CN215529692U - Electrical cabinet and electrical equipment - Google Patents
Electrical cabinet and electrical equipment Download PDFInfo
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- CN215529692U CN215529692U CN202121338027.3U CN202121338027U CN215529692U CN 215529692 U CN215529692 U CN 215529692U CN 202121338027 U CN202121338027 U CN 202121338027U CN 215529692 U CN215529692 U CN 215529692U
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 34
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- 238000007906 compression Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 239000003351 stiffener Substances 0.000 claims 5
- 238000005452 bending Methods 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000007791 dehumidification Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 8
- 238000003466 welding Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 239000012530 fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
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Abstract
The utility model discloses an electrical cabinet and electrical equipment, which comprise a cabinet body, a main cross beam, a main longitudinal beam and a fixing piece arranged on the outer side of the cabinet body, wherein the fixing piece enables the electrical cabinet to resist the movement, bending and rotation of the cabinet body. The crossband sets up in cabinet body rear end face, the crossband is provided with the oblique pull support that is used for supporting the cabinet body. The electrical cabinet further comprises a main beam connecting piece for fixing the relative position of the main cross beam and the main longitudinal beam; the reinforcing rib is used for fixing the surface of the cabinet body; and the end face connecting piece is used for fixing the joint of the adjacent surfaces of the cabinet body. The electrical cabinet further comprises a heat dissipation device, a dehumidification device and a temperature sensor. The electrical equipment is mounted on the electrical cabinet. Through the arrangement, the electric cabinet strengthens the restraint of movement and rotation of the cabinet body in all directions, enhances the torsion resistance of the electric cabinet, and ensures the safety inside the electric cabinet by adding a heat dissipation device and the like.
Description
Technical Field
The utility model relates to the technical field of electrical cabinet manufacturing, in particular to an electrical cabinet and electrical equipment.
Background
A control center of nuclear power equipment is an electrical cabinet, and the anti-seismic performance of the electrical cabinet determines the working condition of the electrical equipment under extreme conditions. The electrical cabinet is easy to bend and distort during an earthquake; electrical equipment within the electrical cabinet may be shorted to each other. At present, civil electrical cabinets are developed towards light weight and compactness, and in order to make the whole electrical cabinet more compact, electrical equipment in the electrical cabinet can be folded in multiple layers; electromagnetic interference can be generated between electrical equipment, meanwhile, the electrical cabinet is simple in supporting structure, an anti-seismic structure is often formed only in one direction, and the connection strength of the electrical cabinet cannot meet the requirements of special scenes such as nuclear power stations, military factories and telecommunication data rooms on anti-seismic performance.
The chinese utility model patent with the publication number of CN206806735U discloses a control switch cabinet, which comprises a front frame body and a rear frame body, wherein four top corners of the front frame body and the rear frame body are provided with reinforcing plates; the top cover and the base are of a combined welding structure of a bent metal plate, a reinforcing rib and a metal plate covering part; the upright post reinforcing ribs are welded at the bidirectional bending corners of the upright post main body; a plurality of U-shaped stiffening beams are arranged on two sides of the machine cabinet.
The anti-seismic cabinet has the anti-acceleration performance in the transverse direction and the longitudinal direction by adding the transverse beams and the longitudinal beams, but the strength of the cabinet body still cannot meet the anti-seismic requirement of high specification.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect of insufficient strength of the electrical cabinet, the utility model provides the electrical cabinet which comprises a cabinet body, a main cross beam and a main longitudinal beam, and further comprises a fixing piece arranged on the outer surface of the cabinet body.
According to the technical scheme, the fixing piece arranged on the outer surface is added, so that the electric cabinet has the capability of resisting the movement, bending and rotation of the cabinet body.
Preferably, the fixing member comprises at least one cross-bar.
Preferably, the horizontal bar set up in cabinet body rear end face, the horizontal bar is provided with and is used for supporting the oblique pull support of the cabinet body.
Preferably, the horizontal bar set up in the cabinet body up end, the horizontal bar is provided with and is used for hoist and mount the hoisting support of the cabinet body.
Preferably, the cross section of the transverse strip is trapezoidal, and the longer end of the trapezoidal cross section is attached to the back of the cabinet body.
