CN203908744U - Waterless type valve body seal test device - Google Patents
Waterless type valve body seal test device Download PDFInfo
- Publication number
- CN203908744U CN203908744U CN201420312111.1U CN201420312111U CN203908744U CN 203908744 U CN203908744 U CN 203908744U CN 201420312111 U CN201420312111 U CN 201420312111U CN 203908744 U CN203908744 U CN 203908744U
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- China
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- plate
- clamping plate
- movable plate
- riser
- lead screw
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Abstract
The utility model discloses a waterless type valve body seal test device. The device comprises a left vertical plate and a right vertical plate that are symmetrical and disposed on a bottom plate. Two parallel sliding shafts are disposed between the left vertical plate and the right vertical plate. A movable plate is disposed between the two sliding shafts. A lead screw passes through the left and right vertical plates. One end of the lead screw is connected to the movable plate through a bearing. The bearing is disposed at one side, which faces the left vertical plate, of the movable plate. One end of the lead screw is inserted into a shaft sleeve of the bearing. The side, which faces the right vertical plate, of the movable plate is provided with a left clamp plate, and the side, which faces the left vertical plate, of the movable plate is provided with a right clamp plate. The right clamp plate is a circular disc. The left clamp plate comprises a hollow cylinder in connection with the movable plate, and an annular plate sleeving the outer side of the hollow cylinder. The end surface, which faces the right clamp plate, of the hollow cylinder is aligned to the end surface, which faces the right clamp plate, of the annular plate. The hollow cylinder is provided with an air duct. The device is advantaged by being simple in structure, simple in operation and high in safety performance, making no damage to the valve body, and needing no water seal detection.
Description
Technical field
The utility model relates to the Waterless valve seal proving installation in power equipment.
Background technology
In power industry, need to use some valve bodies, and valve body needs harsh performing leak test, the performing leak test report that the valve body Jun Shiyou producer that often buying is returned provides, its test result and actual use have bigger difference, there is the poor sealing performance of more valve body, therefore after often the valve body Structure of need third party testing agency of new buying is detected, specification product are just put in storage, can avoid the use of substandard product like this, prevent that the valve body of poor sealing performance from appearing in construction environment.And the detection efficiency of third party testing agency is low, and the test of making under water seal environment during the detection of valve body, stronger to valve body corrosivity, even if therefore qualified product detects in third party testing agency, after in the time of at one end, the effect due to corrosion, also can become substandard product.
Utility model content
The purpose of this utility model is to provide a kind of Waterless valve seal proving installation, and this device can carry out fast valve body, and can under dry environment, detect, and operation, without the equipment by third party testing agency, can detect voluntarily in procurement unit.
The purpose of this utility model is achieved through the following technical solutions: Waterless valve seal proving installation, comprise symmetry and be positioned at left riser and the right riser on base plate simultaneously, between left riser and right riser, be provided with 2 sliding axles that axis is parallel, between 2 sliding axles, be provided with movable plate, between movable plate and sliding axle, adopt sliding connection, a lead screw runs through after left riser, one end of lead screw is connected with movable plate by bearing, bearing is arranged on movable plate towards a side of left riser, insert in the axle sleeve of bearing one end of lead screw, movable plate is provided with left clamping plate towards a side of right riser, right riser is provided with right clamping plate towards a side of left riser, right clamping plate are disc, left clamping plate comprise the hollow circular cylinder being connected on movable plate and are set in the Circular Plate on hollow circuit cylinder body diameter, hollow circular cylinder is towards the end face of right clamping plate and the Circular Plate end face of clamping plate to the right, hollow circular cylinder is provided with air hole.
The utility model is according to said structure, its design concept is: utilize base plate, left riser and right riser to set up into mounting system, movable plate drives movable plate to move, utilize the mode that adopts sliding connection between movable plate and sliding axle, movable plate can be free to slide, under the driving in lead screw, lead screw is to be threaded with left riser.After rotary screw bar, lead screw can be subjected to displacement on himself axis direction, now drives movable plate to move, and be fixing non-rotary state, so lead screw adopts the mode of bearing to be connected with movable plate owing to requiring movable plate.Valve body to be measured is put after between left clamping plate and right clamping plate, after utilizing movable plate clamping plate direction moving to the right, make left clamping plate and right clamping plate clamp valve body to be measured, hollow circular cylinder extends to valve inner, the both ends of the surface of valve body to be measured seal crimping with left clamping plate and right clamping plate respectively, adopt like this stamper to pour after air pressure toward valve inner to be measured by air hole, observe the barometric coefficient of stamper, if barometric coefficient remains unchanged in the at one end time, can judge that valve body to be measured is certified products, if barometric coefficient diminishes, illustrate that this valve body to be measured is unacceptable product.
Preferably, the center of circle of left clamping plate and the center of circle of right clamping plate are located along the same line.
Preferably, Circular Plate is folder face A towards the one side of right clamping plate, and right clamping plate are folder face B towards the one side of left clamping plate, and folder face A, folder face B are provided with a plurality of seal convexity rings, between adjacent seals protruding ring, form interannular groove, in interannular groove, be filled with sealing rubber ring.Utilize between adjacent seals protruding ring and form interannular groove, the end face at valve body to be measured two ends can extend into interannular groove, and valve body to be measured two ends are held.Prevent from causing valve body to be measured to slide, treat side valve body end face and play a protective role.Sealing rubber ring can further increase sealing effectiveness.
Preferably, the plane at 2 sliding axle axis places becomes angle with surface level.Be convenient to place valve body to be measured.
Preferably, lead screw is arranged with nut away from one end external diameter of bearing.Reverse after nut, can drive lead screw rotation.Be convenient to manually clamp valve body to be measured.
The utility model has the advantage of: simple in structure, simple to operate, security performance is high, to valve body not damaged, without water seal, detect.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of this device.
Fig. 2 is the schematic diagram of right clamping plate.
Reference numeral in figure is expressed as: 1, nut; 2, left riser; 3, base plate; 4, lead screw; 5, sliding axle; 6, movable plate; 7, left clamping plate; 8, valve body to be measured; 9, right clamping plate; 10, right riser; 11, bearing; 91, seal convexity ring; 92, interannular groove.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment 1:
As Figure 1-Figure 2.
Waterless valve seal proving installation, comprise symmetry and be positioned at left riser 2 and the right riser 10 on base plate 3 simultaneously, between left riser 2 and right riser 10, be provided with 2 sliding axles 5 that axis is parallel, between 2 sliding axles 5, be provided with movable plate 6, between movable plate 6 and sliding axle, adopt sliding connection, a lead screw 4 runs through after left riser 2, one end of lead screw 4 is connected with movable plate by bearing 11, bearing 11 is arranged on movable plate towards a side of left riser 2, insert in the axle sleeve of bearing 11 one end of lead screw 4, movable plate is provided with left clamping plate 7 towards a side of right riser 10, right riser 10 is provided with right clamping plate 9 towards a side of left riser, right clamping plate 9 are disc, left clamping plate 7 comprise the hollow circular cylinder being connected on movable plate and are set in the Circular Plate on hollow circuit cylinder body diameter, hollow circular cylinder is towards the end face of right clamping plate 9 and the Circular Plate end face of clamping plate 9 to the right, hollow circular cylinder is provided with air hole.
The utility model is according to said structure, its design concept is: utilize base plate 3, left riser 2 and right riser 10 to set up into mounting system, movable plate 6 drives movable plate 6 to move, utilize the mode that adopts sliding connection between movable plate 6 and sliding axle, movable plate 6 can be free to slide, under the driving in lead screw 4, lead screw 4 is to be threaded with left riser 2.After rotary screw bar 4, lead screw 4 can be subjected to displacement on himself axis direction, now drives movable plate to move, and be fixing non-rotary state, so lead screw 4 adopts the mode of bearings to be connected with movable plate owing to requiring movable plate.Valve body 8 to be measured is put after between left clamping plate 7 and right clamping plate 9, after utilizing movable plate clamping plate 9 directions moving to the right, make left clamping plate 7 and the good valve body 8 to be measured of right clamping plate 9 clampings, hollow circular cylinder extends to valve inner, the both ends of the surface of valve body 8 to be measured seal crimping with left clamping plate 7 and right clamping plate 9 respectively, adopt like this stamper to pour after air pressure toward valve body to be measured 8 inside by air hole, observe the barometric coefficient of stamper, if barometric coefficient remains unchanged in the at one end time, can judge that valve body to be measured is certified products, if barometric coefficient diminishes, illustrate that this valve body to be measured is unacceptable product.
