CN216958739U - Connecting device between wires with different large cross sections - Google Patents
Connecting device between wires with different large cross sections Download PDFInfo
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- CN216958739U CN216958739U CN202220797347.3U CN202220797347U CN216958739U CN 216958739 U CN216958739 U CN 216958739U CN 202220797347 U CN202220797347 U CN 202220797347U CN 216958739 U CN216958739 U CN 216958739U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model discloses a connecting device between wires with different large cross sections, which comprises a wire mesh sleeve connector, a rotary connector and a traction tube, wherein the rotary connector is in a linear structure, two ends of the rotary connector are respectively and rotatably connected with the traction tube and the wire mesh sleeve connector, and the traction tube and the wire mesh sleeve connector are respectively connected with a tension field side wire and a traction field side wire and are suitable for connecting and traction of the wires with different cross sections. The two ends of the rotary connector are respectively in rotatable connection with the traction tube and the wire mesh connector, so that the twisting situation can not occur in the traction process. The wire net cover connector is positioned on the side of a tension field, the net cover is formed by weaving a plurality of strands of high-strength steel wires, original rhombic meshes are immediately deformed after traction tension is applied, the inner diameter of the net cover is rapidly shrunk to be smaller, the wire is held tightly by utilizing friction force generated between the wire and the net cover steel wires, and the wire net cover connector is positioned on the side of the traction field and has the hidden danger of falling off from the end of the wire.
Description
Technical Field
The utility model belongs to the field of extra-high voltage engineering construction, and particularly relates to a connecting device for wires with different large cross sections.
Background
The section of the wire in the extra-high voltage project is larger, the wire with the same section is adopted in the general project, the connection between the ends of the wire adopts a wire mesh sleeve connector for traction construction, and the middle connection construction adopts a linear crimping pipe for connection.
The wire net sleeve connector is widely applied to traction wires in power transmission line stringing construction, and can greatly improve construction efficiency due to simple connection operation. However, the wire mesh sleeve connector close to the traction field side belongs to 'back traction', and the hidden danger that the end of the cable is pulled out exists.
But there are projects with several different cross-sectional wires. If there are three kinds of section wire in a project: JL1/G2A-1000/80 and JLHA4/G2A-1000/80 type leads with a cross section of 1000mm2JL1/G2A-1250/100 type lead wire with 1250mm section2The wires with the three sections are repeatedly arranged in a staggered mode during design. The wire mesh sleeve connector is adopted to connect wires with different sections, so that the hidden danger that the end of the small-section wire is separated during traction is larger.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a connecting device which is convenient to operate and can prevent the ends of wires with different sections from falling off in the traction process.
The connecting device for the wires with different large cross sections comprises a wire mesh sleeve connector, a rotary connector and a traction tube, wherein the rotary connector is of a linear structure, two ends of the rotary connector are respectively and rotatably connected with the traction tube and the wire mesh sleeve connector, and the traction tube and the wire mesh sleeve connector are respectively connected with a tension field side wire and a traction field side wire.
In an embodiment of the above apparatus, the rotary connector includes an inner cylinder, an outer cylinder and a U-shaped joint, central columns are symmetrically disposed at two ends of the inner cylinder, the outer cylinder is concentrically sleeved outside the outer cylinder, a ball is embedded between the outer cylinder and the outer cylinder, outer ends of the two central columns are respectively fixed to a bottom surface of the U-shaped joint, and the bottom surface of the U-shaped joint is located outside an end surface of the outer cylinder.
In one embodiment of the above device, the traction tube comprises a steel anchor and an aluminum sleeve, the steel anchor has a length smaller than that of the aluminum sleeve, the steel anchor and the aluminum sleeve are sleeved inside and outside, two ends of the aluminum sleeve respectively extend out of the steel anchor, and one end of the aluminum sleeve is provided with a traction head.
In one embodiment of the above device, when the traction tube is coupled to the rotary connector, the traction head is inserted into the groove of the U-shaped connector and then hinged by the pin.
In one embodiment of the above device, when the wire mesh connector is mated with the rotatable connector, the connection ring of the wire mesh connector is inserted into the notch of the U-shaped connector and then hinged by the pin.
This connecting device adopts the structure of traction tube + swivelling joint ware + wire net cover connector, connects through the traction tube and pulls field side wire, connects tension field side wire through wire net cover connector, sets up swivelling joint ware between traction tube and wire net cover connector, swivelling joint ware's both ends respectively with between traction tube and the wire net cover connector be rotatable coupling, draw the in-process torsional situation can not appear. In addition, the wire net cover connector is positioned at the side of a tension field, the net cover is formed by weaving a plurality of strands of high-strength steel wires, original rhombic meshes are immediately deformed after traction tension is applied, the inner diameter of the net cover is rapidly shrunk to be smaller, the wire is held tightly by utilizing the friction force generated between the wire and the net cover steel wires, and the hidden trouble that the wire net cover connector is separated from the end of the wire due to the fact that the wire net cover connector is positioned at the side of the traction field in the prior art is avoided.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
As shown in fig. 1, the connection device between different large-section wires disclosed in this embodiment includes a wire mesh connector 1, a rotary connector 2 and a traction tube 3.
The net connector 1 is an existing product available on the market.
