阅读说明：本技术 汽车用除冰霜式雨刮器 (Defrosting type windscreen wiper for automobile ) 是由 叶宏武 于 2021-08-02 设计创作，主要内容包括：本发明涉及汽车配件领域,公开汽车用除冰霜式雨刮器,包括雨刮臂组件和设置于雨刮臂组件上的雨刮器本体,雨刮器本体包括安装座以及可拆卸固定于安装座上的刮条,在安装座上于刮条的两侧设置有除冰霜机构,除冰霜机构与刮条之间存在隔热间距,除冰霜机构包括弹性升降设置的硬质刮片以及为硬质刮片供热来快速化冰霜的供热机构,当硬质刮片下降时,其高度低于刮条的高度；当硬质刮片上升时,其高度高于或等于刮条的高度并弹性抵接于挡风玻璃上,在不影响刮条的使用寿命的同时能够快速去除挡风玻璃上的并双层。(The invention relates to the field of automobile accessories and discloses an automobile defrosting type windscreen wiper, which comprises a windscreen wiper arm assembly and a windscreen wiper body arranged on the windscreen wiper arm assembly, wherein the windscreen wiper body comprises a mounting seat and a scraping strip detachably fixed on the mounting seat, defrosting mechanisms are arranged on the mounting seat and on two sides of the scraping strip, a heat insulation space is formed between the defrosting mechanisms and the scraping strip, each defrosting mechanism comprises a hard scraping blade and a heat supply mechanism, the hard scraping blade is elastically lifted, the heat supply mechanism supplies heat to the hard scraping blade to quickly defrost, and when the hard scraping blade descends, the height of the hard scraping blade is lower than that of the scraping strip; when the hard scraper blade rises, the height of the hard scraper blade is higher than or equal to that of the scraper strip and the hard scraper blade is elastically abutted against the windshield, so that double layers on the windshield can be quickly removed while the service life of the scraper strip is not influenced.)

1. Defrosting formula wiper for car includes the windscreen wiper arm subassembly and sets up the wiper body on the windscreen wiper arm subassembly, and the wiper body includes mount pad (1) and can dismantle and be fixed in scraping strip (2) on mount pad (1), its characterized in that: the installation seat (1) is provided with deicing and defrosting mechanisms on two sides of the scraping strip (2), a heat insulation space is reserved between the deicing and defrosting mechanisms and the scraping strip (2), each deicing and defrosting mechanism comprises a hard scraping blade and a heat supply mechanism, the hard scraping blade is elastically lifted, the heat supply mechanism supplies heat to the hard scraping blade to quickly defrost ice, and when the hard scraping blade descends, the height of the hard scraping blade is lower than that of the scraping strip (2); when the hard scraper rises, the height of the hard scraper is higher than or equal to that of the scraper strip (2) and the hard scraper is elastically abutted against the windshield.

2. The automotive defrosting wiper blade according to claim 1, characterized in that: the defrosting mechanism comprises a fixed seat (3) detachably arranged on the mounting seat (1), a groove which is recessed on one side of the fixed seat (3) far away from the mounting seat and can be used for lifting a hard scraping blade, an electromagnet (6) fixedly arranged at the bottom of the groove and a reset spring (7) fixed between the scraping strip (2) and the electromagnet (6), wherein the hard scraping blade is lifted and lowered under the control of the power on or power off of the electromagnet (6), when the electromagnet (6) is powered on, the hard scraping blade is contracted, and when the scraping strip (2) is elastically abutted against the windshield, the hard scraping blade is in clearance fit with the windshield; when the electromagnet (6) loses power, the hard scraping blade and the scraping strip (2) are simultaneously and elastically abutted against the windshield.

3. The automotive defrosting wiper blade according to claim 2, characterized in that: the hard scraper comprises a lifting part (5) matched with the groove and a scraper body (4) which is vertically turned over to one side far away from the scraping strip (2) at one end far away from the fixing seat (3) of the lifting part (5), and one side far away from the lifting part (5) of the scraper body (4) is arranged to be blade-shaped.

