CN213816944U

CN213816944U - Intelligent control cabinet

Info

Publication number: CN213816944U
Application number: CN202121437580.2U
Authority: CN
Inventors: 李玉刚; 江维明; 刘宁
Original assignee: Shandong Wanhai Electric Technology Co ltd
Current assignee: Shandong Wanhai Electric Technology Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-07-27
Anticipated expiration: 2031-06-28

Abstract

The utility model belongs to the field of equipment control devices and discloses an intelligent control cabinet, which comprises a support rod and a cable; the outer surface of the supporting rod is fixedly connected with a control box, and one end of the cable is connected with the inside of the control box; a protection component is arranged in the control box and used for cutting off the current of the cable; the protection component comprises a supporting plate, a static contact, a moving plate, a moving contact, a first electromagnet, an iron block, a guide rod and a top spring. Lose the electric current through first electro-magnet and no longer have magnetism for first electro-magnet no longer adsorbs the iron plate, and the moving plate is pushed down under the thrust of top spring, thereby makes static contact and moving contact phase separation, breaks off the moving contact and is connected with external electrical apparatus, prevents that the workman when overhauing electrical apparatus that the cable makes electrical apparatus circular telegram produce high-voltage electric field around the control box, leads to the fact life safety to the workman.

Description

Intelligent control cabinet

Technical Field

The utility model belongs to equipment control device field, concretely relates to intelligent control cabinet.

Background

The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements, and the arrangement of the control cabinet meets the requirements of normal operation of an electric power system, is convenient to overhaul and does not endanger the safety of people and surrounding equipment. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch.

When the switch board because external factors lead to the cable fracture, need the electric power personnel to overhaul the switch board, receive external force to destroy and when the fracture at the cable, can produce high-tension electric field around the switch board, if the workman gets into this region this moment, the danger of electrocuteeing probably can take place, harm workman's personal safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent control cabinet through the electrical apparatus that in time breaks off and be connected with the switch board, prevents to produce high-tension electric field around the switch board.

In order to achieve the above object, the utility model provides a following technical scheme: an intelligent control cabinet comprises a support rod and a cable; the outer surface of the supporting rod is fixedly connected with a control box, and one end of the cable is connected with the inside of the control box;

a protection component is arranged in the control box and used for cutting off the current of the cable;

the protection component comprises a supporting plate, static contacts, a movable plate, moving contacts, a first electromagnet, an iron block, a guide rod and a top spring, the supporting plate is fixedly connected with the inner wall of the control box, the movable plate is arranged below the supporting plate, the two static contacts are fixedly connected to the lower surface of the supporting plate, one end of the guide rod penetrates through the upper surface of the supporting plate and is in sliding connection with the upper surface of the supporting plate, the other end of the guide rod is fixedly connected with the movable plate, the top spring is sleeved on the guide rod, the top spring is arranged between the movable plates of the supporting plate, the iron block is fixedly connected to the upper surface of the movable plate, the first electromagnet is fixedly connected to the lower surface of the supporting plate, the two moving contacts are fixedly connected to the upper surface of the movable plate, and the moving contacts are arranged below the static contacts.

Preferably, the control box is internally provided with a test assembly, the test assembly comprises a fixed plate, an auxiliary contact, a connecting plate, a moving rod, a pulling plate, a storage battery, two electrodes, a connecting contact, a compression spring, a second electromagnet and a transformer, the fixed plate is fixedly connected to the inner surface of the control box, the outer surface of the fixed plate, which is close to one side of the moving contact, is fixedly connected with the two auxiliary contacts, the connecting plate is fixedly connected with the inner wall of the control box, one end of the moving rod penetrates through the upper surface of the connecting plate and is fixedly connected with the upper surface of the connecting plate, the bottom end of the moving rod is fixedly connected with the upper surface of the pulling plate, the compression spring is sleeved on the moving rod, the compression spring is arranged between the connecting plate and the pulling plate, the two electrodes of the storage battery penetrate through the lower surface of the pulling plate and are fixedly connected with the lower surface of the pulling plate, the lower surface of the connecting plate is fixedly connected with the second electromagnet, the outer surface of the fixed plate is fixedly connected with a transformer, and one end of the connecting contact is connected with the transformer.

