CN216636110U - Anti-aging vehicle window sealing strip - Google Patents

Abstract

The utility model discloses an anti-aging vehicle window sealing strip which comprises an upper rubber strip, a lower rubber strip and rubber teeth, wherein the lower rubber strip comprises a lower rubber strip body and a wind shielding strip, the lower rubber strip body is of an arc-shaped structure, a groove is formed in the outer surface of the arc-shaped structure and is connected with two ends of the upper rubber strip, so that an air cavity is formed between the lower rubber strip and the upper rubber strip, the wind shielding strip is fixedly connected to the surface, far away from the groove, of the lower rubber strip body, the wind shielding strip, the lower rubber strip body and the upper rubber strip are respectively provided with an anti-aging layer, a rubber layer and a temperature-resistant layer, the rubber layer is arranged between the anti-aging layer and the temperature-resistant layer, and the anti-aging layer, the TPE rubber layer and the temperature-resistant layer are attached to each other. The utility model not only enhances the high and low temperature resistance of the sealing strip, but also can effectively solve the problems of easy abrasion, poor sealing performance and easy aging of the sealing strip in long-term use.

Description

Anti-aging vehicle window sealing strip

Technical Field

The utility model relates to the technical field of sealing strips, in particular to an anti-aging vehicle window sealing strip.

Background

The automobile sealing strip is one of the important parts of an automobile, has the effects of filling various intermittences among automobile body components and gaps, has the functions of shock absorption, water prevention, dust prevention, sound insulation, decoration and the like, improves the comfort of driving experience and protects an automobile body, has better sealing performance in an automobile room, the sealing strip is installed on an automobile window, but the sealing strip is easy to deform and age in the long-term use process, the sealing strip is abraded due to repeated use friction, the sealing performance of the sealing strip is seriously influenced by the phenomena, the shock absorption performance and the service life of the sealing strip, and meanwhile, the sealing performance of the sealing strip can be influenced in winter in some areas. Therefore, with the continuous development of science and technology, the technical requirements of the automobile industry on the automobile sealing strip are higher and higher, the automobile sealing strip is required to have high sealing performance, and the product is also required to have the performances of wear resistance, ageing resistance, flame retardance and the like, however, the existing automobile sealing strip cannot effectively overcome the requirement that the automobile sealing strip is damaged, deformed and aged after being used for a long time.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an anti-aging vehicle window sealing strip, which overcomes the defects of the existing vehicle window sealing strip technology, and therefore effectively solves the problems that the sealing strip is easy to wear, poor in sealing performance and easy to age in long-term use.

According to one aspect of the utility model, the anti-aging vehicle window sealing strip comprises an upper rubber strip, a lower rubber strip and rubber teeth, wherein the lower rubber strip comprises a lower rubber strip body and a wind shielding strip, the lower rubber strip body is of an arc-shaped structure, a groove is formed in the outer surface of the arc-shaped structure and is connected with two ends of the upper rubber strip, so that an air cavity is formed between the lower rubber strip and the upper rubber strip, the surface, far away from the groove, of the lower rubber strip body is fixedly connected with the wind shielding strip, the lower rubber strip body and the upper rubber strip are respectively provided with an anti-aging layer, a TPE rubber layer and a temperature resistant layer, the TPE rubber layer is arranged between the anti-aging layer and the temperature resistant layer, and the anti-aging layer, the TPE rubber layer and the temperature resistant layer are attached to each other.

Furthermore, the thickness ratio of the anti-aging layer to the TPE rubber layer to the temperature-resistant layer is 1:2: 1.

Further, the lower rubber strip further comprises an air groove, and the air groove is formed in the two ends, far away from the groove and the wind shielding strip, of the lower rubber strip body.

Further, the air groove is a circular air hole, and the diameter of the circular air hole is 1-3 mm.

Further, the anti-aging vehicle window sealing strip further comprises rubber teeth, the lower rubber strip body forms a sealing strip cavity, and the rubber teeth are contained in the sealing strip cavity.

Furthermore, the rubber teeth positioned on the same side of the sealing strip cavity are arranged at equal intervals.

Further, the rubber teeth extend towards the center of the seal cavity.

Further, the cross section of the rubber tooth is quadrilateral.

The anti-aging vehicle window sealing strip has the advantages that the defects in the existing anti-aging vehicle window sealing strip technology are effectively overcome through the structural arrangement of the lower rubber strip body and the wind shielding strip, the three protective layers of the anti-aging layer, the TPE rubber layer and the temperature resistant layer are arranged, the high and low temperature resistance of the sealing strip is enhanced, and the problems that the sealing strip is easy to wear, poor in sealing performance and easy to age in long-term use can be effectively solved.