4. The automotive defrosting wiper blade according to claim 3, characterized in that: the lifting part (5) comprises iron rods (501) distributed along the axial direction of the groove at intervals and abutting iron sheets (502) horizontally arranged at the lower ends of the iron rods (501), and two ends of the reset spring (7) are fixedly connected with the abutting iron sheets (502) and the electromagnet (6) respectively.

5. The automotive defrosting wiper blade according to claim 4, characterized in that: at least one abutting iron sheet (502) is arranged, at least two return springs (7) are distributed at intervals along the axial direction of the groove, and when one abutting iron sheet (502) is arranged, the abutting iron sheet (502) is fixedly connected with all the iron rods (501); when the abutting iron sheets (502) are provided with more than two abutting iron sheets, the abutting iron sheets (502) are in clearance fit and are fixedly connected with the iron rod (501) with the part close to the abutting iron sheets, and each abutting iron sheet (502) is at least connected with one return spring (7).

6. The automotive defrosting wiper blade according to claim 4, characterized in that: the heat supply mechanism comprises a heating rod (8), a temperature controller and a first switch, the first switch and the heating rod (8) are connected with the temperature controller through electric wires, and the heating rod (8) is arranged at the lower end of the abutting iron sheet (502).

7. The automotive defrosting wiper blade according to claim 6, characterized in that: mount pad (1) includes fixed block (101) fixed with the windscreen wiper arm subassembly and can dismantle mounting bar (102) that sets up on fixed block (101), possesses a cavity (1011) in fixed block (101), scrapes strip (2) and deicing frost mechanism and can dismantle and set up on mounting bar (102), and heating rod (8) set up in butt iron sheet (502) bottom, and the bottom of heating rod (8) is located cavity (1011) after passing the recess bottom.

Technical Field

The invention relates to the field of automobile accessories, in particular to an ice and frost removing type windscreen wiper for an automobile.

Background

Under the cold weather condition, a layer of frost layer can be condensed on the windshield of the automobile, and the scraping strip of the existing windscreen wiper is made of rubber, is soft in texture, can only scrape water and cannot eliminate the frost layer.

The existing operations are divided into two types: 1. the user wipes with hot water to melt the frost layer quickly, but the operation needs to prepare hot water, and for northern cities with lower temperature, the water can be quickly condensed into ice as long as a little water remains on the windshield, so the problems of complicated operation and incomplete ice removal exist in wiping with hot water; 2. the mode that utilizes the heating installation in the car to blow windshield melts the ice, and this kind of mode melts the ice effectual, but often needs to spend lengthy time, causes the waste of working clan's time.

In view of the above problems, some wiper blades with heating function are available on the market, and in the existing wiper blades, the heating element is generally arranged in the wiper strip, and the following problems exist: 1. the replacement cost is high, and as for the windscreen wiper without the heating function, the scraping strip is a consumable part and needs to be replaced on average from half a year to one year, while the existing replacement only needs to replace the scraping strip, if the heating element is arranged in the scraping strip, the whole windscreen wiper needs to be replaced due to the arrangement of the heating element, so that the replacement cost is obviously increased; 2. the scraping strip adopts rubber structure, and high temperature can lead to the ageing of rubber, and the scraping strip need hug closely just can realize scraping the effect of water on windshield, as long as its laminating degree reduces, will lead to scraping the effect and reduce or even become invalid, if heating element sets up in the scraping strip, will certainly accelerate the ageing of scraping the strip to lead to scraping the strip and change the rate of appraisal and rise.

Disclosure of Invention

The invention aims to provide an automotive defrosting wiper blade, which can quickly remove an icing layer on a windshield, reduce the influence on the service life of a wiping strip and reduce the replacement cost.

In order to solve the technical problems, the invention provides the following technical scheme: the automobile defrosting type windscreen wiper comprises a windscreen wiper arm assembly and a windscreen wiper body arranged on the windscreen wiper arm assembly, wherein the windscreen wiper body comprises a mounting seat and a scraping strip detachably fixed on the mounting seat, defrosting mechanisms are arranged on the mounting seat and on two sides of the scraping strip, a heat insulation space is formed between each defrosting mechanism and the scraping strip, each defrosting mechanism comprises a hard scraping blade and a heat supply mechanism, the hard scraping blades are elastically lifted and lowered, heat is supplied to the hard scraping blades to quickly defrost, and when the hard scraping blades descend, the height of each hard scraping blade is lower than that of the scraping strip; when the hard scraper blade rises, the height of the hard scraper blade is higher than or equal to that of the scraper strip and the hard scraper blade is elastically abutted against the windshield.

Furthermore, the defrosting mechanism comprises a fixed seat detachably arranged on the mounting seat, a groove which is recessed on one side of the fixed seat far away from the mounting seat and is used for lifting the hard scraping blade, an electromagnet fixedly arranged at the bottom of the groove and a return spring fixed between the scraping strip and the electromagnet, wherein the lifting of the hard scraping blade is controlled by the power on or power off of the electromagnet; when the electromagnet is powered off, the hard scraping blade and the scraping strip are simultaneously and elastically abutted against the windshield.

Further, stereoplasm doctor-bar includes with recess complex lift portion and keep away from the one end of fixing base in lift portion and to keeping away from the doctor-bar body of one side vertical turnover of scraping the strip, and the one side that the lift portion was kept away from to the doctor-bar body sets to the sword form.

Further, lift portion includes along the axial interval distribution's of recess iron rod and in the butt iron sheet that iron rod lower extreme level set up, reset spring's both ends respectively with butt iron sheet and electro-magnet fixed connection.

Furthermore, at least one abutting iron sheet is arranged, at least two return springs are distributed at intervals along the axial direction of the groove, and when one abutting iron sheet is arranged, the abutting iron sheet is fixedly connected with all the iron rods; when the butt iron sheets are provided with more than two, the butt iron sheets are in clearance fit and fixedly connected with the iron rod of which the part is close to the butt iron sheets, and each butt iron sheet is at least connected with one reset spring.

Further, heat supply mechanism includes heating rod, temperature controller and first switch, and first switch and heating rod all pass through electric wire connection with the temperature controller, and the heating rod sets up in butt iron sheet lower extreme.

Further, the mount pad includes the fixed block fixed with the windscreen wiper arm subassembly and can dismantle the mounting bar that sets up on the fixed block, possesses a cavity in the fixed block, scrapes the strip and can dismantle with deicing frost mechanism and set up on the mounting bar, and the heating rod sets up in butt iron sheet bottom, and the bottom of heating rod is located the cavity after passing the recess bottom.

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

1. the additionally arranged defrosting mechanism and the scraping strip are independently arranged, and a heat insulation gap is formed between the defrosting mechanism and the scraping strip, so that the temperature of the scraping strip cannot be obviously increased by a heat supply mechanism of the defrosting mechanism, and the accelerated aging of the scraping strip is avoided;

2. the scraping strip and the defrosting mechanism can be detachably arranged on the mounting strip, and only the scraping strip needs to be replaced when the scraping strip and the defrosting mechanism are replaced, so that the replacement cost is obviously reduced;

3. the defrosting mechanism comprises a hard scraping blade and a heat supply mechanism, the hard scraping blade can carry out ice shoveling operation by utilizing the hardness of the hard scraping blade, the heat supply mechanism can heat the hard scraping blade, so that the operation of melting ice and shoveling ice by the hard scraping blade is realized, and the removal of frost can be remarkably accelerated by combining the hard scraping blade and the heat supply mechanism;

4. the hard scraping blade is arranged in a lifting mode, is in a contraction state when not in work, is in clearance fit with the windshield, and can scrape rainwater only through the scraping strip in rainy days without causing abrasion to the glass; when the ice shoveling device works, the ice shoveling device is in an extending state and is in elastic abutting fit with the windshield, and a good ice shoveling effect is achieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a plan view of an automotive defrosting wiper blade according to the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 is an isometric view of a defrost wiper blade for an automobile of the present invention;

fig. 5 is an enlarged view of B in fig. 4.

In the figure: 1. a mounting seat; 101. a fixed block; 1011. a cavity; 102. mounting a bar; 2. scraping the strips; 3. a fixed seat; 4. a wiper body; 5. a lifting part; 501. an iron rod; 502. abutting against the iron sheet; 6. an electromagnet; 7. a return spring; 8. a heating rod; 9. and a limiting block.

