CN207311411U - A kind of double drag-line electronic parking two-flight screw transmission mechanisms - Google Patents
A kind of double drag-line electronic parking two-flight screw transmission mechanisms Download PDFInfo
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- CN207311411U CN207311411U CN201721047313.8U CN201721047313U CN207311411U CN 207311411 U CN207311411 U CN 207311411U CN 201721047313 U CN201721047313 U CN 201721047313U CN 207311411 U CN207311411 U CN 207311411U
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Abstract
It the utility model is related to a kind of double drag-line electronic parking two-flight screw transmission mechanisms, including screw drive mechanism（10）, motor（11）, circuit control panel（12）And sensor（15）, screw drive mechanism（10）For two-flight screw transmission mechanism, it includes left long bolt（1）With right long bolt（4）.Left long bolt（1）With two-flight screw（2）Screw-internal thread fit, right long bolt（4）With two-flight screw（2）External screw thread coordinate, inside spline wheel gear（3）With two-flight screw（2）On external splines coordinate.Work as inside spline wheel gear（3）Drive two-flight screw（2）When, left and right long bolt is in two-flight screw（2）Inner circle and it is cylindrical make opposite or opposite linear motion so that drive left and right drag-line brake and releasing of brake action.Double drag-line electronic parking two-flight screw transmission mechanisms of the utility model shorten the axial distance of left and right screw motion, so as to reduce the axial dimension of whole transmission mechanism.
Description
Technical field
It is double in particular to a kind of double drag-line electronic parkings the present invention relates to park braking system for automobile technical field
Thread screw transmission mechanism.
Background technology
At present, in motor vehicle parking braking system, generally there is hand-braking system, as electronic technology continues to develop,
Especially stay rope type electronic parking braking system is gradually widely used, and drawing cable type electronic parking brake will substitute hand-braking
Device, the power resources of drawing cable type electronic parking brake are motors, and motor passes through transmission mechanism, and power is passed to braking brake drum
On, and then complete the parking braking to vehicle.
Traditional hand-braking system takes cab space, everyone parking brake pulling force is in different size, particularly on slope
It is difficult to ensure that the stability of parking during parking on road, drag-line can produce plastic deformation, and when brake needs the power of bigger and wants pull-up
Longer distance could stop stable car.
Such as the Chinese invention patent that Authorization Notice No. is 102180158 B of CN, it discloses a kind of drag-line electronics to stay
The transmission system of car braking, is made of, transmission mechanism includes housing, and end cap passes through connection motor, reducing gear and transmission mechanism
Screw and spring shim are fixed with housing, and screw rod is connected by outer end internal spline with reducing gear output terminal external splines, and by sliding
Dynamic bearing I and sliding bearing II are respectively supported on housing bore and ending cover hole, at the same by thrust roller bearing and clamp spring to its into
Row axially position, screw rod are coordinated with square nut by screw-driven, in the cylindrical boss and counter-jib on square nut
Between hole coordinate, by two connecting pin axis connections, two cable clamps are coordinated with being connected axis pin phase two counter-jibs by hole axle
Connect, bracing wire adjusting nut that is corresponding with cable clamp and coordinating by bracing wire is additionally provided with end cap.Invention has the advantages that：
The invention electricity consumption replaces mechanically actuated, there is provided parking braking more quick and portably；Motor, which is easily achieved, to be automatically controlled；Reduce slope
Start to walk difficulty in road, improves the convenience and security of driving；Parking operation part overall volume is reduced, it is easy for installation.But should
Pulling force is passed to bracing wire by invention only by two cable clamps from one end, and the axial dimension of whole transmission mechanism is larger, axis
Elongated to distance.
The content of the invention
In order to solve above-mentioned technological deficiency existing in the prior art, it is an object of the invention to provide a kind of double drag-line electricity
Sub- parking two-flight screw transmission mechanism, motor drive spline gear by reduction box, and spline gear drives two-flight screw rotation
Turn, two-flight screw rotation drives left and right long bolt to make opposite or opposite linear motion at the same time, so as to drive left and right drag-line
Brake and releasing of brake acts, the axial distance of left and right screw motion is shortened, so as to reduce whole transmission mechanism
Axial dimension.
In order to realize above-mentioned purpose of design, the scheme that the present invention uses is as follows：
A kind of double drag-line electronic parking two-flight screw transmission mechanisms, including the control of screw drive mechanism, motor, circuit
Plate and sensor, screw drive mechanism are two-flight screw transmission mechanism, it includes left long bolt and right long bolt.Left long bolt
With the screw-internal thread fit of two-flight screw, the external screw thread of right long bolt and two-flight screw coordinates, inside spline wheel gear and double thread
External splines on screw rod coordinates.When inner spline gear wheel drive two-flight screw, inner circle of the left and right long bolt in two-flight screw
And it is cylindrical make opposite or opposite linear motion so that drive left and right drag-line brake and releasing of brake action.The present invention's is double
Drag-line electronic parking two-flight screw transmission mechanism shortens the axial distance of left and right screw motion, whole so as to reduce
The axial dimension of a transmission mechanism.
