阅读说明：本技术 一种紧固性好的汽车雨刮器 (automobile windscreen wiper with good fastening performance ) 是由 郭宏凯 于 2019-09-25 设计创作，主要内容包括：发明公开了一种紧固性好的汽车雨刮器,包括刮臂壳,所述刮臂壳的内部设置有刮杆,所述刮杆的顶端贯穿刮臂壳且延伸至其外部,位于刮臂壳外部的刮杆右侧固定连接有橡胶刮条,所述橡胶刮条的右侧开设有绳槽,所述刮臂壳内壁左侧的底部固定连接有横杆,所述横杆的右端与刮臂壳内壁的右侧固定连接,所述刮杆左侧的底部固定连接有压力弹簧,所述压力弹簧的左端与刮臂壳内壁的左侧固定连接。该紧固性好的汽车雨刮器,结构设计合理,使用方便,可对橡胶刮条进行有效的右侧紧固,保证了对前挡风玻璃的全面清洁除水,不会产生清洁盲区,保证了雨天时驾驶员的视线不受阻挡,可全方位满足使用需求。(The invention discloses an automobile windscreen wiper with good fastening performance, which comprises a wiping arm shell, wherein a wiping rod is arranged inside the wiping arm shell, the top end of the wiping rod penetrates through the wiping arm shell and extends to the outside of the wiping arm shell, a rubber wiping strip is fixedly connected to the right side of the wiping rod positioned outside the wiping arm shell, a rope groove is formed in the right side of the rubber wiping strip, a cross rod is fixedly connected to the bottom of the left side of the inner wall of the wiping arm shell, the right end of the cross rod is fixedly connected with the right side of the inner wall of the wiping arm shell, a pressure spring is fixedly connected to the bottom of the left side of the wiping rod, and the left end of the pressure spring is fixedly connected with. This car wiper that fastening nature is good, structural design is reasonable, and convenient to use can scrape the strip to rubber and carry out effectual right side fastening, has guaranteed the comprehensive clean dewatering to front windshield, can not produce clean blind area, and driver's sight is not blocked when having guaranteed the rainy day, can all-round satisfying the user demand.)

1. The utility model provides a car wiper that fastening nature is good, includes and scrapes arm shell (1), its characterized in that: the inner part of the scraping arm shell (1) is provided with a scraping rod (2), the top end of the scraping rod (2) penetrates through the scraping arm shell (1) and extends to the outer part of the scraping arm shell, the right side of the scraping rod (2) positioned outside the scraping arm shell (1) is fixedly connected with a rubber scraping strip (3), the right side of the rubber scraping strip (3) is provided with a rope groove (4), the left bottom of the inner wall of the scraping arm shell (1) is fixedly connected with a cross rod (5), the right end of the cross rod (5) is fixedly connected with the right side of the inner wall of the scraping arm shell (1), the left bottom of the scraping rod (2) is fixedly connected with a pressure spring (6), the left end of the pressure spring (6) is fixedly connected with the left side of the inner wall of the scraping arm shell (1), the right top of the scraping rod (2) is fixedly connected with a hanging ring (7) positioned inside the rubber scraping strip (3), and the surface of, the inner side of the through hole at the bottom of the right side of the scraping arm shell (1) is fixedly provided with a guide wheel (9), the left side and the right side of the inner wall of the scraping arm shell (1) are symmetrically provided with two connecting plates (10), the two connecting plates (10) positioned at the left side and the right side are fixedly connected through a connecting rod (11), the surface of the connecting rod (11) is sleeved with two sliders (12), the two opposite sliders (12) are fixedly connected through pull plates (13), the two pull plates (13) are fixedly connected through a connecting spring (14), one end of the pull rope (8) far away from the hanging ring (7) sequentially penetrates through a rope groove (4), the guide wheel (9) and the scraping arm shell (1) and extends to the inside of the scraping arm shell (1) and is fixedly connected with the pull plate (13) positioned below, the upper part of the right side of the inner wall of the scraping arm shell (1) and positioned at the connecting, fixedly connected with drive pivot (16) on the output shaft of micro motor (15), the fixed surface of drive pivot (16) is connected with reel (17), the fixed surface of reel (17) is connected with and connects rope (18), connect rope (18) keep away from the one end of reel (17) and be located the arm-tie (13) fixed connection of top.

2. The wiper blade of claim 1, further comprising: scrape arm shell (1) inner wall right side and correspond the position fixedly connected with rubber cushion (19) of scraping pole (2), the left side of rubber cushion (19) and the right side fixed connection of scraping pole (2).

3. The wiper blade of claim 1, further comprising: the sliding block (12) is provided with a ball (20) at a position corresponding to the connecting rod (11), and the surface of the ball (20) is in contact with the surface of the connecting rod (11).

4. The wiper blade of claim 1, further comprising: the guide wire barrel (21) is sleeved on the surface of the pull rope (8) and located inside the scraping arm shell (1), a connecting column (22) is fixedly connected to the right side of the guide wire barrel (21), and the right end of the connecting column (22) is fixedly connected with the right side of the inner wall of the scraping arm shell (1).

5. The wiper blade of claim 1, further comprising: the diameter of the cross section of the pull rope (8) is smaller than the depth of the rope groove (4).

6. The wiper blade of claim 1, further comprising: the scraper arm mechanism further comprises a transmission mechanism for driving the scraper arm shell (1) to swing.

7. The wiper blade of claim 6, further comprising: a driving mechanism for driving the transmission mechanism to move left and right is also arranged outside the transmission mechanism; the driving mechanism comprises a telescopic motor (23), a touch switch (24), a supporting rod (25) and a supporting spring (26); the telescopic motor (23) is arranged on one side of the transmission mechanism close to the middle of the vehicle; an output shaft of the telescopic motor (23) is connected to a shell (27) of the transmission mechanism, and the top surface of the shell (27) is a V-shaped surface which is inclined gradually from two sides to a central axis and has a low middle part and high two ends; a through hole is formed in the center of the top surface of the shell (27), and the bottom end of the scraping arm shell (1) extends into the shell (27) from the through hole so as to swing left and right under the driving of elements in the shell (27); support spring (26) set up inside shell (27), the bottom fixed connection of support spring (26) is in on shell (27) keeps away from the interior bottom surface of one side in the middle part of the vehicle, the top of support spring (26) is to the perpendicular to the direction of the top surface of shell (27) upwards extends, the bottom fixed connection of bracing piece (25) in the top of support spring (26), the top of bracing piece (25) is run through the top surface of shell (27) and is extended to the outside of shell (27), touch switch (24) set up in the top of bracing piece (25), touch switch (24) connect in telescopic motor (23), with by touch switch (24) open/close control telescopic motor (23)'s action.

Technical Field

The invention relates to the technical field of automobile parts, in particular to an automobile windscreen wiper with good fastening performance.

Background

The windscreen wiper is an important accessory installed on the windshield and is used for sweeping rain, snow and dust which obstruct the view on the windshield. Therefore, the windscreen wiper has an important effect on driving safety, the windscreen wipers in the market at present can be roughly divided into two types, one type is the traditional intermittent windscreen wiper, the most used type is the traditional intermittent windscreen wiper, and the speed of the windscreen wiper can be adjusted by three to four stages according to the influence of rainfall on the driving sight; the other type is a rain-drop induction type windscreen wiper which is widely used in middle and high-grade vehicle types in recent years, and the speed of the windscreen wiper can be automatically adjusted according to the rainfall.

The inside water rubber strip of scraping of traditional car wiper is the installation of slide rail formula mostly, uses the problem that produces the fastening weakness easily after wearing and tearing for a long time, can't guarantee to scrape the strip and to preceding windshield's comprehensive clean dewatering, produces clean blind area easily, influences driver's sight during the rainy day, is difficult to satisfy the user demand, for this reason we have proposed a car wiper that fastening nature is good to solve the problem that proposes in the above-mentioned background art.

Disclosure of Invention

The invention aims to provide an automobile windscreen wiper with good fastening performance so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an automobile windscreen wiper with good fastening performance comprises a wiping arm shell, wherein a wiping rod is arranged inside the wiping arm shell, the top end of the wiping rod penetrates through the wiping arm shell and extends to the outside of the wiping arm shell, a rubber wiping strip is fixedly connected to the right side of the wiping rod outside the wiping arm shell, a rope groove is formed in the right side of the rubber wiping strip, a cross rod is fixedly connected to the left bottom of the inner wall of the wiping arm shell, the right end of the cross rod is fixedly connected with the right side of the inner wall of the wiping arm shell, a pressure spring is fixedly connected to the left bottom of the wiping rod, the left end of the pressure spring is fixedly connected with the left side of the inner wall of the wiping arm shell, a hanging ring is fixedly connected to the top of the right side of the wiping rod and is positioned inside the rubber wiping strip, a stay rope is fixedly connected to the surface of the hanging ring, guide wheels are fixedly installed in through holes in the bottom, through connecting rod fixed connection between two connecting plates that are located about homonymy, the surface cover of connecting rod is equipped with two sliders, through arm-tie fixed connection between two relative sliders, through coupling spring fixed connection between two arm-ties, the one end that the link was kept away from to the stay cord passes rope groove, leading wheel in proper order and scrapes the arm shell and extends to scrape the arm shell inside and be located the arm shell fixed connection of below, the top fixed mounting who scrapes arm shell inner wall right side and be located the connecting plate has micro motor, fixedly connected with drive pivot on micro motor's the output shaft, the fixed surface of drive pivot is connected with the reel, the fixed surface of reel is connected with the connection rope, the one end that the reel was kept away from to the connection rope and the arm-tie fixed connection that is located the top.

Preferably, scrape arm shell inner wall right side and correspond the position fixedly connected with rubber cushion of scraping the pole, the left side of rubber cushion and the right side fixed connection who scrapes the pole.

Preferably, the slide block is provided with a ball at a position corresponding to the connecting rod, and a surface of the ball is in contact with a surface of the connecting rod.

Preferably, a wire guide cylinder is sleeved on the surface of the pull rope and inside the scraping arm shell, a connecting column is fixedly connected to the right side of the wire guide cylinder, and the right end of the connecting column is fixedly connected with the right side of the inner wall of the scraping arm shell.

Preferably, the diameter of the cross section of the pull rope is smaller than the depth of the rope groove.

Preferably, the scraper arm mechanism further comprises a transmission mechanism for driving the scraper arm shell to swing.

Preferably, a driving mechanism for driving the transmission mechanism to move left and right is further arranged outside the transmission mechanism; the driving mechanism comprises a telescopic motor, a touch switch, a supporting rod and a supporting spring; the telescopic motor is arranged on one side of the transmission mechanism close to the middle of the vehicle; the output shaft of the telescopic motor is connected to the shell of the transmission mechanism, and the top surface of the shell is a V-shaped surface which is gradually inclined from two side edges to a central axis, is low in the middle and is high at two ends; a through hole is formed in the center of the top surface of the shell, and the bottom end of the scraping arm shell extends into the shell from the through hole so as to swing left and right under the driving of elements in the shell; the utility model discloses a vehicle support device, including shell, supporting spring, bottom fixed connection, bracing piece, top to perpendicular to, the top of supporting spring sets up inside the shell, supporting spring's bottom fixed connection be in on the interior bottom surface of one side of vehicle middle part is kept away from to the shell, supporting spring's top is to the perpendicular to the direction of the top surface of shell upwards extends, the bottom fixed connection of bracing piece in supporting spring's top, the top of bracing piece is run through the top surface of shell extends to the outside of shell, touch switch set up in the top of bracing piece, touch switch connect in flexible motor, with by touch switch's open/close control the action of flexible motor.

Compared with the prior art, the invention has the following beneficial effects:

1. the automobile windscreen wiper with good fastening performance has the advantages that the structure design is reasonable, the use is convenient, the rubber scraping strip can be fastened on the right side effectively, the comprehensive cleaning and water removal of the front windshield are guaranteed, no cleaning blind area is generated, the sight of a driver is not blocked in rainy days, and the use requirements can be met in an all-round mode.

2. According to the invention, the rubber cushion is arranged, when the scraping rod is pulled to slightly incline rightwards, the rubber cushion can be matched with the pressure spring to support the scraping rod to a certain extent, so that the force can be counteracted and balanced, the friction generated when the sliding block moves on the connecting rod is reduced by arranging the rolling ball, the expansion and contraction of the connecting spring are facilitated, and the stay cord positioned in the scraping arm shell is protected and guided by arranging the wire guide cylinder, so that the deviation is prevented.

3. According to the invention, the driving mechanism consisting of the telescopic motor, the touch switch, the supporting rod and the supporting spring is arranged, so that when the scraping arm shell swings left and right and leaves the touch switch, the telescopic motor can drive the whole transmission mechanism to move towards the direction close to the two sides of the vehicle due to the disconnection of the touch switch, the hanging rod can touch the top ends of the two sides of the vehicle glass, the whole vehicle glass can be cleaned by the rubber scraping strip, and the problem that the corners of the glass cannot be cleaned when the existing windscreen wiper is cleaned is solved.

Drawings

FIG. 1 is a structural cross-sectional view of a front view of the present invention;

3 FIG. 3 2 3 is 3 an 3 enlarged 3 view 3 of 3 a 3 portion 3 of 3 A 3- 3 A 3 of 3 FIG. 3 1 3 in 3 accordance 3 with 3 the 3 present 3 invention 3; 3

FIG. 3 is an enlarged view of a portion of B-B of FIG. 1 in accordance with the present invention;

FIG. 4 is a perspective view of the structure of the rubber wiper strip of the present invention;

Fig. 5 is a structural sectional view of the driving mechanism of the present invention.

In the figure: the device comprises a scraping arm shell 1, a scraping rod 2, a rubber scraping strip 3, a rope groove 4, a cross bar 5, a pressure spring 6, a hanging ring 7, a pulling rope 8, a guide wheel 9, a connecting plate 10, a connecting rod 11, a sliding block 12, a pulling plate 13, a connecting spring 14, a micro motor 15, a driving rotating shaft 16, a winding wheel 17, a connecting rope 18, a rubber cushion 19, a ball 20, a wire guide cylinder 21, a connecting column 22, a telescopic motor 23, a touch switch 24, a supporting rod 25, a supporting spring 26 and a shell 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-5, an automobile wiper with good fastening performance comprises a wiper arm shell 1, a wiper rod 2 is arranged inside the wiper arm shell 1, the top end of the wiper rod 2 penetrates through the wiper arm shell 1 and extends to the outside of the wiper arm shell, a rubber wiper strip 3 is fixedly connected to the right side of the wiper rod 2 positioned outside the wiper arm shell 1, a rope groove 4 is formed in the right side of the rubber wiper strip 3, a cross rod 5 is fixedly connected to the left bottom of the inner wall of the wiper arm shell 1, the right end of the cross rod 5 is fixedly connected to the right side of the inner wall of the wiper arm shell 1, a rubber cushion 19 is fixedly connected to the right side of the inner wall of the wiper arm shell 1 and corresponds to the position of the wiper rod 2, the left side of the rubber cushion 19 is fixedly connected to the right side of the wiper rod 2, a pressure spring 6 is fixedly connected to the left bottom of the left side of the wiper rod 2, the left end of the pressure spring 6 is fixedly connected to, the surface of the hanging ring 7 is fixedly connected with a pull rope 8, the section diameter of the pull rope 8 is smaller than the depth of the rope groove 4, a guide wheel 9 is fixedly arranged in a through hole at the bottom of the right side of the scraping arm shell 1, the left side and the right side of the inner wall of the scraping arm shell 1 are symmetrically provided with two connecting plates 10, the two connecting plates 10 positioned at the left side and the right side and at the same side are fixedly connected through a connecting rod 11, the surface of the connecting rod 11 is sleeved with two sliding blocks 12, the positions of the sliding blocks 12 corresponding to the connecting rod 11 are provided with rolling balls 20, the surfaces of the rolling balls 20 are mutually contacted with the surface of the connecting rod 11, the two opposite sliding blocks 12 are fixedly connected through pull plates 13, the two pull plates 13 are fixedly connected through a connecting spring 14, one end of the pull rope 8, far away from the hanging ring 7, sequentially penetrates through the rope groove 4, the guide wheel 9 and the scraping arm shell 1 and, a connecting column 22 is fixedly connected to the right side of the guide cylinder 21, the right end of the connecting column 22 is fixedly connected with the right side of the inner wall of the scraping arm shell 1, a micro motor 15 is fixedly installed on the right side of the inner wall of the scraping arm shell 1 and above the connecting plate 10, a driving rotating shaft 16 is fixedly connected to an output shaft of the micro motor 15, a winding wheel 17 is fixedly connected to the surface of the driving rotating shaft 16, a connecting rope 18 is fixedly connected to the surface of the winding wheel 17, one end, away from the winding wheel 17, of the connecting rope 18 is fixedly connected with a pull plate 13 above the connecting plate, a rubber cushion 19 is arranged, when the scraping rod 2 is pulled to slightly incline rightwards, the scraping rod 2 can be supported to a certain degree by matching with a pressure spring 6, force can be offset and balanced, through arranging a ball 20, friction generated when the sliding block 12 moves on the connecting rod 11 is reduced, the expansion and contraction of the connecting spring 14 are facilitated, through, prevent the skew, drive reel 17 through micro motor 15 and rotate, under the connection effect of arm-tie 13 and coupling spring 14 and under the limiting displacement of slider 12 and connecting rod 11, arm-tie 13 that is located the below drives stay cord 8 and upwards tightens up, thereby can effectually make and scrape 2 slight skews to the right side, utilize pressure spring 6 and rubber cushion 19 to offset balance to the power, reached the holistic fastening effect to the wiper, this car wiper that the fastening nature is good, and reasonable in design, high durability and convenient use, can scrape strip 3 and carry out effectual right side fastening to rubber, guaranteed the clean dewatering of preceding windshield's comprehensive, can not produce clean blind area, driver's sight is not obstructed when having guaranteed the rainy day, can all-round satisfy the user demand.

In addition, a transmission mechanism for driving the scraping arm shell 1 to swing is arranged on the vehicle, and a driving mechanism for driving the transmission mechanism to move left and right is also arranged outside the transmission mechanism; the driving mechanism comprises a telescopic motor 23, a touch switch 24, a supporting rod 25 and a supporting spring 26; the telescopic motor 23 is arranged on one side of the transmission mechanism close to the middle of the vehicle; the output shaft of the telescopic motor 23 is connected to a housing 27 of the transmission mechanism, and the top surface of the housing 27 is a V-shaped surface which is inclined gradually from two side edges to a central axis, is low in the middle and is high at two ends; a through hole is formed in the center of the top surface of the outer shell 27, the bottom end of the arm scraping shell 1 extends into the outer shell 27 through the through hole so as to swing left and right under the driving of elements in the outer shell 27, and the V-shaped top surface enables the arm scraping shell 1 to respectively touch the inclined surfaces on the two sides of the top surface when swinging left and right, namely the swinging range of the arm scraping shell 1 is limited within the range of the two inclined surfaces on the top surface of the outer shell 27; the supporting spring 26 is arranged inside the casing 27, the bottom end of the supporting spring 26 is fixedly connected to the inner bottom surface of the side of the casing 27 far away from the middle of the vehicle, the top end of the supporting spring 26 extends upwards in a direction perpendicular to the top surface of the casing 27, the bottom end of the supporting rod 25 is fixedly connected to the top end of the supporting spring 26, the top end of the supporting rod 25 penetrates through the top surface of the casing 27 and extends to the outside of the casing 27, the touch switch 24 is arranged at the top end of the supporting rod 25, the touch switch 24 is connected to the telescopic motor 23 so as to control the action of the telescopic motor 23 by the opening/closing of the touch switch 24, the wiper arm casing 1 firstly swings from the direction close to the middle of the vehicle side after the wiper is opened, and the wiper arm casing 1 is further away from the top surface of the casing 27 close to the side of the vehicle during the, the pressure of the supporting spring 26 from the arm scraping shell 1 is gradually reduced, so that the supporting spring 26 gradually changes from a compressed state to an extended state, when the arm scraping shell 1 swings to an included angle of 50-80 degrees from the horizontal line, the supporting spring 26 is completely extended, the touch switch 24 is separated from the arm scraping shell 1, the touch switch 24 is disconnected, a signal is sent to the telescopic motor 23, the telescopic motor 23 pushes the shell 27 to move towards the side of the vehicle, so that the vertex angle of the vehicle glass can be touched when the arm scraping shell 1 swings, when the arm scraping shell 1 swings towards the opposite direction and touches the touch switch 24, the touch switch 24 sends a signal to the telescopic motor 23, the telescopic motor 23 drives the shell to move to the initial position, the situation that the arm scraping shell 1 exceeds the side edge of the vehicle glass when swinging is avoided, namely, the scraping without dead angle to the whole vehicle glass in the opening process of the windscreen wiper is realized, the cleanness of the glass is ensured to be comprehensive.

during the use, drive reel 17 through micro motor 15 and rotate, under the connecting action of arm-tie 13 and coupling spring 14 and under the limiting displacement of slider 12 and connecting rod 11 to cooperate in the transmission of leading wheel 9, arm-tie 13 that is located the below drives stay cord 8 and upwards tightens up, thereby can effectually make and scrape pole 2 and rubber and scrape strip 3 and slightly squint to the right side, utilizes pressure spring 6 and rubber cushion 19 to come to offset the balance to the power, thereby reaches the holistic fastening effect to the wiper.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.