CN108963493A - A kind of connector and terminal device - Google Patents

Abstract

The embodiment of the invention discloses a connector and a terminal device, which relate to the technical field of communication and solve the problem that the life of the connector may be affected by water vapor or liquid entering the connector. The connector includes: a first circuit board, an annular waterproof rubber ring arranged on the first circuit board and a first socket, 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 that is arranged 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 Fitting connection, 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

The embodiments of the present invention relate to the technical field of communications, and in particular, to a connector and a terminal device.

Background technique

With the development of communication technology, board-to-board (board to board, BTB) connectors are more and more widely used.

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 FIG. 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 BTB socket a is surrounded by a waterproof rubber ring e, when the BTB plug c is fastened 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 The apron e can play a waterproof role.

However, when one end of the above-mentioned circuit board d is bent, the end may arch away from the waterproof rubber ring e under the action of the bending stress, and make the gap between the circuit board d and the waterproof rubber ring e Voids appear, so when moisture or liquid enters the connector, the connector may corrode, which may affect the life of the connector.

Contents of the invention

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

In order to solve the above-mentioned technical problems, the embodiment of the present invention is implemented as follows:

In a first aspect, an embodiment of the present invention provides a connector, the connector comprising: a first circuit board, an annular waterproof rubber ring disposed on the first circuit board and a first socket, and a first socket disposed on the annular waterproof rubber ring The second circuit board on the second circuit board, the second socket set on the second circuit board, and the waterproof gland set on the second circuit board and connected with the annular waterproof rubber ring; wherein, the first socket is located on the In the annular waterproof rubber ring, the first socket and the second socket are mated and connected, 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 first aspect above.

In the embodiment of the present invention, the connector may include: a first circuit board, an annular waterproof rubber ring disposed on the first circuit board and a first socket, a second circuit board disposed on the annular waterproof rubber ring, a The second socket on the second circuit board, and the waterproof gland arranged 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 A socket and the second socket are mated and connected, 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. Through this scheme, 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. On the ring, and because the first side end of the waterproof gland is in contact with the second circuit board arranged on the annular waterproof rubber ring, the first side end of the waterproof gland can prevent the second circuit board from moving away. The direction of the annular waterproof rubber ring (that is, to 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 sealed space and causing Corrosion occurs in the first socket and the second socket in the sealed space, thereby improving the service life of the connector.

Description of drawings

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

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

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

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

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

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

Fig. 7 is a fourth schematic diagram of a connector provided by an embodiment of the present invention;

Fig. 8 is the sectional view that provides several kinds of annular waterproof rubber rings of the 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 provided by an embodiment of the present invention.

Explanation of numbers in the drawings: 01—connector; 02—first circuit board; 03—annular 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—bracket; 11—housing.

Detailed ways

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

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

The terms "first" and "second" in the specification and claims of the present invention are used to distinguish different objects, rather than to describe a specific order of objects. For example, the first circuit board, the second circuit board, etc. are used to distinguish different circuit boards, rather than 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 as examples, illustrations or illustrations. Any embodiment or design solution described as "exemplary" or "for example" in the embodiments of the present invention shall not be construed as being more preferred or more advantageous than other embodiments or design solutions. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete manner.

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

A printed circuit board (PCB) refers to a circuit board that uses an insulating board as a base material and provides conductive patterns and conductive holes on the base material. It should be noted that, in the embodiments 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 flexible circuit board and a rigid circuit board, which are combined according to relevant process requirements after pressing and other processes, and form a circuit board with the characteristics of a flexible circuit board and a rigid circuit board.

It should be noted that the ring in the embodiment of the present invention refers to a ring-shaped geometric figure, but it is not limited to the shape of a ring, and may be other possible shapes. For example, the shape of the annular waterproof rubber ring can be rectangular, oval, etc. Specifically, it may be determined according to actual usage requirements, and is not specifically limited in this 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 disposed on the first circuit board and a first socket, a second circuit board disposed on the annular waterproof rubber ring, a second circuit board disposed on the second circuit board The second socket, and the waterproof gland that is arranged 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 Fitting connection, 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. Through this scheme, 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. On the ring, and because the first side end of the waterproof gland is in contact with the second circuit board arranged on the annular waterproof rubber ring, the first side end of the waterproof gland can prevent the second circuit board from moving away. The direction of the annular waterproof rubber ring (that is, to 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 sealed space and causing Corrosion occurs in the first socket and the second socket in the sealed space, thereby improving the service life of the connector.

The connector and the terminal device provided by the embodiment of the present invention will be exemplarily described below with reference to the 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, The second socket 06 arranged on the second circuit board 05 , and the waterproof gland 07 arranged on the second circuit board 05 and connected with the annular waterproof rubber ring 03 .

