Low-voltage draw-out type switch cabinet convenient to overhaul

Abstract

The utility model is applicable to the technical field of switch cabinets, and provides a low-voltage draw-out type switch cabinet convenient to overhaul, which comprises a low-voltage draw-out type switch cabinet body, the low-voltage draw-out type switch cabinet body comprises a junction box drawer and a control cabinet, and one side of the low-voltage draw-out type switch cabinet body is provided with a heat dissipation port; the positioning frame is fixedly arranged on the outer wall of one side of the low-voltage draw-out type switch cabinet body, and the positioning frame is positioned on one side of the heat dissipation opening; and the heat dissipation net rack is arranged on the positioning frame, is positioned on one side of the heat dissipation opening, and is used for heat dissipation in the low-voltage draw-out type switch cabinet body. According to the scheme, the low-voltage draw-out type switch cabinet convenient to overhaul is convenient to overhaul, the heat dissipation net rack is convenient to disassemble and clean, the condition that the heat dissipation net rack is blocked is reduced, and the overall heat dissipation effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of switch cabinets, and particularly relates to a low-voltage draw-out switch cabinet convenient for maintenance. Background Art

[0002] A low-voltage draw-out switch cabinet is a device responsible for completing power control, protection, conversion, and distribution in a low-voltage power supply system. It mainly consists of a busbar, components (including isolating switches, circuit breakers, fuses, contactors, and thermal relays, etc.), meters, and a cabinet body.

[0003] However, some existing low-voltage draw-out switch cabinets convenient for maintenance still have certain deficiencies in the actual use process. Some low-voltage draw-out switch cabinets are provided with a heat dissipation grid frame, but the heat dissipation grid frame is often fixedly installed, which is not convenient for disassembly, cleaning, and maintenance work. When disassembly is required, workers often need to use tools to disassemble the screws, and the operation is relatively troublesome, resulting in inconvenient cleaning, easy dust accumulation on the heat dissipation plate, and reduced overall heat dissipation effect. After retrieval, the patent document with the authorization announcement number: CN214227483U discloses a low-voltage draw-out switch cabinet convenient for maintenance, which also has such problems in the actual use process. Summary of the Utility Model

[0004] The utility model provides a low-voltage draw-out switch cabinet convenient for maintenance, aiming to solve the problem that the heat dissipation grid frame of the low-voltage draw-out switch cabinet convenient for maintenance is not convenient for disassembly and cleaning proposed in the above background art.

[0005] To solve the above problems, the utility model is realized as follows. A low-voltage draw-out switch cabinet convenient for maintenance includes: a low-voltage draw-out switch cabinet body, the low-voltage draw-out switch cabinet body includes a junction box drawer and a control cabinet, and a heat dissipation port is arranged on one side of the low-voltage draw-out switch cabinet body; a positioning frame fixedly installed on the outer wall of one side of the low-voltage draw-out switch cabinet body, the positioning frame is located on one side of the heat dissipation port; a heat dissipation grid frame arranged on the positioning frame, the heat dissipation grid frame is located on one side of the heat dissipation port, and the heat dissipation grid frame is used for heat dissipation inside the low-voltage draw-out switch cabinet body; a heat dissipation fan assembled in the heat dissipation grid frame, the heat dissipation fan is used for heat dissipation inside the control cabinet; a disassembly mechanism assembled on the positioning frame and the heat dissipation grid frame, the disassembly mechanism is used for disassembling the heat dissipation grid frame; a dust removal mechanism installed on the low-voltage draw-out switch cabinet body, the dust removal mechanism is used for dust removal inside the control cabinet.

[0006] Preferably, the disassembly mechanism includes: an installation cavity formed in the positioning frame; a pull rod slidably disposed in the installation cavity; a clamping frame fixedly installed on the pull rod; a spring sleeved on the pull rod; a positioning groove formed in the heat dissipation grid frame, and the positioning groove is adapted to the clamping frame.

[0007] Preferably, a limiting mechanism for limiting the pull rod is provided on the positioning frame. The limiting mechanism includes: an operation frame fixedly installed on the top of the pull rod, and a clamping block fixedly installed on the operation frame; a limiting frame fixedly installed on the positioning frame, the limiting frame is used for limiting the operation frame, and a clamping groove is formed in the limiting frame, and the clamping groove is adapted to the clamping block.

