CN211183119U - Steel-cored aluminum strand shearing and strand explosion prevention device - Google Patents
Steel-cored aluminum strand shearing and strand explosion prevention device Download PDFInfo
- Publication number
- CN211183119U CN211183119U CN201922351758.0U CN201922351758U CN211183119U CN 211183119 U CN211183119 U CN 211183119U CN 201922351758 U CN201922351758 U CN 201922351758U CN 211183119 U CN211183119 U CN 211183119U
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- steel
- strand
- cored aluminum
- groove
- shell
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 53
- 238000004880 explosion Methods 0.000 title claims abstract description 10
- 238000010008 shearing Methods 0.000 title claims abstract description 8
- 230000002265 prevention Effects 0.000 title abstract description 4
- 238000003825 pressing Methods 0.000 claims description 18
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 210000000689 upper leg Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- 239000004411 aluminium Substances 0.000 description 8
- 239000004020 conductor Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model relates to a steel-cored aluminum strand shearing strand-explosion-proof device, belonging to the technical field of power equipment maintenance; a device for preventing the aluminum wire from being burst when the steel-cored aluminum strand is cut is provided; a steel-cored aluminum strand shearing and strand explosion prevention device comprises: the steel-cored aluminum strand cable comprises binding blocks and a locking device, wherein an arc-shaped groove is formed in one end face of each binding block, the two binding blocks are symmetrically arranged and then hold the steel-cored aluminum strand cable between the two arc-shaped grooves, and the two binding blocks are relatively fixed by the locking device; the utility model discloses but wide application erects and maintains the field in steel-cored aluminum strand wires.
Description
Technical Field
The utility model relates to a steel-cored aluminum strand cuts anti-explosion thigh device belongs to power equipment maintenance technical field.
Background
The steel-cored aluminum strand is formed by stranding aluminum wires and steel wires and is suitable for overhead transmission lines. The inside of the steel core is a steel core, and the outside of the steel core is wound around the steel core by an aluminum wire in a twisting way; the steel core mainly plays a role in increasing strength, the aluminum stranded wire mainly plays a role in transmitting electric energy, and the steel core aluminum stranded wire is one of the most important devices in the field of high-voltage electricity.
In the process of erecting or maintaining the power line, the steel-cored aluminum strand needs to be cut off, and a common mode is to cut off by using scissors (special aluminum strand scissors). In the mode, the steel-cored aluminum strand is cut off by a strong force, and the cutting head of the steel-cored aluminum strand is deformed, and is specifically embodied as the burst strand of the steel-cored aluminum strand.
The strand explosion of the steel-cored aluminum strand is not beneficial to subsequent operation, such as technical requirements of pipe penetration, crimping and the like, and in addition, according to the process standard of the technical specification of D L T5285-2013 power transmission and transformation engineering overhead conductor and ground wire hydraulic crimping, strand scattering prevention measures are required.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art exists not enough, provides the device that prevents the fried strand of aluminium wire when steel-cored aluminium strand wires are cut.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides an anti-burst thigh device is cut off to steel-cored aluminum strand which characterized in that includes: the steel-cored aluminum strand cable comprises binding blocks and a locking device, wherein arc-shaped grooves are formed in one side end face of each binding block, the two binding blocks are symmetrically arranged and then hold the steel-cored aluminum strand cable between the two arc-shaped grooves, and the two binding blocks are relatively fixed by the locking device.
The locking device includes: the hooping shell, the binding block clamping groove, the connecting shaft and the locking bolt are hooped; the binding block clamping groove is formed in the hooping shell and used for placing and clamping the binding block, a connecting shaft is arranged between the two hooping shells, any one of the connecting shafts can rotate relative to the other hooping shell, locking plates are fixed on the hooping shells, threaded through holes are formed in the locking plates, and the locking plates are fixed through locking bolts.
The tie piece draw-in groove is both ends open-ended dovetail groove, just the tie piece suits with the dovetail groove shape of tie piece draw-in groove, the tie piece can be along dovetail groove extending direction reciprocating motion in the tie piece draw-in groove, the tie piece is different according to the wire diameter of installing, is equipped with multiple size model, and every model is according to the supporting installation of wire diameter.
The hooping shell is provided with a through hole, one end of the through hole penetrates through the outer side wall of the hooping shell, and the other end of the through hole penetrates through the groove wall of the binding block clamping groove.
