CN112993917B - Rubber seal assembly - Google Patents
Rubber seal assembly Download PDFInfo
- Publication number
- CN112993917B CN112993917B CN202110148586.6A CN202110148586A CN112993917B CN 112993917 B CN112993917 B CN 112993917B CN 202110148586 A CN202110148586 A CN 202110148586A CN 112993917 B CN112993917 B CN 112993917B
- Authority
- CN
- China
- Prior art keywords
- ring
- rubber
- rubber ring
- annular base
- inclined block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000013016 damping Methods 0.000 claims abstract description 14
- 240000007643 Phytolacca americana Species 0.000 claims abstract description 6
- 235000009074 Phytolacca americana Nutrition 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/013—Sealing means for cable inlets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
Abstract
The invention discloses a rubber sealing assembly, which is characterized by comprising a rubber ring, wherein an annular base is fixed on one side of the rubber ring, one end, far away from the rubber ring, of the annular base is connected with a rotating ring through threads, and the rubber ring, the annular base and the rotating ring are sequentially communicated; the annular base is internally provided with a first inclined block which slides radially, the first inclined block is provided with an axial slideway, the slideway slides with a poking rod which extends into the inner ring of the rubber ring, the poking rod is fixed with a damping piece, and the damping piece is attached to the slideway to limit the poking rod to slide freely; the annular base is sleeved with a pushing ring, and the rotating ring is in abutting connection with the pushing ring so as to push the pushing ring to the direction of the rubber ring; the pushing ring is fixed with a second inclined block which is abutted against the first inclined block; when the swivel ring is screwed into the annular base, the second inclined block pushes the first inclined block to move radially outwards to realize that the poking rod pokes the inner ring of the rubber ring, so that the basis of ensuring good sealing performance of the rubber ring to the cable is achieved, and the cable can conveniently pass through the rubber ring.
Description
Technical Field
The present invention relates to a seal assembly, and more particularly, to a rubber seal assembly.
Background
In the existing distribution box equipment, after the electric elements in the distribution box are installed, a cable can penetrate through a threading hole of the distribution box, in order to avoid penetrating water into the distribution box from the threading hole, a rubber ring with smaller aperture is clamped in the threading hole in a common mode, the elastic rubber ring can be stretched after the cable penetrates into the rubber ring, and sealing is achieved by tensioning the inner ring of the rubber ring and the edge of the cable, so that water stains are difficult to penetrate from the edges of the cable and the rubber ring.
However, when the rubber ring with smaller aperture is used for threading and sealing, the rubber ring is always positioned on the surface of the tensioning cable because the cable of the cable is longer, the resistance of the cable when moving in the rubber ring is increased, and the working difficulty of workers for threading the cable in the rubber ring is increased.
Disclosure of Invention
The invention aims to provide a rubber sealing assembly, which enlarges the perforation of a rubber ring by using a rotary driving mode, is convenient for a cable to conveniently pass through the rubber ring, and then pushes a poke rod to separate the poke rod from the rubber ring, so that the rubber ring can still tightly seal the cable, and the cable can conveniently pass through the rubber ring on the basis of ensuring good sealing performance of the rubber ring on the cable.
The technical aim of the invention is realized by the following technical scheme:
the rubber sealing assembly comprises a rubber ring, wherein an annular base is fixed on one side of the rubber ring, one end, far away from the rubber ring, of the annular base is connected with a rotary ring through threads, and the rubber ring, the annular base and the rotary ring are sequentially communicated; the annular base is internally provided with a first inclined block which slides radially, the first inclined block is provided with an axial slideway, the slideway slides with a poking rod which extends into the inner ring of the rubber ring, the poking rod is fixed with a damping piece, and the damping piece is attached to the slideway to limit the poking rod to slide freely; the annular base is sleeved with a pushing ring, and the rotating ring is in abutting connection with the pushing ring so as to push the pushing ring to the direction of the rubber ring; the pushing ring is fixed with a second inclined block which is abutted against the first inclined block; when the rotary ring is screwed into the annular base, the second inclined block pushes the first inclined block to move radially outwards so as to realize that the poking rod pokes out the inner ring of the rubber ring.
Through adopting above-mentioned technical scheme, the rubber circle is arranged in the card to the through wires hole of motor cabinet, and the annular base is arranged in the motor cabinet outside, through the rotation of swivel ring, impel the ring, and then the second is inclined the piece and promote first inclined the piece, thereby the inner circle hole of rubber circle is propped big with the outer ring hole of rubber circle to the stirring rod on the first inclined the piece, afterwards the cable passes the rubber circle after propping big, afterwards the user promotes down the stirring rod in the motor cabinet, make stirring rod and rubber circle separation, the rubber circle is sealed with the outside edge tensioning of cable because self elasticity.
The damping piece has the advantages that when the poking rod is used for expanding the rubber ring, the poking rod cannot be freely separated along the slideway, and artificial pushing is enough to overcome the damping force of the damping piece on the slideway, and the separation between the poking rod and the rubber ring in the later stage can be met.
Preferably, the annular base is internally provided with a radial slide rail, the first inclined block slides in the slide rail, the slide rail is internally provided with a spring, and the spring is abutted against the first inclined block to drive the first inclined block to move towards the inner ring of the rubber ring.
Through adopting above-mentioned technical scheme, after the rubber circle is separated to the poking rod, the spring can promote first sloping block and move towards the axle center for the poking rod can the centre gripping cable after breaking away from the rubber circle the surface, has certain centre gripping effect to the cable.
And the cooperation of spring and slide rail can make first sloping block along the radial stable slip of rubber circle.
In this document: radial refers to the radial direction of the rubber ring; the axial direction refers to the axial direction of the rubber ring.
Preferably, the pushing ring is provided with a rolling steel ball which is in abutting connection with the rotating ring.
By adopting the technical scheme, the purpose of the steel balls is to greatly reduce the friction force of the rotating ring and the pushing ring during relative rotation.
Preferably, the number of the steel balls is at least 3, and the steel balls are arranged at equal intervals along the circumferential direction of the rubber ring.
By adopting the technical scheme, the effect of arranging the steel balls is better.
Preferably, the number of the first inclined blocks is at least 3, and the first inclined blocks are arranged at equal intervals along the circumferential direction of the rubber ring.
By adopting the technical scheme, the effect of arranging the first inclined blocks in this way is better.
Preferably, the toggle rod is installed near the one end of rubber circle and is bent rod, and the protruding one side laminating rubber circle's of bent rod inner ring border.
By adopting the technical scheme, the contact area between the bent rod and the rubber ring is increased, so that the supported amplitude of the rubber ring is increased; secondly, after the poking rod breaks away from the rubber ring, the contact area of the bending rod and the cable is also increased, and the cable can be clamped more stably.
Preferably, the outer ring of the rubber ring is provided with an embedded groove.
By adopting the technical scheme, the cabinet board of the embedded groove power supply cabinet is clamped in.
Preferably, the annular base is externally fixed with a bayonet for insertion into an electrical cabinet.
By adopting the technical scheme, the electric cabinet is provided with the jack firstly, and the inserting rod is inserted with the jack on the electric cabinet, so that the annular base is fixed with the electric cabinet.
Preferably, the insert rod is L-shaped as a whole.
By adopting the technical scheme, the L-shaped convenient inserting rod is inserted into the electrical cabinet.
Drawings
FIG. 1 is a cross-sectional view of an embodiment where the cable is not inserted into a rubber seal;
FIG. 2 is a schematic view showing the structure of the rotating ring and the thrust ring in an exploded state in the embodiment;
FIG. 3 is a schematic diagram showing the positional relationship of the first swash block, the slide rail and the spring in the embodiment;
FIG. 4 is a cross-sectional view of the embodiment in which the tap lever is snapped into the rubber ring after the cable is inserted into the rubber seal;
fig. 5 is a cross-sectional view of the embodiment with the tap lever disengaged from the rubber ring after insertion of the cable into the rubber seal.
In the figure:
11. a rotating ring; 12. a propulsion ring; 13. an annular base; 14. a rubber ring;
21. a first sloping block; 22. a slideway; 23. a damping member; 24. a toggle rod; 25. bending a rod;
3. a second sloping block;
41. a slide rail; 42. a spring;
5. steel balls; 6. an embedding groove; 7. a rod;
8. and (3) a cable.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
An embodiment, referring to fig. 1-3, of a rubber sealing assembly, including a rubber ring 14, where the rubber ring 14 is in a circular shape, an outer ring of the rubber ring 14 is thicker, and an inner ring of the rubber ring 14 is smaller than a cable 8, so that after the rubber ring 14 is sleeved on the cable 8, the cable 8 is tightly sealed by the inner ring of the rubber ring 14, and of course, in this state, the friction resistance of the cable 8 moving on the rubber ring 14. The embedded groove 6 is formed in the outer ring of the rubber ring 14, the embedded groove 6 is annular, and the edge of the threading hole of the electric cabinet can be conveniently clamped into the embedded groove 6.
An annular base 13 is fixed on one side of the rubber ring 14 in a hot melting way, and the annular base 13 is also in a circular ring shape; one end of the annular base 13 far away from the rubber ring 14 is in threaded connection with the rotary ring 11; the rubber ring 14, the annular base 13 and the rotary ring 11 are sequentially communicated, and the annular base 13 and the rotary ring 11 are arranged on the outer side of the electric cabinet; the annular base 13 is sleeved with a pushing ring 12, the pushing ring can move in the axial direction of the annular base 13, and the pushing ring 12 and the rotary ring 11 are in abutting connection with each other, so that when the rotary ring 11 rotates and pushes in the direction of the rubber ring 14, the pushing ring 12 can synchronously move towards the rubber ring 14; the pushing ring 12 is provided with a rolling steel ball 5, and the steel ball 5 is in abutting connection with the rotating ring 11; the number of the steel balls 5 is 12 and the steel balls 5 are equally spaced along the circumferential direction of the rubber ring 14.
The second inclined block 3 is fixed on the surface of the pushing ring 12 facing the rubber ring 14, and the second inclined block 3 is also annular.
The annular base 13 is internally provided with first inclined blocks 21 sliding radially, the number of the first inclined blocks 21 is 3, the first inclined blocks 21 are arranged at equal intervals along the circumferential direction of the rubber ring 14, and the second inclined blocks 3 and the first inclined blocks 21 are attached to each other.
A radial slide rail 41 is arranged in the annular base 13, and the slide rail 41 is a concave groove body; the first inclined block 21 slides in the sliding rail 41, a spring 42 is arranged in the sliding rail 41, one end of the spring 42 is abutted against the first inclined block 21, and the other end of the spring 42 is abutted against the inner wall of the annular base 13; under the elastic force of the spring 42, the first inclined block 21 receives the elastic force to have a tendency to move toward the center of the rubber ring 14.
When the second inclined block 3 moves towards the rubber ring 14, the first inclined block 21 is pushed to move towards the outer edge of the annular base 13, so that the toggle rod 24 on the first inclined block 21 toggles the rubber ring 14 outwards.
The first inclined block 21 is provided with an axial slideway 22, the slideway 22 slides with a poking rod 24 extending into the inner ring of the rubber ring 14, and the slideway 22 is sleeved on the poking rod 24; the toggle rod 24 is fixed with a circle of damping piece 23, the damping piece 23 is a rubber sheet which is hot-melted on the periphery of the toggle rod 24, because the damping piece 23 is attached to the slideway 22, the friction resistance between the damping piece 23 and the slideway 22 can limit the free sliding of the toggle rod 24;
the toggle rod 24 is installed the bent rod 25 near the one end of rubber circle 14, and the protruding one side of bent rod 25 laminating rubber circle 14's inner ring border.
The outside of the annular base 13 is fixedly provided with the inserted link 7 for being inserted into the electric cabinet, the inserted link 7 is L-shaped integrally, the jack is firstly formed in the electric cabinet, and the inserted link 7 is inserted into the jack on the electric cabinet, so that the annular base 13 is fixed with the electric cabinet.
In the working principle, in fig. 1, the cable 8 is not inserted into the rubber ring 14 yet, the poking rod 24 is inserted into the inner ring of the rubber ring 14, then the rotary ring 11 is screwed in, the second inclined block 3 pushes the first inclined block 21 to move towards the outside of the rubber ring 14, and the poking rod 24 also pokes the inner ring of the rubber ring 14 to be outwards spread, so that the inner ring of the rubber ring 14 is spread; when the inner ring of the rubber ring 14 is free for the cable 8 to come out, the rotating ring stops rotating as shown in fig. 4.
