CN213584779U

CN213584779U - Modulization distribution box

Info

Publication number: CN213584779U
Application number: CN202021910369.3U
Authority: CN
Inventors: 叶建川; 杨孝洪
Original assignee: Sichuan Haboat Electrical Co ltd
Current assignee: Sichuan Haboat Electrical Co ltd
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-06-29
Anticipated expiration: 2030-09-04

Abstract

The utility model provides an modulization distribution box, belonging to the field of distribution boxes and comprising a box body, a first installation guide rail pair and a second installation guide rail pair; an inner mask is further arranged in the box body, a first locking hole and a second locking hole are respectively formed in two sides of the inner mask, and positioning locking assemblies are arranged in the first locking hole and the second locking hole in an inner bucket; the overhead locking piece that is provided with the internal structure of pressfitting block terminal that is used for of locking installation of location locking subassembly passes through the utility model provides a modulus distribution box realizes sheltering from of the inside risk electrical component of distribution box through interior covering board, guarantees staff's safety. Interior mask passes through the fixed mounting that adjustable location locking subassembly realized both sides, can avoid interior mask to expose the block terminal, guarantees the use of interior mask. After setting up the busbar, interior covering plate protection busbar also protects the staff simultaneously, improves life, reduces the staff risk.

Description

Modulization distribution box

Technical Field

The utility model relates to a field particularly, relates to an modulization block terminal.

Background

The modular distribution box is a complete set of equipment for controlling electric equipment and protecting overload, short circuit overvoltage and electric leakage.

The arrangement and classification of the internal electrical components of the distribution box in the prior art are generally summarized and arranged through experience judgment and the standards of a guide book, the experience requirement is high, and the wiring is disordered in the early stage and the later stage when the layout is in a problem.

Moreover, existing switchgears often have hazardous areas that expose the operator to risks during operation. These dangerous areas are generally protected by means of a baffle, which cannot be fixed well, either directly clamped on the outer door or directly fixed on the wall of the tank completely by means of bolts and is difficult to detach.

SUMMERY OF THE UTILITY MODEL

The utility model provides a modulization block terminal aims at solving the above-mentioned problem that modulization block terminal exists among the prior art.

The utility model discloses a realize like this:

a kind of modulization block terminal, including the container body, first mounting rail pair and second mounting rail pair;

the box body comprises a top plate and a bottom plate which are oppositely arranged;

an installation space is arranged in the box body, the bottom of the installation space is a back plate of the box body, and the first installation guide rail pair and the second installation guide rail pair are arranged on the back plate in the installation space in parallel; the first and second pairs of mounting rails extend from the top plate to the bottom plate;

an inner mask is further arranged in the box body, a first locking hole and a second locking hole are formed in each of two sides of the inner mask, and positioning locking assemblies are arranged in the first locking hole and the second locking hole;

the positioning locking assembly comprises an inner core, an outer locking piece and a return elastic piece; the outer locking piece comprises a fixed end and an extending end which are oppositely arranged, and the fixed end is used for being fixedly connected with the inner covering plate;

the outer locking piece is provided with a through hole, the inner core is in sliding fit with the outer locking piece through the through hole, and the inner core penetrates out of the opening of the through hole of the extension end to form a locking mounting head;

one end of the return elastic piece acts on the outer locking piece, and the other end of the return elastic piece acts on the inner core, so that the inner core always has a movement trend of moving towards the fixed end and extending out of the fixed end;

be provided with the locking piece that is used for pressfitting block terminal inner structure on the locking installation head.

The utility model discloses an in one embodiment, outer latch fitting is in the stiff end is provided with the panel, the outside of outer latch fitting is still screw-thread fit has the nut, the nut with form between the panel and be used for pressing from both sides the centre gripping space of establishing interior mask.

In an embodiment of the present invention, a bus bar for distributing current is further disposed in the box body on the first mounting rail pair and the second mounting rail pair, one end of the bus bar is connected to a side of the first mounting rail pair away from the second mounting rail pair, and the other end of the bus bar is connected to a side of the second mounting rail pair away from the first mounting rail pair;

the busbar is disposed at a position where the first mounting rail pair and the second mounting rail pair are shielded by the inner cover.

In an embodiment of the present invention, the distance between the two guide rails in the first mounting rail pair is 180 mm.

In an embodiment of the present invention, a first installation transverse plate is disposed on the first installation guide rail pair, the first installation transverse plate is disposed on the first installation guide rail pair at intervals along the length direction, and the first installation transverse plate is fixed to the first installation guide rail through the first installation holes;

the first installation transverse plate is arranged at the position where the first installation guide rail pair and the second installation guide rail pair are not shielded by the inner covering plate.

The utility model discloses an in the embodiment, in the installation space still set up the grounding strip on the bottom plate, install the ground connection PE row that is used for the earth connection on the grounding strip.

The utility model discloses an in an embodiment, still install on the grounding strip and still be provided with the N row that connects that is used for connecing the zero line, connect zero N row with still be provided with insulating barrier between the grounding strip.

In an embodiment of the present invention, the bus bar is provided with an insulating spacer between the pair of first mounting rails and the pair of second mounting rails.

The utility model has the advantages that: through the utility model provides a modulus block terminal realizes sheltering from of the inside risk electrical components of distribution box through interior covering board, guarantees staff's safety. Interior mask passes through the fixed mounting that adjustable location locking subassembly realized both sides, can avoid interior mask to expose the block terminal, guarantees the use of interior mask. After setting up the busbar, interior covering plate protection busbar also protects the staff simultaneously, improves life, reduces the staff risk.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a first view angle of an analog-to-digital distribution box according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second viewing angle of the modular distribution box provided by the embodiment of the present invention after the door body is removed;

fig. 3 is a schematic structural diagram of a first viewing angle of the modular distribution box provided by the embodiment of the present invention after the door body is removed;

fig. 4 is a schematic structural diagram of a third viewing angle of the modular distribution box according to the embodiment of the present invention after the door body and the inner covering plate are removed;

FIG. 5 is a schematic view of the structure of FIG. 4 from a second perspective with the shutter removed;

FIG. 6 is a schematic view of the structure of FIG. 4 from a first perspective with the shutter removed;

fig. 7 is a schematic structural diagram of a first view angle of a positioning locking assembly according to an embodiment of the present invention;

fig. 8 is an exploded view of the positioning locking assembly according to the embodiment of the present invention after the nut is removed;

fig. 9 is a schematic structural diagram of a fourth view angle of the positioning locking assembly provided in the embodiment of the present invention;

FIG. 10 is a cross-sectional view taken along the line X-X in FIG. 9;

FIG. 11 is a schematic view of a second perspective of an inner door panel according to an embodiment of the present invention;

FIG. 12 is a schematic view of a first viewing angle of an inner door panel with one of the inner panels removed according to an embodiment of the present invention;

FIG. 13 is a schematic view of a fifth viewing angle of the inner door panel with one of the inner panels removed according to the embodiment of the present invention;

FIG. 14 is an enlarged view of a portion of the area A in FIG. 13;

FIG. 15 is a schematic view of a sixth perspective of an inner door panel according to an embodiment of the present invention;

FIG. 16 is a partial enlarged view of area B of FIG. 15;

FIG. 17 is an enlarged partial view of area C of FIG. 15;

FIG. 18 is a schematic view of an inner door panel according to an embodiment of the present invention at a seventh viewing angle;

fig. 19 is a partially enlarged view of a region D in fig. 18.

