CN208078396U - A kind of central switch cabinet being easily installed three-phase branch row - Google Patents

Abstract

The utility model provides a central switch cabinet which is convenient for installing three-phase branch rows, and relates to the field of electrical equipment. The central switch cabinet for easy installation of three-phase branch rows includes a cabinet body, and an inspection hole communicating with the inside of the cabinet body is opened on the left side of the cabinet body, and the left inner wall of the cabinet body corresponds to the position of the inspection hole A sealing plate is overlapped, and a spring groove is opened on the left inner wall of the cabinet, and a slider is slidably connected to the inside of the spring groove, and the right side of the slider is fixedly connected to the left side of the sealing plate. The right inner wall of the body is fixedly connected with a fixed plate, and the upper surface of the fixed plate is fixedly connected with a splint. The central switch cabinet which is convenient for installation of three-phase branch row can seal the inspection hole through the sealing plate provided inside the cabinet, so as to prevent dust from entering the cabinet when the inspection hole is opened for a long time, and through the spring provided inside the spring groove, The elastic force of the spring can be used to push the sealing plate to move, so that the sealing plate can be easily closed.

Description

A central switchgear for easy installation of three-phase branch row

technical field

The utility model relates to the technical field of electrical equipment, in particular to a central switch cabinet which is convenient for installing three-phase branch rows.

Background technique

The central switchgear is called metal armored central removable switchgear. It is a high-voltage power distribution device with a maximum working voltage of 3.6/7.2/12kV. It is an indoor complete power distribution device for a three-phase AC 50Hz single-bus section system or a double-bus section system. It is used to receive and distribute 3.6-12kV network power, and implement control, protection, monitoring and measurement of power circuits. The central switchgear is mainly used in power plants, power transmission of small and medium-sized generators, power reception and power transmission of secondary substations in power systems, power distribution of industrial and mining enterprises, and starting of large high-voltage motors.

At present, the maintenance window of the central switchgear is vertical and slanted to one side, which will cause inconvenience in the installation of branch bars and main busbars, especially the phase branch bars. The existing central switchgear is installing three-phase branches During rowing, because the inspection window is too small, it is not convenient to install screws on the front of the three-phase branch row, which greatly increases the time for installing the main busbar.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a central switchgear that is convenient for installing three-phase branch rows, which solves the problem that the inspection window is too small, making it difficult to install screws on the front of the three-phase branch row, which greatly increases The problem of the time to install the main busbar is solved.

(2) Technical solution

In order to achieve the above purpose, the utility model is achieved through the following technical solutions: a central switch cabinet for easy installation of three-phase branch rows, including a cabinet body, and an inspection and maintenance station connected to the inside of the cabinet body is provided on the left side of the cabinet body. hole, the left inner wall of the cabinet body is overlapped with a sealing plate corresponding to the position of the inspection hole, the left inner wall of the cabinet body is provided with a spring groove, and the inside of the spring groove is slidably connected with a slider, and the slider The right side of the block is fixedly connected with the left side of the sealing plate, the right inner wall of the cabinet body is fixedly connected with a fixed plate, the upper surface of the fixed plate is fixedly connected with a splint, and the upper surface of the fixed plate is fixedly connected with a connecting plate. plate, the left side of the connecting plate is provided with a thread groove, the internal thread of the thread groove is connected with the first screw, the upper surface of the fixed plate is provided with a moving groove, and the inside of the moving groove is slidably connected with a movable block , the upper surface of the movable block is fixedly connected with a moving plate, the left side of the moving plate is provided with an opening communicating with the right side, and the end of the first screw away from the thread groove penetrates the opening and extends to the moving plate on the left side of the mobile plate, the top of the moving plate is fixedly connected with a supporting plate, the upper surface of the supporting plate is fixedly connected with an auxiliary plate, the upper surface of the supporting plate is fixedly connected with a clamping plate, and the left side of the clamping plate The side is provided with a screw hole communicating with the right side, the inner thread of the screw hole is connected with a second screw, and the end of the second screw located on the left side of the clamping plate is fixedly connected with a rotary block.

Preferably, a spring is fixedly connected to the lower surface of the slider, and an end of the spring away from the slider is fixedly connected to the inner bottom wall of the spring groove.

Preferably, a handle is fixedly connected to the left side of the sealing plate, and the end of the handle away from the sealing plate passes through the inspection hole and extends to the outside of the cabinet.

Preferably, the right side of the splint is fixedly connected to the right inner wall of the cabinet, and the left side of the splint is fixedly connected to the right side of the connecting plate.

Preferably, the end of the second screw away from the rotating block passes through the screw hole and extends to the right side of the clamping plate, and the end of the second screw on the right side of the clamping plate is fixedly connected with a push block.

