阅读说明：本技术 一种便于安装和检修的组合式配电柜 (Combined power distribution cabinet convenient to install and maintain ) 是由 徐程程 于 2021-08-26 设计创作，主要内容包括：本发明公开了一种便于安装和检修的组合式配电柜,包括柜体,所述柜体的底面设置有支撑柱,且柜体的前侧设置有柜门,所述柜门的前侧面右侧设置有拉手,且转杆贯穿柜门设置,所述转杆的上下两端与支座轴承连接,且支座固定安装于柜体左侧壁的前侧面上,所述柜门的右侧设置有套座,且套座固定安装于柜体右侧壁的前侧面上,所述套座内设置有螺纹杆,且螺纹杆同时贯穿套座的右侧壁和滑板设置。该种便于安装和检修的组合式配电柜能便于在对电学仪器进行安装或者检修时,将安装板从柜体中移动出,避免在空间狭小的柜体内进行安装和检修,从而方便工人进行安装和检修工作,降低工人的劳动负担,同时提高了工作效率。(The invention discloses a combined power distribution cabinet convenient to install and maintain, which comprises a cabinet body, wherein a support column is arranged on the bottom surface of the cabinet body, a cabinet door is arranged on the front side of the cabinet body, a handle is arranged on the right side of the front side surface of the cabinet door, a rotating rod penetrates through the cabinet door, the upper end and the lower end of the rotating rod are connected with a support bearing, the support is fixedly arranged on the front side surface of the left side wall of the cabinet body, a sleeve seat is arranged on the right side of the cabinet door and fixedly arranged on the front side surface of the right side wall of the cabinet body, a threaded rod is arranged in the sleeve seat, and the threaded rod penetrates through the right side wall of the sleeve seat and a sliding plate simultaneously. This kind of modular switch board convenient to installation and maintenance can be convenient for install or when overhauing the electrical apparatus, removes the mounting panel from the cabinet body, avoids installing and overhauing in the narrow and small cabinet body in space to make things convenient for the workman to install and overhaul work, reduce workman's work burden, improved work efficiency simultaneously.)

1. The utility model provides a combination formula switch board convenient to installation and maintenance, includes the cabinet body (1), its characterized in that: the cabinet is characterized in that a supporting column (2) is arranged on the bottom surface of the cabinet body (1), a cabinet door (3) is arranged on the front side of the cabinet body (1), a handle (4) is arranged on the right side of the front side of the cabinet door (3), a rotating rod (5) penetrates through the cabinet door (3), the upper end and the lower end of the rotating rod (5) are in bearing connection with a support (6), the support (6) is fixedly arranged on the front side of the left side wall of the cabinet body (1), a sleeve seat (7) is arranged on the right side of the cabinet door (3), the sleeve seat (7) is fixedly arranged on the front side of the right side wall of the cabinet body (1), a threaded rod (8) is arranged in the sleeve seat (7), the threaded rod (8) simultaneously penetrates through the right side wall of the sleeve seat (7) and a sliding plate (10), a knob (9) is arranged at the right end of the threaded rod (8), the knob (9) is positioned on the outer side of the sleeve seat (7), and the left end of the threaded rod (8) is in bearing connection with the left side wall of the sleeve seat (7), the sliding plate (10) is connected with the inner wall of the sleeve seat (7) in a sliding manner, a clamping rod (11) is arranged on the left side face of the sliding plate (10), the clamping rod (11) penetrates through the groove hole (12) and is arranged, the groove hole (12) is formed in the left side wall of the sleeve seat (7), the clamping rod (11) extends into the clamping groove (13) and is arranged, the clamping groove (13) is formed in the right side face of the cabinet door (3), a groove (14) is formed in the front side face of the top face of the cabinet body (1), a lamp post (15) is arranged in the groove (14), a limiting rod (16) is arranged at the right end of the lamp post (15), a rotating shaft (17) penetrates through the left end of the lamp post (15) and is rotatably connected with the groove (14) at two ends of the rotating shaft (17), a cavity (18) is formed in the right side of the groove (14), the cavity (18) is formed in the top face of the cabinet body (1), and the cavity (18) is communicated with the groove (14), a first spring (19) is arranged in the cavity (18), the right end of the first spring (19) is connected to the right wall surface of the cavity (18), the left end of the first spring (19) is connected to the right side surface of the movable plate (20), the movable plate (20) is connected with the cavity (18) in a sliding manner, a baffle (21) is arranged on the left side surface of the movable plate (20), a push plate (22) is arranged on the front side surface of the movable plate (20), the push plate (22) penetrates through the through groove (23), the through groove (23) is arranged on the front side surface of the top surface of the cabinet body (1), a transverse plate (24) is arranged on the inner bottom surface of the cabinet body (1), a sliding groove (25) is arranged on the bottom surface of the transverse plate (24), the sliding groove (25) is connected with a sliding rail (26) in a sliding manner, the sliding rail (26) is arranged on the inner bottom surface of the cabinet body (1), and a mounting plate (27) is arranged on the top surface of the transverse plate (24), sleeves (28) are arranged at two ends of the front side of the bottom surface of the transverse plate (24), the sleeves (28) penetrate through the openings (29), the openings (29) are arranged on the bottom surface of the cabinet body (1), second springs (30) are arranged in the sleeves (28), the top ends of the second springs (30) are connected to the inner top surface of the sleeves (28), the bottom ends of the second springs (30) are connected to the top surface of the support plate (31), the support plate (31) is connected with the inner wall of the sleeves (28) in a sliding mode, a support rod (32) is fixedly connected to the bottom surface of the support plate (31), rollers (33) are mounted at the bottom ends of the support rod (32), a motor (34) is arranged on the rear side of the inner top surface of the cabinet body (1), a screw rod (35) is arranged at the output end of the motor (34), the screw rod (35) extends into the transverse plate (24), air holes (36) are formed in the center of the rear side wall of the cabinet body (1), and be provided with support (37) in bleeder vent (36), the leading flank of support (37) is provided with electric motor (38) in a row, the play output of electric motor (38) is connected axostylus axostyle (39), and axostylus axostyle (39) run through support (37) and set up, be provided with flabellum (40) on axostylus axostyle (39), and the end and dust screen (41) bearing of axostylus axostyle (39) are connected to dust screen (41) wall is installed in bleeder vent (36) in dust screen (41).

2. The modular cabinet of claim 1, wherein the modular cabinet is easy to install and service, and further comprises: the support columns (2) are arranged in 4 numbers, and the 4 support columns (2) are respectively located at 4 corners of the bottom surface of the cabinet body (1).

3. The modular cabinet of claim 1, wherein the modular cabinet is easy to install and service, and further comprises: the threaded rod (8) is perpendicular to the sliding plate (10), and the threaded rod (8) is in threaded connection with the sliding plate (10).

4. The modular cabinet for distribution of electric power, easy to install and overhaul according to claim 2, characterized in that: the sliding plate (10) is perpendicular to the clamping rod (11), the center line of the transverse shaft of the clamping rod (11) is collinear with the center lines of the transverse shafts of the slotted holes (12) and the clamping grooves (13), and the diameter of the clamping rod (11) is equal to that of the slotted holes (12) and the clamping grooves (13).

5. The modular cabinet of claim 1, wherein the modular cabinet is easy to install and service, and further comprises: the connection mode of the rotating shaft (17) and the groove (14) is torsion spring connection.

6. The modular cabinet of claim 1, wherein the modular cabinet is easy to install and service, and further comprises: the center line of the transverse shaft of the transverse plate (24) is collinear with the center line of the transverse shaft of the screw rod (35), and the screw rod (35) is in threaded connection with the transverse plate (24).

