CN-224233995-U - Circuit board fixing structure

CN224233995UCN 224233995 UCN224233995 UCN 224233995UCN-224233995-U

Abstract

The application discloses a circuit board fixing structure, which belongs to the technical field of circuit board assembly, and comprises a bottom plate and a snap-on part arranged on the bottom plate, wherein the snap-on part is used for limiting and fixing a circuit board and comprises a connecting part and a limiting part, the connecting part is connected with the bottom plate and extends along a first direction, the limiting part is connected with one end of the connecting part far away from the bottom plate and extends towards the bottom plate, a gap is reserved between the limiting part and the connecting part, and the limiting part deforms through the gap and limits and fixes the circuit board under deformation. According to the application, a gap is formed between the limiting part and the connecting part, the limiting part deforms through the gap and limits and fixes the circuit board under deformation, so that the effect of limiting and fixing the circuit board is achieved through the elastic buckling part, and the technical problem that the process of limiting and fixing the circuit board in an electronic product is complicated is solved.

Inventors

WANG ZIXUAN
Qiao Shuaidong
Guo Tengyu
HUA ZHEN
DU HAILIANG
CHANG YIMING
ZHANG JIANBIAO
QIU HUIHUI
MA XINLONG
WANG CHENXU
LI DA

Assignees

章鱼博士智能技术(上海)有限公司

Dates

Publication Date: 20260512
Application Date: 20241101

Claims (10)

1. A circuit board fixing structure, characterized by comprising: The bottom plate with locate the bullet knot part on the bottom plate, the bullet is detained the part and is used for spacing fixed circuit board, the bullet is detained the part and is included: A connection part connected with the bottom plate and extending along a first direction; The limiting part is connected with one end of the connecting part far away from the bottom plate and extends towards the direction of the bottom plate, a gap is formed between the limiting part and the connecting part, and the limiting part deforms through the gap and limits and fixes the circuit board under the deformation; The support component comprises a connecting support part and an extension part, wherein the connecting support part is connected with the bottom plate and extends along a first direction; the circuit board is provided with a first hole penetrating along a first direction, and the extension part penetrates through the first hole to enable the second limiting surface to be in abutting connection with one surface of the circuit board, which is close to the bottom plate; a top plate opposing the bottom plate in a first direction; The limiting piece is connected with the top plate and extends along the opposite direction of the first direction, and one end, away from the top plate, of the limiting piece is abutted to one end, away from the connecting support portion, of the extending portion and protrudes out of the extending portion.
2. The circuit board fixing structure according to claim 1, wherein, The limit part is provided with: A first guide surface extending away from the connecting portion and toward the bottom plate; The first limiting surface is connected with the first guide surface and faces the bottom plate, and the circuit board and the first guide surface are propped against the first limiting surface to move so that the first limiting surface and one surface, away from the bottom plate, of the circuit board are propped against each other.
3. The circuit board fixing structure according to claim 2, wherein the circuit board is limited and fixed between the first limiting surface and the second limiting surface.
4. The circuit board fixing structure according to claim 3, further comprising: The positioning component comprises a positioning piece, and the positioning piece is connected with the bottom plate and extends along the first direction; The circuit board is provided with a second hole penetrating along the first direction, and when the circuit board is limited and fixed between the first limiting surface and the second limiting surface, the locating piece penetrates through the second hole so as to limit the circuit board.
5. The circuit board fixing structure according to claim 4, wherein, The positioning member further includes: The first supporting piece is connected with the positioning piece and the bottom plate respectively and extends along the first direction, the first supporting piece is provided with a third limiting surface facing the circuit board, and the third limiting surface and the second limiting surface are in the same plane.
6. The circuit board fixing structure according to claim 3, further comprising: Spacing part, spacing part includes: The connecting piece is respectively connected with the bottom plate and the connecting support part and extends along a first direction; The extending piece is connected with one end of the connecting piece, which is opposite to the bottom plate, and is provided with a second guide surface and a fourth limit surface, and the fourth limit surface faces the extending part and is connected with the second guide surface; the connecting piece protrudes out of the extending piece and is provided with a fifth limiting surface facing the circuit board, the fifth limiting surface and the second limiting surface are on the same plane, and when the circuit board is limited between the first limiting surface and the second limiting surface, the fifth limiting surface and the fourth limiting surface form a limiting step to be in butt joint limiting with the circuit board.
7. The circuit board fixing structure according to claim 3, further comprising: The side plate is connected with the bottom plate and extends along a first direction, and a containing cavity is formed on the bottom plate in a surrounding mode and is used for placing the circuit board; the buckle is connected with the top plate; The buckle is protruding, establishes the curb plate is kept away from hold the one side in chamber, buckle and the protruding block cooperation of buckle, so that the roof with the curb plate is connected.
8. The circuit board fixing structure according to claim 7, wherein, The side plate is provided with a first limit groove facing the top plate in a second direction intersecting the first direction; The fixing structure further includes: The first limiting stop bar is connected with the top plate, and when the top plate is connected with the side plate, the first limiting groove is in clamping fit limit with the first limiting stop bar.
9. The circuit board fixing structure according to claim 8, wherein, The side plate is provided with a second limit groove facing the top plate in a third direction, and the third direction is intersected with the first direction and the second direction; The fixing structure further includes: The second limiting stop bar is connected with the top plate, and when the top plate is connected with the side plate, the second limiting groove is in clamping fit limit with the second limiting stop bar.
10. The circuit board fixing structure according to claim 7, further comprising: The stabilizing component comprises a first reinforcing piece, wherein the first reinforcing piece is connected with the top plate, and when the bottom plate is connected with the side plate, the first reinforcing piece is abutted with one side of the side plate towards the accommodating cavity.

Description

Circuit board fixing structure Technical Field The application belongs to the technical field of circuit board assembly, and particularly relates to a circuit board fixing structure. Background Along with the rapid development of various electronic products at present, the circuit board is widely applied to various electronic products, and the circuit board is fixed in various electronic products and usually needs to be fixedly connected through two shells, so that the circuit board can be fixed and limited, and in the process, the process of fixing the circuit board in the electronic products is complicated. Disclosure of utility model The application provides a circuit board fixing structure which solves the technical problem that the process of limiting and fixing a circuit board in an electronic product is complicated. The embodiment of the application provides a circuit board fixing structure, which comprises a bottom plate and a spring buckle part arranged on the bottom plate, wherein the spring buckle part is used for limiting and fixing the circuit board, and comprises the following components: a connection part connected with the bottom plate and extending along a first direction; And the limiting part is connected with one end of the connecting part, which is far away from the bottom plate, and extends towards the direction of the bottom plate, a gap is formed between the limiting part and the connecting part, and the limiting part deforms through the gap and is used for limiting and fixing the circuit board under deformation. In some embodiments, the limiter has: a first guide surface extending away from the connecting portion and toward the bottom plate; The first limiting surface is connected with the first guiding surface and faces the bottom plate, and the circuit board and the first guiding surface are propped against the first limiting surface to move so that the first limiting surface and one surface, far away from the bottom plate, of the circuit board are propped against each other. In some embodiments, the fixation structure further comprises: A support member including: the connecting support part is connected with the bottom plate and extends along the first direction; The extension part is connected with one end of the connecting support part far away from the bottom plate; The connecting support part protrudes out of the extension part and is provided with a second limiting surface facing the circuit board, the circuit board is provided with a first hole penetrating along a first direction, the extension part penetrates through the first hole, and the second limiting surface is abutted with one surface, close to the bottom plate, of the circuit board, so that the circuit board is limited and fixed between the first limiting surface and the second limiting surface. In some embodiments, the fixation structure further comprises: The positioning component comprises a positioning piece, and the positioning piece is connected with the bottom plate and extends along a first direction; The circuit board is provided with a second hole penetrating along the first direction, and when the circuit board is limited and fixed between the first limiting surface and the second limiting surface, the locating piece penetrates through the second hole to limit the circuit board. In some embodiments, the positioning member further comprises: The first supporting piece is connected with the locating piece and the bottom plate respectively and extends along the first direction, and the first supporting piece is provided with a third limiting surface facing the circuit board, and the third limiting surface and the second limiting surface are on the same plane. In some embodiments, the fixation structure further comprises: spacing part, spacing part includes: the connecting piece is respectively connected with the bottom plate and the connecting support part and extends along the first direction; The extension piece is connected with one end of the connecting piece, which is opposite to the bottom plate, and is provided with a second guide surface and a fourth limit surface, and the fourth limit surface faces the extension part and is connected with the second guide surface; The connecting piece protrudes out of the extending piece and is provided with a fifth limiting surface facing the circuit board, the fifth limiting surface and the second limiting surface are on the same plane, and when the circuit board is limited between the first limiting surface and the second limiting surface, the fifth limiting surface and the fourth limiting surface form a limiting step to be in butt limitation on the circuit board. In some embodiments, the fixation structure further comprises: A top plate opposite to the bottom plate in a first direction; The side plate is connected with the bottom plate and extends along the first direction, and a containing cavity is formed on the bottom plate in a surrounding mode and is used