CN115645181A - An anti-pressure sore pad and its control method - Google Patents

Abstract

Translated fromChinese

本发明属于医疗器械技术领域，具体涉及一种防压疮垫及控制方法，包括垫体、支撑层、管件机构和控制器，垫体包括多个单元机构，多个单元机构相互独立且彼此之间固定连接；多个单元机构材质为橡胶；每个单元机构下端均安装有气嘴，多个气嘴均与管件机构连接；管件机构为三通管件，管件机构内设置有多个气阀，管件机构分别外接抽气泵和充气泵；多个气阀、抽气泵和充气泵均与控制器通信连接；相比现有技术，本发明的防压疮垫为单独的单元机构，抽气和充气独立，减少病人卧床的痛苦；每个单元机构下方都安装压力传感器，压力传感器感知病人受压，能够使护理人员更快的做出调整，减少了病人身体受压时间，避免了病人身体血液不通畅的问题。

The invention belongs to the technical field of medical devices, and in particular relates to an anti-pressure sore pad and a control method, including a pad body, a support layer, a pipe fitting mechanism and a controller. The pad body includes a plurality of unit mechanisms, which are mutually independent and connected The material of multiple unit mechanisms is rubber; the lower end of each unit mechanism is equipped with an air nozzle, and multiple air nozzles are connected to the pipe fitting mechanism; the pipe fitting mechanism is a three-way pipe fitting, and there are multiple air valves inside the pipe fitting mechanism. The pipe fitting mechanism is respectively externally connected with an air pump and an air pump; multiple air valves, air pumps and air pumps are all communicated with the controller; compared with the prior art, the anti-pressure sore pad of the present invention is a separate unit mechanism for air suction and inflation Independent, reducing the patient's pain in bed; each unit is equipped with a pressure sensor under the mechanism, the pressure sensor senses the patient's pressure, and can make the nursing staff make adjustments faster, reducing the time for the patient's body to be under pressure, and avoiding the patient's body blood. patency problem.

Description

Translated fromChinese

一种防压疮垫及控制方法Anti-pressure sore pad and control method

技术领域technical field

本发明属于医疗器械技术领域，具体涉及一种防压疮垫及控制方法。The invention belongs to the technical field of medical devices, and in particular relates to a pressure sore prevention pad and a control method.

背景技术Background technique

目前，防压疮垫是中风病人和高位瘫痪病人必备的家庭用品，适合于长期卧床的病人，防压疮垫能够减轻长期卧床病人的痛苦，并且还能减轻护理人员的工作强度，而现有的防压疮垫只能定期充气和放气，并且只有一个气口，需要护理人员在充气时更换充气装置，放气时更换抽气装置，增加了护理人员的工作强度，充气和放气时产生的噪音很大，会增加长期卧床病人的痛苦。At present, the anti-pressure sore pad is a necessary household product for stroke patients and patients with high paralysis. It is suitable for patients who are bedridden for a long time. Some anti-pressure sore pads can only be inflated and deflated regularly, and there is only one air port. Nurses need to replace the inflation device when inflating, and replace the suction device when deflating, which increases the work intensity of the nursing staff. The noise produced is very loud, which can increase the suffering of bedridden patients for a long time.

现有的防压疮垫为一个整体，以一个整体为单元充气和放气，病人身体没有受压的部位也在充气放气，会增加病人卧床时的痛苦，而且现有的防压疮垫不方便更换充气和放气的位置。The existing anti-pressure sore pad is a whole, which is inflated and deflated as a unit, and the parts of the patient's body that are not under pressure are also inflated and deflated, which will increase the pain of the patient when lying in bed, and the existing anti-pressure sore pad It is inconvenient to change the position of inflation and deflation.

发明内容Contents of the invention

本发明针对上述的问题，提供了一种防压疮垫及控制方法。Aiming at the above problems, the present invention provides an anti-pressure sore pad and a control method.

