CN113964560A - Fixing device for preventing transmission line grounding wire from loosening - Google Patents
Fixing device for preventing transmission line grounding wire from loosening Download PDFInfo
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- CN113964560A CN113964560A CN202111148497.8A CN202111148497A CN113964560A CN 113964560 A CN113964560 A CN 113964560A CN 202111148497 A CN202111148497 A CN 202111148497A CN 113964560 A CN113964560 A CN 113964560A
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- 238000004806 packaging method and process Methods 0.000 claims description 23
- 239000011810 insulating material Substances 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 description 8
- 238000005538 encapsulation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/12—End pieces terminating in an eye, hook, or fork
- H01R11/14—End pieces terminating in an eye, hook, or fork the hook being adapted for hanging on overhead or other suspended lines, e.g. hot line clamp
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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
- H01R13/44—Means for preventing access to live contacts
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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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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Abstract
The invention discloses a fixing device for preventing a grounding wire of a power transmission line from loosening, which comprises an upright post and a wire clamping ball; the first through hole is formed in the length direction of the center of the upright column, the first through hole is in a frustum shape, the second through hole is formed in the side edge of the first through hole, the second through hole is parallel to and intersected with the side edge of the first through hole, the line clamping ball is arranged in the second through hole, and the diameter of the line clamping ball is the same as that of the second through hole. According to the invention, the wire clamping ball moves towards one end with the small aperture of the first through hole in the second through hole to complete abutting of the grounding wire in the first through hole, and the problems of redundancy looseness and infirm grounding wire of the grounding wire during line maintenance at present are solved by matching and clamping the first through hole, the second through hole and the wire clamping ball to the grounding wire.
Description
Technical Field
The invention belongs to the field of electric power safety devices, and particularly relates to a fixing device for preventing a grounding wire of a power transmission line from loosening.
Background
Because the transmission lines in China are greatly increased at present, daily power failure maintenance work of operation and maintenance units is increasingly heavy, in the power failure maintenance operation process of the transmission lines, the grounding line device is a safety protection device which is used most frequently, the traditional use method of the grounding line is that a grounding end is connected firstly and then a wire end is connected, the length of the grounding line of the corresponding voltage grade is fixed, the distances from a hanging point of the line end to tower materials are different due to the fact that the types of towers are numerous, the phenomenon that redundancy droops can occur to the length of the grounding line at the moment, the drooped grounding line can possibly cause influence on the line maintenance, and potential safety hazards can be caused by the fact that the grounding line is loosened in serious cases.
Patent application No. CN200980159448.5 discloses a wire clamp which can clamp a linear body generating tension, but is not suitable for fastening a ground wire with redundant sag.
Patent application No. CN201611190739.9 discloses a cable fixing device, which improves the use performance of the original fixing device, but is still not suitable for fastening a grounding wire with redundant sag.
Based on the consideration, a grounding wire clamping device is needed to be researched for preventing the redundancy looseness of the grounding wire and reducing the potential safety hazard caused by the insecure grounding wire, so that the safety of line maintenance is improved.
Disclosure of Invention
The invention aims to solve the technical problem of providing a fixing device for preventing a grounding wire of a power transmission line from loosening so as to solve the problems of redundancy and looseness of the grounding wire and infirm grounding wire during line maintenance.
In order to solve the problems, the invention adopts the following technical scheme:
a fixing device for preventing a grounding wire of a power transmission line from loosening comprises an upright post and a wire clamping ball; the first through hole is formed in the length direction of the center of the upright column, the first through hole is in a frustum shape, the second through hole is formed in the side edge of the first through hole, the second through hole is parallel to and intersected with the side edge of the first through hole, the line clamping ball is arranged in the second through hole, and the diameter of the line clamping ball is the same as that of the second through hole.
Further, a spring is arranged in the second through hole, one end of the spring is fixedly connected with the second through hole, the other end of the spring faces one end of the small aperture of the first through hole, and the other end of the spring is abutted to the wire clamping ball.
Furthermore, the number of the second through holes is four, and the four second through holes are uniformly distributed around the first through holes.
