CN210830466U - Rubber seal prevents extruding positioning mechanism - Google Patents
Rubber seal prevents extruding positioning mechanism Download PDFInfo
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- CN210830466U CN210830466U CN201921641885.8U CN201921641885U CN210830466U CN 210830466 U CN210830466 U CN 210830466U CN 201921641885 U CN201921641885 U CN 201921641885U CN 210830466 U CN210830466 U CN 210830466U
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- connecting piece
- fastening bolt
- rubber seal
- groove
- shell
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Abstract
The utility model discloses a rubber seal's prevent extruding positioning mechanism, including shell, first connecting piece and second connecting piece, the second connecting piece sets up the inside at the shell, first connecting piece sets up between shell and second connecting piece, just the upper surface contact of first connecting piece and second connecting piece, the through-hole has been seted up on the shell, be provided with fastening bolt in the through-hole, the upper surface of first connecting piece is seted up flutedly, the recess is the flat mouthful structure, the bottom of recess is provided with rubber seal, the rubber seal upper surface is provided with the packing ring, rubber seal and packing ring cup articulate in fastening bolt's the outside. The utility model discloses a set up the recess into the flat structure, make to connect better between rubber seal, packing ring, fastening bolt, first connecting piece, the second connecting piece, solved when utilizing fastening bolt to lock, rubber seal is easily by the phenomenon of leaking the extrusion outward.
Description
Technical Field
The utility model belongs to the technical field of the axial-flow pump, concretely relates to rubber seal prevents extruding positioning mechanism.
Background
The axial flow pump is a pump for conveying liquid in the axial direction by the action force of the blades of the rotating impeller on the liquid, and there are vertical, horizontal, inclined and through-flow pumps. Ports of grooves of some elements in the axial flow pump are generally in an inclined chamfer form in the original design, when the axial flow pump is positioned and locked, the rubber sealing rings are easily extruded and leak outwards, a good sealing effect cannot be achieved, and when the internal pressure rises, the axial flow pump is easily leaked from the positions of bolts.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rubber seal prevents extruding positioning mechanism, through setting up the recess into the flat mouthful structure, it is better to make the connection between rubber seal, the packing ring, fastening bolt, first connecting piece, the second connecting piece, when utilizing fastening bolt to lock, fastening bolt extrudees the packing ring downwards, the packing ring can extrude rubber seal downwards, when utilizing fastening bolt to lock, rubber seal is easily by the phenomenon of leaking and extruding outward, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rubber seal's anti-extrusion positioning mechanism, includes shell, first connecting piece and second connecting piece, the second connecting piece sets up the inside at the shell, first connecting piece sets up between shell and second connecting piece, just the upper surface contact of first connecting piece and second connecting piece, the through-hole has been seted up on the shell, be provided with fastening bolt in the through-hole, the upper surface of first connecting piece is seted up flutedly, the recess is flat mouthful of structure, the bottom of recess is provided with rubber seal, rubber seal upper surface is provided with the packing ring, rubber seal and packing ring cup snare joint are in fastening bolt's the outside, first screw hole has been seted up to the inside intercommunication of recess, the second screw hole has been seted up on the second connecting piece, fastening bolt and first screw hole and the equal threaded connection of second screw hole.
Preferably, the first connecting piece is provided with a sliding groove, the sliding groove is formed in two sides of the groove, the two sides of the gasket are integrally formed with a convex block, and the convex block is arranged in the sliding groove in a sliding mode.
Preferably, the cross section of the rubber sealing ring is of a circular structure.
Preferably, the top of the fastening bolt is provided with an installation groove, and the installation groove is of a regular hexagon structure.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the recess into the flat structure, make and connect better between rubber seal, packing ring, fastening bolt, first connecting piece, the second connecting piece, when utilizing fastening bolt to lock, fastening bolt extrudees the packing ring downwards, and the packing ring can extrude rubber seal downwards, has solved when utilizing fastening bolt to lock, and rubber seal is easily leaked the phenomenon of extruding outward.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the point B of FIG. 2 according to the present invention;
fig. 4 is a top view of the fastening bolt of the present invention.
