CN116598980A - Prevent scattered thigh device and fastener subassembly - Google Patents
Prevent scattered thigh device and fastener subassembly Download PDFInfo
- Publication number
- CN116598980A CN116598980A CN202310837138.6A CN202310837138A CN116598980A CN 116598980 A CN116598980 A CN 116598980A CN 202310837138 A CN202310837138 A CN 202310837138A CN 116598980 A CN116598980 A CN 116598980A
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- locking
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- 210000000689 upper leg Anatomy 0.000 title description 2
- 238000005253 cladding Methods 0.000 claims abstract description 80
- 239000011248 coating agent Substances 0.000 claims abstract description 43
- 238000000576 coating method Methods 0.000 claims abstract description 43
- 230000001105 regulatory effect Effects 0.000 claims abstract description 28
- 238000003825 pressing Methods 0.000 claims abstract description 18
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 230000002265 prevention Effects 0.000 abstract description 9
- 239000004020 conductor Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003827 upregulation Effects 0.000 description 1
Classifications
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- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The application provides an anti-stranding device and a wire clamp assembly. The strand-scattering prevention device comprises: adjusting the pressing block; the single locking block is of an integrated structure, the locking block comprises a cladding part and a mounting piece, the mounting piece is connected to one end, far away from the adjusting pressing block, of the cladding part, the cladding part is located on the inner peripheral side of the mounting piece, at least two cladding parts form a wire containing space, and the wire containing space is used for penetrating stranded wires; and at least two regulating parts, wherein at least one regulating part is arranged on each locking part, the regulating parts are arranged in the mounting parts in a penetrating manner and are positioned on the outer periphery side of the coating part, the locking parts are connected with the regulating press block through the regulating parts, the locking parts can move relative to the regulating press block, through holes are formed in the regulating press block, one ends of the coating parts, which are close to the regulating press block, are arranged in the through holes in a penetrating manner, and when the locking parts move towards the direction, which is close to the regulating press block, the wall of the through holes extrudes the coating part, so that the wire containing space is reduced. The strand scattering prevention device of the technical scheme can solve the problem that the strand scattering of the preformed armor rods occurs due to insufficient grip strength of the existing preformed armor rods.
Description
Technical Field
The application relates to the technical field of power transmission lines, in particular to a strand scattering prevention device and a wire clamp assembly.
Background
At present, the aluminum-clad steel ground wire strain clamp of the power transmission line has the advantages of hydraulic pressure and preformed tension, the preformed tension is convenient to install and free of stress concentration, and the like, and the aluminum-clad steel ground wire strain clamp is applied to the power transmission line more frequently. However, when the existing ground wire preformed armor clamp is erected in a heavy icing area, the twisting torque of the stranded wire is larger due to eccentric icing of the ground wire, and the ground wire can impact the end head of the preformed armor clamp in the deicing process, so that the preformed armor clamp at the end part of the armor clamp is scattered, the grip strength of the armor clamp is affected, and a wire breakage fault can occur under severe conditions.
Disclosure of Invention
The application mainly aims to provide a stranding prevention device and a wire clamp assembly, which can solve the problem that stranding occurs in preformed armor rods due to insufficient grip strength of the existing preformed armor rods, and are simple in structure, convenient to use and easy to operate.
In order to achieve the above object, according to an aspect of the present application, there is provided a strand break preventing device comprising: adjusting the pressing block; the single locking block is of an integrated structure, the locking block comprises a cladding part and a mounting piece, the mounting piece is connected to one end, far away from the adjusting pressing block, of the cladding part, the cladding part is located on the inner peripheral side of the mounting piece, at least two cladding parts form a wire containing space, and the wire containing space is used for penetrating stranded wires; and at least two regulating parts, wherein at least one regulating part is arranged on each locking part, the regulating parts are arranged in the mounting parts in a penetrating manner and are positioned on the outer periphery side of the coating part, the locking parts are connected with the regulating press block through the regulating parts, the locking parts can move relative to the regulating press block, through holes are formed in the regulating press block, one ends of the coating parts, which are close to the regulating press block, are arranged in the through holes in a penetrating manner, and when the locking parts move towards the direction, which is close to the regulating press block, the wall of the through holes extrudes the coating part, so that the wire containing space is reduced.
Further, the mounting piece includes linkage segment and binding off section, and binding off section extends to the center from the inner peripheral wall of linkage segment, and the cladding portion is connected in the inner periphery side of binding off section, and the regulating part setting is on the linkage segment.
