CN217158999U

CN217158999U - High-voltage power distribution cabinet for coal mine power supply

Info

Publication number: CN217158999U
Application number: CN202220772755.3U
Authority: CN
Inventors: 王玉海
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-08-09
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a high voltage distribution cabinet for coal mine power supply relates to the switch board field. The utility model discloses a switch board main part, the lower extreme of switch board main part is fixed with the supporting leg, the wiring notch has been seted up to a side surface of switch board main part, the inside of switch board main part is fixed with low wiring board, one side of low wiring board is provided with high wiring board, be connected through elevation structure between high wiring board and the switch board main part, the inner wall of switch board main part is provided with bearing structure, the upper end of switch board main part is provided with anti-collision structure. The utility model discloses, through being provided with elevation structure and bearing structure, can go up and down to high wiring board, convenient wiring, secondly, through being provided with anticollision structure, the upper end of switch board has better shock-absorbing capacity to increase the fastness of switch board.

Description

High-voltage power distribution cabinet for coal mine power supply

Technical Field

The utility model relates to a switch board field, concretely relates to high voltage distribution cabinet for colliery power supply.

Background

In coal mine operation, multiple large-power-consumption devices are generally required to be used, the working voltage of the large-power-consumption devices is generally higher, and therefore a high-voltage power distribution cabinet is required to reasonably arrange power lines of the various devices, reasonably distribute the voltage and use the voltage in a balanced manner.

However, there are some not enough in current high voltage distribution cabinet for coal mine power supply in-service use, generally in order to lay wire more equipment, high voltage distribution cabinet is higher, when the wiring board of eminence is laid or is overhauld to needs, it is comparatively inconvenient, need ladder or other pad utensil, secondly, in the colliery construction place, the mine can shake off the grit because of the vibrations that large-scale mechanical work produced, heavy objects such as coal cinder, when these fall objects pound the switch board top, easily cause switch board top sunken even damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for solving the problem that proposes among the above-mentioned background art, the utility model provides a high voltage distribution cabinet is used in colliery power supply.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a high voltage distribution cabinet for coal mine power supply, includes the switch board main part, the lower extreme of switch board main part is fixed with the supporting leg, the wiring notch has been seted up to a side surface of switch board main part, the inside of switch board main part is fixed with low wiring board, one side of low wiring board is provided with high wiring board, be connected through elevation structure between high wiring board and the switch board main part, the inner wall of switch board main part is provided with bearing structure, the upper end of switch board main part is provided with anti-collision structure.

Furthermore, the lifting structure comprises a double-shaft motor fixed inside the power distribution cabinet main body, threaded rods are arranged on two sides of the double-shaft motor and connected with the power distribution cabinet main body through bearings, a lifting support plate is arranged between the two groups of threaded rods and in threaded connection with the threaded rods, the lifting support plate is fixedly connected with a high wiring board, and the threaded rods are connected with the output end of the double-shaft motor through bevel gears.

Further, bearing structure is including the casing that is fixed in switch board main part inner wall, the fixed surface of casing has gear motor, gear motor's output is fixed with the pinion, the lower extreme meshing of pinion has the rack, be sliding connection between rack and the casing, the one end of rack is fixed with the backup pad, the other end of rack is fixed with the stopper.

Further, the upper end of the high wiring board is fixed with sleeves, the sleeves are symmetrically distributed, a first spring is arranged inside each sleeve, and the first spring is fixedly connected with the sleeves.

Further, anticollision structure is including seting up the dashpot in switch board main part upper surface, the inside of dashpot is fixed with the connecting rod, connecting rod surface cover is equipped with the hollow tube, be sliding connection between hollow tube and the connecting rod, the upper end of hollow tube articulates there is the rotor plate, the surface cover of connecting rod is equipped with No. two springs, the upper end of switch board main part is provided with the protective cover, be articulated between protective cover and the rotor plate, the buffering hole has been seted up to switch board main part upper surface, the inside in buffering hole is provided with the bracing piece, be fixed connection between bracing piece and the protective cover, through No. three spring coupling between bracing piece and the buffering hole, be sliding connection between bracing piece and the buffering hole, be fixed connection between No. three springs and buffering hole, the bracing piece.

Further, the limiting groove has been seted up on the upper end surface of switch board main part, the limiting groove is the symmetric distribution, the inner wall of protective cover is fixed with the limiting plate, the limiting plate is the symmetric distribution, looks adaptation between limiting plate and the limiting groove.

The utility model has the advantages as follows:

1. the utility model discloses, through being provided with elevation structure and bearing structure, can go up and down to high wiring board, convenient wiring, when needs wiring on high wiring board overhauls, falls high wiring board through elevation structure, and electric power workman alright wiring overhauls, and after accomplishing wiring and overhauls, rethread elevation structure gets up high wiring board lifting, and bearing structure supports high wiring board all around, consolidates.

2. The utility model discloses, through being provided with anticollision structure, the upper end of switch board has better shock-absorbing capacity to increase the fastness of switch board, when switch board top drops down the thing such as grit, coal cinder and pounces to the switch board top, anticollision structure can slow down the impact, avoids the switch board to pounded out sunkenly.

Drawings

Fig. 1 is a schematic perspective view of a power distribution cabinet main body according to the present invention;

fig. 2 is a schematic diagram of the internal structure of the power distribution cabinet main body in the present invention;

fig. 3 is a partial sectional view of a power distribution cabinet main body in the present invention;

fig. 4 is a cross-sectional view of a support structure in the present invention;

fig. 5 is a schematic view of an upper end structure of the power distribution cabinet main body in the present invention;

fig. 6 is a partially disassembled view of the upper end of the main body of the power distribution cabinet of the present invention;

fig. 7 is a schematic perspective view of a protective cover according to the present invention.

Reference numerals: 1. a power distribution cabinet main body; 2. supporting legs; 3. a wiring notch; 4. a low wiring board; 5. a high wiring board; 6. a lifting structure; 61. a double-shaft motor; 62. a threaded rod; 63. a lifting support plate; 64. a bevel gear; 7. a support structure; 71. a housing; 72. a reduction motor; 73. a flat gear; 74. a rack; 75. a support plate; 76. a limiting block; 8. a sleeve; 9. a first spring; 10. an anti-collision structure; 101. a protective cover; 102. a buffer tank; 103. a connecting rod; 104. a hollow tube; 105. a rotating plate; 106. a second spring; 107. a buffer hole; 108. a support bar; 109. a third spring; 11. a limiting groove; 12. and a limiting plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

As shown in fig. 1-7, a high voltage distribution cabinet for coal mine power supply comprises a distribution cabinet main body 1, a support leg 2 is fixed at the lower end of the distribution cabinet main body 1, a wiring notch 3 is formed on the surface of one side of the distribution cabinet main body 1, a low wiring board 4 is fixed inside the distribution cabinet main body 1, a high wiring board 5 is arranged at one side of the low wiring board 4, the high wiring board 5 is connected with the distribution cabinet main body 1 through a lifting structure 6, a support structure 7 is arranged on the inner wall of the distribution cabinet main body 1, an anti-collision structure 10 is arranged at the upper end of the distribution cabinet main body 1, in some embodiments, the high wiring board 5 can be lifted through the lifting structure 6 and the support structure 7, wiring is convenient, and secondly, the upper end of the distribution cabinet has better buffer performance through the anti-collision structure 10, thereby increasing firmness of the distribution cabinet, more specifically, when wiring on the high wiring board 5 is required, through elevation structure 6 with high wiring board 5 drop, electric power workman alright wiring, after accomplishing the wiring, rethread elevation structure 6 gets up high wiring board 5 lifting, and bearing structure 7 has supported high wiring board 5 around, consolidates, and when objects such as grit, coal cinder that drop above the switch board hit the switch board top, crashproof structure 10 can slow down the impact, avoids the switch board to pound out sunkenly.

As shown in fig. 1-3, the lifting structure 6 includes a double-shaft motor 61 fixed inside the power distribution cabinet main body 1, threaded rods 62 are provided on both sides of the double-shaft motor 61, the threaded rods 62 are connected with the power distribution cabinet main body 1 through bearings, a lifting support plate 63 is provided between two sets of threaded rods 62, the lifting support plate 63 is in threaded connection with the threaded rods 62, the lifting support plate 63 is fixedly connected with the high wiring board 5, the threaded rods 62 are connected with the output end of the double-shaft motor 61 through bevel gears 64, when wiring or maintenance is needed, the double-shaft motor 61 rotates, the bevel gear 64 on the surface of the output shaft of the double-shaft motor 61 drives the bevel gear 64 on the surface of the threaded rod 62 and the threaded rod 62 to rotate, when the threaded rod 62 rotates, the lifting support plate 63 is driven to move downwards, so that wiring or maintenance of an electric power worker is facilitated, and after the operation is completed, the lifting support plate 63 is moved upwards through the double-shaft motor 61.

As shown in fig. 2 and 4, the supporting structure 7 includes a casing 71 fixed on the inner wall of the power distribution cabinet main body 1, a speed reduction motor 72 is fixed on the surface of the casing 71, a flat gear 73 is fixed at the output end of the speed reduction motor 72, a rack 74 is meshed with the lower end of the flat gear 73, the rack 74 is in sliding connection with the casing 71, a supporting plate 75 is fixed at one end of the rack 74, a limiting block 76 is fixed at the other end of the rack 74, when the lifting support plate 63 and the high wiring board 5 are lifted to a high place, the speed reduction motor 72 operates, the rack 74 is driven to move by rotating the flat gear 73, and the supporting plate 75 at the end of the rack 74 moves to the four corners of the lower end of the lifting support plate 63, so as to support the lifting support plate 63 and the high wiring board 5 and avoid dropping.

As shown in fig. 2, the upper end of high wiring board 5 is fixed with sleeve pipe 8, and sleeve pipe 8 is the symmetric distribution, and the inside of sleeve pipe 8 is provided with a spring 9, is fixed connection between a spring 9 and the sleeve pipe 8, and when lift extension board 63 rebound, high wiring board 5 will collide with the switch board top, and the switch board top inner wall is extruded to the spring in the sleeve pipe 8, carries on spacingly, avoids double-shaft motor 61 to rotate and surpasss the range, and high wiring board 5 collides with switch board top inner wall.

As shown in fig. 1, 5, 6, and 7, the anti-collision structure 10 includes a buffer slot 102 disposed on the upper surface of the power distribution cabinet main body 1, a connecting rod 103 is fixed inside the buffer slot 102, a hollow tube 104 is sleeved on the outer surface of the connecting rod 103, the hollow tube 104 is slidably connected with the connecting rod 103, a rotating plate 105 is hinged on the upper end of the hollow tube 104, a second spring 106 is sleeved on the outer surface of the connecting rod 103, a protective cover 101 is disposed on the upper end of the power distribution cabinet main body 1, the protective cover 101 is hinged with the rotating plate 105, a buffer hole 107 is disposed on the upper surface of the power distribution cabinet main body 1, a support rod 108 is disposed inside the buffer hole 107, the support rod 108 is fixedly connected with the protective cover 101, the support rod 108 is connected with the buffer hole 107 through a third spring 109, the support rod 108 is slidably connected with the buffer hole 107, and the support rod 108 are fixedly connected with the buffer hole 107 and the support rod 108, when gravel and coal mine fall and pound protective cover 101, bracing piece 108 and the rotor plate 105 of protective cover 101 lower extreme respectively downwards, to the side removal, at bracing piece 108, rotor plate 105 removal in-process, can extrude the spring that corresponds, the spring takes place to deform and produces the elasticity of opposite direction to play the effect of buffering to protective cover 101.

