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CN-224234018-U - Electronic equipment accessory

CN224234018UCN 224234018 UCN224234018 UCN 224234018UCN-224234018-U

Abstract

The utility model relates to the technical field of electronic products and discloses an electronic equipment accessory, which comprises a shell, a circuit board assembly and a heat dissipation member, wherein the shell is provided with an inner wall structure forming a containing cavity, the circuit board assembly is arranged in the containing cavity and is provided with a first fixing structure, the heat dissipation member is arranged between the circuit board assembly and the inner wall of the shell and is provided with a second fixing structure matched with the first fixing structure, and the heat dissipation member is detachably and fixedly connected with the circuit board assembly through the plug-in matching of the first fixing structure and the second fixing structure. Compared with the prior art, the method for fixing the radiating fins and the circuit board through soldering is more convenient in plugging operation, simplifies the assembly process, reduces the assembly requirement, can improve the assembly efficiency and the production efficiency of products, saves tin materials, and reduces the production cost. And in the later maintenance, the operation of welding and tin melting is not needed, so that the maintenance efficiency can be improved, and the circuit board assembly is not easy to damage.

Inventors

  • YANG HUAJUN
  • Rao Linhua

Assignees

  • 深圳市倍思科技有限公司

Dates

Publication Date
20260512
Application Date
20250325

Claims (10)

  1. 1. An electronic device accessory, comprising: A housing (100) having an inner wall structure forming a receiving chamber; the circuit board assembly (1) is arranged in the accommodating cavity, and the circuit board assembly (1) is provided with a first fixing structure; the heat dissipation component (2) is arranged between the circuit board assembly (1) and the inner wall of the shell (100), the heat dissipation component (2) is provided with a second fixing structure (21) matched with the first fixing structure, and the heat dissipation component (2) is detachably and fixedly connected with the circuit board assembly (1) through the plug-in matching of the first fixing structure and the second fixing structure (21).
  2. 2. The electronic equipment accessory according to claim 1, characterized in that the heat dissipation member (2) comprises a heat sink that is attached to the circuit board of the circuit board assembly (1).
  3. 3. The electronic equipment accessory according to claim 1, wherein the first fixing structure comprises a fixing hole (11) provided to the circuit board assembly (1), the second fixing structure (21) comprises a fixing foot (211) provided to the heat dissipation member (2), and the fixing foot (211) is capable of being inserted into the fixing hole (11) and is limited to the fixing hole (11) in an insertion direction; Or the first fixed structure comprises a first clamping plate which is convexly arranged on the circuit board assembly (1), the second fixed structure (21) comprises a second clamping plate which is arranged on the heat dissipation component (2), one of the first clamping plate and the second clamping plate is provided with a clamping hole, and the other clamping plate is provided with a clamping protrusion which is in clamping connection with the clamping hole.
  4. 4. The electronic equipment accessory according to claim 3, wherein the fixing leg (211) comprises a first elastic buckle (2111) and a second elastic buckle (2112) which are arranged at intervals, when the fixing leg (211) is inserted into the fixing hole (11), the first elastic buckle (2111) and the second elastic buckle (2112) can be mutually close to each other and generate elastic deformation under the pushing action of the hole wall of the fixing hole (11), and the first elastic buckle (2111) and the second elastic buckle (2112) can be mutually away from each other under the action of self elasticity and are clamped in the fixing hole (11).
  5. 5. The electronic equipment accessory according to claim 4, wherein a side of the first elastic buckle (2111) facing away from the second elastic buckle (2112) is convexly provided with a first limit protrusion (21111), and the first limit protrusion (21111) can be stopped at the edge of the fixing hole (11) in the inserting direction of the fixing foot (211); and/or, a second limiting protrusion (21121) is convexly arranged on one side of the second elastic buckle (2112) opposite to the first elastic buckle (2111), and the second limiting protrusion (21121) can stop at the edge of the fixing hole (11) in the inserting direction of the fixing foot (211).
  6. 6. The electronic device accessory according to claim 4, wherein one end of the first elastic buckle (2111) inserted into the fixing hole (11) is provided with a first guiding inclined plane (21112), and the first guiding inclined plane (21112) is used for guiding the first elastic buckle (2111) to be inserted into the fixing hole (11); And/or, a second guiding inclined plane (21122) is arranged at one end of the second elastic buckle (2112) inserted into the fixing hole (11), and the second guiding inclined plane (21122) is used for guiding the second elastic buckle (2112) to be inserted into the fixing hole (11).
  7. 7. The electronic equipment accessory according to claim 3, wherein the second fixing structure (21) further comprises a connecting arm (212), the connecting arm (212) comprises a first arm portion (2121) and a second arm portion (2122) which are arranged at an included angle, the first arm portion (2121) is connected with the heat dissipation member (2), the fixing leg (211) is arranged at one end of the second arm portion (2122) away from the first arm portion (2121), and the second arm portion (2122) extends along the inserting direction of the fixing leg (211).
  8. 8. The electronic equipment accessory according to claim 7, further comprising an insulating sheet (3) disposed between the circuit board assembly (1) and the heat dissipation member (2), wherein a clearance groove (31) is provided on the insulating sheet (3), and the clearance groove (31) is used for avoiding the connection arm (212).
  9. 9. The electronic equipment accessory according to claim 7, characterized in that the connecting arm (212), the fixing leg (211) and the heat dissipation member (2) are an integrally formed member.
  10. 10. The electronic equipment accessory according to any one of claims 3-9, characterized in that at least two opposite sides of the heat dissipating member (2) are provided with the second fixing structure (21); At least one second fixing structure (21) is provided with a third limiting protrusion (213), and the third limiting protrusion (213) is used for limiting the insertion depth of the fixing foot (211) in the fixing hole (11).

Description

Electronic equipment accessory Technical Field The present disclosure relates to electronic devices, and particularly to an electronic device assembly. Background The main function of the charger is to charge the electronic equipment, so that the electronic equipment can be used for a long time without interruption. When the charger is charged, heat is generated, and in order to ensure the use reliability of the charger, a heat dissipation fin is generally arranged on a heating area of the charger, for example, a circuit board (PCB board) for heat dissipation. In the prior art, the radiating fin of the charger is required to be welded and fixed on the circuit board in a soldering mode, the operation requirement of a soldering process is high, the soldering efficiency is low, a certain amount of tin material is required to be used, and the production cost of the product is increased. Accordingly, there is a need for an electronic device accessory to solve the above-mentioned problems. Disclosure of utility model Based on the above problems, the present utility model aims to provide an electronic device accessory, which can simplify the assembly process of a heat sink and a circuit board, improve the assembly efficiency and reduce the production cost of products. In order to achieve the above purpose, the utility model adopts the following technical scheme: there is provided an electronic equipment accessory comprising: a housing having an inner wall structure forming a receiving chamber; The circuit board assembly is arranged in the accommodating cavity and is provided with a first fixing structure; The heat dissipation component is arranged between the circuit board assembly and the inner wall of the shell, the heat dissipation component is provided with a second fixing structure matched with the first fixing structure, and the detachable fixed connection of the heat dissipation component and the circuit board assembly is realized through the plug-in matching of the first fixing structure and the second fixing structure. As an alternative to the electronic device accessory of the present utility model, the heat dissipation member includes a heat sink attached to the circuit board of the circuit board assembly. As an alternative scheme of the electronic equipment accessory, the first fixing structure comprises a fixing hole arranged on the circuit board assembly, the second fixing structure comprises a fixing foot arranged on the heat dissipation component, and the fixing foot can be inserted into the fixing hole and is limited in the inserting direction in the fixing hole; Or the first fixed structure comprises a first clamping plate which is convexly arranged on the circuit board assembly, the second fixed structure comprises a second clamping plate which is arranged on the heat dissipation component, one of the first clamping plate and the second clamping plate is provided with a clamping hole, and the other clamping plate is provided with a clamping protrusion which is clamped with the clamping hole. As an alternative scheme of the electronic equipment accessory, the fixing pin comprises a first elastic buckle and a second elastic buckle which are arranged at intervals, when the fixing pin is inserted into the fixing hole, the first elastic buckle and the second elastic buckle can mutually approach and elastically deform under the pushing action of the hole wall of the fixing hole, and the first elastic buckle and the second elastic buckle can mutually depart from each other under the action of self elasticity and are clamped in the fixing hole. As an alternative scheme of the electronic equipment accessory, a first limiting protrusion is convexly arranged on one side of the first elastic buckle, which is opposite to the second elastic buckle, and the first limiting protrusion can stop at the edge of the fixing hole in the inserting direction of the fixing foot; And/or, one side of the second elastic buckle, which is opposite to the first elastic buckle, is convexly provided with a second limiting protrusion, and the second limiting protrusion can be stopped at the edge of the fixing hole in the inserting direction of the fixing foot. As an alternative scheme of the electronic equipment accessory, one end of the first elastic buckle, which is inserted into the fixing hole, is provided with a first guide inclined plane, and the first guide inclined plane is used for guiding the first elastic buckle to be inserted into the fixing hole; And/or one end of the second elastic buckle inserted into the fixing hole is provided with a second guide inclined plane, and the second guide inclined plane is used for guiding the second elastic buckle to be inserted into the fixing hole. As an alternative of the electronic equipment accessory of the present utility model, the second fixing structure further includes a connecting arm, the connecting arm includes a first arm portion and a second arm portion that are dispose