Further, the through hole is a wedge-shaped hole, the cladding part comprises a wedge-shaped structure matched with the through hole, and the wedge-shaped hole can be matched with the wedge-shaped structure.
Further, the cladding portion includes at least two cladding members, there is a deformation gap between the at least two cladding members, and the deformation gap penetrates through the extruded end of the cladding portion along the moving direction of the locking block.
Further, a first mounting hole is formed in the mounting piece, and the adjusting piece penetrates through the adjusting pressing block and then is connected with the first mounting hole.
Further, adjust the briquetting and include a plurality of second mounting holes, a plurality of second mounting holes set up on adjusting the briquetting along circumference interval, and first mounting hole is the screw hole, and the first end of regulating part is installed in the second mounting hole, and the second end of regulating part is provided with the screw thread, and the second end of regulating part is installed in first mounting hole to with first mounting hole screw-thread fit.
Further, the adjusting press block further comprises corner parts, the corner parts are arranged on the outer side wall of the adjusting press block at intervals along the circumferential direction, the corner parts protrude outwards along the outer side wall of the adjusting press block to form a convex rib structure, the corner parts comprise side splicing surfaces positioned on the side wall of the adjusting press block and end splicing surfaces positioned on the end part of the adjusting press block, the widths of the side splicing surfaces and the end splicing surfaces are alternately changed along the circumferential direction, the width of the side splicing surfaces is the largest, the width of the end splicing surfaces is the smallest, the width of the side splicing surfaces is the smallest, and the width of the end splicing surfaces is the largest; and/or, the locking block further comprises a plurality of corner parts, the corner parts are arranged on the outer side wall of the mounting piece at intervals along the circumferential direction, the corner parts protrude outwards along the radial direction of the mounting piece to form a convex rib structure, the corner parts comprise side splicing surfaces positioned on the side wall of the mounting piece and end splicing surfaces positioned on the end part of the mounting piece, the widths of the side splicing surfaces and the end splicing surfaces are alternately changed along the circumferential direction, the width of the side splicing surfaces is the largest, the width of the end splicing surfaces is the smallest, the width of the side splicing surfaces is the smallest, and the width of the end splicing surfaces is the largest.
Further, an annular step groove is formed between the inner wall surface of the mounting piece and the end surface of the coating part on the side far away from the adjusting pressing block.
Further, the strand scattering preventing device further comprises an elastic piece, the elastic piece is arranged on the adjusting piece, one end of the elastic piece is abutted against one side, close to the adjusting pressing block, of the locking block, and the other end of the elastic piece is abutted against one side, close to the locking block, of the adjusting pressing block.
According to another aspect of the present application, there is provided a wire clamp assembly comprising a wire clamp body stranded with a stranded wire and the anti-stranding device described above, the anti-stranding device being mounted at an end of the wire clamp body and coating the stranded end of the wire clamp body and the stranded wire.
By adopting the technical scheme, the adjusting press block, the locking block and the adjusting piece are arranged, the locking block comprises the coating parts, at least two coating parts can form a wire containing space, a stranded wire and a stranded wire wound outside the stranded wire need to be penetrated out of the wire containing space during installation, the wire containing space can initially limit the stranded wire and the stranded wire, the locking block can move relative to the adjusting press block, when the locking block moves towards the direction close to the adjusting press block, the adjusting press block can squeeze the coating parts, the coating parts gradually close to the center direction of the stranded wire, and the coating force of the coating parts on the stranded wire and the stranded wire wound outside the stranded wire is gradually increased when the wire containing space is reduced, so that the holding force of the pre-stranded tension-resistant wire clamp is improved, and the stranded wire can be prevented from untwisting and stranding due to insufficient holding force when the wire is in an eccentric ice-coating environment. The anti-stranding device only comprises three parts, namely an adjusting pressing block, a locking block and an adjusting piece which is used for connecting the adjusting pressing block and the locking block together, and has the advantages of simple structure, convenience in use, easiness in operation, capability of rapidly installing the anti-stranding device and stable and reliable structure.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:
FIG. 1 is a schematic view showing the overall structure of an anti-stranding device according to an embodiment of the present application;
FIG. 2 shows a side view of an anti-stranding device according to an embodiment of the present application;
FIG. 3 shows a schematic structural view of another view of the strand break-away prevention device according to an embodiment of the present application; and
fig. 4 shows a schematic view of an embodiment of the application after installation of the anti-stranding device.
