CN106706235A - Differential-pressure method-based anti-explosion valve gas tightness detector - Google Patents
Differential-pressure method-based anti-explosion valve gas tightness detector Download PDFInfo
- Publication number
- CN106706235A CN106706235A CN201710041713.6A CN201710041713A CN106706235A CN 106706235 A CN106706235 A CN 106706235A CN 201710041713 A CN201710041713 A CN 201710041713A CN 106706235 A CN106706235 A CN 106706235A
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- connecting tube
- explosion
- tube
- fixedly connected
- base
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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
- G01M3/28—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 for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2876—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 for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention provides a differential-pressure method-based anti-explosion valve gas tightness detector, which comprises a base. One side of the top of the base is fixedly connected with a fixing block. The top of the fixing block is fixedly connected with a vacuum pump. The output end of the vacuum pump is fixedly connected with a first connecting pipe. The first connecting pipe is fixedly communicated with a hollow pipe through a second connecting pipe. On one side of the hollow pipe, a side valve, a first glass ball, a middle valve and a second glass ball are sequentially arranged from left to right. The side valve and the middle valve penetrate through the hollow pipe to extend to the outside of the hollow pipe. The first glass ball and the second glass ball are communicated with one side of the hollow pipe. The other side of the hollow pipe is fixedly communicated with a U-shaped pipe. According to the technical scheme of the differential-pressure method-based anti-explosion valve gas tightness detector, the rapid detection for explosion-proof valves during the batch production process is realized based on the differential-pressure detection principle in the aspects of explosion and pressure-withstanding capabilities. During the detection process, explosion-proof valves are not influenced and damaged at all. Therefore, the problem of quality control is solved.
Description
Technical field
The present invention relates to explosion-proof valve production technical field, specially a kind of pressure differential method explosion-proof valve air-leakage test device.
Background technology
The air-leakage test of explosion-proof valve, explosion voltage endurance capability is also a crucial and difficult technical problem.Original
Method is to examine method with water, but because water inspection method is that the company for examining method with water in destructive testing, industry can only realize taking a sample test, and
Full inspection can not be realized, is great limitation so for quality management and control.
The content of the invention
It is an object of the invention to provide a kind of pressure differential method explosion-proof valve air-leakage test device, with solving above-mentioned background technology
The problem of proposition.
To achieve the above object, the present invention provides following technical scheme：A kind of pressure differential method explosion-proof valve air-leakage test device, bag
Base is included, the side of the base top is fixedly connected with fixed block, vavuum pump, institute are fixedly connected with the top of the fixed block
The output end for stating vavuum pump is fixedly connected with the first connecting tube, and first connecting tube is fixed by the second connecting tube and hollow tube
Connection, the side of the hollow tube is disposed with side valve, the first glass marble, middle valve and the second glass marble from left to right, described
Side valve and middle valve are through hollow tube and extend to the outside of hollow tube, first glass marble and the second glass marble and hollow tube
Side is connected, and the opposite side of the hollow tube is fixed and is communicated with U-tube, and the inside of the U-tube is filled with silicone oil, described hollow
Pipe is provided with the second connecting tube away from one end of the first connecting tube, and the top of the base and being fixed positioned at the right side of fixed block connects
Test box is connected to, the top of the test box and the position of the second connecting tube of correspondence are provided with the second connecting tube, second company
Adapter is fixed with the 3rd connecting tube and connected.
Preferably, the bottom of the base is fixedly connected with symmetrical support frame, and support frame as described above is away from base
One end is provided with anti-skidding salient point.
Preferably, the top of the base and controller is provided with the left of fixed block, the controller and vacuum
Pump is electrically connected with.
Preferably, the inner and outer wall of second connecting tube is provided with sealing ring.
Compared with prior art, the beneficial effects of the invention are as follows：The pressure differential method explosion-proof valve air-leakage test device, explosion is pressure-resistant
Using the principle of pressure differential method detection to realize the quick detection in explosion-proof valve batch production process in terms of ability, in detection process,
Influence will not be produced for explosion-proof valve and damaged, to solve the problems, such as quality management and control.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is A-A partial enlarged drawings of the present invention.
In figure：Valve, 8 second glass in 1 base, 2 fixed blocks, 3 vavuum pumps, 4 hollow tubes, 5 side valves, 6 first glass marbles, 7
Ball, 9 U-tubes, 10 silicone oil, 11 first connecting tubes, 12 second connecting tubes, 13 sealing rings, 14 test boxs, 15 the 3rd connecting tubes, 16
Support frame, 17 anti-skidding salient points, 18 controllers.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of pressure differential method explosion-proof valve air-leakage test device, including
Base 1, the bottom of base 1 is fixedly connected with symmetrical support frame 16, and support frame 16 is provided with anti-away from one end of base 1
Being disposed to of sliding salient point 17, support frame 16 and anti-skidding salient point 17 prevents from preventing detector from being moved easily in detection process
Dynamic, the side at the top of base 1 is fixedly connected with fixed block 2, and the top of fixed block 2 is fixedly connected with vavuum pump 3, the straight sky work of pump 3
For whole detection process provides vacuum state when making, the top of base 1 and the left side of fixed block 2 is provided with controller 18,
Controller 18 is electrically connected with vavuum pump 3, and it is to can preferably control vavuum pump that controller 18 is electrically connected with vavuum pump 3
3 course of work, the output end of vavuum pump 3 is fixedly connected with the first connecting tube 11, and the first connecting tube 11 passes through the second connecting tube
12 connect with the fixation of hollow tube 4, and the side of hollow tube 4 is disposed with side valve 5, the first glass marble 6, the and of middle valve 7 from left to right
The flowing for being disposed to preferably control gas of the second glass marble 8, side valve 5 and middle valve 7, side valve 5 and middle valve 7 are through hollow
Pipe 4 and the outside of hollow tube 4 is extended to, the first glass marble 6 and the second glass marble 8 are connected with the side of hollow tube 4, hollow tube 4
Opposite side fix and be communicated with U-tube, the inside of U-tube is filled with silicone oil 10, the one end of hollow tube 4 away from the first connecting tube 11
It is provided with the second connecting tube 12, the top of base 1 and is fixedly connected with test box 14, test box 14 positioned at the right side of fixed block 2
Top and the position of the second connecting tube 12 of correspondence is provided with the second connecting tube 12, the second connecting tube 12 is solid with the 3rd connecting tube 15
Fixed connection, the inner and outer wall of the second connecting tube 12 is provided with sealing ring 13, and being disposed to of sealing ring 13 prevents rupture
It is ventilative.
Operation principle：When a kind of pressure differential method explosion-proof valve air-leakage test device works, explosion-proof valve to be detected is put into survey
In examination case 14, controller 18 is opened, vavuum pump 3 is worked, when whole device reaches vacuum state, while closed edge valve 5
Vavuum pump 3 is closed, now middle valve 7 is opened, pressure balance everywhere in pipeline, valve 7 in now closing, and original whole pipeline passes through
The balance of middle valve 7 connection pressure everywhere, present middle valve 7 is closed, and the pressure of both sides is transmitted by the silicone oil 10 in U-tube 9,
If pressure at both sides keeps constant, the pasta of silicone oil 10 will not change, if explosion-proof valve air-tightness is bad, the pasta of silicone oil 10 is then
Can change, the pasta of silicone oil 10 will not change if explosion-proof valve air-tightness is good.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (4)
1. a kind of pressure differential method explosion-proof valve air-leakage test device, including base（1）, it is characterised in that：The base（1）The one of top
Side is fixedly connected with fixed block（2）, the fixed block（2）Top be fixedly connected with vavuum pump（3）, the vavuum pump（3）'s
Output end is fixedly connected with the first connecting tube（11）, first connecting tube（11）By the second connecting tube（12）With hollow tube
（4）Fixed connection, the hollow tube（4）Side be disposed with side valve from left to right（5）, the first glass marble（6）, middle valve
（7）With the second glass marble（8）, the side valve（5）With middle valve（7）Through hollow tube（4）And extend to hollow tube（4）Outside,
First glass marble（6）With the second glass marble（8）With hollow tube（4）Side connection, the hollow tube（4）Opposite side consolidate
Surely U-tube is communicated with, the inside of the U-tube is filled with silicone oil（10）, the hollow tube（4）Away from the first connecting tube（11）'s
One end is provided with the second connecting tube（12）, the base（1）Top and positioned at fixed block（2）Right side be fixedly connected with test
Case（14）, the test box（14）Top and correspondence the second connecting tube（12）Position be provided with the second connecting tube（12）, institute
State the second connecting tube（12）With the 3rd connecting tube（15）Fixed connection.
2. a kind of pressure differential method explosion-proof valve air-leakage test device according to claim 1, it is characterised in that：The base（1）
Bottom be fixedly connected with symmetrical support frame（16）, support frame as described above（16）Away from base（1）One end be provided with it is anti-
Sliding salient point（17）.
3. a kind of pressure differential method explosion-proof valve air-leakage test device according to claim 1, it is characterised in that：The base（1）
Top and positioned at fixed block（2）Left side be provided with controller（18）, the controller（18）With vavuum pump（3）Electrically connect
Connect.
4. a kind of pressure differential method explosion-proof valve air-leakage test device according to claim 1, it is characterised in that：Second connection
Pipe（12）Inner and outer wall be provided with sealing ring（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710041713.6A CN106706235A (en) | 2017-01-20 | 2017-01-20 | Differential-pressure method-based anti-explosion valve gas tightness detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710041713.6A CN106706235A (en) | 2017-01-20 | 2017-01-20 | Differential-pressure method-based anti-explosion valve gas tightness detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106706235A true CN106706235A (en) | 2017-05-24 |
Family
ID=58908557
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710041713.6A Pending CN106706235A (en) | 2017-01-20 | 2017-01-20 | Differential-pressure method-based anti-explosion valve gas tightness detector |
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| Country | Link |
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| CN (1) | CN106706235A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179161A (en) * | 2017-06-27 | 2017-09-19 | 中国海洋石油总公司 | Examine the integrated pressure-measuring method of valve tightness |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000283879A (en) * | 1999-03-30 | 2000-10-13 | Pacific Ind Co Ltd | Inspection device for waterproofness of electronic equipment |
| CN202869742U (en) * | 2012-11-09 | 2013-04-10 | 青海电力科学试验研究院 | Device for detecting SF6 gas leakage detector |
| CN202974598U (en) * | 2012-12-17 | 2013-06-05 | 程少敏 | Fast detector for generator airtightness test |
| CN206583581U (en) * | 2017-01-20 | 2017-10-24 | 池州市骏智机电科技有限公司 | A kind of pressure differential method explosion-proof valve air-leakage test device |
-
2017
- 2017-01-20 CN CN201710041713.6A patent/CN106706235A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000283879A (en) * | 1999-03-30 | 2000-10-13 | Pacific Ind Co Ltd | Inspection device for waterproofness of electronic equipment |
| CN202869742U (en) * | 2012-11-09 | 2013-04-10 | 青海电力科学试验研究院 | Device for detecting SF6 gas leakage detector |
| CN202974598U (en) * | 2012-12-17 | 2013-06-05 | 程少敏 | Fast detector for generator airtightness test |
| CN206583581U (en) * | 2017-01-20 | 2017-10-24 | 池州市骏智机电科技有限公司 | A kind of pressure differential method explosion-proof valve air-leakage test device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179161A (en) * | 2017-06-27 | 2017-09-19 | 中国海洋石油总公司 | Examine the integrated pressure-measuring method of valve tightness |
| CN107179161B (en) * | 2017-06-27 | 2019-05-31 | 中国海洋石油集团有限公司 | Examine the integrated pressure-measuring method of valve tightness |
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