为了达到上述目的，本发明采用的技术方案为：一种防压疮垫，包括垫体、支撑层、管件机构和控制器，所述支撑层安装在垫体下方；所述管件机构安装在支撑层一侧，所述控制器安装在支撑层侧面；所述垫体包括多个单元机构，多个所述单元机构相互独立且彼此之间固定连接；多个所述单元机构材质为橡胶；所述每个单元机构下端均安装有气嘴，所述管件机构为三通管件，包括一个主管和两个支管，多个所述气嘴均与管件机构的支管连通；所述管件机构内设置有多个气阀，所述管件机构两个支管分别外接抽气泵和充气泵；多个所述气阀、抽气泵和充气泵均与控制器通信连接。In order to achieve the above purpose, the technical solution adopted by the present invention is: a pressure sore prevention pad, including a pad body, a support layer, a pipe fitting mechanism and a controller, the support layer is installed under the pad body; the pipe fitting mechanism is installed on the support On one side of the layer, the controller is installed on the side of the supporting layer; the pad body includes a plurality of unit mechanisms, and the plurality of unit mechanisms are independent of each other and fixedly connected to each other; the material of the plurality of unit mechanisms is rubber; the The lower end of each unit mechanism is equipped with an air nozzle, and the pipe fitting mechanism is a three-way pipe fitting, including a main pipe and two branch pipes, and a plurality of the gas nozzles are connected with the branch pipes of the pipe fitting mechanism; the pipe fitting mechanism is provided with There are a plurality of air valves, and the two branch pipes of the pipe fitting mechanism are respectively externally connected to an air pump and an air pump; the plurality of air valves, air pumps and air pumps are all communicated with the controller.

作为优选，所述管件机构包括多个导气管和主管，多个所述导气管分别与对应的多个气嘴可拆卸连接；多个所述导气管均安装在支撑层内；所述主管上端设置有上板，所述主管上板开设有多个通孔一，多个所述导气管分别与主管上板的多个通孔一连接；多个所述导气管上均设置有气阀一，多个所述气阀一均与控制器通信连接；多个所述导气管均与主管内部相通；所述主管远离导气管的端部外接抽气泵和充气泵。Preferably, the pipe fitting mechanism includes a plurality of air guide tubes and a main pipe, and a plurality of the air guide tubes are detachably connected to corresponding multiple air nozzles; a plurality of the air guide tubes are installed in the support layer; the upper end of the main pipe An upper plate is provided, and the upper plate of the main pipe is provided with a plurality of through holes, and the plurality of air guide tubes are respectively connected with the plurality of through holes of the upper plate of the main pipe; the air valves are arranged on the plurality of air guide tubes. A plurality of the air valves are all communicated with the controller; a plurality of the air guide tubes are all communicated with the inside of the main pipe;

作为优选，两个所述支管分别为充气管和抽气管，所述主管下端设置有下板，所述充气管和抽气管均与主管内部相通；所述充气管远离主管的端部与充气泵连接，所述抽气管远离主管的端部与抽气泵连接；所述充气管和抽气管上均设置有气阀二，两个所述气阀二均与控制器通信连接。As a preference, the two branch pipes are respectively an inflation pipe and an air extraction pipe, and the lower end of the main pipe is provided with a lower plate, and both the inflation pipe and the air extraction pipe communicate with the interior of the main pipe; the end of the inflation pipe away from the main pipe is connected to the air pump connected, the end of the suction pipe far away from the main pipe is connected to the suction pump; both the inflation pipe and the suction pipe are provided with two air valves, and both of the two air valves are communicatively connected with the controller.

作为优选，所述防压疮垫还包括多个压力传感器，多个所述压力传感器分别对应安装在单元机构下端，多个所述压力传感器与控制器均通信连接。Preferably, the anti-pressure sore pad further includes a plurality of pressure sensors, the plurality of pressure sensors are correspondingly installed at the lower end of the unit mechanism, and the plurality of pressure sensors are all communicated with the controller.

作为优选，所述支撑层内还安装有线路束，所述线路束内的每条线路分别于对应的压力传感器连接；所述线路束远离压力传感器的一端与控制器连接。Preferably, a wiring harness is also installed in the support layer, and each line in the wiring harness is respectively connected to a corresponding pressure sensor; the end of the wiring harness away from the pressure sensor is connected to the controller.

作为优选，所述控制器包括整流设备和PLC控制器，所述整流设备的输出端与多个压力传感器、抽气泵、充气泵和PLC控制器分别电性连接；所述抽气泵、充气泵、多个气阀一、气阀二和多个压力传感器与PLC控制器通信连接。Preferably, the controller includes a rectification device and a PLC controller, and the output end of the rectification device is electrically connected to a plurality of pressure sensors, air pumps, air pumps and PLC controllers respectively; the air pump, air pump, A plurality ofgas valves 1, 2 and a plurality of pressure sensors are communicatively connected with the PLC controller.

一种防压疮垫控制方法，包括人工控制方法和自动控制方法，所述人工控制方法是护理人员通过控制PLC控制器而控制每个单元机构的充气和抽气；所述自动控制方法是PLC控制器根据压力传感器感知的压力值来控制每个单元机构的充气和抽气。A control method for an anti-pressure sore pad, comprising a manual control method and an automatic control method, the manual control method is that the nursing staff controls the inflation and air extraction of each unit mechanism by controlling a PLC controller; the automatic control method is a PLC The controller controls the inflation and pumping of each unit mechanism according to the pressure value sensed by the pressure sensor.

作为优选，所述人工控制方法为需要根据PLC控制器上显示的压力值，并手动操作控制多个气阀一、抽气泵、充气泵和两个气阀二的开启和关闭，完成对每个单元机的充气和抽气。As preferably, the manual control method needs to be based on the pressure value displayed on the PLC controller, and manually controls the opening and closing of a plurality of air valves one, air suction pump, air pump and two air valves two, and completes the control of each air valve. Inflation and extraction of unitary machines.

作为优选，所述自动控制方法为压力传感器感知的压力值传递给PLC控制器，PLC控制器通过压力值和规定值进行比对，随后不断控制抽气泵、充气泵、多个气阀一和两个气阀二的开启和关闭，完成对每个单元机构的充气和抽气；压力值大于规定值时，PLC控制器控制相对应的单元机构抽气，压力值小于规定值时，PLC控制器控制相对应的单元机构充气。As preferably, the automatic control method is that the pressure value sensed by the pressure sensor is transmitted to the PLC controller, and the PLC controller compares the pressure value with the specified value, and then continuously controls the air pump, the air pump, and a plurality of air valves one and two The opening and closing of eachair valve 2 completes the inflation and pumping of each unit mechanism; when the pressure value is greater than the specified value, the PLC controller controls the corresponding unit mechanism to pump air; when the pressure value is less than the specified value, the PLC controller Control the inflation of the corresponding unit mechanism.

与现有技术相比，本发明的优点和积极效果在于：Compared with prior art, advantage and positive effect of the present invention are:

(1)现有的防压疮垫为一个整体，并且以一个整体为单元充气和放气，导致病人没有受压的地方也在放气，而本发明的防压疮垫为单独的单元机构，抽气和充气独立，减少病人卧床的痛苦；(1) The existing anti-pressure sore pad is a whole, and it is inflated and deflated as a unit, causing the patient to deflate in the place where the patient is not under pressure, while the anti-pressure sore pad of the present invention is a separate unit mechanism , pumping and inflation are independent, reducing the pain of bedridden patients;

(2)每个单元机构下方都安装压力传感器，压力传感器感知病人受压，能够使护理人员更快的做出调整，减少了病人身体受压时间，避免了病人身体血液不通畅的问题；(2) A pressure sensor is installed under each unit mechanism. The pressure sensor senses the pressure on the patient, which enables the nursing staff to make adjustments faster, reduces the pressure time of the patient's body, and avoids the problem of blood flow in the patient's body;

(3)PLC控制器自动模式下，能够根据压力传感器的压力值不断调整各个单元机构的充气和抽气，减少了病人卧床的痛苦，也给护理人员减少了工作强度；(3) In the automatic mode of the PLC controller, the inflation and pumping of each unit mechanism can be continuously adjusted according to the pressure value of the pressure sensor, which reduces the pain of bedridden patients and reduces the work intensity of the nursing staff;

(4)本发明的垫体部分可以随时拆卸，只需将各个单元机构下方的气嘴与导气管拆除，就可以更换垫体部分；(4) The pad body part of the present invention can be disassembled at any time, and the pad body part can be replaced only by removing the air nozzle and the air guide tube under each unit mechanism;

(5)现有的防压疮垫充气和放气时产生的噪音很大，而本发明中各个单元机构都是独立的，并且只需将压力值不符合合理范围内的单元机构进行抽气和充气，减少了噪音产生，也减少了病人卧床的痛苦。(5) The existing anti-pressure sore pads generate a lot of noise when inflated and deflated, but in the present invention, each unit mechanism is independent, and only the unit mechanism whose pressure value does not meet the reasonable range needs to be pumped And inflatable, reduce the noise, also reduce the patient's pain in bed.

