CN219163777U

CN219163777U - PCB connector with good dustproof effect

Info

Publication number: CN219163777U
Application number: CN202223007755.3U
Authority: CN
Inventors: 向红勇
Original assignee: Shenzhen Lifan Precision Hardware Co ltd
Current assignee: Shenzhen Lifan Precision Hardware Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-06-09
Anticipated expiration: 2032-11-11

Abstract

The utility model relates to a PCB connector with good dustproof effect, which comprises a base, a female head and a male head, wherein the male head is positioned at the bottom end of the female head, a rectangular opening is formed in the bottom end of the base, the female head is fixedly connected with the base at the rectangular opening, an air bag is fixedly connected with the inner wall of the bottom end of the base at the outer part of the female head, air inlets are formed in one sides of the air bag and the base, the air bag and the base are fixedly connected with the same air inlet pipe at the two air inlets, three valves are fixedly connected with the inner side of the pipe of the air inlet pipe at equal intervals, the three valves are obliquely arranged inwards, a rubber plug is arranged at one end of the air inlet pipe positioned outside the base, and air inlets are formed in the other sides of the air bag and the base. The utility model realizes the sealing and dust prevention between the male head and the female head through the inflation of the air bag, and the sealing effect of the air bag on the male head and the female head can be controlled by the inflation amount, so that the condition of poor sealing effect caused by aging of materials can be avoided.

Description

PCB connector with good dustproof effect

Technical Field

The utility model relates to the technical field of PCB connectors, in particular to a PCB connector with good dustproof effect.

Background

PCB connectors are also known as printed circuit board connectors, which are connection systems mounted on a printed circuit board. PCB connectors are commonly used to transfer signals or power from one PCB to another, or from another source in the device structure to or from the PCB, and are also known as PCB interconnect products. The special terminology applies to both ends of the connection as well. Typically, PCB male connectors are referred to as pin headers because they are only rows of pins. The PCB female connector is called a socket, a connector.

Through retrieving, chinese patent publication No. CN216145849 discloses a PCB board connector, including the connector main part, the one end of connector main part is provided with connector adsorption plug, connector adsorption plug includes plug main part, guide pin, rubber suction cup, suction cavity pond, the upper end surface of connector adsorption plug is provided with plug adsorption switch, plug adsorption switch includes button main part, suction cavity exhaust hole, cassette, resilience subassembly, the rear end of connector adsorption plug is provided with the winding displacement subassembly, the winding displacement subassembly includes winding displacement plug one, winding displacement jack, transmission winding displacement, winding displacement plug two, the one end of winding displacement subassembly is provided with the connector socket, connector socket one side surface is provided with fixed subassembly's inner wall is provided with connector socket, screw rod, the front end of connector socket is provided with socket data connecting hole. In the above patent, the connection between the plug main body and the PCB is realized through the rubber suction cup, so as to achieve the dustproof effect, but the suction cup made of the rubber material is gradually aged along with the accumulation of the service time, and the sealing effect provided by the aged suction cup for the plug main body is limited, so that the device cannot provide a good dustproof effect for the connector for a long time, and inconvenience exists during the use.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a PCB connector with good dustproof effect.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a PCB connector that dustproof effect is good, the on-line screen storage device comprises a base, female head and public head, public head is in the bottom department of female head, rectangular opening has been seted up to the bottom of base, female head is in rectangular opening part and base fixed connection, the bottom inner wall of base is at the outside department fixedly connected with gasbag of female head, the inlet port has all been seted up to one side of gasbag and base, and gasbag and base are at same intake pipe of two inlet port department fixedly connected with, the inside equidistance fixedly connected with three valve of body of intake pipe, three valve all inwards slope sets up, the intake pipe is in the outside one end department of base and is equipped with the rubber buffer, the air inlet has all been seted up to the opposite side of gasbag and base, and gasbag and base are in the same outlet duct of two air inlet department fixedly connected with, the screw thread groove has been seted up in the outside one end outside the base to the outlet duct, and the one end that the outlet duct is in the base is outside is at screw thread groove department threaded connection.

Further, the air bag is rectangular and annular, and the material of the air bag is latex.

Further, one side of the rubber plug is fixedly connected with a connecting plate, and a connecting rope is fixedly connected between the connecting plate and the base.

Further, one side fixedly connected with fixed plate of public head, locating hole has been seted up to plate body one side of fixed plate, and the base is close to one side inner wall top department fixedly connected with locating pin of fixed plate, locating pin and locating hole looks adaptation.

Further, the public head is kept away from one side fixedly connected with connecting plate of fixed plate, and the bottom one side fixedly connected with spring plate of connecting plate, one side bottom department fixedly connected with fixture block that the spring plate is close to the base, and the draw-in groove has been seted up to one side bottom department that the base is close to the connecting plate, fixture block and draw-in groove looks adaptation, and fixture block and draw-in groove all are hemispherical.

