CN210167727U - Self-locking type wire pulling clamp - Google Patents

Self-locking type wire pulling clamp Download PDF

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Publication number
CN210167727U
CN210167727U CN201921356465.5U CN201921356465U CN210167727U CN 210167727 U CN210167727 U CN 210167727U CN 201921356465 U CN201921356465 U CN 201921356465U CN 210167727 U CN210167727 U CN 210167727U
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China
Prior art keywords
sleeve
fixed cover
locking
mounting
installation
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CN201921356465.5U
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Chinese (zh)
Inventor
冯颖
王春余
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HONGQI GROUP ELECTRIC POWER FITTINGS CO Ltd
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HONGQI GROUP ELECTRIC POWER FITTINGS CO Ltd
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Abstract

The utility model discloses a from locking-type fastener of acting as go-between, it includes the connecting piece and articulates in the locking piece at connecting piece both ends, the locking piece includes the installation sleeve and inserts the fixed cover of locating in the installation sleeve, the lateral wall of fixed cover is laminated mutually with the telescopic inner wall of installation, the one end that the connecting piece was kept away from to fixed cover is that the diameter reduces gradually and sets up and fixed cover axial runs through there is the mounting hole, fixed cover can constantly reduce with the internal diameter of the in-process mounting hole that the installation sleeve inner wall constantly supports tightly. The utility model has the advantages of it is following: the staff wears the tip of two sections cables in the mounting hole respectively, can constantly improve the fastening power of fixed cover to the cable after fixed cover chucking in the installation sleeve to realize the fixed of cable. And through the articulated setting of two locking pieces and connecting piece for the line presss from both sides and can form the adaptation angle of crossing when crossing the coaster, and the staff can be directly through pulling the coaster of crossing it, compares in prior art, can effectively save a large amount of labours.

