CN214204358U

CN214204358U - Low-voltage reactive automatic compensation power distribution cabinet

Info

Publication number: CN214204358U
Application number: CN202023244589.XU
Authority: CN
Inventors: 柴修江; 王建; 孙定伟
Original assignee: Henan Lihua Electric Power Technology Co ltd
Current assignee: Henan Lihua Electric Power Technology Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-09-14
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a low pressure reactive automatic compensation power distribution cabinet, including installing frame and the fan yoke of fixed connection in the switch board thermovent outside, the installation cavity has all been seted up, two to the lateral wall to the installing frame double-phase all install the bull stick, two through the fixed part rotation in the installation cavity the opposite direction's screw thread has all been seted up at the bull stick both ends, and the equal thread bush of tip is equipped with movable block, two the smooth mouth has all been seted up to a lateral wall that the installation cavity is close to each other. The utility model discloses well maintainer just can look after quick taking out the fan casing and maintain radiator fan as long as rotate drive disk assembly to when the installation, as long as put the fan casing in two fixed slots, rotate drive disk assembly and just can fix the fan casing on the switch board, thereby very big made things convenient for user's installation to dismantle the fan casing and maintain radiator fan.

Description

Low-voltage reactive automatic compensation power distribution cabinet

Technical Field

The utility model relates to a switch board technical field especially relates to a reactive automatic compensation power distribution cabinet of low pressure.

Background

Switch board (case) branch power distribution cabinet (case) and lighting power distribution cabinet (case), measurement cabinet (case), be distribution system's final stage equipment, the switch board is when using, and its inside electric component can produce great heat at the during operation many times, and current switch board heat dissipation still adopts traditional, comparatively ripe air-cooled technique basically, offers the thermovent promptly on the cabinet body and dispels the heat to install radiator fan on the thermovent and accelerate the heat dissipation.

The radiator fan of current switch board relies on a plurality of bolt fastening usually on the switch board lateral wall, therefore when installation and dismantlement radiator fan, need specific instrument to dismantle on the one hand, it wastes time and energy to dismantle a plurality of bolts on the one hand, thereby when radiator fan broke down, installation dismantlement that heat abstractor through the bolt fastening can not be quick, thereby maintain the radiator fan that breaks down, a large amount of time has been wasted when installation and dismantlement fan, thereby the speed of maintenance radiator fan has been influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving following shortcoming among the prior art, when radiator fan broke down, the installation that can not be quick through bolted heat abstractor was dismantled to the radiator fan who keeps in repair trouble has wasted a large amount of times when installing and dismantling the fan.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a low-voltage reactive automatic compensation power distribution cabinet comprises an installation frame and a fan frame which are fixedly connected with the outer side of a heat dissipation opening of the power distribution cabinet, the two opposite side walls of the mounting frame are both provided with mounting cavities, the two mounting cavities are both rotatably provided with rotating rods through fixed parts, both ends of the two rotating rods are both provided with screw threads in opposite directions, and the end parts are all provided with moving blocks in a threaded sleeve manner, the side walls of the two installation cavities which are close to each other are provided with sliding openings, a pair of fixing strips which are parallel to each other are connected in a sliding manner in the two sliding openings, the end parts of the two fixing strips are respectively fixedly connected with the four moving blocks, one end surface of the two fixing strips which is close to each other is provided with a fixing groove, the fan frame is slidably clamped in the two fixing grooves, a driving cavity is formed in the side wall, parallel to each other, of the mounting frame and the two fixing strips, and a driving part used for driving the two rotating rods to rotate is arranged in the driving cavity.

Preferably, the fixed part comprises a pair of first bearings, two first bearing rings are fixedly connected with the side wall of the rotating rod, the outer wall of each first bearing ring is fixedly connected with the inner wall of the installation cavity, and the two first bearings are respectively positioned at two ends of the rotating rod.

Preferably, the driving part comprises a driving rod, the driving rod is rotatably installed in the driving cavity through a pair of second bearings, two ends of the driving rod are connected with two ends of the rotating rod in a meshed mode through a 90-degree change gear set, and the middle of the driving rod is provided with a rotating part used for rotating the driving rod.

Preferably, the 90 ° direction-changing gear set includes a pair of bevel gears, and the two bevel gears are respectively and fixedly connected to the end of the rotating rod and the end of the driving rod.

Preferably, the rotating part comprises a worm wheel and a worm, the worm wheel is fixedly sleeved at the middle part of the driving rod, the worm is vertically rotated and installed in the driving cavity and meshed with the worm wheel to be connected, and the top wall of the mounting frame is penetrated at the upper end of the worm.

Preferably, both ends of the fixing groove are hinged to extrusion plates through the installation rod, and springs are fixedly connected between one ends, far away from the installation rod, of the extrusion plates and the end walls of the fixing groove.

Compared with the prior art, the beneficial effects of the utility model are that:

when the structure is used for installing the cooling fan, firstly, the driving rod drives the two rotating rods to rotate by rotating the driving part, when the rotating rods rotate, because the pair of moving blocks are sleeved on each rotating rod through threads, the threads in opposite directions are arranged at the two ends of the middle part of each rotating rod, the four moving blocks are connected into two whole bodies through the two fixing strips, and the two fixing strips are parallel to each other, when the driving rod rotates, the two fixing strips are close to each other, further, the fan frame placed in the fixing grooves formed in the fixing strips is firmly fixed by the two fixing grooves, when the cooling fan installed in the fan frame breaks down, only the driving device needs to be rotated reversely, so that the two rotating rods rotate reversely, the two fixing strips can be far away from each other, and the fixing effect of the fan frame is relieved by the fixing grooves, thereby maintainer just can consider that quick taking out the fan case maintains radiator fan as long as rotate drive disk assembly to when the installation, as long as put the fan case in two fixed slots, rotate drive disk assembly and just can fix the fan case on the switch board, thereby very big made things convenient for user's installation to dismantle the fan case and maintain radiator fan.

Drawings

Fig. 1 is a schematic view of a front cross-sectional structure of a low-voltage reactive automatic compensation power distribution cabinet provided by the utility model;

fig. 2 is a partially enlarged view of a in fig. 1.

In the figure: the fan comprises a mounting frame 1, a mounting cavity 2, a rotating rod 3, a moving block 4, a fixing strip 5, a fixing groove 6, a fan frame 7, a first bearing 8, a second bearing 9, a driving rod 10, a worm wheel 11, a worm 12, a bevel gear 13, a sliding opening 14, a squeezing plate 15 and a spring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

Referring to fig. 1-2, a low-voltage reactive power distribution cabinet with automatic compensation function comprises a mounting frame 1 and a fan frame 7 fixedly connected to the outside of a heat dissipation opening of the power distribution cabinet, wherein two opposite side walls of the mounting frame 1 are respectively provided with a mounting cavity 2, two rotating rods 3 are rotatably mounted in the two mounting cavities 2 through a fixing part, two ends of each rotating rod 3 are respectively provided with opposite threads, and the ends of each rotating rod are respectively provided with a moving block 4 in a threaded sleeve manner, one side wall of each mounting cavity 2, which is close to each other, is provided with a sliding opening 14, a pair of parallel fixing bars 5 are slidably connected in the two sliding openings 14, the ends of the two fixing bars 5 are respectively and fixedly connected with the four moving blocks 4, one end surface of each fixing bar 5, which is close to each other, is provided with a fixing groove 6, the fan frame 7 is slidably clamped in the two fixing grooves 6, and the mounting frame 1 and the two fixing bars 5 are provided with driving cavities on the parallel side walls, and a driving part for driving the two rotating rods 3 to rotate is arranged in the driving cavity.

In the embodiment of the application of the technical scheme, when the structure is used for installing the cooling fan, firstly, the driving component is rotated to enable the driving rod 10 to drive the two rotating rods 3 to rotate, when the rotating rods 3 rotate, because the pair of moving blocks 4 are sleeved on each rotating rod 3 through threads, the threads in opposite directions are arranged at the two ends of the middle part of each rotating rod 3, the four moving blocks 4 are connected into two whole bodies through the two fixing strips 5, and the two fixing strips 5 are parallel to each other, when the driving rod 10 rotates, the two fixing strips 5 are close to each other, further, the fan frame 7 placed in the fixing grooves 6 arranged on the fixing strips 5 is firmly fixed by the two fixing grooves 6, when the cooling fan installed in the fan frame 7 breaks down, only the driving device needs to be rotated reversely, so that the two rotating rods 3 rotate reversely, and the two fixing strips 5 can be far away from each other, thereby fixed effect to fan casing 7 has just been relieved to fixed slot 6 to the maintainer just can consider that quick taking out fan casing 7 maintains radiator fan as long as rotate drive assembly, and when the installation, as long as put fan casing 7 in two fixed slots 6, rotate drive assembly and just can fix fan casing 7 on the switch board.

In the preferred technical scheme of this embodiment, the fixing part includes a pair of first bearings 8, two first bearings 8 encircle and 3 lateral walls fixed connection of bull stick, and outer wall and 2 inner walls fixed connection of installation cavity, and two first bearings 8 are located the both ends of bull stick 3 respectively.

In the preferred technical scheme of this embodiment, the driving part includes a driving rod 10, the driving rod 10 is rotatably installed in the driving cavity through a pair of second bearings 9, two ends of the driving rod 10 are engaged with the end portions of the two rotating rods 3 through a 90-degree change gear set, and a rotating part for rotating the driving rod 10 is arranged in the middle of the driving rod 10.

In the preferred technical scheme of this embodiment, the 90 ° direction-changing gear set includes a pair of bevel gears 13, and the two bevel gears 13 are respectively and fixedly connected to the end of the rotating rod 3 and the end of the driving rod 10.

According to the preferable technical scheme in the embodiment, the rotating part comprises a worm wheel 11 and a worm 12, the worm wheel 11 is fixedly sleeved in the middle of the driving rod 10, the worm 12 is vertically and rotatably installed in the driving cavity and meshed with the worm wheel 11, and the top wall of the installation frame 1 penetrates through the upper end of the worm 12.

According to the preferable technical scheme in the embodiment, the two ends of the fixing groove 6 are hinged to the extrusion plates 15 through the installation rods, and the springs 16 are fixedly connected between one ends, far away from the installation rods, of the extrusion plates 15 and the end walls of the fixing groove 6.

In the present application, the terms "mounted," "connected," and "secured" are to be construed broadly unless otherwise specifically indicated and limited.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A low-voltage reactive power automatic compensation power distribution cabinet comprises a mounting frame (1) and a fan frame (7) which are fixedly connected to the outer side of a heat dissipation opening of the power distribution cabinet, and is characterized in that mounting cavities (2) are formed in two opposite side walls of the mounting frame (1), rotating rods (3) are rotatably mounted in the two mounting cavities (2) through fixing parts, opposite-direction threads are formed in two ends of each rotating rod (3), moving blocks (4) are sleeved on the end portions of the rotating rods in a threaded manner, sliding openings (14) are formed in one side wall, close to each other, of the two mounting cavities (2), a pair of fixing strips (5) which are parallel to each other are connected in a sliding manner in the two sliding openings (14), the end portions of the two fixing strips (5) are fixedly connected with the four moving blocks (4) respectively, and a fixing groove (6) is formed in one end face, close to each other, of the two fixing strips (5), the fan frame (7) is slidably clamped in the two fixing grooves (6), a driving cavity is formed in the side wall, parallel to each other, of the mounting frame (1) and the two fixing strips (5), and a driving part for driving the two rotating rods (3) to rotate is arranged in the driving cavity.

2. The low-voltage reactive power automatic compensation power distribution cabinet according to claim 1, characterized in that the fixing component comprises a pair of first bearings (8), two of the first bearings (8) are fixedly connected with the side wall of the rotating rod (3), the outer wall of the first bearings is fixedly connected with the inner wall of the installation cavity (2), and the two first bearings (8) are respectively located at two ends of the rotating rod (3).

3. The low-voltage reactive power automatic compensation power distribution cabinet according to claim 1, wherein the driving component comprises a driving rod (10), the driving rod (10) is rotatably installed in a driving cavity through a pair of second bearings (9), two ends of the driving rod (10) are meshed with two ends of the rotating rod (3) through a 90-degree change gear set, and a rotating component used for rotating the driving rod (10) is arranged in the middle of the driving rod (10).

4. A low-voltage reactive power automatic compensation power distribution cabinet according to claim 3, characterized in that said 90 ° direction-changing gear set comprises a pair of bevel gears (13), and two of said bevel gears (13) are respectively and fixedly connected to the end of the rotating rod (3) and the end of the driving rod (10).

5. The low-voltage reactive power automatic compensation power distribution cabinet according to claim 3, wherein the rotating component comprises a worm wheel (11) and a worm (12), the worm wheel (11) is fixedly sleeved in the middle of the driving rod (10), the worm (12) is vertically and rotatably installed in the driving cavity and is meshed with the worm wheel (11), and the upper end of the worm (12) penetrates through the top wall of the mounting frame (1).

6. A low-voltage reactive power automatic compensation power distribution cabinet according to claim 1, characterized in that both ends of the fixed slot (6) are hinged with a squeezing plate (15) through a mounting rod, and a spring (16) is fixedly connected between one end of the squeezing plate (15) far away from the mounting rod and the end wall of the fixed slot (6).