CN213461015U

CN213461015U - Cable clamping piece for terminal waterproof connector

Info

Publication number: CN213461015U
Application number: CN202022494978.1U
Authority: CN
Inventors: 阚劲松; 耿波; 卢照华; 刘振; 王松佳
Original assignee: Dejiahui Shandong Electric Technology Co ltd
Current assignee: Dejiahui Shandong Electric Technology Co ltd
Priority date: 2020-10-31
Filing date: 2020-10-31
Publication date: 2021-06-15
Anticipated expiration: 2030-10-31

Abstract

The cable clamping piece comprises a clamping block which is arranged in a columnar shape, wherein a wire routing hole which is arranged along the length direction of the clamping block is formed in the clamping block, a fixing hole which is towards the wire routing hole is formed in the side wall of the clamping block, and the fixing hole is communicated with the wire routing hole; the fixing hole is provided with a fixing component for clamping the cable. This application has the effect that improves the convenient degree of cable installation of cable clamping piece.

Description

Cable clamping piece for terminal waterproof connector

Technical Field

The application relates to the field of street lamp cable is with cable and different electric technique, especially relates to a terminal is cable fastener for waterproof connector.

Background

At present, cables are used for transmitting, distributing electric energy or transmitting electric signals to equipment such as transformers, and are classified into power cables, communication cables, control cables, and the like according to their uses, and most of the cross sections of the cables are circular. The traditional wire-dropping winding and sleeve crimping mode is usually adopted when the cable is connected in different electrical connection modes in the street lamp field, the replacement insulation sealing is attached, and a certain waterproof effect is realized.

In view of the above-mentioned related technologies, the inventor believes that there are defects that although the cable clamping member for the existing terminal waterproof connector can achieve the cable clamping effect, when clamping the cable, the cable clamping operation needs to be completed by matching with various structures such as a gasket, and the like, the number of parts is large, and the installation is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to improve the convenient degree of cable installation of cable clamping piece, this application provides a terminal is cable clamping piece for waterproof connector.

The application provides a pair of terminal is cable clamp spare for waterproof connector adopts following technical scheme:

a cable clamping piece for a terminal waterproof connector comprises a clamping block which is arranged in a columnar shape, wherein a wire routing hole which is arranged along the length direction of the clamping block is formed in the clamping block, a fixing hole which is towards the wire routing hole is formed in the side wall of the clamping block, and the fixing hole is communicated with the wire routing hole;

the fixing hole is provided with a fixing component for clamping the cable.

Through adopting above-mentioned technical scheme, when needs carry out cable clamp tightly, pass through the cable from the wire hole to fix the cable through the fixed subassembly in this fixed orifices, alright completion is to the fixed clamping operation of cable.

Preferably, the internal thread has all been seted up to the position department that presss from both sides tight piece and correspond the fixed orifices, and fixed subassembly includes the bolt of threaded connection in the fixed orifices, and the one end that the nut was kept away from to the bolt can stretch into the setting of walking the line hole.

Through adopting above-mentioned technical scheme, through threaded connection's bolt, can carry out stable clamp to the cable through the pressure of bolt to the cable, simultaneously, under the cooperation of fixed orifices, can set up longer internal thread under the certain circumstances of tight piece volume of clamp to improve the length of bolt and fixed orifices threaded connection's length, thereby improve the stability of cable centre gripping.

Preferably, the fixing hole is arranged perpendicular to the length direction of the wiring hole.

Through adopting above-mentioned technical scheme, the fixed orifices is perpendicular with the wire hole, can ensure that fixed subassembly gives the length direction of the force perpendicular to cable of cable, thereby based on the atress analysis principle, can ensure that fixed subassembly stably fixes the cable, reduces the gliding probability in wire hole.

Preferably, the position of the clamping block corresponding to each wiring hole is at least provided with two fixing holes, and the fixing holes are not perpendicular to the length direction of the wiring holes.

Through adopting above-mentioned technical scheme, through setting up a plurality of fixed orificess to keep all fixed orificess all not all to set up perpendicularly with the length direction in line hole, can utilize the direction difference of a plurality of fixed orificess, there is the direction difference when keeping the bolt to be used for fixed cable, thereby, can conveniently carry out the fixed of multi-angle to the cable, reduce the probability that the cable shifted.

Preferably, all the fixing holes corresponding to the same wiring hole are arranged along the length direction of the wiring hole and are obliquely arranged from one end far away from the wiring hole to the direction close to each other.

Through adopting above-mentioned technical scheme, all fixed orificess that same wire hole corresponds slope in opposite directions sets up, can ensure simultaneously in the length direction in wire hole that the cable is followed two direction restrictions to the guarantee cable can't be followed the arbitrary one end in wire hole and extracted, improves the positional stability of cable.