Drawings

The technical solution and other advantages of the present invention will become apparent from the following detailed description of specific embodiments of the present invention, which is to be read in connection with the accompanying drawings.

Fig. 1 is a schematic structural view of an anti-aging window sealing strip according to a first embodiment of the present invention.

Fig. 2 is a schematic structural view of a weather strip of an anti-aging window weather strip according to a second embodiment of the present invention.

Fig. 3 is a schematic structural view of the anti-aging vehicle window sealing strip provided by the third embodiment of the present invention, in which the rubber teeth are applied to the clamping grooves.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying examples. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. 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.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1, a schematic structural diagram of an anti-aging window weatherstrip 100 according to an embodiment of the present invention includes an upper adhesive tape 110, a lower adhesive tape 120, and adhesive teeth 130.

Specifically, the lower rubber strip 120 comprises a lower rubber strip body 140 and a wind strip 150, the lower rubber strip body 140 is of an arc structure, a groove 160 is formed in the outer surface of the arc structure, the groove 160 is connected with two ends of the upper rubber strip 110, so that an air chamber 170 is formed between the lower rubber strip 120 and the upper rubber strip 110, at this time, due to interference fit and the self structure during assembly, a certain pressure is provided inside the air chamber 170, the air chamber 170 has a certain bearing capacity in a stable pressure state, and due to the arrangement of the arc structure, the outer surface of the lower rubber strip 120 has a relatively balanced tension to share the pressure borne by the upper rubber strip 110, when water drops contact the upper rubber strip 110, the water drops are broken and condensed into fine water drops, the fine water drops flow down along the upper rubber strip 110 and are guided out, and when water molecules in this state cannot smoothly escape from water drops and permeate into a vehicle, thereby avoiding the corrosion of the sealing strip by rain water.

With reference to fig. 1, the surface of the lower rubber strip body 140 away from the groove 160 is fixedly connected with the weather strip 150, the lower rubber strip body 140 and the upper rubber strip 110 are all provided with an anti-aging layer 180, a TPE rubber layer 190 and a temperature resistant layer 200, the TPE rubber layer 190 is arranged between the anti-aging layer 180 and the temperature resistant layer 200, and the anti-aging layer 180, the TPE rubber layer 190 and the temperature resistant layer 200 are attached to each other. The thickness ratio of the anti-aging layer 180, the TPE rubber layer 190 and the temperature-resistant layer 200 is 1:2:1, wherein the anti-aging layer 180 is a sodium polyacrylate polymer added with an anti-aging agent 4, 4-bis (2, 2-dimethylbenzyl) diphenylamine, compared with other traditional anti-aging agents, the anti-aging agent is more efficient, green and environment-friendly, can inhibit or delay the oxidative degradation of plastics or rubber to prolong the service life, the TPE rubber layer 190 is a thermoplastic elastomer mainly made of TPE, the temperature resistant layer 200 is a polyurethane compound added with carbon fiber, three protective layers are stacked and tightly connected, the impact resistance, tensile property and compression property of the sealing strip can be improved, creep deformation is reduced, the carbon fiber of the temperature-resistant layer 200 can resist high and low temperatures and improve the thermal stability, the service life of the sealing strip can be prolonged, and the anti-aging property of the sealing strip is effectively improved.

The setting of this embodiment through air chamber 170 can block in the rainwater infiltration reaches the door window, prevents that the sealing strip from being corroded to the three-layer protective layer setting of anti-aging layer 180, TPE rubber layer 190 and temperature-resistant layer 200 not only strengthens the resistant high and low temperature performance of sealing strip, also can effectively solve the sealing strip and use easy wearing and tearing, the not good and easy ageing problem of sealing performance for a long time.

As shown in fig. 2, a schematic structural diagram of a weather strip 150 of an anti-aging window sealing strip 100 according to a second embodiment of the present invention includes a rubber strip 151 and insections 152.

Specifically, the surface of rubber strip 151 includes a plurality of insections 152, the cross section of rubber strip 151 is the quadrangle, insection 152 is the wave, weather strip 150 is the important structure of strengthening the door window and prevent wind and sealing performance, no matter which direction blows from wind, through insection 152 of rubber strip 151 surface unevenness, wind speed can greatly reduced, and then alleviates the scratch and the wearing and tearing to the door window sealing strip, extension sealing strip life.

The rubber strip 151 and the insection 152 setting of strip 150 are kept out of the wind to this embodiment, have effectively reduced the wearing and tearing injury of external environment to the sealing strip to slow down the ageing speed of sealing strip and prolong its life.

As shown in fig. 3, a schematic structural view of applying the rubber teeth 130 of the anti-aging vehicle window sealing strip 100 provided in the third embodiment of the present invention to the clamping groove 300 includes a connecting groove 310 and a buckle 320, wherein an outer surface of the connecting groove 310 is arc-shaped, and an inner surface thereof is L-shaped; the fasteners 320 include three first fasteners 321 and three second fasteners 322, and the fasteners 320 are rectangular.

Specifically, one end of each of the hooks 320 is connected to the inner surface of the receiving groove 310 by gluing, and the first hooks 321 and the second hooks 322 are respectively arranged in parallel and at an equal distance and perpendicular to each other. The clamping groove 300 is located inside the vehicle window and used for connecting the sealing strip with the vehicle window, the specific connection mode is any one of the rubber teeth 130 and any one of the buckles 320 are tightly connected through the acting force of the mutual clamping, and therefore the sealing performance between the sealing strip and the vehicle window is stably and firmly improved greatly.

With continued reference to fig. 3, the rubber teeth 130 with a quadrangular cross section are accommodated in the seal cavity 220, the rubber teeth 130 on the same side of the seal cavity 220 are arranged at equal intervals, and the rubber teeth 130 extend to the center of the seal cavity 220. The connection mode between the rubber tooth 130 and the lower rubber strip body 140 is heat vulcanization bonding, the heat vulcanization bonding is to bond a rubber material and a metal by a rubber heat vulcanization bonding agent, because the rubber tooth 130 is made of a metal material, the lower rubber strip body 140 is connected with the rubber tooth 130 by the rubber heat vulcanization bonding agent in the heat vulcanization process, so that high-efficiency bonding strength can be achieved, it should be noted that the lower rubber strip 120 further comprises an air groove 210, the air groove 210 is arranged at two ends of the lower rubber strip body 140, which are far away from the groove 160 and the wind shielding strip 150, is a circular air hole with a diameter of 1-3mm, two ends of the lower rubber strip 120 are one of sealing strip structures directly contacting with a vehicle window, and need to have strong sealing and flexibility, the air groove 210 is adsorbed on the clean and pollution-free vehicle window by negative pressure after being vacuumized, and the diameter of the air groove 210 is preferably 2mm, the installation of the lower rubber strip 120 is facilitated.

This embodiment is fixed through setting up joint groove 300 and gluing tooth 130 joint, with buckle 320 and two liang of joints of gluing tooth 130, realizes the chucking function of anti-aging window sealing strip 100 for the sealing strip is difficult for the steadiness reinforcing that drops.

The principle and the embodiment of the present invention are explained by applying specific examples, and the above description of the embodiments is only used to help understanding the method and the core idea of the present invention; meanwhile, for those skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims (8)

1. The utility model provides an anti-aging vehicle window sealing strip, a serial communication port, anti-aging vehicle window sealing strip includes adhesive tape, lower adhesive tape and glues the tooth, the adhesive tape includes lower adhesive tape body and weather strip, the adhesive tape body is convex structure down, the surface of convex structure is equipped with the recess, the recess with the both ends of going up the adhesive tape are connected, so that down the adhesive tape with go up and form an air chamber between the adhesive tape, the adhesive tape body is kept away from down the fixed surface of recess is connected with the weather strip, the weather strip the adhesive tape body down with it all sets up anti-aging layer, rubber layer and temperature-resistant layer to go up the adhesive tape, the rubber layer sets up the TPE anti-aging layer with between the temperature-resistant layer, anti-aging layer the TPE rubber layer with laminate mutually between the temperature-resistant layer.

2. The anti-aging vehicle window sealing strip according to claim 1, wherein the thickness ratio of the anti-aging layer, the TPE rubber layer and the temperature-resistant layer is 1:2: 1.

3. The anti-aging window weather strip of claim 1, wherein the lower rubber strip further comprises air grooves, and the air grooves are formed in two ends of the lower rubber strip body, which are far away from the groove and the weather strip.

4. The anti-aging window weatherstrip of claim 3, wherein said air channel is a circular air hole, said circular air hole having a diameter of 1-3 mm.

5. The weatherstrip according to claim 4, further comprising a glue tooth, wherein said lower glue body forms a seal cavity, and wherein said glue tooth is received in said seal cavity.

6. The anti-aging window sealing strip according to claim 5, wherein the rubber teeth on the same side of the sealing strip cavity are arranged at equal intervals.

7. The weatherproof window seal of claim 6 wherein said glue tines each extend toward a center of said seal cavity.

8. The weatherstrip according to claim 7, wherein said rubber tooth is quadrilateral in cross section.

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