CN214153952U - Anti-loosening electric power fitting - Google Patents
Anti-loosening electric power fitting Download PDFInfo
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- CN214153952U CN214153952U CN202022400943.7U CN202022400943U CN214153952U CN 214153952 U CN214153952 U CN 214153952U CN 202022400943 U CN202022400943 U CN 202022400943U CN 214153952 U CN214153952 U CN 214153952U
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- shaped clamping
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Abstract
The utility model discloses an anti-loose electric power fitting, which comprises a wire clamp body, a wedge-shaped clamping block and an adjusting mechanism, wherein the top of the wire clamp body is provided with a wedge-shaped groove along the length direction in a penetrating way; two sides of the wedge-shaped clamping block are movably clamped on the side walls of the two sides of the wedge-shaped groove respectively, and the wedge-shaped clamping block can slide along the guide direction of the wedge-shaped groove; two sides of the wedge-shaped clamping block respectively form clamping spaces with the inner walls of the two sides of the wedge-shaped groove; the adjusting mechanism is arranged at the big end of the wedge-shaped groove, and the output end of the adjusting mechanism is abutted to the wedge-shaped clamping block. The utility model discloses an electric power fitting has designed adjustment mechanism on the basis of current wedge fastener, utilizes adjustment mechanism to carry out the main aspects of roof pressure wedge clamp splice at the main aspects in wedge groove, leads to driving the wedge and slides in the wedge groove when avoiding electric wire later stage atress swing, and then scratch electric wire or unable fixed electric wire, has improved the fixed stability of electric wire, reduces the fish tail to appear between cable and the fastener body, has guaranteed high tension transmission line's safe operation.
Description
Technical Field
The utility model relates to an electric power fitting technical field especially relates to a locking electric power fitting.
Background
At present, a wedge-shaped wire clamp generally does not have a locking device, after the wedge-shaped wire clamp is used for a period of time, an electric wire shakes due to external force, so that multidirectional force is generated on a wedge block of the wedge-shaped wire clamp, the wedge block is easy to loosen in a wire clamp body due to the force, and the electric wire cannot be fixed; if the wedge loosens, the joint contact resistance increases, which can cause electrical failure. Particularly, in the process of friction between the wedge-shaped wire clamp and the wire, the wire surface and the wedge-shaped wire clamp are easily scratched to form burrs, so that the wire is discharged. Particularly, under the environment of a strong electromagnetic field, the speed is increased, the mechanical strength of the wedge-shaped wire clamp and the metal piece is gradually reduced, the service life of the wedge-shaped wire clamp and the metal piece is shortened, and the metal piece is directly damaged in severe cases, so that the safe operation of a high-voltage transmission line is influenced.
Disclosure of Invention
The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide an anti-loosening electric power fitting, this electric power fitting simple structure, locking function is good.
In order to realize the purpose, the utility model discloses a technical scheme be:
a kind of anti-loose electric power fitting, including clamp body, wedge clamp splice and regulating mechanism, the top of the clamp body has wedge-shaped grooves to run through along the length direction; two sides of the wedge-shaped clamping block are movably clamped on the side walls of the two sides of the wedge-shaped groove respectively, and the wedge-shaped clamping block can slide along the guide direction of the wedge-shaped groove; two sides of the wedge-shaped clamping block respectively form clamping spaces with the inner walls of the two sides of the wedge-shaped groove; the adjusting mechanism is arranged at the big end of the wedge-shaped groove, and the output end of the adjusting mechanism is abutted to the wedge-shaped clamping block.
As an improvement of the technical scheme, the wire clamp body is provided with an installation block at the large end of the wedge-shaped groove, and the adjusting mechanism is installed on the installation block.
As an improvement of the technical scheme, the adjusting mechanism comprises an adjusting rod and an elastic piece, the adjusting rod movably penetrates through the mounting block in a threaded matching mode, and the output end of the adjusting rod is abutted to the large end of the wedge-shaped clamping block through the elastic piece.
As an improvement of the technical scheme, the large end of the wedge-shaped clamping block is provided with an accommodating groove, and the output end of the adjusting rod and the elastic piece are both accommodated in the accommodating groove.
As an improvement of the above technical scheme, the adjusting rod comprises a threaded section, a jacking section and a knob section, the jacking section and the knob section are respectively arranged at two ends of the threaded section, and the threaded section is screwed on the mounting block; one end of the elastic piece is movably sleeved on the jacking section, and the other end of the elastic piece is abutted against the large end of the wedge-shaped clamping block.
