Drawing-out type low-voltage switch cabinet

Abstract

The utility model relates to the technical field of low-voltage switch cabinets, in particular to a draw-out type low-voltage switch cabinet which comprises a cabinet body, an installation opening is formed in the outer wall of the bottom of the cabinet body, a filtering mechanism is arranged on the inner wall of the installation opening, the filtering mechanism comprises a filtering sleeve, and the filtering sleeve is fixedly connected to the inner wall of the installation opening. A plurality of arc-shaped openings distributed at equal intervals are formed in the outer wall of the filter sleeve, filter screens are fixedly connected to the inner walls of the arc-shaped openings, a fixed seat is fixedly connected to the inner wall of the bottom of the filter sleeve, and circular grooves are formed in the outer walls of the four sides of the fixed seat. The cabinet overcomes the defects in the prior art, the filtering mechanism is arranged at the bottom of the cabinet body, the filtering net is arranged on the filtering sleeve in the filtering mechanism, air entering the cabinet body can be conveniently filtered, impurities in the air are prevented from entering the cabinet body, the vibration assembly is arranged in the fixing base, and the vibration effect is good. And by arranging the vibration assembly, impurities attached to the filter screen can be conveniently vibrated off, and then the situation that the filter screen is blocked is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of low-voltage switch cabinets, in particular to a drawable low-voltage switch cabinet. Background Art

[0002] Low-voltage withdrawable switchgear is widely used in power plants, substations, factories, mines and other enterprises. The common low-voltage withdrawable switchgear is a closed shell made of steel plates. The electrical components of the incoming and outgoing line circuits are installed in withdrawable drawers, forming a functional unit that can complete a certain type of power supply task, with high reliability, safety and interchangeability.

[0003] After searching, the Chinese patent announcement number CN219918150U discloses a low-voltage withdrawable switch cabinet with heat dissipation function, including a switch cabinet body, a plurality of inner shells evenly distributed and movably connected in the switch cabinet body, a fixed plate fixedly connected to the inner side wall of the inner shell, a plurality of through holes evenly distributed on the side wall of the fixed plate, a side plate fixedly connected to the front side wall of the inner shell, a fixed pipe fixedly connected to the center of the rear side wall of the inner shell, a fixed shell fixedly connected to the rear side wall of the switch cabinet body, a fan fixedly connected to the top surface of the fixed shell, the fan is fixedly connected to the top surface of the switch cabinet body, a plurality of circular holes evenly distributed on the rear side wall of the switch cabinet body located in the inner cavity of the fixed shell, the fixed pipes respectively penetrate the circular holes, and two baffles are symmetrically and movably connected at the circular holes.

[0004] The low-voltage withdrawable switch cabinet with heat dissipation function in the above-mentioned patent has the following shortcomings: the above-mentioned patent uses air cooling to dissipate heat. The air cooling heat dissipation structure will easily cause a large amount of dust and impurities to accumulate in the cabinet during the heat dissipation process. These impurities will cause the heat dissipation efficiency of the electrical components in the cabinet to decrease, thereby causing the electrical components to reach high temperatures. Utility Model Content

[0005] The purpose of the utility model is to solve or at least alleviate the problems existing in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pull-out low-voltage switch cabinet, comprising a cabinet body, a mounting opening is provided on the bottom outer wall of the cabinet body, and a filtering mechanism is arranged on the inner wall of the mounting opening, the filtering mechanism comprises a filter sleeve, and the filter sleeve is fixedly connected to the inner wall of the mounting opening, a plurality of equally spaced arc openings are provided on the outer wall of the filter sleeve, and a filter net is fixedly connected to the inner wall of the arc opening, a fixing seat is fixedly connected to the inner wall of the bottom inner wall of the filter sleeve, and circular grooves are provided on the four side outer walls of the fixing seat, and vibration components are arranged on the inner walls of the four circular grooves, and a plurality of rectangular openings are provided on the outer wall of one side of the cabinet body, and the inner wall of the rectangular opening is slidably connected to the drawer box.

[0007] By adopting the above structure, the drawer box is provided to facilitate the installation and fixation of electrical components, and a filtering mechanism is provided at the bottom of the cabinet. The filtering mechanism is provided to facilitate filtering the air entering the cabinet, the vibration component is provided to facilitate shaking off impurities adhering to the filtering mechanism, and the filter net is provided to facilitate filtering out impurities in the air.

[0008] As a further technical solution of the utility model, the vibration assembly includes a mounting tube, and the mounting tube is fixedly connected to the inner wall of the circular groove, and the inner wall of the mounting tube is slidably connected to a sliding frame.

[0009] With the above structure, the installation tube is provided to facilitate the sliding of the sliding frame therein.

[0010] As a further technical solution of the utility model, one end of the sliding frame is fixedly connected with an impact seat, and the impact seat and the filter screen are connected.

[0011] With the above structure, the impact seat impacts the filter screen, thereby shaking off the impurities adhering to the filter screen.