Wherein the above figures include the following reference numerals:
10. adjusting the pressing block; 20. a locking block; 21. a coating section; 22. a cladding; 23. a mounting member; 24. a deformation gap; 30. an adjusting member; 40. a through hole; 50. a first mounting hole; 60. a second mounting hole; 70. corner portions; 80. a wire clamp body; 90. stranded wire.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
Referring now to fig. 1 to 4 in combination, the present application provides an anti-stranding device comprising: adjusting the pressing block 10; at least two locking blocks 20, a single locking block 20 is of an integrated structure, the locking blocks 20 comprise cladding parts 21, at least two cladding parts 21 form a wire containing space, and the wire containing space is used for threading stranded wires 90; and at least two adjusting parts 30, at least one adjusting part 30 is arranged on each locking block 20, the locking blocks 20 are connected with the adjusting press block 10 through the adjusting parts 30, the locking blocks 20 can move relative to the adjusting press block 10, and when the locking blocks 20 move towards the direction close to the adjusting press block 10, the adjusting press block 10 extrudes the coating part 21, so that the wire containing space is reduced.
In this embodiment, at least two cladding portions 21 can form a wire containing space, can be used for wearing to establish stranded wire 90, need make stranded wire 90 and the hank silk of winding outside stranded wire 90 wear out from the wire containing space during the installation, the wire containing space can carry out preliminary spacing to hank wire 90 and hank silk, retaining block 20 can remove for adjusting briquetting 10, when retaining block 20 moves to the direction that is close to adjusting briquetting 10, adjusting briquetting 10 can extrude cladding portion 21, make cladding portion 21 draw close gradually towards stranded wire 90 central direction, when the wire containing space diminishes, cladding portion 21 increases gradually stranded wire 90 and the coating power of hank silk of winding outside stranded wire 90, thereby improve the grip of pre-twisted strain clamp, like this, when the circuit is in the environment of eccentric icing, can prevent that pre-twisted strain clamp from taking place back-twist because of grip is not enough makes stranded wire 90 take place to scatter the strand.
In one embodiment, two locking blocks 20 are arranged at intervals between the two locking blocks 20 and are fixedly connected to the adjusting pressing block 10 through an adjusting piece 30. The two locking blocks 20 are arranged at intervals, and can form deformation spaces of the cladding parts 21 at intervals, so that the cladding parts 21 can deform smoothly under the extrusion action of the adjusting press block 10, the size of the wire containing space is adjusted, and the extrusion acting force of the stranded wires 90 is adjusted.
Referring to fig. 1 to 3 in combination, in one embodiment of the present application, the locking block 20 further includes a mounting member 23, the mounting member 23 is connected to an end of the cladding portion 21 away from the adjustment block 10, the cladding portion 21 is located at an inner peripheral side of the mounting member 23, and the adjustment member 30 is disposed in the mounting member 23 in a penetrating manner and located at an outer peripheral side of the cladding portion 21.
This embodiment has rationally optimized the structure of the latch segment 20 of integration, design latch segment 20 for including the mounting 23 that is used for installing regulating part 30 and be used for realizing carrying out the spacing cladding portion 21 of extrusion to stranded conductor 90 and hank silk to make cladding portion 21 be located the inner periphery side of mounting 23, make the position of cladding portion 21 and the mounted position of regulating part 30 can stagger, on the one hand avoid causing the destruction to the structure of cladding portion 21, on the other hand can avoid regulating part 30 and cladding portion 21 cooperation to cause the interference to the deformation of cladding portion 21, make the structural distribution of both more reasonable, both can simplify connection structure, can guarantee the anti-stranding effect again.
In one embodiment, the mounting member 23 includes a connection section and a closing-in section extending from an inner peripheral wall of the connection section toward the center, the coating portion 21 is attached to an inner peripheral side of the closing-in section, and the regulating member 30 is provided on the connection section.
In this embodiment, by further optimizing the structure of the mounting member 23, the structure of the mounting member 23 for mounting the adjusting member 30 and the structure for connecting with the coating portion 21 are differently designed, so that the mounting of the adjusting member 30 and the connection of the coating portion 21 can be simply and conveniently realized, the structure is simple, the implementation is easy, the subsequent mounting steps are simplified, and the mounting difficulty is reduced.
Referring to fig. 1 to 3, in an embodiment of the present application, a through hole 40 is formed in an adjusting press block 10, one end of a cladding portion 21, which is close to the adjusting press block 10, is inserted into the through hole 40, and when a locking block 20 moves in a direction close to the adjusting press block 10, a wall of the through hole 40 presses the cladding portion 21.