Furthermore, the two ends of the upright post are respectively detachably connected with a packaging sheet, and the packaging sheet is provided with an opening matched with the first through hole.
Further, bolt holes are formed in the two packaging pieces, grooves are formed in the stand columns corresponding to the bolt holes, and threads are arranged on the inner walls of the grooves.
Further, the inner wall of the opening is provided with a cushion layer.
Furthermore, through grooves are formed in the outer side of the upright column along the length direction of the upright column, the number of the through grooves is the same as that of the second through holes, and the four through grooves correspond to and are communicated with the four second through holes respectively; the outer sliding connection of stand has the sleeve pipe, is provided with the draw-in groove in the sleeve pipe, and the draw-in groove passes logical groove and pegs graft in the second through-hole, and the draw-in groove will block including the line ball joint.
Further, the sleeve is made of an insulating material.
Furthermore, a damping layer is bonded on the outer side of the sleeve.
Furthermore, the wire clamping ball is made of an insulating material.
The invention has the following remarkable beneficial effects:
1. the invention relates to a fixing device for preventing a grounding wire of a power transmission line from loosening, which comprises an upright post and a wire clamping ball, wherein a first through hole is formed along the length direction of the center of the upright post and is used for allowing the grounding wire to pass through, the first through hole is in a frustum shape, a second through hole is formed along the side edge of the first through hole and is used for placing the wire clamping ball, the second through hole is parallel to and intersected with the side edge of the first through hole, the diameter of the wire clamping ball is the same as that of the second through hole, the wire clamping ball is moved through the arrangement of the second through hole, after the grounding wire is placed in the first through hole, the wire clamping ball moves towards one end with the small aperture of the first through hole, because the first through hole is in a frustum shape and the first through hole and the second through hole are intersected, the wire clamping ball can gradually abut against the grounding wire in the first through hole, the grounding wire is prevented from moving by the abutting of the wire clamping ball, so that the effect of fixing the grounding wire is achieved, and the redundant sagging of the grounding wire is prevented; when in use, the upright post is fixedly connected at the fixed wire clamp of the grounding wire, the grounding wire passes through the first through hole in advance, the small-aperture end of the first through hole faces the conducting wire end of the grounding wire, after the conducting wire end of the grounding wire is connected with the conducting wire, the grounding wire is pulled from the large-aperture end of the first through hole to enable the grounding wire to be in a straightened state, the wire clamping ball moves towards the large-aperture end of the first through hole during the pulling process but can not abut against the grounding wire, the wire clamping ball moves towards the small-aperture end of the first through hole after the grounding wire is straightened to abut against the grounding wire, the wire clamping ball can gradually abut against the grounding wire during moving until the aim of fixing the grounding wire is achieved, the grounding wire is prevented from being straightened and abutted and fixed, the redundant looseness of the grounding wire is prevented, the insecure potential safety hazard of the grounding wire is reduced, the safety of line maintenance is improved, and the redundant looseness of the grounding wire during line maintenance is effectively solved, the problem of weak grounding wire.
2. The spring in the second through hole is used for abutting the wire clamping ball, one end of the spring is fixed in the second through hole, and the other end of the spring, facing to the small aperture end of the first through hole, abuts the wire clamping ball; when the pulling earth connection, the card wire ball moves towards first through-hole large aperture one end along with the removal of earth connection, but after the earth connection stops moving, the card wire ball moves towards first through-hole small aperture one end and produces effectual butt to the earth connection under the effect of spring, accomplishes both to stop promptly, conveniently operates.
3. In order to increase the butt joint power of card line ball to the earth connection, the quantity of second through-hole is four, and four second through-holes all are provided with the card line ball around first through-hole evenly distributed in four second through-holes, carry out the butt of parcel formula to the earth connection through the quantity and the distribution of card line ball, prevent that the earth connection from removing in first through-hole.
4. The both ends of stand can be dismantled respectively and be connected with the encapsulation piece, offer the opening with first through-hole looks adaptation on the encapsulation piece, the setting of encapsulation piece is in order to prevent card line ball roll-off from the stand, perhaps the spring pops out from the stand, and the setting of encapsulation piece upper shed is used for making things convenient for the earth connection to pass.