As an improvement of the technical scheme, an adjusting nut is arranged at one end of the threaded section, which is close to the wedge-shaped clamping block.
As an improvement of the above technical solution, the elastic member is a spring.
As an improvement of the technical scheme, the wire clamp further comprises a locking bolt, a through hole is formed in the bottom of the wedge-shaped groove, a slotted hole is formed in the wedge-shaped clamping block along the central line direction of wedge-shaped surfaces on two sides of the wedge-shaped clamping block, the locking bolt sequentially penetrates through the through hole and the slotted hole, and the wire clamp body and the wedge-shaped clamping block are locked at the top of the wedge-shaped clamping block through a locking nut.
As the improvement of the technical scheme, semicircular grooves are formed in the side walls of the two sides of the wedge-shaped groove along the length direction, the semicircular grooves are also formed in the side walls of the two sides of the wedge-shaped clamping block along the length direction, and anti-corrosion sheets are arranged in the semicircular grooves in the wedge-shaped clamping block and the wedge-shaped groove.
Compared with the prior art, the beneficial effects of this application are:
the utility model discloses an electric power fitting has designed adjustment mechanism on the basis of current wedge fastener, utilizes adjustment mechanism to carry out the main aspects of roof pressure wedge clamp splice at the main aspects in wedge groove, leads to driving the wedge and slides in the wedge groove when avoiding electric wire later stage atress swing, and then scratch electric wire or unable fixed electric wire, has improved the fixed stability of electric wire, reduces the fish tail to appear between cable and the fastener body, has guaranteed high tension transmission line's safe operation.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:
fig. 1 is a first schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram ii according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of an embodiment of the present invention;
fig. 4 is a schematic structural view of the wire clamp body in the embodiment of the present invention.
In the figure: the cable clamp comprises a cable clamp body 1, a wedge-shaped groove 11, an installation block 12, a through hole 13, a wedge-shaped clamping block 2, an accommodating groove 21, a groove hole 22, a clamping space 3, an adjusting mechanism 4, an adjusting rod 41, a threaded section 411, a jacking section 412, a knob section 413, an elastic piece 42, an adjusting nut 43, a locking bolt 5, a locking nut 6, a semicircular groove 7 and an anti-corrosion piece 8
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 4, the utility model provides an anti-loosening electric power fitting, which comprises a wire clamp body 1, a wedge-shaped clamping block 2 and an adjusting mechanism 4, wherein a wedge-shaped groove 11 is formed in the top of the wire clamp body 1 along the length direction; two sides of the wedge-shaped clamping block 2 are movably clamped on the side walls of two sides of the wedge-shaped groove 11 respectively, and the wedge-shaped clamping block 2 can slide along the guide direction of the wedge-shaped groove 11; two sides of the wedge-shaped clamping block 2 and inner walls of two sides of the wedge-shaped groove 11 form clamping spaces 3 respectively; the adjusting mechanism 4 is installed on the big end of the wedge-shaped groove 11, and the output end of the adjusting mechanism 4 is abutted to the wedge-shaped clamping block 2. In the present application, the length direction of the wire clamp body 1 is the direction in which the wedge-shaped groove 11 penetrates. The large end of the wedge-shaped groove 11 refers to the end with the large cross section of the wedge-shaped groove 11, whereas the small end of the wedge-shaped groove 11 is the end with the small cross section of the wedge-shaped groove 11.
The utility model discloses an electric power fitting has designed adjustment mechanism 4 on the basis of current wedge fastener, utilizes adjustment mechanism 4 to carry out the main aspects of roof pressure wedge clamp splice 2 at the main aspects of wedge groove 11, leads to driving the wedge and slides in wedge groove 11 when avoiding electric wire later stage atress swing, and then scratch electric wire or unable fixed electric wire, has improved the fixed stability of electric wire, reduces the fish tail to appear between cable and the fastener body 1, has guaranteed high tension transmission line's safe operation.
It explains that need supplement, this application central line clamp body 1 can adopt the alloy or the iron plate of high strength to buckle and obtain, and the both sides border of wedge clamp splice 2 is blocked respectively and is put on the both sides lateral wall of wedge groove 11, simply understands that the cross section of whole wedge groove 11 is the structure of type of falling T, and the later stage of being convenient for is when the tensioning cable, and wedge clamp splice 2 can not follow the open-top end roll-off of wedge groove 11.
