CN208101960U - Automatic brake device for automobile - Google Patents
Automatic brake device for automobile Download PDFInfo
- Publication number
- CN208101960U CN208101960U CN201820530866.7U CN201820530866U CN208101960U CN 208101960 U CN208101960 U CN 208101960U CN 201820530866 U CN201820530866 U CN 201820530866U CN 208101960 U CN208101960 U CN 208101960U
- Authority
- CN
- China
- Prior art keywords
- drive sprocket
- chain
- rotation axis
- brake device
- automatic brake
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of automatic brake device for automobile, it is advantageous that the service life is longer for accessory.A kind of automatic brake device for automobile, including drive sprocket and the driving device for driving drive sprocket to rotate, the drive sprocket is equipped with one end and is connected to the chain on drive sprocket；Chain is wound on drive sprocket when the drive sprocket rotates with the state engaged with the sprocket of drive sprocket.Drive drive sprocket rotation that chain is pulled braking pedal in a manner of winding driving device.Severe friction can't occur during due to drive sprocket and chain interoperation between drive sprocket and chain, while the direction of chain can also be changed by steering sprocket, severe friction will not equally occur between steering sprocket and chain.Therefore chain and sprocket wheel be not easy to wear, has longer service life.
Description
Technical field
The utility model relates to a kind of automobile parts, in particular to a kind of automatic brake device for automobile.
Background technique
The utility model patent that Authorization Notice No. is CN206171192U disclose a kind of electric-controlled vehicle mis-accelerator pressing and
Meet obstacle self-actuating brake safety guard.In the program, chest expander passes through drag-line and pulls brake in mis-accelerator pressing and chance obstacle
Vehicle is stopped and is tightly braked.
But the program has the following problems：The drag-line is the direction for changing drag-line by fixed pulley, but drag-line quilt
Sharp wear can occur with fixed pulley during pulling, must just replace drag-line after using 1 to 2 months, otherwise seriously
Security risk will be present in the drag-line of abrasion.
Utility model content
The purpose of the utility model is to provide a kind of automatic brake device for automobile, it is advantageous that the service life of accessory is more
It is long.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of automobile automatic brake
Device is connected to including drive sprocket and the driving device for driving drive sprocket to rotate, the drive sprocket equipped with one end
Chain on drive sprocket；Chain is wound on drive chain with the state engaged with the sprocket of drive sprocket when the drive sprocket rotates
On wheel.
By using above-mentioned technical proposal, drive sprocket rotation is driven to draw chain in a manner of winding driving device
Dynamic braking pedal.It can't occur acutely to rub between drive sprocket and chain during due to drive sprocket and chain interoperation
It wipes, while the direction of chain can also be changed by steering sprocket, will not equally occur between steering sprocket and chain acutely
Friction.Therefore chain and sprocket wheel be not easy to wear, has longer service life.
The utility model is further arranged to：The chain is rotatablely connected close to one end of drive sprocket and drive sprocket.
By using above-mentioned technical proposal, it is rotatablely connected by setting chain and drive sprocket, allows chain more preferable
Ground engages with the sprocket of drive sprocket.
The utility model is further arranged to：The chain is equipped with far from one end of drive sprocket for fixing consolidating for chain
Determine part.
By using above-mentioned technical proposal, chain is fixed on far from one end of drive sprocket by braking pedal by fixing piece
It is upper or interior.
The utility model is further arranged to：One end of the fixing piece is installed with dead man.
By using above-mentioned technical proposal, when the driving motor of automatic brake device for automobile is under self-actuating brake state
When failure, fixing piece can be extracted by dead man, allow to normal driving automobile.
The utility model is further arranged to：It further include shell, the upside of the shell is equipped with mounting groove, the mounting groove
Bottom be equipped with inside groove, be embedded with lower bearing in the inside groove, rotation axis be installed on the lower bearing；The drive sprocket with
Rotation axis is integrally formed or is fixedly connected, and the shell, which is equipped with, covers the cover board of mounting groove, the side of the shell be equipped with
The perforation that mounting groove is connected, the chain are pierced by from perforation.
By using above-mentioned technical proposal, drive sprocket setting is protected inside housings, is made by lower bearing
Rotation axis being capable of stable rotation.It is pierced by the setting perforation of the side of shell convenient for chain.
The utility model is further arranged to：Position in the rotation axis above drive sprocket, which is equipped with, resists driving
Upper limit plate on the upside of sprocket wheel, the middle part of the upper limit plate are equipped with upper bearing (metal), the rotation axis pass through upper bearing (metal) and with upper axis
Hold inner ring interference fit.
