Switch cabinet

Abstract

The utility model relates to the technical field of switch cabinets, in particular to a switch cabinet, which comprises a switch cabinet body, a heat dissipation mechanism is arranged on the switch cabinet body and used for heat dissipation, the heat dissipation mechanism comprises a main body assembly, the main body assembly comprises a circular plate fixed on the inner wall of one side of the switch cabinet body, a heat dissipation opening is formed in the center of the interior of the circular plate, and a dust reduction piece is installed in the main body assembly and used for dust reduction; the opening and closing assembly comprises first shaft seats fixed to the two sides of the inner wall of the circular plate, and first blades are rotationally installed between the first shaft seats on the two sides; when the internal temperature of the switch cabinet is high, the first shaft seat, the second shaft seat, the third shaft seat and the fourth shaft seat rotate to an inclined state, so that a heat dissipation opening is in an open state and can cooperate with a fan in the switch cabinet for ventilation and heat dissipation; when the internal temperature of the switch cabinet is low or the switch cabinet does not work, the first shaft seat, the second shaft seat, the third shaft seat and the fourth shaft seat rotate to a vertical state, so that the heat dissipation opening is in a closed state, and dust is prevented from entering.

Description

TECHNICAL FIELD

[0001] The utility model relates to a switch cabinet technical field, concretely is a switch cabinet. BACKGROUND

[0002] The switch cabinet is a kind of electrical equipment, its main function is in the process of power generation, transmission, distribution and electric energy conversion in power system, opening and closing, control and protection of electrical equipment.The components in switch cabinet mainly have circuit breaker, disconnecting switch, load switch, operating mechanism, mutual inductor and various protective devices etc.

[0003] According to the search, the publication number: CN215579668U discloses a kind of high-low voltage switch cabinet of stable heat dissipation, this technology discloses "a kind of high-low voltage switch cabinet of stable heat dissipation, including switch cabinet main body, wherein: the center of the back of switch cabinet main body is equipped with heat dissipation window, heat dissipation plate is installed on heat dissipation window, heat dissipation plate is equipped with staggered heat dissipation fin, the edge of heat dissipation window is uniformly equipped with multiple second heat dissipation holes, the bottom of switch cabinet main body is installed with the heat dissipation layer being located above motor, motor is connected with the fan being located in heat dissipation layer, the top of heat dissipation layer is installed with the groove being located above fan, corresponding shaft is installed in groove respectively, multiple guide plates are staggered on shaft" and other technical schemes, with "the heat inside is promptly dissipated through the heat dissipation hole and the heat dissipation window of the two side faces of switch cabinet, simultaneously utilize fan, shaft and guide plate to realize the flow of gas in switch cabinet, effectively reduce the internal temperature of switch cabinet, improve heat dissipation efficiency, prolong the service life of high-low voltage switch cabinet" and other technical effects;

[0004] The above scheme expels internal heat through heat dissipation hole and heat dissipation window, achieving heat dissipation effect;However, dust particles in external environment can flow with air, enter switch cabinet interior through heat dissipation hole and heat dissipation window, not only possibly hindering normal heat dissipation, but also possibly affecting internal electrical elements. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of prior art, the utility model provides a kind of switch cabinet, with when the temperature inside switch cabinet is high, first axle seat, second axle seat, third axle seat and fourth axle seat are rotated to inclined state, so that heat dissipation port is open state, can cooperate with the fan in switch cabinet interior and ventilate and dissipate heat;When the temperature inside switch cabinet is low or not working, first axle seat, second axle seat, third axle seat and fourth axle seat are rotated to vertical state, so that heat dissipation port is closed state, prevent the entry of dust.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: a kind of switch cabinet, including switch cabinet, the switch cabinet is provided with heat dissipation mechanism and is used to dissipate heat, heat dissipation mechanism includes:

[0007] The main body assembly comprises a circular plate fixed to the inner wall of one side of the switch cabinet, a heat dissipation opening is formed in the center of the circular plate, and a dust reduction element is arranged in the main body assembly and used for dust reduction.

