Special anti-explosion mounting and dismounting tool for valve position indication upper cover of gas-liquid linkage actuating mechanism

By designing a disassembly and assembly tool that includes a collar, an mounting sleeve, and a hand-held pushing unit, the problem of unsuitability of existing disassembly and assembly tools is solved, the uniform force on the cover during the disassembly and assembly process is achieved, the screw threads of the cover are prevented from seizing and the cover breaks due to protrusion, and the convenience and safety of disassembly and assembly are improved.

CN223671158UActive Publication Date: 2025-12-16JIANGXI NATURAL GAS INVESTMENT CO LTD
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Patent Information

Application Number
CN202423249475.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-27
Publication Date
2025-12-16
Estimated Expiration
2034-12-27

AI Technical Summary

Technical Problem

In the prior art, the valve position indicator cover of the pneumatic-hydraulic linkage actuator is subjected to uneven force during disassembly, which can easily cause the cover threads to seize or break, posing a risk of personal injury and equipment damage.

Method used

A disassembly and assembly tool assembly was designed, comprising a collar, an mounting sleeve, a connecting post, and a hand grip pushing unit. By fitting the assembly onto the protruding point of the indicator rod, it ensures that the cover is subjected to uniform force during disassembly and assembly. The distance between the handle and the collar is adjusted by the limiting block and the slot, thereby improving the efficiency of disassembly and assembly.

Benefits of technology

It achieves uniform stress distribution on the cover during assembly and disassembly, avoids seizing of the cover threads and breakage due to protrusion, reduces the risk of personnel injury and equipment damage, and improves the convenience and safety of assembly and disassembly.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a special tool for explosion-proof mounting and dismounting of a valve position indication upper cover of a gas-liquid linkage actuating mechanism, which solves the problem that the upper cover is stressed unevenly when the upper cover is dismounted through a monkey wrench, and comprises a valve body upper cover component, the valve body upper cover component comprises a cover body, an indication rod is mounted at the top end of the cover body, and a valve rod is mounted on the indication rod. Two protruding points are symmetrically installed at the top end of the cover body, a dismounting tool assembly is arranged at the top end of the cover body and used for dismounting the cover body, the dismounting tool assembly comprises a lantern ring, the lantern ring is arranged on the outer side of the indicating rod in a sleeving mode, installation sleeves are symmetrically arranged on the two sides of the lantern ring, and the protruding points are sleeved with the installation sleeves. Connecting columns are symmetrically mounted on the two sides of the lantern ring, and one end of each connecting column is fixedly connected with the mounting sleeve; according to the utility model, the two mounting sleeves are respectively sleeved on the two convex points, so that the stress uniformity of the cover body in the disassembly and assembly process is improved, and the thread seizure of the cover body and the bulge fracture of the cover body are avoided.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to special tool technical field, concretely is gas -liquid linkage actuating mechanism valve position indication upper cover explosion -proof installation, dismantling special tool. BACKGROUND

[0002] Gas -liquid linkage actuating mechanism is a kind of equipment using pipeline natural gas or nitrogen as power, hydraulic oil as transmission medium to drive pipeline valve opening and closing. Its valve position indication is usually used to indicate the opening and closing state of valve locally, and provides electrical contact for remote indication. During routine maintenance, the valve position indication upper cover of gas-liquid linkage actuating mechanism is frequently disassembled, and there is no special tool for disassembling the valve position indication upper cover. When disassembly is needed, two protrusions on the cover are usually pulled by a spanner for disassembly. However, the following defects still exist:

[0003] Because the cover is made of cast aluminum material, when the cover is disassembled by a spanner, the force on the cover is uneven, which may cause the cover body thread to be stuck and the cover body protrusion to be broken, resulting in the risk of personnel injury and equipment damage during disassembly. INVENTION CONTENTS

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a gas-liquid linkage actuating mechanism valve position indication upper cover explosion-proof installation and disassembly special tool, which effectively solves the problem of uneven force on the cover when the cover is disassembled by a spanner.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a gas-liquid linkage actuating mechanism valve position indication upper cover explosion-proof installation and disassembly special tool, comprising a valve body upper cover assembly, the valve body upper cover assembly comprising a cover body, an indicating rod being installed at the top end of the cover body, two protruding points being symmetrically installed at the top end of the cover body, a disassembly tool assembly being provided at the top end of the cover body, the disassembly tool assembly being used for disassembling the cover body;

[0006] The disassembly tool assembly comprises a sleeve ring, the sleeve ring being sleeved on the outside of the indicating rod, two installation sleeves being symmetrically provided on the two sides of the sleeve ring, the installation sleeves being sleeved on the outside of the protruding points, two connecting columns being symmetrically installed on the two sides of the sleeve ring, one end of the connecting column being fixedly connected with the installation sleeve, a hand-held pushing unit being installed on the side of the installation sleeve away from the sleeve ring.