In the figure: 1. a housing; 2. a first connecting member; 3. a second connecting member; 4. a through hole; 5. fastening a bolt; 6. a groove; 7. a rubber seal ring; 8. a gasket; 9. a first threaded hole; 10. a second threaded hole; 11. A chute; 12. a bump; 13. and (4) mounting the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an anti-extrusion positioning mechanism of a rubber sealing ring comprises a shell 1, a first connecting piece 2 and a second connecting piece 3, wherein the second connecting piece 3 is arranged inside the shell, the first connecting piece 2 is arranged between the shell 1 and the second connecting piece 3, the upper surface of the first connecting piece 2 is in contact with the upper surface of the second connecting piece 3, a through hole 4 is formed in the shell 1, a fastening bolt 5 is arranged in the through hole 4, a groove 6 is formed in the upper surface of the first connecting piece 2, the groove 6 is of a flat structure, a rubber sealing ring 7 is arranged at the bottom of the groove 6, the cross section of the rubber sealing ring 7 is of a circular structure, a gasket 8 is arranged on the upper surface of the rubber sealing ring 7, and the rubber sealing ring 7 and the gasket 8 are sleeved on;
in order to avoid the gasket 8 from moving out of the groove 6 and the rubber sealing ring 7 from moving out of the groove 6, the first connecting piece 2 is provided with a sliding groove 11, the sliding groove 11 is arranged at two sides of the groove 6, the two sides of the gasket 8 are integrally formed with a convex block 12, the convex block 12 is arranged in the sliding groove 11 in a sliding manner, and the gasket 8 can conveniently compress the rubber sealing ring 7 by sliding the convex block 12 in the sliding groove 11;
The structure principle is as follows: the utility model discloses a set up recess 6 into the flat structure, make and connect between rubber seal 7, packing ring 8, fastening bolt 5, first connecting piece 2, the second connecting piece 3 better, when utilizing fastening bolt 5 to lock, fastening bolt 5 extrudees packing ring 8 downwards, and packing ring 8 can extrude rubber seal 7 downwards, has solved when utilizing fastening bolt 5 to lock, and rubber seal 7 is easily by the phenomenon of leaking and extruding outward.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a rubber seal's location mechanism that prevents extruding, includes shell (1), first connecting piece (2) and second connecting piece (3), its characterized in that: the second connecting piece (3) is arranged inside the shell (), the first connecting piece (2) is arranged between the shell (1) and the second connecting piece (3), the first connecting piece (2) is in contact with the upper surface of the second connecting piece (3), a through hole (4) is formed in the shell (1), a fastening bolt (5) is arranged in the through hole (4), a groove (6) is formed in the upper surface of the first connecting piece (2), the groove (6) is of a flat structure, a rubber sealing ring (7) is arranged at the bottom of the groove (6), a gasket (8) is arranged on the upper surface of the rubber sealing ring (7), the rubber sealing ring (7) and the gasket (8) are sleeved outside the fastening bolt (5), a first threaded hole (9) is formed in the groove (6) in a communicated manner, a second threaded hole (10) is formed in the second connecting piece (3), the fastening bolt (5) is in threaded connection with the first threaded hole (9) and the second threaded hole (10).
2. The anti-extrusion positioning mechanism of a rubber sealing ring according to claim 1, characterized in that: the connecting structure is characterized in that a sliding groove (11) is formed in the first connecting piece (2), the sliding groove (11) is formed in two sides of the groove (6), a convex block (12) is integrally formed in two sides of the gasket (8), and the convex block (12) is arranged in the sliding groove (11) in a sliding mode.
3. The anti-extrusion positioning mechanism of a rubber sealing ring according to claim 1, characterized in that: the cross section of the rubber sealing ring (7) is of a circular structure.
4. The anti-extrusion positioning mechanism of a rubber sealing ring according to claim 1, characterized in that: the top of the fastening bolt (5) is provided with a mounting groove (13), and the mounting groove (13) is of a regular hexagon structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921641885.8U CN210830466U (en) | 2019-09-29 | 2019-09-29 | Rubber seal prevents extruding positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921641885.8U CN210830466U (en) | 2019-09-29 | 2019-09-29 | Rubber seal prevents extruding positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210830466U true CN210830466U (en) | 2020-06-23 |
Family
ID=71252160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921641885.8U Active CN210830466U (en) | 2019-09-29 | 2019-09-29 | Rubber seal prevents extruding positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210830466U (en) |
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2019
- 2019-09-29 CN CN201921641885.8U patent/CN210830466U/en active Active
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