High-low voltage power transformation cabinet convenient to maintain

By introducing adjustment, installation, and support mechanisms into high and low voltage substations, and utilizing the cooperation of support rods and limit rods, the problem of lack of stable support for electrical components during maintenance is solved, enabling the stable removal and installation of electrical components and improving maintenance efficiency.

CN224036882UActive Publication Date: 2026-03-24JIANGSU YAMENG ELECTRIC CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-03
Publication Date
2026-03-24

AI Technical Summary

Technical Problem

During the maintenance of high and low voltage substations, electrical components lack stable support after being pulled out, which can lead to broken or unstable mounting plates and affect maintenance efficiency.

Method used

A high- and low-voltage substation cabinet was designed, which includes an adjustment mechanism, an installation mechanism, and a support mechanism. Through the cooperation of support rods, limit rods, and universal balls, the electrical components are stably supported and moved, ensuring the stability of the mounting plate during maintenance.

Benefits of technology

By combining support rods and limit rods, electrical components can be stably moved out and installed in high and low voltage substations, improving the stability and convenience of the maintenance process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a high-low voltage power transformation cabinet convenient to maintain, which belongs to the field of electrical equipment and comprises a power transformation cabinet body, an adjusting mechanism is mounted on the lower surface of the power transformation cabinet body, a mounting mechanism is mounted in the power transformation cabinet body, and a supporting mechanism is jointly mounted on two sides in the power transformation cabinet body. The supporting mechanism comprises two movable grooves formed in the two sides of the power transformation cabinet body. Through cooperative use of the devices, when electrical components in the power transformation cabinet body are overhauled, the mounting plate is pulled, so that the mounting plate drives the electrical components to move out of the power transformation cabinet body while pushing the two supporting rods and the limiting rods to rotate, then the supporting rods are rotated through the universal balls, the limiting rods are driven to rotate synchronously, and the maintenance of the electrical components in the power transformation cabinet body is facilitated. And the limiting rod drives the inserting block to be inserted into the abutting block, so that the limiting rod and the supporting rod support the mounting plate, and the mounting plate is more stable when a worker overhauls the electrical components on the mounting plate.
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Description

TECHNICAL FIELD

[0001] The utility model relates to electrical equipment technical field, concretely is a high low voltage transformer cabinet convenient to maintain. BACKGROUND

[0002] The high low voltage transformer cabinet is important distribution equipment for power distribution, control, measurement and cable connection in the power supply system, and the current transmission and signal transmission between electrical equipment in the power system are realized through electrical connection. In the high voltage switch cabinet, the incoming line and the outgoing line are connected through the conductive line between the circuit breaker, contactor and other electrical elements, and the cable or wire connection is usually adopted, and the ground switch is grounded to ensure the safe operation of the power system. In the low voltage distribution cabinet, the electrical elements are connected together through the wire to form a complete circuit, realizing the distribution and control of electric energy.

[0003] According to the search, the Chinese utility model patent discloses a kind of high low voltage switchgear convenient to maintain (publication number: CN221467200U), including cabinet body, as shown in Figure 1 The bottom of the cabinet body is fixedly provided with a horizontal heat sink, and two vertical heat sinks are fixedly arranged on the top of the horizontal heat sink. The horizontal heat sink is provided with a plurality of vertical heat dissipation holes, and the vertical heat sink is provided with a plurality of horizontal heat dissipation holes. The horizontal heat dissipation hole and the vertical heat dissipation hole are communicated with the heat dissipation channel. The bottom of the horizontal heat sink is detachably provided with a heat dissipation mechanism. The heat dissipation mechanism is communicated with the vertical heat dissipation hole. The heat dissipation system arranged in this structure is not easy to accumulate dust, and the heat dissipation mechanism is located at the bottom of the cabinet body, which is convenient for maintenance.

