CN216967646U - Tool for dismantling valve rod sealing ring - Google Patents
Tool for dismantling valve rod sealing ring Download PDFInfo
- Publication number
- CN216967646U CN216967646U CN202220564756.9U CN202220564756U CN216967646U CN 216967646 U CN216967646 U CN 216967646U CN 202220564756 U CN202220564756 U CN 202220564756U CN 216967646 U CN216967646 U CN 216967646U
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- plectane
- valve rod
- tool
- bolt
- hole
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Abstract
The utility model discloses a tool for disassembling a valve rod sealing ring, and relates to the technical field of sealing ring disassembly. The beneficial effects are that: through the ingenious design of three screw lead screw, insert the awl point of screw lead screw on the sealing washer body in proper order earlier, then make the lower extreme of bolt be located the upper end of valve rod, rotate the bolt, keep the bolt height unchangeable, can make the nut rebound, the nut can drive down the plectane, go up the plectane, spliced pole and the whole rebound of three screw lead screw, and then can make the sealing washer body rebound, can be convenient take out the sunken position of sealing washer body from the box, and not fragile regenerator's box, therefore, the clothes hanger is strong in practicability.
Description
Technical Field
The utility model relates to the technical field of seal ring disassembly, in particular to a tool for disassembling a valve rod seal ring.
Background
The box body sealing ring is used for sealing the valve rod of the tail gas poker valve, has the main function of sealing, and prevents gas leakage in the box body; the mounting position of the box body sealing ring is generally at a sunken part of the box body, the box body sealing ring is difficult to take out during replacement, a proper tool is not provided, a screwdriver or a self-made small crow bar is generally utilized, the sealing ring body is inconvenient to take out, and the box body of the regenerative furnace is easy to damage when the sealing ring body is taken out.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provide a tool for removing a valve rod sealing ring.
The utility model achieves the above purpose through the following technical scheme:
the utility model provides a demolish valve rod seal's instrument, includes lower plectane and last plectane, first through-hole has been seted up at the center of lower plectane, the second through-hole has been seted up at the center of going up the plectane, the plectane passes through the coaxial fixed connection of spliced pole with last plectane down, the upper end center fixedly connected with nut of going up the plectane, the axis of nut all coincides with first through-hole and second through-hole, nut threaded connection has the bolt, the even threaded connection of circumference has three screw lead screw down plectane and last plectane, the lower extreme integrated into one piece of screw lead screw has the awl point.
Preferably, the bolt has a diameter smaller than that of the first through hole.
Preferably, the lower end of the bolt is in contact with the upper end of a valve rod, and the valve rod penetrates through the upper part of the first through hole.
Preferably, the valve rod and the sealing ring body are coaxially arranged.
Preferably, the diameters of the lower circular plate and the upper circular plate are equal to the diameter of the seal ring body.
Preferably, the number of the connecting columns is three, and the connecting columns are uniformly and fixedly connected between the lower circular plate and the upper circular plate along the circumference.
Preferably, the upper end of the threaded lead screw is provided with a handle.
The beneficial effects are that: through the ingenious design of three screw lead screw, insert the awl point of screw lead screw on the sealing washer body in proper order earlier, then make the lower extreme of bolt be located the upper end of valve rod, rotate the bolt, keep the bolt height unchangeable, can make the nut rebound, the nut can drive down the plectane, go up the plectane, spliced pole and the whole rebound of three screw lead screw, and then can make the sealing washer body rebound, can be convenient take out the sunken position of sealing washer body from the box, and not fragile regenerator's box, therefore, the clothes hanger is strong in practicability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described 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 creative efforts.
FIG. 1 is a schematic perspective view of a tool for removing a stem gasket according to the present invention;
fig. 2 is a front view of the tool for removing the valve stem sealing ring according to the utility model.
The reference numerals are explained below:
1. a lower circular plate; 101. a first through hole; 2. an upper circular plate; 201. a second through hole; 3. a threaded lead screw; 301. a handle; 302. a conical tip; 4. a bolt; 5. a nut; 6. connecting columns; 7. a valve stem; 8. the sealing washer body.
