CN203350124U - Rapid pressure testing device - Google Patents
Rapid pressure testing device Download PDFInfo
- Publication number
- CN203350124U CN203350124U CN 201320318164 CN201320318164U CN203350124U CN 203350124 U CN203350124 U CN 203350124U CN 201320318164 CN201320318164 CN 201320318164 CN 201320318164 U CN201320318164 U CN 201320318164U CN 203350124 U CN203350124 U CN 203350124U
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- pressure
- pressure testing
- tracheae
- sealed bladder
- interior
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a rapid pressure testing device, and aims to provide the rapid pressure testing device which can save time and labor and improve the working efficiency. The rapid pressure testing device comprises a pressure source, a pressure distributor, a plurality of expandable sealed bags and a plurality of pressure testing sealed bags, wherein a pressure control valve is arranged at an outlet of the pressure source; the pressure source is connected with the pressure distributor through the pressure control valve; a plurality of interfaces are formed in the pressure distributor; the pressure controller is connected with the expandable sealed bags and the pressure testing sealed bags through the interfaces respectively; pressure sensors are arranged inside the expandable sealed bags and the pressure testing sealed bags; electromagnetic valves are arranged on the interfaces: the pressure sensors are connected with the electromagnetic valves. The rapid pressure testing device has the advantages of time saving, labor saving, high working efficiency, wide application, convenience and rapidness in installation and detachment, good sealing performance, and no damage to the original structure of equipment when the rapid pressure testing device is used for testing the pressure of the equipment.
Description
Technical field
The utility model relates to a kind of pressure testing device, refers in particular to a kind of fast pressure testing device.
Background technology
While requiring the equipment such as pressure vessel at manufacturing standard, after having manufactured, need to make a strength test, the strength test mode that present stage adopts has the hydraulic testing or gas pressure test, with the intensity of inspection machine integral body, just can dispatch from the factory afterwards detection is qualified, comes into operation.And when adopting above-mentioned strength test mode, general traditional method is to take over and to use respectively bolt seal each with blind plate and gasket seal, this just needs certain manpower and materials, and after stand the test, remove again these blind plates, bolt, gasket seal will go out of use in addition, has greatly wasted the time, energy and financial resources.
Chinese patent Granted publication number: CN 201121706Y, September 24 2008 Granted publication day, a kind of gas bag type mechanical sealing device is disclosed, its technical scheme is, at the main shaft peripheral hardware, mechanically-sealing apparatus is arranged, described mechanically-sealing apparatus is mainly by can, pneumatophore and pad form, be provided with the air sac sealing cavity at described can along the axial direction of main shaft, one side of can is provided with the duct communicated with the air sac sealing cavity, install the pneumatophore matched with cavity in the air sac sealing cavity, the outer end of can is by pad and gland nut fixed air utricule, pneumatophore and main shaft be close contact under air pressure.The weak point of this utility model is, this mechanically-sealing apparatus need to be arranged on machine case by screw and pad, and such packoff will destroy original machine construction, and the installation and removal inconvenience, wastes time and energy.
The utility model content
The utility model is to need the corresponding screw of installation and removal and pad in order to overcome test unit in prior art, relatively wastes time and energy, and the deficiency that work efficiency is not high, provide a kind of time saving and energy saving and fast pressure testing device of increasing work efficiency.
To achieve these goals, the utility model is by the following technical solutions:
A kind of fast pressure testing device, comprise pressure source, pressure distributor, some Expansion sealing capsules and some pressure testing sealed bladders, described pressure source exit is provided with pressure control valve, described pressure source is by pressure control valve Bonding pressure divider, described pressure distributor is provided with some interfaces, described pressure controller is connected with the pressure testing sealed bladder with the Expansion sealing capsule respectively by interface, be equipped with pressure transducer in described Expansion sealing capsule and pressure testing sealed bladder, described interface is provided with solenoid valve, and described pressure transducer is connected with solenoid valve.
