CN204903101U - Ball valve test machine - Google Patents
Ball valve test machine Download PDFInfo
- Publication number
- CN204903101U CN204903101U CN201520700375.9U CN201520700375U CN204903101U CN 204903101 U CN204903101 U CN 204903101U CN 201520700375 U CN201520700375 U CN 201520700375U CN 204903101 U CN204903101 U CN 204903101U
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- CN
- China
- Prior art keywords
- ball valve
- lid
- test machine
- movable sealing
- seal lid
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses a ball valve test machine, including a rack, the inside one side of rack be equipped with the fixed seal lid, the inside offside that is equipped with fixed seal lid one side of rack is equipped with can be to the sealed lid of activity of fixed seal lid translation, the activity is sealed covers the rear side and is equipped with translation actuating mechanism, fixed seal lid and the sealed lid of activity in have at least a sealed lid to be equipped with the test gas pocket, the inside moment of torsion accredited testing organization that still is equipped with of rack, moment of torsion accredited testing organization be located the fixed seal lid and the activity is sealed cover between, moment of torsion accredited testing organization include one can be between two sealed lids gliding slip table, still be equipped with positioning ball valve's bracket on the slip table. The utility model discloses a solve that present ball valve gas tightness efficiency of software testing is low, the clamping is inconvenient, can not carry out the problem of gas tightness test and torsion -testing simultaneously, proposes an efficiency of software testing height, clamping convenient, can carry on simultaneously that the gas tightness is tested and the ball valve test machine of torsion -testing.
Description
Technical field
The utility model relates to ball valve test machine field, particularly relates to the ball valve test machine of a kind of double air tightness test and torsion-testing.
Background technology
Ball valve be gas or liquid communication time conventional opening and closing element, be generally used for gas ductwork and water conservancy transports two important industries, therefore, all need before dispatching from the factory to carry out sealing propertytest and torsion-testing, not so have larger potential safety hazard.
Prior art is comparatively traditional to the test method of ball valve, when carrying out air tightness test, 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 sealing property; When carrying out torsion-testing, usually directly adopt dial torque wrench, and can only eye observation, manually record numerical value.
Utilize and test with upper type, compare and consume manually, efficiency is extremely low, and corporate image is bad; Therefore, market occurs some integrate the Full-automatic tester of air tightness test and torsion-testing.
Utility model content
Current ball valve air tightness test efficiency is low, clamping is inconvenient in order to solve for the utility model, can not carry out the problem of air tightness test and torsion-testing simultaneously, proposes that a kind of testing efficiency is high, convenient mounting and clamping, can carry out the ball valve test machine of air tightness test and torsion-testing simultaneously.
To achieve these goals, the utility model is by the following technical solutions: a kind of ball valve test machine, comprise a stand, the inner side of described stand is provided with fixing seal lid, the offside that stand inside is provided with fixing seal lid side is provided with and to the movable sealing lid of fixing seal lid translation, can be provided with translational drive mechanism on rear side of movable sealing lid; A gland bonnet is had at least to be provided with test pore in described fixing seal lid and movable sealing lid; Described stand inside is also provided with torsion-testing mechanism, torsion-testing mechanism is between fixing seal lid and movable sealing lid, described torsion-testing mechanism comprises a slide unit that can slide between two gland bonnets, a motor, a torque sensor and a turnbarrel is provided with from lower to upper successively on the upside of described slide unit, be connected with torque sensor upper end bottom turnbarrel, torque sensor lower end is driven by motor and rotates; Described slide unit is also provided with the bracket of location ball valve; Described stand is provided with some parallel slide rails, the slide block that can slide along slide rail is provided with on the downside of described slide unit, described stand is also provided with the reply cylinder driving slide unit toward the direction movement of fixing seal lid, reply cylinder one end and be connected with stand, the other end is connected with slide unit.
As preferably, be provided with one on front side of described movable sealing lid and enter valve head, enter inside valve head and be provided with test pore, enter on valve head lateral wall and be arranged with gas-flow closure circle; Be provided with one on rear side of described movable sealing lid and help sealing pneumatic cylinder, the described sealing pneumatic cylinder that helps comprises a cylinder body, dividing plate is provided with in described cylinder body, inner chamber of cylinder block is divided into ball valve inlet chamber and sealing power-assisted chamber by dividing plate, a power piston is provided with in described ball valve inlet chamber, described sealing power-assisted chamber is provided with one and helps packed-piston, and described power piston and helping between packed-piston is connected by a piston rod running through dividing plate; The sidewall of described ball valve inlet chamber is provided with the ball valve draft tube that the test pore that covers with movable sealing is communicated with; Ball valve inlet chamber is separated into direct inlet chamber and change inlet chamber by described power piston, and described direct inlet chamber is communicated with outside gas circuit; Described help helping to seal between pneumatic cylinder inner face and being provided with a returning spring of packed-piston and sealing side, power-assisted chamber, described sealing power-assisted chamber is provided with the cavity of returning spring with helping by one between gas-flow closure circle and seals tracheae and be communicated with.
As preferably, described enters location ring flat-plate or the locating groove that valve head is provided with gas-flow closure circle.
As preferably, described movable sealing lid is positioned at and is provided with sealing ring pad into valve head peripheral place.
As preferably, described fixing seal lid and movable sealing lid internally survey the wedging flange that surface is all provided with annular mutually.
As preferably, survey in the wedging flange that described fixing seal lid and movable sealing cover and be provided with sealing ring.
As preferably, described both sides, bracket upper end are two V-type bracing frames, and two V-type bracing frame symmetrical mirror pictures are arranged.
As preferably, described slide unit is erect and has a valve rod locating sleeve, turnbarrel is positioned at valve rod locating sleeve and surveys.
As preferably, described turnbarrel and torque sensor are for removably connecting, there is the counterbore of a ball-valve valve rod coupling turnbarrel upper end, and there is a polygonal socket lower end, and torque sensor upper end is a projection mated with turnbarrel lower end polygonal socket.
Therefore, the utility model has following beneficial effect: 1, clamping automatically, test, more convenient operation; 2, can carry out nothing and enter ability of swimming air tightness test, it is more convenient to test; 3, torsion-testing can be carried out simultaneously, enhance productivity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model torsion-testing mechanism.
The structural representation of the turnbarrel bindiny mechanism of Tu3Shi torsion-testing mechanism.
The structural representation of another angle of Tu4Shi turnbarrel bindiny mechanism.
Fig. 5 is the structural representation of movable sealing lid in embodiment 1.
Fig. 6 is the structural representation helping sealing pneumatic cylinder in Fig. 5.
Fig. 7 is the structural representation of movable sealing lid in embodiment 2.
Fig. 8 is the structural representation of embodiment 2 test mode.
1: stand; 2: translational drive mechanism; 3: movable sealing lid; 4: fixing seal lid; 5: torsion-testing mechanism; 6: slide unit; 7: motor; 8: torque sensor; 9: turnbarrel; 10: bracket; 11:V type bracing frame; 12: slide rail; 13: reply cylinder; 14: valve rod locating sleeve; 15: jack; 16: projection; 17: counterbore; 18: sealing ring pad; 19: gas-flow closure circle; 20: location ring flat-plate; 21: ball valve; 22: help sealing tracheae; 23: enter valve head; 24: test pore; 25: ball valve draft tube; 26: outside gas circuit; 27: help sealing pneumatic cylinder; 28: power piston; 29: cylinder body; 30: piston rod; 31: help packed-piston; 32: returning spring; 33: sealing power-assisted chamber; 34: dividing plate; 35: ball valve inlet chamber; 36: change inlet chamber; 37: directly inlet chamber; 38: wedging flange; 39: sealing ring.
Embodiment
Below in conjunction with accompanying drawing and specific embodiments, the utility model is further described.
Embodiment 1: see Fig. 1 to Fig. 6, a kind of ball valve test machine, comprise a square stand 1, described stand 1 inner right side is provided with a fixing seal lid 4, and left side is provided with a movable sealing lid 3, movable sealing lid 3 and fixing seal lid 4 are oppositely arranged, further, movable sealing lid 3 can to fixing seal lid 4 translation, for pinch seal ball valve 21 two ends, be provided with the translational drive mechanism 2 of movable sealing lid 3 on rear side of movable sealing lid 3, described translational drive mechanism 2 is cylinder or hydraulic cylinder; Described fixing seal lid 4 and movable sealing lid 3 are all provided with test pore 24, for carrying out the air tightness test of ball valve 21;
Described stand 1 inside is also provided with torsion-testing mechanism 5, torsion-testing mechanism 5 is between fixing seal lid 4 and movable sealing lid 3, described torsion-testing mechanism 5 comprises a slide unit 6 that can slide between two gland bonnets, slide unit 6 mechanism comprises the parallel slide rail 12 of two that stand 1 inner bottom surface is arranged, the slide block that can slide along slide rail 12 is provided with on the downside of slide unit 6, stand 1 on the downside of slide unit 6 is also provided with the reply cylinder 13 driving slide unit 6 toward fixing seal lid 4 direction movement, the cylinder body one end of replying cylinder 13 is connected with stand 1, the cylinder axis one end of replying cylinder 13 is connected with slide unit 6.When testing, cylinder 13 can be replied by driving, whole slide unit 6 being pushed toward fixing seal lid 4 direction, ball valve 21 one end and fixing seal lid 4 is fitted, then drives movable sealing lid 3, ball valve 21 can be clamped and test.Be completed, only reply cylinder 13 need be regained, whole slide unit 6 just can get back to two end cap centre position, and convenient operation personnel change ball valve 21.Be provided with a motor 7, torque sensor 8 and a turnbarrel 9 on the upside of described slide unit 6 from lower to upper successively, be connected bottom turnbarrel 9 with torque sensor 8 upper end, torque sensor 8 lower end is driven by motor 7 and rotates.Described turnbarrel 9 and torque sensor 8, for removably connecting, are convenient to the turnbarrel 9 changing different size, are adapted to different ball valves 21.Wherein, there is the counterbore 17 of a ball valve 21 valve rod coupling turnbarrel 9 upper end, and there is a quadrilateral jack 15 lower end, and torque sensor 8 upper end is a projection 16 mated with turnbarrel 9 lower end quadrilateral jack 15.6 four angles are supported with a padded platform by four root posts to described slide unit, and padded platform is provided with the bracket 10 of location ball valve 21; Described bracket 10 is that two V-type bracing frames, 11, two V-type bracing frame 11 symmetrical mirror pictures are arranged, and for ball valve 21 positioning supports, the relative inner edge of two V-type bracing frames 11 is provided with fillet, and when can prevent ball valve 21 from supporting, surface is scraped off; Be provided with circular hole in the middle of padded platform, have alignment bearing in circular hole, be embedded outside alignment bearing in the middle of padded platform in circular hole, inner side is set on turnbarrel 9, vertically locates for turnbarrel 9.The padded platform of described slide unit 6 is also erect and has a valve rod locating sleeve 14, valve rod locating sleeve 14 is the cylinder of a vertical placement, both ends open, survey in valve rod locating sleeve 14 upper shed and be provided with fillet, be convenient to locate when ball valve 21 is placed, turnbarrel 9 is positioned at valve rod locating sleeve 14 and surveys.
Be provided with one on front side of described movable sealing lid 3 and enter valve head 23, entering valve head 23 is a horizontal right cylinder, the movable sealing lid 3 entering valve head 23 periphery place is provided with sealing ring pad 18, can be used in seal ball-valve 21 end face, enter inside valve head 23 and be provided with test pore 24, enter on valve head 23 lateral wall and be arranged with gas-flow closure circle 19, and enter the location ring flat-plate 20 that valve head 23 is provided with gas-flow closure circle 19, prevent gas-flow closure circle 19 from offseting, be provided with one on rear side of described movable sealing lid 3 and help sealing pneumatic cylinder 27, help sealing pneumatic cylinder 27 in right cylinder, the described sealing pneumatic cylinder 27 that helps comprises a cylinder body 29, cylinder body 29 bosom position is provided with a dividing plate 34, dividing plate 34 with help that to seal pneumatic cylinder 27 end face parallel, cylinder body 29 inner chamber is divided into ball valve inlet chamber 35 and sealing power-assisted chamber 33, a power piston 28 is provided with in described ball valve inlet chamber 35, described sealing power-assisted chamber 33 is provided with one and helps packed-piston 31, described power piston 28 and help the piston rod 30 running through dividing plate 34 by between packed-piston 31 to connect, the sidewall of described ball valve inlet chamber 35 is provided with the ball valve draft tube 25 be communicated with the test pore 24 on movable sealing lid 3, ball valve inlet chamber 35 is separated into direct inlet chamber 37 and change inlet chamber 36 by described power piston 28, and described direct inlet chamber 37 is communicated with outside gas circuit 26, described help helping to seal between pneumatic cylinder 27 inner face and being provided with a returning spring 32 of packed-piston 31 and sealing side, power-assisted chamber 33, described sealing power-assisted chamber 33 is provided with the cavity of returning spring 32 with helping by one between gas-flow closure circle 19 and seals tracheae 22 and be communicated with.When outside gas circuit 26 does not carry out air feed to direct inlet chamber 37, cut off by power piston 28 between direct inlet chamber 37 and ball valve draft tube 25, connect between change inlet chamber 36 and ball valve draft tube 25; When outside gas circuit 26 carries out air feed to direct inlet chamber 37, power piston 28 forward, after the interface that power piston 28 is moved past ball valve draft tube 25, connects between direct inlet chamber 37 and ball valve draft tube 25.
Described fixing seal lid 4 is consistent with movable sealing lid 3 structure.
When testing, first ball valve 21 is put on the V-type bracing frame 11 of stand 1 internal torque mechanism for testing 5, down, the counterbore 17 aiming at turnbarrel 9 inserts to be placed the middle valve rod of ball valve 21, and the central axis that ball valve 21 central axis and gland bonnet enter valve head 23 keeps overlapping substantially; Start and reply cylinder 13, whole slide unit 6 is pushed toward fixing seal lid 4 direction, ball valve 21 one end and fixing seal lid 4 are fitted, restart the translational drive mechanism 2 on rear side of movable sealing lid 3, movable sealing lid 3 is toward fixing seal lid 4 direction translation clamping ball valve 21, the valve head 23 that enters of two gland bonnets successively stretches into ball valve 21 two ends, and the sealing ring pad 18 entering valve head 23 periphery extrudes with ball valve 21 end contact, realizes sealing first; Then, outside gas circuit 26 is to direct inlet chamber 37 air feed helping sealing pneumatic cylinder 27, move in propulsion power piston 28, drive helps packed-piston 31 to move simultaneously, thus the air in sealing power-assisted chamber 33 is charged in gas-flow closure circle 19, gas-flow closure circle 19 is expanded and is close to ball valve 21 inwall, realize secondary seal.After the interface that power piston 28 is moved past ball valve draft tube 25, direct inlet chamber 37 is communicated with ball valve inlet chamber 35, and outside gas circuit 26 is by entering in ball valve 21, as test gas from ball valve draft tube 25 after direct inlet chamber 37.After test terminates, outside gas circuit 26 is lost heart step-down, in ball valve 21, pressure gas part Ke Yanyuan gets rid of from ball valve draft tube 25 on road, meanwhile, owing to there being the effect of returning spring 32 in sealing power-assisted chamber 33, packed-piston 31 is helped to retreat, in gas-flow closure circle 19, pressure reduces, lose sealing effectiveness, and then let out except pressure in ball valve 21, complete an air tightness test.
