Intelligent power distribution cabinet of box-type substation

Abstract

The intelligent power distribution cabinet comprises a cabinet body and a foldable cabinet door, an opening is formed in one end of the cabinet body, the foldable cabinet door is rotatably fixed to the end, away from the ground, of the cabinet body and covers the opening, and the foldable cabinet door is matched with the opening in shape; the foldable cabinet door comprises an upper cover, a middle cover and a lower cover which are rotatably connected in sequence, one end, far away from the middle cover, of the upper cover is rotatably fixed on the cabinet body, and the upper cover rotates towards one side far away from the cabinet body. Compared with the prior art, the switch cabinet has the advantages that the cabinet door is convenient to open, and subsequent operation of electrical equipment in the cabinet body is not affected.

Description

Technical Field

[0001] The invention relates to the field of power distribution cabinet devices, and in particular to an intelligent power distribution cabinet for a box-type substation. Background Art

[0002] A box-type substation is a substation that organically combines high-voltage power receiving, transformer step-down, and low-voltage power distribution functions and is installed in a movable steel structure box. It has a series of advantages such as strong completeness, short power transmission cycle, strong environmental adaptability, easy installation, safe and reliable operation, low investment, and quick results.

[0003] The invention with publication number CN221508841U discloses a structural arrangement of an intelligent distribution cabinet for a box-type substation, in which an upper fastening nut and a lower fastening nut are movably connected at the ends of an upper fastening bolt and a lower fastening bolt, and the front ends of the upper fastening bolt and the lower fastening bolt are in contact with the back of a distribution cabinet body. During the installation and fixing process of the distribution cabinet body, the upper fixing frame and the lower fixing frame can be adjusted first, and then the upper fastening nut and the lower fastening nut can be rotated to pull the upper fastening bolt and the lower fastening bolt, so that the upper fixing frame and the lower fixing frame are clamped with the distribution cabinet body, so that the distribution cabinet body is fixed, and can also be rotated left and right to adjust the distribution cabinet body horizontally.

[0004] However, because the cabinet door of the above-mentioned distribution cabinet opens and closes on both sides, when one side of the cabinet door is opened, the cabinet door on the other side will affect the personnel's arms from extending into the cabinet to operate; and if the cabinet door is opened and closed upward, the rotation radius of the door panel will increase, resulting in inconvenience in use. Summary of the invention

[0005] The purpose of the present invention is to provide a box-type substation intelligent distribution cabinet in order to overcome the defects of the above-mentioned prior art that the cabinet door of the distribution cabinet is inconvenient to open or affects normal operation after opening.

[0006] The purpose of the present invention can be achieved by the following technical solutions:

[0007] A box-type substation intelligent power distribution cabinet comprises a cabinet body and a foldable cabinet door, wherein one end of the cabinet body is provided with an opening, the foldable cabinet door can be rotatably fixed to one end of the cabinet body away from the ground and covered on the opening, and the foldable cabinet door matches the shape of the opening;

[0008] The foldable cabinet door includes an upper cover, a middle cover and a lower cover which are rotatably connected in sequence. The end of the upper cover away from the middle cover can be rotatably fixed on the cabinet body. The upper cover rotates toward the side away from the cabinet body. The middle cover and the upper cover rotate in the same direction, and the lower cover rotates in the opposite direction to the upper cover.

[0009] Preferably, a connecting rod and a rotating shaft are provided between the middle cover and the lower cover, and the rotating shaft includes a first rotating shaft and a second rotating shaft; the first rotating shaft is fixed at one end of the middle cover close to the lower cover, and the second rotating shaft is fixed at one end of the lower cover close to the middle cover; one end of the connecting rod can be rotatably connected to the first rotating shaft, and the other end can be rotatably connected to the second rotating shaft.

[0010] Preferably, both sides of the middle cover and the lower cover are provided with side walls, and adjacent ends of the middle cover side walls and the lower cover side walls are provided with rounded corners, and the rounded corners are coaxially arranged with the rotating shaft.