By using above-mentioned technical proposal, upper limit plate is set and pushes down drive sprocket, so that driving；Mistake of the sprocket wheel in rotation
The case where being not in upward play in journey.The both ends of upper bearing (metal) and lower bearing cooperation limitation rotation axis, so that rotation axis rotates
It is more stable.
Utility model is further arranged to：The driving device includes being located on the upside of upper limit plate to rotate synchronously with rotation axis
Worm gear, with the worm screw of worm gear and drive the driving motor of worm screw rotation, the side of the shell is equipped with connection installation
The through-hole of slot, the worm screw are pierced by out of through-hole.
By using above-mentioned technical proposal, worm screw rotation is driven by driving motor, worm screw passes through through-hole and enters mounting groove
Interior and worm gear, therefore worm screw will drive worm gear and rotate together, and drive rotation axis rotation by worm gear.Since worm and gear turns
It is dynamic that there is larger reduction ratio, therefore be also able to drive rotation axis using lower-powered driving motor and move.The small motor of power
It can accomplish smaller volume, therefore the overall volume of automatic brake device for automobile is smaller.
The utility model is further arranged to：The connection sheet of both connections is equipped between the worm gear and rotation axis.
By using above-mentioned technical proposal, rotation axis and worm gear are connected by connection sheet, such rotation axis and worm gear are just
It can distinguish processing and fabricating, it is just lower in cost of manufacture.
The utility model is further arranged to：Middle part on the upside of the worm gear is equipped with circular groove, and the four of the groove
There are four the locating slots being connected with groove by Zhou Junbu；Two side cuts of the rotation axis upper end form two parallel surfaces；
The connection sheet is size disk compatible with groove, and the middle part of the connection sheet is equipped with shape and rotation axis upper end shape phase
Same connecting hole, the connection sheet are uniformly distributed on peripheries with four and the integrally formed locating piece of connection sheet.
By using above-mentioned technical proposal, four locating pieces of connection sheet are caught in four locating slots, so that worm gear rotates
When will drive connection sheet and rotate together.There are two parallel surfaces to cooperate between the connecting hole and rotation axis of connection sheet, therefore connects
Contact pin is able to drive rotation axis in rotation and rotates together.It realizes and power is transmitted by connection sheet, rotation is driven when worm gear rotates
Axis rotates together.
The utility model is further arranged to：The upper surface of the rotation axis is equipped with flat recess, and face turns on the cover board
The position of moving axis is equipped with escape groove, and the rotation axis is equipped with angular transducer, and cooperation is formed on the angular transducer and is inserted
Connect the inserted sheet in flat recess.
By using above-mentioned technical proposal, flat recess is set on the rotating shaft and carrys out setting angle sensor.It is passed by angle
Sensor monitors the rotational angle of rotation axis, and the distance for pulling chain is judged by the rotational angle of rotation axis.
In conclusion the beneficial effects of the utility model are：
1, due to drive sprocket and chain interoperation during severe friction can't occur between drive sprocket and chain,
The direction that chain can also be changed by steering sprocket simultaneously, will not equally occur acutely to rub between steering sprocket and chain
It wipes.Therefore chain and sprocket wheel be not easy to wear, has longer service life；
2, when the driving motor of automatic brake device for automobile is in the failure under the self-actuating brake state, dead man can be passed through
Fixing piece is extracted, normal driving automobile is allowed to.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment one；
Fig. 2 is the perspective view of the explosion of embodiment one；
Fig. 3 is the structural schematic diagram of shell in embodiment one；
Fig. 4 be rotation axis in embodiment one, worm gear, connection sheet, angular transducer structural schematic diagram；
Fig. 5 is chain and the structural schematic diagram at fixing piece cooperation in embodiment one；
Fig. 6 is the structural schematic diagram of enclosure interior part in embodiment two；
Fig. 7 is the first mounting means schematic diagram of automatic brake device for automobile；
Fig. 8 is second of mounting means schematic diagram of automatic brake device for automobile.
Appended drawing reference：1, shell；2, mounting groove；3, boss；4, inside groove；5, lower bearing；6, rotation axis；7, drive sprocket；
8, chain；9, it perforates；10, upper limit plate；11, upper bearing (metal)；12, worm gear；13, groove；14, locating slot；15, parallel surface；16, even
Contact pin；17, connecting hole；18, locating piece；19, through-hole；20, worm screw；21, driving motor；22, flat recess；23, cover board；24, it keeps away
Allow hole；25, angular transducer；26, inserted sheet；27, fixing piece；28, dead man；29, steering sprocket；30, with holes piece.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment one：
As depicted in figs. 1 and 2, a kind of automatic brake device for automobile, including shell 1, the upside of shell 1 are provided with circular peace
Tankage 2.
As shown in Figures 2 and 3, the bottom of mounting groove 2 forms the boss 3 gradually to arch upward upwards from surrounding toward centre, convex
The middle part of platform 3 is provided with circular inside groove 4.Inside groove 4 is embedded with lower bearing 5, and one end of rotation axis 6 is inserted into lower bearing 5, lower bearing
5 outer rings link together with the interference fit of inside groove 4, are rotatablely connected between 5 inner ring of rotation axis 6 and lower bearing.One in rotation axis 6
The drive sprocket 7 of axial line Yu 6 axle center line overlap of rotation axis is formed, is rotatablely connected on one of sprocket of drive sprocket 7
Have a chain 8, chain 8 can around drive sprocket 7 one weeks and with each chain tooth engagement.
As shown in Figures 2 and 3, the side of shell 1 is provided with the perforation 9 being connected with mounting groove 2, enable chain 8 from
It is pierced by perforation 9.The position for being located at 7 top of drive sprocket in rotation axis 6 is equipped with upper limit plate 10, and upper limit plate 10 is rounded
And the inner ring of outer ring and mounting groove 2 is adapted, and the upside of drive sprocket 7 is resisted by upper limit plate 10, avoids drive sprocket 7
Position shifts.The middle part of upper limit plate 10 is fixedly installed with upper bearing (metal) 11,11 outer ring of upper bearing (metal) and 10 interference of upper limit plate
Cooperation, 11 inner ring of upper bearing (metal) and the interference fit of rotation axis 6 connect, and pass through lower bearing 5 and 6 liang of rotation axis of limitation of the cooperation of upper bearing (metal) 11
The position at end shifts during avoiding rotation axis 6 from rotating so that 6 end positions of rotation axis are fixed.
As shown in Figure 2 and Figure 4, the position that 10 top of upper limit plate is located in rotation axis 6 is cased with worm gear 12, table on worm gear 12
Circular groove 13 is provided in the middle part of face, groove 13 is uniformly distributed on peripheries with four locating slots being connected with groove 13 14.Rotation
The two sides that 6 upper end of axis is pierced by part in the middle part of worm gear 12 cut to be formed there are two parallel surface 15, connect worm gear by connection sheet 16
12 and rotation axis 6, so that worm gear 12 and rotation axis 6 rotate synchronously.Connection sheet 16 is size disk compatible with groove 13, even
The middle part of contact pin 16 is provided with connecting hole 17, and connecting hole 17 is identical as the upper end shape of rotation axis 6, enables the inner wall of connecting hole 17
It is enough to fit with two parallel surfaces 15.When connection sheet 16 rotates, torque is transmitted by the parallel surface 15 of fitting, drives rotation
Axis 6 rotates together.Connection sheet 16 is uniformly distributed on peripheries with four and the integrally formed locating piece 18 of connection sheet 16, puts in connection sheet 16
When setting in groove 13, four locating pieces 18 are just respectively corresponded in four locating slots 14 of insertion, when worm gear 12 is rotated
Enough connection sheet 16 is driven to rotate together.
As shown in Figures 2 and 3, the outside of shell 1 forms the through-hole 19 for being communicated to 12 side of worm gear in mounting groove 2, drives
The output end of dynamic motor 21 is connected with worm screw 20, and worm screw 20 is inserted into mounting groove 2 by through-hole 19 to be cooperated with worm gear 12.Driving electricity
When machine 21 drives worm screw 20 to rotate, worm gear 12 drives rotation by worm screw 20, since the deceleration of 12 worm screw 20 of worm gear transmission is compared
Greatly, therefore using lower-powered motor its operation can be driven.
As shown in Figure 2 and Figure 4, the upper surface of rotation axis 6 forms flat recess 22, and covering is removably connected on shell 1
The cover board 23 of mounting groove 2 is located at the position right above rotation axis 6 on cover board 23 and is provided with avoid holes 24.On angular transducer 25 at
Type has the inserted sheet 26 cooperated with flat recess 22, by inserted sheet 26 angular transducer 25 is connected with rotation axis 6, so that rotation axis
6 rotation when drive angular transducer 25 move together, monitor rotation axis 6 rotational angle, by the rotational angle of rotation axis 6 come
Judgement pulls the distance of chain 8.