Preferably, the outer surface of the fixed plate is provided with a connection component, the connection component comprises a capacitor and a third electromagnet, the lower surface of the supporting plate, which is close to the first electromagnet, is fixedly connected with the third electromagnet, and the capacitor, the third electromagnet and the transformer are connected in an electric connection mode.

Preferably, the inner wall of the control box is fixedly connected with a controller.

Preferably, the outer surface of the control box is provided with a vent, and the outer surface of the vent is provided with a rain baffle.

Preferably, the pulling plate is made of ferromagnetic material.

The technical scheme has the following technical effects:

1. lose the electric current through first electro-magnet and no longer have magnetism for the iron plate that first electro-magnet attracted will no longer be adsorbed, makes the movable plate receive the thrust of top spring to be promoted downwards, thereby makes static contact and moving contact phase separation, breaks off the moving contact and is connected with external electrical apparatus, prevents that the workman when overhauing the electrical apparatus, and the cable makes the electrical apparatus circular telegram produce high-voltage electric field around the control box, causes personal safety to the workman.

2. The controller controls the second electromagnet to be electrified to generate magnetic force, the pulling plate is attracted to be pulled upwards along the direction of the moving rod, so that the two electrodes fixedly connected with the pulling plate are pulled upwards, after the two electrodes are contacted with the auxiliary contact and the connecting contact, the storage battery is communicated with the auxiliary contact, and under the action of the transformer, the voltage of the storage battery can drive the external electrical appliance to work, so that whether the external electrical appliance is repaired is detected.

Drawings

FIG. 1 is a schematic diagram of an overall structure of an intelligent control cabinet;

FIG. 2 is a schematic left sectional view of an intelligent control cabinet;

FIG. 3 is a schematic diagram of a right sectional view of an intelligent control cabinet;

fig. 4 is a front sectional structural diagram of an intelligent control cabinet.

Wherein: 1. a support bar; 2. a control box; 3. a cable; 4. a protection component; 401. a support plate; 402. static contact; 403. moving the plate; 404. a moving contact; 405. a first electromagnet; 406. an iron block; 407. a guide bar; 408. a spring is supported; 5. testing the component; 501. a fixing plate; 502. an auxiliary contact; 503. a connecting plate; 504. a travel bar; 505. pulling a plate; 506. a storage battery; 507. an electrode; 508. a connection contact; 509. a compression spring; 510. a second electromagnet; 511. a transformer; 6. switching on the component; 601. a capacitor; 602. a third electromagnet; 7. a controller; 8. and a vent.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: an intelligent control cabinet comprises a support rod 1 and a cable 3; the outer surface of the supporting rod 1 is fixedly connected with a control box 2, and one end of a cable 3 is connected with the inside of the control box 2;

a protection component 4 is arranged in the control box 2, and the protection component 4 is used for cutting off the current of the cable 3;

the protection component 4 comprises a supporting plate 401, a fixed contact 402, a moving plate 403, a moving contact 404, a first electromagnet 405, an iron block 406, a guide rod 407 and a top spring 408, the supporting plate 401 is fixedly connected with the inner wall of the control box 2, the moving plate 403 is arranged below the supporting plate 401, two fixed contacts 402 are fixedly connected to the lower surface of the supporting plate 401, one end of the guide rod 407 penetrates through the upper surface of the supporting plate 401 and is connected with the upper surface in a sliding manner, the other end of the guide rod 407 is fixedly connected with the moving plate 403, the spring 408 is sleeved on the guide rod 407, the spring 408 is disposed between the moving plates 403 of the supporting plate 401, an iron block 406 is fixedly connected to the upper surface of the moving plates 403, the lower surface of the supporting plate 401 is fixedly connected with a first electromagnet 405, the upper surface of the moving plate 403 is fixedly connected with two moving contacts 404, and the moving contacts 404 are arranged below the fixed contact 402.