[0012] As a further technical solution of the utility model, two sliding rods are fixedly connected to the inner wall of the mounting tube, and springs are sleeved on the outer walls of the two sliding rods.

[0013] With the above structure, the spring can be easily installed by setting the slide rod.

[0014] As a further technical solution of the utility model, the sliding frame is slidably connected to the outer walls of the two sliding rods, and the outer wall of the bottom of the sliding frame is fixedly connected with an armature.

[0015] The displacement track of the sliding frame can be conveniently limited by setting the sliding rod.

[0016] As a further technical solution of the utility model, an electromagnet is fixedly connected to the inner wall of the bottom of the mounting tube, and the electromagnet and the armature match.

[0017] With the above structure, magnetism is generated by electrifying the electromagnet, thereby facilitating the direct attraction of the armature to move, and when the armature moves, it is convenient to directly drive the sliding frame to move.

[0018] As a further technical solution of the utility model, a plurality of equally spaced through holes are provided on the inner wall at the bottom of the drawer box, an exhaust port is provided on the outer wall on one side of the cabinet, and a fan is fixedly connected to the inner wall of the exhaust port.

[0019] With the above structure, the through holes in the drawer box are arranged to facilitate heat dissipation of the electrical components in the drawer box, and the fan is arranged to actively drive the air flow in the cabinet.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] (1) The utility model provides a filter mechanism at the bottom of the cabinet, and the filter mechanism is provided with a filter screen on the filter sleeve, so as to facilitate filtering the air entering the cabinet, thereby preventing impurities in the air from entering the cabinet. A vibration component is provided in the fixing seat, and the vibration component is provided to facilitate shaking off impurities adhering to the filter screen, thereby preventing the filter screen from being blocked.

[0022] (2) The utility model arranges the electromagnet and the armature in the vibration assembly to facilitate attracting the armature to the electromagnet, thereby driving the impact seat away from the filter screen, and arranges a slide rod and a spring in the installation tube. The arrangement of the spring facilitates directly driving the impact seat to impact the filter screen, thereby shaking off the impurities adhered to the filter screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a front view structural schematic diagram of the utility model;

[0024] Figure 2 This is a schematic diagram of the internal structure of the cabinet of the utility model;

[0025] Figure 3 This is a schematic diagram of the filter mechanism structure of the utility model;

[0026] Figure 4 This is a schematic diagram of the fixing seat structure of the utility model;

[0027] Figure 5 This is a schematic cross-sectional view of the vibration component of the utility model;

[0028] Figure 6 This is a structural schematic diagram of a drawer box of the present utility model.

[0029] In the figure: 1, cabinet; 2, drawer box; 3, filter mechanism; 4, fan; 5, filter sleeve; 6, filter screen; 7, fixing seat; 8, vibration assembly; 9, mounting tube; 10, slide rod; 11, spring; 12, slide frame; 13, impact seat; 14, armature; 15, electromagnet; 16, through hole. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] See also Figure 1-6, a low-voltage switch cabinet with a withdrawable type, comprising a cabinet 1, a mounting opening is opened on the bottom outer wall of the cabinet 1, and a filter mechanism 3 is arranged on the inner wall of the mounting opening, the filter mechanism 3 comprises a filter sleeve 5, and the filter sleeve 5 is fixedly connected to the inner wall of the mounting opening, the outer wall of the filter sleeve 5 is opened with a plurality of arc openings distributed at equal distances, and a filter screen 6 is fixedly connected to the inner wall of the arc opening, a fixing seat 7 is fixedly connected to the inner wall of the bottom of the filter sleeve 5, and circular grooves are opened on the four side outer walls of the fixing seat 7, and a vibration component 8 is arranged on the inner wall of the four circular grooves, a plurality of rectangular openings are opened on the outer wall of one side of the cabinet 1, and the inner wall of the rectangular opening is slidably connected to the drawer box 2, and the arrangement of the drawer box 2 is convenient for installing and fixing the electrical components, and a filter mechanism 3 is arranged at the bottom of the cabinet 1, the arrangement of the filter mechanism 3 is convenient for filtering the air entering the cabinet 1, the arrangement of the vibration component 8 is convenient for shaking off the impurities adhering to the filter mechanism 3, and the arrangement of the filter screen 6 is convenient for filtering out impurities in the air.

[0032] For details, please refer to Figure 4-5 The vibration assembly 8 includes a mounting tube 9, and the mounting tube 9 is fixedly connected to the inner wall of the circular groove. The inner wall of the mounting tube 9 is slidably connected to a sliding frame 12. The setting of the mounting tube 9 facilitates the sliding of the sliding frame 12 therein.

[0033] For details, please refer to Figure 5 One end of the sliding frame 12 is fixedly connected with an impact seat 13, and the impact seat 13 and the filter screen 6 are connected. The impact seat 13 impacts the filter screen 6, so that the impurities adhering to the filter screen 6 are shaken off.

[0034] For details, please refer to Figure 5 Two slide bars 10 are fixedly connected to the inner wall of the mounting tube 9 , and springs 11 are sleeved on the outer walls of the two slide bars 10 . The arrangement of the slide bars 10 facilitates the installation of the springs 11 .

[0035] For details, please refer to Figure 5 The sliding frame 12 is slidably connected to the outer walls of the two sliding rods 10 , and the outer wall at the bottom of the sliding frame 12 is fixedly connected to an armature 14 . The setting of the sliding rod 10 facilitates limiting the displacement trajectory of the sliding frame 12 .

[0036] For details, please refer to Figure 5 The bottom inner wall of the mounting tube 9 is fixedly connected with an electromagnet 15, and the electromagnet 15 matches the armature 14. The electromagnet 15 is energized to generate magnetism, thereby facilitating the direct attraction of the armature 14 to move. When the armature 14 moves, it is convenient to directly drive the sliding frame 12 to move.

[0037] For details, please refer to Figure 6A plurality of through holes 16 equidistantly distributed are provided on the inner wall at the bottom of the drawer box 2, an exhaust port is provided on the outer wall of one side of the cabinet body 1, and a fan 4 is fixedly connected to the inner wall of the exhaust port. The through holes 16 in the drawer box 2 are arranged to facilitate heat dissipation of the electrical components in the drawer box 2, and the arrangement of the fan 4 facilitates active air flow in the cabinet body 1.

[0038] Working principle: When in use, the electrical components in the drawer box 2 will generate a lot of heat. At this time, the fan 4 is started, directly driving the air in the cabinet 1 to accelerate the flow. At the same time, the outside air is directly filtered through the filter 6 on the filter sleeve 5, so as to filter out the dust in the air, thereby preventing the dust in the air from adhering to the electrical components in the cabinet 1. At the same time, the vibration component 8 on the fixed seat 7 is started, and the electromagnet 15 generates magnetism when it is energized, directly attracting the armature 14 to approach the electromagnet 15. When the electromagnet 15 moves, it directly drives the sliding frame 12 to move. When the sliding frame 12 moves, it directly drives the impact seat 13 away from the filter 6. When the electromagnet 15 is powered off, the spring 11 directly drives the sliding frame 12 to pop out, so that the impact seat 13 impacts the filter 6, thereby shaking off the impurities adhering to the filter 6.

[0039] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A withdrawable low-voltage switch cabinet, comprising a cabinet body (1), characterized in that: The bottom outer wall of the cabinet (1) is provided with an installation opening, and the inner wall of the installation opening is provided with a filter mechanism (3), the filter mechanism (3) comprises a filter sleeve (5), and the filter sleeve (5) is fixedly connected to the inner wall of the installation opening, the outer wall of the filter sleeve (5) is provided with a plurality of arc openings distributed at equal distances, and the inner wall of the arc opening is fixedly connected with a filter net (6), the bottom inner wall of the filter sleeve (5) is fixedly connected with a fixing seat (7), and the four side outer walls of the fixing seat (7) are provided with circular grooves, and the inner walls of the four circular grooves are provided with vibration components (8), and the outer wall of one side of the cabinet (1) is provided with a plurality of rectangular openings, and the inner wall of the rectangular opening is slidably connected to the drawer box (2).

2. The withdrawable low-voltage switch cabinet according to claim 1, characterized in that: The vibration assembly (8) comprises a mounting tube (9), and the mounting tube (9) is fixedly connected to the inner wall of the circular groove, and the inner wall of the mounting tube (9) is slidably connected to a sliding frame (12).

3. The withdrawable low-voltage switch cabinet according to claim 2, characterized in that: One end of the sliding frame (12) is fixedly connected to an impact seat (13), and the impact seat (13) and the filter screen (6) are connected.

4. The withdrawable low-voltage switch cabinet according to claim 3 is characterized in that: Two sliding rods (10) are fixedly connected to the inner wall of the installation tube (9), and springs (11) are sleeved on the outer walls of the two sliding rods (10).

5. The withdrawable low-voltage switch cabinet according to claim 4, characterized in that: The sliding frame (12) is slidably connected to the outer walls of the two sliding rods (10), and the outer wall at the bottom of the sliding frame (12) is fixedly connected to an armature (14).

6. The withdrawable low-voltage switch cabinet according to claim 5, characterized in that: An electromagnet (15) is fixedly connected to the inner wall of the bottom of the mounting tube (9), and the electromagnet (15) and the armature (14) match each other.

7. The withdrawable low-voltage switch cabinet according to claim 6, characterized in that: The inner wall at the bottom of the drawer box (2) is provided with a plurality of through holes (16) distributed at equal distances, an outer wall on one side of the cabinet (1) is provided with an air outlet, and a fan (4) is fixedly connected to the inner wall of the air outlet.

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