Preferably, one end of the left long bolt coordinates with two-flight screw, and the other end is connected with left drag-line；Right long spiral shell
One end of bar coordinates with two-flight screw, and the other end is connected with right drag-line.
In any of the above-described scheme preferably, the left long bolt selects metal material, and its one end is equipped with trapezoidal thread
Or buttless thread；Its other end is equipped with short axle, and through hole is provided with the short axle.
In any of the above-described scheme preferably, the right long bolt selects metal material, and its one end is equipped with internal thread；Its
The other end is equipped with short axle, and through hole is provided with the short axle.
In any of the above-described scheme preferably, one end of the two-flight screw is equipped with internal thread, and the other end is equipped with outer
Screw thread.
In any of the above-described scheme preferably, internal thread one end of the two-flight screw coordinates with left long bolt；It is double
External screw thread one end of thread screw coordinates with right long bolt.
In any of the above-described scheme preferably, the middle part of the two-flight screw is equipped with external splines, the external splines and one
Inside spline wheel gear coordinates.
In any of the above-described scheme preferably, the inside spline wheel gear selects plastic processing, its center is internal spline, outside
Circle is gear.
Beneficial effects of the present invention are：When inner spline gear wheel drive two-flight screw, left and right long bolt is in double thread spiral shell
The inner circle of bar and it is cylindrical make opposite or opposite linear motion so that drive left and right drag-line brake and releasing of brake action；Should
Structure shortens the axial distance of left and right screw motion, so as to reduce the axial dimension of whole transmission mechanism.
Brief description of the drawings
Fig. 1 is the knot of a preferred embodiment of double drag-line electronic parking two-flight screw transmission mechanisms according to the invention
Structure schematic diagram.
Fig. 2 is in the embodiment illustrated in fig. 1 of double drag-line electronic parking two-flight screw transmission mechanisms according to the invention
The structure diagram of screw drive mechanism.
Embodiment
It is that the following description is substantially merely exemplary and be not intended to the limitation disclosure, application or purposes.Below
The embodiment of double drag-line electronic parking two-flight screw transmission mechanisms of the invention is made into one with reference to Figure of description
The explanation of step.
As shown in Figure 1, the structure diagram of double drag-line electronic parking two-flight screw transmission mechanisms according to the invention.
A kind of double drag-line electronic parking two-flight screw transmission mechanisms, including screw drive mechanism 10, motor 11, circuit control panel 12
With sensor 15, screw drive mechanism 10 is two-flight screw transmission mechanism, it includes left long bolt 1 and right long bolt 4.Left length
The screw-internal thread fit of screw rod 1 and two-flight screw 2, the external screw thread of right long bolt 4 and two-flight screw 2 coordinate, inside spline wheel gear 3
Coordinate with the external splines on two-flight screw 2.When inside spline wheel gear 3 drives two-flight screw 2, left and right long bolt is in double spiral shells
The inner circle of line screw rod 2 and it is cylindrical make opposite or opposite linear motion, so as to drive, left and right drag-line brakes and releasing of brake moves
Make.Double drag-line electronic parking two-flight screw transmission mechanisms of the present invention shorten the axial distance of left and right screw motion, from
And the axial dimension of whole transmission mechanism can be reduced.
In the present embodiment, one end of the left long bolt 1 coordinates with two-flight screw 2, and the other end connects with left drag-line 13
Connect；One end of right long bolt 4 coordinates with two-flight screw 2, and the other end is connected with right drag-line 14.
As shown in Fig. 2, implement shown in Fig. 1 of double drag-line electronic parking two-flight screw transmission mechanisms according to the invention
The structure diagram of screw drive mechanism in example.
In the present embodiment, the left long bolt 1 selects metal material, and its one end is equipped with trapezoidal thread or sawtooth spiral shell
Line；Its other end is equipped with short axle, and through hole is provided with the short axle.
In the present embodiment, the right long bolt 4 selects metal material, and its one end is equipped with internal thread；Its other end is equipped with
Short axle, is provided with through hole in the short axle.
In the present embodiment, one end of the two-flight screw 2 is equipped with internal thread, and the other end is equipped with external screw thread.
In the present embodiment, internal thread one end of the two-flight screw 2 coordinates with left long bolt 1；Two-flight screw 2
External screw thread one end coordinates with right long bolt 4.
In the present embodiment, the middle part of the two-flight screw 2 is equipped with external splines, the external splines and an inside spline wheel gear 3
Coordinate.