7. The modular cabinet of claim 1, wherein the modular cabinet is easy to install and service, and further comprises: the structural shapes of the sliding groove (25) and the sliding rail (26) are both T-shaped, and the sliding groove (25) is matched with the sliding rail (26).

8. The modular cabinet of claim 1, wherein the modular cabinet is easy to install and service, and further comprises: the fan blades (40) are arranged on the shaft lever (39) at equal angles, and the number of the fan blades is 4.

Technical Field

The invention relates to the technical field of power distribution cabinets, in particular to a combined power distribution cabinet convenient to install and maintain.

Background

The electric power distribution cabinet is equipment for controlling and distributing electric power, plays an important role in using the electric power, and is provided with electric instruments for controlling and distributing the electric power, so that the electric power is efficiently used.

But current electric switch board is not convenient for install and overhaul, and the electricity instrument that carries out control distribution to electric power is installed and is used at electric switch board, because the electric switch board inner space who uses at present is narrow and small, is installing or overhauls the messenger very inconvenient to electricity instrument for it is very loaded down with trivial details to install and overhaul, has not only increased staff's work burden, and very influences work efficiency.

Disclosure of Invention

The invention aims to provide a combined power distribution cabinet convenient to install and maintain, and aims to solve the problem that the existing electric power distribution cabinet is inconvenient to install and maintain in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a combined power distribution cabinet convenient to install and overhaul comprises a cabinet body, wherein a support column is arranged on the bottom surface of the cabinet body, a cabinet door is arranged on the front side of the cabinet body, a handle is arranged on the right side of the front side of the cabinet door, a rotating rod penetrates through the cabinet door, the upper end and the lower end of the rotating rod are connected with a support bearing, the support is fixedly installed on the front side of the left side wall of the cabinet body, a sleeve seat is arranged on the right side of the cabinet door and fixedly installed on the front side of the right side wall of the cabinet body, a threaded rod is arranged in the sleeve seat and simultaneously penetrates through the right side wall of the sleeve seat and a sliding plate, a knob is arranged at the right end of the threaded rod and is positioned outside the sleeve seat, the left end of the threaded rod is connected with a left side inner wall bearing of the sleeve seat, the sliding plate is connected with the inner wall of the sleeve seat in a sliding manner, a clamping rod is arranged on the left side surface of the sliding plate, and penetrates through a slotted hole, the groove hole is arranged on the left side wall of the sleeve seat, the clamping rod extends into the clamping groove and is arranged on the right side surface of the cabinet door, the front side surface of the top surface of the cabinet body is provided with a groove, a lamp post is arranged in the groove, the right end of the lamp post is provided with a limiting rod, the rotating shaft penetrates through the left end of the lamp post and is rotatably connected with the groove, the right side of the groove is provided with a cavity, the cavity is arranged in the top surface of the cabinet body and is communicated with the groove, a first spring is arranged in the cavity, the right end of the first spring is connected to the right wall surface of the cavity, the left end of the first spring is connected to the right side surface of the movable plate, the movable plate is connected with the cavity in a sliding manner, the left side surface of the movable plate is provided with a baffle plate, the front side surface of the movable plate is provided with a push plate, the push plate penetrates through the through groove and is arranged on the front side surface of the top surface of the cabinet body, a transverse plate is arranged on the inner bottom surface of the cabinet body, a sliding groove is arranged on the bottom surface of the transverse plate, the sliding groove is connected with the sliding rail in a sliding manner, the sliding rail is arranged on the inner bottom surface of the cabinet body, a mounting plate is arranged on the top surface of the transverse plate, sleeves are arranged at two ends of the front side of the bottom surface of the transverse plate and penetrate through the openings, the openings are arranged on the bottom surface of the cabinet body, second springs are arranged in the sleeves, the top ends of the second springs are connected onto the inner top surfaces of the sleeves, the bottom ends of the second springs are connected onto the top surfaces of the support plates, the support plates are connected with the inner walls of the sleeves in a sliding manner, support rods are fixedly connected onto the bottom surfaces of the support plates, rollers are arranged at the bottom ends of the support rods, a motor is arranged at the rear side of the inner top surface of the cabinet body, screw rods are arranged in the transverse plate and extend into the transverse plate, air holes are formed in the centers of the rear side walls of the cabinet body, and supports are arranged in the air holes, the leading flank of support is provided with the electric motor in line, the play output connection axostylus axostyle of electric motor, and the pivot runs through the support setting, be provided with the flabellum on the axostylus axostyle, and the end and the dust screen bearing of axostylus axostyle are connected to the dust screen is installed in the wall of bleeder vent.

Preferably, the support column is provided with 4, and 4 support columns are located 4 corners of the bottom surface of the cabinet body respectively.

Preferably, the threaded rod is perpendicular to the sliding plate, and the threaded rod is in threaded connection with the sliding plate.

Preferably, the slide plate is perpendicular to the clamping rod, the center line of the transverse shaft of the clamping rod is collinear with the center lines of the transverse shafts of the slotted hole and the clamping groove, and the diameter of the clamping rod is equal to that of the slotted hole and the clamping groove.

Preferably, the connection mode of the rotating shaft and the groove is torsion spring connection.

Preferably, the center line of the transverse shaft of the transverse plate is collinear with the center line of the transverse shaft of the screw rod, and the screw rod is in threaded connection with the transverse plate.

Preferably, the sliding groove and the sliding rail are both in a T shape, and the sliding groove is matched with the sliding rail.

Preferably, the fan blades are arranged on the shaft rod at equal angles, and the number of the fan blades is 4.

Compared with the prior art, the invention has the beneficial effects that: this kind of modular switch board convenient to installation and maintenance can be convenient for install or when overhauing the electrical apparatus, removes the mounting panel from the cabinet body, avoids installing and overhauing in the narrow and small cabinet body in space to make things convenient for the workman to install and overhaul work, reduce workman's work burden, improved work efficiency simultaneously:

1. the sliding plate in threaded connection with the threaded rod moves horizontally and rightwards by rotating the left knob threaded rod, so that the sliding plate drives the clamping rod to synchronously move horizontally and rightwards, the clamping rod clamping groove moves out, the clamping rod removes the limiting and fixing effect of the clamping rod on the cabinet door after moving out of the groove hole, and the cabinet door is opened under the action of the rotating rod by pulling the handle;

2. make the screw rod rotate through starter motor for the slide of being connected with the screw rod removes forward at the effect of spout and slide rail below the level, thereby makes the slide drive the synchronous level of mounting panel and removes forward, and the slide moves forward steadily under the effect of gyro wheel simultaneously, and after the mounting panel removed from the cabinet body, makes things convenient for the workman to carry out electricity instrument installation or overhauls.

Drawings

FIG. 1 is a schematic cross-sectional front view of the present invention;

FIG. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic sectional view of the socket of the present invention;

FIG. 4 is a schematic front view of the present invention;

FIG. 5 is a schematic bottom view of the present invention;

FIG. 6 is a schematic top view of a partial cross-sectional structure of the cabinet of the present invention;

FIG. 7 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 8 is an enlarged view of the structure at B in FIG. 1 according to the present invention;

FIG. 9 is an enlarged view of the structure of FIG. 2 at C according to the present invention;

FIG. 10 is an enlarged view of the structure of FIG. 4;

FIG. 11 is an enlarged view of E of FIG. 6 according to the present invention.

In the figure: 1. a cabinet body; 2. a support pillar; 3. a cabinet door; 4. a handle; 5. a rotating rod; 6. a support; 7. a sleeve seat; 8. a threaded rod; 9. a knob; 10. a slide plate; 11. a clamping rod; 12. a slot; 13. a card slot; 14. a groove; 15. a lamp post; 16. a limiting rod; 17. a rotating shaft; 18. a cavity; 19. a first spring; 20. a movable plate; 21. a baffle plate; 22. pushing the plate; 23. a through groove; 24. a transverse plate; 25. a chute; 26. a slide rail; 27. mounting a plate; 28. a sleeve; 29. opening the gap; 30. a second spring; 31. a support plate; 32. a strut; 33. a roller; 34. a motor; 35. a screw; 36. air holes are formed; 37. a support; 38. an electric motor; 39. a shaft lever; 40. a fan blade; 41. a dust screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-11, the present invention provides a technical solution: a combined power distribution cabinet convenient to mount and overhaul comprises a cabinet body 1, a support pillar 2, a cabinet door 3, a handle 4, a rotating rod 5, a support 6, a sleeve seat 7, a threaded rod 8, a knob 9, a sliding plate 10, a clamping rod 11, a slotted hole 12, a clamping groove 13, a groove 14, a lamp pole 15, a limiting rod 16, a rotating shaft 17, a cavity 18, a first spring 19, a movable plate 20, a baffle plate 21, a push plate 22, a through groove 23, a transverse plate 24, a sliding groove 25, a sliding rail 26, a mounting plate 27, a sleeve 28, a notch 29, a second spring 30, a support plate 31, a support rod 32, a roller 33, a motor 34, a screw rod 35, an air vent 36, a support 37, an electric motor 38, a shaft rod 39, fan blades 40 and a dust screen 41, wherein the support pillar 2 is arranged on the bottom surface of the cabinet body 1, the cabinet door 3 is arranged on the front side surface of the cabinet body 1, the handle 4 is arranged on the right side surface of the cabinet door 3, the rotating rod 5 penetrates through the cabinet door 3, the rotating rod 5 is connected with the support 6 through a bearing, the support 6 is fixedly arranged on the front side surface of the left side wall of the cabinet body 1, the right side of the cabinet door 3 is provided with a sleeve seat 7, the sleeve seat 7 is fixedly arranged on the front side surface of the right side wall of the cabinet body 1, a threaded rod 8 is arranged in the sleeve seat 7, the threaded rod 8 simultaneously penetrates through the right side wall of the sleeve seat 7 and a sliding plate 10, the right end of the threaded rod 8 is provided with a knob 9, the knob 9 is positioned on the outer side of the sleeve seat 7, the left end of the threaded rod 8 is connected with the left side inner wall bearing of the sleeve seat 7, the sliding plate 10 is connected with the inner wall of the sleeve seat 7 in a sliding manner, the left side surface of the sliding plate 10 is provided with a clamping rod 11, the clamping rod 11 penetrates through a slotted hole 12, the slotted hole 12 is formed in the left side wall of the sleeve seat 7, the clamping rod 11 extends into a clamping groove 13, the clamping groove 13 is formed in the right side surface of the cabinet door 3, the front side surface of the top surface of the cabinet body 1 is provided with a groove 14, a lamp rod 15 is arranged in the groove 14, the right end of the lamp rod 15 is provided with a limiting rod 16, the rotating shaft 17 is arranged through the left end of the lamp post 15, two ends of the rotating shaft 17 are rotatably connected with the groove 14, the right side of the groove 14 is provided with a cavity 18, the cavity 18 is arranged inside the top surface of the cabinet body 1, the cavity 18 is communicated with the groove 14, a first spring 19 is arranged in the cavity 18, the right end of the first spring 19 is connected to the right wall surface of the cavity 18, the left end of the first spring 19 is connected to the right side surface of the movable plate 20, the movable plate 20 is slidably connected with the cavity 18, the left side surface of the movable plate 20 is provided with a baffle 21, the front side surface of the movable plate 20 is provided with a push plate 22, the push plate 22 is arranged through a through groove 23, the through groove 23 is arranged on the front side surface of the top surface of the cabinet body 1, the inner bottom surface of the cabinet body 1 is provided with a transverse plate 24, the bottom surface of the transverse plate 24 is provided with a sliding groove 25, the sliding groove 25 is slidably connected with a sliding rail 26, and the sliding rail 26 is arranged on the inner bottom surface of the cabinet body 1, the top surface of the transverse plate 24 is provided with a mounting plate 27, both ends of the front side of the bottom surface of the transverse plate 24 are provided with sleeves 28, the sleeves 28 are arranged through the notches 29, the notches 29 are arranged on the bottom surface of the cabinet body 1, the sleeves 28 are internally provided with second springs 30, the top ends of the second springs 30 are connected on the inner top surface of the sleeves 28, the bottom ends of the second springs 30 are connected on the top surface of a support plate 31, the support plate 31 is connected with the inner wall of the sleeves 28 in a sliding manner, the bottom surface of the support plate 31 is fixedly connected with a support rod 32, the bottom end of the support rod 32 is provided with a roller 33, the rear side of the inner top surface of the cabinet body 1 is provided with a motor 34, the output end of the motor 34 is provided with a screw 35, the screw 35 extends into the transverse plate 24, the center of the rear side wall of the cabinet body 1 is provided with an air vent 36, a support 37 is arranged in the air vent 36, the front side of the support 37 is provided with an electric motor 38, the output of the electric motor 38 is connected with a shaft rod 39, and the shaft lever 39 is arranged through the bracket 37, the fan blades 40 are arranged on the shaft lever 39, the tail end of the shaft lever 39 is in bearing connection with the dust screen 41, and the dust screen 41 is arranged on the wall surface of the air vent 36.

