CN217669257U - Safety valve overhauling device - Google Patents
Safety valve overhauling device Download PDFInfo
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- CN217669257U CN217669257U CN202221133871.7U CN202221133871U CN217669257U CN 217669257 U CN217669257 U CN 217669257U CN 202221133871 U CN202221133871 U CN 202221133871U CN 217669257 U CN217669257 U CN 217669257U
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- safety valve
- inverted
- valve body
- shaped open
- hole
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model relates to a relief valve overhauls technical field, concretely relates to relief valve overhauls device. It comprises an operation platform, a screw and a limiting block. The upper surface of operation platform is provided with the through-hole, and two relative sides of operation platform all are provided with the shape of falling T open slot, and two shape of falling T open slots use the through-hole to set up as centrosymmetric, and do not run through the through-hole. The limiting block is embedded in the inverted T-shaped open slot and can move horizontally along the direction of the inverted T-shaped open slot. One end of the screw rod is arranged on the upper surface of the limiting block, and the other end of the screw rod extends out of the inverted T-shaped open slot. The screw rods can be horizontally adjusted along the inverted T-shaped open slot, so that the screw rods on two sides can be matched with the through hole on the base of the safety valve body; the screw rod passes through the base of relief valve body after, locks through the nut. Even if the operating personnel do not lock the nut completely, the safety valve body can not be separated from the operating platform, and other safety accidents are avoided.
Description
Technical Field
The utility model relates to a relief valve overhauls technical field, concretely relates to relief valve overhauls device.
Background
The safety valve is a special valve, wherein the opening and closing part is in a normally closed state under the action of external force, and when the pressure of a medium in equipment or a pipeline rises to exceed a specified value, the medium is discharged to the outside of the system to prevent the pressure of the medium in the pipeline or the equipment from exceeding the specified value. The safety valve plays a safety protection role in the system, and when the system pressure exceeds a specified value, the safety valve is opened to discharge a part of gas or fluid in the system.
Chinese patent publication No.: CN215240679U, name: a safety maintenance tool discloses a device for detecting whether a safety valve body fails. In the actual operation process, the device fixes the safety valve body through the installation component. Because the gas with higher pressure is required to be introduced into the safety valve body during maintenance, the safety component bears larger upward force. However, in this device, the mounting assembly presses the side of the safety valve through the arc-shaped pressure plate. If the operating personnel do not lock completely, then the relief valve body can break away from the installation assembly, and a large potential safety hazard exists.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the utility model provides a relief valve overhauls device, solves among the prior art, because of not locking installation component, leads to the relief valve to break away from, has the technical problem of potential safety hazard.
In order to solve the technical problem, the utility model discloses a technical scheme be: a safety valve maintenance device comprises an operation platform, a screw and a limiting block;
the upper surface of the operation platform is provided with a through hole, two opposite side surfaces of the operation platform are respectively provided with an inverted T-shaped open slot, and the two inverted T-shaped open slots are symmetrically arranged by taking the through hole as a center and do not penetrate through the through hole; the limiting block is embedded in the inverted T-shaped open slot and can horizontally move along the direction of the inverted T-shaped open slot; one end of the screw rod is arranged on the upper surface of the limiting block, and the other end of the screw rod extends out of the inverted T-shaped open slot.
Furthermore, the upper surface of the operation platform is provided with pressure measuring components which are symmetrically arranged by taking the inverted T-shaped open slot as a center; one group of the pressure measuring components is used for displaying the air pressure of an air inlet in the safety valve body, and the other group of the pressure measuring components is used for displaying the air pressure of a pressure relief opening of the safety valve body.
Further, the pressure measuring assembly comprises an air pressure gauge and an installation plate, the installation plate is arranged on the upper surface of the operation platform, and the air pressure gauge is arranged on the upper surface of the installation plate; the barometer in one group of the pressure measuring assemblies is connected with the air inlet in the safety valve body; and the air pressure gauge in the other group of the pressure measuring assembly is connected with the pressure relief port in the safety valve body.
