CN210015985U - Parallel groove clamp - Google Patents

Abstract

The embodiment of the utility model discloses parallel groove clamp, including parallel groove holder and clamping piece, parallel groove holder includes the base that the level set up and the clamping piece of connection at the base both ends, the clamping piece incurves and forms the U type double-layered groove that is used for fixed wire, the clamping piece includes the locking piece of keeping flat on the upper surface of base and the electrically conductive clamp splice of slidable mounting at the locking piece both ends, still be provided with the driving piece that is used for connecting the electrically conductive clamp splice of both ends and drives the electrically conductive clamp splice and press from both sides tight wire on the locking piece, the wiring hole has been seted up to the side of clamping piece, wear to be equipped with the ammeter line in the wiring hole, the upper surface of clamping piece is provided with the tight piece that is used for being connected ammeter line and electrically conductive clamp splice; the embodiment of the utility model provides a drive electrically conductive clamp splice through the driving piece and press from both sides tight wire to utilize the clamping piece to compress tightly ammeter line and electrically conductive clamp splice, easy operation both can accomplish the doubling operation of two wires, also can realize being connected of ammeter line and wire.

Description

A parallel groove clamp

technical field

The embodiment of the utility model relates to the technical field of wire connection, in particular to a parallel groove wire clamp.

Background technique

At present, the emergency repair work caused by the copper-aluminum transition interface failure of low-voltage user wiring accounts for more than 80% of the total emergency repair work. At the same time, the current user cable clips on the market can only realize one-to-one user wiring, which cannot meet the actual needs of the site, and The grounding wire can only be connected by stripping the insulation layer of the wire, and it will be restored after the construction is completed, which will increase the work of the staff and leave safety hazards due to repeated damage to the insulation layer of the wire.

As a contact fitting for connecting wires in parallel to transmit electrical load, the parallel groove clamp is widely used. The connection at the position under tension is also used for the jumper connection of non-linear towers. Traditionally, the practical parallel groove clamp is composed of a semi-circular upper cover with two grooves and a lower cover through bolts. The wire is clamped in the groove and fixed, the structure is simple, and it can be reused. However, the current parallel groove wire clamp only meets the connection between the main wire and the branch wire, and there is no corresponding product for the user wiring at the branch line.

Utility model content

To this end, the embodiment of the present utility model provides a parallel groove wire clamp, which uses the U-shaped clamping grooves at both ends of the parallel groove clamp base to fix the wire, connects the two conductive clamp blocks and clamps the wire through the driving part, and realizes the parallel operation. Pass through the wiring hole and electrically connect the meter wire with the conductive clamp block through the fastener to complete the connection operation of the electric meter wire, so as to solve the problem that the parallel groove wire clamp in the prior art can only satisfy the connection between the main line and the branch line but cannot be realized. Problems with user wiring at line branches.

In order to achieve the above purpose, the embodiments of the present utility model provide the following technical solutions:

A parallel groove wire clamp, comprising a parallel groove clamp seat and a clamping member arranged inside the parallel groove clamp seat, the parallel groove clamp base comprises a horizontally arranged substrate and a clip connected at both ends of the substrate, the clip The sheet is bent inward and forms a U-shaped clip slot for fixing the wire. The clip includes a locking block flat on the upper surface of the substrate and a conductive clip slidably installed at both ends of the locking block. The locking block There is also a driving member for connecting the conductive clips at both ends and driving the conductive clips to clamp the wire, the side of the clip is provided with a wiring hole, the wiring hole is pierced with an electric meter wire, and the clip The upper surface of the sheet is provided with a fastening piece for connecting the electric meter wire with the conductive clamping block.

As a preferred solution of the present invention, the fastening piece includes a wire pressing rod, a lifting block connected to the upper end surface of the wire pressing rod, and a spring sleeved on the outer surface of the wire pressing rod. The upper surface of the clip is A wire fixing hole is opened, the wire pressing rod is inserted in the wire fixing hole, one end of the spring is connected with the lower surface of the lifting block, and the other end of the spring is connected with the upper surface of the clip.