Referring to fig. 1 and 2, in order to better improve the installation stability of the adjusting mechanism 4, the wire clamp body 1 is provided with an installation block 12 at the large end of the wedge-shaped groove 11, and the adjusting mechanism 4 is installed on the installation block 12. The position of the adjusting mechanism 4 is thus limited by the mounting block 12, so that the adjusting mechanism 4 has sufficient strength to press against the large end of the wedge-shaped clamping block 2, and the wedge-shaped clamping block 2 is prevented from slipping out of the large end of the wedge-shaped groove 11. In this application adjustment mechanism 4 can be screw rod structure, spring roof pressure structure etc. only need can realize adjusting the slide position of wedge clamp splice 2 in wedge groove 11 and avoid the structure of wedge clamp splice 2 from the main aspects roll-off of wedge groove 11 simultaneously can.
Further, the application provides a specific structure related to the adjusting mechanism 4, wherein the adjusting mechanism 4 comprises an adjusting rod 41 and an elastic member 42, the adjusting rod 41 movably penetrates through the mounting block 12 in a threaded fit manner, and the output end of the adjusting rod 41 is abutted to the large end of the wedge-shaped clamping block 2 through the elastic member 42. Namely, the distance of the extending end of the adjusting rod 41 is adjusted by the interaction force of the adjusting rod 41 and the mounting block 12, so that the elastic piece 42 is pressed or loosened, and the tightness of the wedge-shaped clamping block 2 in the process of clamping the cable in cooperation with the wedge-shaped groove 11 is adjusted. Wherein, the elastic member 42 is a spring, and the main purpose thereof is to better flexibly support against the wedge-shaped clamping block 2.
In addition, in some embodiments, in order to better prevent the wedge-shaped clamping block 2 from swinging relative to the output end of the adjusting rod 41, the large end of the wedge-shaped clamping block 2 is provided with an accommodating groove 21, and the output end of the adjusting rod 41 and the elastic member 42 are both accommodated in the accommodating groove 21; the accommodating groove 21 plays a role of limiting the elastic member 42, and the lateral deformation of the elastic member 42 when being pressed is avoided, so that the effect is not affected.
Referring to fig. 3 and 4, the adjusting lever 41 includes a threaded section 411, a pressing section 412 and a knob section 413, the pressing section 412 and the knob section 413 are respectively disposed at two ends of the threaded section 411, and the threaded section 411 is screwed on the mounting block 12; one end of the elastic element 42 is movably sleeved on the jacking section 412, and the other end is abutted with the big end of the wedge-shaped clamping block 2. It should be noted that the pressing section 412 is sleeved on one end of the elastic member 42, so that the diameter of the pressing section is smaller than that of the threaded section 411, which is convenient for installing the elastic member 42; a slot for accommodating the pressing section 412 may be disposed at the bottom of the accommodating groove 21, so that the pressing section 412 can slide in the slot. In addition, the knob section 413 may be a conventional hexagonal head, which facilitates the worker to rotate the entire adjustment lever 41.
In some embodiments, in order to avoid the swinging of the electric wire to cause the whole wedge-shaped clamping block 2 to drive the adjusting rod 41 to slide outwards, an adjusting nut 43 is arranged at one end of the threaded section 411 close to the wedge-shaped clamping block 2, and the side surface of the adjusting nut 43 is pressed against the mounting block 12, so that double limiting is realized.
Referring to fig. 1 and 2, the electric power fitting further comprises a locking bolt 5, a through hole 13 is formed in the bottom of the wedge-shaped groove 11, a slot 22 is formed in the wedge-shaped clamping block 2 along the central line direction of wedge-shaped surfaces on two sides of the wedge-shaped clamping block, the locking bolt 5 sequentially penetrates through the through hole 13 and the slot 22, and the wire clamp body 1 and the wedge-shaped clamping block 2 are locked at the top of the wedge-shaped clamping block 2 through a locking nut 6. Wherein, wedge clamp splice 2 and wedge groove 11 all are the wedge, and when the cable of the different diameters of centre gripping for this reason, the tip of wedge clamp splice 2 probably does not blocked by the lateral wall of wedge groove 11, and whole this moment cable wobbling in-process can drive wedge clamp splice 2 and follow the open-top play roll-off of wedge groove 11 for this reason, has designed locking bolt 5 for this application and has locked fastener body 1 and wedge clamp splice 2.
