CN111509480B - Device is prevented absolutely by equipment fastener - Google Patents
Device is prevented absolutely by equipment fastener Download PDFInfo
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- CN111509480B CN111509480B CN202010330407.6A CN202010330407A CN111509480B CN 111509480 B CN111509480 B CN 111509480B CN 202010330407 A CN202010330407 A CN 202010330407A CN 111509480 B CN111509480 B CN 111509480B
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- spring
- box body
- cable
- equipment
- outlet terminal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/585—Grip increasing with strain force
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/56—Means for preventing chafing or fracture of flexible leads at outlet from coupling part
- H01R13/562—Bending-relieving
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5804—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part
- H01R13/5812—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable comprising a separate cable clamping part the cable clamping being achieved by mounting the separate part on the housing of the coupling device
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Abstract
The invention discloses an equipment wire clamp breakage-proof device which comprises a wire outlet terminal, a clamping piece connected with the wire outlet terminal and a bolt, wherein the bolt fastens the clamping piece on the wire outlet terminal; the anti-breaking unit comprises a box body sleeved on the equipment wire clamp, a first spring and a second spring, wherein the first spring and the second spring are connected with the bolt; the cable comprises an insulating layer and a wire core, wherein the first spring and the second spring are sleeved outside the insulating layer. When the equipment cable clamp cable is subjected to swinging external force, the bending-resistant unit limits the moving range of the cable and absorbs the external force by the plurality of symmetrically arranged springs so as to prevent the cable from being broken.
Description
Technical Field
The invention relates to the field of electric power safety, in particular to an equipment wire clamp breakage prevention device.
Background
The wire clamp is an iron or aluminum metal accessory capable of being fixed on a wire, most of the wire clamp needs to bear large tensile force during operation, and some wire clamps need to ensure good electrical contact. The equipment wire clamp is mainly used for connecting a bus down lead of a substation with a wire outlet terminal of electrical equipment (such as a transformer, a circuit breaker, an isolation switch, a wall bushing and the like), and is divided into two series of aluminum equipment wire flat and copper-aluminum transition equipment wire clamps due to the fact that the wire outlet terminal of the common electrical equipment is copper and aluminum and the bus lead-out wire is divided into steel-cored aluminum stranded wires of aluminum stranded wires. In the daily distribution network circuit, because strain clamp, equipment fastener, embrace formula fastener etc. in the distribution lines expose for a long time in the atmospheric environment and undertake the task of transmission current, because the fastener temperature is higher, the corrosive action is comparatively showing, the swing of wind-blowing wire, make the wire and the fastener link department not hard up strike sparks and cause 10kV distribution lines (switch ) and distribution transformer pile head and make the equipment fastener of gram upper end installation use frequently burn out, cause 10kV distribution network operation unstable.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and in this section as well as in the abstract and the title of the invention of this application some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract and the title of the invention, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made keeping in mind the above problems occurring in the prior art and/or the problems occurring in the prior art.
Therefore, the technical problem to be solved by the invention is that the 10kV distribution line (switch and disconnecting link) and the pile head of the distribution transformer and the equipment wire clamp installed and used at the upper end of the line clamp are frequently burned out due to the fact that the temperature of the wire clamp in the distribution line is high, the corrosion effect is obvious, the wind blows the wire to swing, the connection part of the wire and the wire clamp is loosened and ignited, and the 10kV distribution network is not stable in operation.