[0011] Preferably, the upper cover and the middle cover are rotatably connected via a first hinge, the hinge is located at a side of the middle cover away from the cabinet, and the upper cover is rotatably fixed to the upper end of the cabinet via a second hinge.

[0012] Preferably, there are multiple first hinges and multiple second hinges, and each first hinge is evenly distributed between the upper cover and the middle cover, and each second hinge is evenly distributed between the upper cover and the cabinet body.

[0013] Preferably, a hanger and a bottom plate are provided inside the cabinet, the hanger is detachably fixed to the inner wall of the cabinet, the hanger is provided with strip-shaped fixing holes for fixing electrical equipment, and the bottom plate is fixed in the cabinet, suitable for dividing the cabinet into two spaces.

[0014] Preferably, the bracket comprises a steel plate, the fixing hole is opened on the steel plate, mounting holes are provided at both ends of the fixing hole, and the diameter of the mounting hole is greater than the width of the fixing hole.

[0015] Preferably, a connecting column is provided in the cabinet, one end of the connecting column is vertically fixed to the inner wall of the cabinet, and the other end is provided with a threaded hole matching the mounting hole, and the steel plate is detachably fixed to the connecting column by screws.

[0016] Preferably, there are multiple hangers, which are parallel to each other and are distributed inside the cabinet at equal intervals.

[0017] Preferably, the cabinet body includes a cabinet shell with an opening at one end, a ring-shaped protrusion is provided on one side of the open end of the cabinet shell, a ring-shaped side panel is provided around the foldable cabinet door, the protrusion is located on the inner side of the side panel, and a rubber strip is provided on the side of the protrusion close to the side panel.

[0018] Compared with the prior art, the present invention has the following advantages:

[0019] (1) In this solution, when the cabinet needs to be opened, the foldable cabinet door is rotated upward. During the rotation process, the middle cover is rotated upward so that the outer side of the middle cover fits with the outer side of the upper cover, and the lower cover is rotated in the opposite direction so that the inner side of the lower cover fits with the inner side of the middle cover, so that the three-section cover plate is folded into one section of cover plate, reducing the rotation radius of the cabinet door, making it convenient to rotate the cabinet door onto the cabinet body and facilitating subsequent manual operations.

[0020] By setting the foldable cabinet door as an upper cover, a middle cover and a lower cover, a three-stage folding effect can be achieved, thereby reducing the rotation radius of the door cover, so that the cabinet door can be easily rotated to the upper end of the cabinet body, which is more convenient for small space solutions. Compared with cabinet doors that open to both sides, the cabinet door of this solution can be completely folded to the upper end of the cabinet body, which will not affect the personnel's work inside the cabinet body, thereby improving the convenience and efficiency of the personnel's work.

[0021] (2) This solution connects the middle cover and the lower cover through a rotating shaft and a connecting rod, so that the middle cover and the lower cover can rotate relative to each other, and sets coaxial fillets at the adjacent side walls of the middle cover and the lower cover so that the middle cover and the lower cover will not interfere with each other due to the right-angled edges of the side walls, so that the lower cover can rotate toward the inside of the middle cover, thereby reducing the volume of the cabinet door after folding and improving the stability of the foldable cabinet door after folding. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the power distribution cabinet of the present invention;

[0023] Figure 2 This is a schematic diagram of the cabinet opening structure of the present invention;

[0024] Figure 3 This is a schematic diagram of the cabinet door structure of the present invention;

[0025] Figure 4 This is a schematic diagram of the inner structure of the cabinet door of the present invention;

[0026] Figure 5 It is a schematic diagram of the cabinet door folding structure of the present invention;

[0027] Figure 6 It is a schematic diagram of the structure of the rack of the present invention;

[0028] Figure 7 It is a schematic diagram of the cabinet structure of the present invention;