[0004] Although the above-mentioned patent sets up a horizontal heat sink, the heat dissipation system arranged in this structure is not easy to accumulate dust, and the heat dissipation mechanism is located at the bottom of the cabinet body, which is convenient for maintenance. However, when maintaining the high low voltage transformer cabinet, the electrical elements inside need to be checked or replaced. Because the internal space of the high low voltage transformer cabinet is small, in order to facilitate the inspection of electrical elements, the electrical elements are generally pulled out of the high low voltage transformer cabinet, so as to facilitate the inspection of electrical elements. However, after pulling out the electrical elements, the installation position of the electrical elements cannot be supported, so that due to the weight of the electrical elements and the mounting plate, not only the mounting plate may be broken, but also the electrical elements are not stable during maintenance, which affects the maintenance of the electrical elements inside the high low voltage transformer cabinet.

[0005] Therefore, the utility model provides a kind of high low voltage transformer cabinet convenient to maintain to solve the above problems. UTILITY MODEL CONTENTS

[0006] (1) The technical problem solved

[0007] The utility model provides a high low voltage transformer cabinet of convenient maintenance, aims at solving the problem in the background technique.

[0008] (II) Technical scheme

[0009] To achieve the above object, the utility model provides the following technical scheme: a kind of high low voltage transformer cabinet of convenient maintenance, including transformer cabinet body, the lower surface of the transformer cabinet body is equipped with adjusting mechanism, the inside of the transformer cabinet body is equipped with mounting mechanism, the both sides in the inside of the transformer cabinet body are commonly equipped with support mechanism;

[0010] The support mechanism includes two movable grooves opened in the both sides of the transformer cabinet body, a universal ball is rotatably connected in the inside of the movable groove, the surface of the universal ball is fixedly connected with a support rod, the inside of the support rod is slidably connected with a limiting rod, the surface of the limiting rod is equipped with a clamping block corresponding to the support rod, one end of the limiting rod is fixedly connected with a plug-in block, the surface of the limiting rod and the support rod is fixedly connected with a limiting block, a plurality of the inside of the movable groove is fixedly connected with a pressing spring in rectangular array, one end of a plurality of the pressing spring is commonly fixedly connected with a pressing plate, the pressing plate corresponds to the support rod, and the pressing plate is slidably connected in the inside of the movable groove.

[0011] As a preferred technical scheme of the present application, the adjusting mechanism includes a support plate fixedly connected to the lower surface of the transformer cabinet body, a threaded rod is threadedly connected to each corner of the support plate, one end of each threaded rod is fixedly connected with a support block, and the other end of the threaded rod is fixedly connected with a knob.

[0012] As a preferred technical scheme of the present application, the mounting mechanism includes guide plates fixedly connected to the two inner walls of the transformer cabinet body in rectangular array, respectively, a sliding plate is slidably connected in the inside of the guide plate, every two opposite sides of the sliding plate are commonly fixedly connected with a mounting plate, and the mounting plate is slidably connected in the inside of the transformer cabinet body through the sliding plate.

[0013] As a preferred technical scheme of the present application, the upper surface and one side of the lower surface of the sliding plate are fixedly connected with a limiting plate slidably connected in the inside of the guide plate, the limiting block corresponds to the sliding plate, the limiting rod is clamped in the inside of the support rod through the clamping block, the lower surface of the mounting plate is fixedly connected with a pressing block on both sides, and the plug-in block corresponds to the pressing block.

[0014] As a preferred technical scheme of the present application, the both sides of an inner wall of the movable groove are slidably connected with a clamping plate, the both edges of one side of the clamping plate are fixedly connected with a clamping spring, the clamping spring is fixedly connected with the transformer cabinet body, and the clamping plate corresponds to the support rod.

[0015] As a preferred technical solution of the present application, the two sides of the surface of the transformer cabinet body are provided with ventilation nets, one side of the transformer cabinet body is hingedly connected with a cabinet door, the surface of the cabinet door is provided with an observation window, and the upper surface of the transformer cabinet body is provided with a filter screen.

