CN217085617U

CN217085617U - Connection structure for AV host and IP body

Info

Publication number: CN217085617U
Application number: CN202123203376.7U
Authority: CN
Inventors: 樊成; 张少雄; 王小海; 童浩; 刘欢
Original assignee: Guangzhou Automobile Group Co Ltd
Current assignee: Guangzhou Automobile Group Co Ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-07-29
Anticipated expiration: 2031-12-16

Abstract

The utility model provides a connection structure for between AV host computer and the IP body, including being fixed in the terminal bulb round pin of AV host computer and being fixed in the bulb fixing base on the I P body, work as the AV host computer pushes along the horizontal direction in the I P body, the bulb round pin insert and the joint in the bulb fixing base. The utility model provides a connection structure for between AV host computer and I P body, the end at the AV host computer is provided with the bulb round pin to be provided with the bulb fixing base on I P body, on the one hand through the bulb round pin with bulb fixing base buckle fixed mode replace the traditional screw bolt's connected mode, the assembly is more simple and convenient and swift, reduced material cost and assembly man-hour effectively; on the other hand, through the buckle limiting structure between the ball pin and the ball head fixing seat, self-adaptive clamping limiting fixing is realized, and collision abnormal sound when the road section jolts is avoided.

Description

Connection structure for AV host and IP body

Technical Field

The utility model belongs to the technical field of the automobile parts technique of connecting and specifically relates to a connection structure that is used for between AV host computer and the IP body.

Background

Along with the continuous improvement of living standard of people, the possession of private cars in cities is increasing year by year. The demand for individualization and diversification in automobiles is also continuously increasing. Increasingly, the AV host is equipped in automobiles to enhance the driving experience of the vehicle. When the existing AV host is arranged, the AV host is mainly assembled in an X-direction pushing mode, and then the AV host and the IP body are fixedly connected in a fastening mode through two or four bolts. However, due to the fact that the bolt connecting force is insufficient and the center of gravity of the AV host is overhung, when the vehicle runs on a bumpy road section, collision abnormal sound is easily generated at the connecting position of the AV host and the IP body, and therefore driving experience of the vehicle is affected.

Disclosure of Invention

The utility model aims to solve current AV host computer and IP body and adopt bolted connection's fixed mode, easy because bolted connection power is not enough, AV host computer focus hangs outward and leads to the vehicle to go to the bump the highway section when bump the abnormal sound and influence the shortcoming of the experience of driving of vehicle, provide a connection structure that is used for between AV host computer and the IP body.

The utility model provides a technical scheme that its technical problem adopted is: a connecting structure used between an AV host and an IP body comprises a ball pin fixed at the tail end of the AV host and a ball fixing seat fixed on the IP body, wherein when the AV host is pushed into the IP body along the horizontal direction, the ball pin is inserted into and clamped in the ball fixing seat.

Further, the bulb round pin includes first installation piece, set up in first installation piece one side with AV host computer fixed connection's first installation department with set up in first installation piece opposite side with the second installation department that bulb fixing base buckle is connected.

Specifically, the second installation department include cylindrical round pin body and set up in the bulb of cylindrical round pin body tip, be provided with on the outer periphery of cylindrical round pin body with the ring groove of bulb fixing base joint.

Specifically, the annular clamping groove forms a first conical surface and a second conical surface which are oppositely arranged and communicated on the cylindrical pin body, the diameter of the first conical surface is gradually reduced from one side of the first mounting piece to one side of the ball head, the diameter of the second conical surface is gradually increased from one side of the first mounting piece to one side of the ball head, and the second conical surface is arranged at one side close to the ball head.

Further, the bulb fixing seat comprises a second mounting piece and a resin sleeve arranged on one side of the second mounting piece, an opening communicated with the resin sleeve is formed in the second mounting piece, and a second mounting portion of the bulb pin is inserted into the resin sleeve through the opening.