When the cable 3 is broken due to an accident, the first electromagnet 405 electrically connected with the cable 3 loses current, so that the first electromagnet is no longer magnetic, and at the moment, the iron block 406 attracted by the first electromagnet 405 is no longer adsorbed, so that the moving plate 403 is pushed downwards by the pushing force of the top spring 408, so that the static contact 402 is separated from the moving contact 404, the moving contact 404 is disconnected from an external electrical appliance, and the cable 3 is prevented from electrifying the electrical appliance to generate a high-voltage electric field around the control box 2 when a worker overhauls the electrical appliance, thereby causing personal safety to the worker.

The inside of the control box 2 is further provided with a test assembly 5, the test assembly 5 comprises a fixed plate 501, an auxiliary contact 502, a connecting plate 503, a moving rod 504, a pulling plate 505, a storage battery 506, two electrodes 507, a connecting contact 508, a compression spring 509, a second electromagnet 510 and a transformer 511, the model of the transformer 511 is SCB9-2000/10, the fixed plate 501 is fixedly connected with the inner surface of the control box 2, the outer surface of the fixed plate 501 close to one side of the moving contact 404 is fixedly connected with the two auxiliary contacts 502, the connecting plate 503 is fixedly connected with the inner wall of the control box 2, one end of the moving rod 504 penetrates through the upper surface of the connecting plate 503 and is fixedly connected with the upper surface of the pulling plate 505, the bottom end of the moving rod 504 is fixedly connected with the upper surface of the pulling plate 505, the compression spring 509 is sleeved on the moving rod 504, the compression spring 509 is arranged between the connecting plate 503 and the pulling plate 505, the two electrodes 507 of the storage battery 506 penetrates through the lower surface of the pulling plate 505 and is fixedly connected with the pulling plate, the lower surface of the connecting plate 503 is fixedly connected with a second electromagnet 510, the outer surface of the fixing plate 501 is fixedly connected with a transformer 511, and one end of the connecting contact 508 is connected with the transformer 511.

The controller 7 is fixedly connected to the inner wall of the control box 2, the controller 7 is electrically connected to the second electromagnet 510, after the movable contact 404 is pushed downward due to an accident, the movable contact 404 is connected to the auxiliary contact 502 in an overlapping manner, after workers finish maintenance of the electrical appliance, the controller 7 controls the second electromagnet 510 to be electrified to generate magnetic force, the pull plate 505 is made of ferromagnetic material, at the moment, the second electromagnet 510 attracts the pull plate 505 to be pulled upward along the direction of the moving rod 504, when the pull plate 505 is pulled upward, the two electrodes 507 fixedly connected to the pull plate 505 are pulled upward, when the two electrodes 507 are connected to the auxiliary contact 502 and the connecting contact 508, the storage battery 506 is connected to the auxiliary contact 502, and under the action of the transformer 511, the voltage of the storage battery 506 can drive the external electrical appliance to work, so as to detect whether the external electrical appliance is repaired.

The connection assembly 6 is arranged on the outer surface of the fixing plate 501, the connection assembly 6 comprises a capacitor 601 and a third electromagnet 602, the model of the capacitor 601 is CT410805CG102K500NT, the lower surface, close to the first electromagnet 405, of the supporting plate 401 is fixedly connected with the third electromagnet 602, the capacitor 601 and the third electromagnet 602 are electrically connected with the transformer 511, and the model of the electromagnet is JL-0420.

After the current passing through the storage battery 506 flows through the capacitor 601, a part of the current of the storage battery 506 may be stored by the capacitor 601, so that the capacitor 601 energizes the third electromagnet 602, thereby causing the third electromagnet 602 to attract the iron block 406 to move upward, and reconnecting the electrical connection between the static contact 402 and the moving contact 404, so that the cable 3 supplies power to the external electrical appliance.

The outer surface of control box 2 has seted up vent 8, and the surface of vent 8 is equipped with the weather shield, prevents that the high temperature in control box 2 from causing electrical components trouble.

Those not described in detail in this specification are within the skill of the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an intelligent control cabinet, includes bracing piece (1) and cable (3), the fixed surface of bracing piece (1) is connected with control box (2), the one end of cable (3) is connected with the inside of control box (2), its characterized in that:

a protection component (4) is arranged in the control box (2), and the protection component (4) is used for cutting off the current of the cable (3);

the protection component (4) comprises a supporting plate (401), static contacts (402), a moving plate (403), a moving contact (404), a first electromagnet (405), an iron block (406), a guide rod (407) and a top spring (408), the supporting plate (401) is fixedly connected with the inner wall of the control box (2), the moving plate (403) is arranged below the supporting plate (401), the lower surface of the supporting plate (401) is fixedly connected with the two static contacts (402), one end of the guide rod (407) penetrates through the upper surface of the supporting plate (401) and is in sliding connection with the upper surface, the other end of the guide rod (407) is fixedly connected with the moving plate (403), the top spring (408) is sleeved on the guide rod (407), the top spring (408) is arranged between the supporting plate (401) and the moving plate (403), the upper surface of the moving plate (403) is fixedly connected with the iron block (406), the lower surface of the supporting plate (401) is fixedly connected with the first electromagnet (405), two moving contacts (404) are fixedly connected to the upper surface of the moving plate (403), and the moving contacts (404) are arranged below the fixed contacts (402).

2. An intelligent control cabinet according to claim 1, wherein: the testing device is characterized in that a testing component (5) is further arranged inside the control box (2), the testing component (5) comprises a fixing plate (501), auxiliary contacts (502), a connecting plate (503), a moving rod (504), a pulling plate (505), a storage battery (506), two electrodes (507), a connecting contact (508), a compression spring (509), a second electromagnet (510) and a transformer (511), the fixing plate (501) is fixedly connected to the inner surface of the control box (2), the outer surface of one side, close to the moving contact (404), of the fixing plate (501) is fixedly connected with the two auxiliary contacts (502), the connecting plate (503) is fixedly connected with the inner wall of the control box (2), one end of the moving rod (504) penetrates through the upper surface of the connecting plate (503) and is fixedly connected with the upper surface of the moving contact, the bottom end of the moving rod (504) is fixedly connected with the upper surface of the pulling plate (505), and the compression spring (509) is sleeved on the moving rod (504), the compression spring (509) is arranged between the connecting plate (503) and the pulling plate (505), the two electrodes (507) of the storage battery (506) penetrate through the lower surface of the pulling plate (505) and are fixedly connected with the pulling plate, the lower surface of the connecting plate (503) is fixedly connected with a second electromagnet (510), the outer surface of the fixing plate (501) is fixedly connected with a transformer (511), and one end of the connecting contact (508) is connected with the transformer (511).

3. An intelligent control cabinet according to claim 2, wherein: the surface of fixed plate (501) is equipped with switch-on subassembly (6), switch-on subassembly (6) are including electric capacity (601) and third electro-magnet (602), the lower surface fixedly connected with third electro-magnet (602) that backup pad (401) are close to first electro-magnet (405), electric capacity (601), third electro-magnet (602) are connected with transformer (511) adoption electric connection's mode.

4. An intelligent control cabinet according to claim 1, wherein: the inner wall of the control box (2) is fixedly connected with a controller (7).

5. An intelligent control cabinet according to claim 1, wherein: the outer surface of the control box (2) is provided with a ventilation opening (8), and the outer surface of the ventilation opening (8) is provided with a rain baffle.

6. An intelligent control cabinet according to claim 2, wherein: the pulling plate (505) is made of ferromagnetic materials.