CN203069338U - Special pressure test apparatus for low pressure valve - Google Patents
Special pressure test apparatus for low pressure valve Download PDFInfo
- Publication number
- CN203069338U CN203069338U CN 201320047694 CN201320047694U CN203069338U CN 203069338 U CN203069338 U CN 203069338U CN 201320047694 CN201320047694 CN 201320047694 CN 201320047694 U CN201320047694 U CN 201320047694U CN 203069338 U CN203069338 U CN 203069338U
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- plate
- valve
- low pressure
- pressure testing
- lower seal
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Abstract
The utility model provides a special pressure test apparatus for a low pressure valve, belonging to detection apparatuses. The special pressure test apparatus is characterized by mainly comprising a frame, an upper baffle, an upper sealing plate, a lower baffle, a lower sealing plate, a jack and a hand-operated test pump, wherein the frame is mainly composed of a left side plate, a right side plate, upper beams and lower beams through installation and welding, the lower baffle is fixedly mounted on the upper surfaces of the middle parts of the front and rear lower beams, a central screw hole is arranged in the lower baffle, a pipe joint is correspondingly screwed in the central screw hole, a high-pressure rubber hose is installed on the pipe joint and correspondingly connected with the hand-operated test pump, the lower sealing plate with a water inlet is disposed on the lower baffle, the upper sealing plate is disposed on the lower sealing plate, the upper baffle is disposed on the upper sealing plate, the screw jack is disposed on the upper baffle, and during pressure test, the valve is correspondingly disposed between the upper sealing plate and the lower sealing plate, and the hand-operated test pump is operated to realize pressure test. The special pressure test apparatus is convenient and reliable to use, can rapidly and safely carry out pressure test of the valve and improves installation quality of the valve.
Description
Technical field
The utility model belongs to pick-up unit, especially relates to a kind of pressure testing device of low pressure valve.
Background technology
Along with the development of China's valve industry, the kind of valve constantly increases, and the application of valve is also more and more wider, has widely as industries such as petrochemical industry, oil refining, nuclear power, thermoelectricitys and uses; In addition, the fast development of building trade also increases the use amount of valve greatly, and the valve industry wants seeking development, quality that will its product of strict guarantee, particularly the tightness of valve and intensity will conform to quality requirements, and especially valve all needs to test when installing, has only installation through the valve of stand the test, could really meet customer need, but the valves test amount is big, time-consuming again.
Summary of the invention
The purpose of this utility model is the pressure testing isolated plant that proposes a kind of low pressure valve, and is not only simple in structure, easy to use and reliable, and easy to carry, can carry out the valve pressure testing quickly and safely, shorten the operation duration, reduce labor intensity, improve the installation quality of valve.
The purpose of this utility model is achieved in that a kind of pressure testing isolated plant (being called for short the pressure testing isolated plant) of low pressure valve, it is characterized in that: the pressure testing isolated plant of this low pressure valve is mainly by frame, upper plugging plate, upper sealing panel, lower plugging plate, the lower seal plate, lifting jack and manual pressure test pump are formed, this frame is again mainly by left plate, right plate, entablature and sill are formed, this left plate, right plate is between left and right every being symmetrical arranged and being sagittal facade rectangular slab, two sills before and after level is welded respectively symmetrically between the bottom of left plate and right plate, horizontal welding is loaded onto crossbeam and is made the corresponding position, middle part between the sill of front and back of this entablature between the top of left plate and right plate, and assembly welding becomes frame; Upper surface in sill stage casing, front and back fixedly mounts lower plugging plate, this lower plugging plate can be rectangle or circular steel plate, offer center screw at this lower plugging plate, the pipe adapter of corresponding spinning underlying in the heart screw is installed high-pressure rubber pipe and corresponding connection with manual pressure test pump at this pipe adapter hereinto; At the middle part of this lower plugging plate upper surface horizontal positioned lower seal plate, this lower seal plate can be circular slab, this lower seal plate should be greater than the water inlet side of valve, the inlet opening is offered at middle part at this lower seal plate, and the diameter that makes this inlet opening and center screw all is slightly less than the diameter of the inlet opening of valve, the onesize upper sealing panel of horizontal positioned on the lower seal plate, horizontal positioned upper plugging plate on upper sealing panel, this upper plugging plate can be rectangle or circular steel plate, places lifting jack at this upper plugging plate; This left plate, right plate, upper plugging plate, the lower plugging plate all steel plate of available thick 8-12 ㎜ are made, this upper sealing panel, lower seal the plate all rubber slab of available thick 5-8 ㎜ are made, and this entablature and sill all available rail are made and add weldering symmetrically respectively in the lateral groove of each rail and strengthen gusset.
During use, elder generation is placed on the lower seal plate on the lower plugging plate and the inlet opening of lower seal plate and the center screw on the lower plugging plate is aligned, the water inlet end face that to treat the pressure testing valve then is placed on the lower seal plate, the inlet opening of valve is communicated with lower seal plate inlet opening, place upper sealing panel at the water outlet end face of valve again, place upper plugging plate at upper sealing panel, then (50t) spiral lifting jack is positioned over the centre of upper plugging plate, the rotation lifting jack, the head of jack piston rod is conflicted with the entablature of frame earlier, then, make the water inlet end face of valve, the water outlet end face respectively with lower seal plate and lower plugging plate, upper sealing panel is corresponding with upper plugging plate to be compressed, confirm that valve seal is tight, the operation manual pressure test pump, in valve, annotate water with pressure, pressure rises to test pressure gradually, in official hour, pressure remains unchanged, the no abnormal phenomenon of valve, and it is qualified to be, after stopping the manual pressure test pump water filling, lifting jack is unclamped in voltage stabilizing 5 minutes, takes off valve and miscellaneous equipment, finish test this time, carry out the pressure testing of next valve again.
The pressure testing isolated plant of the low pressure valve that the utility model proposes, not only simple in structure, easy to use and reliable, and also easy to carry, can carry out the valve pressure testing quickly and safely, shortened the operation duration, alleviated labour intensity, improved the installation quality of valve.
Now the pressure testing isolated plant of the low pressure valve that the utility model is proposed with example by reference to the accompanying drawings is described further.
Description of drawings
Front view when the pressure testing isolated plant of the low pressure valve that Fig. 1 proposes for the utility model uses.
Fig. 2 is A-A cross-sectional schematic among Fig. 1.
Among Fig. 1, Fig. 2: 1, upper plugging plate 2, upper sealing panel 3, valve 4, lower seal plate 5, lower plugging plate 6, lifting jack 7, entablature 8, sill 9, left plate 10, right plate 11, high-pressure rubber pipe 12, manual pressure test pump.
Embodiment
From Fig. 1, among Fig. 2 as can be seen: a kind of pressure testing isolated plant of low pressure valve (be called for short pressure testing isolated plant), it is characterized in that: the pressure testing isolated plant of this low pressure valve is mainly by frame, upper plugging plate 1, upper sealing panel 2, lower plugging plate 5, lower seal plate 4, lifting jack 6 and manual pressure test pump 12 are formed, this frame is again mainly by left plate 9, right plate 10, entablature 7 and sill 8 are formed, this left plate 9, right plate 10 is between left and right every being symmetrical arranged and being sagittal facade rectangular slab, two sills 8 before and after level is welded respectively symmetrically between the bottom of left plate 9 and right plate 10, horizontal welding is loaded onto crossbeam 7 and is made this entablature 7 corresponding positions, middle part between the sill of front and back between the top of left plate 9 and right plate 10, assembly welding becomes frame, upper surface fixed installation lower plugging plate 5 in sill stage casing, front and back, this lower plugging plate 5 can be rectangle or circular steel plate, offer center screw at this lower plugging plate 5, the pipe adapter of corresponding spinning underlying in the heart screw hereinto, this pipe adapter install high-pressure rubber pipe 11 and with manual pressure test pump 12 corresponding connections, at the middle part of these lower plugging plate 5 upper surfaces horizontal positioned lower seal plate 4, this lower seal plate 4 can be circular slab, this lower seal plate 4 should be greater than the water inlet side of (treating pressure testing) valve 3, the inlet opening is offered at middle part at this lower seal plate 4, and the diameter that makes this inlet opening and center screw all is slightly less than the diameter of the inlet opening of (treating pressure testing) valve 3, the onesize upper sealing panel 2 of horizontal positioned on lower seal plate 4, horizontal positioned upper plugging plate 1 on upper sealing panel 2, this upper plugging plate 1 can be rectangle or circular steel plate, places lifting jack 6 at this upper plugging plate 1; This left plate 9, right plate 10, upper plugging plate 1, the lower plugging plate 5 all steel plate of available thick 8-12 ㎜ are made, this upper sealing panel 2, lower seal the plate 4 all rubber slab of available thick 5-8 ㎜ are made, and this entablature 7 and sill 8 all available rail are made and add weldering symmetrically respectively in the lateral groove of each rail and strengthen gusset.
During use, elder generation is placed on lower seal plate 4 on the lower plugging plate 5 and the inlet opening of lower seal plate 4 and the center screw on the lower plugging plate 5 is aligned, the water inlet end face that to treat the valve 3 of pressure testing then is placed on the lower seal plate 4, the inlet opening of this valve 3 is communicated with inlet opening on the lower seal plate 4, place upper sealing panel 2 at the water outlet end face of valve 3 again, place upper plugging plate 1 at upper sealing panel 2, then one (50t) spiral lifting jack 6 is positioned over the centre of upper plugging plate 1, rotation lifting jack 6, make the head of piston rod of lifting jack 6 earlier inconsistent with the entablature 7 of frame, then, make the water inlet end face of valve 3, the water outlet end face respectively with lower seal plate 4 and lower plugging plate 5, upper sealing panel 2 and upper plugging plate 1 corresponding compressing, confirm that valve 3 sealings are tight, operation manual pressure test pump 12, annotate water with pressure for 3 li to valve, pressure rises to test pressure gradually, in official hour, pressure remains unchanged, valve 3 no abnormal phenomenons, and it is qualified to be, after stopping manual pressure test pump 12 water fillings, lifting jack 6 is unclamped in voltage stabilizing 5 minutes, takes off valve 3 and miscellaneous equipment, finish test this time, carry out the pressure testing of next valve 3 again.
Claims (7)
1. the pressure testing isolated plant of a low pressure valve, it is characterized in that: the pressure testing isolated plant of this low pressure valve is mainly by frame, upper plugging plate (1), upper sealing panel (2), lower plugging plate (5), lower seal plate (4), lifting jack (6) and manual pressure test pump (12) are formed, this frame is again mainly by left plate (9), right plate (10), entablature (7) and sill (8) are formed, this left plate (9), right plate (10) is between left and right every being symmetrical arranged and being sagittal facade rectangular slab, two sills (8) before and after level is welded respectively symmetrically between the bottom of left plate (9) and right plate (10), horizontal welding is loaded onto crossbeam (7) and is made the corresponding position, middle part between the sill of front and back of this entablature (7) between the top of left plate (9) and right plate (10), assembly welding becomes frame, upper surface in sill stage casing, front and back fixedly mounts lower plugging plate (5), offer center screw at this lower plugging plate (5), the pipe adapter of corresponding spinning underlying in the heart screw hereinto, this pipe adapter install high-pressure rubber pipe (11) and with the corresponding connection of manual pressure test pump (12), middle part horizontal positioned lower seal plate (4) at this lower plugging plate (5) upper surface, this lower seal plate (4) should be greater than the water inlet side of the valve for the treatment of pressure testing (3), the inlet opening is offered at middle part at this lower seal plate (4), and the diameter that makes this inlet opening and center screw all is slightly less than the diameter of the inlet opening of the valve (3) for the treatment of pressure testing, go up the onesize upper sealing panel (2) of horizontal positioned at lower seal plate (4), go up horizontal positioned upper plugging plate (1) at upper sealing panel (2), place lifting jack (6) at this upper plugging plate (1).
2. the pressure testing isolated plant of low pressure valve according to claim 1 is characterized in that this lower plugging plate (5) is rectangle or circular steel plate.
3. the pressure testing isolated plant of low pressure valve according to claim 1 is characterized in that this lower seal plate (4) is circular slab.
4. the pressure testing isolated plant of low pressure valve according to claim 1 is characterized in that this upper plugging plate (1) is rectangle or circular steel plate.
5. the pressure testing isolated plant of low pressure valve according to claim 1 is characterized in that this left plate (9), right plate (10), upper plugging plate (1), lower plugging plate (5) all make with the steel plate of thick 8-12 ㎜.
6. the pressure testing isolated plant of low pressure valve according to claim 1 is characterized in that this upper sealing panel (2), lower seal plate (4) all make with the rubber slab of thick 5-8 ㎜.
7. the pressure testing isolated plant of low pressure valve according to claim 1, it is characterized in that this entablature (7) and sill (8) all available rail make and in the lateral groove of each rail, add weldering symmetrically respectively and strengthen gusset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047694 CN203069338U (en) | 2013-01-29 | 2013-01-29 | Special pressure test apparatus for low pressure valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047694 CN203069338U (en) | 2013-01-29 | 2013-01-29 | Special pressure test apparatus for low pressure valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203069338U true CN203069338U (en) | 2013-07-17 |
Family
ID=48768112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320047694 Expired - Lifetime CN203069338U (en) | 2013-01-29 | 2013-01-29 | Special pressure test apparatus for low pressure valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203069338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499423A (en) * | 2013-09-02 | 2014-01-08 | 天津二十冶建设有限公司 | Device for rapidly pressing coke oven valve and plug cock |
-
2013
- 2013-01-29 CN CN 201320047694 patent/CN203069338U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499423A (en) * | 2013-09-02 | 2014-01-08 | 天津二十冶建设有限公司 | Device for rapidly pressing coke oven valve and plug cock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |