CN218275965U

CN218275965U - Terminal box

Info

Publication number: CN218275965U
Application number: CN202221590361.2U
Authority: CN
Inventors: 邹子祥
Original assignee: Jiaxing Super Lighting Electric Appliance Co Ltd
Current assignee: Jiaxing Super Lighting Electric Appliance Co Ltd
Priority date: 2021-07-08
Filing date: 2022-06-24
Publication date: 2023-01-10
Anticipated expiration: 2032-06-24

Abstract

The utility model provides a junction box, a serial communication port, include: a housing comprising a base having a first cavity; the power supply is arranged in the first cavity and comprises a circuit board and an electronic element arranged on the circuit board; a slot is formed in the inner wall of the base, and a circuit board of the power supply is inserted into the slot to be matched.

Description

Terminal box

Technical Field

The utility model relates to a terminal box is applied to the illumination field.

Background

LED lighting is widely used because of its advantages of energy saving, long life, etc. The prior art junction box used in the lighting field generally includes a housing and a power supply including a circuit board and electronic components. The shell is provided with a wiring cover which is fixed by bolts. The prior art junction box has the following disadvantages: the power supply is not effectively fixed in the shell, so that the power supply collides with the shell due to looseness in the transportation process, and the power supply can be damaged or a lead on the power supply is loosened; the wiring cover is fixed by the bolts, the assembly efficiency is low, and when the wiring cover needs to be assembled in the shell, a large amount of time is consumed for disassembling and assembling the wiring cover, so that the working efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

This abstract describes many embodiments of the invention. The term "invention" is used merely to describe some of the embodiments disclosed in this specification (whether or not in the claims), and not a complete description of all possible embodiments. Certain embodiments described above as various features or aspects of the invention can be combined in different ways to form an LED luminaire or a portion thereof.

An embodiment of the utility model provides a new LED lamps and lanterns to and the characteristic of each aspect, in order to solve above-mentioned problem.

An embodiment of the utility model provides a terminal box, a serial communication port, include:

a housing comprising a base having a first cavity; and

the power supply is arranged in the first cavity and comprises a circuit board and an electronic element arranged on the circuit board;

a slot is formed in the inner wall of the base, and a circuit board of the power supply is inserted into the slot to be matched.

The embodiment of the utility model provides a casing includes the power lid, the power lid adopts the detachable mode fixed extremely the base.

The embodiment of the utility model provides a casing includes first positioning unit and second positioning unit, the both ends of power lid are passed through respectively first positioning unit with the second positioning unit with pedestal connection.

The embodiment of the utility model provides a first positioning unit includes first constant head tank and first positioning portion, first positioning portion card is gone into first constant head tank cooperation, first constant head tank set up in the power is covered, and first positioning portion set up in on the base.

The embodiment of the utility model provides a first positioning unit includes trip and backstop portion, backstop portion includes a backstop face, the trip support in the backstop face, so that the trip with backstop portion is fixed.

The embodiment of the utility model provides a trip is located the power is covered, backstop portion is located on the base.

The embodiment of the utility model provides a backstop portion includes a spigot surface, the spigot surface with the backstop face is neighbouring, the trip with when backstop portion cooperates, the trip slides the spigot surface, and with the backstop face forms the cooperation.

The embodiment of the utility model provides a base is provided with the second cavity, the base is inside through an division board and the base is inside to be formed first cavity reaches the second cavity, the uncovered setting in second cavity one side.

The embodiment of the utility model provides a casing is including the wiring lid, wiring lid is located the uncovered department of second cavity.

The embodiment of the utility model provides a be equipped with the wire casing that supplies the wire to pass on the division board, the wire casing both sides intercommunication first cavity reaches the second cavity.

The embodiment of the utility model provides a work as the power lid is fixed extremely during the base, the power lid is in on the wire casing to the restriction wire is followed the wire casing is deviate from.

The embodiment of the utility model provides a set up the backstop board on the power is covered, the backstop board dispose in on the extending direction of wire casing, just the backstop board with the division board keeps the interval.

The embodiment of the utility model provides a wiring lid through a third positioning unit with the detachable connection of base.

The embodiment of the utility model provides a third positioning unit includes location structure and fixed knot construct, location structure with fixed knot constructs and is located respectively the both sides of wiring lid.

The embodiment of the utility model provides a location structure includes second constant head tank and second location portion, second location portion card is gone into the cooperation of second constant head tank, and the second constant head tank set up in on the wiring lid, second location portion set up in on the base.

The embodiment of the utility model provides a fixed knot constructs including buckle and buckling parts, the buckle with the buckling parts matches.

The embodiment of the utility model provides a protruding locating of buckling parts the inside wall of base, the buckle includes the elastic arm, the elastic arm is fixed in on the wiring lid, set up a convex part on the elastic arm, the buckle with during the buckling parts cooperation, the convex part support in on the buckling parts.