[0029] In the figure: 1, cabinet body; 2, upper cover; 3, middle cover; 4, lower cover; 5, bracket; 6, hinge; 7, connecting rod; 8, rotating shaft; 9, rounded corner; 100, cabinet shell; 101, convex plate; 102, connecting column; 103, bottom plate; 500, steel plate; 501, fixing hole; 502, installation hole. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0031] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention claimed for protection, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0033] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are the directions or positional relationships in which the inventive product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0034] It should be noted that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0035] In addition, the terms "horizontal", "vertical" and the like do not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0036] Example 1

[0037] like Figure 1 and Figure 2As shown, this embodiment provides a box-type substation intelligent distribution cabinet, including a cabinet body 1 and a foldable cabinet door, one end of the cabinet body 1 is provided with an opening, the foldable cabinet door can be rotatably fixed to the end of the cabinet body 1 away from the ground, and is covered on the opening, and the foldable cabinet door matches the shape of the opening;

[0038] The foldable cabinet door comprises an upper cover 2, a middle cover 3 and a lower cover 4 which are rotatably connected in sequence. The end of the upper cover 2 away from the middle cover 3 is rotatably fixed on the cabinet body 1, and the upper cover 2 rotates toward the side away from the cabinet body 1.

[0039] Working principle: when the cabinet body 1 needs to be opened, the foldable cabinet door is rotated upwards. During the rotation process, the middle cover 3 is rotated upwards so that the outer side of the middle cover 3 fits with the outer side of the upper cover 2, and the lower cover 4 is rotated in the opposite direction so that the inner side of the lower cover 4 fits with the inner side of the middle cover 3, so that the three sections of the cover are folded into one section of the cover, which reduces the rotation radius of the cabinet door, makes it convenient to rotate the cabinet door to the cabinet body 1, and is also convenient for subsequent manual operations.

[0040] By setting the foldable cabinet door as an upper cover 2, a middle cover 3 and a lower cover 4, a three-stage folding effect can be achieved, thereby reducing the rotation radius of the door cover, so that the cabinet door can be easily rotated to the upper end of the cabinet body 1, which is more convenient for small space solutions. Compared with cabinet doors that open to both sides, the cabinet door of this solution can be completely folded to the upper end of the cabinet body 1, which will not affect the personnel's work inside the cabinet body 1, thereby improving the convenience and efficiency of the personnel's work.

[0041] Preferred implementation mode: Figures 3 to 5 As shown, a connecting rod 7 and a rotating shaft 8 are provided between the middle cover 3 and the lower cover 4, and the rotating shaft 8 includes a first rotating shaft and a second rotating shaft; the first rotating shaft is fixed to one end of the middle cover 3 close to the lower cover 4, and the second rotating shaft is fixed to one end of the lower cover 4 close to the middle cover 3, one end of the connecting rod 7 can be rotatably connected to the first rotating shaft, and the other end can be rotatably connected to the second rotating shaft.

[0042] Furthermore, side walls are provided on both sides of the middle cover 3 and the lower cover 4 , and rounded corners 9 are provided at adjacent ends of the side walls of the middle cover 3 and the lower cover 4 , and the rounded corners 9 are coaxially arranged with the rotating shaft 8 .

[0043] The middle cover and the lower cover are connected by a rotating shaft and a connecting rod so that the middle cover and the lower cover can rotate relative to each other, and coaxial fillets are provided adjacent to the side walls of the middle cover and the lower cover so that the middle cover and the lower cover will not interfere with each other due to the right-angled edges of the side walls, so that the lower cover can rotate toward the inside of the middle cover, thereby reducing the volume of the cabinet door after folding and improving the stability of the foldable cabinet door after folding.

[0044] Specifically, the upper cover 2 and the middle cover 3 are rotatably connected via a first hinge, the hinge is located at a side of the middle cover 3 away from the cabinet body 1, and the upper cover 2 is rotatably fixed to the upper end of the cabinet body 1 via a second hinge.

[0045] There are two first hinges and two second hinges, the two first hinges are evenly distributed between the upper cover 2 and the middle cover 3 , and the two second hinges are evenly distributed between the upper cover 2 and the cabinet body 1 .

