CN216215571U

CN216215571U - Quick fixing device of groove box apron

Info

Publication number: CN216215571U
Application number: CN202122356527.6U
Authority: CN
Inventors: 王连军; 石涛; 刘吉亮; 董永强
Original assignee: Lihuayi Lijin Refining and Chemical Co Ltd
Current assignee: Lihuayi Lijin Refining and Chemical Co Ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-05
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to the technical field of power equipment, in particular to a quick fixing device for a groove box cover plate, which comprises a bracket with a right-angle n-shaped structure, a pull plate with an L-shaped structure, a T-shaped screw rod and a spring, wherein the pull plate is arranged on the bracket; frame downside all is provided with square groove about the support, the upper portion setting of arm-tie is in the square groove, the arm-tie lateral wall is provided with oval recess, T type screw rod runs through square groove lateral wall gets into in the oval recess, arm-tie inside wall top is provided with spring stroke groove, the spring sets up spring stroke inslot connection the support with the arm-tie becomes a whole. The utility model has simple structure, can be suitable for groove boxes with various sizes, has no special requirements on workers, is firm and stable in installation, can be used for a long time, effectively improves the safety during operation and reduces the safety risk in the use process.

Description

Quick fixing device of groove box apron

Technical Field

The utility model relates to the technical field of power equipment, in particular to a quick fixing device for a cover plate of a groove box.

Background

In the industrial field, a large number of electrical and instrument devices are used, and therefore, the laying of power and instrument cables is the most basic work. The cable is laid in two ways, namely, buried and overhead, wherein the overhead is more. For the laying of overhead lines, it is most common to use cable trays. After the cable is laid in the groove box, a groove box cover plate is laid at the upper end of the cable, and for the groove box cover plate installed outdoors, the problem of fixing the groove box cover plate is particularly important in order to resist severe weather such as strong wind, rainstorm and the like.

Generally, the slot box cover plate is fixed with two modes of inserting with pins and binding with wires. Firstly, each cover plate can be fixed firmly by inserting the pins, and because of construction problems, the mounting position of each cover plate does not necessarily correspond to the buckle on the groove box, at the moment, an operator needs to re-process the groove box cover plate by cutting, welding and other modes, the requirement on the operator is higher, and the groove box cover plate is installed at a high position, the mode has high difficulty and low safety coefficient, if the requirement on equipment is increased in the later stage, time and labor are wasted when the groove box cover plate is disassembled again, the buckle and the pins on the groove box are extremely easy to damage, the construction difficulty is increased when the groove box is recovered again, and the construction difficulty is higher for the vertically-mounted groove box; secondly, utilize the iron wire to bind, this kind of mode does not have special requirement to constructor, and the construction degree of difficulty is little, and the operation progress is fast, but the groove box is generally maked somebody a mere figurehead in outdoor, receives environmental impact iron wire very easily to rust, makes self intensity reduce and easy rupture, meets severe weather such as strong wind, and there is the risk of lifting to turn over and dropping injury people in the groove box apron.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects in the prior art, the utility model provides a quick fixing device for a cover plate of a slot box.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

a quick fixing device for a tank cover plate comprises a bracket with a right-angle n-shaped structure, a pull plate with an L-shaped structure, a T-shaped screw and a spring; frame downside all is provided with square groove about the support, the upper portion setting of arm-tie is in the square groove, the arm-tie lateral wall is provided with oval recess, T type screw rod runs through square groove lateral wall gets into in the oval recess, arm-tie inside wall top is provided with spring stroke groove, the spring sets up spring stroke inslot connection the support with the arm-tie becomes a whole.

Further, the lower surfaces of the left frame and the right frame of the support are provided with baffle plates, the upper end of the pulling plate is provided with an anti-falling plate, and the width of the anti-falling plate is greater than the width of an opening at the lower end of the left frame and the right frame of the support.

Furthermore, the lower end of the pulling plate is provided with a fixed pulling hook with a trapezoidal structure.

Furthermore, a plurality of left-right symmetrical bulges are arranged on the vertical wall on the inner side of the oval groove.

