CN210326219U

CN210326219U - Moment hook-shaped electrified fire-connecting wire clamp

Info

Publication number: CN210326219U
Application number: CN201921850851.XU
Authority: CN
Inventors: 米信辉; 庞正朝; 何家辉; 黄夫平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-04-14
Anticipated expiration: 2029-10-31

Abstract

The utility model belongs to the technical field of distribution overhead line live working, in particular to a moment hook-shaped live-line connecting clamp, which comprises a main body, wherein a barb-shaped hook is integrally formed at the left end of the main body, a protective cover is clamped at the top end of the main body, and a hanging auxiliary part is integrally formed at the bottom end of the main body; the utility model discloses a wedge clamping mechanism makes the clamp force that the bolt locking of screwing produced increase 3 times, the reinforcing fastener is to the live wire clamping force, increase the fastener and be connected electric conductivity with the live wire, electrified terminal connector is provided with cusp thorax line with the wall of live wire and branch line contact, can prevent the relative slip of overlap joint live wire and branch line and fastener, in addition, be equipped with elastic gasket and flat pad at the bolt of screwing with wedge ejector pad connecting portion, screw the bolt and make overhead kick type pothook and press from both sides the fixed live wire of tight piece centre gripping after screwing up, press flat and the elasticity counter-force that produces by elastic gasket makes the screw thread that closes soon axial compress tightly between, it is not hard up to prevent to screw the.

Description

Moment hook-shaped electrified fire-connecting wire clamp

Technical Field

The utility model belongs to the technical field of distribution overhead line live working, concretely relates to moment colludes electrified fastener that connects fire of shape formula.

Background

Distribution overhead line live working can not only avoid the user to have a power failure, and the activity duration is more nimble, along with the constantly improvement of socioeconomic to the power supply reliability requirement, distribution lines live working project and scope expand year by year, but in distribution overhead line live working work, the operation personnel are when live-line installation branch line, the wiring fastener that originally is used for the operation of having a power failure is when fixed branch line end, not only be not suitable for insulator spindle live working mode, and because power failure and two kinds of operation modes of live working are different, former wiring fastener is at direct live working in-process, the operation is unstable, often drop, and the good back of former wiring fastener installation, still need adjust branch line end bending shape, live working's insecurity has been increased. The original electrified connecting wire clamp has small clamping force and poor looseness prevention, and when the electrified connecting wire clamp is used for a long time, because external force, such as wind blowing fire wire shaking, can cause the running of a screwing bolt to be loose, so that a lead generates heat, and the potential safety hazard is large.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a moment colludes electrified fastener that connects sparks of form has the characteristics that the steadiness is high, the security performance is strong.

In order to achieve the above object, the utility model provides a following technical scheme: a moment hook-shaped electrified fire-connecting wire clamp comprises a main body, wherein a barb type clamping hook is integrally formed at the left end of the main body, a protective cover is clamped at the top end of the main body, a hanging auxiliary part is integrally formed at the bottom end of the main body, a branch fixing plate is fixedly connected to the left side of the hanging auxiliary part, a branch cover plate is screwed on the left side of the branch fixing plate through a fixing bolt, a clamping block is slidably connected to the top end of the front side of the main body, a wedge-shaped pushing block matched with the clamping block is arranged below the clamping block and in contact with the tail end of the clamping block, a screwing bolt is arranged below the wedge-shaped pushing block, the bottom end of the wedge-shaped pushing block is in contact with the top end of the screwing bolt, the screwing bolt slides on the main body through a thread plate, the screwing bolt is in threaded with the thread plate, the thread plate is in threaded with the main body, and, a live wire is clamped and fixed between the barb type clamping hook and the clamping block, and a branch is clamped and fixed between the branch fixing plate and the branch cover plate.

Preferably, the outer side of the screwing bolt and the inner side of the thread plate are respectively provided with matched threads.

Preferably, the stroke of the screwing bolt is larger than the distance from the top end of the wedge-shaped push block to the bottom end of the protective cover.

Preferably, the barb type hook and the clamping block, and the branch fixing plate and the inner wall surface of the branch cover plate are provided with tooth-shaped bore lines.