Specifically, be provided with on the telescopic inner wall of resin with the annular bulge of ring groove buckle, the telescopic annular bulge of resin inlays to be located the ring groove department of second installation department.

Specifically, the outer wall of the resin sleeve is provided with a fixing groove connected with the IP body, the IP body is provided with a mounting hole for fixing the ball head fixing seat, and the fixing groove is embedded in the mounting hole.

Specifically, the diameter of the opening is 0.1mm to 0.5mm larger than the diameter of the cylindrical pin body of the second mounting portion.

Specifically, an external thread connected with the AV main machine is arranged on the outer side of the first mounting portion of the ball pin, a threaded hole fixed with the ball pin is formed in the AV main machine, and the ball pin is in threaded connection with the AV main machine.

Specifically, the first mounting portion of the ball stud is integrally formed with the casing of the AV host.

The utility model provides a connection structure for between AV host computer and the IP body's beneficial effect lies in: the tail end of the AV host is provided with the ball pin, the IP body is provided with the ball fixing seat, and the ball pin is inserted into the ball fixing seat, so that on one hand, the AV host and the IP body are connected into a whole in a way of fastening and fixing the ball pin and the ball fixing seat, the traditional connection mode of a screw bolt is replaced, the assembly is simpler and faster than the bolt connection, and the material cost and the assembly time are effectively reduced; on the other hand, through the buckle limiting structure between the ball pin and the ball head fixing seat, self-adaptive clamping limiting fixing is realized, and collision abnormal sound when the road section jolts is avoided.

Drawings

Fig. 1 is a schematic perspective view of a connection structure between an AV host and an IP body according to the present invention;

fig. 2 is a schematic perspective view of an AV host provided by the present invention having a ball pin;

fig. 3 is a schematic three-dimensional structure diagram of the IP body provided by the present invention with a ball head fixing seat;

fig. 4 is a schematic perspective view of the ball stud provided in the present invention;

fig. 5 is a sectional view of the ball stud inserted into the ball fixing seat of the present invention.

In the figure: 100-connecting structure, 10-AV main machine, 11-ball pin, 111-first mounting piece, 112-first mounting part, 113-second mounting part, 1131-cylindrical pin body, 1132-ball head, 1133-annular clamping groove, 1133 a-first conical surface and 1133 b-second conical surface;

20-IP body, 21-ball head fixing seat, 211-second mounting piece, 212-resin sleeve, 2121-annular protrusion, 2122-fixing groove and 22-mounting hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 5, a connection structure 100 for use between an AV host 10 and an IP body 20 is provided. The utility model provides a fixed connection between connection structure 100 is particularly useful for the AV host computer 10 and the IP body 20 of car uses, and this connection structure 100 can replace traditional bolted connection mode, not only makes things convenient for the assembly more, can also reach from spacing through mutually supporting to can not become flexible or pine takes off in long-term use yet, ensures to remain the connection scheme of relatively firm throughout between AV host computer 10 and the IP body 20.

Further, as shown in fig. 1-3, the present invention provides a connection structure 100 for connecting an AV host 10 and an IP body 20, which includes a ball stud 11 fixed at the end of the AV host 10 and a ball fixing seat 21 fixed on the IP body 20. The ball stud 11 disposed on the AV host 10 is fixed to the end of the AV host 10, so that the problems of difficult end limit, unstable fixation, and overhanging center of gravity of the AV host 10 can be better solved. The stability of the back end of the AV host 10 can be increased by connecting the ball stud 11 provided at the end of the AV host 10 to the IP body 20. The IP body 20 is provided with a ball fixing seat 21 at a position opposite to the position where the IP body is matched with the AV host 10, and the ball fixing seat 21 and the ball pin 11 are matched with each other to realize a fixed connection scheme between the AV host 10 and the IP body 20.

