CN212228378U - Fixing device for pressure relief valve for detection - Google Patents
Fixing device for pressure relief valve for detection Download PDFInfo
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- CN212228378U CN212228378U CN202021406193.8U CN202021406193U CN212228378U CN 212228378 U CN212228378 U CN 212228378U CN 202021406193 U CN202021406193 U CN 202021406193U CN 212228378 U CN212228378 U CN 212228378U
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Abstract
The utility model discloses a detect and use pressure release valve fixing device, include: the device comprises a mounting plate, a pressure relay pressing plate, a plurality of pressing blocks, a sliding rod, a plurality of front pressing plates and a plurality of push plates; the mounting panel is circular, the center of mounting panel is provided with first through-hole, the pressure relay clamp plate sets up on the upper surface of mounting panel, and be located first through-hole, a plurality of briquettings center on the center evenly distributed of mounting panel, the briquetting can be installed on the upper surface of mounting panel with reciprocating, the briquetting has the spout that runs through two relative surfaces of briquetting, the spout extends along the diametric (al) of mounting panel, wear to establish in the spout slidable, and the one end of the center towards the mounting panel of slide bar connects a surface of preceding clamp plate, a surface of push pedal is connected to the one end at the center of the mounting panel dorsad of slide bar. The fixing device can be used for installing and fixing different types of pressure release valves and is suitable for detection of the different types of pressure release valves.
Description
Technical Field
The utility model relates to a pressure relief valve technical field especially relates to a detect and use pressure relief valve fixing device.
Background
At present, when a transformer pressure protection device is detected, a specific connecting and fixing structure is adopted to be connected with different pressure release valves. This fixing method has certain limitations: firstly, the connecting pipes of the pressure release valves of different transformers are different in structure and caliber, the pressure release valves with different structures and calibers are required to be fixed on test tanks with different fixing modes for detection, and once the calibers of the fixed structures have errors or are different in structure, the pressure release valves cannot be fixedly connected, so that the detection work is difficult to carry out; secondly, the fixing modes of the pressure release valves of different types are inconsistent, so that a tester needs to look up equipment information or contact manufacturers to determine the fixing method, needs to frequently replace a detection connecting part, and has long detection time.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a detect and use pressure release valve fixing device to solve prior art's pressure release valve detection device can not install the problem of the pressure release valve of different specifications.
The embodiment of the utility model provides a following technical scheme:
a test pressure relief valve fixture comprising: the device comprises a mounting plate, a pressure relay pressing plate, a plurality of pressing blocks, a sliding rod, a plurality of front pressing plates and a plurality of push plates; the mounting panel is circular, the center of mounting panel is provided with first through-hole, the pressure relay clamp plate sets up on the upper surface of mounting panel, and is located on the first through-hole, it is a plurality of the briquetting centers on the center evenly distributed of mounting panel, the briquetting can be installed with reciprocating on the upper surface of mounting panel, the briquetting has and runs through the spout on two relative surfaces of briquetting, the spout is followed the diameter direction of mounting panel extends, wear to establish slide bar slidable in the spout, just the orientation of slide bar the one end at the center of mounting panel is connected a surface of preceding clamp plate, the dorsad of slide bar the one end at the center of mounting panel is connected a surface of push pedal.
Further: the pressing block is provided with second through holes penetrating through the upper surface and the lower surface of the pressing block, the mounting plate is provided with a plurality of third through holes penetrating through the upper surface and the lower surface of the mounting plate, each third through hole is opposite to the second through hole of each pressing block in position, one end of each screw rod penetrates through each second through hole and each third through hole, a butterfly nut is sleeved at the other end of each screw rod, and threads on the surface of each screw rod are meshed with threads on the inner surface of each third through hole and internal threads of each butterfly nut.
Further, the pressure relief valve fixing device for detection further includes: the sealing ring is located on the upper surface of the mounting plate, and the center of the sealing ring coincides with the center of the mounting plate.
Further, the pressure relief valve fixing device for detection further includes: the guide pipe is located under the lower surface of the mounting plate, and one end of the guide pipe is communicated with the first through hole.
Further: the number of the sliding grooves of each pressing block is two, and the sliding rod penetrates through each sliding groove of each pressing block.
Further: the front pressing plate is in a convex shape, the bottom surface of the convex shape of the front pressing plate is connected with the sliding rod, and the convex surface of the convex shape of the front pressing plate is used for being abutted to the outer side wall of the pressure release valve.
Further: the pressing blocks, the front pressing plate and the push plates are all three in number.
The utility model discloses detect and use pressure release valve fixing device, the position of clamp plate before the adjustment is removed to the accessible slide bar, but the not unidimensional sealing washer of optional and the pressure relay clamp plate of different ranges for the pressure release valve of the fixed different grade type of this fixing device mountable is suitable for the detection of the pressure release valve of different grade type, and the simple operation conveniently detects anytime and anywhere, saves check-out time, need not to adopt specific fixed knot to construct, reduces measurement personnel work load.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a side view of a pressure relief valve fixture for testing in accordance with an embodiment of the present invention;
fig. 2 is a plan view of a pressure relief valve fixing device for testing according to an embodiment of the present invention;
fig. 3 is a perspective view of a fixing device of a pressure relief valve for testing according to an embodiment of the present invention;
fig. 4 is a schematic view of an installation structure of the pressure relief valve and the pressure relief valve fixing device for detection according to the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses detect and use pressure release valve fixing device. As shown in fig. 1 to 4, the fixing device of the pressure relief valve for testing includes: the device comprises a mounting plate 9, a pressure relay pressing plate 8, a plurality of pressing blocks 2, a sliding rod 3, a plurality of front pressing plates 5 and a plurality of push plates 4.
Wherein the mounting plate 9 is circular. The mounting plate 9 is provided with a first through hole in the center. The pressure relay pressure plate 8 is provided on the upper surface of the mounting plate 9 and is located on the first through hole.
A plurality of compacts 2 are evenly distributed around the centre of the mounting plate 9. In a preferred embodiment of the present invention, the number of the pressing blocks 2 is three, and thus, each pressing block 2 is spaced by 120 °. The press block 2 is mounted on the upper surface of the mounting plate 9 to be movable up and down. Different shapes of the pressure pieces 2 can be selected according to different configurations of the flange 111 of the pressure relief valve 11.
In a preferred embodiment of the present invention, the vertical movement of the pressing block 2 is realized by the following structural design. Specifically, the compact 2 has a second through hole penetrating the upper and lower surfaces of the compact 2. The mounting plate 9 has a plurality of third through holes penetrating the upper and lower surfaces of the mounting plate 9. Each third through hole is opposite to the second through hole of each pressing block 2. One end of each screw rod 10 passes through each second through hole and each third through hole. The other end of the screw 10 is sleeved with a butterfly nut 6. The threads of the surface of the screw 10 engage with the threads of the inner surface of the third through hole, thereby fixedly mounting the screw 10 on the mounting plate 9. The screw thread of the surface of the screw rod 10 is engaged with the internal thread of the wing nut 6, so that the height of the wing nut 6 can be adjusted by rotating the wing nut 6, thereby limiting the pressing block 2.
The pressing block 2 has sliding grooves penetrating through opposite surfaces of the pressing block 2. The runner extends in the diameter direction of the mounting plate 9. The sliding rod 3 is slidably arranged in the sliding groove in a penetrating way. Preferably, the number of the sliding grooves of each pressing block 2 is two, the two sliding grooves are arranged in parallel, and a sliding rod 3 penetrates through each sliding groove of each pressing block 2.
One end of the sliding rod 3 facing the center of the mounting plate 9 is connected to one surface of the front pressing plate 5, and specifically, the sliding rod 3 and the front pressing plate 5 can be fixed together by screws. The front pressure plate 5 is used for pressing against the outer side wall of the pressure relief valve 11, so that the pressure relief valve 11 is installed in a limited manner. Preferably, the front platen 5 is in the shape of a letter. The convex bottom surface of the front pressure plate 5 is connected with the slide rod 3, and the convex surface of the front pressure plate 5 is used for abutting against the outer side wall of the pressure relief valve 11. One end of the slide rod 3, which is back to the center of the mounting plate 9, is connected with one surface of the push plate 4, and specifically, the slide rod 3 and the push plate 4 can be fixed together in a welding manner. The operator can push the push plate 4 to move the slide bar 3. In a specific embodiment, when the number of the pressing blocks 2 is three, the number of the front pressing plates 5 and the pushing plates 4 is also three.
Specifically, this pressure relief valve fixing device for detection still includes: and a seal ring 7. The sealing ring 7 is located on the upper surface of the mounting plate 9. The centre of the sealing ring 7 coincides with the centre of the mounting plate 9. The sealing rings 7 may be sealing rings of different diameters so that a correspondingly sized sealing ring 7 may be selected depending on the size of the flange 111 of the pressure relief valve 11. In use, the flange 111 of the pressure relief valve 11 is crimped onto the gasket 7.
Specifically, this pressure relief valve fixing device for detection still includes: a catheter 1. The conduit 1 is located below the lower surface of the mounting plate 9. One end of the conduit 1 is communicated with the first through hole. The other end of the conduit 1 is used for communicating with an air passage of the detection device.
The use process of the fixing device of the pressure relief valve for detection is as follows: according to the specification of the pressure relief valve 11 to be detected, a pressure relay pressure plate 8 meeting the range requirement and a sealing ring 7 meeting the size requirement are selected. The pressure relay pressing plate 8 is arranged on the mounting plate 9 and positioned on the first through hole, the sealing ring 7 is arranged on the mounting plate 9, and then the pressure relief valve 11 is placed on the sealing ring 7. The wing nut 6 is rotated to move the wing nut 6 upward so as to adjust the height of the press block 2. The push plate 4 is pushed to move the slide rod 3 towards the pressure relief valve 11 until the front press plate 5 abuts against the outer side wall of the pressure relief valve 11, and then the press block 2 is moved downwards until the lower surface of the front press plate 5 is pressed on the flange 111 of the pressure relief valve 11. And then the butterfly nut 6 is rotated, so that the butterfly nut 6 compresses the pressing block 2, and the fixation of the pressure relief valve 11 is completed.
To sum up, the utility model discloses detect and use pressure release valve fixing device, the position of clamp plate before the adjustment is removed to the accessible slide bar, but the not unidimensional sealing washer of optional and the pressure relay clamp plate of different ranges for the pressure release valve of the fixed different grade type of this fixing device mountable is suitable for the detection of the pressure release valve of different grade type, and the simple operation conveniently detects anytime and anywhere, saves check-out time, need not to adopt specific fixed knot to construct, reduces measurement personnel work load.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A pressure relief valve fixture for testing, comprising: the device comprises a mounting plate, a pressure relay pressing plate, a plurality of pressing blocks, a sliding rod, a plurality of front pressing plates and a plurality of push plates;
the mounting panel is circular, the center of mounting panel is provided with first through-hole, the pressure relay clamp plate sets up on the upper surface of mounting panel, and is located on the first through-hole, it is a plurality of the briquetting centers on the center evenly distributed of mounting panel, the briquetting can be installed with reciprocating on the upper surface of mounting panel, the briquetting has and runs through the spout on two relative surfaces of briquetting, the spout is followed the diameter direction of mounting panel extends, wear to establish slide bar slidable in the spout, just the orientation of slide bar the one end at the center of mounting panel is connected a surface of preceding clamp plate, the dorsad of slide bar the one end at the center of mounting panel is connected a surface of push pedal.
2. The fixture of claim 1, wherein: the pressing block is provided with second through holes penetrating through the upper surface and the lower surface of the pressing block, the mounting plate is provided with a plurality of third through holes penetrating through the upper surface and the lower surface of the mounting plate, each third through hole is opposite to the second through hole of each pressing block in position, one end of each screw rod penetrates through each second through hole and each third through hole, a butterfly nut is sleeved at the other end of each screw rod, and threads on the surface of each screw rod are meshed with threads on the inner surface of each third through hole and internal threads of each butterfly nut.
3. The fixture of claim 1, further comprising: the sealing ring is located on the upper surface of the mounting plate, and the center of the sealing ring coincides with the center of the mounting plate.
4. The fixture of claim 1, further comprising: the guide pipe is located under the lower surface of the mounting plate, and one end of the guide pipe is communicated with the first through hole.
5. The fixture of claim 1, wherein: the number of the sliding grooves of each pressing block is two, and the sliding rod penetrates through each sliding groove of each pressing block.
6. The fixture of claim 1, wherein: the front pressing plate is in a convex shape, the bottom surface of the convex shape of the front pressing plate is connected with the sliding rod, and the convex surface of the convex shape of the front pressing plate is used for being abutted to the outer side wall of the pressure release valve.
7. The fixture of claim 1, wherein: the pressing blocks, the front pressing plate and the push plates are all three in number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021406193.8U CN212228378U (en) | 2020-07-16 | 2020-07-16 | Fixing device for pressure relief valve for detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021406193.8U CN212228378U (en) | 2020-07-16 | 2020-07-16 | Fixing device for pressure relief valve for detection |
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| CN212228378U true CN212228378U (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021406193.8U Active CN212228378U (en) | 2020-07-16 | 2020-07-16 | Fixing device for pressure relief valve for detection |
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| CN (1) | CN212228378U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964897A (en) * | 2020-07-16 | 2020-11-20 | 国网宁夏电力有限公司检修公司 | Fixing device for pressure relief valve for detection |
-
2020
- 2020-07-16 CN CN202021406193.8U patent/CN212228378U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111964897A (en) * | 2020-07-16 | 2020-11-20 | 国网宁夏电力有限公司检修公司 | Fixing device for pressure relief valve for detection |
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