As shown in fig. 1, 5, 7, spacing groove 11 has been seted up to the upper end surface of switch board main part 1, and spacing groove 11 is the symmetric distribution, and protective cover 101's inner wall is fixed with limiting plate 12, and limiting plate 12 is the symmetric distribution, looks adaptation between limiting plate 12 and the spacing groove 11, and the limiting plate 12 card of protective cover 101 inner wall slides from top to bottom in limiting groove 11, avoids protective cover 101 to rock about.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a high voltage distribution cabinet for coal mine power supply, includes switch board main part (1), its characterized in that, the lower extreme of switch board main part (1) is fixed with supporting leg (2), wiring notch (3) have been seted up to a side surface of switch board main part (1), the inside of switch board main part (1) is fixed with low wiring board (4), one side of low wiring board (4) is provided with high wiring board (5), be connected through elevation structure (6) between high wiring board (5) and switch board main part (1), the inner wall of switch board main part (1) is provided with bearing structure (7), the upper end of switch board main part (1) is provided with anticollision structure (10).

2. The high-voltage power distribution cabinet for coal mine power supply according to claim 1, wherein the lifting structure (6) comprises a double-shaft motor (61) fixed inside the power distribution cabinet main body (1), both sides of the double-shaft motor (61) are provided with threaded rods (62), the threaded rods (62) are connected with the power distribution cabinet main body (1) through bearings, a lifting support plate (63) is arranged between two groups of the threaded rods (62), the lifting support plate (63) is in threaded connection with the threaded rods (62), the lifting support plate (63) is in fixed connection with the high wiring board (5), and the threaded rods (62) are connected with the output end of the double-shaft motor (61) through bevel gears (64).

3. The high-voltage power distribution cabinet for coal mine power supply according to claim 2, wherein the supporting structure (7) comprises a casing (71) fixed on the inner wall of the power distribution cabinet main body (1), a speed reduction motor (72) is fixed on the surface of the casing (71), a flat gear (73) is fixed at the output end of the speed reduction motor (72), a rack (74) is meshed at the lower end of the flat gear (73), the rack (74) is in sliding connection with the casing (71), a supporting plate (75) is fixed at one end of the rack (74), and a limiting block (76) is fixed at the other end of the rack (74).

4. The high-voltage power distribution cabinet for coal mine power supply according to claim 2, characterized in that sleeves (8) are fixed at the upper end of the high wiring board (5), the sleeves (8) are symmetrically distributed, a first spring (9) is arranged inside the sleeves (8), and the first spring (9) is fixedly connected with the sleeves (8).

5. The high-voltage power distribution cabinet for coal mine power supply according to claim 1, wherein the anti-collision structure (10) comprises a buffer groove (102) formed in the upper surface of the power distribution cabinet main body (1), a connecting rod (103) is fixed inside the buffer groove (102), a hollow tube (104) is sleeved on the outer surface of the connecting rod (103), the hollow tube (104) is in sliding connection with the connecting rod (103), a rotating plate (105) is hinged to the upper end of the hollow tube (104), a second spring (106) is sleeved on the outer surface of the connecting rod (103), a protective cover (101) is arranged at the upper end of the power distribution cabinet main body (1), the protective cover (101) is hinged to the rotating plate (105), a buffer hole (107) is formed in the upper surface of the power distribution cabinet main body (1), a support rod (108) is arranged inside the buffer hole (107), be fixed connection between bracing piece (108) and protective cover (101), be connected through No. three spring (109) between bracing piece (108) and buffer hole (107), be sliding connection between bracing piece (108) and buffer hole (107), be fixed connection between No. three spring (109) and buffer hole (107), bracing piece (108).

6. The high-voltage power distribution cabinet for coal mine power supply according to claim 5, wherein the upper end surface of the power distribution cabinet main body (1) is provided with limiting grooves (11), the limiting grooves (11) are symmetrically distributed, the inner wall of the protective cover (101) is fixed with limiting plates (12), the limiting plates (12) are symmetrically distributed, and the limiting plates (12) are matched with the limiting grooves (11).