附图说明Description of drawings

为了更清楚地说明本发明实施例的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍：In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings that need to be used in the description of the embodiments:

图1为实施例1提供的防压疮垫主视图；Fig. 1 is the front view of the anti-pressure sore pad thatembodiment 1 provides;

图2为防压疮垫示意图；Figure 2 is a schematic diagram of an anti-pressure sore pad;

图3为防压疮垫中垫体俯视图；Fig. 3 is a top view of the pad body in the anti-pressure sore pad;

图4为防压疮垫结构图；Fig. 4 is a structural diagram of an anti-pressure sore pad;

图5为防压疮垫内部结构图；Fig. 5 is a diagram of the internal structure of the anti-pressure sore pad;

图6为防压疮垫中管件机构结构图；Fig. 6 is a structural diagram of the pipe fitting mechanism in the anti-pressure sore pad;

图7为防压疮垫中单元机构结构图。Fig. 7 is a structural diagram of the unit mechanism in the anti-pressure sore pad.

附图标记说明：Explanation of reference signs:

1—垫体，101—单元机构，102—气嘴；1—pad body, 101—unit mechanism, 102—gas nozzle;

2—支撑层；2—support layer;

3—管件机构，301—主管，302—充气管，303—抽气管，304—导气管，305—气阀一；3—pipe fitting mechanism, 301—supervisor, 302—inflatable pipe, 303—exhaust pipe, 304—air guiding pipe, 305—air valve one;

4—控制器。4—Controller.

具体实施方式Detailed ways

为了能够更清楚地理解本发明的上述目的、特征和优点，下面结合附图和实施例对本发明做进一步说明。In order to more clearly understand the above objects, features and advantages of the present invention, the present invention will be further described below in conjunction with the accompanying drawings and embodiments.

在下面的描述中阐述了很多具体细节以便于充分理解本发明，但是，本发明还可以采用不同于在此描述的其他方式来实施，因此，本发明并不限于下面公开说明书的具体实施例的限制。In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways than described here. Therefore, the present invention is not limited to the specific embodiments disclosed below. limit.

实施例1Example 1

下面结合附图1-附图7对本发明作进一步的描述，一种防压疮垫，如图1-图4所示，包括垫体1、支撑层2、管件机构3和控制器4，支撑层2安装在垫体1下方，管件机构3和控制器4均安装在支撑层2一侧。The present invention will be further described below in conjunction with accompanying drawing 1-accompanying drawing 7, a kind of anti-pressure sore cushion, as shown in Figure 1-Figure 4, comprisescushion body 1,support layer 2,pipe fitting mechanism 3 andcontroller 4, supports Thelayer 2 is installed under thecushion body 1, and thepipe fitting mechanism 3 and thecontroller 4 are installed on one side of the supportinglayer 2.

垫体1包括多个单元机构101、多个气嘴102，如图2所示，多个单元机构101相互独立且彼此之间固定连接，单元机构101的材质为橡胶、PVC布或PVC膜。Thepad body 1 includes a plurality ofunit mechanisms 101 and a plurality ofair nozzles 102. As shown in FIG. 2, the plurality ofunit mechanisms 101 are independent of each other and fixedly connected to each other. The material of theunit mechanisms 101 is rubber, PVC cloth or PVC film.

如图7所示，每个单元机构101下端都设置一个气嘴102，每个单元机构101的形状为菱形和条形。As shown in FIG. 7 , anair nozzle 102 is provided at the lower end of eachunit mechanism 101 , and eachunit mechanism 101 is shaped like a rhombus or a bar.

如图7所示，管件机构3为三通管件，包括一个主管301和两个支管，多个气嘴102均与管件机构3的主管301连通。As shown in FIG. 7 , thepipe fitting mechanism 3 is a three-way pipe fitting, including amain pipe 301 and two branch pipes, and a plurality ofgas nozzles 102 communicate with themain pipe 301 of thepipe fitting mechanism 3 .

管件机构3内设置有多个气阀，气阀控制管件机构3的气体进出，管件机构3两个支管分别外接抽气泵和充气泵，多个气阀305、抽气泵和充气泵均与控制器4通信连接。A plurality of air valves are arranged in thepipe fitting mechanism 3, and the gas valves control the gas in and out of thepipe fitting mechanism 3. The two branch pipes of thepipe fitting mechanism 3 are respectively externally connected to an air pump and an air pump. 4 communication connection.

