CN214757465U

CN214757465U - Dedicated concatenation formula PCB mainboard of bluetooth equipment

Info

Publication number: CN214757465U
Application number: CN202121002436.6U
Authority: CN
Inventors: 刘颖
Original assignee: Shenzhen Tiancheng Electronics Co ltd
Current assignee: Shenzhen Tiancheng Electronics Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-16
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a special splicing PCB mainboard for Bluetooth equipment, which comprises a first circuit board and a second circuit board arranged on one side of the first circuit board, wherein an operator starts a motor to drive a rotating shaft to drive a driving gear to rotate, the driving gear is meshed with a driven gear, the surface screw thread directions of two groups of screw rods are opposite, so that two groups of thread blocks can drive a connecting rod and an elastic plate to approach towards a center post direction, the operator enables a plug connector to be close to a plug-in groove until the plug connector is inserted into the interior of the plug-in groove, and simultaneously enables the motor to rotate reversely, so that the thread blocks can drive the connecting rod and the elastic plate to be far away towards the center post direction, thereby completing the splicing assembly of the first circuit board and the second circuit board, the assembly and disassembly are convenient, a cross structure is formed by combining a longitudinal reinforcing rod and a transverse reinforcing rod, the strength of the first circuit board can be enhanced by utilizing the longitudinal reinforcing rod and the transverse reinforcing rod, and the space that vertical stiffener and horizontal stiffener formed packs the back up coat, and it is effectual to consolidate, prevents that the fracture is effectual.

Description

Dedicated concatenation formula PCB mainboard of bluetooth equipment

Technical Field

The utility model relates to a circuit board technical field specifically is a dedicated concatenation formula PCB mainboard of bluetooth equipment.

Background

The PCB, which is called a printed circuit board in chinese, is an important electronic component, a support for electronic components, and a carrier for electrical connection of electronic components. It is called a "printed" circuit board because it is made using electronic printing. When the bluetooth device is in use, a circuit board is usually installed inside the bluetooth device.

The in-process that current circuit board was using adopts the monoblock to use usually, and inconvenient carries out the dismouting with two sets of circuit boards, inconvenient use, and the easy fracture of circuit board structure shortens life.

To the above problem, the utility model provides a dedicated concatenation formula PCB mainboard of bluetooth equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dedicated concatenation formula PCB mainboard of bluetooth equipment possesses and to splice the equipment between first circuit board and the second circuit board, facilitates the use, prevents the effectual advantage of fracture to the problem in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a splicing type PCB mainboard special for Bluetooth equipment comprises a first circuit board and a second circuit board arranged on one side of the first circuit board, wherein fixing columns are arranged at the lower ends of the first circuit board and the second circuit board;

the first circuit board comprises a heat dissipation hole formed in the upper surface of the first circuit board, a plug connector arranged on one side of the first circuit board and a reinforcing layer arranged on the surface of the first circuit board, a cavity is formed in the first circuit board, a mounting frame is mounted in the cavity, a plug connection groove is formed in one side of the first circuit board, and a reinforcing member is arranged in the first circuit board.

Preferably, the first circuit board and the second circuit board have the same structure.

Preferably, the plug member includes a center pillar, an elastic plate movably installed at one side of the center pillar, and an elastic member disposed at one side of the elastic plate.

Preferably, the reinforcing layer comprises a heat dissipation layer and a waterproof layer arranged on one side of the heat dissipation layer.

Preferably, the mounting bracket includes the motor that sets up in mounting bracket one side and the axis of rotation of being connected with the motor output to and the driving gear of being connected with axis of rotation one end, driven gear is installed to one side of driving gear, and driving gear and driven gear meshing are connected.

Preferably, the mounting bracket further comprises a screw rod connected with one end of the driven gear and a thread block in threaded through connection with the screw rod, a connecting rod is arranged on one side of the thread block, and the other end of the connecting rod is connected with the elastic plate.

Preferably, the reinforcing member includes a transverse reinforcing bar provided inside the first wiring board and a longitudinal reinforcing bar provided on a side of the transverse reinforcing bar, and a reinforcing layer provided on a side of the longitudinal reinforcing bar.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a special concatenation formula PCB mainboard of bluetooth equipment, the center pillar is installed in one side of first circuit board, the elastic plate movable mounting is in one side of center pillar, and the other end of elastic plate is connected with the screw thread piece through the connecting rod, the screw thread piece passes through screw-thread fit connection with the lead screw, and install the mounting bracket in the inside of cavity, the motor is installed in the upper end of mounting bracket, and the output of motor is connected with the axis of rotation, the other end of axis of rotation is connected with the driving gear, operating personnel opens the motor work, impel the axis of rotation to drive the driving gear and rotate, and the driving gear meshes with the driven gear and is connected, thereby can make two sets of lead screws rotate, and the screw thread direction on the surface of two sets of lead screws is opposite, thereby can make two sets of screw thread pieces drive connecting rod and elastic plate to draw close to the center pillar direction, the elastic component is extruded at this moment, operating personnel is close to the plug connector to the inserting groove simultaneously, until inserting the inside of inserting groove, make motor antiport simultaneously, can make the screw thread piece drive connecting rod and elastic plate and keep away from to the center pillar direction to accomplish the concatenation equipment of first circuit board and second circuit board, easy operation, easy dismounting.

2. The utility model provides a pair of dedicated concatenation formula PCB mainboard of bluetooth equipment, the inside of first circuit board is equipped with horizontal stiffener, vertical stiffener is installed in one side of horizontal stiffener, vertical stiffener and horizontal stiffener combination form cross structure, utilize the intensity that vertical stiffener and horizontal stiffener can strengthen first circuit board, and pack the back up coat in the space that vertical stiffener and horizontal stiffener formed, it is effectual to consolidate, it is good to prevent the rupture effect, there is the louvre simultaneously at the surface machining of first circuit board, and first circuit board surface sets up at the heat dissipation layer, be convenient for dispel the heat to first circuit board, it is higher to prevent that first circuit board surface temperature, the influence is used.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partially disassembled view of the present invention;

fig. 3 is a schematic structural view of the mounting frame of the present invention;

fig. 4 is an enlarged view of a point a in fig. 3 according to the present invention;

fig. 5 is a schematic view of the reinforcing layer structure of the present invention.

In the figure: 1. a first circuit board; 11. heat dissipation holes; 12. a plug-in unit; 121. a center pillar; 122. an elastic plate; 123. an elastic member; 13. a reinforcing layer; 131. a heat dissipation layer; 132. a waterproof layer; 14. a cavity; 15. a mounting frame; 151. a motor; 152. a rotating shaft; 153. a driving gear; 154. a driven gear; 155. a screw rod; 156. a thread block; 157. a connecting rod; 16. inserting grooves; 17. a reinforcement; 171. a transverse stiffener; 172. a longitudinal stiffener; 173. a reinforcement layer; 2. a second circuit board; 3. and (5) fixing the column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a special spliced PCB motherboard for bluetooth equipment includes a first circuit board 1 and a second circuit board 2 disposed on one side of the first circuit board 1, wherein the lower ends of the first circuit board 1 and the second circuit board 2 are both provided with a fixing column 3; the first circuit board 1 and the second circuit board 2 are consistent in structure.

Referring to fig. 2-5, the first circuit board 1 includes heat dissipation holes 11 formed in an upper surface of the first circuit board 1, a connector 12 disposed on one side of the first circuit board 1, and a reinforcing layer 13 disposed on a surface of the first circuit board 1, a cavity 14 is formed inside the first circuit board 1, a mounting frame 15 is mounted inside the cavity 14, a connection slot 16 is formed in one side of the first circuit board 1, and a reinforcing member 17 is disposed inside the first circuit board 1; the plug 12 includes a center pillar 121 and an elastic plate 122 movably installed at one side of the center pillar 121, and an elastic member 123 disposed at one side of the elastic plate 122; the reinforcing layer 13 includes a heat dissipation layer 131 and a waterproof layer 132 disposed on one side of the heat dissipation layer 131; the first circuit board 1 is convenient to radiate, and the influence on the use caused by high surface temperature of the first circuit board 1 is prevented; the mounting frame 15 comprises a motor 151 arranged on one side of the mounting frame 15, a rotating shaft 152 connected with the output end of the motor 151, and a driving gear 153 connected with one end of the rotating shaft 152, wherein a driven gear 154 is arranged on one side of the driving gear 153, and the driving gear 153 is meshed with the driven gear 154; the mounting rack 15 further comprises a screw rod 155 connected with one end of the driven gear 154 and a thread block 156 in threaded through connection with the screw rod 155, one side of the thread block 156 is provided with a connecting rod 157, and the other end of the connecting rod 157 is connected with the elastic plate 122; operating personnel opens motor 151 work, make axis of rotation 152 drive driving gear 153 and rotate, and driving gear 153 is connected with driven gear 154 meshing, thereby can make two sets of lead screws 155 rotate, and two sets of lead screw 155 surface thread opposite direction, thereby can make two sets of screw blocks 156 drive connecting rod 157 and elastic plate 122 and draw close to center pillar 121 direction, elastic component 123 is extruded this moment, operating personnel is close to inserting groove 16 with plug connector 12 simultaneously, until inserting the inside of inserting groove 16, make motor 151 antiport simultaneously, can make screw block 156 drive connecting rod 157 and elastic plate 122 keep away from to center pillar 121 direction, thereby accomplish the concatenation equipment of first circuit board 1 and second circuit board 2, and the operation is simple, and the dismounting is convenient.

Referring to fig. 2, the reinforcement member 17 includes a transverse stiffener 171 disposed inside the first wiring board 1, a longitudinal stiffener 172 disposed on a side of the transverse stiffener 171, and a reinforcing layer 173 disposed on a side of the longitudinal stiffener 172; the longitudinal reinforcing rods 172 and the transverse reinforcing rods 171 are combined to form a cross structure, the strength of the first circuit board 1 can be enhanced by the longitudinal reinforcing rods 172 and the transverse reinforcing rods 171, and a reinforcing layer 173 is filled in a space formed by the longitudinal reinforcing rods 172 and the transverse reinforcing rods 171, so that the reinforcing effect is good, and the fracture prevention effect is good.

The working principle is as follows: an operator starts the motor 151 to work, so that the rotating shaft 152 drives the driving gear 153 to rotate, the driving gear 153 is meshed with the driven gear 154, so that the two groups of screw rods 155 can rotate, the surface thread directions of the two groups of screw rods 155 are opposite, so that the two groups of screw blocks 156 can drive the connecting rod 157 and the elastic plate 122 to approach towards the direction of the center post 121, at the same time, the elastic member 123 is extruded, the operator can simultaneously approach the plug-in connector 12 to the plug-in groove 16 until the plug-in connector 12 is inserted into the plug-in groove 16, and simultaneously, the motor 151 rotates reversely, so that the screw blocks 156 can drive the connecting rod 157 and the elastic plate 122 to move away towards the direction of the center post 121, thereby completing the splicing and assembling of the first circuit board 1 and the second circuit board 2, the operation is simple, the assembly and the disassembly are convenient, the transverse reinforcing rod 171 is arranged inside the first circuit board 1, the longitudinal reinforcing rod 172 is arranged on one side of the transverse reinforcing rod 171, and the longitudinal reinforcing rod 172 and the transverse reinforcing rod 171 are combined to form a cross structure, utilize vertical stiffener 172 and horizontal stiffener 171 can strengthen the intensity of first circuit board 1 to pack reinforcing layer 173 in the space that vertical stiffener 172 and horizontal stiffener 171 formed, it is effectual to reinforce, it is effectual to prevent the fracture, it has louvre 11 to process at the surface of first circuit board 1 simultaneously, and first circuit board 1 surface sets up at heat dissipation layer 131, be convenient for dispel the heat to first circuit board 1, it is higher to prevent first circuit board 1 surface temperature, influence the use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dedicated concatenation formula PCB mainboard of bluetooth equipment, includes first circuit board (1) and second circuit board (2) of setting in first circuit board (1) one side, its characterized in that: the lower ends of the first circuit board (1) and the second circuit board (2) are provided with fixing columns (3);

first circuit board (1) is including processing louvre (11) and the plug connector (12) of setting in first circuit board (1) one side at first circuit board (1) upper surface to and set up enhancement layer (13) on first circuit board (1) surface, the inside of first circuit board (1) is equipped with cavity (14), the inside at cavity (14) is installed in mounting bracket (15), one side at first circuit board (1) is processed in inserting groove (16), reinforcement (17) set up the inside at first circuit board (1).

2. The spliced PCB mainboard special for the Bluetooth device as claimed in claim 1, wherein: the first circuit board (1) and the second circuit board (2) are consistent in structure.

3. The spliced PCB mainboard special for the Bluetooth device as claimed in claim 1, wherein: the plug connector (12) comprises a center pillar (121), an elastic plate (122) movably arranged on one side of the center pillar (121), and an elastic piece (123) arranged on one side of the elastic plate (122).

4. The spliced PCB mainboard special for the Bluetooth device as claimed in claim 1, wherein: the reinforcing layer (13) comprises a heat dissipation layer (131) and a waterproof layer (132) arranged on one side of the heat dissipation layer (131).

5. The spliced PCB mainboard special for the Bluetooth device as claimed in claim 1, wherein: mounting bracket (15) are including setting up motor (151) and the axis of rotation (152) of being connected with motor (151) output in mounting bracket (15) one side to and driving gear (153) of being connected with axis of rotation (152) one end, driven gear (154) are installed to one side of driving gear (153), and driving gear (153) and driven gear (154) meshing connection.

6. The spliced PCB mainboard special for the Bluetooth device as claimed in claim 1, wherein: the mounting rack (15) further comprises a screw rod (155) connected with one end of the driven gear (154) and a thread block (156) in threaded through connection with the screw rod (155), a connecting rod (157) is arranged on one side of the thread block (156), and the other end of the connecting rod (157) is connected with the elastic plate (122).

7. The spliced PCB mainboard special for the Bluetooth device as claimed in claim 1, wherein: the reinforcement (17) includes a lateral reinforcement bar (171) provided inside the first wiring board (1), a longitudinal reinforcement bar (172) provided on the side of the lateral reinforcement bar (171), and a reinforcement layer (173) provided on the side of the longitudinal reinforcement bar (172).