CN108944810A - Wiper doctor-bar and wiper - Google Patents
Wiper doctor-bar and wiper Download PDFInfo
- Publication number
- CN108944810A CN108944810A CN201810779943.7A CN201810779943A CN108944810A CN 108944810 A CN108944810 A CN 108944810A CN 201810779943 A CN201810779943 A CN 201810779943A CN 108944810 A CN108944810 A CN 108944810A
- Authority
- CN
- China
- Prior art keywords
- wiper
- fastener
- parts
- scraping blade
- mounting rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007790 scraping Methods 0.000 claims abstract description 98
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 39
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 22
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 22
- 239000011787 zinc oxide Substances 0.000 claims abstract description 15
- 229910052582 BN Inorganic materials 0.000 claims abstract description 14
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 14
- 239000010439 graphite Substances 0.000 claims abstract description 14
- 239000004945 silicone rubber Substances 0.000 claims abstract description 13
- 150000001875 compounds Chemical class 0.000 claims abstract description 12
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 19
- 229920002545 silicone oil Polymers 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 239000006229 carbon black Substances 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 229920001971 elastomer Polymers 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 239000003921 oil Substances 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- 239000001257 hydrogen Substances 0.000 claims description 7
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 7
- XQSFXFQDJCDXDT-UHFFFAOYSA-N hydroxysilicon Chemical compound [Si]O XQSFXFQDJCDXDT-UHFFFAOYSA-N 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- 239000005977 Ethylene Substances 0.000 claims 1
- HIHIPCDUFKZOSL-UHFFFAOYSA-N ethenyl(methyl)silicon Chemical group C[Si]C=C HIHIPCDUFKZOSL-UHFFFAOYSA-N 0.000 claims 1
- 235000014692 zinc oxide Nutrition 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 239000011521 glass Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 5
- 229920002554 vinyl polymer Polymers 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- CVOFKRWYWCSDMA-UHFFFAOYSA-N 2-chloro-n-(2,6-diethylphenyl)-n-(methoxymethyl)acetamide;2,6-dinitro-n,n-dipropyl-4-(trifluoromethyl)aniline Chemical compound CCC1=CC=CC(CC)=C1N(COC)C(=O)CCl.CCCN(CCC)C1=C([N+]([O-])=O)C=C(C(F)(F)F)C=C1[N+]([O-])=O CVOFKRWYWCSDMA-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- OGPNXGJLKXGASM-UHFFFAOYSA-N [Si].CC=C Chemical group [Si].CC=C OGPNXGJLKXGASM-UHFFFAOYSA-N 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- ARLJCLKHRZGWGL-UHFFFAOYSA-N ethenylsilicon Chemical compound [Si]C=C ARLJCLKHRZGWGL-UHFFFAOYSA-N 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920000260 silastic Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000012745 toughening agent Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/38—Wiper blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/40—Connections between blades and arms
- B60S1/4038—Connections between blades and arms for arms provided with a channel-shaped end
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/38—Wiper blades
- B60S2001/3827—Wiper blades characterised by the squeegee or blade rubber or wiping element
- B60S2001/3829—Wiper blades characterised by the squeegee or blade rubber or wiping element characterised by the material of the squeegee or coating thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/382—Boron-containing compounds and nitrogen
- C08K2003/385—Binary compounds of nitrogen with boron
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a kind of wiper doctor-bars, small using noise, and rainwater is not easy attachment on the windshield, and can slide along windshield.A kind of wiper doctor-bar, including the portion of scraping, it links together with the portion of scraping and is located at the mounting portion scraped above portion, portion and mounting portion integral structure are scraped, the portion of scraping described in windscreen wiper includes the component of following mass parts: 10~40 parts of graphite, 5~20 parts of boron nitride, 3~15 parts of ZnOw, 55~75 parts of silicone rubber compound, 8~15 parts of polytetrafluoroethylene (PTFE), 8~15 parts of zinc oxide.The present invention also provides the wipers that a kind of application has above-mentioned wiper doctor-bar.
Description
Technical field
The invention belongs to strike off the technical field of the windscreen wiper device of rainwater, a kind of windscreen wiper is concretely related to
Device scraping blade.The invention further relates to a kind of wipers
Background technique
Wiper is essential component on automobile, is used to strike off rainwater to windshield.Currently, in the market
Wiper mainly include the following types:
Such as: publication number CN1404449, the Chinese invention patent application that publication date is on 03 19th, 2003 disclose one
Plant the windshield wiper blade for cleaning the windshield of vehicle especially automobile comprising extended by the longitudinal direction of a rubber elastic material
Wiper blade item and at least one spring clip plate being connected with the Wiper blade item, the spring clip plate be bent to make Wiper blade
Item is in the two sides of a connecting element for being connected from windscreen wiper) there is different curvature.
Publication number CN101898545A, the Chinese invention patent application that publication date is on December 01st, 2010 disclose one kind
Cover type windscreen wiper, including hub have the Wiper arm of side wall spaced apart, and wiper is connected to the pivot of hub
Pin.The side wall of Wiper arm is spaced apart by a pair of of the abutting element coaxial with the pivot pin with hub.Single-piece moulded closure has U-shaped horizontal
Section, the U-shaped cross-section provide the basal wall Chong Die with the whole length of Wiper arm and wiper blade and dangle simultaneously from basal wall
By the hiding lateral separation side wall of Wiper arm and wiper blade.It is molded in the end of the hook engagement Wiper arm covered.
It is molded in a pair of of the engaging fin covered to extend in the interval between the side wall of Wiper arm and hub, to be engaged to this to being abutted against
On part, and thus lid is releasably attached on wiper.
It is above-mentioned two in the prior art, as support scraping blade spring clip plate and wiper stand be arranged on scraping blade
Outside can not significantly show the color of scraping blade so that the most surfaces of scraping blade are blocked.
Publication number CN103476645A, the Chinese invention patent application that publication date is on December 25th, 2013 disclose one kind
Windscreen wiper device is especially used for automobile comprising can adjoin the flexible of windshield placement to be wiped
Elongated carrier element and flexible material elongated windshield wiper blade, which includes at least one longitudinal groove, carrier element
At least one longitudinal tape be arranged in the groove, which includes the connection equipment for swing arm,
Wherein the swing arm can be pivotably connected to the connection equipment around the pivotal line close to one end, wherein particularly
It is characterized in that, the connection equipment passes through at least one pin connection to the flexible material of the windshield wiper blade, wherein the pin and edge
The longitudinal tape external margin setting recesses fit, to prevent the windshield wiper blade from scraping in the connection equipment with described
The interconnection location of water piece is in any movement on the longitudinal direction of windshield wiper blade relative to the longitudinal tape.
Although the longitudinal tape of the support construction as scraping blade is arranged on the inside of scraping blade in above-mentioned patent application,
It is that connection equipment is structure as a whole part, needing in assembly, which makes it cause flexible deformation, can just be assembled on scraping blade, by
This requires low rigid material that connection equipment is made, so that connection equipment is connect built on the sand with scraping blade, is easy to swing.
In addition, wiper doctor-bar in the prior art is made of silastic material, and plated outside wiper doctor-bar
Film, to improve its lubricating ability, but in use for some time, film plating layer is depleted, at this point, wiper doctor-bar is wiping gear
Noise is big when wind glass, and in the rainy day, and raindrop adhere on the windshield always, only when raindrop are larger just along gear
Wind glass slides, and during the fall, part is also attached on windshield.
Summary of the invention
The object of the present invention is to provide a kind of wiper doctor-bars, small using noise, and rainwater is not easy to be attached to and keep out the wind
On glass, and it can be slid along windshield；On the other hand, wiper ageing resistance is improved, is prolonged the service life；Also
On the one hand, the color of wiper doctor-bar is enriched.
In order to solve the above technical problems, the object of the present invention is achieved like this:
A kind of wiper doctor-bar, including scrape portion links together with the portion of scraping and is located at the mounting portion scraped above portion, scrape portion with
Mounting portion integral structure, the portion of scraping described in windscreen wiper include the component of following mass parts: 10~40 parts of graphite, 5~20 parts of boron nitride,
3~15 parts of ZnOw, 55~75 parts of silicone rubber compound, 8~15 parts of polytetrafluoroethylene (PTFE), 8~15 parts of zinc oxide.
Preferred embodiment on the basis of above scheme and as above scheme: 30 parts of graphite, 10 parts of boron nitride, zinc oxide
5 parts of whisker, 65 parts of silicone rubber compound, 10 parts of polytetrafluoroethylene (PTFE), 10 parts of zinc oxide.
Preferred embodiment on the basis of above scheme and as above scheme: the silicone rubber compound is by following quality
The component of percentage: containing hydrogen silicone oil 2%~8%, hydroxy silicon oil 5%~15%, vinyl silicone oil 1%~14%, white carbon black
20%~40%, surplus is silicon rubber.
Preferred embodiment on the basis of above scheme and as above scheme: the silicon rubber is methyl ethylene silicon rubber
Glue.
Preferred embodiment on the basis of above scheme and as above scheme: the ZnOw is four needle-shaped oxidations
Zinc whisker.
Preferred embodiment on the basis of above scheme and as above scheme: the wiper doctor-bar further includes following matter
The component of amount part: 3~8 parts of organopolysiloxane.
Preferred embodiment on the basis of above scheme and as above scheme: the mounting portion uses silicon rubber or gas
Rubber material is made；The mounting portion is made integral structure using double extrusion processes with the portion of scraping or is made one by Nian Jie
Body structure.
Preferred embodiment on the basis of above scheme and as above scheme: the preparation of the silicon rubber or gas rubber
Material includes toner.
