Low-voltage draw-out type switch cabinet

Abstract

The utility model discloses a low-voltage draw-out type switch cabinet. The low-voltage draw-out type switch cabinet comprises a draw-out type switch cabinet mechanism and a movement limiting and fixing assembly, the draw-out type switch cabinet mechanism comprises a switch cabinet body, a moving groove is formed in the switch cabinet body, and a moving rod is connected into the moving groove in a penetrating mode; the drawer cabinet is ensured not to fall off accidentally even if the drawer cabinet is moved out from the interior of the switch cabinet body, so that internal devices are prevented from being damaged due to falling off, the safety of the whole operation process is improved, the drawer cabinet can be kept stable in a drawn-out state, secondary damage caused by instability is prevented, and the service life of the drawer cabinet is prolonged. The drawer cabinet can be prevented from being separated from the switch cabinet body and falling on the ground, and various devices in the drawer cabinet are prevented from being damaged.

Description

Technical Field

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

[0002] Low-voltage withdrawable switchgear is a kind of power distribution equipment, which is widely used in industrial, commercial and residential buildings. They are used to control, protect and distribute electricity, and usually play a key role in the power system. These switchgears have a modular design and different functional modules can be added or replaced as needed, providing greater flexibility and reliability. They usually include components such as circuit breakers, contactors, protection devices and control devices to ensure the safe operation of the power system.

[0003] The prior art discloses a technical solution for a low-voltage withdrawable switch cabinet, wherein an exhaust outlet is provided on the top of the cabinet, an exhaust fan is arranged in the exhaust outlet, an air inlet box is fixedly installed on the bottom of the cabinet, air inlets are provided at the bottom and rear end of the air inlet box, a door body is connected to the front end of the air inlet box by a hinge, an air inlet is provided on the door body, and an air inlet fan is arranged on the air inlet box. Through the above arrangement, a method for quickly discharging heat from bottom to top is realized, thereby solving the problem of direct heat transfer between the switch cabinets after the switch cabinets are assembled, and the problem of dust screen being easily blocked due to long-term use. For the convenience of replacement, a dust screen is connected to the exhaust outlet on the top of the cabinet by screws, and for the convenience of replacement of the filter, a filter is connected to the air inlet on the inner wall of the air inlet box by screws.

[0004] In this solution, since the staff pulls out and moves the drawer from the inside of the cabinet, the staff may completely pull the drawer out of the cabinet due to excessive pulling force during use. Since various devices are placed in the drawer, the drawer is easily dropped to the ground and damaged.

[0005] Therefore, it is necessary to provide a low-voltage withdrawable switch cabinet to solve the above technical problems. Utility Model Content

[0006] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a low-voltage withdrawable switch cabinet which can prevent the staff from completely pulling the drawer out of the switch cabinet body, and can prevent it from falling to the ground and being damaged.

[0007] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0008] A low-voltage withdrawable switch cabinet comprises: a withdrawable switch cabinet mechanism and a movement limiting and fixing component, wherein the withdrawable switch cabinet mechanism comprises a switch cabinet body, a moving groove is provided inside the switch cabinet body, a moving rod is connected to the inside of the moving groove by passing through, both side ends of the moving rod are connected and fixed to a drawer cabinet by welding, one end of the drawer cabinet is connected and fixed to a fixing plate by welding, a movable bolt is connected to the inside of the fixing plate by passing through, the outer end of the movable bolt is connected and fixed to a moving guide column by bolts, the moving guide column passes through the inside of a moving sleeve, the moving sleeve is a sealing structure, one end of the moving sleeve is connected and fixed to a rotating bolt by bolts, the rotating bolt is connected to the inside of a hinged sleeve by passing through, one end side of the hinged sleeve is connected and fixed to a mounting back plate by welding, and the mounting back plate is connected and fixed to the switch cabinet body by bolts.

[0009] Preferably, an air inlet dustproof net is provided at the bottom end of the switch cabinet, and the upper end of the air inlet dustproof net is connected and fixed to the first movable guide rod and the second movable guide rod by bolts, and sliding grooves are provided inside the first movable guide rod and the second movable guide rod, and a brush plate is connected through the inside of the sliding groove, and a threaded screw is connected through the inside of the brush plate, one end of the threaded screw passes through the inside of the switch cabinet and the mounting plate, one end of the threaded screw is connected and fixed to the servo motor by bolts, and the servo motor is connected and fixed to the mounting plate by bolts, and the mounting plate is installed at one end of the switch cabinet.

[0010] Preferably, both side ends of the switch cabinet are connected with fixing blocks through penetration, and the fixing blocks are connected and fixed to the heat dissipation fan by bolts. The heat dissipation fan is placed above the air inlet dustproof net, and an air inlet slot is installed on the upper end of the heat dissipation fan, and the air inlet slot is connected to both side ends of the switch cabinet by bolts.

[0011] Preferably, a ventilation slot is provided at the top of the switch cabinet, and the lower end of the switch cabinet is connected and fixed to a supporting bottom column by bolts.

[0012] Preferably, a wire slot hole is provided at one end of the drawer cabinet, and a wire hole is provided at one end of the wire slot hole. The wire hole is provided on a wire box, and the wire box is connected and fixed to the drawer cabinet by bolts. The inner end of the wire box is connected and fixed to a rotating rod by bolts, and a winding wheel is sleeved on the outer side of the rotating rod. An electric motor is installed at one end of the rotating rod, and the electric motor is connected and fixed to the wire box by bolts.

[0013] Preferably, a grid slot is provided at the bottom end of the drawer cabinet, and a thermometer and a handle are connected and fixed to one end of the drawer cabinet by screws.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] (1) The utility model ensures that the drawer cabinet will not accidentally fall off even if it is removed from the switch cabinet body by utilizing movable guide columns and movable sleeves, hinge sleeves and fixed plates, rotating bolts and movable bolts, thereby preventing internal components from being damaged by falling and improving the safety of the entire operation process. In the pulled-out state, the drawer cabinet can also remain stable, preventing secondary damage caused by instability, preventing the drawer cabinet from detaching from the switch cabinet body and falling to the ground, and preventing various components inside the drawer cabinet from being damaged.

[0016] (2) The utility model utilizes a brush plate and an air inlet dust screen, a threaded screw and a servo motor, a first movable guide rod and a second movable guide rod, and drives the servo motor to drive the threaded screw to rotate, thereby driving the brush plate to move back and forth inside the first movable guide rod and the second movable guide rod. During the movement, the brush plate will scrape the dust on the air inlet dust screen and clean it off, thereby maintaining the ventilation performance of the dust screen, reducing the frequency and difficulty of manually cleaning the dust screen, and saving maintenance time and labor.

[0017] (3) The utility model utilizes a rotating rod and a winding wheel, a wire slot hole and a wire hole, and utilizes an electric motor to drive the rotating rod and the winding wheel to rotate, so as to retract and release the wire source, thereby helping to maintain the neatness and order of the internal wires. When the drawer cabinet is pulled out or pushed in, the orderly retraction and release of the wire source avoids confusion inside the wires, reduces the risk of cable entanglement or damage caused by the movement of the drawer, and can effectively prevent the wire source from being torn or strained during the opening or closing of the drawer cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the structure of a low-voltage withdrawable switch cabinet provided by the utility model;

[0019] Figure 2 A schematic diagram of the structure of the movement restriction fixing assembly of the low-voltage withdrawable switch cabinet provided by the utility model;

[0020] Figure 3 for Figure 2 A magnified view of part A in FIG.

[0021] Figure 4 A schematic diagram of the drawer structure of a low-voltage withdrawable switch cabinet provided by the utility model;

[0022] Figure 5 A schematic diagram of the switch cabinet structure of the low-voltage withdrawable switch cabinet provided by the utility model;

[0023] Figure 6 A schematic diagram of the heat dissipation fan structure of the low-voltage withdrawable switch cabinet provided by the utility model;

[0024] Figure 7 A schematic diagram of the cleaning assembly structure of a low-voltage withdrawable switch cabinet provided by the utility model;

[0025] Figure 8 A schematic diagram of the wire hole and wire reel structure of the low-voltage withdrawable switch cabinet provided by the utility model;

[0026] The names corresponding to the reference numerals are: 100, withdrawable switch cabinet mechanism; 101, switch cabinet body; 102, mounting back plate; 103, drawer cabinet; 104, supporting bottom column; 105, ventilation slot; 106, moving rod; 107, wire slot hole; 108, moving groove; 109, air inlet slot; 110, heat dissipation fan; 111, air inlet dust screen; 112, fixing block; 113, electric motor; 114, wire box; 115, winding wheel; 116, rotating rod; 117, Wire hole; 118, grid notch; 119, thermometer; 120, handle; 200, cleaning assembly; 201, mounting plate; 202, first movable guide rod; 203, sliding groove; 204, second movable guide rod; 205, servo motor; 206, brush plate; 207, threaded screw; 300, movement limiting fixing assembly; 301, articulated sleeve; 302, rotating bolt; 303, movable sleeve; 304, movable guide column; 305, movable bolt; 306, fixing plate. DETAILED DESCRIPTION

[0027] The present invention is further described below in conjunction with the accompanying drawings and embodiments. The present invention includes but is not limited to the following embodiments.

[0028] First embodiment:

[0029] like Figure 1-5As shown, the low-voltage withdrawable switch cabinet provided by the utility model includes: a withdrawable switch cabinet mechanism 100 and a movement limiting fixing component 300, the withdrawable switch cabinet mechanism 100 includes a switch cabinet body 101, a moving groove 108 is opened inside the switch cabinet body 101, and a moving rod 106 is connected to the inside of the moving groove 108 by passing through, and the two side ends of the moving rod 106 are connected and fixed to the drawer cabinet 103 by welding, and the drawer cabinet 103 can be moved inside the switch cabinet body 101 through the moving groove 108 and the moving rod 106, one end of the drawer cabinet 103 is connected and fixed to the fixing plate 306 by welding, and the inside of the fixing plate 306 is connected and connected with a movable bolt 305 by passing through, and the outer end of the movable bolt 305 is connected and fixed to the moving guide column 304 by bolts, and the moving guide column 304 passes through the inside of the moving sleeve 303, and the moving sleeve 303 is a sealing structure, and one end of the moving sleeve 303 is connected and fixed to the rotating bolt 302 by bolts, and the rotating bolt 302 passes through The hinged sleeve 301 is connected to the interior of the hinged sleeve 301, and one end side of the hinged sleeve 301 is connected and fixed to the mounting back plate 102 by welding. The mounting back plate 102 is connected and fixed to the switch cabinet 101 by bolts. In actual use, when the staff maintains various internal components of the drawer cabinet 103, when the drawer cabinet 103 is moved and pulled out from the interior of the switch cabinet 101, the movable bolt 305 is further rotated inside the fixing plate 306, and the movable guide column 304 is further driven to move out from the interior of the movable sleeve 303, and the movable guide column 304 moves according to the moving distance of the drawer cabinet 103. Through the movement of the movable guide column 304, the movable sleeve 303 is further rotated by the rotating bolt 302, and the moving distance of the movable guide column 304 is further increased. The rotating bolt 302 is rotated inside the hinged sleeve 301, which can prevent the drawer cabinet 103 from detaching from the switch cabinet 101 and falling to the ground, and avoid damage to various internal components of the drawer cabinet 103.

[0030] In this embodiment, by utilizing the movable guide column 304 and the movable sleeve 303, the hinge sleeve 301 and the fixed plate 306, the rotating bolt 302 and the movable bolt 305, it is ensured that the drawer cabinet 103 will not accidentally fall off even if it is moved out from the switch cabinet 101, thereby preventing internal components from being damaged due to falling, and improving the safety of the entire operation process. In the pulled-out state, the drawer cabinet 103 can also remain stable to prevent secondary damage caused by instability, and can prevent the drawer cabinet 103 from detaching from the switch cabinet 101 and falling to the ground, thereby preventing various internal components of the drawer cabinet 103 from being damaged.

[0031] Second embodiment:

[0032] like Figure 5-7As shown, an air inlet dustproof net 111 is provided at the bottom of the switch cabinet 101. When the heat dissipation fan 110 is operated, the outside air can flow through the air inlet dustproof net 111 to transport the air into the interior of the switch cabinet 101, and the air inlet dustproof net 111 can prevent the outside dust from entering the interior of the switch cabinet 101. The upper end of the air inlet dustproof net 111 is connected and fixed to the first movable guide rod 202 and the second movable guide rod 204 by bolts. The first movable guide rod 202 and the second movable guide rod 204 are provided with sliding grooves 203. The interior of the sliding groove 203 is penetrated by a brush plate 206. The interior of the brush plate 206 is penetrated by a threaded screw rod 207. One end of the threaded screw rod 207 penetrates the interior of the switch cabinet 101 and the mounting plate 201. The threaded screw rod 207 07 is connected and fixed to the servo motor 205 at one end by bolts, and the servo motor 205 is connected and fixed to the mounting plate 201 by bolts. The mounting plate 201 is installed at one end of the switch cabinet 101. When the air inlet dustproof net 111 can prevent external dust from entering the interior of the switch cabinet 101, a large amount of dust will be retained in the air inlet dustproof net 111 for a long time. The servo motor 205 is driven to drive the threaded screw 207 to rotate, and the threaded screw 207 is rotated, and further drives the brush plate 206 to move back and forth inside the first movable guide rod 202 and the second movable guide rod 204. When the brush plate 206 moves on the air inlet dustproof net 111, the dust on the air inlet dustproof net 111 can be scraped and cleaned by the brush plate 206 to avoid long-term blockage affecting ventilation flow.

[0033] In this embodiment, by using the brush plate 206 and the air inlet dustproof net 111, the threaded screw 207 and the servo motor 205, the first movable guide rod 202 and the second movable guide rod 204, the threaded screw 207 is driven by the servo motor 205 to rotate, thereby driving the brush plate 206 to move back and forth inside the first movable guide rod 202 and the second movable guide rod 204. During the movement, the brush plate 206 will scrape the dust on the air inlet dustproof net 111 and clean it up, thereby maintaining the ventilation performance of the dustproof net, reducing the frequency and difficulty of manually cleaning the dustproof net, and saving maintenance time and labor.

[0034] Third embodiment:

[0035] like Figure 5-6As shown, both side ends of the switch cabinet 101 are connected through fixing blocks 112, and the fixing blocks 112 are connected and fixed to the heat dissipation fan 110 by bolts. The heat dissipation fan 110 is placed above the air inlet dustproof net 111, and an air inlet slot 109 is installed on the upper end of the heat dissipation fan 110. The air inlet slot 109 is connected to both side ends of the switch cabinet 101 by bolts. A ventilation slot 105 is opened at the top of the switch cabinet 101, and the lower end of the switch cabinet 101 is connected and fixed to the supporting base column 104 by bolts. The heat dissipation fan 110 is driven to drive the air to flow, and further the air flows from the air inlet slot 109 to the inside of the switch cabinet 101, and the inside of the drawer cabinet 103 is cooled, and the hot air is further flowed from the ventilation slot 105 to the outside air.

[0036] Fourth embodiment:

[0037] like Figure 1 , Figure 8 As shown, a wire slot hole 107 is provided at one end of the drawer cabinet 103, and a wire hole 117 corresponds to one end of the wire slot hole 107. Multiple wire sources can be docked and combed through the wire slot hole 107. The wire hole 117 is provided on the wire box 114. The wire box 114 is connected and fixed to the drawer cabinet 103 by bolts. One end of the inner side of the wire box 114 is connected and fixed to the rotating rod 116 by bolts. A winding wheel 115 is sleeved on the outer side of the rotating rod 116. An electric motor 113 is installed at one end of the rotating rod 116. The electric motor 113 is connected and fixed to the wire box 114 by bolts. When the drawer cabinet 103 is pulled out of the switch cabinet 101, the rotating rod 116 and the winding wheel 115 are driven by the electric motor 113 to rotate, and the wire source on the winding wheel 115 is retracted and released, which can avoid confusion inside the drawer cabinet 103, and further avoid the situation that the wire source is torn off when the drawer cabinet 103 is opened and pulled out.

[0038] In this embodiment, by utilizing the rotating rod 116 and the winding wheel 115, the wire slot hole 107 and the wire hole 117, and utilizing the electric motor 113 to drive the rotating rod 116 and the winding wheel 115 to rotate, the wire source is retracted and released, which helps to maintain the neatness and order of the internal wires. When the drawer cabinet 103 is pulled out or pushed in, the orderly retraction and release of the wire source avoids confusion inside the wires, reduces the risk of cable entanglement or damage caused by drawer movement, and can effectively prevent the wire source from being torn or strained during the opening or closing of the drawer cabinet 103.

[0039] Fifth embodiment:

[0040] like Figure 8As shown, a grid slot 118 is provided at the bottom of the drawer cabinet 103, through which the internal air flow of the drawer cabinet 103 can be accelerated to improve the heat dissipation efficiency. A thermometer 119 and a handle 120 are connected and fixed at one end of the drawer cabinet 103 by screws.

[0041] When in use, first, when the staff maintains various internal components of the drawer cabinet 103, when the drawer cabinet 103 is moved and pulled out from the switch cabinet body 101, the movable bolt 305 is further rotated inside the fixed plate 306, further driving the movable guide column 304 to move out from the inside of the movable sleeve 303, and the movable guide column 304 moves according to the moving distance of the drawer cabinet 103. Through the movement of the movable guide column 304, the sleeve 303 is further rotated through the rotating bolt 302, further increasing the moving distance of the movable guide column 304, and the rotating bolt 302 is rotated inside the hinge sleeve 301, which can avoid The drawer cabinet 103 detaches from the switch cabinet 101 and falls to the ground. Afterwards, when the air inlet dustproof net 111 can block the outside dust from entering the switch cabinet 101, a large amount of dust will be retained in the air inlet dustproof net 111 for a long time. The servo motor 205 is driven to drive the threaded screw 207 to rotate, and the threaded screw 207 is rotated, and further drives the brush plate 206 to move back and forth inside the first movable guide rod 202 and the second movable guide rod 204. When the brush plate 206 moves on the air inlet dustproof net 111, the dust on the air inlet dustproof net 111 can be scraped off and cleaned by the brush plate 206.

[0042] The above embodiment is only one of the preferred implementation modes of the present utility model and should not be used to limit the protection scope of the present utility model. Any changes or modifications that are made to the main design concept and spirit of the present utility model without any substantive significance, as long as the technical problems solved are still consistent with the present utility model, should be included in the protection scope of the present utility model.

Claims

1. A low voltage withdrawable switch cabinet, characterized in that: include: A withdrawable switch cabinet mechanism (100) and a movement limiting and fixing assembly (300), wherein the withdrawable switch cabinet mechanism (100) comprises a switch cabinet body (101), wherein a moving groove (108) is provided inside the switch cabinet body (101), wherein a moving rod (106) is connected through the inside of the moving groove (108), wherein both sides of the moving rod (106) are connected and fixed to a drawer cabinet (103) by welding, wherein one end of the drawer cabinet (103) is connected and fixed to a fixing plate (306) by welding, wherein a movable bolt (305) is connected through the inside of the fixing plate (306). ), the outer end of the movable bolt (305) is connected and fixed to the movable guide column (304) by means of bolts, the movable guide column (304) is passed through the interior of the movable sleeve (303), the movable sleeve (303) is a sealing structure, one end of the movable sleeve (303) is connected and fixed to the rotating bolt (302) by means of bolts, the rotating bolt (302) is passed through and connected to the interior of the hinge sleeve (301), one end side of the hinge sleeve (301) is connected and fixed to the installation back plate (102) by means of welding, and the installation back plate (102) is connected and fixed to the switch cabinet body (101) by means of bolts.

2. A low-voltage withdrawable switch cabinet according to claim 1, characterized in that: An air inlet dustproof net (111) is provided at the bottom end of the switch cabinet (101), and the upper end of the air inlet dustproof net (111) is connected and fixed to the first movable guide rod (202) and the second movable guide rod (204) by bolts. A sliding groove (203) is provided inside the first movable guide rod (202) and the second movable guide rod (204), and a brush plate (206) is connected through the inside of the sliding groove (203), and a threaded screw (207) is connected through the inside of the brush plate (206), and one end of the threaded screw (207) passes through the inside of the switch cabinet (101) and the mounting plate (201), and one end of the threaded screw (207) is connected and fixed to the servo motor (205) by bolts, and the servo motor (205) is connected and fixed to the mounting plate (201) by bolts, and the mounting plate (201) is installed at one end of the switch cabinet (101).

3. A low voltage withdrawable switch cabinet according to claim 2, characterized in that: The two side ends of the switch cabinet (101) are connected by a fixing block (112) through the fixing block (112), and the cooling fan (110) is connected and fixed by bolts. The cooling fan (110) is placed above the air inlet dustproof net (111), and the upper end of the cooling fan (110) is installed with an air inlet slot (109), and the air inlet slot (109) is connected to the two side ends of the switch cabinet (101) by bolts.

4. A low voltage withdrawable switch cabinet according to claim 2, characterized in that: A ventilation slot (105) is provided at the top of the switch cabinet (101), and the lower end of the switch cabinet (101) is connected and fixed to a supporting bottom column (104) by means of bolts.

5. The low-voltage withdrawable switch cabinet according to claim 1, characterized in that: A wire slot hole (107) is provided at one end of the drawer cabinet (103), and a wire hole (117) is provided at one end of the wire slot hole (107). The wire hole (117) is provided on a wire box (114). The wire box (114) is connected and fixed to the drawer cabinet (103) by bolts. One end of the wire box (114) is connected and fixed to a rotating rod (116) by bolts. A winding wheel (115) is sleeved on the outer side of the rotating rod (116). An electric motor (113) is installed at one end of the rotating rod (116), and the electric motor (113) is connected and fixed to the wire box (114) by bolts.

6. A low voltage withdrawable switch cabinet according to claim 5, characterized in that: A grid slot (118) is provided at the bottom end of the drawer cabinet (103), and a thermometer (119) and a handle (120) are connected and fixed to one end of the drawer cabinet (103) by means of screws.

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