抽气泵向管件机构3泵入气体，泵入的气体通过每个单元机构101下的气嘴102进入到单元机构101内。The air pump pumps gas into thepipe mechanism 3 , and the pumped gas enters theunit mechanism 101 through thegas nozzle 102 under eachunit mechanism 101 .

如图5所示，管件机构3包括多个导气管304和主管301，多个导气管304分别与对应的多个气嘴102可拆卸连接，多个导气管304均安装在支撑层2内，并且按照一定规律排布固定在支撑层2内。As shown in FIG. 5 , thepipe fitting mechanism 3 includes a plurality ofair guide tubes 304 and amain pipe 301. The multipleair guide tubes 304 are detachably connected to the correspondingmultiple air nozzles 102, and the multipleair guide tubes 304 are installed in thesupport layer 2. And arranged and fixed in the supportinglayer 2 according to certain rules.

导气管304与气嘴102可拆卸连接，当使用时间过长或防压疮垫磨损严重需要更换时，只需要将导气管304和气嘴102连接处拆开，更换垫体1即可。Theair guide tube 304 is detachably connected to theair nozzle 102. When the use time is too long or the anti-pressure sore pad is severely worn and needs to be replaced, only the connection between theair guide tube 304 and theair nozzle 102 needs to be disassembled, and thepad body 1 can be replaced.

如图6所示，主管301上端设置有上板，主管301上板开设有多个通孔一，多个导气管304分别与主管301上板的多个通孔一连接；多个导气管304与对应的通孔一之间为密封状态，防止泵入的气体渗漏出管件机构3。As shown in Figure 6, the upper end of themain pipe 301 is provided with an upper plate, and the upper plate of themain pipe 301 is provided with a plurality of throughholes 1, and a plurality ofair guide tubes 304 are respectively connected with a plurality of throughholes 1 of the upper plate of themain pipe 301; It is in a sealed state with the corresponding throughhole 1 to prevent the pumped gas from leaking out of the pipefitting mechanism 3 .

如图6所示，多个导气管304上均设置有气阀一305，多个气阀一305均与控制器4通信连接；通过控制每个导气管304上的气阀一305的开启和关闭，来控制单元机构101的充气和抽气。As shown in Figure 6, a plurality ofair guide tubes 304 are provided with an air valve one 305, and a plurality of air valve one 305 are all communicated with thecontroller 4; by controlling the opening and closing of the air valve one 305 on eachair guide tube 304 Closed to control the inflation and pumping of theunit mechanism 101.

多个导气管304均与主管301内部相通；主管301远离导气管304的端部外接抽气泵和充气泵。A plurality ofair ducts 304 communicate with the inside of themain pipe 301; the end of themain pipe 301 away from theair duct 304 is externally connected with an air suction pump and an air pump.

如图4-图6所示，两个支管分别为充气管302和抽气管303，主管301下端设置有下板，主管301下板开设有通孔二和通孔三；As shown in Figures 4-6, the two branch pipes are theinflation pipe 302 and theexhaust pipe 303 respectively, the lower end of themain pipe 301 is provided with a lower plate, and the lower plate of themain pipe 301 is provided with throughholes 2 and 3;

充气管302与通孔二连接，抽气管303与通孔三连接；充气管302与通孔二连接处为密封状态，抽气管303与通孔三连接处也为密封状态。Theinflatable tube 302 is connected to the second through hole, and theexhaust tube 303 is connected to the third through hole; the connection between theinflatable tube 302 and the second through hole is in a sealed state, and the connection between theair extraction tube 303 and the third through hole is also in a sealed state.

如图6所示，充气管302和抽气管303均与主管301内部相通；充气管302远离主管301的端部与充气泵连接，抽气管303远离主管301的端部与抽气泵连接；充气管302和抽气管303上均设置有气阀二，两个气阀二均与控制器4通信连接。As shown in Figure 6, theinflation pipe 302 and theexhaust pipe 303 are all communicated with the inside of themain pipe 301; the end of theinflation pipe 302 away from themain pipe 301 is connected with the air pump, and the end of theair pipe 303 is far away from themain pipe 301 and connected with the air pump; 302 and theexhaust pipe 303 are provided with two air valves, both of which are connected to thecontroller 4 by communication.

防压疮垫还包括多个压力传感器，多个压力传感器分别对应安装在单元机构101下端，多个压力传感器与控制器4均通信连接。The anti-pressure sore pad also includes a plurality of pressure sensors, which are correspondingly installed at the lower end of theunit mechanism 101 , and are connected to thecontroller 4 through communication.