Preferably, the center of circle of the center of circle of left clamping plate 7 and right clamping plate 9 is located along the same line.
Preferably, Circular Plate is folder face A towards the one side of right clamping plate 9, and right clamping plate 9 are folder face B towards the one side of left clamping plate 7, and folder face A, folder face B are provided with a plurality of seal convexity rings 91, between adjacent seals protruding ring 91, form interannular groove 92, in interannular groove 92, be filled with sealing rubber ring.Utilize between adjacent seals protruding ring 91 and form interannular groove 92, the end face at valve body to be measured two ends can extend into interannular groove 92, and valve body to be measured two ends are held.Prevent from causing valve body to be measured to slide, treat side valve body end face and play a protective role.Sealing rubber ring can further increase sealing effectiveness.
Preferably, the plane at 2 sliding axle axis places becomes angle with surface level.Be convenient to place valve body to be measured.
Preferably, lead screw is arranged with nut 1 away from one end external diameter of bearing.Reverse after nut 1, can drive lead screw rotation.Be convenient to manually clamp valve body to be measured.
As mentioned above, can well realize the utility model.
Claims (4)
1. Waterless valve seal proving installation, it is characterized in that: comprise symmetry and be positioned at left riser (2) and the right riser (10) on base plate (3) simultaneously, between left riser (2) and right riser (10), be provided with 2 sliding axles (5) that axis is parallel, between 2 sliding axles (5), be provided with movable plate (6), between movable plate (6) and sliding axle, adopt sliding connection, a lead screw (4) runs through after left riser (2), one end of lead screw (4) is connected with movable plate by bearing (11), bearing (11) is arranged on movable plate towards a side of left riser (2), insert in the axle sleeve of bearing (11) one end of lead screw (4), movable plate is provided with left clamping plate (7) towards a side of right riser (10), right riser (10) is provided with right clamping plate (9) towards a side of left riser, right clamping plate (9) are disc, left clamping plate (7) comprise the hollow circular cylinder being connected on movable plate and are set in the Circular Plate on hollow circuit cylinder body diameter, hollow circular cylinder is towards the end face of right clamping plate (9) and the Circular Plate end face of clamping plate (9) to the right, hollow circular cylinder is provided with air hole.
2. Waterless valve seal proving installation according to claim 1, it is characterized in that: Circular Plate is folder face A towards the one side of right clamping plate (9), right clamping plate (9) are folder face B towards the one side of left clamping plate (7), folder face A, folder face B are provided with a plurality of seal convexity rings (91), between adjacent seals protruding ring (91), form interannular groove (92), interannular groove is filled with sealing rubber ring in (92).
3. Waterless valve seal proving installation according to claim 1, is characterized in that: the plane at 2 sliding axle axis places becomes angle with surface level.
4. Waterless valve seal proving installation according to claim 1, is characterized in that: lead screw is arranged with nut (1) away from one end external diameter of bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420312111.1U CN203908744U (en) | 2014-06-12 | 2014-06-12 | Waterless type valve body seal test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420312111.1U CN203908744U (en) | 2014-06-12 | 2014-06-12 | Waterless type valve body seal test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203908744U true CN203908744U (en) | 2014-10-29 |
Family
ID=51783007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420312111.1U Expired - Fee Related CN203908744U (en) | 2014-06-12 | 2014-06-12 | Waterless type valve body seal test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203908744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104034493A (en) * | 2014-06-12 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Water-free valve body seal test device |
-
2014
- 2014-06-12 CN CN201420312111.1U patent/CN203908744U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104034493A (en) * | 2014-06-12 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Water-free valve body seal test device |
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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: 20141029 Termination date: 20180612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |