CN212220156U

CN212220156U - Drainage scraping head of windscreen wiper

Info

Publication number: CN212220156U
Application number: CN202020604151.9U
Authority: CN
Inventors: 赵娟红; 房建宏; 黄洁
Original assignee: Zhejiang Kefon Auto Electirc Co ltd
Current assignee: Zhejiang Kefon Auto Electirc Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2020-12-25
Anticipated expiration: 2030-04-21

Abstract

A water drainage wiper head of a windscreen wiper comprises a bracket, a fixing part and a wiping part, wherein the fixing part and the wiping part are fixedly connected with each other, the fixing part is sleeved in the bracket, a channel for the wiping part to be connected with the fixing part is arranged at the bottom of the bracket, the wiping part is made of rubber materials, the bottom surface of the wiping part is an arc-shaped surface, the wiping part is in limit fit at the bottom of the bracket, when the wiping part is subjected to left or right bending deformation, the wiping part is in limit fit with an inclined surface arranged at the bottom of the bracket, a through cavity is arranged in the wiping part and is provided with openings at the upper end surface and the lower end surface of the wiping part, a flow guide opening communicated with the through cavity is arranged at the lower part of the side surface of the wiping part, a slip sheet is arranged at the inclined surface at the bottom of the bracket and forms sliding fit with a through groove arranged in the wiping part, the slip sheet slides in the through groove when the wiping part is, simultaneously, rainwater in the through cavity flows out to the bottom end of the glass from the through hole at the lower end, and rainwater is collected and drained quickly.

Description

Drainage scraping head of windscreen wiper

Technical Field

The utility model relates to a vehicle accessory technical field, concretely relates to head is scraped to drainage of wiper.

Background

The automobile rain-wiping accessory is necessary for ensuring the driving safety in rainy days, and wiper matching manufacturers and automobile factories also design own special beautiful and practical structures by using the full-of-liquid, thereby striving to occupy a place in wiper research and development matching.

The existing windscreen wiper is basically characterized in that a wiping head is connected with a wiping arm, the wiping arm drives the wiping head to swing back and forth on the surface of a windshield for wiping, and a double windscreen wiper is usually used for ensuring comprehensive and efficient wiping, however, in the process of wiping the wiping head and wiping rain, rainwater can flow to the upper part of the glass along the wiping head, and the rainwater on the upper part of the glass can flow down under the action of gravity, so that the glass is blurred by the rainwater, the double windscreen wiper is particularly obvious when the rainfall is large, and the rainwater on the glass can not be cleaned in time by using the double windscreen wiper or increasing the swing speed, so that the driving can only be abandoned in heavy rain days.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a head is scraped in drainage of wiper:

a water discharge scraping head of a windscreen wiper comprises a bracket, a fixing part and a wiping part which are fixedly connected with each other, the fixing part is sleeved in the bracket, the bottom of the bracket is provided with a channel for connecting the rain scraping part with the fixing part, the rain wiping part is made of rubber materials, the bottom surface of the rain wiping part is an arc-shaped surface, the rain wiping part is in limit fit with the bottom of the bracket, the rain-wiping part is matched with the inclined plane limit abutment arranged at the bottom of the bracket when the rain-wiping part is bent and deformed leftwards or rightwards, a through cavity is arranged in the rain-wiping part, and the upper and lower end faces of the through cavity on the rain wiping part are provided with through holes, the lower part of the side face of the rain wiping part is provided with a flow guide port communicated with the through cavity, a sliding sheet is arranged at the inclined plane at the bottom of the bracket and forms sliding fit with a through groove arranged in the rain wiping part, when the rain scraping part is bent and deformed left or right, the sliding sheet slides in the through groove, and the flow guide opening can be sealed by sliding the sliding sheet.

Preferably, the gleitbretter is installed at the inclined plane of support bottom through the arc piece that is equipped with, the arc piece make by plastics and with gleitbretter fixed connection, the upper end that leads to the groove is equipped with the first arc wall of sliding fit in the arc piece, and windscreen wiper portion can cooperate its deformation's orbit for the arc piece when left or right bending deformation, makes the gleitbretter more stable with the cooperation of sliding that leads to the groove.

Preferably, the square piece is fixedly connected to the upper end of the arc piece, two side ends of the square piece are made of rubber, the square piece and the arc piece are connected to form a J shape, a tool-shaped hole with two through ends is formed in the support, the lower end of the tool-shaped hole is communicated with a second arc-shaped groove formed in an inclined surface of the bottom of the support, the tool-shaped hole is used for clamping installation of two positions of the square piece, two ends of the square piece protrude out of two ends of the tool-shaped hole respectively, the second arc-shaped groove and the arc piece form sliding fit, the flow guide opening is provided with an extension groove of the through groove, and when the square piece is positioned at the clamping position of the lower end of the tool-shaped hole, the sliding piece penetrates into the extension groove, and the penetration distance.

Preferably, the rain-wiping part is provided with a flow guide contact piece positioned below the flow guide port, the flow guide contact piece is longer than the flow guide port, and the bottom end of the flow guide contact piece is higher than the bottom end of the rain-wiping part, so that rainwater in the rain-wiping process can enter the flow guide port more easily.

Preferably, the water conservancy diversion contact is the closed angle form, and with scrape rain portion integrated into one piece, reduces the friction between water conservancy diversion contact and glass, and integrated into one piece does not have the gap, improves the effect of guide rainwater.

Preferably, the side of the rain scraping part is provided with side dense holes at the diversion port, so that the possibility of foreign matters entering the diversion port is reduced.

Preferably, the upper end face and the lower end face of the rain scraping part are provided with end face dense holes at the through hole, so that the possibility of foreign matters entering the through cavity is reduced.

Preferably, the surfaces of the through grooves and the sliding sheets in sliding fit are smooth surfaces, so that the sliding sheets slide in the through grooves more smoothly.

The utility model discloses following beneficial effect has: rain portion of scraping takes place bending deformation through the swing repeatedly, and the gleitbretter takes place to slide with leading to the groove, makes the water conservancy diversion mouth repeatedly opened by the gleitbretter and seals, and rain portion of scraping swing makes the rainwater pass through the water conservancy diversion mouth and gets into logical chamber, leads to the opening of the rainwater of intracavity simultaneously and flows to the glass bottom from the lower extreme, realizes the quick collection and the drainage of rainwater, and the effect is especially obvious when rainfall is great, improves the security of rainy day driving.

Drawings

Fig. 1 is a schematic view of the internal structure of embodiment 1.

Fig. 2 is a partial structural schematic view of the fixing portion and the wiping portion in embodiment 1.

Fig. 3 is a schematic view showing the operation of the wiper portion of embodiment 1 in which the wiper portion is bent leftward.

Fig. 4 is a schematic view showing the rightward bending deformation operation of the wiper portion according to embodiment 1.

Fig. 5 is a schematic view of the internal structure of embodiment 2.

Fig. 6 is a partial structural view of embodiment 2.

1. A support; 2. a fixed part; 3. a wiper section; 4. a cavity is communicated; 5. a port; 6. a flow guide port; 7. sliding blades; 8. a through groove; 9. an arc-shaped sheet; 10. a first arc-shaped slot; 11. a square piece; 12. forming a hole; 13. a second arc-shaped slot; 14. an extension groove; 15. a diversion contact piece; 16. side surface dense holes; 17. and holes are densely distributed on the end face.

Detailed Description

The present invention will be further described with reference to fig. 1 to 6 and

embodiments

1 and 2.

Example 1:

a water drainage wiper head of a windscreen wiper comprises a support 1, a fixing part 2 and a wiping part 3 which are fixedly connected with each other, wherein the fixing part 2 is sleeved in the support 1, a channel for the wiping part 3 to be connected with the fixing part 2 is arranged at the bottom of the support 1, the wiping part 3 is made of rubber materials, the bottom surface of the wiping part is an arc-shaped surface, the wiping part 3 is in limit fit with the bottom of the support 1, when the wiping part 3 is subjected to left or right bending deformation, the wiping part is in limit fit with an inclined surface arranged at the bottom of the support 1, a through cavity 4 is arranged inside the wiping part 3, through holes 5 are respectively arranged on the upper end surface and the lower end surface of the wiping part 4 in the through cavity 3, end surface dense holes 17 are respectively arranged at the through holes 5 on the upper end surface and the lower end surface of the wiping part 3, a flow guide opening 6 communicated with the through cavity 4 is arranged at the lower part of the right side surface of the wiping part 3, side surface dense holes, inclined plane department of 1 bottom of support is equipped with gleitbretter 7, gleitbretter 7 constitutes the cooperation of sliding with the logical groove 8 that is equipped with in the portion of scraping rain 3, it is the smooth surface to lead to the logical groove 8 and slide 7 complex surface of sliding, it is more smooth to make gleitbretter 7 slide in leading to the groove 8, the gleitbretter 7 is installed the inclined plane in 1 bottom of support through the arc piece 9 that is equipped with, the arc piece 9 is made by plastics and with gleitbretter 7 fixed connection, the upper end that leads to the groove 8 is equipped with the first arc wall 10 that slides and cooperates in arc piece 9, the windscreen wiper portion is the orbit that the arc piece 9 can cooperate its deformation when left or right bending deformation, it is more stable to make the cooperation of sliding of gleitbretter 7 with leading to slide 8, gleitbretter 7 slides in leading to the.

Scrape rain portion 3 and be equipped with water conservancy diversion contact 15 that is located water conservancy diversion mouth 6 below, water conservancy diversion contact 15 is the closed angle form, and with scrape rain portion 3 integrated into one piece, water conservancy diversion contact 15 is longer in the length of water conservancy diversion mouth 6, the bottom of water conservancy diversion contact 15 is higher in the bottom of scraping rain portion 3, closed angle form water conservancy diversion contact 15 can reduce and glass within a definite time friction, integrated into one piece does not have the gap, the effect of guide rainwater is improved, the messenger scrapes the in-process rainwater of rain and changes and get into water conservancy diversion mouth 6.

It should be noted that, in the embodiment 1, in the non-operating state, the window is placed at the bottom end of the glass, the diversion port 6 faces the top end of the glass, and meanwhile, the wiper portion 3 is in the deformed state as shown in fig. 4, and the slide sheet 7 closes the diversion port 6.

The working process and the effect are as follows: the rain wiper starts to swing upwards from the bottom end of the glass to wipe rain, the rain wiping part 3 is changed into a deformation state as shown in figure 3, the sliding sheet 7 slides with the through groove 8 to open the diversion port 6, meanwhile, the distance between the diversion contact sheet 15 and the glass is reduced or even mutually contacted, under the swing action, the right side surface of the rain wiping part 3 wipes rain, the rain sequentially enters the diversion port 6 and the through cavity 4 along the diversion contact sheet 15, the rain in the through cavity 4 flows down from the through hole 5 at the lower end of the rain wiping part, because the rain wiping part 3 is attached to the glass to wipe off the residual rain which does not enter the diversion port 6, the rain can be rapidly cleaned, the rain wiping part starts to swing back after swinging to the maximum angle, simultaneously, the rain wiping part 3 is changed into the deformation state as shown in figure 4, the sliding sheet 7 slides with the through groove 8 to close the diversion port 6, simultaneously, the distance between the diversion contact sheet 15 and the glass is enlarged, under the swing action, the, the left rainwater is directly scraped to the bottom end of the glass, the rain scraping part 3 returns to the bottom end of the glass, and then the rain scraping work is repeatedly circulated.

Example 2:

a water drainage wiper head of a windscreen wiper comprises a support 1, a fixing part 2 and a wiping part 3 which are fixedly connected with each other, wherein the fixing part 2 is sleeved in the support 1, a channel for the wiping part 3 to be connected with the fixing part 2 is arranged at the bottom of the support 1, the wiping part 3 is made of rubber materials, the bottom surface of the wiping part is an arc-shaped surface, the wiping part 3 is in limit fit with the bottom of the support 1, when the wiping part 3 is subjected to left or right bending deformation, the wiping part is in limit fit with an inclined surface arranged at the bottom of the support 1, a through cavity 4 is arranged in the wiping part 3, through holes 5 are formed in the upper end surface and the lower end surface of the wiping part 3 of the through cavity 4, a flow guide opening 6 communicated with the through cavity 4 is formed in the lower part of the right side surface of the wiping part 3, a sliding sheet 7 is arranged at the inclined surface at the bottom of the support 1, the sliding sheet 7 is arranged on the, when the rain wiping part 3 is bent and deformed left or right, the sliding sheet 7 slides in the through groove 8, the flow guide port 6 can be sealed through the sliding sheet 7, the arc sheet 9 is made of plastic and is fixedly connected with the sliding sheet 7, the upper end of the arc sheet 9 is fixedly connected with a square sheet 11, two side ends of the square sheet 11 are made of rubber materials, deformation is facilitated, the square sheet 11 is connected with the arc sheet 9 to form a J shape, an I-shaped hole 12 with two through ends is arranged in the support 1, the lower end of the I-shaped hole 12 is communicated with a second arc-shaped groove 13 arranged on an inclined plane at the bottom of the support 1, the I-shaped hole 12 is used for two clamping installation of the high end and the low end of the square sheet 11, two ends of the square sheet 11 respectively protrude from two ends of the I-shaped hole 12, the second arc-shaped groove 13 and the arc sheet 9 form sliding fit, the upper end of the through groove 8 is provided with the first arc-shaped groove 10 in sliding fit with, the sliding sheet 7 is stably matched with the through groove 8 in a sliding mode, an extending groove 14 of the through groove 8 is formed in the position of the flow guide opening 6, the sliding sheet 7 penetrates into the extending groove 14 when the square sheet 11 is located at the clamping position of the low end of the I-shaped hole 12, and the penetrating distance is not smaller than the height of the flow guide opening 6.

The square piece 11 is moved to a high-end clamping position of the I-shaped hole 12, the rain wiping part is applicable to a rain wiping mode, the flow guide port 6 is started to work when the rain wiping part 3 swings to work, rainwater sequentially enters the flow guide port 6 and the through cavity 4 when the right side surface of the rain wiping part 3 is wiped, and simultaneously the rainwater flows down at the through port 5 at the lower end of the through cavity 4, so that the effect is obvious when the rainfall is large, and the rainwater is directly wiped to the bottom end of the glass when the left side surface of the rain wiping part 3 is wiped; the square sheet 11 is moved to the lower end clamping position of the I-shaped hole 12, the dry foreign matter scraping mode is suitable, the flow guide opening 6 is always sealed by the sliding sheet 7, and the rain scraping part 3 swings to deform and cannot open the flow guide opening 6.

It should be understood that the above examples 1 and 2 of the present invention are only examples for illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. There is no need or no way to give poor examples of all embodiments. And that such obvious changes and modifications are within the scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a head is scraped in drainage of wiper which characterized in that: comprises a bracket (1) and a fixed part (2) and a rain scraping part (3) which are fixedly connected with each other, wherein the fixed part (2) is sleeved in the bracket (1), the bottom of the bracket (1) is provided with a channel for connecting the rain scraping part (3) with the fixed part (2), the rain scraping part (3) is made of rubber material and the bottom surface is an arc-shaped surface, the rain scraping part (3) is in limit fit with the bottom of the bracket (1), the rain scraping part (3) is in limit fit with an inclined surface limit top arranged at the bottom of the bracket (1) when left or right bending deformation occurs, a through cavity (4) is arranged inside the rain scraping part (3), the through cavity (4) is provided with through holes (5) on the upper and lower end surfaces of the rain scraping part (3), the lower part of the side surface of the rain scraping part (3) is provided with a flow guide port (6) communicated with the through cavity (4), and the inclined surface of the bottom of the bracket (1) is provided with, gleitbretter (7) constitute the cooperation of sliding with logical groove (8) that are equipped with in scraping rain portion (3), through when scraping rain portion (3) and taking place the bending deformation of left and right the gleitbretter (7) slide in logical groove (8), through sliding gleitbretter (7) can seal water conservancy diversion mouth (6).

2. The drain wiper head for a wiper blade of claim 1, wherein: the inclined plane department in support (1) bottom is installed through arc piece (9) that are equipped with in gleitbretter (7), arc piece (9) are made by plastics and with gleitbretter (7) fixed connection, the upper end that leads to groove (8) is equipped with first arc wall (10) that the cooperation of sliding cooperates arc piece (9).

3. The drain wiper head for a wiper blade of claim 2, further comprising: the upper end of the arc-shaped sheet (9) is fixedly connected with a square sheet (11), two side ends of the square sheet (11) are made of rubber, the square sheet (11) is connected with the arc-shaped sheet (9) to form a J shape, a I-shaped hole (12) with two through ends is arranged in the support (1), the lower end of the I-shaped hole (12) is communicated with a second arc-shaped groove (13) arranged on the inclined plane at the bottom of the support (1), the I-shaped hole (12) is used for mounting two clamping positions of the high end and the low end of the square sheet (11), two ends of the square sheet (11) are respectively protruded from two ends of the I-shaped hole (12), the second arc-shaped groove (13) and the arc-shaped sheet (9) form sliding fit, an extending groove (14) of the through groove (8) is arranged at the flow guide opening (6), and a sliding sheet (7) penetrates into the extending groove (14) when the square sheet (11) is positioned at the clamping, and the penetration distance is not less than the height of the diversion port (6).

4. The drain wiper head for a wiper blade of claim 1, wherein: the rain scraping part (3) is provided with a flow guide contact piece (15) located below the flow guide opening (6), the flow guide contact piece (15) is longer than the flow guide opening (6), and the bottom end of the flow guide contact piece (15) is higher than the bottom end of the rain scraping part (3).

5. The drain wiper head for a wiper blade according to claim 4, wherein: the diversion contact piece (15) is in a sharp-angle shape and is integrally formed with the rain scraping part (3).

6. The drain wiper head for a wiper blade of claim 1, wherein: the side surface of the rain scraping part (3) is provided with side surface dense holes (16) at the position of the flow guide port (6).

7. The drain wiper head for a wiper blade of claim 1, wherein: and end face dense holes (17) are formed in the upper end face and the lower end face of the rain scraping part (3) at the through hole (5).

8. The drain wiper head for a wiper blade of claim 1, wherein: the surfaces of the through grooves (8) and the sliding sheets (7) which are in sliding fit are smooth surfaces.