As shown in figure 5, chain 8 is removably connected with far from one end of drive sprocket 7 for the fixing piece that chain 8 is fixed
27, one end of fixing piece 27 is connected with dead man 28 and operates to facilitate to fixing piece 27.The front end of fixing piece 27 is forked in three,
It is each passed through the direction that between two corresponding chain pieces of chain 8 and two sides are away from each other.
Embodiment two：
As shown in fig. 6, a kind of automatic brake device for automobile, the difference with embodiment one is only that：It is not set in rotation axis 6
It is equipped with upper limit plate 10, worm gear 12 is integrally formed or is fixedly connected with rotation axis 6, and worm gear 12 is directly driven when rotating
The rotation of rotation axis 6 is without transmitting power by connection sheet 16.
Automatic brake device for automobile be mounted in automobile in use, automatic brake device for automobile tool there are two types of mounting means.
Mode one：
As shown in fig. 7, shell 1 is mounted on braking pedal, chain 8 is extended to the front of automobile, then by chain 8
Front end pass through with holes piece 30 on the interior wall for being fixed on front, fixing piece 27 is finally passed through into chain 8 and is worn from holes piece 30
One end out is fixed by chain 8.
Mode two：
As shown in figure 8, shell 1 is mounted on below-seat, and the steering sprocket 29 fixed in the installation of the lower section of brake, chain
Item 8 upwardly extends after extending past steering sprocket 29 forward, then passes through the front end of chain 8 and is fixed on braking pedal
With holes piece 30, fixing piece 27 is finally passed through into one end that chain 8 is pierced by from holes piece 30 chain 8 is fixed.
When self-actuating brake, driving motor 21 starts, and drives rotation axis 6 to rotate by 12 worm screw of worm gear, 20 mechanism driving, turns
Drive sprocket 7 is driven to rotate when moving axis 6 rotates so that chain 8 is wound on drive sprocket 7, at this time pulling braking pedal is downward
Brake is completed in movement.
When releasing braking state, driving motor 21 starts, and drives rotation axis 6 reversely to turn by 12 worm screw of worm gear, 20 mechanism
It is dynamic, so that chain 8, which unclamps, releases braking state.
When the driving motor 21 of automatic brake device for automobile is in the failure under the self-actuating brake state, dead man can be passed through
28 extract fixing piece 27, allow to normal driving automobile.
Assigned direction in this specific embodiment is intended merely to facilitate between each component of statement positional relationship and mutually
The relationship of cooperation.This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, this
Field technical staff can according to need the modification that not creative contribution is made to the present embodiment after reading this specification,
But as long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (10)
1. a kind of automatic brake device for automobile, it is characterized in that：Including drive sprocket (7) and drive drive sprocket (7) rotation
Driving device, the drive sprocket (7) are equipped with one end and are connected to the chain (8) on drive sprocket (7)；The drive sprocket
(7) chain (8) is wound on drive sprocket (7) when rotating with the state engaged with the sprocket of drive sprocket (7).
2. automatic brake device for automobile according to claim 1, it is characterized in that：The chain (8) is close to drive sprocket (7)
One end and drive sprocket (7) be rotatablely connected.
3. automatic brake device for automobile according to claim 1, it is characterized in that：The chain (8) is far from drive sprocket (7)
One end be equipped with fixing piece (27) for fixing chain (8).
4. automatic brake device for automobile according to claim 3, it is characterized in that：One end of the fixing piece (27) is installed with
Dead man (28).
5. automatic brake device for automobile according to claim 1, it is characterized in that：It further include shell (1), the shell (1)
Upside be equipped with mounting groove (2), the bottom of the mounting groove (2) is equipped with inside groove (4), is embedded with lower bearing in the inside groove (4)
(5), rotation axis (6) are installed on the lower bearing (5)；The drive sprocket (7) and rotation axis (6) are integrally formed or fixed company
It connects, the shell (1) is equipped with the cover board (23) for covering mounting groove (2), and the side of the shell (1) is equipped with and mounting groove (2)
The perforation (9) being connected, the chain (8) are pierced by from perforation (9).
6. automatic brake device for automobile according to claim 5, it is characterized in that：It is located at drive chain on the rotation axis (6)
Position above wheel (7) is equipped with the upper limit plate (10) resisted on the upside of drive sprocket (7), sets in the middle part of the upper limit plate (10)
Have upper bearing (metal) (11), the rotation axis (6) passes through upper bearing (metal) (11) and is interference fitted with upper bearing (metal) (11) inner ring.