Further, for centre gripping electric wire better, be provided with half slot 7 along length direction on the both sides lateral wall of wedge groove 11, also be provided with along length direction on the both sides lateral wall of wedge clamp splice 2 half slot 7, all be provided with anticorrosive piece 8 in the half slot 7 on wedge clamp splice 2 and the wedge groove 11, wherein anticorrosive piece 8 can be wear-resisting rubber material or epoxy makes.
The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.
Claims (9)
1. An anti-loosening electric power fitting, comprising:
the top of the wire clamp body is provided with a wedge-shaped groove in a penetrating manner along the length direction;
the two sides of the wedge-shaped clamping block are respectively and movably clamped on the side walls of the two sides of the wedge-shaped groove, and the wedge-shaped clamping block can slide along the guide direction of the wedge-shaped groove; two sides of the wedge-shaped clamping block respectively form clamping spaces with the inner walls of the two sides of the wedge-shaped groove; and
and the adjusting mechanism is arranged at the large end of the wedge-shaped groove, and the output end of the adjusting mechanism is abutted to the wedge-shaped clamping block.
2. The anti-loose electric power fitting as claimed in claim 1, wherein the wire clamp body is provided with a mounting block at a large end of the wedge-shaped groove, and the adjusting mechanism is mounted on the mounting block.
3. The anti-loose electric power fitting as claimed in claim 2, wherein the adjusting mechanism comprises an adjusting rod and an elastic member, the adjusting rod movably penetrates through the mounting block in a threaded fit manner, and an output end of the adjusting rod is abutted to a large end of the wedge-shaped clamping block through the elastic member.
4. The anti-loose electric power fitting as claimed in claim 3, wherein an accommodating groove is formed in the large end of the wedge-shaped clamping block, and the output end of the adjusting rod and the elastic piece are accommodated in the accommodating groove.
5. The anti-loose electric power fitting as claimed in claim 3, wherein the adjusting rod comprises a threaded section, a pressing section and a knob section, the pressing section and the knob section are respectively arranged at two ends of the threaded section, and the threaded section is screwed on the mounting block; one end of the elastic piece is movably sleeved on the jacking section, and the other end of the elastic piece is abutted against the large end of the wedge-shaped clamping block.
6. The anti-loose electric power fitting as claimed in claim 5, wherein an adjusting nut is disposed on an end of the threaded section close to the wedge-shaped clamping block.
7. The anti-loose electric power fitting as claimed in claim 3, wherein the elastic member is a spring.
8. The anti-loose electric power fitting as claimed in any one of claims 1 to 7, further comprising a locking bolt, wherein a through hole is formed in the bottom of the wedge-shaped groove, a slot is formed in the wedge-shaped clamping block along a central line direction of wedge-shaped surfaces on two sides of the wedge-shaped clamping block, the locking bolt sequentially penetrates through the through hole and the slot, and the clamp body and the wedge-shaped clamping block are locked at the top of the wedge-shaped clamping block through a locking nut.
9. The anti-loose electric power fitting as claimed in any one of claims 1 to 7, wherein semi-circular grooves are formed in the side walls of the wedge-shaped groove along the length direction, the semi-circular grooves are formed in the side walls of the wedge-shaped clamping block along the length direction, and anti-corrosion sheets are arranged in the semi-circular grooves of the wedge-shaped clamping block and the wedge-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022400943.7U CN214153952U (en) | 2020-10-26 | 2020-10-26 | Anti-loosening electric power fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022400943.7U CN214153952U (en) | 2020-10-26 | 2020-10-26 | Anti-loosening electric power fitting |
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| Publication Number | Publication Date |
|---|---|
| CN214153952U true CN214153952U (en) | 2021-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022400943.7U Active CN214153952U (en) | 2020-10-26 | 2020-10-26 | Anti-loosening electric power fitting |
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| CN (1) | CN214153952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744697A (en) * | 2022-10-11 | 2023-03-07 | 中国长江电力股份有限公司 | Protection system for preventing grab beam cable from being broken and installation and use method |
-
2020
- 2020-10-26 CN CN202022400943.7U patent/CN214153952U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744697A (en) * | 2022-10-11 | 2023-03-07 | 中国长江电力股份有限公司 | Protection system for preventing grab beam cable from being broken and installation and use method |
| CN115744697B (en) * | 2022-10-11 | 2024-03-29 | 中国长江电力股份有限公司 | Protection system for preventing grab beam cable from breaking and installation and use method |
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