Furthermore, a fixed circular plate is arranged at the upper end of the spring and fixedly arranged in square grooves at the left end and the right end of the bracket.

Furthermore, a spring pull pin is arranged on the lower surface of the spring travel groove, a spring pull ring is arranged at the lower end of the spring, and the spring pull ring is arranged on a pull ring fixing groove in the spring pull pin.

Furthermore, a groove which horizontally penetrates through the support is arranged on the lower surface of the middle position of the support.

The utility model achieves the following beneficial effects:

1. the utility model has simple structure, no special requirements on workers, no need of tool assistance during ascending installation and disassembly, firm and stable installation, long-term use, effectively improved safety during operation and reduced safety risk during use.

2. The fixing draw hook is arranged at the bottom of the groove box, the cover plate of the groove box can be firmly fixed by using the pulling force of the spring, each complete cover plate can be firmly fixed by only two sets, and the fixing draw hook is easy to disassemble and assemble, so that the construction difficulty is greatly reduced.

3. The utility model is provided with the oval groove, can ensure that the pulling plates on two sides are not loosened by matching with the T-shaped fixed rod, further increases the stability, and is suitable for the installation of the cover plates of the groove boxes with different heights, because the oval groove adopts an intermittent design, the stretching length of the pulling plates can be adjusted.

4. The utility model is provided with the anti-drop plate and the baffle plate, the anti-drop plate and the baffle plate are matched for use, the whole body is in integrity, the operation is easy during the installation and the disassembly, and the utility model is particularly suitable for the vertically installed groove box cover plate.

Drawings

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

FIG. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a bottom view of the stand and a longitudinal cross-sectional view of the stand in the present invention;

FIG. 4 is a state diagram of the present invention in use;

FIG. 5 is a detail view of the spring structure of the present invention;

fig. 6 is a detail view of the structure of the pulling plate of the present invention.

The notation in the figure is: 1. a support; 11. a baffle plate; 2. pulling a plate; 21. an anti-drop plate; 22. fixing the draw hook; 23. a spring pull pin; 3. a T-shaped screw; 4. a spring; 41. fixing the circular plate; 42. a spring pull ring; 5. a slot box; 6. a trough box cover plate; c1, a square groove; c2, a square groove; c3, oval groove; c4, spring travel slot; c5, a pull ring fixing groove; k1, circular through hole.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, a quick fastening device for a cover plate of a slot box of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, a quick fixer for a slot cover plate comprises a bracket 1, pull plates 2 arranged in bilateral symmetry, T-shaped screws 3 arranged in bilateral symmetry, and springs 4 arranged in bilateral symmetry.

Support 1 is whole to be right angle n type structure, three frames of support 1 are the cuboid structure, upper end frame central point puts the downside and has seted up square groove C1, the frame of the both sides of controlling is symmetrical structure, square groove C2 has all been seted up to the frame lower surface of the both sides of controlling, square groove's the degree of depth flushes with upper end frame lower surface, it is provided with baffle 11 to control the frame lower extreme, baffle 11 is the cuboid structure, baffle 11 makes about, frame lower extreme opening width is less than square groove C2's width, it all runs through and is provided with circular through-hole K1 to control frame outside lower extreme central point puts, the inside internal thread that is provided with of circular through-hole K1.

All be provided with arm-tie 2 in the square groove C2 of frame about support 1, arm-tie 2 is whole to be L type structure, the fixed anticreep board 21 that is provided with in 2 upper ends of baffle, anticreep board 21 is whole to be flat cuboid structure, the width of anticreep board 21 is greater than frame lower extreme opening width about support 1, the width of 2 vertical frames of arm-tie is less than frame 1 about frame lower extreme opening width, arm-tie 2 can be in the middle and upper gliding of square groove C2. 2 inside wall centers of arm-tie are provided with spring stroke groove C4 on the upper side, spring stroke groove C4 is whole to be interior arc, spring stroke groove C4's bottom is provided with spring and draws round pin 23, spring draws round pin 23 whole to be cylinder type structure, cylinder type structure central point puts and is provided with the pull ring fixed slot C5 to the incurvature, 2 lower extremes of arm-tie are provided with fixed drag hook 22, fixed drag hook 22 is the trapezoidal of incurvature, 2 outside terminal surfaces of arm-tie upside central point puts and is designed with oval recess C3, the symmetry is provided with a plurality of archs on the vertical wall in oval recess C3 both sides.

The T-shaped screw 3 passes through a circular through hole K1 on the bracket 1 and enters an elliptical groove C3 in the pulling plate 2, and the middle part of a horizontal rod of the T-shaped screw 3 is provided with an external thread.

The spring 4 is arranged in a spring stroke groove C4 on the inner side wall of the pulling plate 2, the upper end of the spring 4 is provided with a fixed circular plate 41, the whole fixed circular plate 41 is of a flat cylinder structure, the fixed circular plate 41 is fixed on the inner upper surface of a square groove C2 in the bracket 1, the lower end of the spring 4 is provided with a spring pulling ring 42, and the whole spring pulling ring 42 is of a flat ring structure.

When the device is used and installed, the two T-shaped screws 3 are loosened, the two pulling plates 2 are pulled to the outer side, the distance between the two fixing pulling hooks 22 is larger than the width of the groove box cover plate 6, the device is integrally inserted into the groove box 5, the two pulling plates 2 are pulled, the spring 4 is driven to be stretched outwards, the two fixing pulling hooks 22 are hung at the lower end of the groove box 5, the support 1 is attached to the groove box cover plate 6 under the pulling force of the spring 4, the two T-shaped screws 3 are in threaded connection with the circular through hole K1 at the moment, the T-shaped screws 3 are continuously screwed, the tail ends of the horizontal rods of the T-shaped screws 3 are immersed into the elliptical grooves C3, the pulling plates 2 are prevented from shaking, and the intermittent design of the elliptical grooves C3 enables the device to be suitable for fixing groove box cover plates in different height ranges.

When the fixing hook is detached, the fixing hook 22 can be detached by only loosening the two T-shaped screws 3 and pulling the pulling plate 2 to deflect towards two sides so as to separate the two fixing hooks 22 from the bottom end of the groove box 5.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a quick fixing device of groove box apron which characterized in that: the device comprises a bracket with a right-angle n-shaped structure, a pulling plate with an L-shaped structure, a T-shaped screw and a spring; frame downside all is provided with square groove about the support, the upper portion setting of arm-tie is in the square groove, the arm-tie lateral wall is provided with oval recess, T type screw rod runs through square groove lateral wall gets into in the oval recess, arm-tie inside wall top is provided with spring stroke groove, the spring sets up spring stroke inslot connection the support with the arm-tie becomes a whole.

2. The quick fastening device for a cover plate of a slot box of claim 1, wherein: the lower surface of the left frame and the right frame of the support are provided with baffle plates, the upper end of the pulling plate is provided with an anti-falling plate, and the width of the anti-falling plate is greater than the width of an opening at the lower end of the left frame and the right frame of the support.

3. The quick fixing device for the cover plate of the slot box as claimed in claim 2, wherein: the lower end of the pulling plate is provided with a fixed pulling hook with a trapezoidal structure.

4. The quick fastening device for a cover plate of a slot box of claim 1, wherein: and a plurality of left-right symmetrical bulges are arranged on the vertical wall at the inner side of the oval groove.

5. The quick fastening device for a cover plate of a slot box of claim 1, wherein: and the upper end of the spring is provided with a fixed circular plate which is fixedly arranged in square grooves at the left end and the right end of the bracket.

6. The quick fastening device for a cover plate of a slot box of claim 5, wherein: the spring travel groove is characterized in that a spring pull pin is arranged on the lower surface of the spring travel groove, a spring pull ring is arranged at the lower end of the spring, and the spring pull ring is arranged on a pull ring fixing groove in the spring pull pin.

7. The quick fastening device for a cover plate of a slot box of claim 1, wherein: the lower surface of the middle position of the bracket is provided with a groove which horizontally penetrates through the bracket.