In order to solve the technical problems, the invention provides the following technical scheme: an equipment wire clamp breakage preventing device comprises an equipment wire clamp, a clamping piece and a bolt, wherein the equipment wire clamp comprises a wire outlet terminal, the clamping piece connected with the wire outlet terminal, and the bolt fastens the clamping piece on the wire outlet terminal; the anti-breaking unit comprises a box body sleeved on the equipment wire clamp, a first spring and a second spring, wherein the first spring and the second spring are connected with the bolt; the cable comprises an insulating layer and a wire core, wherein the first spring and the second spring are sleeved outside the insulating layer.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: first spring one end extends to the terminal direction of being qualified for the next round of competitions and forms first couple, the first spring other end extends to the terminal direction of being qualified for the next round of competitions and forms the second couple, first couple is established on different bolts with the second couple cover, first couple and second couple and terminal of being qualified for the next round of competitions form triangle stable structure.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: the box body includes first box body and second box body, first box body passes through threaded connection with the second box body, first box body cover is established outside the equipment fastener, the second box body cover is established prevent disconnected unit.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: the spring seat is sleeved on the cable, a limiting hole is formed in the spring seat, and one end of the second spring is inserted into the limiting hole.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: install the sliding block on the spring holder circumference, the second box body with the position that the sliding block corresponds is provided with the sliding tray, the sliding block stretches into in the sliding tray.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: the sliding groove comprises a first end and a second end, the first end is close to the equipment wire clamp than the second end, and a connecting line from the first end to the second end and a bus included angle of the second box body are acute angles.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: the anti-bending unit comprises a fixed sleeve connected with the box body and a movable sleeve sleeved on the cable, and the fixed sleeve is connected with the movable sleeve through a third spring; the second spring is abutted against the movable sleeve and fixedly connected with the movable sleeve.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: at least two pairs of first holes are formed in the inner side wall of the fixed sleeve and are uniformly distributed along the circumference of the fixed sleeve; correspondingly, at least two pairs of second holes are formed in the inner side wall of the movable sleeve, and the second holes are uniformly distributed along the circumference of the movable sleeve; one end of the third spring is fixed in the first hole, and the other end of the third spring is fixed in the second hole.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: the part of the wire core extending out of the insulating layer is located between the wire outgoing terminal and the clamping piece, and the first spring and the second spring are sleeved outside the insulating layer.
As a preferable scheme of the device for preventing the equipment wire clamp from being broken, the device comprises: the outlet terminal is provided with a fixing hole, one end of the first box body is provided with a positioning end, and the positioning end is connected with the fixing hole through a fixing bolt.
The invention has the beneficial effects that:
1. when the device wire clamp is subjected to axial external force, the breakage preventing unit forms a triangular stable structure between the first spring and the wire clamp to prevent the cable from being separated, the second spring plays a role in locking the axial movement of the cable, and the larger the external force is, the tighter the locking is;
2. when the equipment cable clamp cable is subjected to swinging external force, the bending-resistant unit limits the moving range of the cable and absorbs the external force by the plurality of symmetrically arranged springs so as to prevent the cable from being broken.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is a schematic structural view of an equipment clamp breakage preventing device according to an embodiment of the present invention;
fig. 2 is a schematic view of an internal structure of an equipment clamp breakage preventing device according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure view of an apparatus clamp breakage preventing device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a spring seat in the device for preventing the wire clamp from being broken according to an embodiment of the invention;
fig. 5 is a schematic structural diagram of a bending-resistant unit in the device for preventing a wire clamp from being broken according to an embodiment of the invention;
fig. 6 is a schematic view illustrating an installation position of a bending unit in the device for preventing a wire clamp from being broken according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a sliding groove and a sliding block in the device for preventing the wire clamp from being broken according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration when describing the embodiments of the present invention, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 7, the present embodiment provides an equipment cable clamp breakage preventing device, including an equipment cable clamp 100, including an outlet terminal 101, a clamping piece 102 connected to the outlet terminal 101, and a bolt 103, where the bolt 103 fastens the clamping piece 102 to the outlet terminal 101, the outlet terminal 101 is a conductor, and is led out by power equipment to be connected to an external conductor, and the clamping piece 102 is used to fasten a lead on the outlet terminal 101 and fasten the lead by the bolt 103 to prevent the lead from falling off; the anti-breaking unit 200 comprises a box body 201 sleeved on the equipment cable clamp 100, a first spring 202 and a second spring 203 which are connected with a bolt 103, a spring seat 204 is arranged between the first spring 202 and the second spring 203, the spring seat 204 is positioned in the box body 201, the winding directions of the first spring 202 and the second spring 203 are opposite, the turns of the first spring 202 are the same as the turns of the second spring 203, the inner contour of the box body 201 is determined along the outer contour of the equipment cable clamp 100, so that the box body 201 can be sleeved on the equipment cable clamp 100, and the box body 201 is an insulator; the cable 300 includes an insulating layer 301 and a wire core 302, wherein the first spring 202 and the second spring 203 are both sleeved outside the insulating layer 301, and the wire core 302 is a conductive wire and contacts with the outlet terminal 101 to form a current path.
