CN217815534U

CN217815534U - Joint connection structure and electrical equipment

Info

Publication number: CN217815534U
Application number: CN202221636943.XU
Authority: CN
Inventors: 陈玲娟
Original assignee: GD Midea Air Conditioning Equipment Co Ltd
Current assignee: GD Midea Air Conditioning Equipment Co Ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-15
Anticipated expiration: 2032-06-27

Abstract

The embodiment of the application provides a connector connecting structure and electrical equipment, wherein the connector connecting structure comprises a fixing piece with a mounting hole and a connecting connector penetrating through the mounting hole; the connecting joint is clamped with the part of the fixing piece, which is located in the installation Kong Zhouce, so that the connecting joint is axially limited and radially limited. The joint connection structure of the embodiment of the application can reduce the production cost.

Description

Joint connection structure and electrical equipment

Technical Field

The application relates to the technical field of electrical equipment, in particular to a joint connecting structure and electrical equipment.

Background

In the related art, in order to ensure effective connection and fastening, a flange is generally required to be disposed on a side wall of the connection joint, and the flange is fixed on the connection plate by a fastening member such as a screw, so as to prevent the connection joint and/or the connection pipe from being damaged by external force when the connection joint is butted with other connection pipes.

However, the flange may make the space volume of the entire connection joint far larger than the actual use location of the connection joint, which not only increases the cost of the connection joint, but also increases the installation cost because the flange needs to be fixed by a fastening member such as a screw.

SUMMERY OF THE UTILITY MODEL

In view of the above, embodiments of the present application are directed to providing a joint connection structure and an electrical apparatus capable of reducing production cost.

To achieve the above object, an embodiment of the present application provides a joint connection structure, including:

a fixing member having a mounting hole;

wear to establish the attach fitting in the mounting hole, the attach fitting through with the mounting is located the position joint of installation Kong Zhouce to right the attach fitting carries out axial spacing and radial spacing.

In one embodiment, a part of the side wall of the connecting joint is recessed to form the clamping groove, and the fixing piece is positioned at the part of the installation Kong Zhouce and clamped into the clamping groove.

In one embodiment, part of the side wall of the connecting joint protrudes to form a protruding part with a clamping groove, and the fixing part is positioned at the part Kong Zhouce for installation and clamped into the clamping groove.

In one embodiment, at least a portion of the side wall of the protruding portion is a plane, and a partial region of the plane is recessed to form the locking groove.

In one embodiment, the number of the clamping grooves is multiple, and the plurality of clamping grooves are arranged at intervals along the circumferential direction of the connecting joint.

In one embodiment, on a projection plane perpendicular to an axis of the mounting hole, an outer contour of a projection of the mounting hole includes at least one straight line segment, and a portion of the fixing member located at the straight line segment is clamped into the clamping groove.

In one embodiment, one side of the mounting hole has an opening through which the connection fitting enters the mounting hole.

In one embodiment, the fixing member includes a main body having the mounting hole, and a blocking member openably and closably provided at the opening.

In one embodiment, the connection terminal is clamped to the blocking element.

Another embodiment of the present application provides an electrical apparatus, including the above-mentioned joint connection structure.

The embodiment of the application provides a joint connection structure and electrical equipment, joint connection structure is located the position card of installation Kong Zhouce through attach fitting and mounting and comes in order to carry out axial spacing and radial spacing to the attach fitting, from this, can prevent attach fitting along axial displacement and rotatory for the mounting to, need not set up structures such as flange on attach fitting's lateral wall, just can fixed connection joint. The joint connecting structure can reduce the material usage amount of the joint, can also save fasteners such as screws, and can improve the installation efficiency while reducing the production cost.

Drawings

Fig. 1 is a schematic structural view of a joint connection structure according to an embodiment of the present application;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view showing a connection relationship between the joint connection structure shown in FIG. 1 and a connection pipe;

FIG. 4 is a schematic view of the connection joint shown in FIG. 1;

FIG. 5 is a front view of the connection joint shown in FIG. 4;

FIG. 6 is a top view of FIG. 5;

FIG. 7 is a schematic structural view of the body shown in FIG. 1;

FIG. 8 is a schematic structural view of a joint connection structure according to another embodiment of the present application;

FIG. 9 is an exploded view of FIG. 8;

FIG. 10 is a schematic view of the connection joint shown in FIG. 8;

fig. 11 is a schematic structural view of a connection joint according to yet another embodiment of the present application.

Description of the reference numerals

A fixing member 10; mounting holes 10a; an opening 10b; a main body 11; a barrier 12; a connection joint 20; a card slot 20a; the boss 20b; a flat surface 20c; the pipe 30 is connected.

Detailed Description

In the description of the embodiments of the present application, it should be noted that the terms "axial" and the like refer to orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, wherein "radial" refers to a direction perpendicular to the "axial" direction shown in fig. 1, and these orientation terms are only used for convenience of description and simplification of the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present application.

Referring to fig. 1 and 2, a joint connecting structure is provided according to an embodiment of the present application, and includes a fixing member 10 and a connecting joint 20.

The fixing member 10 has a mounting hole 10a. The connection joint 20 is inserted into the mounting hole 10a, and the connection joint 20 is clamped with the part of the fixing member 10 on the peripheral side of the mounting hole 10a to axially and radially limit the connection joint 20.

Another embodiment of the present application provides an electrical apparatus including the joint connection structure according to any one of the embodiments of the present application.

Specifically, the type of the electric appliance is not limited, and the electric appliance may be, for example, an air conditioner, a refrigerator, or the like.

The fixing member 10 is a member that is disposed in the electrical equipment and can fix the connection terminal 20, and the type of the fixing member 10 can be adjusted according to the type of the electrical equipment, for example, the fixing member 10 can be a separate fixing plate disposed in the electrical equipment, or can be a component or a device that is engaged with the connection terminal 20.

The connection joint 20 mainly serves as a connection, and for example, referring to fig. 3, the connection joint 20 may be connected with a connection pipe 30 of an electrical appliance. In some embodiments, the connector 20 may also be connected to other components of the electrical device.

The end of the connection joint 20 may be provided with a thread structure, such as an internal thread or an external thread, and according to requirements, the thread structure may be provided only at one end of the connection joint 20, or may be provided at two opposite ends of the connection joint 20 along the extending direction.

Axially restraining the connector 20 means preventing the connector 20 from moving axially and radially restraining the connector 20 means preventing the connector 20 from rotating relative to the fixture 10.

That is, the joint connection structure according to the embodiment of the present application is configured to axially and radially restrain the connection joint 20 by engaging the connection joint 20 with the portion of the fixing member 10 on the circumferential side of the mounting hole 10a, whereby the connection joint 20 can be prevented from moving in the axial direction and rotating with respect to the fixing member 10, and the connection joint 20 can be fixed without providing a flange or the like on the side wall of the connection joint 20. The joint connecting structure can reduce the material usage amount of the connecting joint 20, can also save fasteners such as screws and the like, and can improve the installation efficiency while reducing the production cost.

In addition, in the related art, for the connection joint provided with the flange, when the connection joint needs to be connected with a connection pipeline with a certain bending angle, a tool fixture needs to be used to ensure the connection angle between the flange and the connection pipeline, and a certain misassembly risk exists in the installation mode.

And the joint connection structure of the embodiment of the application does not need to consider the connection angle between the flange and the connecting pipeline 30, so that the misassembly risk can be reduced, and the installation accuracy and success rate can be improved.

In order to facilitate the connection terminal 20 to be inserted into the installation hole 10a, in an embodiment, referring to fig. 1, fig. 2 and fig. 7, an opening 10b may be disposed at one side of the installation hole 10a, and the connection terminal 20 enters the installation hole 10a through the opening 10b.

Specifically, when the connection joint 20 is installed, the part of the connection joint 20, which is clamped with the fixing member 10, can be pushed into the installation hole 10a from the opening 10b, and then the connection joint 20 and the part of the fixing member 10, which is located on the peripheral side of the installation hole 10a, are clamped, so that the assembling process is simple and convenient.

In addition, referring to fig. 1 and 2, the fixing member 10 may include a main body 11 and a blocking member 12, a mounting hole 10a having an opening 10b is provided on the main body 11, and the blocking member 12 is openably and closably provided at the opening 10b, that is, the blocking member 12 may open or close the opening 10b.

The blocking member 12 may be detachably connected to the main body 11, for example, the blocking member 12 may be fastened to the main body 11 by a fastener such as a screw or a bolt, or may be connected by clipping or plugging. The blocking member 12 may be rotatably and slidably movably coupled to the main body 11.

When the connector 20 is installed, the blocking member 12 opens the opening 10b, and after the connector 20 enters the installation hole 10a, the blocking member 12 closes the opening 10b, thereby preventing the connector 20 from being removed from the opening 10b.

In some embodiments, the blocking member 12 may not be provided, or the mounting hole 10a may not be provided with the opening 10b, for example, the outer shape of the mounting hole 10a may be slightly larger than the connecting tab 20, and after one end of the connecting tab 20 directly passes through the mounting hole 10a, the connecting tab 20 and the fixing member 10 are clamped at a portion of the mounting hole 10a on the periphery side.

For example, referring to fig. 1, 2, 4 to 6, in an embodiment, a portion of the side wall of the connection terminal 20 may be recessed to form a slot 20a, and a portion of the fixing member 10 located on the peripheral side of the mounting hole 10a is inserted into the slot 20a.

The number of the card slots 20a may be one as shown in fig. 4, or may be plural as shown in fig. 8 to 11, where the plural number may be two, or may be more than two, and when the number of the card slots 20a is plural, the plural card slots 20a are arranged at intervals along the circumferential direction of the connection joint 20.

Referring to fig. 4, 5 and 7, the depth H of the locking groove 20a is generally smaller than the wall thickness t1 of the connector 20, i.e., the locking groove 20a is generally not in communication with the space inside the connector 20.

More preferably, the difference between the wall thickness t1 of the connection nipple 20 and the depth H of the clamping groove 20a may be greater than or equal to 1mm, i.e., t1-H ≧ 1mm.

To improve the clamping effect, please refer to fig. 6, the length L of the clamping slot 20a can be as long as possible.

Similarly, referring to fig. 7, the thickness t2 of the portion of the fixing element 10 inserted into the slot 20a may be increased as much as possible while ensuring that the portion of the fixing element 10 located on the circumferential side of the mounting hole 10a can be inserted into the slot 20a.

Further, referring to fig. 8 and 9, for the connector connection structure provided with the blocking member 12, the connection connector 20 may also be engaged with the blocking member 12, thereby further improving the reliability of the installation of the connection connector 20.

In an embodiment, referring to fig. 7, on a projection plane perpendicular to an axis of the mounting hole 10a, a projected outer contour of the mounting hole 10a includes at least one straight line segment, that is, the projected outer contour of the mounting hole 10a may be a combination of a plurality of straight line segments, such as a polygon, or a combination of a straight line segment and an arc line segment, such as a semicircle, or in short, the mounting hole 10a may not be a circle, an ellipse, or the like.

With continued reference to fig. 1 and 2, the portion of the fixing member 10 located at the straight section is engaged with the engaging groove 20a.

Specifically, when the outer contour of the projection of the mounting hole 10a has only one straight line segment, the portion of the fixing element 10 located at the straight line segment is clamped into the corresponding clamping groove 20a, and when the outer contour of the projection of the mounting hole 10a has a plurality of straight line segments and the connecting joint 20 is also provided with a plurality of clamping grooves 20a, the portion of the fixing element 10 corresponding to each straight line segment may be respectively clamped into the corresponding clamping groove 20a, or the portion of the fixing element 10 corresponding to a part of the straight line segments may be respectively clamped into the corresponding clamping groove 20a, that is, the portion of the fixing element 10 corresponding to another part of the straight line segments may not be clamped with the clamping groove 20a.

The cross-sectional shape of the connection tab 20 may be the same as or different from the shape of the mounting hole 10a.

For example, referring to fig. 8 and 9, in fig. 8 and 9, the shape of the mounting hole 10a in fig. 8 and 9 is rectangular, that is, on a projection plane perpendicular to the axis of the mounting hole 10a, the outer contour of the projection of the mounting hole 10a has four straight line segments, four locking grooves 20a are provided on the connection joint 20, and the portions of the fixing element 10 corresponding to each straight line segment are respectively locked into the corresponding locking grooves 20a.

In some embodiments, the number of the slots 20a may also be less than four, for example, the number of the slots 20a may be two, and accordingly, the fixing element 10 and the portions corresponding to two of the straight line segments are respectively snapped into the corresponding slots 20a.

The shape of the mounting hole 10a is set to be a structure that the projected outer contour of the mounting hole 10a includes at least one straight line segment on the projection plane perpendicular to the axis of the mounting hole 10a, and meanwhile, the part of the fixing member 10 located at the straight line segment is clamped into the clamping groove 20a, so that as many regions on the fixing member 10 as possible can be clamped into the clamping groove 20a, and therefore, the clamping effect can be further improved.

It should be noted that the locking groove 20a is not limited to be formed by a portion of the side wall of the connection terminal 20 being recessed, for example, referring to fig. 11, a portion of the side wall of the connection terminal 20 may be protruded to form a protruding portion 20b having the locking groove 20a, that is, an outward protruding portion 20b may be provided on the side wall of the connection terminal 20, a locking groove 20a may be provided on the protruding portion 20b, and a portion of the fixing element 10 located on the peripheral side of the mounting hole 10a may be locked in the locking groove 20a provided on the protruding portion 20 b.

In order to improve the locking effect, the depth of the locking groove 20a can be increased as much as possible without affecting the structure of the connector 20 for the locking groove 20a provided on the protrusion 20 b.

Further, referring to fig. 11, at least a portion of the side wall of the protruding portion 20b may be a plane 20c, that is, all the side walls of the protruding portion 20b may be the plane 20c, or a portion of the side wall may be the plane 20c, for example, the side wall of the protruding portion 20b may be a combination of the plane 20c and an arc surface.

Referring to fig. 11, a portion of the plane 20c may be recessed to form the slot 20a, and the depth of the slot 20a may be the same, so as to improve the locking effect.

In some embodiments, when the mounting hole 10a has a sufficient depth, which is equivalent to the thickness of the fixing element 10 being thicker, a clamping groove 20a may be provided on the side wall of the fixing element 10 on the periphery of the mounting hole 10a, and a clamping block may be provided on the side wall of the connection joint 20, and the clamping block is clamped into the clamping groove 20a.

In the description of the present application, reference to the description of the terms "an embodiment," "in some embodiments," "other embodiments," or "exemplary" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present application. In this application, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of different embodiments or examples described herein may be combined by one skilled in the art without contradiction.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application are included in the protection scope of the present application.

Claims

1. A joint connection structure characterized by comprising:

a fixing member having a mounting hole;

the connecting joint penetrates through the mounting hole, and is clamped with the part where the fixing piece is located for mounting Kong Zhouce so as to be axially limited and radially limited.

2. The joint connecting structure according to claim 1, wherein a part of the side wall of the connecting joint is recessed to form a clamping groove, and the fixing piece is clamped into the clamping groove at a position of the installation Kong Zhouce.

3. The joint connecting structure according to claim 1, wherein a part of the side wall of the connecting joint protrudes to form a protruding portion with a clamping groove, and the fixing member is clamped into the clamping groove at a position of the mounting portion Kong Zhouce.

4. The joint connection structure according to claim 3, wherein at least a part of the side wall of the protrusion is a flat surface, and a part of the flat surface is recessed to form the catching groove.

5. The joint connection structure according to any one of claims 2 to 4, wherein the number of the catching grooves is plural, and the plural catching grooves are provided at intervals in a circumferential direction of the connection joint.

6. The joint connection structure according to any one of claims 2 to 4, wherein, on a projection plane perpendicular to the axis of the mounting hole, the projected outer contour of the mounting hole includes at least one straight line segment, and a portion of the fixing member located at the straight line segment is snapped into the snap groove.

7. The joint connection structure according to claim 1, wherein one side of the mounting hole has an opening through which the connection joint enters the mounting hole.

8. The joint connection structure according to claim 7, wherein the fixing member includes a main body having the mounting hole and a blocking member openably and closably provided at the opening.

9. The connector connection structure of claim 8, wherein the connection connector is snap-fitted to the stopper.

10. An electric appliance characterized by comprising the joint connection structure of any one of claims 1 to 9.