CN110315478B - Insulation heat shrinkable box live fastening device - Google Patents

Abstract

The live fastening device for an insulating heat-shrinkable box provided by the invention belongs to the field of power facility maintenance, and comprises an insulating support rod, a stapler base, a stapler head, a pressing plate, a transmission part and two pin shafts, and the insulating support rod has a central hole ; The base of the stapler is fixed on the upper end of the insulating support rod, and is provided with a through hole coaxial with the center hole; the head of the stapler is hinged with the base of the stapler; The free end of the machine head is in close contact with the fulcrum, and the other end is inclined upward; the pin is connected with the base of the stapler, located on both sides of the stapler head, and the upper end is hinged with the pressure plate; one end of the transmission part is hinged with the free end of the pressure plate, and the other One end goes down through the central hole, pulls down the transmission member, drives the pressing plate to press down, and binds the bound objects between the base of the stapler and the head of the stapler. The insulating heat shrinkable box live fastening device provided by the invention can fasten the open insulating heat shrinkable box without power failure, saves time and effort, and does not affect the normal power consumption.

Description

Insulation heat shrinkable box live fastening device

technical field

The invention belongs to the technical field of power facility maintenance, and more particularly relates to a live fastening device for an insulating heat-shrinkable box.

Background technique

After the installation of the power facilities, the main transformer low-voltage side leads, busbar connections, wall bushings, 10kV busbars and capacitor wires all need to be insulated with heat-shrinkable boxes. Due to the impact of the environment, the openings of some insulating heat shrinkable boxes will open, and in severe cases, they will fall off, resulting in incomplete equipment insulation, which is a serious line safety hazard.

Under normal circumstances, for the tightening and maintenance of the insulating heat shrinkable box, or the re-installation of the falling sheath on the equipment, the main equipment needs to be powered off before it can be carried out, which is not only time-consuming and labor-intensive, but also causes damage to the life of electricity users and residents. inconvenient.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an insulating heat-shrinkable box live fastening device, which can fasten an open insulating heat-shrinkable box without power failure, saves time and effort, and does not affect normal power consumption.

In order to achieve the above purpose, the technical solution adopted in the present invention is to provide an insulating heat shrinkable box live fastening device, which includes an insulating support rod, a stapler base, a stapler head, a pressure plate, a transmission member and two pins, The insulating support rod has a center hole; the stapler base is fixed on the upper end of the insulating support rod, and is provided with a through hole coaxially communicating with the center hole of the insulating support rod; the stapler head is connected to the The base of the stapler is hinged; the pressing plate is located above the stapler head, one end has a fulcrum that is in close contact with the free end of the stapler head, and the other end is along the length direction of the stapler head Inclined upward; the pin shaft is connected with the base of the stapler and located on both sides of the stapler head, and the upper end is hinged with the pressure plate; one end of the transmission member is hinged with the free end of the pressure plate, and the other end is hinged with the free end of the pressure plate. One end goes down through the through hole and the central hole, pulls down the transmission member, drives the pressing plate to press down the stapler head, and is bound on the stapler base and the stapler head between the bindings.

Further, the lower end of the transmission member is provided with a baffle plate, and the outer diameter of the baffle plate is larger than the outer diameter of the insulating support rod.

Further, the lower end of the transmission member is provided with a holding portion whose outer diameter is equal to that of the insulating support rod, and the baffle plate is arranged on the lower end of the holding portion.

Further, the upper end of the holding portion is provided with a circular truncated table for inserting into the central hole.

Further, the transmission member is a movable rod, the upper end of which is hinged with the lower surface of the pressing plate, the lower end protrudes along the central hole of the insulating support rod, and is slidably matched with the central hole, and the lower end protrudes to the Insulating the outside of the support rod.

Further, the upper end of the movable rod is hinged with the pressing plate by means of a first support and a first shaft.

Further, the transmission member is a flexible rope, the upper end of the flexible rope is connected with the lower surface of the pressing plate, and the lower end protrudes along the central hole.

Further, the device further includes a roller, the roller is provided with an annular groove for guiding the flexible rope, a second support is provided at the through hole of the stapler base, and the second support The seat is provided with a second shaft for mounting the roller.

Further, a groove for the pin shaft to pass through and a clip for closing the groove are respectively provided at the position of the pressing plate corresponding to the pin shaft;

The pin shaft is provided with a clamping slot for clamping the clamping strip.

Further, the base of the stapler is provided with two through holes for the pin shaft to pass through, and the lower end of the pin shaft is provided with a pin cap with an outer diameter larger than the through holes.