[0008] The opening and closing assembly comprises first shaft seats fixed to the inner walls of the two sides of the circular plate, first blades rotatably arranged between the two first shaft seats, second shaft seats arranged on the upper and lower sides of the first shaft seats and fixed to the inner walls of the circular plate, second blades rotatably arranged between the two second shaft seats, third shaft seats arranged on the sides of the second shaft seats away from the first shaft seats and fixed to the inner walls of the circular plate, third blades rotatably arranged between the two third shaft seats, fourth shaft seats arranged on the sides of the third shaft seats away from the second shaft seats and fixed to the inner walls of the first shaft seats, fourth blades rotatably arranged between the two fourth shaft seats, and connecting rods fixed to the two ends of the first shaft seats, the second shaft seats, the third shaft seats and the fourth shaft seats.

[0009] Preferably, the main body assembly comprises a threaded head fixed to the center of the outer wall of the circular plate, the dust reduction element is arranged in the threaded head, a retaining ring is fixed to the inner wall of the threaded head and used for limiting the dust reduction element, and a threaded ring is threadedly arranged at the outer end of the threaded head and used for fixing the dust reduction element.

[0010] Preferably, the dust reduction element comprises a ring frame arranged in the threaded head, and a dustproof screen is fixed to the inner part of the ring frame.

[0011] Preferably, the main body assembly further comprises a plurality of mounting holes formed in the outer edge of the inner part of the circular plate, and a sealing ring is fixed to the outer edge of the outer wall of the circular plate.

[0012] Preferably, the control assembly comprises a shaft support fixed to one side of the inner wall of the circular plate, and an electric push rod is pivotally arranged on the shaft support and pivotally connected to the support at the output end.

[0013] Preferably, the connecting rods on the first shaft seats, the second shaft seats, the third shaft seats and the fourth shaft seats are parallel to each other, and the connecting rods on the same support are arranged at the same spacing.

[0014] Compared with the prior art, the switch cabinet has the following beneficial effects:

[0015] 1. The output end of the electric push rod drives the support to stretch and retract, the support drives the corresponding first shaft seat, the second shaft seat, the third shaft seat and the fourth shaft seat to rotate synchronously through the connecting rods; when the temperature inside the switch cabinet is high, the first shaft seat, the second shaft seat, the third shaft seat and the fourth shaft seat are rotated to an inclined state, so that the heat dissipation opening is in an open state, and the fan inside the switch cabinet can be used for ventilation and heat dissipation; when the temperature inside the switch cabinet is low or the switch cabinet is not working, the first shaft seat, the second shaft seat, the third shaft seat and the fourth shaft seat are rotated to a vertical state, so that the heat dissipation opening is in a closed state, and the entry of dust is prevented.

[0016] 2. After the dust-reducing component is installed into the threaded head, it is limited by the retaining ring. Then, the threaded ring is rotated and tightened, so that the dust-reducing component is fixed inside the threaded head with the cooperation of the retaining ring and the threaded ring. When the heat dissipation vent is open for ventilation and heat dissipation, the dust-reducing component can reduce the entry of dust. By rotating and unscrewing the threaded ring, the dust-reducing component in the threaded head can be taken out for cleaning or replacement. Attached Figure Description

[0017] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0018] Figure 2 This is a schematic diagram of the heat dissipation mechanism in this utility model;

[0019] Figure 3 This is an exploded view of the heat dissipation mechanism in this utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the blades when they are closed in this utility model;

[0021] Figure 5 This is a schematic diagram of the structure of the blades when they are open in this utility model.

[0022] In the diagram: 1. Switch cabinet; 2. Heat dissipation mechanism; 21. Main component; 211. Circular plate; 212. Heat dissipation vent; 213. Threaded head; 214. Threaded ring; 215. Mounting hole; 216. Sealing ring; 217. Dust reduction component; 2171. Ring frame; 2172. Dustproof net; 218. Retaining ring; 22. Opening and closing assembly; 221. First bearing seat; 222. First blade; 223. Second bearing seat; 224. Second blade; 225. Third bearing seat; 226. Third blade; 227. Fourth bearing seat; 228. Fourth blade; 229. Connecting rod; 2210. Bracket; 23. Control component; 231. Shaft frame; 232. Electric push rod. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figure 1 - Figure 5 This utility model provides a technical solution: a switch cabinet, including a switch cabinet 1, wherein a heat dissipation mechanism 2 is provided on the switch cabinet 1 for heat dissipation, and the heat dissipation mechanism 2 includes:

[0025] The main body assembly 21 comprises a circular plate 211 fixed to the inner wall of one side of the switch cabinet 1, a heat dissipation opening 212 is formed in the center of the circular plate 211, and a dust reduction element 217 is installed in the main body assembly 21 and used for dust reduction.

[0026] The opening and closing assembly 22 comprises first shaft seats 221 fixed to the inner walls of both sides of the circular plate 211, a first blade 222 is rotatably installed between the two first shaft seats 221, second shaft seats 223 are arranged on the upper and lower sides of the first shaft seat 221 and fixed to the inner wall of the circular plate 211, a second blade 224 is rotatably installed between the two second shaft seats 223, a third shaft seat 225 is arranged on the side of the second shaft seat 223 away from the first shaft seat 221 and fixed to the inner wall of the circular plate 211, a third blade 226 is rotatably installed between the two third shaft seats 225, a fourth shaft seat 227 is arranged on the side of the third shaft seat 225 away from the second shaft seat 223 and fixed to the inner wall of the first shaft seat 221, a fourth blade 228 is rotatably installed between the two fourth shaft seats 227, connecting rods 229 are fixed to the two ends of the first shaft seat 221, the second shaft seat 223, the third shaft seat 225 and the fourth shaft seat 227, supports 2210 are arranged on the two sides of the inner wall of the first shaft seat 221, and the ends of the connecting rods 229 are pivotally connected to the supports 2210, and the main body assembly 21 is provided with a control assembly 23 and used for controlling the opening and closing of the opening and closing assembly 22.

[0027] In this embodiment, the output end of the electric push rod 232 drives the supports 2210 to stretch and retract, and the supports 2210 drive the corresponding first shaft seat 221, second shaft seat 223, third shaft seat 225 and fourth shaft seat 227 to rotate synchronously through the connecting rods 229; when the temperature inside the switch cabinet 1 is high, the first shaft seat 221, the second shaft seat 223, the third shaft seat 225 and the fourth shaft seat 227 are rotated to an inclined state, so that the heat dissipation opening 212 is in an open state, and ventilation and heat dissipation can be performed in cooperation with the fan inside the switch cabinet 1; when the temperature inside the switch cabinet 1 is low or not working, the first shaft seat 221, the second shaft seat 223, the third shaft seat 225 and the fourth shaft seat 227 are rotated to a vertical state, so that the heat dissipation opening 212 is in a closed state, preventing dust from entering.

[0028] Specifically, the main body assembly 21 comprises a threaded head 213 fixed to the center of the outer wall of the circular plate 211, the dust reduction element 217 is installed in the threaded head 213, a retaining ring 218 is fixed to the inner wall of the threaded head 213 and used for limiting the dust reduction element 217, and a threaded ring 214 is threadedly installed at the outer end of the threaded head 213 and used for fixing the dust reduction element 217.

[0029] In the embodiment, when the dust reduction member 217 is installed into the threaded head 213 and is limited by the blocking ring 218, the threaded ring 214 is rotated and tightened, so that the dust reduction member 217 is fixed in the threaded head 213 under the cooperation of the blocking ring 218 and the threaded ring 214.

[0030] Specifically, the dust reduction member 217 comprises a ring frame 2171 installed in the threaded head 213, and a dustproof screen 2172 fixed in the ring frame 2171.

[0031] In the embodiment, the threaded ring 214 is rotated and unscrewed, so that the dust reduction member 217 in the threaded head 213 can be taken out for cleaning or replacement.

[0032] Specifically, the main body assembly 21 further comprises a plurality of mounting holes 215 opened in the outer edge of the circular plate 211, and a sealing ring 216 fixed on the outer edge of the outer wall of the circular plate 211.

[0033] In the embodiment, the circular plate 211 can be fixed on the switch cabinet 1 through the mounting holes 215 and bolts, and the sealing ring 216 can improve the sealing performance between the circular plate 211 and the switch cabinet 1 during installation.

[0034] Specifically, the control assembly 23 comprises a shaft frame 231 fixed on one side of the inner wall of the circular plate 211, an electric push rod 232 pivotally connected to the shaft frame 231, and the output end of the electric push rod 232 is pivotally connected to the support 2210.

[0035] In the embodiment, a temperature sensor can be installed in the switch cabinet 1, and when the temperature in the switch cabinet 1 is higher than a threshold value, the cooling mechanism 2 is controlled to be opened, and when the temperature is lower than the threshold value, the cooling mechanism 2 is controlled to be closed.

[0036] Specifically, the connecting rods 229 on the first shaft seat 221, the second shaft seat 223, the third shaft seat 225 and the fourth shaft seat 227 are parallel to each other, and the connecting rods 229 on the same support 2210 have the same spacing.

