CN214153884U

CN214153884U - Junction box

Info

Publication number: CN214153884U
Application number: CN202023069255.3U
Authority: CN
Inventors: 王旭
Original assignee: Shanghai Zhuwei Electric Appliance Co ltd; Suzhou Zhuwei Electric Appliance Co ltd
Current assignee: Shanghai Zhuwei Electric Appliance Co ltd; Suzhou Zhuwei Electric Appliance Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-07
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a junction box, including box and apron, the apron is articulated with the box for seal the box, the box includes body, sealed blank pressing and bottom plate, wherein, on the body was located to sealed blank pressing, be used for when apron and box lid with the sealed laminating of apron, body and sealed blank pressing integrated into one piece, or body and bottom plate integrated into one piece. By adopting the technical scheme, the welding seam on the box body can be reduced by integrally forming the body and the sealing blank holder or the bottom plate, the welding spots are not more, the welding spots are difficult to clean, the welding is easy to deform, and the box body is not attractive, so that a good sealing effect can be realized, and the box body is more attractive.

Description

Junction box

Technical Field

The utility model relates to a distribution technical field, in particular to junction box.

Background

At present, the traditional junction box mainly comprises a box body and a cover plate, wherein the box body and the cover plate are made of flat plate materials, cut corners, opened holes and subjected to component tailor welding after edge bending, and then the box body and the cover plate form a whole. In the welding process, all welding lines need to be fully welded, the welding lines are required to be attractive and smooth, welding slag is avoided, welding points are cleaned by special liquid medicine to achieve sealing without water leakage, and the welding points basically keep the original color of the plate. The junction box formed by welding is complex in welding process, multiple in welding points, difficult to clean, easy to deform in welding and not attractive.

SUMMERY OF THE UTILITY MODEL

The applicant finds that the existing junction box has the problems of complex welding process, more welding points, difficult cleaning of the welding points, easy deformation of welding and unattractive appearance. The applicant further researches and discovers that all parts of the existing junction box are mainly made of flat plate materials, all welding seams must be fully welded, and the problems that the welding process is complex, welding spots are many, the welding spots are difficult to clean, welding is easy to deform, and the appearance is not attractive are caused.

The utility model discloses an it is complicated that aim at solves among the prior art junction box and has welding process, and the solder joint is many, the difficult clearance of solder joint, and the welding is out of shape easily, not aesthetic problem.

In order to solve the technical problem, the utility model discloses an embodiment discloses a junction box, including box and apron, the apron is articulated with the box for seal the box, the box includes body, sealed blank pressing and bottom plate, wherein, on the body was located to sealed blank pressing, be used for when apron and box lid with lap sealed laminating, body and sealed blank pressing integrated into one piece, or body and bottom plate integrated into one piece.

By adopting the technical scheme, the welding seam on the box body can be reduced by integrally forming the body and the sealing blank holder or the bottom plate, the welding spots are not more, the welding spots are difficult to clean, the welding is easy to deform, and the box body is not attractive, so that a good sealing effect can be realized, and the box body is more attractive.

Alternatively, the integral molding is press molding.

Optionally, a sealing strip is arranged on the cover plate, and the sealing strip can be in contact with the edge of the sealing blank holder.

Optionally, a rib plate is arranged on the cover plate and used for reinforcing the strength of the cover plate.

Optionally, a lock is arranged on the cover plate and used for locking the cover plate and the box body.

Optionally, a mounting plate is provided within the housing for mounting of internal components.

Optionally, the mounting plate is provided on the base plate by a support screw.

Optionally, the supporting screw includes a root and a screw portion, the root is fixedly connected to the bottom plate, and the screw portion is sleeved with a supporting gasket for supporting the mounting plate.

Optionally, a mounting hole is formed in the mounting plate, and the mounting hole can be matched with the supporting screw.

Drawings

FIG. 1 illustrates a perspective view of a junction box in an embodiment of the present invention;

FIG. 2 is a perspective view of another perspective of a junction box in an embodiment of the present invention;

FIG. 3 is a structural exploded view of the box body of the junction box according to an embodiment of the present invention;

fig. 4 is a structural exploded view of a bottom plate of a junction box according to an embodiment of the present invention.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate the orientation or coordinate relationship based on the orientation or coordinate relationship shown in the drawings, or the orientation or coordinate relationship which the utility model is usually placed when using, and are only for convenience of describing the utility model and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the utility model.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1-4, an embodiment of the present invention provides a junction box 1, including box 10 and cover plate 11, cover plate 11 is hinged with box 10 for sealing box 10, and box 10 includes body 100, sealing blank 12 and bottom plate 101, wherein, sealing blank 12 is located on body 100 for when cover plate 11 covers with box 10 with cover plate 11 is sealed to be laminated, body 100 and sealing blank 12 integrated into one piece, or body 100 and bottom plate 101 integrated into one piece.

That is, the junction box 1 mainly comprises a box body 10 and a cover plate 11, wherein the cover plate 11 and the box body 10 are connected together in a hinged manner and can be covered with the box body 10, so that the box body 10 is closed. Specifically, in this embodiment, realize articulating through the hinge plate (not annotate in the figure) between apron 11 and the box 10, in other embodiments, both can also realize articulating through other modes, the utility model discloses do not do the restriction to this, can carry out reasonable selection according to actual need.

Further, in this embodiment, the box 10 mainly includes a body 100, a sealing flange 12, and a bottom plate 101, where the sealing flange 12 is disposed on an upper portion of the body 100, and the sealing flange 12 can be attached to the cover plate 11 when the cover plate 11 is covered with the box 10, so as to achieve sealing. The bottom plate 101 is disposed at a lower portion of the body 100 and is hermetically connected to the body 100.

The box body and the cover plate of the traditional junction box are all welded by flat plate materials after corner cutting, hole opening and bending to form a whole. Wherein, the left and right sides of box or front and back both sides also are by independent dull and stereotyped material processing back, like this when the welding, because the complexity of sealed blank holder structure, can produce the difficult clearance of solder joint, appear the rosin joint, the unable totally enclosed weld's condition, will seriously influence the leakproofness and the performance of junction box like this. To overcome this problem, as shown in fig. 1 to 4, in the present embodiment, the body 100 of the case 10 and the sealing beads 12 are integrally formed, or the body 100 and the bottom plate 101 are integrally formed.

That is, can regard body 100 and sealed blank holder 12 as an integral part, form through integrated into one piece processing, regard bottom plate 101 as an independent part, just so saved the welding process of body 100 and sealed blank holder 12, only need with bottom plate 101 and the lower part welding of body 100 can, the welding seam between body 100 and the bottom plate 101 is the linear type welding seam, moreover, the steam generator is simple in structure, the welding is convenient, the welding seam on box 10 has been reduced, the solder joint is many can not appear, the difficult clearance of solder joint, the welding is easy to be out of shape, not aesthetic problem, can realize fine sealed effect.

The utility model discloses a further embodiment, can also regard body 100 and bottom plate 101 as a whole part, form through integrated into one piece processing, regard sealed blank pressing 12 as an independent part, the welding process of body 100 and bottom plate 101 has just so been saved, only need with the edge of sealed blank pressing 12 and the upper portion welding of body 100 can, the welding seam between the upper portion of body 100 and the edge of sealed blank pressing 12 is the linear type welding seam, moreover, the steam generator is simple in structure, the welding is convenient, the welding seam on box 10 has been reduced, the solder joint is many can not appear, the difficult clearance of solder joint, the welding is easy to be out of shape, unattractive's problem, can realize fine sealed effect.

Adopt above-mentioned technical scheme, through with body 100 and sealed blank pressing 12 or bottom plate 101 integrated into one piece, not only can reduce the welding seam on the box 10, the welding spot is many moreover can not appear, and the difficult clearance of welding spot, the welding is easy to be out of shape, and fine sealed effect can be realized to the problem of unaesthetic for box 10 is more pleasing to the eye.

It should be noted that, the utility model discloses do not restrict body and sealed blank pressing or bottom plate integrated into one piece's mode, can carry out reasonable selection according to actual need, as long as can guarantee the performance and the quality of box through integrated into one piece, it can to reduce the welding seam on the box. Specifically, in the present embodiment, the body 100 and the sealing beads 12 or the bottom plate 101 are integrally formed by press molding.

That is, in the processing process of the box 10, the complete body 100 and the sealing beads 12 or the bottom plate 101 are formed through a stamping process, the stamping of the body 100 can be completed first, then the sealing beads 12 or the bottom plate 101 are stamped on the body 100, or the sealing beads 12 or the bottom plate 101 are stamped together in the process of stamping the body 100, so that the body 100 and the sealing beads 12 or the bottom plate 101 are integrally formed through the stamping process, welding seams are reduced, and a plurality of welding spots are avoided.

In other embodiments, the body and the sealing edge or the bottom plate may be integrally formed in other manners, such as casting, without limitation.

Further, in order to achieve effective sealing between the cover plate 11 and the box 10, referring to fig. 2, in the present embodiment, a sealing strip 112 is provided on the cover plate 11, and the sealing strip 112 can contact with the edge of the sealing blank 12. That is, when the cover plate 11 is covered with the box body 10, the sealing strip 112 on the cover plate 11 can be attached to the sealing blank 12, and the sealing blank 12 can press the sealing strip 112 under the action of the clamping force, so that sealing is realized. In this embodiment, the sealing strip 112 may be a rubber sealing strip or a nylon sealing strip, and the present invention does not limit this, and can be selected reasonably according to actual needs.

In addition, in order to enhance the strength of the cover plate 11, referring to fig. 1-2, in the present embodiment, a rib 110 is provided on the cover plate 11 for enhancing the strength of the cover plate 11. Gusset 110 can set up along the width direction of apron 11, also can set up along the length direction of apron 11, can also follow the crisscross setting of incline direction, the utility model discloses do not limit to this, can carry out reasonable setting according to actual need, as long as can strengthen the intensity of apron can.

Meanwhile, referring to fig. 1-2, in the present embodiment, a lock 111 is disposed on the cover plate 11, and the lock 111 is used for locking the cover plate 11 and the box 10. Through set up tool to lock 111 on apron 11, the block of apron 11 and box 10 of being convenient for facilitates the use. Further, the cover plate 11 may further include a ground screw (not shown), and a wind-proof support rod (not shown) may be disposed between the cover plate 11 and the box 10, and when the cover plate 11 is opened, the wind-proof support rod may support the cover plate 11 to prevent the cover plate 11 from shaking.

Further, referring to fig. 4 in conjunction with fig. 1, in the present embodiment, a mounting plate 13 is provided in the housing 10 for mounting internal components. The mounting plate 13 is a separate component that can be stamped into different shapes or cut from a sheet of material. The mounting plate 13 may be used for mounting and arranging internal components, such as terminals, ground bars, transformers, air switches, etc.

Specifically, the mounting plate 13 can be disposed on the bottom plate 101 of the box 10, and also can be disposed on the side wall of the body 100, the utility model discloses do not limit this, can carry out reasonable setting according to actual need. Referring to fig. 4 in conjunction with fig. 1, in the present embodiment, the mounting plate 13 is provided on the base plate 101 via the support screw 14. That is, the mounting plate 13 is disposed on the base plate 101 and detachably connected to the base plate 101 by the supporting screw 14, thereby facilitating the mounting and dismounting and replacement of the mounting plate 13.

Specifically, referring to fig. 4, in the present embodiment, the supporting screw 14 includes a root portion 140 and a screw portion 141, the root portion 140 is fixedly connected to the bottom plate 101, and the screw portion 141 is sleeved with a supporting pad 142 for supporting the mounting plate 13. The mounting plate 13 is provided with a mounting hole 130, and the mounting hole 130 can be matched with the support screw 14. By arranging the supporting screw 14, the mounting plate 13 is convenient to fix and detach and convenient to use.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims

1. A junction box comprises a box body and a cover plate, wherein the cover plate is hinged with the box body and is used for sealing the box body, the junction box is characterized in that the box body comprises a body, a sealing blank holder and a bottom plate, wherein,

the sealing blank pressing device comprises a body, a box body and a sealing blank pressing edge, wherein the sealing blank pressing edge is arranged on the body and used for sealing and laminating the cover plate and the box body when the cover plate and the box body are covered, and the body and the sealing blank pressing edge are integrally formed or the body and the bottom plate are integrally formed.

2. A connection box as claimed in claim 1, wherein the integral formation is a punch-formed formation.

3. A connection box as claimed in claim 1, in which the cover is provided with a sealing strip which is capable of contacting the edge of the sealing bead.

4. The junction box of claim 1, wherein the cover plate is provided with a rib for reinforcing the strength of the cover plate.

5. A connection box as claimed in claim 1, wherein the cover is provided with a lock for locking the cover to the box.

6. A service box as claimed in claim 1, in which mounting plates are provided in the box body for mounting of internal components.

7. A service box as claimed in claim 6, wherein the mounting plate is provided on the base plate by means of support screws.

8. The junction box of claim 7, wherein the support screw includes a root portion fixedly connected to the base plate and a screw portion sleeved with a support spacer for supporting the mounting plate.

9. A service box as claimed in claim 7, wherein the mounting plate is provided with mounting holes which are engageable with the support screws.