Low-voltage wire inlet cabinet convenient to maintain

Abstract

The utility model relates to the technical field of wire inlet cabinets, in particular to a low-voltage wire inlet cabinet convenient to maintain, which comprises a cabinet body and a liftable cabinet door, L-shaped fixing plates are arranged on the left side and the right side of the front side surface of the cabinet body, sliding grooves are formed between the fixing plates and the front side surface of the cabinet body, and two sides of the cabinet door extend into the corresponding sliding grooves to be arranged in a lifting manner. Bolt holes are formed in the upper end and the lower end of the outer side of the fixing plate, a groove is formed in the inner side face of the cabinet door, a mounting box is arranged in the groove, a mounting cavity is formed in the mounting box, a telescopic bolt piece is arranged in the mounting cavity, and the bolt piece stretches into the corresponding bolt hole to be used for fixing the cabinet door in the sliding groove; the outer side face of the cabinet door is provided with a driving assembly for driving the plug pin piece to stretch out and draw back. Through the liftable arrangement of the cabinet door, when the wire inlet device on the electric appliance beam in the wire inlet cabinet is maintained, the cabinet door can be lifted, and the situation that the maintenance of the wire inlet device is affected due to the fact that the cabinet door cannot be completely opened due to the small distance between the front wire inlet cabinet and the rear wire inlet cabinet is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of incoming line cabinets, in particular to a low-voltage incoming line cabinet which is easy to maintain. Background Art

[0002] The incoming line cabinet is a device used to assemble circuit breakers, switches and other electrical appliances with a voltage below 400V. It is widely used in construction sites, residences, shopping malls, factories and other areas.

[0003] For example, the patent number CN209071847U is a convenient incoming line cabinet, including a base, a cabinet fixedly installed on the top of the base, a cabinet door hinged on the right side of the cabinet, a door lock movably installed on the front of the cabinet door, an incoming line hole opened on the back of the cabinet, a support plate fixedly installed on the inner wall of the cabinet, a clamping plate fixedly installed on the top of the base, and a movable plate movably installed inside the support plate. Although the incoming line cabinet lifts the movable rod, arranges the wires between the connecting block and the clamping block, and then puts down the movable rod to allow the movable rod to enter the inside of the clamping groove, under the action of the limit block, the movable rod can be prevented from being accidentally lifted, which is not only convenient and fast to use, but also very stable after the wires are arranged, and will not fall apart at will, but when the incoming line cabinet is used in the machine room, when the space in the machine room is limited, the incoming line cabinets are placed side by side, and the distance between the two incoming line cabinets is small, resulting in the cabinet door being unable to be fully opened, thereby affecting the maintenance of the lines inside the incoming line cabinet, so it needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to provide a low-voltage incoming line cabinet which is easy to maintain, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A low-voltage incoming line cabinet that is easy to maintain comprises a cabinet body and a liftable cabinet door. A fixing plate is provided on the front side surface of the cabinet body and on the left and right sides. The fixing plate is L-shaped. A slide groove is formed between the fixing plate and the front side surface of the cabinet body. Both sides of the cabinet door extend into the corresponding slide groove for lifting and lowering. Latch holes are provided at the upper and lower ends of the outer side of the fixing plate. A groove is provided on the inner side surface of the cabinet door. An installation box is provided in the groove. An installation cavity is provided in the installation box. A retractable latch member is provided in the installation cavity. The latch member extends into the corresponding latch hole for fixing the cabinet door in the slide groove. A driving component for driving the latch member to extend and retract is provided on the outer side surface of the cabinet door.

[0007] Furthermore, the latch member includes a rack, which is slidably arranged in the installation cavity along the length direction of the installation cavity, and the rack can be extended into the corresponding latch hole. A rotating shaft is provided in the installation cavity, and the rotating shaft is rotatably connected to the side wall of the installation cavity. A gear is provided on the outer sleeve of the rotating shaft, and the gear is meshed with the rack. The rotation of the rotating shaft drives the gear to rotate, which is used to drive the rack to extend and retract in the installation cavity.

[0008] Furthermore, the driving assembly includes a fixed cylinder arranged on the outer surface of the cabinet door, a rotating rod is arranged in the fixed cylinder, and a limiting ring is also arranged in the fixed cylinder and is sleeved on the rotating rod. One end of the rotating rod is arranged to extend out of the fixed cylinder, and a cross protrusion is arranged at the other end. A cross groove is provided at the end of the rotating shaft near the rotating rod for the cross protrusion to extend into. The rotation of the rotating rod is used to drive the rotating shaft to rotate.

[0009] Furthermore, a spring is provided in the fixing tube, and the spring is used to drive the cross protrusion to disengage from the cross groove.

[0010] Furthermore, a crank is provided at the outer end of the rotating rod.

[0011] Furthermore, limiting blocks are provided on both sides of the rack in the installation cavity, limiting grooves are provided between the limiting blocks and the rack along the length direction of the rack, and limiting screws are provided in the limiting grooves.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model has a liftable cabinet door, so that when the incoming line device on the electrical appliance beam inside the incoming line cabinet is maintained, the cabinet door can be raised to open the cabinet door, and the cabinet door will not be unable to be fully opened due to the small distance between the front and rear incoming line cabinets, which will affect the maintenance of the incoming line cabinet.

[0014] 2. The utility model, through the setting of the spring and the limit ring, makes the cross protrusion on the rotating rod disengage from the cross groove when the rotating rod is not driving, and the rotating shaft will not rotate due to the rotating rod being accidentally touched by the outside world, thereby affecting the fixed setting of the cabinet door in the sliding groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a schematic diagram of the structure of a low-voltage incoming line cabinet that is easy to maintain.

[0016] Figure 2 It is a partial structural schematic diagram of the cabinet door and the fixing plate in the utility model.

[0017] Figure 3 It is a partial structural schematic diagram of the installation box and the cabinet door in the utility model.

[0018] Figure 4 It is a structural schematic diagram of the installation box in the utility model.

[0019] Figure 5It is a vertical cross-sectional schematic diagram of the installation box and the drive assembly in the utility model.

[0020] The meanings of the numbers in the figure are as follows: 100, cabinet body; 101, cavity; 110, electrical beam; 120, latch hole; 130, fixing plate; 140, fixing cylinder; 150, rotating rod; 160, crank; 170, cabinet door; 210, groove; 300, installation box; 310, limit block; 320, rotating shaft; 330, gear; 340, rack; 410, limit groove; 420, limit screw; 430, installation cavity; 500, limit ring; 510, spring; 520, cross protrusion; 530, cross groove. DETAILED DESCRIPTION

[0021] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments. It should be understood that the embodiments are only used to explain the utility model but not to limit it.

[0022] The following is combined with Figure 1-Figure 5 This embodiment is described in further detail.

[0023] See also Figure 1-Figure 2 In this embodiment, a low-voltage incoming line cabinet that is easy to maintain includes a cabinet body 100 and a liftable cabinet door 170. A fixing plate 130 is provided on the front side of the cabinet body 100 and on the left and right sides. The fixing plate 130 is L-shaped. A slide groove is formed between the fixing plate 130 and the front side of the cabinet body 100. The two sides of the cabinet door 170 extend into the corresponding slide groove for lifting and lowering. A latch hole 120 is provided at the upper and lower ends of the outer side of the fixing plate 130. A groove 210 is provided on the inner side of the cabinet door 170. An installation box 300 is provided in the groove 210. An installation cavity 430 is provided in the installation box 300. A retractable latch member is provided in the installation cavity 430. The latch member extends into the corresponding latch hole 120 to fix the cabinet door 170 in the slide groove; a driving component for driving the latch member to retract and retract is provided on the outer side of the cabinet door 170.

[0024] In this embodiment, the cabinet 100 is rectangular, and a cavity 101 with a front opening is provided therein. An electrical beam 110 is provided at the opening of the cavity 101. The electrical beam 110 is used to install incoming line devices such as circuit breakers and switches. A fixing plate 130 is provided at the front side wall of the cavity 101 along the height direction of the cabinet 100, and is fixedly connected to the front side of the cabinet 100 by welding.

[0025] In actual use, the two sides of the cabinet door 170 are slidably fitted with the corresponding slide grooves, so that the cabinet door 170 can be stably lifted and lowered in the slide grooves, and the cabinet door 170 will not be separated from the slide grooves and shake, and its applicability is better;

[0026] The cabinet door 170 is configured to slide and rise in the slide groove, thereby solving the problem that the cabinet door 170 cannot be opened completely due to the small distance between the two incoming cabinets when the incoming cabinets are placed side by side in a machine room with limited space, thereby facilitating maintenance personnel to maintain the internal circuits of the cavity 101.