In this embodiment, one end of the cladding portion 21, which is close to the adjusting press block 10, is inserted into the through hole 40, the hole wall of the through hole 40 can limit the cladding portion 21, so that a plurality of cladding portions 21 can enclose a wire accommodating space, during installation, both the stranded wire 90 and the stranded wire wound on the outer side of the stranded wire 90 need to pass through the wire accommodating space, at this time, the cladding portion 21 can apply a certain acting force to the stranded wire 90 and the stranded wire in the wire accommodating space, so that the stranded wire 90 and the stranded wire can be tightly wound together, when the locking block 20 moves towards the direction close to the adjusting press block 10, the hole wall of the through hole 40 further extrudes the cladding portion 21, the wire accommodating space becomes smaller, the cladding force of the cladding portion 21 towards the center of the stranded wire 90 is gradually increased, at this time, the holding force of the stranded wire 90 and the stranded wire wound on the stranded wire 90 by the cladding portion 21 is increased, and the pre-twisted tension clamp can be prevented from untwisting and stranding the stranded wire 90 due to insufficient holding force.
Referring to fig. 1 to 4 in combination, in one embodiment of the present application, the through hole 40 is a wedge-shaped hole, and the cladding portion 21 includes a wedge-shaped structure that mates with the through hole 40, and the wedge-shaped hole can be mated with the wedge-shaped structure.
In this embodiment, the through hole 40 is a wedge-shaped hole, the cladding portion 21 includes a wedge-shaped structure matched with the through hole 40, the wedge-shaped hole can be matched with the wedge-shaped structure, when the locking block 20 is required to move towards a direction close to or far away from the adjusting press block 10, an operator does not need to spend excessive force, in addition, the cladding force of the cladding portion 21 is increased in a gradient manner due to the matching structure, the operator can adjust the position of the locking block 20 according to actual needs and then adjust the cladding force of the cladding portion 21, and accordingly the applicability of the strand scattering preventing device is improved.
In addition, the wedge structure of the cladding portion 21 is matched with the wedge hole, so that surface matching can be formed between the hole wall of the wedge hole and the peripheral wall of the wedge structure, the contact matching area of the wedge hole and the wedge structure is increased, and the stability and reliability of the matching structure between the cladding portion 21 and the adjusting press block 10 are further improved. And the outer wall surface of the wedge-shaped structure is an inclined surface, so that the adjustment of the coating force of the coating part 21 on the stranded wire 90 can be realized through the cooperation of the outer wall surface of the wedge-shaped structure and the wedge-shaped hole.
Referring to fig. 1 to 3 in combination, in one embodiment of the present application, the wrapping portion 21 includes at least two wrapping members 22, and a deformation gap 24 is provided between the at least two wrapping members 22, and the deformation gap 24 penetrates the pressed end of the wrapping portion 21 along the moving direction of the locking block 20.
Through the above-mentioned setting, when guaranteeing cladding portion 21 structural strength, can also make cladding portion 21 structure have certain elastic deformation allowance, when adjusting the cladding power of cladding portion 21 through adjusting the interval between retaining block 20 and the regulation briquetting 10, deformation clearance 24 between each cladding piece 22 also constantly changes, the deformation volume change that above-mentioned setting was whole cladding portion 21 falls into the change of the deformation volume of a plurality of cladding pieces 22 to form the deformation clearance 24 that supplies cladding piece 22 to warp between a plurality of cladding pieces 22, avoid cladding piece 22 to take place the deformation time, take place the extrusion between the adjacent cladding piece 22, can reduce the deformation degree of difficulty of cladding portion 21 like this, be convenient for adjust the size of holding the line space, extension cladding portion 21's life.
Referring to fig. 1 to 3 in combination, in one embodiment of the present application, the mounting member 23 is provided with a first mounting hole 50, and the adjustment member 30 is coupled to the first mounting hole 50 after passing through the adjustment block 10.
Through the above arrangement, the lock block 20 can be connected with the adjustment block 10 through the adjustment member 30, and the lock block 20 can be moved relative to the adjustment block 10, thereby realizing adjustment of the coating force of the coating portion 21 by adjusting the interval between the lock block 20 and the adjustment block 10.
In one embodiment of the present application, the adjusting member 30 is located at the outer peripheral side of the covering portion 21, so that interference of the adjusting member 30 during movement of the locking block 20 can be avoided.