5. The bolt holes used for installing the packaging pieces are formed in the two packaging pieces, the positions, corresponding to the bolt holes, of the stand column are provided with grooves, the inner walls of the grooves are provided with threads, the packaging pieces can be installed on the stand column by screwing the bolts into the grooves through the bolt holes, the stand column can be conveniently disassembled by the aid of the connection mode of the bolts, and the situation that the springs and the wire clamping balls in the stand column are not easy to maintain after clamping is achieved is avoided.
6. The bed course that the opening inner wall set up can prevent that the earth connection from taking place wearing and tearing when passing the encapsulation piece, leads to the condition of electric leakage to take place, produces harm to the staff.
7. The through groove is formed in the length direction of the stand column, the number of the through grooves is communicated with the second through hole, the stand column is connected with the sleeve in a sliding mode, the clamping groove formed in the inner wall of the sleeve penetrates through the through groove to enter the second through hole, the clamping groove is used for clamping the wire clamping ball, the worker can move the wire clamping ball conveniently through the sliding sleeve, and the wire clamping ball can be abutted to and loosened from the grounding wire conveniently.
8. Because the staff directly moves the wire clamping ball through the sleeve, in order to prevent the earth wire from leaking electricity and transmitting the earth wire to the staff through the sleeve, the sleeve is made of an insulating material, and the conduction of current can be effectively prevented.
9. In order to facilitate the movement of the sleeve by workers, the damping layer is bonded on the outer side of the sleeve, and the friction force between the workers and the sleeve is increased through the bonding of the damping layer.
10. Because the card ball is direct and carries out the butt of certain dynamics with the earth connection, in order to prevent that the earth connection from producing the condition emergence of taking place the electric leakage after the damage, the card ball is made for insulating material.
Drawings
Fig. 1 is a schematic sectional structure view of a fixing device for preventing a ground wire of a power transmission line from loosening in embodiment 1 of the present invention;
fig. 2 is a schematic top view of a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 1 of the present invention;
fig. 3 is a schematic view of a bottom view structure of a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 1 of the present invention;
fig. 4 is a schematic sectional structure view of a fixing device for preventing a ground wire of a power transmission line from loosening in embodiment 2 of the present invention;
fig. 5 is a schematic structural view of a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention;
fig. 6 is a schematic perspective view of a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention;
fig. 7 is a schematic top view of a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention;
fig. 8 is a schematic top view of a sleeve of a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention;
fig. 9 is a schematic view of a three-dimensional structure of a sleeve in a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention;
fig. 10 is a schematic structural view of a packaging sheet in a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention;
fig. 11 is a schematic view of a three-dimensional structure of a packaging sheet in a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention;
fig. 12 is a schematic view of a top-view three-dimensional structure of a stand column of a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention;
fig. 13 is a schematic view of a bottom perspective structure of a column in a fixing device for preventing a ground wire of a power transmission line from loosening according to embodiment 3 of the present invention.
In the attached drawing, 1-column, 2-wire clamping ball, 3-first through hole, 4-second through hole, 5-spring, 6-packaging piece, 7-bolt hole, 8-cushion layer, 9-sleeve and 10-clamping groove.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection 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 example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
Example 1
As shown in fig. 1, 2 and 3, a fixing device for preventing a ground wire of a power transmission line from loosening comprises an upright post 1 and a wire clamping ball 2; first through-hole 3 has been seted up along 1 central length direction of stand, and first through-hole 3 is the frustum form, has seted up second through-hole 4 along 1 side of stand, and second through-hole 4 is parallel and crossing with 3 sides of first through-hole, and card line ball 2 sets up in second through-hole 4, and card line ball 2 diameter is the same with second through-hole 4 diameter.
