Power distribution cabinet with ventilation mechanism

Abstract

The utility model discloses a power distribution cabinet with a ventilation mechanism, which comprises a main body unit and a mounting mechanism, the main body unit comprises a cabinet body, two exhaust fans are symmetrically and fixedly mounted on two sides of the cabinet body, an upper cover plate is arranged at the upper end of the cabinet body, an air inlet is fixedly mounted at the upper end of the cabinet body, and a ventilation hole is formed in the upper end of the cabinet body. A mounting groove is formed in the side wall of the air inlet, a dustproof net plate is arranged in the mounting groove in a sliding mode, two fixing blocks are fixedly installed at the upper end of the dustproof net plate, and clamping grooves are formed in the opposite sides of the two fixing blocks. A bidirectional lead screw, a lead screw sleeve and a vertical plate are arranged to drive a transverse rod to move, the transverse rod drives a sliding plate to move relatively, a clamping block is separated from a clamping groove, and a dustproof net plate can be pulled out by pulling a handle rightwards, so that the dustproof net plate is convenient to disassemble and replace, and a worker can carry out maintenance work more conveniently.

Description

TECHNICAL FIELD

[0001] The utility model relates to a power distribution cabinet technical field especially, it relates to a power distribution cabinet with ventilation mechanism. BACKGROUND

[0002] Power distribution cabinet divides into power distribution cabinet and lighting power distribution cabinet, measurement cabinet, is power distribution system's last stage equipment, also be the electric motor control center's general term, power distribution cabinet usually uses in load is more dispersed, return circuit is less occasion, its mainly the electric energy of one circuit of last stage power distribution equipment is distributed to the load of nearby, and the power distribution cabinet is usually used in the load is more dispersed, return circuit is less occasion, its mainly the electric energy of one circuit of last stage power distribution equipment is distributed to the load of nearby.

[0003] The electric element in the power distribution cabinet releases a large amount of heat energy when working, so a heat dissipation hole is usually designed to promote heat dissipation. However, these heat dissipation mesh holes also become a channel for dust to enter the interior of the power distribution cabinet, which may interfere with the normal operation of the electric element. At present, the power distribution cabinet installs dust prevention at the heat dissipation hole to deal with the dust problem, but this design often fixes the dust prevention net and the main body of the power distribution cabinet as a whole, making the replacement of the dust prevention net complex and inconvenient, and bringing additional challenges to maintenance work.

[0004] Therefore, a power distribution cabinet with a ventilation mechanism is needed to solve the above problems. SUMMARY

[0005] This section aims to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the utility model name to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name. Such simplifications or omissions cannot be used to limit the scope of the utility model.

[0006] In view of the above problems of the power distribution cabinet with ventilation mechanism, the utility model is proposed.

[0007] Therefore, the utility model aims to provide a power distribution cabinet with ventilation mechanism, which is used to solve the problems such as "the power distribution cabinet installs dust prevention at the heat dissipation hole to deal with the dust problem, but this design often fixes the dust prevention net and the main body of the power distribution cabinet as a whole, making the replacement of the dust prevention net complex and inconvenient, and bringing additional challenges to maintenance work".

[0008] To solve the above technical problems, the utility model provides the following technical scheme: a power distribution cabinet with ventilation mechanism, comprising:

[0009] The main unit comprises a cabinet body, two air exhausters are symmetrically and fixedly installed on two sides of the cabinet body, an upper cover plate is arranged at the upper end of the cabinet body, an air inlet is fixedly installed at the upper end of the cabinet body, a mounting groove is formed in the side wall of the air inlet, a dustproof screen plate is slidably arranged in the mounting groove, two fixing blocks are fixedly installed at the upper end of the dustproof screen plate, and a clamping groove is formed in the opposite side of each fixing block.

