CN218005684U - Low-voltage switch cabinet with anti-falling function - Google Patents

Abstract

The utility model discloses a low-voltage switchgear with the function of preventing falling, which comprises a cabinet body and a drawer body; partitions are arranged at intervals in the cabinet, the drawer body is arranged on the partition, and the drawer body and the An anti-drop mechanism is provided between the cabinets; the anti-drop mechanism includes a guide rail slider assembly installed inside the cabinet, and the end of the slider of the guide rail slider assembly is slidably fitted with a connecting block. A chute is provided, and an elastic pin is fixedly installed on the outside of the drawer body, and the elastic pin is plugged and matched with the chute, and a slope is provided on a side of the elastic pin close to the slider. The low-voltage switch cabinet with the anti-drop function has the advantages of simple structure, low cost and convenient operation.

Description

A low-voltage switchgear with anti-drop function

technical field

The utility model relates to the technical field of switch cabinets, in particular to a low-voltage switch cabinet with the function of preventing falling.

Background technique

The switch cabinet is a kind of electrical equipment. The outside line of the switch cabinet first enters the main control switch in the cabinet, and then enters the sub-control switch. Each branch is set according to its needs. Such as instruments, automatic controls, motor magnetic switches, various AC contactors, etc., some also have high-voltage room and low-voltage room switch cabinets, high-voltage busbars, such as power plants, etc. load shedding. The main function of the switchgear is to open and close, control and protect electrical equipment during the process of power generation, transmission, distribution and power conversion in the power system. The components in the switch cabinet are mainly composed of circuit breakers, disconnectors, load switches, operating mechanisms, transformers and various protection devices. Low-voltage switchgear is suitable for power plants, petroleum, chemical industry, metallurgy, textiles, high-rise buildings and other industries, as power transmission, power distribution and power conversion.

The low-voltage switchgear includes a cabinet body and a drawer body installed in the cabinet body. The cabinet body and the drawer body are pulled together. If there is no anti-drop mechanism between the switch cabinet and the cabinet body, the drawer body is easy to fall after the drawer body is pulled out. The components installed on the drawer body are damaged; the current switchgear with the anti-drop mechanism needs to be manually unlocked after a part of the drawer is pulled out, and then the drawer is pulled out. The operation is time-consuming and laborious, the structure is complicated, and it is not easy to use.

Contents of the invention

Aiming at the deficiencies in the prior art above, the technical problem to be solved in this patent application is how to provide a low-voltage switchgear with a simple structure, low cost, and easy to operate with anti-drop function.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A low-voltage switchgear with anti-drop function, comprising a cabinet body and a drawer body; partitions are arranged at intervals in the cabinet, the drawer body is arranged on the partition board, and the drawer body and the cabinet body are arranged There is an anti-drop mechanism;

The anti-drop mechanism includes a guide rail slider assembly installed inside the cabinet, the end of the slider of the guide rail slider assembly is slidably fitted with a connecting block, the connecting block is provided with a slide groove, and the drawer body An elastic bolt is fixedly installed on the outer side, and the elastic bolt is plugged and matched with the chute, and a slope is arranged on a side of the elastic bolt close to the slider.

In this way, handles are provided at both ends of the drawer body. When the drawer is pulled outward, hold the handle with both hands to pull the drawer outward. After the slide block of the guide rail slider assembly slides in place, after the connecting block slides in place relative to the slide block, the elastic The latch slides relative to the chute. At this time, the drawer body is already on the outside of the cabinet body. Lift the drawer body upwards, and the drawer body can be taken out, and the drawer can be pulled out once it is in place. There is no need to release the handle by hand. After the drawer body is taken out, push the anti-drop assembly into the cabinet. When putting the drawer body back, place the drawer body on the partition, push the drawer body to move inward, and the elastic bolt collides with the connecting block. , the elastic pin is retracted, when the elastic pin is facing the chute, the elastic pin is reset and inserted into the chute to realize the connection with the anti-drop mechanism, and then push the drawer body into place. In the switchgear of the present application, after the drawer is drawn out, the drawer can be taken out by lifting the drawer upwards, which can better prevent the drawer from falling.

Wherein, the guide rail slider assembly includes two ear seats fixedly installed on the inside of the cabinet, two guide rails arranged at intervals are fixedly installed between the two lugs, and the slide block has sliding holes for sliding fit with the guide rails. The slider slides along the rails.

Wherein, the end of the slider is provided with a guide groove, one side of the guide groove is provided with a gap, the two sides of the end of the connecting block protrude outward, and the end of the connecting block slides with the guide groove Cooperate; a guide rod is fixedly installed in the guide groove, and the connecting block has a guide hole slidingly matched with the guide rod. The end of the connecting block is T-shaped, which is convenient for connecting with the slider. A space can be better provided, so that the drawer body can be better pulled out from the cabinet body.

Wherein, the elastic bolt includes a socket fixedly installed on the outside of the drawer body, the socket has a receiving groove opened downward, the inside of the receiving groove is connected to the bolt through a spring, and the upper end of the latch is slidingly matched with the receiving groove, A slope is provided on one side of the bolt corresponding to the slider.

Wherein, the cross-section of the receiving groove is rectangular, and the cross-section of the pin is rectangular. Anti-rotate the latch so that the ramp faces the slider.

Wherein, the upper end and the lower end of both sides of the drawer body respectively protrude outwards to be provided with limiting plates, and the limiting plates are slidably attached to the cabinet body. It is convenient to limit the left and right sides of the drawer body.

To sum up, the low-voltage switchgear with the anti-drop function has the advantages of simple structure, low cost and easy operation.

Description of drawings

Fig. 1 is a schematic structural diagram of a low-voltage switchgear with anti-drop function described in the present invention.

Fig. 2 is a partial schematic diagram of Fig. 1, wherein the drawer body is in a pulled-out state.

Fig. 3 is a schematic diagram of the drawer body.

FIG. 4 is a partial schematic diagram of FIG. 3 .

Fig. 5 is a schematic diagram of Fig. 3 in a pulled-out state.

FIG. 6 is a partial schematic diagram of FIG. 5 .

Fig. 7 is a sectional view of the anti-drop mechanism.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in further detail. In the description of the present utility model, it should be understood that the orientations or positional relationships indicated by orientation words such as "up, down" and "top, bottom" are usually based on the orientations or positional relationships shown in the accompanying drawings, and are only In order to facilitate the description of the utility model and simplify the description, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation unless otherwise specified, so it cannot be understood To limit the protection scope of the present utility model; the orientation words "inner and outer" refer to the inside and outside of the outline of each component itself.

As shown in Figure 1-7, a low-voltage switch cabinet with anti-drop function includes a cabinet body 1 and a drawer body 2; partitions are arranged in the cabinet body 1 at intervals, and the drawer body 2 is arranged on the partition On the board, there are heat dissipation holes and wire passing holes arranged on the partition, and an anti-drop mechanism is arranged between the drawer body 2 and the cabinet body 1;

The anti-drop mechanism includes a guide rail slider assembly installed inside the cabinet body 1, the end of the slider 3 of the guide rail slider assembly is slidably fitted with a connecting block 4, and the connecting block is provided with a chute 5, so that The outer side of the drawer body is fixedly equipped with an elastic bolt 6, which is mated with the chute, and a slope 7 is provided on the side of the elastic bolt close to the slider.

In this way, handles are provided at both ends of the drawer body. When the drawer is pulled outward, hold the handle with both hands to pull the drawer outward. After the slide block of the guide rail slider assembly slides in place, after the connecting block slides in place relative to the slide block, the elastic The latch slides relative to the chute. At this time, the drawer body is already on the outside of the cabinet body. Lift the drawer body upwards, and the drawer body can be taken out, and the drawer can be pulled out once it is in place. There is no need to release the handle by hand. After the drawer body is taken out, push the anti-drop assembly into the cabinet. When putting the drawer body back, place the drawer body on the partition, push the drawer body to move inward, and the elastic bolt collides with the connecting block. , the elastic pin is retracted, when the elastic pin is facing the chute, the elastic pin is reset and inserted into the chute to realize the connection with the anti-drop mechanism, and then push the drawer body into place. In the switchgear of the present application, after the drawer is drawn out, the drawer can be taken out by lifting the drawer upwards, which can better prevent the drawer from falling.

In this embodiment, the guide rail slider assembly includes two ear seats fixedly installed on the inside of the cabinet, and two guide rails 8 arranged at intervals are fixedly installed between the two lugs, and the slider has a sliding fit with the guide rails. the slide hole. The slider slides along the rails.

