CN204694409U - PE ball valve air tightness test machine - Google Patents
PE ball valve air tightness test machine Download PDFInfo
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- CN204694409U CN204694409U CN201520465100.1U CN201520465100U CN204694409U CN 204694409 U CN204694409 U CN 204694409U CN 201520465100 U CN201520465100 U CN 201520465100U CN 204694409 U CN204694409 U CN 204694409U
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- ball valve
- fixture block
- screw mandrel
- air tightness
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Abstract
The utility model discloses a kind of PE ball valve air tightness test machine, relate to air tightness test machine field, comprise a frame, on the upside of described frame, be provided with the fixed mechanism of ball valve, inside frame, be provided with the sealing mechanism of ball valve; Described fixed mechanism comprises a positioning block and two clamp systems be oppositely arranged, each clamp system comprises a fixture block, a screw mandrel and a handwheel, a pilot hole is provided with in the middle of described locating piece, V-shaped opening on front side of described fixture block, the V-type opening of two fixture blocks is relatively located in pilot hole, can move forward and backward, and is connected on rear side of each fixture block by screw mandrel with handwheel, threaded engagement between screw mandrel and locating piece, is provided with rotation relocation mechanism between fixture block and screw mandrel; Described sealing mechanism comprises a cylinder and a gland bonnet, is provided with filling block on the upside of sealing gasket, filling block offers test pore.The utility model is a kind of easy to operate in order to propose, and structure is simple, and ball valve two ends can not by the PE ball valve air tightness test machine of clamping distortion.
Description
Technical field
The utility model relates to air tightness test machine field, particularly relates to a kind of PE ball valve air tightness test machine.
Background technology
PE ball valve is the open-close on-off in a kind of gas circuit or water route, is mainly used as cut-out, distributes and change the flow direction of medium, all need to carry out air-leakage test, not so have larger potential safety hazard in use procedure before dispatching from the factory.
When prior art is tested ball valve, usual employing sealing gasket or O-ring seal are placed in the outside at ball valve two ends, be clamped in ball valve two ends with the force application apparatus such as lifting jack or hydraulic cylinder simultaneously, thus sealing gasket or O-ring seal and ball valve two ends are formed seal, ball valve after whole sealing is immersed in the water, then passes into pressure gas toward ball valve inside and check its air-tightness.
Above-mentioned test method has following shortcoming: 1, operating process is complicated, and its frame heavier-weight, need be immersed in the water frame by external unit, and the installation of ball valve also comparatively bothers, 2, adopt lifting jack to press down pressing plate thus ball valve is sealed and O-ring seal to be placed in ball valve two ends outside, and with hydraulic cylinder be clamped in ball valve two ends seal time, the all more difficult control of dynamics of both, the words that the power pressing down or clamp is inadequate, the sealing of pressing plate and ball valve end may be made not firm, thus the accuracy of impact test, bring qualitative erroneous judgement, the words that the power pressing down or clamp is excessive, ball valve can be made to deform, cause the out-of-flatness of ball valve end face, thus make cannot form sealing between ball valve and pressing plate, bring qualitative erroneous judgement, in addition, the words that the power pressing down or clamp is excessive, also directly ball valve can be damaged.
Summary of the invention
Current PE ball valve clamping test is inconvenient, the problem of the easy deformation effect measuring accuracy of ball valve in order to solve for the utility model, and propose a kind of easy to operate, structure is simple, and ball valve two ends can not by the PE ball valve air tightness test machine of clamping distortion.
To achieve these goals, the utility model by the following technical solutions: a kind of PE ball valve air tightness test machine, comprises a frame, be provided with the fixed mechanism of ball valve on the upside of described frame, be provided with the sealing mechanism of ball valve inside frame; Described fixed mechanism comprises a positioning block and two clamp systems be oppositely arranged, each clamp system comprises a fixture block, a screw mandrel and a handwheel, a pilot hole is provided with in the middle of described locating piece, V-shaped opening on front side of described fixture block, the V-type opening of two fixture blocks is relatively located in pilot hole, can move forward and backward, and is connected on rear side of each fixture block by screw mandrel with handwheel, threaded engagement between screw mandrel and locating piece, is provided with rotation relocation mechanism between fixture block and screw mandrel; Described sealing mechanism comprises a cylinder and a gland bonnet, described gland bonnet is fixed on front side of the piston rod of described cylinder, cylinder body and the frame of cylinder are fixed, sealing gasket is provided with on front side of gland bonnet, filling block is provided with on the upside of sealing gasket, filling block afterbody is threaded with gland bonnet through sealing gasket, filling block offers test pore, is provided with test air vent channel between filling block and gland bonnet.
