CN219123798U

CN219123798U - Draw-out type low-voltage switch cabinet

Info

Publication number: CN219123798U
Application number: CN202223418647.5U
Authority: CN
Inventors: 闫开放
Original assignee: Henan Zhonghui Electric Co ltd
Current assignee: Henan Zhonghui Electric Co ltd
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-06-02
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a draw-out low-voltage switch cabinet, which comprises a cabinet body and a switch mechanism; the cabinet body: the lower end of the cabinet body is provided with a dehumidifying box, the outlet of the right end of the dehumidifying box is connected with a dehumidifying box door through a hinge, four corners of the upper end of the cabinet body are respectively provided with a support column, the upper ends of the support columns are fixedly connected with the lower end of a protection plate, the middle part of the bottom wall of the cabinet body is provided with a wiring board, the outlet of the rear end of the cabinet body is hinged with a cabinet door through a hinge, the rear end of the cabinet door is provided with a door handle, and the inside of ventilation openings arranged at the left end and the right end of the cabinet body are respectively provided with a filter screen; a switching mechanism: it includes handle, drawer and louvre, the equal sliding connection of drawer is in the mounting hole that cabinet body front end set up, and the louvre all sets up in the middle part at both ends about the drawer, and the handle all sets up in the right side of drawer front end, and this pull-out type low tension switchgear, conveniently installs, avoids cabinet body and bottom surface direct contact, has improved efficiency of construction, can remove dust dampproofing, has increased the life of cubical switchboard.

Description

Draw-out type low-voltage switch cabinet

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a draw-out type low-voltage switch cabinet.

Background

The high-low voltage switch cabinet equipment and the control cabinet are used as electric equipment for power transmission, distribution and electric energy conversion. The method is used for controlling power generation, power transmission, power distribution, power conversion and power consumption equipment. The product has the simple and reliable five-prevention interlocking function, prevents misoperation, has the characteristics of novel, smooth and concise appearance, unified tone, consistent weight proportion, full metal protection for the secondary wire slot in the high-pressure chamber, safer and more reliable operation, more humanized human-machine interface, explosion-proof operation and the like;

the conventional low-voltage switch cabinet is characterized in that a drawer distribution unit comprises a drawer, a drawer pushing mechanism, a drawer partition plate, a front panel, a primary main circuit plug-in mounting piece, a vertical bus bar clamp, a drawer valve and the like, electric energy is sent to a circuit breaker wire inlet end from a vertical bus bar in the switch cabinet through a primary wire inlet movable plug-in piece of the drawer, and then is connected to a load from the circuit breaker wire outlet end to primary movable plug-in pieces and static plug-in pieces of the drawer;

most low-voltage switch cabinets do not have the dampproof effect, and because the electric elements are arranged in the low-voltage switch cabinets, the electric elements are damaged due to the fact that short circuits and the like are easy to occur after the low-voltage switch cabinets are wetted, and the low-voltage switch cabinets cannot normally operate; when dust enters the low-voltage switch cabinet, the dust is easy to cause line aging and short circuit, so that the low-voltage switch cabinet is short in service life, short in fault and easy to cause potential safety hazard, and therefore, the pull-out low-voltage switch cabinet is provided.

Disclosure of Invention

The utility model aims to overcome the existing defects, provides the draw-out low-voltage switch cabinet, is convenient to install, avoids direct contact between the cabinet body and the bottom surface, improves the construction efficiency, can remove dust and prevent moisture, prolongs the service life of the switch cabinet, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a draw-out low-voltage switch cabinet comprises a cabinet body and a switch mechanism;

the cabinet body: the lower end of the cabinet body is provided with a dehumidifying box, the outlet of the right end of the dehumidifying box is connected with a dehumidifying box door through a hinge, four corners of the upper end of the cabinet body are respectively provided with a support column, the upper ends of the support columns are fixedly connected with the lower end of a protection plate, the middle part of the bottom wall of the cabinet body is provided with a wiring board, the outlet of the rear end of the cabinet body is hinged with a cabinet door through a hinge, the rear end of the cabinet door is provided with a door handle, and the inside of ventilation openings arranged at the left end and the right end of the cabinet body are respectively provided with a filter screen;

a switching mechanism: it includes handle, drawer and louvre, the equal sliding connection of drawer is in the mounting hole that cabinet body front end set up, and the louvre all sets up in the middle part at both ends about the drawer, and the handle all sets up in the right side of drawer front end, conveniently installs, avoids cabinet body and bottom surface direct contact, has improved the efficiency of construction, can remove dust dampproofing, has increased the life of cubical switchboard.

Further, still include air exhauster and air exhauster protection net, the air exhauster all sets up in the installing port of cabinet body upper end, and the air exhauster protection net all sets up in the upper and lower both ends of air exhauster, realizes the cooling to the cubical switchboard.

Further, the intelligent cabinet temperature control device further comprises a single chip microcomputer, the single chip microcomputer is arranged on the rear side of the left wall of the cabinet body, the input end of the single chip microcomputer is electrically connected with an external power supply, and the input end of the exhaust fan is electrically connected with the output end of the single chip microcomputer, so that the working efficiency is improved.

Further, the intelligent cabinet temperature monitoring system further comprises a temperature detector, wherein the temperature detector is respectively arranged at the front end of the wiring board and the rear side of the right wall of the cabinet body, and is electrically connected with the singlechip in a bidirectional manner to monitor the temperature in the cabinet body in real time.

Further, still include insulating film, wire branch mouth, inlet and outlet, the inlet sets up in the rear side of cabinet body right-hand member, and the outlet sets up in the rear side of cabinet body left end, and insulating film sets up respectively in the one end that cabinet body was kept away from to outlet and inlet, and the outer wall of insulating film is located to the wire branch mouth equiangle, the installation of the wire of being convenient for.

Further, the novel dehumidifying box further comprises a bagged drying agent and an air vent, wherein the bagged drying agent is uniformly arranged in the dehumidifying box, and the air vent is uniformly arranged at the upper end and the lower end of the dehumidifying box to prevent equipment in the dehumidifying box from being wetted.

Further, still include the support column, the support column all sets up in the four corners of dehumidification case lower extreme, realizes the support of equipment and fixes.

Compared with the prior art, the utility model has the beneficial effects that: this pull-out type low-voltage switchgear has following benefit:

1. when the electric cabinet is used, a wire penetrates through the wire opening to enter the cabinet body, the wire is installed at the rear end of the wiring board according to actual conditions, an electric element to be used is installed in the drawer, the connector is installed at the rear end of the drawer, the handle is pushed during use, the drawer is pushed into the cabinet body, the connector is connected with a socket installed on the wiring board in an inserting mode, a signal lamp green lamp is turned on, the fact that the electric element in the drawer is electrified through the wire arranged at the rear end of the connector and the wiring board is proved, the rotary change-over switch is turned on, the fact that equipment is electrified normally is proved, when power is required to be cut off, the rotary change-over switch is turned on, the signal lamp green lamp is turned on to prove that the equipment is powered off, the handle is pulled, the drawer is pulled out, the connector is separated from the socket installed on the wiring board, and power off of the equipment is achieved.

2. Through the regulation and control of singlechip, temperature detect appearance starts the operation, temperature detect appearance measuring data transmits the singlechip in real time, can produce the heat when the electrical components in the drawer operates, heat is got rid of from the louvre, the internal temperature of cabinet improves, at this moment through the regulation and control of singlechip, the air exhauster starts the operation, the internal air of air exhauster with the cabinet is arranged, the internal negative pressure that forms of cabinet, at this moment, outside cold air sets up the vent through the cabinet body both ends about and the dehumidification case enters into the internal portion of cabinet, more effectually reduce the internal temperature of cabinet, the moisture in the cold air can be absorbed away to the drier in bags that sets up in the dehumidification case, the impurity in the filter screen that sets up in the vent can filter the air, prevent that the dust from entering into the operation of the internal influence equipment of cabinet.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a switch mechanism according to the present utility model;

fig. 3 is a schematic view of a rear cross-sectional plan structure of the present utility model.

In the figure: 1 cabinet body, 2 singlechip, 3 dehumidification case, 4 dehumidification chamber door, 5 support column, 6 switch gear, 61 handle, 62 drawers, 63 vent, 7 insulating film, 8 wire inlet, 9 inlet, 10 outlet, 11 wiring board, 12 cabinet door, 13 door handle, 14 bagged drier, 15 air exhauster, 16 air exhauster protection net, 17 temperature detector, 18 filter screen, 19 vent, 20 support column, 21 protection shield.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: a draw-out low-voltage switch cabinet comprises a cabinet body 1 and a switch mechanism 6;

