CN108963493B - A connector and terminal equipment - Google Patents

Abstract

Embodiments of the present invention disclose a connector and a terminal device, which relate to the technical field of communications, so as to solve the problem that water vapor or liquid entering the connector may affect the life of the connector. The connector includes: a first circuit board, an annular waterproof rubber ring and a first socket arranged on the first circuit board, a second circuit board arranged on the annular waterproof rubber ring, and a second circuit board arranged on the second circuit board the second socket, and the waterproof gland disposed on the second circuit board and connected with the annular waterproof rubber ring; wherein, the first socket is located in the annular waterproof rubber ring, the first socket and the second socket The first side end of the waterproof gland is in contact with the second circuit board, the second side end of the waterproof gland is embedded in the annular waterproof rubber ring, the annular waterproof rubber ring, the first circuit board A sealed space is formed with the second circuit board. The connector can be used in terminal equipment.

Description

A connector and terminal equipment

technical field

Embodiments of the present invention relate to the field of communication technologies, and in particular, to a connector and a terminal device.

Background technique

With the development of communication technology, the application of board-to-board (BTB) connectors is becoming more and more extensive.

At present, in the prior art, a waterproof rubber ring can be arranged around the periphery of the BTB socket, so that when the BTB plug is fastened to the BTB socket, the waterproof rubber ring between the BTB plug and the BTB socket can play a waterproof role. For example, as shown in Figure 1, the BTB socket a of the BTB connector is fixed on the circuit board b, and the BTB plug c of the BTB connector is fixed on the circuit board d. Since the periphery of the BTB socket a is provided with a waterproof rubber ring e, when the BTB plug c is snapped on the BTB socket a, the other side of the waterproof rubber ring e can be attached to the circuit board d, so that the waterproof rubber The rubber ring e can play a waterproof role.

However, when one end of the above-mentioned circuit board d is bent, the end may be arched away from the waterproof rubber ring e under the action of the bending stress, causing the gap between the circuit board d and the waterproof rubber ring e. Voids occur so that when water vapor or liquid enters the connector, the connector may corrode, which may affect the life of the connector.

SUMMARY OF THE INVENTION

Embodiments of the present invention provide a connector and a terminal device to solve the problem that water vapor or liquid entering the connector may affect the life of the connector.

In order to solve the above technical problems, the embodiments of the present invention are implemented as follows:

In a first aspect, an embodiment of the present invention provides a connector, which includes: a first circuit board, an annular waterproof rubber ring and a first socket arranged on the first circuit board, and a first socket arranged on the annular waterproof rubber ring a second circuit board on the second circuit board, a second socket set on the second circuit board, and a waterproof gland set on the second circuit board and connected with the annular waterproof rubber ring; wherein, the first socket is located on the second circuit board In the annular waterproof rubber ring, the first socket and the second socket are connected in cooperation, the first side end of the waterproof gland is in contact with the second circuit board, and the second side end of the waterproof gland is embedded in the annular waterproof Inside the rubber ring, the annular waterproof rubber ring, the first circuit board and the second circuit board form a sealed space.

In a second aspect, an embodiment of the present invention provides a terminal device, where the terminal device includes the connector provided in the foregoing first aspect.

