CN210517567U - Drawer type power distribution cabinet - Google Patents
Drawer type power distribution cabinet Download PDFInfo
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- CN210517567U CN210517567U CN201921481095.8U CN201921481095U CN210517567U CN 210517567 U CN210517567 U CN 210517567U CN 201921481095 U CN201921481095 U CN 201921481095U CN 210517567 U CN210517567 U CN 210517567U
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- outlet box
- fixed
- terminal
- cabinet body
- drawer
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Abstract
The utility model relates to a drawer type switch board. The drawer type switch board includes: a cabinet body; the drawer type switch is inserted in the front side of the cabinet body along the front-back direction; the bus channel is fixed in the cabinet body, is positioned at the rear side of the cabinet body, and is provided with a left side plate and a right side plate which are fixed at the rear side of the partition plate and a cover plate for sealing the bus channel; the wire outlet box is fixed in the cabinet body and positioned at the rear side of the drawer type switch, a wiring terminal for connecting the wiring terminal and an external cable is fixed on the wire outlet box, one side of the wire outlet box, which is close to the bus duct, is provided with a fixed folding edge fixedly connected with the outer side surface of the left side plate, and the other side of the wire outlet box is fixedly connected with the cabinet body; the one side of outlet box is fixed on busway's left side wall through fixed hem, and the opposite side is fixed on the cabinet body, does not take place to interfere between busway's apron and the outlet box, when needs overhaul busway, can directly take off busway's apron, need not operate outlet box, has reduced the work load when overhauing, convenient operation.
Description
Technical Field
The utility model relates to a drawer type switch board.
Background
The power distribution cabinet provides more strict constraints on the processing technology, the manufacturing cost and the safety performance of low-voltage equipment along with the continuous improvement of relevant standards and requirements for multiple links of power generation, power transmission, power distribution and the like of a power system. Each drawer of present switch board often need carry out the switching through the outlet box of installing at drawer switch rear side when being qualified for the next round of competitions, and the authorization bulletin number is CN204481332U, and the authorization bulletin date is 2015.07.15 and discloses a switch board drawer protector of being qualified for the next round of competitions, including the outlet box, the outlet box is the cavity link up structure, and the outlet box is connected with cabinet body baffle through its front end flange, and the outlet box bottom plate is connected to the outlet box rear end, and the last fixed adaptor that is provided with of cabinet body baffle, the adaptor rear end passes cabinet body baffle and stretches into in the outlet box, draws forth the generating line and inserts the adaptor and fix a position.
Above-mentioned mounting means occupation space is great, because the back space of switch board is narrower and small, is qualified for the next round of competitions the room and is hugged closely busway usually and arranges, often fixes on the apron of busway rear side when fixing the box that will go out. Just so make when installing the switch board must install busway earlier, install outlet box again, overhaul or also must tear outlet box open earlier when checking the busway of switch board, just can be smooth take off busway's apron, inconvenient during the operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drawer type switch board for solve among the prior art because of the inconvenient problem of operation that the outlet box installed and leads to on the busway apron.
In order to achieve the above object, the technical solution of the present invention is, a drawer type power distribution cabinet, include:
the cabinet body is internally provided with a vertically extending partition plate;
the drawer type switches are arranged in a plurality and inserted in the front side of the cabinet body along the front-back direction, and the rear ends of the drawer type switches are switch wiring ends;
the bus channel is arranged at the rear side of the partition board in the cabinet body and is enclosed by the partition board, two bus channel side boards which are fixed at the rear side of the partition board and are opposite to each other at the left and right sides, and a cover board which is opposite to the front and the back of the partition board;
the wire outlet box is fixed in the cabinet body and positioned at the rear side of the drawer type switch, a wiring terminal for connecting a switch wiring end and an external cable is fixed on the wire outlet box, the rear end of the wiring terminal is a terminal wiring end for connecting the external cable, and one side of the wire outlet box, which is far away from the bus channel, is fixedly connected with the cabinet body;
one side of the outlet box close to the bus duct is provided with a fixed folding edge with an upward extending upper end, or provided with a fixed folding edge with a downward extending lower end, or one side of the outlet box close to the bus duct is provided with a fixed folding edge with a backward extending rear end;
one side of the outlet box close to the bus duct is fixed on the bus duct side plate close to the outlet box through a fixing folded edge.
