Windscreen wiper with double-elastic-sheet embedded structure

Abstract

The utility model discloses a windscreen wiper with a double-elastic-sheet embedded structure, which comprises a connector body, a base, a flow guide sleeve, elastic sheets, end buckles and an adhesive tape, the elastic sheets are arranged on two sides of the adhesive tape, and the end buckles are arranged at two ends of the elastic sheets; the base is arranged in the middle of the elastic piece, and flow guide sleeves are arranged on the two sides of the base respectively; the connector body is arranged on the base; a base sleeve is arranged between the connector body and the base, and a main body cover is further arranged at the top of the connector body; according to the technical scheme, the elastic pieces are arranged on the two sides of the rubber strip, and the end buckles are arranged at the two ends of the elastic pieces; the base is arranged in the middle of the elastic piece, and flow guide sleeves are arranged on the two sides of the base respectively; the connector body is arranged on the base, the structure and the machining technology of the windscreen wiper are simplified, the production cost of the windscreen wiper is reduced, meanwhile, the end buckle is arranged in the inner cavity of the flow guide sleeve, aging and oxidation of the end buckle are avoided, and the service life of the windscreen wiper is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, in particular to a windshield wiper with a double-spring-piece embedded structure. Background Art

[0002] The windshield wiper is an important accessory installed on the windshield. Its function is to sweep away the rain, snow and dust on the windshield that obstructs the view. Therefore, it plays an important role in driving safety.

[0003] However, in the prior art, since the spring pieces on both sides of the traditional wiper are connected as one by welding steel sheets or connecting parts, the processing technology is cumbersome and the processing cost is high. Not only that, the replacement of the spring pieces is also complicated. Some wipers are provided with a blocking cover on one side of the guide sleeve, and the spring pieces are set in the inner cavity of the guide sleeve. The blocking cover is made of plastic, and the blocking cover will be directly exposed to the outside of the guide sleeve. Long-term exposure to wind and sun will cause the blocking cover to oxidize and age, and the blocking cover is easy to break and its strength and toughness will also be reduced, affecting the service life of the wiper. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a wiper with a double-spring-piece embedded structure which has a simple structure, increases the service life of the wiper, is convenient to manufacture and has a low cost.

[0005] In order to solve the above technical problems, the technical solution of the utility model is:

[0006] A wiper with a double-spring-element embedded structure comprises a connector body, a base, a guide sleeve, a spring, an end buckle and a rubber strip, wherein the spring is arranged on both sides of the rubber strip, and the end buckle is arranged at both ends of the spring; the base is arranged in the middle of the spring, and the guide sleeves are respectively arranged on both sides of the base; the connector body is arranged on the base.

[0007] Preferably, a base sleeve is provided between the connector body and the base, and a main body cover is also provided on the top of the connector body.

[0008] Preferably, a mounting hole is provided in the middle of the base sleeve, and guide ends are provided at both ends of the base sleeve; the inner cavity of the guide end is adapted to the outer shape of the guide sleeve.

[0009] Preferably, a mounting groove is provided in the middle of the spring sheet, and connecting ends are provided at both ends; the connecting end is provided with a limit buckle and an end buckle clearance groove, the limit buckle is arranged at one end of the spring sheet, and the end buckle clearance groove is arranged on one side of the limit buckle; a rubber strip replacement hole is provided on one side of the end buckle clearance groove.

[0010] Preferably, the inner cavity of the end buckle is provided with a rubber strip giving way groove, and one end of the rubber strip giving way groove is provided with an air avoidance hole.

[0011] Preferably, a limiting block is provided on one side of the air avoidance hole, observation holes are provided on both sides of the limiting block, and an undercut is provided on one side of the observation hole.

[0012] Preferably, an anti-shrinkage hole is provided on one side of the limiting block.

[0013] Preferably, a plurality of reinforcing ribs are provided on one side of the guide sleeve, an anti-slip stopper is provided on one end of the guide sleeve, and end buckle grooves are provided on both sides of the anti-slip stopper.

[0014] By adopting the above technical scheme, since the spring sheet is arranged on both sides of the rubber strip, the end buckles are arranged on both ends of the spring sheet; the base is arranged in the middle of the spring sheet, and guide sleeves are respectively arranged on both sides of the base; the connector body is arranged on the base, so as to simplify the structure and processing technology of the wiper and reduce the production cost of the wiper. At the same time, the end buckles are arranged in the inner cavity of the guide sleeve to avoid aging and oxidation of the end buckles and increase the service life of the wiper. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is an exploded view of the utility model;

[0017] Figure 3 This is a structural schematic diagram of the base cover of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the guide sleeve of the utility model;

[0019] Figure 5 This is a schematic diagram of the spring structure of the utility model

[0020] Figure 6 for Figure 5 A partial enlarged view of the middle A;

[0021] Figure 7 The structure diagram of the end buckle of the utility model is shown in FIG. Figure 1 ;

[0022] Figure 8 The structure diagram of the end buckle of the utility model is shown in FIG. Figure 2 .

[0023] In the figure, 1-connector body, 2-base 3-guide sleeve, 4-spring, 5-end buckle, 6-rubber strip, 7-base sleeve, 8-limiting block, 9-observation hole, 10-undercut, 11-anti-shrinkage hole, 12-reinforcement rib, 13-anti-slip block, 14-end buckle groove, 401-installation groove, 402-connecting end, 403-limiting buckle, 404-end buckle clearance groove, 405-rubber strip replacement hole, 501-rubber strip clearance groove, 502-avoidance hole, 701-installation hole, 702-guide end. DETAILED DESCRIPTION

[0024] The specific implementation methods of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these implementation methods is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in each implementation method of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0025] like Figure 1-8 As shown, a wiper with a double spring piece 4 embedded structure includes a connector body 1, a base 2, a guide sleeve 3, a spring piece 4, an end buckle 5 and a rubber strip 6, the spring piece 4 is arranged on both sides of the rubber strip 6, and the end buckle 5 is arranged at both ends of the spring piece 4; the base 2 is arranged in the middle of the spring piece 4, and the guide sleeve 3 is respectively arranged on both sides of the base 2; the connector body 1 is arranged on the base 2, so as to simplify the structure and processing technology of the wiper and reduce the production cost of the wiper. At the same time, the end buckle 5 is arranged in the inner cavity of the guide sleeve 3 to avoid aging and oxidation of the end buckle 5 and improve the service life of the wiper.

[0026] In addition, a base cover 7 is provided between the connector body 1 and the base 2 , and a main body cover is also provided on the top of the connector body 1 to prevent foreign matter from entering the connector body 1 .

[0027] Furthermore, a mounting hole 701 is provided in the middle of the base cover 7, and guide ends 702 are provided at both ends of the base cover 7; the inner cavity of the guide end 702 is adapted to the shape of the guide cover 3, and the base cover 7 and the base 2 can be tightly connected.

[0028] In addition, a mounting groove 401 is provided in the middle of the spring piece 4, and connecting ends 402 are provided at both ends thereof; the connecting end 402 is provided with a limiting buckle 403 and an end buckle clearance groove 404, the limiting buckle 403 is arranged at one end of the spring piece 4 to improve the connection stability of the spring piece 4, and the end buckle clearance groove 404 is arranged on one side of the limiting buckle 403; a rubber strip replacement hole 405 is provided on one side of the end buckle clearance groove 404 to facilitate the replacement of the rubber strip 6.

[0029] Furthermore, the inner cavity of the end buckle 5 is provided with a rubber strip giving way groove 501, and one end of the rubber strip giving way groove 501 is provided with a clearance hole 502 to prevent interference when the rubber strip 6 is assembled.

[0030] In addition, a limit block 8 is provided on one side of the air avoidance hole 502 , and observation holes 9 are provided on both sides of the limit block 8 to facilitate subsequent inspection of whether the spring piece 4 is assembled in place, and an undercut 10 is provided on one side of the observation hole 9 .

[0031] Furthermore, an anti-shrinkage hole 11 is provided on one side of the limiting block 8 to prevent the limiting block 8 from shrinking and affecting its size.

[0032] In addition, a plurality of reinforcing ribs 12 are provided on one side of the guide sleeve 3, an anti-slip block 13 is provided on one end of the guide sleeve 3, and end buckle grooves 14 are provided on both sides of the anti-slip block 13 to improve the connection strength of the end buckle 5 and ensure the stability of the installation of the rubber strip 6 and the spring piece 4.

[0033] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. A windshield wiper with a double spring-piece embedded structure, characterized in that: It includes a connector body, a base, a guide sleeve, a spring sheet, an end buckle and a rubber strip, wherein the spring sheet is arranged on both sides of the rubber strip, and the end buckle is arranged on both ends of the spring sheet; the base is arranged in the middle of the spring sheet, and the guide sleeves are respectively arranged on both sides of the base; the connector body is arranged on the base.

2. The wiper blade with double spring-piece embedded structure according to claim 1, characterized in that: A base sleeve is arranged between the connector body and the base, and a main body cover is also arranged on the top of the connector body.

3. The wiper blade with double spring-piece embedded structure according to claim 2, characterized in that: A mounting hole is arranged in the middle of the base sleeve, and guide ends are arranged at both ends of the base sleeve; the inner cavity of the guide end is matched with the shape of the guide sleeve.

4. The wiper blade with double spring-piece embedded structure according to claim 1, characterized in that: A mounting groove is provided in the middle of the spring sheet, and connecting ends are provided at both ends; the connecting end is provided with a limit buckle and an end buckle clearance groove, the limit buckle is arranged at one end of the spring sheet, and the end buckle clearance groove is arranged on one side of the limit buckle; a rubber strip replacement hole is provided on one side of the end buckle clearance groove.

5. The wiper blade with double spring-piece embedded structure according to claim 1, characterized in that: The inner cavity of the end buckle is provided with a rubber strip giving way groove, and one end of the rubber strip giving way groove is provided with an air avoidance hole.

6. The wiper blade with double spring-piece embedded structure according to claim 5, characterized in that: A limiting block is arranged on one side of the air avoidance hole, observation holes are arranged on both sides of the limiting block, and an undercut is arranged on one side of the observation hole.

7. The wiper blade with double spring-piece embedded structure according to claim 6, characterized in that: An anti-shrinkage hole is provided on one side of the limiting block.

8. The wiper blade with double spring-piece embedded structure according to claim 3, characterized in that: A plurality of reinforcing ribs are arranged on one side of the guide sleeve, an anti-slip stopper is arranged at one end of the guide sleeve, and end buckle grooves are arranged on both sides of the anti-slip stopper.

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