The beneficial effect of the live fastening device for the insulating heat shrinkable box provided by the present invention is that compared with the prior art, the live fastening device for the insulating heat shrinkable box according to the present invention includes a stapler base and a stapler head, and uses a stapler Realize the binding of the bound objects; it is provided with a pin shaft connected with the base of the stapler and a pressure plate closely connected with the stapler head. The pressure plate presses the stapler head down to bind the staples placed between the stapler base and the stapler head; when tightening the insulating heat shrinkable box of the power line at a higher position, use the insulating support lever, lift the base of the stapler, put the open fixed edge of the insulating heat shrinkable box between the base of the stapler and the head of the stapler, use the instantaneous burst of tension to pull down the transmission part, and press the platen down The stapler head can be used to staple the staples in the stapler head into the fixed sides, and fasten the open fixed sides together. The operation does not require power failure or close distance. It can be carried out by one person, and the operation is simple and convenient. , saving time and effort, and will not affect electrical equipment.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present invention. In some embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

1 is a schematic structural diagram 1 of a live fastening device for an insulating heat-shrinkable box provided by an embodiment of the present invention;

FIG. 2 is a second structural schematic diagram of a live fastening device for an insulating heat shrinkable box provided by an embodiment of the present invention;

FIG. 3 is a third structural schematic diagram of a live fastening device for an insulating heat shrinkable box provided by an embodiment of the present invention;

FIG. 4 is a schematic diagram 4 of the structure of a live fastening device for an insulating heat shrinkable box provided by an embodiment of the present invention;

FIG. 5 is a schematic structural diagram 5 of a live fastening device for an insulating heat shrinkable box provided by an embodiment of the present invention;

FIG. 6 is a sixth structural schematic diagram of a live fastening device for an insulating heat-shrinkable box provided by an embodiment of the present invention;

7 is a schematic structural diagram of a binding state of an insulating heat shrinkable box provided by an embodiment of the present invention;

Fig. 8 is the top view structure diagram of Fig. 1;

9 is a schematic structural diagram of a pin shaft provided by an embodiment of the present invention;

10 is a schematic structural diagram of a pressing plate provided by an embodiment of the present invention;

FIG. 11 is a schematic structural diagram of a stapler base provided by an embodiment of the present invention.

Among them, the figure marked:

1-insulation support rod; 2-third support; 3-active rod; 4-first support; 5-press plate; 51-groove; 52-clamp; 6-pin shaft; 61-pin cap; 62 - Card slot; 7- Stapler head; 8- Stapler base; 81- Perforation; 82- Through hole; 83- Extrusion groove; 84- Backing plate; -holding part; 12-roller; 13-flexible rope; 14-second support; 15-second shaft; 16-insulation heat shrinkable box.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

Please refer to FIG. 1 to FIG. 6 together, and now the live fastening device for the insulating heat shrinkable box provided by the present invention will be described. The insulating heat shrinkable box live fastening device includes an insulating support rod 1, a stapler base 8, a stapler head 7, a pressing plate 5, a transmission member and two pins 6, and the insulating support rod 1 has a central hole; The book machine base 8 is fixed on the upper end of the insulating support rod 1, and is provided with a through hole 82 coaxially communicating with the central hole of the insulating support rod 1; the stapler head 7 is connected to the stapler The machine base 8 is hinged; the pressing plate 5 is located above the stapler head 7, one end has a fulcrum that is in close contact with the free end of the stapler head 7, and the other end is along the length of the stapler head 7. The length direction is inclined; the pin shaft 6 is connected with the stapler base 8, and is located on both sides of the stapler head 7, and the upper end is hinged with the pressure plate 5; one end of the transmission member is connected with the pressure plate The free end of 5 is hinged, and the other end passes downward through the through hole 82 and the central hole, and the transmission member is pulled downward, and the pressing plate 5 is driven to press down the stapler head 7, and the stapler is placed in the desired position. The binding between the stapler base 8 and the stapler head 7 is described.

Compared with the prior art, the insulating heat-shrinkable box live fastening device provided by the present invention includes a stapler base 8 and a stapler head 7, and uses the stapler to bind the bound objects; The pin shaft 6 connected to the base and the pressure plate 5 closely connected with the stapler head 7, the stapler base and the pressure plate 5 are connected through the pin shaft 6, and the lever principle is used to drive the pressure plate 5 to press down the stapler head through the transmission parts. 7, to realize the binding of the bound objects placed between the stapler base and the stapler head 7; wherein, Figures 2 and 3 and Figures 5 and 6 are the structural diagrams of the pull-down state of the transmission member. When the insulating heat-shrinkable box 16 of the power line at the position is fastened, use the insulating support rod 1 to lift the stapler base 8, and put the opened fixed edge of the insulating heat-shrinkable box into the stapler base 8 and the stapler. Between the book heads 7, see Fig. 7, the transmission member is pulled down by using the instantaneous tensile force, and the pressing plate 5 presses the staple head 7, so that the staples in the staple head 7 can be stapled to the fixed edge Inside, the open fixed sides are fastened together, and the operation can be performed by one person without power failure or close distance. The operation is simple and convenient, saving time and effort, and will not affect the electrical equipment.

