CN215819104U

CN215819104U - Simple and easy mounting structure of household electrical appliances PCB board

Info

Publication number: CN215819104U
Application number: CN202121764536.2U
Authority: CN
Inventors: 王帅; 高艳君; 贺红菊; 张华明; 鲁洲; 李思文; 王元林
Original assignee: Zhongshan Donlim Weili Electrical Equipment Co Ltd
Current assignee: Zhongshan Donlim Weili Electrical Equipment Co Ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-11
Anticipated expiration: 2031-07-30

Abstract

The utility model relates to the technical field of household appliances, and discloses a simple installation structure of a household appliance PCB (printed circuit board), which is used for quickly assembling the PCB of the household appliance and an installation base. The simple installation structure of the household appliance PCB is reasonable in design and simple in assembly, the PCB can be quickly assembled and connected with the installation base in a clamping mode, the assembly coordination is good, and the installation structure is stable and reliable; and simple and easy mounting structure easily processes, need not complicated spare part, and the assembly process does not relate to the screw fastening, and PCB board and mounting base are along vertical one-way assembly, and easy operation is convenient, and labour saving and time saving is favorable to improving household electrical appliances production and assembly efficiency, save material and cost of labor.

Description

Simple and easy mounting structure of household electrical appliances PCB board

Technical Field

The utility model relates to the technical field of household appliances, in particular to a simple installation structure of a household appliance PCB.

Background

Printed Circuit Boards (PCB) are one of the important components in electronic and electrical equipment, and are widely used in various industries and play a critical role in various electronic and electrical equipment.

With the improvement of science and technology and living standard, household appliances tend to develop in an intelligent manner, and as more and more functions need to be realized, more electronic elements are carried by a PCB (printed circuit board) arranged inside the household appliances, and accordingly, the size or the volume of the household appliances is larger. In order to firmly install the PCB, the PCB of the existing household appliance is usually fastened by a plurality of screws, so that the assembly is troublesome, the efficiency is reduced, the labor cost is increased, a plurality of screw holes are required to be preset on the PCB, the working procedures are increased, the circuit arrangement is influenced, and the structure of the PCB is damaged.

Therefore, it is necessary to provide a simple installation structure of a PCB of a home appliance to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The simple installation structure of the household appliance PCB provided by the utility model is mainly used for solving the problems that the conventional household appliance PCB is usually fastened by a plurality of screws, the assembly is troublesome, the efficiency is low, and the arrangement of a circuit is influenced as a plurality of screw holes are preset on the PCB.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

the utility model provides a simple and easy mounting structure of household electrical appliances PCB board for the assembly connection between household electrical appliances' PCB board and the mounting base, simple and easy mounting structure of household electrical appliances PCB board including set up in the joint interface of PCB board lateral part with set up in pothook on the mounting base, the PCB board with the mounting base passes through fixed connection is realized to the mutual block of joint interface and pothook.

Further, the bilateral symmetry of PCB board is provided with convex wedge latch, the root terminal surface of wedge latch with the side of PCB board is connected and is formed the joint mouth can ensure behind pothook embedding joint mouth, the wedge latch plays backstop limiting displacement, realizes reliable block and connects.

Furthermore, wedge latch lateral part has the first assembly spigot surface of slope, the lateral part of pothook is provided with the second assembly spigot surface of slope, like this, will along vertical PCB board with when the mounting base assembles, first assembly spigot surface and second assembly spigot surface contact each other and sliding fit, it is right the pothook is connected with the block of joint mouth and is played level and smooth, accurate guide effect.

Further, the root terminal surface of wedge latch is the plane, and with the perpendicular butt joint of side of PCB board, thereby makes the joint mouth is the right angle shape, and the processing of being convenient for, and can increase block connection area, the assembly is firm reliable.

Furthermore, the connection surface of the clamping hook and the clamping interface is in a plane shape, so that the assembly coordination of the clamping hook and the clamping interface is improved, the butt joint is tight, and the reliability is good.

Further, symmetry and interval are provided with two spliced poles on the mounting base, the spliced pole for the mounting base is perpendicular and the protrusion sets up, the pothook set up in the top of spliced pole, during the installation, be favorable to the quick location butt joint in advance of PCB board and mounting base, then promote the one-way rapid Assembly of realization, convenient laborsaving along vertical relative with the two.

Further, the side of joint interface is along vertical spacing cardboard that is provided with, the spliced pole lateral part be provided with the spacing groove that spacing cardboard corresponds, through spacing cardboard inserts the spacing groove can be right the PCB board is spacing in four directions in the front, back, left and right, improves the assembly steadiness, prevents not hard up in the use and drops.

Furthermore, the lateral part protrusion of spliced pole is provided with the extension board, the spacing groove is seted up in on the extension board.

Furthermore, the lateral wall of the top opening of the limiting groove is provided with a third inclined assembly guide surface, and when the limiting clamping plate is in butt joint with the limiting groove and inserted in an embedded mode, the third assembly guide surface can play a smooth and accurate guide role, and assembly efficiency is improved.

Furthermore, the transverse width of the inner part of the limiting groove is the same as the thickness of the limiting clamping plate, and the connection tightness and reliability can be improved by ensuring the size precision of the parts.

Compared with the prior art, the technical scheme of the utility model has the beneficial effects that:

1. the simple installation structure of the household appliance PCB is reasonable in design and simple in assembly, the PCB and the installation base can be quickly assembled through the mutual clamping connection of the clamping interface arranged at the side part of the PCB and the clamping hook arranged on the installation base, and the simple installation structure is good in assembly compatibility, stable and reliable;

2. the simple installation structure of the household appliance PCB is easy to process, does not need complex parts, does not relate to screw fastening in the assembly process, is simple and convenient to operate, saves time and labor, is beneficial to improving the production and assembly efficiency of household appliances and saving materials and labor cost, and is assembled with the installation base along the vertical direction in a one-way manner.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of a PCB and mounting base of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a diagram illustrating an assembly effect of the PCB board and the mounting base according to the present invention.

In the figure: 1-PCB, 11-card interface, 111-limiting card board, 12-wedge-shaped card tooth, 121-first assembly guide surface, 2-installation base, 21-clamping hook, 211-second assembly guide surface, 22-connecting column, 23-limiting groove, 231-third assembly guide surface and 24-extension board.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for better illustration of the present embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The description of "first", "second", etc. referred to in the embodiments of the present invention is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated, whereby the features defined as "first", "second", etc. may explicitly or implicitly include at least one such feature.

Meanwhile, the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, so to speak, as communicating between the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In order to more clearly understand the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings, but the embodiments of the present invention are not limited thereto.

The implementation mode is as follows:

as shown in fig. 1-3, a simple and easy mounting structure of household electrical appliances PCB for the assembly connection between household electrical appliances' PCB 1 and mounting base 2, simple and easy mounting structure of household electrical appliances PCB 1 is including setting up in the joint interface 11 of 1 lateral part of PCB and setting up the pothook 21 on mounting base 2, and fixed connection is realized through the mutual block of joint interface 11 and pothook 21 to PCB 1 and mounting base 2.

The bilateral symmetry of PCB board 1 is provided with convex wedge latch 12, and the root terminal surface of wedge latch 12 is connected with the side of PCB board 1 and is formed joint interface 11, can ensure pothook 21 embedding joint interface 11 back, and wedge latch 12 can play backstop limiting displacement to pothook 21, realizes reliable block and connects.

Wedge-shaped latch 12 lateral part has the first assembly spigot surface 121 of slope, and the lateral part of pothook 21 is provided with the second assembly spigot surface 211 of slope, like this, when vertically assembling PCB board 1 with mounting base 2 along, first assembly spigot surface 121 and second assembly spigot surface 211 contact each other and sliding fit, to pothook 21 and the block connection of joint interface 11 play level and smooth, accurate guide effect.

The root terminal surface of wedge latch 12 is the plane to with the perpendicular butt joint of the side of PCB board 1, thereby make joint interface 11 be the right angle shape, the processing of being convenient for, and can increase block connection area, the assembly is firm reliable.

The connection surface of the hook 21 and the clamping interface 11 is a plane shape, which is beneficial to improving the assembly coordination of the hook and the clamping interface, and has tight butt joint and good reliability.

The symmetry and interval are provided with two spliced poles 22 on the mounting base 2, and spliced pole 22 sets up for mounting base 2 is perpendicular and protrusion, and pothook 21 sets up in spliced pole 22's top, during the installation, is favorable to the quick location butt joint in advance of PCB board 1 and mounting base 2, then promotes the one-way quick assembly of realization, convenient laborsaving along vertical relative with the two.

The side of joint interface 11 is provided with spacing cardboard 111 along vertical, and spliced pole 22 lateral part is provided with the spacing groove 23 that corresponds with spacing cardboard 111, inserts through spacing cardboard 111 spacing groove 23 can carry on spacingly in four directions in the front, back, left and right to PCB board 1, improves the assembly steadiness, prevents not hard up in the use and drops.

The lateral part of the connecting column 22 is provided with an extending plate 24 in a protruding way, and the limiting groove 23 is arranged on the extending plate 24.

The top end opening part lateral wall of spacing groove 23 is provided with the third assembly spigot surface 231 of slope, and when spacing cardboard 111 and spacing groove 23 butt joint were inserted, third assembly spigot surface 231 can play level and smooth, accurate guide effect, improves assembly efficiency.

The inner lateral width of the stopper groove 23 is the same as the thickness of the stopper catching plate 111, and the tightness of connection can be improved by ensuring the dimensional accuracy of the parts.

In the drawings, the positional relationship is described for illustrative purposes only and is not to be construed as limiting the present patent; it should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a simple and easy mounting structure of household electrical appliances PCB board for the assembly connection between household electrical appliances' PCB board and the mounting base, its characterized in that, simple and easy mounting structure of household electrical appliances PCB board including set up in the joint interface of PCB board lateral part with set up in pothook on the mounting base, the PCB board with the mounting base passes through fixed connection is realized to the mutual block of joint interface and pothook.

2. The simple installation structure of a household appliance PCB as recited in claim 1, wherein two sides of the PCB are symmetrically provided with protruding wedge-shaped latches, and the end surfaces of the root portions of the wedge-shaped latches are connected with the side surfaces of the PCB to form the latch interface.

3. The easy-to-mount structure of a PCB panel for home appliances of claim 2, wherein the side of the wedge-shaped latch has an inclined first assembly guide surface, and the side of the hook has an inclined second assembly guide surface.

4. The simple installation structure of a household appliance PCB as claimed in claim 3, wherein the end surface of the root of the wedge-shaped latch is a plane and is vertically butted with the side surface of the PCB, so that the latch interface is in a right-angle shape.

5. The simple installation structure of a PCB of a home appliance of claim 4, wherein the connection surface of the hook and the card interface is a planar shape.

6. The simple installation structure of a household appliance PCB as claimed in any one of claims 1 to 5, wherein the installation base is symmetrically provided with two connection columns at intervals, the connection columns are perpendicular and convexly arranged relative to the installation base, and the hooks are arranged at the top ends of the connection columns.

7. The simple installation structure of a PCB of a household electrical appliance according to claim 6, wherein a limit clamping plate is vertically arranged on the side edge of the clamping interface, and a limit groove corresponding to the limit clamping plate is arranged on the side part of the connecting column.

8. The simple installation structure of a PCB of a home appliance according to claim 7, wherein an extension plate is protruded from a side of the connection post, and the limit groove is opened on the extension plate.

9. The simple installation structure of a PCB of a home appliance according to claim 8, wherein a third inclined assembly guide surface is provided on a side wall of the top opening of the position-limiting groove.

10. The easy installation structure of a PCB panel for home appliances of claim 9, wherein the inner lateral width of the position-limiting groove is the same as the thickness of the position-limiting clamping plate.