As a preferred solution of the present invention, the wiring hole is connected with a threading pipe inwardly, and a positioning hole runs through the threading pipe from top to bottom, and the fixing hole is located directly above the positioning hole.

As a preferred solution of the present invention, a chute is provided inside the locking block, the conductive clamping block is installed in the chute, and an end of the conductive clamping block close to the clip is provided with a concave arc A clamping groove is provided, and a conductive column is connected to the other end of the conductive clamping block relative to the arc clamping groove.

As a preferred solution of the present invention, the driving member comprises an internal thread post installed on the upper surface of the locking block, the internal thread post is communicated with the chute, and a rotating screw rod is arranged inside the internal thread post, The lower end of the rotating screw is connected with a conductive cone head for adjusting the distance between the two conductive columns.

As a preferred solution of the present invention, the upper end of the rotating screw is connected with a turntable handle which is easy to rotate.

As a preferred solution of the present invention, the inner surface of the circular arc clamping groove is provided with a serrated cutting edge.

As a preferred solution of the present invention, the upper surface of the substrate is provided with a plurality of installation grooves equidistantly, and the lower surface of the locking block is provided with installation blocks matching the installation grooves.

The embodiment of the present invention has the following advantages:

In the embodiment of the present utility model, the two wires are fixed in the U-shaped clip grooves at the two ends of the clip seat of the merger and acquisition part, and the conductive clips at both ends are connected by the driving member, and the conductive clips are driven to clamp the wires, thereby completing the connection of the two wires. Wire operation, then insert the meter wire through the wiring hole, and use the fastener to compress the meter wire and the conductive clamp block to realize the wiring operation of the meter wire and the wire. It can also realize the connection between the meter line and the wire.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that are required to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only exemplary, and for those of ordinary skill in the art, other implementation drawings can also be obtained according to the extension of the drawings provided without creative efforts.

The structures, proportions, sizes, etc. shown in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with the technology, and are not used to limit the conditions that the present invention can be implemented. The technical substantive significance, the modification of any structure, the change of the proportional relationship or the adjustment of the size, without affecting the effect that the utility model can produce and the purpose that can be achieved, should still fall within the scope disclosed in the present utility model. The technical content must be within the scope of coverage.

Fig. 1 is the overall structure schematic diagram of a kind of specific embodiment of parallel groove clamp provided by the utility model;

Fig. 2 is the sectional view of the locking block in the parallel groove clamp shown in Fig. 1;

FIG. 3 is a schematic three-dimensional structural diagram of the rotating screw in the parallel groove clamp shown in FIG. 1 .

In the picture:

10- Parallel groove clamp seat; 20- Clamping piece;

11-substrate; 12-clip; 13-U-shaped clip groove; 14-fastener;

21-lock block; 22-conductive clamp block; 23-drive part;

111-installation slot;

121-wiring hole; 122-fixing hole; 123-threading pipe; 124-positioning hole;

141-crimping rod; 142-lifting block; 143-spring;

211-chute; 212-installation block;

221-arc clip groove; 222-conductive column; 223-cutting edge;

231-internal thread post; 232-rotating screw; 233-conductive cone head; 234-turntable handle.

Detailed ways

The embodiments of the present invention will be described below by specific specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are of the present invention. Some examples, but not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The traditional parallel groove clamp only meets the parallel connection of the main line and the branch line, and there is no corresponding product for the user wiring at the branch of the line to meet the demand. It can also realize the wiring operation of the meter line and the low-voltage wire.

First, as shown in FIG. 1 , the present invention provides a parallel groove wire clamp, including a parallel groove clamp base 10 and a clamping member 20 arranged inside the parallel groove clamp base 10 , and the parallel groove clamp base 10 includes a horizontal groove The provided substrate 11 and the clips 12 connected at both ends of the substrate 11, the clips 12 are bent inward and form a U-shaped clip groove 13 for fixing the wires, and the clip 20 includes a flat on the substrate 12. 11 The locking block 21 on the upper surface and the conductive clamping blocks 22 slidably installed at both ends of the locking block 21 are also provided on the locking block 21 for connecting the conductive clamping blocks 22 at both ends and driving the conductive clamping blocks 22 to clamp Wire driver 23.

Further, as shown in FIG. 2 , a chute 211 is provided inside the locking block 21 , the conductive clip 22 is installed in the chute 211 , and one end of the conductive clip 22 close to the clip 12 is provided with a In the concave arc clip groove 221 , the conductive column 222 is connected to the other end of the conductive clip 22 relative to the arc clip slot 221 .

As shown in FIGS. 1 and 3 , the driving member 23 includes an internal thread post 231 installed on the upper surface of the locking block 21 , the internal thread post 231 communicates with the sliding groove 211 , and the interior of the internal thread post 231 is arranged There is a rotating screw 232 , and the lower end of the rotating screw 232 is connected with a conductive conical head 233 for adjusting the distance between the two conductive columns 222 .

The specific process of the wiring operation is as follows: put the two wires to be connected into the U-shaped clip grooves 13 at both ends of the parallel groove holder 10, rotate the rotating screw 232 to make the rotating screw 232 move downward, and then move the rotating screw 232 downward. During the process, the conductive cone head 233 at the end also moves down together and squeezes the two conductive pillars 222 inside the locking block 21. As the distance between the two conductive pillars 222 increases, the two The conductive clips 22 move to both ends respectively and clamp the wires in the U-shaped clip slot 13. Since the conductive posts 222, the conductive cones 233 and the conductive clips 22 are all conductive, the electrical connection between the two wires is also completed. sexual connection.

During this process, in order to facilitate the rotation of the rotating screw 232 , a turntable handle 234 for easy rotation may be connected to the upper end of the rotating screw 232 .

At the same time, since the locking block 21 and the clip 12 are not fixedly connected, the locking block 21 is likely to move left and right during the rotation of the rotating screw 232, thereby affecting the wiring operation. Therefore, the upper surface of the substrate 11 is equally spaced with several A mounting groove 111 is provided. The lower surface of the locking block 21 is provided with a mounting block 212 matching the mounting groove 111. the active connection and prevent the locking block 21 from moving left and right.

Another advantage of the above-mentioned locking block 21 being movably connected to the clip 12 is that when the diameters of the main wire and the branch wire are the same, the locking block 21 can be fixed in the middle of the clip 12. When the diameters are different, the locking block 12 can be shifted to the end with the smaller diameter, so as to prevent the wire clamp from being loosely connected.

In addition, a serrated cutting edge 223 can also be provided on the inner surface of the arc clamping groove 221, and the cutting edge 223 is designed to pierce the insulating sheath of the wire while the conductive clamping block 22 clamps the wire, so as to reduce manual Time wasting for peeling.

In order to facilitate the wiring operation of the branch wire and the meter wire, the side of the clip 12 is provided with a wiring hole 121, the wiring hole 121 is provided with the meter wire, and the upper surface of the clip 12 is provided with a connection hole 121 for connecting the meter The fastening piece 14 to which the wire is connected to the conductive clamp block 22 .

Further, the fastening member 14 includes a wire pressing rod 141 , a lifting block 142 connected to the upper end surface of the wire pressing rod 141 , and a spring 143 sleeved on the outer surface of the wire pressing rod 141 . The upper surface of the clip 12 A wire fixing hole 122 is opened, the wire pressing rod 141 is inserted in the wire fixing hole 122, one end of the spring 143 is connected to the lower surface of the lifting block 142, and the other end of the spring 143 is connected to the clip 12. connected to the upper surface.

The wiring hole 121 is connected inwardly with a threading pipe 123 , and a positioning hole 124 is penetrated through the threading pipe 123 from top to bottom. The fixing hole 122 is located directly above the positioning hole 124 .

The specific process of using this device to wire the electric meter wire is as follows: after the wire is fixed in the parallel groove wire clip, select the clip 12 on the side to be connected, lift the lifting block 142 upward to make the spring 143 extend, and the wire pressing rod 141 moves up a distance by one end, and then extends the meter wire into the threading pipe 123 along the wiring hole 121. At this time, the lifting block 142 is slowly released. Under the reaction force of the spring 143, the wire pressing rod 141 moves down Clamp on the conductive clamp block 22 to complete the electrical connection between the meter wire and the wire.

Except for the conductive column 222, the conductive cone head 233 and the conductive clamp block 22, the entire parallel groove clamp in this embodiment is made of insulating material. , the operation of covering the insulating sleeve is omitted.

Although the present utility model has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present utility model, which is obvious to those skilled in the art. Therefore, these modifications or improvements made on the basis of not departing from the spirit of the present invention belong to the scope of protection of the present invention.

Claims (8)

1. The utility model provides a parallel groove clamp, includes and ditch holder (10) and sets up clamping piece (20) inside and ditch holder (10), its characterized in that, and ditch holder (10) including substrate (11) that the level set up and connecting clamping piece (12) at substrate (11) both ends, clamping piece (12) incurve and form U type double-layered groove (13) that are used for fixed wire, clamping piece (20) are including keeping flat locking piece (21) and the electrically conductive clamp splice (22) of slidable mounting at locking piece (21) both ends at substrate (11) upper surface, still be provided with on locking piece (21) and be used for connecting both ends electrically conductive clamp splice (22) and drive electrically conductive clamp splice (22) clamping drive piece (23) of pressing from both sides tight wire, wiring hole (121) have been seted up to the side of clamping piece (12), the ammeter line is worn to be equipped with in wiring hole (121), the upper surface of clamping piece (12) is provided with and is used for connecting ammeter line and electrically conductive clamp splice (14) clamping piece (22) .

2. The parallel groove clamp according to claim 1, wherein the fastening piece (14) comprises a wire pressing rod (141), a pulling block (142) connected to the upper end surface of the wire pressing rod (141), and a spring (143) sleeved on the outer surface of the wire pressing rod (141), the upper surface of the clamping piece (12) is provided with a wire fixing hole (122), the wire pressing rod (141) penetrates through the wire fixing hole (122), one end of the spring (143) is connected with the lower surface of the pulling block (142), and the other end of the spring (143) is connected with the upper surface of the clamping piece (12).

3. The parallel groove clamp as claimed in claim 2, wherein the wire connecting hole (121) is connected with a threading pipe (123) inwardly, a positioning hole (124) is formed on the threading pipe (123) from top to bottom, and the wire fixing hole (122) is located right above the positioning hole (124).

4. The parallel groove clamp according to claim 1, wherein a sliding groove (211) is formed in the locking block (21), the conductive clamping block (22) is installed in the sliding groove (211), an inward-concave arc clamping groove (221) is formed in one end, close to the clamping piece (12), of the conductive clamping block (22), and a conductive column (222) is connected to the other end, opposite to the arc clamping groove (221), of the conductive clamping block (22).

5. The parallel groove clamp as claimed in claim 4, wherein the driving member (23) comprises an internally threaded post (231) mounted on the upper surface of the locking block (21), the internally threaded post (231) is communicated with the sliding groove (211), a rotating screw (232) is arranged inside the internally threaded post (231), and a conductive conical head (233) for adjusting the distance between the two conductive posts (222) is connected to the lower end of the rotating screw (232).

6. A parallel groove clamp according to claim 5, wherein a turntable handle (234) is attached to the upper end of the rotating screw (232) for facilitating rotation.

7. A parallel groove clamp according to claim 4, wherein the inner surface of the arc clamp groove (221) is provided with a serrated cutting edge (223).

8. The parallel groove clamp as claimed in claim 1, wherein a plurality of mounting grooves (111) are formed on the upper surface of the substrate (11) at equal intervals, and mounting blocks (212) matched with the mounting grooves (111) are provided on the lower surface of the locking block (21).

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