CN113611463B - Sleeve lead fixing device and method - Google Patents
Sleeve lead fixing device and method Download PDFInfo
- Publication number
- CN113611463B CN113611463B CN202110834473.1A CN202110834473A CN113611463B CN 113611463 B CN113611463 B CN 113611463B CN 202110834473 A CN202110834473 A CN 202110834473A CN 113611463 B CN113611463 B CN 113611463B
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- China
- Prior art keywords
- pull rod
- red copper
- sleeve
- base
- lead
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/56—Insulating bodies
- H01B17/58—Tubes, sleeves, beads, or bobbins through which the conductor passes
- H01B17/583—Grommets; Bushings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/26—Lead-in insulators; Lead-through insulators
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- Installation Of Indoor Wiring (AREA)
Abstract
The invention relates to a sleeve lead fixing device and method, and belongs to the technical field of electric devices. The technical scheme is as follows: the sleeve upper pull rod (1) is connected with the lower pull rod (3) through a pull rod external reinforcing bush (2); the lower pull rod reinforcing bolt (4) is used for tightly connecting the outer reinforcing bush of the pull rod and the lower pull rod together to form a pull rod combination; the lower pull rod sequentially penetrates through a pull rod bushing mounting gasket (5) and a wiring red copper base (6) to fasten the pull rod combination and the wiring red copper base into a whole by using a red copper base bottom nut mounting bottom sheet (8) and a red copper base bottom additionally-mounted nut (9), and a lead (15) is connected with the wiring red copper base through a connecting screw hole (7) to form a whole base and form a lead current channel. The lead wire and the integral base are not detached after being installed, the weak point of steel-copper threaded connection is eliminated, the quality risk of assembling and disassembling the pull rod and the red copper seat is avoided, the safety level of a power grid is greatly improved, and the stable operation of the power grid is promoted.
Description
Technical Field
The invention relates to a sleeve lead fixing device and method, and belongs to the technical field of electric devices.
Background
Accidents frequently occur in recent years with the use of pull-rod type bushings, causing adverse effects. Traditional sleeve pipe steel pull rod adopts threaded connection with bottom red copper seat, and pull rod atress, copper screw thread intensity lead to the screw thread impaired inadequately, and both break away from and are the root cause of sleeve pipe trouble. The pull rod connecting system has the weak point of steel-copper threaded connection, the pull rod and the red copper seat are assembled and disassembled to cause quality risks, the safety level of a power grid is poor, and the stable operation of the power grid cannot be ensured.
Disclosure of Invention
The invention aims to provide a sleeve lead fixing device and a sleeve lead fixing method, wherein the lead and an integral base are installed in a factory without disassembly, the weak point of steel-copper threaded connection is eliminated, the quality risk of assembly and disassembly of a pull rod and a red copper seat is avoided, the safety level of a power grid is greatly improved, the stable operation of the power grid is promoted, the sleeve lead fixing device and the sleeve lead fixing method have great social and economic significance, and the problems in the background art are effectively solved.
The technical scheme of the invention is as follows: a sleeve lead fixing device comprises a sleeve upper pull rod, a pull rod external reinforcing bushing, a lower pull rod reinforcing bolt, a pull rod bushing mounting gasket, a wiring red copper seat and a lead, wherein the sleeve upper pull rod is connected with the lower pull rod through the pull rod external reinforcing bushing; the lower pull rod reinforcing bolt is used for tightly connecting the outer reinforcing bush of the pull rod and the lower pull rod together to form a pull rod combination; the lower pull rod penetrates through the pull rod bushing mounting gasket and the wiring red copper base in sequence, the pull rod combination and the wiring red copper base are fastened into a whole by the aid of the red copper base bottom nut mounting bottom sheet and the red copper base bottom nut, and the lead is connected with the wiring red copper base through the connecting screw hole to form a whole base and form a lead current channel.
The integral base is fixed in the lead wire pressure equalizing ball through a bolt, and the sleeve is assembled and separated from the integral base through a pull rod on the upper part of the sleeve.
The material of the external reinforcing bush of the pull rod is steel.
A sleeve lead fixing method adopts the fixing device and comprises the following steps: the upper pull rod of the sleeve is connected with the lower pull rod through a pull rod external reinforcing bush, the pull rod external reinforcing bush and the lower pull rod are fastened and connected together by a lower pull rod reinforcing bolt to form a pull rod combination, the lower pull rod sequentially penetrates through a pull rod bush mounting gasket and a wiring red copper base, the pull rod combination and the wiring red copper base are fastened into a whole by a red copper base bottom nut mounting bottom sheet and a nut additionally arranged at the bottom of the red copper base, and a lead is connected with the wiring red copper base through a connecting screw hole to form a whole base to form a lead current channel; the whole base is fixed in the lead wire pressure-equalizing ball through the bolt, when the sleeve is disassembled and transported, the whole base does not follow the sleeve disassembly and assembly, and the whole base can be separated from the whole base only through the sleeve upper pull rod of the sleeve.