[0016] (Three) beneficial effects

[0017] Through the installation of the installation mechanism and the support mechanism, when the electrical components inside the transformer cabinet body are maintained, the installation plate is pulled to drive the two support rods and the limiting rod to rotate while driving the electrical components to move out of the power distribution cabinet body. Then, the universal ball rotates the support rod to drive the limiting rod to rotate synchronously, so that the limiting rod drives the plug-in block to be plugged into the inside of the abutting block, and the limiting rod and the support rod support the installation plate, so that the installation plate is more stable when the electrical components on the installation plate are maintained, and the worker is more convenient during maintenance.

[0018] When the support rod and the limiting rod support the installation plate, the support rod extrudes the abutting plate, so that the abutting spring is compressed, so that the abutting plate exerts an abutting force on the support rod, and the support rod is more stable when supporting the installation plate.

[0019] Through the installation of the installation mechanism and the support mechanism, when the installation plate and the electrical components are installed inside the transformer cabinet body, the limiting block and the sliding block are fitted by the support rod and the limiting rod, the sliding block is limited, and the support rod is limited and abutted by the elastic force of the clamping plate and the clamping spring, and the installation plate is further limited, so that the installation plate and the electrical components are more stable when in use.

[0020] Through the installation of the installation mechanism, the installation plate can drive the electrical components to slide inside the transformer cabinet body, so that the worker is more convenient when maintaining the electrical components. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure schematic view of a high-low voltage transformer cabinet convenient to maintain;

[0022] Figure 2 It is a structure schematic view of a second form of a high-low voltage transformer cabinet convenient to maintain;

[0023] Figure 3 It is a structure schematic view of an installation mechanism in a high-low voltage transformer cabinet convenient to maintain;

[0024] Figure 4 It is a structure schematic view of an abutting spring in a high-low voltage transformer cabinet convenient to maintain;

[0025] Figure 5It is a schematic view of the structure of a supporting mechanism in a high-low voltage transformer cabinet convenient to maintain.

[0026] In the figure:

[0027] 1, transformer cabinet body; 2, movable groove; 3, universal ball; 4, supporting rod; 5, limiting rod; 6, plug-in block; 7, limiting block; 8, abutting spring; 9, abutting plate; 10, supporting plate; 11, threaded rod; 12, supporting block; 13, guide plate; 14, sliding plate; 15, mounting plate; 16, abutting block; 17, clamping plate; 18, clamping spring; 19, ventilation net; 20, cabinet door; 21, filter net. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0029] The utility model provides a kind of high-low voltage transformer cabinet convenient to maintain, as shown in Figures 1-5 A kind of high-low voltage transformer cabinet convenient to maintain, including transformer cabinet body 1, the both sides of the surface of transformer cabinet body 1 are equipped with ventilation net 19, one side of transformer cabinet body 1 is hingedly connected with cabinet door 20, the surface of cabinet door 20 is equipped with observation window, the upper surface of transformer cabinet body 1 is equipped with filter net 21, by the setting of observation window, it is convenient for staff to observe the use condition of electrical components inside transformer cabinet body 1;

[0030] The lower surface of transformer cabinet body 1 is installed with adjusting mechanism, adjusting mechanism includes the supporting plate 10 fixedly connected to the lower surface of transformer cabinet body 1, the four corners of supporting plate 10 are all screw-connected with threaded rod 11, the one end of each threaded rod 11 is fixedly connected with supporting block 12, the other end of threaded rod 11 is fixedly connected with knob, by the setting of adjusting mechanism, threaded rod 11 is rotated, so that threaded rod 11 drives the position of supporting block 12 to change, thereby adjusting the position of supporting plate 10, so that the height of transformer cabinet body 1 changes, so that transformer cabinet body 1 is more convenient when using;

