CN211720097U

CN211720097U - Circulation ventilation type high-low voltage switch cabinet

Info

Publication number: CN211720097U
Application number: CN202020638252.8U
Authority: CN
Inventors: 高仁洁; 王泉; 于林
Original assignee: Henan Xindian Electric Appliance Group Power Transmission And Distribution Co ltd
Current assignee: Henan Xindian Electric Appliance Group Power Transmission And Distribution Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-10-20
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a circulation ventilation formula high-low voltage switch cabinet, the intelligent cabinet temperature adjusting device comprises a cabinet body, the front side of the cabinet body articulates through the hinge has the cabinet door, the front side of cabinet door is fixed with the doorknob, the left and right sides of the cabinet body all has a plurality of air runners that the in bank set up by lower position department fixed mounting in proper order, just the internal bilateral symmetry fixed mounting of cabinet has two negative-pressure air fan, two through-hole mouths have been seted up to the inside wall longitudinal symmetry of the cabinet body, two shield plates have been inserted in the through-hole mouth respectively the activity, just the symmetry is installed respectively with two shield plate assorted area commentaries on classics subassembly on classics on the inside wall of the cabinet. The utility model discloses a to the circulation ventilation cooling in the cubical switchboard to reduced the damage of avoiding electrical equipment in the cubical switchboard in the temperature at utmost in the cubical switchboard, reduced electrical equipment's fault rate, reduced the expense of overhauing and maintaining.

Description

Circulation ventilation type high-low voltage switch cabinet

Technical Field

The utility model relates to a cubical switchboard technical field especially relates to a circulation ventilation formula high-low voltage switch cabinet.

Background

The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. The classification methods of the switch cabinets are various, for example, the switch cabinets can be divided into movable switch cabinets and fixed switch cabinets by the installation mode of the circuit breaker; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades. The method is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, industrial and mining enterprises, residential districts, high-rise buildings and the like. But the big majority of present high-low voltage switch cabinet is closed and is set up the ventilation inconvenience, and the internal too high temperature of cabinet can lead to its interior electrical equipment's damage easily, and the fault rate is high.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the big many closed settings of present high-low voltage switch cabinet ventilate inconveniently, and the internal too high temperature of cabinet can lead to its interior electrical equipment's damage easily, and the fault rate is high, and then the circulation ventilation formula high-low voltage switch cabinet that provides.

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

the utility model provides a circulation ventilation formula high-low voltage switch cabinet, includes the cabinet body, the front side of the cabinet body articulates through the hinge has the cabinet door, the front side of cabinet door is fixed with the doorknob, the left and right sides of the cabinet body leans on lower position department all fixed a plurality of air runners that have inserted in a row setting in proper order, just two negative-pressure air fan of the internal bilateral symmetry fixed mounting of cabinet.

Preferably, the inner side wall of the cabinet body is provided with two through holes in an up-down symmetrical manner, two shielding plates are movably inserted in the through holes respectively, and the inner side wall of the cabinet body is symmetrically provided with belt rotating components which are matched with the two shielding plates respectively.

Preferably, the assembly is changeed in area includes that the symmetry installs two rotating turret on the internal lateral wall of cabinet, two it has the pivot to rotate to insert between the rotating turret, the fixed cover in middle part of pivot has connect the sleeve, the lateral wall welding setting of sleeve and shielding plate, the fixed cover of having connect two driven helical gears with regard to the sleeve symmetry outside the pivot, install on the inside wall of the cabinet body with two driven helical gear assorted drive assembly.

Preferably, the driving assembly comprises two driving motors symmetrically mounted on the inner side wall of the cabinet body, two driving bevel gears are fixedly sleeved on output shafts of the driving motors, and the two driving bevel gears are respectively meshed with the two driven bevel gears.

Preferably, the driving motors are all servo motors.

Preferably, the bottom of the cabinet body is evenly fixed with a plurality of supports, and is a plurality of the support is all through strengthening rib reinforcement connection between two liang, just all adopt the welded mode to fix mutually between support and the strengthening rib.

The utility model has the advantages that: when the temperature in the cabinet body is proper, the two shielding plates are respectively shielded in the two through holes, and after the temperature in the cabinet body is overhigh, the four driving motors are started so as to realize the synchronous overturning action of the two shielding plates in the two through holes; and then, the circulating ventilation and heat dissipation in the switch cabinet can be realized, so that the temperature in the switch cabinet is reduced, the damage of the electrical equipment in the switch cabinet is avoided to the maximum extent, the failure rate of the electrical equipment is reduced, and the maintenance cost is reduced.

Drawings

Fig. 1 is a front view of a circulating ventilation type high-low voltage switch cabinet provided by the present invention;

fig. 2 is the internal structure schematic diagram of the middle cabinet body of the utility model.

In the figure: the refrigerator comprises a cabinet body 1, a through hole 2, a shielding plate 3, a rotating frame 4, a rotating shaft 5, a sleeve 6, a driven bevel gear 7, a driving motor 8, a driving bevel gear 9, a negative pressure fan 10, an air flow channel 11, a support 12, reinforcing ribs 13, a cabinet door 14 and a door handle 15.

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 description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a circulating ventilation type high-low voltage switch cabinet comprises a cabinet body 1, a cabinet door 14 is hinged to the front side of the cabinet body 1 through a hinge, a door handle 15 is fixed to the front side of the cabinet door 14, a plurality of air flow channels 11 arranged in rows are sequentially and fixedly inserted into the lower positions of the left side and the right side of the cabinet body 1, and two negative pressure fans 10 are symmetrically and fixedly installed in the cabinet body 1 in the left-right direction; two through holes 2 are symmetrically formed in the inner side wall of the cabinet body 1 from top to bottom, two shielding plates 3 are movably inserted in the two through holes 2 respectively, and belt rotating assemblies matched with the two shielding plates 3 are symmetrically mounted on the inner side wall of the cabinet body 1 respectively;

the subassembly is changeed in the area includes that the symmetry installs two rotating turret 4 on the internal side wall of cabinet 1, it has the pivot 5 to rotate to ann to insert between two rotating turret 4, the fixed sleeve 6 that has cup jointed in middle part of pivot 5, the lateral wall welding setting of sleeve 6 and shielding plate 3, 5 outer fixedly cup joints two driven helical gears 7 in the symmetry about sleeve 6 of pivot, install on the inside wall of the cabinet body 1 with two driven helical gear 7 assorted drive assembly, drive assembly includes two driving motor 8 of symmetry installation on the internal side wall of cabinet 1, driving motor 8 is servo motor, it has initiative helical gear 9 all to cup joint on two driving motor 8's the output shaft, two initiative helical gear 9 set up with two driven helical gear 7 meshing respectively.

The bottom of the cabinet body 1 is evenly fixed with a plurality of supports 12, and a plurality of supports 12 are all reinforced and connected through strengthening rib 13 between two liang, and all adopt welded mode to fix mutually between support 12 and the strengthening rib 13.

In the circulating ventilation type high-low voltage switch cabinet provided by the utility model, when the temperature in the cabinet body 1 is proper, the two shielding plates 3 are respectively shielded in the two through holes 2, and after the temperature in the cabinet body 1 is too high, the four driving motors 8 are started so as to realize the synchronous overturning action of the two shielding plates 3 in the two through holes 2;

the two through holes 2 can be communicated, then the two negative pressure fans 10 are started, air flow can be introduced from the two through holes 2 and then discharged from the two air flow channels 11, circulating ventilation and heat dissipation in the switch cabinet are achieved, accordingly, the temperature in the switch cabinet is reduced, damage to electrical equipment in the switch cabinet is avoided to the maximum extent, the failure rate of the electrical equipment is reduced, and the overhaul and maintenance cost is reduced.

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. The utility model provides a circulation ventilation formula high-low voltage switch cabinet, includes the cabinet body (1), its characterized in that, the front side of the cabinet body (1) articulates through the hinge has cabinet door (14), the front side of cabinet door (14) is fixed with door handle (15), the left and right sides of the cabinet body (1) leans on lower position department all to fix in proper order and inserts a plurality of air flow channel (11) that the in bank set up, just bilateral symmetry fixed mounting has two negative-pressure air fan (10) in the cabinet body (1).

2. A circulating ventilation type high-low voltage switch cabinet according to claim 1, wherein two through holes (2) are symmetrically formed in the inner side wall of the cabinet body (1) from top to bottom, two shielding plates (3) are movably inserted in the two through holes (2) respectively, and rotating components respectively matched with the two shielding plates (3) are symmetrically installed on the inner side wall of the cabinet body (1).

3. A circulating ventilation type high-low voltage switch cabinet according to claim 2, characterized in that the rotating assembly comprises two rotating frames (4) symmetrically installed on the inner side wall of the cabinet body (1), a rotating shaft (5) is rotatably inserted between the two rotating frames (4), a sleeve (6) is fixedly sleeved at the middle part of the rotating shaft (5), the sleeve (6) is welded with the side wall of the shielding plate (3), two driven bevel gears (7) are fixedly sleeved outside the rotating shaft (5) symmetrically with respect to the sleeve (6), and a driving assembly matched with the two driven bevel gears (7) is installed on the inner side wall of the cabinet body (1).

4. A circulating ventilation type high-low voltage switch cabinet according to claim 3, characterized in that the driving assembly comprises two driving motors (8) symmetrically installed on the inner side wall of the cabinet body (1), the output shafts of the two driving motors (8) are fixedly sleeved with driving bevel gears (9), and the two driving bevel gears (9) are respectively engaged with the two driven bevel gears (7).

5. A circulating ventilation type high-low voltage switch cabinet according to claim 4, characterized in that the driving motors (8) are all servo motors.

6. A circulating ventilation type high-low voltage switch cabinet according to claim 1, characterized in that a plurality of brackets (12) are uniformly fixed at the bottom of the cabinet body (1), every two brackets (12) are reinforced and connected through reinforcing ribs (13), and the brackets (12) and the reinforcing ribs (13) are fixed together in a welding manner.