Preferably, the branch fixing plate and the hanging auxiliary member are provided with two fixing bolts, the two fixing bolts are symmetrically distributed at the top end and the bottom end of the branch fixing plate and the branch cover plate, and the fixing bolt located at the top end penetrates through the branch cover plate and the branch fixing plate to be fixedly connected with the main body.

Preferably, the wedge ejector pad with the connecting portion of the bolt of screwing is overlapped from top to bottom in proper order and is equipped with flat pad and spring washer, flat pad with spring washer all with the bolt block of screwing is fixed.

Preferably, the inner side of the hanging auxiliary part is provided with two hanging auxiliary holes, the hanging auxiliary part is in threaded connection with the main body, and the screwing connecting piece is of a concave structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model adopts the wedge clamping mechanism to increase the clamping force generated by the tightening bolt locking by 3 times, enhance the clamping force of the wire clamp to the live wire, increase the connection conductivity of the wire clamp and the live wire, and the wall surface of the electrified connecting wire clamp contacted with the live wire and the branch line is provided with the dentate chamber line, so that the relative sliding of the lapped live wire and the branch line and the wire clamp can be prevented, and the stability of the connecting wire clamp is further improved;

2. in addition, an elastic gasket and a flat pad are arranged at the connecting part of the screwing bolt and the wedge-shaped push block, after the screwing bolt is screwed down to enable the inverted hook-shaped clamping hook and the clamping block to clamp and fix the live wire, elastic counter force generated by flattening the elastic gasket is used for axially pressing screwed threads, and the screwing bolt is prevented from loosening;

3. the utility model discloses in be equipped with the hanging auxiliary member, when electrified the meet a fire, realize hanging the fastener with the insulating bar who takes the customization end, the insulator spindle plays the main insulating effect, makes the operation personnel keep away from high-voltage electricity, and the protection personal safety still is equipped with the connecting piece of screwing, and when electrified the meet a fire, the realization is with the insulating bar who takes the customization end fasten soon and decide fastener and live wire, convenient to use, easy operation, the security performance is high.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the clamping state of the present invention;

fig. 3 is an enlarged structural diagram of the contact portion between the clamping block and the live wire at a position a in fig. 2 according to the present invention;

fig. 4 is a schematic diagram of the enlarged structure of the branch cover plate and the branch connecting portion at B of fig. 2.

In the figure: 1. a barb type hook; 2. a main body; 3. a clamping block; 4. a wedge-shaped push block; 5. screwing the bolt; 6. a thread plate; 7. an elastic washer; 8. flattening the cushion; 9. a protective cover; 10. a branch line fixing plate; 11. a branch cover plate; 12. hanging auxiliary parts; 13. screwing the connecting piece; 14. fixing the bolt; 15. a live line; 16. and (4) branch lines.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: a moment hook-shaped electrified fire-connecting wire clamp comprises a main body 2, a barb-type clamping hook 1 is integrally formed at the left end of the main body 2, a protective cover 9 is clamped at the top end of the main body 2, a hanging auxiliary part 12 is integrally formed at the bottom end of the main body 2, a branch fixing plate 10 is fixedly connected to the left side of the hanging auxiliary part 12, a branch cover plate 11 is screwed on the left side of the branch fixing plate 10 through a fixing bolt 14, a clamping block 3 is slidably connected to the top end of the front side of the main body 2, a wedge-shaped pushing block 4 matched with the clamping block 3 is arranged below the clamping block 3 and in contact with the tail end of the clamping block 3, a screwing bolt 5 is arranged below the wedge-shaped pushing block 4, the bottom end of the wedge-shaped pushing block 4 is in contact with the top end of the screwing bolt 5, the screwing bolt 5 slides on the main body 2 through a thread plate 6, the bolt 5 is screwed with the thread plate 6, a live wire 15 is clamped and fixed between the barb type clamping hook 1 and the clamping block 3, and a branch 16 is clamped and fixed between the branch fixing plate 10 and the branch cover plate 11.