[0010] The mounting mechanism comprises a straight cylinder, the straight cylinder is fixedly connected to the side wall of the air inlet, a worm is rotatably connected to the inner wall of the straight cylinder, a worm wheel is meshingly connected to the worm, a bidirectional screw rod is fixedly inserted into the center of the worm wheel, two screw rod sleeves are meshingly connected to the bidirectional screw rod, vertical plates are fixedly connected to the two ends of each screw rod sleeve, cross bars are fixedly connected to the opposite sides of each vertical plate, a sliding plate is fixedly connected to the opposite ends of each two cross bars, clamping blocks are fixedly connected to the opposite sides of each sliding plate, and the opposite ends of each clamping block abut against the clamping groove.

[0011] As a preferred scheme of the power distribution cabinet with the ventilation mechanism, two limiting plates are fixedly connected to the inner wall of the straight cylinder, the two ends of the bidirectional screw rod are rotatably connected to the side wall of the limiting plate, and one end of each of the plurality of cross bars penetrates through the limiting plate and is slidably connected to the inner wall of the limiting plate.

[0012] As a preferred scheme of the power distribution cabinet with the ventilation mechanism, one end of the worm penetrates through the side wall of the straight cylinder and is fixedly connected with a knob, and the worm is rotatably connected to the inner wall of the straight cylinder.

[0013] As a preferred scheme of the power distribution cabinet with the ventilation mechanism, one end of the dustproof screen plate is fixedly connected with a handle, and the opposite ends of the two clamping blocks penetrate through the side wall of the straight cylinder and are slidably connected to the inner wall of the straight cylinder.

[0014] As a preferred scheme of the power distribution cabinet with the ventilation mechanism, the input ends of the two air exhausters are in communication with the inside of the cabinet body, and dust removal nets are fixedly installed at the output ports of the two air exhausters.

[0015] As a preferred scheme of the power distribution cabinet with the ventilation mechanism, the lower end of the upper cover plate is fixedly connected with a plurality of supporting rods, and the lower end of each supporting rod is fixedly connected to the upper end of the cabinet body.

[0016] The power distribution cabinet with the ventilation mechanism has the following beneficial effects:

[0017] The knob drives the worm to rotate, the worm and the worm wheel drive the bidirectional screw rod to rotate, the bidirectional screw rod, the screw rod sleeve and the vertical plate drive the horizontal rod to move, the horizontal rod drives the sliding plate to relatively move, and the clamping block is separated from the clamping groove, and the handle is pulled to the right, so that the dust screen plate can be pulled out, thereby facilitating disassembly and replacement of the dust screen plate and more convenient maintenance work of the staff. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor. Among them:

[0019] Figure 1 It is a front view structural schematic diagram of the power distribution cabinet with the ventilation mechanism of the present application.

[0020] Figure 2 It is a bottom view structural schematic diagram of the power distribution cabinet with the ventilation mechanism of the present application.

[0021] Figure 3 It is a top view structural schematic diagram of the power distribution cabinet with the ventilation mechanism of the present application.

[0022] Figure 4 It is a structural schematic diagram of the mounting mechanism in the power distribution cabinet with the ventilation mechanism of the present application.

[0023] Figure 5 It is a structural schematic diagram of the dust screen plate in the power distribution cabinet with the ventilation mechanism of the present application.

[0024] BRIEF DESCRIPTION OF DRAWINGS: 100, main unit; 101, cabinet body; 102, upper cover plate; 103, support rod; 104, exhaust fan; 105, dust removal net; 106, air inlet; 107, dust screen plate; 1071, handle; 108, fixed block; 200, mounting mechanism; 201, straight cylinder; 202, worm; 203, worm wheel; 204, bidirectional screw rod; 205, screw rod sleeve; 206, vertical plate; 207, horizontal rod; 208, sliding plate; 209, clamping block; 210, limiting plate. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purpose, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings of the specification.

[0026] Many specific details are set forth in the following description in order to provide a thorough understanding of the present application. However, the present application can be practiced according to other embodiments that can not be described in detail herein, and the skilled in the art will appreciate that the present application can be practiced in a variety of ways, all of which are intended to be encompassed by the present application.