Furthermore, one end of the first spring 202 extends towards the direction of the outlet terminal 101 to form a first hook 202a, the other end of the first spring 202 extends towards the direction of the outlet terminal 101 to form a second hook 202b, the first hook 202a and the second hook are sleeved on different bolts 103, the end of the first hook 202a is in a hook shape, the second hook 202b is also in a hook shape, the two hooks are in a symmetrical relation, and the first hook 202a, the second hook and the outlet terminal 101 form a triangular stable structure; when the cable 300 is acted by external force and has a falling tendency, on one hand, the wire-out terminal 101 fastens one end of the wire core 302 to prevent falling, and the insulating layer 301 is continuously acted by external force to shake along the axial direction, at this time, because of the establishment of the first spring 202 and the second spring 203, and the first spring 202 and the wire-out terminal 101 form a stable state, the first spring 202 and the second spring 203 absorb the external force due to the nature of the springs, and the condition that the wire is broken and broken due to axial swing caused by wind force to the wire is counteracted. Preferably, the first spring 202 and the second spring 203 are opposite in winding direction and have the same number of turns, and magnetic fluxes generated in the springs in the forward and reverse winding directions are offset with each other, so that the insulating layer is effectively prevented from being damaged due to heating caused by eddy current loss, and negative effects on the operation of equipment are avoided.
Preferably, for the convenience of installation, the box body 201 includes a first box body 201a and a second box body 201b, the first box body 201a and the second box body 201b are connected by a screw thread, the first box body 201a is sleeved outside the equipment cable clamp 100, and the second box body 201b is sleeved outside the breakage preventing unit 200.
Further, the spring seat 204 is sleeved on the cable 300, a limiting hole 204a is formed in the spring seat 204, one end of the second spring 203 is inserted into the limiting hole 204a, and when the spring seat 204 rotates on the cable 300, the second spring 203 is driven to tighten, so that the second spring 203 fastens the cable 300 to prevent the cable from sliding;
the sliding block 204b is installed on the circumference of the spring seat 204, the sliding block 204b is distributed outside the spring seat 204, preferably, the sliding block 204b is detachably connected, a sliding groove 201b-1 is formed in a position, corresponding to the sliding block 204b, of the second box body 201b, the sliding block 204b extends into the sliding groove 201b-1, when the cable 300 moves, the sliding block 204b slides in the sliding groove 201b-1, specifically, the sliding groove 201b-1 comprises a first end 201b-1a and a second end 201b-1b, the first end 201b-1a is close to the equipment cable clamp 100 than the second end 201b-1b, and an included angle between a connecting line from the first end 201b-1a to the second end 201b-1b and a bus of the second box body 201b is an acute angle. That is, when the cable 300 tends to be separated from the device clamp 100 by an external force, the first spring 202 hooks the device clamp 100, and on the other hand, the second spring 203 is sleeved on the cable 300, and when the cable 300 moves outwards, the second spring 203 is driven to move, meanwhile, one end of the second spring 203 is connected to the limit hole 204a of the spring seat 204, that is, the spring seat 204 follows the second spring 203, and the sliding block 204b moves in the sliding groove 201b-1, because the sliding groove 201b-1 is inclined, the sliding block 204b moves in the sliding groove 201b-1 in the axial direction of the cable 300, and rotates around the cable 300, so that the spring seat 204 rotates while moving, one end of the second spring 203 is fixed to the spring seat 204, the second spring 203 contracts in diameter by the torsional force, and tightly locks the surface of the cable 300 against movement so that the cable 300 does not completely disengage from the device clip 100.