A kind of wiper using above-mentioned wiper doctor-bar, the wiper further include: scraping blade mounting rack and wiper arm
Attachment base, the wiper doctor-bar are assemblied in scraping blade mounting rack, the wiper arm attachment base be used for the scraping blade mounting rack and
Wiper doctor-bar is attached on wiper arm that scraping blade mounting rack and wiper doctor-bar is made to attach oscillating wiper arm.
Preferred embodiment on the basis of above scheme and as above scheme: including rubber material system in the mounting portion
At equipped with the receiving compartment extended along its length in the mounting portion；The scraping blade mounting rack is in banded structure, described to scrape
Coat scraping blade mounting rack by the mounting portion in piece mounting rack insertion receiving compartment, the middle part of the mounting portion is equipped with first and slits
Mouth and the second gap, first gap are located at an edge of the mounting portion, and second gap is located at the mounting portion
Another side edge, first gap runs through the cavity wall of the receiving compartment, and first gap makes the scraping blade mounting rack
Local upper surface, local first side drawn game lower surface are exposed, and second gap also extends through the chamber of the receiving compartment
Wall, and second gap makes the local upper surface of the scraping blade mounting rack, local second side drawn game lower surface exposure
Out；
The wiper arm attachment base includes fastener and attachment base, and attachment base is connect with fastener fixing, and the fastener includes the
One fastener and the second fastener, first fastener and the second fastener mutually hook and formed be detachably connected or it is described first button
Part and the second fastener form rotation connection in the width direction of fastener；First fastener is equipped with the first cavity, and first is recessed
The opening of chamber is towards the second fastener, and the first cavity is inserted into for an edge of mounting portion, and first gap is recessed positioned at first
It is intracavitary, it is additionally provided with section in first cavity in I-shaped or dove-tail form the first locating piece, is installed in the scraping blade
One edge of frame is equipped with the first recess being exposed in the first gap, and the first recess is embedded in for the first locating piece, the scraping blade
Mounting rack also in a thickness direction limits first locating piece；Second fastener be equipped with the second cavity, second
The opening of cavity towards the first fastener, the second cavity for mounting portion another side along insertion, and second gap is located at the
In two cavitys, section is additionally provided in second cavity in I-shaped or dove-tail form the second locating piece, in the scraping blade
The another side of mounting rack is embedded in along the second recess being exposed in the second gap, the second recess is equipped with for the second locating piece, institute
Scraping blade mounting rack is stated also in a thickness direction to limit second locating piece.
The present invention is prominent and beneficial compared with prior art to be had the technical effect that
The portion of scraping of wiper doctor-bar of the invention uses the lubriation material of high-content, lubricity is improved, in wiper
When scraping blade wipes windshield, noise is significantly smaller
Detailed description of the invention
Fig. 1 is configuration schematic diagram of the invention.
Fig. 2 is the partial structurtes enlarged drawing in Fig. 1.
Fig. 3 is the structural schematic diagram of wiper arm attachment base of the invention.
Fig. 4 is the structural schematic diagram of fastener of the invention.
Fig. 5 is the structural schematic diagram of the first fastener of the invention.
Fig. 6 is the structural schematic diagram of the second fastener of the invention.
Fig. 7 is the structural schematic diagram of attachment base of the invention.
Fig. 8 is the structural schematic diagram of scraping blade mounting rack of the invention.
Fig. 9 is the assembling structure schematic diagram of scraping blade mounting rack and wiper doctor-bar of the invention.
Figure 10 is the structural schematic diagram with section in the first fastener of dove-tail form locating piece of the invention.
Figure 11 is the structural schematic diagram with section in the second fastener of dove-tail form locating piece of the invention.
Specific embodiment
To keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with the attached drawing in embodiment, to reality
The technical solution applied in example is clearly and completely described, it is clear that described embodiment is only that the application a part is implemented
Example, rather than whole embodiments.Based on the embodiment provided, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall in the protection scope of this application.
In the description of the present application, it is to be understood that the instruction such as term " on ", "lower", "left", "right", "front", "rear"
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the application and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as the limitation to the application.
In the description of the present application, term " first ", " second " etc. are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic.
The invention discloses a kind of wipers, are assemblied on wiper arm, drive wiper keeping off by the wiper arm swung
Reciprocally swinging on wind glass and make wiper wipe windshield on rainwater.
Wiper of the invention includes: including wiper doctor-bar 100, scraping blade mounting rack 200 and wiper arm attachment base 300.
Wherein, wiper doctor-bar 100 is also referred to as adhesive tape, wiper blade, blade insert.Wiper doctor-bar 100 fits with windshield, when
When wiper attaches wiper arm (not showing on figure) swing, wiper doctor-bar 100 strikes off the rainwater on windshield.In the present embodiment
In, the wiper doctor-bar 100 includes mounting portion 1011 and scrapes portion 1012, and the mounting portion 1011 and the portion 1012 of scraping connect
Integral structure is formed together, and the mounting portion 1011 uses double extrusion processes that integral structure is made with the portion 1012 of scraping；
The receiving compartment 101 is set in the mounting portion 1011.Wherein, scraping portion 1012 is used for and keeping out the wind on wiper doctor-bar 100
The position that glass is in contact, and mounting portion 1011 is to be connected for scraping blade mounting rack 200 with fastener 30.In this regard, mounting portion
1011 and scrape portion 1012 can configuration individually prepare component.In general, the material for preparing of the mounting portion 1011 includes silicon
Rubber or gas rubber.
The material for preparing of the mounting portion 1011 further includes toner.It can be made by personalized customization wiper by toner
It is more abundant to obtain wiper color, so that it mutually coordinates with body color.
As realizing mounting portion 1011 and scrape another embodiment that portion 1012 links together, mounting portion 1011 and portion is scraped
1012 are made integral structure by bonding.
Scraping blade mounting rack 200 is connected with wiper doctor-bar 100, stretches out for wiper doctor-bar 100 flexible.
Wiper arm attachment base 300, for the scraping blade mounting rack 200 and wiper doctor-bar 100 to be attached to wiper arm
To make scraping blade mounting rack 200 and wiper doctor-bar 100 attach oscillating wiper arm.
In the present embodiment, referring to Fig. 8, it is flat elongate strip, by metal that the scraping blade mounting rack 200, which is in banded structure,
Material is made, and has certain elasticity in the longitudinal direction, and has rigidity in the lateral direction.
For the assembling structure of the scraping blade mounting rack 200 and wiper doctor-bar 100, referring to Fig. 9, in the mounting portion
The receiving compartment 101 extended along its length is equipped in 1011.The scraping blade mounting rack 200 is inserted into receiving compartment 101 and makes to scrape
Piece mounting rack 200 is coated by the mounting portion 1011.
It should be pointed out that so-called cladding is not required for scraping blade peace between scraping blade mounting rack 200 and mounting portion 1011
It shelves 200 all equal attached portions 1011 in surface to be covered, the local surfaces of scraping blade mounting rack 200 can non-attached portion
1011 cover, but scraping blade mounting rack 200 will not be deviate from from perpendicular to 1011 length direction of mounting portion.
The wiper arm attachment base 300 includes fastener 30 and attachment base 3001.The attachment base 3001 is equipped with caveli
3002, as shown in Figure 7, caveli structure substantially in the form of slot.The fastener 30 is received in caveli 3002, and the company
Joint chair 3001 is clamped with 30 phase of fastener.Referring to fig. 4, Fig. 7 is equipped with wedge-shaped card base 301, in the connection on the side of fastener 30
Seat is equipped with catching groove 3003.Prevented by the structure of card base 301 and catching groove 3003 in attachment base 3001 with after the clamping of 30 phase of fastener
Only the two is deviate from.
Referring to fig. 2, Fig. 9, the middle part of the mounting portion 1011 are equipped with the first gap 11, and first gap 11 is located at described
One edge 1001 of mounting portion 1011, first gap 11 run through the cavity wall 1010 of the receiving compartment 101, and described first
Gap 11 exposes the local upper surface 201 of the scraping blade mounting rack 200, local 202 drawn game lower surface 203 of first side
Come.
The middle part of the wiper doctor-bar 100 is equipped with the second gap 12, and second gap 12 is located at the mounting portion
1011 another side is along 1002, and second gap 12 also extends through the cavity wall 1010 of the receiving compartment 101, and described second slits
Mouth 12 exposes the local upper surface 201 of the scraping blade mounting rack 200, local 204 drawn game lower surface 203 of second side
Come.
As shown in Figure 2, the first gap 11 and the second gap 12 are located on two opposite edges of mounting portion 1011.
Referring to fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, in the present embodiment, the fastener 30 include the first fastener 31 and the second button
Part 32, first fastener 31 and the second fastener 32 are mutually hooked and are formed and be detachably connected.By the first fastener 31 and the second button
Part 32 is combined and is assembled after being fastened on 1011 outside of mounting portion for attachment base 3001.
Referring to Fig. 5, Fig. 6, in one embodiment, first fastener 31 and the second fastener 32 pass through tenon 41 and mortise 42
It is connected, and tenon 41 and mortise 42 form clearance fit.As shown in Figure 5, tenon 41 includes head 401 and neck 402,
The outer neck on head 401 is greater than the outer diameter of neck 402.As shown in Figure 6, the shape of mortise 402 is opposite with the shape of tenon 401
It answers comprising with 404 structure of through slot with opening 403, the internal diameter of through slot 404 is slightly larger than the outer diameter on head 401, so that head
Portion 401 is received in through slot 404.The internal diameter of opening 403 is greater than the outer diameter of neck 402 and is less than the outer diameter on head 401, so that neck
Portion 402 is arranged in opening 403 and falls on head 401 in through slot 404.
Another as mortise implements structure, and the positioning column upwardly extended by two is formed.Neck, which passes through two, to be determined
Position between the column of position, and head is made to hook positioning column.Make the first fastener 31 and the second fastener 32 in the direction width d1 as a result,
On be joined together.
Referring to fig. 4, Fig. 5, in one embodiment, first fastener 31 are equipped with the first cavity 311, as shown in the figure,
First cavity 311 bends to the second fastener again and is formed after being bent downward from an edge of the first fastener.First cavity 311
Opening 3110 towards the second fastener 32, the first cavity 311 is tightly inserted into for an edge 1001 of mounting portion 1011.First cavity
311 height d2 in above-below direction is slightly less than the height at edge, after edge is inserted into the first cavity 311, edge and the first cavity
311 form tight fit, and edge occurs flexible deformation and compressed as a result,.
After first fastener 31 is fastened on mounting portion 1011, first gap 11 is located in the first cavity 311.Also
It is to say, after fastening, the week of the first fastener 31 takes the week in the first gap 11 along upper, the inner surface and peace of the first fastener 31 along position
The outer surface in dress portion 1011 is in contact.
Section is additionally provided in first cavity 311 in the first I-shaped locating piece 312.Referring to fig. 2 with Fig. 8 in institute
The edge for stating scraping blade mounting rack 200 is equipped with the first recess 21 being exposed in the first gap 11, and the first recess 21 supplies first
Locating piece 312 is embedded in, and the scraping blade mounting rack 200 also in a thickness direction limits first locating piece 312.Specifically
Say that the edge 210 of the first recess 21 is inserted into the chamber 2120 of the first locating piece 312, the chamber height d3 of the first recess 21 in ground
Slightly larger than the thickness of scraping blade mounting rack 200, the free gap of the two is less than the height d4 of mortise, so that the first fastener 31 is in scraping blade
It is positioned on the thickness direction of mounting rack 200.On the other hand, section is in the vertical portion on the first I-shaped locating piece 312
3121 the first recesses 21 of insertion, so that the first fastener 31 is positioned on the direction length d5 of scraping blade mounting rack 200.
As 312 structure of the first locating piece of above-described embodiment, section is in dove-tail form.In this way, the knot for passing through dove-tail form
Structure can also be positioned on the length direction of scraping blade mounting rack 200 and on the thickness direction of scraping blade mounting rack 200.
Referring to fig. 4 and Fig. 6, second fastener 32 are equipped with the second cavity 321, as shown in the figure, second cavity
321 bent downward from an edge of the second fastener after again to the first fastener bend and formed.3210 court of opening of second cavity 321
To the first fastener 31, the second cavity 321 is tightly inserted into for the another side of mounting portion 1011 along 1002.Second cavity 321 is upper and lower
The height in direction is slightly less than the height at edge, and after edge is inserted into the second cavity 321, edge and the second cavity 321 form close-fitting
It closes, edge occurs flexible deformation and compressed as a result,.
After two fasteners 30 are fastened on mounting portion 1011, second gap 12 is located in the second cavity 321.Namely
It says, after fastening, the week of the second fastener 32 takes the week in the second gap 12 along upper, the inner surface of the second fastener 32 and installation along position
The outer surface in portion 1011 is in contact.
Section is additionally provided in second cavity 321 in the second I-shaped locating piece 322.Referring to fig. 2 and Fig. 8, exist
One edge of the scraping blade mounting rack 200 is equipped with the second recess 22 for being exposed in the second gap 12, and the second recess 22 is for the
The insertion of two locating pieces 322, the scraping blade mounting rack 200 also in a thickness direction limit second locating piece 322.Tool
It says to body, the edge 220 of the second recess 22 is inserted into the chamber 3220 of the second locating piece 322, the chamber height of the second recess 22
Slightly larger than the thickness of scraping blade mounting rack 200, the free gap of the two is less than the height of mortise, so that the second fastener 32 is pacified in scraping blade
It shelves and is positioned on 200 thickness direction.On the other hand, section is in the vertical portion on the second I-shaped locating piece 322
3221 the second recesses 22 of insertion, so that the second fastener 32 is positioned on the length direction of scraping blade mounting rack 200.
It should be pointed out that being bent into the second fastener turn of bilge position and the second fastener to the first fastener in the first fastener 31
There is spacing between position.And the width in the first fastener 31 to the second fastener turn of bilge position in fastener width direction is according to assembly
When the external force that is applied and cause the deflection of wiper doctor-bar and set, likewise, curved to the first fastener in the second fastener 32
Cause the deflection of wiper doctor-bar according to the external force applied when assembling in the width in fastener width direction and set in position
It is fixed.In general, two width are consistent, installed in no particular order when assembling the first fastener and the second fastener in this way.
As 322 structure of the second locating piece of above-described embodiment, section is in dove-tail form.In this way, the knot for passing through dove-tail form
Structure can also be positioned on the length direction of scraping blade mounting rack 200 and on the thickness direction of scraping blade mounting rack 200.
It should be pointed out that in the present embodiment, the first locating piece 312 and the second locating piece 322 are all made of section in work
The structure of font.As another embodiment, the positioning of the first locating piece 312 and the second locating piece 322 use different cross section structure
Block, for example, the first locating piece 312 is in I-shaped structure using section, the second locating piece 322 is using section in the knot of dove-tail form
Structure.
Assembly when, first by the second fastener 32 the second locating piece 322 and the second recess 22 align and by second detain
Part 32 is fastened on mounting portion 1011, then applies external force, the second fastener 32 is pushed to 31 direction of the first fastener, at this point, peace
In dress portion 1011 and the second fastener 32 is in contact position (the mainly right edge of mounting portion 1011) stress deformation and concede by
First fastener 31 is fastened on the space on mounting portion 1011, so that one end on the first fastener 31 far from tenon is integrally located at installation
The left side in portion 1011, at this point, the first fastener 31 of assembly, the tenon of the first fastener 31 is packed on the mortise of the second fastener 32, together
When the first fastener 31 on one end far from tenon will be located at the lower section at the edge that fasten on mounting portion 1011 for the first fastener 31, solution
Except the external force applied, by the elastic-restoring force of mounting portion 1011, and make the second fastener 32 with the first fastener 31 it is whole to
Right side is mobile, so that it is fastened on the first fastener 31 on the edge of mounting portion 1011, meanwhile, the first locating piece 312 insertion first
Recess 21.At this point, the second fastener 32 is restricted by the first fastener 31, the second locating piece 322 on the second fastener 32 is still embedded in the
Two recesses 22.Fastener 30 obtains on the length direction of scraping blade mounting rack 200 and on the thickness direction of scraping blade mounting rack 200 in this way
It must position.In addition, fastener 30 is in the width direction of scraping blade mounting rack 200, since fastener 30 and mounting portion 1011 are in close contact,
So that fastener 30 can also be positioned on the direction width d6 of mounting portion 1011.Fastener 30 firmly pacifies scraping blade as a result,
200, wiper doctor-bar 100 is shelved to link together.
It is understood that being individually (main) to be compressed using mounting portion 1011 and concede dress in assembling process
With space, as a result, when preparing fastener 30, the rigidity of fastener 30 can be correspondingly improved, so that fastener 30 and scraping blade mounting rack
200, the connection of wiper doctor-bar 100 is more firm.
Referring to fig. 4, in this implementation column, the lower surface at the edge of neighbouring second fastener 32 is set on first fastener 31
There is acclivitous first inclined-plane 313.As shown in the figure, the first inclined-plane 313 is located at the left side of tenon.By using this knot
Structure can be such that the first fastener 31 tilts in assembly, and first tenon can be hooked on mortise, assemble convenient for the first fastener 31.Together
Reason, the lower surface at the edge of neighbouring first fastener 31 is equipped with acclivitous second inclined-plane 323 on second fastener 32.Such as
As shown in the figure, the second inclined-plane 323 is located at the right side of mortise.
In one embodiment, trim is respectively and fixedly provided at the both ends of the mounting portion 1011.It is connect in general, trim is assemblied in
The both ends of chamber 101 are received, to close receiving compartment 101.
In the present invention, when preparing wiper doctor-bar, mounting portion 1011 and that scrapes portion 1012 prepare component individually
Configuration.It can be using the proportion in following examples for the component for preparing in the portion of scraping:
Embodiment one
The portion of scraping includes the component of following mass parts: 10 parts of graphite, 5 parts of boron nitride, and 3 parts of ZnOw, silicon rubber
55 parts of composition, 8 parts of polytetrafluoroethylene (PTFE), 8 parts of zinc oxide.Wherein, the silicone rubber compound is made of the following components, and each group
Part accounts for the mass percent of silicon rubber group are as follows: containing hydrogen silicone oil 2%, hydroxy silicon oil 5%, and vinyl silicone oil 1%, white carbon black 20%,
Surplus is silicon rubber.
Embodiment two
The portion of scraping includes the component of following mass parts: 40 parts of graphite, 20 parts of boron nitride, and 15 parts of ZnOw, silicon rubber
75 parts of glue composition, 15 parts of polytetrafluoroethylene (PTFE), 15 parts of zinc oxide.Wherein, wherein the silicone rubber compound is by following component group
At each component accounts for the mass percent of silicon rubber group are as follows: containing hydrogen silicone oil 8%, hydroxy silicon oil 15%, vinyl silicone oil 14%,
White carbon black 40%, surplus are silicon rubber.
Embodiment three
The portion of scraping includes the component of following mass parts: 30 parts of graphite, 10 parts of boron nitride, and 5 parts of ZnOw, silicon rubber
65 parts of composition, 10 parts of polytetrafluoroethylene (PTFE), 10 parts of zinc oxide.Wherein, the silicone rubber compound is made of the following components, each
Component accounts for the mass percent of silicon rubber group are as follows: containing hydrogen silicone oil 8%, hydroxy silicon oil 10%, vinyl silicone oil 4%, white carbon black
30%, surplus is silicon rubber.