Furthermore, the mounting plate is a bent thin metal plate, and the bending angle of the mounting plate is 30 to 45 degrees.
Further, the lower surface of operation platform is provided with the joint, be sealing connection between one end of joint and the through-hole, the other end is connected with outside air feeder through the hose.
Furthermore, a cushion block is sleeved on the screw rod, and the shape of the side face, opposite to the axis of the through hole, of the cushion block is arc-shaped.
The beneficial effects of the utility model reside in that: compared with the prior art, the safety valve overhauling device provided by the utility model has the advantages that the limiting blocks are embedded in the inverted T-shaped open slots, and the screw rods are connected with the limiting blocks, so that the screw rods can be adjusted in the horizontal position along the inverted T-shaped open slots, and the screw rods on the two sides can be ensured to be matched with the through holes on the base of the safety valve body; the screw penetrates through the base of the safety valve body and is locked through the nut, so that the purpose of fixing the safety valve body is achieved; this kind of fixed mode, even the operating personnel not complete lock nut, when letting in gas, the relief valve body also can not break away from the operation platform, can not break away from because of the relief valve, causes other incident.
Drawings
Fig. 1 is a schematic structural view of a safety valve maintenance device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a half-section structure of a safety valve maintenance device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a safety valve body locked by a safety valve maintenance device according to a specific embodiment of the present invention.
Description of reference numerals:
1. an operation table; 11. a through hole; 12. an inverted T-shaped open slot;
2. a screw; 3. a limiting block; 4. a pressure measuring assembly; 41. a barometer; 42. mounting a plate;
5. a joint; 6. and a cushion block.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1-3, the technical solution adopted by the present invention is: a safety valve maintenance device comprises an operation platform 1, a screw rod 2 and a limiting block 3;
the upper surface of the operation platform 1 is provided with a through hole 11, two opposite side surfaces of the operation platform 1 are respectively provided with an inverted T-shaped open slot 12, and the two inverted T-shaped open slots 12 are symmetrically arranged by taking the through hole as a center and do not penetrate through the through hole 11; the limiting block 3 is embedded in the inverted T-shaped open slot 12, and the limiting block 3 can horizontally move along the direction of the inverted T-shaped open slot 12; one end of the screw rod 2 is arranged on the upper surface of the limiting block 3, and the other end of the screw rod extends out of the inverted T-shaped open slot 12.
From the above description, the beneficial effects of the utility model reside in that: the utility model provides a safety valve maintenance device, which is characterized in that a limit block 3 is embedded in an inverted T-shaped open slot 12, and a screw rod 2 is connected with the limit block 3, so that the screw rod 2 can be adjusted in the horizontal position along the inverted T-shaped open slot 12, and the screw rods 2 at both sides can be ensured to be matched with the through hole position on the base of the safety valve body; the screw rod 2 penetrates through the base of the safety valve body and is locked through the nut, so that the purpose of fixing the safety valve body is achieved; this kind of fixed mode, even the operating personnel not lock the nut completely, when letting in gas, the relief valve body can not break away from the operation panel yet, can not break away from because of the relief valve, causes other incident.
More preferably, the upper surface of the workbench 1 is provided with load cells 4, and the load cells 4 are symmetrically arranged by taking an inverted T-shaped open slot 12 as a center; one group of the pressure measuring components 4 is used for displaying the air pressure of an air inlet in the safety valve body, and the other group is used for displaying the air pressure of a pressure relief port of the safety valve body.
As can be seen from the above description, with the above arrangement, an operator can clearly read the air pressure at the air inlet in the safety valve body and the air pressure at the pressure relief port in the safety valve body from the pressure measurement component 4, and then determine whether the safety valve body is failed; if the air pressure at the pressure relief port in the safety valve body is zero, the safety valve body is invalid.
More preferably, the load cell 4 comprises a barometer 41 and a mounting plate 42, the mounting plate 42 is arranged on the upper surface of the workbench 1, and the barometer 41 is arranged on the upper surface of the mounting plate 42; the barometer 41 in one group of the pressure measuring components 4 is connected with an air inlet in the safety valve body; the barometer 41 in the other group of the pressure measuring assembly 4 is connected with a pressure relief port in the safety valve body.
From the above description, it can be seen that through the above arrangement, the operator can determine whether the safety valve body is failed by reading the index in the barometer 41, which is simple and fast.
More preferably, the mounting plate 42 is a bent thin metal plate, and the bending angle of the mounting plate 42 is 30 to 45 degrees.
As can be seen from the above description, with the above arrangement, it is convenient for the operator to more easily read the index in the barometer 41.
More preferably, a joint 5 is arranged on the lower surface of the workbench 1, one end of the joint 5 is in sealing connection with the through hole 11, and the other end is connected with an external air supply device through a hose.
As can be seen from the above description, with the above arrangement, it is convenient for the operator to introduce the external compressed gas into the safety valve body through the through hole.
The screw rod 2 is sleeved with a cushion block 6, and the shape of the side face, opposite to the axis of the through hole 11, of the cushion block 6 is arc-shaped.
As can be seen from the above description, the above arrangement provides a larger contact surface between the screw rod 2 and the base of the safety valve body after being locked, and ensures that the safety valve is fixed on the workbench 1.
Example one
The utility model discloses use in detecting the operation process that whether relief valve body became invalid.
Referring to fig. 1-3, the technical solution adopted by the present invention is: a safety valve maintenance device comprises a workbench 1, a screw rod 2 and a limiting block 3;
the upper surface of the operation platform 1 is provided with a through hole 11, two opposite side surfaces of the operation platform 1 are respectively provided with an inverted T-shaped open slot 12, and the two inverted T-shaped open slots 12 are symmetrically arranged by taking the through hole as a center and do not penetrate through the through hole 11; the limiting block 3 is embedded in the inverted T-shaped open groove 12, and the limiting block 3 can horizontally move along the direction of the inverted T-shaped open groove 12; one end of the screw rod 2 is arranged on the upper surface of the limiting block 3, and the other end of the screw rod extends out of the inverted T-shaped open slot 12;
the upper surface of the operation platform 1 is provided with a pressure measuring assembly 4, and the pressure measuring assembly 4 is symmetrically arranged by taking an inverted T-shaped open groove 12 as a center; one group of the pressure measuring components 4 is used for displaying the air pressure of an air inlet in the safety valve body, and the other group is used for displaying the air pressure of a pressure relief opening of the safety valve body;
the pressure measuring assembly 4 comprises a barometer 41 and a mounting plate 42, the mounting plate 42 is arranged on the upper surface of the workbench 1, and the barometer 41 is arranged on the upper surface of the mounting plate 42; the barometer 41 in one group of the pressure measuring components 4 is connected with an air inlet in the safety valve body; the barometer 41 in the other group of the pressure measuring assembly 4 is connected with a pressure relief port in the safety valve body;
the mounting plate 42 is a bent thin metal plate, and the bending angle of the mounting plate 42 is 30-45 degrees;
the lower surface of the operation platform 1 is provided with a joint 5, one end of the joint 5 is hermetically connected with the through hole 11, and the other end of the joint is connected with an external air supply device through a hose;
the screw rod 2 is sleeved with a cushion block 6, and the shape of the side face, opposite to the axis of the through hole 11, of the cushion block 6 is arc-shaped.
The utility model discloses a theory of operation: before the detection operation of carrying out the relief valve body, suitably adjust the position of screw rod 2 in shape of falling T open slot 12 for screw rod 2 can pass the through-hole on the base of relief valve body, and then cup joints cushion 6 on screw rod 2, then through the nut, locks cushion 6. Because the base of the safety valve body is of a flange structure and is provided with more than two through holes, the two through holes are necessarily positioned on the same straight line. Therefore, the safety valve body is fixed by adopting a mode of locking the two through holes on the base of the safety valve body.
After the fixing operation is completed, the pressure relief port in the safety valve body is connected with the pressure gauge 41 in one group of pressure measuring assemblies 4 through the connecting piece, and the air pressure at the pressure relief port in the safety valve body is displayed. The barometer 41 in the other set of load cells 4 is connected to the connector 5 and displays the inlet air pressure.
In the detection process, along with the increase of the air inlet pressure, if the index in the barometer 41 at the pressure relief port in the safety valve body is always zero, the safety valve body is failed, and further maintenance is needed. If the index in the barometer 41 at the pressure relief port in the safety valve body is detected to change, it indicates that the safety valve body is not failed and no maintenance is required.
To sum up, the beneficial effects of the utility model reside in that: the utility model provides a safety valve maintenance device, which is characterized in that a limiting block is embedded in an inverted T-shaped open slot, and a screw rod is connected with the limiting block, so that the screw rod can be adjusted in the horizontal position along the inverted T-shaped open slot, and the screw rods at both sides can be ensured to be matched with the through hole position on the base of a safety valve body; the screw penetrates through the base of the safety valve body and is locked through the nut, so that the purpose of fixing the safety valve body is achieved; this kind of fixed mode, even the operating personnel not complete lock nut, when letting in gas, the relief valve body also can not break away from the operation platform, can not break away from because of the relief valve, causes other incident.
In addition, by arranging the air pressure meter, an operator can easily read the air pressure of the air inlet in the safety valve body and the air pressure of the pressure relief opening in the safety valve body, and further judge whether the safety valve body fails; if the air pressure at the pressure relief port in the safety valve body is zero, the safety valve body is invalid.
The above mentioned is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. A safety valve maintenance device comprises an operation platform, a screw and a limiting block; it is characterized in that the preparation method is characterized in that,
the upper surface of the operation platform is provided with a through hole, two opposite side surfaces of the operation platform are respectively provided with an inverted T-shaped open slot, and the two inverted T-shaped open slots are symmetrically arranged by taking the through hole as a center and do not penetrate through the through hole; the limiting block is embedded in the inverted T-shaped open slot and can horizontally move along the direction of the inverted T-shaped open slot; one end of the screw rod is arranged on the upper surface of the limiting block, and the other end of the screw rod extends out of the inverted T-shaped open slot.
2. The safety valve service device of claim 1, wherein a load cell assembly is provided on an upper surface of the work table, the load cell assembly being symmetrically arranged centering on the inverted T-shaped open groove; one group of the pressure measuring components is used for displaying the air pressure of an air inlet in the safety valve body, and the other group of the pressure measuring components is used for displaying the air pressure of a pressure relief opening of the safety valve body.
3. The safety valve servicing device of claim 2, wherein the load cell assembly comprises a gas pressure gauge and a mounting plate, the mounting plate being disposed on an upper surface of the work table, the gas pressure gauge being disposed on an upper surface of the mounting plate; the barometer in one group of the pressure measuring components is connected with the air inlet in the safety valve body; and the air pressure gauge in the other group of the pressure measuring assembly is connected with the pressure relief port in the safety valve body.
4. The safety valve inspection device of claim 3, wherein the mounting plate is a bent thin sheet metal, and the bending angle of the mounting plate is 30 to 45 degrees.
5. The safety valve maintenance device according to claim 1, wherein the lower surface of the work table is provided with a joint, one end of the joint is connected with the through hole in a sealing manner, and the other end of the joint is connected with an external air supply device through a hose.
6. The safety valve service device of claim 1, wherein a spacer is sleeved on the screw rod, and a side surface of the spacer opposite to the axis of the through hole is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221133871.7U CN217669257U (en) | 2022-05-12 | 2022-05-12 | Safety valve overhauling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221133871.7U CN217669257U (en) | 2022-05-12 | 2022-05-12 | Safety valve overhauling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217669257U true CN217669257U (en) | 2022-10-28 |
Family
ID=83739464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221133871.7U Active CN217669257U (en) | 2022-05-12 | 2022-05-12 | Safety valve overhauling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217669257U (en) |
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2022
- 2022-05-12 CN CN202221133871.7U patent/CN217669257U/en active Active
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