The rotary connector 2 comprises an inner cylinder, an outer cylinder 21 and a U-shaped joint 22, wherein central columns are symmetrically arranged at two ends of the inner cylinder, the outer cylinder 21 is concentrically sleeved outside the outer cylinder, a ball is embedded between the outer cylinder and the outer cylinder, the outer ends of the two central columns are respectively fixed on the bottom surface of the U-shaped joint 22, and the bottom surface of the U-shaped joint 22 is positioned outside the end surface of the outer cylinder 21.
The traction tube 3 comprises a steel anchor and an aluminum sleeve 31, the length of the steel anchor is smaller than that of the aluminum sleeve, the steel anchor and the aluminum sleeve are sleeved inside and outside, two ends of the aluminum sleeve respectively extend out of the steel anchor, and a traction head 32 is arranged at one end of the aluminum sleeve 31.
When the traction tube 3 is assembled with the rotary connector 2, the traction head 32 is inserted into the notch of the U-shaped joint 22 and then is hinged through a pin shaft.
When the wire mesh sleeve connector 1 is assembled with the rotary connector 2, the connecting ring of the wire mesh sleeve connector 1 is inserted into the notch of the U-shaped joint 22 and then is hinged through the pin shaft.
The connecting device has the following use process:
and (3) crimping the end of the lead close to the traction field side with the traction tube 3: the lead penetrates through the steel anchor, the lead is in compression joint with the steel anchor, the aluminum sleeve is sleeved outside the steel anchor, and the two extending sections of the aluminum sleeve are in compression joint with the lead respectively, so that stable fixation between the lead and the traction tube can be ensured.
Connecting the end of the wire close to the tension field with a wire mesh connector 1;
and a rotary connector 2 is connected between the traction tube 3 and the wire mesh connector 1, and finally a connecting device consisting of the traction tube, the rotary connector and the wire mesh connector is formed.
And finally, the lead connected with the traction tube 3 is pulled.
As the two ends of the rotary connector 2 are rotatably connected with the traction tube 3 and the wire mesh sleeve connector 1, the twisting situation can not occur in the traction process. In addition, the traction tube 3 is stably fixed with the lead, the lead net cover connector 1 is positioned at the side of a tension field, the net cover is formed by weaving a plurality of strands of high-strength steel wires, original rhombic meshes immediately deform after traction tension is applied, the inner diameter of the net cover is rapidly shrunk and reduced, the lead is gripped by utilizing friction force generated between the lead and the net cover steel wires, and the hidden trouble that the lead is separated from the end of the lead due to the fact that the lead net cover connector is positioned at the side of the traction field in the prior art is avoided.
In summary, the device fixes different wire ends through the traction tube and the wire mesh sleeve connector respectively, so that the device is suitable for connection traction between wires with different sections. And the end head of the lead at the traction side is ensured not to be separated through the traction tube, and the lead net sleeve connector is connected with the lead at the tension field end, so that the end head of the lead at the side is ensured not to be separated.
Claims (5)
1. The utility model provides a connecting device between different big cross-section wires, includes wire net cover connector which characterized in that: the device also comprises a rotary connector and a traction pipe, wherein the rotary connector is of a linear structure, two ends of the rotary connector are respectively and rotatably connected with the traction pipe and the wire mesh sleeve connector, and the traction pipe and the wire mesh sleeve connector are respectively connected with a tension field side and a traction field side wire.
2. A connection device between wires of different large cross-section according to claim 1, characterized in that: the rotary connector comprises an inner cylinder, an outer cylinder and a U-shaped joint, wherein central columns are symmetrically arranged at two ends of the inner cylinder, the outer cylinder is concentrically sleeved outside the outer cylinder, a ball is embedded between the outer cylinder and the outer cylinder, the outer ends of the two central columns are respectively fixed on the bottom surface of the U-shaped joint, and the bottom surface of the U-shaped joint is positioned outside the end surface of the outer cylinder.
3. A connection device between wires of different large cross-section according to claim 2, characterized in that: the traction tube comprises a steel anchor and an aluminum sleeve, the length of the steel anchor is smaller than that of the aluminum sleeve, the steel anchor and the aluminum sleeve are sleeved with each other, two ends of the aluminum sleeve respectively extend out of the steel anchor, and a traction head is arranged at one end of the aluminum sleeve.
4. A connection device between wires of different large cross-section according to claim 3, characterized in that: when the traction pipe is matched with the rotary connector, the traction head is inserted into a groove opening of the U-shaped connector and then is hinged through a pin shaft.
5. A connection device between wires of different large cross-section according to claim 3, characterized in that: when the wire mesh sleeve connector is matched with the rotary connector, the connecting ring of the wire mesh sleeve connector is inserted into the groove opening of the U-shaped connector and then is hinged through the pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220797347.3U CN216958739U (en) | 2022-04-07 | 2022-04-07 | Connecting device between wires with different large cross sections |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220797347.3U CN216958739U (en) | 2022-04-07 | 2022-04-07 | Connecting device between wires with different large cross sections |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216958739U true CN216958739U (en) | 2022-07-12 |
Family
ID=82300682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220797347.3U Active CN216958739U (en) | 2022-04-07 | 2022-04-07 | Connecting device between wires with different large cross sections |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216958739U (en) |
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2022
- 2022-04-07 CN CN202220797347.3U patent/CN216958739U/en active Active
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