[0046] In a preferred embodiment, a bracket 5 and a bottom plate 103 are provided inside the cabinet 1. The bracket 5 can be detachably fixed to the inner wall of the cabinet 1. The bracket 5 is provided with strip-shaped fixing holes 501 for fixing electrical equipment. The bottom plate 103 is fixed inside the cabinet 1, suitable for dividing the cabinet into two spaces.

[0047] like Figure 6 As shown, the bracket 5 includes a steel plate 500 , a fixing hole 501 is opened on the steel plate 500 , and mounting holes 502 are arranged at both ends of the fixing hole 501 . The diameter of the mounting hole 502 is greater than the width of the fixing hole 501 .

[0048] A connecting column 102 is provided in the cabinet 1. One end of the connecting column 102 is vertically fixed to the inner wall of the cabinet 1, and the other end is provided with a threaded hole matching the mounting hole 502. The steel plate 500 is detachably fixed to the connecting column 102 by screws.

[0049] By arranging a plurality of connection columns 102 on the inner wall of the cabinet 1, a gap is left between the bracket 5 and the inner wall of the cabinet 1, so that the electrical equipment can be easily installed in the fixing hole 501 on the steel plate 500, and two connection columns 102 are arranged at both ends of the steel plate 500, which can be detachably fixed in cooperation with the mounting holes 501 on the steel plate 500, so as to facilitate later maintenance and replacement and reduce costs. A space is separated from the bottom of the cabinet 1 by the bottom plate 103, so that the electrical equipment can be installed.

[0050] Among them, Figure 2 As shown, there are multiple racks 5, and four are provided in this embodiment. The number of racks 5 is adaptively adjusted according to the space and the number of electrical equipment to be fixed, and the racks 5 are parallel to each other and are evenly spaced and distributed inside the cabinet 1.

[0051] like Figure 7 As shown, the cabinet body 1 includes a cabinet shell 100 with an opening at one end, a circular protruding plate 101 is provided on one side of the open end of the cabinet shell 100, a circular side panel is provided around the foldable cabinet door, the protruding plate 101 is located on the inner side of the side panel, and a rubber strip is provided on the side of the protruding plate 101 close to the side panel.

[0052] By providing a convex plate 101 around the opening end of the cabinet body 1, cooperating with the side plate provided around the foldable cabinet door, and further providing a sealing rubber strip between the convex plate 101 and the side plate, the sealing and connection reliability between the cabinet door and the cabinet body 1 are improved.

[0053] In combination with the above preferred implementation modes, this embodiment provides a more specific working principle of the intelligent distribution cabinet of a box-type substation:

[0054] The cabinet door of the cabinet body 1 can achieve a three-section folding effect through the upper cover 2, the middle cover 3 and the lower cover 4, so as to reduce the rotation radius of the door cover. Since the middle cover 3 rotates toward the outside of the cabinet body 1 and the lower cover 4 rotates toward the inside of the cabinet body 1, interference with the side of the door cover can be avoided.

[0055] The bracket 5 in the cabinet 1 can be used to install electrical equipment, so that the interior can be protected by the cabinet 1. The rotating shaft 8 can connect the middle cover 3 and the lower cover 4 so that the two can rotate with each other. The rounded corners 9 can prevent the middle cover 3 and the lower cover 4 from interfering with each other due to the right-angled edges, so that the two can rotate normally. The fixing holes 501 opened on the steel plate 500 can be used to fix electrical equipment, and the steel plate 500 can be fixed in the cabinet 1 through the installation holes 502. The outer wall of the protruding plate 101 can be used to install rubber strips, so that the cabinet door can play a sealing role. The connecting column 102 can play a role in fixing the steel plate 500, and the bottom plate 103 can separate a space from the bottom of the cabinet 1, so that the effect of installing electrical equipment can be achieved.

[0056] The preferred specific embodiments of the present invention are described in detail above. It should be understood that a person skilled in the art can make many modifications and changes based on the concept of the present invention without creative work. Therefore, any technical solution that can be obtained by a person skilled in the art through logical analysis, reasoning or limited experiments based on the concept of the present invention on the basis of the prior art should be within the scope of protection determined by the claims.

