CN218828609U

CN218828609U - Distribution box shell

Info

Publication number: CN218828609U
Application number: CN202222780140.8U
Authority: CN
Inventors: 黄胜和
Original assignee: Zhejiang Shenghe Electric Appliance Co ltd
Current assignee: Zhejiang Shenghe Electric Appliance Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-04-07
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a distribution box shell, include the base and install the upper cover on the base, movable mounting has the visual window that can the unilateral upset be opened in the upper cover, on cover still to be equipped with the erection column, cup joint on the erection column and can take place pivoted latch fitting by relative erection column, be equipped with on the visual window and establish the lockhole in the latch fitting outside at the meeting cover when the visual window is closed, the latch fitting can lock with the lockhole after rotating, only just can remove the lock state between latch fitting and the lockhole through the key cooperation that matches with the lock head part phase-splitting of latch fitting, has avoided opening the visual window because of the maloperation, and safe and reliable more even after the buckle that originally set up between visual window and upper cover became invalid, also can continue to keep the waterproof nature and the seal of distribution box shell.

Description

Distribution box shell

Technical Field

The utility model belongs to the technical field of the block terminal, specifically speaking relates to a block terminal shell.

Background

The distribution box is an electric device which can reasonably distribute electric energy and is convenient for opening and closing operation of a circuit, has the characteristics of small volume, simplicity and convenience in installation, stability and reliability, and is widely applied to places such as projects, schools, residential areas and the like.

The shell part of the existing distribution box comprises a base and an upper cover, wherein the upper cover is installed on the base, a visual window which can be opened by the upper cover in a unilateral mode is arranged on the upper cover, so that the distribution box can be monitored or maintained, a buckle structure for fixing the visual window and the upper cover is arranged at an opening of the visual window and the upper cover, the visual window cannot be opened easily in the distribution box in daily use, and the tightness and the waterproofness of the distribution box shell are improved.

Research shows that the scheme that the visual window of the distribution box shell is connected with the closing part of the upper cover through a buckle has the following defects: the buckle connection between the visual window and the upper cover is not firm, and the visual window is easily opened due to the mistaken touch of an operator, so that the use safety is influenced; after repeated use, the buckle is easy to damage and lose efficacy, so that the visual window is always in an open state on the upper cover, and the waterproofness and the tightness of the shell of the distribution box are affected.

Disclosure of Invention

Adopt the buckle to connect the problem that visual window and upper cover exist to current block terminal shell, now provide following utility model.

The utility model provides a distribution box shell, includes the base and installs the upper cover on the base, movable mounting has the visual window that can the unilateral upset open in the upper cover, the upper cover still is equipped with the erection column, cup jointed on the erection column and can take place pivoted latch fitting relative to the erection column, be equipped with on the visual window and establish the lockhole in the latch fitting outside when the visual window is closed, the latch fitting can be in the rotation back with the lockhole looks locking or remove the locking, whether the locking between latch fitting and the lockhole is deciding the visual window can be opened by the upper cover relatively.

Preferably, be equipped with curved direction muscle on the lockhole inside wall, be equipped with on the latch fitting side and rotate the arcuation fixed slot in order to lock the visual window by the direction muscle along with the latch fitting, behind the direction muscle embedding fixed slot alright realize the locking between latch fitting and the lockhole.

Preferably, the limiting plate of lockhole bottom, the latch fitting bottom is equipped with the spacing head with the limiting plate co-altitude, the spacing head rotates the in-process at the latch fitting and contacts the effect with two limiting plates to the position deviation takes place for the latch fitting of restriction rotation in-process.

Preferably, so-called limiting plate is arcuation structure and sets up quantity and be two, the spacing head is the protruding structure of arc and sets up quantity and be two, and the limiting plate cooperatees with spacing head and prevents that the latch fitting from rotating the process and taking place the skew.

Preferably, still extend out on the latch fitting and have the dop, the dop is located between two limiting plates in order to restrict the rotation range of latch fitting in this within range, prevents that the latch fitting from rotating the head.

