CN212709316U

CN212709316U - Novel automobile windscreen wiper

Info

Publication number: CN212709316U
Application number: CN202021473008.7U
Authority: CN
Inventors: 栗俊伟; 焦颜波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-03-16
Anticipated expiration: 2030-07-23

Abstract

The utility model relates to the technical field of a windscreen wiper, in particular to a novel automobile windscreen wiper, which comprises a driving component and a connecting arm rod hinged with the driving component, wherein the front end of the connecting arm rod is hinged with a boneless wiper which comprises a wiper rubber strip; the windshield wiper rubber strip comprises a strip-shaped fixed sheath, a steel bar clamping groove and an elastic steel bar clamped in the steel bar clamping groove are arranged in the fixed sheath, and two rubber strips are arranged below the fixed sheath in parallel along the length direction; the fixed connecting piece that is connected with the linking arm pole hinge is connected to fixed sheath central authorities joint, and fixed sheath both ends fixed joint has fixed end cap. The utility model is reasonable and novel, has simple and compact structure, is easy to replace, and reduces the use or maintenance cost; the root of the driving arm rod can be well prevented from being blocked by external sundries such as leaves and dust, the faults of the windscreen wiper are reduced, and the service life of the windscreen wiper is prolonged; adopt two rubber strip structures of scraping rain, can realize keeping off before the car or the cleaning of rear windshield or scrape water well.

Description

Novel automobile windscreen wiper

Technical Field

The utility model relates to a wiper technical field, concretely relates to novel automobile wiper.

Background

A wiper, also called a wiper, a wiper or a windshield wiper, is a device for wiping off raindrops and dust attached to a windshield of a vehicle, so as to improve visibility of a driver and increase driving safety. The wiper rocker arms in the current market are various in types and mainly divided into boned wipers and boneless wipers; the boned windscreen wiper passes through the support of the metal support, a plurality of small supports are arranged in the metal support and are used for balanced support, and the lower part of each support is provided with a windscreen wiper rubber strip, so that the boned windscreen wiper is large in size and relatively complex in structure, and the problem of poor wiping effect in the wiping process due to uneven stress of the structure is solved; the boneless windscreen wiper has the advantages of simple structure and uniform stress of the rubber strips compared with a boneless windscreen wiper. No matter which wiper of windscreen wiper its windscreen wiper adhesive tape form is single, causes easily to scrape the unclean condition. In addition, the existing vehicle is parked outdoors for a long time, a large amount of sundries such as leaf dust and the like fall into a mounting position hole at the root of a rocker arm of the vehicle windscreen wiper to cause blockage, the cleaning is difficult, and the windscreen wiper can be damaged; the wiper motor can not work normally easily after rain and snow are melted and frozen in winter.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a novel car wiper realizes its purpose through following technical scheme:

a novel automobile windscreen wiper comprises a driving assembly and a connecting arm rod hinged with the driving assembly, wherein the front end of the connecting arm rod is hinged with a boneless wiper which comprises a wiper rubber strip;

the windshield wiper rubber strip comprises a strip-shaped fixed sheath, a steel bar clamping groove and an elastic steel bar clamped in the steel bar clamping groove are arranged in the fixed sheath, and two rubber strips are arranged below the fixed sheath in parallel along the length direction;

the central joint of the fixed sheath is provided with a fixed connecting piece hinged with the connecting arm rod, and the two ends of the fixed sheath are fixedly clamped with fixed end caps.

Furthermore, a plurality of clamping pieces are clamped between the two fixed end caps on the fixed sheath; the clamping piece is a groove-shaped clamping block.

Furthermore, the fixed connecting piece comprises a groove-shaped clamping piece and a fixed connecting block arranged on the plate surface of the groove-shaped clamping piece, and the fixed connecting block is provided with a pivot hole.

Furthermore, a semicircular clamping groove matched with the fixed sheath is formed in the fixed end cap.

