CN219874964U

CN219874964U - Electrical circuit junction box

Info

Publication number: CN219874964U
Application number: CN202321232130.9U
Authority: CN
Inventors: 马长友
Original assignee: Hebei Shiyuan Engineering Consulting Co ltd
Current assignee: Hebei Shiyuan Engineering Consulting Co ltd
Priority date: 2023-05-21
Filing date: 2023-05-21
Publication date: 2023-10-20
Anticipated expiration: 2033-05-21

Abstract

The utility model relates to an electric circuit junction box which comprises a junction box body, wherein one side of the junction box body is provided with an opening, two positioning columns are oppositely arranged on the junction box body, the positioning columns are provided with positioning holes, the axial direction of the positioning holes is the same as the opening direction of the junction box body, a plurality of rib plates are arranged in the positioning holes, the rib plates are arranged in an extending mode along the axial direction of the positioning holes, one side of each rib plate is connected with the inner wall of the positioning hole, and the other side of each rib plate extends towards the center of the positioning hole. When using the screw to install electrical components panel on the terminal box body, in the screw attack a plurality of rib plates enclose the virtual hole that forms, when rotatory screw, the screw outer wall can exert circumferential frictional force to the floor, and then makes the floor can take place circumferential swing along with the rotation of screw, eliminates the stress of the diameter direction that a part was applyed on the reference column, and then great reduction the possibility of reference column fracture.

Description

Electrical circuit junction box

Technical Field

The utility model relates to the technical field of junction boxes, in particular to an electric circuit junction box.

Background

In the building field, need carry out the laying of electric circuit, along with the construction process of building main part, carry out the hidden spread of electric circuit pipeline in advance, the pipeline is threaded again after the main part is finished, wherein, including threading pipe and terminal box in the pipeline of electric circuit, can divide multichannel threading pipe through the terminal box, realize the branch of circuit, install various electrical components panel on the terminal box again at later stage fitment stage, often connect through the screw between electrical components panel and the terminal box, terminal box structure at present is as shown in fig. 1, terminal box whole material is PVC, the terminal box includes main part 1-1, be provided with spliced pole 1-2 on two relative inner walls of main part 1-1, the spliced pole is provided with axial screw hole, at this moment, conveniently install electrical components panel on the terminal box through the screw, the terminal box of this kind of structure exists certain drawback in practical application: when the panel of the electrical component is installed on the junction box by using the screw, the screw is required to be tapped into the screw hole of the connecting column 1-2, in order to firmly install the electrical component, an installer usually screws the screw tightly, the screw hole of the connecting column 1-2 receives larger stress, so that the connecting column 1-2 is easy to crack, especially in the whole construction process of a building, if dust particles enter the screw hole of the connecting column 1-2 in the field, the stress applied to the connecting column 1-2 can be further increased due to the existence of the dust particles and the space occupation effect of the dust particles when screwing the screw, and the possibility of cracking the connecting column 1-2 is further increased.

Disclosure of Invention

The utility model aims to provide an electric circuit junction box, which is not easy to crack when a positioning column and a screw of the electric circuit junction box are matched, so that the defects in the prior art are effectively overcome.

Therefore, the embodiment of the utility model provides an electric circuit junction box, which comprises a junction box body, wherein one side of the junction box body is provided with an opening, two positioning columns are oppositely arranged on the junction box body, the positioning columns are provided with positioning holes, the axial direction of the positioning holes is the same as the opening direction of the junction box body, a plurality of rib plates are arranged in the positioning holes, the rib plates are arranged in an extending manner along the axial direction of the positioning holes, one side of each rib plate is connected with the inner wall of the positioning hole, and the other side of each rib plate extends toward the center of the positioning hole.

In one possible implementation, the ribs are disposed at uniform intervals circumferentially within the locating hole.

In one possible embodiment, the rib extends from the inner wall of the positioning hole in the radial direction toward the center of the positioning hole.

In one possible implementation, the side sections of the plurality of ribs near the center of the locating hole are located on the same virtual circle.

In one possible implementation, the width of the side of the rib connected to the positioning hole is greater than the width of the side of the rib near the center of the positioning hole.

In one possible implementation manner, one end of the rib plate enclosed virtual cylindrical structure corresponding to the opening of the junction box body is arranged in a horn mouth.

In one possible implementation, the horn mouth structure of the virtual cylindrical structure enclosed by the rib plate extends to the end face of the positioning column.

In one possible implementation, the rib, the positioning post and the junction box body are integrally formed.

In one possible implementation, the outside of the positioning column is provided with a plurality of rib rings.

In one possible implementation, the opening edge of the junction box body is provided with a reinforcing rib.

According to the electric circuit junction box provided by the embodiment of the utility model, when the panel of the electric appliance component is installed on the junction box body by using the screw, the screw is tapped into the virtual hole formed by surrounding the plurality of rib plates, when the screw is rotated, the circumferential friction force is applied to the rib plates by the outer wall of the screw, so that the rib plates can swing circumferentially along with the rotation of the screw, the stress of a part of the rib plates applied to the positioning column in the diameter direction is eliminated, the possibility of cracking of the positioning column is greatly reduced, and when dust particles enter the positioning column, the dust particles can enter gaps between the adjacent rib plates, the stress between the screw and the positioning column is not increased, and the cracking of the positioning column is prevented.

Drawings

FIG. 1 is a schematic view of a prior art electrical circuit junction box;

fig. 2 is a schematic structural diagram of an electrical circuit junction box according to an embodiment of the present utility model;

fig. 3 is a partial enlarged view at a in fig. 2.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 2-3, the embodiment of the utility model provides an electrical circuit junction box for laying an electrical circuit, which is used for being connected with a line pipe of the electrical circuit for laying the pipeline in a construction site, specifically, the junction box comprises a junction box body 1, one side opening of the junction box body 1 is arranged, more specifically, the junction box body 1 is square box-shaped, one side opening is arranged, two positioning columns 2 are oppositely arranged on the junction box body 1, a panel of an electrical component is conveniently installed during decoration, in an alternative example, the positioning columns 2 are arranged on two opposite inner side walls of the junction box body 1, and the positioning columns 2 and the junction box body 1 are integrally formed.

Specifically, the positioning column 2 is provided with the positioning hole 3, in this embodiment, the axial direction of the positioning column 2 is parallel to the opening direction of the junction box body 1, the positioning hole 3 is arranged along the axial direction of the positioning column 2, the orientation of the positioning hole 3 is the same as the opening direction of the junction box body 1, the installation of the screw is convenient, the positioning hole 3 is internally provided with a plurality of rib plates 4, the rib plates 4 are arranged in an extending manner along the axial direction of the positioning hole 3, that is, the length direction of the rib plates 4 is arranged in parallel with the axial direction of the positioning hole 3, the outer sides of the rib plates 4 are connected with the inner wall of the positioning hole 3, the inner sides of the rib plates 4 extend towards the center direction of the positioning hole 3, so that the inner wall of the positioning hole 3 forms a structure with a spacing protrusion, the inner sides of the rib plates 4 enclose a virtual hole structure, and at the moment, the virtual hole structure is matched with the screw, when the electric appliance component is installed on the junction box body 1 through the screw, the screw is tapped into the hole structure formed by surrounding the inner side of the rib plate 4, under the condition, the rotating screw can apply circumferential friction force to the inner side of the rib plate 4, so that the rib plate 4 can swing towards one direction, the inner side of the rib plate 4 can slightly deviate along with the rotation of the screw, and further the stress applied to the positioning column 2 by the screw is absorbed in part in the deformation form of the rib plate 4, the stress applied to the positioning column 2 by the screw is effectively reduced, the cracking phenomenon of the positioning column 2 is effectively avoided, the structural strength of the positioning column 2 is improved, and even if a small amount of dust particles enter the positioning column 2 in the field construction process, the dust particles enter gaps between adjacent rib plates 4 when the screw is screwed, the space occupation is not caused, and the stress increase to the positioning column 2 is not caused, the phenomenon of preventing reference column 2 fracture appears is favorable to preventing, and in addition, the screw is screwed in place and stops the back, and floor 4 has the trend that restores, because the invasion of screw, screw restriction floor 4 resumes the normal position for form the self-locking force between screw and the floor 4, improved the joint strength between screw and the reference column 2.

Specifically, the rib plates 4 are uniformly arranged on the circumference of the inner wall of the positioning hole 3, the structure is more reasonable, the rib plates 4 are uniformly distributed, the stress of each rib plate 4 is more uniform, and the bonding strength between the screw and the positioning column 2 is increased.

In the utility model, in the cross section direction of the positioning column 2, the rib plates 4 extend from the joint with the inner wall of the positioning hole 3 to the center of the positioning hole 3 along the diameter direction of the positioning hole 3, so that a plurality of rib plates 4 form uniform radial swing cloth, the cross sections of one side of the rib plates 4, which is close to the center of the positioning hole 3, are positioned on the same virtual circle, and the inner sides of the rib plates 4 are surrounded to form a regular virtual circular hole, so that the bonding strength with screws is improved.

More specifically, the width of one side that rib plate 4 and locating hole 3 inner wall connect is greater than the width of rib plate 4 near locating hole 3 center one side, namely, the rib plate 4 and locating hole 3 inner wall connect one side is wider for rib plate 4 and locating hole 3 connect local structural strength is higher, when rib plate 4 is driven the swing by the screw, improves rib plate 4 local structural strength, prevents that rib plate 4 from appearing local structural fracture.

According to the utility model, the plurality of rib plates 4 are surrounded to form a virtual cylindrical structure, one end of the virtual cylindrical structure corresponding to the opening of the junction box body 1 is arranged in an outward-expanding horn mouth shape, so that the opening of the virtual cylindrical structure forms a flaring structure, the positioning of a screw to the center of a virtual round hole is facilitated, more particularly, the horn mouth structure of the virtual cylindrical structure surrounded by the rib plates 4 extends to the end face of the positioning column 2, namely, the outer port of the virtual cylindrical structure surrounded by the plurality of rib plates 4 is provided with the chamfer surface 5, the outer end of the virtual cylindrical structure forms a horn mouth, the chamfer surface 5 extends from the innermost side of the rib plates 4 to the end face of the positioning column 2, the size of the horn mouth is further increased, and the positioning of the screw is facilitated.

In the utility model, the rib plate 4, the positioning column 2 and the junction box body 1 are integrally formed, and are made of PVC, so that the structural integrity and stability are improved.

More specifically, be provided with a plurality of rib rings 6 in the outside of reference column 2, a portion of rib ring 6 winds the outer wall at reference column 2, and rib ring 6 connects on the inner wall of terminal box body 1, increases the local structural strength of reference column 2, further prevents reference column 2 fracture, more specifically sets up stiffening rib 7 in the opening edge department of terminal box body 1 to increase the local structural strength of terminal box body 1, improve the overall structural stability of terminal box body 1.

When the construction site is constructed, after the steel bars are erected and before concrete is poured, the wire pipes of the electric circuits and the electric circuit junction box provided by the utility model are arranged on the steel bars, and the junction box body 1 provided by the utility model is provided with a plurality of wire pipe interfaces, so that the connection with the wire pipes is convenient, the branch arrangement of the electric circuits is realized, the concrete is poured after the arrangement of the electric circuits is finished, then the threading of the electric circuits is carried out, and then the panel of electric components such as a socket, a switch and the like is installed on the junction box body 1.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. An electrical circuit junction box, characterized by: including the terminal box body, one side opening setting of terminal box body is provided with two reference columns relatively on the terminal box body, the reference column is provided with the locating hole, the axis direction of locating hole is the same with the opening direction of terminal box body, is provided with a plurality of floor in the locating hole, the floor extends along the axis direction of locating hole and sets up, and one side and the locating hole inner wall of floor are connected, and another side direction locating hole center of floor extends.

2. An electrical circuit junction box according to claim 1, wherein: the rib plates are arranged at uniform intervals in the inner circumference of the positioning hole.

3. An electrical circuit junction box according to claim 2, wherein: the rib plate extends from the inner wall of the positioning hole to the center of the positioning hole along the diameter direction of the positioning hole.

4. An electrical wiring terminal block as in claim 3 wherein: the cross sections of the side surfaces of the rib plates, which are close to the centers of the positioning holes, are positioned on the same virtual circle.

5. An electrical circuit junction box according to claim 4, wherein: the width of one side of the rib plate connected with the positioning hole is larger than that of one side of the rib plate close to the center of the positioning hole.

6. An electrical circuit junction box according to claim 5, wherein: the rib plate encloses the virtual tube-shape structure and corresponds terminal box body open-ended one end and be the horn mouth setting.

7. An electrical circuit junction box according to claim 6, wherein: and the horn mouth structure of the virtual cylindrical structure enclosed by the rib plates extends to the end face of the positioning column.

8. An electrical circuit junction box according to claim 1, wherein: the rib plate, the positioning column and the junction box body are integrally formed.

9. An electrical circuit junction box according to claim 1, wherein: and a plurality of rib rings are arranged on the outer sides of the positioning columns.

10. An electrical circuit junction box according to claim 1, wherein: the opening edge of the junction box body is provided with a reinforcing rib.