[0031] The inside of the power transformation cabinet cabinet body 1 is provided with a mounting mechanism, the mounting mechanism comprises guide plates 13 fixedly connected to the two inner walls of the power transformation cabinet cabinet body 1 in a rectangular array, the inside of the guide plate 13 is slidably connected with a sliding plate 14, the sliding plate 14 is correspondingly provided with a limiting block 7, and the opposite sides of every two sliding plates 14 are jointly and fixedly connected with a mounting plate 15; when the electrical elements in the power transformation cabinet cabinet body 1 need to be maintained, the mounting plate 15 is pulled to move the electrical elements out of the power transformation cabinet cabinet body 1 together with the mounting plate 15; the mounting plate 15 is slidably connected to the inside of the power transformation cabinet cabinet body 1 through the sliding plate 14, and the cooperation between the guide plate 13 and the sliding plate 14 makes the mounting plate 15 more stable when moving; the upper surface and the lower surface of the sliding plate 14 are both fixedly connected with a limiting plate slidably connected to the inside of the guide plate 13, and the limiting block 7 is arranged to prevent the mounting plate 15 from being pulled out of the guide plate 13 and separated from the power transformation cabinet cabinet body 1, thereby affecting the use of the mounting plate 15;

[0032] The two sides of the inside of the power transformation cabinet cabinet body 1 are jointly provided with a supporting mechanism, the supporting mechanism comprises two movable grooves 2 formed in the two sides of the power transformation cabinet cabinet body 1, the two sides of an inner wall of the movable groove 2 are slidably connected with clamping plates 17, the two edges of one side of the clamping plate 17 are both fixedly connected with clamping springs 18, the clamping springs 18 are fixedly connected with the power transformation cabinet cabinet body 1, the inside of the movable groove 2 is rotatably connected with a universal ball 3, the surface of the universal ball 3 is fixedly connected with a supporting rod 4, the clamping plate 17 corresponds to the supporting rod 4, the inside of the supporting rod 4 is slidably connected with a limiting rod 5, the surface of the limiting rod 5 is provided with a clamping block corresponding to the supporting rod 4, the limiting rod 5 is clamped in the inside of the supporting rod 4 through the clamping block, one end of the limiting rod 5 is fixedly connected with a plug-in block 6, and the limiting rod 5 is pulled to make the supporting rod 4 and the limiting rod 5 rotatable in any direction through the arrangement of the universal ball 3, so that the limiting rod 5 drives the plug-in block 6 to be plugged into the inside of the abutting block 16;

[0033] The two sides of the lower surface of the mounting plate 15 are both fixedly connected with the abutting block 16, the plug-in block 6 corresponds to the abutting block 16, the surface of the limiting rod 5 and the supporting rod 4 is both fixedly connected with the limiting block 7, the mounting plate 15 drives the two supporting rods 4 and the two limiting rods 5 to rotate, so that the limiting rod 5 and the limiting block 7 no longer limit the sliding plate 14, the supporting rod 4 and the limiting rod 5 support the mounting plate 15 through the arrangement of the clamping block, so that the mounting plate 15 is more stable when the electrical elements on the mounting plate 15 are maintained by the staff;

[0034] The inside of the movable slot 2 is fixedly connected with abutting springs 8 in a rectangular array, one end of the abutting springs 8 is fixedly connected with an abutting plate 9, the abutting plate 9 corresponds to the supporting rod 4, through the rotation of the supporting rod 4, the supporting rod 4 pushes the abutting plate 9, the abutting springs 8 are compressed, so that the abutting plate 9 is subjected to the abutting force through the elastic force of the abutting springs 8, so that the abutting force further supports the supporting rod 4, so that the mounting plate 15 is more stable during use, and the abutting plate 9 is slidingly connected in the inside of the movable slot 2.

[0035] Specifically, the high and low voltage transformer cabinet convenient to maintain is used: when the electrical elements in the transformer cabinet body 1 need to be maintained, the mounting plate 15 is pulled, so that the electrical elements follow the mounting plate 15 and move out of the transformer cabinet body 1, through the cooperation of the guide plate 13 and the sliding plate 14, the mounting plate 15 is more stable during movement, at the same time, the mounting plate 15 pushes the two supporting rods 4 and the two limiting rods 5 to rotate, so that the limiting rod 5 and the limiting block 7 no longer limit the sliding plate 14, when the mounting plate 15 moves out, the limiting rod 5 is pulled, through the setting of the universal ball 3, the supporting rod 4 and the limiting rod 5 can rotate in any direction, so that the limiting rod 5 drives the plug-in block 6 to be plugged into the inside of the abutting block 16, through the setting of the clamping block, the supporting rod 4 and the limiting rod 5 support the mounting plate 15, so that the mounting plate 15 is more stable when the electrical elements on the mounting plate 15 are maintained by the worker, and through the rotation of the supporting rod 4, the supporting rod 4 pushes the abutting plate 9, the abutting springs 8 are compressed, so that the abutting plate 9 is subjected to the abutting force through the elastic force of the abutting springs 8, so that the abutting force further supports the supporting rod 4, so that the mounting plate 15 is more stable during use.

