CN107360689B

CN107360689B - Electric control box

Info

Publication number: CN107360689B
Application number: CN201710817217.5A
Authority: CN
Inventors: 江金源; 黄福豪; 梁荣鑫; 樊超
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2017-09-12
Filing date: 2017-09-12
Publication date: 2023-03-28
Anticipated expiration: 2037-09-12
Also published as: CN107360689A

Abstract

The embodiment of the invention discloses an electric cabinet, relates to the field of electric control, and is used for optimizing the structure of the conventional electric cabinet and realizing convenient and adjustable position of a laminate on the premise that a cabinet body of the electric cabinet is not damaged. The electric cabinet comprises a cabinet body, a first laminate and a fastening structure, wherein the first laminate can slide relative to the cabinet body, and the fastening structure is configured to fix the first laminate at any sliding position. The electric cabinet that above-mentioned technical scheme provided can make things convenient for, change the mounted position of plywood in this internal continuously to make can rationally set up the plywood position according to the structure, the size of the electric elements who will install.

Description

Electric control box

Technical Field

The invention relates to the field of electric control, in particular to an electric cabinet.

Background

The electric cabinet is used for installing electronic components, if need set up two-layer electronic components in the electric cabinet, need set up the mounting panel, and present mounting panel adopts following mode to install in the electric cabinet box: firstly, riveting a hexagon nut on the support plate in advance, and then welding the support plate on the inner wall of the electric cabinet body.

The inventor finds that at least the following problems exist in the prior art: hexagonal nuts are riveted on the supporting plate in advance, and then the supporting plate is welded on a side plate of the electric cabinet, so that the installation process is complex and inconvenient; the supporting plate can not be detached after being welded, the position of the electric appliance element mounting plate can not be adjusted, the wiring range is limited, and the mounting flexibility is lacked. Welding marks are left on the surfaces of the side plates after the support plates are welded, and the appearance of the box body is affected.

Disclosure of Invention

One of the purposes of the present invention is to provide an electric cabinet, which is used for optimizing the structure of the existing electric cabinet.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention provides an electric cabinet which comprises a cabinet body, a first layer plate and a fastening structure, wherein the first layer plate can slide relative to the cabinet body, and the fastening structure is configured to fix the first layer plate at any sliding position.

In an alternative embodiment, the box body is provided with a slot, and the fastening structure comprises a screw and a nut, the screw passing through the slot; the fastening structure is kept together with the first laminate, and the screw and the nut can fasten the first laminate at any sliding position.

In an alternative embodiment, the groove comprises a first groove and a second groove which are communicated, and the first groove is positioned at the inner side of the second groove; the screw rod penetrates through the first laminate, the second groove and the first groove and is in threaded connection with the nut.

In an alternative embodiment, the nut is located within the first groove and the head of the screw is located in the tank body cavity; or the nut is positioned in the cavity of the box body, and the head of the screw rod is positioned in the first groove.

In an alternative embodiment, the thickness of the box body in the region where the first groove and the second groove are provided is greater than the thickness of the other regions.

In an optional embodiment, the electric cabinet further comprises a second layer plate, the second layer plate is mounted on a mounting frame, and the mounting frame is arranged on the cabinet body; the mounting frame is provided with a wire fixing hole, and the wire fixing hole is used for fixing a branch head wire bundle.

In an alternative embodiment, two rows of the wire fixing holes are arranged, and the height positions of the two rows of the wire fixing holes are different.

In an alternative embodiment, the mounting bracket is configured to slide relative to the tank body.

In an alternative embodiment, the inner wall of the box body is provided with a groove; the mounting bracket is also provided with a clamping structure, and the clamping structure is positioned in the groove.

In an alternative embodiment, the edge of the mounting bracket is bent to form the snap-in structure.

In an alternative embodiment, the mounting frame is further provided with a mounting hole detachably connected with the second layer plate.

In an alternative embodiment, the mounting holes comprise two rows, and the height positions of the two rows of mounting holes are different.

In an alternative embodiment, the bin body presents a pair of opposed side walls, and each of the opposed side walls is provided with at least two sections of the slot of different heights, the snap-in formations being selectively provided in two of the slots.

In an alternative embodiment, the wire retention holes and the snap-in structures are spaced apart at the same height.

In an alternative embodiment, the second deck has a cross-sectional area less than the box body cross-sectional area.

In an alternative embodiment, the first tier floor has a cross-sectional area less than the box body cross-sectional area.

Based on the technical scheme, the embodiment of the invention can at least produce the following technical effects:

the electric cabinet that above-mentioned technical scheme provided can conveniently change the mounted position of first plywood in this internal at the case in succession, and can fix in the position of sliding wantonly, has improved plywood mounted position's flexibility greatly, can realize the continuous adjustable of first plywood position for can set up the plywood position according to the structure, the size of the electric elements who will install more rationally.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:

fig. 1 is a schematic view of a three-dimensional structure of an electric cabinet according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional structure view of an electric cabinet provided in an embodiment of the present invention;

FIG. 3 is an enlarged view of part A of FIG. 2;

fig. 4 is a schematic cross-sectional structural view of an electric cabinet according to another embodiment of the present invention;

FIG. 5 is an enlarged view of part B of FIG. 4;

FIG. 6 is a schematic structural view of the mounting bracket;

FIG. 7 is a schematic cross-sectional view of C-C of FIG. 6.

Reference numerals: 1. a tank body; 2. a first laminate; 3. a fastening structure; 4. a second laminate; 5. a mounting frame; 11. a chute; 31. a first groove; 32. a second groove; 33. a screw; 34. a nut; 41. a bolt; 51. a snap-in structure; 52. mounting holes; 53. the wire fixing hole.

Detailed Description

The technical solution provided by the present invention is explained in more detail with reference to fig. 1 to 7.

Referring to fig. 1 to 3, an embodiment of the present invention provides an electric cabinet, which includes a cabinet body 1, a first floor 2, and a fastening structure 3. The first layer 2 can slide relative to the tank body 1, and the fastening structure 3 is configured to fix the first layer 2 in any sliding position.

The displacement position of the first layer 2 is continuous. The sliding of the first layer 2 can be achieved by means of a slot, and the fastening structure 3 can fix the first layer 2 in any position of the slot, which position is determined in practice by the size, number, type, etc. of the components to be installed in the electric cabinet.

The box body 1 can be formed by extrusion without adopting sheet metal parts for bending. The extrusion molding process is adopted, the box body of the aluminum electric box is a whole, and the wall thickness of the box body can be designed according to the function required to be realized.

The first layer 2 may be flat, which facilitates a continuous, adjustable position.

The fastening structure 3 is configured to fix the first layer 2 at any sliding position, and the fastening structure 3 can be realized in various ways, and the fastening structure 3 can comprise two parts which can be fixed with each other, and the first layer 2 is clamped between the two parts. The manner employed in this embodiment will be described later.

In this embodiment, the box body 1 is provided with a groove, and the fastening structure 3 includes a screw 33 and a nut 34. The screw 33 passes through the slot. The fastening structure 3 and the first layer plate 2 are always kept together, and the screw 33 and the nut 34 can fasten the first layer plate 2 at any sliding position. The first sheet 2 is sandwiched between the head of the screw 33 and the nut 34, and is fixed.

Referring to fig. 2 and 3, in particular, the groove comprises a first groove 31 and a second groove 32 which are communicated, the first groove 31 is located inside the second groove 32, i.e. the first groove 31 is farther from the first layer plate 2 and the second groove 32 is closer to the first layer plate 2. One end of the screw 33 passes through the first layer plate 2, the first groove 31 and the second groove 32 in sequence, and the nut 34 is connected with the screw 33 to fix the first layer plate 2 and the box body 1. According to the technical scheme, the first layer plate 2 and the box body 1 can be fixed at any position through the nut 34 and the screw 33, and other parts do not need to be arranged.

Referring to fig. 3, the nut 34 is located in the first groove 31 and the head of the screw 33 is located in the cavity of the case body 1. In this embodiment, the central axes of the first recess 31 and the second recess 32 intersect, the central axis of the first recess 31 is vertical, the central axis of the second recess 32 is horizontal, and the first recess 31 and the second recess 32 are generally cross-shaped. The length direction of the screw 33 coincides with the central axis direction of the second groove 32. By adopting the structure, the overall shapes of the first groove 31 and the second groove 32 are in a cross shape, the thickness of the nut 34 and the screwing length of the screw 33 can be accommodated, the side wall of the box body 1 cannot be damaged after the screw 33 is screwed in, and the sealing performance and the aesthetic property of the box body 1 can be ensured while the fastening effect is realized.