In this embodiment, the end of the slider is provided with a guide groove 9, a gap is provided on one side of the guide groove, both sides of the end of the connecting block protrude outward, and the end of the connecting block Slidingly fit with the guide groove; a guide rod 10 is fixedly installed in the guide groove, and the connecting block has a guide hole 11 slidingly fit with the guide rod. The end of the connecting block is T-shaped, which is convenient for connecting with the slider. A space can be better provided, so that the drawer body can be better pulled out from the cabinet body.

In this embodiment, the elastic bolt includes a socket 12 fixedly installed on the outside of the drawer body, and the socket has a receiving groove opened downwards, and the receiving groove is connected to the bolt 14 through a spring 13, and the upper end of the bolt is Slidingly matched with the accommodating groove, the side of the bolt corresponding to the slider is provided with an inclined surface.

In this embodiment, the receiving groove has a rectangular cross-section, and the plug pin has a rectangular cross-section. Anti-rotate the latch so that the ramp faces the slider.

In this embodiment, the upper end and the lower end of both sides of the drawer body protrude outwards respectively to provide a limiting plate 15 , and the limiting plate is slidably attached to the cabinet body. It is convenient to limit the left and right sides of the drawer body.

principle:

There are handles on both ends of the drawer body. When pulling the drawer outward, hold the handle with both hands and pull the drawer outward. After the slider of the guide rail slider assembly slides in place, the connecting block slides in place relative to the slider. Slide on the chute. At this time, the drawer body is already on the outside of the cabinet body. Lift the drawer body up to take out the drawer body. It can be pulled in place at one time and the drawer can be taken out without releasing the handle. After the drawer body is taken out, push the anti-drop assembly into the cabinet. When putting the drawer body back, place the drawer body on the partition, push the drawer body to move inward, and the elastic bolt collides with the connecting block. , the elastic pin is retracted, when the elastic pin is facing the chute, the elastic pin is reset and inserted into the chute to realize the connection with the anti-drop mechanism, and then push the drawer body into place. In the switchgear of the present application, after the drawer is drawn out, the drawer can be taken out by lifting the drawer upwards, which can better prevent the drawer from falling.

Finally, it should be noted that those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. In this way, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and its equivalent statistics, the utility model also intends to include these modifications and variations.

Claims (6)

1. A low-voltage switch cabinet with a drop-proof function is characterized by comprising a cabinet body (1) and a drawer body (2); the drawer is characterized in that partition plates are arranged in the cabinet body at intervals, the drawer body is arranged on the partition plates, and a falling-prevention mechanism is arranged between the drawer body and the cabinet body;

the anti-falling mechanism comprises a guide rail sliding block assembly arranged on the inner side of the cabinet body, a connecting block (4) is arranged at the end part of a sliding block (3) of the guide rail sliding block assembly in a sliding fit mode, a sliding groove (5) is formed in the connecting block, an elastic bolt (6) is fixedly arranged on the outer side of the drawer body and is in plug-in fit with the sliding groove, and an inclined surface (7) is arranged on one side, close to the sliding block, of the elastic bolt.

2. The low-voltage switch cabinet with the falling prevention function according to claim 1, wherein the guide rail sliding block assembly comprises two lug seats fixedly installed on the inner side of the cabinet body, two guide rails (8) arranged at intervals are fixedly installed between the two support lugs, and the sliding block is provided with a sliding hole in sliding fit with the guide rails.

3. The low-voltage switch cabinet with the falling prevention function, according to claim 2, is characterized in that a guide groove (9) is formed at the end part of the sliding block, a notch is formed at one side of the guide groove, two sides of the end part of the connecting block are arranged in a protruding manner, and the end part of the connecting block is in sliding fit with the guide groove; a guide rod (10) is fixedly installed in the guide groove, and the connecting block is provided with a guide hole (11) in sliding fit with the guide rod.

4. The low-voltage switch cabinet with the fall protection function according to claim 1, wherein the elastic bolt comprises a socket (12) fixedly mounted on the outer side of the drawer body, the socket has a receiving groove with a downward opening, the receiving groove is connected with a bolt structure (14) through a spring (13), the upper end of the bolt structure is in sliding fit with the receiving groove, and a side of the bolt structure corresponding to the sliding block is provided with a slope.

5. A low-voltage switch cabinet with a fall protection function according to claim 4, wherein the accommodating groove is rectangular in cross section, and the bolt structure is rectangular in cross section.

6. The low-voltage switch cabinet with the falling prevention function according to claim 1, wherein limiting plates (15) are respectively arranged at the upper end and the lower end of two sides of the drawer body in a protruding manner, and the limiting plates are in sliding fit with the cabinet body.

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