CN104210464B - A kind of wiper body - Google Patents
A kind of wiper body Download PDFInfo
- Publication number
- CN104210464B CN104210464B CN201310235569.1A CN201310235569A CN104210464B CN 104210464 B CN104210464 B CN 104210464B CN 201310235569 A CN201310235569 A CN 201310235569A CN 104210464 B CN104210464 B CN 104210464B
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- Prior art keywords
- hole
- wiper body
- shaft
- hole portion
- fixed column
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- 239000011159 matrix material Substances 0.000 claims abstract description 44
- 238000007790 scraping Methods 0.000 claims abstract description 38
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The present invention provides a kind of wiper body, the wiper body includes scraping arm seat matrix, counterpart and output shaft, the output shaft includes shaft body, the shaft shoulder for being arranged on shaft body one end and along the axially arranged groove of the shaft shoulder, the bottom surface for scraping arm seat matrix one end is provided with the blind hole coordinated with pivot clearance, the side wall of the blind hole is provided with keyway, the counterpart is embedded in the cavity of the groove and keyway formation, the wiper body also includes the lock piece for being used to prevent that the counterpart from separating with cavity, and the lock piece can be fixedly connected with scraping arm seat matrix.Output shaft can provide reliable and stable power to arm assembly is scraped in the wiper body, it is to avoid the problem of wiper body fails.
Description
Technical field
The present invention relates to vehicle component technology, more particularly to a kind of wiper body.
Background technology
In the prior art, as shown in figure 1, wiper body mainly includes scraping arm assembly 10 and motor connection lever bracket assembly 11
Two large divisions, and scraping arm assembly 10 includes being sequentially connected scraping blade assembly 101, scraping arm 102 and scrapes arm seat 103, motor connection lever branch
Frame assembly 11 includes output shaft 111, by output shaft 111 and scrapes arm seat 103 and is connected and put with scraping arm assembly 10 described in driving
It is dynamic.Current output shaft 111 with scraping the common connected mode of arm seat 103 is engaged by the spline in both hole axles, Ran Houzai
Output shaft 111 is fastenedly connected with scraping arm seat 103 by screw bolt and nut, but this connected mode to scrape arm seat 103 with
The problem of easily there is stripped thread in the mating surface of output shaft 111 so that output shaft 111, which can not drive, described to be scraped arm assembly 10 and put
It is dynamic, so as to cause wiper body to fail.
The content of the invention
The technical problems to be solved by the invention are to overcome the deficiencies in the prior art, so that there is provided a kind of wiper body,
Output shaft can provide reliable and stable power to arm assembly is scraped, it is to avoid the problem of wiper body fails.
In order to solve the above technical problems, the present invention provides following technical scheme：
The present invention provides a kind of wiper body, and the wiper body includes scraping arm seat matrix, counterpart and output shaft, described
Output shaft includes shaft body, is arranged on the shaft shoulder of shaft body one end and along the axially arranged groove of the shaft shoulder, described to scrape arm seat base
The bottom surface of body one end is provided with the blind hole coordinated with pivot clearance, and the side wall of the blind hole is provided with keyway, and the counterpart is embedded in
In the cavity of groove and the keyway formation, the wiper body also includes the lock for being used to prevent that the counterpart from separating with cavity
Stop member, the lock piece can be fixedly connected with scraping arm seat matrix.
Further, the lock piece includes lock banking stop, and the first through hole being arranged on lock banking stop, the first through hole
Including the first hole portion for being available for shaft body to stretch out and can be supported with the shaft body side face.
Further, the first through hole also includes being available for the second hole portion that the shaft shoulder is passed through, second hole portion and the first hole
Portion is connected and the first hole portion is located at the side of the second hole portion.
Further, the wiper body also includes stator and is arranged on first fixation for scraping arm seat matrix bottom surface
Post, first fixed column along the axially arranged of the shaft body, first fixed column stretch out the lock piece can with it is described
Stator is fixedly connected.
Further, the first through hole also includes being available for the first fixed column to stretch out and can support with the first fixed column side face
3rd hole portion on top, the 3rd hole portion is connected with the second hole portion and positioned at the opposite side of the second hole portion.
Further, the lock piece is additionally included in the lock banking stop close to one end of the first hole portion provided with projection, described convex
Play direction and scrape the setting of arm seat matrix.
Further, the stator includes the arc tips being adapted with the shaft body peripheral shape, the arc tips
Inner surface can be supported with the side face of the shaft body.
Further, the output shaft also includes the first neck for the spacing stator, and first neck is along axle
Body side face is set, and the outer surface of first neck can be supported with the inner surface of the arc tips.
Further, the output shaft includes the second neck for the spacing lock banking stop, and second neck is located at institute
State between the shaft shoulder and the first neck, the outer surface of second neck can be supported with the inner surface of first hole portion.
Further, the wiper body also includes being arranged on described at least one second fixation for scraping arm seat matrix bottom surface
Post, second fixed column, which stretches out the lock piece, to be fixedly connected with the stator.
Further, the lock piece also includes the second through hole for being arranged on lock banking stop and being available for the second fixed column to stretch out.
Further, second through hole is mounting hole, and length direction of the mounting hole along the lock banking stop is set.
Further, the lock piece also includes the elastic component being located in the mounting hole, and one end of the elastic component can be with
The outer surface of the second fixed column in the mounting hole is supported, the other end of the elastic component can with the mounting hole
Support on surface.
Further, the elastic component is spring.
Further, the counterpart is the key of strip.
Compared with prior art, the present invention has the advantages that：The groove and key are embedded in by the counterpart
In the cavity of groove formation, and it is fixedly connected to prevent the counterpart from being separated with cavity with scraping arm seat matrix by lock piece,
Namely prevent the counterpart from being separated with scraping arm seat matrix, then the power of output shaft output is passed to by the counterpart
It is described to scrape arm seat matrix, to scrape arm assembly reliable and stable power is provided with drive it is described scrape arm assembly and swung, avoid completely
Arm seat is scraped in the prior art and stripped thread easily occurs in the mating surface of output shaft, so that the problem of wiper body fails is prevented,
Other output shaft is connected by the counterpart with the arm seat matrix of scraping so that rain shaving blade initial position on glass is put
It is more accurate, it is to avoid rain shaving blade beats the risk on side, and output shaft and when scraping arm seat base mate, it will not stretch out and scrape arm seat base
Body so that the cooperation for scraping arm seat matrix and output shaft is more attractive.
Brief description of the drawings
Fig. 1 is the structural representation of prior art wiper body；
Fig. 2 is the configuration schematic diagram of the embodiment of wiper body one of the present invention；
Fig. 3 is the structural representation that counterpart of the present invention and output shaft assemble latter embodiment；
Fig. 4 is the sectional view in Fig. 3 A-A directions；
Fig. 5 is the partial schematic diagram that wiper body of the present invention is in released state；
Fig. 6 is the sectional view in Fig. 5 B-B directions；
Fig. 7 is the partial schematic diagram that wiper body of the present invention is in lockup state；
Fig. 8 is the sectional view in Fig. 7 C-C directions.
Embodiment
In order that technical problem solved by the invention, technical scheme and beneficial effect are more clearly understood, below in conjunction with
Drawings and Examples, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " liquid is put down ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of
The description present invention and simplified description, rather than indicate or imply that the device or element of meaning must have specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
The present invention provides a kind of wiper body of embodiment, as in Figure 2-4, and the wiper body includes scraping arm seat matrix
2nd, counterpart 3 and output shaft 4, output shaft 4 belong to a part for motor connection lever bracket assembly 11, and the output shaft 4 includes axle sheet
Body 41, the shaft shoulder 42 for being arranged on the one end of shaft body 41 and along the axially arranged groove 43 of the shaft shoulder 42, it is described to scrape arm seat matrix 2
The bottom surface of one end is provided with the blind hole 21 coordinated with the gap of the shaft shoulder 42, and the side wall of the blind hole 21 is provided with keyway 22, described to coordinate
Part 3 is embedded in the cavity of the groove 43 and the formation of keyway 22, i.e., a part for described counterpart 3 is embedded in the groove 43,
Another part is embedded in keyway 22, in specific implementation, and the counterpart 3 can be fixedly connected with one side with groove 43, described
The another side of counterpart 3 is embedded in the keyway 22, and the wiper body also includes being used to prevent the counterpart 3 from separating with cavity
Lock piece 5, the lock piece 5 can be fixedly connected with scraping arm seat matrix 2.In specific implementation, the outer surface of the shaft shoulder 42
On be provided with annular knurl, be engaged between blind hole 21 and the shaft shoulder 42 by annular knurl, to increase blind hole 21 and the shaft shoulder 42
Between frictional force be the increase output shaft 4 and frictional force scraped between arm seat matrix 2 so that output shaft 4 and the scraping arm
Connection between seat matrix 2 is more firm.
From such scheme as can be seen that by the counterpart 3 be embedded in the groove 43 and keyway 22 formation cavity in,
And be fixedly connected by lock piece 5 to prevent the counterpart 3 from being separated with cavity with scraping arm seat matrix 2, then output shaft 4 is defeated
The power gone out by the counterpart 3 pass to it is described scrape arm seat matrix 2, provide reliable and stable power to arm assembly 10 is scraped with band
Arm assembly 10 is scraped described in dynamic to be swung, the moment of torsion that output shaft 4 passes to scraping arm can be bigger, durable more reliable, can be complete
Avoid and scrape the mating surface of arm seat and output shaft in the prior art and stripped thread easily occur, so as to prevent what failing from occurring in wiper body to ask
Topic, output shaft 4 is connected by the counterpart 3 with the arm seat matrix 2 of scraping in addition so that rain shaving blade initial position on glass
Put it is more accurate, it is to avoid rain shaving blade beats the risk on side, and output shaft 4 and when scraping arm seat matrix 2 and coordinating, and will not stretch
Go out to scrape arm seat matrix 2 so that the cooperation for scraping arm seat matrix 2 and output shaft 4 is more attractive.
In one embodiment of this invention, the lock piece 5 includes lock banking stop 51, and the be arranged on lock banking stop 51
One through hole, the first through hole includes being available for the first hole portion that shaft body 41 is stretched out and can supported with the side face of shaft body 41
52 so that the lock piece 5 is relatively reliable with scraping being fixedly connected for arm seat matrix 2.It is preferred that, the first through hole also includes can
The second hole portion 53 passed through for the shaft shoulder 42, second hole portion 53 is connected with the first hole portion 52 and the first hole portion 52 is located at the second hole
The side in portion 53, can facilitate the dismounting of the wiper body so that lock piece 5 and scrape arm seat matrix 2 and can be easily separated.
In one embodiment of this invention, the wiper body also includes stator 6 and is arranged on described to scrape arm seat matrix 2
First fixed column 23 of bottom surface, first fixed column 23 is axially arranged along the shaft body 41, first fixed column 23
Stretching out the lock piece 5 can be fixedly connected with the stator 6.In specific implementation, a fixation is provided with the stator 6
Hole 62, realizes that stator 6 scrapes being fixedly connected for arm seat matrix 2 with described by fixing hole 62 and the riveting of the first fixed column 23.
It is preferred that, the first through hole also includes being available for what the first fixed column 23 was stretched out and can supported with the side face of the first fixed column 23
3rd hole portion 54, the 3rd hole portion 54 is connected with the second hole portion 53 and positioned at the opposite side of the second hole portion 53, when pulling locking
Piece 51 is turned right movement in the horizontal direction so that the lock piece 5 becomes from lockup state turns to released state, the 3rd hole portion 54
To spacing effect, to prevent lock banking stop 51 from continuing to move to the right, now the shaft shoulder 42 is just aligned with the second hole portion 53, can be with
The output shaft 4 and the separation for scraping arm seat matrix 2 are realized, facilitates the dismounting of the wiper body.
In one embodiment of this invention, the stator 6 includes the arc being adapted with the peripheral shape of shaft body 41
Shape end 61, the inner surface of the arc tips 61 can be supported with the side face of the shaft body 41.The side face of the shaft body 41 is axle
The outer surface that body 41 1 is enclosed.It is preferred that, the output shaft 4 also includes the first neck 44 for the spacing stator, institute
State the first neck 44 along the side face of shaft body 41 set, and first neck 44 outer surface can be with the arc tips 61 interior table
Face is supported, and when the stator 6 is fixedly connected with first fixed column 23, passes through the arc tips 61 and first of stator 6
Neck 44 is supported to prevent the movement of stator 6 in the axial direction, and the fixation is locked in additionally by the lock piece 5
Piece 6 and described scrape between arm seat matrix 2 so that the movement that the lock piece 5 can be in the horizontal direction.
In one embodiment of this invention, the lock piece 5 is additionally included in the lock banking stop 51 close to the first hole portion 52
One end is provided with projection 55, and raised 55 direction is scraped arm seat matrix 2 and set.
In one embodiment of this invention, the output shaft 4 includes the second neck 45 for the spacing lock banking stop 51,
Second neck 45 is located between the neck 44 of the shaft shoulder 42 and first, and the outer surface of second neck 45 can be with described the
The inner surface of one hole portion 52 is supported.It is preferred that, second neck 45 is located at the lower surface of the shaft shoulder 42, when the lock piece
5 and first neck 44 coordinate when, the lock banking stop 51 can be contacted with the lower surface of the shaft shoulder 42.When the lock piece 5 is in
During lockup state, the outer surface of second neck 45 and the inner surface of first hole portion 52 are supported, and the second neck 45 can be with
Playing prevents the movement of lock piece 5 in the axial direction, so as to prevent the separation of the counterpart 3 and cavity by lock piece 5.
In one embodiment of this invention, the wiper body, which also includes being arranged on, described scrapes the bottom surface of arm seat matrix 2 extremely
Few second fixed column 24, second fixed column 24, which stretches out the lock piece 5, to be fixedly connected with the stator 6.
In specific implementation, two fixing holes 62 are additionally provided with the stator 6, pass through the riveting of the fixed column 24 of fixing hole 62 and second
To realize stator 6 and described to scrape being fixedly connected for arm seat matrix 2 more firm.It is preferred that, the lock piece 5 also includes setting
On lock banking stop 51 and be available for the second fixed column stretch out the second through hole.Second through hole is mounting hole 56, the mounting hole
56 are set along the length direction of the lock banking stop 51, wherein the length direction of the lock banking stop 51 is horizontal direction.The lock
Stop member also includes the elastic component 57 being located in the mounting hole 56, one end of the elastic component 57 can with positioned at the mounting hole 57
The outer surface of the second interior fixed column 24 is supported, and the other end of the elastic component 57 can be supported with the inner surface of the mounting hole 57
Top.In specific implementation, the elastic component 57 is spring, and it is two the second fixed columns to be arranged on the bottom surface of arm seat matrix 2 of scraping
24, then the mounting hole 56 coordinated with the second fixed column 24 is also two, and a spring is located therein in a mounting hole 56, with it
In one second fixed column 24 coordinate, another spring is located therein in a mounting hole 56, is coordinated with wherein one second fixed column 24,
When no external force is acted on the lock piece 5, increase power is so that lock piece 5 enters lockup state.Two mounting holes 56
It is separately positioned on the both sides of the 3rd hole portion 54 so that arrangement of the through-hole structure on the lock banking stop 51 is compacter.
In one embodiment of this invention, the counterpart 3 is the key of strip, in specific implementation, the horizontal stroke of the key
Section can be rectangle, trapezoidal or triangle etc., be located at as long as counterpart 3 is a part of in the keyway 22 for scraping arm seat matrix 2, another
Part is located in the groove 43 of output shaft 4.
In specific implementation, the disassembly process of wiper body of the present invention is as follows：
As seen in figs. 5-6, wiper body is in released state, and described raised 55 are pulled so that lock banking stop by external force effect
51 are moved to the right so that elastic component 57 is in compressive state, and first fixed column 23 is supported with the 3rd hole portion 54, the 3rd hole
Spacing effect is played in portion 54, to prevent lock banking stop 51 from continuing to move to the right, now the shaft shoulder 42 just with 53 pairs of the second hole portion
Accurate, then lock piece 5 just can not limit output shaft 4 in the axial direction, scraping arm seat matrix 2 can be from defeated by the second hole portion 53
Shaft 4 is separated, to realize that the output shaft 4 scrapes the separation of arm seat matrix 2 with described, so as to realize tearing open for wiper body
Unload；
As Figure 7-8, wiper body is in lockup state, when no external force is acted on described raised 55 so that locking
When part 5 is moved to the right, under the reaction force that elastic component 57 passes through itself, lock banking stop 51 is driven to move to the left, until axle sheet
Body 41 is supported with the first hole portion 52, and now lock banking stop 51 can not continue to move to the left so that lock piece 5 can limit output shaft
4, so that output shaft 4 can not be moved in the axial direction, then the output shaft 4 just can not be separated with the arm seat matrix 2 of scraping,
The assembling of the wiper body is completed, the power that now output shaft 4 is exported can pass to the scraping arm by the counterpart 3
Seat matrix 2, described scrape arm assembly 10 and is swung to scraping arm assembly 10 and providing reliable and stable power to drive.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (14)
1. a kind of wiper body, it is characterised in that：The wiper body includes scraping arm seat matrix, counterpart and output shaft, described
Output shaft includes shaft body, is arranged on the shaft shoulder of shaft body one end and along the axially arranged groove of the shaft shoulder, described to scrape arm seat base
The bottom surface of body one end is provided with the blind hole coordinated with pivot clearance, and the side wall of the blind hole is provided with keyway, and the counterpart is embedded in
In the cavity of groove and the keyway formation, the wiper body also includes the lock for being used to prevent that the counterpart from separating with cavity
Stop member, the lock piece can be fixedly connected with scraping arm seat matrix；
The lock piece includes lock banking stop, and the first through hole being arranged on lock banking stop, and the first through hole includes being available for axle
The first hole portion that body stretches out and can supported with the shaft body side face.