7. automatic brake device for automobile according to claim 6, it is characterized in that：The driving device includes being located at upper limit
The worm screw (20) and drive worm screw that the worm gear (12) rotated synchronously on the upside of plate (10) with rotation axis (6) and worm gear (12) cooperate
(20) driving motor (21) rotated, the side of the shell (1) are equipped with the through-hole (19) of connection mounting groove (2), the worm screw
(20) it is pierced by out of through-hole (19).
8. automatic brake device for automobile according to claim 7, it is characterized in that：The worm gear (12) and rotation axis (6) it
Between be equipped with connection both connection sheet (16).
9. automatic brake device for automobile according to claim 8, it is characterized in that：Middle part on the upside of the worm gear (12) is equipped with
Circular groove (13), the groove (13) are uniformly distributed on peripheries with four locating slots (14) being connected with groove (13)；It is described
Two side cuts of rotation axis (6) upper end form two parallel surfaces (15)；The connection sheet (16) is size and groove (13)
The middle part of compatible disk, the connection sheet (16) is equipped with shape connecting hole (17) identical with rotation axis (6) upper end shape,
The connection sheet (16) is uniformly distributed on peripheries with four and connection sheet (16) integrally formed locating piece (18).
10. automatic brake device for automobile according to claim 7, it is characterized in that：The upper surface of the rotation axis (6) is equipped with
Flat recess (22), the position of face rotation axis (6) is equipped with escape groove on the cover board (23), and the rotation axis (6) is equipped with angle
It spends sensor (25), forms the inserted sheet (26) that cooperation is plugged in flat recess (22) on the angular transducer (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820530866.7U CN208101960U (en) | 2018-04-13 | 2018-04-13 | Automatic brake device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820530866.7U CN208101960U (en) | 2018-04-13 | 2018-04-13 | Automatic brake device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208101960U true CN208101960U (en) | 2018-11-16 |
Family
ID=64117815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820530866.7U Active CN208101960U (en) | 2018-04-13 | 2018-04-13 | Automatic brake device for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208101960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572641A (en) * | 2019-01-18 | 2019-04-05 | 刘泰远 | Brake auxiliary device and vehicle |
-
2018
- 2018-04-13 CN CN201820530866.7U patent/CN208101960U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572641A (en) * | 2019-01-18 | 2019-04-05 | 刘泰远 | Brake auxiliary device and vehicle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8926471B2 (en) | Differential device | |
| CN103358316B (en) | Hollow driver module | |
| CN104955721B (en) | Electrically assisted bicycle | |
| TW201350383A (en) | Vehicle gearing system | |
| CN202400708U (en) | Emergency rescue device for elevator tractor | |
| CN102864611B (en) | Two-power washing machine drives assembly | |
| CN208101960U (en) | Automatic brake device for automobile | |
| KR20190133834A (en) | Actuator for brake device | |
| JP4693506B2 (en) | Hoisting tractor | |
| US20130247469A1 (en) | Composite pull-chain disc mechanism with brake function and electric door operator incorporated with this mechanism | |
| JP5948088B2 (en) | Walking mower | |
| CN104662245B (en) | Open-close body operation device | |
| CN208715422U (en) | A kind of novel hydraulic windlass | |
| JP5711679B2 (en) | Walking mower | |
| CN207931448U (en) | A kind of electromagnetism shift type electric drive integrated bridge | |
| CN103409971B (en) | A kind of driving mechanism for washing machine and washing machine | |
| JP2013146194A (en) | Walking-type mower | |
| CN205503811U (en) | Electromagnetic clutch | |
| CN108350668B (en) | Drive device for construction machine, and construction machine | |
| CN205639399U (en) | A electronic control actuating mechanism for parking braking | |
| JP2024504670A (en) | hoisting machine | |
| CN215666811U (en) | Limiting mechanism, rotary equipment and operation machine | |
| CN111496761A (en) | Driving structure of crawler wheel | |
| CN212124749U (en) | Axle housing structure, drive axle assembly and engineering machinery | |
| CN218482742U (en) | Belt pulley disc brake single-arm motor structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190201 Address after: Room 108, No. 4699 Sandao Binhai, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province, 325000 Patentee after: Wenzhou Bolang Zhisheng Technology Co., Ltd. Address before: 325000 No. 14 Dongxi Road, Haicheng Street, Longwan District, Wenzhou City, Zhejiang Province Patentee before: Jiang Xihua |