CN106500932A - A kind of valve seal test fixture - Google Patents
A kind of valve seal test fixture Download PDFInfo
- Publication number
- CN106500932A CN106500932A CN201611088048.8A CN201611088048A CN106500932A CN 106500932 A CN106500932 A CN 106500932A CN 201611088048 A CN201611088048 A CN 201611088048A CN 106500932 A CN106500932 A CN 106500932A
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- China
- Prior art keywords
- head
- valve
- chamber
- seal
- movable sealing
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- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 108
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 239000007769 metal material Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- 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 kind of valve seal test fixture, which is able to ensure that detection quality, while realizing synchronously carrying out the valve body of different model sealing property detection, detection efficiency is high.Which includes fixed seat, cylinder, the first movable sealing head, the second movable sealing head, the first fixing seal head, the second fixing seal head, the bottom of the first movable sealing head is provided with the first valve head chamber, its air inlet connects the first valve head chamber, the head of the first valve body is installed in the first valve head chamber, the bottom of the second movable sealing head is provided with the second valve head chamber, its air inlet connects the second valve head chamber, and the head of the second valve body is installed in the second valve head chamber；The top of the first fixing seal head is provided with the first valve tail chamber, its gas outlet connects the first valve tail chamber, the trailer card of the first valve body is loaded on the first valve tail chamber, the top of the second fixing seal head is provided with the second valve tail chamber, its gas outlet connects the second valve tail chamber, and the trailer card of the second valve body is loaded on the second valve tail chamber.
Description
Technical field
The present invention relates to valve body piece detection technique field, specially a kind of valve seal test fixture.
Background technology
Generally valve body piece is required for detecting through sealing property, to meet the requirement of safe handling.Existing detection valve body
Sealing property is directly to detect single valve body by connecting tracheae, detector, not only inefficiency, and easily causes
Accuracy of detection official post valve body using when still have gas leak phenomenon, so as to have influence on valve body quality.
Content of the invention
In order to solve prior art problem, the invention provides a kind of valve seal test fixture, which is able to ensure that detection
Quality, while realizing synchronously carrying out the valve body of different model sealing property detection, detection efficiency is high.
A kind of valve seal test fixture, it is characterised in that：It include fixed seat, cylinder, the first movable sealing head, second
Movable sealing head, the first fixing seal head, the second fixing seal head, are symmetrically installed with the gas at the top of the fixed seat
Cylinder, the first fixing seal head, the second fixing seal head are respectively symmetrically the bottom for being installed on the fixed seat, and described first is solid
The top of seal head is determined corresponding to the first movable sealing head, the top of the second fixing seal head corresponds to described second
Movable sealing head, the cylinder rod of the cylinder connect the first movable sealing head, the second movable sealing head respectively, described
Air inlet is provided with one movable sealing head and the second movable sealing head, in the bottom of the first movable sealing head also
The first valve head chamber being provided with, the second valve head chamber being additionally provided with the bottom of the second movable sealing head, first activity is close
One end of the air inlet on end socket connects the first valve head chamber, the external tracheae of the other end, the second movable sealing head
On one end of the air inlet connect the second valve head chamber, the external tracheae of the other end, the head of the first valve body are installed in institute
State the first valve head chamber and closely connected by the first sealing ring, the head of the second valve body is installed in the second valve head chamber and passes through respectively
Second sealing ring, sealing guide pin bushing closely connect, and are provided with out on the first fixing seal head and the second fixing seal head
Gas port, is additionally provided with the first valve tail chamber on the top of the first fixing seal head, on the top of the second fixing seal head
The second valve tail chamber is additionally provided with, one end of the gas outlet on the first fixing seal head connects the first valve tail chamber,
The external detector of the other end, the gas outlet on the second fixing seal head connect the second valve tail chamber, the external inspection of the other end
Instrument is surveyed, the trailer card of the first valve body is connected loaded on the first valve tail chamber and closely by the 3rd sealing ring, the tail of the second valve body
Portion is installed in the second valve tail chamber and is closely connected by the 4th sealing ring.
Which is further characterized by：
The first seal groove is provided with the first valve head chamber, is provided with first sealing ring in first seal groove；Institute
State and in the second valve head chamber, be provided with the second seal groove, in second seal groove, be provided with second sealing ring；
The bottom of the second movable sealing head is additionally provided with groove, is provided with the sealing guide pin bushing in the groove；
The 3rd seal groove is provided with the first valve tail chamber, in the 3rd seal groove, the 3rd sealing ring is provided with；
The 4th seal groove is provided with the second valve tail chamber, is provided with the 4th sealing ring in the 4th seal groove；
The first movable sealing head is non-metallic material, and the second movable sealing head is metal material；
Chute is symmetrically arranged with the side bracket of the fixed seat, in the first movable sealing head and the second movable sealing head
Sidepiece be also respectively connected with slide block, the slide block is connected with the slide respectively.
