CN216389851U

CN216389851U - Waterproof connector

Info

Publication number: CN216389851U
Application number: CN202122792510.5U
Authority: CN
Inventors: 左燚
Original assignee: Shenzhen Yizhong Electronic Co ltd
Current assignee: Shenzhen Yizhong Electronic Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-26
Anticipated expiration: 2031-11-15

Abstract

The embodiment of the utility model discloses a waterproof connector, which comprises a plug main body and a conductive piece, wherein the plug main body comprises a first wall surface and a second wall surface which are oppositely arranged, and a side wall positioned between the first wall surface and the second wall surface, the plug main body is provided with an assembly hole for communicating the first wall surface and the second wall surface, the conductive piece is arranged in the assembly hole, the conductive piece and the assembly hole are respectively provided with a plurality of conductive pieces which are arranged in one-to-one correspondence with the assembly hole, the side wall is provided with a sealing groove, the assembly holes are all communicated with the sealing groove, the sealing groove is filled with glue formed by curing glue, the glue is used for sealing the assembly hole so as to carry out waterproof sealing on a gap between the assembly hole and the conductive piece, and prevent water vapor from entering the waterproof connector through the gap between the assembly hole and the conductive piece to damage internal electric appliance parts of the waterproof connector, and has better waterproof sealing effect, the sealing method in the form of glue injection and curing of the sealing part has low production difficulty, and the production cost of the waterproof connector can be reduced.

Description

Waterproof connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a waterproof connector.

Background

The connector connects the devices of the two active devices to transmit current or signals. With the development of scientific technology, connectors gradually have better performance, such as waterproof performance, high current transmission and other functions. The traditional waterproof connector generally adopts an in-mold injection molding process to realize the integral injection molding of the connector, so that the waterproof performance of the connector can be ensured, but the process difficulty of the injection molding process is higher, the injection molding period is longer, and the production cost and the production efficiency of the waterproof connector are higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a waterproof connector, and aims to solve the technical problems that the integral injection molding of the connector is realized by adopting an in-mold injection molding process, the process difficulty of the injection molding process is higher, and the injection molding period is longer in the conventional waterproof connector.

The utility model provides a waterproof connector which comprises a plug main body and a conductive piece, wherein the plug main body comprises a first wall surface and a second wall surface which are oppositely arranged, and a side wall positioned between the first wall surface and the second wall surface, the plug main body is provided with a plurality of assembly holes for communicating the first wall surface with the second wall surface, the conductive piece is arranged in the assembly holes, the conductive piece and the assembly holes are respectively provided with a plurality of pieces, the conductive piece and the assembly holes are arranged in a one-to-one correspondence manner, the side wall is provided with a sealing groove, the assembly holes are all communicated with the sealing groove, the sealing groove is filled with glue formed by curing glue, and the glue is used for sealing the assembly holes.

In one embodiment, the plurality of conductive members includes a charging pin and a signal pin, the charging pin is different from the signal pin, the charging pin and the signal pin are metal pins, the charging pin is used for passing a charging current, and the signal pin is used for passing a data signal.

In one embodiment, the diameter size of the signal pin is smaller than that of the charging pin.

In one embodiment, the charging pin and the signal pin are both copper pins, the diameter of the charging pin is between 1.6mm and 1.8mm, and the diameter of the signal pin is between 1.1mm and 1.3 mm.

In one embodiment, the waterproof connector further includes an elastic seal ring and a housing, the housing is sleeved on the plug main body and exposes the first wall surface, and the elastic seal ring is arranged between the plug main body and the housing.

In one embodiment, the side wall is provided with an annular groove, a part of the elastic sealing ring is accommodated in the annular groove, and when the outer sleeve is arranged on the plug main body, the elastic sealing ring elastically connects the outer sleeve and the plug main body.

In one embodiment, the elastic sealing ring is an elastic silica gel ring, and the diameter of the elastic silica gel ring is 1.8mm-2.2 mm.

In one embodiment, the waterproof connector further includes a circuit board and a plug, the conductive member includes a first end close to the first wall surface and a second end connected to the circuit board, and the plug is disposed on the circuit board.

In one embodiment, the plug main body is provided with a positioning groove, and the end part of the circuit board is matched with the positioning groove.

In one embodiment, the circuit board is provided with a fixing hole, and the fixing hole is used for being matched with a fixing piece so as to mount the circuit board on the waterproof connector.

The embodiment of the utility model has the following beneficial effects:

by adopting the waterproof connector, the conductive piece is arranged in the assembling hole, the sealing groove is filled with the colloid formed by curing the glue, and the assembling hole can be sealed by the colloid due to the fact that the assembling holes are communicated with the sealing groove, so that a gap between the assembling hole and the conductive piece is sealed in a waterproof manner, water vapor is prevented from entering the waterproof connector through the gap between the assembling hole and the conductive piece to damage internal electric parts of the waterproof connector, a better waterproof sealing effect can be achieved, the sealing means of the glue injection curing form of the sealing part is low in production difficulty, the production cost of the waterproof connector can be reduced, and the production efficiency of the waterproof connector is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

figure 1 is a schematic view of a waterproof connector in one embodiment.

Fig. 2 is an exploded view of the waterproof connector shown in fig. 1.

Fig. 3 is another perspective view of the waterproof connector shown in fig. 1.

Fig. 4 is a plan view of the waterproof connector shown in fig. 1.

Fig. 5 is a side view of the watertight connector shown in fig. 1.

Fig. 6 is a bottom view of the waterproof connector shown in fig. 1.

Reference numerals: 100. a plug main body; 110. a first wall surface; 120. a second wall surface; 130. a side wall; 140. an assembly hole; 150. a sealing groove; 160. an annular groove; 170. positioning a groove; 200. a conductive member; 210. a charging pin; 220. a signal pin; 300. an elastic sealing ring; 400. a circuit board; 410. a fixing hole; 500. a plug-in connector.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The embodiment of the utility model discloses a waterproof connector which is mainly used for connecting devices of two active devices and transmitting current or signals. The waterproof connector can be applied to the environment with high humidity or the environment easily polluted by water vapor, and is a precise connector applied to electronic products such as mobile phones.

Referring to fig. 1 to 6, a waterproof connector according to an embodiment includes a plug main body 100 and conductive members 200, the plug main body 100 is provided with mounting locations for mounting the conductive members 200, and the conductive members 200 are arranged in an array on the plug main body 100.

In this embodiment, the plug main body 100 includes a first wall surface 110 and a second wall surface 120 that are oppositely disposed, and a side wall 130 that is located between the first wall surface 110 and the second wall surface 120, the plug main body 100 is provided with a mounting hole 140 that communicates the first wall surface 110 and the second wall surface 120, a conductive member 200 is disposed in the mounting hole 140, a plurality of conductive members 200 and mounting holes 140 are respectively disposed, the conductive members 200 and the mounting holes 140 are disposed in a one-to-one correspondence, and the conductive member 200 located on the first surface can be electrically connected to an external interface, so as to implement transmission of current or signals.

Further, in this embodiment, the side wall 130 is provided with the seal groove 150, the plurality of assembly holes 140 all communicate with the seal groove 150, the colloid that the glue solidification formed is filled in the seal groove 150, the colloid is used for sealing the assembly holes 140, in order to realize carrying out waterproof sealing to the gap between the assembly holes 140 and the conductive piece 200, avoid steam to enter into inside the waterproof connector through the gap of assembly holes 140 and conductive piece 200, cause the damage to the inside electrical components of the waterproof connector, can have better waterproof sealing effect. By means of dispensing on the side of the sealing groove 150, the waterproof connector can reach the waterproof standard of IP 68.

It can be understood that, compared with the traditional waterproof sealing means which adopts the in-mold injection molding process to realize the integral injection molding of the connector, on one hand, the sealing part of the waterproof connector of the embodiment has low production difficulty through the sealing means in the glue injection curing form, simplifies the sealing waterproof process, can reduce the production cost of the waterproof connector, reduces the injection molding cost, and on the other hand, the production efficiency of the sealing part of the waterproof connector of the embodiment is higher because the limitation of the injection molding process on the injection molding production cycle is not required to be considered.

In an embodiment, with continued reference to fig. 1 to 6, the plurality of conductive members 200 includes a charging pin 210 and a signal pin 220, the charging pin 210 is different from the signal pin 220, the charging pin 210 and the signal pin 220 are metal pins, the charging pin 210 is used for passing a charging current, and the signal pin 220 is used for passing a data signal.

The charging pin 210 and the signal pin 220 may be respectively provided in plural numbers, and may be designed according to the intensity of the current or signal transmitted by the conductive member 200 or different fitting shapes and sizes of the conductive member 200 through two different conductive members 200, so as to increase the fittability of the port of the waterproof connector.

Since the conductive members 200 may have different shapes and sizes, the sizes of the conductive members 200 may be reduced as much as possible according to the port transmission requirements of the waterproof connector, thereby facilitating the array distribution of the conductive members 200 to reduce the size of the waterproof connector.

Further, the diameter of the signal pin 220 is smaller than that of the charging pin 210, the charging pin 210 has a larger size to transmit a high current, and the signal pin 220 has a smaller size to transmit a signal.

It can be understood that, since the charging current is high current, for example, the current reaches 4A, the requirement on the size of the conductive device 200 is high, the signal transmission is low current, and the requirement on the size of the conductive device 200 is low, the diameter size of the signal pin 220 can be smaller than that of the charging pin 210, so as to save the arrangement space of the signal pin 220, and the waterproof connector of the present embodiment can be applied to assembly in a small space.

Preferably, the charging pin 210 and the signal pin 220 are both copper pins, the diameter of the charging pin 210 is between 1.6mm and 1.8mm, and the diameter of the signal pin 220 is between 1.1mm and 1.3 mm. Specifically, the diameter of the charging pin 210 is 1.7mm, and the diameter of the signal pin 220 is 1.2 mm.

Of course, in other embodiments, the charging pin 210 and the signal pin 220 may be made of other materials, for example, gold-plated metal pins or other conductive materials, the sizes of the charging pin 210 and the signal pin 220 may be other choices, the specific diameter sizes of the charging pin 210 and the signal pin 220 may be designed according to the specific current requirement and the signal requirement of the waterproof connector, in addition, the plurality of conductive members 200 may further include other conductive pins, the sizes of the other conductive pins are different from those of the charging pin 210 and the signal pin 220, and the kinds and sizes of the other conductive pins may be adjusted according to the design requirement of the waterproof connector.

In an embodiment, with continued reference to fig. 1 to 6, the waterproof connector further includes an elastic sealing ring 300 and a housing, the housing is disposed on the plug main body 100 and exposes the first wall 110, the elastic sealing ring 300 is disposed between the plug main body 100 and the housing to seal an assembly gap between the plug main body 100 and the housing, and water and moisture can enter the waterproof connector through the gap.

Further, in the present embodiment, the side wall 130 is provided with the annular groove 160, and a portion of the elastic sealing ring 300 is received in the annular groove 160, and when the outer shell is provided on the plug main body 100, the elastic sealing ring 300 elastically connects the outer shell and the plug main body 100. By the arrangement of the annular groove 160, the elastic sealing ring 300 can be stably arranged between the plug main body 100 and the housing to achieve a stable waterproof sealing effect. Preferably, the elastic sealing ring 300 is an elastic silicone ring, and the wire diameter of the elastic silicone ring is between 1.8mm and 2.2 mm. Specifically, the diameter of the elastic silica gel ring is 2.0 mm. It needs to be noted that, in order to reduce the precision requirement to production and complete machine assembly, the line diameter size of elastic silica gel circle needs to be properly increased, and is bigger to the precision redundancy when guaranteeing waterproof requirement.

Of course, in other embodiments, the wire diameter of the elastic silicone ring may also be greater than 2.2mm, for example, 2.4mm, 2.5mm, and the specific elastic sealing size of the elastic silicone ring may be adjusted according to the waterproof sealing requirement.

In an embodiment, the waterproof connector further includes a circuit board 400 and a plug 500, the conductive member 200 includes a first end near the first wall 110 and a second end connected to the circuit board 400, and the plug 500 is disposed on the circuit board 400.

Therefore, the waterproof connector has two plugging portions for receiving or transmitting current or signals, the array arrangement of the conductive members 200 can form a first plugging portion at the first wall surface 110, and the plugging connector 500 can form a second plugging portion to respectively realize external connection.

Specifically, the first plug connector 500 is plugged into one end of a connecting line, the other end of the connecting line is provided with an HDMI connector and/or a USB3.0 connector, and the second plug connector is plugged into a computer motherboard. Of course, in other embodiments, the second connector 500 may also be plugged into a motherboard of a display screen, and the specific plugging adaptation of the two plugging portions of the waterproof connector may be adjusted according to the specific application field and product of the waterproof connector.

In an embodiment, referring to fig. 1 to fig. 6, the plug main body 100 is provided with a positioning groove 170, and an end of the circuit board 400 is adapted to the positioning groove 170, so as to facilitate stable arrangement of the circuit board 400 on the waterproof connector.

Specifically, the circuit board 400 is provided with a fixing hole 410, and the fixing hole 410 is adapted to a fixing member to mount the circuit board 400 on the waterproof connector. The fixing member may be a separate locking member to fix the circuit board 400 to the housing through the fixing member, and the fixing member may also be a locking post provided on an inner wall of the housing, and the fixing hole 410 may be fixed to the housing by being engaged with the locking post.

Further, circuit board 400 has electrical connection holes arranged in an array, and the electrical connection holes are disposed in one-to-one correspondence with the second ends of conductive members 200, so as to implement the installation of conductive members 200 on circuit board 400.

Preferably, the circuit board is further provided with a locking hole, and the waterproof connector further includes a locking member which penetrates through the locking hole and is fixedly connected to the plug main body 100.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the utility model is not limited by the scope of the appended claims.

Claims

1. The utility model provides a waterproof connector, its characterized in that, includes plug main part and electrically conductive, plug main part is including relative first wall and the second wall that sets up, and is located first wall with lateral wall between the second wall, plug main part is equipped with the intercommunication first wall with the pilot hole of second wall, electrically conductive locate in the pilot hole, electrically conductive with the pilot hole is equipped with a plurality ofly respectively, electrically conductive with the pilot hole one-to-one sets up, the lateral wall is equipped with the seal groove, and is a plurality of the pilot hole all with the seal groove intercommunication, it has the colloid that the glue solidification formed to fill in the seal groove, the colloid is used for sealing the pilot hole.

2. The waterproof connector according to claim 1, wherein a plurality of the conductive members include a charging pin and a signal pin, the charging pin and the signal pin are different, the charging pin and the signal pin are both metal pins, the charging pin is used for passing a charging current, and the signal pin is used for passing a data signal.

3. The watertight connector according to claim 2, wherein a diameter size of the signal pin is smaller than a diameter size of the charging pin.

4. The waterproof connector according to claim 3, wherein the charging pin and the signal pin are both copper pins, the diameter of the charging pin is between 1.6mm and 1.8mm, and the diameter of the signal pin is between 1.1mm and 1.3 mm.

5. The watertight connector as recited in claim 1, further comprising an elastic packing and a housing, the housing being fitted over the plug main body and exposing the first wall surface, the elastic packing being provided between the plug main body and the housing.

6. The watertight connector as recited in claim 5, wherein the side wall is provided with an annular groove, a part of the elastic sealing ring being received in the annular groove, the elastic sealing ring elastically connecting the outer sheath and the plug main body when the outer sheath is provided on the plug main body.

7. The waterproof connector according to claim 6, wherein the elastic sealing ring is an elastic silicone ring, and the wire diameter of the elastic silicone ring is between 1.8mm and 2.2 mm.

8. The waterproof connector according to any one of claims 1 to 7, further comprising a circuit board and a plug, wherein the conductive member includes a first end adjacent to the first wall surface and a second end connected to the circuit board, and the plug is provided on the circuit board.

9. The watertight connector as recited in claim 8, wherein the plug main body is provided with a positioning groove, and the end portion of the circuit board is fitted with the positioning groove.

10. The waterproof connector according to claim 8, wherein the circuit board is provided with a fixing hole for fitting with a fixing member to mount the circuit board on the waterproof connector.