[0007] Preferably, the hand-held pushing unit comprises a fixed rod fixedly installed on the side of the installation sleeve away from the sleeve ring, and a handle being provided at the end of the fixed rod away from the installation sleeve.

[0008] Preferably, an internal slot is formed in the inside of the fixed rod, an end slot is formed at the end of the internal slot close to the handle, a limiting block is movably installed in the inside of the internal slot, a connecting rod is installed between the limiting block and the handle, and the connecting rod passes through the end slot.

[0009] Preferably, equidistantly arranged clamping grooves are formed in the inner top wall of the inner groove, and a length adjusting unit is arranged in the limiting block and used for clamping the limiting block and the clamping grooves.

[0010] Preferably, the length adjusting unit comprises a movable groove arranged in the limiting block, a top groove is formed in the top end of the movable groove and extends through the top end of the limiting block, a movable plate is movably arranged in the movable groove, a clamping block is arranged at the top end of the movable plate, the clamping block is clamped into the corresponding clamping groove through the top groove, and a compression spring is symmetrically arranged at the bottom end of the movable plate and fixedly connected with the inner bottom wall of the movable groove.

[0011] Preferably, a moving groove is arranged at the side of the movable groove close to the handle, the moving groove extends through the handle, and a top sliding groove is formed in the top end of the moving groove and extends through the top end of the handle.

[0012] Preferably, a moving plate is movably arranged in the moving groove, a push block is arranged on the moving plate and slidably connected with the top sliding groove, the push block is arranged above the handle, a bottom plate is fixedly arranged at the bottom end of the movable plate, a connecting rod is hingedly arranged at one end of the moving plate close to the bottom plate, and the other end of the connecting rod is hingedly connected with the bottom plate, when the moving plate is moved towards the bottom plate, the clamping block is pulled downwards to be disengaged from the clamping groove through the connecting rod.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] In work, the protruding points are symmetrically arranged at the top end of the cover body, the two mounting sleeves on the two sides of the sleeve ring are respectively sleeved on the two protruding points when the cover body is disassembled, and therefore the stress uniformity of the cover body during disassembly is improved, the cover body thread is prevented from being locked and the cover body is prevented from being broken, and the cover body is protected.

[0015] In work, the clamping block on the limiting block is clamped with the clamping groove, the handle is fixed, the distance between the handle and the sleeve ring can be adjusted through the different clamping positions of the clamping block and the clamping groove when the external environment is spacious, and the handle is more labor-saving when the cover body is rotated when the distance between the handle and the sleeve ring is far, so that the cover body is more convenient to disassemble. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings are used to provide a further understanding of the utility model, constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model.

[0017] In the drawings:

[0018] Figure 1The utility model discloses a gas -liquid linkage actuating mechanism valve position indication upper cover explosion -proof installation, dismounting special tool structure schematic diagram shows,

[0019] Figure 2 The utility model discloses a dismounting tool assembly structure schematic diagram shows,

[0020] Figure 3 The utility model discloses a hand holds and pushes unit structure schematic diagram shows,

[0021] Figure 4 The utility model discloses a fixed rod internal structure schematic diagram shows,

[0022] Figure 5 The utility model discloses a length adjusting unit structure schematic diagram shows.

[0023] In the drawing: 1, valve body upper cover assembly;101, cover body;102, indicating rod;103, convex point;2, dismounting tool assembly;201, collar;202, mounting sleeve;203, connecting column;204, hand holds and pushes unit;2041, fixed rod;2042, internal slot;2043, end slot;2044, handle;2045, limit block;2046, connecting rod;2047, clamping groove;205, length adjusting unit;2051, movable slot;2052, top slot;2053, movable plate;2054, clamping block;2055, compression spring;2056, moving slot;2057, top sliding slot;2058, moving plate;2059, push block;20510, bottom plate;20511, connecting rod. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0025] By Figures 1-5 The utility model discloses a gas -liquid linkage actuating mechanism valve position indication upper cover explosion -proof installation, dismounting special tool, including valve body upper cover assembly 1, valve body upper cover assembly 1 includes cover body 101, the top of cover body 101 installs indicating rod 102, the top of cover body 101 installs two convex points 103 symmetrically, the top of cover body 101 is provided with dismounting tool assembly 2, and dismounting tool assembly 2 is used for dismounting to cover body 101;

[0026] The disassembling and assembling tool assembly 2 comprises a collar 201 sleeved on the outer side of the indicating rod 102, two installation sleeves 202 symmetrically arranged on the two sides of the collar 201, the installation sleeves 202 being sleeved on the outer sides of the protruding points 103, a connecting column 203 symmetrically arranged on the two sides of the collar 201, one end of the connecting column 203 being fixedly connected with the installation sleeve 202, a hand-held pushing unit 204 being arranged on the side of the installation sleeve 202 away from the collar 201, and the protruding points 103 being symmetrically arranged on the top end of the cover body 101. When the cover body 101 is disassembled and assembled, the two installation sleeves 202 on the two sides of the collar 201 are respectively sleeved on the two protruding points 103, so that the stress uniformity of the cover body 101 during the disassembling and assembling process is improved, the cover body 101 is prevented from being screwed and the protruding points 103 are prevented from being broken, and the cover body 101 is protected.

[0027] The hand-held pushing unit 204 comprises a fixed rod 2041 fixedly arranged on the side of the installation sleeve 202 away from the collar 201, a handle 2044 arranged on the end of the fixed rod 2041 away from the installation sleeve 202, an internal slot 2042 arranged in the fixed rod 2041, an end slot 2043 arranged on the end of the internal slot 2042 close to the handle 2044, a limiting block 2045 movably arranged in the internal slot 2042, a connecting rod 2046 arranged between the limiting block 2045 and the handle 2044, the connecting rod 2046 passing through the end slot 2043, a plurality of clamping slots 2047 equidistantly arranged on the inner top wall of the internal slot 2042, a length adjusting unit 205 arranged in the limiting block 2045, and the length adjusting unit 205 being used for clamping the limiting block 2045 and the clamping slots 2047.

[0028] The length adjusting unit 205 comprises a movable groove 2051 provided in the inside of the limiting block 2045, a top groove 2052 is provided at the top end of the movable groove 2051 and penetrates to the top end of the limiting block 2045, a movable plate 2053 is movably arranged in the inside of the movable groove 2051, a clamping block 2054 is arranged at the top end of the movable plate 2053, the clamping block 2054 passes through the top groove 2052 and is clamped into the corresponding clamping groove 2047, a compression spring 2055 is symmetrically arranged at the bottom end of the movable plate 2053, the bottom end of the compression spring 2055 is fixedly connected with the inner bottom wall of the movable groove 2051, a moving groove 2056 is provided at the side of the movable groove 2051 close to the handle 2044 and penetrates to the inside of the handle 2044, a top sliding groove 2057 is provided at the top end of the moving groove 2056 and penetrates to the top end of the handle 2044, a moving plate 2058 is movably arranged in the inside of the moving groove 2056, a push block 2059 is arranged on the moving plate 2058 and is in sliding connection with the top sliding groove 2057, the push block 2059 is located above the handle 2044, a bottom plate 20510 is fixedly arranged at the bottom end of the movable plate 2053, a connecting rod 20511 is hingedly arranged at one end of the moving plate 2058 close to the bottom plate 20510, the other end of the connecting rod 20511 is hingedly connected with the bottom plate 20510, when the moving plate 2058 is moved towards the bottom plate 20510, the clamping block 2054 is pulled downwards to disengage from the clamping groove 2047 through the connecting rod 20511, the clamping block 2054 on the limiting block 2045 is clamped with the clamping groove 2047 to fix the handle 2044, when the outside environment is spacious, the distance between the handle 2044 and the sleeve ring 201 can be adjusted by the different clamping positions of the clamping block 2054 and the clamping groove 2047, when the distance between the handle 2044 and the sleeve ring 201 is far, the cover body 101 is more labor-saving to rotate, thereby the cover body 101 is more convenient to disassemble and assemble.

[0029] Working principle: when the cover body 101 needs to be unscrewed and opened or screwed and assembled, the sleeve ring 201 is sleeved outside the indicating rod 102 at the top end of the cover body 101, the two mounting sleeves 202 are respectively sleeved outside the two protruding points 103 at the top end of the cover body 101, then the staff member pulls the sleeve ring 201 to rotate through the two handles 2044, so that the cover body 101 is rotated, thereby the cover body 101 is disassembled and assembled, the stress uniformity of the cover body 101 in the disassembly and assembly process is improved, the cover body 101 thread is prevented from being locked and the cover body 101 protrusion is prevented from being broken, and the cover body 101 is protected.

[0030] In use, when the external environment is relatively empty, the thumb pushes the push block 2059 outward to move the fixed rod 2041, and then pulls the clamping block 2054 downward through the connecting rod 2051 to make the clamping block 2054 clamped with the clamping groove 2047. Then the handle 2044 is pulled outward to an appropriate length, the push block 2059 is released, the clamping block 2054 is moved upward under the elastic force of the compression spring 2055 and is clamped into the corresponding clamping groove 2047, so that the fixed rod 2041 and the handle 2044 are clamped and fixed again, the length between the handle 2044 and the sleeve ring 201 is extended, and the rotating cover body 101 is more labor-saving and convenient to disassemble and assemble.

Claims

1. A special tool for explosion-proof installation and removal of a valve position indicator upper cover of a gas-liquid linkage actuator, comprising a valve body upper cover assembly (1), characterized in that: The valve body upper cover assembly (1) comprises a cover body (101), an indicating rod (102) is installed at the top end of the cover body (101), two protruding points (103) are symmetrically installed at the top end of the cover body (101), and a dismounting tool assembly (2) is arranged at the top end of the cover body (101) and used for dismounting the cover body (101); The dismounting tool assembly (2) comprises a sleeve ring (201) sleeved outside the indicating rod (102), two installation sleeves (202) are symmetrically arranged on the two sides of the sleeve ring (201) and sleeved outside the protruding points (103), and connecting columns (203) are symmetrically installed on the two sides of the sleeve ring (201) and fixedly connected with the installation sleeves (202); and a hand-held pushing unit (204) is installed on the side, away from the sleeve ring (201), of the installation sleeve (202).

2. The air-liquid linkage actuator valve position indication upper cover explosion-proof installation, disassembly special tool according to claim 1, characterized in that: The hand-held pushing unit (204) comprises a fixed rod (2041) fixedly installed on the side, away from the sleeve ring (201), of the installation sleeve (202), and a handle (2044) is arranged at the end, away from the installation sleeve (202), of the fixed rod (2041).

3. The air-liquid linkage actuator valve position indication upper cover explosion-proof installation, disassembly special tool according to claim 2, characterized in that: An inner groove (2042) is formed in the fixed rod (2041), an end groove (2043) is formed at the end, close to the handle (2044), of the inner groove (2042), a limiting block (2045) is movably installed in the inner groove (2042), a connecting rod (2046) is installed between the limiting block (2045) and the handle (2044), and the connecting rod (2046) passes through the end groove (2043).

4. The gas-hydraulic actuator valve position indicating upper cover explosion-proof mounting and demounting special tool according to claim 3, characterized in that: Equidistantly, a clamping groove (2047) is formed in the inner top wall of the inner groove (2042), and a length adjusting unit (205) is installed in the limiting block (2045) and used for clamping the limiting block (2045) and the clamping groove (2047).

5. The gas-hydraulic actuator valve position indicating upper cover explosion-proof mounting and demounting special tool according to claim 4, characterized in that: The length adjusting unit (205) comprises a movable groove (2051) formed in the limiting block (2045), a top groove (2052) is formed at the top end of the movable groove (2051) and penetrates the top end of the limiting block (2045), a movable plate (2053) is movably installed in the movable groove (2051), a clamping block (2054) is installed at the top end of the movable plate (2053), the clamping block (2054) passes through the top groove (2052) and is clamped into the corresponding clamping groove (2047), a compression spring (2055) is symmetrically installed at the bottom end of the movable plate (2053), and the bottom end of the compression spring (2055) is fixedly connected with the inner bottom wall of the movable groove (2051).

6. The gas-hydraulic actuator valve position indicating upper cover explosion-proof mounting and demounting special tool according to claim 5, characterized in that: A moving groove (2056) is formed at the side, close to the handle (2044), of the movable groove (2051) and penetrates the handle (2044), and a top sliding groove (2057) is formed at the top end of the moving groove (2056) and penetrates the top end of the handle (2044).

7. The gas-hydraulic actuator valve position indicating upper cover explosion-proof mounting and demounting special tool according to claim 6, characterized in that: The inside of the moving groove (2056) movably installs a moving plate (2058), the moving plate (2058) installs a push block (2059), the push block (2059) is slidably connected with the top sliding groove (2057), the push block (2059) is above the handle (2044), the bottom end of the movable plate (2053) fixedly installs a bottom plate (20510), one end of the moving plate (2058) close to the bottom plate (20510) hingedly installs a connecting rod (20511), the other end of the connecting rod (20511) is hingedly connected with the bottom plate (20510), when the moving plate (2058) is moved towards the bottom plate (20510), the clamping block (2054) is pulled downwards to disengage from the clamping groove (2047) through the connecting rod (20511).