CN112326149A - Large-scale high temperature gas tightness test device - Google Patents
Large-scale high temperature gas tightness test device Download PDFInfo
- Publication number
- CN112326149A CN112326149A CN202011198322.3A CN202011198322A CN112326149A CN 112326149 A CN112326149 A CN 112326149A CN 202011198322 A CN202011198322 A CN 202011198322A CN 112326149 A CN112326149 A CN 112326149A
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- China
- Prior art keywords
- box body
- temperature
- trolley
- test
- test box
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- Pending
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- 238000012360 testing method Methods 0.000 title claims abstract description 53
- 238000005485 electric heating Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 229920000742 Cotton Polymers 0.000 claims abstract description 10
- 230000009977 dual effect Effects 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- 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
-
- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/12—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing elastic covers or coatings, e.g. soapy water
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
A large-scale high-temperature air tightness test device comprises a test box body, an equipment trolley and an electric control cabinet; the test box body is a box body with an opening on the front surface, and inner side heat preservation cotton and outer side heat preservation cotton are arranged on the inner surface and the outer surface of the test box body; an electric heating device is arranged in the test box body, and the outer side surface of the test box body is connected with an air inlet, an air outlet, a pressure gauge, a thermocouple and a power line; the signal of the thermocouple is transmitted to the electric control cabinet; a locking device, a sealing ring and a heat insulation device are arranged around the opening of the test box body and are connected with the equipment trolley to ensure the air tightness between the box body and the trolley at normal temperature or high temperature; the device trolley is provided with a tested device, the other side of the device trolley is provided with a detachable seal box, and the end face of the detachable seal box is provided with a flowmeter. The invention can simulate and adjust high-temperature test environment and conditions, has good air tightness effect, effectively improves the high-temperature air tightness test accuracy of the product and ensures the delivery quality of the product.
Description
Technical Field
The invention relates to the technical field of large-scale equipment (airtight doors, air doors and the like) testing equipment, in particular to a large-scale high-temperature air tightness testing device.
Background
At present, related airtight door and air door products need to be checked for airtightness at a normal temperature and a high temperature under certain pressure before leaving a factory, and whether the quality of the products is qualified or not is verified so as to determine whether the products can meet the airtightness requirement of equipment under the severe environment condition, but a large-scale test device for simulating the high-temperature test environment and conditions does not exist at present, so that the application is provided for solving the problem.
Disclosure of Invention
The invention aims to solve the technical problems and provides a large-scale high-temperature air tightness test device.
The purpose of the invention is realized as follows: the utility model provides a large-scale high temperature gas tightness test device which characterized in that: comprises a test box body, an equipment trolley and an electric control cabinet; the test box body is a box body with an opening on the front surface, and inner side heat preservation cotton and outer side heat preservation cotton are arranged on the inner surface and the outer surface of the test box body; an electric heating device is arranged in the test box body, and the outer side surface of the test box body is connected with an air inlet, an air outlet, a pressure gauge, a thermocouple and a power line; the signal of the thermocouple is transmitted to the electric control cabinet, and the electric control cabinet can control the power supply to switch on or off the electric heating device according to the acquired data so as to control the temperature in the box body; a locking device, a sealing ring and a heat insulation device are arranged around the opening of the test box body and are connected with the equipment trolley to ensure the air tightness between the box body and the trolley at normal temperature or high temperature; the device trolley is provided with a tested device, the other side of the device trolley is provided with a detachable seal box, and the end face of the detachable seal box is provided with a flowmeter.
As a preferred technical scheme: the electric heating device in the test box body can be heated and stabilized at a required temperature according to the requirements of products.
As a preferred technical scheme: the PLC in the electric control cabinet can control the power supply to be switched on or switched off according to the collected data so as to control the temperature in the box body.
As a preferred technical scheme: the equipment trolley is convenient for the tested equipment to pull away from the box body, and the tested equipment is replaced at the open position.
As a preferred technical scheme: the detachable sealing box is filled with gas, and the leakage rate of the device is determined by observing the reading of the flowmeter under the dual actions of temperature and pressure.
The invention has the beneficial effects that: whole device simple structure, convenient operation can simulate and adjust high temperature test environment and condition, and the effectual of gas tightness effectively improves the high temperature gas tightness test accuracy to the product, guarantees the outgoing of product quality.
Drawings
FIG. 1 is a schematic structural view of the present invention;
description of the drawings: 1-an electric control cabinet, 2-an air inlet, 3-a pressure gauge, 4-a thermocouple (3), 5-an electric heating device, 6-a test box body, 7-a locking device, 8-a sealing ring, 9-a heat insulation device, 10-an equipment trolley, 11-a detachable sealing box, 12-a tested device, 13-a flowmeter, 14-an air outlet, 15-outer side heat insulation cotton, 16-inner side heat insulation cotton, 17-a power line and 18-a thermocouple signal line (3).