The part of the wire core 302 extending out of the insulating layer 301 is located between the outlet terminal 101 and the clamping sheet 102, and both the first spring 202 and the second spring 203 are sleeved outside the insulating layer 301.
Further, the anti-bending device comprises an anti-bending unit 400, wherein the anti-bending unit 400 comprises a fixed sleeve 401 connected with the box body 201 and a movable sleeve 402 sleeved on the cable 300, and the fixed sleeve 401 is connected with the movable sleeve 402 through a third spring 403; the second spring 203 abuts against the movable sleeve 402 and is fixedly connected thereto. The fixed sleeve 401 is in threaded connection with the second box body 201b, the movable sleeve 402 is sleeved on the cable 300, one end of the second spring 203 is fixedly connected with the end face of the movable sleeve 402, at least two pairs of first holes 401a are formed in the inner side wall of the fixed sleeve 401, and the first holes 401a are uniformly distributed along the circumference of the fixed sleeve 401; correspondingly, at least two pairs of second holes 402a are formed in the inner side wall of the movable sleeve 402, and the second holes 402a are uniformly distributed along the circumference of the movable sleeve 402; one end of the third spring 403 is fixed to the first hole 401a, and the other end is fixed to the second hole 402a, in this embodiment, 8 third springs 403 are connected between the movable sleeve 402 and the fixed sleeve 401, and the pretightening force of the third springs 403 tightens the movable sleeve 402 from 8 directions.
When the cable 300 is swung in one direction by an external force, the third springs 403 absorb a part of the external force, if the swing is continued, one of the third springs 403 is pressed and tends to be extended and reset, and the third spring 403 corresponding to the pressed spring is extended and tends to be shortened and reset, so that once the cable 300 swings, the third spring 403 is reset by the action of the whole spring set, and the cable 300 is prevented from being swung excessively and broken.
Example 2
Referring to fig. 1 to 7, a second embodiment of the present invention is based on the previous embodiment, and is different from the previous embodiment in that: the outlet terminal 101 is provided with a fixing hole 101a, one end of the first box 201a is provided with a positioning end 201a-1, and the positioning end 201a-1 is connected with the fixing hole 101a through a fixing bolt 205.
Specifically, the equipment clamp 100 comprises an outlet terminal 101, a clamping piece 102 connected with the outlet terminal 101, and a bolt 103, wherein the bolt 103 fastens the clamping piece 102 on the outlet terminal 101, the outlet terminal 101 is a conductor and is led out by power equipment to be connected with an external lead, and the clamping piece 102 is used for fastening a lead on the outlet terminal 101 and fastening the lead through the bolt 103 to prevent falling off; the anti-breaking unit 200 comprises a box body 201 sleeved on the equipment cable clamp 100, a first spring 202 and a second spring 203 which are connected with a bolt 103, a spring seat 204 is arranged between the first spring 202 and the second spring 203, the spring seat 204 is positioned in the box body 201, the winding directions of the first spring 202 and the second spring 203 are opposite, the turns of the first spring 202 are the same as the turns of the second spring 203, the inner contour of the box body 201 is determined along the outer contour of the equipment cable clamp 100, so that the box body 201 can be sleeved on the equipment cable clamp 100, and the box body 201 is an insulator; the cable 300 includes an insulating layer 301 and a wire core 302, wherein the first spring 202 and the second spring 203 are both sleeved outside the insulating layer 301, and the wire core 302 is a conductive wire and contacts with the outlet terminal 101 to form a current path.