[0027] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. "In one embodiment" appearing in different places in the specification does not mean the same embodiment, nor is it an embodiment that is independent or alternative to other embodiments.

[0028] Thirdly, the present application is described in detail in conjunction with the schematic diagram. In the detailed description of the embodiments of the present application, the cross-sectional view of the device structure is partially enlarged without the general proportion for the convenience of description, and the schematic diagram is only an example, which should not limit the scope of protection of the present application. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.

[0029] Referring to Figure 1 - Figure 5 For one embodiment of the present application, a power distribution cabinet with a ventilation mechanism is provided, which comprises:

[0030] The main unit 100 comprises a cabinet body 101, two air extractors 104 are symmetrically and fixedly installed on the two sides of the cabinet body 101, an upper cover plate 102 is arranged at the upper end of the cabinet body 101, an air inlet 106 is fixedly installed at the upper end of the cabinet body 101, a mounting groove is formed in the side wall of the air inlet 106, a dust screen plate 107 is slidably arranged in the mounting groove, two fixed blocks 108 are fixedly installed at the upper end of the dust screen plate 107, and a clamping groove is formed in the opposite side of each fixed block 108;

[0031] The mounting mechanism 200 comprises a straight cylinder 201, the straight cylinder 201 is fixedly connected to the side wall of the air inlet 106, a worm 202 is rotatably connected to the inner wall of the straight cylinder 201, a worm wheel 203 is meshingly connected to the worm 202, a bidirectional screw rod 204 is fixedly inserted at the center of the worm wheel 203, two screw rod sleeves 205 are meshingly connected to the bidirectional screw rod 204, a vertical plate 206 is fixedly connected to the two ends of each screw rod sleeve 205, a horizontal rod 207 is fixedly connected to the opposite side of each vertical plate 206, a sliding plate 208 is fixedly connected to the opposite ends of every two horizontal rods 207, a clamping block 209 is fixedly connected to the opposite side of each sliding plate 208, and the opposite end of each clamping block 209 abuts against the clamping groove;

[0032] The knob drives the worm 202 to rotate, the worm 202 and the worm gear 203 drive the bidirectional screw rod 204 to rotate, the bidirectional screw rod 204, the screw rod sleeve 205 and the vertical plate 206 are arranged to drive the horizontal rod 207 to move, the horizontal rod 207 drives the sliding plate 208 to relatively move, and the clamping block 209 is separated from the clamping groove, and the handle 1071 is pulled to the right, so that the dust screen plate 107 can be pulled out, thereby facilitating disassembly and replacement of the dust screen plate 107, and more conveniently facilitating the maintenance work of the staff.

[0033] Wherein, the inner wall of the straight cylinder 201 is fixedly connected with two limiting plates 210, the two ends of the bidirectional screw rod 204 are rotatably connected to the side walls of the limiting plates 210, and the one ends of the plurality of horizontal rods 207 penetrate through the limiting plates 210 and are slidably connected to the inner walls of the limiting plates 210, and the limiting plates 210 support the bidirectional screw rod 204.

[0034] Wherein, one end of the worm 202 penetrates through the side wall of the straight cylinder 201 and is fixedly connected with a knob, the worm 202 is rotatably connected to the inner wall of the straight cylinder 201, and the worm 202 and the worm gear 203 have a reverse self-locking function.

[0035] Wherein, the dust screen plate 107 is fixedly installed with a handle 1071 at one end, and the opposite ends of the two clamping blocks 209 penetrate through the side wall of the straight cylinder 201 and are slidably connected to the inner wall of the straight cylinder 201, and the handle 1071 moves the dust screen plate 107.

[0036] Wherein, the input ends of the two exhaust fans 104 are in communication with the inside of the cabinet body 101, and the output ports of the two exhaust fans 104 are fixedly installed with dust removal nets 105, and the dust removal nets 105 play a dustproof role.

[0037] Wherein, the lower end of the upper cover plate 102 is fixedly connected with a plurality of supporting rods 103, and the lower end of each supporting rod 103 is fixedly connected to the upper end of the cabinet body 101, and the supporting rods 103 support the upper cover plate 102.