Description

Self-locking type wire pulling clamp
Technical Field
The utility model belongs to the technical field of the technique of electric power fitting and specifically relates to a from locking-type fastener of acting as go-between.
Background
During the line construction, in order to facilitate the transmission of the cable, two sections of cables need to be connected together, and are transmitted by rolling of the pulley after being tensioned by a traction machine for a certain force.
In the prior art, two ends of a splicing sleeve are required to be respectively crimped to form connection for two sections of cables, and then the two sections of cables are dragged. The splicing sleeve is used for repairing and connecting the cable sections, so that the outside of the splicing sleeve is made of aluminum, and the splicing sleeve is insufficient in rigidity, so that the splicing sleeve needs to be sleeved with a steel pipe for protection during construction.
But the cover of steel pipe is established for the diameter and the length of rigidity part all grow, can't overturn in the coaster wire casing, or form the lever fulcrum, and the construction requirement is higher, makes the staff can only additionally increase the wire grip and help the steel pipe to overturn the coaster, and this kind of overturning not only has just so simply carried the steel pipe part over, still need unpack the one side of coaster simultaneously for the steel pipe passes from the outside of coaster, installs the coaster again and puts the second section cable on the coaster again. The transmission method of the cable is time-consuming and labor-consuming and needs to be improved.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides a from locking-type fastener of acting as go-between can continue and can directly cross the coaster through pulling to two sections cables, has the advantage of saving a large amount of labours.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a self-locking type wire-pulling clamp comprises a connecting piece and locking pieces respectively hinged to two ends of the connecting piece, wherein the two locking pieces are respectively used for fixing the end parts of two sections of cables;
the locking piece is including the installation sleeve and insert the fixed cover of locating in the installation sleeve, the lateral wall of fixed cover is laminated with the telescopic inner wall of installation mutually, the one end that the connecting piece was kept away from to fixed cover is that the diameter reduces gradually and sets up and fixed cover axial runs through has the mounting hole, fixed cover can constantly reduce with the internal diameter of the in-process mounting hole of installing sleeve inner wall constantly supporting tightly.
Through adopting above-mentioned technical scheme, the staff wears the mounting hole respectively with the tip of two sections cables in, through the taper setting of fixed cover, can constantly improve the fastening power of fixed cover to the cable behind fixed cover chucking in the installation sleeve to realize the fixed of cable. And through the articulated setting of two locking pieces and connecting piece for the line clamp can form the adaptation and cross the angle when crossing the coaster, and the staff can directly cross the coaster through pulling, and at last the line clamp is lifted off again and is adopted the splicing sleeve to connect two sections cables. Compare in current aluminium crimping union coupling wire, the straight steel pipe protection technology of extranal packing rigidity, through the supplementary of above-mentioned fastener, can effectively save a large amount of labours.
The utility model discloses further set up to: the connecting piece includes an at least connecting rod, the both ends of connecting rod all are provided with two first articulated ears, the telescopic tip of installation is provided with the articulated ear of second, two first articulated ear and corresponding the articulated ear of second form to rotate through running through the bolt and connect.
Through adopting above-mentioned technical scheme, through inserting the second hinge lug to between two first hinge lugs, the rethread bolt runs through to form and rotate the connection, its rotational stability is high.
The utility model discloses further set up to: the mounting groove has been seted up to the tip axial of installation sleeve, mounting groove female connection has the installation piece, the second hinge ear sets up on the installation piece, the diameter of installation piece is greater than the maximum diameter of fixed cover.
Through adopting above-mentioned technical scheme, can dismantle the installation piece in the mounting groove through threaded connection's mode, the installation of the second hinge lug of also being convenient for when being convenient for fixed cover installation.
The utility model discloses further set up to: when the fixed sleeve is abutted and attached to the inner wall of the mounting sleeve, the end part of the fixed sleeve is positioned in the mounting groove.
Through adopting above-mentioned technical scheme, the tip of fixed cover exposes in the mounting groove for the installation piece can constantly support fixed cover tightly in the installation sleeve at the in-process of screwing up, thereby improves the tightness to the cable.
The utility model discloses further set up to: and one side of the mounting sleeve, which is far away from the mounting block, is provided with two opposite clamping grooves.
Through adopting above-mentioned technical scheme, through the setting in centre gripping groove, the staff of being convenient for adopts instruments such as spanner, will install sleeve and installation piece and screw up each other.
The utility model discloses further set up to: two first deformation grooves are axially formed in one end of the mounting sleeve, openings of the first deformation grooves are arranged in a cross shape in a crossed mode, two second deformation grooves are axially formed in the other end of the mounting sleeve, and openings of the second deformation grooves are arranged in a cross shape in a crossed mode.
Through adopting above-mentioned technical scheme, through the setting in first deformation groove and second deformation groove, for fixed cover provides sufficient deformation space, support tight in-process at fixed cover and installation sleeve, fixed cover can fully be deformed in order to press from both sides tight cable.
The utility model discloses further set up to: the openings of the two first deformation grooves and the two second deformation grooves are uniformly arranged along the circumferential direction of the fixing sleeve.
Through adopting above-mentioned technical scheme, through with twice first deformation groove and twice second deformation groove align to grid on the circumferencial direction of fixed cover for fixed cover can obtain the biggest deformation space, and has good structural strength.
To sum up, the utility model discloses following beneficial effect has:
1. in the staff worn the mounting hole respectively with the tip of two sections cables, through the taper setting of fixed cover, can constantly improve the fastening power of fixed cover to the cable behind fixed cover chucking in the installation sleeve to realize the fixed of cable. And through the articulated setting of two locking pieces and connecting piece for the line clamp can form the adaptation and cross the angle when crossing the coaster, and the staff can directly cross the coaster through pulling, and at last the line clamp is lifted off again and is adopted the splicing sleeve to connect two sections cables. Compared with the prior art, a large amount of labor force can be effectively saved by the aid of the wire clamp;
2. the mounting block is detachably arranged in the mounting groove in a threaded connection mode, so that the mounting of the fixing sleeve is facilitated, the mounting of the second hinge lug is also facilitated, and the end part of the fixing sleeve is exposed in the mounting groove, so that the fixing sleeve can be continuously abutted against the mounting sleeve in the screwing process of the mounting block, and the fastening degree of the cable is improved;
3. through the setting in first deformation groove and second deformation groove, for fixed cover provides sufficient deformation space, support tight in-process at fixed cover and installation sleeve, fixed cover can fully be deformed in order to press from both sides tight cable.
Drawings
Fig. 1 is an exploded structure diagram of the present embodiment.
Reference numerals: 1. a connecting member; 11. a connecting rod; 12. a first hinge ear; 2. a locking member; 21. a second hinge ear; 22. installing a sleeve; 23. fixing a sleeve; 24. mounting blocks; 3. a bolt; 4. a first deformation groove; 5. a second deformation groove; 6. mounting holes; 7. mounting grooves; 8. a clamping groove.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
A self-locking type wire clamp is made of metal materials, as shown in figure 1, and comprises a connecting piece 1 and locking pieces 2 which are respectively hinged at two ends of the connecting piece 1, wherein the two locking pieces 2 are respectively used for fixing the end parts of two sections of cables. Connecting piece 1 includes connecting rod 11, two first hinge ears 12 of the equal fixedly connected with in both ends of connecting rod 11, and two locking pieces 2 are all including setting up in a second hinge ear 21 of its tip, and two first hinge ears 12 and corresponding second hinge ear 21 form the rotation through running through bolt 3 and connect.
The locking member 2 further comprises a mounting sleeve 22 and a fixing sleeve 23 inserted into the mounting sleeve 22, wherein one end of the fixing sleeve 23 away from the connecting rod 11 is arranged in a frustum shape with a gradually reduced diameter. The inner wall of the mounting sleeve 22 is arranged to match the retaining sleeve 23 so that the retaining sleeve 23 remains in abutment with the inner wall of the mounting sleeve 22.
One end of the fixed sleeve 23 is axially provided with two first deformation grooves 4, and the openings of the two first deformation grooves 4 are arranged in a cross shape; the other end of the fixed sleeve 23 is also axially provided with two second deformation grooves 5, and the openings of the two second deformation grooves 5 are arranged in a cross shape. And the openings of the two first deformation grooves 4 and the two second deformation grooves 5 are uniformly arranged along the circumferential direction of the fixing sleeve 23, that is, the first deformation grooves 4 and the second deformation grooves 5 are arranged in a crossed manner, and in the projection of the same plane, the interval angles between the openings of the first deformation grooves 4 and the openings of the second deformation grooves 5 are the same.
Wherein, the fixing sleeve 23 is axially penetrated with a mounting hole 6 for the end part of the cable to penetrate, and the mounting hole 6 is communicated with the first deformation groove 4 and the second deformation groove 5. Through the arrangement of the first deformation groove 4 and the second deformation groove 5, the fixing sleeve 23 can be expanded under the action of external force, so that the cable penetrates into the mounting hole 6, and the cable is clamped on the fixing sleeve 23 under the elastic restoring action force of the fixing sleeve 23. When the two segments of cables provide outward pulling force to the fixing sleeve 23, the fixing sleeve 23 is compressed through the inclined plane extrusion effect between the fixing sleeve 23 and the mounting sleeve 22, the fastening force to the cables is further improved, and a self-locking effect is formed.
The mounting sleeve 22 has a mounting groove 7 axially opened at one end facing the connecting rod 11, and a mounting block 24 is disposed in the mounting groove 7. The inner wall of mounting groove 7 is provided with the internal thread, and the lateral wall of installation piece 24 is provided with the external screw thread for in installation piece 24 threaded connection in mounting groove 7, second hinge ear 21 fixed connection is on the terminal surface of installation piece 24.
When the fixing sleeve 23 abuts against and is attached to the inner wall of the mounting sleeve 22, the end of the fixing sleeve 23 is exposed in the mounting groove 7, and the diameter of the mounting block 24 is larger than the maximum diameter of the fixing sleeve 23. In the process of screwing the mounting block 24, the fixing sleeve 23 can be continuously pressed into the mounting sleeve 22, and the fastening force of the fixing sleeve 23 to the cable can be further improved.
Further preferably, two opposite clamping grooves 8 are formed in one side, away from the mounting block 24, of the mounting sleeve 22, and a worker can screw the mounting block 24 and the mounting sleeve 22 through a wrench and other tools, so that the fastening effect of the fixing sleeve 23 on the end portion of the cable is further improved.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection.