cabinet 1: the lower end of the cabinet body is provided with a dehumidifying box 3, the outlet of the right end of the dehumidifying box 3 is connected with a dehumidifying box door 4 through a hinge, four corners of the upper end of the cabinet body 1 are respectively provided with a support column 20, the upper ends of the support columns 20 are fixedly connected with the lower end of a protection plate 21, the middle part of the bottom wall of the cabinet body 1 is provided with a wiring board 11, the outlet of the rear end of the cabinet body 1 is hinged with a cabinet door 12 through a hinge, the rear end of the cabinet door 12 is provided with a door handle 13, and the inside of a vent opening arranged at the left end and the right end of the cabinet body 1 is provided with a filter screen 18;

and a switching mechanism 6: the electric cabinet comprises a handle 61, a drawer 62 and a heat dissipation hole 63, wherein the drawer 62 is slidably connected in mounting holes formed in the front end of the cabinet body 1, the heat dissipation hole 63 is formed in the middle of the left end and the right end of the drawer 62, the handle 61 is arranged on the right side of the front end of the drawer 62, a wire penetrates through a wire split opening 8 to enter the interior of the cabinet body 1 during use, the wire is mounted at the rear end of a wiring board 11 according to actual conditions, an electric element to be used is mounted in the interior of the drawer 62, a connector is mounted at the rear end of the drawer 62, the handle 61 is pushed during use, the drawer 62 is pushed into the cabinet body 1, the connector is plugged into a socket mounted on the wiring board 11, at this time, a signal lamp is turned on, the electric element in the drawer 62 at this time is proved to be electrified through the wire arranged at the rear end of the connector, a rotary change-over switch is turned on, the signal lamp is turned on normally, when the power-off is required, the power-off of the switch is turned-over of the signal lamp is proved, the signal lamp is turned off, the handle 61 is pulled, the socket 62 is pulled out, and the connector is separated from the wiring of the installation on the board 11, and the power-off of the device is realized.

Wherein: still include air exhauster 15 and air exhauster protection net 16, air exhauster 15 all set up in the installing port of cabinet body 1 upper end, and air exhauster protection net 16 all sets up in the upper and lower both ends of air exhauster 15, realizes the aeration cooling to the cubical switchboard.

Wherein: still include singlechip 2, singlechip 2 set up in the rear side of cabinet body 1 left wall, and external power source is connected to singlechip 2's input electricity, and air exhauster 15's input and singlechip 2's output electricity are connected, have improved work efficiency.

Wherein: the temperature detecting device also comprises a temperature detector 17, wherein the temperature detector 17 is respectively arranged at the front end of the wiring board 11 and the rear side of the right wall of the cabinet body 1, the temperature detector 17 is electrically connected with the singlechip 2 in a bidirectional manner, and the temperature in the cabinet body is monitored in real time.

Wherein: still include insulating film 7, wire inlet 8, inlet 9 and outlet 10, inlet 9 sets up in the rear side of cabinet body 1 right-hand member, and outlet 10 sets up in the rear side of cabinet body 1 left end, and insulating film 7 sets up respectively in the one end that cabinet body 1 was kept away from to outlet 10 and inlet 9, and the outer wall of insulating film 7 is located to wire inlet 8 equiangular to the wire, the installation of the wire of being convenient for.

Wherein: the novel dehumidifying device also comprises a bagged drying agent 14 and an air vent 19, wherein the bagged drying agent 14 is uniformly arranged in the dehumidifying box 3, and the air vent 19 is uniformly arranged at the upper end and the lower end of the dehumidifying box 3 to prevent equipment in the dehumidifying box from being wetted.

Wherein: still include support column 5, support column 5 all set up in the four corners of dehumidification case 3 lower extreme, realize the support of equipment fixed.

The utility model provides a pull-out type low-voltage switch cabinet, which has the following working principle: before working, the cabinet body 1 is moved to a designated working place through external traction equipment, the support columns 5 are correspondingly installed with the installation holes of the stations, limiting fixation of the switch cabinet is realized, when the switch cabinet is prevented from being offset or moving during working, a wire is led into the cabinet body 1 through the wire split port 8 during use, according to actual conditions, the wire is installed at the rear end of the wiring board 11, an electrical element to be used is installed in the drawer 62, a connector is installed at the rear end of the drawer 62, the handle 61 is pushed during use, the drawer 62 is pushed into the cabinet body 1, the connector is spliced with a socket installed on the wiring board 11, at the moment, a signal lamp is turned on, the electrical element in the drawer 62 is proved to be electrified through the wire arranged at the rear end of the wiring board at the moment, the rotary change-over switch is turned on, the signal lamp is turned on, when the power is required to be cut off, the equipment is proved to be electrified normally, the change-over switch is rotated, the signal lamp green light is turned on to prove that the equipment is powered off, the handle 61 is pulled, the drawer 62 is pulled out, the connector is separated from the socket arranged on the wiring board 11, the equipment is powered off, the temperature detector 17 starts to operate through the regulation and control of the single chip microcomputer 2, the data measured by the temperature detector 17 are transmitted to the single chip microcomputer 2 in real time, heat is generated when the electrical components in the drawer 62 operate, the heat is discharged from the heat-discharging holes 63, the temperature in the cabinet 1 is increased, the exhaust fan 15 starts to operate through the regulation and control of the single chip microcomputer 2, the exhaust fan 15 discharges air in the cabinet, negative pressure is formed in the cabinet 1, at the moment, external cold air enters the cabinet 1 through the ventilation openings arranged at the left end and the right end of the cabinet and the dehumidifying box 3, the temperature in the cabinet 1 is effectively reduced, the bagged drying agent 14 arranged in the dehumidifying box 3 can suck moisture in the cold air, the filter screen 18 arranged in the ventilation opening can filter impurities in the air, and prevent dust from entering the cabinet 1 to influence the operation of the equipment.

It should be noted that the singlechip 2 disclosed in the above embodiment may be S7-200, the exhaust fan 15 may be ME92252V1-000C-a99, the temperature detector 17 may be MTX70, and the singlechip 2 controls the operation of the exhaust fan 15 and the temperature detector 17 by a method commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a pull-out type low tension switchgear which characterized in that: comprises a cabinet body (1) and a switch mechanism (6);

cabinet body (1): the lower end of the cabinet body is provided with a dehumidifying box (3), a dehumidifying box door (4) is connected at the outlet of the right end of the dehumidifying box (3) through a hinge, the four corners of the upper end of the cabinet body (1) are provided with supporting columns (20), the upper ends of the supporting columns (20) are fixedly connected with the lower ends of protection plates (21), the middle part of the bottom wall of the cabinet body (1) is provided with a wiring board (11), a cabinet door (12) is hinged at the outlet of the rear end of the cabinet body (1) through the hinge, a door handle (13) is arranged at the rear end of the cabinet door (12), and filter screens (18) are arranged in ventilation openings formed in the left end and the right end of the cabinet body (1);

switching mechanism (6): the novel intelligent cabinet temperature control device comprises a handle (61), a drawer (62) and heat dissipation holes (63), wherein the drawer (62) is slidably connected in a mounting hole formed in the front end of a cabinet body (1), the heat dissipation holes (63) are formed in the middle of the left end and the right end of the drawer (62), and the handle (61) is arranged on the right side of the front end of the drawer (62).

2. A draw-out low voltage switchgear as claimed in claim 1, wherein: still include air exhauster (15) and air exhauster protection net (16), air exhauster (15) all set up in the installing port of cabinet body (1) upper end, and air exhauster protection net (16) all set up in the upper and lower both ends of air exhauster (15).

3. A draw-out low voltage switchgear as claimed in claim 2, wherein: the intelligent cabinet temperature control device is characterized by further comprising a singlechip (2), wherein the singlechip (2) is arranged at the rear side of the left wall of the cabinet body (1), the input end of the singlechip (2) is electrically connected with an external power supply, and the input end of the exhaust fan (15) is electrically connected with the output end of the singlechip (2).

4. A draw-out low voltage switchgear as claimed in claim 3, wherein: the intelligent cabinet temperature sensor further comprises a temperature detector (17), wherein the temperature detector (17) is respectively arranged at the front end of the wiring board (11) and the rear side of the right wall of the cabinet body (1), and the temperature detector (17) is electrically connected with the singlechip (2) in a bidirectional manner.

5. A draw-out low voltage switchgear as claimed in claim 1, wherein: still include insulating film (7), wire inlet (8), inlet (9) and outlet (10), inlet (9) set up in the rear side of cabinet body (1) right-hand member, and outlet (10) set up in the rear side of cabinet body (1) left end, and insulating film (7) set up respectively in outlet (10) and inlet (9) keep away from the one end of cabinet body (1), and the outer wall of insulating film (7) is located to wire inlet (8) equiangular degree.

6. A draw-out low voltage switchgear as claimed in claim 1, wherein: the novel dehumidifying device is characterized by further comprising a bagged drying agent (14) and an air vent (19), wherein the bagged drying agent (14) is uniformly arranged in the dehumidifying box (3), and the air vent (19) is uniformly arranged at the upper end and the lower end of the dehumidifying box (3).

7. A draw-out low voltage switchgear as claimed in claim 1, wherein: still include support column (5), support column (5) all set up in the four corners of dehumidification case (3) lower extreme.