Claims

1. A box-type substation intelligent distribution cabinet, characterized in that: It comprises a cabinet body (1) and a foldable cabinet door, wherein one end of the cabinet body (1) is provided with an opening, the foldable cabinet door can be rotatably fixed to the end of the cabinet body (1) away from the ground and covered on the opening, and the foldable cabinet door matches the shape of the opening; The foldable cabinet door comprises an upper cover (2), a middle cover (3) and a lower cover (4) which are rotatably connected in sequence; one end of the upper cover (2) away from the middle cover (3) is rotatably fixed on the cabinet body (1); and the upper cover (2) rotates toward a side away from the cabinet body (1).

2. The intelligent power distribution cabinet for a box-type substation according to claim 1 is characterized in that: A connecting rod (7) and a rotating shaft (8) are provided between the middle cover (3) and the lower cover (4), and the rotating shaft (8) comprises a first rotating shaft and a second rotating shaft; the first rotating shaft is fixed to one end of the middle cover (3) close to the lower cover (4), and the second rotating shaft is fixed to one end of the lower cover (4) close to the middle cover (3); one end of the connecting rod (7) is rotatably connected to the first rotating shaft, and the other end is rotatably connected to the second rotating shaft.

3. The intelligent power distribution cabinet for a box-type substation according to claim 2 is characterized in that: Side walls are provided on both sides of the middle cover (3) and the lower cover (4), and a rounded corner (9) is provided at one adjacent end of the side wall of the middle cover (3) and the side wall of the lower cover (4), and the rounded corner (9) is coaxially arranged with the rotating shaft (8).

4. The intelligent power distribution cabinet for a box-type substation according to claim 1 is characterized in that: The upper cover (2) and the middle cover (3) are rotatably connected via a first hinge, the hinge is located on a side of the middle cover (3) away from the cabinet body (1), and the upper cover (2) is rotatably fixed to the upper end of the cabinet body (1) via a second hinge.

5. The intelligent power distribution cabinet for a box-type substation according to claim 4 is characterized in that: The number of the first hinges and the second hinges are both multiple, each of the first hinges is evenly distributed between the upper cover (2) and the middle cover (3), and each of the second hinges is evenly distributed between the upper cover (2) and the cabinet body (1).

6. The intelligent power distribution cabinet for a box-type substation according to claim 1 is characterized in that: The cabinet (1) is provided with a hanging rack (5) and a bottom plate (103) inside; the hanging rack (5) is detachably fixed on the inner wall of the cabinet (1); the hanging rack (5) is provided with strip-shaped fixing holes (501) for fixing electrical equipment; the bottom plate (103) is fixed inside the cabinet (1) and is suitable for dividing the cabinet into two spaces.

7. The intelligent power distribution cabinet for a box-type substation according to claim 6 is characterized in that: The hanger (5) comprises a steel plate (500), the fixing hole (501) is opened on the steel plate (500), mounting holes (502) are arranged at both ends of the fixing hole (501), and the diameter of the mounting hole (502) is greater than the width of the fixing hole (501).

8. The intelligent power distribution cabinet for a box-type substation according to claim 7 is characterized in that: A connecting column (102) is provided in the cabinet (1), one end of the connecting column (102) is vertically fixed to the inner wall of the cabinet (1), and the other end is provided with a threaded hole matching the mounting hole (502), and the steel plate (500) is detachably fixed to the connecting column (102) by screws.

9. The intelligent power distribution cabinet for a box-type substation according to claim 6, characterized in that: There are a plurality of hanging racks (102), and the hanging racks (102) are parallel to each other and are distributed at equal intervals inside the cabinet (1).

10. The intelligent power distribution cabinet for a box-type substation according to claim 1, characterized in that: The cabinet body (1) comprises a cabinet shell (100) with an opening at one end, a circular convex plate (101) is provided on one side of the open end of the cabinet shell (100), a circular side plate is provided around the foldable cabinet door, the convex plate (101) is located on the inner side of the side plate, and a rubber strip is provided on the side of the convex plate (101) close to the side plate.

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