Icon: 001-modulized distribution box; 100-a box body; 110-a top plate; 130-a backplane; 140-a back plate; 150-a first side panel; 170-a second side plate; 190-a door body; 210-a first guide rail; 230-a second guide rail; 310-a third guide rail; 330-a fourth guide rail; 250-a first mounting cross plate; 350-a second mounting transverse plate; 220-an isolating switch; 400-a bus; 401 — an insulating spacer; 550-inner mask; 600-positioning the locking assembly; 610-inner core; 630-an outer lock; 650-return elastic member; 6301-fixed end; 6303-extension; 631-a panel; 633-nut; 635-through holes; 611-locking piece; 6351-inner bump; 6101-outer bumps; 120-a ground strip; 121-ground PE row; 123-zero connection N rows; 125-bottom frame; 127-top frame; 500-adjustable inner door; 510-a first side frame; 530-a second side frame; 511-positioning the sliding plate; 5111-card slot; 531-chute; 513-a rotating rod; 551-operation hole; 515-a fixed frame; 517-positioning bolt; 519-positioning a groove; 101-jack.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

Referring to fig. 1, 2 and 3, the modular distribution box 001 according to the present embodiment includes a box 100, a first mounting rail pair, a second mounting rail pair and an adjustable inner door 500;

the case 100 includes a top plate 110 and a bottom plate 130 oppositely disposed, a first side plate 150 and a second side plate 170 connecting the top plate 110 and the bottom plate 130;

an installation space is formed among the top plate 110, the bottom plate 130, the first side plate 150 and the second side plate 170, and a back plate 140, which simultaneously connects the top plate 110, the bottom plate 130, the first side plate 150 and the second side plate 170, is provided as a bottom of the installation space. A door 190 for opening and closing the installation space is further provided at a position opposite to the back plate 140.

A first mounting rail pair and a second mounting rail pair are arranged in parallel on the back plate 140 in the mounting space; the first and second pairs of mounting rails extend from the top plate 110 to the bottom plate 130.

Referring to fig. 4, 5 and 6, the first mounting rail pair includes a first rail 210 and a second rail 230 arranged in parallel at an interval, and the distance between the first rail 210 and the second rail 230 is 180 mm. It is just as easy to install a standard size 200A type of isolating switch 220 with a handle.

The first mounting rail pair is provided with a first mounting transverse plate 250, a plurality of first mounting holes are formed in the first rail 210 and the second rail 230 of the first mounting rail pair at intervals along the length direction, and the first mounting transverse plate 250 is fixed with the first rail 210 and the second rail 230 through the first mounting holes respectively.

Since the first mounting hole is provided in plurality, the position of the first mounting cross plate 250 can be adjusted. Other installation transverse plates with the length of 180mm can be additionally added for expansion.

The second mounting rail pair comprises a third rail 310 and a fourth rail 330 arranged in parallel and spaced apart, the distance between the third rail 310 and the fourth rail 330 being 280 mm. Just can components such as air switch, surge protector.

A second mounting transverse plate 350 is arranged on the second mounting rail pair, a plurality of second mounting holes are arranged on the third rail 310 and the fourth rail 330 of the second mounting rail pair at intervals along the length direction, and the second mounting transverse plate 350 is fixed with the third rail 310 and the fourth rail 330 through the second mounting holes respectively.

Since the second mounting hole is provided in plurality, the position of the second mounting cross plate 350 can be adjusted. Other mounting transverse plates with the length of 280mm can be additionally added for expansion.

A plurality of fixing holes are formed in the second mounting transverse plate 350 at intervals, flanges are further formed on the side, close to the back plate 140, of the second mounting transverse plate 350, and a pair of oppositely-arranged flanges can be clamped with a cooling fin group.

The first and second pairs of mounting rails are further provided with a bus bar 400 for distributing current in the housing 100 at a side thereof away from the back plate 140, one end of the bus bar 400 is connected to a side of the first pair of mounting rails away from the second pair of mounting rails, and the other end is connected to a side of the second pair of mounting rails away from the first pair of mounting rails.

A gap is formed between the bus bar 400 and the first and second mounting rails, and in particular, an insulating spacer 401 is disposed between the bus bar 400 and the pair of first and

second rails

210 and 230. Because busbar 400 has played the effect of equalling divide the power equally, and first installation guide rail and second installation guide rail generally adopt the metalwork, directly lead to the electric current on the watchcase of each electric spare easily, have the risk that causes the short circuit, set up insulating barrier 401 and can avoid the risk.

Referring to fig. 2 and 3, in order to ensure the safety of the use, an adjustable inner door 500 is disposed on a side of the bus bar 400 away from the back plate 140, and an operation hole 551 for exposing an operation end (in the present embodiment, a paddle of an air switch) of an electrical component (in the present embodiment, an air switch) on the bus bar 400 is disposed on the adjustable inner door 500. And the other parts except the operation end of the electric components are shielded by the adjustable inner door 500.

Referring to fig. 6, 11, 12 and 13, the adjustable inner door 500 includes a first side frame 510, a rotating rod 513 axially penetrating the first side frame 510 is disposed in the first side frame 510, correspondingly, inserting holes 101 are disposed at inner sides of upper and lower ends of the box body 100, and the adjustable inner door 500 is hinged to the box body 100 through the first side frame 510 by cooperation of the inserting holes 101 and the rotating rod 513.

In other embodiments, the upper and lower ends of the first side frame 510 may be respectively provided with a rotating shaft, and the rotating shaft is matched with the insertion hole 101 of the box 100.

The adjustable inner door 500 further includes a second side frame 530 and a plurality of inner panels 550, the second side frame 530 is disposed in parallel with the first side frame 510, and an operation hole 551 is disposed on the inner panels 550. When the adjustable inner door 500 is covered in front of the bus bar 400, the second side frame 530 is engaged with the other side wall surface of the installation space opposite to the first side frame 510.

Specifically, the second side frame 530 is provided with a locking through hole, the box body 100 is provided with a locking threaded hole corresponding to the locking through hole, and a bolt penetrates through the locking through hole and is in threaded fit with the locking threaded hole, so that the positions of the second side frame 530 and the box body 100 can be relatively fixed, and the adjustable inner door 500 is kept in front of the bus bar 400 to isolate internal elements of the installation space.

In order to allow the operation holes 551 of the inner cover 550 to be aligned with the electric components after the components such as the bus bar 400 are vertically adjusted in position in the first mounting rail pair or the second mounting rail pair, it is necessary that the inner cover 550 can be detachably connected to the first side frame 510 and the second side frame 530. The inner panel 550 and the bus bar 400 can be used to adjust the relative position of the components, or the corresponding inner panel 550 can be directly replaced.

Referring to fig. 15 and 16, the inner panel 550 is relatively fixedly connected to the first side frame 510 by a first positioning member. The first positioning element in this embodiment is a positioning locking element, and the first side frame 510 includes a fixed frame 515 and a positioning sliding plate 511, the positioning sliding plate 511 is disposed on the fixed frame 515, and the rotating rod 513 is connected to the fixed frame 515. One side of location slide 511 is provided with draw-in groove 5111, through the cooperation of draw-in groove 5111 with first locating piece, realizes being connected of interior mask 550 and location slide 511, has just also realized being connected of interior mask 550 and first side frame 510. Referring to fig. 17, 18 and 19, a fixing circular hole is further formed in the positioning sliding plate 511, a positioning bolt 517 can be disposed in the fixing circular hole of the first side frame 510, an axial positioning groove 519 is disposed on the fixing frame 515, a cap of the positioning bolt 517 extends into the positioning groove 519, and the positioning groove 519 and the positioning sliding plate 511 can be fixed by mounting a fixing nut on a screw end of the positioning bolt 517. The axial relative position of the positioning sliding plate 511 and the positioning groove 519 can be adjusted by loosening the fixing nut of the positioning bolt 517, a hole with a module is arranged on the other side of the positioning sliding plate 511, and the hole with the module can be corresponding to the hole of the second guide rail 230 by adjusting the axial position of the positioning sliding plate 511 and the positioning groove 519.

Referring to fig. 13 and 14, the inner panel 550 is fixedly connected to the second side frame 530 through a second positioning member. The second positioning element in this embodiment is also a positioning locking element, and the second side frame 530 is provided with a sliding slot 531 matching with the second positioning element.

Referring to fig. 7 and 8, the positioning and locking assembly 600 includes an inner core 610, an outer locking member 630, and a return elastic member 650 formed by a compression spring;

the outer locking member 630 has a fixing end 6301 fixed to the inner panel 550 and an extending end extending through the inner panel 550 toward the back panel 140.

Specifically, the fixed end 6301 includes a panel 631 and a nut 633, the fixed end 6301 is provided with an external thread engaged with the nut 633, the panel 631 is disposed on a surface of the inner cover 550 away from the back plate 140, the nut 633 is disposed on a surface of the inner cover 550 close to the back plate 140 and engaged with the external thread of the fixed end 6301, and the inner cover 550 is sandwiched between the nut 633 and the panel 631 to fix the positioning locking assembly 600 and the inner cover 550.

One end of the inner mask 550 close to the first side frame 510 is provided with a first locking hole, one end of the inner mask 550 close to the second side frame 530 is provided with a second locking hole, the panel 631 and the nut 633 are respectively arranged on two sides of the first locking hole to fix the first positioning element and the inner mask 550, and the panel 631 and the nut 633 are respectively arranged on two sides of the second locking hole to fix the second positioning element and the inner mask 550.

Referring to fig. 8, 9 and 10, the outer locking member 630 is provided with a through hole 635 penetrating from the fixed end 6301 to the extended end, the inner core 610 is installed through the through hole 635 and slidably connected with the outer locking member 630, and the return elastic member 650 is disposed in the through hole 635 and is sleeved outside the inner core 610.

The return spring 650 acts on the outer locking member 630 at one end and acts on the plunger 610 at the other end, so that the plunger 610 always has a movement tendency to move toward the fixed end 6301 and to pass through the fixed end 6301 with respect to the outer locking member 630.

The inner core 610 extends out of the outer locking piece 630 from the extending end to form a locking mounting head, a locking piece 611 is mounted on the locking mounting head, a protruding point is further arranged on the locking piece 611, and the locking piece 611 is used for extending into the sliding groove 531 to be abutted and matched with the sliding groove 531 to achieve fixing, or is clamped with a clamping groove 5111 on the positioning sliding plate 511 through the protruding point. When the elastic member 650 of the positioning locking assembly 600 as the first positioning member exerts an elastic force to move the inner core toward the fixed end 6301, the protruding point is inserted into the slot 5111 to fix the position. When the elastic force is applied by the resilient member 650 in the positioning and locking assembly 600 as the second positioning member to move the inner core toward the fixed end 6301, the locking piece 611 applies pressure to the inner side of the sliding slot 531, so as to stabilize the positioning and locking assembly 600 at the predetermined position of the sliding slot 531 by the friction force and fix the inner mask 550 at the predetermined position.

In order to avoid the pressing failure of the locking piece 611 to the sliding groove 531 or the inner wall surface of the positioning sliding plate 511 caused by the careless pressing of the inner core 610. Two inner convex blocks 6351 are uniformly distributed in an annular manner at one end of the through hole 635 close to the extension end, oppositely, outer convex blocks 6101 corresponding to the inner convex blocks 6351 are arranged on the outer ring of the inner core 610, and after the inner mask 550 is arranged at a preset position, the outer convex blocks 6101 abut against the inner convex blocks 6351, so that the inner core 610 is prevented from being pressed towards the extension end carelessly. When the position of the inner mask 550 needs to be adjusted, that is, the inner core 610 needs to be pressed down, the inner core 610 is rotated by a certain angle, so that the outer convex 6101 is dislocated with the inner convex 6351, and the outer convex 6101 corresponds to a gap between two adjacent inner convex 6351.