Preferably, the electrical cabinet further comprises:
the main beam connecting piece is used for fixing the relative position of the main cross beam and the main longitudinal beam;
and/or a reinforcing rib fixed on the surface of the cabinet body;
and/or an end face connecting piece for fixing the joint of the adjacent surfaces of the cabinet body.
Preferably, the main beam connecting piece comprises a long plate bent in an L shape, and two ends of the main beam connecting piece are respectively connected with the main cross beam and the main longitudinal beam.
Preferably, the main beam connecting piece is in a long strip shape; the main beam connecting piece is connected with the main cross beam and the main longitudinal beam; the main beam connecting piece, the main cross beam and the main longitudinal beam form a triangular stable structure.
Preferably, the reinforcing rib further comprises at least one secondary reinforcing rib connecting two adjacent reinforcing ribs.
Preferably, the end face connecting piece comprises a reinforcing strip which is attached to two adjacent surfaces of the cabinet body so as to fix the two adjacent surfaces of the cabinet body.
Preferably, the end face connecting piece further comprises a pressing strip for pressing the reinforcing strip on the inner side of the cabinet body.
Preferably, the electrical cabinet further comprises a heat dissipation device.
Preferably, a dehumidifying device for preventing condensation is arranged in the cabinet body.
Preferably, the electrical cabinet is provided with a temperature sensor for monitoring the temperature inside and outside the cabinet body.
The utility model also provides electrical equipment which is arranged on any electrical cabinet.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model strengthens the restriction of movement and rotation of the cabinet body in all directions and enhances the torsion resistance of the electrical cabinet;
2. the fixing piece and the diagonal draw bracket are additionally arranged at the back of the electric cabinet, and the diagonal draw bracket and the fixing piece form a stable triangular structure, so that the problems of low strength and rigidity of the single side of the cabinet body and poor stability are solved;
3. the heat dissipation device is arranged inside the cabinet body, so that the heat dissipation problem inside the cabinet body is solved;
4. the electric cabinet is provided with a temperature sensor which can sense the temperature in the cabinet body and provide temperature warning function for workers;
5. the cabinet body is internally provided with a dehumidifying device which can prevent condensation.
Drawings
The utility model is described in detail below with reference to examples and figures, in which:
FIG. 1 is a schematic view of the present invention with the cabinet door removed;
FIG. 2 is a schematic view of the back of the electrical cabinet of the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a side view of the present invention;
fig. 5 is a schematic view of the replaced main beam connection of the present invention.
1. A main cross beam; 2. a main stringer; 3. a main beam connection; 41. horizontal reinforcing ribs; 42. a vertical reinforcing rib; 43. a secondary reinforcing rib; 51. a reinforcing strip 51; 52. compressing the strips; 61. a horizontal bar; 62. a cable-stayed bracket; 10. a cabinet body; 101. a cabinet door.
Detailed Description
In order to prevent the electrical cabinet from toppling, turning over and damaging internal electrical equipment in special scenes such as an earthquake, an electrical cabinet is designed, referring to fig. 1, and comprises a cabinet body 10, a main cross beam 1 and a main longitudinal beam 2, wherein the cabinet body 10 is a rectangular electrical equipment installation cabinet with an opening on one side, the main longitudinal beam 2 is a beam column with the length same as the height of the cabinet body 10, the main longitudinal beam 2 is vertically and fixedly arranged at the front end of the middle part in the cabinet body 10 and used for supporting the upper end surface and the lower end surface of the cabinet body 10, and the cabinet body is connected with the main cross beam 1 and the main longitudinal beam 2 in a welding manner; the main cross beams 1 are beam columns which are horizontally and fixedly arranged, and the two main cross beams 1 are fixedly connected with the main longitudinal beams 2 and the inner end face of the shell. The main longitudinal beams 2 and the main transverse beams 1 are used for enhancing the stability of the cabinet 10.
Referring to fig. 1, the electrical cabinet comprises: the main beam connecting piece 3 is used for fixing the relative position of the main cross beam 1 and the main longitudinal beam 2, the reinforcing rib is used for fixing the inner end face of the cabinet body 10, the end face connecting piece is used for fixing the connecting position of the adjacent body end faces of the cabinet body 10, and the fixing piece is used for preventing the cabinet body 10 from toppling over.
Referring to fig. 1, the main beam connecting member 3 is a primary folded plate, the main beam connecting member 3 is a long plate bent in an L shape, and the main beam connecting member 3 is fixedly connected to the main cross beam 1 and the main longitudinal beam 2. The main beam connecting piece 3 reduces the relative displacement degree between the main cross beam 1 and the main longitudinal beam 2, namely resisting the action of torsion force during earthquake. Referring to fig. 5, the main beam connection 3 may be replaced with a U-shaped plate or a connection rod.
Referring to fig. 1, the reinforcing ribs are in a strip shape, and are fixedly disposed on the inner end surface of the cabinet 10, and the reinforcing ribs include a horizontal reinforcing rib 41, a vertical reinforcing rib 42, and an auxiliary reinforcing rib 43. The horizontal reinforcing ribs 41 and the vertical reinforcing ribs 42 reduce the bending degree of the inner end face of the electric appliance cabinet. An auxiliary reinforcing rib 43 is also arranged between the vertical reinforcing ribs 42, and a plurality of auxiliary reinforcing ribs 43 are respectively fixedly arranged between the two vertical reinforcing ribs 42; the purpose of the secondary reinforcing bars 43 is to stabilize the vertical reinforcing bars 42.
Referring to fig. 1, the end face connector includes a reinforcing bar 51 and a pressing bar 52. The reinforcing strip 51 is a strip-shaped primary folded plate, and the reinforcing strip 51 is fixedly arranged at the joint of the two end surfaces of the cabinet body 10 and is attached to the surfaces of the two adjacent cabinet bodies to fix the two adjacent cabinet bodies. The right angle of the reinforcing bar 51 is the same as the direction of the right angle opening at the junction of the two end faces of the cabinet 10. The pressing strip 52 is a U-shaped strip, the pressing strip 52 is fixedly connected with the two reinforcing strips 51, and the pressing strip 52 is welded to the upper end face of the pressing strip 52 by using spot welding nuts, and the bottom end face of the cabinet body 10 is fixed to the pressing strip 52 by using the spot welding nuts. The compression strips 52 make the lower end face of the cabinet 10 resistant to vertical shear forces generated by earthquakes.
Referring to fig. 2 and 4, the fixing member includes two parallel transverse bars 61 and a diagonal draw bracket 62 obliquely arranged with the cabinet 10; the transverse bar 61 is fixedly arranged on the rear end face of the shell; the inclined pull support 62 is in a long strip shape, the inclined pull support 62 is fixedly connected with the transverse strip 61 below by using two long strip-shaped fixing strips, the inclined pull support 62 and the transverse strip 61 form a stable triangular structure, torsion and bending stress can be resisted, and the electric cabinet is prevented from shaking integrally in an earthquake. The horizontal bar 61 can also be arranged on the upper end surface of the outer side of the cabinet body 10, and a hoisting support can also be additionally arranged to enhance the stability. The horizontal bar 61 cross-section is trapezoidal, and the longer end of trapezoidal cross-section is laminated with the cabinet body 10 back, and trapezoidal hypotenuse is horizontal stress and vertical stress with the stress decomposition who receives, and two mutually perpendicular's stress is dispersed to the horizontal side and the vertical side of horizontal bar 61, and this burden that has reduced the required receipt of horizontal bar 61.
A heat dissipation device which can circulate fluid to take away heat in the cabinet body 10 and a dehumidification device which can prevent condensation are also arranged in the cabinet body 10. The heat sink may be air cooled or liquid cooled, and the liquid used in the liquid cooling may be a refrigerant, a non-conductive coolant, or the like. The U-shaped protective support is additionally arranged on the key electrical equipment arranged inside the electrical cabinet, and the protective support can enhance the connection stability of the electrical equipment in the vertical direction.
Referring to fig. 3, the cabinet body 10 further includes a cabinet door 101, a gap between the cabinet body 10 and the cabinet door 101 is provided with a conductive sealing strip, the cabinet body 10 and the cabinet door 101 are made of a material with good thermal conductivity, a temperature sensor and an electric heater are arranged in the cabinet body 10, the temperature sensor can monitor the temperature in the cabinet body 10, and the electric heater raises the temperature in the cabinet body 10 according to the temperature condition in the cabinet body 10 so as to prevent low temperature condensation. In the manufacturing process, the frame of the cabinet 10 is manufactured by bending four corners of the frame with metal plates. The regulator cubicle adopts two doors or multi-door structure can shorten the length of above-mentioned fastener, prevents to lead to rocking, cabinet door 101 to rise to stick up, sealed not tight problem because of single-door causes the cantilever overlength.
When the device is installed, the electric appliance layout adopts a single-layer low-gravity-center strong and weak electric separation layout scheme, and the seismic acceleration amplification effect of ground input can be reduced. And the fixed orifices arranged on the electric cabinet also have specification requirements: except for the connection part with larger accumulated error and limited processing capacity, a waist-shaped hole with single degree of freedom can be used, and round holes are used for hole sites at the threaded connection part in the electrical cabinet. When the specification of the fastener is below M20, the unilateral clearance of via hole is less than 1mm, and when the specification of the fastener is M20 and above, the unilateral clearance of via hole is 1-2.5 mm.
The electrical cabinet adopts a response spectrum algorithm to calculate and set symmetrically distributed installation bases, changes the first-order main earthquake type frequency, avoids a floor reaction spectrum strong earthquake area at the mounting position of the electrical cabinet, and meets the earthquake resistant requirement. The arrangement enables the electrical cabinet to have the functions of high IP protection level and real-time temperature control feedback condensation prevention.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (13)
1. The regulator cubicle, including the cabinet body, main beam, main longitudinal, its characterized in that, the regulator cubicle still including set up in the mounting of external surface of cabinet, the mounting includes at least one horizontal bar, the horizontal bar set up in cabinet body rear end face, the horizontal bar is provided with and is used for supporting the oblique support that draws of the cabinet body.
2. The electrical cabinet according to claim 1, wherein the cross bar is disposed on an upper end surface of the cabinet body, and the cross bar is provided with a hoisting bracket for hoisting the cabinet body.
3. The electrical cabinet according to claim 1, wherein the cross bar has a trapezoidal cross section, and a longer end of the trapezoidal cross section is attached to the back of the cabinet.
4. The electrical cabinet of claim 1, further comprising:
the main beam connecting piece is used for fixing the relative position of the main cross beam and the main longitudinal beam;
and/or a reinforcing rib fixed on the surface of the cabinet body;
and/or an end face connecting piece for fixing the joint of the adjacent surfaces of the cabinet body.
5. The electrical cabinet according to claim 4, wherein the main beam connector comprises a long plate bent in an L shape, and two ends of the main beam connector are respectively connected to the main cross beam and the main longitudinal beam.
6. The electrical cabinet of claim 4, wherein the rail connection is elongated; the main beam connecting piece is connected with the main cross beam and the main longitudinal beam; the main beam connecting piece, the main cross beam and the main longitudinal beam form a triangular stable structure.
7. The electrical cabinet of claim 4, wherein the stiffener further comprises at least one secondary stiffener connecting two adjacent stiffeners.
8. The electrical cabinet of claim 4, wherein the face connectors comprise a stiffener that engages two adjacent surfaces of the cabinet to secure the two.
9. The electrical cabinet of claim 8, wherein the header connector further comprises a compression bar compressing the stiffener strip against an interior side of the cabinet.
10. The electrical cabinet of claim 1, further comprising a heat sink.
11. The electrical cabinet according to claim 1, wherein a dehumidifying device for preventing condensation is disposed in the cabinet.
12. The electrical cabinet according to claim 1, wherein the electrical cabinet is provided with a temperature sensor for monitoring the temperature inside and outside the cabinet.
13. An electrical apparatus, characterized in that the electrical apparatus comprises an electrical cabinet according to any one of claims 1-12.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121338027.3U CN215529692U (en) | 2021-06-16 | 2021-06-16 | Electrical cabinet and electrical equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121338027.3U CN215529692U (en) | 2021-06-16 | 2021-06-16 | Electrical cabinet and electrical equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CN215529692U true CN215529692U (en) | 2022-01-14 |
Family
ID=79808413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202121338027.3U Active CN215529692U (en) | 2021-06-16 | 2021-06-16 | Electrical cabinet and electrical equipment |
Country Status (1)
Country | Link |
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CN (1) | CN215529692U (en) |
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2021
- 2021-06-16 CN CN202121338027.3U patent/CN215529692U/en active Active
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