Example IV
The portion of scraping includes the component of following mass parts: 25 parts of graphite, 8 parts of boron nitride, and 6 parts of ZnOw, silicon rubber
68 parts of composition, 12 parts of polytetrafluoroethylene (PTFE), 9 parts of zinc oxide, 3 parts of organopolysiloxane.Wherein, the silicone rubber compound by with
Lower component composition, each component account for the mass percent of silicon rubber group are as follows: containing hydrogen silicone oil 5%, hydroxy silicon oil 7%, vinyl silicon
Oil 5%, white carbon black 25%, surplus is silicon rubber.
Embodiment five
The portion of scraping includes the component of following mass parts: 30 parts of graphite, 10 parts of boron nitride, and 5 parts of ZnOw, silicon rubber
65 parts of composition, 10 parts of polytetrafluoroethylene (PTFE), 10 parts of zinc oxide, 9 parts of organopolysiloxane.Wherein, the silicone rubber compound by
Following component composition, each component account for the mass percent of silicon rubber group are as follows: containing hydrogen silicone oil 8%, hydroxy silicon oil 10%, vinyl
Silicone oil 4%, white carbon black 30%, surplus are silicon rubber.
In the above-described embodiments, 3500 mesh of graphite, 5000~7000 mesh of boron nitride, 2000 mesh of ZnOw, zinc oxide
1000~2000 mesh.
Above-described embodiment is scraped in portion's component, white carbon black, is used for reinforcement, has adhesion strength, the tear-proof and heat-resisting of enhancing
Anti-aging property；Graphite, as wear-resisting lubriation material；Boron nitride, solid lubricant, as fixed lubricant.ZnOw,
As strengthening and toughening agent；Polytetrafluoroethylene (PTFE) reduces the coefficient of friction of material, improves the lubricity of material, wearability, non-stick；
Zinc oxide not only makees reinforcing agent, but also makees vulcanizing activator, conducive to the portion's of scraping vulcanization, molding.
Under normal circumstances, the graphite and boron nitride of above-mentioned mass parts will make the portion of scraping lose elasticity and intensity, can not make to scrape
Portion is fitted closely with windshield.But benefit in the above-described embodiments, is realized by the way that ZnOw, zinc oxide and white carbon black is added
Strong toughening, even if graphite and boron nitride content are higher, but the portion of scraping still ensures that enough elasticity and intensity.
Due to improving lubricity, when the portion of scraping wipes windshield, noise is significantly smaller.
The wiper of above-described embodiment is made into water drenching experiment, experiment condition: the vehicle of same brand vehicle is selected, wherein one
As a comparison case, the wiper of above-described embodiment is respectively assembled on remaining five vehicle for vehicle.Later, on each vehicle
Wiper doctor-bar, which uses cloth to wipe with, to be wiped completely.Then, start windscreen wiper function, move back and forth wiper on the windshield, the time 15
Second.Then close windscreen wiper function.All vehicles are sprayed simultaneously, tap water is sprayed on windshield using spray head,
After spraying several seconds, sees and look into water droplet situation accompanying on windshield, it is as a result as follows: not replace keeping out the wind for the vehicle of wiper
It is covered with droplet on glass；And replaced on the vehicle of the wiper of above-described embodiment, substantially anhydrous pearl on windshield, it sprays
Droplet is formed by slide along windshield.
Thus experiment can show that for the wiper in above-described embodiment after wiping windshield, material molecule is adhered to gear
On wind glass, cause water droplet that can not adhere on the windshield.
Using wiper doctor-bar of the invention, after rainy day rainwater is fallen on gear glass, rainwater will be gathered to form pearl,
And then there is completely different phenomenon using existing wiper doctor-bar --- after rainwater is fallen on windshield, water is at flat
Spread out without beading.It traces sth. to its source and is, after wiper doctor-bar of the invention, material will be made after scraping wiper
Expect that molecule is attached on the windshield, coefficient of friction is reduced, so that Cheng Zhu under the action of surface tension of the water on windshield
Shape.
In addition, the wiper scraping article of above-described embodiment also has antifreeze performance, in low temperature, wiper scraping article will not freeze
Knot is on the windshield.
In addition, containing organopolysiloxane in component, the anti-uv-ray in the portion of scraping is improved, that improves portion of scraping uses the longevity
Life.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore: it is all according to
The equivalence changes that structure of the invention, shape, principle are done, should all be covered by within protection scope of the present invention.
Claims (10)
1. a kind of wiper doctor-bar, including scrape portion, link together with the portion of scraping and be located at the mounting portion scraped above portion, scrape portion and peace
Dress portion integral structure, it is characterised in that: the portion of scraping includes the component of following mass parts: 10~40 parts of graphite, boron nitride 5~20
Part, 3~15 parts of ZnOw, 55~75 parts of silicone rubber compound, 8~15 parts of polytetrafluoroethylene (PTFE), 8~15 parts of zinc oxide.