Specifically, a first through hole 3 is formed in the center of the upright post 1, the first through hole 3 is in a frustum shape, and the first through hole 3 penetrates through the upright post 1 along the length direction of the upright post 1; a second through hole 4 is formed along the side edge of the first through hole 3, the second through hole 4 is parallel to and intersected with the side edge of the first through hole 3, the wire clamping ball 2 is placed in the second through hole 4, and the diameter of the wire clamping ball 2 is communicated with that of the second through hole 4; because the second through hole 4 is intersected with the first through hole 3, a part of the wire clamping ball 2 protrudes into the first through hole 3, and as the wire clamping ball 2 moves towards one end with a small aperture of the first through hole 3, because the first through hole 3 is parallel to the second through hole 4 and the diameter of the wire clamping ball 2 is the same as that of the second through hole 4, when a grounding wire exists in the first through hole 3, the wire clamping ball 2 is gradually abutted against the grounding wire; as the wire clamping ball 2 moves towards one end with a large aperture of the first through hole 3, the wire clamping ball 2 is gradually far away from the grounding wire due to the frustum-shaped arrangement of the first through hole 3, and the wire clamping ball 2 is not abutted to the grounding wire any longer; through the constantly removing of card line ball 2 in second through-hole 4, card line ball 2 carries out the butt to the earth connection in first through-hole 3 and fixes or loosen, fixes the earth connection through card line ball, prevents that the earth connection is redundant not hard up, and the earth connection is redundant not hard up when effectively solving the circuit and overhauls, the insecure problem of earth connection.
Example 2
As shown in fig. 4, the present embodiment is the same as embodiment 1: a fixing device for preventing a grounding wire of a power transmission line from loosening comprises an upright post 1 and a wire clamping ball 2; first through-hole 3 has been seted up along 1 central length direction of stand, and first through-hole 3 is the frustum form, has seted up second through-hole 4 along 1 side of stand, and second through-hole 4 is parallel and crossing with 3 sides of first through-hole, and card line ball 2 sets up in second through-hole 4, and card line ball 2 diameter is the same with second through-hole 4 diameter.
Specifically, a first through hole 3 is formed in the center of the upright post 1, the first through hole 3 is in a frustum shape, and the first through hole 3 penetrates through the upright post 1 along the length direction of the upright post 1; a second through hole 4 is formed along the side edge of the first through hole 3, the second through hole 4 is parallel to and intersected with the side edge of the first through hole 3, the wire clamping ball 2 is placed in the second through hole 4, and the diameter of the wire clamping ball 2 is communicated with that of the second through hole 4; because the second through hole 4 is intersected with the first through hole 3, a part of the wire clamping ball 2 protrudes into the first through hole 3, and as the wire clamping ball 2 moves towards one end with a small aperture of the first through hole 3, because the first through hole 3 is parallel to the second through hole 4 and the diameter of the wire clamping ball 2 is the same as that of the second through hole 4, when a grounding wire exists in the first through hole 3, the wire clamping ball 2 is gradually abutted against the grounding wire; as the wire clamping ball 2 moves towards one end with a large aperture of the first through hole 3, the wire clamping ball 2 is gradually far away from the grounding wire due to the frustum-shaped arrangement of the first through hole 3, and the wire clamping ball 2 is not abutted to the grounding wire any longer; when in use, the upright post 1 is fixedly connected at a wire clamp fixed at the ground end of a ground wire, the ground wire passes through the first through hole 3 in advance, the small-aperture end of the first through hole 3 faces the wire end of the ground wire, after the wire end of the ground wire is connected with the wire, the ground wire is pulled from the large-aperture end of the first through hole 3 to be in a straightened state, the wire clamping ball 2 moves towards the large-aperture end of the first through hole 3 but does not abut against the ground wire in the pulling process, the wire clamping ball 2 moves towards the small-aperture end of the first through hole 3 to abut against the ground wire after the ground wire is straightened, the movement of the wire clamping ball 2 can gradually abut against the ground wire until the purpose of fixing the ground wire is achieved, the ground wire is straightened and abutted and fixed, the redundant looseness of the ground wire can be prevented, the potential safety hazard of the infirm ground wire is reduced, and the safety of line maintenance is improved, the problems that the redundancy of the grounding wire is not flexible and the grounding wire is not firm during line maintenance are effectively solved.
While solving the problem, the present embodiment is further optimized on the basis of embodiment 1: be provided with spring 5 in the second through- hole 4, 5 one end of spring and 4 fixed connection of second through-hole, the 5 other ends of spring are towards 3 little aperture one ends of first through-hole, the 5 other ends of spring and 2 butts of card line ball.
Specifically, a spring 5 is fixedly connected in the second through hole 4, one end of the spring 5 is fixedly connected in the second through hole 4, and the other end of the spring 5 faces to one end with a small aperture of the first through hole 3 and is abutted against the wire clamping ball 2; spring 5's installation is used for carrying out the butt to card line ball 2, when staff pulling earth connection pulled out from 3 large aperture one ends of first through-hole, because spring 5 is to the butt of card line ball 2, card line ball 2 can compress spring 5, after the earth connection stopped the pulling, card line ball 2 carries out the butt to the earth connection immediately under spring 5's effect and fixes, prevent that the earth connection from removing, the earth connection that makes to straighten is in the state of straightening, accomplish both to stop promptly, conveniently operate.
Example 3
As shown in fig. 5 to 13, the present embodiment is the same as embodiment 2 in that: a fixing device for preventing a grounding wire of a power transmission line from loosening comprises an upright post 1 and a wire clamping ball 2; first through-hole 3 has been seted up along 1 central length direction of stand, and first through-hole 3 is the frustum form, has seted up second through-hole 4 along 1 side of stand, and second through-hole 4 is parallel and crossing with 3 sides of first through-hole, and card line ball 2 sets up in second through-hole 4, and card line ball 2 diameter is the same with second through-hole 4 diameter.
Specifically, a first through hole 3 is formed in the center of the upright post 1, the first through hole 3 is in a frustum shape, and the first through hole 3 penetrates through the upright post 1 along the length direction of the upright post 1; a second through hole 4 is formed along the side edge of the first through hole 3, the second through hole 4 is parallel to and intersected with the side edge of the first through hole 3, the wire clamping ball 2 is placed in the second through hole 4, and the diameter of the wire clamping ball 2 is communicated with that of the second through hole 4; because the second through hole 4 is intersected with the first through hole 3, a part of the wire clamping ball 2 protrudes into the first through hole 3, and as the wire clamping ball 2 moves towards one end with a small aperture of the first through hole 3, because the first through hole 3 is parallel to the second through hole 4 and the diameter of the wire clamping ball 2 is the same as that of the second through hole 4, when a grounding wire exists in the first through hole 3, the wire clamping ball 2 is gradually abutted against the grounding wire; as the wire clamping ball 2 moves towards one end with a large aperture of the first through hole 3, the wire clamping ball 2 is gradually far away from the grounding wire due to the frustum-shaped arrangement of the first through hole 3, and the wire clamping ball 2 is not abutted to the grounding wire any longer; when in use, the upright post 1 is fixedly connected at a wire clamp fixed at the ground end of a ground wire, the ground wire passes through the first through hole 3 in advance, the small-aperture end of the first through hole 3 faces the wire end of the ground wire, after the wire end of the ground wire is connected with the wire, the ground wire is pulled from the large-aperture end of the first through hole 3 to be in a straightened state, the wire clamping ball 2 moves towards the large-aperture end of the first through hole 3 but does not abut against the ground wire in the pulling process, the wire clamping ball 2 moves towards the small-aperture end of the first through hole 3 to abut against the ground wire after the ground wire is straightened, the movement of the wire clamping ball 2 can gradually abut against the ground wire until the purpose of fixing the ground wire is achieved, the ground wire is straightened and abutted and fixed, the redundant looseness of the ground wire can be prevented, the potential safety hazard of the infirm ground wire is reduced, and the safety of line maintenance is improved, the problems that the redundancy of the grounding wire is not flexible and the grounding wire is not firm during line maintenance are effectively solved.
The fixing device for preventing the ground wire of the power transmission line from loosening is further optimized as follows: be provided with spring 5 in the second through- hole 4, 5 one end of spring and 4 fixed connection of second through-hole, the 5 other ends of spring are towards 3 little aperture one ends of first through-hole, the 5 other ends of spring and 2 butts of card line ball.
Specifically, a spring 5 is fixedly connected in the second through hole 4, one end of the spring 5 is fixedly connected in the second through hole 4, and the other end of the spring 5 faces to one end with a small aperture of the first through hole 3 and is abutted against the wire clamping ball 2; when the staff pulling earth connection pulled out from 3 large aperture one ends of first through-hole, because spring 5 was to the butt of card line ball 2, card line ball 2 can compress spring 5, stops the pulling back when the earth connection, and card line ball 2 carries out the butt to the earth connection immediately under spring 5's effect and fixes, prevents that the earth connection from removing, makes the earth connection of straightening be in straightening state, accomplishes both to stop promptly, conveniently operates.
The present embodiment is different from embodiment 2 in that the present embodiment is further optimized based on embodiment 2: the number of the second through holes 4 is four, and the four second through holes 4 are uniformly distributed around the first through holes 3.
Specifically, the quantity of second through-hole 4 is four, and four second through-holes 4 use 3 axis of first through-hole as the benchmark around 3 evenly distributed of first through-hole, and four second through-holes 4 can carry out the butt of parcel formula around the even setting that encircles of first through-hole 3 to the earth connection in the first through-hole 3 fixed, through the butt point that increases the earth connection, improve the firm degree of earth connection.
The fixing device for preventing the ground wire of the power transmission line from loosening is further optimized as follows: the two ends of the upright post 1 are respectively detachably connected with a packaging sheet 6, and the packaging sheet 6 is provided with an opening matched with the first through hole 3.
Specifically, the two ends of the upright post 1 are respectively detachably provided with a packaging sheet 6, the packaging sheet 6 is a circular sheet with an opening in the center, and the size of the opening is matched with that of the first through hole 3, so that a grounding wire can conveniently penetrate through the opening; the packaging piece 6 is installed to plug the two ends of the upright post 1, so as to prevent the spring 5 from popping up or the wire clamping ball 2 from rolling out, and the fixation of the grounding wire is lost.
The fixing device for preventing the ground wire of the power transmission line from loosening is further optimized as follows: bolt holes 7 are formed in the two packaging pieces 6, grooves are formed in the stand columns 1 corresponding to the bolt holes 7, and threads are arranged on the inner walls of the grooves.
Specifically, the two packaging sheets 6 are respectively provided with a bolt hole 7, the total number of the bolt holes 7 is eight, the eight bolt holes 7 are uniformly formed in the two packaging sheets 6, the two ends of the upright post 1 corresponding to the bolt holes 7 are respectively provided with a groove, the inner wall of each groove is provided with a thread, and the packaging sheets 6 are arranged in the grooves by screwing bolts through the bolt holes 7 when the packaging sheets 6 are arranged; the detachable installation of the packaging piece 6 can conveniently adjust the spring 5 and the wire ball 2 in the upright post 1, and the situation that the spring 5 and the wire ball 2 are blocked is prevented from occurring.
The fixing device for preventing the ground wire of the power transmission line from loosening is further optimized as follows: the inner wall of the opening is provided with a cushion layer 8.
Specifically, there is the bed course 8 at opening inner wall bonding, and bed course 8 is the rubber circle, because the opening directly contacts and the opening has the edge with the earth connection, in order to prevent that the opening from causing the damage to the earth connection, has the bed course 8 at opening inner wall bonding to prevent that the earth connection from receiving the damage.
The fixing device for preventing the ground wire of the power transmission line from loosening is further optimized as follows: the stand 1 outside has been seted up logical groove along 1 length direction of stand, and it is the same with 4 quantity in second through-holes to lead to the groove, and four lead to the groove and correspond four second through-holes 4 respectively and communicate, and 1 outer sliding connection of stand has sleeve pipe 9, is provided with draw-in groove 10 in the sleeve pipe 9, and draw-in groove 10 passes logical groove and pegs graft in second through-hole 4, including draw-in groove 10 will block line ball 2 joint.