[0008] Preferably, the dust removal mechanism includes: a placement box arranged on the top of the low-voltage draw-out switchgear body, a filter bag is arranged in the placement box, and the filter bag is used for collecting dust in the control cabinet; a collection fan fixedly installed in the placement box, and the air outlet end of the collection fan extends to the outside of the placement box; a collection pipe fixedly installed on the placement box; an elbow pipe assembled on the low-voltage draw-out switchgear body, and the elbow pipe is communicated with the collection pipe; a connecting pipe installed in the control cabinet, the connecting pipe is connected to the elbow pipe, and a plurality of collection ports are formed in the connecting pipe.

[0009] Preferably, a heat dissipation fan is fixedly installed on the top of the low-voltage draw-out switchgear body, and an installation pipe is arranged on the air outlet end of the heat dissipation fan, and the installation pipe is communicated with the elbow pipe.

[0010] Preferably, an installation shell is arranged on the air inlet end of the heat dissipation fan, a filter plate and a dehumidification plate are arranged in the installation shell, and control valves are arranged on both the installation pipe and the collection pipe.

[0011] Preferably, a first connecting member is fixedly installed in the heat dissipation grid frame, a second connecting member is fixedly installed on the heat dissipation fan, the first connecting member is adapted to the second connecting member, and a connecting bolt is arranged on the first connecting member, and the first connecting member and the second connecting member are adapted through the connecting bolt.

[0012] Compared with the related art, the low-voltage draw-out switchgear provided by the present utility model for convenient maintenance has the following beneficial effects:

[0013] Compared with the prior art, the low-voltage draw-out switchgear for convenient maintenance provided by this solution:

[0014] The corresponding electric energy control can be carried out through the body of the low-voltage draw-out switchgear. Through the wiring partition board and wiring holes, it is convenient to arrange the lines in an orderly manner, which is convenient for subsequent fault maintenance. Through the disassembly mechanism, the heat dissipation grid and heat dissipation fan can be quickly disassembled and cleaned, avoiding the blockage of the heat dissipation grid, improving the overall heat dissipation effect of the low-voltage draw-out switchgear body, being convenient and simple to disassemble and clean. Through the dust removal mechanism, the control cabinet can be dusted, reducing the accumulation of dust in the control cabinet, reducing the corrosion of electrical components in the control cabinet caused by dust, and thus improving the overall use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 Fig. is the front view structural schematic diagram of a low-voltage draw-out switchgear convenient for maintenance provided by the present utility model;

[0016] Figure 2 Fig. is the front view sectional structural schematic diagram of the present utility model;

[0017] Figure 3 Fig. is the partial side view sectional structural schematic diagram of the low-voltage draw-out switchgear body, positioning frame, heat dissipation frame and disassembly mechanism in the present utility model;

[0018] Figure 4 is Figure 2 the enlarged structural schematic diagram of part A shown in Fig.

[0019] Figure 5 is Figure 2 the enlarged structural schematic diagram of part B shown in Fig.

[0020] Figure 6 Fig. is the three-dimensional structural schematic diagram of the clamping frame in the present utility model.

[0021] Reference numerals: 1, low-voltage draw-out switchgear body; 2, junction box drawer; 3, control cabinet; 4, positioning frame; 5, heat dissipation grid; 6, heat dissipation fan; 7, installation cavity; 8, pull rod; 9, clamping frame; 10, spring; 11, positioning groove; 12, operating frame; 13, limiting frame; 14, placement box; 15, filter bag; 16, collecting fan; 17, collecting pipe; 18, elbow; 19, connecting pipe; 20, heat dissipation fan; 21, installation pipe; 22, first connecting piece; 23, second connecting piece; 24, connecting bolt. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which this application belongs; the terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "comprising" and "having" and any variations thereof in the specification and claims of this application and the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the specification and claims of this application or the above drawings are used to distinguish different objects and not to describe a specific order; the orientation or positional relationship indicated by the terms "inside", "outside", "left", "right" is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing this utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation on this utility model.

[0023] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in connection with the embodiments can be included in at least one embodiment of this application. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive of other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0024] An embodiment of the utility model provides a low-voltage draw-out switchgear cabinet convenient for maintenance, as Figures 1-6 shown. The low-voltage draw-out switchgear cabinet convenient for maintenance includes: a low-voltage draw-out switchgear cabinet body 1, the low-voltage draw-out switchgear cabinet body 1 includes a junction box drawer 2 and a control cabinet 3, and a heat dissipation port is arranged on one side of the low-voltage draw-out switchgear cabinet body 1; a positioning frame 4 fixedly installed on the outer wall of one side of the low-voltage draw-out switchgear cabinet body 1, the positioning frame 4 is located on one side of the heat dissipation port; a heat dissipation grid frame 5 arranged on the positioning frame 4, the heat dissipation grid frame 5 is located on one side of the heat dissipation port, and the heat dissipation grid frame 5 is used for heat dissipation inside the low-voltage draw-out switchgear cabinet body 1; a heat dissipation fan 6 assembled in the heat dissipation grid frame 5, the heat dissipation fan 6 is used for heat dissipation inside the control cabinet 3; a disassembly mechanism assembled on the positioning frame 4 and the heat dissipation grid frame 5, the disassembly mechanism is used for disassembling the heat dissipation grid frame 5; a dust removal mechanism installed on the low-voltage draw-out switchgear cabinet body 1, the dust removal mechanism is used for dust removal inside the control cabinet 3.

[0025] In this embodiment, the corresponding power control can be performed through the low-voltage draw-out switchgear body 1. A wiring partition board and wiring holes are provided on the low-voltage draw-out switchgear body 1, which facilitates the orderly arrangement of lines, and thus facilitates the subsequent fault repair. The heat dissipation fan 6 can dissipate heat inside the low-voltage draw-out switchgear body 1. When the heat dissipation grid 5 needs to be disassembled and cleaned after long-term use, the disassembly mechanism is operated to release the fixation of the heat dissipation grid 5, so that the heat dissipation grid 5 and the heat dissipation fan 6 can be quickly disassembled and cleaned, avoiding the blockage of the heat dissipation grid 5, improving the heat dissipation effect inside the control cabinet 3, and being convenient and simple to disassemble and easy to clean.

[0026] Meanwhile, during the long-term use of the low-voltage draw-out switchgear body 1, a controller is provided on the low-voltage draw-out switchgear body 1. The controller will regularly start the dust removal mechanism, thereby dusting inside the control cabinet 3, reducing the accumulation of dust inside the control cabinet 3, and reducing the corrosion of electrical components inside the control cabinet 3 caused by dust, thereby improving the overall use effect.

[0027] In a further preferred embodiment of the present invention, the disassembly mechanism includes: an installation cavity 7 opened on the positioning frame 4; a pull rod 8 slidably arranged in the installation cavity 7; a clamping frame 9 fixedly installed on the pull rod 8; a spring 10 sleeved on the pull rod 8; a positioning groove 11 opened on the heat dissipation grid 5, and the positioning groove 11 is adapted to the clamping frame 9.

[0028] In this embodiment, when using the disassembly mechanism, the pull rod 8 is pulled to drive the clamping frame 9 to compress and move the spring 10, so that the clamping frame 9 is separated from the positioning groove 11, and the heat dissipation grid 5 can be disassembled for cleaning operation, avoiding the blockage of the heat dissipation grid 5, improving the heat dissipation effect inside the control cabinet 3, and being convenient and simple to disassemble and easy to clean.

[0029] In a further preferred embodiment of the present invention, a limiting mechanism for limiting the pull rod 8 is provided on the positioning frame 4. The limiting mechanism includes: an operation frame 12 fixedly installed on the top of the pull rod 8, and a clamping block is fixedly installed on the operation frame 12; a limiting frame 13 fixedly installed on the positioning frame 4, the limiting frame 13 is used to limit the operation frame 12, and a clamping groove is opened on the limiting frame 13, and the clamping groove is adapted to the clamping block.

[0030] In this embodiment, after separating the card holder 9 from the positioning groove 11, rotate the pull rod 8 to drive the card holder 9 to rotate. Both the installation cavity 7 and the card holder 9 are circularly arranged, and the card holder 9 is slidably and rotatably connected to the installation cavity 7. Thus, the operating frame 12 is rotated above the limiting frame 13, and then the operating frame 12 is released. The spring 10 resets, so that the clamping block on the operating frame 12 is connected to the clamping groove on the limiting frame 13, thereby limiting the pull rod 8. At the same time, the card holder 9 is retracted into the installation cavity 7, which is convenient for subsequent connection and installation of the heat dissipation grid 5 and the positioning frame 4.

[0031] In a further preferred embodiment of the present utility model, the dust removal mechanism includes: a placement box 14 provided on the top of the low-voltage draw-out switchgear body 1, a filter bag 15 is arranged in the placement box 14, and the filter bag 15 is used for collecting dust in the control cabinet 3; a collection fan 16 fixedly installed in the placement box 14, and the air outlet end of the collection fan 16 extends to the outside of the placement box 14; a collection pipe 17 fixedly installed on the placement box 14; an elbow pipe 18 assembled on the low-voltage draw-out switchgear body 1, and the elbow pipe 18 is communicated with the collection pipe 17; a connecting pipe 19 installed in the control cabinet 3, and the connecting pipe 19 is connected to the elbow pipe 18, and a plurality of collection ports are provided on the connecting pipe 19.

[0032] In this embodiment, when using the dust removal mechanism, the controller starts the collection fan 16 and the control valve on the collection pipe 17. A negative pressure is formed in the connecting pipe 19, and some dust in the control cabinet 3 enters the filter bag 15 through the connecting pipe 19. Thus, some dust in the control cabinet 3 can be collected, reducing the accumulation of dust in the control cabinet 3 and reducing the corrosion of electrical components in the control cabinet 3 caused by dust, thereby improving the overall use effect.

[0033] In a further preferred embodiment of the present utility model, a heat dissipation fan 20 is fixedly installed on the top of the low-voltage draw-out switchgear body 1, and an installation pipe 21 is arranged on the air outlet end of the heat dissipation fan 20, and the installation pipe 21 is communicated with the elbow pipe 18.

[0034] In this embodiment, a temperature sensor is arranged in the control cabinet 3. When the temperature sensor monitors that the temperature in the control cabinet 3 is too high, the temperature sensor sends a signal to the controller. The controller receives and identifies the signal, and then the controller starts the heat dissipation fan 20 and the control valve on the installation pipe 21, thereby accelerating the air circulation in the control cabinet 3 and improving the overall heat dissipation effect of the low-voltage draw-out switchgear body 1.

[0035] In a further preferred embodiment of the present utility model, an installation shell is arranged on the air inlet end of the heat dissipation fan 20, a filter plate and a dehumidification plate are arranged in the installation shell, and control valves are arranged on both the installation pipe 21 and the collection pipe 17.

[0036] In this embodiment, the filter plate and the dehumidification plate can filter the moisture and dust in the air used by the cooling fan 20, and the control valve facilitates the control operation.

[0037] In a further preferred embodiment of the present utility model, a first connecting member 22 is fixedly installed in the heat dissipation grid frame 5, a second connecting member 23 is fixedly installed on the heat dissipation fan 6, the first connecting member 22 and the second connecting member 23 are adapted to each other, a connecting bolt 24 is provided on the first connecting member 22, and the first connecting member 22 and the second connecting member 23 are adapted to each other through the connecting bolt 24.

[0038] In this embodiment, the heat dissipation fan 6 can be conveniently disassembled and cleaned through the first connecting member 22, the second connecting member 23 and the connecting bolt 24.

[0039] To sum up, compared with the related art, through the low-voltage draw-out switchgear body 1, corresponding electric energy control can be carried out. Through the wiring partition plate and the wiring holes, it is convenient to arrange the lines in an orderly manner, which is convenient for subsequent fault inspection. Through the disassembly mechanism, the heat dissipation grid frame 5 and the heat dissipation fan 6 can be quickly disassembled and cleaned, avoiding the blockage of the heat dissipation grid frame 5, improving the overall heat dissipation effect of the low-voltage draw-out switchgear body 1. The disassembly is convenient and simple, facilitating cleaning. Through the dust removal mechanism, dust in the control cabinet 3 can be removed, reducing the accumulation of dust in the control cabinet 3 and reducing the corrosion of electrical components in the control cabinet 3 caused by dust, thereby improving the overall use effect.

[0040] In several embodiments provided by the present application, it should be understood that the disclosed device can be implemented in other ways.