Further, the spring plate is kept away from one side bottom fixed rotation of fixture block and is connected with the pull ring, and anti-skidding coating is scribbled in the outside of pull ring.

The beneficial effects of the utility model are as follows:

1. when the connector is used, the male head can be inserted on the female head, then the connecting plate is stirred to separate the rubber plug from the air inlet pipe, then the air cylinder or the air pump is connected to the air inlet pipe, and the air cylinder or the air pump is utilized to inflate the air bag in the air inlet pipe, the connection part between the male head and the female head can be sealed through inflation of the air bag under the condition, so that the dustproof effect is achieved, and the valve obliquely arranged in the process can prevent gas leakage in the inflated air bag, so that the inflation effect can be ensured, and when the male head and the female head are required to be detached, the threaded cover can be twisted and taken down, at the moment, the inner space of the air bag can be communicated with the outside at the air outlet pipe, so that the air bag can recover an unexpanded state through self elasticity, and at the moment, the male head and the female head can be conveniently detached, the sealing dustproof effect between the male head and the female head can be realized through inflation of the air bag.

2. Through setting up locating pin, spring board and fixture block, when inserting public head on the female head, can let the grafting process more convenient school through the cooperation of locating hole on locating pin and the fixed plate, simultaneously after accomplishing the grafting of public head and female head, the spring board can let the fixture block enter into the draw-in groove through self elasticity, the fixture block can let public head and female head's be connected more stable through the block in draw-in groove department and base this moment to guarantee the result of use of connector.

3. Through setting up the pull ring, when needs are to be split public head and female head, can stimulate the pull ring and draw the spring plate and make it drive the fixture block and break away from the draw-in groove, then can be more convenient when pulling public head and female head separation again to this use that is the connector brings convenience.

Drawings

Fig. 1 is a cross-sectional view of a PCB connector with good dust-proof effect according to embodiment 1;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a cross-sectional view of a PCB connector with a good dust-proof effect according to embodiment 2.

In the figure: base 1, female head 2, gasbag 3, outlet duct 4, screw cap 5, draw-in groove 6, fixture block 7, spring plate 8, connecting plate 9, public head 10, fixed plate 11, locating pin 12, connecting rope 13, rubber buffer 14, shutoff board 15, intake pipe 16, valve 17, pull ring 18.

Detailed Description

In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.

Example 1

Referring to fig. 1-2, a dustproof PCB connector, including base 1, female head 2 and public head 10, public head 10 is in the bottom department of female head 2, rectangular opening has been seted up to the bottom of base 1, female head 2 and base 1 fixed connection in rectangular opening department, the bottom inner wall of base 1 is in the outside department fixedly connected with gasbag 3 of female head 2, the inlet port has all been seted up to one side of gasbag 3 and base 1, and gasbag 3 and base 1 are in two inlet port department fixedly connected with same intake pipe 16, the inside equidistant fixedly connected with of body of intake pipe 16 three valve 17, three valve 17 all inwards slope sets up, the intake pipe 16 is in the outside one end department of base 1 is equipped with rubber buffer 14, the air inlet has all been seted up to the opposite side of gasbag 3 and base 1, and gasbag 3 and base 1 are in two air inlet department fixedly connected with same outlet duct 4, the screw thread groove has been seted up in the outside one end outside of base 1 to outlet duct 4, and the one end outside of outlet duct 4 being in base 1 is in screw thread groove department screw thread connection has screw cap 5.

The air bag 3 is rectangular ring-shaped, and the material of the air bag 3 is latex. One side of the rubber plug 14 is fixedly connected with a plugging plate 15, and a connecting rope 13 is fixedly connected between the plugging plate 15 and the base 1. One side of the male head 10 is fixedly connected with a fixing plate 11, one side of a plate body of the fixing plate 11 is provided with a positioning hole, the top end of the inner wall of one side of the base 1, which is close to the fixing plate 11, is fixedly connected with a positioning pin 12, and the positioning pin 12 is matched with the positioning hole. One side fixedly connected with connecting plate 9 of fixed plate 11 is kept away from to public first 10, and the bottom one side fixedly connected with spring plate 8 of connecting plate 9, and one side bottom department fixedly connected with fixture block 7 that spring plate 8 is close to base 1, and the draw-in groove 6 has been seted up to one side bottom department that base 1 is close to connecting plate 9, fixture block 7 and draw-in groove 6 looks adaptation, and fixture block 7 and draw-in groove 6 are hemispherical.

Working principle: when the connector is used, the male head 10 can be aligned with the female head 2, the positioning hole and the positioning pin 12 on the fixing plate 11 are used for expanding the male head 10 and the female head 2, the male head 10 is pressed to be connected with the female head 2, at the moment, the spring plate 8 can enable the clamping block 7 to enter the clamping groove 6 through self elasticity, so that the stability of connection between the male head 10 and the female head 2 can be ensured, then the sealing plate 15 is stirred to enable the rubber plug 14 to be separated from the air inlet pipe 16, the air outlet of the air pump or the air cylinder is arranged on the air inlet pipe 16, air is filled into the air bag 3 from the air inlet pipe 16, at the moment, the air bag 3 can be expanded at the outer sides of the male head 10 and the female head 2, the air bag 17 in an inclined state can be prevented from leaking out of the air bag 3 by utilizing the expanded air bag 3, the air bag 3 can be ensured to be stably inflated, then the used air pump or the air cylinder is removed, the rubber plug 14 is plugged onto the air inlet pipe 16, and when the male head 10 and the female head 2 are required to be disconnected from the air bag 3 through the elasticity, and the air bag 3 can be opened, and the air bag can be opened by the female head 2.

Example 2

Referring to fig. 3, in this embodiment, compared with embodiment 1, in order to increase the convenience of using the device, a pull ring 18 is fixedly and rotatably connected to the bottom end of one side of the spring plate 8 away from the clamping block 7, and an anti-slip coating is coated on the outer side of the pull ring 18.

Working principle: when the connector is used, the male head 10 can be aligned with the female head 2, the positioning hole and the positioning pin 12 on the fixing plate 11 are used for expanding the male head 10 and the female head 2, the male head 10 is pressed again to be connected with the female head 2, at the moment, the spring plate 8 can enable the clamping block 7 to enter the clamping groove 6 through self elasticity, so that the stability of connection between the male head 10 and the female head 2 can be ensured, then the sealing plate 15 is stirred to enable the rubber plug 14 to be separated from the air inlet pipe 16, the air outlet of the air pump or the air cylinder is arranged on the air inlet pipe 16, air is filled into the air bag 3 from the air inlet pipe 16, at the moment, the air bag 3 can be expanded at the outer sides of the male head 10 and the female head 2, the air bag 3 can be used for sealing the dust prevention effect, the air bag 17 in an inclined state can prevent the air filled into the air bag 3 from leaking outwards, the air bag 3 can be ensured to be stably inflated, then the air pump or the air cylinder used is removed, the rubber plug 14 is stirred onto the air inlet pipe 16, the male head 10 and the female head 2 can be detached from the air bag 2 through the elasticity, and the spring plate 3 can be detached from the air bag 3, and the air bag 3 can be separated from the air bag 3 through the elastic cap 8 when the elastic cap is required, and the air bag 3 can be detached from the air bag 3, and the air bag 3 can be separated from the air bag 3.

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. The utility model provides a PCB connector that dustproof effect is good, includes base (1), female (2) and public head (10), public head (10) are in the bottom department of female (2), its characterized in that, rectangular opening has been seted up to the bottom of base (1), female (2) are in rectangular opening part and base (1) fixed connection, and the bottom inner wall of base (1) is in the outside department fixedly connected with gasbag (3) of female (2), inlet port has all been seted up to one side of gasbag (3) and base (1), and gasbag (3) and base (1) are in two inlet port department fixedly connected with same intake pipe (16), the body inboard equidistance fixedly connected with three valve (17) of intake pipe (16), and three valve (17) all inwards slope setting, intake pipe (16) are in the outside one end department of base (1) and are equipped with rubber buffer (14), the air inlet has all been seted up to the opposite side of gasbag (3) and base (1), and base (1) are at two outlet duct (4) fixed connection's one side of two outlet duct (4), the outside screw thread groove (1) has been seted up, and one end of the air outlet pipe (4) positioned outside the base (1) is in threaded connection with a threaded cover (5) at the thread groove.

2. A PCB connector with a good dust-proof effect according to claim 1, characterized in that the air-bag (3) is rectangular ring-shaped and the material of the air-bag (3) is latex.

3. The PCB connector with good dustproof effect according to claim 1, wherein one side of the rubber plug (14) is fixedly connected with a plugging plate (15), and a connecting rope (13) is fixedly connected between the plugging plate (15) and the base (1).

4. The PCB connector with good dustproof effect according to claim 1, wherein one side of the male head (10) is fixedly connected with a fixing plate (11), a locating hole is formed in one side of a plate body of the fixing plate (11), a locating pin (12) is fixedly connected to the top end of the inner wall of one side of the base (1) close to the fixing plate (11), and the locating pin (12) is matched with the locating hole.

5. The PCB connector with good dustproof effect according to claim 4, wherein one side of the male head (10) away from the fixed plate (11) is fixedly connected with a connecting plate (9), one side of the bottom end of the connecting plate (9) is fixedly connected with a spring plate (8), one side bottom end of the spring plate (8) close to the base (1) is fixedly connected with a clamping block (7), one side bottom end of the base (1) close to the connecting plate (9) is provided with a clamping groove (6), the clamping block (7) is matched with the clamping groove (6), and the clamping block (7) and the clamping groove (6) are hemispherical.

6. The PCB connector with good dustproof effect according to claim 5, wherein a pull ring (18) is fixedly and rotatably connected to the bottom end of one side of the spring plate (8) away from the clamping block (7), and an anti-slip coating is coated on the outer side of the pull ring (18).