Referring to fig. 1 to 3 in combination, in one embodiment of the present application, the adjustment block 10 includes a plurality of second mounting holes 60, the plurality of second mounting holes 60 are circumferentially spaced on the adjustment block 10, the second mounting holes 60 are screw holes, a first end of the adjustment member 30 is mounted in the second mounting holes 60, a second end of the adjustment member 30 is provided with screw threads, and a second end of the adjustment member 30 is mounted in the first mounting hole 50 and is screw-engaged with the first mounting hole 50.
In this embodiment, the first end of the adjusting member 30 is installed in the second installation hole 60, the second end of the adjusting member 30 is provided with threads, and the second end of the adjusting member 30 is installed in the first installation hole 50 and is in threaded fit with the first installation hole 50, so, when the spacing between the locking block 20 and the adjusting press block 10 needs to be adjusted to adjust the coating force of the coating part 21, the locking block 20 can be moved to a direction approaching or separating from the adjusting press block 10 by rotating the adjusting member 30 clockwise or anticlockwise by a tool, and at this time, the extrusion acting force of the wall of the through hole 40 of the adjusting press block 10 on the coating part 21 is correspondingly changed, so as to adjust the coating force of the coating part 21.
In this embodiment, the adjusting member 30 is, for example, a locking screw, the second mounting hole 60 on the adjusting press block 10 is a unthreaded hole, the first mounting hole 50 on the mounting member 23 is a threaded hole, and the locking screw passes through the unthreaded hole of the second mounting hole 60 and then is in threaded fit with the first mounting hole 50 on the mounting member 23, and since the outer diameter of the coating portion 21 is larger than the through hole 40 of the adjusting press block 10 in a natural state, when no adjusting force is applied, the locking screw cannot slide relative to the second mounting hole 60 on the adjusting press block 10 under the expanding force of the coating portion 21, and only when the external force is applied to adjust the locking screw, the screw torque of the locking screw is larger than the external expanding force of the coating portion 21, so that the coating portion 21 contracts under the extrusion action of the inner wall of the through hole 40, the locking block 20 can move towards the direction close to the adjusting press block 10, and reliability and effectiveness of the position adjustment of the locking block 20 are ensured.
The locking screw is a round head inner hexagon screw, and the head of the locking screw is also provided with a corner 70, so that the pressing block 10 can be further assisted in adjusting ice crushing, and the ice crushing effect is improved.
Referring to fig. 1 to 3 in combination, in one embodiment of the present application, the adjustment block 10 further includes corner portions 70, wherein a plurality of corner portions 70 are circumferentially disposed on an outer sidewall of the adjustment block 10 at intervals, and protrude outward from the outer wall of the adjustment block 10 to form a corner structure, and the corner portions 70 include side joint faces located on the sidewall of the adjustment block 10 and end joint faces located at the end of the adjustment block 10, the widths of the side joint faces and the end joint faces alternate in the circumferential direction, the width of the side joint faces is the largest, the width of the end joint faces is the smallest, the width of the side joint faces is the smallest, and the width of the end joint faces is the largest. Wherein the side splicing surface and the end splicing surface are cambered surfaces, and the end splicing surface is connected between the side splicing surface and the end surface of the adjusting press block 10.
In this embodiment, the corner 70 protrudes outwards along the outer wall of the adjusting pressing block 10, so that when the ice coating on the line falls off, the corner 70 can break the fallen ice blocks, so as to ensure the stability of the strand scattering prevention device, and prevent the fallen ice blocks from impacting the end of the strain clamp, so that the strands of the strand of the end of the strain clamp are scattered.
Referring to fig. 1 to 3 in combination, in one embodiment of the present application, the corner portions 70 and the second mounting holes 60 are disposed on the adjustment block 10 at intervals along the circumferential direction of the adjustment block 10, wherein the second mounting holes 60 are alternately disposed along the circumferential direction of the adjustment block 10, that is, the second mounting holes 60 are disposed on one of the corner portions 70, and the second mounting holes 60 are not disposed on two of the corner portions 70 adjacent to the corner portion 70, so that the second mounting holes 60 are alternately disposed on the corner portions 70.
In this embodiment, at the position where the second mounting hole 60 is provided, the width of the side splicing surface of the corner portion 70 is maximum, the width of the end splicing surface is minimum, so that the thickness of the corner portion 70 is maximum, the width of the end surface is maximum, and the corner portion can have greater structural strength, meeting the requirement of the second mounting hole 60 and the requirement of the mounting structure of the adjusting member 30, and at the position where the second mounting hole 60 is not provided, the width of the side splicing surface of the corner portion 70 is minimum, the width of the end splicing surface is maximum, and the width of the end surface of the adjusting block 10 is minimum, so that the corner portion 70 presents a sharp edge structure with gradually reduced width along the radial direction and the outward direction, and the corner portion can have a better ice breaking effect.
In one embodiment of the present application, the locking block 20 further includes corner portions 70, wherein the corner portions 70 are circumferentially spaced on the outer sidewall of the mounting member 23, the corner portions 70 protrude outwardly along the outer sidewall of the mounting member 23 to form a convex rib structure, the corner portions 70 include side splicing surfaces located on the sidewall of the mounting member 23 and end splicing surfaces located at the end of the mounting member 23, the widths of the side splicing surfaces and the end splicing surfaces alternate in the circumferential direction, the width of the side splicing surfaces is the largest, the width of the end splicing surfaces is the smallest, the width of the side splicing surfaces is the smallest, and the width of the end splicing surfaces is the largest. The corner 70 breaks up the dropped ice to ensure the stability of the strand-break preventing device, thereby avoiding the dropped ice from impacting the end of the strain clamp and causing strand break of the strand of the end of the strain clamp.
Referring to fig. 1 to 3 in combination, in one embodiment of the present application, the corner portions 70 and the first mounting holes 50 are disposed on the mounting member 23 at intervals along the circumferential direction of the mounting member 23, wherein the first mounting holes 50 are alternately arranged along the circumferential direction of the mounting member 23, that is, the first mounting holes 50 are disposed on one of the corner portions 70, and the first mounting holes 50 are not disposed on two of the corner portions 70 adjacent to the corner portion 70, so that the first mounting holes 50 are alternately arranged on the corner portions 70.
In this embodiment, at the position where the first mounting hole 50 is provided, the width of the side splicing surface of the corner portion 70 is maximum, the width of the end splicing surface is minimum, so that the thickness of the corner portion 70 is maximum, the width of the end surface is maximum, and the corner portion can have greater structural strength, meeting the requirement of the first mounting hole 50 and the requirement of the mounting structure of the adjusting member 30, and at the position where the first mounting hole 50 is not provided, the width of the side splicing surface of the corner portion 70 is minimum, the width of the end splicing surface is maximum, and the width of the end surface of the mounting member 23 is minimum, so that the corner portion 70 presents a sharp edge structure with gradually reduced width along the radial direction and the outward direction, and the corner portion can have a better ice breaking effect.
In one embodiment, the inner wall surface of the mounting member 23 and the end surface of the cladding portion 21 on the side away from the adjustment block 10 form an annular stepped groove. In this embodiment, the mounting piece 23 is semi-annular structure, the cladding portion 21 is semi-annular structure, the outer ring face of cladding portion 21 overlaps with the inner ring face of mounting piece 23, form integral type structure, and keep away from the tip that adjusts briquetting 10 at mounting piece 23 and form annular step groove, both convenient structure more reasonable according to the respective effect design of mounting piece 23 and cladding portion 21, make holistic structure can match with the effect more, still can utilize the annular step groove that forms to be used for realizing the location to preformed armor clamp tip, can fix a position and cladding the tip of preformed armor clamp, and material can also be saved, the cost is reduced.
In an embodiment of the present application, which is not shown in the drawings, the strand break preventing device further includes an elastic member mounted on the adjusting member 30, and one end of the elastic member abuts against one side of the locking block 20 near the adjusting block 10, and the other end of the elastic member abuts against one side of the adjusting block 10 near the locking block 20.
In this embodiment, one end of the elastic member abuts against one side of the locking block 20 near the adjusting block 10, and the other end of the elastic member abuts against one side of the adjusting block 10 near the locking block 20, so that when the distance between the locking block 20 and the adjusting block 10 needs to be increased, after the adjusting member 30 is rotated, the locking block 20 can be moved to a corresponding position under the elastic force of the elastic member without manual adjustment, in addition, under the elastic force of the elastic member, the sliding of the adjusting block 10 relative to the adjusting member 30 can be prevented when no external force is applied, and the stability and reliability of the strand scattering preventing device are improved. In one embodiment, the elastic member may be a spring, which is sleeved outside the adjusting member 30.
According to another aspect of the present application, there is provided a wire clamp assembly comprising a wire clamp body 80 and the above-described strand-break preventing device mounted at an end of the wire clamp body 80.