The invention has the beneficial effects that: the installation of the lead and the integral base is completed in a factory without dismounting, the weak point of steel-copper threaded connection is eliminated, the quality risk of assembling and disassembling the pull rod and the red copper base is avoided, the safety level of a power grid is greatly improved, the stable operation of the power grid is promoted, and the device has great social and economic significance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a disassembled view of the present invention;
FIG. 3 is a schematic view of the installation of the present invention;
in the figure: the device comprises a sleeve upper pull rod 1, a pull rod external reinforcing bush 2, a lower pull rod 3, a lower pull rod reinforcing bolt 4, a pull rod bush mounting gasket 5, a wiring red copper base 6, a connecting screw hole 7, a red copper base bottom nut mounting base sheet 8, a red copper base bottom nut 9, a sleeve 10, a lifting base 11, a lead wire pressure equalizing ball 12, an integral base 13, a bolt 14 and a lead wire 15.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and embodiments, which are preferred embodiments of the present invention. It is to be understood that the described embodiments are merely a subset of the embodiments of the invention, and not all embodiments; it should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A sleeve lead fixing device comprises a sleeve upper pull rod 1, a pull rod external reinforcing bush 2, a lower pull rod 3, a lower pull rod reinforcing bolt 4, a pull rod bush mounting gasket 5, a wiring red copper seat 6 and a lead 15, wherein the sleeve upper pull rod 1 is connected with the lower pull rod 3 through the pull rod external reinforcing bush 2; the lower pull rod reinforcing bolt 4 is used for tightly connecting the pull rod external reinforcing bush 2 and the lower pull rod 3 together to form a pull rod combination; the lower pull rod 3 sequentially penetrates through a pull rod bushing mounting gasket 5 and a wiring red copper seat 6, a pull rod combination and the wiring red copper seat 6 are fastened into a whole by a red copper seat bottom nut mounting bottom sheet 8 and a red copper seat bottom nut 9, and a lead 15 is connected with the wiring red copper seat 6 through a connecting screw hole 7 to form a whole base 13 to form a lead current channel.
The integral base 13 is fixed in the lead wire pressure equalizing ball 12 through a bolt 14, and the sleeve 10 is assembled and separated with the integral base 13 through the sleeve upper pull rod 1.
The material of the pull rod external reinforcing bush 2 is steel.
A sleeve lead fixing method adopts the fixing device and comprises the following steps: the upper pull rod 1 of the sleeve is connected with a lower pull rod 3 through a pull rod external reinforcing bush 2, the pull rod external reinforcing bush 2 and the lower pull rod 3 are fastened and connected together through a lower pull rod reinforcing bolt 4 to form a pull rod combination, the lower pull rod 3 sequentially penetrates through a pull rod bush mounting gasket 5 and a wiring red copper base 6, the pull rod combination and the wiring red copper base 6 are fastened into a whole through a red copper base bottom nut mounting bottom plate 8 and a nut 9 additionally arranged at the bottom of the red copper base, and a lead 15 is connected with the wiring red copper base 6 through a connecting screw hole 7 to form a whole base 13 to form a lead current channel; the whole base 13 is fixed in the lead wire pressure equalizing ball 12 through the bolt 14, when the sleeve 10 is disassembled and transported, the whole base 13 is not disassembled and assembled along with the sleeve 10, and only the sleeve upper pull rod 1 of the sleeve 10 is separated from the whole base 13.
In practical application, the sleeve upper pull rod 1 is connected with the lower pull rod 3 through the pull rod external reinforcing bushing 2, the pull rod external reinforcing bushing 2 and the lower pull rod 3 are fastened and connected together through the lower pull rod reinforcing bolt 4, the lower pull rod 3 sequentially penetrates through the pull rod bushing mounting gasket 5 and the wiring red copper base 6, and the pull rod combination and the wiring red copper base 6 are fastened into a whole through the red copper base bottom nut mounting bottom plate 8 and the nut 9 additionally arranged at the bottom of the red copper base.
The connecting wire is connected with the lower pull rod 3 through the connecting wire red copper seat 6 and then connected with the pull rod external reinforcing bush 2 to form an integral base 13, the lead 15 is installed together with the connecting wire red copper seat 6 through the connecting screw hole 7 and the installation bolt, and is installed inside the lifting seat 11 through the bolt 14 and the lead equalizing ball 12 into a whole, and the sleeve 10 is installed through the connection of the upper pull rod 1 and the integral base 13.
