CN219659200U

CN219659200U - Low-voltage cabinet

Info

Publication number: CN219659200U
Application number: CN202320748470.0U
Authority: CN
Inventors: 刘平修; 陈思超; 洪灿
Original assignee: Yihuaping Electric Co ltd
Current assignee: Yihuaping Electric Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-09-08
Anticipated expiration: 2033-04-07

Abstract

The utility model relates to a low-voltage cabinet, which belongs to the field of low-voltage cabinets and comprises a cabinet body and a wire coiling device, wherein a drawing cabinet is arranged in the cabinet body through a slideway, an electric element is arranged in the drawing cabinet, a through groove I is arranged on the back surface of the drawing cabinet, a wire on the electric element passes through the through groove I and is wound on a wire coiling roller in the wire coiling device, the wire coiling roller is arranged on a synchronous shaft, the synchronous shaft is connected with a synchronous belt, the synchronous belt is connected to the lower end surface of the drawing cabinet through a fixed block, the drawing cabinet of the device can slide out of the cabinet body through slideways on two sides, at the moment, the fixed block drives the synchronous belt to move, and the synchronous belt drives the wire coiling roller on the synchronous shaft to synchronously rotate, so that the wire wound on the wire coiling roller is wound and released.

Description

Low-voltage cabinet

Technical Field

The utility model belongs to the field of low-voltage cabinets, and particularly relates to a low-voltage cabinet.

Background

The low-voltage cabinet is also called a control cabinet, and is characterized in that switching equipment, measuring instruments, protection appliances and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electric wiring requirement, the arrangement of the low-voltage cabinet meets the requirement of normal operation of an electric power system, the maintenance is convenient, the safety of personnel and surrounding equipment is not endangered, a circuit can be switched on or off by means of manual or automatic switches in normal operation, the circuit is switched off or an alarm is given out by means of the protection appliances in fault or abnormal operation, various parameters in operation can be displayed by means of the measuring instruments, certain electric parameters can be adjusted, and the abnormal working state is prompted or signaled, so that the low-voltage cabinet is commonly used in various distribution and transformation substations.

Most of the electrical components in the switch cabinet are installed on an installation plate, the installation plate is fixed on the back plate of the cabinet body again, or the electrical components are directly installed in the cabinet body, no matter what mode is installed, when in daily maintenance or fault maintenance, operators are required to stretch the upper body into the cabinet body to maintain devices in the cabinet body, the space in the cabinet body is limited, so that maintenance is inconvenient, and the existing device expands the space for maintenance operation through the pull type structural design, but the electrical components are pulled out and moved in the process, the wires connected with the electrical components stretch out equally, the movable length is reserved for the wires, when the electrical components are pushed back into the cabinet body, the wires can be extruded and piled at the back plate in the cabinet body, the wires are easy to be confused and wound, and poor contact between the wires and the electrical components is easy to be caused by multiple times of pull.

The utility model is characterized by comprising the following steps: a pull-out low-voltage switchgear cabinet (application number: 202121237957.X, application publication date: 2021.06.04). The application discloses pull formula low tension switchgear sets up the multilayer cavity in the cubical switchboard, is equipped with the pull structure in the cavity, utilizes the space of placing of pull structure and cavity formation electrical component, rational utilization cabinet body space to set up a plurality of division boards in placing the space, utilize the division board to separate a plurality of electrical component, make the component of placing in the space lay comparatively neat, but connect electrical component's electric wire and produce at the in-process of pull and pile up, take place chaotic winding easily, the complex pull causes electric wire and electrical component contact failure easily.

Disclosure of Invention

1. Technical problem to be solved by the utility model

The utility model aims to solve the problems that the space in the cabinet body is limited, the overhaul and the maintenance are difficult, and the winding confusion among wires can be caused by a drawable structure, so that the wires and electrical elements are in poor contact.

2. Technical proposal

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to a low-voltage cabinet which comprises a cabinet body and a wire coiling device, wherein a drawing cabinet is arranged in the cabinet body through a slideway, an electric element is arranged in the drawing cabinet, a through groove I is arranged on the back surface of the drawing cabinet, a wire on the electric element passes through the through groove I and is wound on a wire coiling roller in the wire coiling device, the wire coiling roller is arranged on a synchronous shaft, the synchronous shaft is connected with a synchronous belt, the synchronous belt is connected to the lower end surface of the drawing cabinet through a fixed block, and the fixed block is arranged at one end of the drawing cabinet.

Preferably, one end of the synchronous belt is connected with the positioning wheel, the other end of the synchronous belt is connected with the tooth groove on the synchronous shaft, and the positioning wheel and the synchronous shaft are arranged at two ends of the slideway.

Preferably, one end of the synchronizing shaft is arranged on the inner side wall of the cabinet body through a bearing, the other end of the synchronizing shaft is movably connected with the supporting ring, a connecting hole is formed in the synchronizing shaft and is communicated with a second through groove on the wire winding roller, and the connecting hole and the synchronizing shaft are coaxial.

Preferably, a first locking block is arranged at the first through groove, and a second locking block is arranged at the second through groove.

Preferably, the wire is spirally inserted into the connection hole, and the winding direction of the wire on the winding roller is the same as the rotating direction of the winding roller when the wire is moved out of the drawing cabinet.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

(1) According to the low-voltage cabinet, the pull cabinet can slide out of the cabinet body through the slide ways on the two sides, the fixed block drives the synchronous belt to move at the moment, the synchronous belt drives the winding roller on the synchronous shaft to synchronously rotate, and the winding and unwinding of the electric wires wound on the winding roller are realized.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a low-voltage cabinet according to the present utility model.

Fig. 2 is a schematic structural diagram of a winding device of a low-voltage cabinet according to the present utility model.

Reference numerals in the schematic drawings illustrate:

100. a cabinet body; 110. a slideway; 120. a drawing cabinet; 130. an electrical component; 140. a first through groove; 141. a first locking block;

200. a winding device; 210. a wire winding roller; 211. a second through groove; 212. a second locking block; 220. a synchronizing shaft; 221. a support ring; 222. a connection hole; 230. a synchronous belt; 231. a fixed block; 232. a positioning wheel; 240. an electric wire.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Example 1

Referring to fig. 1-2, a low-voltage cabinet of this embodiment includes a cabinet body 100 and a winding device 200, a drawer cabinet 120 is installed in the cabinet body 100 through a slideway 110, an electrical component 130 is installed in the drawer cabinet 120, a through groove 140 is provided on the back of the drawer cabinet 120, an electric wire 240 on the electrical component 130 passes through the through groove 140 and is wound on a winding roller 210 in the winding device 200, the winding roller 210 is installed on a synchronizing shaft 220, the synchronizing shaft 220 is connected with a synchronous belt 230, the synchronous belt 230 is connected to the lower end face of the drawer cabinet 120 through a fixing block 231, the fixing block 231 is installed at one end of the drawer cabinet 120, the drawer cabinet 120 can slide out of the cabinet body 100 through the slideway 110 at two sides, the space for an operator to overhaul the electrical component 130 is enlarged, meanwhile, the fixing block 231 drives the synchronous belt 230 to move, the synchronous belt 230 drives the winding roller 210 on the synchronizing shaft 220 to rotate synchronously, at this moment, the electric wire 240 wound on the winding roller 210 follows the moving distance of the drawer cabinet 120 to rotate and releases the electric wire 240, if the drawer cabinet 120 is pushed into the cabinet body 100, the electric wire 240 is chaotic, the electric wire winding shaft is driven by the synchronous belt 210 to rotate reversely, the electric wire 240 is wound on the winding roller 240, and simultaneously, the electric wire is prevented from being wound on the winding device 240 in the reverse winding space of the electric wire winding device, and the electric wire is prevented from being wound in the winding device, and the electric wire is prevented from being in the process of being caused by the poor winding.

The one end of hold-in range 230 of this embodiment is connected the locating wheel 232, the tooth's socket on the synchronizing shaft 220 is connected to the other end, the locating wheel 232 and the synchronizing shaft 220 are installed at the both ends of slide 110, the design of this structure, the travel distance of pull cabinet 120 in slide 110 is passed through hold-in range 230 and is given the winding distance of wire 240 to the rotatory number of turns of winding roller 210, thereby the distance that wire 240 was wound and the distance that pull cabinet 120 moved have realized synchronous and equidistance, avoided because the accumulation of wire 240 causes chaotic winding, the travel distance of fixed block 231 has been improved at the both ends of slide 110 to locating wheel 232 and synchronizing shaft 220 are installed, thereby the travel distance of pull cabinet 120 in slide 110 is the biggest, the maintenance space has been improved.

One end of the synchronizing shaft 220 of the embodiment is mounted on the inner side wall of the cabinet body 100 through a bearing, the other end is movably connected with the supporting ring 221, a connecting hole 222 is formed in the synchronizing shaft 220, the connecting hole 222 is communicated with a through groove II 211 on the wire winding roller 210, the connecting hole 222 and the synchronizing shaft 220 are coaxial, the synchronizing shaft 220 is mounted in the cabinet body 100 through the supporting ring 221 and the bearing support, an electric wire 240 penetrates through the through groove II 211 and is wound on the wire winding roller 210 through the connecting hole 222, the wire winding roller 210 is driven to synchronously rotate through meshing transmission of the synchronizing shaft 220 and the synchronous belt 230, winding and storage of the electric wire 240 are achieved, the coaxial connecting hole 222 and the synchronizing shaft 220 are used for preventing the wire winding roller 210 from rotating and simultaneously driving the wire inlet end of the electric wire 240 to be wound, and when the wire winding roller 210 rotates due to the design of the connecting hole 222 and the through groove II 211, the wire inlet end of the electric wire 240 rotates without winding itself.

The first locking block 141 is installed at the first through slot 140, the second locking block 212 is installed at the second through slot 211, and the first locking block 141 fixes the position of the electric wire 240 entering the first through slot 140, so that the connection between the electric wire 240 and the electric element 130 is not disturbed when the electric wire 240 is wound around the electric wire 240 by the winding roller 210, the stability of the electric wire 240 connected with the electric element 130 is improved, the second locking block 212 tightly adheres the electric wire 240 wound around the winding roller 210 to the surface of the winding roller 210, and the disorder of the electric wire 240 caused by the loosening of the electric wire 240 on the winding roller 210 is effectively prevented.

The wire 240 of the embodiment is in a spiral shape in the insertion connection hole 222, the winding direction of the wire 240 on the winding roller 210 is the same as the rotation direction of the winding roller 210 when the drawing cabinet 120 is moved out, and the design of the structure can effectively resist the damage of the wire 240 caused by the rotation of the wire inlet end of the wire 240 in the insertion connection hole 222, and if the winding direction of the wire 240 on the winding roller 210 is opposite to the rotation direction of the winding roller 210 when the drawing cabinet 120 is moved out, the wire 240 is forced to be pulled out on the winding roller 210.

The foregoing examples merely illustrate certain embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the concept of the utility model, all of which fall within the scope of protection of the utility model; accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A low-voltage cabinet, characterized in that: including cabinet body (100) and spiral device (200), install pull cabinet (120) through slide (110) in cabinet body (100), install electrical components (130) in pull cabinet (120), the back of pull cabinet (120) is equipped with logical groove one (140), wire (240) on electrical components (130) pass logical groove one (140) winding on spiral roller (210) in spiral device (200), spiral roller (210) are installed on synchronizing shaft (220), synchronizing shaft (220) are connected with hold-in range (230), hold-in range (230) are connected at the lower terminal surface of pull cabinet (120) through fixed block (231), one end in pull cabinet (120) is installed to fixed block (231).

2. A low-voltage cabinet according to claim 1, characterized in that: one end of the synchronous belt (230) is connected with a positioning wheel (232), the other end of the synchronous belt is connected with a tooth slot on the synchronous shaft (220), and the positioning wheel (232) and the synchronous shaft (220) are arranged at two ends of the slideway (110).

3. A low-voltage cabinet according to claim 1, characterized in that: one end of the synchronizing shaft (220) is arranged on the inner side wall of the cabinet body (100) through a bearing, the other end of the synchronizing shaft is movably connected with the supporting ring (221), a connecting hole (222) is formed in the synchronizing shaft (220), the connecting hole (222) is communicated with a second through groove (211) on the winding roller (210), and the connecting hole (222) and the synchronizing shaft (220) are coaxial.

4. A low-voltage cabinet according to claim 3, characterized in that: the first through groove (140) is provided with a first locking block (141), and the second through groove (211) is provided with a second locking block (212).

5. A low-voltage cabinet according to claim 1, characterized in that: the electric wire (240) is in a spiral shape when being inserted into the connecting hole (222), and the winding direction of the electric wire (240) on the winding roller (210) is the same as the rotating direction of the winding roller (210) when the drawing cabinet (120) is moved out.