Specifically, through grooves are formed in the outer side of the upright post 1 along the length direction of the upright post 1, the number of the through grooves is the same as that of the second through holes 4, and the four through grooves correspond to and are communicated with the four second through holes 4 respectively; a sleeve 9 is connected outside the upright post 1 in a sliding manner, a clamping groove 10 is fixedly connected to the inner wall of the sleeve 9, the clamping groove 10 is two clamping strips which are arranged in parallel, the clamping groove 10 is perpendicular to the inner wall of the sleeve 9, and the clamping groove 10 extends into the second through hole 4 through the through groove and clamps the wire clamping ball 2 inside; the through groove, the sleeve 9 and the clamping groove 10 are arranged to move the wire clamping ball 2, and a worker can directly move the wire clamping ball 2 through the movable sleeve 9, so that the grounding wire is conveniently fixed and loosened.
The fixing device for preventing the ground wire of the power transmission line from loosening is further optimized as follows: the sleeve 9 is an insulating material.
Specifically, since the operator directly contacts the sleeve 9, and the sleeve 9 directly contacts the inside of the column 1, in order to prevent the earth leakage from passing through the sleeve 9 to the operator, the sleeve 9 is made of an insulating material, which can effectively prevent the conduction of current.
The fixing device for preventing the ground wire of the power transmission line from loosening is further optimized as follows: the outer side of the sleeve 9 is bonded with a damping layer.
Specifically, for the convenience of staff to remove sleeve pipe 9, prevent that the smooth condition of hand from taking place, there is the damping layer in the sleeve pipe 9 outside through sticky joint, and the damping layer is the silica gel circle, increases frictional force between staff and the sleeve pipe 9 through setting up of damping layer, and the convenience is removed sleeve pipe 9.
The fixing device for preventing the ground wire of the power transmission line from loosening is further optimized as follows: the wire clamping ball 2 is made of insulating materials.
Specifically, the wire clamping ball 2 is directly contacted with the grounding wire, and the extrusion force is applied to the grounding wire in the contact process, so that in order to prevent the grounding wire from being damaged and leaking electricity or being extruded by the wire clamping ball 2, the grounding wire is damaged and leaking electricity, the wire clamping ball 2 is made of an insulating material, and the current is prevented from being conducted through the wire clamping ball 2.
Claims (10)
1. The utility model provides a prevent not hard up fixing device of transmission line earth connection which characterized in that: comprises a column (1) and a wire clamping ball (2); follow first through-hole (3) have been seted up to stand (1) center length direction, first through-hole (3) are the frustum form, follow second through-hole (4) have been seted up to first through-hole (3) side, second through-hole (4) with first through-hole (3) side is parallel and crossing, card line ball (2) set up in second through-hole (4), card line ball (2) diameter with second through-hole (4) diameter is the same.
2. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 1, wherein: the wire clamping device is characterized in that a spring (5) is arranged in the second through hole (4), one end of the spring (5) is fixedly connected with the second through hole (4), the other end of the spring (5) faces to one end with a small aperture of the first through hole (3), and the other end of the spring (5) is abutted to the wire clamping ball (2).
3. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 2, wherein: the number of the second through holes (4) is four, and the four second through holes (4) surround the first through holes (3) and are uniformly distributed.
4. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 3, wherein: the two ends of the upright post (1) are respectively detachably connected with a packaging sheet (6), and the packaging sheet (6) is provided with an opening matched with the first through hole (3).
5. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 4, wherein: the two packaging pieces (6) are provided with bolt holes (7), the upright post (1) is provided with grooves corresponding to the bolt holes (7), and the inner walls of the grooves are provided with threads.
6. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 5, wherein: and a cushion layer (8) is arranged on the inner wall of the opening.
7. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 6, wherein: through grooves are formed in the outer side of the upright post (1) along the length direction of the upright post (1), the number of the through grooves is the same as that of the second through holes (4), and the four through grooves correspond to the four second through holes (4) and are communicated with the four second through holes; the outer sliding connection of stand (1) has sleeve pipe (9), be provided with draw-in groove (10) in sleeve pipe (9), draw-in groove (10) pass logical groove peg graft in second through-hole (4), draw-in groove (10) will draw-in ball (2) joint including.
8. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 7, wherein: the sleeve (9) is made of insulating materials.
9. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 8, wherein: and a damping layer is bonded on the outer side of the sleeve (9).
10. The fixing device for preventing the ground wire of the power transmission line from loosening as claimed in claim 9, wherein: the wire clamping ball (2) is made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111148497.8A CN113964560A (en) | 2021-09-29 | 2021-09-29 | Fixing device for preventing transmission line grounding wire from loosening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111148497.8A CN113964560A (en) | 2021-09-29 | 2021-09-29 | Fixing device for preventing transmission line grounding wire from loosening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113964560A true CN113964560A (en) | 2022-01-21 |
Family
ID=79463071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111148497.8A Pending CN113964560A (en) | 2021-09-29 | 2021-09-29 | Fixing device for preventing transmission line grounding wire from loosening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113964560A (en) |
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|---|---|---|---|---|
| US1832388A (en) * | 1931-04-25 | 1931-11-17 | Heisser Karl | Rope and cord tightening device |
| US3709071A (en) * | 1969-06-02 | 1973-01-09 | Zafira France | Cable-tightening device |
| US4078277A (en) * | 1974-08-08 | 1978-03-14 | Mccracken Lester C | Guy wire clamp |
| RU2098585C1 (en) * | 1996-09-02 | 1997-12-10 | Акционерное общество закрытого типа "Страж" | Locking-sealing apparatus |
| GB9803377D0 (en) * | 1997-02-25 | 1998-04-15 | Gripple Ltd | Securing devices for wires etc |
| RU12275U1 (en) * | 1999-08-30 | 1999-12-16 | Закрытое Акционерное Общество "Страж" | CABLE SEAL |
| RU2156388C1 (en) * | 1999-12-22 | 2000-09-20 | Закрытое акционерное общество "Энергет и Ко" | Flexible locking-sealing device |
| US20030115723A1 (en) * | 2001-12-20 | 2003-06-26 | Shuey Alan B. | Releasable cable grip |
| RU186008U1 (en) * | 2018-09-01 | 2018-12-26 | Закрытое акционерное общество "Энергет и Ко" | FLEXIBLE LOCKING AND FILLING DEVICE |
| JP2019210990A (en) * | 2018-06-04 | 2019-12-12 | 有限会社 エー・ジー・ケー | Wire gripper, and article hanging system |
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2021
- 2021-09-29 CN CN202111148497.8A patent/CN113964560A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1832388A (en) * | 1931-04-25 | 1931-11-17 | Heisser Karl | Rope and cord tightening device |
| US3709071A (en) * | 1969-06-02 | 1973-01-09 | Zafira France | Cable-tightening device |
| US4078277A (en) * | 1974-08-08 | 1978-03-14 | Mccracken Lester C | Guy wire clamp |
| RU2098585C1 (en) * | 1996-09-02 | 1997-12-10 | Акционерное общество закрытого типа "Страж" | Locking-sealing apparatus |
| GB9803377D0 (en) * | 1997-02-25 | 1998-04-15 | Gripple Ltd | Securing devices for wires etc |
| RU12275U1 (en) * | 1999-08-30 | 1999-12-16 | Закрытое Акционерное Общество "Страж" | CABLE SEAL |
| RU2156388C1 (en) * | 1999-12-22 | 2000-09-20 | Закрытое акционерное общество "Энергет и Ко" | Flexible locking-sealing device |
| US20030115723A1 (en) * | 2001-12-20 | 2003-06-26 | Shuey Alan B. | Releasable cable grip |
| JP2019210990A (en) * | 2018-06-04 | 2019-12-12 | 有限会社 エー・ジー・ケー | Wire gripper, and article hanging system |
| RU186008U1 (en) * | 2018-09-01 | 2018-12-26 | Закрытое акционерное общество "Энергет и Ко" | FLEXIBLE LOCKING AND FILLING DEVICE |
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