CN114414168A - Pressure leakage detection equipment for tire pressure sensor and leakage detection method thereof - Google Patents
Pressure leakage detection equipment for tire pressure sensor and leakage detection method thereof Download PDFInfo
- Publication number
- CN114414168A CN114414168A CN202210063113.0A CN202210063113A CN114414168A CN 114414168 A CN114414168 A CN 114414168A CN 202210063113 A CN202210063113 A CN 202210063113A CN 114414168 A CN114414168 A CN 114414168A
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- pressure sensor
- tire pressure
- installation box
- air
- bottom plate
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- 238000001514 detection method Methods 0.000 title claims abstract description 54
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 21
- 238000003825 pressing Methods 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 4
- 238000012806 monitoring device Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- 210000003437 trachea Anatomy 0.000 description 10
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
Abstract
The invention discloses a tire pressure sensor pressurization leakage detection device and a leakage detection method thereof, belonging to the technical field of tire pressure sensor detection devices. According to the invention, through the arrangement of the bottom plate, the placing groove, the base plate and the air cylinder, the sealing property in the placing groove during detection can be ensured, and the influence on the accuracy of leakage detection data of the tire pressure sensor due to the large numerical error between the pressure sensor and the tire pressure sensor caused by air leakage of equipment in the detection process is prevented.
Description
Technical Field
The invention relates to a leakage detection device, in particular to a tire pressure sensor pressurization leakage detection device and a leakage detection method thereof, and belongs to the technical field of tire pressure sensor detection devices.
Background
In the process of high-speed driving of an automobile, tire faults are most worried and most difficult to prevent by all drivers and are also important reasons of sudden traffic accidents, so that normal tire pressure is maintained, which is important for safety and oil conservation of driving, at present, the detection of the automobile tire pressure is generally carried out by a tire pressure sensor arranged in the automobile, the welding tightness of a shell of the tire pressure sensor needs to be detected in the production process of the tire pressure sensor, and the condition that the detection data is inaccurate due to air leakage of the shell in the using process is prevented.
The existing leakage detection equipment is easy to cause inaccurate detection data due to insufficient sealing property of the equipment when in use, and the detection efficiency is low.
Disclosure of Invention
The invention mainly aims to solve the problems that the existing leakage detection equipment is easy to generate errors when in use and low in detection efficiency, and provides the pressurization leakage detection equipment for the tire pressure sensor.
The purpose of the invention can be achieved by adopting the following technical scheme:
a pressure leakage detection device of a tire pressure sensor comprises an installation box and a bracket positioned at the top of the installation box, one side of the bracket is provided with a tire pressure sensor monitor which is arranged on the top of the mounting box, one side of the tire pressure sensor monitor is provided with an operating panel which is arranged on the top of the mounting box, the top of the bracket is provided with an air cylinder, the output end of the air cylinder is connected with a backing plate, the bottom of the backing plate is provided with a pressing plate, the top of the mounting box is provided with a bottom plate positioned at the inner side of the bracket, the bottom plate is arranged at the top of the mounting box through a support plate, the top of the bottom plate is provided with a plurality of evenly distributed placing grooves, the back of the bottom plate is provided with a plurality of connecting pipes which are respectively inserted into the placing grooves, the inner side of the placing groove is provided with a pressure sensor, and the outer side of the placing groove is provided with a first sealing ring arranged at the top of the bottom plate.
Preferably, both sides of the cylinder are provided with guide sleeves, and the guide sleeves penetrate through the top of the support.
Preferably, a guide rod is slidably mounted inside the guide sleeve, and the bottom of the guide rod is connected with the top of the base plate.
Preferably, an air pump is arranged inside the support, and a partition board arranged inside the installation box is arranged above the air pump.
Preferably, the top of the partition board is provided with a gas cylinder, one end of the gas cylinder is connected with a first gas pipe, and one side of the first gas pipe is provided with a second gas pipe.