Referring to fig. 3, alternatively, the nut 34 is located in the cavity of the case body 1 and the head of the screw 33 is located in the first groove 31. The C-shaped groove below the cross-shaped groove in fig. 3 is used for the screw 33.

Referring to fig. 3, the first groove 31 and the second groove 32 are formed to accommodate the head of the nut 34 or the screw 32, and the wall thickness of the box body is thicker than that of the other parts in consideration of the load bearing, the strength of the box body, and the like. Just because the case body 1 has adopted extrusion process for can set up different thickness for different positions according to actual need. After setting up first recess 31 and second recess 32, need not weld the backup pad, when first plywood 2 pushed into, can push into first recess 31 with nut 34 in step, then screw 33 screws again, make the installation of first plywood 2 fixed more convenient. In addition, the nut 34 can be freely adjusted in position in the first groove 31, and the flexibility of wiring is improved. Moreover, the first groove 31 and the second groove 32 can accommodate the thickness of the nut 34 and the screwing length of the screw 33, and the sealing performance and the appearance of the box body 1 are ensured.

In addition, the first groove 31 and the second groove 32 can be formed by extrusion together with the box body 1 of the electric cabinet without separate machining.

Referring to fig. 3, the length directions of the first groove 31 and the second groove 32 are substantially perpendicular. The cross-shaped grooves are respectively arranged on the left and the right in the height direction of the box body 1, and the installation height of the first layer plate 2 is determined. Referring to fig. 1, the size of the first layer board 2 in the length direction is smaller than the length size of the electric cabinet body 1, so that the position of the first layer board 2 in the length direction of the electric cabinet body 1 can be adjusted.

The position of the first layer board 2 can be adjusted arbitrarily, and the flexibility of wiring can be increased. Specifically, the implementation of wiring flexibility: the mounting position of a conventional electric cabinet mounting plate is not adjustable, when a device on a lower layer is connected with a device on an upper layer, the positions of incoming wires and outgoing wires and the lengths of the wires need to be predetermined, the wires can be arranged in a fixed area, and the range of the wire arrangement is limited. After the cross-shaped groove is designed in the electric cabinet, the installation position of the first layer plate 2 can be adjusted in the length direction according to the actual installation condition, and the position constraint on the wire length and the wiring terminal is reduced. The position of the nut 34 can be adjusted freely in the cross-shaped groove, the installation position of the first layer plate 2 is not limited, and the flexibility of wiring is improved.

The first laminate 2 is mounted as follows: the cross-shaped grooves are respectively designed on the two opposite side walls of the electric cabinet body 1, the nuts 34 and the screw rods 33 are pre-tightened firstly, when the first laminate 2 for mounting the electric appliance element is pushed into the cross-shaped grooves, the nuts 34 are pushed into the first grooves 31 together, then the screw rods 33 are screwed, so that the problem of mounting and fixing the first laminate 2 is solved, layered placement of the elements is realized, and the space in the height direction of the cabinet body 1 can be fully utilized. The fastening structure 3 adopts the structure, so that the first laminate 2 is very convenient to mount and fix.

In this embodiment, the cross-shaped grooves are provided on two opposite side surfaces of the box body 1, the cross-shaped groove on each side surface is a through groove, both sides of the box body 1 are open, and the bottom plate and the cover plate on both sides are installed only after the first layer plate 2 is pushed in from the open side of the box body 1.

Referring to fig. 4 to 7, another embodiment of the present invention provides an electric cabinet having two layers of laminate. That is, in addition to the first layer board 2, the electric cabinet further comprises a second layer board 4, the second layer board 4 is mounted on a mounting frame 5, and the mounting frame 5 is arranged on the cabinet body 1. The mounting frame 5 is provided with a thread fixing hole 53, and the thread fixing hole 53 is used for fixing a branch thread bundle.

Above-mentioned technical scheme has set up solidus hole 53 on mounting bracket 5, and solidus hole 53 is directly seted up on mounting bracket 5 to solidus hook can be saved. In addition, the second layer plate 4 is connected to a mounting frame 5. Above-mentioned technical scheme can realize two kinds of functions of the installation of second plywood 4 fixed, the grafting of branch head line bundle simultaneously through mounting bracket 5.

The second layer 4 is mounted on the mounting bracket 5, and the mounting bracket 5 can slide relative to the box body 1 and can be fixed at a set position. The set position may be preset as desired. Adopt mounting bracket 5 to realize that the position of second plywood 4 is interrupted adjustably for mounting bracket 5 can be fixed in the settlement position, makes the electric cabinet wiring nimble.

The second layer plate 4 is arranged on the mounting frame 5, and the second layer plate 4 and the mounting frame 5 can be fixed in a detachable mode or a non-detachable mode. In this embodiment, the two are detachably connected. The adjustment of the position of the second laminate 4 is realized through the sliding of the mounting frame 5 and the box body 1.

Referring to fig. 5, specifically, the inner wall of the box body 1 is provided with a groove 11; the mounting bracket 5 is provided with a snap-in formation 51, the snap-in formation 51 being located in the slot 11. The sliding connection formed in the mode has a compact structure.

The snap-in formations 51 may be formed separately or directly as part of the mounting 5. The latter is exemplified in this embodiment, which may reduce the complexity of the installation.

Referring to fig. 2, in the present embodiment, the edge of the mounting bracket 5 is bent to form a snap-in structure 51. This maintains the overall structural strength of the mounting bracket 5 without increasing the manufacturing process.

Further, the bore is a variable diameter bore. The hole is larger in size at the insertion end and smaller in size at the tail end, so that the stability of the binding of the plug wire after the plug wire is inserted is better.

Further, the cross-sectional area of the first layer board 2 is smaller than that of the tank body 1. That is to say, the first layer board 2 does not completely cover the box body 1, but leaves a gap to facilitate the installation of components of different height dimensions and to make the wiring more flexible.

The second floor 4 may also have a cross-sectional area smaller than that of the tank body 1. That is to say, the second layer 4 does not completely cover the tank body 1, but leaves a gap in order to facilitate the installation of components of different height dimensions and to make the wiring more flexible.

In this embodiment, the tank body 1 presents a pair of opposite side walls, each of which is provided with at least two segments of grooves 11. The grooves 11 are formed in multiple sections, so that the mounting frame 5 can be mounted conveniently, the position of the mounting frame 5 can be adjusted conveniently, and the position of the second layer plate 4 can be adjusted. In this embodiment, each side wall is provided with three sections of grooves 11 with different heights, the snap-in structures 51 at two ends of the mounting frame 5 are respectively clamped in the groove 11 at the uppermost surface and the groove 11 at the lowermost surface, and the middle groove 11 is abutted against the middle part of the mounting frame 5, so that the mounting frame is not easy to deform under a bearing state.

According to the technical scheme, the section of the mounting frame 5 is C-shaped and is matched with the H-shaped groove 11 on the side surface of the electric cabinet. During installation, the electric cabinet can be directly slid in from the open side of the electric cabinet without welding, and then the groove 11, the top plate and the bottom plate of the electric cabinet are utilized for limiting and fixing.

The mounting frame 5 can select a proper mounting position according to actual wiring requirements, align the screw hole of the electrical component mounting plate with the mounting hole 52 of the mounting frame 5, and then screw in the bolt 41, so that the mounting and fixing of the second layer plate 4 can be completed. The branch head wire bundle can select a proper wire fixing hole for plugging according to the actual wiring condition, and then the wire is orderly fastened and fixed along the surface of the mounting frame 5.

According to the technical scheme, the installation position of the second layer plate 4 and the splicing position of the branch head wire bundle can be adjusted according to wiring requirements, and the installation is flexible.

Referring to fig. 5, in this embodiment, the mounting bracket 5 is provided with a mounting hole 52 detachably connected to the second floor 4. The mounting holes 52 may be screw holes, and the mounting bracket 5 and the second layer plate 4 are detachably connected by bolts.

Further, the mounting holes 52 include two rows, and the height positions of the two rows of mounting holes 52 are different. This facilitates adjustment of the height of the second deck 4 to meet different installation requirements.

Further, two rows of the wire fixing holes 53 are provided, and the height positions of the two rows of the wire fixing holes 53 are different. The branch head wire ties can be arranged in the wire fixing holes 53 at proper positions according to requirements.

Referring to fig. 1, the slots 11 and wire fixing holes 53 in each row are spaced apart to facilitate wiring.

When stronger electromagnetic interference exists between the components, or the number of the components is large, the components need to be installed in two layers or three layers, the electromagnetic interference is avoided, the wiring is reasonable, and the space in the height direction of the electric cabinet is fully utilized.

Furthermore, the electric cabinet is made of aluminum alloy materials and can be of a fan-free structure, a fan does not need to be arranged inside the electric cabinet, and the heat dissipation requirement of the electric cabinet can be met.

The ratio of the total width of the electric cabinet body to the total length is golden ratio, namely 0.618.

Above-mentioned technical scheme, electric cabinet processing performance is good, and all fin integrated into one piece, simple process, low cost, and grounding performance is splendid.

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the scope of the present invention.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof, but such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An electric cabinet, characterized by comprising a cabinet body (1), a first layer board (2), a fastening structure (3) and a second layer board (4), wherein the first layer board (2) can slide relative to the cabinet body (1), and the fastening structure (3) is configured to fix the first layer board (2) at any sliding position;

the second laminate (4) is mounted on a mounting rack (5), and the mounting rack (5) is arranged on the box body (1); the mounting frame (5) is configured to be slidable relative to the tank body (1); the inner wall of the box body (1) is provided with a groove (11); the edge of the mounting frame (5) is bent to form a clamping structure (51), and the clamping structure (51) is positioned in the groove (11); each side wall of the box body (1) is provided with three sections of grooves (11) with different heights, the clamping structures (51) at the two ends of the mounting rack (5) are clamped in the uppermost groove (11) and the lowermost groove (11) respectively, and the middle groove (11) is abutted against the middle part of the mounting rack (5).

2. The electric cabinet according to claim 1, characterized in that the cabinet body (1) is provided with a slot, the fastening structure (3) comprising a threaded rod (33) and a nut (34), the threaded rod (33) passing through the slot; the fastening structure (3) and the first layer plate (2) are kept together, and the screw rod (33) and the nut (34) can fasten the first layer plate (2) at any sliding position.

3. The electric cabinet according to claim 2, characterized in that said groove comprises a first groove (31) and a second groove (32) in communication, said first groove (31) being located inside said second groove (32); the screw (33) penetrates through the first layer plate (2), the second groove (32) and the first groove (31) and is in threaded connection with the screw (33).

4. An electric cabinet according to claim 3, characterized in that the nut (34) is located in the first recess (31) and the head of the screw (33) is located in the cabinet body (1) cavity; or the nut (34) is positioned in the cavity of the box body (1), and the head of the screw rod (33) is positioned in the first groove (31).

5. The electric cabinet according to claim 3, characterized in that the thickness of the area of the cabinet body (1) where the first groove (31) and the second groove (32) are provided is greater than the thickness of the other areas.

6. The electric cabinet according to any one of claims 1 to 5, characterized in that the mounting frame (5) is provided with a wire fixing hole (53), and the wire fixing hole (53) is used for fixing a branch wire bundle.

7. The electric cabinet according to claim 6, characterized in that the wire fixing holes (53) are arranged in two rows, and the height positions of the two rows of wire fixing holes (53) are different.

8. The electrical cabinet according to claim 6, characterized in that the mounting frame (5) is further provided with mounting holes (52) detachably connected with the second layer board (4).

9. The electrical cabinet according to claim 8, wherein the mounting holes (52) comprise two rows, and the height positions of the two rows of mounting holes (52) are different.

10. An electric cabinet according to claim 1, characterized in that the cabinet body (1) presents a pair of opposite side walls, and each of the opposite side walls is provided with at least two sections of said slots (11) of different height, said snap-in formations (51) being selectively provided in two of said slots (11).

11. The electrical cabinet according to claim 6, characterized in that the wire holes (53) and the snap-in structures (51) are spaced apart at the same height.

12. An electric cabinet according to claim 6, characterized in that the cross-sectional area of the second layer (4) is smaller than the cross-sectional area of the cabinet body (1).

13. The electric cabinet according to claim 1, characterized in that the cross-sectional area of the first deck (2) is smaller than the cross-sectional area of the cabinet body (1).