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.

Examples

The car is with removing frost formula wiper, include the windscreen wiper arm subassembly and set up the wiper body on the windscreen wiper arm subassembly, thereby the windscreen wiper arm subassembly is driven by multiunit connecting rod linkage cooperation and is realized the swing back and forth of drive wiper body on windshield by the motor that sets up in the car, and this scheme does not make the improvement to the windscreen wiper arm subassembly, so, the windscreen wiper arm subassembly can adopt current structure, and this scheme is no longer repeated here.

The improved point of the scheme is that the windscreen wiper comprises a windscreen wiper body, and is shown in figures 1-5, wherein the windscreen wiper body comprises a mounting seat 1 and a scraping strip 2 detachably fixed on the mounting seat 1, the mounting seat 1 comprises a fixed block 101 fixed with a windscreen wiper arm assembly and a mounting strip 102 detachably arranged on the fixed block 101, a cavity 1011 capable of accommodating lines is arranged inside the mounting block, a defrosting mechanism is arranged on the mounting seat 1, the defrosting mechanism is arranged on two sides of the scraping strip 2 and has a heat insulation interval with the scraping strip 2, and the defrosting mechanism comprises a hard scraping blade and a heat supply mechanism, wherein the hard scraping blade is elastically lifted and lowered, and the heat supply mechanism supplies heat to the hard scraping blade to quickly defrost.

The defrosting mechanism is specifically set as follows: the device comprises a fixed seat 3 which is detachably arranged on a mounting strip 102, a groove which is recessed on one side of the fixed seat 3, which is far away from the mounting seat 1, and can be used for lifting a hard doctor blade, an electromagnet 6 which is fixedly arranged at the bottom of the groove, and a return spring 7 which is fixed between a scraping strip 2 and the electromagnet 6, wherein the lifting of the hard doctor blade is controlled by the power on or power off of the electromagnet 6, when the electromagnet 6 is powered on, the hard doctor blade is contracted, and the hard doctor blade is in clearance fit with a windshield; when the electromagnet 6 is powered off, the hard scraping blade extends out under the action of the return spring 7, the height of the extended hard scraping blade is equal to or larger than that of the scraping strip 2, and at the moment, the hard scraping blade and the scraping strip 2 are simultaneously and elastically abutted against the windshield.

Wherein, scrape strip 2 and fixing base 3 and splice fixedly alone or simultaneously with mounting bar 102 respectively and splice fixedly, this scheme discloses for the fixed structure of three combination concatenation, specifically do, mounting bar 102 possesses down "T" type draw-in groove and draw-in groove bottom arch has the sand grip, 3 one side arch of fixing base has the card strip of embedding to the draw-in groove lateral wall and 3 one sides of keeping away from the card strip of fixing base to be provided with the recess, scrape 2 bottoms of strip and be provided with the spout that supplies the sand grip embedding and scrape the both sides of strip 2 and set up the slider of embedding to both sides recess, be provided with two stopper 9 in the both sides of mounting bar 102, it is protruding to be provided with the card on stopper 9, the both sides of mounting bar 102 are provided with the card hole that supplies the protruding interference card to go into, break away from the both sides of mounting bar 102 with stopper 9 spacing fixing base 3 and the scraping strip 2 after the three combination concatenation.

The whole hard scraper made of iron comprises a lifting part 5 matched with the groove and a scraper body 4 vertically turned over to one side far away from the scraping strip 2 at one end far away from the fixing seat 3 of the lifting part 5, and one side far away from the lifting part 5 of the scraper body 4 is arranged into a blade shape. The lifting part 5 comprises iron rods 501 distributed along the axial direction of the groove at intervals and abutting iron sheets 502 horizontally arranged at the lower ends of the iron rods 501, and two ends of the reset spring 7 are fixedly connected with the abutting iron sheets 502 and the electromagnet 6 respectively. In the above arrangement, at least one abutting iron sheet 502 is provided, at least two return springs 7 are distributed at intervals along the axial direction of the groove, and when one abutting iron sheet 502 is provided, the abutting iron sheet 502 is fixedly connected with all the iron rods 501; when the abutting iron sheets 502 are provided with more than two abutting iron sheets, the abutting iron sheets 502 are in clearance fit and fixedly connected with the iron rod 501, the part of the iron rod is close to the abutting iron sheets, each abutting iron sheet 502 is connected with at least one reset spring 7, and the scheme adopts the latter scheme.

Heat supply mechanism includes heating rod 8, temperature controller and first switch, first switch and heating rod 8 all pass through electric wire connection with the temperature controller, heating rod 8 sets up in butt iron sheet 502 lower extreme, heating rod 8 has at least one along the axial interval distribution of butt iron sheet 502 at least, establish ties each other or parallelly connected setting between the heating rod 8, the bottom of heating rod 8 is located cavity 1011 after passing the recess bottom, the circuit of connecting between heating rod 8 and temperature controller can be arranged or pass the setting from inside of windscreen wiper arm assembly along windscreen wiper arm assembly outer wall, temperature controller and first switch set up in the car, first switch adopts knob formula switch or touch screen switch, above temperature controller and first switch are prior art, both control relation is with prior art, therefore, no longer describe here.

The electromagnet 6 of the scheme can be independently controlled to be powered on or powered off, in the scheme, the electromagnet 6 is controlled to be powered on or powered off by an independent circuit, the circuit comprises the electromagnet 6 and a second switch which are connected in series, and the second switch is arranged in an automobile.

Based on common knowledge, the wiper adopting the scheme has no deicing effect basically by adopting the pure rubber scraping strip 2 to scrape on the frozen windshield, when the temperature is higher than 0 degrees (under the condition of no frost), the defrosting mechanism is in a rest state, at the moment, the electromagnet 6 is in an electrified state, the hard scraping strip is in a contraction state, only the scraping strip 2 is in an elastic fit state with the windshield, and when the wiper is opened, only the scraping strip 2 scrapes the windshield; when the automobile is started after being stopped for a long time in an environment lower than 0 degree, the first switch is adjusted to a corresponding temperature range, preferably between 30 ℃ and 60 ℃, at the moment, the heating rod 8 can rapidly conduct heat to the wiper blade body 4, then, the second switch can be pressed to enable the electromagnet 6 to be powered off, at the moment, the hard wiper blade extends out and elastically presses against the windshield, and as the texture of the hard wiper blade is harder than that of the wiper strip 2, the hard wiper strip 2 can achieve the effect of melting ice and shoveling ice while swinging, and the wiper strip 2 assists in scraping ice water, so that the effect of rapidly removing ice is achieved; after frost on the windshield is basically scraped, the first switch and the second switch can be pressed, the heat supply mechanism is closed to supply heat, meanwhile, the electromagnet 6 is electrified to drive the hard scraper blade to descend to be in clearance fit with the windshield, and finally, the windscreen wiper is closed.

The scheme has at least the following beneficial effects:

1. the additionally arranged defrosting mechanism and the scraping strip 2 are independently arranged, and a heat insulation gap is formed between the defrosting mechanism and the scraping strip 2, so that the temperature of the scraping strip 2 cannot be obviously increased by a heat supply mechanism of the defrosting mechanism, and the accelerated aging of the scraping strip 2 is avoided;

2. the scraping strip 2 and the defrosting mechanism can be detachably arranged on the mounting strip 102, and only the scraping strip 2 needs to be replaced during replacement, so that the replacement cost is obviously reduced;

3. the defrosting mechanism comprises a hard scraping blade and a heat supply mechanism, the hard scraping blade can carry out ice shoveling operation by utilizing the hardness of the hard scraping blade, the heat supply mechanism can heat the hard scraping blade, so that the operation of melting ice and shoveling ice by the hard scraping blade is realized, and the removal of frost can be remarkably accelerated by combining the hard scraping blade and the heat supply mechanism;

4. the hard scraping blade is arranged in a lifting mode, is in a contraction state when not working, is in clearance fit with the windshield, and only needs the scraping strip 2 to scrape rainwater in rainy days, so that the abrasion to the glass is avoided; when the ice shoveling device works, the ice shoveling device is in an extending state and is in elastic abutting fit with the windshield, and a good ice shoveling effect is achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.