Preferably, one side of the second air pipe is provided with a third air pipe, the other end of the second air pipe is provided with a pressure gauge positioned outside the installation box, and the middle parts of the first air pipe and the third air pipe are provided with valves.
Preferably, the other end of the third air pipe is provided with a connector, and the other end of the connecting pipe is inserted into the connector.
Preferably, the bottom of backing plate is equipped with the second sealing washer, the top of bottom plate seted up with the seal groove of second sealing washer mutually supporting.
A leak detection method of a tire pressure sensor pressurization leak detection device comprises the following steps:
step 1: when the tire pressure sensor is used, the tire pressure sensors are connected with the tire pressure sensor monitor, then the tire pressure sensors are respectively placed in the plurality of placing grooves, and then the air cylinder is started to drive the pressing plate to be pressed on the top of the bottom plate so as to enable the placing grooves to be in a sealed environment;
step 2: opening a valve on a third air pipe, inflating and pressurizing the inside of the placing groove through a connecting pipe, and checking the air pressure value inside the placing groove through a pressure sensor;
and step 3: when the atmospheric pressure value is stable, then the numerical value that tire pressure sensor detected is looked over to the rethread tire pressure sensor monitor, compares two data again to select unqualified tire pressure sensor.
Preferably, the front surface of the installation box is rotatably provided with two box doors which are symmetrical to each other.
The invention has the beneficial technical effects that: according to the pressure leakage detection equipment and the pressure leakage detection method for the tire pressure sensor, the arrangement of the bottom plate, the placing groove, the base plate and the air cylinder can ensure the sealing property in the placing groove during detection, prevent the numerical error between the pressure sensor and the tire pressure sensor from being larger due to the air leakage of the equipment in the detection process, and further influence the accuracy of the leakage detection data of the tire pressure sensor.
Drawings
Fig. 1 is an overall structural view of a preferred embodiment of a tire pressure sensor pressurization leak detection apparatus and a leak detection method thereof according to the present invention;
fig. 2 is a schematic internal structural view of a preferred embodiment of a tire pressure sensor pressurization leak detection apparatus and a leak detection method thereof according to the present invention;
fig. 3 is a schematic structural view of a base plate of a preferred embodiment of a tire pressure sensor pressurization leak detection apparatus and a leak detection method thereof according to the present invention;
fig. 4 is a schematic structural view of a support of a preferred embodiment of the tire pressure sensor pressurization leak detection apparatus and the leak detection method thereof according to the present invention;
fig. 5 is a schematic view of a structure of a pressure plate of a preferred embodiment of a tire pressure sensor pressurizing and leak detecting apparatus and a leak detecting method thereof according to the present invention;
fig. 6 is an enlarged view of a structure at a of fig. 2 in accordance with a preferred embodiment of the tire pressure sensor pressurization leak detection apparatus and the leak detection method thereof according to the present invention.
In the figure: 1-installation box, 2-bracket, 3-air pump, 4-clapboard, 5-air bottle, 6-valve, 7-first air pipe, 8-second air pipe, 9-third air pipe, 10-connector, 11-pressure gauge, 12-bottom plate, 13-supporting plate, 14-placing groove, 15-connecting pipe, 16-first sealing ring, 17-pressure sensor, 18-pressing plate, 19-backing plate, 20-air cylinder, 21-guide rod, 22-guide sleeve, 23-box door, 24-sealing groove, 25-second sealing ring, 26-tire pressure sensor monitor, 27-operation panel.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1 to 6, the tire pressure sensor pressurization and leakage detection device provided by the present embodiment includes an installation case 1, and the support 2 is positioned at the top of the installation box 1, one side of the support 2 is provided with a tire pressure sensor monitor 26 which is installed at the top of the installation box 1, one side of the tire pressure sensor monitor 26 is provided with an operation panel 27 which is installed at the top of the installation box 1, the top of the support 2 is provided with a cylinder 20, the output end of the cylinder 20 is connected with a backing plate 19, the bottom of the backing plate 19 is provided with a pressing plate 18, the top of the installation box 1 is provided with a bottom plate 12 which is positioned at the inner side of the support 2, the bottom plate 12 is installed at the top of the installation box 1 through a supporting plate 13, the top of the bottom plate 12 is provided with a plurality of uniformly distributed placing grooves 14, the back of the bottom plate 12 is provided with a plurality of connecting pipes 15 which are respectively inserted into the plurality of placing grooves 14, the inner sides of the placing grooves 14 are provided with pressure sensors 17, and the outer sides of the placing grooves 14 are provided with first sealing rings 16 which are installed at the top of the bottom plate 12. Through the bottom plate 12, the placing groove 14, the setting of backing plate 19 and cylinder 20, the inside leakproofness of placing groove 14 when can guaranteeing to detect, it is great to prevent to lead to pressure sensor 17 and tire pressure sensor's numerical error because of equipment gas leakage in the testing process, thereby influence the accuracy of tire pressure sensor leak hunting data, through a plurality of placing grooves 14, pressure sensor 17, the setting of tire pressure sensor monitor 26 and operating panel 27, can carry out the detection of a plurality of tire pressure sensors simultaneously, the detection efficiency is improved, and compare through the data error value, can obtain tire pressure sensor's testing result more directly perceived efficient.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the inside of support 2 is equipped with air pump 3, the top of air pump 3 is equipped with installs in 1 inside baffle 4 of install bin, the top of baffle 4 is equipped with gas cylinder 5, the one end of gas cylinder 5 is connected with first trachea 7, one side of first trachea 7 is equipped with second trachea 8, one side of second trachea 8 is equipped with third trachea 9, the other end of second trachea 8 is equipped with the manometer 11 that is located the install bin 1 outside, the middle part of first trachea 7 and third trachea 9 all is equipped with valve 6, the other end of third trachea 9 is equipped with connector 10, the inside of connector 10 is all inserted to the other end of a plurality of connecting pipes 15. Through the setting of gas cylinder 5, can conveniently aerify 14 insides of standing groove through connector 10 and connecting pipe 15, through the setting of air pump 3, can conveniently aerify the inside of gas cylinder 5, through the setting of manometer 11 and second trachea 8, can conveniently look over the inside atmospheric pressure of gas cylinder 5 at any time.
In the present embodiment, as shown in fig. 1, 2, 4 and 6, a second sealing ring 25 is disposed at the bottom of the backing plate 19, and a sealing groove 24 matched with the second sealing ring 25 is disposed at the top of the bottom plate 12. Through the setting of second sealing washer 25 and seal groove 24, can carry out secondary seal to standing groove 14, can effectually prevent the inside gas leakage of standing groove 14.
In the present embodiment, as shown in fig. 1, 2 and 5, the cylinder 20 is provided with guide sleeves 22 on both sides, the guide sleeves 22 penetrate the top of the bracket 2, the guide rods 21 are slidably mounted inside the guide sleeves 22, and the bottoms of the guide rods 21 are connected with the top of the backing plate 19. The guide bush 22 and the guide rod 21 are provided to guide the movement of the platen 18, thereby preventing the platen 18 from deviating.
In the present embodiment, as shown in fig. 1 and 2, a leak detection method of a tire pressure sensor pressurized leak detection apparatus includes the steps of: step 1: when in use, the plurality of tire pressure sensors are connected with the tire pressure sensor monitor 26, then the tire pressure sensors are respectively placed in the plurality of placing grooves 14, and then the air cylinder 20 is started to drive the pressing plate 18 to be pressed on the top of the bottom plate 12 so as to enable the placing grooves 14 to be in a sealed environment; step 2: the valve 6 on the third air pipe 9 is opened to inflate and pressurize the inside of the placing groove 14 through the connecting pipe 15, and then the air pressure value inside the placing groove 14 is checked through the pressure sensor 17; and step 3: when the air pressure value is stable, the numerical value detected by the tire pressure sensor is checked through the tire pressure sensor monitor 26, and the two data are compared, so that unqualified tire pressure sensors are selected. Two symmetrical box doors 23 are rotatably mounted on the front surface of the mounting box 1. Through the setting of chamber door 23, can conveniently prevent that the inside device of install bin 1 from protecting.
In the present embodiment, as shown in fig. 1 to fig. 6, the operation process of the tire pressure sensor pressure leakage detecting apparatus and the leakage detecting method thereof provided by the present embodiment is as follows:
step 1: when the tire pressure sensor is used, the tire pressure sensors are connected with the tire pressure sensor monitor 26 and then are respectively placed in the multiple placing grooves 14, then the air cylinder 20 is started to drive the pressing plate 18 to be pressed on the top of the bottom plate 12, the first sealing ring 16 can be in contact with the bottom of the air cylinder 20 to seal the placing grooves 14 for the first time during pressing, and the sealing groove 24 and the second sealing ring 25 can seal the placing grooves 14 for the second time to prevent air leakage during inflation and pressurization in the placing grooves 14;
step 2: the valve 6 on the third air pipe 9 is opened to inflate and pressurize the inside of the placing groove 14 through the connector 10 and the connecting pipe 15, then the air pressure value inside the placing groove 14 is checked through the pressure sensor 17, when the air pressure value is stable, the valve 6 on the third air pipe 9 is closed, then the numerical value detected by the tire pressure sensor is checked through the tire pressure sensor monitor 26, and then the two data are compared, so that the unqualified tire pressure sensor is selected;
and step 3: the pressure value inside the gas cylinder 5 can be checked through the pressure gauge 11 in the using process, the valve 6 on the first gas pipe 7 is opened when the pressure in the gas cylinder 5 is lower, and then the gas pump 3 is started to inflate the gas cylinder 5.
In summary, in the present embodiment, the tire pressure sensor pressurization leak detection apparatus and the leak detection method thereof according to the present embodiment are passed.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (10)
1. The tire pressure sensor pressurization leak detection equipment is characterized by comprising an installation box (1) and a support (2) located at the top of the installation box (1), wherein one side of the support (2) is provided with a tire pressure sensor monitor (26) installed at the top of the installation box (1), one side of the tire pressure sensor monitor (26) is provided with an operation panel (27) installed at the top of the installation box (1), the top of the support (2) is provided with a cylinder (20), the output end of the cylinder (20) is connected with a backing plate (19), the bottom of the backing plate (19) is provided with a pressing plate (18), the top of the installation box (1) is provided with a bottom plate (12) located at the inner side of the support (2), the bottom plate (12) is installed at the top of the installation box (1) through a supporting plate (13), and the top of the bottom plate (12) is provided with a plurality of uniformly distributed placing grooves (14), the back of the bottom plate (12) is provided with a plurality of connecting pipes (15) which are respectively inserted into a plurality of placing grooves (14), the inner sides of the placing grooves (14) are provided with pressure sensors (17), and the outer sides of the placing grooves (14) are provided with first sealing rings (16) which are installed on the top of the bottom plate (12).
2. The tire pressure sensor pressurization and leakage detection device according to claim 1, wherein guide sleeves (22) are arranged on both sides of the air cylinder (20), and the guide sleeves (22) penetrate through the top of the bracket (2).
3. The tire pressure sensor pressurization and leakage detection device according to claim 2, wherein a guide rod (21) is slidably installed inside the guide sleeve (22), and the bottom of the guide rod (21) is connected with the top of the pad plate (19).
4. The tire pressure sensor pressurizing and leakage detecting device according to claim 1, wherein an air pump (3) is arranged inside the bracket (2), and a partition plate (4) arranged inside the installation box (1) is arranged above the air pump (3).
5. The tire pressure sensor pressurizing and leak detecting device according to claim 4, wherein a gas cylinder (5) is arranged at the top of the partition plate (4), a first gas pipe (7) is connected to one end of the gas cylinder (5), and a second gas pipe (8) is arranged at one side of the first gas pipe (7).
6. The tire pressure sensor pressurizing and leak detecting device according to claim 5, wherein a third air pipe (9) is arranged at one side of the second air pipe (8), a pressure gauge (11) positioned at the outer side of the installation box (1) is arranged at the other end of the second air pipe (8), and valves (6) are arranged at the middle parts of the first air pipe (7) and the third air pipe (9).
7. The tire pressure sensor pressurizing and leak detecting device according to claim 6, wherein the other end of the third air pipe (9) is provided with a connector (10), and the other ends of the plurality of connecting pipes (15) are inserted into the connector (10).
8. The tire pressure sensor pressurizing and leakage detecting device according to claim 1, wherein a second sealing ring (25) is arranged at the bottom of the backing plate (19), and a sealing groove (24) matched with the second sealing ring (25) is formed at the top of the bottom plate (12).
9. A leak detection method of a tire pressure sensor pressurization leak detection device is characterized by comprising the following steps:
step 1: when the tire pressure monitoring device is used, the tire pressure sensors are connected with the tire pressure sensor monitoring instrument (26), then the tire pressure sensors are respectively placed in the placing grooves (14), and then the air cylinder (20) is started to drive the pressing plate (18) to be pressed on the top of the bottom plate (12) so that the placing grooves (14) are in a sealed environment;
step 2: a valve (6) on the third air pipe (9) is opened to inflate and pressurize the inside of the placing groove (14) through a connecting pipe (15), and then the air pressure value inside the placing groove (14) is checked through a pressure sensor (17);
and step 3: when the atmospheric pressure value is stable, then look over the numerical value that tire pressure sensor detected through tire pressure sensor monitor (26), compare two data again to elect unqualified tire pressure sensor.
10. The method for leak detection of a tire pressure sensor pressurized leak detection apparatus according to claim 9, wherein two doors (23) symmetrical to each other are rotatably installed on the front surface of the installation box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210063113.0A CN114414168A (en) | 2022-01-20 | 2022-01-20 | Pressure leakage detection equipment for tire pressure sensor and leakage detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210063113.0A CN114414168A (en) | 2022-01-20 | 2022-01-20 | Pressure leakage detection equipment for tire pressure sensor and leakage detection method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114414168A true CN114414168A (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210063113.0A Pending CN114414168A (en) | 2022-01-20 | 2022-01-20 | Pressure leakage detection equipment for tire pressure sensor and leakage detection method thereof |
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| CN (1) | CN114414168A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204154445U (en) * | 2014-10-27 | 2015-02-11 | 东莞市随车行电子有限公司 | A kind of tyre pressure sensor measurement jig |
| CN107702853A (en) * | 2017-11-24 | 2018-02-16 | 广东菲柯特电子科技有限公司 | Testing device of tire pressure sensor |
| CN214702670U (en) * | 2021-03-29 | 2021-11-12 | 山东宜联金属包装制品有限公司 | High-pressure leak detector for aerosol can |
-
2022
- 2022-01-20 CN CN202210063113.0A patent/CN114414168A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204154445U (en) * | 2014-10-27 | 2015-02-11 | 东莞市随车行电子有限公司 | A kind of tyre pressure sensor measurement jig |
| CN107702853A (en) * | 2017-11-24 | 2018-02-16 | 广东菲柯特电子科技有限公司 | Testing device of tire pressure sensor |
| CN214702670U (en) * | 2021-03-29 | 2021-11-12 | 山东宜联金属包装制品有限公司 | High-pressure leak detector for aerosol can |
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