CN217882378U - Novel 4b protection level's inner structure - Google Patents
Novel 4b protection level's inner structure Download PDFInfo
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- CN217882378U CN217882378U CN202220341937.5U CN202220341937U CN217882378U CN 217882378 U CN217882378 U CN 217882378U CN 202220341937 U CN202220341937 U CN 202220341937U CN 217882378 U CN217882378 U CN 217882378U
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Abstract
The utility model relates to a novel 4b protection grade internal structure, which comprises an upper clapboard, a bus-bar chamber clapboard, a rear chamber clapboard and a rear partition upright post; two rear partition upright columns are arranged, and a rear chamber partition plate is arranged between the two rear partition upright columns; the top of the rear isolation column is provided with a bus chamber partition plate, the upper side of the bus chamber partition plate is provided with a bus chamber, the lower side of the bus chamber partition plate is provided with a functional device installation chamber and a rear chamber, the bus chamber is isolated from the functional device installation chamber and the rear chamber through the bus chamber partition plate, and the functional device installation chamber is isolated from the rear chamber through the rear chamber partition plate; an upper clapboard is arranged on the upper side of the clapboard of the bus chamber; the cabinet body frame is connected with the rear partition upright post; through setting up the generating line room baffle, realize the isolation of generating line room and functional device installation room, back room to and realize the isolation of functional device installation room and back room through setting up the back room baffle, realize the separation between generating line room, functional device installation room and the back room, satisfy 4b protection level requirement.
Description
Technical Field
The utility model relates to an electric power system technical field especially relates to a novel inner structure of 4b protection level.
Background
In the regulator cubicle, the market demand is two kinds for low pressure pull-out type cubical switchboard and low pressure fixed spacing cubical switchboard at present, belongs to same field and uses. In consideration of safety, the requirement of customers on the protection level of the electrical cabinet is higher and higher, and in some specific fields, such as subway, high-speed rail and the like, higher protection level requirements are clearly provided, and on the other hand, certain protection level requirements are provided for the interior of the low-voltage cabinet in national standard.
However, in the internal structure of the existing low-voltage cabinet body, only the functional units are isolated from each other, but the bus chamber is not isolated from the functional units, and the external conductors of the functional units cannot be isolated from other functional units and terminals thereof. Therefore, the internal structure of the existing low-voltage cabinet far cannot meet the requirement of the protection level, and a novel internal structure with the 4b protection level is needed.
Disclosure of Invention
The utility model aims at solving the not enough of prior art, provide a novel inner structure of 4b protection level.
In order to solve the above problem, the utility model adopts the following scheme:
a novel 4b protection grade internal structure comprises an upper partition plate, a bus chamber partition plate, a rear chamber partition plate and a rear partition upright post; wherein two rear partition upright posts are arranged, and a rear chamber partition plate is arranged between the two rear partition upright posts; the top of the rear isolation column is provided with a bus chamber partition plate, the upper side of the bus chamber partition plate is provided with a bus chamber, the lower side of the bus chamber partition plate is provided with a functional device installation chamber and a rear chamber, the bus chamber is isolated from the functional device installation chamber and the rear chamber through the bus chamber partition plate, and the functional device installation chamber is isolated from the rear chamber through the rear chamber partition plate; an upper clapboard is arranged on the upper side of the clapboard of the bus chamber; the cabinet body frame is further included, and the rear partition upright posts are connected with the cabinet body frame.
Furthermore, the rear chamber partition plate is a splice plate, and different splice plates are arranged up and down and are sequentially arranged on the rear partition upright post.
Furthermore, the rear partition upright posts are vertically arranged, and the two rear partition upright posts are arranged in parallel; the horizontal section of the rear partition upright post is U-shaped, and the rear partition upright post comprises three end faces; each end face is provided with a plurality of threaded holes which are uniformly arranged, and the bus chamber partition plate is fixedly connected with one end face of the rear partition upright post; one end face of the rear partition upright post is fixedly connected with the cabinet body frame.
Furthermore, the bus chamber partition plate is in a square plate shape, a connecting plate perpendicular to the bus chamber partition plate is arranged at the edge of the partition plate, threaded connecting holes are formed in the connecting plate, and the bus chamber partition plate is fixedly connected with the cabinet body frame and the upper partition plate through the threaded connecting holes.
Furthermore, the upper partition board is arranged on one side edge of the bus chamber partition board, and upper upright posts are also arranged on two sides of the upper partition board; the upper end and the lower end of the upper upright post respectively extend towards the two sides in the direction vertical to the upper upright post, a connecting hole is arranged at the extending part, and the upper upright post and the extending part thereof form an I-shaped structure; the middle part of the upper upright post is connected with the side edge of the upper partition board, and the bottom of the upper upright post is fixedly connected with the cabinet body frame through a cross beam.