As preferably, the test air vent openings on described filling block is towards side.
As preferably, described rotation relocation mechanism is be provided with a spheroid on the downside of screw mandrel, offer on the upside of fixture block one with the counterbore of described spheroid clamping.
As preferably, described fixture block V-type opening inner side is provided with flexible cover sheet.
Therefore, the utility model has following beneficial effect: 1, clamping is simple, convenient test; 2, different model can be adapted to, highly versatile; 3, can reduce to test cavity, test more accurate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is vertical view of the present utility model.
Fig. 3 is the cut-open view of the utility model test gas channels.
Fig. 4 is the structural representation of the utility model using state.
1: frame; 2: fixed mechanism; 3: sealing mechanism; 4: pilot hole; 5: fixture block; 6: locating piece; 7: screw mandrel; 8: handwheel; 9: cylinder; 10: gland bonnet; 11: sealing gasket; 12: filling block; 13: rotate relocation mechanism; 14: ball valve; 15: clamp system; 16: test pore; 17: test air vent channel.
Embodiment
Below in conjunction with accompanying drawing and specific embodiments, the utility model is further described.
A kind of PE ball valve air tightness test machine, see Fig. 1 to Fig. 3, comprises a square frame 1, is provided with the fixed mechanism 2 of ball valve 14, is provided with the sealing mechanism 3 of ball valve 14 inside frame 1 on the upside of described frame 1;
Described fixed mechanism 2 comprises a positioning block 6 and two clamp systems be oppositely arranged, 15, clamp system 15 regulates when the number of remodeling, and is used for the ball valve 14 of adaptive different model; Regulate when another is used for changing the shuttle valve 14, be used for clamping ball valve 14.Each clamp system 15 comprises fixture block 5, screw mandrel 7 and a handwheel 8.Be provided with a pilot hole 4 in the middle of described locating piece 6, pilot hole 4 both sides are smooth sidewall.V-shaped opening on front side of described fixture block 5, V-type opening inner side is provided with the flexible cover sheet of silica gel material, damaged when being used for preventing ball valve 14 from clamping; The V-type opening of two fixture blocks 5 is relatively located in pilot hole 4, and fixture block 5 both sides are also smooth side, and fixture block 5 two sides width mates with pilot hole 4 two sides width, and fixture block 5 can regulate mobile before and after pilot hole 4, and can not rotate; Be connected with handwheel 8 by screw mandrel 7 on rear side of fixture block 5, threaded engagement between screw mandrel 7 and locating piece 6, be provided with between fixture block 5 and screw mandrel 7 and rotate relocation mechanism 13, described rotation relocation mechanism 13 is provided with a spheroid on the downside of screw mandrel 7, offer on the upside of fixture block 5 one with the counterbore of described spheroid clamping, by rotating two handwheels 8, the distance between adjustable two fixture blocks 5.
Described sealing mechanism 3 comprises cylinder 9 and a gland bonnet 10, described gland bonnet 10 is fixed on front side of the piston rod of described cylinder 9, cylinder body and the frame 1 of cylinder 9 are fixed, the sealing gasket 11 that silica gel is made is fixed with on front side of gland bonnet 10, filling block 12 is provided with on front side of sealing gasket 11, during test, stretch in diffusion valve 15, cavity is tested for reducing, improve precision, filling block 12 afterbody is threaded with gland bonnet 10 through sealing gasket 11, be convenient to the filling block 12 inserting in dismounting and change different model, filling block 12 offers a downward opening test pore 16, can prevent dust from entering, be provided with between filling block 12 and gland bonnet 10 and test air vent channel 17, test pore 16 is connected with the test gas circuit in outside by test air vent channel 17.
During use, as shown in Figure 4, the position of what a clamp system 15 fixture block 5 is first regulated according to the ball valve 14 of required test model, again test ball valve 14 one end is inserted in the pilot hole 4 of locating piece 6, rotate the handwheel 8 of another clamp system 15, regulate the position of the corresponding fixture block 5 of this handwheel 8, clamping ball valve 14, start cylinder 9, gland bonnet 10 and sealing gasket 11 are moved, withstand seal ball-valve 14 one end, now, filling block 12 stretches in ball valve 14, cavity is tested for reducing, both air tightness test was carried out by the test pore 16 on gland bonnet 10 and sealing gasket 11.