Claims (7)

1. The utility model provides a from locking-type fastener that acts as go-between which characterized in that: the cable fixing device comprises a connecting piece (1) and locking pieces (2) hinged to two ends of the connecting piece (1) respectively, wherein the two locking pieces (2) are used for fixing the end parts of two sections of cables respectively;
locking piece (2) are including installation sleeve (22) and insert fixed cover (23) of locating in installation sleeve (22), the lateral wall of fixed cover (23) is laminated mutually with the inner wall of installation sleeve (22), the one end that connecting piece (1) was kept away from in fixed cover (23) is that the diameter reduces gradually and set up and fixed cover (23) axial runs through there is mounting hole (6), fixed cover (23) can constantly reduce with the internal diameter of installing sleeve (22) inner wall constantly support tight in-process mounting hole (6).
2. The self-locking wire-pulling clamp according to claim 1, characterized in that: connecting piece (1) includes an at least connecting rod (11), the both ends of connecting rod (11) all are provided with two first articulated ear (12), the tip of installation sleeve (22) is provided with second articulated ear (21), two first articulated ear (12) and corresponding second articulated ear (21) form through running through bolt (3) and rotate the connection.
3. The self-locking wire-pulling clamp according to claim 2, characterized in that: mounting groove (7) have been seted up to the tip axial of installation sleeve (22), mounting groove (7) female connection has installation piece (24), second hinge ear (21) set up on installation piece (24), the diameter of installation piece (24) is greater than the maximum diameter of fixed cover (23).
4. The self-locking wire-pulling clamp according to claim 3, characterized in that: when the fixed sleeve (23) is abutted and attached to the inner wall of the mounting sleeve (22), the end part of the fixed sleeve (23) is positioned in the mounting groove (7).
5. The self-locking wire-pulling clamp according to claim 3, characterized in that: and one side of the mounting sleeve (22) departing from the mounting block (24) is provided with two opposite clamping grooves (8).
6. The self-locking wire-pulling clamp according to claim 1, characterized in that: two first deformation grooves (4) are axially formed in one end of the mounting sleeve, openings of the first deformation grooves (4) are arranged in a cross shape in a crossed mode, two second deformation grooves (5) are axially formed in the other end of the mounting sleeve, and openings of the second deformation grooves (5) are arranged in a cross shape in a crossed mode.
7. The self-locking wire-pulling clamp according to claim 6, characterized in that: the openings of the two first deformation grooves (4) and the two second deformation grooves (5) are uniformly arranged along the circumferential direction of the fixing sleeve (23).
CN201921356465.5U 2019-08-20 2019-08-20 Self-locking type wire pulling clamp Active CN210167727U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921356465.5U CN210167727U (en) 2019-08-20 2019-08-20 Self-locking type wire pulling clamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921356465.5U CN210167727U (en) 2019-08-20 2019-08-20 Self-locking type wire pulling clamp

Publications (1)

Publication Number Publication Date
CN210167727U true CN210167727U (en) 2020-03-20

Family

ID=69796446

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921356465.5U Active CN210167727U (en) 2019-08-20 2019-08-20 Self-locking type wire pulling clamp

Country Status (1)

Country Link
CN (1) CN210167727U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118174225A (en) * 2024-05-14 2024-06-11 浙江贝立电力科技有限公司 Fixing wire clamp for column insulator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118174225A (en) * 2024-05-14 2024-06-11 浙江贝立电力科技有限公司 Fixing wire clamp for column insulator

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