In this embodiment, a ground strip 120 is further disposed on the bottom plate 130 in the installation space, and a ground PE row 121 for a ground line is mounted on the ground strip 120. The grounding strip 120 is further provided with N zero-connecting rows 123 for connecting a zero line, and an insulating spacer 401 is further arranged between the N zero-connecting rows 123 and the grounding strip 120.

The adjustable inner door 500 further includes a top frame 127 and a bottom frame 125, wherein one end of the top frame 127 is fixedly connected to an end of the first side frame 510, and the other end is fixedly connected to a corresponding end of the second side frame 530.

The bottom frame 125 is disposed between the first side frame 510 and the second side frame 530 at an end opposite to the top frame 127, and the bottom frame 125 just covers the grounding PE row 121 and the zero N row 123.

Through the utility model provides a modulization block terminal 001 adopts first installation guide rail to the modulization structure right with second installation guide rail, and convenience of customers classifies the extension to specific size's electrical component, sets up one can first installation guide rail to realize the stationary flow distribution of electric current with second installation guide rail to going up busbar 400 that electrical component shared, realizes sheltering from of busbar 400 through interior mask 550, guarantees staff's safety.

Through the utility model provides a modulization block terminal 001 realizes sheltering from of the inside risk electrical component of block terminal through interior mask 550, guarantees staff's safety. The inner covering plate 550 is fixedly mounted on two sides through the adjustable positioning locking assembly 600, the inner covering plate 550 can be prevented from being exposed out of the distribution box, and the inner covering plate 550 is guaranteed to be used. After the bus bar 400 is arranged, the inner mask 550 protects the bus bar 400 and workers, so that the service life is prolonged, and the risk of the workers is reduced. Through the design of adjustable interior door 500, can carry out the upper and lower regulation of interior mask 550 position according to the setting of inside electrical components and match in order to adapt to, ensure the safety of modulization block terminal, adjustable interior door 500 is articulated with box 100 again simultaneously, removes the adjustable interior door 500 of direct rotation after the connection of second side frame 530 when needs use and can open to convenient maintenance.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An modulization distribution box is characterized by comprising a box body, a first mounting guide rail pair and a second mounting guide rail pair;

2. The modular distribution box of claim 1, wherein the outer locking member is provided with a panel at the fixed end, a nut is further screwed on the outer side of the outer locking member, and a clamping space for clamping the inner cover plate is formed between the nut and the panel.

3. The modular power distribution box of claim 1, further comprising a busbar disposed within the box on the first pair of mounting rails and the second pair of mounting rails for distributing current, the busbar having one end connected to a side of the first pair of mounting rails remote from the second pair of mounting rails and another end connected to a side of the second pair of mounting rails remote from the first pair of mounting rails;

4. The modular power distribution box of claim 1, wherein the first pair of mounting rails is spaced 180mm apart.

5. The modular distribution box of claim 1, wherein the first pair of mounting rails are provided with a first mounting cross plate, the first mounting cross plate is provided with a plurality of first mounting holes at intervals along the length direction, and the first mounting cross plate is fixed to the first mounting rails through the first mounting holes;

6. The modular power distribution box of claim 1, wherein a grounding bar is further disposed on the bottom plate in the installation space, and a grounding PE row for grounding wires is mounted on the grounding bar.

7. The modular distribution box of claim 6, wherein the grounding strip is further provided with N zero-connecting rows for connecting a zero line, and an insulating spacer is further arranged between the N zero-connecting rows and the grounding strip.

8. The modular power distribution box of claim 3, wherein an insulating spacer is disposed between the busbar and the first and second pairs of mounting rails.