CN104266800A - Air impermeability detecting table for sluice valve - Google Patents
Air impermeability detecting table for sluice valve Download PDFInfo
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- CN104266800A CN104266800A CN201410472269.XA CN201410472269A CN104266800A CN 104266800 A CN104266800 A CN 104266800A CN 201410472269 A CN201410472269 A CN 201410472269A CN 104266800 A CN104266800 A CN 104266800A
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Abstract
The invention relates to an air impermeability detecting table for a sluice valve. The air impermeability detecting table for the sluice valve comprises a clamping table. A sealing table is arranged in the middle of the upper end surface of the clamping table, an air supply hole is formed in the center of the sealing table, and clamping jaws are evenly arranged around the sealing table. A left supporting pillar and a right supporting pillar are correspondingly arranged at the left side and the right side of the upper end surface of the clamping table respectively, a movable compression frame is arranged above the clamping table, a groove is formed in the right portion of the upper end surface of the movable compression frame, a transverse kidney-shaped hole is formed in the middle of the bottom surface of the groove, a round hole is formed in the right portion of the bottom surface of the groove, a notch is formed in the left side of the movable compression frame, a strip-shaped opening is formed in the bottom of the notch, a connector is arranged inside the round hole in a communicating mode, an adapting connection rod is arranged at the upper end of the connector, the adapting connection rod can rotate on the connector, a left threaded rod is fixedly connected to the adapting connection rod, a compression hydraulic cylinder is fixed inside the kidney-shaped hole, and a visible pressing frame is fixed to the lower end of the compression hydraulic cylinder. According to the air impermeability detecting table for the sluice valve, a compression ring is adopted to compress the circumference of a valve body, the condition of uneven clamping generated when the clamping jaws are adopted for clamping is avoided, and the compression hydraulic cylinder can be adjusted on a two-dimensional plane.
Description
Technical field
The present invention relates to pick-up unit technical field, specifically a kind of gate valve airtightness test table.
Background technology
In valve manufacturing enterprise, valve all will carry out air tightness test after rolling off the production line, conventional method of testing is: first by valve closing, then by valve flange screw on test board, test board is provided with venthole, form sealed environment between valve and test board after, water is filled up the opposite side of valve, open the venthole on test board simultaneously, see in the water of valve opposite side and whether have bubble to emerge, to judge that whether valve seal is good.In order to ensure the leakproofness between valve and test board, prevent the gas in annular seal space from revealing between valve and test board, impact test effect, test board is typically provided with the claw compressing gate valve body, because the power of the gate valve body of claw compression is larger, the size of claw is usually also comparatively large, and when the valve less to bore is tested, claw uses inconvenience, and claw and valve body contact area little, pressure is comparatively large, easily has an impact to valve body quality, is even damaged by pressure by valve body.
Summary of the invention
In order to increase the scope of application of monitor station, make monitor station easy to use, flexibly, suitable dimensions is wide, and not easily causes valve body to damage to the compression of valve body, the invention provides a kind of gate valve airtightness test table in adjustment.
The present invention solves its technical matters and realizes by the following technical solutions:
A kind of gate valve airtightness test table, comprise clamping platform, sealing station is provided with in the middle part of described clamping platform upper surface, described sealing station central authorities are provided with air vent, the claw for the valve body that is fixed and clamped evenly is provided with around sealing station, described clamping platform upper surface is left, right both sides respectively correspondence are provided with left support post, right support post, movable clamping frame is provided with above clamping platform, the upper surface right part of described movable clamping frame is provided with groove, horizontal waist-shaped hole is provided with in the middle part of described groove floor, groove floor right part is provided with circular hole, recess is provided with on the left of described movable clamping frame, described notched bottoms is provided with strip shape gob, the mode that described strip shape gob is bolted is fixed on left support post upper end, connector is connected with in described circular hole, movable clamping frame is pressed on the upper end of right support post by described connector, the mode that the lower end of connector is bolted is fixed on right support post upper end, the upper end of connector is provided with adapting rod, described adapting rod can rotate on connector, adapting rod is fixed with left-hand thread bar, described waist-shaped hole internal fixtion has compression hydraulic cylinder, described compression hydraulic cylinder top cover has connecting hoop, described connecting hoop is fixed with right-hand thread bar, lengthening nut is connected with between described right-hand thread bar and left-hand thread bar, nut is lengthened by rotating, distance between adjustable left-hand thread bar and right-hand thread bar, thus compression hydraulic cylinder is slided in waist-shaped hole, the lower end of compression hydraulic cylinder is moved left and right, adapt to the particular location compressing hydraulic cylinder lower end valve body, described compression hydraulic cylinder lower end is fixed with handled easily, and person observes in valve body the visual pressure rack having bubble-free to emerge.
Described visual pressure rack comprises brace, be provided with hold-down ring below described brace, be provided with pressure foot between brace and hold-down ring, the internal diameter of described hold-down ring is greater than the diameter of brace, visual pressure rack entirety is in round table-like, and pressure foot plays the effect being fixedly connected with sheet and hold-down ring.
Described movable clamping frame left end is provided with handle, movable clamping frame can be made to rotate by push and pull bar, regulates and compresses hydraulic cylinder position in the horizontal plane.
The invention has the beneficial effects as follows: the present invention adopts vertical check mode, claw clamping mode is compressed mode with compression hydraulic cylinder combine, compress more reliable, and adopt hold-down ring to carry out circumference compression to valve body, avoid the clamping occurred when adopting claw clamping uneven, the situation of leaking gas between valve body and monitor station, compress hydraulic cylinder lower end and be fixed with visual pressure rack, make to compress hydraulic cylinder while top compresses, do not affect testing staff and observe from top.When detecting for different model gate valve, by making movable clamping frame rotate around connector, and combining rotation lengthening nut, compression hydraulic cylinder being moved left and right along waist-shaped hole, plays the object adjusting flexibly on two dimensional surface and compress hydraulic cylinder.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is one-piece construction schematic diagram of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is the three-dimensional view of movable clamping frame of the present invention;
Fig. 4 is the three-dimensional view of visual pressure rack of the present invention.
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
As shown in Figures 1 to 4, a kind of gate valve airtightness test table, comprise clamping platform 1, sealing station 2 is provided with in the middle part of described clamping platform 1 upper surface, described sealing station 2 central authorities are provided with air vent 4, the claw 3 for the valve body that is fixed and clamped evenly is provided with around sealing station 2, described clamping platform 1 upper surface is left, right both sides respectively correspondence are provided with left support post 5, right support post 6, movable clamping frame 7 is provided with above clamping platform 1, the upper surface right part of described movable clamping frame 7 is provided with groove 10, horizontal waist-shaped hole 19 is provided with in the middle part of described groove 10 bottom surface, groove 10 bottom surface right part is provided with circular hole 20, recess 9 is provided with on the left of described movable clamping frame 7, strip shape gob 18 is provided with bottom described recess 9, the mode that described strip shape gob 18 is bolted is fixed on left support post 5 upper end, connector 17 is connected with in described circular hole 20, movable clamping frame 7 is pressed on the upper end of right support post 6 by described connector 17, the mode that the lower end of connector 17 is bolted is fixed on right support post 6 upper end, the upper end of connector 17 is provided with adapting rod 16, described adapting rod 16 is fixed with left-hand thread bar 13, adapting rod 16 can rotate on connector 17, adapting rod 16 is flexibly connected with connector 17, can action be kept to separate with the position of adapting rod 16 connector 17 and the connecting moves of right support post 6, when connector 17 is tightened on right support post 6 upper end, adapting rod 16 and left-hand thread bar 13 can holding position constant, thus do not affect the fixing of left-hand thread bar 13, described waist-shaped hole 19 internal fixtion has the compression hydraulic cylinder 11 for compressing valve body, described compression hydraulic cylinder 11 top cover has connecting hoop 12, described connecting hoop 12 is fixed with right-hand thread bar 15, be connected with between described right-hand thread bar 15 and left-hand thread bar 13 and lengthen nut 14, nut 14 is lengthened by rotating, distance between adjustable left-hand thread bar 13 and right-hand thread bar 15, thus compression hydraulic cylinder 11 is horizontally slipped in waist-shaped hole 19, the lower end of compression hydraulic cylinder 11 is moved left and right, adapt to the particular location compressing hydraulic cylinder 11 lower end valve body, described compression hydraulic cylinder 11 lower end is fixed with handled easily, and person observes in valve body the visual pressure rack 21 having bubble-free to emerge.
Described visual pressure rack 21 comprises brace 22, hold-down ring 24 is provided with below described brace 22, be provided with between brace 22 and hold-down ring 24 and press foot 23, the internal diameter of described hold-down ring 24 is greater than the diameter of brace 22, visual pressure rack 21 entirety is in round table-like, whether have bubble to emerge so that testing staff can conveniently observe in the valve body of hold-down ring 24 inside, compared with existing claw, hold-down ring 24 compress evenly, stable.
Described movable clamping frame 7 left end is provided with handle 8, in use, first the left end of movable clamping frame 7 is discharged, the connector 17 of movable clamping frame 7 in circular hole 20 can be made to rotate by push and pull bar 8, regulate and compress hydraulic cylinder 11 position in the horizontal plane, also can rotate simultaneously and lengthen nut 14, compression hydraulic cylinder 11 is moved left and right along waist-shaped hole 19, thus realize the position of flexible compression hydraulic cylinder 11 on two dimensional surface.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. a gate valve airtightness test table, comprise clamping platform, sealing station is provided with in the middle part of described clamping platform upper surface, described sealing station central authorities are provided with air vent, evenly claw is provided with around sealing station, it is characterized in that: described clamping platform upper surface is left, right both sides respectively correspondence are provided with left support post, right support post, movable clamping frame is provided with above clamping platform, the upper surface right part of described movable clamping frame is provided with groove, horizontal waist-shaped hole is provided with in the middle part of described groove floor, groove floor right part is provided with circular hole, recess is provided with on the left of described movable clamping frame, described notched bottoms is provided with strip shape gob, the mode that described strip shape gob is bolted is fixed on left support post upper end, connector is connected with in described circular hole, movable clamping frame is pressed on the upper end of right support post by described connector, the mode that the lower end of connector is bolted is fixed on right support post upper end, the upper end of connector is provided with adapting rod, described adapting rod can rotate on connector, adapting rod is fixed with left-hand thread bar, described waist-shaped hole internal fixtion has compression hydraulic cylinder, described compression hydraulic cylinder top cover has connecting hoop, described connecting hoop is fixed with right-hand thread bar, lengthening nut is connected with between described right-hand thread bar and left-hand thread bar, described compression hydraulic cylinder lower end is fixed with visual pressure rack.
2. a kind of gate valve airtightness test table according to claim 1, it is characterized in that: described visual pressure rack comprises brace, be provided with hold-down ring below described brace, be provided with pressure foot between brace and hold-down ring, the internal diameter of described hold-down ring is greater than the diameter of brace.
3. a kind of gate valve airtightness test table according to claim 1, is characterized in that: described movable clamping frame left end is provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410472269.XA CN104266800B (en) | 2014-09-16 | 2014-09-16 | Air impermeability detecting table for sluice valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410472269.XA CN104266800B (en) | 2014-09-16 | 2014-09-16 | Air impermeability detecting table for sluice valve |
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| Publication Number | Publication Date |
|---|---|
| CN104266800A true CN104266800A (en) | 2015-01-07 |
| CN104266800B CN104266800B (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410472269.XA Active CN104266800B (en) | 2014-09-16 | 2014-09-16 | Air impermeability detecting table for sluice valve |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677562A (en) * | 2015-02-26 | 2015-06-03 | 天津银河阀门有限公司 | Full-automatic butterfly valve sealing performance testing machine and testing method thereof |
| CN106017805A (en) * | 2016-06-16 | 2016-10-12 | 重庆长安汽车股份有限公司 | Plugging tool for air tightness detection of battery pack |
| CN106482908A (en) * | 2016-11-04 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of cylinder body leak test blocks fixture manually |
| CN113252248A (en) * | 2021-05-13 | 2021-08-13 | 中海石油气电集团有限责任公司 | Leak detection device and using method thereof |
| CN114441113A (en) * | 2022-01-20 | 2022-05-06 | 山东省农业机械科学研究院 | Air-suction seed sowing device air tightness detection system and method |
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| US20050044931A1 (en) * | 2003-08-27 | 2005-03-03 | Hitachi Unisia Automotive, Ltd. | Air transfer apparatus and control method of air transfer apparatus |
| CN101266185A (en) * | 2008-05-07 | 2008-09-17 | 常州市科信燃气设备有限公司 | Voltage-regulating transformer valve body detection device |
| CN102384825A (en) * | 2011-11-09 | 2012-03-21 | 福建海洋铜业有限公司 | Air tightness detection device for gate valve |
| CN102645330A (en) * | 2012-04-25 | 2012-08-22 | 江南大学 | Shifting clamping mechanism of safety valves |
| CN203287163U (en) * | 2013-05-08 | 2013-11-13 | 蔡金泉 | Seal detection device for valve |
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2014
- 2014-09-16 CN CN201410472269.XA patent/CN104266800B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050044931A1 (en) * | 2003-08-27 | 2005-03-03 | Hitachi Unisia Automotive, Ltd. | Air transfer apparatus and control method of air transfer apparatus |
| CN101266185A (en) * | 2008-05-07 | 2008-09-17 | 常州市科信燃气设备有限公司 | Voltage-regulating transformer valve body detection device |
| CN102384825A (en) * | 2011-11-09 | 2012-03-21 | 福建海洋铜业有限公司 | Air tightness detection device for gate valve |
| CN102645330A (en) * | 2012-04-25 | 2012-08-22 | 江南大学 | Shifting clamping mechanism of safety valves |
| CN203287163U (en) * | 2013-05-08 | 2013-11-13 | 蔡金泉 | Seal detection device for valve |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677562A (en) * | 2015-02-26 | 2015-06-03 | 天津银河阀门有限公司 | Full-automatic butterfly valve sealing performance testing machine and testing method thereof |
| CN106017805A (en) * | 2016-06-16 | 2016-10-12 | 重庆长安汽车股份有限公司 | Plugging tool for air tightness detection of battery pack |
| CN106482908A (en) * | 2016-11-04 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of cylinder body leak test blocks fixture manually |
| CN106482908B (en) * | 2016-11-04 | 2019-02-19 | 安徽江淮汽车集团股份有限公司 | A kind of cylinder body leak test blocks fixture manually |
| CN113252248A (en) * | 2021-05-13 | 2021-08-13 | 中海石油气电集团有限责任公司 | Leak detection device and using method thereof |
| CN114441113A (en) * | 2022-01-20 | 2022-05-06 | 山东省农业机械科学研究院 | Air-suction seed sowing device air tightness detection system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104266800B (en) | 2017-02-15 |
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