Alternating current power supply cabinet

Abstract

The utility model discloses an AC power supply cabinet comprising a cabinet body, the cabinet body is provided with an outward opening door, the top of the cabinet body is provided with a transversely arranged drawing cavity, and a drawing box is installed in the drawing cavity; horizontal linear sliding rails are fixedly connected to the bottom and the top of the drawing cavity correspondingly, sliding blocks are fixedly installed on the upper portion and the lower portion of the inner end of the drawing box correspondingly, and the sliding blocks are slidably connected with the linear sliding rails. A storage cavity is formed in the drawing box, the storage cavity is arranged close to the outer end of the drawing box, and a containing groove is formed in the bottom of the storage cavity; two mandrels are rotationally mounted in the storage cavity, are synchronously driven by a motor, and are arranged side by side in the horizontal direction; waterproof curtain cloth is wound on the mandrels, one end of the waterproof curtain cloth is fixedly connected with the mandrels, and the other end of the waterproof curtain cloth is fixedly connected with the balance weight lever. According to the alternating current power supply cabinet provided by the utility model, the front of the cabinet body can be shielded in a surrounding manner through the storage type rain and snow prevention structure, rain and snow are prevented from entering the power supply cabinet, and the risk of electric shock of workers is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to an alternating current power supply cabinet belongs to electrical equipment technical field. BACKGROUND

[0002] The alternating current power supply cabinet is an important equipment for converting high-voltage power systems into low-voltage power supply systems, usually composed of contactors, fuses, fuses, motor protectors and other parts. These parts can realize the distribution, protection and control of power load, so as to ensure the stable and safe operation of power system.

[0003] Outdoor alternating current power supply cabinet plays an important role in communication base station, railway, highway monitoring, mine and other industrial environments. Outdoor alternating current power supply cabinet is usually made of materials with dustproof, sunproof and rainproof properties, such as hot-dip galvanized zinc plate, to ensure the normal operation of the cabinet body in outdoor harsh environment.

[0004] At present, during the use of alternating current power supply cabinet, the cabinet shell and the top cover above the cabinet can play a certain role in preventing rain and snow, but in rainy and snowy weather, if the power supply cabinet is opened for inspection or electrical operation, rain and snow will easily enter the interior of the power supply cabinet, not only damaging the equipment in the cabinet, but also posing the risk of electric shock.

[0005] From the above, it is obvious that the prior art has inconvenience and defects in actual use, so it is necessary to improve. CONTENT OF THE UTILITY MODEL

[0006] The utility model provides an alternating current power supply cabinet, which can be surrounded and shielded in front of the cabinet body by the storable rain and snow prevention structure, so as to prevent rain and snow from entering the interior of the power supply cabinet and reduce the risk of electric shock of the workers.

[0007] To solve the above technical problems, the utility model adopts the following technical scheme:

[0008] An alternating current power supply cabinet, comprising a cabinet body, the cabinet body is provided with an outward opening door, the cabinet body top is provided with a transversely arranged pull-out cavity, and a pull-out box is installed in the pull-out cavity; a storage cavity is arranged in the pull-out box, the storage cavity is arranged close to the outer end of the pull-out box, a containing groove is arranged at the bottom of the storage cavity; two core shafts are rotatably installed in the storage cavity, the two core shafts are synchronously driven by a motor, and the two core shafts are arranged side by side along the horizontal direction; waterproof curtain cloth is wound on the core shafts, one end of the waterproof curtain cloth is fixedly connected with the core shaft, and the other end of the waterproof curtain cloth is fixedly connected with a counterweight rod.

[0009] Further, an opening is arranged on one side of the pull-out cavity close to the outward opening door, and the pull-out box can be pulled out from the opening.

[0010] Further, the bottom and the top of the pull-out cavity are fixedly connected with horizontally arranged linear sliding rails, the length direction of the linear sliding rails is the same as the pull-out direction of the pull-out box, and the upper and lower sides of the inner end of the pull-out box are fixedly connected with sliding blocks, and the sliding blocks are slidingly connected with the linear sliding rails.

