Twenty-nine-fold section bar and supporting frame for control cabinet

Abstract

The utility model relates to the technical field of control cabinet frames, in particular to a twenty-nine-fold section bar and support frame for a control cabinet, which comprises a section bar body with a triangular section and a hollow channel in the middle, and the section bar body comprises a first support straight face, a support inclined face and a second support straight face which are sequentially connected end to end. The first supporting straight face and the second supporting straight face are the same in structure and are perpendicularly connected with each other, the supporting inclined face comprises a middle inclined face and folding face assemblies distributed on the two sides of the middle inclined face, and each folding face assembly comprises a first folding face, a second folding face, a third folding face and a fourth folding face which are sequentially connected; the end, away from the third folding face, of the fourth folding face is connected with the middle inclined face, a protrusion deviating from the direction of the hollow channel is arranged at the joint of the fourth folding face and the middle inclined face, and the first supporting straight face and the second supporting straight face are each provided with at least one concave part facing the direction of the hollow channel. The bearing capacity and the structural strength are greatly improved, and the use requirements of the control cabinet are met.

Description

Technical Field

[0001] The utility model relates to the technical field of control cabinet frames, in particular to a twenty-nine-fold profile and a supporting frame for a control cabinet. Background Art

[0002] There are many types of control cabinets, including electrical control cabinets, frequency conversion control cabinets, low-voltage control cabinets, high-voltage control cabinets, water pump control cabinets, power control cabinets, explosion-proof control cabinets, elevator control cabinets, PLC control cabinets, fire control cabinets and brick machine control cabinets, etc. According to the requirements of electrical wiring, measuring instruments, protective electrical appliances, switchgear and auxiliary equipment are assembled in closed or semi-closed metal cabinets or on screens. The measuring instruments can display various parameters in operation, and some electrical parameters can be adjusted. It can also prompt or send signals when deviating from the normal working state. Control cabinets are widely used in various power generation, distribution and substations.

[0003] With the rapid development of the industry, the requirements for the use of control cabinets are becoming higher and higher. In actual use, the support frame of the control cabinet needs to meet the characteristics of large internal space, strong load-bearing capacity and high strength.

[0004] The supporting frame of the control cabinet in the prior art cannot meet the high-strength and high-load-bearing requirements, so it is necessary to propose a control cabinet profile and supporting frame with higher strength and greater load-bearing capacity. Utility Model Content

[0005] The purpose of the utility model is to overcome the shortcomings and deficiencies of the prior art and to provide a twenty-nine-fold profile and a support frame for a control cabinet. The profile of the utility model has twenty-nine bends, which greatly improves the load-bearing capacity and structural strength and meets the use requirements of the control cabinet.

[0006] The technical solution adopted by the utility model is as follows: a twenty-nine-fold profile for a control cabinet, comprising a profile body with a triangular cross-section and a hollow channel in the middle, the profile body comprising a first supporting straight surface, a supporting inclined surface, and a second supporting straight surface connected end to end in sequence, the first supporting straight surface and the second supporting straight surface have the same structure and are vertically connected to each other, the supporting inclined surface comprises a middle inclined surface and a folding surface assembly distributed on both sides of the middle inclined surface, the folding surface assembly comprises a first folding surface, a second folding surface, a third folding surface and a fourth folding surface connected in sequence, the fourth folding surface is connected to the middle inclined surface at one end away from the third folding surface and a protrusion is provided at the connection point that is away from the direction of the hollow channel, and the first supporting straight surface and the second supporting straight surface are both provided with at least one depression facing the direction of the hollow channel.

[0007] The inner wall and the outer wall of each recess are provided with a flat surface.

[0008] The inner wall and the outer wall of each protrusion are arc angles.

[0009] Arc transition is adopted between the first supporting straight surface and the second supporting straight surface, the first supporting straight surface and the supporting inclined surface, the supporting inclined surface and the second supporting straight surface, the first folding surface and the second folding surface, the second folding surface and the third folding surface, the third folding surface and the fourth folding surface, the fourth folding surface and the protrusion, and the protrusion and the middle inclined surface.

[0010] The profile body is an integrated bending structure and has a thickness of 2 mm.

[0011] The profile body is an integrated bending structure, and the first supporting straight surface and the second supporting straight surface are laser welded.

[0012] A support frame includes a frame body, wherein the frame body includes two groups of transverse profiles and one group of vertical profiles, each group of the transverse profiles and the vertical profiles are four, the two groups of the transverse profiles are relatively arranged at the two ends of the vertical profiles, each group of the transverse profiles are connected end to end to form a rectangle and the four vertical profiles are respectively connected to the four corners of the rectangle, the adjacent transverse profiles and vertical profiles are connected by plug-in connectors, and the transverse profiles and the vertical profiles are both the above-mentioned twenty-nine-fold profiles for the control cabinet.

[0013] The plug connector is provided with a plug-in portion for installing the profile body, and the plug connector is also provided with an abutment block abutting against the middle inclined surface, and the abutment block is provided with a slot for the protrusion to extend into.

[0014] The beneficial effects of the utility model are as follows: the profile of the utility model has twenty-nine bends, which greatly improves the load-bearing capacity and structural strength of the profile, the protrusions and the middle slope further strengthen the load-bearing capacity of the supporting slope, and the profile is combined with the connectors to form a supporting frame, which meets the use requirements of large internal space, strong load-bearing capacity and high strength of the control cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, without paying creative labor, other drawings obtained based on these drawings still belong to the scope of the utility model.

[0016] Figure 1 It is a cross-sectional schematic diagram of a twenty-nine-fold profile for a control cabinet of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of a twenty-nine-fold profile for a control cabinet of the utility model;

[0018] Figure 3 This is a structural schematic diagram of a support frame of the utility model;

[0019] Figure 4 It is a partial explosion diagram of the connector in the utility model;

[0020] Figure 5 It is a partial structural schematic diagram of the plug connector in the utility model;

[0021] In the figure, 1-profile body, 2-first supporting straight surface, 3-supporting inclined surface, 4-second supporting straight surface, 5-middle inclined surface, 6-first folding surface, 7-second folding surface, 8-third folding surface, 9-fourth folding surface, 10-hollow channel, 11-protrusion, 12-recess, 13-plane, 14-transverse profile, 15-vertical profile, 16-connector, 17-connecting part, 18-abutment block, 19-slot. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the utility model clearer, the utility model will be further described in detail below with reference to the accompanying drawings.

[0023] It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are for distinguishing two non-identical entities with the same name or non-identical parameters. It can be seen that "first" and "second" are only for the convenience of expression and should not be understood as limitations on the embodiments of the present invention. The subsequent embodiments will not explain this one by one.

[0024] The directions and positions mentioned in the present invention, such as "upper", "lower", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., are only for reference to the directions or positions of the drawings. Therefore, the directions and positions used are used to explain and understand the present invention, but not to limit the scope of protection of the present invention.

[0025] like Figures 1 to 5 As shown, an embodiment of the utility model is a twenty-nine-fold profile for a control cabinet, including a profile body 1 with a triangular cross-section and a hollow channel 10 in the middle, the profile body 1 includes a first supporting straight surface 2, a supporting inclined surface 3 and a second supporting straight surface 4 connected end to end in sequence, the first supporting straight surface 2 and the second supporting straight surface 4 have the same structure and are vertically connected to each other, the supporting inclined surface 3 includes a middle inclined surface 5 and a folding surface component distributed on both sides of the middle inclined surface 5, the folding surface component includes a first folding surface 6, a second folding surface 7, a third folding surface 8 and a fourth folding surface 9 connected in sequence, the end of the fourth folding surface 9 away from the third folding surface 8 is connected to the middle inclined surface 5 and a protrusion 11 away from the direction of the hollow channel 10 is provided at the connection, and at least one recess 12 facing the direction of the hollow channel 10 is provided on the first supporting straight surface 2 and the second supporting straight surface 4.

[0026] The beneficial effects of such a configuration are as follows: in the present embodiment, there are two depressions, and the profile of the utility model has twenty-nine bends, which greatly improves the load-bearing capacity and structural strength of the profile; the protrusion and the middle slope further strengthen the load-bearing capacity of the supporting slope; the profile is combined with the connector to form a supporting frame, which meets the use requirements of a large internal space, strong load-bearing capacity and high strength of the control cabinet.

[0027] It is further provided that the inner wall and the outer wall of each of the recesses 12 are provided with a plane 13 .

[0028] The beneficial effects of such a configuration are as follows: the number of bends is further increased through the plane, the strength of the recess is increased, and a stronger load-bearing capacity is ensured.

[0029] It is further provided that the inner wall and the outer wall of each protrusion 11 are arc angles.

[0030] The beneficial effects of such a configuration are as follows: the structural strength of the protrusion is increased by the arc angle, making it easier to bend.

[0031] It is further configured that arc transitions are adopted between the first supporting straight surface 2 and the second supporting straight surface 4, the first supporting straight surface 2 and the supporting inclined surface 3, the supporting inclined surface 3 and the second supporting straight surface 4, the first folding surface 6 and the second folding surface 7, the second folding surface 7 and the third folding surface 8, the third folding surface 8 and the fourth folding surface 9, the fourth folding surface 9 and the protrusion 11, and the protrusion 11 and the middle inclined surface 5.

[0032] The beneficial effects of this arrangement are as follows: the overall structural strength and stability of the profile are further improved, the arc transition between adjacent surfaces reduces stress concentration, and facilitates processing and bending.

[0033] It is further provided that the profile body 1 is an integrated bending structure and has a thickness of 2 mm.

[0034] The beneficial effects of such a configuration are as follows: the thickness is thicker than that of the prior art, the anti-deformation and anti-bending capabilities are stronger, and the load-bearing capacity is greatly improved.

[0035] It is further configured that the profile body 1 is an integrated bending structure, and the first supporting straight surface 2 and the second supporting straight surface 4 are laser welded.

[0036] The beneficial effects of this arrangement are as follows: the first supporting straight surface and the second supporting straight surface are the two ends of the profile before bending, and the place where the two abut each other after bending is closed. The closed part adopts laser welding technology, which is more suitable for welding thin-walled materials and the connection is more firm. Laser welding has the advantages of high efficiency and precision, and the welding surface is smoother and increases the aesthetics.

[0037] A support frame includes a frame body, wherein the frame body includes two groups of transverse profiles 14 and one group of vertical profiles 15, each group of the transverse profiles 14 and the vertical profiles 15 are four, the two groups of the transverse profiles 14 are relatively arranged at the two ends of the vertical profiles 15, each group of the transverse profiles 14 are connected end to end to form a rectangle and the four vertical profiles 15 are respectively connected to the four corners of the rectangle, the adjacent transverse profiles 14 and vertical profiles 15 are connected by connectors 16, and the transverse profiles 14 and the vertical profiles 15 are both the above-mentioned twenty-nine-fold profiles for the control cabinet.

[0038] The beneficial effects of such a configuration are as follows: the horizontal profile and the vertical profile adopt the above-mentioned profile body, and then match the connectors to form a support frame. Such a support frame meets the use requirements of a large internal space of the control cabinet, a strong load-bearing capacity, and high strength.

[0039] Furthermore, the plug connector 16 is provided with a plug-in portion 17 for mounting the profile body 1 , and the plug connector 16 is also provided with an abutment block 18 abutting against the middle inclined surface 5 , and the abutment block 18 is provided with a slot 19 for the protrusion 11 to extend into.

[0040] The beneficial effects of such a configuration are as follows: the connector is easily connected to the profile body through the plug-in portion, the abutment block abuts against the middle bevel to enhance the connection strength, the slot gives way to the protrusion, increasing the contact area and further improving the connection strength.

[0041] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Therefore, equivalent changes made according to the claims of the present invention are still within the scope covered by the present invention.

Claims

1. A twenty-nine-fold profile for a control cabinet, characterized in that: The invention comprises a profile body (1) having a triangular cross section and a hollow channel (10) in the middle, the profile body (1) comprising a first supporting straight surface (2), a supporting inclined surface (3) and a second supporting straight surface (4) connected end to end in sequence, the first supporting straight surface (2) and the second supporting straight surface (4) having the same structure and being vertically connected to each other, the supporting inclined surface (3) comprising a middle inclined surface (5) and folding surface components distributed on both sides of the middle inclined surface (5), the folding surface components comprising a first folding surface (6), a second folding surface (7), a third folding surface (8) and a fourth folding surface (9) connected in sequence, the end of the fourth folding surface (9) away from the third folding surface (8) being connected to the middle inclined surface (5) and a protrusion (11) facing away from the direction of the hollow channel (10) being provided at the connection point, and at least one recess (12) facing the direction of the hollow channel (10) being provided on each of the first supporting straight surface (2) and the second supporting straight surface (4).

2. The twenty-nine-fold profile for a control cabinet according to claim 1, characterized in that: The inner wall and the outer wall of each of the recesses (12) are provided with a flat surface (13).

3. The twenty-nine-fold profile for a control cabinet according to claim 1, characterized in that: The inner wall and the outer wall of each protrusion (11) are both arc angles.

4. The twenty-nine-fold profile for a control cabinet according to claim 1, characterized in that: Arc transitions are adopted between the first supporting straight surface (2) and the second supporting straight surface (4), the first supporting straight surface (2) and the supporting inclined surface (3), the supporting inclined surface (3) and the second supporting straight surface (4), the first folding surface (6) and the second folding surface (7), the second folding surface (7) and the third folding surface (8), the third folding surface (8) and the fourth folding surface (9), the fourth folding surface (9) and the protrusion (11), and the protrusion (11) and the middle inclined surface (5).

5. The twenty-nine-fold profile for a control cabinet according to claim 1, characterized in that: The profile body (1) is an integrated bending-molded structure and has a thickness of 2 mm.

6. The twenty-nine-fold profile for a control cabinet according to claim 1, characterized in that: The profile body (1) is an integrated bending-molded structure, and the first supporting straight surface (2) and the second supporting straight surface (4) are laser welded.

7. A support frame, characterized in that: The invention comprises a frame body, wherein the frame body comprises two groups of transverse profiles (14) and one group of vertical profiles (15), each group of the transverse profiles (14) and the vertical profiles (15) are four, the two groups of the transverse profiles (14) are relatively arranged at the two ends of the vertical profiles (15), each group of the transverse profiles (14) is connected end to end to form a rectangle and the four vertical profiles (15) are respectively connected to the four corners of the rectangle, and the adjacent transverse profiles (14) and vertical profiles (15) are connected by a plug-in connector (16), and the transverse profiles (14) and the vertical profiles (15) are both the twenty-nine-fold profile for the control cabinet according to any one of claims 1 to 6.

8. A support frame according to claim 7, characterized in that: The plug-in connector (16) is provided with a plug-in portion (17) for mounting the profile body (1), and the plug-in connector (16) is also provided with an abutment block (18) abutting against the middle inclined surface (5), and the abutment block (18) is provided with a slot (19) for the protrusion (11) to extend into.

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