After the cable 8 is installed in the motor cabinet, a worker only lightly pushes the poking rod 24 in the motor cabinet, the poking rod 24 slides in along the slideway 22 in fig. 3, and the poking rod 24 is separated from the rubber ring 14, and the thickness of the cabinet plate of the motor cabinet is 1-2mm, so that the operation is very simple; as shown in fig. 5, the toggle lever 24 is separated from the rubber ring 14, so that the cable 8 can be clamped, and the cable 8 is kept stable.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (9)
1. A rubber seal assembly, characterized by: the device comprises a rubber ring (14), wherein an annular base (13) is fixed on one side of the rubber ring (14), one end, far away from the rubber ring (14), of the annular base (13) is connected with a rotary ring (11) through threads, and the rubber ring (14), the annular base (13) and the rotary ring (11) are sequentially communicated;
a first inclined block (21) which slides radially is arranged in the annular base (13), an axial slideway (22) is arranged on the first inclined block (21), a poking rod (24) which stretches into the inner ring of the rubber ring (14) is slipped on the slideway (22), a damping piece (23) is fixed on the poking rod (24), and the damping piece (23) is attached to the slideway (22) to limit the poking rod (24) to slide freely;
the annular base (13) is sleeved with a pushing ring (12), and the rotating ring (11) is in abutting connection with the pushing ring (12) so as to push the pushing ring (12) to the direction of the rubber ring (14);
the pushing ring (12) is fixed with a second inclined block (3) which is in conflict with the first inclined block (21);
when the rotary ring (11) is screwed into the annular base (13), the second inclined block (3) pushes the first inclined block (21) to move radially outwards so as to realize that the poking rod (24) pokes out the inner ring of the rubber ring (14).
2. A rubber seal assembly as in claim 1 wherein: the annular base (13) is internally provided with a radial sliding rail (41), the first inclined block (21) slides in the sliding rail (41), the sliding rail (41) is internally provided with a spring (42), and the spring (42) is abutted against the first inclined block (21) to drive the first inclined block (21) to move towards the inner ring of the rubber ring (14).
3. A rubber seal assembly as in claim 2 wherein: the pushing ring (12) is provided with a rolling steel ball (5), and the steel ball (5) is in abutting connection with the rotating ring (11).
4. A rubber seal assembly according to claim 3, wherein: the number of the steel balls (5) is at least 3, and the steel balls (5) are arranged at equal intervals along the circumferential direction of the rubber ring (14).
5. A rubber seal assembly as in claim 4 wherein: the number of the first inclined blocks (21) is at least 3, and the first inclined blocks (21) are arranged at equal intervals along the circumferential direction of the rubber ring (14).
6. A rubber seal assembly as in claim 5 wherein: one end of the toggle rod (24) close to the rubber ring (14) is provided with a bent rod (25), and one convex surface of the bent rod (25) is attached to the inner ring edge of the rubber ring (14).
7. A rubber seal assembly as in claim 6 wherein: an embedded groove (6) is formed in the outer ring of the rubber ring (14).
8. A rubber seal assembly as in claim 1 wherein: the outside of the annular base (13) is fixed with a plug-in rod (7) for being inserted into the electric cabinet.
9. A rubber seal assembly as in claim 8 wherein: the whole inserted link (7) is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110148586.6A CN112993917B (en) | 2021-02-03 | 2021-02-03 | Rubber seal assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110148586.6A CN112993917B (en) | 2021-02-03 | 2021-02-03 | Rubber seal assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112993917A CN112993917A (en) | 2021-06-18 |
| CN112993917B true CN112993917B (en) | 2024-03-22 |
Family
ID=76346394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110148586.6A Active CN112993917B (en) | 2021-02-03 | 2021-02-03 | Rubber seal assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112993917B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116267881A (en) * | 2022-10-28 | 2023-06-23 | 贵州电网有限责任公司 | Small animal prevention device for power distribution cabinet |
| CN115468710B (en) * | 2022-11-01 | 2023-03-24 | 昆山佰易仪器设备有限公司 | Air tightness testing device and air tightness testing method |
| CN117134236B (en) * | 2023-07-25 | 2024-03-26 | 国网安徽省电力有限公司望江县供电公司 | Photovoltaic energy storage equipment for low-voltage distribution network |
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| CN210780037U (en) * | 2019-11-12 | 2020-06-16 | 杭州鼎新建科实业有限公司 | Power cable's block structure |
| CN210693425U (en) * | 2019-12-01 | 2020-06-05 | 青岛航天特种电缆有限公司 | Flexible cable connecting device with sealing structure |
| CN111009774A (en) * | 2019-12-13 | 2020-04-14 | 国网山东省电力公司烟台供电公司 | Insulating protective cover for high-voltage metering box |
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|---|---|
| CN112993917A (en) | 2021-06-18 |
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