The support column 2 is provided with 4, and 4 support columns 2 are located 4 corners of the bottom surface of the cabinet body 1 respectively to in order to carry out stable support, guarantee overall structure's stability to the cabinet body 1 through support column 2.

The threaded rod 8 is perpendicular to the sliding plate 10, and the threaded rod 8 is in threaded connection with the sliding plate 10, so that the sliding plate 10 is driven to move when the threaded rod 8 rotates.

The sliding plate 10 is perpendicular to the clamping rod 11, the center line of the cross shaft of the clamping rod 11 is collinear with the center line of the cross shaft of the slot hole 12 and the center line of the cross shaft of the clamping groove 13, and the diameter of the clamping rod 11 is equal to the diameters of the slot hole 12 and the clamping groove 13, so that when the sliding plate 10 drives the clamping rod 11 to move synchronously, the clamping rod 11 stably and effectively penetrates through the slot hole 12 and then extends into the clamping groove 13, and the clamping rod 11 is guaranteed to limit and fix the cabinet door 3.

The connection mode of the rotating shaft 17 and the groove 14 is torsion spring connection, so that the rotating shaft 17 drives the lamp post 15 to rotate out of the groove 14 under the action of the torsion spring when the baffle 21 relieves the limit of the limiting rod 16, and the lamp post 15 can be effectively illuminated.

The center line of the transverse shaft of the transverse plate 24 is collinear with the center line of the transverse shaft of the screw 35, and the screw 35 is in threaded connection with the transverse plate 24, so that the transverse plate 24 is driven to move when the screw 35 rotates.

The sliding grooves 25 and the sliding rails 26 are both "T" shaped, and the sliding grooves 25 are matched with the sliding rails 26, so that the transverse plate 24 can be stably and effectively moved through the sliding grooves 25 and the sliding rails 26.

The fan blades 40 are arranged on the shaft rod 39 at equal angles, so that the cabinet body 1 can be cooled rapidly through the fan blades 40.

The working principle is as follows: make threaded rod 8 take place to rotate through knob 9 left, make slide 10 level with 8 threaded connection of threaded rod move right, thereby make slide 10 drive 11 synchronous levels of kelly and move right, and then make kelly 11 remove from draw-in groove 13, realize opening cabinet door 3 through pulling handle 4, restart motor 34 makes screw rod 35 rotate, make diaphragm 24 with screw rod 35 threaded connection move forward in the effect of spout 25 and slide rail 26 lower level, thereby make diaphragm 24 drive 27 synchronous level of mounting panel move forward, the installation or the maintenance of carrying out electrical apparatus after mounting panel 27 removes from the cabinet body 1, specific accessible is operated as following mode:

according to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10 and fig. 11, when the electrical instrument needs to be installed or overhauled, firstly, the threaded rod 8 is rotated by rotating the knob 9, so that the sliding plate 10 in threaded connection with the threaded rod 8 moves horizontally to the right, the sliding plate 10 drives the clamping rod 11 to synchronously move horizontally to the right, the clamping rod 11 moves out of the clamping groove 13, and after the clamping rod 11 moves out of the clamping groove 13, the limiting and fixing effects of the clamping rod 11 on the cabinet door 3 are released, so that the cabinet door 3 is opened by pulling the handle 4 under the effect of the rotating rod 5;

after the cabinet door 3 is opened, the screw rod 35 is rotated through the starting motor 34, so that the transverse plate 24 in threaded connection with the screw rod 35 moves forwards horizontally under the action of the sliding groove 25 and the sliding rail 26, the mounting plate 27 is driven by the transverse plate 24 to move forwards synchronously and horizontally, the rollers 33 move synchronously when the transverse plate 24 moves forwards horizontally, meanwhile, the transverse plate 24 is subjected to a damping effect under the action of the second spring 30, the transverse plate 24 is prevented from shaking violently until the mounting plate 27 is moved out of the cabinet body 1, at the moment, the electrical instrument is convenient to mount or overhaul, and the operation in a narrow space in the cabinet body 1 is avoided;

at night or when the light condition is not good, the push plate 22 is pushed rightwards, so that the push plate 22 drives the movable plate 20 to horizontally move rightwards, the movable plate 20 drives the baffle plate 21 to synchronously horizontally move rightwards, the baffle plate 21 is far away from the limiting rod 16, when the baffle plate 21 is completely separated from the limiting rod 16, the rotating shaft 17 drives the lamp post 15 to rotate under the action of the torsion spring, the lamp post 15 rotates out of the groove 14, and at the moment, the lamp is arranged on the lamp post 15 to illuminate, so that the light is compensated for, and the installation or maintenance of an electrical instrument by a worker is facilitated;

after installation or maintenance, the lamp post 15 rotates to pass through the groove 14, the movable plate 20 is reset and moved under the action of the first spring 19 by loosening the push plate 22, so that the movable plate 20 drives the baffle plate 21 to horizontally reset and move leftwards, the baffle plate 21 limits and fixes the limiting rod 16, and the lamp post 15 is stably placed in the groove 14;

the screw 35 is rotated reversely by starting the motor 34, so that the transverse plate 24 drives the mounting plate 27 to move horizontally and backwards, and the mounting plate 27 is moved into the cabinet body 1;

then, the cabinet door 3 is closed, the threaded rod 8 is reversely rotated through the reverse rotation knob 9, so that the slide plate 10 drives the clamping rod 11 to horizontally move leftwards, the clamping rod 11 penetrates through the slotted hole 12 and then extends into the clamping groove 13, and the limiting and fixing effect of the clamping rod 11 on the cabinet door 3 is realized;

when using, make axostylus axostyle 39 rotate through starting electric motor 38 for axostylus axostyle 39 drives flabellum 40 synchronous rotation, thereby discharges the hot-air in the cabinet body 1 through bleeder vent 36, avoids outside dust to enter into in the cabinet body 1 simultaneously under the effect of dust screen 41, ensures the inside cleanness of the cabinet body 1. Those not described in detail in this specification are within the skill of the art.

It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the present invention.

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.