In the embodiment of the present invention, the connector may include: a first circuit board, an annular waterproof rubber ring and a first socket arranged on the first circuit board, a second circuit board arranged on the annular waterproof rubber ring, a a second socket on the second circuit board, and a waterproof pressure cap disposed on the second circuit board and connected to the annular waterproof rubber ring; wherein the first socket is located in the annular waterproof rubber ring, and the first socket is located in the annular waterproof rubber ring; A socket is connected with the second socket, the first side end of the waterproof gland is in contact with the second circuit board, the second side end of the waterproof gland is embedded in the annular waterproof rubber ring, and the annular waterproof rubber The ring, the first circuit board and the second circuit board form a sealed space. With this solution, since the second side end of the waterproof gland is embedded in the annular waterproof rubber ring, the waterproof gland can be fixed to the annular waterproof rubber through the interference fit between the waterproof gland and the annular waterproof rubber ring. Since the first side end of the waterproof gland is in contact with the second circuit board disposed on the annular waterproof rubber ring, the first side end of the waterproof gland can prevent the second circuit board from moving away from The direction of the annular waterproof rubber ring (that is, the direction close to the waterproof gland) is arched, so that a gap between the second circuit board and the annular waterproof rubber ring can be avoided, so that water vapor or liquid can be prevented from entering the sealing space. Corrosion occurs in the first socket and the second socket in the sealed space, thereby improving the life of the connector.

Description of drawings

1 is a schematic diagram of a BTB connector provided by the prior art;

2 is one of the schematic diagrams of a connector provided by an embodiment of the present invention;

3 is one of the schematic diagrams of a waterproof gland provided by an embodiment of the present invention;

4 is the second schematic diagram of a connector provided by an embodiment of the present invention;

5 is the second schematic diagram of a waterproof gland provided by an embodiment of the present invention;

FIG. 6 is a third schematic diagram of a connector provided by an embodiment of the present invention;

FIG. 7 is a fourth schematic diagram of a connector according to an embodiment of the present invention;

8 is a cross-sectional view of several annular waterproof rubber rings according to an embodiment of the present invention;

FIG. 9 is one of terminal devices provided by an embodiment of the present invention;

FIG. 10 is a second terminal device according to an embodiment of the present invention.

01-connector; 02-first circuit board; 03-ring waterproof rubber ring; 04-first socket; 05-second circuit board; 06-second socket; 07-waterproof gland; 071—first side end; 072—second side end; 073—top; 08—adhesive layer; 09—terminal device; 10—stand; 11—shell.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

The symbol "/" in this document indicates the relationship in which the associated object is or, for example, A/B indicates A or B.

The terms "first" and "second" and the like in the description and claims of the present invention are used to distinguish different objects, rather than to describe a specific order of the objects. For example, the first circuit board and the second circuit board, etc. are used to distinguish different circuit boards, not to describe a specific order of the circuit boards.

In the embodiments of the present invention, words such as "exemplary" or "for example" are used to mean serving as an example, illustration or illustration. Any embodiments or designs described as "exemplary" or "such as" in the embodiments of the present invention should not be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present the related concepts in a specific manner.

Some terms/nouns involved in the embodiments of the present invention are explained below.

A printed circuit board (printed circuit board, PCB) refers to a circuit board with an insulating board as a base material, and a conductive pattern and conductive holes are arranged on the base material. It should be noted that, in the embodiment of the present invention, PCB refers to a rigid circuit board, that is, an inflexible circuit board made of epoxy resin, glass cloth, etc. as a base material.

Flexible printed circuit (FPC): refers to a reliable and flexible circuit board made of polyimide or polyester film as the base material.

Rigid-flex board: refers to a circuit board with flexible circuit board characteristics and rigid circuit board characteristics formed by combining flexible circuit boards and rigid circuit boards according to relevant process requirements through lamination and other processes.

It should be noted that the ring shape in the embodiment of the present invention refers to a ring-shaped geometric figure, but is not limited to a circular ring shape, and may also be other possible shapes. For example, the shape of the annular waterproof rubber ring can be a rectangular shape, an oval shape, and the like. Specifically, it can be determined according to actual usage requirements, which is not specifically limited in the embodiment of the present invention.

Embodiments of the present invention provide a connector and a terminal device. The connector may include: a first circuit board, an annular waterproof rubber ring and a first socket arranged on the first circuit board, a second circuit board arranged on the annular waterproof rubber ring, and a second circuit board arranged on the second circuit board the second socket, and the waterproof gland disposed on the second circuit board and connected with the annular waterproof rubber ring; wherein, the first socket is located in the annular waterproof rubber ring, the first socket and the second socket The first side end of the waterproof gland is in contact with the second circuit board, the second side end of the waterproof gland is embedded in the annular waterproof rubber ring, the annular waterproof rubber ring, the first circuit board A sealed space is formed with the second circuit board. With this solution, since the second side end of the waterproof gland is embedded in the annular waterproof rubber ring, the waterproof gland can be fixed to the annular waterproof rubber through the interference fit between the waterproof gland and the annular waterproof rubber ring. Since the first side end of the waterproof gland is in contact with the second circuit board disposed on the annular waterproof rubber ring, the first side end of the waterproof gland can prevent the second circuit board from moving away from The direction of the annular waterproof rubber ring (that is, the direction close to the waterproof gland) is arched, so that a gap between the second circuit board and the annular waterproof rubber ring can be avoided, so that water vapor or liquid can be prevented from entering the sealing space. Corrosion occurs in the first socket and the second socket in the sealed space, thereby improving the life of the connector.

The connector and the terminal device provided by the embodiment of the present invention are exemplarily described below with reference to the various drawings provided in the embodiment of the present invention.

As shown in FIG. 2 , an embodiment of the present invention provides a connector 01 . The connector 01 may include: a first circuit board 02, an annular waterproof rubber ring 03 and a first socket 04 arranged on the first circuit board 02, a second circuit board 05 arranged on the annular waterproof rubber ring 03, A second socket 06 disposed on the second circuit board 05 and a waterproof pressure cap 07 disposed on the second circuit board 05 and connected to the annular waterproof rubber ring 03 .

The first socket 04 is located in the annular waterproof rubber ring 03, the first socket 04 and the second socket 06 are matched and connected, and the first side end 071 of the waterproof gland 07 is in contact with the second circuit board 05, and the waterproof gland 07 is in contact with the second circuit board 05. The second side end 072 of 07 is embedded in the annular waterproof rubber ring 03, and the annular waterproof rubber ring 03, the first circuit board 02 and the second circuit board 05 form a sealed space.

Optionally, as shown in FIG. 2 , in this embodiment of the present invention, the first socket 04 and the second socket 06 may be located in a sealed space formed by the annular waterproof rubber ring 03 , the first circuit board 02 and the second circuit board 05 .

Further, as shown in FIG. 2 , in the embodiment of the present invention, the annular waterproof rubber ring 03 , the first circuit board 02 , the second circuit board 05 and the waterproof gland 07 can form a sealed space, and the first socket 04 and the second circuit board 07 can form a sealed space. The two sockets 06 may be located in the sealed space formed by the annular waterproof rubber ring 03 , the first circuit board 02 , the second circuit board 05 and the waterproof gland 07 .

Optionally, as shown in FIG. 2 , in the embodiment of the present invention, the waterproof pressure cover 07 and the second socket 06 may be located on both sides of the second circuit board 05 .

Optionally, as shown in FIG. 3 , in this embodiment of the present invention, the waterproof pressure cap 07 may include a top 073 and a side end connected to the top 073 . Wherein, the side end portion may include a first side end portion 071 and a second side end portion 072 .

Exemplarily, as shown in (a) of FIG. 3 , which is a top view of a waterproof gland provided by an embodiment of the present invention, the waterproof gland may include a top 073 and a first side end connected with the top 073 . 071 and the second side end 072, wherein the first side end 071 and the second side end 072 may be one annular side end. As shown in (b) of FIG. 3 , it is a cross-sectional view of the waterproof gland shown in (a) of FIG. 3 along the B-B direction provided by an embodiment of the present invention. As shown in FIG. 3( c ), it is a cross-sectional view along the A-A direction of the waterproof gland shown in FIG. 3( a ) provided by an embodiment of the present invention. In this way, after the waterproof gland is arranged on the second circuit board and connected to the annular waterproof rubber ring, the first side end of the waterproof gland is in contact with the second circuit board, and the second side end of the waterproof gland is embedded inside the annular waterproof rubber ring, so that the first side end of the waterproof gland can prevent the second circuit board from arching in the direction away from the annular waterproof rubber ring (ie, towards the direction close to the waterproof gland), thereby avoiding There is a gap between the second circuit board and the annular waterproof rubber ring, which can prevent water vapor or liquid from entering the sealed space and cause corrosion of the first socket and the second socket in the sealed space, thus improving the life of the connector.