2. wiper body as claimed in claim 1, it is characterised in that：The first through hole also includes being available for that the shaft shoulder passes through the
Two hole portions, second hole portion is connected with the first hole portion and the first hole portion is located at the side of the second hole portion.
3. wiper body as claimed in claim 2, it is characterised in that：The wiper body also includes stator and is arranged on institute
The first fixed column for scraping arm seat matrix bottom surface is stated, first fixed column is consolidated along the axially arranged of the shaft body, described first
Fixed column, which stretches out the lock piece, to be fixedly connected with the stator.
4. wiper body as claimed in claim 3, it is characterised in that：The first through hole also includes being available for the first fixed column to stretch
The 3rd hole portion that goes out and can be supported with the first fixed column side face, the 3rd hole portion is connected with the second hole portion and positioned at second
The opposite side of hole portion.
5. wiper body as claimed in claim 3, it is characterised in that：The lock piece is additionally included in the lock banking stop close to
One end of one hole portion is provided with projection, and the raised direction scrapes the setting of arm seat matrix.
6. wiper body as claimed in claim 3, it is characterised in that：The stator includes and the shaft body peripheral shape
Adaptable arc tips, the inner surface of the arc tips can be supported with the side face of the shaft body.
7. wiper body as claimed in claim 6, it is characterised in that：The output shaft also includes being used for the spacing stator
The first neck, first neck sets along shaft body side face, and the outer surface of first neck can be with the arc tips
Inner surface support.
8. wiper body as claimed in claim 6, it is characterised in that：The output shaft is included for the spacing lock banking stop
Second neck, second neck is located between the shaft shoulder and the first neck, the outer surface of second neck can with it is described
The inner surface of first hole portion is supported.
9. wiper body as claimed in claim 3, it is characterised in that：The wiper body, which also includes being arranged on, described scrapes arm seat
At least one second fixed column of matrix bottom surface, second fixed column, which is stretched out the lock piece and can fixed with the stator, to be connected
Connect.
10. wiper body as claimed in claim 9, it is characterised in that：The lock piece also include be arranged on lock banking stop and
The second through hole for being available for the second fixed column to stretch out.
11. wiper body as claimed in claim 10, it is characterised in that：Second through hole is mounting hole, the mounting hole
Set along the length direction of the lock banking stop.
12. wiper body as claimed in claim 11, it is characterised in that：The lock piece also includes being located in the mounting hole
Elastic component, one end of the elastic component can support with the outer surface of the second fixed column in the mounting hole, the bullet
The other end of property part can be supported with the inner surface of the mounting hole.
13. wiper body as claimed in claim 12, it is characterised in that：The elastic component is spring.
14. wiper body as claimed in claim 1, it is characterised in that：The counterpart is the key of strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310235569.1A CN104210464B (en) | 2013-05-31 | 2013-05-31 | A kind of wiper body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310235569.1A CN104210464B (en) | 2013-05-31 | 2013-05-31 | A kind of wiper body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104210464A CN104210464A (en) | 2014-12-17 |
| CN104210464B true CN104210464B (en) | 2017-08-22 |
Family
ID=52092502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310235569.1A Expired - Fee Related CN104210464B (en) | 2013-05-31 | 2013-05-31 | A kind of wiper body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104210464B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6227747B1 (en) * | 1999-07-12 | 2001-05-08 | Visteon Global Technologies, Inc. | Shaft retaining apparatus |
| KR20050042897A (en) * | 2003-11-04 | 2005-05-11 | 현대자동차주식회사 | A pivot combination structure of automobile wiper |
| DE102004005068A1 (en) * | 2004-02-02 | 2005-08-18 | Robert Bosch Gmbh | Windshield wiper device |
| CN102815282A (en) * | 2012-08-07 | 2012-12-12 | 奇瑞汽车股份有限公司 | Rear window wiper for automobile |
| CN202923577U (en) * | 2012-11-30 | 2013-05-08 | 博世汽车部件(长沙)有限公司 | Vehicle wiper system |
| CN202923606U (en) * | 2012-12-03 | 2013-05-08 | 博世汽车部件(长沙)有限公司 | Wiper system for vehicle and crank connecting rod mechanism thereof |
-
2013
- 2013-05-31 CN CN201310235569.1A patent/CN104210464B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104210464A (en) | 2014-12-17 |
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Granted publication date: 20170822 |