压力传感器可以感知病人身体所受的压力，传递信号给控制器4，使控制器4对单元机构101充气和抽气做出调整。The pressure sensor can sense the pressure on the patient's body, and transmit a signal to thecontroller 4, so that thecontroller 4 can adjust the inflation and pumping of theunit mechanism 101 .

支撑层2内还安装有线路束，线路束内的每条线路分别于对应的压力传感器连接；线路束远离压力传感器的一端与控制器4连接。支撑层2类似于现有的乳胶床垫。A wiring harness is also installed in the supportinglayer 2 , and each line in the wiring harness is respectively connected to a corresponding pressure sensor; the end of the wiring harness far away from the pressure sensor is connected to thecontroller 4 .Support layer 2 is similar to existing latex mattresses.

控制器4包括整流设备和PLC控制器，整流设备的输出端为多个压力传感器、抽气泵、充气泵和PLC控制器供电。整流设备为将交流电变成直流电的设备。Thecontroller 4 includes a rectification device and a PLC controller, and the output end of the rectification device supplies power for a plurality of pressure sensors, suction pumps, air pumps and PLC controllers. A rectifier is a device that converts alternating current into direct current.

抽气泵、充气泵、多个气阀一305、气阀二和多个压力传感器与PLC控制器通信连接。The air pump, the air pump,multiple air valves 1 305 ,air valve 2 and multiple pressure sensors are communicatively connected with the PLC controller.

PLC控制器自带显示屏，可以根据需要通过PLC控制器手动调节各个单元机构101的充气或抽气。The PLC controller has its own display screen, and the inflation or pumping of eachunit mechanism 101 can be manually adjusted through the PLC controller as required.

PLC控制器也可以开启自动模式，自动模式下根据各个单元机构101下端的压力传感器的输出值，对相对应的单元机构101进行充气或抽气。The PLC controller can also turn on the automatic mode. In the automatic mode, the correspondingunit mechanism 101 is inflated or pumped according to the output value of the pressure sensor at the lower end of eachunit mechanism 101 .

在本发明中，支撑层2外周开设有通孔二，多个导气管304从支撑层2内部穿过通孔二与主管301上板的通孔一连接。In the present invention, a second through hole is opened on the outer periphery of thesupport layer 2 , and a plurality ofair ducts 304 pass through the second through hole from the inside of thesupport layer 2 to connect with the first through hole on the upper plate of themain pipe 301 .

让患者躺在防压疮垫之前,护理人员需通过PLC控制器控制多个气阀一305和充气管302上的气阀二均打开，随后控制充气泵向充气管302泵入气体，泵入的气体通过多个导气管304分别进入对应的单元机构101内，使每个单元机构101内都充满气体，随后关闭多个气阀一305和充气管302上的气阀二，最后关闭充气泵。Before letting the patient lie on the anti-pressure sore cushion, the nursing staff needs to controlmultiple air valves 1 305 andair valve 2 on theinflatable tube 302 to open through the PLC controller, and then control the air pump to pump air into theinflatable tube 302, pumping in The gas enters thecorresponding unit mechanism 101 respectively through a plurality ofair guide tubes 304, so that eachunit mechanism 101 is filled with gas, then closes a plurality ofgas valves 1 305 andgas valve 2 on theinflation tube 302, and finally closes the air pump .

患者躺在防压疮垫之后，身体接触防压疮垫后，受压的单元机构101下端的压力传感器感知压力值后，传递给PLC控制器，护理人员需根据PLC控制器显示，控制抽气管303上的气阀二和对应的压力传感器相对应的导气管304上的气阀一305打开，随后控制抽气泵进行抽气，当PLC控制器显示压力值在合理范围内后，关闭抽气泵，随后关闭抽气管303上的气阀二和对应的导气管304上的气阀一305。After the patient lies on the anti-pressure sore pad and the body touches the anti-pressure sore pad, the pressure sensor at the lower end of theunit mechanism 101 under pressure senses the pressure value and transmits it to the PLC controller. The nurse needs to control the suction pipe according to the display of the PLC controller. Theair valve 2 on the 303 and theair valve 1 305 on theair guide tube 304 corresponding to the corresponding pressure sensor are opened, and then the air pump is controlled to extract air. When the PLC controller shows that the pressure value is within a reasonable range, the air pump is turned off. Then close the air valve two on thesuction pipe 303 and the air valve one 305 on the correspondingair guide pipe 304 .