Preferably, latch fitting upper portion is equipped with the tapered end of specific shape, the block terminal shell still includes the key with tapered end shape matched with, the key cooperation control drives the latch fitting down and takes place to rotate, is convenient for control the locking and the unblock of block terminal shell.

Preferably, the shape of the lock head is a triangular prism-shaped protrusion, the head of the key is an inwards concave triangular prism-shaped groove, and the lock head and the groove are stably matched.

Advantageous effects

A locking structure that a locking piece is matched with a locking hole is added on the original distribution box shell, and the locking state of the visible window and the upper cover can be released only by a key matched with the locking piece, so that the condition that the visible window is opened due to misoperation and the safety of operators is influenced is avoided; even if the buckle between current visual window and the upper cover became invalid, locking structure also can continue to play a role, does not influence the leakproofness and the waterproof nature of block terminal shell.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a housing of a distribution box in the utility model;

fig. 2 is a schematic top view of the distribution box housing according to the present invention;

fig. 3 is a schematic top view of the visible window of the present invention;

fig. 4 is a schematic view of the oblique bottom view structure of the middle viewing window of the present invention;

fig. 5 is a schematic perspective view of the upper cover of the present invention;

FIG. 6 is a schematic view of a locking member of the present invention

Fig. 7 is a second schematic view of the locking member of the present invention;

fig. 8 is an enlarged schematic view of fig. 2 at a point a in the present invention;

fig. 9 is an enlarged schematic view of the utility model at B of fig. 3;

fig. 10 is an enlarged schematic view of the present invention at C of fig. 4;

fig. 11 is an enlarged schematic view of fig. 5 at D of the present invention;

fig. 12 is an enlarged cross-sectional view taken at a point a in fig. 2 according to the present invention;

fig. 13 is a schematic structural view of the key of the present invention.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

1. an upper cover; 2. a base; 3. a visual window; 4. a lock; 5. mounting a column; 6. a card slot; 7. a key; 11. buckling; 31. a lock hole; 32. a guide rib; 33. a limiting plate; 41. a lock head; 42. fixing grooves; 43. clamping a head; 44. a limiting head; 45. and (7) mounting holes.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, which are part of the embodiments of the present invention, but not all of the embodiments.

As shown in fig. 1-11, a distribution box shell, including base 2 and upper cover 1, upper cover 1 is installed on base 2 and constitutes the main part of distribution box shell with base 2, install the visual window 3 that can the unilateral upset be opened in the upper cover 1,

visual window

3 and 1 opening part of upper cover are equipped with buckle 11 and erection column 5, buckle 11 can cooperate in order to prevent visual window 3 to receive small external force and open with draw-in groove 6 that visual window 3 tip set up, in order to realize waterproof protection against insects, be equipped with latch fitting 4 on the erection column 5, latch fitting 4 cup joints on erection column 5 through mounting hole 45 that the bottom set up, and can use erection column 5 to take place the rotation as the axle, visual window 3 tip still is equipped with a cylindric lockhole 31, the cover is established just when visual window 3 closes outside latch fitting 4, latch fitting 4 can be locked with lockhole 31 after rotating, can relieve the locking between the two after the latch fitting 4 of reverse rotation, can convert the lock state of visual window 3 through rotating latch fitting 4. The utility model discloses on the existing basis of buckle 11 of block terminal shell in the past, additionally set up locking structure, can prevent that operating personnel maloperation from opening visual window 3 to even buckle 11 became invalid and also can keep the enclosed state between visual window 3 and the upper cover 1.

Further, be equipped with two curved direction muscle 32 on its inside wall of lockhole 31, be equipped with two fixed slots 42 on the 4 lateral surfaces of latch fitting, mounting hole 45 one side of bottom is equipped with the breach, and the breach runs through one of them fixed slot 42 and divides this fixed slot 42 into two, the tip of fixed slot 42 and direction muscle 32 all is equipped with the inclined plane, closes the back at visual window 3 the fixed slot 42 is the same with direction muscle 32 height, lockhole 31 bottom is equipped with the limiting plate 33 of two arcuations, the breach both sides of the lateral surface of latch fitting 4 extend has two curved spacing heads 44, spacing head 44 is the same height with two limiting plates 33, and spacing head 44 is located the limiting plate 33 inboard.

As shown in fig. 12, at this time, the locking hole 31 and the locking element 4 are in a locked state, the guiding rib 32 is clamped in the fixing groove 42, the visible window 3 cannot be opened, one of the limiting heads 44 is pressed against the limiting plate 33 on the same side, and the locking element 4 cannot be shifted; in the process of rotating the unlocking of the locking piece 4, the limiting head 44 on the other side of the notch gradually slides into the inner side of the limiting plate 33 on the same side and is extruded with the limiting plate 33, the locking piece 4 cannot deviate in the rotating process, the guide rib 32 slides out of the fixing groove 42, the locking between the locking hole 31 and the locking piece 4 is released, and the visual window 3 can be opened.

Further, the bottom side unilateral of latch fitting 4 extends there is square dop 43, dop 43 is located between two limiting plates 33, and limiting plate 33 passes through dop 43 and restricts the rotation range of latch fitting 4 between limiting plate 33, and latch fitting 4 can not rotate excessively and not lock with the lockhole.

Further, latch 4 upper portion is equipped with protruding triangular prism shape tapered end 41, as shown in fig. 13, the block terminal shell still is furnished with the key 7 that the head is indent triangular prism, the back is cooperateed with latch 41 part of latch 4 to the key 7 head, and rotation latch 4 that can be convenient is in order to realize the locking or the unlocking to visual window 3.

The above embodiments of the present invention are only preferred embodiments, and the protection scope of the present invention is not limited thereto, and all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the present invention, and the protection scope claimed by the present invention has been written in the claims.

Claims

1. The utility model provides a distribution box shell, includes base (2) and installs upper cover (1) on base (2), movable mounting has visual window (3) that can the unilateral upset open in upper cover (1), its characterized in that: still be equipped with erection column (5) on upper cover (1), pivoted latch fitting (4) take place in erection column (5) relatively has been cup jointed on erection column (5), be equipped with on visual window (3) and establish lockhole (31) in the latch fitting (4) outside at visual window (3) closure time meeting cover, latch fitting (4) can cooperate with lockhole (31) after rotating in order to prevent visual window (3) to open.

2. The electrical box housing of claim 1, wherein: be equipped with curved direction muscle (32) on lockhole (31) inside wall, be equipped with on latch fitting (4) side and rotate with latch fitting (4) and be embedded into with fixed slot (42) of the arcuation of locking visual window (3) by direction muscle (32).

3. The electrical box housing of claim 2, wherein: lockhole (31) bottom is equipped with limiting plate (33), latch fitting (4) bottom is equipped with the spacing head (44) with limiting plate (33) co-altitude, spacing head (44) rotate the in-process at latch fitting (4) and contact the effect with two limiting plates (33) to the position deviation takes place for latch fitting (4) that the restriction rotated the in-process.

4. The electrical box housing of claim 3, wherein: the limiting plates (33) are arc-shaped structures and are arranged in two numbers, and the limiting heads (44) are arc-shaped convex structures and are arranged in two numbers.

5. The electrical box housing of claim 4, wherein: still extend dop (43) on latch fitting (4), dop (43) are located the rotation range in order to restrict latch fitting (4) between two limiting plate (33).

6. The electrical box housing of claim 4, wherein: the utility model discloses a distribution box, including block terminal shell, latch fitting (4), block terminal shell, latch fitting (4) upper portion is equipped with tapered end (41) of specific shape, the block terminal shell still include with tapered end (41) shape matched with key (7) cooperation control down can drive latch fitting (4) and take place to rotate.

7. The electrical box housing of claim 6, wherein: the lock head (41) is in a triangular prism-shaped convex structure, and the head of the key (7) is an inwards concave triangular prism-shaped groove.