CN204556172U - A kind of for detecting the bubble-tight testing table of large size valve - Google Patents
A kind of for detecting the bubble-tight testing table of large size valve Download PDFInfo
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- CN204556172U CN204556172U CN201520219092.2U CN201520219092U CN204556172U CN 204556172 U CN204556172 U CN 204556172U CN 201520219092 U CN201520219092 U CN 201520219092U CN 204556172 U CN204556172 U CN 204556172U
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- valve
- pressing plate
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- bubble
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Abstract
The utility model provides a kind of for detecting the bubble-tight testing table of large size valve, comprise water tank, side plate, fixed head, base, side plate is parallel to each other with fixed head and is all vertically connected on base, guide pillar is equipped with between side plate and fixed head, on guide pillar, cover has the pressing plate that can slide along guide pillar, pressing plate is pasted with sealing gasket one, fixed head is pasted with sealing gasket two, pressing plate has inlet channel, the venthole of inlet channel is connected with the import of valve, side plate has been threaded screw mandrel, screw mandrel is parallel with guide pillar, the front end of screw mandrel is connected by bearing with pressing plate, the end of screw mandrel is fixed with belt pulley one, side plate upper end is fixed with motor and air lift pump, the output shaft of motor is fixed with belt pulley two, belt pulley one and belt pulley two are by apron transmission, water tank inner bottom part is provided with lifting cylinder, base is fixed on the upper end of lifting cylinder, air lift pump is connected by draft tube with the inlet channel of pressing plate.The utility model has the advantages such as easy to operate, reliable.
Description
Technical field
The utility model belongs to valve detection technical field, relates to a kind of for detecting the bubble-tight testing table of large size valve.
Background technology
The bubble-tight detection of current valve mainly relies on valve hydraulic testing equipment, and this equipment is applicable to the air-tight test of the various mesohigh valves such as medium and small latus rectum gate valve, stop valve, non-return valve, cock, ball valve, butterfly valve, diaphragm valve.Adopt air driven pump to do pressure source, test pressure is high, and output pressure can step-less adjustment, and rate of pressure rise can free setting; All high voltage devices and pipeline all adopt stainless steel, are applicable to multiple test medium.In process of the test, automatically can carry out pressure compensation; Computing machine automatically unloading and the dual pressure relief device of manual release, add that superpressure time-out reveals warning system, make equipment set more safe and reliable.Under test pressure, be greater than in the time of 5min, the pressure of inlet chamber must not decline.Tensimeter used should be 0.4 grade, range 10bar.Simultaneously with suds check each joint flange position and filler position to external leakage, the bubble constantly increased must not be had to occur.This device mainly relies on the stable impermeability judging valve of air pressure, actually cannot obtain the leak degree at which place of valve.
Chinese patent application discloses a kind of air-tightness detection device [application number: 201010153379.1] of valve, include water tank, positioning disk is provided with in water tank, positioning disk closely engages with the port of valve, water tank internal fixtion is provided with two top air cylinders, and the piston masthead of top air cylinder is pressed on the port of valve; The piston rod of one of them top air cylinder is hollow structure, and the top of piston rod extend in the inner chamber of valve, the sidewall of top air cylinder has pore and is connected to air supply source.This device is fast easy to detect, and production efficiency improves greatly, ensure that the quality of valve.This device cannot complete the detection of large size valve, and to the sealing at the pressure place, top of valve do good not, easily top pressure junction reveal, cause valve detection error to increase.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, propose a kind of good airproof performance, with strong points, the testing table that can be used for large size valve air-leakage test, this testing table is by air pressure inside value and observe outside bubble to judge the leak degree of valve.
The purpose of this utility model realizes by following technical proposal: a kind of for detecting the bubble-tight testing table of large size valve, comprise water tank, side plate, fixed head, there is the base of level table, described side plate is parallel to each other with fixed head and is all vertically connected on the level table of base, it is characterized in that, some guide pillars parallel to each other are equipped with between described side plate and fixed head, on described guide pillar, cover has the pressing plate that can slide along guide pillar, described pressing plate has and leans and the compressive plane of shutoff import with the inlet end face of valve, described compressive plane is pasted with sealing gasket one, the side that the exit end face of described fixed head and valve is just right is pasted with sealing gasket two, described pressing plate has inlet channel, the venthole of described inlet channel is connected with the import of valve, described venthole is positioned at the centre of sealing gasket one, the air admission hole of described inlet channel is positioned at the back side or the end face of pressing plate, described side plate has been threaded screw mandrel, described screw mandrel is parallel with guide pillar, the front end of described screw mandrel is connected by bearing with pressing plate, the end of described screw mandrel is fixed with belt pulley one, described side plate upper end is fixed with motor and air lift pump, the output shaft of motor is fixed with belt pulley two, belt pulley one and belt pulley two are by apron transmission, water tank inner bottom part is provided with lifting cylinder, base is fixed on the piston rod upper end of lifting cylinder, and under lifting cylinder impetus, do elevating movement, air lift pump is connected by draft tube with the inlet channel of pressing plate, draft tube is provided with variable valve from top to bottom successively, tensimeter, blowdown valve.
In above-mentioned one for detecting in the bubble-tight testing table of large size valve, described side plate is also fixed with bearing, described bearing is fixed with power supply box.
In above-mentioned one for detecting in the bubble-tight testing table of large size valve, described pressing plate has guide pin bushing, guide pillar passes guide pin bushing and is slidably matched with guide pin bushing.
In above-mentioned one for detecting in the bubble-tight testing table of large size valve, described sealing gasket two is made for elastomeric material.
In above-mentioned one for detecting in the bubble-tight testing table of large size valve, described water tank side bottom is provided with freeing port.
In above-mentioned one for detecting in the bubble-tight testing table of large size valve, described sealing gasket one is circular, and thickness is 1cm-2cm.
In above-mentioned one for detecting in the bubble-tight testing table of large size valve, described sealing gasket one is made for rubber or flexible plastic material.
In above-mentioned one for detecting in the bubble-tight testing table of large size valve, described water tank is that tempering transparent glass material is made.Be convenient for people to observe water tank inner case from outside.
Compared with prior art, this is applicable to various bulky engineering valve for detecting the bubble-tight testing table of large size valve, by air pressure inside value and observe the leak degree that outside bubble judges valve, has the advantages such as easy to operate, reliable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, 1, water tank; 2, side plate; 3, fixed head; 4, base; 5, guide pillar; 6, pressing plate; 7, sealing gasket one; 8, inlet channel; 9, screw mandrel; 10, belt pulley one; 11, motor; 12, air lift pump; 13, belt pulley two; 14, lifting cylinder; 15, draft tube; 16, variable valve; 17, tensimeter; 18, blowdown valve; 19, bearing; 20, power supply box; 21, guide pin bushing; 22, sealing gasket two; 23, freeing port.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this comprises water tank 1, side plate 2, fixed head 3 for detecting the bubble-tight testing table of large size valve, has the base 4 of level table, and side plate 2 is parallel to each other with fixed head 3 and on all vertical level table being connected in base 4.Be equipped with some guide pillars 5 parallel to each other between side plate 2 and fixed head 3, on guide pillar 5, cover has the pressing plate 6 that can slide along guide pillar 5, pressing plate 6 have guide pin bushing 21, and guide pillar 5 is through guide pin bushing 21 and be slidably matched with guide pin bushing 21.Pressing plate 6 has and leans and the compressive plane of shutoff import with the inlet end face of valve, compressive plane is pasted with sealing gasket 1.
The side that the exit end face of described fixed head 3 and valve is just right is pasted with sealing gasket 2 22, sealing gasket 2 22 is made for elastomeric material, fixed head 3 can lean with the exit end face of valve, pressing plate 6 has inlet channel 8, the described venthole of inlet channel 8 is connected with the import of valve, venthole is positioned at the centre of sealing gasket 1, and the air admission hole of inlet channel 8 is positioned at the back side or the end face of pressing plate 6.
Side plate 2 has been threaded screw mandrel 9, screw mandrel 9 is parallel with guide pillar 5, the front end of described screw mandrel 9 is connected by bearing with pressing plate 6, the end of screw mandrel 9 is fixed with belt pulley 1, side plate 2 upper end is fixed with motor 11 and air lift pump 12, the output shaft of motor 11 is fixed with belt pulley 2 13, belt pulley 1 and belt pulley 2 13 are by apron transmission.Drive motor 11 makes screw mandrel 9 be with dynamic pressure plate 6 near fixed head 3, pressing plate 6 and fixed head 3 extruding large valve, thus reaches the sealing import of large size valve and the object of outlet, also relies on the extruding force of both sides to keep static to make large size valve simultaneously.