[0038] Working principle: the hot air inside the cabinet 101 is extracted by the air extractor 104, the cold air enters through the air inlet 106, and the dust screen plate 107 plays a role in filtering dust; further, rotate the knob, drive the worm 202 to rotate through the knob, drive the worm wheel 203 to rotate through the worm 202, drive the bidirectional screw rod 204 to rotate through the worm wheel 203, drive the screw rod sleeve 205 to move relatively through the bidirectional screw rod 204, drive the horizontal rod 207 to move through the screw rod sleeve 205 and the vertical plate 206, drive the sliding plate 208 to move relatively through the horizontal rod 207, and make the clamping block 209 separate from the clamping groove, pull the handle 1071 to the right to extract the dust screen plate 107, so as to facilitate disassembly and replacement of the dust screen plate 107, and more conveniently maintain the staff, wherein the contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0039] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limited. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, which should be covered in the scope of the claims of the present application.

Claims

1. A power distribution cabinet having a ventilation mechanism, characterized by, Include: The main unit (100) includes the cabinet body (101), two suction fans (104) are symmetrically and fixedly installed on both sides of the cabinet body (101), the upper end of the cabinet body (101) is provided with an upper cover plate (102), the upper end of the cabinet body (101) is fixedly installed with an air inlet (106), the sidewall of the air inlet (106) is provided with a mounting groove, the dust screen plate (107) is slidably arranged in the mounting groove, the upper end of the dust screen plate (107) is fixedly installed with two fixed blocks (108), and the opposite sides of the two fixed blocks (108) are provided with clamping grooves; The mounting mechanism (200) includes a straight cylinder (201), the straight cylinder (201) is fixedly connected to the sidewall of the air inlet (106), the inner wall of the straight cylinder (201) is rotatably connected with a worm (202), the worm (202) is meshed with a worm wheel (203), the center of the worm wheel (203) is fixedly inserted with a bidirectional screw rod (204), the bidirectional screw rod (204) is meshed with two screw rod sleeves (205), the two ends of each screw rod sleeve (205) are fixedly connected with a vertical plate (206), the opposite sides of each vertical plate (206) are fixedly connected with a horizontal rod (207), the opposite ends of each two horizontal rods (207) are fixedly connected with a sliding plate (208), the opposite sides of each sliding plate (208) are fixedly connected with a clamping block (209), and the opposite ends of each clamping block (209) are located in the clamping groove.

2. The switchgear cabinet with ventilation mechanism according to claim 1, characterized in that: The inner wall of the straight cylinder (201) is fixedly connected with two limiting plates (210), the two ends of the bidirectional screw rod (204) are rotatably connected to the sidewall of the limiting plate (210), and one end of the plurality of horizontal rods (207) penetrates the limiting plate (210) and is slidably connected in the inner wall of the limiting plate (210).

3. The switchgear cabinet with ventilation mechanism according to claim 1, characterized in that: One end of the worm (202) penetrates the sidewall of the straight cylinder (201) and is fixedly connected with a knob, and the worm (202) is rotatably connected in the inner wall of the straight cylinder (201).

4. The switchgear cabinet with ventilation mechanism according to claim 1, characterized in that: One end of the dust screen plate (107) is fixedly installed with a handle (1071), and the opposite ends of the two clamping blocks (209) penetrate the sidewall of the straight cylinder (201) and are slidably connected in the inner wall of the straight cylinder (201).

5. The switchgear cabinet with ventilation mechanism according to claim 1, characterized in that: The input ends of the two suction fans (104) are in communication with the inside of the cabinet body (101), and the output ports of the two suction fans (104) are fixedly installed with dust removal nets (105).

6. The switchgear cabinet with ventilation mechanism according to claim 1, characterized in that: The lower end of the upper cover plate (102) is fixedly connected with a plurality of supporting rods (103), and the lower end of each supporting rod (103) is fixedly connected to the upper end of the cabinet body (101).

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