[0027] In this embodiment, the groove 210 is arranged along the height direction of the cabinet door 170, and the installation box 300 fits the two side walls of the groove 210 and is arranged close to the fixed plate 130. Through the setting of the groove 210, the installation box 300 can be installed in the cabinet door 170 to prevent it from protruding out of the cabinet door 170 and affecting the lifting and lowering of the cabinet door 170.

[0028] Among them, a through hole for the latch member to extend out is provided on the side wall of the groove 210 corresponding to the latch hole 120. Through the arrangement of the latch member and the latch hole 120, when the latch member extends into the latch hole 120, the cabinet door 170 is in a fixed state, and when the latch member is driven to disengage from the latch hole 120, the cabinet door 170 is in a liftable state, that is, the cabinet door 170 can realize the switching between the fixed state and the liftable state, which is convenient for maintenance personnel to maintain the internal circuit of the cavity 101;

[0029] In this embodiment, the driving component is arranged on the outer surface of the cabinet door 170, that is, the latch member can be driven to extend and retract in the installation cavity 430 from the outside of the cabinet door 170, that is, the latch member extends into the latch hole 120 to realize the fixed setting of the cabinet door 170 in the slide groove, and its applicability is better.

[0030] See also Figure 3-Figure 5 In this embodiment, the latch member includes a rack 340, which can be extended into the corresponding latch hole 120. A rotatable shaft 320 is provided in the installation cavity 430, and a gear 330 is provided on the outer sleeve of the shaft 320. The gear 330 is meshed with the rack 340. The rotation of the shaft 320 drives the gear 330 to rotate, which is used to drive the rack 340 to extend and retract in the installation cavity 430.

[0031] In this embodiment, the shaft 320, the gear 330 and the rack 340 are arranged in coordination, so that the shaft 320 rotates to drive the rack 340 to extend and retract in the installation cavity 430, and then the rack 340 can be inserted into the corresponding latch hole 120, so as to fix the cabinet door 170 in the slide groove, and its applicability is better;

[0032] Among them, a limit block 310 is provided in the installation cavity 430 and on both sides of the rack 340, and the limit block 310 is provided with a limit groove 410 along the length direction of the rack 340. A limit screw 420 penetrating the rack 340 is provided in the limit groove 410. Through the coordination of the limit screw 420 and the limit groove 410, the extension and retraction of the rack 340 in the installation cavity 430 is restricted, so that the rack 340 will not slide out of the installation cavity 430, and its applicability is better.

[0033] See also Figure 1-Figure 5 In this embodiment, the driving assembly includes a fixed cylinder 140 arranged on the outer surface of the cabinet door 170, a rotating rod 150 is arranged in the fixed cylinder 140, and a limiting ring 500 is also arranged in the fixed cylinder 140 and sleeved on the rotating rod 150. One end of the rotating rod 150 extends out of the fixed cylinder 140, and the other end is provided with a cross protrusion 520. A cross groove 530 for the cross protrusion 520 to extend into is provided at the end of the rotating shaft 320 close to the rotating rod 150. The rotation of the rotating rod 150 is used to drive the rotating shaft 320 to rotate.

[0034] In this embodiment, the fixing tube 140 is arranged along the length direction of the rotating shaft 320, and the fixing tube 140 is fixedly connected to the outer wall of the cabinet door 170 by welding;

[0035] The side wall of the limiting ring 500 is slidably fitted with the inner wall of the fixed tube 140. Through the action of the limiting ring 500, the rotating rod 150 can stably slide along the length direction of the fixed tube 140, and the rotating rod 150 will not be separated from the fixed tube 140, and its applicability is better.

[0036] In actual use, the embodiment of the present invention cooperates with the cross protrusion 520 and the cross groove 530. When the rotating rod 150 is pressed so that the cross protrusion 520 extends into the cross groove 530, the rotating rod 150 rotates to drive the rotating shaft 320 to rotate synchronously, so that the rotating rod 150 can be rotated outside the cabinet door 170 to fix the cabinet door 170 in the sliding groove, and the applicability is good.

[0037] The fixing cylinder 140 is further provided with a spring 510, one end of the spring 510 abuts against the outer wall of the cabinet door 170, and the other end abuts against the limiting ring 500, so that the spring 510 can drive the cross protrusion 520 to disengage from the cross groove 530, that is, when the rotating rod 150 is not driving, the rotating shaft 320 will not be driven to rotate due to the external accidental contact of the rotating rod 150, thereby affecting the fixing setting of the cabinet door 170 in the slide groove, and its applicability is better;

[0038] In this embodiment, a crank 160 is provided at the outer end of the rotating rod 150. The provision of the crank 160 makes it more convenient to rotate the rotating rod 150.

[0039] Working principle: When it is necessary to maintain the incoming line cabinet, first press the rotating rod 150 to make the cross protrusion 520 extend into the cross groove 530, then use the crank 160 to rotate the rotating rod 150 to make the latch part disengage from the latch hole 120, and then use the crank 160 to lift the cabinet door 170 up. When the cabinet door 170 rises to a suitable position, use the crank 160 to rotate the rotating rod 150 to make the latch part extend into the corresponding latch hole 120, so that the cabinet door 170 is fixed in the slide groove. At this time, the incoming line device on the electrical beam 110 in the cabinet body 100 can be maintained. When the maintenance work is completed, use the crank 160 and the rotating rod 150 to lower the cabinet door 170 to the initial state for fixing.

[0040] In short, the above is only a preferred embodiment of the present utility model, and all equivalent changes and modifications made according to the scope of the patent application of the present utility model should fall within the scope of the present utility model patent.

Claims

1. A low-voltage incoming line cabinet that is easy to maintain, characterized in that: The cabinet comprises a cabinet body (100) and a cabinet door (170) that can be raised or lowered. A fixing plate (130) is provided on the front side of the cabinet body (100) and on the left and right sides. The fixing plate (130) is L-shaped. A slide groove is formed between the fixing plate (130) and the front side of the cabinet body (100). Both sides of the cabinet door (170) extend into the corresponding slide groove for lifting. The upper and lower ends of the outer side of the fixing plate (130) are provided with latch holes (120). The inner side of the cabinet door (170) is provided with a groove (210). An installation box (300) is provided in the groove (210). An installation cavity (430) is provided in the installation box (300). A retractable latch member is provided in the installation cavity (430). The latch member extends into the corresponding latch hole (120) for fixing the cabinet door (170) in the slide groove. A driving component for driving the latch member to be extended or retracted is provided on the outer side of the cabinet door (170).

2. The low-voltage incoming line cabinet that is easy to maintain according to claim 1 is characterized in that: The latch member comprises a rack (340), the rack (340) can be inserted into a corresponding latch hole (120), a rotatable shaft (320) is arranged in the installation cavity (430), a gear (330) is arranged on the outer sleeve of the shaft (320), the gear (330) is meshed with the rack (340), and the rotation of the shaft (320) drives the gear (330) to rotate, so as to drive the rack (340) to extend and retract in the installation cavity (430).

3. The low-voltage incoming line cabinet that is easy to maintain according to claim 2 is characterized in that: The driving assembly comprises a fixed cylinder (140) arranged on the outer surface of the cabinet door (170), a rotating rod (150) being arranged in the fixed cylinder (140), a limiting ring (500) being sleeved on the rotating rod (150) being also arranged in the fixed cylinder (140), one end of the rotating rod (150) extending out of the fixed cylinder (140), and a cross protrusion (520) being arranged at the other end, a cross groove (530) being arranged at the end of the rotating shaft (320) close to the rotating rod (150) for the cross protrusion (520) to extend into, and the rotating rod (150) is rotated to drive the rotating shaft (320) to rotate.

4. The low-voltage incoming line cabinet that is easy to maintain according to claim 3 is characterized in that: A spring (510) is also provided in the fixing cylinder (140), and the spring (510) is used to drive the cross protrusion (520) to disengage from the cross groove (530).

5. The low-voltage incoming line cabinet that is easy to maintain according to claim 3 is characterized in that: A crank (160) is provided at the outer end of the rotating rod (150).

6. The low-voltage incoming line cabinet that is easy to maintain according to claim 2 is characterized in that: Limit blocks (310) are provided on both sides of the rack (340) in the installation cavity (430), a limit groove (410) is provided between the limit block (310) and the rack (340) along the length direction of the rack (340), and a limit screw (420) is provided in the limit groove (410).

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