CN214560544U - Check valve and special tool for disassembling check valve - Google Patents
Check valve and special tool for disassembling check valve Download PDFInfo
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- CN214560544U CN214560544U CN202022657905.XU CN202022657905U CN214560544U CN 214560544 U CN214560544 U CN 214560544U CN 202022657905 U CN202022657905 U CN 202022657905U CN 214560544 U CN214560544 U CN 214560544U
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- oil inlet
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Abstract
The utility model relates to the technical field of one-way valves, in particular to a one-way valve and a special tool for disassembling the one-way valve, which is provided with a one-way valve core and a valve body, wherein the valve body is provided with an oil inlet and an oil outlet, the one-way valve core is arranged inside the valve body and blocks the oil outlet, lubricating oil enters the valve body through the oil inlet on the valve body, the lubricating oil opens the valve core through pressure to realize one-way oil inlet, the valve core automatically returns to prevent the reverse flow of the lubricating oil after the oil inlet is finished, the oil inlet is arranged on the side surface of the valve body, the rear end of the valve body is provided with a connecting body with a diameter larger than that of the valve body, the middle part of the connecting body is connected with the valve body, the edge of the connecting body is provided with external threads, 3-6 oil inlets are evenly distributed on the circumference of the end surface of the connecting body, the connecting body installs the one-way valve on an oil inlet channel of equipment through the external threads, the lubricating oil enters through the oil inlet on the valve body, has the advantages of simple structure, convenient use, high disassembly efficiency, good disassembly effect, convenient assembly and disassembly and the like.
Description
Technical Field
The utility model belongs to the technical field of the check valve technique and specifically relates to a simple structure, convenient to use, dismantle efficient, dismantle effectual, the check valve and the check valve of being convenient for installation and dismantlement dismantle specialized tool.
Background
As is well known, at least 1 check valve is assembled in each module in the upper steam turbine set top shaft oil module, the check valve is in a screw thread screwing type mode, the upper portion of the check valve is provided with a straight opening, the check valve needs to be fastened by force during assembly to prevent rotation and falling off, the straight opening is frequently damaged when the check valve is disassembled after long-time operation, the disassembly is not moved, and the damage to the check valve is easily caused.
Disclosure of Invention
The utility model aims at solving the deficiencies of the prior art, providing a simple structure, convenient to use, dismantle efficient, dismantle effectual, the check valve and the check valve of being convenient for installation and dismantlement dismantle specialized tool.
The utility model provides a technical scheme that its technical problem adopted is:
a check valve is provided with a check valve core and a valve body, wherein an oil inlet hole and an oil outlet hole are formed in the valve body, the check valve core is arranged inside the valve body and blocks the oil outlet hole, lubricating oil enters the valve body through the oil inlet hole in the valve body, the lubricating oil opens the valve core through pressure to realize one-way oil inlet, the valve core automatically returns to prevent reverse return of the lubricating oil after the oil inlet is completed, the oil inlet hole is formed in the side face of the valve body, a connector with the diameter larger than that of the valve body is arranged at the rear end of the valve body, the middle of the connector is connected with the valve body, external threads are arranged on the edge of the connector, 3-6 oil inlets are uniformly distributed on the circumference of the end face of the connector, the connector installs the check valve on an oil inlet channel of equipment through the external threads, and the lubricating oil enters the check valve through the oil inlet hole in the valve body after being input through the oil inlets.
Connector terminal surface circumference on the equipartition be equipped with 6 oil inlets, increase oil feed efficiency.
Oil inlet department be equipped with check valve and dismantle specialized tool, check valve extracting tool includes handle bar, inserted bar, end plate, inserted bar, the one end of inserted bar is connected perpendicularly with the handle bar middle part, the other end of handle bar is connected with the end plate, the inserted bar that the hydraulic fluid port position is the same on end plate side equipartition and the connector, the inserted bar is connected perpendicularly with the end plate, rotatory handle bar realizes the installation and the dismantlement of check valve after inserting the oil inlet through the inserted bar.
The utility model discloses owing to adopt above-mentioned structure, have simple structure, convenient to use, dismantle efficient, dismantle effectual, be convenient for install and dismantle advantage such as.
Drawings
Fig. 1 is a schematic structural view of the check valve of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is the structure schematic diagram of the one-way valve mounting and dismounting tool of the utility model.
Fig. 4 is a right side view of the end plate of fig. 2.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in the attached drawings, the one-way valve is provided with a one-way valve core and a valve body 1, an oil inlet hole 2 and an oil outlet hole are arranged on the valve body 1, the one-way valve core is arranged in the valve body 1 and blocks the oil outlet hole, lubricating oil enters the valve body 1 through the oil inlet hole 2 on the valve body 1, the valve core is opened by the lubricating oil through pressure to realize one-way oil inlet, the valve core automatically returns to prevent the reverse backflow of the lubricating oil after the oil inlet is finished, the check valve is characterized in that the oil inlet hole 2 is formed in the side face of the valve body 1, the connector 3 with the diameter larger than that of the valve body 1 is arranged at the rear end of the valve body 1, the middle of the connector 3 is connected with the valve body 1, external threads are arranged on the edge of the connector 3, 3-6 oil inlets 4 are uniformly distributed on the circumference of the end face of the connector 3, the connector 3 installs the check valve on an oil inlet channel of equipment through the external threads, and lubricating oil is input through the oil inlets 4 and then enters the check valve through the oil inlet hole 2 in the valve body 1.
Furthermore, the circumference of the end face of the connecting body 3 is uniformly provided with 6 oil inlets 4, so that the oil inlet efficiency is increased.
Further, a specialized tool is dismantled in installation for installing and dismantling above-mentioned check valve, the installation extracting tool includes handle bar 5, insert the pole 6, end plate 7, inserted bar 8, the one end of inserting pole 6 is connected perpendicularly with handle bar 5 middle part, the other end of handle bar 5 is connected with end plate 7, the inserted bar 8 that the equipartition of end plate 7 side and connector 3 go up the same in hydraulic fluid port 4 position, inserted bar 8 is connected perpendicularly with end plate 7, insert through inserted bar 8 and rotate handle bar 5 after 4 oil inlets realize the installation and the dismantlement of check valve.
Furthermore, a guide frustum 9 is arranged at the tip of the insertion rod 8, and the insertion rod is inserted into the oil inlet 4 of the connecting body 3 through the guide frustum 9.
The valve core and the valve body 1 of the check valve are the prior art capable of realizing one-way flow of liquid, and are not described herein.
The utility model discloses when using, install this check valve in the position that needs the installation, insert 4 positions of oil inlet on the connector 3 through inserted bar 8 on the installation extracting tool, then rotatory install the check valve, this installation extracting tool of rethread is dismantled the check valve, for improving maintenance efficiency, reduces work load, can save time like this, can protect the check valve again and not receive the damage.
Because originally dismantle the check valve with a word screwdriver, if the check valve screw thread is too tight, cause the destruction of check valve word opening part easily, a word screwdriver skids and can't dismantle the check valve, only can the destructive brill get, consumed the spare parts, also consumed the labour greatly, hinder operating time, use special installation extracting tool after, generally can accomplish in 5 minutes, saved the spare parts expense promptly, saved labour cost and operating time again, improved work efficiency greatly, the utility model discloses owing to adopt above-mentioned structure, have simple structure, convenient to use, dismantle efficient, dismantle effectual, be convenient for install and dismantle advantages such as.
Claims (3)
1. A check valve is provided with a check valve core and a valve body, wherein an oil inlet hole and an oil outlet hole are formed in the valve body, the check valve core is arranged inside the valve body and blocks the oil outlet hole, lubricating oil enters the valve body through the oil inlet hole in the valve body, the valve core is opened by the lubricating oil through pressure so as to realize one-way oil inlet, the valve core automatically returns to prevent the reverse backflow of the lubricating oil after the oil inlet is completed, the oil inlet hole is formed in the side face of the valve body, a connector with the diameter larger than that of the valve body is arranged at the rear end of the valve body, the middle of the connector is connected with the valve body, external threads are arranged on the edge of the connector, 3-6 oil inlets are uniformly distributed on the circumference of the end face of the connector, the connector installs the check valve on an oil inlet channel of equipment through the external threads, and the lubricating oil enters through the oil inlet hole in the valve body after being input through the oil inlets.
2. The check valve of claim 1, wherein 6 oil inlets are uniformly distributed on the circumference of the end surface of the connecting body.
3. The utility model provides a dismantle specialized tool that is used for check valve of claim 1 or 2, this check valve extracting tool of its characterized in that includes handle bar, insert the pole, end plate, inserted bar, the one end of inserting the pole is connected with handle bar middle part is perpendicular, the other end of handle bar is connected with the end plate, the inserted bar that the hydraulic fluid port position is the same on end plate side equipartition and the connector, the inserted bar is connected with the end plate is perpendicular, inserts the installation and the dismantlement of rotatory handle bar realization check valve behind the oil inlet through the inserted bar.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022657905.XU CN214560544U (en) | 2020-11-17 | 2020-11-17 | Check valve and special tool for disassembling check valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022657905.XU CN214560544U (en) | 2020-11-17 | 2020-11-17 | Check valve and special tool for disassembling check valve |
Publications (1)
Publication Number | Publication Date |
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CN214560544U true CN214560544U (en) | 2021-11-02 |
Family
ID=78324535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202022657905.XU Active CN214560544U (en) | 2020-11-17 | 2020-11-17 | Check valve and special tool for disassembling check valve |
Country Status (1)
Country | Link |
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CN (1) | CN214560544U (en) |
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2020
- 2020-11-17 CN CN202022657905.XU patent/CN214560544U/en active Active
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