CN213035788U - Rotating mechanism of automobile wiper linkage rod - Google Patents
Rotating mechanism of automobile wiper linkage rod Download PDFInfo
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- CN213035788U CN213035788U CN202022119512.3U CN202022119512U CN213035788U CN 213035788 U CN213035788 U CN 213035788U CN 202022119512 U CN202022119512 U CN 202022119512U CN 213035788 U CN213035788 U CN 213035788U
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Abstract
The utility model relates to a wiper technical field just discloses a slewing mechanism of car wiper trace, including the mounting panel, the first pivot of upper end fixedly connected with of mounting panel, the outside sliding connection of first pivot has the sleeve, telescopic outside is rotated and is connected with the arm of blowing rain, the outside threaded connection of first pivot has the spacing collar that is located the sleeve upside, the upper end fixed connection of mounting panel is located the second pivot of blowing rain arm below, the outside of second pivot is rotated and is connected with drive gear, drive gear's upper end fixedly connected with third pivot. This slewing mechanism of car wiper trace possesses advantages such as compact structure, and the power supply of having solved current wiper comes from the motor, and the motor drives four-bar linkage through worm gear transmission, changes continuous rotary motion into the motion of horizontal hunting through four-bar linkage, but, four-bar linkage structure is comparatively loose, comparatively takes installation space's problem.
Description
Technical Field
The utility model relates to a wiper technical field specifically is a slewing mechanism of car wiper trace.
Background
The wiper is also called wiper, water deflector, wiper or windshield wiper, and is a device for wiping and removing raindrops and dust attached to the windshield of a vehicle, so as to improve the visibility of a driver and increase the driving safety.
At present, the power source of the existing windscreen wiper is from a motor, the motor drives a four-bar mechanism through worm and gear transmission, and continuous rotating motion is changed into left-right swinging motion through the four-bar mechanism.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a slewing mechanism of car wiper trace possesses advantages such as compact structure, and the power supply of having solved current wiper comes from the motor, and the motor passes through the worm gear transmission and drives four-bar linkage, changes continuous rotary motion into horizontal hunting's motion through four-bar linkage, but, four-bar linkage structure is comparatively loose, comparatively occupies installation space's problem.
(II) technical scheme
In order to realize the purpose of the compact structure, the utility model provides a following technical scheme: a rotating mechanism of an automobile wiper linkage rod comprises a mounting plate, wherein a first rotating shaft is fixedly connected to the upper end of the mounting plate, a sleeve is connected to the outer portion of the first rotating shaft in a sliding mode, a wiper arm is connected to the outer portion of the sleeve in a rotating mode, a limiting ring located on the upper side of the sleeve is connected to the outer portion of the first rotating shaft in a threaded mode, a second rotating shaft located below the wiper arm is fixedly connected to the upper end of the mounting plate, a transmission gear is connected to the outer portion of the second rotating shaft in a rotating mode, a third rotating shaft is fixedly connected to the upper end of the transmission gear, a first T-shaped sliding groove is formed in the lower end of the wiper arm, a transmission block extending to the inner side of the first T-shaped sliding groove is connected to the outer portion of the third rotating shaft in a rotating mode, an adjusting block located on the inner side of the first T-shaped sliding groove is fixedly connected to the upper end of the adjusting block, the opposite ends of the two T-shaped sliding blocks are fixedly connected with springs located in the second T-shaped sliding grooves, the upper ends of the two T-shaped sliding blocks are fixedly connected with fourth rotating shafts, and the outer portions of the four rotating shafts are fixedly connected with fourth bearings.
Preferably, a first limit groove is formed in the outer portion of the first rotating shaft, a limit key located in the first limit groove is fixedly connected to the inner side of the sleeve, the upper end of the first limit groove is flush with the upper end of the first rotating shaft, and the size of the first limit groove is matched with the size of the limit key.
Preferably, the outside fixedly connected with first bearing of telescopic, the first through-hole with first bearing looks adaptation is seted up to the upper end of arm of wiping rain, the outside and the first through-hole inner wall fixed connection of first bearing.
Preferably, the second bearing is fixedly connected to the outer portion of the second rotating shaft, the outer portion of the second bearing is fixedly connected with the transmission gear, and the third rotating shaft and the transmission gear are eccentrically arranged.
Preferably, the lower end of the transmission block is provided with a mounting groove, the inside of the mounting groove is fixedly connected with a third bearing, and the inner side of the third bearing is fixedly connected with a third rotating shaft.
Preferably, the two fourth bearings are symmetrically distributed, and the distance between the opposite ends of the two fourth bearings is matched with the distance between the left side and the right side of the upper end face of the first T-shaped sliding groove.
(III) advantageous effects
Compared with the prior art, the utility model provides a slewing mechanism of wiper trace of car possesses following beneficial effect:
this slewing mechanism of wiper trace of car, through drive gear, the third pivot, first T shape spout, the transmission piece, can drive eccentric third pivot and the transmission piece that sets up through drive gear and slide in first T shape spout, thereby can change drive gear's continuous rotary motion into the reciprocating swing motion of wiping the rain arm, its simple structure and comparatively compact, installation occupation space has been reduced, through setting up the fourth pivot, fourth bearing and spring, can make sliding friction become rolling friction, friction damage and energy loss have been reduced, strike when wiping the rain arm and turning to in the spring absorbed motion, thereby life has been improved, through first pivot, the sleeve, and spacing collar, be convenient for wipe the dismouting of rain arm, thereby be convenient for maintain and overhaul, through above setting, possess advantages such as compact structure.
Drawings
FIG. 1 is a top partial cross-sectional view of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.
In the figure: 1. mounting a plate; 2. a first rotating shaft; 3. a sleeve; 4. a wiper arm; 5. a limiting ring; 6. a second rotating shaft; 7. a transmission gear; 8. a third rotating shaft; 9. a first T-shaped chute; 10. a transmission block; 11. an adjusting block; 12. a second T-shaped chute; 13. a T-shaped slider; 14. a spring; 15. a fourth rotating shaft; 16. and a fourth bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a rotating mechanism of a linkage rod of a wiper for an automobile comprises a mounting plate 1, a first rotating shaft 2 is fixedly connected to the upper end of the mounting plate 1, a sleeve 3 is slidably connected to the outside of the first rotating shaft 2, a first limiting groove is formed in the outside of the first rotating shaft 2, a limiting key located in the first limiting groove is fixedly connected to the inside of the sleeve 3, the upper end of the first limiting groove is flush with the upper end of the first rotating shaft 2, the size of the first limiting groove is matched with the size of the limiting key, a wiper arm 4 is rotatably connected to the outside of the sleeve 3, a first bearing is fixedly connected to the outside of the sleeve 3, a first through hole matched with the first bearing is formed in the upper end of the wiper arm 4, the outside of the first bearing is fixedly connected with the inner wall of the first through hole, a limiting ring 5 located on the upper side of the sleeve 3 is connected to the outside of the first rotating shaft 2 through a screw thread, a second rotating shaft 6 located, a transmission gear 7 is rotatably connected to the outer part of the second rotating shaft 6, a third rotating shaft 8 is fixedly connected to the upper end of the transmission gear 7, a second bearing is fixedly connected to the outer part of the second rotating shaft 6, the outer part of the second bearing is fixedly connected to the transmission gear 7, the third rotating shaft 8 and the transmission gear 7 are eccentrically arranged, a first T-shaped chute 9 is formed in the lower end of the wiper arm 4, a transmission block 10 extending to the inner side of the first T-shaped chute 9 is rotatably connected to the outer part of the third rotating shaft 8, a mounting groove is formed in the lower end of the transmission block 10, a third bearing is fixedly connected to the inner part of the mounting groove, the inner side of the third bearing is fixedly connected to the third rotating shaft 8, an adjusting block 11 positioned on the inner side of the first T-shaped chute 9 is fixedly connected to the upper end of the transmission block 10, a second T-shaped chute 12 is formed in the upper end, the looks remote site of two T shape sliders 13 all with be located the spring 14 fixed connection in second T shape spout 12, the equal fixedly connected with fourth pivot 15 in upper end of two T shape sliders 13, the equal fixedly connected with fourth bearing 16 in outside of two fourth pivots 15, two fourth bearings 16 are the symmetric distribution, and the back of the body of two fourth bearings 16 is apart from the distance between the end and the first T shape spout 9 up end distance between the left and right side looks adaptation.