Preferably, one end of the first screw on the left side of the moving plate is fixedly connected with a rod cap, and the right side of the rod cap overlaps the left side of the moving plate.

(3) Beneficial effects

The utility model provides a central switch cabinet which is convenient for installing three-phase branch rows. Has the following beneficial effects:

1. The central switchgear that is easy to install three-phase branch row can seal the inspection hole through the sealing plate set inside the cabinet to prevent dust from entering the inside of the cabinet when the inspection hole is open for a long time. The spring is used to push the sealing plate to move by the elastic force of the spring, so that it is convenient to close the sealing plate.

2. The central switchgear that is convenient for installing the three-phase branch row can move the first screw to the right and clamp the main busbar by turning the rod cap to the right. Through the turning block, the second screw and the pushing block The mutual cooperation between them achieves the effect of fixing the branch bar and the phase branch bar, which solves the problem that the inspection window is too small, making it difficult to install screws on the front of the three-phase branch bar, which greatly increases the time for installing the main busbar The problem.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a front view of the structure of the utility model.

Among them, 1 cabinet body, 2 inspection hole, 3 sealing plate, 4 spring groove, 5 slider, 6 spring, 7 handle, 8 fixing plate, 9 splint, 10 thread groove, 11 first screw, 12 auxiliary plate, 13 bracket Plate, 14 pushing blocks, 15 screw holes, 16 clamping plates, 17 second screws, 18 turning blocks, 19 moving plates, 20 openings, 21 rod caps, 22 movable blocks, 23 moving grooves, 24 connecting plates.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The embodiment of the utility model provides a central switch cabinet for easy installation of three-phase branch rows, as shown in Fig. Hole 2, the left inner wall of the cabinet body 1 and the position corresponding to the inspection hole 2 is lapped with a sealing plate 3, the left side of the sealing plate 3 is fixedly connected with a handle 7, and the end of the handle 7 away from the sealing plate 3 penetrates the inspection hole 2 and extends To the outside of the cabinet 1, when opening the inspection hole 2, grasp the handle 7 and press down to make the sealing plate 3 move down to open the inspection hole 2. Using the handle 7 is mainly more convenient and fast. The left inner wall of the cabinet body 1 A spring groove 4 is provided, and the inside of the spring groove 4 is slidably connected with a slider 5, and the lower surface of the slider 5 is fixedly connected with a spring 6, and the end of the spring 6 away from the slider 5 is fixedly connected with the inner bottom wall of the spring groove 4. When closing the sealing plate 3, you only need to let go of the handle 7. At this time, the spring 6 will release the elastic force to lift the sealing plate 3 upwards to seal the inspection hole 2. The right side of the slider 5 is fixedly connected to the left side of the sealing plate 3. The right side inner wall of cabinet body 1 is fixedly connected with fixed plate 8, and the upper surface of fixed plate 8 is fixedly connected with clamping plate 9, and the upper surface of fixed plate 8 is fixedly connected with connecting plate 24, and the right side of clamping plate 9 is connected with the right side of cabinet body 1. The side inner wall is fixedly connected, the left side of the splint 9 is fixedly connected with the right side of the connecting plate 24, the connecting plate 24 is used to place the main busbar, and the main busbar can be fixed by using the thread groove 10 provided on the left side of the connecting plate 24, The left side of connecting plate 24 is provided with threaded groove 10, and the internal screw thread of threaded groove 10 is connected with first screw 11, and the upper surface of fixed plate 8 is provided with moving groove 23, and the inside of moving groove 23 is slidably connected with movable block 22, movable The upper surface of the block 22 is fixedly connected with a moving plate 19, the left side of the moving plate 19 is provided with an opening 20 communicating with the right side, and the end of the first screw 11 away from the thread groove 10 penetrates the opening 20 and extends to the moving plate 19 The left side of the first screw 11 is fixedly connected with a rod cap 21 at one end on the left side of the moving plate 19, and the right side of the rod cap 21 is overlapped with the left side of the moving plate 19. When the first screw 11 is turned, grasp the The rod cap 21 can be twisted to save more effort. At the same time, the rod cap 21 can be twisted with the help of a wrench, so that it can be twisted more quickly and save time for the installation work. The top of the moving plate 19 is fixedly connected with a supporting plate 13. The upper surface of the plate 13 is fixedly connected with the auxiliary plate 12, and the upper surface of the supporting plate 13 is fixedly connected with the clamping plate 16, and the left side of the clamping plate 16 is provided with a screw hole 15 communicating with the right side, and the inside of the screw hole 15 A second screw 17 is threaded, and the end of the second screw 17 away from the rotating block 18 passes through the screw hole 15 and extends to the right side of the clamping plate 16. The end of the second screw 17 located on the right side of the clamping plate 16 is fixedly connected with a push Block 14, when the second screw 17 moves to the right, it will drive the push block 14 to move to the right. At this time, the push block 14 will fix the branch row and the phase branch row as it moves to the right. The second screw 17 is located on the clamping plate. One end on the left side of 16 is fixedly connected with turning block 18.

When in use, grasp the handle 7 and press down, when the handle 7 is pressed down, it will drive the sealing plate 3 to move down, then the main mother is placed on the surface of the connecting plate 24, and the branch row and the corresponding branch row are placed on the supporting plate 13 Turn the rod cap 21 to the right, and the rod cap 21 will drive the first screw 11 to move to the inside of the thread groove 10, and the movement of the first screw 11 will drive the moving plate 19 to move to the right, and finally the Turning block 18 is screwed to the right, and turning block 18 drives second screw 17 to move to the right through slide block 15, and now along with the movement of second screw 17, push block 14 is pushed to the right.

To sum up, the central switchgear that is convenient for installing three-phase branch rows can seal the inspection hole 2 through the sealing plate 3 inside the cabinet body 1, so as to prevent dust from entering the cabinet body 1 when the inspection hole 2 is open for a long time. Inside, through the spring 6 provided inside the spring groove 4, the elastic force of the spring 6 can be used to push the sealing plate 3 to move, so that the sealing plate 3 can be easily closed.

By turning the rod cap 21 to the right, the first screw 11 can be moved to the right and the main busbar can be clamped; The effect of fixing with the phase branch bar solves the problem that the inspection window is too small, which makes it difficult to install screws on the front of the three-phase branch bar, and greatly increases the time for installing the main busbar.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. a kind of central switch cabinet being easily installed three-phase branch row, including cabinet (1), it is characterised in that：The cabinet (1) Left side is offered simultaneously corresponds to manhole (2) with the internal manhole (2) being connected of cabinet (1), the inner left wall of the cabinet (1) Position be overlapped with sealing plate (3), the inner left wall of the cabinet (1) offers spring groove (4), the spring groove (4) it is interior Portion slidably connects sliding block (5), is fixedly connected on the left of the right side of the sliding block (5) and sealing plate (3), the cabinet (1) Right side inner wall is fixedly connected with fixed plate (8), and the upper surface of the fixed plate (8) is fixedly connected with clamping plate (9), the fixed plate (8) upper surface is fixedly connected with connecting plate (24), and thread groove (10), the screw thread are offered on the left of the connecting plate (24) The internal whorl of slot (10) is connected with the first screw (11), and the upper surface of the fixed plate (8) offers shifting chute (23), described The internal slide of shifting chute (23) is connected with movable block (22), and the upper surface of the movable block (22) is fixedly connected with movable plate (19), the trepanning (20) being connected with right side is offered on the left of the movable plate (19), first screw (11) is far from spiral shell One end of groove (10) runs through trepanning (20) and extends to the left side of movable plate (19), and the top of the movable plate (19), which is fixed, to be connected It is connected to supporting plate (13), the upper surface of the supporting plate (13) is fixedly connected with accessory plate (12), and the upper surface of the supporting plate (13) is solid Surely it is connected with clamping plate (16), the screw hole (15) being connected with right side, the screw hole are offered on the left of the clamping plate (16) (15) internal whorl is connected with the second screw (17), and one end that second screw (17) is located on the left of clamping plate (16) is fixed It is connected with switch block (18).

2. a kind of central switch cabinet being easily installed three-phase branch row according to claim 1, it is characterised in that：The cunning The lower surface of block (5) is fixedly connected with spring (6), the interior bottom of the spring (6) one end and spring groove (4) far from sliding block (5) Wall is fixedly connected.

3. a kind of central switch cabinet being easily installed three-phase branch row according to claim 1, it is characterised in that：It is described close Handle (7) is fixedly connected on the left of sealing plate (3), manhole (2) is run through simultaneously in the one end of the handle (7) far from sealing plate (3) Extend to the outside of cabinet (1).

4. a kind of central switch cabinet being easily installed three-phase branch row according to claim 1, it is characterised in that：The folder The right side of plate (9) is fixedly connected with the right side inner wall of cabinet (1), and the left side of the clamping plate (9) is solid with the right side of connecting plate (24) Fixed connection.

5. a kind of central switch cabinet being easily installed three-phase branch row according to claim 1, it is characterised in that：Described The one end of two-screw (17) far from switch block (18) runs through screw hole (15) and extends to the right side of clamping plate (16), second screw (17) it is located at one end on the right side of clamping plate (16) and is fixedly connected with pushing block (14).

6. a kind of central switch cabinet being easily installed three-phase branch row according to claim 1, it is characterised in that：Described One screw (11) is located at one end on the left of movable plate (19) and is fixedly connected with pole cap (21), the right side of the pole cap (21) and movement The left side of plate (19) overlaps.