Wherein, the first socket 04 is located in the annular waterproof rubber ring 03, the first socket 04 and the second socket 06 are mated and connected, the first side end 071 of the waterproof gland 07 is in contact with the second circuit board 05, the waterproof gland 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 the embodiment of the present invention, the first socket 04 and the second socket 06 may be located in the 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 Figure 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 The second socket 06 can 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 above-mentioned waterproof gland 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 the embodiment of the present invention, the waterproof gland 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) in FIG. 3 , it 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 to the top 073 071 and the second side end portion 072, wherein the first side end portion 071 and the second side end portion 072 may be a ring-shaped side end portion. As shown in (b) in FIG. 3 , it is a cross-sectional view of the waterproof gland shown in (a) in FIG. 3 for an embodiment of the present invention along the B-B direction. As shown in (c) in FIG. 3 , it is a cross-sectional view of the waterproof gland shown in (a) in FIG. 3 for an embodiment of the present invention along the A-A direction. In this way, after the waterproof gland is arranged on the second circuit board and connected with the annular waterproof rubber ring, the first side end of the waterproof gland contacts the second circuit board, and the second side end of the waterproof gland is embedded into the In the annular waterproof rubber ring, the first side end of the waterproof gland can prevent the second circuit board from arching away from the annular waterproof rubber ring (that is, to the direction close to the waterproof gland), and then can avoid 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, thereby improving the life of the connector.

It should be noted that Fig. 2 is a cross-sectional view of the connector provided by the embodiment of the present invention, which shows a partial structure of the second side end 072 of the waterproof gland 07, but does not show the second side end The entire 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 the interference fit between the waterproof gland 07 and the annular waterproof rubber ring 03 can make the The waterproof gland 07 is fixed on the annular waterproof rubber ring 03, thereby preventing the second circuit board 05 from arching in a direction away from the annular waterproof rubber ring 03 (that is, toward a direction close to the waterproof gland 07), so that the annular waterproof The rubber ring 03 , the first circuit board 02 and the second circuit board 05 can form a sealed space to play a waterproof role.

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

Optionally, in this embodiment of the present invention, the foregoing connector may be a BTB connector. For example, the connector may specifically be a BTB connector used in a camera, a BTB connector used in a touch screen, or a BTB connector used in a fingerprint detection device. Specifically, it may be determined according to actual usage requirements, and is not specifically limited in this 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) and a slot (jack) etc. for realizing electrical connection in a BTB connector, and the above-mentioned second socket may be the BTB socket Plugs, males (positives) and pins used in connectors for use with sockets, females (negatives) and sockets (jacks). It can be understood that in practical applications, the second socket can also be a socket, a female head (negative head) and a slot (jack) in the BTB connector for electrical connection, and the first socket can also be a BTB connection socket. Plugs, male heads (positive heads) and pins used in conjunction with sockets, female heads (negative heads) and sockets (jacks) in devices. Specifically, it may be determined according to actual usage requirements, and is not specifically limited in this embodiment of the present invention.

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

An 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 The waterproof gland is fixed on the annular waterproof rubber ring, and because the first side end of the waterproof gland is in contact with the second circuit board arranged on the annular waterproof rubber ring, the first side end of the waterproof gland The portion can prevent the second circuit board from arching away from the annular waterproof rubber ring (that is, toward the direction close to the waterproof gland), thereby avoiding the gap between the second circuit board and the annular waterproof rubber ring, so It can prevent the first socket and the second socket in the sealed space from being corroded by water vapor or liquid entering the sealed space, thereby improving the service life of the connector.

Exemplarily, FIG. 4 is a partially 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 center of curvature 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 (i.e. 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 and the second circuit board can be connected to each other. The interference fit between the circuit boards increases the pressure between the first side end of the waterproof gland and the second circuit board, thus effectively preventing a gap between the second circuit board and the annular waterproof rubber ring, Furthermore, it is prevented that water vapor or liquid enters the sealed space formed by the annular waterproof rubber ring, the first circuit board and the second circuit board to cause 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 end portion of the first side of the waterproof gland 07 may be an arc surface (that is, a curved surface with certain symmetry). It can be understood that when the first side end of the waterproof gland can be a curved surface, the curved surface can further increase the pressure between the first side end of the waterproof gland and the second circuit board, thereby more effectively Prevent the second circuit board from arching away from the annular waterproof rubber ring (that is, toward the direction close to the waterproof gland).

Exemplarily, FIG. 6 is a partially 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 be 0.3 mm to 0.35 mm, so that the distance between the second side end of the waterproof gland and the annular waterproof rubber ring can be too large. fit, so that the waterproof gland can be more stably fixed on the annular waterproof rubber ring.

Optionally, in the embodiment of the present invention, the material of the above-mentioned waterproof gland can be a hard material, that is, a material capable of maintaining its original shape without mechanical deformation under the action of an 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 hard 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 be against the second circuit board without mechanical deformation, so as to prevent the second circuit board from arching away from the annular waterproof rubber ring (that is, toward the direction close to the waterproof gland), thereby avoiding the second circuit board and the annular There is a gap between the waterproof rubber rings, 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, which can improve the life of the connector.

Optionally, referring to FIG. 2 , as shown in FIG. 7 , in the 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 be bonded to the waterproof gland and the second circuit board, thereby making the connection between the waterproof gland and the second circuit board more stable, thereby improving the stability of the connector.

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

Optionally, in the embodiment of the present invention, the first circuit board may be a rigid circuit board, a flexible circuit board, or a rigid-flex board, and the second circuit board may be a rigid circuit board, a flexible circuit board, or a rigid-flex board. Wherein, when the first circuit board is a rigid circuit board and the second circuit board is a flexible circuit board, it is convenient to fasten the second socket on the second circuit board to the first socket on the first circuit board, that is, to produce 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 and stretchable properties. For example, the annular waterproof apron may be a waterproof foam apron or a silicone waterproof apron (that is, the material of the annular waterproof apron may be waterproof foam or silica gel).

Further, in the embodiment of the present invention, the above-mentioned annular waterproof rubber ring can be an annular waterproof rubber ring with a certain thickness, and the shape of the annular waterproof rubber ring can match the first socket. Specifically, the thickness of the shape of the annular waterproof rubber ring may be greater than the thickness when the first socket and the second socket are mated 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, the connector can be improved. The tightness of the sealed space.

Optionally, FIG. 8 is a cross-sectional view of several kinds of annular waterproof rubber rings provided in the embodiment of the present invention. As shown in (a) in FIG. 8, (b) in FIG. 8 and (c) in FIG. It can be understood that in practical applications, the annular waterproof rubber ring can also have other possible shapes, which can 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 that it can be avoided to a certain extent. Water vapor or liquid enters the sealed space to cause corrosion of the first socket and the second socket in the sealed space, thereby improving the service 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 adhesive glue or hot melt glue. It can be understood that the bonding member can bond the first circuit board and the shaped waterproof rubber ring, thereby making the connection between the first circuit board and the shaped waterproof rubber ring 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 above-mentioned connector 01 provided in any one of the embodiments shown in FIGS. 2 to 8 . For the description of the connector, reference may be made to relevant descriptions in the foregoing 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 may be a non-mobile terminal device. Exemplarily, the mobile terminal device may be a mobile phone, tablet computer, notebook computer, palmtop computer, vehicle terminal device, wearable device, ultra-mobile personal computer (ultra-mobile personal computer, UMPC), netbook or personal digital assistant (personal digital assistant, PDA), etc., and 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, etc. Specifically, it may be determined according to actual usage requirements, and is not specifically limited in this 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 Since the first side end of the waterproof gland is in contact with the second circuit board arranged 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 ring. The direction of the ring (that is, the direction close to the waterproof gland) is arched, so as to avoid the gap between the second circuit board and the annular waterproof rubber ring, so as to prevent water vapor or liquid from entering the sealed space and causing the sealed space to Corrosion of the first socket and the second socket can improve the lifespan of the connector, that is, the lifespan of the terminal equipment can be improved.

Optionally, referring to FIG. 9, as shown in FIG. 10, in the embodiment of the present invention, the terminal device 09 may further include a bracket 10, and the bracket 10 may be attached to 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 of the terminal device 09 (such as a casing). It can be understood that the bracket can better fix the waterproof gland.

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

It should be noted that, in order to more clearly illustrate the connector provided by 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 As for the partial schematic diagram of the connector, the above-mentioned FIG. 9 and the above-mentioned FIG. 10 only provide a partial schematic diagram 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 specifically determined according to actual usage requirements, and are not specifically limited in this embodiment of the present invention.

Furthermore, herein, 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 comprising a series of elements includes not only those elements, but also includes Other elements not expressly listed, or elements inherent in the process, method, article, or apparatus are also included. Without further limitations, an element defined by the phrase "comprising a ..." does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element.

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 implementations, and the above-mentioned specific implementations are only illustrative, rather than restrictive, and those of ordinary skill in the art will Under the enlightenment of the present invention, without departing from the gist of the present invention and the protection scope of the claims, many forms can also be made, all of which belong to the protection of the present invention.

Claims (9)

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