[0041] The above embodiments are only used to illustrate the technical solutions of the present utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on these embodiments, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model. Although the present utility model has been described in detail with reference to the above embodiments, those of ordinary skill in the art can still, without conflict, make combinations, additions, deletions or other adjustments to the features in the embodiments of the present utility model according to the situation without creative efforts, so as to obtain different technical solutions that essentially do not deviate from the concept of the present utility model. These technical solutions also belong to the scope of protection of the present utility model.

Claims

1. A low-voltage withdrawable switch cabinet that is easy to maintain, characterized in that: include: A low-voltage withdrawable switch cabinet body, the low-voltage withdrawable switch cabinet body comprising a junction box drawer and a control cabinet, and a heat dissipation port is provided on one side of the low-voltage withdrawable switch cabinet body; A positioning frame fixedly mounted on an outer wall of one side of the low-voltage withdrawable switch cabinet body, the positioning frame being located on one side of the heat dissipation port; A heat dissipation grid frame arranged on the positioning frame, the heat dissipation grid frame is located on one side of the heat dissipation port, and the heat dissipation grid frame is used for heat dissipation in the body of the low-voltage withdrawable switch cabinet; A cooling fan installed in the cooling grid, the cooling fan is used to dissipate heat in the control cabinet; A disassembly mechanism mounted on the positioning frame and the heat dissipation grid, the disassembly mechanism being used to disassemble the heat dissipation grid; A dust removal mechanism is installed on the low-voltage withdrawable switch cabinet body, and the dust removal mechanism is used to remove dust from the control cabinet.

2. The low-voltage withdrawable switch cabinet for easy maintenance as claimed in claim 1, characterized in that: The disassembly mechanism comprises: A mounting cavity is provided on the positioning frame; A pull rod slidably disposed in the installation cavity; A card frame fixedly mounted on the pull rod; A spring sleeved on the pull rod; A positioning groove is provided on the heat dissipation grid, and the positioning groove is matched with the card frame.

3. The low-voltage withdrawable switch cabinet for easy maintenance as claimed in claim 2, characterized in that: The positioning frame is provided with a limiting mechanism for limiting the pull rod, and the limiting mechanism includes: An operating frame fixedly mounted on the top of the pull rod, with a clamping block fixedly mounted on the operating frame; A limiting frame is fixedly mounted on the positioning frame, and the limiting frame is used to limit the operating frame. A card slot is provided on the limiting frame, and the card slot is matched with the card block.

4. The low-voltage withdrawable switch cabinet for easy maintenance as claimed in claim 1, characterized in that: The dust removal mechanism comprises: A placement box is arranged on the top of the low-voltage withdrawable switch cabinet body, wherein a filter bag is arranged in the placement box, and the filter bag is used to collect dust in the control cabinet; A collecting fan fixedly installed in the placement box, wherein the air outlet end of the collecting fan extends to the outside of the placement box; A collecting pipe fixedly mounted on the placement box; An elbow pipe mounted on the low-voltage withdrawable switch cabinet body, the elbow pipe being connected to the collecting pipe; A connecting pipe is installed in the control cabinet, the connecting pipe is connected to the elbow, and a plurality of collecting ports are provided on the connecting pipe.

5. The low-voltage withdrawable switch cabinet for easy maintenance as claimed in claim 4, characterized in that: A heat dissipation fan is fixedly installed on the top of the low-voltage withdrawable switch cabinet body, and a mounting pipe is arranged on the air outlet end of the heat dissipation fan, and the mounting pipe is connected to the bent pipe.

6. The low-voltage withdrawable switch cabinet for easy maintenance as claimed in claim 5, characterized in that: A mounting shell is arranged on the air inlet end of the heat dissipation fan, a filter plate and a dehumidification plate are arranged in the mounting shell, and control valves are arranged on the mounting pipe and the collecting pipe.

7. The low-voltage withdrawable switch cabinet for easy maintenance as claimed in claim 1, characterized in that: A first connecting member is fixedly installed in the heat dissipation grid, a second connecting member is fixedly installed on the heat dissipation fan, the first connecting member and the second connecting member are adapted to each other, a connecting bolt is provided on the first connecting member, and the first connecting member and the second connecting member are adapted to each other through the connecting bolt.

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