CN210660871U

CN210660871U - Connecting assembly

Info

Publication number: CN210660871U
Application number: CN201921052678.9U
Authority: CN
Inventors: 詹小华
Original assignee: Shenzhen Trtc Technology Co ltd
Current assignee: Zhan Xiaohua
Priority date: 2019-07-06
Filing date: 2019-07-06
Publication date: 2020-06-02
Anticipated expiration: 2029-07-06

Abstract

The utility model relates to a coupling assembling. The connecting assembly comprises a male connecting piece and a female connecting piece which are mutually inserted and matched; the male connecting piece comprises a male head base and a plurality of plug-in piece groups; the plug-in component group consists of at least two plug-in components of which the free ends can approach each other when being subjected to external force, and the fixed ends of the plug-in components are connected with the male base; the female connecting piece comprises a female head base and a plurality of positioning and locking parts, wherein the positioning and locking parts are of cylindrical structures, and fixed ends of the positioning and locking parts are connected with the female head base; the plug-in component group is mutually inserted and matched with the positioning locking part, the outer peripheral surface of the plug-in component group comprises a plurality of boss groups which are longitudinally distributed, and the inner wall of the positioning locking part is provided with a plurality of clamping through hole groups or clamping groove groups or a combination of the clamping through hole groups and the clamping groove groups which are longitudinally distributed and are in clamping fit with the boss groups. The connecting assembly can be used for fixing a functional component on a plate-shaped structure, in particular a fastening connecting assembly on a box body or a box cover of a foamed plastic storage box.

Description

Connecting assembly

Technical Field

The utility model relates to a technical field of fastener specifically relates to a can be fixed in the fastening coupling assembling on the platelike structure with functional unit, like lock, handle, suspension clasp etc..

Background

Take-out distribution is carried out by using a storage box (also called a take-out box or an insulation box) capable of keeping warm and cold, so that the influence on the taste of food caused by distribution can be reduced. The box body and the box cover of the existing storage box mainly adopt foamed plastics, and if functional parts such as a lock, a handle and a suspension buckle are required to be additionally arranged on the storage box, a part of a structure containing the functional parts needs to be embedded in the foaming process of the box body or the box cover. The mode is adopted for production, the cost is high, and the stability between the structure containing the functional component and the box body or the box cover is general.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can be fixed in the plate structure with functional part, on lock, handle, suspension clasp etc. especially the fastening connection subassembly on the box or the case lid of foamed plastic storage tank.

The utility model discloses an above-mentioned purpose is realized to following technological means:

a connecting assembly comprises a male connecting piece and a female connecting piece which are mutually inserted and matched; the male connecting piece comprises a male head base and a plurality of plug-in piece groups; the plug-in component group consists of at least two plug-in components of which the free ends can approach each other when being subjected to external force, and the fixed ends of the plug-in components are connected with the male base; the female connecting piece comprises a female head base and a plurality of positioning and locking parts, wherein the positioning and locking parts are of cylindrical structures, and fixed ends of the positioning and locking parts are connected with the female head base; the plug-in component group is mutually inserted and matched with the positioning locking part, the outer peripheral surface of the plug-in component group comprises a plurality of boss groups which are longitudinally distributed, and the inner wall of the positioning locking part is provided with a plurality of clamping through hole groups or clamping groove groups or a combination of the clamping through hole groups and the clamping groove groups which are longitudinally distributed and are in clamping fit with the boss groups.

When fastening coupling assembling in platelike structure, platelike structure need predetermine the installation through-hole that supplies plug-in components, location locking part to pass through, plug-in components group grafting in location locking part back, boss group buckle in corresponding joint through-hole group and/or joint bank of cells group, the medial surface of public first base, female first base hugs closely in platelike structure's both sides face simultaneously. And the functional components, such as locks, handles, hanging buckles and the like, are fixed at the outer side surfaces of the male head base and the female head base, and if the functional components are integrally formed with the male head base and the female head base, the functional components can be fixed on the plate-shaped structure. By adopting the mode to fix the functional component on the plate-shaped structure, the production cost is low, the yield is high, and the functional component can be stably fixed on the plate-shaped structure.

Preferably, the inner wall of the positioning locking part is provided with a plurality of clamping through hole groups which are longitudinally distributed and are matched with the bosses in a clamping manner, the number of the boss groups is the same as that of the clamping through hole groups, and when the plug connector groups are inserted into the positioning locking part, at least one boss group of each plug connector group is clamped in the corresponding clamping through hole group.

Preferably, the inner wall of the positioning locking part is provided with a plurality of clamping groove groups which are longitudinally distributed and are in clamping fit with the boss groups, the number of the boss groups is the same as that of the clamping groove groups, and when the plug connector groups are plugged in the positioning locking part, at least one boss group of each plug connector group is buckled with the corresponding clamping groove group.

Preferably, the positioning locking part is of a cylindrical structure, and the two plug connectors arranged in mirror symmetry form a plug connector group which is cylindrical overall.

Preferably, the outer side surface of each plug connector comprises bosses distributed along the longitudinal direction.

Preferably, the height of the projection of the front part of the boss close to the free end of the plug connector is gradually increased from the free end of the plug connector to the fixed end of the plug connector, and the height of the base part connected with the front part is the same as the highest position of the front part.

Preferably, the outer periphery of the free end of the plug-in component group is provided with a chamfer for guiding the plug-in component group to be inserted into the positioning locking part.

Compared with the prior art, the utility model discloses possess following beneficial effect:

when the connecting assembly is fastened on the plate-shaped structure, particularly the box body or the box cover of the foamed plastic storage box, only needs to be preset with the installation through hole for the insertion assembly and the positioning and locking part to pass through. And the functional components, such as locks, handles, hanging buckles and the like, are fixed at the outer side surfaces of the male head base and the female head base, and if the functional components are integrally formed with the male head base and the female head base, the functional components can be fixed on the plate-shaped structure. By adopting the mode to fix the functional component on the plate-shaped structure, the production cost is low, the yield is high, and the functional component can be stably fixed on the plate-shaped structure.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the application, are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a schematic structural diagram of one embodiment of the present invention;

FIG. 2 is a schematic view of the male connection member of FIG. 1;

FIG. 3 is a schematic view of the female connection member of FIG. 1;

fig. 4 is a schematic structural diagram of another embodiment of the present invention;

fig. 5 is a schematic structural view of a storage box to which the coupling assembly of fig. 1 and the coupling assembly of fig. 4 are simultaneously applied.

In the figure: 1. a male connector; 2. a female connector; 3. a male base; 4. a plug-in component group; 5. a plug-in unit; 6. a female head base; 7. a positioning and locking part; 8. a boss group; 9. a card through hole group; 10. a boss; 11. a leading portion; 12. an abutment portion; 13. hanging buckles; 14. a handle fixing part; 15. a box body; 16. and a box cover.

Detailed Description

It is easily understood that, according to the technical solution of the present invention, a plurality of alternative structural modes and implementation modes can be proposed by those skilled in the art without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms. Furthermore, the terms "comprises," "comprising," and any variations thereof, are intended to cover non-exclusive inclusions.

Referring first to FIG. 1, one non-limiting embodiment of a connection assembly in accordance with the present invention is shown. As shown in fig. 1, the connecting assembly includes a male connecting member 1 and a female connecting member 2 which are inserted and matched with each other.

Referring now to fig. 2, the male connector 1 comprises a male base 3, a plurality of plug groups 4; the plug-in component group 4 is composed of at least two plug-in component groups 4, free ends of the plug-in components can be close to each other when external force is applied to the plug-in component groups 4, and fixed ends of the plug-in components 5 are connected with the male base 3.

In the present embodiment, the number of the plug groups 4 is 2, and of course, the number of the plug groups 4 may also be selected according to the size and thickness of the male base 3, and the material properties of the plug groups 4 and the male base 3, for example, the length of the male base 3 is larger, and the number of the plug groups 4 may be selected to be 3, 4, 5, and so on.

In this embodiment, the plug group 4 is composed of two plug groups 4 whose free ends can approach each other when an external force is applied, and of course, the plug group 4 may also be composed of three, four, or another suitable number of plug groups 4. The plug connector 5 and the male base 3 are integrally formed by taking plastic as a material through an injection molding process, so that the fixed end of the plug connector 5 is connected with the male base 3.

Referring now to fig. 3, the female connector 2 includes a female base 6 and a plurality of positioning and locking portions 7, the positioning and locking portions 7 are of a cylindrical structure, and fixed ends thereof are connected to the female base 6.

In the present embodiment, the number of the positioning and locking portions 7 is the same as that of the plug groups 4, and the same number is 2; the number of the positioning locking parts 7 is the same as that of the plug-in component groups 4, so that each plug-in component group 4 can be simultaneously plugged and matched with the corresponding positioning locking part 7. The positioning locking part 7 and the female head base 6 are integrally formed by injection molding by taking plastic as a material, so that the fixed end of the positioning locking part 7 is connected with the female head base 6.

Returning to fig. 1, the plug assembly 4 is in plug-in fit with the positioning locking part 7, the outer peripheral surface of the plug assembly 4 includes a plurality of boss groups 8 distributed longitudinally, and the inner wall of the positioning locking part 7 is provided with a plurality of clamping through hole groups 9, clamping groove groups, or combinations of the clamping through hole groups 9 and the clamping groove groups, which are distributed longitudinally and matched with the boss groups 8 in a clamping manner.

Referring to fig. 2, in the present embodiment, the outer side surface of each plug 5 includes bosses 10 distributed along the longitudinal direction, and the boss groups 8 belonging to the same plug 5 in the same plug group 4 and located at the same longitudinal position form a boss group 8. The outer peripheral surface of the plug-in component group 4 includes four boss groups 8, and of course, the number of the boss groups 8 of the plug-in component group 4 may also be one, two, three, five, and the like, and may be specifically selected according to the fastening requirement, the longitudinal length of the plug-in component group 4, and the like.

Referring to fig. 3, in this embodiment, the inner wall of the positioning and locking portion 7 is provided with the clamping through hole group 9 which is longitudinally distributed and is in clamping fit with the boss group 8, the inner wall of the positioning and locking portion 7 is provided with the clamping through hole group 9 which can meet the fastening requirement of the clamping fit with the boss group 8, and the injection molding process is simpler and the yield is higher. Of course, if the physical properties of the positioning and locking part 7 need to be enhanced, the inner wall of the positioning and locking part 7 can also be selected to adopt a clamping groove group which is longitudinally distributed and is in clamping fit with the boss group 8, or a combination of the clamping through hole group 9 and the clamping groove group.

In this embodiment, the number of the snap-fit through hole groups 9 of the positioning and locking portion 7 is the same as that of the boss groups 8 of the plug group 4, and the same number is 4. The number of the card through hole groups 9 is the same as the number of the boss groups 8 of the plug group 4, when the plug group 4 is plugged in the positioning locking part 7, at least one boss group 8 of each plug group 4 is buckled with the corresponding card through hole group 9, that is, each plug group 4 can be formed by buckling only one boss group 8 in the corresponding card through hole group 9, or buckling two boss groups 8 in the corresponding card through hole group 9, or buckling three boss groups 8 in the corresponding card through hole group 9, or buckling four boss groups 8 in the corresponding card through hole group 9.

Referring now to fig. 2 and 3, in the present embodiment, the positioning and locking portion 7 is a cylindrical structure, and the two plug-in units 4 arranged in mirror symmetry form a plug-in unit 4 with a generally cylindrical shape. Of course, the positioning and locking part 7 may also be an elliptic cylindrical structure, a square cylindrical structure, or other cylindrical structures, and the plug-in component group 4 may also select a corresponding shape. The utility model discloses preferentially, location locking part 7 is cylindric structure, plug element group 4 that two mirror symmetry set up becomes the totality and is cylindric plug element group 4.

Referring now to fig. 2, in the present embodiment, the front portion 11 of the projection 10 near the free end of the plug 5 has a height gradually increasing from the free end of the plug 5 to the fixed end of the plug 5, and the base portion 12 adjoining the front portion 11 has a height equal to the highest point of the front portion 11. The boss 10 with the structure is convenient to guide the boss 10 into the clamping through hole group 9 or the clamping groove group, and on the other hand, when the boss 10 is clamped in the clamping through hole group 9 or the clamping groove group, the boss is difficult to separate, so that the fastening connection is realized. In order to guide the plug-in connector group 4 to be inserted into the positioning locking part 7, the outer periphery of the free end of the plug-in connector group 4 is provided with a chamfer.

Referring to fig. 1, in the present embodiment, the hanging buckle 13, which is a functional component, is located outside the female base 6, i.e. on the opposite side of the positioning and locking part 7, and the hanging buckle 13, the positioning and locking part 7, and the female base 6 are integrally formed by an injection molding process using plastic as a material.

Referring now to FIG. 4, another non-limiting embodiment of a connection assembly in accordance with the present invention is shown. As shown in fig. 4, the connecting assembly includes a male connecting member 1 and a female connecting member 2 which are inserted and matched with each other.

In this embodiment, the male connection member 1 is identical to the male connection member 1 shown in fig. 1, and the specific structure thereof is described in the above embodiment. The female connecting piece 2 is basically the same as the female connecting piece 2 shown in fig. 1, and the specific structure of the same part refers to the corresponding description in the above embodiment; the difference lies in that: the functional component-handle fixing part 14 is positioned outside the female base 6, namely the opposite side of the positioning and locking part 7, and the handle fixing part 14, the positioning and locking part 7 and the female base 6 are integrally formed by taking plastic as materials through an injection molding process.

Fig. 5 shows a storage case to which the coupling assembly of fig. 1 and the coupling assembly of fig. 4 are applied. Specifically, all predetermine the installation through-hole that supplies plug element group 4, location locking part 7 to pass through on box 15 lateral wall, the case lid 16 of storage tank, plug element group 4 pegs graft in location locking part 7 back, boss group 8 buckle in corresponding block through-hole group 9, the medial surface of public first base 3, the female first base 6 of coupling assembling hugs closely in the inside and outside both sides face of box 15 lateral wall in fig. 1, the medial surface of female first base 6, the public first base 3 of coupling assembling hugs closely in the upper and lower both sides face of case lid 16 in fig. 2. Functional components such as a lock, a lifting handle, a hanging buckle 13 and the like are fixed on the storage box through the connecting assembly, the process is simple, the production cost is low, the yield is high, and the functional components can be stably fixed on the storage box.

Claims

1. A connection assembly, characterized by: comprises a male connecting piece and a female connecting piece which are mutually inserted and matched; the male connecting piece comprises a male head base and a plurality of plug-in piece groups; the plug-in component group consists of at least two plug-in components of which the free ends can approach each other when being subjected to external force, and the fixed ends of the plug-in components are connected with the male base; the female connecting piece comprises a female head base and a plurality of positioning and locking parts, wherein the positioning and locking parts are of cylindrical structures, and fixed ends of the positioning and locking parts are connected with the female head base; the plug-in component group is mutually inserted and matched with the positioning locking part, the outer peripheral surface of the plug-in component group comprises a plurality of boss groups which are longitudinally distributed, and the inner wall of the positioning locking part is provided with a plurality of clamping through hole groups or clamping groove groups or a combination of the clamping through hole groups and the clamping groove groups which are longitudinally distributed and are in clamping fit with the boss groups.

2. The connection assembly of claim 1, wherein: the inner wall of the positioning locking part is provided with a plurality of clamping through hole groups which are longitudinally distributed and are in clamping fit with the boss groups, the number of the boss groups is the same as that of the clamping through hole groups, and when the plug connector groups are inserted in the positioning locking part, at least one boss group of each plug connector group is buckled in the corresponding clamping through hole group.

3. The connection assembly of claim 1, wherein: the inner wall of the positioning locking part is provided with a plurality of clamping groove groups which are longitudinally distributed and are in clamping fit with the boss groups, the number of the boss groups is the same as that of the clamping groove groups, and when the plug connector groups are inserted in the positioning locking part, at least one boss group of each plug connector group is clamped in the corresponding clamping groove group.

4. The connection assembly of claim 1, wherein: the positioning locking part is of a cylindrical structure, and the two mirror-symmetrical plug connectors form a plug connector group which is cylindrical as a whole.

5. The connection assembly of claim 1, wherein: the outer side surface of each plug connector comprises bosses which are distributed along the longitudinal direction.

6. The connection assembly of claim 1, wherein: the height of the boss is gradually increased from the free end of the plug connector to the fixed end of the plug connector, and the height of the base part connected with the front part is the same as the highest position of the front part.

7. The connection assembly according to any one of claims 1 to 6, wherein: and the peripheral side of the free end of the plug-in piece group is provided with a chamfer for guiding the plug-in piece group to be inserted into the positioning locking part.