Locking device still includes the pressure card, the pressure card includes: the clamping device comprises a clamping sleeve and a clamping bolt, wherein the clamping sleeve is of a tubular structure with two open ends, the clamping sleeve is provided with internal threads, the clamping bolt is matched with the clamping sleeve, the clamping bolt is screwed in the clamping sleeve, and the lower end of the clamping bolt can penetrate through the through hole and then is pressed on the binding block.
Compared with the prior art, the utility model beneficial effect who has is:
one, the utility model discloses a constraint piece can be cramped steel-cored aluminum strand wires, and aluminum wire deformation is too big when preventing steel-cored aluminum strand wires to cut, leads to the aluminum wire to take place burst strand.
Two, the utility model discloses a cramp the shell, can fix the constraint piece, adopt locking device can prevent the constraint piece slippage simultaneously.
Three, the utility model discloses a connecting axle and locking bolt, the steel-cored aluminum strand wires of different diameters are bound to the constraint piece of being convenient for, during the use, only need to cramp the shell with two and close the back, and it is fixed with two locking boards through locking bolt.
Fourth, the utility model discloses a constraint piece have multiple size model to with wire diameter matched with, can be according to the supporting use of different wire diameters, convenient and fast.
Fifthly, the utility model discloses steel-cored aluminum strand wires are cut off and are prevented burst device can cut off the installation back in accomplishing steel-cored aluminum strand wires is relevant, take off to use repeatedly, have advantages such as low cost, long service life.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the locking device of the present invention.
Fig. 3 is a schematic view of the binding block structure of the present invention.
Fig. 4 is a schematic diagram of the field application of the present invention.
In the figure: 1 is the restraint piece, 2 is locking device, 21 is the shell of cramping, 22 is the restraint piece draw-in groove, 23 is the connecting axle, 24 is locking bolt, 25 is the locking board, 26 is the through-hole, 27 is the compression card.
Detailed Description
As shown in fig. 1 to 4, the utility model relates to a steel-cored aluminum strand cuts anti-explosion thigh device, a serial communication port, include: the steel core aluminum stranded wire binding device comprises binding blocks 1 and a locking device 2, wherein arc-shaped grooves are formed in one side end face of each binding block 1, the two binding blocks 1 are symmetrically arranged and then hold steel core aluminum stranded wires tightly between the two arc-shaped grooves, and the two binding blocks 1 are relatively fixed through the locking device 2.
The locking device 2 comprises: the hooping shell 21, the binding block clamping groove 22, the connecting shaft 23 and the locking bolt 24; it ties to be provided with on the shell 21 and ties a draw-in groove 22 to tie, tie a draw-in groove 22 and be used for placing and joint tie 1, is provided with connecting axle 23 between two shells 21 that cramp, and certain shell 21 that cramp can rotate for another shell 21 that cramp, it all is fixed with locking plate 25 on the shell to cramp, be provided with the screw thread through-hole on the locking plate 25, two locking plate 25 is fixed through locking bolt 24.
Restraint piece draw-in groove 22 is both ends open-ended dovetail groove, just restraint piece 1 and restraint piece draw-in groove 22's dovetail groove shape suits, restraint piece 1 can be along the reciprocating motion of dovetail groove extending direction in restraint piece draw-in groove 22.
The hooping shell 21 is provided with a through hole 26, one end of the through hole 26 penetrates through the outer side wall of the hooping shell 21, and the other end of the through hole 26 penetrates through the groove wall of the binding block clamping groove 22.
The locking device 2 further comprises a compression clamp 27, the compression clamp 27 comprising: the clamp comprises a pressing sleeve and a pressing bolt, wherein the pressing sleeve is of a tubular structure with two open ends, the pressing sleeve is provided with internal threads, the pressing bolt is matched with the pressing sleeve, the pressing bolt is screwed in the pressing sleeve, and the lower end of the pressing bolt can penetrate through the through hole 26 and then is pressed on the binding block 1.
The utility model discloses specific embodiment as follows:
the utility model discloses during the use, should have two steel-cored aluminum strands to cut the cooperation of preventing burst device and use, two steel-cored aluminum strands cut promptly and prevent burst device and install on steel-cored aluminum strand, and two steel-cored aluminum strands cut to prevent between the burst device for cutting the position.
Constraint piece 1 all installs in constraint piece draw-in groove 22, two it folds to hoop shell 21, two constraint piece 1 surrounds aluminium conductors (cable) steel reinforced between two arc recesses, adopts locking bolt 24 to cramp two jam plates 25 fixed connection, and until two constraint piece 1 cramp aluminium conductors (cable) steel reinforced completely, adopt and press fastening 27 to compress tightly constraint piece 1 completely, prevent about constraint piece 1 slippage, can carry out aluminium conductors (cable) steel reinforced and cut the work, cut the broken back of aluminium conductors (cable) steel reinforced, unscrew locking bolt 24, take off aluminium conductors (cable) steel reinforced anti-burst device from aluminium conductors (cable) steel reinforced, accomplish whole work.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. The utility model provides an anti-burst thigh device is cut off to steel-cored aluminum strand which characterized in that includes: the steel-cored aluminum strand cable is characterized by comprising binding blocks (1) and locking devices (2), wherein arc-shaped grooves are formed in one side end face of each binding block (1), the binding blocks (1) are symmetrically arranged and then hold steel-cored aluminum strands tightly between the two arc-shaped grooves, and the locking devices (2) fix the two binding blocks (1) relatively.
2. The steel-cored aluminum strand shearing anti-strand-explosion device as recited in claim 1, wherein: the locking device (2) comprises: the binding block comprises a hooping shell (21), a binding block clamping groove (22), a connecting shaft (23) and a locking bolt (24); it ties to be provided with on shell (21) and ties piece draw-in groove (22) to tie, tie piece draw-in groove (22) and be used for placing and joint tie piece (1), be provided with connecting axle (23) between two shell (21) of cramping, arbitrary one shell (21) of cramping can be for another shell (21) of cramping rotate, it all is fixed with locking plate (25) on the shell to tie, be provided with the screw thread through-hole on locking plate (25), two locking plate (25) are fixed through locking bolt (24).
3. The steel-cored aluminum strand shearing anti-strand-explosion device as recited in claim 2, wherein: constraint piece draw-in groove (22) are both ends open-ended dovetail groove, just constraint piece (1) suits with the dovetail groove shape of constraint piece draw-in groove (22), constraint piece (1) can be along the reciprocating motion of dovetail groove extending direction in constraint piece draw-in groove (22), the constraint piece is different according to the wire diameter of installing, is equipped with multiple size model, and every model is according to the supporting installation of wire diameter.
4. The steel-cored aluminum strand shearing anti-strand-explosion device as recited in claim 3, wherein: the tightening shell (21) is provided with a through hole (26), one end of the through hole (26) penetrates through the outer side wall of the tightening shell (21), and the other end of the through hole (26) penetrates through the groove wall of the binding block clamping groove (22).
5. The steel-cored aluminum strand shearing anti-strand-explosion device as recited in claim 4, wherein: the locking device (2) further comprises a compression clamp (27), the compression clamp (27) comprising: the clamping device comprises a pressing sleeve and a pressing bolt, wherein the pressing sleeve is of a tubular structure with two open ends, the pressing sleeve is provided with internal threads, the pressing bolt is matched with the pressing sleeve, the pressing bolt is screwed in the pressing sleeve, and the lower end of the pressing bolt can penetrate through a through hole (26) and then is pressed on the binding block (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922351758.0U CN211183119U (en) | 2019-12-25 | 2019-12-25 | Steel-cored aluminum strand shearing and strand explosion prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922351758.0U CN211183119U (en) | 2019-12-25 | 2019-12-25 | Steel-cored aluminum strand shearing and strand explosion prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211183119U true CN211183119U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922351758.0U Active CN211183119U (en) | 2019-12-25 | 2019-12-25 | Steel-cored aluminum strand shearing and strand explosion prevention device |
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| CN (1) | CN211183119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932164A (en) * | 2019-12-25 | 2020-03-27 | 国家电网有限公司 | Steel-cored aluminum strand shearing and strand explosion prevention device |
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2019
- 2019-12-25 CN CN201922351758.0U patent/CN211183119U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932164A (en) * | 2019-12-25 | 2020-03-27 | 国家电网有限公司 | Steel-cored aluminum strand shearing and strand explosion prevention device |
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