Furthermore, one end of the first spring 202 extends towards the direction of the outlet terminal 101 to form a first hook 202a, the other end of the first spring 202 extends towards the direction of the outlet terminal 101 to form a second hook 202b, the first hook 202a and the second hook are sleeved on different bolts 103, the end of the first hook 202a is in a hook shape, the second hook 202b is also in a hook shape, the two hooks are in a symmetrical relation, and the first hook 202a, the second hook and the outlet terminal 101 form a triangular stable structure; when the cable 300 is acted by external force and has a falling tendency, on one hand, the wire-out terminal 101 fastens one end of the wire core 302 to prevent falling, and the insulating layer 301 is continuously acted by external force to shake along the axial direction, at this time, because of the establishment of the first spring 202 and the second spring 203, and the first spring 202 and the wire-out terminal 101 form a stable state, the first spring 202 and the second spring 203 absorb the external force due to the nature of the springs, and the condition that the wire is broken and broken due to axial swing caused by wind force to the wire is counteracted. Preferably, the first spring 202 and the second spring 203 are opposite in winding direction and have the same number of turns, and magnetic fluxes generated in the springs in the forward and reverse winding directions are offset with each other, so that the insulating layer is effectively prevented from being damaged due to heating caused by eddy current loss, and negative effects on the operation of equipment are avoided. And the existence of fixed orifices 101a and fixing bolt 205 makes the broken-preventing line box 200 can fix a position on the equipment fastener and can not deviate, and the broken-preventing line box 200 is prevented from falling off.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (4)
1. The utility model provides an equipment fastener prevents disconnected device which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the equipment wire clamp (100) comprises an outlet terminal (101), a clamping piece (102) connected with the outlet terminal (101), and a bolt (103), wherein the bolt (103) is used for fastening the clamping piece (102) on the outlet terminal (101);
the anti-breaking unit (200) comprises a box body (201) sleeved on the equipment wire clamp (100), a first spring (202) and a second spring (203) connected with the bolt (103), a spring seat (204) is arranged between the first spring (202) and the second spring (203), the spring seat (204) is positioned in the box body (201), the winding directions of the first spring (202) and the second spring (203) are opposite, and the number of turns of the first spring (202) and the second spring (203) is the same;
the cable (300) comprises an insulating layer (301) and a wire core (302), wherein the first spring (202) and the second spring (203) are sleeved outside the insulating layer (301);
one end of the first spring (202) extends towards the direction of the outgoing line terminal (101) to form a first hook (202a), the other end of the first spring (202) extends towards the direction of the outgoing line terminal (101) to form a second hook (202b), the first hook (202a) and the second hook are sleeved on different bolts (103), and the first hook (202a), the second hook and the outgoing line terminal (101) form a triangular stable structure;
the box body (201) comprises a first box body (201a) and a second box body (201b), the first box body (201a) is connected with the second box body (201b) through threads, the first box body (201a) is sleeved outside the equipment wire clamp (100), and the second box body (201b) is sleeved outside the breakage preventing unit (200);
the spring seat (204) is sleeved on the cable (300), a limiting hole (204a) is formed in the spring seat (204), and one end of the second spring (203) is inserted into the limiting hole (204 a);
a sliding block (204b) is installed on the circumference of the spring seat (204), a sliding groove (201b-1) is formed in the position, corresponding to the sliding block (204b), of the second box body (201b), and the sliding block (204b) extends into the sliding groove (201 b-1);
the sliding groove (201b-1) comprises a first end (201b-1a) and a second end (201b-1b), the first end (201b-1a) is closer to the equipment wire clamp (100) than the second end (201b-1b), and an included angle between a connecting line from the first end (201b-1a) to the second end (201b-1b) and a bus of the second box body (201b) is an acute angle;
the anti-bending cable is characterized by further comprising an anti-bending unit (400), wherein the anti-bending unit (400) comprises a fixed sleeve (401) connected with the box body (201) and a movable sleeve (402) sleeved on the cable (300), and the fixed sleeve (401) is connected with the movable sleeve (402) through a third spring (403); the second spring (203) is abutted against the movable sleeve (402) and fixedly connected.
