CN212436144U - Machine cabinet frame - Google Patents
Machine cabinet frame Download PDFInfo
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- CN212436144U CN212436144U CN202021553403.6U CN202021553403U CN212436144U CN 212436144 U CN212436144 U CN 212436144U CN 202021553403 U CN202021553403 U CN 202021553403U CN 212436144 U CN212436144 U CN 212436144U
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Abstract
The utility model relates to a rack frame, including 8 crossbeams that correspond to 12 arriss respectively, 4 stands, and be located 8 summits punishment respectively, be used for connecting 8 connecting pieces with crossbeam and stand, crossbeam and stand are made by the section bar, the section bar is bent by the steel sheet and is formed, and the cross section of its frame is the confined framework, one side of steel sheet forms the intensity unit of bending from the inner chamber that gets into the section bar with the concatenation department of opposite side, the intensity unit of bending is divided into two inner chambers with the space in the frame, be equipped with three connecting portion on the connecting piece, three connecting portion cooperate with the inner chamber of a stand and two crossbeams respectively. Compared with the prior art, the utility model has the advantages of whole bearing strength, torsional strength is high, and application scope is wide.
Description
Technical Field
The utility model belongs to the technical field of the railway communication and specifically relates to an equipment cabinet frame is related to.
Background
The production cabinet in the railway signal field is generally made of cold-rolled steel plates or aluminum alloys and used for storing control equipment such as signals, communication and the like, and can provide protection for the storage equipment and interference of electromagnetic shielding. The equipment is orderly and orderly arranged, and the equipment maintenance is convenient. In the prior art, in order to meet the use requirements of a cabinet with a frame type structure, the cabinet is made into a frame by adopting 12 sectional materials through mutual welding connection. This approach has the following disadvantages: 1. the requirement on the basic size precision of the width of the inner rail of the frame is high, the key size of the subsequent installation of electrical equipment is ensured, and the welding is easy to deform; 2. the assembled cabinet is difficult to transport due to large volume and low space utilization rate, and if the assembled cabinet is damaged in the carrying process, the assembled cabinet needs to be integrally replaced, so that the resource waste is caused; 3. in order to increase the torsional strength of the section bar, a large amount of welding is needed, a large amount of waste gas is generated during welding, a large amount of dust is generated in the subsequent treatment process, and the environmental pollution is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rack frame, whole bearing strength, torsional strength is high, and application scope is wide.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides a rack frame, includes 8 crossbeams, 4 stands that correspond to 12 arriss respectively to and be located 8 summits department respectively, be used for connecting 8 connecting pieces with crossbeam and stand, crossbeam and stand are made by the section bar, the section bar is bent by the steel sheet and is formed, and the cross section of its frame is the confined framework, the inner chamber that gets into the section bar from the concatenation department with the opposite side of one side of steel sheet forms the intensity unit of bending, the intensity unit of bending is divided into two inner chambers with the space in the frame, be equipped with three connecting portion on the connecting piece, three connecting portion cooperate with the inner chamber of a stand and two crossbeams respectively.
Furthermore, the strength bending unit is composed of a first limiting edge used for supporting the other side of the steel plate and a strength bending edge supported on the inner edge of the inner cavity, and an included angle is formed by the first limiting edge and the strength bending edge.
Furthermore, the first limiting edge is perpendicular to the strength bending edge.
Further, the cross-sections of the 8 beams are the same.
Further, the cross section of the outer frame of the profile comprises an inner supporting part, an outer supporting part, a second limiting edge and a third limiting edge, wherein the second limiting edge and the third limiting edge are connected with the inner supporting part and the outer supporting part.
Furthermore, the inner support part comprises a third inner bending edge, a second inner bending edge and a first inner bending edge which are connected in sequence.
Further, outer supporting part is including the second sealed limit that sets gradually, the first limit of bending outward, the first sealed limit, the second limit of bending outward and the third limit of bending outward, the third limit of bending outward is connected the third limit of bending inward through the second limit, the first limit of bending inward is connected through the third limit of bending to the second sealed limit, the first limit of bending outward, the first sealed limit and the second limit of bending outward connect gradually, the first limit of bending is connected to the second limit of bending outward.
Furthermore, in the section bar forming the upright post, the second inner bending edge is respectively vertical to the first inner bending edge and the third inner bending edge;
in the sectional material forming the cross beam, the included angle between the second inner bending edge and the first inner bending edge is an obtuse angle, the included angle between the second inner bending edge and the third inner bending edge is an acute angle, and the first inner bending edge and the third inner bending edge are parallel.
Furthermore, the included angle between the first outer bending edge and the first inner bending edge is 45 degrees.
Furthermore, the side surfaces of the outer frame corresponding to the first outer bending edge, the second outer bending edge, the third inner bending edge, the second inner bending edge and the first inner bending edge are all provided with mounting holes.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the whole bearing strength, the torsional strength is high, and the application range is wide.
2. The installation is quick, improves the installation effectiveness.
3. The scrap quantity is reduced, the production cost is saved, and the product quality is improved.
4. The frame is reduced to be deformed due to welding.
Drawings
Fig. 1 is a schematic structural diagram of an EMC frame of an embodiment;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4(a) is a cross-sectional view of a profile of a column;
FIG. 4(b) is a cross-sectional view of a cross-beam profile;
FIG. 4(c) is a profile side view;
FIGS. 5(a) and 5(b) are schematic views showing the structure of the connecting member;
wherein: 1. the first outer bending edge, 2, the first sealing edge, 3, the second outer bending edge, 4, the first limit edge, 5, the third outer bending edge, 6, the second limit edge, 7, the third inner bending edge, 8, the second inner bending edge, 9, the first inner bending edge, 10, the third limit edge, 11, the second sealing edge, 12, the strength bending edge, 13, the special-shaped hole, 14, the round hole, 15, the upper frame, 16, the lower frame, 17, the stand, 18, the connecting piece.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
A machine cabinet frame comprises 8 cross beams and 4 upright posts 17 which correspond to 12 edges respectively and 8 connecting pieces 18 which are located at 8 top points and used for connecting the cross beams and the upright posts 17, wherein the cross beams and the upright posts 17 are made of section bars, the section bars are formed by bending steel plates, the cross sections of outer frames of the section bars are closed frame bodies, as shown in figures 4(a) -4 (c), one side of each steel plate enters an inner cavity of each section bar from a splicing position with the other side to form a strength bending unit, the strength bending unit divides the space in the outer frames into two inner cavities, three connecting portions are arranged on the connecting pieces 18, and the three connecting portions are matched with the inner cavities of one upright post 17 and two cross beams respectively. The connecting pieces 18 are respectively positioned at the top corner and the bottom corner of the frame, and the upright posts 17 of the connecting pieces 18 are connected with the upper frame 15 and the lower frame 16 to form a cubic frame.
The strength bending unit is composed of a first limiting edge 4 used for supporting the other side of the steel plate and a strength bending edge 12 supported on the inner edge of the inner cavity, and the first limiting edge 4 and the strength bending edge 12 form an included angle. The first limit edge 4 is perpendicular to the strength bending edge 12. The cross sections of the 8 crossbeams are the same.
The cross-section of the outer frame of the profile comprises an inner support part and an outer support part, and a second 6 and a third 10 limiting edge connecting the inner and outer support parts.
The inner supporting part comprises a third inner bending edge 7, a second inner bending edge 8 and a first inner bending edge 9 which are connected in sequence.
Outer supporting part is including the second sealed limit 11 that sets gradually, first outer limit 1 of bending, first sealed limit 2, the second is outer 3 of bending and the third is outer 5 of bending, the third is outer 5 of bending is connected the third through the spacing limit 6 of second and is bent limit 7 in the third, the first limit 9 of bending in the second sealed limit 11 is connected through the spacing limit 10 of third, second sealed limit 11, first outer limit 1 of bending, first sealed limit 2 and the second is outer 3 of bending connect gradually, the first spacing limit 4 is connected to the second outer limit 3 of bending.
In the section bar forming the upright post 17, the second inner bending edge 8 is respectively vertical to the first inner bending edge 9 and the third inner bending edge 7;
in the section bar forming the cross beam, the included angle between the second inner bending edge 8 and the first inner bending edge 9 is an obtuse angle, the included angle between the second inner bending edge 8 and the third inner bending edge 7 is an acute angle, and the first inner bending edge 9 and the third inner bending edge 7 are parallel.
The side surfaces of the outer frame corresponding to the first outer bending edge 1, the second outer bending edge 3, the third outer bending edge 5, the third inner bending edge 7, the second inner bending edge 8 and the first inner bending edge 9 are all provided with mounting holes. The mounting hole between the two end parts is used for mounting an external accessory of the cabinet; the positions of the first outer bending edge 1, the first sealing edge 2 and the second sealing edge 11 are used for pasting EMC sealing strips. The first inner bending edge 9, the second inner bending edge 8 and the third inner bending edge 7 form a Z shape, and the opening of the Z shape formed by the second inner plate and the third inner plate faces the inside of the cabinet; the first limit edge 4, the first sealing edge 2, the second limit edge 6 and the second sealing edge 11 form a Z shape, and the opening of the Z shape faces the inner cavity. The first outer bending edge 1 and the second outer bending edge 3 are respectively provided with one position outside the inner cavity; the first inner bending edge 9 and the second inner bending edge 8 are respectively provided with one side positioned at the inner side of the inner cavity; the first strength bending edge 12 and the third inner bending edge 7 are overlapped and connected with each other, and the connection is through along the length direction of the sectional material. The third outer bending edge 5 and the first limiting edge 4 are connected to the outer side of the interface edge. The inner cavities of the two end upright posts 17 of the first outer bending edge 1 are connected with the two end upright posts 17 through connecting pieces 18 so as to assemble and position the cabinet frame. The mounting holes are divided into round holes 14 and special-shaped holes 13, and the special-shaped holes 13 are arranged at equal intervals along the length direction of the section bar. The special-shaped hole 13 is arranged on the third inner bending edge 7. The first inner bending edge 9 is parallel to the second outer bending edge 3, and the third inner bending edge 7 is parallel to the third outer bending edge 5; the included angle between the first outer bending edge 1 and the first inner bending edge 9 is 45 degrees.
The beam section comprises first outer bending edges 1 which are fixedly connected in sequence; a first sealing edge 2; a second outer bent edge 3; a first limit edge 4; a third outer folded edge 5; a second limit edge 6; a third inner bending edge 7; a second inner bending edge 8; a first inner bending edge 9; a third limiting edge 10; a second sealing edge 11; an inner cavity is formed between each side of the first strength bending side 12, the connection position of each plate is in sealing arrangement, and the positions of the first outer bending side 1, the first sealing side 2 and the second sealing side 11 are used for pasting an EMC sealing strip. The first inner bending edge 9, the second inner bending edge 8 and the third inner bending edge 7 form an L shape, and an opening of the L shape formed by the second inner plate and the third inner plate faces the inside of the cabinet; the first limit edge 4, the first sealing edge 2, the second limit edge 6 and the second sealing edge 11 form an L-shaped opening facing the inner cavity. The first outer bending edge 1 and the second outer bending edge 3 are respectively provided with one position outside the inner cavity; the first inner bending edge 9 and the second inner bending edge 8 are respectively provided with one side positioned at the inner side of the inner cavity; the first strength bending edge 12 and the third inner bending edge 7 are overlapped and connected with each other, and the connection is through along the length direction of the sectional material. The third outer bending edge 5 and the first limiting edge 4 are connected to the outer side of the interface edge. The inner cavities of the upright posts 17 at two ends of the first outer bending edge 1 are connected with the upright posts 17 at two ends through connecting pieces 18 so as to assemble and position the cabinet frame. The mounting holes are divided into round holes 14 and special-shaped holes 13, and the special-shaped holes 13 are arranged at equal intervals along the length direction of the section bar. The special-shaped hole 13 is arranged on the third inner bending edge 7. The first inner bending edge 9 is parallel to the second outer bending edge 3, and the third inner bending edge 7 is parallel to the third outer bending edge 5;
as shown in fig. 5(a) and 5(b), the connecting member 18 of the cabinet frame: the material adopts cast aluminum and die casting, the material has the characteristics of high strength, impact resistance and the like, and the connecting piece 18 is arranged on the cabinet frame connecting piece, so that the welding position of the cabinet frame is increased by the connecting piece 18, the argon arc welding area is reduced, and the frame is deformed due to welding. The connecting piece 18 adopts die casting of a cast aluminum material die to be tightly matched with the frame section bar to increase the integral bearing strength of the frame.