The embodiment of the utility model provides a flexible arm is "U" type or "V" type.

The embodiment of the utility model provides an elastic arm's tip is provided with actuates the portion, the buckle with behind the buckling parts cooperation, actuate the portion expose in the outside of wiring lid.

The embodiment of the utility model provides a total length of terminal box is no longer than 300mm, the length of first cavity accounts for the ratio of the total length of terminal box is no longer than 50%.

The embodiment of the utility model provides a base adopts the plastics material.

Compared with the prior art, the utility model has the advantages of outstanding and beneficial technical effect at least including one of the following: the circuit board of the power supply is inserted into the slot for matching, so that the installation can be completed quickly, and the effective installation of the power supply is provided; the base is made of plastic materials, compared with metal materials, the interference to signals is reduced, and signals (intelligent signals) can be transmitted out through the base; the wiring cover is detachably connected with the base, so that wiring or maintenance can be facilitated.

Drawings

Fig. 1 is a schematic perspective view of a junction box according to an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional structural view of a junction box according to an embodiment of the present invention.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is an exploded schematic view of the junction box according to the embodiment of the present invention.

Fig. 5 is a schematic perspective view of the junction box according to the embodiment of the present invention, with the power supply cover and the wiring cover removed.

Fig. 6 is a schematic diagram of a second three-dimensional structure of the junction box of the embodiment of the present invention without the power supply cover and the wiring cover.

Fig. 7A is a schematic three-dimensional structure of the junction box according to the embodiment of the present invention, in which the power supply cover and the wiring cover are removed.

Fig. 7B is an enlarged view at E in fig. 7A.

Fig. 8 is a schematic perspective view of the power supply cover.

Fig. 9 is an enlarged view at B in fig. 8.

Fig. 10 is an enlarged view at C in fig. 8.

Fig. 11 is a first perspective view of the wire cover.

Fig. 12 is a schematic perspective view of the second wire cover.

Fig. 13 is a third schematic perspective view of the wire cover.

Fig. 14 is an enlarged view at D in fig. 13.

Detailed Description

Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. Like reference symbols in the various drawings indicate like elements.

It will be understood that, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

It will be understood that when an element such as a layer, region or substrate is referred to as being "on" or extending "onto" another element, it can be directly on or extend directly onto the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" or extending "directly onto" another element, there are no intervening elements present. It will also be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may be present. In contrast, when an element is referred to as being "directly connected" or "directly coupled" to another element, there are no intervening elements present.

Relative terms, such as "below" or "above" or "upper" or "lower" or "horizontal" or "vertical" may be used herein to describe one element, layer or region's relationship to another element, layer or region as illustrated in the figures. It will be understood that these terms are intended to encompass different orientations of the device in addition to the orientation depicted in the figures. In the present invention, the terms "vertical", "horizontal" and "parallel" are defined as: including ± 10% of cases based on the standard definition. For example, vertical generally refers to an angle of 90 degrees relative to a reference line, but in the present invention, vertical refers to a situation within 80 to 100 degrees inclusive.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms used herein should be interpreted as having a meaning that is consistent with their meaning in the context of this specification and the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Unless expressly stated otherwise, comparative quantitative terms (such as "less than" and "greater than") are intended to encompass the equivalent concept. As an example, "less than" may mean not only "less than" in the strictest mathematical sense but also "less than or equal to".

As shown in fig. 1 to 14, an embodiment of the present invention provides a junction box, which includes a housing 1 and a power supply 2. Wherein the power supply is arranged inside the housing 1. The power supply 2 includes a circuit board 21 and electronic components (not shown) disposed on the circuit board.

The housing 1 in this embodiment includes a base 11, and the base 11 is made of plastic and is formed by injection molding. And adopt plastics material, compare and adopt metal material, its interference to the signal is reduced, can make the signal (intelligent signal) pass through base 11 and come.

The base 11 in this embodiment has a first cavity 111, the first cavity 111 is disposed along a direction, and the power source 2 can be accommodated in the first cavity 111. Specifically, the base 11 has a slot 116 on an inner wall thereof, and the slot 116 is disposed in the cavity 111. The end of the circuit board 21 of the power supply 2 can be inserted into the slot 116 for matching, so that the power supply 2 can be quickly mounted and fixed in the first cavity 111. In this embodiment, the power source 2 is extended along the longitudinal direction of the base 11.

The housing 1 in this embodiment may further include a power cover 12, and the power cover 12 is disposed at the opening of the first cavity 111 of the base 11 to close the first cavity 111. The power cover 12 may be made of plastic or metal. After the power cover 12 is disposed on the base 11, the bottom surface of the first cavity 111 of the base 11 and the power cover 12 can limit the moving space of the power supply 2 in the height direction of the housing 1.

The power supply cover 12 may be detachably fixed to the base 11.

The housing 1 in this embodiment may further include a first positioning unit 13 and a second positioning unit 14, and both ends of the power supply cover 12 are connected to the base 11 through the first positioning unit 13 and the second positioning unit 14, respectively.

The first positioning unit 13 includes a first positioning groove 131 and a first positioning portion 132, and the first positioning portion 132 is engaged with the first positioning groove 131. In this embodiment, the first positioning slot 131 is disposed on the power cover 12, and the first positioning portion 132 is disposed on the base 11. In other embodiments, the first positioning portion 132 may be disposed on the power cover 12 and the first positioning groove 131 may be disposed on the base 11.

The second positioning unit 14 includes a hook 141 and a stopping portion 142, the stopping portion 142 includes a stopping surface 1421, and the hook 141 abuts against the stopping surface 1421, so that the hook 141 and the stopping portion 142 are fixed. In this embodiment, the hook 141 is disposed on the power cover 12, and the stopping portion 142 is disposed on the base 11. In other embodiments, the hook 141 can be disposed on the base 11, and the stopping portion 142 can be disposed on the power cover 12.

The stopping portion 142 may further include a guiding surface 1422, the guiding surface 1422 is adjacent to the stopping surface, and when the hook 141 is engaged with the stopping portion 142, the hook 141 can slide over the guiding surface 1422 smoothly to engage with the stopping surface 1421.

In other embodiments, the power supply cover 12 may be fixed to the base 11 by bolts.

The susceptor 11 in this embodiment may also be provided with a second cavity 112. The first chamber 111 and the second chamber 112 are formed inside the base 11 through a partition plate 113 inside the base 11. One side of the second cavity 112 is open, and the opening directions of the second cavity 112 and the first cavity 111 can be the same.

The isolation plate 113 may be provided with a wire channel 1131 for passing a wire therethrough. For example, wires on the power supply 2 may pass through the wire chase 1131 into the second cavity 112. That is, the two sides of the linear channel 1131 communicate the first cavity 111 and the second cavity 112. And the wire groove 1131 can limit the movement of the wire to play a role of fixing the wire. When power cover 12 is secured to base 11, power cover 12 covers wire slots 1131 to limit the escape of wires from wire slots 1131.

Specifically, the power cover 12 may be provided with a stop plate 121, the stop plate 121 is disposed in the extending direction of the wire casing 1131, and the stop plate 121 keeps a distance from the isolation plate 113. When the wire passes through the wire slot 1131, the stop plate 121 can limit the moving range of the wire, so as to reduce the shaking amplitude of the wire.

Multiple sets of slots 1131 can be provided and one or more sets of stop plates 121 can be provided. In some embodiments, the stopper plates 121 are arranged in a set, and one set of stopper plates 121 mates with multiple sets of wire slots 1131. In some embodiments, the stopper plates 121 are provided in multiple sets, and each set of stopper plates 121 corresponds to one or more sets of slots 1131.

The housing 1 in this embodiment may further include a wiring cover 15, and the wiring cover 15 is disposed at the opening of the second cavity 112 to close the second cavity 112. The wire cover 15 is provided with a hole 151 for external or internal wiring to pass through. The wire cover 15 may be made of plastic or metal.

In this embodiment, the wire cover 15 is detachably connected to the base 11 through a third positioning unit 16 for facilitating wire connection or maintenance. The third positioning unit 16 includes a positioning structure and a fixing structure, which are respectively located at two opposite sides of the wire cover 15. The positioning structure includes a second positioning groove 161 and a second positioning portion 162, and the second positioning portion 162 is snapped into the second positioning groove 161 for matching. In this embodiment, the second positioning groove 161 is disposed on the wiring cover 15, and the second positioning portion 162 is disposed on the base 11. In other embodiments, the second positioning groove 161 may be disposed on the base 11, and the second positioning portion 162 may be disposed on the wire cover 15.

The securing structure includes a catch 163 and a catch 164, with the catch 163 and catch 164 mating. In this embodiment, the fastening portion 164 is protruded from the inner sidewall of the base 11. The latch 163 and the wire cover 15 may be formed as an integral structure. The latch 163 includes an elastic arm 1631, and the elastic arm 1631 is fixed to the wire cover 15. A protrusion 1632 is disposed on the elastic arm 1631, and when the buckle 163 is engaged with the buckling portion 164, the protrusion 1632 is pressed against the buckling portion 164 to complete the fixing.

The resilient arm 1631 in this embodiment is substantially "U" shaped or "V" shaped to provide a large degree of resilient deformation.

In this embodiment, an actuating portion 1633 is disposed at an end of the elastic arm 1631, and after the buckle 163 is engaged with the buckling portion 164, the actuating portion 1633 is exposed outside the wire cover 15. The actuating portion 1633 is disposed to facilitate the operation thereof, so that the elastic arm 1631 is deformed to contact the matching between the latch 163 and the engaging portion 164.

The base 11 in this embodiment is provided with a threading hole 114, and the threading hole 114 is communicated with the second cavity 112. So that the wires can enter the second cavity 112 through the threading holes 114, and the wires can be connected inside the second cavity 112, thereby preventing the joints from being exposed when the wires are connected.

The base 11 in this embodiment is provided with a mounting portion 115, and the mounting portion 115 and the base 11 are integrally formed. Mounting portion 115 is provided with mounting holes 1151 to facilitate fixing the housing to, for example, a ceiling, an integrated ceiling system, a lamp socket of a light fixture, or a base of a lamp.

The total length of the junction box in this embodiment (i.e., the total length of the housing) does not exceed 300mm. The length of the first cavity 111 is not more than 50% of the total length of the junction box, so as to control the length required by the power supply 2, and thus the total length of the junction box.

It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided would be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of the subject matter that is disclosed herein is not intended to forego such subject matter, nor should it be construed that the utility model does not contemplate that such subject matter is part of the disclosed utility model subject matter.

Claims

1. A junction box, comprising:

a housing comprising a base having a first cavity; and

2. The junction box of claim 1, wherein: the housing includes a power cover that is removably secured to the base.

3. The junction box of claim 2, wherein: the shell comprises a first positioning unit and a second positioning unit, and two ends of the power supply cover are connected with the base through the first positioning unit and the second positioning unit respectively.

4. The junction box of claim 3, wherein: the first positioning unit comprises a first positioning groove and a first positioning part, the first positioning part is clamped into the first positioning groove to be matched, the first positioning groove is arranged on the power supply cover, and the first positioning part is arranged on the base.

5. The junction box of claim 3, wherein: the first positioning unit comprises a clamping hook and a stopping part, the stopping part comprises a stopping surface, and the clamping hook abuts against the stopping surface so that the clamping hook and the stopping part are fixed.

6. The junction box of claim 5, wherein: the clamping hook is arranged on the power supply cover, and the stopping part is arranged on the base.

7. The junction box of claim 5 or 6, wherein: the stopping part comprises a guide surface, the guide surface is adjacent to the stopping surface, and when the clamping hook is matched with the stopping part, the clamping hook slides through the guide surface to be matched with the stopping surface.

8. The junction box of claim 1, wherein: the base is provided with a second cavity, the first cavity and the second cavity are formed inside the base through a partition plate, and one side of the second cavity is open.

9. The junction box of claim 8, wherein: the shell comprises a wiring cover, and the wiring cover is arranged at the opening of the second cavity.

10. The junction box according to claim 8 or 9, wherein: the isolating plate is provided with a wire groove for a wire to pass through, and two sides of the wire groove are communicated with the first cavity and the second cavity.

11. The junction box of claim 10, wherein: when the power cover is fixed to the base, the power cover covers the wire slot to limit the wires from falling out of the wire slot.

12. The junction box of claim 10, wherein: the power cover is provided with a stop plate, the stop plate is arranged in the extending direction of the wire casing, and the stop plate keeps a distance with the isolation plate.

13. The junction box of claim 9, wherein: the wiring cover is detachably connected with the base through a third positioning unit.

14. The junction box of claim 13, wherein: the third positioning unit comprises a positioning structure and a fixing structure, and the positioning structure and the fixing structure are respectively located on two sides of the wiring cover.

15. The junction box of claim 14, wherein: the positioning structure comprises a second positioning groove and a second positioning portion, the second positioning portion is clamped into the second positioning groove in a matched mode, the second positioning groove is formed in the wiring cover, and the second positioning portion is arranged on the base.

16. The junction box of claim 14, wherein: the fixing structure comprises a buckle and a buckling part, and the buckle is matched with the buckling part.

17. The junction box of claim 16, wherein: the buckle comprises an elastic arm, the elastic arm is fixed on the wiring cover, a convex part is arranged on the elastic arm, and when the buckle is matched with the buckling part, the convex part is abutted against the buckling part.

18. The junction box of claim 17, wherein: the elastic arm is U-shaped or V-shaped.

19. The junction box of claim 17, wherein: the end part of the elastic arm is provided with an actuating part, and after the buckle is matched with the buckling part, the actuating part is exposed outside the wiring cover.

20. The junction box of claim 1, wherein: the total length of the junction box is not more than 300mm, and the length of the first cavity accounts for not more than 50% of the total length of the junction box.

21. The junction box of claim 1, wherein: the base is made of plastic materials.