Furthermore, a plurality of strip-shaped heat dissipation holes and circular wiring holes are formed in the upper partition plate and the rear partition plate; the circular wiring hole on the upper partition plate is used for meeting the wiring requirements of the bus chamber and the rear chamber, and the circular wiring hole on the rear chamber partition plate is used for meeting the wiring requirements of the rear chamber and the functional device installation chamber.
Furthermore, the cabinet body frame is composed of a plurality of connecting rods, and the whole frame is cuboid; the cabinet body frame is used for connecting and fixing the upper partition plate, the bus chamber partition plate, the rear chamber partition plate and the rear partition upright post, and the upper partition plate, the bus chamber partition plate, the rear chamber partition plate and the rear partition upright post are positioned in the cabinet body frame.
Furthermore, the top of the cabinet body frame is provided with a top plate, the side face of the top plate is provided with a plurality of air holes, and the air holes are used for achieving heat dissipation of the bus chamber on the upper portion of the bus chamber partition plate.
Furthermore, a hanging ring is arranged at the top of the cabinet body frame; the number of the lifting rings is four, and the four lifting rings are respectively arranged at four corners of the top of the cabinet body frame.
The utility model has the advantages that:
the bus chamber is isolated from the functional device installation chamber and the rear chamber by arranging the bus chamber partition plate, the functional device installation chamber is isolated from the rear chamber by arranging the rear chamber partition plate, the bus chamber, the functional device installation chamber and the rear chamber are separated, the electrical isolation of the devices installed in the bus chamber is met, the protection requirement is met, and wiring in different areas is achieved through wiring holes formed in the rear chamber partition plate and the upper partition plate;
by arranging the cabinet body frame, the fixed connection of the upper partition plate, the bus chamber partition plate, the rear chamber partition plate and the rear partition upright post is realized, the stable structural connection is ensured, and the load is improved;
through being provided with the louvre in the side of roof, through the louvre, satisfy the heat dissipation demand of the bus-bar room on bus-bar room baffle upper portion, on the other hand, through being provided with the bar hole on rear compartment baffle and last baffle, further improve the radiating effect of cabinet body frame internal different zone.
Drawings
Fig. 1 is an overall structure diagram of a first embodiment of the present invention;
fig. 2 is a structural view of the inside of a cabinet frame according to a first embodiment of the present invention;
fig. 3 is a schematic view of a frame of a cabinet according to a first embodiment of the present invention;
fig. 4 is a schematic view of a rear chamber partition according to a first embodiment of the present invention;
fig. 5 is a schematic view of a rear partition pillar according to a first embodiment of the present invention;
fig. 6 is a schematic view of a bus bar chamber partition according to a first embodiment of the present invention;
fig. 7 is a schematic view of an upper partition plate according to a first embodiment of the present invention;
fig. 8 is a schematic view of an upper column according to a first embodiment of the present invention;
fig. 9 is a schematic view of a top plate according to a first embodiment of the present invention.
The attached drawings indicate the following: the bus duct comprises an upper upright post 1, an upper partition plate 2, a bus chamber partition plate 3, a cross beam 4, a rear chamber partition plate 5, a rear partition upright post 6, a top plate 7, a cabinet body frame 8, a rear chamber 91, a functional device installation chamber 92 and a bus chamber 93.
Detailed Description
The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and only the components related to the present invention are shown in the drawings rather than being drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
The first embodiment is as follows:
as shown in fig. 1-9, a novel 4b protection grade internal structure comprises an upper partition plate 2, a bus bar room partition plate 3, a rear room partition plate 5 and a rear partition upright post 6; two rear partition upright columns 6 are arranged, and a rear chamber partition plate 5 is arranged between the two rear partition upright columns 6; the top of the rear isolation column is provided with a bus chamber partition plate 3, the upper side of the bus chamber partition plate 3 is provided with a bus chamber 93, the lower side of the bus chamber partition plate 3 is provided with a functional device installation chamber 92 and a rear chamber 91, the bus chamber partition plate 3 is used for isolating the bus chamber 93 from the functional device installation chamber 92 and the rear chamber 91, and the rear chamber partition plate 5 is used for isolating the functional device installation chamber 92 from the rear chamber 91; an upper partition plate 2 is arranged on the upper side of the bus chamber partition plate 3, cross beams 4 are arranged on two sides of the upper partition plate 2, and the cross beams 4 are used for fixedly supporting the bus chamber partition plate 3; still include cabinet body frame 8, crossbeam 4 and back separate stand 6 and all be connected with cabinet body frame 8.
The rear partition upright posts 6 are vertically arranged, in the embodiment, the two rear partition upright posts 6 are arranged in parallel, the horizontal section of each rear partition upright post 6 is U-shaped, and each rear partition upright post 6 comprises three end faces; each end face is provided with a plurality of threaded holes which are uniformly arranged, and the bus chamber partition plate 3 is fixedly connected with one end face of the rear partition upright post 6 and is connected into a whole through self-tapping screws in the embodiment. The rear chamber partition plate 5 is vertically arranged, and the rear chamber partition plate 5 is provided with strip-shaped heat dissipation holes and circular wiring holes. The rear chamber partition plate 5 is a splice plate, and different splice plates are arranged up and down and are sequentially arranged on the rear partition upright post 6. The rear chamber partition 5 divides the space inside the cabinet frame 8 into a functional device installation chamber 92 and a rear chamber 91. One end surface of the rear partition upright post 6 is also fixedly connected with the cabinet body frame 8.
The bus chamber partition plate 3 is in a square plate shape, a connecting plate vertical to the bus chamber partition plate 3 is arranged at the edge of the partition plate, a threaded connecting hole is formed in the connecting plate, and the fixed connection with the cabinet body frame 8 and the upper partition plate 2 is realized through the threaded connecting hole; the busbar compartment partition 3 is arranged horizontally in this example. The upper partition board 2 is vertically arranged on one side edge of the bus chamber partition board 3, the two sides of the upper partition board 2 are also provided with upper upright posts 1, the upper end and the lower end of each upper upright post 1 respectively extend towards the two sides in the direction vertical to the upper upright post 1, the extending part is provided with a connecting hole, and the upper upright post 1 and the extending part thereof form an I-shaped structure. The middle part of the upper upright post 1 is connected with the side edge of the upper clapboard 2, and the bottom of the upper upright post 1 is fixedly connected with the cross beam 4. Go up still to be provided with a plurality of bar louvres and circular wiring hole on the baffle 2, wherein circular wiring hole is used for satisfying the wiring requirement of bus-bar room 93 and rear compartment 91.
The cabinet frame 8 is composed of a plurality of connecting rods, and the whole frame is cuboid. The cabinet body frame 8 is used for connecting and fixing the upper partition board 2, the bus chamber partition board 3, the rear chamber partition board 5 and the rear partition upright post 6, and the upper partition board 2, the bus chamber partition board 3, the rear chamber partition board 5 and the rear partition upright post 6 are positioned in the cabinet body frame 8. The upper partition board 2 on the bus chamber partition board 3 is connected with the cabinet body frame 8 through the upper upright post 1, and two ends of the cross beam 4 are welded or fixedly connected with the cabinet body frame 8; the top of the cabinet body frame 8 is also provided with a top plate 7, the side surface of the top plate 7 is provided with a plurality of air holes, and the air holes are used for realizing the heat dissipation of a bus chamber 93 at the upper part of the bus chamber partition plate 3 and protecting the performance of devices in the bus chamber; the rear partition upright post 6 is also connected with the cabinet body frame 8. The top of the cabinet frame 8 is further provided with four lifting rings, and the four lifting rings are respectively arranged at four corners of the top of the cabinet frame 8.
In the implementation process, the bus chamber partition plate 3 is arranged to realize the isolation of the bus chamber 93 from the functional device installation chamber 92 and the rear chamber 91, the isolation of the functional device installation chamber 92 from the rear chamber 91 is realized by arranging the rear chamber partition plate 5, the isolation among the bus chamber 93, the functional device installation chamber 92 and the rear chamber 91 is realized, the electrical isolation of the devices installed in the bus chamber is met, the protection requirement is met, and on the other hand, the wiring of different areas is realized through wiring holes arranged on the rear chamber partition plate 5 and the upper partition plate 2; by arranging the cabinet body frame 8, the upper partition plate 2, the bus chamber partition plate 3, the rear chamber partition plate 5 and the rear partition upright post 6 are fixedly connected, the structural connection stability is ensured, and the load is improved; be provided with the louvre through the side at roof 7, through the louvre, satisfy the heat dissipation demand of the bus-bar room 93 on 3 upper portions of bus-bar room baffle, on the other hand, through being provided with the bar hole on rear compartment baffle 5 and last baffle 2, further improve the radiating effect of different regions in the cabinet body frame 8.
The above description is only one specific example of the present invention and does not constitute any limitation to the present invention. It will be apparent to those skilled in the art that various modifications and variations can be made in form and detail without departing from the principles and structures of the invention, but such modifications and variations are within the scope of the appended claims.
Claims (9)
1. A novel 4b protection grade internal structure is characterized by comprising an upper partition plate, a bus chamber partition plate, a rear chamber partition plate and a rear partition upright post; two rear partition upright columns are arranged, and a rear chamber partition plate is arranged between the two rear partition upright columns; the top of the rear isolation column is provided with a bus chamber partition plate, the upper side of the bus chamber partition plate is provided with a bus chamber, the lower side of the bus chamber partition plate is provided with a functional device installation chamber and a rear chamber, the bus chamber is isolated from the functional device installation chamber and the rear chamber through the bus chamber partition plate, and the functional device installation chamber is isolated from the rear chamber through the rear chamber partition plate; an upper clapboard is arranged on the upper side of the clapboard of the bus chamber; the cabinet body frame is further included, and the rear partition upright posts are connected with the cabinet body frame.
2. The novel 4b protection level internal structure as claimed in claim 1, wherein the rear chamber partition is a splice plate, and different splice plates are arranged up and down and are sequentially arranged on the rear partition upright post.
3. The novel 4b protection grade interior structure of claim 1, wherein the rear partition columns are vertically arranged, and two rear partition columns are arranged in parallel with each other; the horizontal section of the rear partition upright post is U-shaped, and the rear partition upright post comprises three end faces; each end face is provided with a plurality of threaded holes which are uniformly arranged, and the bus chamber partition plate is fixedly connected with one end face of the rear partition upright post; one end face of the rear partition upright post is fixedly connected with the cabinet body frame.
4. The novel 4b protection grade internal structure according to claim 1, wherein the bus bar chamber partition is in a square plate shape, a connecting plate perpendicular to the bus bar chamber partition is arranged at the edge of the partition, a threaded connecting hole is formed in the connecting plate, and the bus bar chamber partition is fixedly connected with the cabinet body frame and the upper partition through the threaded connecting hole.
5. The novel 4b protection grade internal structure as claimed in claim 1, wherein the upper partition is disposed on one side edge of the bus bar room partition, and upper pillars are further disposed on both sides of the upper partition; the upper end and the lower end of the upper upright post respectively extend towards the two sides in the direction vertical to the upper upright post, a connecting hole is arranged at the extending part, and the upper upright post and the extending part thereof form an I-shaped structure; the middle part of the upper upright post is connected with the side edge of the upper partition board, and the bottom of the upper upright post is fixedly connected with the cabinet body frame through a cross beam.
6. The novel 4b protection grade internal structure of claim 1, wherein a plurality of strip-shaped heat dissipation holes and circular wiring holes are formed on the upper partition and the rear partition; the circular wiring hole on the upper partition plate is used for meeting the wiring requirements of the bus chamber and the rear chamber, and the circular wiring hole on the rear chamber partition plate is used for meeting the wiring requirements of the rear chamber and the functional device installation chamber.
7. The novel 4b protective grade internal structure as claimed in claim 1, wherein the cabinet frame is composed of a plurality of connecting rods, and the frame is cuboid in shape; the cabinet body frame is used for connecting and fixing the upper partition plate, the bus chamber partition plate, the rear chamber partition plate and the rear partition upright post, and the upper partition plate, the bus chamber partition plate, the rear chamber partition plate and the rear partition upright post are positioned in the cabinet body frame.
8. The novel 4b protection grade internal structure as claimed in claim 7, wherein a top plate is arranged at the top of the cabinet body frame, a plurality of air holes are arranged on the side surface of the top plate, and the air holes are used for realizing heat dissipation of the bus chamber on the upper part of the bus chamber partition plate.
9. A novel 4b protective grade interior structure as claimed in claim 8, wherein a hanging ring is further provided on the top of the cabinet frame; the number of the lifting rings is four, and the four lifting rings are respectively arranged at four corners of the top of the cabinet body frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220341937.5U CN217882378U (en) | 2022-02-21 | 2022-02-21 | Novel 4b protection level's inner structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220341937.5U CN217882378U (en) | 2022-02-21 | 2022-02-21 | Novel 4b protection level's inner structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217882378U true CN217882378U (en) | 2022-11-22 |
Family
ID=84085897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220341937.5U Active CN217882378U (en) | 2022-02-21 | 2022-02-21 | Novel 4b protection level's inner structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217882378U (en) |
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2022
- 2022-02-21 CN CN202220341937.5U patent/CN217882378U/en active Active
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