In the present embodiment, the inside spline wheel gear 3 selects plastic processing, its center is internal spline, and cylindrical is gear.
Beneficial effects of the present invention are：When inside spline wheel gear 3 drives two-flight screw 2, left and right long bolt is in double thread
The inner circle of screw rod 2 and it is cylindrical make opposite or opposite linear motion, so as to drive, left and right drag-line brakes and releasing of brake moves
Make；The structure shortens the axial distance of left and right screw motion, so as to reduce the axial dimension of whole transmission mechanism.
It will be apparent to those skilled in the art that double drag-line electronic parking two-flight screw transmission mechanisms of the present invention include
Any combination of each several part in this specification.As space is limited and in order to make specification concise, herein not by these combinations one by one
It is discussed in detail, but after having seen this specification, the scope of the present invention that any combination of each several part being made of this specification is formed
It is self-evident.
Claims (8)
1. a kind of double drag-line electronic parking two-flight screw transmission mechanisms, including screw drive mechanism（10）, motor（11）, electricity
Road control panel（12）And sensor（15）, it is characterised in that：Screw drive mechanism（10）For two-flight screw transmission mechanism, it is wrapped
Include left long bolt（1）With right long bolt（4）.
2. double drag-line electronic parking two-flight screw transmission mechanisms as claimed in claim 1, it is characterised in that：Left long bolt
（1）One end and two-flight screw（2）Coordinate, the other end and left drag-line（13）Connection；Right long bolt（4）One end and double thread
Screw rod（2）Coordinate, the other end and right drag-line（14）Connection.
3. double drag-line electronic parking two-flight screw transmission mechanisms as claimed in claim 1 or 2, it is characterised in that：Left length
Screw rod（1）Metal material is selected, its one end is equipped with trapezoidal thread or buttless thread；Its other end is equipped with short axle, in the short axle
It is provided with through hole.
4. double drag-line electronic parking two-flight screw transmission mechanisms as claimed in claim 1 or 2, it is characterised in that：Right length
Screw rod（4）Metal material is selected, its one end is equipped with internal thread；Its other end is equipped with short axle, and through hole is provided with the short axle.
5. double drag-line electronic parking two-flight screw transmission mechanisms as claimed in claim 1 or 2, it is characterised in that：Double spiral shells
Line screw rod（2）One end be equipped with internal thread, the other end is equipped with external screw thread.
6. double drag-line electronic parking two-flight screw transmission mechanisms as claimed in claim 5, it is characterised in that：Double thread spiral shell
Bar（2）Internal thread one end and left long bolt（1）Coordinate；Two-flight screw（2）External screw thread one end and right long bolt（4）Match somebody with somebody
Close.
7. double drag-line electronic parking two-flight screw transmission mechanisms as claimed in claim 1 or 2, it is characterised in that：Double spiral shells
Line screw rod（2）Middle part be equipped with external splines, the external splines and an inside spline wheel gear（3）Coordinate.
8. double drag-line electronic parking two-flight screw transmission mechanisms as claimed in claim 7, it is characterised in that：Inner spline gear
Wheel（3）Plastic processing is selected, its center is internal spline, and cylindrical is gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721047313.8U CN207311411U (en) | 2017-08-21 | 2017-08-21 | A kind of double drag-line electronic parking two-flight screw transmission mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721047313.8U CN207311411U (en) | 2017-08-21 | 2017-08-21 | A kind of double drag-line electronic parking two-flight screw transmission mechanisms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207311411U true CN207311411U (en) | 2018-05-04 |
Family
ID=62432346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721047313.8U Active CN207311411U (en) | 2017-08-21 | 2017-08-21 | A kind of double drag-line electronic parking two-flight screw transmission mechanisms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207311411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444382A (en) * | 2017-08-21 | 2017-12-08 | 瑞立集团有限公司 | A kind of double drag-line electronic parking two-flight screw transmission mechanisms |
| TWI731427B (en) * | 2019-10-01 | 2021-06-21 | 幸運樹生技有限公司 | Deflection absorption apparatus |
-
2017
- 2017-08-21 CN CN201721047313.8U patent/CN207311411U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107444382A (en) * | 2017-08-21 | 2017-12-08 | 瑞立集团有限公司 | A kind of double drag-line electronic parking two-flight screw transmission mechanisms |
| TWI731427B (en) * | 2019-10-01 | 2021-06-21 | 幸運樹生技有限公司 | Deflection absorption apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211110 Address after: 325000 No. 456, Binhai 4th Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: Wenzhou Ruili Kemi Automotive Electronics Co., Ltd Address before: 325299 No. 2666, Development Zone Avenue, Rui'an Economic Development Zone, Wenzhou City, Zhejiang Province Patentee before: Ruili Group Co., Ltd |
|
| TR01 | Transfer of patent right |