Only need Expansion sealing capsule and pressure testing sealed bladder to be placed in the test mouth of the equipment such as pressure vessel, to carry out seal operation to the test mouth of the equipment such as pressure vessel by the Expansion sealing capsule, whether the pressure testing that simultaneously guarantees certain hour comes the inspection machine test mouthful qualified; When the air intake opening to equipment such as pressure vessels carries out seal operation and detected, simultaneously to the device interiors such as pressure vessel are inflated, whole equipment is carried out to pressure testing by the pressure testing sealed bladder; When Expansion sealing capsule and pressure testing sealed bladder reach certain pressure, control solenoid valve by pressure transducer, prevent the excessive damage pressure testing device of pressure and checkout equipment, when pressure testing completes, only need to unload pressure source, open solenoid valve and just Expansion sealing capsule and pressure testing sealed bladder can be taken out from each test mouth, reached purpose time saving and energy saving and that increase work efficiency.
As preferably, described pressure testing sealed bladder comprises tracheae and air bag, described tracheae comprises interior tracheae and outer tracheae, described interior tracheae is placed in outer tracheae, described outer tracheae closed at both ends, described interior tracheae one end is interior air intake opening, the other end is interior gas outlet, described interior air intake opening is provided with interior operation valve, described outer tracheae is provided with the external admission mouth near an end of interior air intake opening, described external admission mouth is by the flexible pipe connecting interface, described air bag is arranged on the side of outer tracheae, the face that described outer tracheae contacts with air bag is provided with some through holes, described outer tracheae is communicated with air bag by through hole, carry out the pressure test of equipment test mouth by the air bag on outer tracheae, by interior tracheae, device interior is carried out to pressure test, can to equipment, be detected fast and effectively.
As preferably, described interior tracheae, outer tracheae and air bag are one, have improved the sealing property of pressure testing sealed bladder, have improved the accuracy that the equipment pressure testing detects simultaneously.
As preferably, described air bag is round table-like near an end of interior gas outlet, the round table-like part of air bag is tucked into to equipment test mouth inside, make air bag can not be forced out from the test mouth because of the increase of internal pressure when work, by fitting tightly on the test mouth, guarantee normally carrying out of test.
As preferably, the surface of described air bag is provided with ripple glaze, friction force between effective augmented airbag and equipment test mouth, if equipment test mouth inboard be provided with internal thread can be better an abutted equipment test mouthful inwall tightly, while preventing to the device interior pressure testing, because device interior air pressure increases air bag to extrapolation.
As preferably, described Expansion sealing capsule comprises sealed bladder head and sealed bladder main body, described sealed bladder head and sealed bladder main body are one, described sealed bladder head is round table-like, described sealed bladder main body one end connects the sealed bladder head, the described sealed bladder main body other end is provided with air admission hole, described air admission hole is by the flexible pipe connecting interface, the sealed bladder head is tucked into to equipment test mouth inside, make the Expansion sealing capsule can not be forced out from the test mouth because of the increase of internal pressure when work, by fitting tightly on the test mouth, guarantee normally carrying out of test.
As preferably, the surface of described Expansion sealing capsule is provided with ripple glaze, effectively increase the friction force between Expansion sealing capsule and equipment test mouth, if equipment test mouth inboard be provided with internal thread can be better an abutted equipment test mouthful inwall tightly, while preventing to the device interior pressure testing, because device interior air pressure increases the Expansion sealing capsule to extrapolation.
The beneficial effects of the utility model are: time saving and energy saving, and high efficiency, application is wide, and installation and removal are convenient and swift, and good seal performance is carried out pressure testing with this device to equipment and can not destroyed the original structure of equipment.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure: 1. pressure source, 2. pressure distributor, 3. Expansion sealing capsule, 4. pressure testing sealed bladder, 5. flexible pipe, 6. air bag, 7. outer tracheae, 8. interior tracheae, 9. external admission mouth, 10. interior air intake opening, 11. interior gas outlet, 12. sealed bladder main bodys, 13. sealed bladder heads, 14. pressure control valve, 15. interfaces, 16. solenoid valves, 17. interior operation valve, 18. through holes, 19. air admission holes.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
In embodiment as described in Figure 1, a kind of fast pressure testing device, comprise pressure source 1, pressure distributor 2, some Expansion sealing capsules 3 and some pressure testing sealed bladders 4, pressure source 1 exit is provided with pressure control valve 14, pressure source 1 is by pressure control valve 14 Bonding pressure dividers 2, pressure distributor 2 is provided with some interfaces 15, pressure controller is connected with pressure testing sealed bladder 4 with Expansion sealing capsule 3 respectively by interface 15, be equipped with pressure transducer in Expansion sealing capsule 3 and pressure testing sealed bladder 4, interface 15 is provided with solenoid valve 16, and pressure transducer is connected with solenoid valve 16.Wherein: pressure testing sealed bladder 4 comprises tracheae and air bag 6, tracheae comprises interior tracheae 8 and outer tracheae 7, interior tracheae 8, outer tracheae 7 and air bag 6 are one, interior tracheae 8 is placed in outer tracheae 7, outer tracheae 7 closed at both ends, interior tracheae 8 one ends are interior air intake opening 10, the other end is interior gas outlet 11, interior air intake opening 10 is provided with interior operation valve 17, outer tracheae 7 is provided with external admission mouth 9 near an end of interior air intake opening 10, external admission mouth 9 is by flexible pipe 5 connecting interfaces 15, air bag 6 is arranged on the side of outer tracheae 7, the face that outer tracheae 7 contacts with air bag 6 is provided with some through holes 18, outer tracheae 7 is communicated with air bag 6 by through hole 18, air bag 6 is round table-like near an end of interior gas outlet 11, the surface of air bag 6 is provided with ripple glaze.Expansion sealing capsule 3 comprises sealed bladder head 13 and sealed bladder main body 12, sealed bladder head 13 and sealed bladder main body 12 are one, sealed bladder head 13 is round table-like, sealed bladder main body 12 1 ends connect sealed bladder head 13, sealed bladder main body 12 other ends are provided with air admission hole 19, air admission hole 19 is by flexible pipe 5 connecting interfaces 15, and the surface of Expansion sealing capsule 3 is provided with ripple glaze.
Its principle of work is as follows: the Expansion sealing capsule 3 of this device and pressure testing sealed bladder 4 are filled in the test mouth of equipment, opening pressure control valve 14 makes the medium in pressure source 1 enter into pressure distributor 2, when by pressure transducer, pressure in Expansion sealing capsule 3 and pressure testing sealed bladder 4 being detected and not reaching requirement, solenoid valve 16 is in opening, by pressure distributor 2, increase pressure to Expansion sealing capsule 3 and pressure testing sealed bladder 4, when reaching the pressure requirement, turn-off solenoid valve 16 by pressure transducer, because the surface of Expansion sealing capsule 3 and pressure testing sealed bladder 4 is provided with ripple glaze, can effectively increase the friction force between equipment test mouth and Expansion sealing capsule 3 and pressure testing sealed bladder 4, be convenient to Expansion sealing capsule 3 and pressure testing sealed bladder 4 are fixed in the equipment test mouth, after solenoid valve 16 Close Alls on the total interface 15 that connects Expansion sealing capsule 3 and pressure testing sealed bladder 4, operation valve 17 in opening, pressure source 1 increases pressure by 8 pairs of device interiors of interior tracheae, when device interior reaches specified pressure, close interior operation valve 17, within a certain period of time equipment is carried out to the pressure testing experiment, because the front end of Expansion sealing capsule 3 and pressure testing sealed bladder 4 has round table-like setting, can make Expansion sealing capsule 3 and pressure testing sealed bladder 4 be fixed on the test mouth of equipment, can Expansion sealing capsule 3 and pressure testing sealed bladder 4 not extruded from the test mouth because of the increase of internal pressure.After pressure testing completes, only need to unload pressure source 1, at first open 17 pairs of device interiors of interior operation valve and carry out step-down, then open 16 pairs of Expansion sealing capsules 3 of pressure control valve 14 and solenoid valve and pressure testing sealed bladder 4 and carry out step-down, after taking out Expansion sealing capsule 3 and pressure testing sealed bladder 4, just can carry out work pressure test to next equipment.
Claims (7)
1. a fast pressure testing device, it is characterized in that, comprise pressure source (1), pressure distributor (2), some Expansion sealing capsules (3) and some pressure testing sealed bladders (4), described pressure source (1) exit is provided with pressure control valve (14), described pressure source (1) is by pressure control valve (14) Bonding pressure divider (2), described pressure distributor (2) is provided with some interfaces (15), described pressure distributor (2) is connected with pressure testing sealed bladder (4) with Expansion sealing capsule (3) respectively by interface (15), be equipped with pressure transducer in described Expansion sealing capsule (3) and pressure testing sealed bladder (4), described interface (15) is provided with solenoid valve (16), described pressure transducer is connected with solenoid valve (16).
2. a kind of fast pressure testing device according to claim 1, it is characterized in that, described pressure testing sealed bladder (4) comprises tracheae and air bag (6), described tracheae comprises interior tracheae (8) and outer tracheae (7), described interior tracheae (8) is placed in outer tracheae (7), described outer tracheae (7) closed at both ends, described interior tracheae (8) one ends are interior air intake opening (10), the other end is interior gas outlet (11), described interior air intake opening (10) is provided with interior operation valve (17), described outer tracheae (7) is provided with external admission mouth (9) near an end of interior air intake opening (10), described external admission mouth (9) is by flexible pipe (5) connecting interface (15), described air bag (6) is arranged on the side of outer tracheae (7), the face that described outer tracheae (7) contacts with air bag (6) is provided with some through holes (18), described outer tracheae (7) is communicated with air bag (6) by through hole (18).
3. a kind of fast pressure testing device according to claim 2, is characterized in that, described interior tracheae (8), outer tracheae (7) and air bag (6) are one.
4. according to the described a kind of fast pressure testing device of claim 2 or 3, it is characterized in that, described air bag (6) is round table-like near an end of interior gas outlet (11).
5. a kind of fast pressure testing device according to claim 4, is characterized in that, the surface of described air bag (6) is provided with ripple glaze.
6. a kind of fast pressure testing device according to claim 1, it is characterized in that, described Expansion sealing capsule (3) comprises sealed bladder head (13) and sealed bladder main body (12), described sealed bladder head (13) and sealed bladder main body (12) are one, described sealed bladder head (13) is round table-like, described sealed bladder main body (12) one ends connect sealed bladder head (13), described sealed bladder main body (12) other end is provided with air admission hole (19), and described air admission hole (19) is by flexible pipe (5) connecting interface (15).
7. according to the described a kind of fast pressure testing device of claim 1 or 6, it is characterized in that, the surface of described Expansion sealing capsule (3) is provided with ripple glaze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320318164 CN203350124U (en) | 2013-06-04 | 2013-06-04 | Rapid pressure testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320318164 CN203350124U (en) | 2013-06-04 | 2013-06-04 | Rapid pressure testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203350124U true CN203350124U (en) | 2013-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320318164 Expired - Fee Related CN203350124U (en) | 2013-06-04 | 2013-06-04 | Rapid pressure testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203350124U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328660A (en) * | 2017-07-04 | 2017-11-07 | 合肥庭鸾能源有限公司 | A kind of solar water heater water-storage device hydraulic pressure testing device |
-
2013
- 2013-06-04 CN CN 201320318164 patent/CN203350124U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107328660A (en) * | 2017-07-04 | 2017-11-07 | 合肥庭鸾能源有限公司 | A kind of solar water heater water-storage device hydraulic pressure testing device |
| CN107328660B (en) * | 2017-07-04 | 2019-06-14 | 合肥庭鸾能源有限公司 | A kind of solar water heater water-storage device hydraulic pressure testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131218 Termination date: 20140604 |