[0011] Further, a handle is fixedly connected to the outer end of the pull-out box.

[0012] Further, the bottom of the accommodating groove is open, and the top of the accommodating groove is connected with the bottom of the receiving cavity through a strip-shaped hole.

[0013] Further, the counterweight rod is located in the accommodating groove, and the length of the counterweight rod is greater than the length of the strip-shaped hole between the accommodating groove and the receiving cavity.

[0014] Further, the end of each of the two shafts is provided with a double-row chain wheel, and the two double-row chain wheels are connected through a chain transmission, and the end of one of the two shafts is connected with the output shaft of the motor.

[0015] Further, the motor is a forward and reverse motor, and the motor is fixedly connected in the sealed cavity, and the sealed cavity and the receiving cavity are not connected with each other.

[0016] Compared with the prior art, the above technical scheme has the following advantages:

[0017] When the outer opening door of the cabinet needs to be opened in rainy and snowy days, the pull-out box is pulled out, and after being pulled out, the pull-out box is located directly above the outer opening door, then the motor drives the two shafts to rotate synchronously, and then the two waterproof curtain cloths are rolled and placed, and after the two waterproof curtain cloths are placed, the two waterproof curtain cloths are distributed on the left and right sides of the outer opening door, so that the front of the cabinet is surrounded and shielded, so as to realize the rain and snow prevention function, prevent rain and snow from entering the cabinet, and reduce the risk of electric shock of the staff.

[0018] The utility model will be described in detail below in combination with the drawings and examples. DRAWINGS

[0019] Fig. 1 is the structure schematic diagram of the utility model;

[0020] Fig. 2 is the internal structure schematic diagram of the pull-out box;

[0021] Fig. 3 is the use state diagram of the utility model.

[0022] In the drawing, 1 is a cabinet, 2 is an outer opening door, 3 is a pull-out cavity, 4 is an opening, 5 is a pull-out box, 6 is a sliding block, 7 is a linear sliding rail, 8 is a handle, 9 is a receiving cavity, 10 is an accommodating groove, 11 is a shaft, 12 is a waterproof curtain cloth, 13 is a counterweight rod, 14 is a motor, and 15 is a double-row chain wheel. DETAILED DESCRIPTION

[0023] In order to have a clearer understanding of the technical features, objects and effects of the utility model, the specific implementation mode of the utility model will be explained by referring to the drawings.

[0024] As Figs. 1-3 The utility model provides an alternating current power cabinet, including cabinet 1, cabinet 1 is equipped with outer open door 2, the top of cabinet 1 has the pull chamber 3 of transverse arrangement, and the pull chamber 3 inside installation has pullout box 5, and the side of pull chamber 3 close to outer open door 2 is equipped with opening 4, and pullout box 5 can be pulled out from opening 4.

[0025] The bottom and top of pull chamber 3 are fixed with linear slide rail 7 of horizontal arrangement, and the length direction of linear slide rail 7 is same with the pull direction of pullout box 5, and the upper and lower of the inner end of pullout box 5 are fixedly installed with sliding block 6, and sliding block 6 is slidably connected with linear slide rail 7. Pullout box 5 is pulled along the horizontal direction under the cooperation of sliding block 6 and linear slide rail 7.

[0026] The outer end of pullout box 5 is fixedly installed with handle 8.

[0027] The inside of pullout box 5 is equipped with storage cavity 9, and storage cavity 9 is close to the outer end of pullout box 5 and is arranged, and the bottom of storage cavity 9 is equipped with containing groove 10, and containing groove 10 bottom is open, and the top of containing groove 10 and the bottom of storage cavity 9 are connected by strip hole.

[0028] Two mandrels 11 are rotatably installed in storage cavity 9, and two mandrels 11 are arranged side by side along the horizontal direction, and waterproof curtain cloth 12 is wound on mandrel 11, and one end of waterproof curtain cloth 12 is fixedly connected with mandrel 11, and the other end of waterproof curtain cloth 12 is fixedly connected with counterweight rod 13.