Specifically, when the AV host 10 and the IP body 20 need to be assembled, the AV host 10 is simply pushed into the IP body 20 along the horizontal direction, and the ball stud 11 is inserted into the ball stud holder 21, so that the ball stud 11 at the end of the AV host 10 and the ball stud holder 21 of the IP body 20 are mutually fixed in a snap-fit manner. That is, when the AV host 10 is pushed into the IP body 20 in the horizontal direction, the ball 11 is inserted into and engaged with the ball holder 21. The ball stud 11 fixed on the AV host 10 is in snap-fit connection with the ball fixing base 21 inside the ball fixing base 21, so that even under a road condition with bumpy road surface, the AV host 10 and the IP body 20 are relatively displaced, the ball stud 11 can have a certain relative movement amount in the ball fixing base 21, and the relative position of the ball stud 11 is limited by the ball fixing base 21 on the IP body 20, thereby ensuring stable connection between the ball stud 11 and the ball fixing base 21, and maintaining the relative fixation between the AV host 10 and the IP body 20. Meanwhile, when the movement amount of the ball stud 11 is absorbed by the ball fixing seat 21, the ball stud 11 and the ball fixing seat 21 do not collide with each other and do not generate any abnormal sound, so that the problem that the abnormal sound is generated when the road condition is not good when the AV host 10 is connected with the IP body 20 through the bolt is solved.

Further, as shown in fig. 4, a schematic perspective view of the ball stud 11 located on the AV host 10 in the connection structure 100 according to the present invention is shown. The ball stud 11 includes a first mounting piece 111, a first mounting portion 112 disposed on one side of the first mounting piece 111 and fixedly connected to the AV host 10, and a second mounting portion 113 disposed on the other side of the first mounting piece 111 and connected to the ball fixing seat 21 in a snap-fit manner. The first mounting piece 111, the first mounting portion 112, and the second mounting portion 113 of the ball stud 11 are integrally formed, wherein the first mounting portion 112 may be integrally formed with the casing of the AV host 10. A housing of the AV main unit 10 may be provided with a screw hole to be fixed to the ball stud 11, an external thread to be connected to the AV main unit 10 may be provided on an outer side of the first mounting portion 112 of the ball stud 11, and the ball stud 11 may be screwed to the AV main unit 10. The first mounting portion 112 of the ball stud 11 and the AV host 10 can be relatively independent and can be fixedly connected with each other through various connecting methods, including but not limited to, a threaded connection, a riveted connection, an adhesive fixation, a welded fixation, and the like. The second mounting portion 113 of the ball stud 11 is mainly used for realizing the snap-fit fixed connection between the ball stud 11 and the ball holder 21.

Specifically, the utility model provides a second installation department 113 in ball stud 11 includes cylindrical round pin body 1131 and sets up in the bulb 1132 of cylindrical round pin body 1131 tip, is provided with the ring groove 1133 with bulb fixing base 21 joint on cylindrical round pin body 1131's the outer periphery. The second mounting portion 113 of the ball stud 11 can be completely inserted into the ball holder 21 and is continuously fastened to the ball holder 21. The cylindrical pin 1131 is a fixed end portion with the first mounting plate 111, and the ball 1132 is a movable end portion far from the first mounting plate 111. This bulb 1132's arc design can make things convenient for whole second installation department 113 to insert in bulb fixing base 21 to can have certain activity space in bulb fixing base 21. And the ring-shaped clamping groove 1133 arranged on the cylindrical pin body 1131 is mainly used for realizing the buckling connection with the ball head fixing seat 21, and the ring-shaped clamping groove 1133 is arranged on the cylindrical pin body 1131, so that the ring-shaped protrusion 2121 in the ball head fixing seat 21 can be conveniently embedded, and the mutual buckling is realized.

As shown in fig. 4, the annular groove 1133 formed in the second mounting portion 113 of the ball stud 11 forms a first conical surface 1133a and a second conical surface 1133b that are oppositely arranged and communicate with each other on the cylindrical stud body 1131. The first conical surface 1133a has a diameter gradually decreasing from the first mounting piece 111 side toward the ball 1132 side. The second conical surface 1133b has a diameter that gradually increases from the first attachment piece 111 side toward the ball 1132 side, and the second conical surface 1133b is provided on the side closer to the ball 1132. The slope of the first conical surface 1133a is smaller, the slope of the second conical surface 1133b is larger, and the relative position of the ball stud 11 in the ball stud fixing seat 21 is limited by the abutment of the second cylindrical surface 1133b and the ball stud fixing seat 21, so that the ball stud 11 is ensured not to be loosened from the ball stud fixing seat 21.

Further, as shown in fig. 5, a cross-sectional view of the connection structure 100 provided by the present invention when the ball stud 11 and the ball fixing seat 21 are fixed together is shown. The ball head fixing base 21 fixed to the IP body 20 includes a second mounting piece 211 and a resin sleeve 212 provided on one side of the second mounting piece 211. The second mounting piece 211 has one end face of the resin sleeve 212 bonded to the mounting surface of the IP body 20. The end surface of the second mounting piece 211, at which the resin sleeve 212 is not provided, and the end surface of the first mounting piece 111 of the ball stud 11, at which the second mounting portion 112 is provided, are abutted against each other, so that the depth of insertion of the ball stud 11 into the ball mount 21 is limited by the first mounting piece 111 and the second mounting piece 211.

Specifically, as shown in fig. 5, the second mounting piece 211 of the ball head fixing base 21 is provided with an opening 2111 communicating with the resin sleeve 212, and the second mounting portion 113 of the ball head pin 11 is inserted into the resin sleeve 212 through the opening 2111. The opening 2111 has a diameter that is 0.1mm to 0.5mm greater than the diameter of the cylindrical pin body 1131 of the second mounting portion 113. The diameter of the opening 2111 is larger than the diameter of the cylindrical pin body 1131 of the second mounting portion 113 of the ball stud 11, so that the second mounting portion 113 of the ball stud 11 can be smoothly inserted into the resin sleeve 212. In this embodiment, the diameter of the opening 2111 is 0.1mm larger than the diameter of the cylindrical pin body 1131 of the ball stud 11, which is a single side, so that the ball stud 11 can be inserted into the resin sleeve 212 smoothly from any intersecting bottom.

Specifically, as shown in fig. 5, an annular protrusion 2121 that is engaged with the annular groove 1133 is disposed on an inner wall of the resin sleeve 212 of the ball head fixing seat 21, and the annular protrusion 2121 of the resin sleeve 212 is inserted into the annular groove 1133 of the second mounting portion 113. The annular protrusion 2121 formed on the inner wall of the resin sleeve 212 is mainly used for being matched with the annular groove 1133 formed on the ball stud 11 so as to realize mutual buckling. The annular protrusion 2121 and the resin sleeve 212 are integrally formed, and the annular protrusion 2121 has a certain elastic deformation due to the material property, so that when the second mounting portion 113 of the ball stud 11 is inserted into the resin sleeve 21, the ball 1132 of the ball stud 11 can be inserted into the annular protrusion 2121 only by applying a certain force. Meanwhile, the second conical surface 1133b formed on the annular groove 1133 abuts against the inclined surface formed by the annular protrusion 2121, so that the interference fit between the annular protrusion 2121 and the second conical surface 1133b is realized. Even under the road condition of bumpy road, the ball stud 11 on the AV host 10 can still be stably inserted into the ball fixing seat 21, and the relative movement of the ball stud 11 is absorbed by the resin sleeve 212 of the ball fixing seat 21.

Specifically, as shown in fig. 5, the outer wall of the resin sleeve 212 of the ball head fixing seat 21 of the present invention is provided with a fixing groove 2122 connected to the IP body 20. As shown in fig. 2, the IP body 20 provided by the present invention is provided with a mounting hole 22 for fixing the ball fixing seat 21, and the fixing groove 2122 is embedded in the mounting hole 22. The fixing groove 2122 is disposed at a connection portion of the second mounting piece 211 of the ball head fixing seat 21 and the resin sleeve 212, and the fixing groove 2122 of the ball head fixing seat 21 is clamped into the mounting hole 22 of the IP body 20 by the resin sleeve 212 having a certain amount of elastic deformation, so that the fixing connection between the ball head fixing seat 21 and the IP body 20 is achieved through the fixing groove 2122. Of course, the utility model provides a bulb fixing base 21 can also with IP body 20 integrated into one piece, wherein this bulb fixing base 21's second installation piece 211 is IP body 20's casing, this resin sleeve 212 is for setting up the elastic sleeve on IP body 20's casing.

The utility model provides a connection structure 100 that is used for between AV host computer 10 and IP body 20, be provided with bulb round pin 11 at the end of AV host computer 10 to be provided with bulb fixing base 21 on IP body 20, insert in bulb fixing base 21 through bulb round pin 11, on the one hand through the fixed mode of bulb round pin 11 with bulb fixing base 21 buckle with AV host computer 10 and IP body 20 be connected as an organic whole, replaced the connected mode of traditional screw bolt, the assembly is more simple and convenient and swift than bolted connection, material cost and assembly man-hour have been reduced effectively; on the other hand, through the buckle limiting structure between the ball pin 11 and the ball head fixing seat 21, self-adaptive clamping limiting fixing is realized, and collision abnormal sound during road bump is avoided.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A connecting structure used between an AV host and an IP body is characterized by comprising a ball pin fixed at the tail end of the AV host and a ball fixing seat fixed on the IP body, wherein when the AV host is pushed into the IP body along the horizontal direction, the ball pin is inserted into and clamped in the ball fixing seat.

2. The connection structure of claim 1, wherein the ball stud includes a first mounting portion, a first mounting portion disposed at one side of the first mounting portion and fixedly connected to the AV host, and a second mounting portion disposed at the other side of the first mounting portion and snap-coupled to the ball holder.

3. The connecting structure between the AV host and the IP body according to claim 2, wherein the second mounting portion includes a cylindrical pin body and a ball head disposed at an end of the cylindrical pin body, and an annular groove engaged with the ball head fixing seat is disposed on an outer circumferential surface of the cylindrical pin body.

4. A connecting structure for an AV host and an IP body according to claim 3, wherein said ring-shaped slot forms two first and second conical surfaces which are opposite to each other and communicate with each other on said cylindrical pin body, said first conical surface gradually decreases in diameter from said first mounting piece side toward said ball head side, said second conical surface gradually increases in diameter from said first mounting piece side toward said ball head side, and said second conical surface is disposed on a side close to said ball head.

5. A connecting structure for an AV host and an IP body according to claim 3, wherein the ball fixing base includes a second mounting piece and a resin sleeve provided at one side of the second mounting piece, the second mounting piece is provided with an opening communicating with the resin sleeve, and the second mounting portion of the ball pin is inserted into the resin sleeve through the opening.

6. A connection structure for an AV host and an IP body according to claim 5, wherein an annular protrusion that is engaged with the annular groove is provided on an inner wall of the resin sleeve, and the annular protrusion of the resin sleeve is fitted into the annular groove of the second mounting portion.

7. The structure of claim 5, wherein a fixing groove is formed in an outer wall of the resin sleeve, the fixing groove is connected to the IP body, the IP body is provided with a mounting hole for fixing the ball fixing seat, and the fixing groove is inserted into the mounting hole.

8. A connection structure for an AV host and an IP body according to claim 5, wherein a diameter of the opening is 0.1mm to 0.5mm larger than a diameter of the cylindrical pin body of the second mounting part.

9. The connection structure between the AV host and the IP body as claimed in claim 2, wherein an external thread connected to the AV host is provided outside the first mounting portion of the ball stud, a screw hole fixed to the ball stud is provided on the AV host, and the ball stud is screw-connected to the AV host.

10. A connection structure for an AV host and an IP body according to claim 2, wherein the first fitting portion of the ball stud is integrally formed with a housing of the AV host.