CN219605772U - Rubber sealing and fastening structure for metal tool and metal tool connecting structure - Google Patents
Rubber sealing and fastening structure for metal tool and metal tool connecting structure Download PDFInfo
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- CN219605772U CN219605772U CN202320534563.3U CN202320534563U CN219605772U CN 219605772 U CN219605772 U CN 219605772U CN 202320534563 U CN202320534563 U CN 202320534563U CN 219605772 U CN219605772 U CN 219605772U
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Abstract
The utility model discloses a rubber sealing fastening structure for a metal tool and a metal tool connecting structure, which belong to the technical field of fastening connection, and comprise a sealing piece, wherein the sealing piece comprises a cylindrical structure, the cylindrical structure is provided with a hollow through hole, a connecting piece is penetrated in the hollow through hole, and the connecting piece is fastened and connected with a fastening piece; the two ends of the cylindrical structure are fixedly provided with overhanging structures which are annular. The fastening structure penetrates into the hole of the fastened structure through the sealing piece, the connecting piece penetrates into the hollow through hole of the sealing piece, the connecting piece is not in direct contact with the fastened structure any more, and the fastened structure cannot be damaged due to the fastening of the connecting piece.
Description
Technical Field
The utility model belongs to the technical field of fastening connection, and particularly relates to a rubber sealing fastening structure for a metal tool and a metal tool connection structure.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
When the two metal tools are fastened by using the bolts for a long time, the corrosion-resistant layer on the fastened surface can be damaged under the strong fastening of the bolts, so that the joint of the metal tools is corroded; in addition, the bolts are simply used for connection and fastening, so that water flow can leak outwards along the bolts for a long time, and the bolts and the fastened metal tool are corroded. The metal tooling referred to herein includes, but is not limited to, two flange connections, two sheet metal connections, or connections between other metal tooling. The following is an illustration of two sheet metal connections.
When the two metal plates are connected, the plate surfaces of the two metal plates are attached, then bolts are penetrated into holes of the metal plates for fastening, and under the long-time use of the connecting mode, the strong fastening action of the bolts can damage the corrosion-resistant layers of the bolts and the fastened surfaces of the metal plates, so that materials are corroded; in addition, the bolts are simply used for connection, so that water flows in along the holes for a long time, and then the bolts and the fastened metal plates are corroded.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a rubber sealing fastening structure for a metal tool and a metal tool connecting structure, wherein the fastening structure penetrates into a hole of a fastened structure through a sealing element, and a connecting element penetrates into a hollow through hole of the sealing element, so that the connecting element is not in direct contact with the fastened structure any more, and the fastened structure is not damaged due to the fastening of the connecting element.
In order to achieve the above object, the present utility model is realized by the following technical scheme:
in a first aspect, the utility model provides a rubber sealing and fastening structure for a metal tool, which comprises a sealing element, wherein the sealing element comprises a cylindrical structure, the cylindrical structure is provided with a hollow through hole, a connecting element is penetrated in the hollow through hole, and the connecting element is in fastening connection with a fastening element; the two ends of the cylindrical structure are fixedly provided with overhanging structures which are annular.
As a further technical scheme, the overhanging structure is arranged by extending the edge of the tubular structure outwards along the radial direction of the tubular structure.
As a further technical scheme, the overhanging structures at two ends of the cylindrical structure are oppositely arranged, and rubber waterlines are arranged at opposite sides of the two overhanging structures.
As a further technical scheme, the longitudinal section of the sealing member is I-shaped.
As a further technical scheme, the inner diameter of the cylindrical structure is larger than the outer diameter of the connecting piece, and the diameter of the overhanging structure is larger than the diameter of the fastening piece.
As a further technical scheme, the tubular structure and the overhanging structure are of an integrated structure.
As a further technical scheme, the sealing element is made of rubber materials, the connecting element is a bolt, and the fastening element is a nut.
In a second aspect, the utility model provides a metal tooling connecting structure, which comprises a first metal tooling and a second metal tooling, wherein the first metal tooling and the second metal tooling are connected through the rubber sealing fastening structure.
As a further technical scheme, the first metal tool and the second metal tool are provided with through holes, and the rubber sealing fastening structure passes through the through holes of the first metal tool and the second metal tool; the tubular structure penetrates through the through holes of the two metal tools, the overhanging structure is attached to the surfaces of the two metal tools, and the rubber waterline is attached to the surfaces of the two metal tools.
As a further technical scheme, the outer diameter of the cylindrical structure is smaller than the diameter of the through hole of the two metal tools.
The beneficial effects of the utility model are as follows:
according to the rubber sealing fastening structure, the sealing element penetrates into the hole of the fastened structure, and the connecting element penetrates into the hollow through hole of the sealing element, so that the connecting element is not in direct contact with the fastened structure, and the fastened structure and the connecting element are not damaged due to fastening of the connecting element.
According to the rubber sealing fastening structure, the sealing element is arranged, the size of the extending structure of the sealing element is larger than the diameter of the fastening piece, the hole of the fastened structure can be completely sealed, and water flow can not corrode the connecting piece and the fastened structure in the hole.
According to the rubber sealing fastening structure, the rubber waterline is arranged on the opposite sides of the two overhanging structures, and can play a role in sealing, so that when the fastening is stressed, the rubber waterline can play a role in sealing and protecting the anti-corrosion layer of the steel plate, and the fastening service life is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic illustration of a rubber seal fastening structure according to one or more embodiments of the present utility model;
FIG. 2 is a schematic illustration of a sheet metal connection structure according to one or more embodiments of the present utility model;
in the figure: the mutual spacing or size is exaggerated for showing the positions of all parts, and the schematic drawings are used only for illustration;
the connecting piece 1, the sealing piece 2, the fastening piece 3, the tubular structure 4, the overhanging structure 5, the rubber waterline 6, the first metal plate 7 and the second metal plate 8.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
Example 1:
in an exemplary embodiment of the present utility model, as shown in fig. 1, a rubber sealing fastening structure for a metal tool is provided, which includes a connecting member 1, a sealing member 2, and a fastening member 3.
The longitudinal section of the sealing element 2 is I-shaped, the sealing element 2 is provided with a hollow through hole for the connecting element 1 to pass through, and the connecting element 1 is fastened and connected with the fastening piece 3. In this embodiment, the longitudinal section of the sealing member is the section along the axial direction thereof.
Specifically, the sealing element 2 comprises a cylindrical structure 4, and the cylindrical structure is provided with a hollow through hole for the connecting element to pass through; the two ends of the tubular structure 4 are fixedly provided with the overhanging structure 5, the overhanging structure 5 is annular, and the overhanging structure 5 is formed in an I shape by extending the edge of the tubular structure 4 outwards along the radial direction of the tubular structure.
The inner diameter of the cylindrical structure 4 of the sealing member 2 is slightly larger than the outer diameter of the connecting member 1, and the diameter of the overhanging structure 5 is slightly larger than the diameter of the fastening member 3.
The overhanging structures 5 at the two ends of the tubular structure 4 are oppositely arranged, and rubber waterline 6 is arranged at the opposite sides of the two overhanging structures 5. The rubber waterline can be provided with two or more channels, and the rubber waterline can play a role in sealing.
In a preferred embodiment, the tubular structure 4 and the overhanging structure 5 are a unitary structure.
The sealing element 2 is made of rubber material; in this embodiment, the sealing member 2 is required to be soft and flexible, and is made of, for example, natural rubber, nitrile rubber, ethylene propylene diene monomer rubber, or the like.
In this embodiment, the connecting member 1 is a bolt, the fastening member 3 is a nut, and the bolt penetrates through the hollow through hole of the sealing member 2 and is fastened with the nut to form an integral connection structure.
Example 2:
in this embodiment, a metal tooling connection structure is provided, which includes a first metal tooling and a second metal tooling, and the first metal tooling and the second metal tooling are connected through the rubber sealing fastening structure as described above.
Specifically, the first metal tool and the second metal tool are provided with through holes, and the rubber sealing fastening structure passes through the through holes of the first metal tool and the second metal tool; the outer diameter of the cylindrical structure of the sealing element 2 is slightly smaller than the diameter of the through holes of the two metal tools, the cylindrical structure 4 of the sealing element 2 penetrates through the through holes of the metal tools, the overhanging structure 5 is attached to the surface of the metal tools, and the rubber waterline 6 is attached to the surface of the metal tools.
The metal tooling connection includes, but is not limited to, two flange connections, two sheet metal connections or connections between other metal tooling, exemplified below by sheet metal connection structures;
as shown in fig. 2, the metal plate connecting structure includes a first metal plate 7, a second metal plate 8, the plate surfaces of the first metal plate 7 and the second metal plate 8 are disposed in close proximity, and the first metal plate and the second metal plate are connected by the rubber seal fastening structure as described above.
Specifically, the first metal plate 7 and the second metal plate 8 are provided with through holes, and the sealing fastening structure passes through the through holes of the first metal plate and the second metal plate; the outer diameter of the cylindrical structure of the sealing element 2 is slightly smaller than the diameter of the through holes of the two metal plates, the cylindrical structure 4 of the sealing element 2 penetrates through the through holes of the metal plates, the overhanging structure 5 is attached to the plate surfaces of the metal plates, and the rubber waterline 6 is attached to the plate surfaces of the metal plates.
In this embodiment, the first metal plate and the second metal plate are both steel plates.
In the use process, the thickness of the sealing element is selected according to the actual working condition;
taking the steel plates as an example for explanation, after the two steel plates are subjected to corrosion protection treatment (plastic coating corrosion protection or galvanization) and the middle drilling, the sealing element is firstly put into the two steel plate drilling holes, the upper end and the lower end can be folded and then put into the drilling holes due to the soft and flexible material of the sealing element, the sealing element is placed by using a tool (such as a screwdriver), then the connecting element is penetrated into the hollow through hole of the sealing element, and the connecting element is connected with the fastening element, so that the sealing and the protection of the steel plate corrosion protection layer can be realized when the fastening is stressed, and the fastening service life is prolonged.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The rubber sealing and fastening structure for the metal tool is characterized by comprising a sealing piece, wherein the sealing piece comprises a cylindrical structure, a hollow through hole is formed in the cylindrical structure, a connecting piece is penetrated in the hollow through hole, and the connecting piece is fastened and connected with a fastener; the two ends of the cylindrical structure are fixedly provided with overhanging structures which are annular.
2. The rubber seal fastening structure of claim 1 wherein said overhang structure extends radially outwardly from the tubular structure edge along the tubular structure.
3. The rubber sealing and fastening structure as claimed in claim 1, wherein the overhanging structures at both ends of the cylindrical structure are disposed opposite to each other, and rubber water lines are disposed at opposite sides of the two overhanging structures.
4. The rubber sealing and fastening structure as claimed in claim 1, wherein said seal member has an i-shaped longitudinal section.
5. The rubber sealing fastening structure as in claim 1, wherein said tubular structure has an inner diameter greater than an outer diameter of the connector and the overhanging structure has a diameter greater than a diameter of the fastener.
6. The rubber sealing fastening structure as in claim 1, wherein said tubular structure and said overhanging structure are a unitary structure.
7. The rubber sealing and fastening structure according to claim 1, wherein the sealing member is made of rubber material, the connecting member is a bolt, and the fastening member is a nut.
8. A metal tooling connection structure, characterized by comprising a first metal tooling and a second metal tooling, and the first metal tooling and the second metal tooling are connected by the rubber sealing fastening structure according to any one of claims 1-7.
9. The metal tooling connection structure of claim 8, wherein the first metal tooling and the second metal tooling are provided with through holes, and the rubber sealing fastening structure is penetrated by the through holes of the first metal tooling and the second metal tooling; the tubular structure penetrates through the through holes of the two metal tools, the overhanging structure is attached to the surfaces of the two metal tools, and the rubber waterline is attached to the surfaces of the two metal tools.
10. The metal tooling connection structure of claim 8, wherein the outer diameter of the cylindrical structure is smaller than the diameter of the through holes of the two metal tooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320534563.3U CN219605772U (en) | 2023-03-15 | 2023-03-15 | Rubber sealing and fastening structure for metal tool and metal tool connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320534563.3U CN219605772U (en) | 2023-03-15 | 2023-03-15 | Rubber sealing and fastening structure for metal tool and metal tool connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219605772U true CN219605772U (en) | 2023-08-29 |
Family
ID=87741585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320534563.3U Active CN219605772U (en) | 2023-03-15 | 2023-03-15 | Rubber sealing and fastening structure for metal tool and metal tool connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219605772U (en) |
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2023
- 2023-03-15 CN CN202320534563.3U patent/CN219605772U/en active Active
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