CN112109504A - Floating tyre pressure sensing device - Google Patents
Floating tyre pressure sensing deviceDownload PDFInfo
- Publication number
- CN112109504A CN112109504ACN201910539523.6ACN201910539523ACN112109504ACN 112109504 ACN112109504 ACN 112109504ACN 201910539523 ACN201910539523 ACN 201910539523ACN 112109504 ACN112109504 ACN 112109504A
- Authority
- CN
- China
- Prior art keywords
- flow channel
- liquid
- tire pressure
- sensing device
- tire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007788liquidSubstances0.000claimsabstractdescription86
- 238000001514detection methodMethods0.000claimsabstractdescription20
- 239000000463materialSubstances0.000claimsdescription5
- 238000005096rolling processMethods0.000abstractdescription3
- JEIPFZHSYJVQDO-UHFFFAOYSA-Niron(III) oxideInorganic materialsO=[Fe]O[Fe]=OJEIPFZHSYJVQDO-UHFFFAOYSA-N0.000description9
- 239000003245coalSubstances0.000description3
- 206010039203Road traffic accidentDiseases0.000description2
- 238000005034decorationMethods0.000description2
- 238000000034methodMethods0.000description2
- 238000012986modificationMethods0.000description2
- 230000004048modificationEffects0.000description2
- XLYOFNOQVPJJNP-UHFFFAOYSA-NwaterSubstancesOXLYOFNOQVPJJNP-UHFFFAOYSA-N0.000description2
- 239000004743PolypropyleneSubstances0.000description1
- 230000009286beneficial effectEffects0.000description1
- 238000004880explosionMethods0.000description1
- 230000005484gravityEffects0.000description1
- 229920001903high density polyethylenePolymers0.000description1
- 239000004700high-density polyethyleneSubstances0.000description1
- 229920001684low density polyethylenePolymers0.000description1
- 239000004702low-density polyethyleneSubstances0.000description1
- 239000012528membraneSubstances0.000description1
- -1polypropylenePolymers0.000description1
- 229920001155polypropylenePolymers0.000description1
- 230000002265preventionEffects0.000description1
- 230000003449preventive effectEffects0.000description1
- 230000007306turnoverEffects0.000description1
Images
Classifications
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L17/00—Devices or apparatus for measuring tyre pressure or the pressure in other inflated bodies
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
Description
Technical Field
The invention relates to the technical field of pressure detection in tires, in particular to a floating type tire pressure sensing device.
Background
During high-speed driving of automobiles, tire failure is the most worried and difficult to prevent by all drivers, and is also an important cause of sudden traffic accidents. According to statistics, 70-80% of traffic accidents on expressways are caused by tire burst. How to prevent tire burst has become an important issue for safe driving. The use of a tire pressure sensor in a tire is one of the effective means of scientific explosion prevention and early warning at present.
The tire pressure sensors in the prior art are all installed in hollow tires, no liquid exists in the tires, but according to the market requirements of Europe and the like, the large tires adopted by large-scale coal mine cars and the like are filled with antirust liquid, and the density of the antirust liquid is 1.03g/cm3During running, the giant tire rotates at low speed, and the rotating speed is less than 40 km/hr. However, because liquid exists in the tire, the conventional tire pressure sensing device is easy to be damaged due to water inflow after being used for a long time, so that the service life of the tire pressure sensing device is shortened.
Disclosure of Invention
The invention aims to provide a floating type tire pressure sensing device which can be used in a giant tire filled with antirust liquid, is not easy to damage by water inflow and is suitable for giant tires adopted by large-scale coal mine cars and the like.
The technical scheme provided by the invention is as follows:
a floating tire pressure sensing device, comprising: spheres of a material having a density of less than 1.03g/cm3The sphere is provided with a counterweight part; the tire pressure sensor is arranged in the ball body, a gas flow channel is formed in one side, away from the counterweight part, of the ball body, the gas flow channel is communicated with a pressure detection gas hole of the tire pressure sensor, the pressure detection gas hole is communicated with the outside of the ball body through the gas flow channel, a liquid flow channel is arranged on the ball body, a first end of the liquid flow channel is communicated with the gas flow channel, and the tire pressure sensor is arranged in the ball bodyThe second end of the liquid flow passage is communicated with the outside of the ball body; when the floating tire pressure sensing device is placed in a giant tire filled with antirust liquid, the ball body floats on the antirust liquid, the axis direction of the liquid flow channel is inclined to the horizontal plane, and the height of the second end of the liquid flow channel is lower than that of the first end of the liquid flow channel.
