CN213878537U

CN213878537U - Cable connection protector for power engineering

Info

Publication number: CN213878537U
Application number: CN202120222781.4U
Authority: CN
Inventors: 杨振
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-08-03
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a cable junction protector for power engineering relates to electric power engineering technical field, specifically is a cable junction protector for power engineering, including last terminal box, lower junction box, the bottom joint of going up the terminal box has lower junction box, the equal fixed mounting in both sides has the buckle around going up the terminal box, the equal fixed mounting junction box in both sides around the lower junction box, and the lateral wall movable mounting of junction box has the pull rod. This cable connection protector for power engineering when assembling last terminal box, lower junction box, will go up the buckle card of terminal box both sides and advance the junction box inside of lower junction box both sides, carry out the joint to the buckle through spacing clamping jaw to the equipment of terminal box and lower junction box is gone up in the realization, and removes through the pull rod pulling spacing clamping jaw of both sides around, removes the restriction to the buckle and can dismantle last terminal box, has reduced the degree of difficulty of going up terminal box and lower junction box equipment dismantlement.

Description

Cable connection protector for power engineering

Technical Field

The utility model relates to an electric power engineering technical field specifically is a cable junction protector for electric power engineering.

Background

With the development of society, the proportion of cables in power lines is gradually increasing, the power cables are cable products used for transmitting and distributing high-power electric energy in main lines of power systems, in the process of power engineering, the cables are generally required to be connected to complete connection and laying of the circuits, and the normal operation of the whole power engineering can be effectively guaranteed only when the cables are well protected during connection.

Often need be at outdoor wiring in the electric power work progress, need use waterproof cable junction box to protect cable connection end when outdoor wiring usually, it has inside steam infiltration entering cable to avoid the junction, traditional cable junction box generally assembles through the screw, when examining the cable, need dismantle a large amount of screws, the operation is wasted time and energy, furthermore, current terminal box lacks the buffering protective structure to the cable, when the cable atress is too big, lead to cable connection department fracture easily, we propose a cable wiring protector for electric power engineering for this reason in order to solve the above-mentioned problem of proposing.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a cable connection protector for power engineering has and is convenient for install the protection box and dismantle, prevent advantages such as the too big disconnection of cable atress, has solved the problem of proposing among the above-mentioned background art.

For the purpose of being convenient for install the dismantlement, prevent the too big disconnection of cable atress to the protection box more than realizing, the utility model discloses a following technical scheme realizes: a cable wiring protection device for an electric power engineering comprises an upper wiring box and a lower wiring box, wherein the bottom of the upper wiring box is connected with the lower wiring box in a clamping manner, the front side and the rear side of the upper wiring box are both fixedly provided with buckles, the front side and the rear side of the lower wiring box are both fixedly provided with a connecting box, the side wall of the connecting box is movably provided with a pull rod, one end of the pull rod is fixedly provided with a limiting clamping jaw positioned in the connecting box, the interiors of the upper wiring box and the lower wiring box are both fixedly provided with a placing frame, the bottom of the upper wiring box and the top of the lower wiring box are both provided with clamping grooves, the insides of the clamping grooves are connected with sealing rubber heads in a clamping manner, the left side and the right side of the lower wiring box are both fixedly provided with a mounting frame, the middle part of the mounting frame is movably provided with a guide rod, one end of the guide rod is fixedly provided with a clamping frame, and the inside of the clamping frame is movably provided with a buffer sheave, the side surface of the mounting frame is movably provided with a guide grooved wheel positioned on the outer side of the buffer grooved wheel.

Preferably, guide posts matched with the lower junction box are fixedly installed at four corners of the bottom of the upper junction box, and a sealing ring is fixedly installed at the top of the lower junction box.

Preferably, the placing frame is distributed on the left side and the right side of the inner portion of the upper junction box and the lower junction box in a mirror image mode, and a rubber pad is fixedly mounted at the top of the placing frame.

Preferably, the outer part of the guide rod is movably sleeved with a compression spring, and the cross section of the guide rod is hexagonal.

Preferably, the outer part of the pull rod is movably sleeved with a compression spring positioned in the connecting box, and the outer part of the pull rod is fixedly sleeved with a limiting ring positioned on the outer side of the connecting box.

Preferably, the bottom end of the buckle and the side face of the limiting clamping jaw are provided with inclined planes matched with each other, and the width value of the buckle is the same as the width values of the front side and the rear side of the inside of the connecting box.

The utility model provides a cable junction protector for power engineering possesses following beneficial effect:

1. this cable connection protector for power engineering, to last terminal box, when the lower junction box assembles, the buckle card that will go up the terminal box both sides advances the junction box inside of lower junction box both sides, carry out the joint to the buckle through spacing clamping jaw, thereby realize the equipment of terminal box and lower junction box, and the pull rod pulling spacing clamping jaw through both sides around removes, remove the restriction to the buckle can dismantle last terminal box, the degree of difficulty of going up terminal box and lower junction box equipment dismantlement has been reduced, be convenient for follow-up maintenance.

2. This cable wiring protector for power engineering is connecting cable and with the cable card inside back at last terminal box and lower junction box, with the cable winding outside at the buffering sheave, the direction sheave of the left and right sides, when the cable atress, the cable promotes buffering sheave, card frame and removes, cushions through compression spring to the power of exerting of cable, prevents that cable junction atress from too big damage, has improved the barrier propterty to the cable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the interior of the upper junction box and the lower junction box of the present invention;

fig. 3 is a schematic structural view of the side of the mounting frame of the present invention;

fig. 4 is a schematic structural diagram of the inside of the connection box of the present invention.

In the figure: 1. an upper junction box; 2. a lower junction box; 3. buckling; 4. a connecting box; 5. a pull rod; 6. a limiting clamping jaw; 7. sealing the rubber head; 8. placing a rack; 9. a rubber pad; 10. a seal ring; 11. a mounting frame; 12. a guide bar; 13. a compression spring; 14. a clamping frame; 15. a buffer sheave; 16. and a guide sheave.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a cable connection protector for power engineering, including last terminal box 1, lower junction box 2, the bottom joint of going up terminal box 1 has lower junction box 2, the equal fixed mounting in both sides has buckle 3 around going up terminal box 1, the equal fixed mounting connecting box 4 in both sides around lower junction box 2, and the lateral wall movable mounting of connecting box 4 has pull rod 5, the one end fixed mounting of pull rod 5 has the spacing clamping jaw 6 that is located the inside of connecting box 4, the outside movable sleeve of pull rod 5 is equipped with the compression spring 13 that is located the inside of connecting box 4, the outside fixed sleeve of pull rod 5 is equipped with the spacing ring that is located the connecting box 4 outside, after buckle 3 blocks into the inside of connecting box 4, exert elasticity through compression spring 13 to spacing clamping jaw 6, make spacing clamping jaw 6 chucking buckle 3, thereby the stability of going up terminal box 1 and lower junction box 2 connection has been guaranteed, and through spacing ring to pull rod 5, The position of the limiting clamping jaw 6 is limited, when the buckle 3 is clamped into the connecting box 4, the bottom end of the buckle 3 and the inclined plane on the side surface of the limiting clamping jaw 6 can be matched with each other, the inner parts of the upper junction box 1 and the lower junction box 2 are fixedly provided with the placing frames 8, the placing frames 8 are distributed on the left side and the right side of the inner parts of the upper junction box 1 and the lower junction box 2 in a mirror image mode, the top of the placing frame 8 is fixedly provided with the rubber pads 9, after the upper junction box 1 and the lower junction box 2 are assembled, the cable is clamped through the placing frames 8 in the upper junction box 1 and the lower junction box 2, the stability of the cable is ensured, the friction force between the placing frame 8 and the cable is increased by additionally arranging the rubber pads 9 on the top of the placing frame 8, the stability of the cable is further improved, the bottom of the upper junction box 1 and the top of the lower junction box 2 are both provided with clamping grooves, and the sealing rubber heads 7 are clamped in the clamping grooves, guide posts matched with the lower junction box 2 are fixedly arranged at four corners of the bottom of the upper junction box 1, a sealing ring 10 is fixedly arranged at the top of the lower junction box 2, when the upper junction box 1 and the lower junction box 2 are assembled, the joints of cables and the upper junction box 1 and the lower junction box 2 are sealed through a sealing rubber head 7 and the sealing ring 10, water vapor is prevented from entering the upper junction box 1 and the lower junction box 2 to damage the cables, mounting frames 11 are fixedly arranged at the left side and the right side of the lower junction box 2, guide rods 12 are movably arranged in the middle of the mounting frames 11, clamping frames 14 are fixedly arranged at one ends of the guide rods 12, buffering sheaves 15 are movably arranged in the clamping frames 14, guide sheaves 16 positioned on the outer sides of the buffering sheaves 15 are movably arranged on the side surfaces of the mounting frames 11, after the cables are connected and clamped in the upper junction box 1 and the lower junction box 2, the cable is wound outside the buffer grooved pulley 15 and the guide grooved pulley 16 on the left side and the right side, when the cable is stressed, the cable pushes the buffer grooved pulley 15 and the clamping frame 14 to move, the force applied by the cable is buffered through the compression spring 13, the cable connection part is prevented from being damaged due to overlarge stress, the protection performance of the cable is improved, the compression spring 13 is movably sleeved outside the guide rod 12, the cross section of the guide rod 12 is hexagonal, the position of the clamping frame 14 is rotated through the hexagonal guide rod 12, the clamping frame 14 is prevented from rotating, and the stability of the clamping frame 14 during working is ensured,

the inclined plane of mutually supporting is seted up with spacing clamping jaw 6's side to the bottom of buckle 3, and the width value of buckle 3 is the same with the width value of connecting box 4 inside front and back both sides, sets up the inclined plane of mutually supporting through the side at buckle 3's bottom and spacing clamping jaw 6, guarantees to move at 3 calories of buckles can the spacing clamping jaw 6 of roof pressure when entering connecting box 4 insidely to make 3 bottoms of buckle block advance spacing clamping jaw 6 below, guaranteed the validity of the device.

In conclusion, when the cable wiring protection device for the power engineering is used, two sealing rubber heads 7 are sleeved outside a cable to be connected, the sealing rubber heads 7 are clamped at the top of an upper junction box 1, the cable is placed at the top of a placing frame 8 after the cable is connected, buckles 3 on the front side and the rear side of the upper junction box 1 are clamped into a connecting box 4, the buckles 3 are clamped by limiting clamping jaws 6 inside the connecting box 4 to realize the assembly of the upper junction box 1 and a lower junction box 2, simultaneously, after the upper junction box 1 and the lower junction box 2 are installed, the cable is clamped by the placing frame 8 inside the upper junction box 1 and the lower junction box 2 to fix, meanwhile, the joints of the cable, the upper junction box 1 and the lower junction box 2 are sealed by the sealing rubber heads 7 and sealing rings 10, when the cable is overhauled, the limiting clamping jaws 6 are pulled by pull rods 5 on the front side and the rear side, the limitation on the buckles 3 is removed, and then the upper junction box 1 can be disassembled, after the cable is connected and clamped inside the upper junction box 1 and the lower junction box 2, the cable is wound outside the buffer grooved pulley 15 and the guide grooved pulley 16 on the left side and the right side, when the cable is stressed, the cable pushes the buffer grooved pulley 15 and the clamping frame 14 to move, the force applied to the cable is buffered through the compression spring 13, and the cable connection part is prevented from being damaged due to overlarge stress.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cable connection protector for power engineering, includes last terminal box (1), lower terminal box (2), its characterized in that: the bottom joint of the upper junction box (1) is provided with a lower junction box (2), the front side and the rear side of the upper junction box (1) are fixedly provided with buckles (3) respectively, the front side and the rear side of the lower junction box (2) are fixedly provided with a connecting box (4), the side wall of the connecting box (4) is movably provided with a pull rod (5), one end of the pull rod (5) is fixedly provided with a limiting clamping jaw (6) positioned in the connecting box (4), the insides of the upper junction box (1) and the lower junction box (2) are fixedly provided with a placing frame (8), the bottoms of the upper junction box (1) and the tops of the lower junction box (2) are respectively provided with a clamping groove, the inside of the clamping groove is jointed with a sealing rubber head (7), the left side and the right side of the lower junction box (2) are fixedly provided with a mounting frame (11), and the middle part of the mounting frame (11) is movably provided with a guide rod (12), one end of the guide rod (12) is fixedly provided with a clamping frame (14), a buffer grooved wheel (15) is movably arranged in the clamping frame (14), and a guide grooved wheel (16) positioned on the outer side of the buffer grooved wheel (15) is movably arranged on the side surface of the mounting frame (11).

2. The power engineering cable junction protector of claim 1, wherein: four corners of the bottom of the upper junction box (1) are fixedly provided with guide posts matched with the lower junction box (2), and the top of the lower junction box (2) is fixedly provided with a sealing ring (10).

3. The power engineering cable junction protector of claim 1, wherein: rack (8) mirror image distributes in the inside left and right sides of last terminal box (1) and lower junction box (2), the top fixed mounting of rack (8) has rubber pad (9).

4. The power engineering cable junction protector of claim 1, wherein: the outer part of the guide rod (12) is movably sleeved with a compression spring (13), and the cross section of the guide rod (12) is hexagonal.

5. The power engineering cable junction protector of claim 1, wherein: the outer movable sleeve of pull rod (5) is equipped with compression spring (13) that is located inside connecting box (4), the outer fixed sleeve of pull rod (5) is equipped with the spacing ring that is located the connecting box (4) outside.

6. The power engineering cable junction protector of claim 1, wherein: the bottom of buckle (3) and the side of spacing clamping jaw (6) are seted up the inclined plane of mutually supporting, the width value of buckle (3) is the same with the width value of connecting box (4) inside front and back both sides.