Claims (10)
1. The utility model provides a rack frame, includes 8 crossbeams, 4 stands that correspond to 12 arriss respectively to and be located 8 summits department respectively, be used for connecting 8 connecting pieces with crossbeam and stand, its characterized in that, crossbeam and stand are made by the section bar, the section bar is bent by the steel sheet and is formed, and the cross section of its frame is the confined framework, the inner chamber that gets into the section bar from the concatenation department with the opposite side of one side of steel sheet forms the intensity unit of bending, the intensity unit of bending is two inner chambers with the space division in the frame, be equipped with three connecting portion on the connecting piece, three connecting portion cooperate with the inner chamber of a stand and two crossbeams respectively.
2. The rack frame according to claim 1, wherein the strength bending unit comprises a first limit edge for supporting the other side of the steel plate and a strength bending edge for supporting the inner edge of the inner cavity, and the first limit edge and the strength bending edge form an included angle.
3. A cabinet frame according to claim 2, wherein the first limiting edge is perpendicular to the strength bending edge.
4. A cabinet frame according to claim 1, wherein the cross-sections of the 8 cross-beams are identical.
5. A cabinet frame according to claim 1, wherein the cross-section of the outer frame of the profile comprises inner and outer support portions, and second and third limiting edges connecting the inner and outer support portions.
6. A cabinet frame according to claim 5, wherein the inner support portion comprises a third inner bent edge, a second inner bent edge and a first inner bent edge which are connected in sequence.
7. The rack frame according to claim 6, wherein the outer support portion comprises a second sealing edge, a first outer bending edge, a first sealing edge, a second outer bending edge and a third outer bending edge, the second outer bending edge is connected with a third inner bending edge through a second limiting edge, the second sealing edge is connected with a first inner bending edge through a third limiting edge, the second sealing edge, the first outer bending edge, the first sealing edge and the second outer bending edge are connected in sequence, and the second outer bending edge is connected with the first limiting edge.
8. A machine cabinet frame according to claim 7,
in the section bar forming the upright post, the second inner bending edge is respectively vertical to the first inner bending edge and the third inner bending edge;
in the sectional material forming the cross beam, the included angle between the second inner bending edge and the first inner bending edge is an obtuse angle, the included angle between the second inner bending edge and the third inner bending edge is an acute angle, and the first inner bending edge and the third inner bending edge are parallel.
9. A machine cabinet frame according to claim 7, wherein the included angle between the first outer and inner bent edges is 45 degrees.
10. The rack frame according to claim 7, wherein the outer frame has mounting holes on the sides corresponding to the first outer bent edge, the second outer bent edge, the third inner bent edge, the second inner bent edge and the first inner bent edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021553403.6U CN212436144U (en) | 2020-07-31 | 2020-07-31 | Machine cabinet frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021553403.6U CN212436144U (en) | 2020-07-31 | 2020-07-31 | Machine cabinet frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212436144U true CN212436144U (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021553403.6U Active CN212436144U (en) | 2020-07-31 | 2020-07-31 | Machine cabinet frame |
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| Country | Link |
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| CN (1) | CN212436144U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113597250A (en) * | 2021-08-16 | 2021-11-02 | 广州国保科技有限公司 | Shielding cabinet |
| WO2022022131A1 (en) * | 2020-07-31 | 2022-02-03 | 上海铁路通信有限公司 | Cabinet framework |
| WO2022022130A1 (en) * | 2020-07-31 | 2022-02-03 | 上海铁路通信有限公司 | Frame profile for cabinet |
-
2020
- 2020-07-31 CN CN202021553403.6U patent/CN212436144U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022022131A1 (en) * | 2020-07-31 | 2022-02-03 | 上海铁路通信有限公司 | Cabinet framework |
| WO2022022130A1 (en) * | 2020-07-31 | 2022-02-03 | 上海铁路通信有限公司 | Frame profile for cabinet |
| CN114071937A (en) * | 2020-07-31 | 2022-02-18 | 上海铁路通信有限公司 | Machine cabinet frame |
| CN113597250A (en) * | 2021-08-16 | 2021-11-02 | 广州国保科技有限公司 | Shielding cabinet |
| CN113597250B (en) * | 2021-08-16 | 2023-03-03 | 广州国保科技有限公司 | Shielding cabinet |
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