In this embodiment: the top end of the front side of the main body 2 is connected with a clamping block 3 in a sliding way, a wedge-shaped push block 4 matched with the clamping block 3 is arranged below the clamping block 3 and in contact with the tail end of the clamping block 3, a screwing bolt 5 is arranged below the wedge-shaped push block 4, the bottom end of the wedge-shaped push block 4 is in contact with the top end of the screwing bolt 5, the end of a branch line 16 is tightly pressed and fixed between a branch line fixing plate 10 and a branch line cover plate 11 through a fixing bolt 14, an insulating operating rod with a customized end is used, the wire clamp barb type clamping hook 1 is hooked on an overhead live wire 15 through the hanging auxiliary part 12, an insulating operating rod with a customized end is used, the connecting piece 13 of screwing is rotatory to screw bolt 5 and promote wedge ejector pad 4 and make the 3 centre gripping of tight piece of clamp fix live wire 15 through screwing, adopts slide wedge clamping mechanism to make the clamp force of 5 locking production of screwing increase 3 times, and the reinforcing fastener is to the clamping-force of live wire 15, increases the be connected electric conductivity between fastener and the live wire 15.

Specifically, the outer side of the screwing bolt 5 and the inner side of the thread plate 6 are respectively provided with matched threads; when the tightening bolt 5 is screwed, the tightening bolt 5 can slide up and down on the thread plate 6, so that the wedge-shaped push block 4 is pushed up and pulled down.

Specifically, the stroke of screwing the bolt 5 is greater than the distance from the top end of the wedge-shaped push block 4 to the bottom end of the protective cover 9; the up-and-down movement of the screwing bolt 5 on the thread plate 6 can push the wedge-shaped push block 4 to be contacted with the bottom end of the protective cover 9, so that the joint between the clamping block 3 and the barb type clamping hook 1 is tighter.

Specifically, the inner wall surfaces of the barb type clamping hook 1 and the clamping block 3, and the inner wall surfaces of the branch fixing plate 10 and the branch cover plate 11 are provided with tooth-shaped bore lines; the relative sliding between the live wire 15 and the branch wire 16 and the wire clamp can be prevented when the live wire 15 and the branch wire 16 are lapped, and the stability of the jointing clamp is further improved.

Specifically, two fixing bolts 14 are arranged on the branch line fixing plate 10 and the hanging auxiliary member 12, the two fixing bolts 14 are symmetrically distributed at the top end and the bottom end of the branch line fixing plate 10 and the branch line cover plate 11, and the fixing bolt 14 positioned at the top end penetrates through the branch line cover plate 11 and the branch line fixing plate 10 to be fixedly connected with the main body 2; the opening and closing between the branch fixing plate 10 and the branch cover plate 11 are more stable, and the fixing stability of the lap joint branch 16 is enhanced.

Specifically, a flat gasket 8 and an elastic washer 7 are sequentially sleeved on a connecting part of the wedge-shaped push block 4 and the screwing bolt 5 from top to bottom, and the flat gasket 8 and the elastic washer 7 are clamped and fixed with the screwing bolt 5; the clamping device is used for pressing the screwed threads axially by means of elastic counter force generated by flattening the elastic washer 7 and the flat gasket 8 after the screwed bolt 5 is screwed down to enable the barb type clamping hook 1 and the clamping block 3 to clamp and fix the live wire 15, so that the screwed bolt 5 is prevented from loosening.

Specifically, two hanging auxiliary holes are formed in the inner side of the hanging auxiliary piece 12, the hanging auxiliary piece 12 is in threaded connection with the main body 2, and the screwing connecting piece 13 is of a concave structure; the insulating operating rods are respectively used for connecting the customized end heads of the belt, so that a main insulating effect is achieved, operating personnel are far away from high-voltage electricity, and personal safety is protected.

The utility model discloses a theory of operation and use flow: the end of a branch line 16 is tightly pressed and fixed between a branch line fixing plate 10 and a branch line cover plate 11 through a fixing bolt 14, an insulating operating rod with a customized end is used, a wire clamp barb type clamping hook 1 is hooked on an overhead live wire 15 through a hanging auxiliary part 12, the insulating operating rod with the customized end is used, a screwing bolt 5 is rotated through a screwing connecting part 13 to push a wedge-shaped pushing block 4 to enable a clamping block 3 to clamp and fix the live wire 15, the wall surface of the barb type clamping hook 1 and the clamping block 3, which is contacted with the live wire 15, and the wall surface of the branch line fixing plate 10 and the branch line cover plate 11, which is contacted with the branch line 16, are provided with tooth-shaped chamber lines, the relative sliding of the lapped live wire 15 and a wire clamp can be prevented, the stability of the connecting wire clamp is further improved, an elastic washer 7 and a flat washer 8 are sleeved on the connecting part of the screwing bolt 5 and the wedge-shaped, the elasticity counterforce that leans on the elastic gasket to flatten and the production makes the screw thread that closes soon intervalve axial compress tightly, prevents that bolt 5 of screwing is not hard up, the utility model discloses in still be equipped with hanging dress auxiliary member 12 and screw connecting piece 13, play the main insulation effect, make the operation personnel keep away from high-voltage electricity, protection personal safety when electrified the fire that connects, realizes with the insulating bar hanging dress fastener that takes the customization end, the fixed wire clamp of screwing and live wire 15, convenient to use, easy operation, the security performance is high.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a moment colludes electrified fastener that connects a fire of form which characterized in that: comprises a main body (2), a barb type clamping hook (1) is integrally formed at the left end of the main body (2), a protective cover (9) is clamped at the top end of the main body (2), a hanging auxiliary part (12) is integrally formed at the bottom end of the main body (2), a branch fixing plate (10) is fixedly connected to the left side of the hanging auxiliary part (12), a branch cover plate (11) is screwed on the left side of the branch fixing plate (10) through a fixing bolt (14), a clamping block (3) is slidably connected to the top end of the front side of the main body (2), a wedge-shaped push block (4) which is matched with the clamping block (3) is arranged below the clamping block (3) and is in contact with the tail end of the clamping block (3), a screwing bolt (5) is arranged below the wedge-shaped push block (4), and the bottom end of the wedge-shaped push block (4) is in contact with the top end of the screwing, screw bolt (5) through thread plate (6) slide on main part (2), screw bolt (5) with thread plate (6) spiro union, thread plate (6) with main part (2) spiro union, the bottom of screw bolt (5) articulates there is connecting piece (13) of screwing, barb type pothook (1) with the block is fixed with live wire (15) between pressing from both sides tight piece (3), branch fixed plate (10) with block is fixed with branch line (16) between branch apron (11).

2. The live-wire connecting clamp in the form of a torque hook according to claim 1, characterized in that: and the outer side of the screwing bolt (5) and the inner side of the threaded plate (6) are respectively provided with matched threads.

3. The live-wire connecting clamp in the form of a torque hook according to claim 1, characterized in that: the stroke of the screwing bolt (5) is larger than the distance from the top end of the wedge-shaped push block (4) to the bottom end of the protective cover (9).

4. The live-wire connecting clamp in the form of a torque hook according to claim 1, characterized in that: the barb type clamping hook (1) and the clamping block (3), and the branch fixing plate (10) and the inner wall surface of the branch cover plate (11) are provided with tooth-shaped bore lines.

5. The live-wire connecting clamp in the form of a torque hook according to claim 1, characterized in that: the branch line fixing plate (10) and the hanging auxiliary part (12) are provided with two fixing bolts (14), the two fixing bolts (14) are symmetrically distributed at the top end and the bottom end of the branch line fixing plate (10) and the branch line cover plate (11), and the fixing bolts (14) located at the top end penetrate through the branch line cover plate (11) and the branch line fixing plate (10) to be fixedly connected with the main body (2).

6. The live-wire connecting clamp in the form of a torque hook according to claim 1, characterized in that: wedge ejector pad (4) with the connecting portion of the bolt of screwing (5) from top to bottom overlaps in proper order and is equipped with flat pad (8) and elastic washer (7), flat pad (8) with elastic washer (7) all with bolt of screwing (5) block is fixed.

7. The live-wire connecting clamp in the form of a torque hook according to claim 1, characterized in that: the inner side of the hanging auxiliary piece (12) is provided with two hanging auxiliary holes, the hanging auxiliary piece (12) is in threaded connection with the main body (2), and the screwing connecting piece (13) is of a concave structure.