CN204694567U - A kind of structure for pressure test - Google Patents
A kind of structure for pressure test Download PDFInfo
- Publication number
- CN204694567U CN204694567U CN201520354172.9U CN201520354172U CN204694567U CN 204694567 U CN204694567 U CN 204694567U CN 201520354172 U CN201520354172 U CN 201520354172U CN 204694567 U CN204694567 U CN 204694567U
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- cylinder
- air
- pull rod
- gas
- active pull
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Abstract
A kind of structure for pressure test, perimeter is provided with air bag, and air bag is connected with cylinder, cylinder has the air intake opening, the gas port with airbags that are connected with pressure gas pipe network; Driving through switch module stretches in cylinder with the active pull rod upper end of opening/closing air intake opening, has air hole, sidewall has two or more vent port in the middle part of active pull rod; When air inlet open, each vent port is all placed in outside cylinder, and described air intake opening, gas port form the inflation closed access be used for airbag aeration; Have at least a vent port to be placed in cylinder when the inlet closes, and have at least a vent port to be placed in outside cylinder, described gas port, air hole, vent port form the exhaust channel for getting rid of gas in air bag; The active pull rod lower end be placed in outside cylinder connects the aerating device for inflating to workpiece to be detected.The utility model can carry out the pressure testing of bulk article, has advantage that is quick and easy, energy-conservation, good, the easy maintenance of dirigibility.
Description
Technical field
The utility model relates to a kind of structure for pressure test.
Background technology
Tradition pressure testing generally takes sealing gasket, O-ring seal to carry out stifled pressure to workpiece, and the process of stifled pressure often will relate to hold down gag, packoff, air inlet-outlet device etc., system complex and huge, poor stability, runs and inconvenient, inefficiency.Some a little Optimum Points as taked eccentric jam, cylinder-pressing etc., but also need several step just can complete whole pressure testing process, dirigibility is poor.These factors constrain efficiency and the economy of the pressure testing of product batch, make troubles to production.
Summary of the invention
A kind of structure for pressure test that the purpose of this utility model is above-mentioned deficiency for prior art and provides, convenient, efficiency is high, dirigibility good, easily safeguard.
The technical solution of the utility model is: the perimeter being loaded on workpiece port to be detected is provided with air bag, and air bag is connected with cylinder, cylinder has be connected with pressure gas pipe network air intake opening, with the gas port of airbags; Driving through switch module stretches in cylinder with the active pull rod upper end of opening/closing air intake opening, has air hole, sidewall has the vent port that two or more is connected with air hole in the middle part of active pull rod; When air inlet open, each vent port is all placed in outside cylinder, and described air intake opening, gas port form the inflation closed access be used for airbag aeration; Have at least a vent port to be placed in cylinder when the inlet closes, and have at least a vent port to be placed in outside cylinder, described gas port, air hole, vent port form the exhaust channel for getting rid of gas in air bag; The active pull rod lower end be placed in outside cylinder connects the aerating device for inflating to workpiece to be detected.
Described aerating device is the air valve be connected with pressure gas pipe network, and the switch shift lever of air valve is connected with active pull rod.
Described base has through hole, and air valve is loaded on through hole through gas-tpe fitting one.
Described switch module comprises the handle be loaded on base, handle movable upper end is hinged with monkey wrench, in the middle part of handle with driving lever in the middle part of hinged, driving lever one end is connected with active pull rod, driving lever other end top is connected with spanner through wire drawing, and driving lever other end bottom is connected with the spring be loaded on base.
Described air hole is one section of blind hole; Active pull rod sidepiece is connected with otic placode, and driving lever is connected with the otic placode on active pull rod.
Described cylinder has the mounting hole be oppositely arranged with air intake opening, active pull rod stretches in cylinder through mounting hole, and end, active pull rod upper end is provided with the rubber sphere for being sealed into gas port.
Described cylinder upper end open, opening part is sealedly connected with cylinder head, and air intake opening is opened in cylinder head.
Described cylinder is loaded on base through support bar.
The material of described air bag is rubber (also claiming rubber pneumatic bag), and rubber pneumatic bag is connected with gas port through tracheae, and gas port place is connected with gas-tpe fitting two.
Described perimeter is provided with the half slot for installing rubber pneumatic bag, base is also provided with the open slot for rubber pneumatic bag air intake opening of stepping down.
The utility model relates to for carrying out pressure testing to the workpiece with circular port, as cylindrical tube, and turnover tracheae etc.Particularly in the pressure testing of bulk article, there is quick and easy, energy-conservation advantage.When using the utility model, only need a step action just can complete compression, shutoff, the processes such as air inlet; And used time tracheae is not all in closed condition, can gas leak be prevented, save the energy well.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model.
Fig. 2 is the structural representation of base.
Fig. 3 is the structural representation of cylinder.
Fig. 4 is the structural representation of cylinder head.
Fig. 5 is the structural representation of rubber sphere.
Fig. 6 is the structural representation of pull bar.
Fig. 7 is the structural representation of handle.
Fig. 8 is the structural representation of spanner.
Fig. 9 is the structural representation of driving lever.
Embodiment
In Fig. 1, base 1 periphery inlays rubber pneumatic bag 2, rubber pneumatic bag 2 is connected with cylinder 6 by tracheae 4, cylinder 6 is connected with cylinder head 7, and be fixed on base 1 by support bar 15, rubber sphere 8 is connected with pull bar 10, pull bar 10 is interspersed in cylinder 6, air valve 23 is fixed on base 1 by gas-tpe fitting 1, and be flexibly connected with pull bar 10, pull bar 10 is flexibly connected with driving lever 16, driving lever 16 is flexibly connected with handle 11 by straight pin 2 19, handle 11 is fixed on base 1 by nut 20, handle 11 is flexibly connected with spanner 12 through straight pin 1, spanner 12 is flexibly connected with wire drawing 14, wire drawing 14 is flexibly connected with driving lever 16 by straight pin 3 21, spring 17 is fixed on base 1 by screw 18 and is connected with driving lever 16.Wherein, rubber pneumatic bag 2 is connected with tracheae 4 one end by gas-tpe fitting 33, and tracheae 4 other end is loaded on cylinder 6 by gas-tpe fitting 25.The gas-tpe fitting 49 for being connected with compressed air pipe network cylinder head 7 is equipped with.Driving lever 16 and straight pin 3 21 interference fit, driving lever 16 and straight pin 2 19 interference fit.Spanner 12 and straight pin 1 interference fit.Pull bar 10 and cylinder 6 clearance fit, with straight pin 3 21 clearance fit.
In Fig. 2, base 1 periphery is provided with half slot 1-1, for installing rubber pneumatic bag 2, be provided with open slot 1-2 for rubber pneumatic bag 2 air intake opening of stepping down, centre is provided with screw thread via hole 1-3, for installing gas-tpe fitting 1, being provided with tapped blind hole 1-4 for mounting knob 11, being provided with tapped blind hole 1-5 for mounting screw 18.
In Fig. 3, cylinder 6 oral area is provided with the screw thread 6-1 installing cylinder head 7, and side is provided with the gas port 6-2 installing gas-tpe fitting 25, and gas port is screw thread via hole, and bottom is provided with the mounting hole 6-3 for interspersed pull bar 10.
In Fig. 4, cylinder head 7 is provided with the screw thread 7-1 for assembling with cylinder 6, and centre is provided with the air intake opening 7-2 for installing gas-tpe fitting 49, and air intake opening is screw thread via hole.
In Fig. 5, rubber sphere 8 is provided with the tapped blind hole 8-1 be connected with pull bar 10.
In Fig. 6, pull bar 10 is provided with the screw thread 10-1 be connected with rubber sphere 8, the blind hole 10-2 for ventilating is provided with in the middle of pull bar 10, pull bar is respectively provided with vent port 10-3, a 10-4 through with ventilation blind hole up and down, be provided with the via hole 10-5 be connected with air valve 23 bottom pull bar 10, side is provided with the hole 10-6 that gallops along on horseback be connected with driving lever 16.
In Fig. 7, handle 11 is provided with the screw thread 11-1 for being connected with base 1, is provided with the via hole 11-2 be connected with driving lever 16, is provided with the via hole 11-3 be connected with spanner 12.
In Fig. 8, spanner 12 is provided with the via hole 12-1 be connected with handle 11, is provided with the via hole 12-2 be connected with wire drawing 14.
In Fig. 9, driving lever 16 is provided with the pin hole 16-1 be connected with pull bar 10, is provided with the pin hole 16-2 be connected with handle 11, is provided with the via hole 16-3 be connected with wire drawing 14, is provided with the via hole 16-4 be connected with spring 17.
During free state, driving lever 16 is under the pulling force of spring 17, and make rubber sphere 8 withstand screw thread via hole 7-2 in cylinder head 7, make gas cannot enter rubber pneumatic bag 2, now air valve 23 is in closed condition.
During use, frock is put into workpiece port to be detected, pull spanner 12, the rubber sphere 8 blocking the via hole 6-3 place on cylinder 6 is left behind, and gas enters rubber pneumatic bag 2 from cylinder 6, and rubber pneumatic bag 2 starts to expand, and blocks workpiece port.Meanwhile, when rubber sphere 8 withstands via hole 6-3, air valve 23 switch shift lever is left behind, and is in open mode, and pull bar about 10 vent port 10-3,10-4 are in outside cylinder 6, and gas enters in workpiece.Start to detect impermeability Deng after workpiece formation seal.
After having detected, unclamp spanner 12, under the effect of spring 17, rubber sphere 8 withstands the screw thread via hole 7-2 in cylinder head 7 again, when rubber sphere 8 withstands screw thread via hole 7-2, cylinder pulls air valve 23 to make it be in closed condition, and pull bar 10 upper air-vent 10-3 is in cylinder 6, lower vent port 10-4 is in outside cylinder 6, gas in rubber pneumatic bag 2 enters upper air-vent 10-3 and enters blind hole 10-2, gets rid of from lower vent port 10-4, after rubber pneumatic bag 2 loses heart, take out frock, whole process completes.
Claims (10)
1. a structure for pressure test, it is characterized in that: base (1) periphery being loaded on workpiece port to be detected is provided with air bag (2), air bag (2) is connected with cylinder (6), cylinder (6) has the air intake opening (7-2) be connected with pressure gas pipe network, the gas port (6-2) be connected with air bag (2); Driving through switch module stretches in cylinder (6) with the active pull rod of opening/closing air intake opening (7-2) (10) upper end, active pull rod (10) middle part has air hole (10-2), sidewall has the vent port that two or more is connected with air hole (10-2); When air intake opening (7-2) is opened, each vent port is all placed in cylinder (6) outward, and described air intake opening (7-2), gas port (6-2) form the inflation closed access being used for inflating to air bag (2); Have at least a vent port to be placed in cylinder (6) when air intake opening (7-2) is closed, and having at least a vent port to be placed in cylinder (6) outward, described gas port (6-2), air hole (10-2), vent port form the exhaust channel for getting rid of gas in air bag (2);
Be placed in cylinder (6) active pull rod outward (10) lower end and connect the aerating device being used for inflating to workpiece to be detected.
2. structure for pressure test according to claim 1, is characterized in that: described aerating device is the air valve (23) be connected with pressure gas pipe network, and the switch shift lever of air valve (23) is connected with active pull rod (10).
3. structure for pressure test according to claim 2, is characterized in that: (1) has through hole to described base, and air valve (23) is loaded on through hole through gas-tpe fitting one (22).
4. structure for pressure test according to claim 1, it is characterized in that: described switch module comprises the handle (11) be loaded on base (11), handle (11) movable upper end is hinged with monkey wrench (12), handle (11) middle part is hinged with driving lever (16) middle part, driving lever (16) one end is connected with active pull rod (10), driving lever (16) other end top is connected with spanner (12) through wire drawing (14), and driving lever (16) other end bottom is connected with the spring (17) be loaded on base (11).
5. structure for pressure test according to claim 4, is characterized in that: described air hole (10-2) is one section of blind hole; Active pull rod (10) sidepiece is connected with otic placode, and driving lever (16) is connected with the otic placode on active pull rod (10).
6. structure for pressure test according to claim 1, it is characterized in that: described cylinder (6) has the mounting hole (6-3) be oppositely arranged with air intake opening (7-2), active pull rod (10) stretches in cylinder (6) through mounting hole (6-3), and active pull rod (10) end, upper end is provided with the rubber sphere (8) for being sealed into gas port (7-2).
7. structure for pressure test according to claim 1, is characterized in that: described cylinder (6) upper end open, and opening part is sealedly connected with cylinder head (7), and air intake opening (7-2) is opened in cylinder head (7).
8. structure for pressure test according to claim 1, is characterized in that: described cylinder (6) is loaded on base (1) through support bar (15).
9. structure for pressure test according to claim 1, is characterized in that: described air bag (2) is connected with gas port (6-2) through tracheae (4), and gas port (6-2) place is connected with gas-tpe fitting two (5).
10. structure for pressure test according to claim 1, is characterized in that: described base (1) periphery is provided with the half slot (1-1) for installing air bag (2), base (1) is also provided with the open slot (1-2) for air bag of stepping down (2) air intake opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520354172.9U CN204694567U (en) | 2015-05-28 | 2015-05-28 | A kind of structure for pressure test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520354172.9U CN204694567U (en) | 2015-05-28 | 2015-05-28 | A kind of structure for pressure test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204694567U true CN204694567U (en) | 2015-10-07 |
Family
ID=54234844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520354172.9U Withdrawn - After Issue CN204694567U (en) | 2015-05-28 | 2015-05-28 | A kind of structure for pressure test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204694567U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445107A (en) * | 2015-05-28 | 2016-03-30 | 新兴重工湖北三六一一机械有限公司 | Pressure test tool |
| CN108562401A (en) * | 2018-02-28 | 2018-09-21 | 重庆广福科技有限公司 | Detect the ventable self-seal device of automobile pipeline air-tightness |
| CN111306451A (en) * | 2020-03-17 | 2020-06-19 | 安庆供水集团公司 | Tap water pipeline leakage detection device and detection method |
-
2015
- 2015-05-28 CN CN201520354172.9U patent/CN204694567U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445107A (en) * | 2015-05-28 | 2016-03-30 | 新兴重工湖北三六一一机械有限公司 | Pressure test tool |
| CN105445107B (en) * | 2015-05-28 | 2017-12-12 | 新兴重工湖北三六一一机械有限公司 | A kind of structure for pressure test |
| CN108562401A (en) * | 2018-02-28 | 2018-09-21 | 重庆广福科技有限公司 | Detect the ventable self-seal device of automobile pipeline air-tightness |
| CN111306451A (en) * | 2020-03-17 | 2020-06-19 | 安庆供水集团公司 | Tap water pipeline leakage detection device and detection method |
| CN111306451B (en) * | 2020-03-17 | 2020-10-30 | 安庆供水集团公司 | Tap water pipeline leakage detection device and detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151007 Effective date of abandoning: 20171212 |