It should be noted that FIG. 2 is a cross-sectional view of a connector provided by an embodiment of the present invention, which illustrates a partial structure of the second side end 072 of the waterproof gland 07, but does not illustrate the second side end The full structure of 072. It can be understood that another part of the structure of the second side end 072 not shown in FIG. 2 is also embedded in the annular waterproof rubber ring 03, so that through the interference fit between the waterproof gland 07 and the annular waterproof rubber ring 03, the The waterproof gland 07 is fixed on the annular waterproof rubber ring 03, so that the second circuit board 05 can be prevented from arching in the direction away from the annular waterproof rubber ring 03 (ie, the direction close to the waterproof gland 07), which can make the annular waterproof The rubber ring 03, the first circuit board 02 and the second circuit board 05 can form a sealed space, so as to play a waterproof role.

In addition, in the embodiment of the present invention, the inner surface of the top of the waterproof gland may be in contact with the second circuit board (as shown in FIG. 2 ), or may not be in contact with the second circuit board (as shown in FIG. 7 ). Specifically, it can be determined according to actual usage requirements, which is not specifically limited in the embodiment of the present invention.

Optionally, in this embodiment of the present invention, the above connector may be a BTB connector. For example, the connector may be a BTB connector applied to a camera, a BTB connector applied to a touch screen, or a BTB connector applied to a fingerprint detection device, or the like. Specifically, it can be determined according to actual usage requirements, which is not specifically limited in the embodiment of the present invention.

Correspondingly, in the embodiment of the present invention, the above-mentioned first socket may be a socket, a female head (negative head), a slot (jack), etc. used to realize electrical connection in a BTB connector, and the above-mentioned second socket may be the BTB connector The plug, male (positive), and pins used in the connector for use with sockets, females (negative), and sockets (jacks). It can be understood that, in practical applications, the second socket can also be a socket, a female header (negative header), a socket (jack), etc. used to realize electrical connection in a BTB connector, and the first socket can also be a BTB connection. Plugs, males (positive), pins, etc. used in the device for use with sockets, females (negative) and sockets (jacks). Specifically, it can be determined according to actual usage requirements, which is not specifically limited in the embodiment of the present invention.

Exemplarily, the first socket can be a socket, the second socket can be a plug, and the plug can be inserted into the socket (that is, the plug can be used with the socket). In this way, after the plug can be inserted into the socket, the electrical connection of the first circuit board and the second circuit board can be achieved.

The embodiment of the present invention provides a connector. Since the second side end of the waterproof gland of the connector is embedded in the annular waterproof rubber ring, the interference fit between the waterproof gland and the annular waterproof rubber ring can make The waterproof gland is fixed on the annular waterproof rubber ring, and since the first side end of the waterproof gland is in contact with the second circuit board disposed on the annular waterproof rubber ring, the first side end of the waterproof gland is in contact with the second circuit board disposed on the annular waterproof rubber ring. The part can prevent the second circuit board from arching in the direction away from the annular waterproof rubber ring (that is, in the direction close to the waterproof gland), so as to avoid a gap between the second circuit board and the annular waterproof rubber ring, so It can prevent water vapor or liquid from entering the sealed space and cause corrosion of the first socket and the second socket in the sealed space, thereby improving the life of the connector.

Exemplarily, FIG. 4 is a partial enlarged view of the connector shown in FIG. 2 . As shown in FIG. 4 , the first side end 071 of the waterproof gland can be a curved surface, and the curvature center of the curved surface (ie, P shown in FIG. 4 ) and the second circuit board 05 can be located on opposite sides of the curved surface. It can be understood that, since the center of curvature of the curved surface (ie, the first side end of the waterproof gland) and the second circuit board can be located on opposite sides of the curved surface, the first side end of the waterproof gland can be connected to the second circuit board. The interference fit between the circuit boards increases the pressure between the first side end of the waterproof gland and the second circuit board, which can effectively prevent a gap between the second circuit board and the annular waterproof rubber ring. Further, water vapor or liquid can be prevented from entering the sealed space formed by the annular waterproof rubber ring, the first circuit board and the second circuit board, thereby causing corrosion of the first socket and the second socket in the sealed space.

Further, FIG. 5 is a schematic diagram of another waterproof gland provided by an embodiment of the present invention. As shown in FIG. 5 , the first side end of the waterproof gland 07 may be an arc surface (ie, a curved surface with certain symmetry). It can be understood that when the first side end of the waterproof gland can be an arc surface, the arc surface can further increase the pressure between the first side end of the waterproof gland and the second circuit board, so that it can be more effective. The second circuit board is prevented from being arched in a direction away from the annular waterproof rubber ring (ie, in a direction close to the waterproof gland).

Exemplarily, FIG. 6 is a partial enlarged view of the connector shown in FIG. 2 . As shown in FIG. 6 , in the embodiment of the present invention, the depth m at which the second side end 072 of the waterproof gland is embedded in the annular waterproof rubber ring 03 may be 0.3 mm to 0.35 mm. It can be understood that the depth of embedding the second side end of the waterproof gland into the annular waterproof rubber ring is set to 0.3 mm to 0.35 mm, so that the gap between the second side end of the waterproof gland and the annular waterproof rubber ring can be passed. The waterproof gland can be fixed on the annular waterproof rubber ring more stably.

Optionally, in the embodiment of the present invention, the material of the waterproof gland may be a rigid material, that is, a material with the performance of maintaining the original state without mechanical deformation under the action of external force. For example, the waterproof gland can be a stainless steel waterproof gland or a plastic waterproof gland. It can be understood that since the material of the waterproof gland is a rigid material, after the second side end of the waterproof gland is embedded in the annular waterproof rubber ring, the first side end of the waterproof gland can abut against the second circuit board up, and no mechanical deformation will occur, so that the second circuit board can be prevented from arching in the direction away from the annular waterproof rubber ring (that is, in the direction close to the waterproof gland), thereby preventing the second circuit board and the annular There is a gap between the waterproof rubber rings, so that water vapor or liquid can be prevented from entering the sealing space and causing corrosion of the first socket and the second socket in the sealing space, that is, the service life of the connector can be improved.

Optionally, with reference to FIG. 2 , as shown in FIG. 7 , in this embodiment of the present invention, the waterproof gland includes a top 073 and a first side end 071 and a second side end 072 connected to the top 073 , and the top 073 The inner surface of the can be connected with the second circuit board 05 through the adhesive layer 08 . It can be understood that the adhesive layer can adhere to the waterproof gland and the second circuit board, so that the connection between the waterproof gland and the second circuit board can be more stable, thereby improving the stability of the connector.

Further, in the embodiment of the present invention, the above-mentioned adhesive layer may be an adhesive glue. For example, the adhesive can be double-sided adhesive or hot melt adhesive. It can be understood that, due to the low price of the adhesive and the good adhesion performance, the adhesive can reduce the production cost on the basis of ensuring the firm adhesion between the waterproof gland and the second circuit board.

Optionally, in this embodiment of the present invention, the first circuit board may be a rigid circuit board, a flexible circuit board, or a flex-rigid board, and the second circuit board may be a rigid circuit board, a flexible circuit board, or a flex-rigid board. Wherein, when the first circuit board is a rigid circuit board and the second circuit board is a flexible circuit board, the second socket on the second circuit board can be easily buckled on the first socket on the first circuit board, that is, the production easy to assemble.

Optionally, in the embodiment of the present invention, the above-mentioned annular waterproof rubber ring may be a waterproof rubber ring with waterproof properties and telescopic properties. For example, the annular waterproof apron can be a waterproof foam waterproof apron or a silicone waterproof apron, etc. (that is, the annular waterproof apron can be made of waterproof foam or silicone).

Further, in the embodiment of the present invention, the annular waterproof rubber ring may be an annular waterproof rubber ring having a certain thickness, and the shape of the annular waterproof rubber ring may match the first socket. Specifically, the thickness of the shape of the annular waterproof rubber ring may be greater than the thickness of the first socket and the second socket when the first socket and the second socket are matched and connected. By setting the thickness and shape of the annular waterproof rubber ring, the first socket and the second socket can be better located in the sealed space formed by the annular waterproof rubber ring, the first circuit board and the second circuit board, that is, it is possible to improve the sealing effect of the connector. the tightness of the sealed space.

Optionally, FIG. 8 is a cross-sectional view of several annular waterproof rubber rings according to an embodiment of the present invention. As shown in FIG. 8(a), FIG. 8(b) and FIG. 8(c), the shape of the annular waterproof rubber ring can be a circular shape, a rectangular shape, an oval shape, and the like. It can be understood that, in practical applications, the annular waterproof rubber ring may also have other possible shapes, which may be determined according to actual use requirements, and are not specifically limited in the embodiment of the present invention.

It can be understood that, in the embodiment of the present invention, after the second socket can be inserted into the first socket, a sealed space can be formed between the annular waterproof rubber ring, the first circuit board and the second circuit board, so as to avoid to a certain extent Water vapor or liquid enters the sealed space and causes corrosion of the first socket and the second socket in the sealed space, thereby improving the life of the connector.

Optionally, in the embodiment of the present invention, a bonding member may be provided between the first circuit board and the annular waterproof rubber ring, for example, the bonding member may be bonding glue or hot melt glue. It can be understood that the bonding member can bond the first circuit board and the waterproof rubber ring, so that the connection between the first circuit board and the waterproof rubber ring can be more stable, thereby improving the stability of the connector.

As shown in FIG. 9 , an embodiment of the present invention provides a terminal device 09 . The terminal device 09 may include the connector 01 provided in any of the above embodiments as shown in FIG. 2 to FIG. 8 . For the description of the connector, reference may be made to the relevant descriptions in the above-mentioned embodiments, and details are not repeated here.

Optionally, the terminal device in this embodiment of the present invention may be a mobile terminal device or a non-mobile terminal device. Exemplarily, the mobile terminal device may be a mobile phone, a tablet computer, a notebook computer, a palmtop computer, a vehicle terminal device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook, or a personal digital assistant (personal digital assistant). assistant, PDA), etc., the non-mobile terminal device may be a personal computer (personal computer, PC), a television (television, TV), a teller machine or a self-service machine, and the like. Specifically, it can be determined according to actual use requirements, and is not specifically limited in the embodiment of the present invention.

An embodiment of the present invention provides a terminal device, the terminal device includes a connector, and the connector includes a first circuit board, a second circuit board, a first socket, a second socket, a waterproof gland, and an annular waterproof rubber ring. Since the second side end of the waterproof gland is embedded in the annular waterproof rubber ring, the waterproof gland can be fixed on the annular waterproof rubber ring through the interference fit between the waterproof gland and the annular waterproof rubber ring, and the waterproof gland can be fixed on the annular waterproof rubber ring. Since the first side end of the waterproof gland is in contact with the second circuit board disposed on the annular waterproof rubber ring, the first side end of the waterproof gland can prevent the second circuit board from moving away from the annular waterproof rubber The direction of the ring (that is, the direction close to the waterproof gland) is arched, so as to avoid a gap between the second circuit board and the annular waterproof rubber ring, so as to prevent water vapor or liquid from entering the sealing space and causing the sealing space. Corrosion occurs between the first socket and the second socket, thereby improving the life of the connector, that is, the life of the terminal equipment.

Optionally, with reference to FIG. 9 , as shown in FIG. 10 , in this embodiment of the present invention, the terminal device 09 may further include a bracket 10 , and the bracket 10 may fit with the outer surface of the top of the waterproof gland 07 of the connector. Specifically, the first end of the bracket 10 can be attached to the outer surface of the top of the waterproof gland 07 , and the second end of the bracket 10 can be connected to other structures (eg, the casing) of the terminal device 09 . It can be understood that the bracket can better fix the waterproof gland.

Optionally, as shown in FIG. 10 , in this embodiment of the present invention, the terminal device 09 may further include a housing 11 . For example, the casing may be a plastic casing or a metal casing or the like. It can be understood that the casing can protect the terminal device.

It should be noted that, in order to more clearly illustrate the connector provided in the prior art, the connector provided by the embodiment of the present invention, and the terminal device provided by the embodiment of the present invention, the above-mentioned FIG. 1 , the above-mentioned FIG. 2 and the above-mentioned FIG. 7 only provide the The partial schematic diagram of the connector, the above-mentioned FIG. 9 and the above-mentioned FIG. 10 only provide partial schematic diagrams of the terminal device. It can be understood that, in actual implementation, the connector and the terminal device may also include other possible structures, which may be determined according to actual usage requirements, and are not specifically limited in the embodiment of the present invention.

Furthermore, as used herein, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device comprising a series of elements includes not only those elements, but also No other elements are expressly listed or are inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

The embodiments of the present invention have been described above in conjunction with the accompanying drawings, but the present invention is not limited to the above-mentioned specific embodiments, which are merely illustrative rather than restrictive. Under the inspiration of the present invention, without departing from the spirit of the present invention and the scope protected by the claims, many forms can be made, which all belong to the protection of the present invention.

Claims (8)

1. A connector, characterized in that the connector comprises: a first circuit board, an annular waterproof rubber ring and a first socket arranged on the first circuit board, and a first socket arranged on the annular waterproof rubber ring a second circuit board, a second socket disposed on the second circuit board, and a waterproof gland disposed on the second circuit board and connected to the annular waterproof rubber ring; Wherein, the first socket is located in the annular waterproof rubber ring, the first socket and the second socket are matched and connected, and the first side end of the waterproof gland is in contact with the second circuit board, The second side end of the waterproof gland is embedded in the annular waterproof rubber ring, the first side end of the waterproof gland is a curved surface, and the curvature center of the curved surface and the second circuit board are located in the On opposite sides of the curved surface, the annular waterproof rubber ring, the first circuit board and the second circuit board form a sealed space. 2 . The connector according to claim 1 , wherein the depth at which the second side end of the waterproof gland is embedded into the annular waterproof rubber ring is 0.3 mm to 0.35 mm. 3 . 3 . The connector according to claim 1 , wherein the waterproof gland is a stainless steel waterproof gland or a plastic waterproof gland. 4 . 4 . The connector according to claim 1 , wherein the inner surface of the top of the waterproof gland is connected to the second circuit board through an adhesive layer. 5 . 5. The connector of claim 4, wherein the adhesive layer is adhesive. 6 . The connector according to claim 1 , wherein the first circuit board is a rigid circuit board, and the second circuit board is a flexible circuit board. 7 . 7 . A terminal device, characterized in that, the terminal device comprises the connector according to any one of claims 1 to 6 . 8 . The terminal device according to claim 7 , wherein the terminal device further comprises a bracket, and the bracket is abutted with the outer surface of the top of the waterproof gland of the connector. 9 .

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