当单元机构101下端的压力传感器传递的压力值低于合理值后，护理人员需打开充气管302上的气阀二和压力值低于合理值对应的导气管304上的气阀一305，随后打开充气泵，当PLC控制器显示压力值在合理范围内后，关闭充气管302上的气阀二和对应的导气管304上的气阀一305，最后关闭充气泵。When the pressure value transmitted by the pressure sensor at the lower end of theunit mechanism 101 is lower than a reasonable value, the nursing staff needs to open theair valve 2 on theinflatable tube 302 and theair valve 1 305 on theairway 304 corresponding to the pressure value lower than the reasonable value, and then Turn on the air pump, and when the PLC controller shows that the pressure value is within a reasonable range, close the air valve two on theinflatable pipe 302 and the air valve one 305 on the correspondingair guide pipe 304, and finally close the air pump.

护理人员忙碌时或者需要休息时，可以开启自动模式，PLC控制器根据压力传感器传递的压力值是否在合理范围内，不断调整充气和抽气。When the nurses are busy or need to rest, they can turn on the automatic mode, and the PLC controller will continuously adjust the inflation and pumping according to whether the pressure value transmitted by the pressure sensor is within a reasonable range.

一种防压疮垫控制方法，包括人工控制方法和自动控制方法，人工控制方法是护理人员通过控制PLC控制器而控制每个单元机构101的充气和抽气；自动控制方法是PLC控制器根据压力传感器感知的压力值来控制每个单元机构101的充气和抽气。A control method for an anti-pressure sore pad, comprising a manual control method and an automatic control method, the manual control method is that the nurse controls the inflation and air extraction of eachunit mechanism 101 by controlling the PLC controller; the automatic control method is that the PLC controller controls the The pressure value sensed by the pressure sensor is used to control the inflation and pumping of eachunit mechanism 101 .

人工控制方法为需要根据PLC控制器上显示的压力值，并手动操作控制多个气阀一305、抽气泵、充气泵和两个气阀二的开启和关闭，完成对每个单元机构101的充气和抽气。The manual control method is to manually control the opening and closing ofmultiple air valves 1 305, air suction pump, air charging pump and twoair valves 2 according to the pressure value displayed on the PLC controller, and complete the control of eachunit mechanism 101. Inflate and pump.

自动控制方法为压力传感器感知的压力值传递给PLC控制器，PLC控制器通过压力值和规定值进行比对，随后不断控制抽气泵、充气泵、多个气阀一305和两个气阀二的开启和关闭，完成对每个单元机构101的充气和抽气；；压力值大于规定值时，PLC控制器控制相对应的单元机构101抽气，压力值小于规定值时，PLC控制器控制相对应的单元机构101充气。The automatic control method is that the pressure value sensed by the pressure sensor is transmitted to the PLC controller, and the PLC controller compares the pressure value with the specified value, and then continuously controls the air pump, air pump, multiple air valves 1305 and twoair valves 2 The opening and closing of eachunit mechanism 101 is completed; when the pressure value is greater than the specified value, the PLC controller controls thecorresponding unit mechanism 101 to pump air; when the pressure value is less than the specified value, the PLC controller controls Thecorresponding unit mechanism 101 is inflated.

以上所述，仅是本发明的较佳实施例而已，并非是对本发明作其他形式的限制，任何熟悉本专业的技术人员可能利用上述揭示的技术内容加以变更或改型为等同变化的等效实施例应用于其他领域，但是凡是未脱离本发明技术方案内容，依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化，仍属于本发明技术方案的保护范围。The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention to other forms. Any skilled person who is familiar with this profession may use the technical content disclosed above to change or modify the equivalent of the equivalent change. The embodiments are applied to other fields, but any simple modification or equivalent change made to the above embodiments according to the technical essence of the present invention still belongs to the protection scope of the technical solutions of the present invention, as long as they do not depart from the content of the technical solutions of the present invention.

Claims (9)

1. The pressure sore prevention pad is characterized by comprising a pad body (1), a supporting layer (2), a pipe fitting mechanism (3) and a controller (4), wherein the supporting layer (2) is arranged below the pad body (1); the pipe fitting mechanism (3) is arranged on one side of the supporting layer (2), and the controller (4) is arranged on the side surface of the supporting layer (2);

the cushion body (1) comprises a plurality of unit mechanisms (101), and the unit mechanisms (101) are mutually independent and are fixedly connected with each other; the unit mechanisms (101) are made of rubber;

the lower end of each unit mechanism (101) is provided with an air nozzle (102); the pipe fitting mechanism (3) is a three-way pipe fitting and comprises a main pipe (301) and two branch pipes; the air nozzles (102) are all communicated with a main pipe (301) of the pipe fitting mechanism (3);

a plurality of air valves are arranged in the pipe fitting mechanism (3), and two branch pipes of the pipe fitting mechanism (3) are respectively externally connected with an air pump and an inflator pump;

and the air valves, the air pump and the air pump are all in communication connection with the controller (4).

2. The pressure sore prevention pad as claimed in claim 1, wherein said tube means (3) comprises a plurality of air tubes (304), and said air tubes (304) are detachably connected to a corresponding plurality of air nozzles (102); a plurality of air ducts (304) are all arranged in the supporting layer (2);

an upper plate is arranged at the upper end of the main pipe (301), a plurality of first through holes are formed in the upper plate of the main pipe (301), and one ends, far away from the air nozzle (102), of the air guide pipes (304) are respectively connected with the first through holes in the upper plate of the main pipe (301);

a first air valve (305) is arranged on each air duct (304), and the first air valves (305) are in communication connection with the controller (4);

the air guide pipes (304) are communicated with the interior of the main pipe (301); the end part of the main pipe (301) far away from the air duct (304) is externally connected with an air pump and an air pump.

3. The pressure sore prevention pad as claimed in claim 2, wherein the two branch pipes are an inflation pipe (302) and an air suction pipe (303), respectively, and the inflation pipe (302) and the air suction pipe (303) are both communicated with the inside of the main pipe (301); the end part of the inflation pipe (302) far away from the main pipe (301) is connected with an inflation pump, and the end part of the exhaust pipe (303) far away from the main pipe (301) is connected with an exhaust pump;

and air valves II are arranged on the inflation pipe (302) and the exhaust pipe (303), and are in communication connection with the controller (4).

4. The pressure sore prevention pad as claimed in claim 3, further comprising a plurality of pressure sensors, wherein the plurality of pressure sensors are respectively correspondingly installed at the lower ends of the unit mechanisms (101), and the plurality of pressure sensors are all in communication connection with the controller (4).

5. The pressure sore prevention pad as claimed in claim 4, wherein a wiring harness is further installed in the support layer (2), and each wiring in the wiring harness is connected with a corresponding pressure sensor;

and one end of the line bundle, which is far away from the pressure sensor, is connected with a controller (4).

6. The pressure sore prevention pad as claimed in claim 5, wherein the controller (4) comprises a rectifying device and a PLC controller, and the output end of the rectifying device is electrically connected with the plurality of pressure sensors, the air pump, the inflator pump and the PLC controller respectively;

the air pump, the first air valves (305), the second air valves and the pressure sensors are in communication connection with the PLC.

7. A pressure sore prevention pad control method characterized by using the pressure sore prevention pad of claim 6, comprising a manual control method and an automatic control method, wherein the manual control method is that a nursing staff controls the inflation and the deflation of each unit mechanism (101) by controlling a PLC controller;

the automatic control method is characterized in that the PLC controls the inflation and the air exhaust of each unit mechanism (101) according to the pressure value sensed by the pressure sensor.

8. The method for controlling the pressure sore prevention pad as claimed in claim 7, wherein the manual control method is to manually control the opening and closing of the plurality of first air valves (305), the air pump and the two second air valves according to the pressure value displayed on the PLC controller to complete the air inflation and air suction of each unit mechanism (101).

9. The control method of the pressure sore prevention pad as claimed in claim 7, wherein the automatic control method is that the pressure value sensed by the pressure sensor is transmitted to the PLC controller, the PLC controller compares the pressure value with a specified value, and then the air pump, the plurality of air valves one (305) and the two air valves two are continuously controlled to be opened and closed, so that the air inflation and air exhaust of each unit mechanism (101) are completed; when the pressure value is larger than the specified value, the PLC controller controls the corresponding unit mechanism (101) to exhaust air, and when the pressure value is smaller than the specified value, the PLC controller controls the corresponding unit mechanism (101) to inflate.

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