Further, the driving assembly comprises a driving motor and a worm and gear assembly connected with the driving motor, a driving shaft is connected to the worm and gear assembly, and the driving shaft is fixedly connected with the driving arm rod.

Further, the actuating arm rod comprises an arm rod, one end of the arm rod is provided with a fixed shaft sleeve fixedly connected with the driving shaft, and the other end of the arm rod is provided with a hinged end hinged with the connecting arm rod.

Furthermore, the connecting arm rod comprises a fixed arm rod, a fixed rod sleeve connected with one end of the fixed arm rod and a movable connecting rod sleeved in the fixed rod sleeve; the free end of the movable connecting rod is provided with a fixed end cap, and the free end of the fixed arm rod is provided with a hinged lug.

Furthermore, a protective cover is sleeved on the fixed shaft sleeve and comprises a cover surface, a sealing through hole is formed in the center of the cover surface, an included angle a is formed between the cover surface and the horizontal plane, and the included angle a is more than or equal to-5 degrees and less than or equal to-3 degrees.

Further, a raised inner ring is arranged on the circumference of the lower side of the central sealing through hole of the protective cover.

The utility model has the advantages that:

1. the utility model has reasonable and novel design and compact structure, adopts the structure of double rain-wiping rubber strips, and can well clean or wipe water on the front windshield or the rear windshield of the automobile;

2. the elastic steel bar of the utility model is clamped in the windshield wiper rubber strip, and can be matched with the curvature of the windshield of the automobile to realize tight fitting through the specific deformation of the elastic steel bar, thereby improving the working quality of the windshield wiper;

3. the windscreen wiper has simple structure and easy replacement, and reduces the use or maintenance cost;

4. the utility model discloses the structure can prevent outside debris well and block up drive armed lever root like leaf, dust, reduces the wiper trouble, improves its life.

Drawings

Fig. 1 is a first view structure diagram of the wiper of the present invention;

fig. 2 is a schematic view of a second view structure of the wiper of the present invention;

FIG. 3 is a schematic structural diagram of an embodiment of a driving assembly;

FIG. 4 is a schematic structural diagram of an embodiment of a link arm;

FIG. 5 is a schematic structural view of an embodiment of a boneless wiper;

FIG. 6 is an exploded view of the frameless wiper blade;

FIG. 7 is a first view angle structure diagram of the wiper strip;

FIG. 8 is a schematic view of a second view angle of the rubber strip of the wiper;

FIG. 9 is a schematic structural view of an embodiment of a fixed connector;

FIG. 10 is a schematic view of an embodiment of a fixed endcap;

FIG. 11 is a schematic structural view of an embodiment of a clip;

FIG. 12 is a schematic structural view of an embodiment of a shield;

fig. 13 is a schematic cross-sectional view of a shield.

In the figure:

100. a wiper blade; 110. a drive assembly; 111. a drive motor; 112. a worm gear assembly; 113. a drive shaft; 114. fixing the end head; 120. a protective cover; 121. covering; 122. sealing the through hole; 123. a raised inner ring; 130. a drive arm; 131. an arm lever; 132. fixing the shaft sleeve; 133. a hinged end; 140. a connecting arm lever; 141. fixing the arm lever; 142. fixing the rod sleeve; 143. a movable connecting rod; 144. fixing the end cap; 145. a hinged ear piece; 150. a boneless wiper; 151. fixing the connecting piece; 1511. a groove-shaped clamping piece; 1512. fixing a connecting block; 152. a wiper rubber strip; 1521. fixing the sheath; 1522. a steel bar clamping groove; 1523. an adhesive tape; 1524. a side groove; 153. an elastic steel strip; 154. a clamping piece; 155. fixing the end cap; 1551. semicircular clamping grooves.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Referring to fig. 1 to 13, an embodiment of the present invention discloses a novel automobile wiper, where the wiper 100 includes a driving assembly 110 and a connecting arm 140 hinged to the driving assembly 110, a boneless wiper 150 is hinged to a front end of the connecting arm 140, and the boneless wiper 150 includes a wiper rubber strip 1523; the frameless wiper 150 is driven by the driving assembly 110 and the connecting arm 140, and can clean or wipe the front windshield or the rear windshield of the automobile along a certain track.

Referring to fig. 7 and 8, the wiper strip 1523 includes a strip-shaped fixing sheath 1521, a steel bar slot 1522 and an elastic steel bar 153 clamped in the steel bar slot 1522 are disposed in the fixing sheath 1521, and two strips 1523 are disposed below the fixing sheath 1521 in parallel along the length direction; the elastic steel strip 153 is used as a framework of the wiper rubber strip 1523, has good elasticity and cleaning performance, is simple and compact in structure, and facilitates maintenance and replacement of the wiper rubber strip 1523; the adhesive tape 1523 is provided with a side groove 1524, so that the cleaning effect or the flow guidance can be conveniently increased in the process of wiping or cleaning; the two adhesive strips 1523 further enhance the cleaning or wiping performance of the frameless wiper 150.

The fixed connecting piece 151 that is connected with connecting arm pole 140 articulated is connected to fixed sheath 1521 central joint, fixed joint has fixed end cap 155 at fixed sheath 1521 both ends.

In this embodiment, a plurality of clamping members 154 are clamped between the two fixing end caps 155 on the fixing sheath 1521; the clamping pieces 154 are groove-shaped clamping blocks, the clamping pieces 154 are fixedly clamped on two sides of the fixed sheath 1521, and firmness of the elastic steel bars 153 in the fixed sheath 1521 is enhanced.

Referring to fig. 9, the fixing connection member 151 includes a groove type clamping member 1511 and a fixing connection block 1512 disposed on a plate surface of the groove type clamping member 1511, wherein the fixing connection block 1512 is provided with a pivot hole.

Referring to fig. 10, a semicircular clamping groove 1551 matched with the fixing sheath 1521 is formed in the fixing end cap 155, and the fixing end cap 155 can be conveniently clamped at two ends of the fixing sheath 1521.

Referring to fig. 3, the driving assembly 110 includes a driving motor 111, and a worm gear assembly 112 connected to the driving motor 111, wherein a driving shaft 113 is connected to the worm gear assembly 112, and the driving shaft 113 is fixedly connected to the driving arm rod 130; the driving arm lever 130 comprises an arm lever 131, one end of the arm lever 131 is provided with a fixed shaft sleeve 132 fixedly connected with the driving shaft 113, and the other end of the arm lever 131 is provided with a hinged end 133 hinged with the connecting arm lever 140; the reciprocating rotation of the driving arm 130 along the working surface can be realized by the driving motor 111 and the worm gear assembly 112.

Referring to fig. 4, the connection arm 140 includes a fixed arm 141, a fixed rod sleeve 142 connected to one end of the fixed arm 141, and a movable link 143 sleeved in the fixed rod sleeve 142; the free end of the movable connecting rod 143 is provided with a fixed end cap 144, and the fixed end cap 144 is pivotally connected with a fixed connecting block 1512; the free end of the fixed arm lever 141 is provided with an articulation ear piece 145, and the articulation ear piece 145 is articulated with the articulation end 133 of the driving arm lever.

Referring to fig. 3 and 12-13, a protective cover 120 is sleeved on the fixed shaft sleeve 132, the protective cover 120 comprises a cover surface 121, a sealing through hole 122 is formed in the center of the cover surface 121, and an included angle a is formed between the cover surface 121 and the horizontal plane, wherein a is larger than or equal to-5 degrees and smaller than or equal to-3 degrees; the lower circumference of the central sealing through hole 122 of the protective cover 120 is provided with a raised inner ring 123.

In this embodiment, a through hole (not shown) for installing the wiper 100 is formed in the windshield at the front side or the rear side of the automobile, the driving motor 111 and the worm gear assembly 112 are fixedly connected with the automobile body through a fixing end 114 arranged on the worm gear assembly 112, the driving shaft penetrates through the through hole for installing the wiper 100 and is connected with a driving arm rod 130 arranged on the windshield at the front side or the rear side of the automobile, and the protective cover 120 is tightly sleeved on the fixing shaft sleeve 132 and tightly buckled on the through hole formed in the windshield at the front side or the rear side of the automobile, so that sundries such as leaves, weeds, bird droppings and the like are prevented from blocking the through hole at the joint of the driving arm rod 130 and the driving shaft 113, and further the use performance of the wiper 100 is prevented from. It should be noted that the protective cover 120 in this embodiment is also applicable to other types of boned or boneless wipers for protecting the rocker arm of the wiper and the hole of the windshield mounting position of the automobile from being blocked by foreign dust

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.

So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims

1. A novel automobile windscreen wiper (100) comprises a driving assembly (110) and a connecting arm rod (140) hinged with the driving assembly (110), wherein the front end of the connecting arm rod (140) is hinged with a boneless wiper (150), and the novel automobile windscreen wiper is characterized in that the boneless wiper (150) comprises a wiper rubber strip (1523);

the windshield wiper adhesive tape (1523) comprises a long strip-shaped fixed sheath (1521), a steel bar clamping groove (1522) and an elastic steel bar (153) clamped in the steel bar clamping groove (1522) are arranged in the fixed sheath (1521), and two adhesive tapes (1523) are arranged below the fixed sheath (1521) in parallel along the length direction;

fixed sheath (1521) central joint has fixed connecting piece (151) of being connected with connecting arm pole (140) hinge, fixed sheath (1521) both ends fixed joint has fixed end cap (155).

2. The novel automobile windscreen wiper as set forth in claim 1, wherein a plurality of snap-in pieces (154) are snapped in between two fixing end caps (155) on said fixing sheath (1521); the clamping piece (154) is a groove-shaped clamping block.

3. The novel automobile windscreen wiper as recited in claim 2, wherein said fastening connector (151) comprises a groove-shaped clip (1511) and a fastening connector block (1512) disposed on the surface of the groove-shaped clip (1511), said fastening connector block (1512) being configured with a pivot hole.

4. The novel automobile wiper blade as claimed in claim 3, wherein a semicircular clamping groove (1551) matched with the fixing sheath (1521) is formed in the fixing end cap (155).

5. The novel automobile windscreen wiper as claimed in any one of claims 1 to 4, wherein said driving assembly (110) comprises a driving motor (111) and a worm gear assembly (112) connected to said driving motor (111), said worm gear assembly (112) is connected to a driving shaft (113), and said driving shaft (113) is fixedly connected to said driving arm (130).

6. The novel automobile windscreen wiper as claimed in claim 5, wherein said driving arm (130) comprises an arm (131), one end of said arm (131) is provided with a fixed bushing (132) fixedly connected with said driving shaft (113), and the other end of said arm (131) is provided with a hinged end (133) hinged with said connecting arm (140).

7. The novel automobile windscreen wiper as claimed in claim 6, wherein said connecting arm (140) comprises a fixed arm (141), a fixed rod sleeve (142) connected to one end of the fixed arm (141), and a movable connecting rod (143) sleeved in the fixed rod sleeve (142); the free end of the movable connecting rod (143) is provided with a fixed end cap (144), and the free end of the fixed arm rod (141) is provided with a hinged lug (145).

8. The novel automobile windscreen wiper as claimed in claim 7, wherein a protective cover (120) is sleeved on the fixed shaft sleeve (132), the protective cover (120) comprises a cover surface (121), a sealing through hole (122) is formed in the center of the cover surface (121), an included angle a is formed between the cover surface (121) and the horizontal plane, and the included angle a is greater than or equal to-5 degrees and less than or equal to-3 degrees.

9. The novel automobile windscreen wiper as recited in claim 8, wherein a raised inner ring (123) is circumferentially disposed on the lower side of the central sealing through hole (122) of the protective cover (120).