In this embodiment, the strand scattering prevention device is mounted at the end of the wire clip body 80, and the strand scattering prevention device can cover the ends of the twisted wires and the twisted wires 90 of the wire clip body 80, so that inaccurate mounting at the end of the twisted wires can be avoided, in addition, since the strand scattering prevention device is provided with the corner 70 on the adjusting press block 10 far away from one end of the twisted wires, and the corner 70 is also provided on the mounting piece 23 near one end of the twisted wires, the ice cubes can be broken by the corner 70 on the adjusting press block 10 and the mounting piece 23, and therefore, the impact of the preformed tension clamp in the raised state on the holding force of the ice cubes caused by impact of the preformed tension clamp when the ground wires are de-iced can be reduced.
From the above description, it can be seen that the above-described embodiments of the present application achieve the following technical effects: through setting up regulation briquetting, latch segment and regulating part, the latch segment includes the cladding portion, at least two cladding portions can form the holding line space, need make stranded conductor and winding wire outside the stranded conductor wear out from holding line space during the installation, hold line space can carry out preliminary spacing to stranded conductor and wire, the latch segment can remove for the regulation briquetting, when the latch segment moves to the direction that is close to the regulation briquetting, it can extrude the cladding portion to adjust the briquetting, make the cladding portion draw close gradually to stranded conductor central direction, when holding line space diminishes, the cladding portion increases gradually the cladding power of stranded conductor and winding wire outside the stranded conductor, thereby improve the holding power of preformed armor clamp, like this, when the circuit is in the environment of eccentric icing, can prevent preformed armor clamp because of holding power is not enough makes the stranded conductor take place to move back-up, the stranding.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. An anti-stranding device, comprising:
an adjusting press block (10);
the device comprises at least two locking blocks (20), wherein each locking block (20) is of an integrated structure, each locking block (20) comprises a coating part (21) and a mounting piece (23), each mounting piece (23) is connected with one end, far away from each adjusting press block (10), of each coating part (21), each coating part (21) is located on the inner peripheral side of each mounting piece (23), at least two coating parts (21) form a wire accommodating space, and each wire accommodating space is used for penetrating twisted wires (90); and
at least two adjusting parts (30), each locking part (20) is provided with at least one adjusting part (30), the adjusting parts (30) are arranged in the mounting parts (23) in a penetrating way and are positioned on the outer circumference side of the coating part (21), the locking parts (20) are connected with the adjusting press block (10) through the adjusting parts (30), the locking parts (20) can move relative to the adjusting press block (10),
the wire accommodating device is characterized in that a through hole (40) is formed in the adjusting pressing block (10), one end, close to the adjusting pressing block (10), of the coating portion (21) penetrates through the through hole (40), and when the locking block (20) moves towards the direction close to the adjusting pressing block (10), the hole wall of the through hole (40) extrudes the coating portion (21) so that the wire accommodating space is reduced.
2. The stranding apparatus according to claim 1, wherein the mounting member (23) includes a connecting section and a closing-in section extending from an inner peripheral wall of the connecting section toward a center, the coating portion (21) is connected to an inner peripheral side of the closing-in section, and the regulating member (30) is provided on the connecting section.
3. The stranding apparatus according to claim 1, wherein the through hole (40) is a wedge-shaped hole, and the cladding (21) comprises a wedge-shaped structure cooperating with the through hole (40), the wedge-shaped hole being adaptable to the wedge-shaped structure.
4. The strand break preventing device according to claim 1, characterized in that the cladding part (21) comprises at least two cladding parts (22), between which at least two cladding parts (22) there is a deformation gap (24), which deformation gap (24) penetrates the pressed end of the cladding part (21) in the direction of movement of the locking block (20).
5. The strand break preventing device according to any one of claims 1 to 4, wherein a first mounting hole (50) is provided in the mounting member (23), and the adjusting member (30) is connected to the first mounting hole (50) after passing through the adjusting press block (10).
6. The strand break preventing device according to claim 5, wherein the adjusting press block (10) comprises a plurality of second mounting holes (60), the plurality of second mounting holes (60) are circumferentially arranged on the adjusting press block (10) at intervals, the first mounting holes (50) are threaded holes, the first ends of the adjusting members (30) are mounted in the second mounting holes (60), the second ends of the adjusting members (30) are provided with threads, and the second ends of the adjusting members (30) are mounted in the first mounting holes (50) and are in threaded fit with the first mounting holes (50).