In this embodiment, when no pulling force is applied to the transmission member, the lower end of the transmission member also extends to the outside of the insulating support rod 1 to facilitate the operation.

Wherein, the insulating support rod 1 can be screwed to the stapler base 8 , for example, the through hole 82 is set as a threaded hole, and the upper end of the insulating support rod 1 can be provided with an external thread.

The third support 2 is provided on the stapler base 8 for hinged connection with the stapler head 7 .

Additionally, in embodiments, the pins may be welded or threaded to the stapler base 8 .

In addition, referring to FIGS. 1 to 7 , a reinforcing support rod 9 is provided obliquely between the insulating support rod 1 and the stapler base 8 , one end of the reinforcing support rod 9 is connected with the insulating support rod 1 , and the other end is supported on the stapler The lower part of the free end of the machine head 7 can improve the support force for the whole device, so that the upward supporting force can support the downward pressing force, and the reliability and effect of binding are improved.

In this embodiment, the lower end of the transmission member is insulated to improve the reliability of safe operation.

Please refer to FIG. 1 to FIG. 6 together. As a specific embodiment of the live fastening device for insulating heat shrinkable boxes provided by the present invention, a baffle plate 10 is provided at the lower end of the transmission member, and the outer diameter of the baffle plate 10 is larger than the outer diameter of the insulating support rod 1 . By arranging the baffle plate 10, when no force is applied to the transmission member, the baffle plate 10 just blocks the outside of the insulating support rod 1 to limit the position of the transmission member. On the other hand, when the force is applied downward, the hand Holding the baffle plate 10 and exerting downward force can also prevent slipping. In addition, when holding the insulating support rod 1 in hand, the baffle plate 10 can be used to contact the ground.

Please refer to FIG. 2, FIG. 4 to FIG. 6, as a specific embodiment of the insulating heat shrinkable box live fastening device provided by the present invention, the lower end of the transmission member is provided with an outer diameter and the outer diameter of the insulating support rod 1. Holding parts 11 with equal diameters, the baffle 10 is arranged at the lower end of the holding parts 11 . When in use, the hand holds the grip portion 11 and exerts downward force. Since there is a baffle plate 10 below, the force is convenient and will not slip off. Of course, a non-slip rubber cover can be provided on the grip portion 11 .

2 , 5 and 6 , as a specific embodiment of the live fastening device for an insulating heat shrinkable box provided by the present invention, the upper end of the holding portion 11 is provided with a circular platform for inserting into the central hole. The round table is inserted into the central hole, and the holding part 11 and the insulating support rod 1 can be perfectly connected, and also play the role of limit. Wherein, the holding part is an insulating part or an insulating sheath is provided outside the holding part. The baffle can also be insulated, for example, it can be directly made of insulating material.

Please refer to FIG. 1 to FIG. 3 , as a specific embodiment of the live fastening device for insulating heat-shrinkable boxes provided by the present invention, the transmission member is a movable rod 3 , the upper end of which is hinged with the lower surface of the pressing plate 5 , and the lower end is along the The center hole of the insulating support rod 1 is protruded and slidably matched with the center hole, and the lower end of the insulating support rod 1 protrudes out of the insulating support rod 1 . At this time, the baffle plate 10 is arranged on the lower end of the movable rod 3 and can be screwed with the lower end of the movable rod 3 .

Please refer to FIG. 1 to FIG. 3 , as a specific embodiment of the live fastening device for the insulating heat shrinkable box provided by the present invention, the upper end of the movable rod 3 is connected to the pressing plate 5 by means of the first support 4 and the first shaft. Hinged.

Referring to FIGS. 4 to 7 , as a specific embodiment of the live fastening device for an insulating heat shrinkable box provided by the present invention, the transmission member is a flexible rope 13 , and the upper end of the flexible rope 13 is connected to the lower end of the pressing plate 5 . The surface is connected, and the lower end is pierced along the central hole. The flexible rope 13 can be a rope made of other materials such as nylon rope, steel wire rope, etc. Wherein, a ring is arranged on the lower surface of the pressing plate 5, or a hole is directly arranged on the pressing plate 5 for the flexible rope 13 to pass through and connect.

Please refer to FIG. 4 to FIG. 7 and FIG. 11 , as a specific embodiment of the live fastening device for the insulating heat shrinkable box provided by the present invention, the device further includes a roller 12 , and the roller 12 is provided with a guide for guiding the flexible The annular groove of the rope 13, the through hole 82 of the stapler base 8 is provided with a second support 14, and the second support 14 is provided with a second shaft 15 for installing the roller 12 . The roller 12 is used to limit the flexible rope 13 to prevent the flexible rope 13 from sliding left and right, and can prevent the flexible rope 13 from being deflected during the pull-down operation.

Please refer to FIG. 9 and FIG. 10 , as a specific embodiment of the live fastening device for an insulating heat shrinkable box provided by the present invention, the pressing plate 5 corresponds to the pin shaft 6 , and there are respectively provided for the pin shaft 6 to pass through. The groove 51 and the clip 52 used to close the groove 51 ; the pin 6 is provided with a clip slot 62 for holding the clip 52 . In this embodiment, the design of the pin shaft 6 is similar to the structure of the shaft of the nail clipper. When the pressing plate 5 is pressed down, since the pin shaft 6 connects the stapler base 8 and the pressing plate 5 , the stapler head 7 is pressed against the stapler base 8 . In this embodiment, a backing plate 84 is provided on the base 8 of the stapler, and a pressing groove 83 is provided on the backing plate 84 for bending the lower end of the staple.

Referring to FIG. 1 to FIG. 7 and FIG. 9 , as a specific embodiment of the live fastening device for the insulating heat shrinkable box provided by the present invention, the stapler base 8 is provided with two Through the through hole 81 , the lower end of the pin shaft 6 is provided with a pin cap 61 whose outer diameter is larger than the through hole 81 . In this embodiment, the pin shaft 6 passes through the through hole 81 , and the pin cap 61 serves as a limiter.

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the protection of the present invention. within the range.

Claims (10)

1. The insulating heat shrinkable box live fastening device is characterized in that it comprises an insulating support rod, a stapler base, a stapler head, a pressing plate, a transmission part and two pins, and the insulating support rod has a center hole; the stapler The base is arranged on the upper end of the insulating support rod, and is provided with a through hole coaxially communicating with the central hole of the insulating support rod; the stapler head is hinged with the stapler base; the pressing plate Located above the stapler head, one end has a fulcrum that is in close contact with the free end of the stapler head, and the other end is inclined along the length direction of the stapler head; the pin is connected to the The stapler base is connected and located on both sides of the stapler head, and the upper end is hinged with the pressing plate; one end of the transmission member is hinged with the free end of the pressing plate, and the other end passes through the through hole and the pressing plate downward. The central hole pulls the transmission member downward, and drives the pressing plate to press down the stapler head, so as to bind the bound objects between the stapler base and the stapler head. 2 . The live fastening device for an insulating heat shrinkable box according to claim 1 , wherein the lower end of the transmission member is provided with a baffle plate, and the outer diameter of the baffle plate is larger than the outer diameter of the insulating support rod. 3 . 3. The live-electric fastening device for an insulating heat-shrinkable box according to claim 2, wherein the lower end of the transmission member is provided with a holding portion whose outer diameter is equal to that of the insulating support rod, and the stop A disk is provided at the lower end of the grip portion. 4 . The live fastening device for an insulating heat shrinkable box according to claim 3 , wherein the upper end of the holding portion is provided with a circular platform for inserting into the central hole. 5 . 5. The insulating heat shrinkable box live fastening device according to any one of claims 1 to 4, wherein the transmission member is a movable rod, the upper end is hinged with the lower surface of the pressing plate, and the lower end is along the insulation The center hole of the support rod is protruded and slidably matched with the center hole, and the lower end of the support rod protrudes out of the insulating support rod. 6 . The live fastening device for an insulating heat shrinkable box according to claim 5 , wherein the upper end of the movable rod is hinged with the pressing plate by means of a first support and a first shaft. 7 . 7. The live-electric fastening device for an insulating heat-shrinkable box according to any one of claims 1-4, wherein the transmission member is a flexible rope, and the upper end of the flexible rope is connected to the lower surface of the pressing plate, The lower end protrudes along the central hole. 8. The live-electric fastening device for an insulating heat-shrinkable box according to claim 7, wherein the device further comprises a roller, the roller is provided with an annular groove for guiding the flexible rope, and the stapler The through hole of the base is provided with a second support, and the second support is provided with a second shaft for installing the roller. 9 . The live fastening device for an insulating heat shrinkable box according to claim 1 , wherein the pressing plate corresponds to the pin shaft, and is respectively provided with a groove for the pin shaft to pass through and a groove for sealing the pin shaft. 10 . The clips of the grooves; The pin shaft is provided with a clamping slot for clamping the clamping strip. 10 . The live fastening device for an insulating heat shrinkable box according to claim 1 , wherein the base of the stapler is provided with two through holes for the pin shaft to pass through, and the lower end of the pin shaft is provided with two through holes. 11 . A pin cap with an outer diameter larger than the through hole is provided.

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