2. The device of claim 1, wherein: at least two pairs of first holes (401a) are formed in the inner side wall of the fixed sleeve (401), and the first holes (401a) are uniformly distributed along the circumference of the fixed sleeve (401); correspondingly, at least two pairs of second holes (402a) are formed in the inner side wall of the movable sleeve (402), and the second holes (402a) are uniformly distributed along the circumference of the movable sleeve (402);
one end of the third spring (403) is fixed to the first hole (401a), and the other end is fixed to the second hole (402 a).
3. The device of claim 2, wherein: the part of the wire core (302) extending out of the insulating layer (301) is located between the outlet terminal (101) and the clamping sheet (102), and the first spring (202) and the second spring (203) are sleeved outside the insulating layer (301).
4. The device of claim 3, wherein: the outlet terminal (101) is provided with a fixing hole (101a), one end of the first box body (201a) is provided with a positioning end (201a-1), and the positioning end (201a-1) is connected with the fixing hole (101a) through a fixing bolt (205).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010330407.6A CN111509480B (en) | 2020-04-24 | 2020-04-24 | Device is prevented absolutely by equipment fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010330407.6A CN111509480B (en) | 2020-04-24 | 2020-04-24 | Device is prevented absolutely by equipment fastener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111509480A CN111509480A (en) | 2020-08-07 |
| CN111509480B true CN111509480B (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010330407.6A Active CN111509480B (en) | 2020-04-24 | 2020-04-24 | Device is prevented absolutely by equipment fastener |
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| CN (1) | CN111509480B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161956B (en) * | 2021-05-19 | 2022-06-28 | 凤凰电力有限公司 | Cable fixing clamp with binding belt |
| CN116404467B (en) * | 2023-06-07 | 2023-08-22 | 扬州腾飞电缆电器材料有限公司 | Bending-resistant multi-core cable connector and use method |
| CN116454693B (en) * | 2023-06-09 | 2023-08-29 | 上海拔山自动化技术有限公司 | Integrated wire harness system for spraying robot and robot comprising wire harness |
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| CN2548340Y (en) * | 2002-05-28 | 2003-04-30 | 孙洪仁 | Aluminium alloy fast tension-resistant cable clamp |
| CN208272261U (en) * | 2018-06-08 | 2018-12-21 | 李传峰 | A kind of anti-breaking device of power supply line |
| KR20190022046A (en) * | 2017-08-25 | 2019-03-06 | 지종연 | Cable holding device for towing cable |
| CN209016662U (en) * | 2018-11-09 | 2019-06-21 | 广东电网有限责任公司 | Distribution line and its anti-break connecting mechanism |
| CN110190569A (en) * | 2019-05-09 | 2019-08-30 | 北京国电富通科技发展有限责任公司 | A kind of anti-breaking money paid for shares tool and method |
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2020
- 2020-04-24 CN CN202010330407.6A patent/CN111509480B/en active Active
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| CN2466836Y (en) * | 2001-01-19 | 2001-12-19 | 高正贤 | Special conic wire clamping board for transmission and distribution lines |
| CN2548340Y (en) * | 2002-05-28 | 2003-04-30 | 孙洪仁 | Aluminium alloy fast tension-resistant cable clamp |
| KR20190022046A (en) * | 2017-08-25 | 2019-03-06 | 지종연 | Cable holding device for towing cable |
| CN208272261U (en) * | 2018-06-08 | 2018-12-21 | 李传峰 | A kind of anti-breaking device of power supply line |
| CN209016662U (en) * | 2018-11-09 | 2019-06-21 | 广东电网有限责任公司 | Distribution line and its anti-break connecting mechanism |
| CN110190569A (en) * | 2019-05-09 | 2019-08-30 | 北京国电富通科技发展有限责任公司 | A kind of anti-breaking money paid for shares tool and method |
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| CN111509480A (en) | 2020-08-07 |
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