CN209921034U

CN209921034U - Sealing connecting piece for automobile windshield

Info

Publication number: CN209921034U
Application number: CN201920346372.8U
Authority: CN
Inventors: 李圣根
Original assignee: Shenzhen Xinyi Automobile Glass Co Ltd
Current assignee: Shenzhen Xinyi Automobile Glass Co Ltd
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-01-10
Anticipated expiration: 2029-03-19

Abstract

The utility model belongs to the technical field of auto-parts, especially, relate to an automobile windshield's sealing connection spare. The sealing connecting piece comprises a first connecting part and a second connecting part, the first connecting part is bonded with the windshield, and the first end of the second connecting part is connected with the first connecting part; the first end of the second connecting part protrudes and extends to form a positioning protrusion; the second end of the second connecting part is bent and extends to form a water tank cover limiting arm, a positioning cavity for connecting the water tank cover is formed between the water tank cover limiting arm and the positioning bulge, and a limiting convex tongue is formed by protruding and extending the outer wall of the cavity bottom of the positioning cavity. When the water tank cover is connected with the sealing connecting piece, the connecting structure on the water tank cover is clamped in the positioning cavity like the connecting arm, at the moment, the limiting convex tongue can be abutted against the automobile parts around the water tank cover so as to support the second connecting part, so that the probability that the second connecting part is separated from the connecting arm of the water tank cover due to self gravity or external force is reduced, and the connecting stability between the water tank cover and the sealing connecting piece is improved.

Description

Sealing connecting piece for automobile windshield

Technical Field

The utility model belongs to the technical field of auto-parts, especially, relate to an automobile windshield's sealing connection spare.

Background

Generally, a water storage tank is disposed below a windshield, such as a front windshield, of an automobile, and is used for containing water left on the windshield and collecting the water and guiding the collected water out from the side of the water storage tank. Therefore, the reliability of the fixation and the sealing connection of the water storage tank and the automobile windshield directly influences the waterproof effectiveness of the automobile windows, and when the sealing between the water storage tank and the automobile windshield does not meet the requirement, water can possibly permeate into the automobile through a connecting gap between the water storage tank and the automobile windshield to influence the riding experience of a rider.

In the prior art, a sealing connector (such as an extruded profile body or a profile rod) is often used to connect the windshield and the water storage tank. Generally, a connecting arm is arranged on a water tank cover of a water storage tank, a positioning cavity connected with the connecting arm is formed on a sealing connecting piece, and the connecting arm is clamped into the positioning cavity, so that the water tank cover and the sealing connecting piece are fixedly connected; therefore, the connecting arm is only restrained by the wall of the positioning cavity and is easy to fall out of the positioning cavity when being subjected to external force, and the reliability of connection between the water tank cover and the sealing connecting piece is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a car windshield's sealing connection spare aims at solving the poor technical problem of the reliability of being connected of car windshield's sealing connection spare among the prior art and tank lid.

In order to achieve the above object, the utility model adopts the following technical scheme: a sealing connecting piece of an automobile windshield is used for sealing and connecting the windshield and a water tank cover of an automobile, and comprises a first connecting part and a second connecting part, wherein the first connecting part is used for being connected with the windshield, the second connecting part is used for being connected with the water tank cover, the inner side surface of the first connecting part, which is right opposite to the windshield, is bonded with the windshield, the second connecting part is provided with a first end and a second end which are oppositely arranged, and the first end of the second connecting part is connected with the first connecting part; the first end of the second connecting part protrudes towards one side where the windshield is located to form a positioning bulge, and the positioning bulge is right opposite to the lower bottom surface of the windshield and is bonded with the lower bottom surface of the windshield; the second end of the second connecting part bends towards one side where the windshield is located and extends to form a water tank cover limiting arm, a positioning cavity used for being connected with a water tank cover is formed between the water tank cover limiting arm and the positioning protrusion, and a limiting convex tongue is formed by the outer wall surface of the cavity bottom of the positioning cavity protruding away from the windshield.

Furthermore, the end part of the limit arm of the water tank cover bends towards one side where the positioning protrusion is located and extends to form a stop convex tongue, and the stop convex tongue is suspended at the opening of the positioning cavity.

Further, the limit tongue is made of thermoplastic elastomer material.

Further, first connecting portion include that the surface flushes and all is used for stereoplasm changeover portion and soft afterbody section with windshield bonding, and the stereoplasm changeover portion has relative first end and the second end that sets up, and the first end of stereoplasm changeover portion is connected with the first end of second connecting portion, and the second end and the soft afterbody section of stereoplasm changeover portion are connected, and the hardness of soft afterbody section is less than the hardness of stereoplasm changeover portion.

Further, the ratio of the length of the hard transition section to the length of the soft tail section is 1:1 to 4: 3.

Furthermore, one end, deviating from the hard transition section, of the soft tail section is bent towards the windshield to form a sealing curled edge, the sealing curled edge is abutted to the surface, facing the first connecting portion, of the windshield, and the first connecting portion, the positioning protrusion and the sealing curled edge are arranged in a surrounding mode to form an adhesive storage tank used for containing an adhesive.

Further, the soft tail section is made of a thermoplastic elastomer material, and/or the hard transition section is made of a thermoplastic plastic material.

Further, the sealing connecting piece further comprises a sealing part used for tightly sealing the windshield and the water tank cover, the outer side surface of the sealing part is flush with the outer side surface of the water tank cover in the installation state of the sealing connecting piece, the sealing part just faces the inner side surface of the second connecting part and protrudes towards the second connecting part to form a connecting protrusion, the positioning protrusion just faces the position of the connecting protrusion to be sunken to form a connecting groove, and the connecting protrusion is embedded in the connecting groove.

Furthermore, the end part of the sealing part, which deviates from the water tank cover limiting arm, protrudes towards the windshield to form an overlap joint tail, and the side surface of the overlap joint tail, which is opposite to the windshield, is attached to the inner side surface of the windshield in the installation state of the sealing connecting piece.

Furthermore, the first hard core and the second hard core which are used for increasing the strength of the sealing connecting piece are embedded in the sealing connecting piece, the first hard core extends to the second end of the hard transition section from the tail end of the water tank cover limiting arm, the second hard core is embedded in the positioning protrusion, and the second hard core extends from one side where the water tank cover limiting arm is located to one side where the windshield is located.

The utility model has the advantages that: the utility model discloses a car windshield's sealing connecting piece is formed with the location chamber on its second connecting portion of being connected with the tank lid, thereby location chamber is used for connecting the connection structure on the tank lid and connects tank lid and sealing connecting piece like linking arm etc. the outer wall at the bottom of the chamber in location chamber deviates from the protruding extension of windshield and is formed with spacing protruding tongue, and spacing protruding tongue deviates from the setting of location chamber promptly. Specifically, when the water tank lid is connected with sealing connection spare, the connection structure on the water tank lid, like the linking arm etc., the card is located the location intracavity, and the spacing protruding tongue that deviates from the setting of location chamber then can with the automobile parts butt around the water tank lid, spacing protruding tongue alright in order to play the effect of supporting the second connecting portion, so, the probability that the second connecting portion breaks away from the connection structure (like the linking arm) of water tank lid because of self gravity or receive external force reduces, thereby can improve the stability of being connected between water tank lid and the sealing connection spare, ensure that the sealing connection between water tank and the windshield is more reliable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a first schematic cross-sectional view of a sealing connector for an automotive windshield according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a sealing connector for an automobile windshield according to an embodiment of the present invention;

fig. 3 is a first schematic cross-sectional view of a sealing connector for a windshield of an automobile according to an embodiment of the present invention when connected to the windshield and a tank cover;

fig. 4 is a schematic cross-sectional view of a sealing connector for a windshield of an automobile according to an embodiment of the present invention, when connected with the windshield and a tank lid.

Wherein, in the figures, the respective reference numerals:

10-sealing connection 11-first connection 12-second connection

13-sealing portion 14-first rigid core body 15-second rigid core body

100-windscreen 111-hard transition section 112-soft tail section

113-sealing bead 114-adhesive reservoir 121-positioning projection

122-tank cover limiting arm 123-positioning cavity 124-limiting tongue

125-stop tongue 126-connecting groove 131-connecting projection

132-lap joint tail 200-tank cover 201-connecting arm.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-4 are exemplary and intended to be used to illustrate the invention, but should not be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 4, an embodiment of the present invention provides a sealing connector 10 for an automobile windshield 100, wherein the sealing connector 10 is used for sealing and connecting the windshield 100 and a water tank cover 200 of an automobile, and is particularly suitable for connecting a front windshield and the water tank cover 200 of the automobile. As shown in fig. 3 and 4, which are schematic sectional views illustrating the connection of the windshield 100, the tank cap 200 and the sealing connector 10, the windshield 100 and the tank cap 200 only show the portions coupled and engaged with the sealing connector 10. The drawing is drawn with the up-down orientation of the windshield 100 when the windshield 100 is mounted on the automobile, and in the present invention, "inner side" of "inner side of the windshield 100" means the side of the windshield 100 facing the inside of the automobile, "outer side" of "outer side of the windshield 100" means the side of the windshield 100 facing the outside of the automobile, and "lower bottom surface of the windshield 100" means the side of the windshield 100 facing the wheels of the automobile. In addition, as shown in fig. 2 and 4, in order to distinguish the material composition of the sealing joint 10, different hatching is applied to different material portions of the sealing joint 10.

Specifically, as shown in fig. 1 to 4, the sealing connector 10 of the automobile windshield 100 includes a first connecting portion 11 for connecting with the windshield 100 and a second connecting portion 12 for connecting with the tank lid 200, the first connecting portion 11 is adhered to the windshield 100 just opposite to the inner side of the windshield 100, that is, the first connecting portion 11 is arranged just opposite to the outer side of the windshield 100, and the inner side of the first connecting portion 11 just opposite to the windshield 100 is adhered to the outer side of the windshield 100; the second connecting part 12 has a first end and a second end which are oppositely arranged, and the first end of the second connecting part 12 is connected with the first connecting part 11; a first end of the second connecting part 12 protrudes towards one side of the windshield 100 to form a positioning protrusion 121, and the positioning protrusion 121 is opposite to the lower bottom surface of the windshield 100 and is bonded with the lower bottom surface of the windshield 100; the second end of the second connecting portion 12 is bent toward the side where the windshield 100 is located and extends to form a tank lid limiting arm 122, a positioning cavity 123 for connecting the tank lid 200 is formed between the tank lid limiting arm 122 and the positioning protrusion 121, and a limiting tongue 124 is formed by protruding the outer wall surface of the cavity bottom of the positioning cavity 123 away from the windshield 100.

The utility model discloses automobile windshield 100's sealing connecting piece 10, it is formed with location chamber 123 on the second connecting portion 12 of being connected with tank lid 200, thereby location chamber 123 is used for connecting the connection structure on the tank lid 200 and connects tank lid 200 and sealing connecting piece 10 like linking arm 201, and the outer wall face at the bottom of the chamber of location chamber 123 deviates from windshield 100 protruding the protruding formation and has spacing tongue 124, and spacing tongue 124 deviates from location chamber 123 setting promptly. Specifically, when the water tank cover 200 is connected to the sealing connection member 10, the connection structure on the water tank cover 200, such as the connection arm 201, is clamped in the positioning cavity 123, and the limit protruding tongue 124 disposed away from the positioning cavity 123 can abut against the automobile parts around the water tank cover 200, and the limit protruding tongue 124 can play a role of supporting the second connection portion 12, so that the probability that the second connection portion 12 is separated from the connection structure (such as the connection arm 201) of the water tank cover 200 due to self gravity or external force is reduced, thereby improving the connection stability between the water tank cover 200 and the sealing connection member 10, and ensuring more reliable sealing connection between the water tank and the windshield 100.

It should be noted that, when the sealing connector 10 of the present embodiment is used to connect the water tank cover 200 of the water storage tank under the windshield 100 of the automobile and the windshield 100 of the automobile in a sealing manner, as shown in fig. 3 and 4, at least one connecting arm 201 for being matched and connected with the positioning cavity 123 of the sealing connector 10 of the present embodiment is protruded from the water tank cover 200, when the sealing connector 10 is connected with the water tank cover 200, the connecting arm 201 is clamped in the positioning cavity 123, and the positioning cavity 123 restrains the connecting arm 201, thereby connecting the sealing connector 10 with the water tank cover 200.

In another embodiment of the present invention, as shown in fig. 1 to 4, the end of the water tank cover limiting arm 122 is bent toward the side where the positioning protrusion 121 is located and extends to form a stopping tongue 125, and the stopping tongue 125 is suspended at the opening of the positioning cavity 123. When the water tank cover 200 is connected with the sealing connecting piece 10, the connecting arm 201 on the water tank cover 200 is inserted and clamped in the positioning cavity 123, and at the moment, the stopping convex tongue 125 suspended at the opening of the positioning cavity 123 can play a role in stopping the connecting arm 201 from falling off; specifically, the stop tongue 125 is disposed at the opening of the positioning cavity 123 and faces the positioning protrusion 121, which is equivalent to reducing the size of the opening of the positioning cavity 123, so that once the connecting arm 201 is clamped into the positioning cavity 123, the process of disengaging from the positioning cavity 123 is also restricted by the stop tongue 125, thereby further reducing the risk of disengaging from the connecting arm 201 and improving the reliability of the connection between the sealing connecting member 10 and the water tank lid 200.

In another embodiment of the present invention, as shown in fig. 2 and 4, the limit tab 124 is preferably made of a thermoplastic elastomer material (TPE/TPR). The thermoplastic elastomer has the advantages of high strength, aging resistance, oil resistance and the like of the traditional vulcanized rubber, and also has the advantages of high elasticity, high resilience and the like, the limit tongue 124 is made of the thermoplastic elastomer, the limit tongue 124 has larger elastic supporting force, when the sealing connecting piece 10 is installed and positioned with the windshield 100 and the water tank cover 200, the size of the limit tongue 124 which is compressed under stress is larger, and correspondingly, the elastic supporting force which can be provided by the limit tongue 124 is also larger.

Of course, in other embodiments, the limit tab 124 may be made of other elastic materials, such as foamed thermoplastic elastomer and sponge rubber, but not limited thereto.

In another embodiment of the present invention, as shown in fig. 1 to 4, the first connecting portion 11 includes a hard transition section 111 and a soft tail section 112, the outer surface of which is flush and is used for being bonded with the windshield 100, the hard transition section 111 has a first end and a second end which are arranged relatively, the first end of the hard transition section 111 is connected with the first end of the second connecting portion 12, the second end of the hard transition section 111 is connected with the soft tail section 112, the hardness of the soft tail section 112 is smaller than that of the hard transition section 111, that is, the hard transition section 111 is made of a hard material with a large hardness, and the soft tail section 112 is made of a soft material with a small hardness.

Specifically, the utility model discloses the sealing connection piece 10 of car windshield 100, its first connecting portion 11 that is used for being connected with the windshield 100 of car include stereoplasm changeover portion 111 and soft afterbody section 112 that connect in order, and stereoplasm changeover portion 111 and soft afterbody section 112 all bond with windshield 100 to connect sealing connection piece 10 and windshield 100. When the sealing connector 10 of the present embodiment is connected to the windshield 100, the first connecting portion 11 is disposed opposite to the outer side surface of the windshield 100, and the inner side surface of the first connecting portion 11 opposite to the windshield 100 is adhesively connected to the outer side surface of the windshield 100; namely, the hard transition section 111 and the soft tail section 112 are directly opposite to the inner side surface of the windshield 100 and are simultaneously connected with the outer side surface of the windshield 100 in an adhesion way; the soft tail section 112 with a certain length is arranged for being in adhesive connection with the windshield 100, namely, the soft material section with a certain length is arranged to replace a hard material section with a part of length, so that the sealing connecting piece 10 is not completely adhered to the windshield 100 through a hard material, and the sealing connecting piece 10 is easier to be stressed and bent and easier to return to the original shape after being bent compared with the hard material, so that the sealing connecting piece 10 is easier to be adhered to the windshield 100 after being bent, and the performability of the adhering operation is stronger; moreover, after the soft tail section 112 is bonded with the windshield 100, the stress generated when the soft tail section is stressed and rebounded is relatively small, which is beneficial to enhancing the sealing reliability between the sealing connecting piece 10 and the windshield 100, and the risk of glue failure and clearance generation between the sealing connecting piece 10 and the windshield 100 is reduced, so that the sealing performance of the automobile windshield 100, especially the front windshield, can be effectively improved.

In another embodiment of the present invention, as shown in fig. 1 and fig. 2, the ratio of the lengths of the hard transition section 111 and the soft tail section 112 is 1: 1-4: 3, and preferably, the ratio of the lengths of the hard transition section 111 and the soft tail section 112 is 6: 5. Specifically, the left-right direction in fig. 1 to 3 is the longitudinal direction of the hard transition section 111 and the soft tail section 112. In this way, since the strength of the hard material is greater than that of the soft material, the length of the hard transition section 111 is set to be equal to or slightly greater than that of the soft tail section 112, and the overall strength of the seal attachment 10 is ensured while improving the adhesion performance with the windshield 100.

In another embodiment of the present invention, as shown in fig. 1 and fig. 2, the length of the hard transition section 111 is 5mm to 7mm, and the length of the soft tail section 112 is 4mm to 6mm, so that on the premise of ensuring the length ratio of the hard transition section 111 to the soft tail section 112, the lengths of the hard transition section 111 and the soft tail section 112 are reasonably selected, thereby ensuring the bonding connection area when the sealing connection member 10 is bonded to the windshield 100, and ensuring the reliability of bonding. Specifically, the length of the hard transition section 111 may be 5mm, 5.4mm, 5.6mm, 5.8mm, 6.0mm, 6.4mm, 6.6mm, 6.8mm, or 7.0mm, etc., and the length of the soft tail section 112 may be 4.0mm, 4.4mm, 4.6mm, 4.8mm, 5.0mm, 5.4mm, 5.6mm, 5.8mm, or 6.0mm, etc., and the ratio of the lengths of the two sections is selected within a range of 1:1 to 4:3, which is not limited herein.

In another embodiment of the present invention, as shown in fig. 3 and 4, an end of the soft tail section 112 away from the hard transition section 111 is bent toward the windshield 100 to form a sealing bead 113, the sealing bead 113 abuts against a surface of the windshield 100 opposite to the first connection portion 11, that is, the sealing bead 113 abuts against an outer side surface of the windshield 100, and the positioning protrusions 121 and the sealing bead 113 on the first connection portion 11 and the second connection portion 12 together enclose an adhesive storage tank 114 for accommodating an adhesive. Specifically, when the sealing connector 10 of the present embodiment is connected to the windshield 100, the positioning protrusion 121 on the second connecting portion 12 is disposed opposite to the lower bottom surface of the windshield 100, and the side portion of the positioning protrusion 121 opposite to the lower bottom surface of the windshield 100 is also bonded to the windshield 100, so that the first connecting portion 11, the positioning protrusion 121 and the sealing bead 113 together enclose the adhesive storage tank 114 to form the adhesive storage tank 114, when the sealing connector 10 is bonded to the windshield 100, after the sealing connector 10 and the windshield 100 are positioned, an adhesive such as an adhesive glue, an adhesive tape, etc. is injected or placed into the adhesive storage tank 114, the adhesive is filled into the adhesive storage tank 114, the glue injection point or the adhesive tape point position is clear, the glue injection amount or the adhesive tape amount is easier to control, and the damage to the overall aesthetic property of the windshield 100 due to excessive glue can be effectively avoided.

In another embodiment of the present invention, as shown in fig. 3 and 4, the adhesive of the present embodiment is preferably a polyurethane adhesive (PU adhesive), and the first connecting portion 11 is bonded to the windshield 100 by the polyurethane adhesive. The adhesive has excellent adhesive property, shows good chemical adhesive force on the smooth surface of materials such as glass, rubber, plastic, metal and the like, and can ensure stable adhesion of the sealing connecting piece 10 and the windshield 100. In some other embodiments of the present invention, the adhesive may also be silicone, acrylate, hot melt adhesive or bi-component adhesive, and is not limited herein.

In another embodiment of the present invention, as shown in fig. 2 and 4, the soft tail section 112 is preferably made of thermoplastic elastomer material (TPE/TPR). The thermoplastic elastomer has the excellent performances of high strength, aging resistance, oil resistance and the like of the traditional vulcanized rubber, and has the advantages of high elasticity, high resilience, soft touch and the like, and the soft tail section 112 and the hard transition section 111 which are made of the thermoplastic elastomer are used for being bonded with the windshield 100 together, so that the sealing connecting piece 10 is not bonded with the windshield 100 completely through the hard material, and compared with the traditional hard material, the thermoplastic elastomer is easier to be stressed and bent and easier to recover after being bent, so that the sealing connecting piece 10 is easier to be bonded with the windshield 100 after being bent, and the performability of bonding operation is stronger; moreover, after the soft tail section 112 made of the thermoplastic elastomer is bonded with the windshield 100, the stress generated when the soft tail section is stressed and rebounded is relatively small, which is beneficial to enhancing the sealing reliability between the sealing connecting piece 10 and the windshield 100, and the risk of glue failure and clearance generation between the sealing connecting piece 10 and the windshield 100 is reduced, so that the sealing performance of the automobile windshield 100, especially the front windshield 100, can be effectively improved.

Of course, in some other embodiments, the soft tail section 112 may be made of other elastic materials, such as foamed thermoplastic elastomer and sponge rubber, and the like, which is not limited herein.

In another embodiment of the present invention, as shown in fig. 2 and 4, the rigid transition section 111 is preferably made of a thermoplastic material, such as a thermoplastically processable material of polyvinyl chloride, polypropylene, acrylonitrile-butadiene-styrene copolymer, and the like.

In another embodiment of the present invention, as shown in fig. 2 and 4, the second connecting portion 12 is preferably made of thermoplastic plastic material (the limiting protrusion is made of thermoplastic elastomer material), such as thermoplastic processing material of polyvinyl chloride, polypropylene, acrylonitrile-butadiene-styrene copolymer, etc. except for the limiting tongue 124.

Specifically, the hard transition section 111 and the soft tail section 112 are integrally formed, and the first connection portion 11 and the second connection portion 12 are fixedly connected or integrally formed.

In another embodiment of the present invention, as shown in fig. 3 and 4, the sealing connector 10 further includes a sealing portion 13 for sealing and tightly adhering to the windshield 100 and the water tank lid 200, an outer side surface of the sealing portion 13 is flush with an outer side surface of the water tank lid 200 in an installation state of the sealing connector 10, the sealing portion 13 is formed with a connecting protrusion 131 by protruding towards the second connecting portion 12 just facing an inner side surface of the second connecting portion 12, the positioning protrusion 121 is formed with a connecting groove 126 just facing a position depression of the connecting protrusion 131, the connecting protrusion 131 is embedded in the connecting groove 126, so as to fixedly connect the sealing portion 13 and the positioning protrusion 121. The sealing part 13 is arranged to be connected between the windshield 100 and the water tank cover 200 in a sealing way, and in the installation state of the sealing connecting piece 10 of the embodiment, two opposite side parts of the sealing part 13 are respectively abutted against the water tank cover 200 and the windshield 100, so that the sealing part 13 is blocked in a gap between the windshield 100 and the water tank cover 200 like a plug, thereby playing a good sealing effect, in addition, the outer side surface of the sealing part 13 is flush with the outer side surface of the water tank cover 200, and the whole body is more beautiful.

More specifically, the side of the seal portion 13 facing the windshield 100 is bonded to the side of the windshield 100 facing the tank lid 200, that is, the seal portion 13 is disposed facing the lower bottom surface of the windshield 100, and the side of the seal portion 13 facing the lower bottom surface of the windshield 100 is bonded to the lower bottom surface of the windshield 100 to improve the bonding strength therebetween, for example, the side of the seal portion 13 facing the lower bottom surface of the windshield 100 is bonded to the lower bottom surface of the windshield 100 by a polyurethane adhesive (PU adhesive).

In another embodiment of the present invention, as shown in fig. 2 and 3, the end of the sealing portion 13 away from the hook 121 of the tank lid 200 protrudes toward the windshield 100 to form the lap joint tail 132, the lap joint tail 132 is just attached to the inner side of the windshield 100 in the installation state of the sealing connector 10 to the side of the windshield 100, the lap joint tail 132 is overlapped with the windshield 100, the sealing reliability of the sealing connector 10 of the present embodiment can be further improved, and the connection reliability of the sealing connector 10 and the windshield 100 can also be improved at the same time.

In another embodiment of the present invention, as shown in fig. 2 and 4, the sealing portion 13 is preferably a thermoplastic elastomer material, i.e., the sealing portion 13 is preferably made of a thermoplastic elastomer material as well as the soft tail section 112 and the limit tab 124. Thus, the seal portion 13 has excellent resilience, and can be quickly restored to its original shape after being deformed by a force, thereby ensuring the function of sealing and adhering the seal portion 13. Of course, in some other embodiments, the soft tail section 112 may be made of other elastic materials, such as foamed thermoplastic elastomer and sponge rubber, and the like, which is not limited herein.

In another embodiment of the present invention, as shown in fig. 1 to 4, the first hard core 14 and the second hard core 15 for increasing the strength of the sealing connection member 10 are embedded inside the sealing connection member 10, specifically, the first hard core 14 extends from the end of the water tank cover limiting arm 122 to the second end of the hard transition section 111, the second hard core 15 is embedded in the positioning protrusion 121, and the second hard core 15 extends from the side where the water tank cover 200 limiting arm is located to the side where the windshield 100 is located. The hard core body is arranged to be embedded in the sealing connecting piece 10, the overall strength of the sealing connecting piece 10 is improved due to the arrangement of the hard core body, the sealing connecting piece 10 can bear larger external load, and more lasting stability is shown.

More specifically, the first rigid core 14 and the second rigid core 15 are preferably made of aluminum, but in some other embodiments, the first rigid core 14 and the second rigid core 15 may also be made of other rigid metals such as titanium or steel, and the present invention is not limited thereto.

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

Claims

1. The utility model provides a sealing connection spare of car windshield for sealing connection car's windshield and tank lid, sealing connection spare including be used for with the first connecting portion that windshield is connected with be used for with the second connecting portion that the tank lid is connected, first connecting portion are just right windshield's medial surface with windshield bonds its characterized in that: the second connecting part is provided with a first end and a second end which are oppositely arranged, and the first end of the second connecting part is connected with the first connecting part; the first end of the second connecting part protrudes towards one side where the windshield is located to form a positioning protrusion, and the positioning protrusion is opposite to the lower bottom surface of the windshield and is bonded with the lower bottom surface of the windshield; the second end of the second connecting portion bends towards one side where the windshield is located and extends to form a water tank cover limiting arm, a positioning cavity used for being connected with the water tank cover is formed between the water tank cover limiting arm and the positioning protrusion, and the outer wall surface of the bottom of the positioning cavity deviates from the windshield and protrudes to form a limiting convex tongue.

2. The sealing joint for an automotive windshield according to claim 1, wherein: the end part of the water tank cover limiting arm bends towards one side where the positioning protrusion is located and extends to form a stopping convex tongue, and the stopping convex tongue is suspended at the opening of the positioning cavity.

3. The sealing joint for an automotive windshield according to claim 1, wherein: the limiting convex tongue is made of thermoplastic elastomer materials.

4. The sealing joint for an automotive windshield according to claim 1, wherein: first connecting portion include the surface flush and all be used for with windshield bonding's stereoplasm changeover portion and soft afterbody section, the stereoplasm changeover portion has relative first end and the second end that sets up, the first end of stereoplasm changeover portion with the first end of second connecting portion is connected, the second end of stereoplasm changeover portion with soft afterbody section is connected, the hardness of soft afterbody section is less than the hardness of stereoplasm changeover portion.

5. The sealing joint for an automotive windshield according to claim 4, wherein: the ratio of the lengths of the hard transition section and the soft tail section is 1: 1-4: 3.

6. The sealing joint for an automotive windshield according to claim 4, wherein: one end of the soft tail section, which deviates from the hard transition section, faces the windshield and is bent to form a sealing curled edge, the sealing curled edge is abutted against the surface of the first connecting part, and the first connecting part, the positioning bulge and the sealing curled edge are jointly surrounded to form an adhesive storage tank for containing an adhesive.

7. The sealing joint for an automotive windshield according to claim 4, wherein: the soft tail section is made of a thermoplastic elastomer material, and/or the hard transition section is made of a thermoplastic plastic material.

8. The sealing joint for automobile windshields according to any one of claims 1 to 7, wherein: sealing connection spare still including being used for sealed the laminating windshield with the sealing of water tank lid, the outside surface of sealing is in sealing connection spare under the mounted state with the outside surface of water tank lid flushes, the sealing is just right the inboard surface of second connecting portion court the protruding stretching of second connecting portion is formed with the connection arch, the location arch is just right connect bellied position sunken to be formed with coupling groove, the connection arch inlays to be located in the coupling groove.

9. The sealing joint for an automotive windshield according to claim 8, wherein: the end part of the sealing part deviating from the water tank cover limiting arm extends towards the windshield in a protruding mode to form an overlap joint tail, and the overlap joint tail is just opposite to the side face of the windshield and is attached to the inner side face of the windshield in the installation state of the sealing connecting piece.

10. The sealing joint for automobile windshields according to any one of claims 4 to 7, wherein: sealing connection's inside inlays and is equipped with and is used for increasing sealing connection's the first stereoplasm core and the second stereoplasm core of intensity, first stereoplasm core is followed the end of the spacing arm of tank lid extends to the second end of stereoplasm changeover portion, the second stereoplasm core inlays to be located in the location arch, just the second stereoplasm core is followed a lateral direction at the spacing arm of tank lid place the one side at windshield place extends.