[0037] The working principle and use process of the utility model are as follows: first, the dust reduction member 217 is installed into the threaded head 213 and is limited by the blocking ring 218, then the threaded ring 214 is rotated and tightened, so that the dust reduction member 217 is fixed in the threaded head 213 under the cooperation of the blocking ring 218 and the threaded ring 214;

[0038] The output end of the electric push rod 232 extends and retracts the driving support 2210, the support 2210 drives the corresponding first shaft seat 221, second shaft seat 223, third shaft seat 225 and fourth shaft seat 227 to rotate synchronously through the connecting rod 229; when the temperature sensor senses that the internal temperature of the switch cabinet 1 is high, the first shaft seat 221, the second shaft seat 223, the third shaft seat 225 and the fourth shaft seat 227 are rotated to an inclined state, so that the heat dissipation port 212 is in an open state, and ventilation and heat dissipation can be performed in cooperation with the fan inside the switch cabinet 1; and, dust entering can be reduced through the dust reduction piece 217 during ventilation and heat dissipation;

[0039] When the temperature sensor senses that the internal temperature of the switch cabinet 1 is low or not working, the first shaft seat 221, the second shaft seat 223, the third shaft seat 225 and the fourth shaft seat 227 are rotated to a vertical state, so that the heat dissipation port 212 is in a closed state, preventing dust from entering.

[0040] It should be noted that in this paper, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the term "include" "contain" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0041] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. Switchgear cabinet comprising a switchgear cabinet (1), characterized in that: The switch cabinet (1) is provided with a heat dissipation mechanism (2) and is used for heat dissipation. The main assembly (21) comprises a circular plate (211) fixed to the inner wall of one side of the switch cabinet (1), a heat dissipation opening (212) is formed in the center of the circular plate (211), and a dust reduction element (217) is installed in the main assembly (21) and is used for dust reduction. The opening and closing assembly (22) comprises first shaft seats (221) fixed to the inner walls of both sides of the circular plate (211), first blades (222) rotatably installed between the two first shaft seats (221), second shaft seats (223) arranged on the upper and lower sides of the first shaft seats (221) and fixed to the inner walls of the circular plate (211), second blades (224) rotatably installed between the two second shaft seats (223), third shaft seats (225) arranged on the sides of the second shaft seats (223) away from the first shaft seats (221) and fixed to the inner walls of the circular plate (211), third blades (226) rotatably installed between the two third shaft seats (225), fourth shaft seats (227) arranged on the sides of the third shaft seats (225) away from the second shaft seats (223) and fixed to the inner walls of the first shaft seats (221), fourth blades (228) rotatably installed between the two fourth shaft seats (227), connecting rods (229) fixed to the two ends of the first shaft seats (221), second shaft seats (223), third shaft seats (225) and fourth shaft seats (227), supports (2210) arranged on the inner walls of the first shaft seats (221), and the ends of the connecting rods (229) are pivotally connected to the supports (2210).

2. Switchgear according to claim 1, characterized in that The main assembly (21) comprises a threaded head (213) fixed to the center of the outer wall of the circular plate (211), and the dust reduction element (217) is installed in the threaded head (213), a retaining ring (218) is fixed to the inner wall of the threaded head (213) and is used for limiting the dust reduction element (217), and a threaded ring (214) is threadedly installed at the outer end of the threaded head (213) and is used for fixing the dust reduction element (217).

3. Switchgear according to claim 2, characterized in that: The dust reduction element (217) comprises a ring frame (2171) installed in the threaded head (213), and a dustproof net (2172) is fixed to the inside of the ring frame (2171).

4. A switchgear cabinet according to claim 1, characterized in that: The main assembly (21) further comprises a plurality of mounting holes (215) formed in the outer edge of the inner part of the circular plate (211), and a sealing ring (216) is fixed to the outer edge of the outer wall of the circular plate (211).

5. A switchgear cabinet according to claim 1, characterized in that: The control assembly (23) comprises a shaft support (231) fixed to one side of the inner wall of the circular plate (211), and an electric push rod (232) is pivotally connected to the shaft support (231), and the output end of the electric push rod (232) is pivotally connected to the support (2210).

6. A switchgear cabinet according to claim 1, characterized in that: The connecting rods (229) on the first shaft seats (221), second shaft seats (223), third shaft seats (225) and fourth shaft seats (227) are parallel to each other, and the spacing between the connecting rods (229) on the same support (2210) is the same.

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