After structure using the present invention, the valve body of two different models can respectively by the first movable sealing in fixed seat
Head, the first fixing seal head and the second movable sealing head, the second fixing seal head is upper and lower fixes, and further by cylinder
Compress and stablize, then the seal for connecting is guaranteed by the setting of sealing ring, then by the air inlet on the first movable sealing head
External tracheae, air inlet connect the first valve head chamber, and the external detector in the gas outlet on the first fixing seal head, gas outlet connect the
Connect the second valve head chamber, the second fixing seal head in one valve tail chamber, the external tracheae of the air inlet on the second movable sealing head, air inlet
On the external detector in gas outlet, gas outlet connects the second valve tail chamber, this makes it possible to realize accurate detection, and this frock is not only
Detection quality is can ensure that, and the sealing property of the valve body to two kinds of different models can be completed simultaneously and detect that detection efficiency is significantly
Improve.
Description of the drawings
Fig. 1 is the structure cross-sectional schematic of the present invention.
In Fig. 1：Fixed seat 1, cylinder 2, the first movable sealing head 3, the second movable sealing head 4, the first fixing seal head 5,
Second fixing seal head 6, air inlet 7, air inlet 8, the first valve head chamber 9, the second valve head chamber 10, the first valve body 11, the second valve body
12nd, the first sealing ring 13, the second sealing ring 14, gas outlet 15, gas outlet 16, the first valve tail chamber 17, the second valve tail chamber the 18, the 3rd
Sealing ring 19, the 4th sealing ring 20, the first seal groove 21, the second seal groove 22, the 3rd seal groove 23, the 4th seal groove 24, recessed
Groove 25, sealing guide pin bushing 26, support 27, slide block 28.
Specific embodiment
As in Fig. 1：A kind of valve seal test fixture includes that fixed seat 1, cylinder 2, the first movable sealing head 3, second are lived
Dynamic sealing 4, the first fixing seal head 5, the second fixing seal head 6, are symmetrically installed with two cylinders 2 at the top of fixed seat 1,
First fixing seal head 5, the second fixing seal head 6 are respectively symmetrically the bottom for being installed on fixed seat 1, the first fixing seal head 5
Top corresponds to the first movable sealing head 3, and the top of the second fixing seal head 6 corresponds to the second movable sealing head 4, two cylinders
2 cylinder rod connects the top of the first movable sealing head 3, the top of the second movable sealing head 4 respectively；In the first movable sealing head
3 sidepiece is provided with air inlet 7, and 4 sidepieces of the second movable sealing head are provided with air inlet 8, under the first movable sealing head 3
Portion is provided with the first valve head chamber 9, and the bottom of the second movable sealing head 4 is provided with the second valve head chamber 10, and one end of air inlet 7 connects
Logical first valve head chamber 9, the external tracheae of the other end（Tracheae is not drawn in figure）, one end of air inlet 8 connects the second valve head chamber 10, another
Hold external tracheae（Tracheae is not drawn in figure）, the head of the first valve body 11 is installed in the first valve head chamber 9 and by the first sealing ring 13
Closely connect, the head of the second valve body 12 is installed in the second valve head chamber 10 and respectively by the second sealing ring 14, sealing guide pin bushing 26
Closely connect.Valve body is installed by the cooperation of movable sealing head and fixing seal head, it is ensured that stability that valve body is installed and
Reliability, so that can ensure that detection quality.The sidepiece of the first fixing seal head 5 is provided with gas outlet 15, the second fixing seal
6 sidepiece is provided with gas outlet 16, and the top of the first fixing seal head 5 is provided with the first valve tail chamber 17, fixes second
The top of seal head 6 is provided with the second valve tail chamber 18, and one end of gas outlet 15 connects the first valve tail chamber 17, the external detection of the other end
Instrument（Detector is not drawn in figure）, gas outlet 16 connects the second valve tail chamber 18, the external detector of the other end（Detector is not drawn in figure）.