Preferably, the intersection point of the fixing hole and the outer surface of the clamping block, the intersection point of the fixing hole and the wiring hole and the cross section midpoint of the clamping block are not on the same straight line.

Through adopting above-mentioned technical scheme, can effectively improve the length of fixed orifices under the preferential condition of the volume of pressing from both sides the tight piece to, realization that can be more stable is to the fixed of cable, thereby reduces because the length of fixed orifices leads to the fixed unstable or not enough space installation fixed subassembly's of cable probability inadequately.

Preferably, the clamping blocks are inserted into the positions, corresponding to the fixing holes, of the ends, far away from the wiring holes, of the fixing holes, and the blocking blocks are arranged to cover the cross sections of the fixing holes.

Through adopting above-mentioned technical scheme, the setting of sprue can effectively reduce water and dust and follow the probability that the bolt got into the wire hole from the fixed orifices to can avoid improving leakproofness and the water-proof effects of cable clamping in-process because the probability that water or dust that get into in the fixed orifices lead to the cable to soak or damage when bolt and the inseparable butt of cable.

Preferably, the outer side wall of the clamping block is fixedly connected with a limiting block.

Through adopting above-mentioned technical scheme, the setting of stopper can improve the suitability of pressing from both sides tight piece, reduces because the less probability that leads to pressing from both sides tight piece itself and rock in pipeline or casing of the volume of pressing from both sides tight piece to improve and press from both sides the stability that tight piece was fixed to the cable.

Preferably, one end of the bolt close to the wiring hole is rotatably connected with a gasket with a cross section larger than that of the bolt.

Through adopting above-mentioned technical scheme, the setting of gasket can increase the superficial area of bolt and cable contact to improve the stability fixed to the cable.

Preferably, the gasket is the arc setting, and the radian of gasket equals with the inside wall radian that presss from both sides tight piece and correspond the line hole.

Through adopting above-mentioned technical scheme, set the gasket to the arc, on the one hand can conveniently loosen the cable through the bolt with the shape adaptation in wire hole, and on the other hand can match with the cable to the convenient shape of matcing the cable when pressing from both sides tight cable improves the tight effect of cable clamp.

Drawings

FIG. 1 is an overall schematic view of embodiment 1.

Fig. 2 is a sectional view of the protruding inner structure in embodiment 1.

Fig. 3 is a sectional view of the protruding inner structure in embodiment 2.

Description of reference numerals: 1. a clamping block; 11. a wiring hole; 12. a fixing hole; 121. a bolt; 122. a gasket; 13. a limiting block; 14. and (7) blocking.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

Example 1:

the application discloses terminal is cable clamp spare for waterproof connector refers to 1, including being the tight piece 1 of clamp that the column set up, sets up three walking line hole 11 that sets up along the length direction who presss from both sides tight piece 1 on pressing from both sides tight piece 1, and walking line hole 11 encircles the axis of pressing from both sides tight piece 1 and arranges the setting. In use, the cables are fixed in the wire holes 11 respectively, so that the fixing operation of the cables can be completed.

Referring to fig. 1 and 2, two fixing holes 12 towards the wire feeding holes 11 are formed in the side wall of the clamping block 1 at positions corresponding to each wire feeding hole 11, and the fixing holes 12 are communicated with the corresponding wire feeding holes 11. The clamping block 1 is provided with internal threads at positions corresponding to the fixing holes 12, and the fixing holes 12 are internally provided with fixing components for clamping cables. The fixing component comprises a bolt 121 which is connected in the fixing hole 12 in a threaded mode, and one end, far away from the nut, of the bolt 121 can extend into the wiring hole 11. When the cable position needs to be fixed, the end of the bolt 121 can be used to abut against the cable in the wire hole 11 through the threaded connection of the bolt 121, so that the position stability of the cable is guaranteed.

Referring to fig. 1 and 2, the fixing hole 12 is provided perpendicular to the length direction of the wire hole 11. The intersection point of the fixing hole 12 and the outer surface of the clamping block 1, the intersection point of the fixing hole 12 and the wiring hole 11 and the cross section midpoint of the clamping block 1 are not on the same straight line. In order to ensure the stability of fixing the cable while reducing the size of the clamping block 1, the fixing hole 12 is obliquely arranged, so that the length of the fixing hole 12 can be ensured when the clamping block 1 is smaller, the stability of threaded connection of the bolt 121 is improved, and the stability of cable fixing is further improved.

Referring to fig. 1 and 2, a washer 122 having a cross section larger than that of the bolt 121 is rotatably coupled to an end of the bolt 121 adjacent to the wire hole 11. The gasket 122 is arc-shaped, and the radian of the gasket 122 is equal to the radian of the inner side wall of the corresponding wire feeding hole 11 of the clamping block 1. Through setting up gasket 122, can improve the area of contact of bolt 121 and cable to bolt 121 can let the atress of cable more even through gasket 122 when compressing tightly the cable, can reduce the probability that the cable was damaged by bolt 121 on the one hand, and on the other hand can improve the stability fixed to the cable.

Referring to fig. 1 and 2, a limiting block 13 is fixedly connected to the outer side wall of the clamping block 1. Through the setting of stopper 13, can let when the installation presss from both sides tight piece 1, let press from both sides between tight piece 1 and the other structure and realize better spacing effect through stopper 13 to improve the positional stability who presss from both sides tight piece 1.

Referring to fig. 1 and 2, a blocking block 14 covering the cross section of the fixing hole 12 is inserted into one end of the clamping block 1 corresponding to the fixing hole 12 and far away from the wire arranging hole 11. The provision of the blocking piece 14 can block the fixing hole 12 after the bolt 121 is tightened, thereby reducing the probability of occurrence of water leakage.

The implementation principle of the cable clamping piece for the terminal waterproof connector in the embodiment of the application is as follows: during the use, insert the cable from the wire hole 11 to screw up bolt 121 compresses tightly the cable through gasket 122, accomplishes the fixed to the cable, thereby, can fix a plurality of cables through a clamp splice 1, realize the high efficiency fixed operation to the cable.

Example 2:

the application discloses terminal is cable clamping piece for waterproof connector, the difference with embodiment 1 lies in:

referring to fig. 3, the fixing holes 12 are not disposed perpendicular to the length direction of the routing holes 11. All the fixing holes 12 corresponding to the same wiring hole 11 are arranged along the length direction of the wiring hole 11 and all the fixing holes 12 corresponding to the same wiring hole 11 are obliquely arranged from one end far away from the wiring hole 11 to the direction close to each other and close to the wiring hole 11. By arranging the two fixing holes 12 in opposite directions, the cable can be blocked when the cable slides in any direction, so that the stability of the cable is improved, and the probability of the cable sliding is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a terminal cable fastener for waterproof connector which characterized in that: the clamping device comprises a clamping block (1) which is arranged in a columnar shape, wherein a wiring hole (11) which is arranged along the length direction of the clamping block (1) is formed in the clamping block (1), a fixing hole (12) which is arranged towards the wiring hole (11) is formed in the side wall of the clamping block (1), and the fixing hole (12) is communicated with the wiring hole (11);

a fixing component for clamping the cable is arranged in the fixing hole (12).

2. A cable clamp for a terminal watertight connector according to claim 1, characterized in that: the internal thread is all seted up in the position department that presss from both sides tight piece (1) corresponds fixed orifices (12), and fixed subassembly includes bolt (121) of threaded connection in fixed orifices (12), and the one end that the nut was kept away from in bolt (121) can stretch into line hole (11) and set up.

3. A cable clamp for a terminal watertight connector according to claim 2, characterized in that: the fixing hole (12) is arranged perpendicular to the length direction of the wiring hole (11).

4. A cable clamp for a terminal watertight connector according to claim 2, characterized in that: the position department that the grip block corresponds every and walks line hole (11) has seted up two fixed orificess (12) at least, and fixed orifices (12) all do not set up with the length direction of walking line hole (11) is perpendicular.

5. The cable clamp for a terminal waterproof connector according to claim 4, characterized in that: all the fixing holes (12) corresponding to the same wiring hole (11) are arranged along the length direction of the wiring hole (11), and all the fixing holes (12) corresponding to the same wiring hole (11) are obliquely arranged from one end far away from the wiring hole (11) to the direction close to each other.

6. A cable clamp for a terminal waterproof connector according to any one of claims 3 to 5, characterized in that: the intersection point of the fixing hole (12) and the outer surface of the clamping block (1), the intersection point of the fixing hole (12) and the wiring hole (11) and the cross section midpoint of the clamping block (1) are not on the same straight line.

7. A cable clamp for a terminal watertight connector according to claim 1, characterized in that: the clamping block (1) is inserted into a blocking block (14) which covers the cross section of the fixing hole (12) at the position of one end of the fixing hole (12) far away from the wiring hole (11).

8. A cable clamp for a terminal watertight connector according to claim 1, characterized in that: the outer side wall of the clamping block (1) is fixedly connected with a limiting block (13).

9. A cable clamp for a terminal watertight connector according to claim 2, characterized in that: one end of the bolt (121) close to the wiring hole (11) is rotatably connected with a gasket (122) with a cross section larger than that of the bolt (121).

10. A cable clamp for a terminal watertight connector according to claim 8, characterized in that: the gasket (122) is arranged in an arc shape, and the radian of the gasket (122) is equal to the radian of the inner side wall of the corresponding wiring hole (11) of the clamping block (1).