When the device is installed in a factory, the integral base 13 and the lead wire voltage-sharing ball 12 are installed into a whole and are arranged in the lifting seat 11. When the sleeve 10 is disassembled and transported, the integral base 13 is not disassembled and assembled along with the sleeve 10, and the sleeve 10 can be disassembled only by separating the sleeve upper pull rod 1 from the integral base 13.
The invention has the following advantages:
(1) The upper and lower parts of the sleeve are integrally connected by steel-steel threads, so that the weak point of the steel-copper thread connection is eliminated;
(2) The connection red copper seat 6 is connected with the lower pull rod 3 and then connected with the pull rod external reinforcing bush 2 and is designed to be of an undetachable structure, the lead is not detached after being installed with the integral base, and the quality risk of repeated assembly and disassembly is avoided.
Claims (3)
1. A sleeve pipe lead wire fixing device which characterized in that: the device comprises a sleeve upper pull rod (1), a pull rod external reinforcing bush (2), a lower pull rod (3), a lower pull rod reinforcing bolt (4), a pull rod bush mounting gasket (5), a wiring red copper seat (6) and a lead (15), wherein the sleeve upper pull rod (1) is connected with the lower pull rod (3) through the pull rod external reinforcing bush (2); the lower pull rod reinforcing bolt (4) is used for tightly connecting the pull rod external reinforcing bush (2) and the lower pull rod (3) together to form a pull rod combination; the lower pull rod (3) sequentially penetrates through a pull rod bushing mounting gasket (5) and a wiring red copper seat (6) and is fastened with a red copper seat bottom nut mounting bottom plate (8) and a nut (9) additionally arranged at the bottom of the red copper seat to form a whole with the wiring red copper seat (6), and a lead (15) is connected with the wiring red copper seat (6) through a connecting screw hole (7) to form a whole base (13) to form a lead current channel; the integral base (13) is fixed in the lead wire pressure equalizing ball (12) through a bolt (14), and the sleeve (10) is assembled and separated with the integral base (13) through a pull rod (1) at the upper part of the sleeve.
2. A casing lead wire fixing device according to claim 1, wherein: the outer reinforcing lining (2) of the pull rod is made of steel.
3. A casing lead fixing method using the fixing device according to any one of claims 1 to 2, characterized by comprising the steps of: the upper pull rod (1) of the sleeve is connected with the lower pull rod (3) through a pull rod external reinforcing bush (2), the pull rod external reinforcing bush (2) and the lower pull rod (3) are fastened and connected together through a lower pull rod reinforcing bolt (4) to form a pull rod combination, the lower pull rod (3) sequentially penetrates through a pull rod bush mounting gasket (5) and a wiring red copper base (6), the pull rod combination and the wiring red copper base (6) are fastened into a whole through a red copper base bottom nut mounting bottom sheet (8) and a nut (9) additionally arranged at the bottom of the red copper base, a lead (15) is connected with the wiring red copper base (6) through a connecting screw hole (7), an integral base (13) is formed, and a lead current channel is formed; the whole base (13) is fixed in the lead wire pressure equalizing ball (12) through the bolt (14), when the sleeve (10) is disassembled and transported, the whole base (13) does not follow the disassembly and assembly of the sleeve (10), and the whole base (13) can be separated from the sleeve upper pull rod (1) through the sleeve (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110834473.1A CN113611463B (en) | 2021-07-23 | 2021-07-23 | Sleeve lead fixing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110834473.1A CN113611463B (en) | 2021-07-23 | 2021-07-23 | Sleeve lead fixing device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113611463A CN113611463A (en) | 2021-11-05 |
| CN113611463B true CN113611463B (en) | 2022-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110834473.1A Active CN113611463B (en) | 2021-07-23 | 2021-07-23 | Sleeve lead fixing device and method |
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| Country | Link |
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| CN (1) | CN113611463B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3660593A (en) * | 1970-12-22 | 1972-05-02 | Nat Forge Co | Pressure vessel power lead-through |
| US6223826B1 (en) * | 1999-05-24 | 2001-05-01 | Digital Control, Inc. | Auto-extending/retracting electrically isolated conductors in a segmented drill string |
| CN202487365U (en) * | 2012-03-22 | 2012-10-10 | 山东电力集团公司济南供电公司 | Coil-out conducting rod |
| GB201704651D0 (en) * | 2017-03-24 | 2017-05-10 | Sims Paul Marc John | Wire connections using compression and insert holding methods |
| CN110867308A (en) * | 2018-08-28 | 2020-03-06 | 沈阳和新套管有限公司 | Oil paper insulation temperature self-adaptation pull rod type sleeve |
| CN215417718U (en) * | 2021-07-23 | 2022-01-04 | 保定天威保变电气股份有限公司 | Novel sleeve pipe lead wire fixing device |
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2021
- 2021-07-23 CN CN202110834473.1A patent/CN113611463B/en active Active
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| CN113611463A (en) | 2021-11-05 |
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