The trailer card of the first valve body 11 is loaded on the first valve tail chamber 17 and by the 19 tight connection of the 3rd sealing ring, the afterbody of the second valve body 12
It is installed in the second valve tail chamber 17 and by the 20 tight connection of the 4th sealing ring.The first seal groove is provided with the first valve head chamber 9
21, the first sealing ring 13 is arranged at the first seal groove 21；The second seal groove 22, the second sealing is provided with the second valve head chamber 10
Circle 14 is arranged at the second seal groove 22；First sealing ring 13, the second sealing ring 14, the 3rd sealing ring 19,20 energy of the 4th sealing ring
Further ensure that the first valve body 11, the seal of the installation of the second valve body 12 and stability；In the bottom of the second movable sealing head 4 also
Fluted 25 are arranged, sealing guide pin bushing 26 in groove 25, is provided with；The 3rd seal groove 23 is provided with the first valve tail chamber, the 3rd is close
Seal 19 is arranged at the 3rd seal groove 23, in the second valve tail chamber is provided with the 4th seal groove 24, and the 4th sealing ring 20 sets
Put in the 4th seal groove 24；First movable sealing head 3 is adapted using non-metallic material and the first valve body 11, and the second activity is close
Second valve body 12 of the end socket 4 using metal material with different model is adapted, and sealing guide pin bushing 26 further ensure that the second valve body
12 head is reliably connected with the second movable sealing head 4, prevents the contact between the second movable sealing head 4 and the second valve body 12 from grinding
Damage, while further ensuring that sealing；Chute is symmetrically arranged with the side bracket 27 of fixed seat 1（It is not drawn into sliding in figure
Groove）, be also respectively connected with slide block 28 in the sidepiece of the first movable sealing head 3 and the second movable sealing head 4, slide block 28 respectively with cunning
Groove is slidably connected, and to play good guide effect, it is ensured that during detection, the first movable sealing head 3 and the second movable sealing head 4 exist
Steadily move under the pushing of cylinder 2 so as to be reliably connected with the first valve body 11, the second valve body 12 respectively, further ensure that detection
Quality.When being detected using this test fixture, as long as the pressure value on the pressure gauge at air inlet 7 and the detector at gas outlet 15
Pressure gauge show value at equal or air inlet 8 is equal with the pressure value on the detector at gas outlet 16, then the first valve is described
Body 11 or the second valve body 12 are air tight, otherwise then illustrate that the first valve body 11 or the second valve body 12 have quality problems, so as to will not
Qualified valve body is detected.
Claims (6)
1. a kind of valve seal test fixture, it is characterised in that：Which includes that fixed seat, cylinder, the first movable sealing head, second live
Dynamic sealing head, the first fixing seal head, the second fixing seal head, are symmetrically installed with the cylinder at the top of the fixed seat,
The first fixing seal head, the second fixing seal head are respectively symmetrically the bottom for being installed on the fixed seat, and described first fixes
The top of seal head corresponds to the first movable sealing head, and the top of the second fixing seal head is lived corresponding to described second
Dynamic sealing head, the cylinder rod of the cylinder connect the first movable sealing head, the second movable sealing head respectively, described first
Air inlet is provided with movable sealing head and the second movable sealing head, is also set in the bottom of the first movable sealing head
The first valve head chamber is equipped with, and the second valve head chamber, first movable sealing is additionally provided with the bottom of the second movable sealing head
One end of the air inlet on head connects the first valve head chamber, and the external tracheae of the other end, on the second movable sealing head
One end of the air inlet connect the second valve head chamber, the external tracheae of the other end, the head of the first valve body are installed in described
First valve head chamber is simultaneously closely connected by the first sealing ring, and the head of the second valve body is installed in the second valve head chamber and respectively by the
Two sealing rings, sealing guide pin bushing closely connect, and on the first fixing seal head and the second fixing seal head are provided with outlet
Mouthful, the first valve tail chamber is additionally provided with the top of the first fixing seal head, on the top of the second fixing seal head also
The second valve tail chamber is provided with, one end of the gas outlet on the first fixing seal head connects the first valve tail chamber, separately
The external detector in one end, the gas outlet on the second fixing seal head connect the second valve tail chamber, the external detection of the other end
Instrument, the trailer card of the first valve body are connected loaded on the first valve tail chamber and closely by the 3rd sealing ring, the afterbody of the second valve body
It is installed in the second valve tail chamber and is closely connected by the 4th sealing ring.
2. a kind of valve seal test fixture according to claim 1, it is characterised in that：Arrange in the first valve head chamber
There is the first seal groove, in first seal groove, be provided with first sealing ring；Second is provided with the second valve head chamber
Seal groove, is provided with second sealing ring in second seal groove.
3. a kind of valve seal test fixture according to claim 1, it is characterised in that：The second movable sealing head
Bottom is additionally provided with groove, is provided with the sealing guide pin bushing in the groove.
4. a kind of valve seal test fixture according to claim 1, it is characterised in that：Set in the first valve tail chamber
The 3rd seal groove is equipped with, in the 3rd seal groove, the 3rd sealing ring is provided with；Is provided with the second valve tail chamber
Four seal grooves, are provided with the 4th sealing ring in the 4th seal groove.
5. a kind of valve seal test fixture according to claim 3, it is characterised in that：The first movable sealing head is
Non-metallic material, the second movable sealing head are metal material.
6. a kind of valve seal test fixture according to claim 1, it is characterised in that：The side bracket of the fixed seat
On be symmetrically arranged with chute, be also respectively connected with slide block in the sidepiece of the first movable sealing head and the second movable sealing head,
The slide block is connected with the slide respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611088048.8A CN106500932A (en) | 2016-12-01 | 2016-12-01 | A kind of valve seal test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611088048.8A CN106500932A (en) | 2016-12-01 | 2016-12-01 | A kind of valve seal test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106500932A true CN106500932A (en) | 2017-03-15 |
Family
ID=58329266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611088048.8A Pending CN106500932A (en) | 2016-12-01 | 2016-12-01 | A kind of valve seal test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106500932A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238797A (en) * | 2020-02-28 | 2020-06-05 | 大唐清苑热电有限公司 | Method for checking and accepting seal surface of check valve and regulating valve after online grinding |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201408127Y (en) * | 2009-05-20 | 2010-02-17 | 北京城乡建设集团有限责任公司 | Device for testing strength and tightness of valve |
| CN202101829U (en) * | 2011-05-06 | 2012-01-04 | 苏州元华气体设备有限公司 | Valve airtight detection apparatus |
| CN202994377U (en) * | 2012-11-19 | 2013-06-12 | 中国石油天然气集团公司 | Valve pressure test device |
| CN103398826A (en) * | 2013-08-12 | 2013-11-20 | 宁波昌华铜制品有限公司 | Valve seal detection device and valve seal detection device set |
| CN203396572U (en) * | 2013-08-07 | 2014-01-15 | 中国石油化工股份有限公司 | Multi-station valve pressure test device |
| CN105222965A (en) * | 2015-10-13 | 2016-01-06 | 安徽松羽工程技术设备有限公司 | A kind of valves test fixed station |
| CN205483448U (en) * | 2016-03-12 | 2016-08-17 | 台州恒鑫金属制品厂 | Valve seal detection mechanism , detection device and detecting system |
| CN206248298U (en) * | 2016-12-01 | 2017-06-13 | 无锡明珠钢球有限公司 | Valve seal test fixture |
-
2016
- 2016-12-01 CN CN201611088048.8A patent/CN106500932A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201408127Y (en) * | 2009-05-20 | 2010-02-17 | 北京城乡建设集团有限责任公司 | Device for testing strength and tightness of valve |
| CN202101829U (en) * | 2011-05-06 | 2012-01-04 | 苏州元华气体设备有限公司 | Valve airtight detection apparatus |
| CN202994377U (en) * | 2012-11-19 | 2013-06-12 | 中国石油天然气集团公司 | Valve pressure test device |
| CN203396572U (en) * | 2013-08-07 | 2014-01-15 | 中国石油化工股份有限公司 | Multi-station valve pressure test device |
| CN103398826A (en) * | 2013-08-12 | 2013-11-20 | 宁波昌华铜制品有限公司 | Valve seal detection device and valve seal detection device set |
| CN105222965A (en) * | 2015-10-13 | 2016-01-06 | 安徽松羽工程技术设备有限公司 | A kind of valves test fixed station |
| CN205483448U (en) * | 2016-03-12 | 2016-08-17 | 台州恒鑫金属制品厂 | Valve seal detection mechanism , detection device and detecting system |
| CN206248298U (en) * | 2016-12-01 | 2017-06-13 | 无锡明珠钢球有限公司 | Valve seal test fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238797A (en) * | 2020-02-28 | 2020-06-05 | 大唐清苑热电有限公司 | Method for checking and accepting seal surface of check valve and regulating valve after online grinding |
| CN111238797B (en) * | 2020-02-28 | 2022-04-29 | 大唐清苑热电有限公司 | Method for checking and accepting seal surface of check valve and regulating valve after online grinding |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170315 |
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| RJ01 | Rejection of invention patent application after publication |