Water tank 1 inner bottom part is provided with lifting cylinder 14, base 4 is fixed on the piston rod upper end of lifting cylinder 14, elevating movement is done under lifting cylinder 14 impetus, air lift pump 12 is connected by draft tube 15 with the inlet channel 8 of pressing plate 6, and draft tube 15 is provided with variable valve 16, tensimeter 17, blowdown valve 18 from top to bottom successively.Lifting cylinder 14 makes base 4 rise or decline, convenient placement or dismounting large size valve.
Side plate 2 is also fixed with bearing 19, bearing 19 is fixed with power supply box 20.Power supply box 20 is powered to air lift pump 12, motor 11 and lifting cylinder 14 and is controlled their start and stop.
Sealing gasket 1 is circular, and thickness is 1cm-2cm, and sealing gasket 1 is made for rubber or flexible plastic material.
Water tank 1 is made for tempering transparent glass material, is convenient for people to observe water tank 1 inner case from outside.Water tank 1 side bottom is provided with freeing port 23, convenient water of discharging in water tank 1.
Principle of work of the present utility model is such:
Start lifting cylinder 14, base 4 is risen to higher than water tank 1 edge 10cm-20cm; Be lifted into by loop wheel machine on the level table of base 4 by large size valve, the lower surface of large size valve and level table Altitude control are at 10cm-15cm; Starter motor 11, pressing plate 6 is moved near the direction of fixed head 3, when pressing plate 6 moves to the distance 4cm-6cm position of large size valve, by height and the horizontal cross position of loop wheel machine adjustment large size valve, continue through motor 11 pressing plate 6 and large size valve are close to, the import of large size valve and outlet are extruded laminating mutually with sealing gasket 1 and sealing gasket 2 22 respectively, screw mandrel 9 is locked; Again start lifting cylinder 14, make base 4 drop to bottom water tank 1; In water tank 1, fill water, large size valve is immersed in water completely; Start air lift pump 12, inflating pressure in large size valve; Observe tensimeter 17, stop air lift pump 12 when numerical value reaches 2Mpa-3Mpa, close variable valve 16; Observe the bubble situation in tensimeter 17 and water tank 1, the numerical value of tensimeter 17, in decline, illustrates that large size valve impermeability is poor, and can learn the leakage point of large size valve from bubble generation, the numerical value of tensimeter 17 remains unchanged, and illustrates that the impermeability of large size valve is better; Open the water of 1 li, freeing port 23 emptying water tank, drive lifting cylinder 14 lifting large size valve, and lift out by loop wheel machine, detect complete.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (7)
1. one kind for detecting the bubble-tight testing table of large size valve, comprise water tank (1), side plate (2), fixed head (3), there is the base (4) of level table, described side plate (2) is parallel to each other with fixed head (3) and on all vertical level table being connected in base (4), it is characterized in that, some guide pillars (5) parallel to each other are equipped with between described side plate (2) and fixed head (3), the upper cover of described guide pillar (5) has the pressing plate (6) that can slide along guide pillar (5), described pressing plate (6) has and leans and the compressive plane of shutoff import with the inlet end face of valve, described compressive plane is pasted with sealing gasket one (7), the side that the exit end face of described fixed head (3) and valve is just right is pasted with sealing gasket two (22), described pressing plate (6) has inlet channel (8), the venthole of described inlet channel (8) is connected with the import of valve, described venthole is positioned at the centre of sealing gasket one (7), the air admission hole of described inlet channel (8) is positioned at the back side or the end face of pressing plate (6), described side plate (2) has been threaded screw mandrel (9), described screw mandrel (9) is parallel with guide pillar (5), the front end of described screw mandrel (9) is connected by bearing with pressing plate (6), the end of described screw mandrel (9) is fixed with belt pulley one (10), described side plate (2) upper end is fixed with motor (11) and air lift pump (12), the output shaft of motor (11) is fixed with belt pulley two (13), belt pulley one (10) and belt pulley two (13) are by apron transmission, water tank (1) inner bottom part is provided with lifting cylinder (14), base (4) is fixed on the piston rod upper end of lifting cylinder (14), and under lifting cylinder (14) impetus, do elevating movement, air lift pump (12) is connected by draft tube (15) with the inlet channel (8) of pressing plate (6), draft tube (15) is provided with variable valve (16) from top to bottom successively, tensimeter (17), blowdown valve (18).
2. one according to claim 1 is for detecting the bubble-tight testing table of large size valve, it is characterized in that, described side plate (2) is also fixed with bearing (19), described bearing (19) is fixed with power supply box (20).
3. one according to claim 2 is for detecting the bubble-tight testing table of large size valve, it is characterized in that, described pressing plate (6) has guide pin bushing (21), guide pillar (5) is through guide pin bushing (21) and be slidably matched with guide pin bushing (21).
4. the one according to claim 1 or 2 or 3, for detecting the bubble-tight testing table of large size valve, is characterized in that, described water tank (1) side bottom is provided with freeing port (23).
5. one according to claim 4 is for detecting the bubble-tight testing table of large size valve, it is characterized in that, described sealing gasket one (7) is circular, and thickness is 1cm-2cm.
6. one according to claim 5 is for detecting the bubble-tight testing table of large size valve, it is characterized in that, described sealing gasket one (7) and sealing gasket two (22) is rubber or flexible plastic material is made.
7. one according to claim 6 is for detecting the bubble-tight testing table of large size valve, it is characterized in that, described water tank (1) is made for tempering transparent glass material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520219092.2U CN204556172U (en) | 2015-04-13 | 2015-04-13 | A kind of for detecting the bubble-tight testing table of large size valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520219092.2U CN204556172U (en) | 2015-04-13 | 2015-04-13 | A kind of for detecting the bubble-tight testing table of large size valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204556172U true CN204556172U (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520219092.2U Expired - Fee Related CN204556172U (en) | 2015-04-13 | 2015-04-13 | A kind of for detecting the bubble-tight testing table of large size valve |
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| CN (1) | CN204556172U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105372015A (en) * | 2015-12-16 | 2016-03-02 | 芜湖杰诺科技有限公司 | Ridge type valve airtight testing device |
| CN105784283A (en) * | 2016-04-28 | 2016-07-20 | 温州龙铸钢铁阀门有限公司 | Gate valve body water pressure testing method and gate valve body water pressure testing tool |
| CN106353048A (en) * | 2016-08-24 | 2017-01-25 | 昆山杰士德精密工业有限公司 | Air tightness test device for mobile phone |
| CN106768666A (en) * | 2016-12-14 | 2017-05-31 | 衡阳市力源动力制造有限公司 | A kind of pneumatic test set with carriage |
| CN108627331A (en) * | 2018-07-20 | 2018-10-09 | 山东珠琳智造股份有限公司 | A kind of portable detection equipment for pipe gas self-closing valve |
| CN111678661A (en) * | 2020-06-22 | 2020-09-18 | 周显双 | Equipment for detecting air tightness of large valve |
| CN116337353A (en) * | 2023-05-31 | 2023-06-27 | 江苏科源阀门制造有限公司 | Sealing detection device for stop valve |
| CN116818202A (en) * | 2023-08-31 | 2023-09-29 | 启东通润润滑液压设备有限公司 | Improved generation immersible pump airtight check out test set |
-
2015
- 2015-04-13 CN CN201520219092.2U patent/CN204556172U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105372015A (en) * | 2015-12-16 | 2016-03-02 | 芜湖杰诺科技有限公司 | Ridge type valve airtight testing device |
| CN105784283A (en) * | 2016-04-28 | 2016-07-20 | 温州龙铸钢铁阀门有限公司 | Gate valve body water pressure testing method and gate valve body water pressure testing tool |
| CN106353048A (en) * | 2016-08-24 | 2017-01-25 | 昆山杰士德精密工业有限公司 | Air tightness test device for mobile phone |
| CN106353048B (en) * | 2016-08-24 | 2019-11-19 | 江苏杰士德精密工业有限公司 | Mobile phone air tightness detection equipment |
| CN106768666A (en) * | 2016-12-14 | 2017-05-31 | 衡阳市力源动力制造有限公司 | A kind of pneumatic test set with carriage |
| CN108627331A (en) * | 2018-07-20 | 2018-10-09 | 山东珠琳智造股份有限公司 | A kind of portable detection equipment for pipe gas self-closing valve |
| CN111678661A (en) * | 2020-06-22 | 2020-09-18 | 周显双 | Equipment for detecting air tightness of large valve |
| CN116337353A (en) * | 2023-05-31 | 2023-06-27 | 江苏科源阀门制造有限公司 | Sealing detection device for stop valve |
| CN116337353B (en) * | 2023-05-31 | 2023-08-11 | 江苏科源阀门制造有限公司 | Sealing detection device for stop valve |
| CN116818202A (en) * | 2023-08-31 | 2023-09-29 | 启东通润润滑液压设备有限公司 | Improved generation immersible pump airtight check out test set |
| CN116818202B (en) * | 2023-08-31 | 2023-12-05 | 启东通润润滑液压设备有限公司 | Improved generation immersible pump airtight check out test set |
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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: 20150812 Termination date: 20160413 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |