CN112824169A

CN112824169A - Wiper device for automobile glass based on scraper blade self-heating principle

Info

Publication number: CN112824169A
Application number: CN201911140470.7A
Authority: CN
Inventors: 孙泽讯; 梁洁
Original assignee: Hunan University of Technology
Current assignee: Hunan University of Technology
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2021-05-21

Abstract

The invention relates to the technical field of rain wipers, and discloses a windscreen wiper device for automobile glass based on a scraper self-heating principle, which comprises a base, wherein the inside of the base is movably connected with a driving device, the upper end of the driving device is movably connected with a rocker, one end of the rocker, which is far away from the driving device, is movably connected with a framework, the right end of the framework is movably connected with an adhesive tape, and the right end of the adhesive tape is movably connected with a fixed block, thereby the effect of convenient replacement of the scraping strip is achieved.

Description

Wiper device for automobile glass based on scraper blade self-heating principle

Technical Field

The invention relates to the technical field of wipers, in particular to a wiper device for automobile glass based on a scraper self-heating principle.

Background

Wiper, i.e. wiper, mainly used to remove rain, snow and dust obstructing the view on the windshield, also known as wiper, wiper or windshield wiper, is a device used to wipe and remove rain spots and dust attached to the windshield of a vehicle, so as to improve the visibility of the driver and increase the driving safety.

In the actual use process, the water tank water pump directly sprays glass water onto the windshield, then the wiper operates to clean the windshield, the operation mode has a simple structure, but the dust removal effect of the wiper is general, particularly the top end of the wiper, the glass water is not directly sprayed at the position, and the glass water is less, so the cleaning effect of the wiper is not ideal, in addition, in the operation process, the position is not lubricated by the glass water initially, and the fulcrum part of the wiper presses the wiping rubber strip for a long time, so the service life is reduced, after long-term use, the wiper is easy to age, wear and the like, so the wiper on the wiper needs to be replaced regularly, but the wiper on the market has various models, the size of the wiper is different, in order to find the adaptive wiper, the energy is consumed, and for the model of the vehicle with the old style, general windscreen wiper body replacement may need to be bought, the size of the general windscreen wiper body is different, the windscreen wiper and the windscreen wiper body are fixed and unstable, potential safety hazards exist, when rain and snow weather is met, one layer of ice often can be formed on the surface of a windshield, the existing windscreen wiper loses effect due to the fact that the ice layer cannot be scraped, at the moment, the sight line of a driver is influenced, and traffic accidents are easily caused

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the wiper device for the automobile glass based on the principle of self-heating of the scraper, which has the advantages of good cleaning effect, capability of removing dust and ice, convenience in replacement of the scraper strip and the like, and solves the problems that the traditional wiper device is poor in cleaning effect, cannot effectively remove ice and is difficult to detach the scraper strip.

(II) technical scheme

In order to achieve the purposes of good cleaning effect, dust removal and deicing and convenient scraping strip replacement, the invention provides the following technical scheme: a wiper device for automobile glass based on a scraper self-heating principle comprises a base, wherein a driving device is movably connected inside the base, a rocker arm is movably connected to the upper end of the driving device, one end, away from the driving device, of the rocker arm is movably connected with a framework, the right end of the framework is movably connected with an adhesive tape, the right end of the adhesive tape is movably connected with a fixed block, the front side of the fixed block is movably connected with a liquid supply pipe, the lower end of the right side of the fixed block is movably connected with a connecting block, the lower end of the connecting block is movably connected with a nozzle block, the inner wall of the nozzle block is movably connected with a pressure equalizing cavity, the left end of the pressure equalizing cavity is movably connected with a liquid inlet channel, one end, away from the pressure equalizing cavity, of the liquid inlet channel is movably connected with an inner, the heating device comprises a heat conducting plate, and is characterized in that a heating wire is movably connected inside the heat conducting plate, an elastic pressing part is movably connected to the upper end of the heat conducting plate, a clamping arm is movably connected to the upper end of the elastic pressing part, a gear is movably connected to the left end of the clamping arm, a worm is movably connected to the left end of the gear, and a positioning block is movably connected to the left side of the front face of the worm.

Preferably, the driving device is movably connected with the rocker arm through a rotating shaft.

Preferably, the front face of the framework is movably connected with a limiting block, and the rubber strip is connected to the upper end of the right side of the limiting block.

Preferably, the nozzle block is in a triangular arc shape, the nozzles are mainly respectively arranged on the outer sides of the arc shape of the nozzle block, and the two nozzle blocks are movably connected to the left side and the right side of the fixed block through the connecting blocks.

Preferably, the number of the guide pipes is two, the upper ends of the two guide pipes are movably connected to the outer side of the liquid supply pipe, and the other ends of the two guide pipes are movably connected to the inner cavities in the two nozzle blocks.

Preferably, the heating wire is designed to be strip-shaped, the outer wall of the heating wire is movably connected with a limiting groove, and the width of the limiting groove is smaller than that of the heat conducting plate.

Preferably, the number of the elastic pressing parts is two, the two elastic pressing parts are respectively and movably connected to the left side and the right side of the upper end of the heat conducting plate, the inner part of each elastic pressing part is designed to be a spring, and the upper end of each spring is connected to the lower portion of the clamping arm.

Preferably, the clamping arms are totally provided with two clamping arms which are respectively symmetrical about the heat conducting plate, the lower ends of the clamping arms are movably connected with clamping blocks, and the two sides of the fixing block are provided with corresponding clamping grooves.

Preferably, the gears are provided with two blocks in total, are respectively movably connected to the upper sides of the left clamping arm and the right clamping arm, and are symmetrical about the worm.

(III) advantageous effects

Compared with the prior art, the invention provides a wiper device for automobile glass based on a scraper self-heating principle, which has the following beneficial effects:

1. this wiper device for automobile glass based on scraper blade self-heating principle uses through the cooperation of nozzle piece, pressure equalizing chamber, inlet channel, inner chamber isotructure, and in the device use, the cleaning solution is leading-in from the feed pipe, is derived from the pipe, then has the inner chamber again and is discharged to inlet channel, then is discharged from 9 outer walls of nozzle piece to clean effectual effect has been reached.

2. This wiper device for automobile glass based on scraper blade self-heating principle uses through the cooperation of heat-conducting plate, heater strip, elasticity press part, arm lock isotructure, and in the device use, after starting the heater strip, the heat-conducting plate can lead the adhesive tape department with the heat, and the adhesive tape will heat the glass region afterwards to the effect that can remove dust and remove ice has been reached.

3. This windscreen wiper device for automobile glass based on scraper blade self-heating principle uses through the cooperation of drive arrangement, rocking arm, skeleton, adhesive tape isotructure, in the device use, removes the stopper on the skeleton, adhesive tape alright with by the deblocking to reached and changed the convenient effect of scraping the strip.

Drawings

FIG. 1 is a schematic view of a connection structure according to the present invention;

FIG. 2 is a schematic structural view of the present invention in connection with use;

FIG. 3 is a schematic view of the connection structure of the base, the driving device and the swing arm according to the present invention;

FIG. 4 is an enlarged view of the area A in FIG. 1 and a connection structure of the gear, the worm and the positioning block.

In the figure: the device comprises a base 1, a driving device 2, a rocker arm 3, a framework 4, an adhesive tape 5, a fixing block 6, a liquid supply pipe 7, a connecting block 8, a nozzle block 9, a pressure equalizing cavity 10, a liquid inlet channel 11, an inner cavity 12, a guide pipe 13, a heat conducting plate 14, a heating wire 15, an elastic pressing piece 16, a clamping arm 17, a gear 18, a worm 19 and a positioning block 20.

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. 1-4, a wiper device for automobile glass based on a scraper self-heating principle comprises a base 1, a driving device 2 is movably connected inside the base 1, the upper end of the driving device 2 is movably connected with a rocker arm 3, a rotating shaft is movably connected between the driving device 2 and the rocker arm 3, one end of the rocker arm 3 away from the driving device 2 is movably connected with a framework 4, the front of the framework 4 is movably connected with a limiting block, the rubber strip 5 is connected with the upper end of the right side of the limiting block, the right end of the framework 4 is movably connected with the rubber strip 5, the right end of the rubber strip 5 is movably connected with a fixed block 6, the front of the fixed block 6 is movably connected with a liquid supply pipe 7, the lower end of the right side of the fixed block 6 is movably connected with a connecting block 8, the lower end of the connecting block 8 is movably connected with a, respectively through 8 swing joint in the left and right sides of fixed block 6 of connecting block, the inner wall swing joint of nozzle piece 9 has pressure-equalizing chamber 10, the left end swing joint of pressure-equalizing chamber 10 has inlet channel 11, the one end swing joint that inlet channel 11 kept away from pressure-equalizing chamber 10 has inner chamber 12, the front swing joint that the outer wall of inner chamber 12 just is located connecting block 8 has pipe 13, pipe 13 has two altogether, the upper end swing joint of two pipe 13 is in the outside of feed pipe 7, the other end swing joint of two pipe 13 is on two inside inner chambers 12 of nozzle piece 9.

The upper end swing joint of fixed block 6 has heat-conducting plate 14, and the inside swing joint of heat-conducting plate 14 has heater strip 15, and heater strip 15 is the strip design, and the outer wall swing joint of heater strip 15 has the spacing groove, and the width of spacing groove is less than the width of heat-conducting plate 14. The upper end of the heat conducting plate 14 is movably connected with two elastic pressing parts 16, the two elastic pressing parts 16 are respectively and movably connected with the left side and the right side of the upper end of the heat conducting plate 14, the inner part of the elastic pressing part 16 is designed as a spring, the upper end of the spring is connected below the clamping arms 17, the upper end of the elastic pressing part 16 is movably connected with two clamping arms 17, the two clamping arms 17 are respectively symmetrical about the heat conducting plate 14, the lower end of the clamping arm 17 is movably connected with a clamping block, the two sides of the fixing block 6 are provided with corresponding clamping grooves, the clamping arms 17 are clamped in the clamping grooves on the fixing block 6 of the rubber strip 5 through the clamping blocks, so that the clamping arms 17 clamp the wiper body more firmly, the clamping stability is improved, the rubber strip 5 is prevented from loosening under the clamping of the clamping arms 17, the left end of the clamping arm 17 is movably connected with a gear, meanwhile, the positioning block 20 is symmetrically arranged on the worm 19, and the left side of the front surface of the worm 19 is movably connected with the positioning block.

The use method comprises the steps that when the wiper device for the automobile glass based on the scraper self-heating principle is used, if the frozen glass window needs to be wiped, the inner cavity 12 and the liquid inlet channel 11 are arranged in the rubber strip 5 in the wiper device, so that cleaning solution flows from the liquid supply pipe 7 in the fixed block 6 to the nozzle block 9 through the liquid inlet channel 11 and is sprayed out from the nozzle holes on the two sides of the nozzle block 9, the cleaning solution is uniformly sprayed on the place where the wiper strip passes, meanwhile, the rubber strip 5 is always supported by elasticity through the elastic pressing piece 16, the wiper device can be better attached to the glass, the cleaning and dust removal effects are obvious, the heat conduction plate 14 attached to and abutted to the rubber strip 5 heats the rubber strip 5, frost accumulated on the glass can be removed, the rubber strip 5 is fixed on the framework 4 through the clamping arm 17, when the rubber strip 5 needs to be replaced, the wiper device only needs to be taken down from the clamping arm 17, the replacement is convenient, the commonality is strong, and the lateral direction is provided with two nozzle pieces 9 under the fixed block 6, can increase nozzle piece 9 and windshield's area of contact, makes 5 clean positions of adhesive tape more abundant, and clean effect is showing more, has increased the side area of adhesive tape 5 and nozzle piece 9 simultaneously, increases adhesive tape 5 and nozzle piece 9 and windshield's active area, improves clean efficiency.

The nozzle hole is arranged on the cambered surface of the nozzle block 9, the cleaning solution is directly sprayed out from the nozzle hole, along with the swinging of the wiper body driven by the rocker arm 3, the cleaning solution is naturally and uniformly coated on the windshield, the cleaning effect is good, the utilization rate of the cleaning agent is high, the nozzle hole is blocked by the deformation and the pressure of the cambered surface of the elastic rubber strip 5 in the reciprocating swing process of the rubber strip 5, the other cambered surface expands the nozzle hole to achieve the purpose of blocking one water outlet surface in the reciprocating swing process of the rubber strip 5, the cleaning efficiency is improved, the positioning block 20 is adjusted to drive the worm 19 coaxially and fixedly connected with the positioning block to rotate, and then make the gear 18 engaged with worm 19 rotate, thus drive the arm clamp 17 to open and shut, simple in construction, easy to use, the elastic pressing piece 16 compresses the heat-conducting plate 14 on the fixed block 6 surface of the adhesive tape 5, so as to make the heat that the heat-conducting plate 14 sends transmit to the adhesive tape 5 directly.

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.

Claims

1. The utility model provides a windscreen wiper device for car glass based on scraper blade self-heating principle, includes base (1), its characterized in that: the inner swing joint of the base (1) is provided with a driving device (2), the upper end of the driving device (2) is movably connected with a rocker arm (3), one end of the rocker arm (3), which is far away from the driving device (2), is movably connected with a framework (4), the right end of the framework (4) is movably connected with an adhesive tape (5), the right end of the adhesive tape (5) is movably connected with a fixed block (6), the front of the fixed block (6) is movably connected with a liquid supply pipe (7), the lower end of the right side of the fixed block (6) is movably connected with a connecting block (8), the lower end of the connecting block (8) is movably connected with a nozzle block (9), the inner wall of the nozzle block (9) is movably connected with a pressure equalizing cavity (10), the left end of the pressure equalizing cavity (10) is movably connected with a liquid inlet channel (11), one end of the liquid, the utility model discloses a heat exchanger, including inner chamber (12), heat-conducting plate (14), the inside swing joint of heat-conducting plate (14) has heater strip (15), the upper end swing joint of heat-conducting plate (14) has elasticity press part (16), the upper end swing joint of elasticity press part (16) has arm lock (17), the left end swing joint of arm lock (17) has gear (18), the left end swing joint of gear (18) has worm (19), the positive left side swing joint of worm (19) has locating piece (20).

2. The wiper device for automotive glass based on the self-heating principle of the squeegee according to claim 1, wherein: the driving device (2) is movably connected with the rocker arm (3) through a rotating shaft.

3. The wiper device for automotive glass based on the self-heating principle of the squeegee according to claim 1, wherein: the front of skeleton (4) swing joint has the stopper, and adhesive tape (5) are connected in the right side upper end of stopper.

4. The wiper device for automotive glass based on the self-heating principle of the squeegee according to claim 1, wherein: the nozzle block (9) is in a triangular arc shape, the nozzles are mainly respectively arranged on the outer side of the arc shape of the nozzle block (9), and two nozzle blocks (9) are arranged together and are respectively movably connected to the left side and the right side of the fixed block (6) through the connecting block (8).

5. The wiper device for automotive glass based on the self-heating principle of the squeegee according to claim 1, wherein: the number of the guide pipes (13) is two, the upper ends of the two guide pipes (13) are movably connected to the outer side of the liquid supply pipe (7), and the other ends of the two guide pipes (13) are movably connected to the inner cavities (12) in the two nozzle blocks (9).

6. The wiper device for automotive glass based on the self-heating principle of the squeegee according to claim 1, wherein: the heating wire (15) is designed in a strip shape, the outer wall of the heating wire (15) is movably connected with a limiting groove, and the width of the limiting groove is smaller than that of the heat conducting plate (14).

7. The wiper device for automotive glass based on the self-heating principle of the squeegee according to claim 1, wherein: the elastic pressing pieces (16) are two in total and are respectively movably connected to the left side and the right side of the upper end of the heat conduction plate (14), the inner part of each elastic pressing piece (16) is designed as a spring, and the upper end of each spring is connected to the lower part of the clamping arm (17).

8. The wiper device for automotive glass based on the self-heating principle of the squeegee according to claim 1, wherein: the clamping arms (17) are totally provided with two clamping blocks which are respectively symmetrical about the heat conducting plate (14), the lower ends of the clamping arms (17) are movably connected with clamping blocks, and the two sides of the fixing block (6) are provided with corresponding clamping grooves.

9. The wiper device for automotive glass based on the self-heating principle of the squeegee according to claim 1, wherein: the two gears (18) are arranged together, are movably connected to the upper sides of the left clamping arm and the right clamping arm (17) respectively, and are symmetrical about the worm (19).