Detailed Description
The invention will be further described, but not limited, by reference to the following figures: the utility model provides a large-scale high temperature gas tightness test device which characterized in that: comprises a test box body 6, an equipment trolley 10 and an electric control cabinet 1; the test box body 6 is a box body with an opening on the front surface, and inner side heat preservation cotton 16 and outer side heat preservation cotton 15 are arranged on the inner surface and the outer surface; an electric heating device 5 is arranged in the test box body 6, and the outer side surface of the test box body is connected with an air inlet 2, an air outlet 14, a pressure gauge 3, a thermocouple 4 and a power line 17; the signal of the thermocouple 4 is transmitted to the electric control cabinet 1, and the electric control cabinet 1 can control the power supply to switch on or off the electric heating device 5 according to the acquired data so as to control the temperature in the box body; a locking device 7, a sealing ring 8 and a heat insulation device 9 are arranged around the opening of the test box body 6 and connected with an equipment trolley 10 to ensure the air tightness between the box body and the trolley at normal temperature or high temperature; the device trolley 10 is provided with a tested device 12, the other side of the device trolley is provided with a detachable seal box 11, and the end face of the detachable seal box 11 is provided with a flowmeter 13.
The electric heating device 5 inside the test box 6 can be heated and stabilized at a desired temperature according to the requirements of the product. The PLC in the electric control cabinet 1 can control the power supply to be switched on or switched off according to the collected data so as to control the temperature in the box body. The equipment trolley 10 is convenient for the tested equipment 12 to be pulled away from the box body, and the tested equipment 12 is replaced in an open position. The detachable sealing box 11 is filled with gas, and the leakage rate of the equipment is determined by observing the reading of the flowmeter 13 under the dual functions of temperature and pressure.
In specific implementation, the tested device 12 is installed in the device trolley 10, and sealing between the tested device 12 and the device trolley 10 is well done; the detachable seal box 11 is fixed by bolts, and a flowmeter 13 is installed; the mounted equipment trolley 10 is pushed to the test box body 6, and the fixing device 7 is screwed down, so that the equipment trolley 10 compresses the sealing ring 8 and the heat insulation device 9 as much as possible, and good sealing between the equipment trolley and the heat insulation device is ensured. Parameters in the electric control cabinet 1 are adjusted according to design parameters of the tested device 12, a power switch of the electric heating device 5 is turned on to heat the testing box body 6, and temperature regulation and control are performed according to feedback data of the thermocouple 4 so that the temperature in the testing box body 6 is slowly and stably raised to a set value and kept. The interior of the box body is inflated through the air inlet 2, the pressure gauge 3 is observed, the inflation is stopped after the set pressure is reached, and the pressure in the test box body 6 can be reduced through the air outlet 14 in the period. After the temperature and the pressure in the tank body 6 to be tested are stable, the soap water is used for detecting the tightness between the tank body 6 and the equipment trolley 10, and no bubbles are generated. The flowmeter 13 is observed, and the data is read and recorded to determine whether the sealing performance of the device under test 12 meets the design requirements.
The device has the advantages of simple structure, convenient operation, capability of simulating and adjusting high-temperature test environment and conditions, good effect of testing the air tightness of products, high efficiency, effective improvement of the high-temperature air tightness test accuracy of the products and guarantee of the delivery quality of the products.
The above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, but not intended to limit the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (5)
1. The utility model provides a large-scale high temperature gas tightness test device which characterized in that: comprises a test box body (6), an equipment trolley (10) and an electric control cabinet (1); the test box body (6) is a box body with an opening on the front surface, and inner side heat insulation cotton (16) and outer side heat insulation cotton (15) are arranged on the inner surface and the outer surface; an electric heating device (5) is arranged in the test box body (6), and the outer side surface of the test box body is connected with an air inlet (2), an air outlet (14), a pressure gauge (3), a thermocouple (4) and a power line (17); the signal of the thermocouple (4) is transmitted to the electric control cabinet (1), and the electric control cabinet (1) can control the power supply to switch on or off the electric heating device (5) according to the acquired data so as to control the temperature in the box body; a locking device (7), a sealing ring (8) and a heat insulation device (9) are arranged around the opening of the test box body (6) and are connected with an equipment trolley (10) to ensure the air tightness between the box body and the trolley at normal temperature or high temperature; the device trolley (10) is provided with a tested device (12), the other side of the device trolley is provided with a detachable seal box (11), and the end face of the detachable seal box (11) is provided with a flowmeter (13).
2. The large-scale high-temperature air tightness testing device according to claim 1, characterized in that: the electric heating device (5) in the test box body (6) can be heated and stabilized at a required temperature according to the requirements of products.
3. The large-scale high-temperature air tightness testing device according to claim 1, characterized in that: the PLC in the electric control cabinet (1) can control the power supply to be switched on or switched off the electric heating device (5) according to the collected data so as to control the temperature in the box body.
4. The large-scale high-temperature air tightness testing device according to claim 1, characterized in that: the equipment trolley (10) is convenient for the tested equipment (12) to be pulled away from the box body, and the tested equipment (12) is replaced at an open position.
5. The large-scale high-temperature air tightness testing device according to claim 1, characterized in that: the detachable sealing box (11) is filled with gas, and the leakage amount of the equipment is determined by observing the reading of the flowmeter (13) under the dual actions of temperature and pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011198322.3A CN112326149A (en) | 2020-10-31 | 2020-10-31 | Large-scale high temperature gas tightness test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011198322.3A CN112326149A (en) | 2020-10-31 | 2020-10-31 | Large-scale high temperature gas tightness test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112326149A true CN112326149A (en) | 2021-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011198322.3A Pending CN112326149A (en) | 2020-10-31 | 2020-10-31 | Large-scale high temperature gas tightness test device |
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| Country | Link |
|---|---|
| CN (1) | CN112326149A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188731A (en) * | 2021-05-07 | 2021-07-30 | 厦门大学 | Air tightness testing device for heat sealing element |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829928A (en) * | 2012-08-07 | 2012-12-19 | 常州华东人防设备有限公司 | Multifunctional civil air-defense door debugging and testing platform |
| CN202994396U (en) * | 2012-06-15 | 2013-06-12 | 中国核工业华兴建设有限公司 | Air tightness detection device for air-tight door of nuclear power station under constant pressure |
| CN103471792A (en) * | 2013-09-06 | 2013-12-25 | 北京中防恒立人防设备有限公司 | Civil air defense facility detecting platform and air tightness detecting method thereof |
| CN203547461U (en) * | 2013-09-26 | 2014-04-16 | 深圳市龙电科技实业有限公司 | Air-tight door convenient to test on spot |
| CN105372134A (en) * | 2015-12-09 | 2016-03-02 | 中国重型机械研究院股份公司 | Supercharging system integrated steel pipe hydrostatic testing machine water-filling apparatus |
| CN208458948U (en) * | 2018-04-25 | 2019-02-01 | 莱茵技术（上海）有限公司 | A kind of high-temperature test device for aerated product detection |
| CN109540416A (en) * | 2018-12-14 | 2019-03-29 | 中车长春轨道客车股份有限公司 | Train plug at end part device for air-tight test |
| CN110411683A (en) * | 2019-09-02 | 2019-11-05 | 应急管理部四川消防研究所 | A kind of leakage cigarette test macro and its test method |
-
2020
- 2020-10-31 CN CN202011198322.3A patent/CN112326149A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202994396U (en) * | 2012-06-15 | 2013-06-12 | 中国核工业华兴建设有限公司 | Air tightness detection device for air-tight door of nuclear power station under constant pressure |
| CN102829928A (en) * | 2012-08-07 | 2012-12-19 | 常州华东人防设备有限公司 | Multifunctional civil air-defense door debugging and testing platform |
| CN103471792A (en) * | 2013-09-06 | 2013-12-25 | 北京中防恒立人防设备有限公司 | Civil air defense facility detecting platform and air tightness detecting method thereof |
| CN203547461U (en) * | 2013-09-26 | 2014-04-16 | 深圳市龙电科技实业有限公司 | Air-tight door convenient to test on spot |
| CN105372134A (en) * | 2015-12-09 | 2016-03-02 | 中国重型机械研究院股份公司 | Supercharging system integrated steel pipe hydrostatic testing machine water-filling apparatus |
| CN208458948U (en) * | 2018-04-25 | 2019-02-01 | 莱茵技术（上海）有限公司 | A kind of high-temperature test device for aerated product detection |
| CN109540416A (en) * | 2018-12-14 | 2019-03-29 | 中车长春轨道客车股份有限公司 | Train plug at end part device for air-tight test |
| CN110411683A (en) * | 2019-09-02 | 2019-11-05 | 应急管理部四川消防研究所 | A kind of leakage cigarette test macro and its test method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188731A (en) * | 2021-05-07 | 2021-07-30 | 厦门大学 | Air tightness testing device for heat sealing element |
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Application publication date: 20210205 |
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| RJ01 | Rejection of invention patent application after publication |