技术领域technical field
本实用新型涉及一种测量气体质量流量的装置，尤其涉及一种流量显示装置。The utility model relates to a device for measuring gas mass flow, in particular to a flow display device.
背景技术Background technique
目前，与质量流量控制器配套使用的流量显示仪大多是模拟式或有线通讯数字式产品，这种产品体积较大，多机通讯不方便，需要配置大量电缆线，且在工业环境下输入/输出信号易受干扰。At present, most of the flow indicators used in conjunction with mass flow controllers are analog or wired communication digital products, which are large in size, inconvenient for multi-machine communication, require a large number of cables, and input/ The output signal is susceptible to interference.
实用新型内容Utility model content
本实用新型的目的是提供一种结构简单、使用方便、抗干扰能力强的流量显示装置。The purpose of the utility model is to provide a flow display device with simple structure, convenient use and strong anti-interference ability.
本实用新型的目的是通过以下技术方案实现的：The purpose of this utility model is achieved by the following technical solutions:
本实用新型的流量显示装置，包括主机部分，还包括无线收发模块部分，所述无线收发模块部分与模拟式质量流量控制器的接口相连，所述主机部分设有无线收发接口，所述无线收发模块部分与所述无线收发接口通过无线wifi相连。The flow display device of the present utility model includes a host part, and also includes a wireless transceiver module part, the wireless transceiver module part is connected with an interface of an analog mass flow controller, the host part is provided with a wireless transceiver interface, and the wireless transceiver module The module part is connected with the wireless transceiver interface through wireless wifi.
由上述本实用新型提供的技术方案可以看出，本实用新型实施例提供的流量显示装置，由于包括无线收发模块部分，无线收发模块部分与模拟式质量流量控制器的接口相连，主机部分设有无线收发接口，无线收发模块部分与无线收发接口通过无线wifi相连，主机和无线收发模块部分可以通过无线wifi进行通讯，实现流量设定信号的给定、阀控制指令的给定、以及流量检测信号的测量。具有流量设定/检测信号精准、抗干扰能力强、多机通讯、控制距离远、省去大量电缆线连接的特点。It can be seen from the above-mentioned technical solution provided by the utility model that the flow display device provided by the embodiment of the utility model includes a wireless transceiver module part, the wireless transceiver module part is connected with the interface of the analog mass flow controller, and the host part is equipped with Wireless transceiver interface, the wireless transceiver module part is connected with the wireless transceiver interface through wireless wifi, the host and the wireless transceiver module part can communicate through wireless wifi, and realize the given flow setting signal, valve control instruction given, and flow detection signal Measurement. It has the characteristics of accurate flow setting/detection signal, strong anti-interference ability, multi-machine communication, long control distance, and saves a lot of cable connections.
附图说明Description of drawings
图1为本实用新型实施例提供的流量显示装置的结构示意图。Fig. 1 is a schematic structural diagram of a flow display device provided by an embodiment of the present invention.
具体实施方式Detailed ways
下面将对本实用新型实施例作进一步地详细描述。The embodiments of the present utility model will be further described in detail below.
本实用新型的流量显示装置，其较佳的具体实施方式是：The preferred embodiment of the flow display device of the present invention is:
包括主机部分，还包括无线收发模块部分，所述无线收发模块部分与模拟式质量流量控制器的接口相连，所述主机部分设有无线收发接口，所述无线收发模块部分与所述无线收发接口通过无线wifi相连。It includes a host part and a wireless transceiver module part, the wireless transceiver module part is connected to the interface of the analog mass flow controller, the host part is provided with a wireless transceiver interface, and the wireless transceiver module part is connected to the wireless transceiver interface Connected via wireless wifi.
所述无线收发模块部分设有多个无线收发模块，每个无线收发模块分别与一个模拟式质量流量控制器的接口相连。The wireless transceiver module part is provided with a plurality of wireless transceiver modules, and each wireless transceiver module is respectively connected with an interface of an analog mass flow controller.
所述无线收发模块部分设有64个无线收发模块。The wireless transceiver module part is provided with 64 wireless transceiver modules.
所述无线收发模块部分与+15～24VDC电源相连，所述主机部分与220VAC电源相连。The wireless transceiver module part is connected with +15-24VDC power supply, and the host part is connected with 220VAC power supply.
本实用新型的流量显示装置，由两部分组成，主机部分和无线收发模块部分，无线收发模块部分体积小巧，设有两个接口，一个与模拟式质量流量控制器的接口相连，另一个与+(15～24)VDC电源相连。主机部分与220VAC电源相连。The flow display device of the utility model is composed of two parts, the host part and the wireless transceiver module part, the wireless transceiver module part is small in size, and is provided with two interfaces, one is connected with the interface of the analog mass flow controller, and the other is connected with the + (15~24) VDC power supply connected. The host part is connected with 220VAC power supply.
该流量显示仪的主机和无线收发模块通过无线wifi进行通讯，实现流量设定信号的给定、阀控制指令的给定、以及流量检测信号的测量。一个主机可最多与64个无线收发模块同时建立通讯，控制64台拟式质量流量控制器，具有流量设定/检测信号精准、抗干扰能力强、多机通讯、控制距离远、省去大量电缆线连接的特点。The host of the flow display instrument and the wireless transceiver module communicate through wireless wifi to realize the setting of the flow setting signal, the setting of the valve control command, and the measurement of the flow detection signal. One host can establish communication with up to 64 wireless transceiver modules at the same time, and control 64 pseudo-type mass flow controllers. It has the advantages of accurate flow setting/detection signal, strong anti-interference ability, multi-machine communication, long control distance, and saves a lot of cables. characteristics of the line connection.
以上所述，仅为本实用新型较佳的具体实施方式，但本实用新型的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本实用新型披露的技术范围内，可轻易想到的变化或替换，都应涵盖在本实用新型的保护范围之内。因此，本实用新型的保护范围应该以权利要求书的保护范围为准。The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any person familiar with the technical field can easily think of All changes or replacements should fall within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be based on the protection scope of the claims.
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420734927.3UCN204330046U (en) | 2014-11-28 | 2014-11-28 | Flow display device |
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420734927.3UCN204330046U (en) | 2014-11-28 | 2014-11-28 | Flow display device |
| Publication Number | Publication Date |
|---|---|
| CN204330046Utrue CN204330046U (en) | 2015-05-13 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420734927.3UExpired - LifetimeCN204330046U (en) | 2014-11-28 | 2014-11-28 | Flow display device |
| Country | Link |
|---|---|
| CN (1) | CN204330046U (en) |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right | Effective date of registration:20171106 Address after:100176 room 1, building 8, Wenchang Avenue, Beijing economic and Technological Development Zone, Beijing, Daxing District, 506 Patentee after:BEIJING SEVENSTAR FLOW Co.,Ltd. Address before:100016, 3 floor, building M4, No. 1 East Jiuxianqiao Road, Beijing, Chaoyang District Patentee before:BEIJING SEVENSTAR QUALIFLOW ELECTRONIC EQUIPMENT MANUFACTURING Co.,Ltd. | |
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address | Address after:100176 4s01, 4th floor, building 1, No.8 courtyard, Wenchang Avenue, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after:Beijing Huacheng Electronics Co.,Ltd. Country or region after:China Address before:100176 room 506, building 1, No.8 Wenchang Avenue, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee before:BEIJING SEVENSTAR FLOW Co.,Ltd. Country or region before:China | |
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term | Granted publication date:20150513 |