Detailed Description
The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:
referring to fig. 1-2, a tool for removing a valve rod sealing ring comprises a lower circular plate 1 and an upper circular plate 2, wherein a first through hole 101 is formed in the center of the lower circular plate 1, a second through hole 201 is formed in the center of the upper circular plate 2, the lower circular plate 1 and the upper circular plate 2 are coaxially and fixedly connected through a connecting column 6, three threaded holes are uniformly formed in the lower circular plate 1 and the upper circular plate 2 along the circumference respectively, each threaded hole of the lower circular plate 1 is coaxially arranged with each threaded hole of the upper circular plate 2 and is conveniently in threaded connection with a threaded lead screw 3, a nut 5 is fixedly connected to the center of the upper end of the upper circular plate 2, the nut 5 is used for being matched with a bolt 4, the axis of the nut 5 is coincided with the first through hole 101 and the second through hole 201, the nut 5 is in threaded connection with a bolt 4, the bolt 4 is used for being matched with the nut 5 to move the nut 5 upwards, and the lower circular plate 1 and the upper circular plate 2 are uniformly in threaded connection with three threaded lead screws 3 along the circumference, the threaded lead screws 3 are used for taking out the sealing ring body 8, the three threaded lead screws 3 are simultaneously inserted into the sealing ring body 8, the sealing ring body 8 is convenient to take out of a concave part of the box body, and the conical tips 302 are integrally formed at the lower ends of the threaded lead screws 3 and are convenient to insert into the sealing ring body 8;
the diameter of the bolt 4 is smaller than that of the first through hole 101, so that the lower end of the bolt 4 can penetrate through the first through hole 101, and the lower end of the bolt 4 is positioned on the valve rod 7;
the lower end of the bolt 4 is contacted with the upper end of the valve rod 7, (the lower end of the valve rod 7 is arranged in the box body, the valve rod 7 is drawn for clearly displaying the position relation of the valve rod 7 and the bolt 4), and the valve rod 7 penetrates to the upper part of the first through hole 101;
the valve rod 7 and the sealing ring body 8 are coaxially arranged, and the sealing ring body 8 is made of rubber;
the diameters of the lower circular plate 1 and the upper circular plate 2 are equal to the diameter of the sealing ring body 8, so that the threaded screw rod 3 is convenient to move downwards, and the box body of the regenerative furnace is prevented from being damaged;
the three connecting columns 6 are uniformly and fixedly connected between the lower circular plate 1 and the upper circular plate 2 along the circumference, so that the lower circular plate 1 and the upper circular plate 2 can be conveniently connected;
the upper end of the threaded screw rod 3 is provided with a handle 301 which facilitates the rotation of the threaded screw rod 3.
The working principle is as follows: when the sealing ring body 8 in the concave part of the box body needs to be taken out, the axial line of the lower circular plate 1 is superposed with the axial line of the valve rod 7 on the box body, then the lower circular plate 1 is sleeved on the valve rod 7 through the first through hole 101 and continuously moves downwards until the upper end of the valve rod 7 is superposed with the lower end of the bolt 4, then the threaded lead screws 3 are sequentially rotated until the conical tips 302 of the three threaded lead screws 3 are inserted on the sealing ring body 8, then the bolt 4 is rotated, the lower end of the bolt 4 is always coincided with the upper end of the valve rod 7 in the rotating process, namely, the height of the bolt 4 is kept unchanged, the nut 5 can rise under the action of the rotation of the bolt 4, the nut 5 can drive the upper circular plate 2, the lower circular plate 1, the connecting column 6 and the three threaded screws 3 to integrally move upwards in the rising process, further, the seal ring body 8 can be moved upward, and the seal ring body 8 can be taken out.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (7)
1. The utility model provides a demolish instrument of valve rod sealing washer, includes down plectane (1) and last plectane (2), first through-hole (101) have been seted up at the center of plectane (1) down, second through-hole (201), its characterized in that have been seted up at the center of going up plectane (2): lower plectane (1) and last plectane (2) are through the coaxial fixed connection of spliced pole (6), go up the upper end center fixedly connected with nut (5) of plectane (2), the axis of nut (5) all coincides with first through-hole (101) and second through-hole (201), nut (5) threaded connection has bolt (4), plectane (1) and last plectane (2) have three screw lead screw (3) along the even threaded connection of circumference down, the lower extreme integrated into one piece of screw lead screw (3) has awl point (302).
2. The tool for removing the stem gasket of claim 1, wherein: the diameter of the bolt (4) is smaller than that of the first through hole (101).
3. The tool for removing the stem gasket of claim 1, wherein: the lower end of the bolt (4) is in contact with the upper end of the valve rod (7), and the valve rod (7) penetrates through the upper portion of the first through hole (101).
4. A tool for removing a stem gasket according to claim 3, wherein: the valve rod (7) and the sealing ring body (8) are coaxially arranged.
5. The tool for removing the valve stem gasket as recited in claim 4, wherein: the diameters of the lower circular plate (1) and the upper circular plate (2) are equal to the diameter of the sealing ring body (8).
6. The tool for removing the stem gasket of claim 1, wherein: the number of the connecting columns (6) is three, and the connecting columns are uniformly and fixedly connected between the lower circular plate (1) and the upper circular plate (2) along the circumference.
7. The tool for removing the stem gasket of claim 1, wherein: the upper end of the threaded screw rod (3) is provided with a handle (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220564756.9U CN216967646U (en) | 2022-03-16 | 2022-03-16 | Tool for dismantling valve rod sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220564756.9U CN216967646U (en) | 2022-03-16 | 2022-03-16 | Tool for dismantling valve rod sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216967646U true CN216967646U (en) | 2022-07-15 |
Family
ID=82360070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220564756.9U Active CN216967646U (en) | 2022-03-16 | 2022-03-16 | Tool for dismantling valve rod sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216967646U (en) |
-
2022
- 2022-03-16 CN CN202220564756.9U patent/CN216967646U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |