CN209861389U - Circuit board support, circuit board subassembly and household electrical appliances - Google Patents
Circuit board support, circuit board subassembly and household electrical appliances Download PDFInfo
- Publication number
- CN209861389U CN209861389U CN201920272999.3U CN201920272999U CN209861389U CN 209861389 U CN209861389 U CN 209861389U CN 201920272999 U CN201920272999 U CN 201920272999U CN 209861389 U CN209861389 U CN 209861389U
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- circuit board
- side wall
- buckle
- movable
- movable buckle
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Abstract
The application discloses a circuit board support, a circuit board assembly and household electrical appliances, wherein the circuit board support comprises a side wall, a movable buckle is arranged on the side wall, and a buckle position hole opposite to the movable buckle is formed; the movable buckle is connected to the outer side of the side wall and can be clamped in the buckle position hole, and part of the movable buckle extends into the inner side of the side wall from the buckle position hole; the supporting part is connected to the side wall and is positioned on the inner side of the side wall. This application circuit board support can realize the convenient installation of circuit board.
Description
Technical Field
The application relates to the field of circuit board fixing structures, in particular to a circuit board support, a circuit board assembly and household electrical appliances.
Background
Generally, circuit boards in electrical appliances are all fixedly arranged on corresponding circuit board supports, and at present, the circuit boards are all fixed on the supports through screws, and the circuit boards in the fixing mode are inconvenient to install.
SUMMERY OF THE UTILITY MODEL
The application provides a circuit board support, circuit board subassembly and tame electric installation to solve the complicated problem of circuit board dismouting among the prior art.
In order to solve the technical problem, the application provides a circuit board support, which comprises a side wall, wherein a movable buckle is arranged on the side wall, and a buckle position hole opposite to the movable buckle is formed on the side wall; the movable buckle is connected to the outer side of the side wall and can be clamped in the buckle position hole, and part of the movable buckle extends into the inner side of the side wall from the buckle position hole; the supporting part is connected to the side wall and is positioned on the inner side of the side wall.
The movable buckle comprises a main body part, a connecting part and a clamping head part, wherein the connecting part and the clamping head part are respectively connected to two ends of the main body part; the main body part is connected to the side wall through a connecting part; when the opposite side walls of the movable buckle are in the first state, the clamping head part is clamped in the buckling position hole and is positioned on the inner side of the side walls.
Wherein, the head part is in the shape of a barb.
The clamping head part comprises a side face forming a barb shape, the hole wall of the buckling position hole comprises a guide face matched with the side face, and the guide face is used for guiding the clamping head part into the buckling position hole.
Wherein, the side wall is further provided with a fixing buckle which is positioned at the inner side of the side wall; the fixed buckle and the movable buckle are respectively arranged on the two opposite side walls.
Wherein, the supporting part includes the direction muscle, and the direction muscle is located the inboard of same lateral wall with the fixed knot.
Wherein, be provided with spacing muscle on the lateral wall, be located the inboard of lateral wall.
The circuit board support comprises two opposite side walls, two ends of one side wall are respectively provided with one fixing buckle, the number of the movable buckles is one, the movable buckles are arranged on the other side wall, and the distance between the buckling holes and the center of the side wall where the buckling holes are located is smaller than the distance between the buckling holes and the end of the side wall where the buckling holes are located.
In order to solve the technical problem, the present application provides a circuit board assembly, which includes a circuit board and the above circuit board bracket, wherein the circuit board is mounted on the supporting portion, and the movable buckle is located at the inner side of the side wall and used for fixing the circuit board.
In order to solve the technical problem, the application provides a household electrical appliance, which comprises the circuit board assembly.
The side wall of the circuit board bracket is provided with a movable buckle, and a buckle position hole opposite to the movable buckle is formed; the movable buckle is connected to the outer side of the side wall and can be clamped in the buckling position hole, and part of the movable buckle extends into the inner side of the side wall from the buckling position hole; the circuit board can be installed on the supporting part on the inner side of the side wall through the movable buckle, and convenient installation of the circuit board is achieved. This application circuit board support adopts the design that the activity was buckled for the installation of circuit board is more convenient.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of a circuit board carrier according to the present application;
FIG. 2 is a schematic view of the structure of a circuit board mounted in the circuit board carrier of FIG. 1;
FIG. 3 is a schematic structural view of the circuit board bracket of FIG. 1 after mounting a circuit board;
FIG. 4 is a schematic view of the removable clasp of the circuit board bracket of FIG. 1 after assembly;
FIG. 5 is a schematic view of the removable clasp of FIG. 1 shown unassembled;
FIG. 6 is an enlarged view of portion A of FIG. 5;
fig. 7 is a schematic structural diagram of an embodiment of a circuit board assembly according to the present application.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following describes a control chip of a home appliance and a home appliance provided in the present application in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1-3, fig. 1 is a schematic structural diagram of an embodiment of a circuit board support according to the present application, fig. 2 is a schematic structural diagram of a circuit board mounted in the circuit board support shown in fig. 1, and fig. 3 is a schematic structural diagram of the circuit board support shown in fig. 1 after the circuit board is mounted. The circuit board support 100 of the present embodiment is used for fixedly mounting the circuit board 200, and includes a side wall 11 and a support portion 12.
In this embodiment, the entire circuit board support 100 is a hollow structure, and the supporting portion 12 is specifically connected to the sidewall 11, and specifically can be connected to the bottom of the sidewall 11 to form a table for supporting the circuit board 200. The supporting portion 12 is located inside the side wall 11, i.e. the circuit board 200 is also located inside the side wall 11.
The side wall 11 may also be used to fix the circuit board 200, and further, may form a shape corresponding to the circuit board 200 to limit the circuit board 200. The side wall 11 is provided with a movable buckle 13, and a buckle position hole 14 opposite to the movable buckle 13 is formed. The movable buckle 13 is connected to the outer side of the side wall 11, can move relative to the side wall 11, can be clamped in the buckle position hole 14, and partially extends into the inner side of the side wall from the buckle position hole 14, so that the circuit board is assembled.
After the circuit board is assembled, the movable buckle 13 is located at the first position relative to the side wall 11, as shown in fig. 4, and fig. 4 is a structural schematic diagram of the movable buckle after the circuit board bracket shown in fig. 1 is assembled. The movable buckle 13 is clamped in the buckle position hole 14, and part of the movable buckle is positioned at the inner side of the side wall 11; when the circuit board 200 is mounted on the circuit board support 100, the movable buckle 13 located inside the side wall 11 can fix the circuit board 200 on the supporting portion 12.
When the circuit board is not yet assembled, the movable buckle 13 is in the second position relative to the side wall 11, as shown in fig. 5, and fig. 5 is a structural schematic diagram of the movable buckle when the circuit board bracket shown in fig. 1 is not assembled. The movable buckle 13 is separated from the buckle position hole 14 and is positioned at the outer side of the side wall 11; at this time, the movable button 13 does not generate a force on the circuit board 200 mounted inside the side wall 11.
Referring to fig. 6, fig. 6 is an enlarged view of a portion a in fig. 5, and the movable buckle 13 includes a main body portion 131, a connecting portion 132, and a retaining portion 133. The connecting portion 132 is connected to one end of the main body portion 131, the main body portion 131 is connected to the side wall 11 through the connecting portion 132, and the movable buckle 13 can move based on the connecting portion 132, so as to move from the second position to the first position, thereby realizing the assembly of the circuit board.
The connecting portion 132 may be an assembly structure including two connected components, and the rotation may enable the movable buckle 13 to move from the second position to the first position. In this case, the movable buckle 13 is a separate component attached to the side wall 11. The connecting portion 132 may also be a bendable elastic portion, which can be bent to the first position under the action of an external force and then restored to the second position under the action of its own elastic force. In this case, the movable button 132 may be integrally formed with the sidewall 11 and made of an elastic material.
The head portion 133 is connected to the other end of the main body portion 131, and when the movable buckle 132 is located at the first position relative to the side wall 11, the head portion 133 is clamped in the buckle position hole 14 and located inside the side wall 11.
Specifically, the card head portion 133 is formed in a barb shape to be caught in the catching hole 14, and includes a side surface 1331 forming the barb shape, and a corresponding guide surface 141 for guiding the card head portion 133 into the catching hole 14 is formed on a hole wall of the catching hole 14 to be engaged with the side wall 1331. That is, when the movable buckle 132 moves from the second position to the first position, the side 1331 of the clamping head 133 is attached to the guide surface 141, and the clamping head 133 is clamped into the buckle position hole 14 along the guide surface 141.
In order to fix the circuit board 200 on the supporting portion 12, generally, multi-point fixing is adopted to be more stable, in this embodiment, a plurality of movable buckles 13 may be disposed on the side wall 11, and the disposing manner of each movable buckle 13 is the same, and details are not described again.
In this embodiment, a fixing buckle 15 may be further disposed on the sidewall 11, and the fixing buckle 15 is disposed on the inner side of the sidewall 11; the circuit board 200 is fixed on the supporting portion 12 through the fixing buckle 15 and the movable buckle 13.
The circuit board support 100 of the present embodiment can be used for circuit boards 200 with various shapes, and the corresponding side wall 11 forms the shape corresponding to the circuit board 200, for example, for a circular circuit board, the support 100 includes a circular side wall 11; for a square circuit board, the bracket comprises four side walls 11; for the opposite circuit board, the support may then comprise a plurality of side walls 11.
For the case of a plurality of side walls 11, the fixed buckle 15 and the movable buckle 13 are respectively disposed on two opposite side walls 11 in this embodiment, and the fixed buckle 15 may be disposed in a plurality of numbers, in this embodiment, two movable buckles 13 are disposed, and the fixed buckle 15 and the movable buckle 13 form a triangle point fixation.
Specifically, two fixing buckles 15 are respectively arranged at two end corners of the side wall 11. The movable buckle 13 is arranged on the opposite side wall, and the distance between the buckle position hole 14 and the center of the side wall is smaller than the distance between the buckle position hole and the end of the side wall. Namely, only one movable buckle 13 and two fixed buckles 15 are needed to form a stable triangle, and stable fixed installation is realized.
When the circuit board 200 is fixedly installed, the circuit board 200 is first placed from one side of the fixing fastener 15, clamped between the fixing fastener 15 and the supporting portion 12, so that the circuit board 200 is placed on the supporting portion 12, and then the movable fastener 13 is placed at the first position, so that the movable fastener 13 fixes the circuit board 200 from the opposite side, so that the circuit board 200 is located between the movable fastener 13 and the supporting portion 12.
In the fixing and mounting process, the circuit board 200 needs to be put in from one side of the fixing buckle 15, so that the supporting part 12 is further provided with a guide rib 121, and the guide rib 121 and the fixing buckle 15 are positioned on the inner side of the same side wall 11.
When the circuit board 200 is disassembled, the movable buckle 13 is placed at the second position, so that the circuit board 200 can be taken out from the side of the movable buckle 13 without acting force on the circuit board 200 by the movable buckle 13.
In addition, the side walls 11 are further provided with limiting ribs 111 which are located on the inner sides of the side walls 11 and used for limiting the circuit board 200, each side wall 11 can be provided with the limiting ribs 111, a plurality of limiting ribs 111 can be correspondingly arranged on the longer side walls 11, and further, the limiting ribs 111 can be evenly distributed.
The limiting of the circuit board 200 in multiple directions is realized through the limiting ribs 111, the fixing buckles 15 and the movable buckles 13.
In the circuit board support, the movable buckle and the buckle position hole are arranged on the side wall, so that the circuit board can be fixedly arranged on the supporting part when the movable buckle is clamped in the buckle position hole; when the movable buckle is separated from the buckle position hole, the circuit board can be disassembled; make the dismouting that the circuit board can be convenient.
Referring to fig. 7, fig. 7 is a schematic structural diagram of an embodiment of a circuit board assembly according to the present application. The wiring board assembly 300 of the present embodiment includes a wiring board holder 31 and a wiring board 31.
The circuit board support 31 is similar to the structure of the circuit board support 100 of the above embodiment, and includes a support portion (not shown), a side wall 312 and a movable buckle 313 arranged on the side wall 312, and the detailed structure is not repeated. The circuit board 31 is fixedly mounted on the supporting portion through the movable buckle 313, so that convenient mounting can be realized.
The circuit board assembly can be used for household appliances, so the application also provides the household appliances comprising the circuit board assembly, and the household appliances can be electric cookers, electric pressure cookers and the like.
The above description is only for the purpose of illustrating embodiments of the present application and is not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application or are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.
Claims (10)
1. A circuit board support, comprising:
the side wall is provided with a movable buckle and a buckle position hole opposite to the movable buckle;
the movable buckle is connected to the outer side of the side wall, the movable buckle can be clamped in the buckle position hole, and a part of the movable buckle extends into the inner side of the side wall from the buckle position hole;
and the supporting part is connected with the side wall and is positioned on the inner side of the side wall.
2. The circuit board support according to claim 1, wherein the movable buckle comprises a main body portion, a connecting portion and a clamping portion respectively connected to two ends of the main body portion;
the main body part is connected to the side wall through the connecting part; the clamping head part is clamped in the buckling hole and is positioned on the inner side of the side wall.
3. A cord plate carrier according to claim 2, wherein said clamping head portion is barb-shaped.
4. A circuit board support according to claim 3, wherein the card head portion includes side surfaces forming said barb shape, and the wall of the retention hole includes a guide surface for engaging said side surfaces, said guide surface being adapted to guide the card head portion into the retention hole.
5. The circuit board support according to claim 1, wherein the side wall is further provided with a fixing buckle located at an inner side of the side wall, and the fixing buckle and the movable buckle are respectively arranged on two opposite side walls.
6. The wiring board support according to claim 5, wherein the support portion includes a guide rib, the guide rib and the retaining buckle being located on an inner side of the same side wall.
7. The circuit board support according to claim 1, wherein the side wall is provided with a limiting rib at the inner side of the side wall.
8. The circuit board support according to claim 1, wherein the circuit board support comprises two opposite side walls, two ends of one side wall are respectively provided with a fixing buckle, the number of the movable buckles is one, the movable buckle is arranged on the other side wall, and the distance between the buckling hole and the center of the side wall where the buckling hole is located is smaller than the distance between the buckling hole and the end of the side wall where the buckling hole is located.
9. A circuit board assembly comprising a circuit board and a circuit board support according to any one of claims 1 to 8, wherein the circuit board is mounted on the support portion, and the portion of the movable fastener located inside the side wall is used for fixing the circuit board.
10. A household appliance comprising the wiring board assembly of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920272999.3U CN209861389U (en) | 2019-03-04 | 2019-03-04 | Circuit board support, circuit board subassembly and household electrical appliances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920272999.3U CN209861389U (en) | 2019-03-04 | 2019-03-04 | Circuit board support, circuit board subassembly and household electrical appliances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209861389U true CN209861389U (en) | 2019-12-27 |
Family
ID=68932752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920272999.3U Active CN209861389U (en) | 2019-03-04 | 2019-03-04 | Circuit board support, circuit board subassembly and household electrical appliances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209861389U (en) |
-
2019
- 2019-03-04 CN CN201920272999.3U patent/CN209861389U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |