CN211087683U - An easy-to-install circuit development board - Google Patents

Abstract

The utility model relates to the technical field of electronic information equipment, in particular to an easy-to-install circuit development board, comprising a fixing mechanism and a development board mechanism, the top of the fixing mechanism is plugged with a development board mechanism, and the fixing mechanism comprises a U-shaped seat , positioning column, first spring, support plate, fixing groove, positioning rod, second spring, baffle plate and clamping block, the interior of the U-shaped seat is fixedly connected with a positioning column, and the outer surface of the positioning column is sleeved with a For the first spring, the U-shaped seat is inserted into the support plate through a positioning column arranged on the top of the U-shaped seat. The easy-to-install circuit development board is easy to disassemble and assemble, and the elastic force of the first spring is fixed, which avoids the problem of damage or loosening of the development board due to excessive or small force. Friction will cause serious wear and damage to the development board. The protective plate avoids the friction between the block and the development board, which increases the service life of the development board and improves the practicability.

Description

An easy-to-install circuit development board

technical field

The utility model relates to the technical field of electronic information equipment, in particular to an easy-to-install circuit development board.

Background technique

The development board is a circuit board used for embedded system development, including a series of hardware components such as central processing unit, memory, input device, output device, data path/bus and external resource interface. The development board is generally customized by the embedded system developer according to the development needs, and can also be researched and designed by the user. The development board is for beginners to understand and learn the hardware and software of the system. At the same time, some development boards also provide the basic integrated development environment, software source code and hardware schematic diagram. Common development boards include 51, ARM, FPGA, and DSP development boards. The existing development board is only a substrate loaded with various chips, buttons or slots, and there is no mounting frame or connection block on the outside of the development board for installation of the development board, which makes it difficult to install the development board and the side of the substrate is easy to scratch. Damaged by rubbing. Therefore, we have improved this and proposed an easy-to-install circuit development board.

An easy-to-install development board disclosed in Chinese patent CN209376007U, the easy-to-install development board has the advantages of convenient installation, and the side of the substrate is not easily damaged. In the utility model, the main body of the development board is fixed by clamping the through hole to the corresponding positioning head and tightening the cap, and the use effect is good. However, the easy-to-install development board has the following disadvantages while solving the problem: the The easy-to-install development board uses the cap to connect with the positioning head threadedly to achieve the purpose of fixing the development board, so it is inconvenient to grasp the tightness of the cap during installation. Too loose will cause the development board to loosen, and too tight may cause damage to the development board.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides an easy-to-install circuit development board. By arranging a first spring, the first spring pushes the support board, so that the support board provides an upward thrust to the development board, so that the support board and the The clamping block clamps and fixes the development board, which solves the problems raised in the above-mentioned background art.

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: an easy-to-install circuit development board, comprising a fixing mechanism and a development board mechanism, the top of the fixing mechanism is plugged with a development board mechanism;

The fixing mechanism includes a U-shaped seat, a positioning column, a first spring, a support plate, a fixing groove, a positioning rod, a second spring, a baffle plate and a clamping block, and a positioning column is fixedly connected to the inside of the U-shaped seat. The outer surface of the positioning column is sleeved with a first spring, the U-shaped seat is inserted into the support plate through the positioning column arranged at the top of the U-shaped seat, the top of the U-shaped seat is fixedly connected with a fixing groove, and the interior of the fixing groove is A positioning rod is inserted, the outer surface of the positioning rod is sleeved with a second spring, one end of the positioning rod is fixedly connected with a baffle, and one end of the positioning rod away from the baffle is fixedly connected with a clamping block;

The development board mechanism includes a development board, a module slot, a connection terminal, an indicator light, a test button, a reset button, a positioning hole and a protective plate, and a module slot and a connection terminal are fixedly connected to the top of the development board. One side of the board is fixedly connected with an indicator light, the side of the development board away from the indicator light is fixedly connected with a test button and a reset button, the top of the development board is provided with a positioning hole, and both sides of the development board are fixedly connected with Fenders.

Optionally, one end of the first spring is fixedly connected to the inside of the U-shaped seat, and one end of the first spring away from the U-shaped seat is fixedly connected to the bottom of the support plate.

Optionally, the length of the first spring in a free state is greater than the length of the top of the clamping block from the inner bottom of the U-shaped seat.

Optionally, a convex block is fixedly connected to the top of the clamping block.

Optionally, the U-shaped seat is inserted into a positioning hole provided on the top of the development board through a positioning column provided in the U-shaped seat.

Optionally, the position of the blocking block corresponds to the position of the protective plate, and the bottom of the blocking block overlaps with the top of the protective plate.

Optionally, grooves are provided on both sides of the development board, and the protection board is fixedly connected in the grooves provided on both sides of the development board.

The utility model provides an easy-to-install circuit development board, which has the following beneficial effects: in the easy-to-install circuit development board, by setting a first spring, the positioning holes on the development board are sleeved on the outer surface of the positioning column, and the positioning holes on the development board are sleeved on the outer surface of the positioning column, downward Press the development board, when the top surface of the development board is lower than the bottom of the clamping block, the second spring pushes the clamping block out, releasing the development board, the first spring pushes the supporting board, so that the development board rises and overlaps with the bottom of the clamping block, Fix the development board mechanism, pull the clamping block into the interior of the fixing slot through the bump, and the first spring pushes the development board mechanism out to complete the disassembly, which is convenient for disassembly and assembly, and the elastic force of the first spring is fixed, thus avoiding development. The problem of damage or looseness caused by excessive or low force on the board. The easy-to-install circuit development board is provided with a protective plate. When the development board mechanism is installed on the fixing mechanism, the bottom of the clamping block will rub against the top of the development board when the second spring pushes out the clamping block. After disassembly, it may cause serious wear and damage to the development board. The protective plate just avoids the friction between the block and the development board, so that the service life of the development board is not affected by wear and tear, which increases the service life of the development board and improves the practicality. sex.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the first perspective structural schematic diagram of the fixing mechanism of the present invention;

Fig. 3 is the second perspective structural schematic diagram of the fixing mechanism of the present invention;

FIG. 4 is a schematic structural diagram of the development board mechanism of the present invention.

In the figure: 1-Fixing mechanism, 101-U-shaped seat, 102-Positioning post, 103-First spring, 104-Support plate, 105-Fixing groove, 106-Positioning rod, 107-Second spring, 108-Baffle plate , 109-block, 2-development board mechanism, 201-development board, 202-module slot, 203-terminal, 204-indicator, 205-test button, 206-reset button, 207-positioning hole, 208- Fenders, 3-bumps.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

Please refer to FIG. 1 to FIG. 4 , an easy-to-install circuit development board provided by the present invention includes a fixing mechanism 1 and a development board mechanism 2, and a development board mechanism 2 is plugged into the top of the fixing mechanism 1;

The fixing mechanism 1 includes a U-shaped seat 101, a positioning column 102, a first spring 103, a support plate 104, a fixing groove 105, a positioning rod 106, a second spring 107, a baffle 108 and a clamping block 109, and the interior of the U-shaped seat 101 is fixed The positioning column 102 is connected to locate the development board 201 to prevent the development board 201 from sliding. The outer surface of the positioning column 102 is sleeved with a first spring 103, and the U-shaped seat 101 is inserted into the support plate 104 through the positioning column 102 arranged on the top thereof. , the first spring 103 provides a supporting force to the support plate 104, the top of the U-shaped seat 101 is fixedly connected with a fixing slot 105, the interior of the fixing slot 105 is inserted with a positioning rod 106, the positioning rod 106 locates the support block 109, and the positioning rod 106 A second spring 107 is sleeved on the outer surface of the second spring 107, one end of the second spring 107 is overlapped with the inner wall of the fixing groove 105, the other end is overlapped with one side of the clamping block 109, and one end of the positioning rod 106 is fixedly connected with a baffle 108, To prevent the positioning rod 106 from falling off from the fixing groove 105, the end of the positioning rod 106 away from the baffle 108 is fixedly connected with a clamping block 109;

The development board mechanism 2 includes a development board 201 , a module slot 202 , a connection terminal 203 , an indicator light 204 , a test button 205 , a reset button 206 , a positioning hole 207 and a protective plate 208 , and a module slot 202 is fixedly connected to the top of the development board 201 and terminal 203, one side of the development board 201 is fixedly connected with an indicator light 204, one side of the development board 201 away from the indicator light 204 is fixedly connected with a test button 205 and a reset button 206, and a positioning hole 207 is opened on the top of the development board 201, The development board 201 is positioned to avoid sliding of the development board 201. The two sides of the development board 201 are fixedly connected with a protective plate 208 to avoid friction between the bottom of the block 109 and the development board 201, and the development board 201 is damaged after repeated disassembly. .

One end of the first spring 103 is fixedly connected to the inside of the U-shaped seat 101, and one end of the first spring 103 away from the U-shaped seat 101 is fixedly connected to the bottom of the support plate 104 to prevent the support plate 104 from falling off. The first spring 103 is in a free state The length of the lower part is greater than the length of the top of the clamping block 109 from the inner bottom of the U-shaped seat 101, so that the first spring 103 can support the supporting plate 104 at a higher position than the clamping block 109, so that when the development board mechanism 2 is installed, the supporting plate is pressed down The bottom of the board 104, the bottom of the support board 104 and the top of the blocking block 109 generate friction, so that the blocking block 109 is retracted into the interior of the fixing groove 105, avoiding the problem of friction between the bottom of the development board 201 and the blocking block 109, and protecting the development board 201 For the purpose, the top of the clamping block 109 is fixedly connected with the bump 3. When the development board mechanism 2 is removed, the clamping block 109 can be easily pulled into the interior of the fixing slot 105. The U-shaped seat 101 is connected to the development The positioning hole 207 provided on the top of the board 201 is inserted to locate the development board 201 to prevent the development board 201 from sliding. The position of the blocking block 109 corresponds to the position of the protective board 208, and the bottom of the blocking block 109 overlaps with the top of the protective board 208. , grooves are provided on both sides of the development board 201, and the protection board 208 is fixedly connected in the grooves provided on both sides of the development board 201, so that the top surface of the protection board 208 and the top surface of the development board 201 are on the same plane, Improve aesthetics.

When in use, set the positioning holes 207 on the development board 201 on the outer surface of the positioning posts 102, press the development board 201 downward, and the support plate 104 overlapped at the bottom of the development board 201 drops down and presses the top of the locking block 109 to make the locking block 109 shrinks to the inside of the fixing slot 105, and continues to press the development board 201. When the top surface of the development board 201 is lower than the bottom of the block 109, the second spring 107 pushes the block 109 out, releasing the development board 201. The first spring 103 Push the support plate 104 to make the development board 201 rise and overlap with the bottom of the card block 109, so as to achieve the purpose of fixing the development board mechanism 2, pull the card block 109 into the fixing slot 105 through the bump 3, and the first spring 103 Push the support plate 104 to raise the development board mechanism 2, release the projection 3, and remove the development board mechanism 2 to complete the disassembly.

To sum up, when the easy-to-install circuit development board is used, by setting the first spring 103, the positioning hole 207 on the development board 201 is sleeved on the outer surface of the positioning post 102, and the development board 201 is pressed down. When the top surface of the board 201 is lower than the bottom of the clamping block 109 , the second spring 107 pushes the clamping block 109 out, releasing the development board 201 , and the first spring 103 pushes the supporting board 104 , so that the development board 201 rises to the bottom of the clamping block 109 . Overlap, fix the development board mechanism 2, pull the blocking block 109 into the interior of the fixing slot 105 through the bump 3, the first spring 103 pushes the development board mechanism 2 out to complete the disassembly, and achieves the purpose of easy disassembly and assembly, and the first The elastic force of the spring 103 is fixed, so as to avoid the problem of damage or loosening of the development board 201 due to too much or too little force. By setting the protective plate 208, when the development board mechanism 2 is installed on the fixing mechanism 1, the second spring 107 During the process of pushing out the block 109, the bottom of the block 109 will rub against the top of the development board 201. After repeated disassembly and assembly, the development board 201 may be severely worn and damaged. The protective plate 208 just avoids the block 109 and the development board The friction generated by the board 201 prevents the service life of the development board 201 from being affected by wear, which increases the service life of the development board 201 and improves the practicability.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (7)

1. The utility model provides an easy circuit development board of installing, includes fixed establishment and development board mechanism, its characterized in that: the top of the fixing mechanism is inserted with a development board mechanism;

The fixing mechanism comprises a U-shaped seat, a positioning column, a first spring, a supporting plate, a fixing groove, a positioning rod, a second spring, a baffle and a clamping block, wherein the positioning column is fixedly connected inside the U-shaped seat, the first spring is sleeved on the outer surface of the positioning column, the U-shaped seat is spliced with the supporting plate through the positioning column arranged at the top of the U-shaped seat, the fixing groove is fixedly connected at the top of the U-shaped seat, the positioning rod is spliced inside the fixing groove, the second spring is sleeved on the outer surface of the positioning rod, one end of the positioning rod is fixedly connected with the baffle, and the clamping block is fixedly connected at the end, away;

The development board mechanism comprises a development board, a module slot, a wiring terminal, an indicator lamp, a test key, a reset key, a positioning hole and a protection plate, wherein the top of the development board is fixedly connected with the module slot and the wiring terminal, one side of the development board is fixedly connected with the indicator lamp, one side of the development board is far away from the test key and the reset key, the positioning hole is formed in the top of the development board, and the protection plates are fixedly connected with the two sides of the development board.

2. An easily installable circuit development board according to claim 1 wherein: one end of the first spring is fixedly connected with the inside of the U-shaped seat, and one end, far away from the U-shaped seat, of the first spring is fixedly connected with the bottom of the supporting plate.

3. An easily installable circuit development board according to claim 1 wherein: the length of the first spring in a free state is greater than the length of the top of the clamping block from the inner bottom of the U-shaped seat.

4. An easily installable circuit development board according to claim 1 wherein: the top of the clamping block is fixedly connected with a convex block.

5. An easily installable circuit development board according to claim 1 wherein: the U-shaped seat is inserted into a positioning hole formed in the top of the development board through a positioning column arranged in the U-shaped seat.

6. An easily installable circuit development board according to claim 1 wherein: the position of the clamping block corresponds to the position of the protection plate, and the bottom of the clamping block is in lap joint with the top of the protection plate.

7. An easily installable circuit development board according to claim 1 wherein: the both sides of development board all are seted up flutedly, guard plate fixed connection is in the recess that development board both sides were equipped with.

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