In the above-mentioned structure, because the density of the spheroidal material of preparation is less than the density of rust-resistant liquid, consequently can continuously float on the surface at rust-resistant liquid, simultaneously because counter weight portion has reduced spheroidal focus, make the spheroid be difficult for the upset, the pressure sensor that is located the spheroid passes through the atmospheric pressure in the huge tire of gas flow channel detection, simultaneously because gas flow channel is located the opposite side of counter weight portion, consequently, reduce the possibility that rust-resistant liquid gets into tire pressure sensor through gas flow channel, and the liquid flow channel through the slope setting is with rust-resistant liquid discharge outside the spheroid.
Preferably, a waterproof breathable film is arranged at the pressure detection air hole of the tire pressure sensor.
Through setting up waterproof ventilated membrane, avoid rust-resistant liquid to pass through in the pressure detection gas pocket gets into tire pressure sensor.
Preferably, the waterproof breathable film is a waterproof breathable patch.
Preferably, when the floating tire pressure sensing device is placed in a giant tire filled with a rust-preventive liquid, the axis of the gas flow passage is perpendicular to the horizontal plane.
Preferably, the number of the liquid flow passages is 2, and the 2 liquid flow passages are respectively located at two sides of the tire pressure sensor.
In the above-mentioned structure, because the liquid runner sets up respectively in tire pressure sensor's both sides, and in rust-resistant liquid got into gas flow path or liquid flow path, if only 1 liquid runner and gas flow path intercommunication, then rust-resistant liquid blocks easily in the liquid runner and the intercommunication department of gas flow path, leads to spheroidal drainage not smooth, and this structure can reduce the phenomenon that rust-resistant liquid blocks in the liquid runner and the intercommunication department of gas flow path through setting up 2 liquid runners.
Preferably, the first end of the liquid flow passage communicates with an end of the gas flow passage communicating with the pressure detection gas hole.
Preferably, the axes of the two liquid flow channels form an included angle of 120 degrees, and the axis of each liquid flow channel and the axis of the gas flow channel form an included angle of 120 degrees.
The floating tire pressure sensing device provided by the invention can bring the following beneficial effects:
the floating type tire pressure sensing device is applied to a giant tire filled with antirust liquid running at low speed, the ball body always floats on the surface of the antirust liquid in the actual rolling process of the tire, meanwhile, the pressure detection air hole of the tire pressure sensor in the ball body is communicated with the interior of the giant tire through the gas flow channel, the real-time pressure value in the giant tire is detected, the antirust liquid entering the gas flow channel is discharged out of the ball body through the liquid flow channel, and the situation that the antirust liquid enters the tire pressure sensor to cause the damage of electronic components in the tire pressure sensor and influence the use of products can be avoided.
Drawings
The above features, technical features, advantages and implementations of the floating tire pressure sensing device will be further described in the following detailed description of preferred embodiments in a clearly understandable manner, with reference to the accompanying drawings.
Fig. 1 is a schematic view of a floating tire pressure sensing device;
fig. 2 is a schematic view of the internal structure of the floating tire pressure sensing device.
The reference numbers illustrate:
1-sphere, 1 a-counterweight, 1 b-gas flow channel, 1 c-liquid flow channel, 2-tire pressure sensor and 2 a-pressure detection air hole.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product.
[ example 1 ]
As shown in FIG. 1, example 1 discloses a specific embodiment of a floating tire pressure sensing device for use in a giant tire of a large coal mine car or other large vehicle, which has a 1.03g/cm density built-in giant tire3The rust preventive liquid of (1).
The method specifically comprises the following steps: the tire pressure sensor comprises a ball body 1 and atire pressure sensor 2 arranged in the ball body 1, wherein the ball body 1 is made of a Baolilong material, and the density of the Baolilong material is 0.015-0.03 g/cm3And acounterweight part 1a is arranged in the ball body 1, and the counterweight block makes the gravity center of the ball body 1 lower, so that the ball body floats on the antirust liquid and is not easy to turn over.
Thegas flow channel 1b has been seted up to the one side of keeping away fromcounter weight portion 1a of spheroid 1,gas flow channel 1b has been seted up on the upper portion of spheroid 1 in fig. 1 promptly,gas flow channel 1b communicates with the pressuredetection gas pocket 2a oftire pressure sensor 2, pressuredetection gas pocket 2a communicates with the outside of spheroid 1 throughgas flow channel 1b, still be equipped with 2liquid flow channels 1c on thespheroid 1, 2liquid flow channels 1c are locatedtire pressure sensor 2's both sides respectively, the first end and thegas flow channel 1b intercommunication ofliquid flow channel 1c, specifically, the first end and the one end (being the lower extreme ofgas flow channel 1b in fig. 1) ofgas flow channel 1b and pressuredetection gas pocket 2a intercommunication ofliquid flow channel 1c communicate, the second end and the outside of spheroid 1 communicate.
When the floating tire pressure sensing device is placed in a giant tire filled with antirust liquid, the ball body 1 floats on the antirust liquid, the axis of thegas flow passage 1b is vertical to the horizontal plane, the axis direction of theliquid flow passage 1c is inclined to the horizontal plane, and the height of the second end of theliquid flow passage 1c is lower than that of the first end of theliquid flow passage 1 c.
In the practical application process, the present embodiment is put into a giant tire, and theweight portion 1a in the sphere 1 is always located below along with the rolling of the giant tire, so that thegas flow channel 1b is not easy to enter the antirust liquid, and the pressuredetection air hole 2a of thetire pressure sensor 2 is communicated with the inside of the giant tire through thegas flow channel 1b and performs air pressure detection. If the rust-proof liquid enters theliquid flow passage 1c, the rust-proof liquid in theliquid flow passage 1c flows out of the ball 1 along the axial direction of theliquid flow passage 1 c.
In other embodiments, there may be only oneliquid flow passage 1c as long as the antirust liquid in the ball 1 can be led out; other densities of less than 1.03g/cm may also be used for the sphere 13Such as polypropylene, high density polyethylene, low density polyethylene, etc., and will not be described herein.
[ example 2 ]
As shown in fig. 1,embodiment 2 is based on embodiment 1, and the pressure detectingair hole 2a of thetire pressure sensor 2 ofembodiment 2 is provided with a waterproof air-permeable sticker which prevents rust-preventive liquid from entering thetire pressure sensor 2 through the pressure detectingair hole 2 a.
[ example 3 ]
As shown in fig. 1, in embodiment 3, based on embodiment 1 orembodiment 2, the axes of the twoliquid flow channels 1c of embodiment 3 form an included angle of 120 °, and the axis of eachliquid flow channel 1c and the axis of thegas flow channel 1b form an included angle of 120 °, that is, the axes of the twoliquid flow channels 1c and the axis of onegas flow channel 1b mutually form an included angle of 120 °, so that theliquid flow channels 1c on both sides of the sphere 1 are more uniformly distributed, and the inclination of the sphere 1 is reduced.
It should be noted that the above embodiments can be freely combined as necessary. The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A floating tire pressure sensing device, comprising:
spheres of a material having a density of less than 1.03g/cm3The sphere is provided with a counterweight part;
the tire pressure sensor is arranged in the ball body, a gas flow channel is formed in one side of the ball body, which is far away from the counterweight part, the gas flow channel is communicated with a pressure detection air hole of the tire pressure sensor, the pressure detection air hole is communicated with the outside of the ball body through the gas flow channel, a liquid flow channel is arranged on the ball body, a first end of the liquid flow channel is communicated with the gas flow channel, and a second end of the liquid flow channel is communicated with the outside of the ball body;
when the floating tire pressure sensing device is placed in a giant tire filled with antirust liquid, the ball body floats on the antirust liquid, the axis direction of the liquid flow channel is inclined to the horizontal plane, and the height of the second end of the liquid flow channel is lower than that of the first end of the liquid flow channel.
2. The floating tire pressure sensing device of claim 1, wherein:
and a waterproof breathable film is arranged at the pressure detection air hole of the tire pressure sensor.
3. The floating tire pressure sensing device of claim 2, wherein:
the waterproof breathable film is a waterproof breathable patch.
4. The floating tire pressure sensing device of claim 1, wherein:
when the floating tire pressure sensing device is placed in a giant tire filled with antirust liquid, the axis of the gas flow channel is vertical to the horizontal plane.
5. The floating tire pressure sensing device of claim 4, wherein:
the number of the liquid flow passages is 2, and the liquid flow passages are respectively positioned at two sides of the tire pressure sensor.
6. The floating tire pressure sensing device of claim 5, wherein:
the first end of the liquid flow channel is communicated with one end of the gas flow channel communicated with the pressure detection air hole.
7. The floating tire pressure sensing device of claim 5, wherein:
two the axis of liquid runner is 120 contained angles, every the axis of liquid runner is 120 contained angles with the axis of gas runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910539523.6ACN112109504B (en) | 2019-06-20 | 2019-06-20 | Floating tyre pressure sensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910539523.6ACN112109504B (en) | 2019-06-20 | 2019-06-20 | Floating tyre pressure sensing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112109504Atrue CN112109504A (en) | 2020-12-22 |
| CN112109504B CN112109504B (en) | 2022-09-20 |
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ID=73796691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910539523.6AActiveCN112109504B (en) | 2019-06-20 | 2019-06-20 | Floating tyre pressure sensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112109504B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6082192A (en)* | 1998-11-13 | 2000-07-04 | Bridgestone/Firestone, Inc. | Non-attached monitoring assembly for pneumatic tire |
| US20020029626A1 (en)* | 1998-11-13 | 2002-03-14 | Koch Russell W. | Non-attached monitoring assembly for pneumatic tire |
| US20040182146A1 (en)* | 2003-03-21 | 2004-09-23 | Wilson Paul B. | Non-attached electronic monitoring device for tire |
| CN104822547A (en)* | 2012-12-05 | 2015-08-05 | 卡特彼勒公司 | Spherical monitoring device for pneumatic tires |
| CN204915143U (en)* | 2015-08-28 | 2015-12-30 | 大陆汽车电子(长春)有限公司 | Built -in tire pressure sensor |
| CN107855468A (en)* | 2017-11-10 | 2018-03-30 | 江门耀兴精铸制品有限公司 | A kind of Al-alloy metal casting mould |
| CN108284717A (en)* | 2018-03-29 | 2018-07-17 | 上海为彪汽配制造有限公司 | Tire pressure detector with centre-of gravity shift |
| CN108327466A (en)* | 2018-03-30 | 2018-07-27 | 上海为彪汽配制造有限公司 | Tyre pressure sensor with shell protection |
- 2019
- 2019-06-20CNCN201910539523.6Apatent/CN112109504B/enactiveActive
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6082192A (en)* | 1998-11-13 | 2000-07-04 | Bridgestone/Firestone, Inc. | Non-attached monitoring assembly for pneumatic tire |
| US20020029626A1 (en)* | 1998-11-13 | 2002-03-14 | Koch Russell W. | Non-attached monitoring assembly for pneumatic tire |
| US20040182146A1 (en)* | 2003-03-21 | 2004-09-23 | Wilson Paul B. | Non-attached electronic monitoring device for tire |
| CN104822547A (en)* | 2012-12-05 | 2015-08-05 | 卡特彼勒公司 | Spherical monitoring device for pneumatic tires |
| CN204915143U (en)* | 2015-08-28 | 2015-12-30 | 大陆汽车电子(长春)有限公司 | Built -in tire pressure sensor |
| CN107855468A (en)* | 2017-11-10 | 2018-03-30 | 江门耀兴精铸制品有限公司 | A kind of Al-alloy metal casting mould |
| CN108284717A (en)* | 2018-03-29 | 2018-07-17 | 上海为彪汽配制造有限公司 | Tire pressure detector with centre-of gravity shift |
| CN108327466A (en)* | 2018-03-30 | 2018-07-27 | 上海为彪汽配制造有限公司 | Tyre pressure sensor with shell protection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112109504B (en) | 2022-09-20 |
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