Pipeline type one-way valve overhauling tool

Abstract

The utility model relates to the technical field of pipeline one-way valves, and discloses a pipeline type one-way valve overhauling tool which comprises a pipeline body and further comprises an overhauling assembly arranged in the pipeline body and used for overhauling a one-way valve, the overhauling assembly comprises a shell arranged in the pipeline body, a driving piece is arranged in the shell, and the driving piece is connected with the pipeline body. A fixing block is arranged on one side of the driving piece, and a limiting piece for limiting the driving piece is arranged in the shell; the one-way valve body is arranged in the pipeline body, an overhauling groove facilitating overhauling of the one-way valve body is formed in the one-way valve body, a flow guide cavity is formed in the one-way valve body, and the problems that when an existing overhauling tool is used for disassembling the one-way valve, the disassembling process is tedious, and in the taking-out process, the one-way valve is not convenient to disassemble are solved. And the maintenance tool can generate friction with the inner wall of the one-way valve, the inner wall of the one-way valve is easily damaged, and subsequent use of the one-way valve is affected.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline one-way valves, in particular to a pipeline one-way valve maintenance tool. Background Art

[0002] A one-way valve is a valve that allows fluid to flow only along the inlet, but not back through the outlet. It is commonly known as a non-return valve. A one-way valve is also called a check valve or a non-return valve. It is used in hydraulic systems to prevent oil from flowing in the opposite direction, or in pneumatic systems to prevent compressed air from flowing in the opposite direction.

[0003] When the existing maintenance tools are used to disassemble the one-way valve, the disassembly process is relatively cumbersome, and during the removal process, the maintenance tools will rub against the inner wall of the one-way valve, which is easy to damage the inner wall of the one-way valve and affect the subsequent use of the one-way valve.

[0004] Therefore, it is necessary to provide a new pipeline check valve maintenance tool to solve the above technical problems. Utility Model Content

[0005] The utility model aims to provide a pipeline check valve maintenance tool to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pipeline type one-way valve maintenance tool, including a pipeline body, and also including: an inspection component arranged inside the pipeline body to inspect the one-way valve, the inspection component including a shell arranged inside the pipeline body, a driving member is arranged inside the shell, a fixing block is arranged on one side of the driving member, and a limit member for limiting the driving member is arranged inside the shell; a one-way valve body is arranged inside the pipeline body, a maintenance groove is arranged inside the one-way valve body for facilitating its maintenance, and a guide cavity is arranged inside the one-way valve body.

[0007] Preferably, the driving member includes a driving rod disposed inside the housing, and a fixing sleeve fixed to one end of the driving rod.

[0008] Preferably, the driving member further comprises a limiting sleeve fixed to one side of the fixing sleeve, and the outer side of the limiting sleeve is slidably connected to the inner wall of the shell.

[0009] Preferably, the driving member further comprises a pull rod fixed to one side of the limiting sleeve, and one end of the pull rod is fixedly connected to one side of the fixing block.

[0010] Preferably, the driving member further comprises a connecting block fixed to the other end of the driving rod.

[0011] Preferably, the driving member further comprises a first spring fixed to one side of the connecting block, and one end of the first spring is fixedly connected to the inner wall of the shell.

[0012] Preferably, the limiting member includes a box body fixed on the outside of the driving rod, and a clamping block sliding inside the box body.

[0013] Preferably, the limiting member further comprises a second spring fixed to the inner wall of the box body, and one end of the second spring is fixedly connected to one side of the clamping block.

[0014] Preferably, the limiting member further comprises a limiting block fixed on the inner wall of the box body to limit the clamping block.

[0015] Preferably, the limiting member further comprises a limiting ring fixed to the inner wall of the shell, and one side of the limiting ring is fixedly connected to the limiting rod.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] The utility model achieves the effect of disassembling and repairing the one-way valve by arranging the inspection component, and the inspection tool will not rub against the inner wall of the one-way valve, thereby increasing the service life of the one-way valve. By arranging the limit piece, the drive rod can be inserted into the inspection groove, which is convenient for disassembling the one-way valve. By arranging the drive piece, the drive rod can be disassembled. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A structural schematic diagram of a preferred embodiment of a pipeline check valve maintenance tool provided by the utility model;

[0019] Figure 2 It is a structural schematic diagram of the pipeline body in the utility model;

[0020] Figure 3 It is a structural schematic diagram of the maintenance component in the utility model;

[0021] Figure 4 for Figure 3 Schematic diagram of the enlarged structure at point A in the middle.

[0022] In the figure: 1. pipeline body; 2. maintenance component; 21. shell; 22. fixed block; 23. driving member; 231. driving rod; 232. fixed sleeve; 233. limiting sleeve; 234. pull rod; 235. connecting block; 236. first spring; 24. limiting member; 241. box body; 242. clamping block; 243. second spring; 244. limiting block; 245. limiting ring; 246. limiting rod; 3. one-way valve body; 4. maintenance groove; 5. guide chamber. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 As shown, a pipeline one-way valve maintenance tool includes a pipeline body 1, and also includes: an maintenance component 2 arranged inside the pipeline body 1 to repair the one-way valve, the maintenance component 2 includes a shell 21 arranged inside the pipeline body 1, a driving member 23 is arranged inside the shell 21, a fixing block 22 is arranged on one side of the driving member 23, and a limiting member 24 for limiting the driving member 23 is arranged inside the shell 21; a one-way valve body 3 is arranged inside the pipeline body 1, the one-way valve body 3 is provided with an inspection groove 4 for convenient maintenance thereof, and the one-way valve body 3 is provided with a guide cavity 5.

[0025] refer to Figure 2 and Figure 3 As shown, the driving member 23 includes a driving rod 231 arranged inside the shell 21, and a fixing sleeve 232 fixed at one end of the driving rod 231; the driving member 23 also includes a limiting sleeve 233 fixed on one side of the fixing sleeve 232, and the outer side of the limiting sleeve 233 is slidably connected to the inner wall of the shell 21; the driving member 23 also includes a pull rod 234 fixed on one side of the limiting sleeve 233, and one end of the pull rod 234 is fixedly connected to one side of the fixing block 22; the driving member 23 also includes a connecting block 235 fixed at the other end of the driving rod 231; the driving member 23 also includes a first spring 236 fixed on one side of the connecting block 235, and one end of the first spring 236 is fixedly connected to the inner wall of the shell 21; pushing the fixing block 22 drives the pull rod 234 to move, so that the limiting sleeve 233 slides inside the shell 21, drives the fixing sleeve 232 and the driving rod 231 to move, and causes the connecting block 235 to move and drives the first spring 236 to contract.

[0026] refer to Figure 2 and Figure 4As shown, the limiting member 24 includes a box body 241 fixed on the outside of the driving rod 231, and a block 242 sliding inside the box body 241; the limiting member 24 also includes a second spring 243 fixed on the inner wall of the box body 241, and one end of the second spring 243 is fixedly connected to one side of the block 242; the limiting member 24 also includes a limiting block 244 fixed on the inner wall of the box body 241 to limit the block 242; the limiting member 24 also includes a limiting ring 245 fixed on the inner wall of the shell 21, and one side of the limiting ring 245 is fixedly connected to the limiting rod 246; the shell 21 is pushed to move, so that the shell 21 is inserted into the interior of the inspection slot 4, and the block 242 contacts the inspection slot 4, driving the block 242 to drive the box body 241 to slide, so that the second spring 243 is contracted, and after the shell 21 enters the interior of the inspection slot 4, the second spring 243 is reset to drive the block 242 to reset, so that the block 242 limits the interior of the inspection slot 4.

[0027] Working principle: When the device is in use, the housing 21 is pushed to move, so that the housing 21 is inserted into the interior of the inspection slot 4, and the block 242 contacts the inspection slot 4, driving the block 242 to drive the box body 241 to slide, so that the second spring 243 contracts. After the housing 21 enters the interior of the inspection slot 4, the second spring 243 resets and drives the block 242 to reset, so that the block 242 limits the interior of the inspection slot 4, and then pulls the fixed block 22 to drive the pull rod 234 to move, so that the fixed sleeve 232 and the driving rod 231 move, and pulls the box body 241 and the block 242 into The one-way valve body 3 is moved, and the block 242 moves to drive the one-way valve body 3 to move. The one-way valve body 3 is taken out for inspection, and then the fixing block 22 is pushed to drive the pull rod 234 to move, so that the limit sleeve 233 slides inside the shell 21, and drives the fixing sleeve 232 and the driving rod 231 to move, so that the connecting block 235 moves to drive the first spring 236 to contract, and the driving rod 231 drives the box body 241 to move, so that the block 242 contacts the inside of the shell 21 and is received into the inside of the box body 241, and the shell 21 is pulled to pull the shell 21 out, so as to facilitate the subsequent inspection of the one-way valve body 3.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipeline check valve maintenance tool, comprising a pipeline body (1), characterized in that: Also includes: An inspection component (2) arranged inside a pipeline body (1) for inspecting a one-way valve, the inspection component (2) comprising a shell (21) arranged inside the pipeline body (1), a driving member (23) being arranged inside the shell (21), a fixing block (22) being arranged on one side of the driving member (23), and a limiting member (24) for limiting the position of the driving member (23) being arranged inside the shell (21); A one-way valve body (3) is arranged inside a pipeline body (1), wherein an inspection groove (4) is arranged inside the one-way valve body (3) for convenient inspection and maintenance thereof, and a flow guide cavity (5) is arranged inside the one-way valve body (3).

2. A pipeline check valve maintenance tool according to claim 1, characterized in that: The driving member (23) comprises a driving rod (231) arranged inside the housing (21), and a fixing sleeve (232) fixed to one end of the driving rod (231).

3. A pipeline check valve maintenance tool according to claim 2, characterized in that: The driving member (23) further comprises a limiting sleeve (233) fixed to one side of the fixing sleeve (232), and the outer side of the limiting sleeve (233) is slidably connected to the inner wall of the housing (21).

4. A pipeline check valve maintenance tool according to claim 3, characterized in that: The driving member (23) further comprises a pull rod (234) fixed to one side of the limiting sleeve (233), and one end of the pull rod (234) is fixedly connected to one side of the fixing block (22).

5. A pipeline check valve maintenance tool according to claim 2, characterized in that: The driving member (23) further comprises a connecting block (235) fixed to the other end of the driving rod (231).

6. A pipeline check valve maintenance tool according to claim 5, characterized in that: The driving member (23) further comprises a first spring (236) fixed to one side of the connecting block (235), and one end of the first spring (236) is fixedly connected to the inner wall of the housing (21).

7. A pipeline check valve maintenance tool according to claim 1, characterized in that: The limiting member (24) comprises a box body (241) fixed on the outside of the driving rod (231), and a clamping block (242) sliding inside the box body (241).

8. A pipeline check valve maintenance tool according to claim 7, characterized in that: The limiting member (24) further comprises a second spring (243) fixed to the inner wall of the box body (241), and one end of the second spring (243) is fixedly connected to one side of the clamping block (242).

9. A pipeline check valve maintenance tool according to claim 7, characterized in that: The limiting member (24) further comprises a limiting block (244) fixed on the inner wall of the box body (241) for limiting the clamping block (242).

10. A pipeline check valve maintenance tool according to claim 9, characterized in that: The limiting member (24) further comprises a limiting ring (245) fixed to the inner wall of the housing (21), and one side of the limiting ring (245) is fixedly connected to a limiting rod (246).

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