Has the advantages that: fix the one side that is close to busway with the outlet box on busway lateral wall through fixed hem, the opposite side is fixed on the cabinet body, makes outlet box and cabinet body form a whole, carries out better support to the outlet box, does not take place to interfere between busway's apron and the outlet box, when needs overhaul busway, can directly take off busway's apron, need not operate the outlet box, has reduced the work load when overhauing, convenient operation.
Further, the terminal is on a rear side of the cover plate in the front-rear direction.
Has the advantages that: the arrangement can ensure that the part of the connecting terminal, which is connected with the external cable, is staggered with the cover plate in the front and back directions, and the insulation distance of the terminal wiring end of the connecting terminal is ensured.
Furthermore, the fixed folding edge extends backwards, the outlet box comprises a shell which is circumferentially closed and is through in the front-back direction, a sealing plate is fixed at the rear end of the shell, and the fixed folding edge is arranged on the shell.
Has the advantages that: the space on the lateral wall of casing is great, is convenient for set up fixed hem, can carry out better fixed to the outlet box, and fixed hem extends backward, and fixed hem is in the outside when the equipment, has bigger operating space, is convenient for fix with bus duct.
Furthermore, one side of the outlet box, which is far away from the bus duct, is provided with an L-shaped plate extending backwards, the L-shaped plate comprises a connecting part extending backwards and a fixing part extending from the rear end of the connecting part to the direction far away from the bus duct, the fixing part is fixedly connected with the cabinet body, and the fixing part is further provided with a lightening hole enabling the fixing part to form an operating handle.
Has the advantages that: the L-shaped plate is convenient to connect with the cabinet body, the lightening holes are formed to lighten the weight of the wire outlet box, the operating handle formed at the same time is also convenient to hold the wire outlet box, the use is convenient, and a single person can fix the wire outlet box on the cabinet body.
Furthermore, the connecting part is provided with an opening which is opposite to the nearest wiring terminal so as to ensure the insulation distance between the terminal of the wiring terminal and the L-shaped plate, and the opening is communicated with the lightening hole.
Has the advantages that: the insulation distance of the terminal wiring end of the wiring terminal is guaranteed by the arrangement of the opening, the protection performance of the power distribution cabinet is improved, the opening is communicated with the lightening holes to form a large lightening hole, and the weight of the outlet box is reduced.
Furthermore, one side of the outlet box, which is far away from the bus duct, is provided with an L-shaped plate extending backwards, the L-shaped plate comprises a connecting part extending backwards and a fixing part extending from the rear end of the connecting part to the direction far away from the bus duct, and an opening facing the wiring terminal is formed in the connecting part so as to ensure the insulation distance between the terminal wiring end of the wiring terminal and the L-shaped plate.
Has the advantages that: the insulation distance of the wiring end of the wiring terminal is guaranteed by the arrangement of the open hole, and the protection performance of the power distribution cabinet is improved.
Further, the terminal terminals of the junction terminal are staggered in the up-down direction, and the opening faces the terminal closest to the connection portion.
Has the advantages that: binding post staggered arrangement can save space under the prerequisite of insulation distance between the terminal wiring end of guaranteeing binding post, and coupling part only sets up the trompil towards good nearest binding post department simultaneously, and remaining part does not have the trompil, makes coupling part have good structural strength.
Further, the terminal terminals of the connection terminal are staggered in the up-down direction.
Has the advantages that: binding post staggered arrangement can save space under the prerequisite of the insulating distance between the terminal wiring end of guaranteeing binding post.
Drawings
Fig. 1 is a schematic diagram of an embodiment of a middle drawer type power distribution cabinet according to the present invention;
fig. 2 is a rear view of an embodiment of the middle drawer type power distribution cabinet of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 1;
fig. 4 is a schematic diagram of an outlet box of the drawer-type power distribution cabinet of the present invention;
FIG. 5 is a schematic structural view of the U-shaped plate of FIG. 4;
wherein: 1-cabinet body, 2-bus channel, 3-cover plate, 4-left side plate, 5-drawer switch, 6-outlet box, 7-U-shaped plate, 8-L-shaped plate, 9-sealing plate, 10-wiring terminal, 101-terminal wiring terminal, 11-fixed folded edge, 12-connecting plate, 13-upper folded edge, 14-lower folded edge, 15-connecting part, 16-fixing part, 17-lightening hole and 18-opening hole.
Detailed Description
The embodiment of the drawer-type power distribution cabinet of the present invention will be further explained with reference to the drawings.
The utility model discloses an embodiment of drawer type power distribution cabinet, as shown in fig. 1 and fig. 2, including the cabinet body 1, one side cartridge of the cabinet body 1 has drawer type switch 5, and one side of the 1 cartridge drawer type switch 5 of the definition cabinet body is the front side, and drawer type switch 5 sets up a plurality ofly in the front side of the cabinet body 1, and the rear side of the cabinet body 1 is provided with the bus duct 2 that holds the generating line.
The bus duct 2 is enclosed by a clapboard, two bus duct side plates which are fixed at the rear side of the clapboard and are opposite to each other at the left and right sides, and a cover plate which is opposite to the front and the back of the clapboard; left side board 4 and right side board set up relatively and extend along upper and lower direction, have formed one and have walked line space through from top to bottom, and bus duct 2's in this embodiment right side board is cabinet body 1's right side board, and the baffle is also fixed on right side board, make full use of cabinet body 1's structure, and apron 3 is in the rear end of left side board 4 and sets up with the baffle relatively, has enclosed into square bus duct 2. In other embodiments, a right side plate opposite to the left side plate can be separately fixed on the partition plate.
The external bus bar is connected to the drawer switch 5 after passing through the bus duct 2, and the drawer switch 5 is well known to those skilled in the art and will not be described herein.
The rear end of the drawer type switch 5 is a switch wiring end, in order to facilitate wiring of the wiring end, an outlet box 6 facing the switch wiring end of the drawer type switch 5 is arranged in the cabinet body, and the outlet box 6 is positioned right behind the drawer type switch 5.
As shown in fig. 1, fig. 2 and fig. 3, the right side of the outlet box 6 in this embodiment is fixed on the left side plate 4 of the bus duct 2, and the left side is fixed on the reinforcing rib on the cabinet body 1, by this fixing mode, the outlet box 6 is separated from the cover plate 3 of the bus duct 2, when the bus duct 2 is overhauled or checked, the cover plate 3 can be directly taken down for operation, thereby solving the problem of inconvenient operation caused by the fact that the outlet box must be taken down first when the bus duct is operated because the outlet box is fixedly hung on the cover plate in the prior art.
Specifically, as shown in fig. 3 and 4, the utility model discloses a leading-out box 6 includes a circumference confined casing, and the casing link up in the front and back direction, and the rear end of casing is fixed with shrouding 9, still is fixed with binding post 10 on the leading-out box 6, and binding post 10's rear end exposes terminal wiring end 101 at the rear side of leading-out box 6 for passing shrouding 9, and terminal wiring end 101 department is provided with fixing bolt for connect external cable, be convenient for be connected with external cable. The circumferentially closed housing also forms a protective cover after being plugged with the drawer switch 5, and has a good protective effect on the connection terminal 10 and the switch connection terminal of the drawer switch 5.
As shown in fig. 4, as shown, the housing of the outlet box 6 is formed by splicing a U-shaped plate 7 and an L-shaped plate 8, as shown in fig. 5, the U-shaped plate 7 includes a connecting plate 12 in the middle, an upper side plate and a lower side plate which are located on the upper and lower sides of the connecting plate 12, the connecting plate 12 forms a right side plate of the outlet box, the upper side plate and the lower side plate are arranged relatively and extend along the horizontal direction, an upper folded edge 13 which is bent upwards is arranged at the rear end of the upper side plate, a lower folded edge 14 which is bent downwards is arranged at the rear end of the lower side plate, and screw holes are arranged on the upper folded edge 13 and the. And the upper side plate and the lower side plate are also provided with connecting screw holes connected with the L-shaped plate 8.
The fixed folding edge 11 and the shell are integrally formed, so that the processing is convenient, the splicing steps are reduced, and the mounting efficiency is improved. Fixed hem 11 extends backward, opens the cabinet door of rear side when the staff operates the switch board, and fixed hem 11 is in the outside when the equipment, has bigger operating space, is convenient for to be fixed with bus duct.
The L-shaped plate 8 comprises a connecting part 15 extending backwards and a fixing part 16 extending from the rear end of the connecting part 15 to the direction far away from the bus duct 2, connecting flanges bent towards the connecting plate 12 are arranged on the upper side and the lower side of the connecting part 15, and the connecting flanges are fixedly connected with the upper side plate and the lower side plate through screws, so that the U-shaped plate 7 and the L-shaped plate 8 form a whole, and the whole outlet box 6 is fixed inside the solid 1 when the L-shaped plate is installed conveniently. The fixed part 16 is fixedly connected with the reinforcing rib on the cabinet body 1.
In this embodiment, the drawer-type power distribution cabinet adopts a three-phase four-wire system connection mode for the connection mode, in order to ensure the insulation distance between the terminal terminals 101 of the connection terminals when connecting with an external cable, and simultaneously, in order to save the space in the left-right direction, the terminal terminals 101 of the four connection terminals 10 are arranged in a vertically staggered manner, and the connection terminals 10 are connected with the external cable through fixing bolts at the front ends. Binding post in this embodiment fixes in the box of being qualified for the next round of competitions, is provided with the binding post fixing base in the box of being qualified for the next round of competitions, and binding post's fixed knot constructs specifically for prior art, and this document is no longer repeated here, for example, the fixing base can be the adaptor of disclosing in CN204481332U, and the adaptor can be fixed on the shrouding of the box of being qualified for the next round of competitions or appear and on the U-shaped board, and of course, binding post can be fixed.
Because the terminal 101 of the connecting terminal usually needs to be provided with a fixing bolt and needs to be connected with an external conductor, the whole occupied space is larger after connection, in order to ensure the insulation distance of the terminal, the outlet box in the prior art is fixed on the cover plate of the bus duct, and the terminal of the connecting terminal and the bus duct are staggered in the front-back direction and have larger insulation distance; in the present embodiment, the outlet box 6 is fixed to the left side plate 4 of the bus duct 2, the portion of the terminal block 10 extending out of the sealing plate 9 has a portion overlapping the bus duct 2 in the front-rear direction, and in order to ensure the insulation distance of the rightmost terminal, the fixing flange 11 is disposed near the rear side of the left side plate 4, so that the position of the terminal 101 of the terminal block 10 in the front-rear direction is located at the rear side of the cover plate 3, and the insulation distance of the right side of the terminal 101 is ensured.
Accordingly, it is also necessary to secure the insulation distance of the leftmost terminal 101, and the opening 18 is provided at the position where the connection portion 15 of the L-shaped plate 8 faces the leftmost terminal 101 to secure the insulation distance of the leftmost terminal 101. The opening 18 is provided only at a position facing the leftmost terminal 101 and the remaining portion is not provided with the opening, ensuring that the connection portion has good structural strength. The utility model discloses a set up the trompil and guarantee that the insulating distance of leftmost terminal wiring end is with low costs and can guarantee that each binding post stretches out terminal box length equal. The fixing part 16 in the embodiment is also provided with lightening holes 17, so that the weight of the whole outlet box 6 can be lightened, the outlet box 6 is easier to install, and meanwhile, the lightening holes 17 also form an operating handle of the outlet box 6, so that the outlet box 6 is convenient to install and can be operated by a single person when the outlet box 6 is installed inside the cabinet body 1.
In the embodiment, the lightening hole 17 and the opening 18 are communicated to form a larger lightening hole, so that the weight of the outlet box 6 is effectively lightened, the operation by a single person is facilitated, and meanwhile, the insulation distance is further increased.
The utility model discloses a drawer type switch cabinet is when the equipment, splices U-shaped plate 7 and L-shaped plate 8 earlier and forms the casing, then installs shrouding 9 in the rear end of casing, inserts binding post 10 by leading-out box 6's front end in the trompil on the shrouding 9, fixes binding post 10's front end inside the casing. Then, the worker places the whole appearance box at the rear side of the corresponding drawer switch by using the operating handle with one hand, fixes the fixed folding edge 11 of the outlet box 6 on the left side wall 4 of the bus duct 2 by using a screw, and fixes the other side of the outlet box 6 on the reinforcing rib of the cabinet body 1 to complete the installation of the outlet box 6.
When needs overhaul busway, can directly take off busway 2's apron 3, need not operate outlet box 6, conveniently operate.
In other embodiments, the fixing flange may be provided on the closing plate of the outlet box.
In other embodiments, the fixing flange can be separated from the outlet box, so that the fixing position can be adjusted, and the applicability of the outlet box is improved.
In other embodiments, an upward extending fixed folding edge may be provided at the upper end of one side of the outlet box close to the busway, or a downward extending fixed folding edge may be provided at the lower end of one side of the outlet box close to the busway, or two fixed folding edges may be provided at any two positions of the upper side, the rear side, and the lower side of one side of the outlet box close to the busway, so as to fix the outlet box better, or corresponding fixed folding edges may be provided at the upper side, the rear side, and the lower side.
In other embodiments, the housing may also be an integrally formed circumferential closed housing, and it is necessary to provide a corresponding connecting structure, such as a connecting flange, on the side of the housing connected to the cabinet, or the junction box is located at a supporting beam or a column inside the solid, and the side of the outlet box connected to the cabinet may be directly fixed on the supporting beam or the column.
In other embodiments, instead of providing the opening in the connecting portion, the fixing portion may be provided on the front side of the connecting portion, so that the left space of the terminal is released.
In other embodiments, the lightening holes are not arranged, and only one opening is arranged to ensure the insulation distance of the terminal.
In other embodiments, the terminal ends of the wire connecting terminal may also be arranged side by side.
In other embodiments, the opening of the connecting portion may be provided for each terminal, e.g. by providing a large opening towards the terminals, or the connecting portion may be a frame structure enclosing an opening in between.
Claims (8)
1. A drawer-type power distribution cabinet comprising:
the cabinet body is internally provided with a vertically extending partition plate;
the drawer type switches are arranged in a plurality and inserted in the front side of the cabinet body along the front-back direction, and the rear ends of the drawer type switches are switch wiring ends;
the bus channel is arranged at the rear side of the partition board in the cabinet body and is enclosed by the partition board, two bus channel side boards which are fixed at the rear side of the partition board and are opposite to each other at the left and right sides, and a cover board which is opposite to the front and the back of the partition board;
it is characterized by also comprising:
the wire outlet box is fixed in the cabinet body and positioned at the rear side of the drawer type switch, a wiring terminal for connecting a switch wiring end and an external cable is fixed on the wire outlet box, the rear end of the wiring terminal is a terminal wiring end for connecting the external cable, and one side of the wire outlet box, which is far away from the bus channel, is fixedly connected with the cabinet body;
one side of the outlet box close to the bus duct is provided with a fixed folding edge with an upward extending upper end, or provided with a fixed folding edge with a downward extending lower end, or one side of the outlet box close to the bus duct is provided with a fixed folding edge with a backward extending rear end;
one side of the outlet box close to the bus duct is fixed on the bus duct side plate close to the outlet box through a fixing folded edge.
2. The drawer-type power distribution cabinet according to claim 1, wherein the terminal is located at a rear side of the cover plate in a front-rear direction.
3. The drawer-type power distribution cabinet according to claim 1, wherein the fixing flange extends rearward, the outlet box comprises a casing which is circumferentially closed and is penetrated in a front-rear direction, a sealing plate is fixed to a rear end of the casing, and the fixing flange is arranged on the casing.
4. The drawer-type power distribution cabinet according to claim 1, 2 or 3, wherein a backward extending L-shaped plate is arranged on a side of the outlet box away from the bus duct, the L-shaped plate comprises a backward extending connecting portion and a fixing portion extending from a rear end of the connecting portion in a direction away from the bus duct, the fixing portion is fixedly connected with the cabinet body, and a lightening hole enabling the fixing portion to form an operating handle is further arranged on the fixing portion.
5. The drawer-type distribution cabinet of claim 4, wherein the connecting portion is provided with an opening facing the nearest connection terminal to ensure the insulation distance between the terminal of the connection terminal and the L-shaped plate, and the opening is communicated with the lightening hole.
6. The drawer-type power distribution cabinet according to claim 1, 2 or 3, wherein a backward extending L-shaped plate is disposed on a side of the outlet box away from the bus duct, the L-shaped plate includes a backward extending connecting portion and a fixing portion extending from a rear end of the connecting portion in a direction away from the bus duct, and an opening facing the connection terminal is disposed on the connecting portion to ensure an insulation distance between the terminal of the connection terminal and the L-shaped plate.
7. The drawer-type electric power distribution cabinet according to claim 6, wherein the terminal terminals of the electric terminals are staggered in the up-down direction, and the opening faces the terminal closest to the connection portion.
8. The drawer-type electric power distribution cabinet according to claim 1, 2 or 3, wherein the terminal terminals of the electric terminals are staggered in the up-down direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921481095.8U CN210517567U (en) | 2019-09-06 | 2019-09-06 | Drawer type power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921481095.8U CN210517567U (en) | 2019-09-06 | 2019-09-06 | Drawer type power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210517567U true CN210517567U (en) | 2020-05-12 |
Family
ID=70568623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921481095.8U Active CN210517567U (en) | 2019-09-06 | 2019-09-06 | Drawer type power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210517567U (en) |
-
2019
- 2019-09-06 CN CN201921481095.8U patent/CN210517567U/en active Active
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