2. wiper doctor-bar according to claim 1, it is characterised in that: 30 parts of graphite, 10 parts of boron nitride, ZnOw
5 parts, 65 parts of silicone rubber compound, 10 parts of polytetrafluoroethylene (PTFE), 10 parts of zinc oxide.
3. wiper doctor-bar according to claim 1 or 2, it is characterised in that: the silicone rubber compound is by following component
Composition, each component account for the mass percent of silicon rubber group are as follows: containing hydrogen silicone oil 2%~8%, hydroxy silicon oil 5%~15%, ethylene
Base silicone oil 1%~14%, white carbon black 20%~40%, surplus are silicon rubber.
4. wiper doctor-bar according to claim 3, it is characterised in that: the silicon rubber is methyl vinyl silicone rubber.
5. wiper doctor-bar according to claim 1, it is characterised in that: the ZnOw is that four-needle-like zinc oxide is brilliant
Palpus.
6. wiper doctor-bar according to claim 1, it is characterised in that: the wiper doctor-bar further includes following mass parts
Component: 3~8 parts of organopolysiloxane.
7. wiper according to claim 1, it is characterised in that: the mounting portion uses silicon rubber or gas rubber material
It is made；The mounting portion is made integral structure using double extrusion processes with the portion of scraping or integral structure is made by Nian Jie.
8. wiper according to claim 7, it is characterised in that: the material for preparing of the silicon rubber or gas rubber includes
Toner.
9. a kind of application has the right to require the wiper of the described in any item wiper doctor-bars of 1-8, the wiper further include: scrape
Piece mounting rack and wiper arm attachment base, the wiper doctor-bar are assemblied in scraping blade mounting rack, and the wiper arm attachment base is used for will
The scraping blade mounting rack and wiper doctor-bar are attached on wiper arm that scraping blade mounting rack and wiper doctor-bar is made to attach windscreen wiper
Arm swing.
10. wiper according to claim 9, it is characterised in that: in the mounting portion include that rubber material is made, in institute
State the receiving compartment for being equipped in mounting portion and extending along its length；
The scraping blade mounting rack is in banded structure, makes scraping blade mounting rack by the peace in the scraping blade mounting rack insertion receiving compartment
The middle part of dress portion cladding, the mounting portion is equipped with the first gap and the second gap, and first gap is located at the mounting portion
One edge, second gap are located at the another side edge of the mounting portion, and first gap runs through the cavity wall of the receiving compartment,
And first gap exposes the local upper surface of the scraping blade mounting rack, local first side drawn game lower surface
Come, second gap also extends through the cavity wall of the receiving compartment, and second gap makes the part of the scraping blade mounting rack
Upper surface, local second side drawn game lower surface are exposed；
The wiper arm attachment base includes fastener and attachment base, and attachment base is connect with fastener fixing, and the fastener includes the first button
Part and the second fastener, first fastener and the second fastener mutually hook and formed be detachably connected or first fastener and
Second fastener forms rotation connection in the width direction of fastener；
First fastener is equipped with the first cavity, and the opening of the first cavity is towards the second fastener, and the first cavity is for mounting portion
The insertion of one edge, and first gap is located in the first cavity, and section is additionally provided in first cavity in I-shaped
Or the first locating piece of dove-tail form, it is recessed that first be exposed in the first gap is equipped on an edge of the scraping blade mounting rack
Mouthful, the first recess is embedded in for the first locating piece, and the scraping blade mounting rack also in a thickness direction carries out first locating piece
Limit；
Second fastener is equipped with the second cavity, and the opening of the second cavity is towards the first fastener, and the second cavity is for mounting portion
Another side is along insertion, and second gap is located in the second cavity, and section is additionally provided in second cavity in I-shaped
Second locating piece of type or dove-tail form is equipped with the be exposed in the second gap along upper in the another side of the scraping blade mounting rack
Two recesses, the second recess are embedded in for the second locating piece, and the scraping blade mounting rack is also in a thickness direction to second locating piece
It is limited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810779943.7A CN108944810B (en) | 2018-07-16 | 2018-07-16 | Wiper blade and wiper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810779943.7A CN108944810B (en) | 2018-07-16 | 2018-07-16 | Wiper blade and wiper |
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| Publication Number | Publication Date |
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| CN108944810A true CN108944810A (en) | 2018-12-07 |
| CN108944810B CN108944810B (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810779943.7A Active CN108944810B (en) | 2018-07-16 | 2018-07-16 | Wiper blade and wiper |
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| CN (1) | CN108944810B (en) |
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| CN112238585A (en) * | 2020-09-03 | 2021-01-19 | 嘉兴捷翔洁具制品有限公司 | Production process of anti-aging window wiper |
| WO2022013076A1 (en) | 2020-07-15 | 2022-01-20 | Nass Joerg | Use of silicone to fill joints |
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| CN204998493U (en) * | 2015-09-18 | 2016-01-27 | 欧慧丹 | Novel car wiper |
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| Publication number | Publication date |
|---|---|
| CN108944810B (en) | 2021-03-30 |
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