7. The strand break preventing device according to claim 5, wherein the adjusting press block (10) further comprises corner portions (70), a plurality of the corner portions (70) are circumferentially arranged on an outer side wall of the adjusting press block (10) at intervals, the corner portions (70) protrude radially outwards along the outer side wall of the adjusting press block (10) to form a convex rib structure, the corner portions (70) comprise side splicing surfaces located on the side wall of the adjusting press block (10) and end splicing surfaces located on the end portion of the adjusting press block (10), the widths of the side splicing surfaces and the end splicing surfaces alternate in the circumferential direction, the width of the side splicing surfaces is the largest, the width of the end splicing surfaces is the smallest, the width of the side splicing surfaces is the smallest, and the width of the end splicing surfaces is the largest; and/or, the locking block (20) further comprises edge and corner parts (70), the edge and corner parts (70) are arranged on the outer side wall of the mounting piece (23) at intervals along the circumferential direction, the edge and corner parts (70) protrude outwards along the radial direction of the mounting piece (23) to form a convex rib structure, the edge and corner parts (70) comprise side splicing surfaces positioned on the side wall of the mounting piece (23) and end splicing surfaces positioned on the end part of the mounting piece (23), the widths of the side splicing surfaces and the end splicing surfaces are alternately changed along the circumferential direction, the width of the side splicing surfaces is the largest, the width of the end splicing surfaces is the smallest, the width of the side splicing surfaces is the smallest, and the width of the end splicing surfaces is the largest.
8. The strand break preventing device according to claim 5, wherein an annular stepped groove is formed by an inner wall surface of the mounting member (23) and an end surface of the cladding portion (21) on a side away from the adjustment block (10).
9. The strand break preventing device according to any one of claims 1 to 4, further comprising an elastic member mounted on the adjusting member (30), one end of the elastic member being abutted against a side of the locking block (20) close to the adjusting block (10), and the other end of the elastic member being abutted against a side of the adjusting block (10) close to the locking block (20).
10. A wire clamp assembly, characterized in that it comprises a wire clamp body (80) stranded with a stranded wire (90) and an anti-stranding device according to any of claims 1 to 9, which is mounted at the end of the wire clamp body (80) and which coats the stranded end of the wire clamp body (80) and the stranded wire (90).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310837138.6A CN116598980B (en) | 2023-07-10 | 2023-07-10 | Prevent scattered thigh device and fastener subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310837138.6A CN116598980B (en) | 2023-07-10 | 2023-07-10 | Prevent scattered thigh device and fastener subassembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116598980A true CN116598980A (en) | 2023-08-15 |
| CN116598980B CN116598980B (en) | 2023-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310837138.6A Active CN116598980B (en) | 2023-07-10 | 2023-07-10 | Prevent scattered thigh device and fastener subassembly |
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| CN (1) | CN116598980B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1043804A2 (en) * | 1999-04-09 | 2000-10-11 | Siecor Operations, LLC | Grounding lug clamp |
| CN214227775U (en) * | 2021-03-05 | 2021-09-17 | 河北陆成华远电气有限公司 | UT molded lines clamp acts as go-between |
| CN115864274A (en) * | 2023-01-31 | 2023-03-28 | 江东金具设备有限公司 | Corrosion-resistant stable strain clamp and wire clamping method thereof |
| CN218771199U (en) * | 2022-11-23 | 2023-03-28 | 路任斯电气有限公司 | Pre-twisted line protection strip |
| CN116581685A (en) * | 2023-04-23 | 2023-08-11 | 广东鑫源恒业电力线路器材有限公司 | Connecting pipe electrical performance optimization method based on safe backup wire clamp |
-
2023
- 2023-07-10 CN CN202310837138.6A patent/CN116598980B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1043804A2 (en) * | 1999-04-09 | 2000-10-11 | Siecor Operations, LLC | Grounding lug clamp |
| CN214227775U (en) * | 2021-03-05 | 2021-09-17 | 河北陆成华远电气有限公司 | UT molded lines clamp acts as go-between |
| CN218771199U (en) * | 2022-11-23 | 2023-03-28 | 路任斯电气有限公司 | Pre-twisted line protection strip |
| CN115864274A (en) * | 2023-01-31 | 2023-03-28 | 江东金具设备有限公司 | Corrosion-resistant stable strain clamp and wire clamping method thereof |
| CN116581685A (en) * | 2023-04-23 | 2023-08-11 | 广东鑫源恒业电力线路器材有限公司 | Connecting pipe electrical performance optimization method based on safe backup wire clamp |
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| Publication number | Publication date |
|---|---|
| CN116598980B (en) | 2023-11-03 |
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