To sum up, the rotating mechanism of the automobile wiper linkage rod can change the continuous rotation motion of the transmission gear 7 into the reciprocating swing motion of the wiper arm 4 by driving the eccentrically arranged third rotating shaft 8 and the transmission block 10 to slide in the first T-shaped chute 9 through the transmission gear 7, has simple and compact structure and reduces the occupied space for installation, the sliding friction can be changed into the rolling friction by arranging the fourth rotating shaft 15, the fourth bearing 16 and the spring 14, the friction damage and the energy loss are reduced, the spring 14 absorbs the impact when the wiper arm 4 turns during the movement, the service life is prolonged, the wiper arm 4 is convenient to disassemble and assemble through the first rotating shaft 2, the sleeve 3 and the limiting ring 5, thereby the maintenance and the overhaul are convenient, through the arrangement, the windscreen wiper has the advantages of compact structure and the like, and solves the problems that the power source of the existing windscreen wiper comes from the motor, the motor drives the four-bar mechanism through worm and gear transmission, continuous rotary motion is changed into horizontal swinging motion through the four-bar mechanism, and the four-bar mechanism is loose in structure and occupies relatively large installation space.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a slewing mechanism of car wiper trace, includes mounting panel (1), its characterized in that: the upper end of the mounting plate (1) is fixedly connected with a first rotating shaft (2), the outer sliding connection of the first rotating shaft (2) is provided with a sleeve (3), the outer part of the sleeve (3) is connected with a rain scraping arm (4) in a rotating manner, the outer part of the first rotating shaft (2) is connected with a limiting ring (5) positioned on the upper side of the sleeve (3) in a threaded manner, the upper end of the mounting plate (1) is fixedly connected with a second rotating shaft (6) positioned below the rain scraping arm (4), the outer part of the second rotating shaft (6) is connected with a transmission gear (7) in a rotating manner, the upper end of the transmission gear (7) is fixedly connected with a third rotating shaft (8), the lower end of the rain scraping arm (4) is provided with a first T-shaped sliding groove (9), the outer part of the third rotating shaft (8) is connected with a transmission block (10) extending to the inner side of the first T-shaped sliding groove (9), the upper end of the transmission block, second T shape spout (12) have been seted up to the upper end of regulating block (11), the inside sliding connection of second T shape spout (12) has T shape slider (13) that quantity is two, two the looks remote site of T shape slider (13) all with spring (14) fixed connection who is located second T shape spout (12), two the equal fixedly connected with fourth pivot (15) in upper end of T shape slider (13), two the equal fixedly connected with fourth bearing (16) in outside of fourth pivot (15).
2. The rotating mechanism of the automotive wiper linkage according to claim 1, wherein: first spacing groove has been seted up to the outside of first pivot (2), the inboard fixedly connected with of sleeve (3) is located the spacing key of first spacing inslot, the upper end of first spacing groove and the upper end parallel and level of first pivot (2), the size of first spacing groove and the size looks adaptation of spacing key.
3. The rotating mechanism of the automotive wiper linkage according to claim 1, wherein: the outside fixedly connected with first bearing of sleeve (3), the first through-hole with first bearing looks adaptation is seted up to the upper end of arm of scraping rain (4), the outside and the first through-hole inner wall fixed connection of first bearing.
4. The rotating mechanism of the automotive wiper linkage according to claim 1, wherein: the outer portion of the second rotating shaft (6) is fixedly connected with a second bearing, the outer portion of the second bearing is fixedly connected with the transmission gear (7), and the third rotating shaft (8) and the transmission gear (7) are arranged eccentrically.
5. The rotating mechanism of the automotive wiper linkage according to claim 1, wherein: the lower extreme of transmission piece (10) has seted up the mounting groove, the inside fixedly connected with third bearing of mounting groove, the inboard and third pivot (8) fixed connection of third bearing.
6. The rotating mechanism of the automotive wiper linkage according to claim 1, wherein: the two fourth bearings (16) are symmetrically distributed, and the distance between the opposite ends of the two fourth bearings (16) is matched with the distance between the left side and the right side of the upper end face of the first T-shaped sliding groove (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022119512.3U CN213035788U (en) | 2020-09-24 | 2020-09-24 | Rotating mechanism of automobile wiper linkage rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022119512.3U CN213035788U (en) | 2020-09-24 | 2020-09-24 | Rotating mechanism of automobile wiper linkage rod |
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CN213035788U true CN213035788U (en) | 2021-04-23 |
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CN202022119512.3U Active CN213035788U (en) | 2020-09-24 | 2020-09-24 | Rotating mechanism of automobile wiper linkage rod |
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2020
- 2020-09-24 CN CN202022119512.3U patent/CN213035788U/en active Active
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