[0029] Counterweight rod 13 is located in containing groove 10, and the length of counterweight rod 13 is greater than the length of strip hole between containing groove 10 and storage cavity 9. Counterweight rod 13 makes waterproof curtain cloth 12 not swing left and right, forward and backward in the process of winding and unwinding.

[0030] Two mandrels 11 are synchronously driven by motor 14, and double-row sprocket 15 is installed on the end of two mandrels 11, and two double-row sprockets 15 are connected by chain transmission, and the end of one mandrel 11 is connected with the output shaft of motor 14.

[0031] The motor 14 is a reversible motor, and the motor 14 is fixedly installed in the sealed chamber, and the sealed chamber and the storage cavity 9 are not communicated, so as to prevent the motor 14 from being damaged due to moisture.

[0032] The specific working principle of the utility model:

[0033] When the outer opening door 2 of the cabinet body 1 needs to be opened in rainy and snowy days, first, the pull-out box 5 is pulled out from the opening 4 through the handle 8, and after the pull-out box 5 is pulled out, it is located directly above the outer opening door 2; then the motor 14 drives the two core shafts 11 to rotate synchronously, and then realizes the winding and unwinding of the two waterproof curtain fabrics 12, and after the two waterproof curtain fabrics 12 are unwound, they are distributed on the left and right sides of the outer opening door 2, and the front of the cabinet body 1 is surrounded and shielded to realize the rain and snow prevention function, so that rain and snow cannot enter the cabinet body 1; after the outer opening door 2 is closed, the motor 14 is reversed, the waterproof curtain fabric 12 is wound into the storage cavity 9, the counterweight rod 13 is lifted into the containing groove 10, and finally the pull-out box 5 is stored into the pull-out cavity 3.

[0034] The above is an example of the best embodiment of the present application, wherein the parts not described in detail are the common knowledge of those skilled in the art. The protection scope of the present application is subject to the content of the claims, and any equivalent transformation based on the technical inspiration of the present application is also within the protection scope of the present application.

Claims

1. An alternating current power cabinet, characterized by: The utility model relates to a cabinet, which comprises a cabinet body (1) provided with an outward opening door (2), a horizontal pull-out cavity (3) arranged on the top of the cabinet body (1), and a pull-out box (5) arranged in the pull-out cavity (3).

2. An AC power cabinet as claimed in claim 1, characterized in that: The pull-out cavity (3) is provided with an opening (4) on the side close to the outward opening door (2), and the pull-out box (5) can be pulled out from the opening (4).

3. An AC power cabinet as claimed in claim 1, characterized in that: The bottom and the top of the pull-out cavity (3) are fixedly connected with horizontal linear slide rails (7), the length direction of the linear slide rails (7) is the same as the pull-out direction of the pull-out box (5), and the upper and lower sides of the inner end of the pull-out box (5) are fixedly connected with slide blocks (6) which are in sliding connection with the linear slide rails (7).

4. An AC power cabinet as claimed in claim 1, characterized in that: A handle (8) is fixedly connected to the outer end of the pull-out box (5).

5. An AC power cabinet as claimed in claim 1, characterized in that: The bottom of the accommodating groove (10) is open, and the top of the accommodating groove (10) is in communication with the bottom of the storage cavity (9) through a strip-shaped hole.

6. An AC power cabinet as claimed in claim 5, characterized in that: The counterweight rod (13) is arranged in the accommodating groove (10), and the length of the counterweight rod (13) is greater than the length of the strip-shaped hole between the accommodating groove (10) and the storage cavity (9).

7. An AC power cabinet as claimed in claim 1, characterized in that: The end of each of the two core shafts (11) is provided with a double-row chain wheel (15), and the two double-row chain wheels (15) are connected through a chain transmission, and the end of one of the core shafts (11) is connected with the output shaft of the motor (14).

8. An AC power cabinet as claimed in claim 7, characterized in that: The motor (14) is a forward and reverse motor, and the motor (14) is fixedly connected in a sealed chamber which is not in communication with the storage cavity (9).

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