[0036] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A high- and low-voltage switchgear that is easy to maintain, comprising a switchgear cabinet (1), characterized in that: An adjustment mechanism is installed on the lower surface of the transformer cabinet (1), an installation mechanism is installed inside the transformer cabinet (1), and a support mechanism is installed on both sides inside the transformer cabinet (1). The support mechanism includes two movable slots (2) on both sides of the transformer cabinet (1). A universal ball (3) is rotatably connected inside the movable slot (2). A support rod (4) is fixedly connected to the surface of the universal ball (3). A limit rod (5) is slidably connected inside the support rod (4). A snap-fit ​​block corresponding to the support rod (4) is installed on the surface of the limit rod (5). A plug-in block (6) is fixedly connected to one end of the limit rod (5). Limit blocks (7) are fixedly connected to the surfaces of the limit rod (5) and the support rod (4). A retaining spring (8) is fixedly connected in a rectangular array inside the movable slot (2). A retaining plate (9) is fixedly connected to one end of several retaining springs (8). The retaining plate (9) corresponds to the support rod (4) and is slidably connected inside the movable slot (2).

2. The high- and low-voltage substation cabinet with convenient maintenance according to claim 1, characterized in that: The adjustment mechanism includes a support plate (10) fixedly connected to the lower surface of the transformer cabinet (1). Each of the four corners of the support plate (10) is threaded with a threaded rod (11). One end of each threaded rod (11) is fixedly connected with a support block (12), and the other end of the threaded rod (11) is fixedly connected with a knob.

3. The high- and low-voltage substation cabinet with convenient maintenance according to claim 1, characterized in that: The installation mechanism includes guide plates (13) arranged in a rectangular array and fixedly connected to the two inner walls of the transformer cabinet (1). A sliding plate (14) is slidably connected inside the guide plate (13). An installation plate (15) is fixedly connected to the opposite side of each pair of sliding plates (14). The installation plate (15) is slidably connected to the inside of the transformer cabinet (1) through the sliding plate (14).

4. A high- and low-voltage substation cabinet that is easy to maintain according to claim 3, characterized in that: The upper and lower surfaces of the sliding plate (14) are fixedly connected to a limiting plate that is slidably connected inside the guide plate (13). The limiting block (7) corresponds to the sliding plate (14). The limiting rod (5) is snapped into the inside of the support rod (4) by a snap-fit ​​block. Both sides of the lower surface of the mounting plate (15) are fixedly connected to abutting blocks (16). The plug-in block (6) corresponds to the abutting block (16).

5. A high- and low-voltage substation cabinet that is easy to maintain according to claim 1, characterized in that: Both sides of the inner wall of the movable groove (2) are slidably connected with snap-fit ​​plates (17), and snap-fit ​​springs (18) are fixedly connected to both edges of one side of the snap-fit ​​plate (17). The snap-fit ​​springs (18) are fixedly connected to the cabinet body (1) of the transformer cabinet, and the snap-fit ​​plate (17) corresponds to the support rod (4).

6. A high- and low-voltage substation cabinet that is easy to maintain according to claim 1, characterized in that: Ventilation screens (19) are provided on both sides of the surface of the transformer cabinet (1). A cabinet door (20) is hinged to one side of the transformer cabinet (1). An observation window is provided on the surface of the cabinet door (20). A filter screen (21) is provided on the upper surface of the transformer cabinet (1).

Citation Information

Patent Citations

  • High-low voltage complete switch cabinet convenient to maintain

    CN221467200U