Claims (4)
1. a PE ball valve air tightness test machine, is characterized in that: comprise a frame (1), and described frame (1) upside is provided with the fixed mechanism (2) of ball valve (14), and frame (1) inner side is provided with the sealing mechanism (3) of ball valve (14);
Described fixed mechanism (2) comprises a positioning block (6) and two clamp systems be oppositely arranged (15), each clamp system (15) comprises a fixture block (5), one screw mandrel (7) and a handwheel (8), a pilot hole (4) is provided with in the middle of described locating piece (6), the described V-shaped opening in fixture block (5) front side, the V-type opening of two fixture blocks (5) is relatively located in pilot hole (4), can move forward and backward, each fixture block (5) rear side is connected with handwheel (8) by screw mandrel (7), threaded engagement between screw mandrel (7) and locating piece (6), be provided with between fixture block (5) and screw mandrel (7) and rotate relocation mechanism (13),
Described sealing mechanism (3) comprises a cylinder (9) and a gland bonnet (10), described gland bonnet (10) is fixed on front side of the piston rod of described cylinder (9), the cylinder body of cylinder (9) and frame (1) are fixed, gland bonnet (10) front side is provided with sealing gasket (11), sealing gasket (11) upside is provided with filling block (12), filling block (12) afterbody is threaded with gland bonnet (10) through sealing gasket (11), filling block (12) offers test pore (16), be provided with between filling block (12) and gland bonnet (10) and test air vent channel (17).
2. PE ball valve air tightness test machine according to claim 1, is characterized in that: test pore (16) opening on described filling block (12) is towards side.
3. PE ball valve air tightness test machine according to claim 1, is characterized in that: described rotation relocation mechanism (13) is provided with a spheroid for screw mandrel (7) downside, fixture block (5) upside offer one with the counterbore of described spheroid clamping.
4. the PE ball valve air tightness test machine according to claim 1 or 2 or 3, is characterized in that: described fixture block (5) V-type opening inner side is provided with flexible cover sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465100.1U CN204694409U (en) | 2015-06-30 | 2015-06-30 | PE ball valve air tightness test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465100.1U CN204694409U (en) | 2015-06-30 | 2015-06-30 | PE ball valve air tightness test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204694409U true CN204694409U (en) | 2015-10-07 |
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ID=54234686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520465100.1U Active CN204694409U (en) | 2015-06-30 | 2015-06-30 | PE ball valve air tightness test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204694409U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571787A (en) * | 2015-12-22 | 2016-05-11 | 中国计量学院 | PE ball valve port sealing mechanism |
| CN109470429A (en) * | 2018-11-29 | 2019-03-15 | 秦飞 | A kind of PE ball valve detection device |
| CN109520683A (en) * | 2018-12-28 | 2019-03-26 | 中国计量大学 | A kind of PE diffusion valve gas tightness testing machine |
-
2015
- 2015-06-30 CN CN201520465100.1U patent/CN204694409U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571787A (en) * | 2015-12-22 | 2016-05-11 | 中国计量学院 | PE ball valve port sealing mechanism |
| CN105571787B (en) * | 2015-12-22 | 2017-09-29 | 中国计量大学 | A kind of port sealing mechanism of PE ball valves |
| CN109470429A (en) * | 2018-11-29 | 2019-03-15 | 秦飞 | A kind of PE ball valve detection device |
| CN109520683A (en) * | 2018-12-28 | 2019-03-26 | 中国计量大学 | A kind of PE diffusion valve gas tightness testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Binglu Inventor before: Wang Tiemiao Inventor before: Wang Nan Inventor before: Wang Tiexia |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180511 Address after: 361100 Xiamen Tongan Industrial Concentration Area, No. two, No. 1, No. 1, Tonghui Road, 1303, Fujian. Patentee after: XIAMEN KEHENG PLASTIC Co.,Ltd. Address before: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20180511 Address after: 510000 B1B2, one, two, three and four floors of the podium building 231 and 233, science Avenue, Guangzhou, Guangdong. Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 310018 Yi Fu science and technology building 311, 168, Xue Yuan Street, Xiasha, Jianggan District, Hangzhou, Zhejiang. Patentee before: HANGZHOU XINZHUO SCIENCE & TECHNOLOGY CO.,LTD. |