When ball valve 21 is fixedly clamped by movable sealing lid 3 and fixing seal lid 4, can not rock, be conducive to carrying out ball valve 21 torsion-testing, and when doing ball valve 21 torsion-testing, need to carry out under a certain pressure.Therefore, carry out torsion-testing doing in air tightness test process to intert, can automatic open-close ball valve 21, realize the switching that ball valve 21 tests cavity size, can torque data be recorded again, effectively improve production efficiency.When carrying out torsion-testing, drive torque sensor 8 and turnbarrel 9 to rotate by the motor 7 on slide unit 6, and then drive ball valve 21 valve rod to rotate, torque sensor 8 just can by record in torque data automatic transport to controller.
Embodiment 2: see Fig. 1 to Fig. 4, and Fig. 7, Fig. 8, the difference of the present embodiment and embodiment 1 is the structure changing fixing seal lid 4 and movable sealing lid 3, and other content is consistent.Fixing seal lid 4 described in the present embodiment and movable sealing lid 3 are plane, and two gland bonnets internally survey the wedging flange 38 that surface is all provided with annular mutually, and survey the sealing ring 39 being provided with silica gel and making in wedging flange 38.When two gland bonnets are to ball valve 21 translation, during pinch seal, wedging flange 38 and the end contact of ball valve 21, embedded by extruding and reach certain sealing effectiveness, then to be extruded with ball valve 21 end face by the sealing ring 39 inside wedging flange 38 and realize secondary seal.
Claims (9)
1. a ball valve test machine, comprise a stand (1), it is characterized in that: described stand (1) inner side is provided with fixing seal lid (4), the offside that stand (1) inside is provided with fixing seal lid (4) side is provided with and to the movable sealing lid (3) of fixing seal lid (4) translation, can be provided with translational drive mechanism (2) on rear side of movable sealing lid (3); A gland bonnet is had at least to be provided with test pore (24) in described fixing seal lid (4) and movable sealing lid (3);
Described stand (1) inside is also provided with torsion-testing mechanism (5), torsion-testing mechanism (5) is positioned between fixing seal lid (4) and movable sealing lid (3), described torsion-testing mechanism (5) comprises a slide unit (6) that can slide between two gland bonnets, described slide unit (6) upside is provided with a motor (7), a torque sensor (8) and a turnbarrel (9) from lower to upper successively, turnbarrel (9) bottom is connected with torque sensor (8) upper end, and torque sensor (8) lower end is driven by motor (7) and rotates; Described slide unit (6) is also provided with the bracket (10) of location ball valve (21);
Described stand (1) is provided with some parallel slide rails (12), described slide unit (6) downside is provided with the slide block that can slide along slide rail (12), described stand (1) is also provided with the reply cylinder (13) driving slide unit (6) toward fixing seal lid (4) direction movement, reply cylinder (13) one end to be connected with stand (1), the other end is connected with slide unit (6).
2. a kind of ball valve test machine according to claim 1, it is characterized in that: described movable sealing lid (3) front side is provided with one and enters valve head (23), enter valve head (23) inner side and be provided with test pore (24), enter on valve head (23) lateral wall and be arranged with gas-flow closure circle (19), described movable sealing lid (3) rear side is provided with one and helps sealing pneumatic cylinder (27), described sealing pneumatic cylinder (27) that helps comprises a cylinder body (29), dividing plate (34) is provided with in described cylinder body (29), cylinder body (29) inner chamber is divided into ball valve inlet chamber (35) and sealing power-assisted chamber (33) by dividing plate (34), a power piston (28) is provided with in described ball valve inlet chamber (35), described sealing power-assisted chamber (33) is provided with one and helps packed-piston (31), described power piston (28) and helping between packed-piston (31) is connected by a piston rod (30) running through dividing plate (34), the sidewall of described ball valve inlet chamber (35) is provided with the ball valve draft tube (25) be communicated with the test pore (24) on movable sealing lid (3), ball valve inlet chamber (35) is separated into direct inlet chamber (37) and change inlet chamber (36) by described power piston (28), and described direct inlet chamber (37) is communicated with outside gas circuit (26), described help helping to seal between pneumatic cylinder (27) inner face and being provided with a returning spring (32) of packed-piston (31) and sealing power-assisted chamber (33) side, described sealing power-assisted chamber (33) is provided with the cavity of returning spring (32) with helping by one between gas-flow closure circle (19) and seals tracheae (22) and be communicated with.
3. a kind of ball valve test machine according to claim 2, is characterized in that: described enters location ring flat-plate (20) or the locating groove that valve head (23) is provided with gas-flow closure circle (19).
4. a kind of ball valve test machine according to claim 2, is characterized in that: described movable sealing lid (3) is positioned at and is provided with sealing ring pad (18) into valve head (23) peripheral place.
5. a kind of ball valve test machine according to claim 1, is characterized in that: described fixing seal lid (4) and movable sealing lid (3) internally survey the wedging flange (38) that surface is all provided with annular mutually.
6. a kind of ball valve test machine according to claim 5, is characterized in that: survey in the wedging flange (38) on described fixing seal lid (4) and movable sealing lid (3) and be provided with sealing ring (39).
7. a kind of ball valve test machine according to claim 1, is characterized in that: described bracket (10) both sides, upper end are two V-type bracing frames (11), and two V-type bracing frame (11) symmetrical mirror pictures are arranged.
8. a kind of ball valve test machine according to claim 1, is characterized in that: the upper setting of described slide unit (6) has a valve rod locating sleeve (14), and turnbarrel (9) is positioned at valve rod locating sleeve (14) and surveys.
9. a kind of ball valve test machine according to right arbitrary in claim 1 to 8, it is characterized in that: described turnbarrel (9) and torque sensor (8) are for removably connecting, there is the counterbore (17) of ball valve (21) valve rod coupling turnbarrel (9) upper end, there is a polygonal socket (15) lower end, and torque sensor (8) upper end is a projection (16) mated with turnbarrel (9) lower end polygonal socket (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520700375.9U CN204903101U (en) | 2015-09-11 | 2015-09-11 | Ball valve test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520700375.9U CN204903101U (en) | 2015-09-11 | 2015-09-11 | Ball valve test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204903101U true CN204903101U (en) | 2015-12-23 |
Family
ID=54925269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520700375.9U Expired - Fee Related CN204903101U (en) | 2015-09-11 | 2015-09-11 | Ball valve test machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204903101U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092165A (en) * | 2015-09-11 | 2015-11-25 | 杭州戴雷科技有限公司 | Ball valve test machine |
| CN110398327A (en) * | 2019-02-21 | 2019-11-01 | 杭州戴雷科技有限公司 | A kind of PE saddle bypass pipe fitting gas tightness testing machine |
-
2015
- 2015-09-11 CN CN201520700375.9U patent/CN204903101U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092165A (en) * | 2015-09-11 | 2015-11-25 | 杭州戴雷科技有限公司 | Ball valve test machine |
| CN105092165B (en) * | 2015-09-11 | 2017-06-13 | 杭州戴雷科技有限公司 | A kind of ball valve test machine |
| CN110398327A (en) * | 2019-02-21 | 2019-11-01 | 杭州戴雷科技有限公司 | A kind of PE saddle bypass pipe fitting gas tightness testing machine |
| CN110398327B (en) * | 2019-02-21 | 2020-12-08 | 杭州知淞智能科技有限公司 | PE saddle type bypass pipe fitting air tightness testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20180911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |