CN205168479U - Electronic distance rod device of commercial car front axle stopper - Google Patents
Electronic distance rod device of commercial car front axle stopper Download PDFInfo
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- CN205168479U CN205168479U CN201521009120.4U CN201521009120U CN205168479U CN 205168479 U CN205168479 U CN 205168479U CN 201521009120 U CN201521009120 U CN 201521009120U CN 205168479 U CN205168479 U CN 205168479U
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- rod device
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Abstract
The utility model provides an electronic distance rod device of commercial car front axle stopper, include: including a motor, an end cap, a controller, and a cover plate, a cover plate, a pedestal, first gear, the second gear, tooth rest and third gear, the motor is installed on the apron, output shaft is in the second gear, the tooth rest is including supporting bottom surface and back shaft, the second gear is installed on supporting the bottom surface, the third geared sleeve is located on the back shaft, the back shaft is connected in the apron, the 3rd gear engagement is in the second gear, a gear engagement is in the third gear, stopper input shaft is in first gear, the base combines in the installation cavity of lapping and form each gear. Electronic distance rod device not only can avoid influencing braking system's reaction time because of the change of wheel base, can shorten reaction time moreover to the braking system reaction time who guarantees same motorcycle type disalignment distance is the same and shorter, and braking distance is littleer, and brake performance is better, and then has guaranteed the security of whole car.
Description
Technical field
The utility model belongs to field, commercial vehicle/comm..vehicle chassis, is specifically related to a kind of electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device.
Background technology
Automobile is as an electromechanical integrated product, and reliability is more and more higher, and safety also has raising to a great extent, and brake system concerns the safety of car load, compared with there has also been very large lifting in the past.The total mass of commercial vehicle/comm..vehicle is comparatively large, therefore also just higher to the requirement of braking.Existing commercial vehicle/comm..vehicle all adopts gas braking substantially, and the impact that its reaction time is subject to brake piping is comparatively large, and when braking pressure one timing, its major influence factors is exactly length of pipe and caliber.Wheelbase can affect the length of brake piping, thus has influence on the reaction time of brake system, and the wheelbase change of the same vehicle of commercial vehicle/comm..vehicle is more, therefore the reaction time of same vehicle brake system will there are differences.If can brake by electronic mode, because the speed of response of electricity is insensitive to length of line, and it is shorter than the reaction time of gas, so just not only can avoid the reaction time having influence on brake system because of the change of wheelbase, and can Reaction time shorten, thus ensureing that the brake system reaction time of same vehicle disalignment distance is identical and shorter, braking distance is less, deceleration and stopping performance is better, and then ensure that the safety of car load.
Utility model content
For deficiency of the prior art, the utility model aims to provide a kind of electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device, not only can avoid the reaction time having influence on brake system because of the change of wheelbase, and can Reaction time shorten, thus ensure that the brake system reaction time of same vehicle disalignment distance is identical and shorter, braking distance is less, and deceleration and stopping performance is better, and then ensure that the safety of car load.
It is as follows that the utility model solves the problems of the technologies described above taked technical scheme:
A kind of electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device, comprise: motor 1, cover plate 2, base 3, first gear 4, second gear 5, tooth rest 6 and the 3rd gear 7, described motor 1 is arranged on described cover plate 2, the output shaft of described motor 1 is connected to described second gear 5, described tooth rest 6 comprises the pivot shaft supporting bottom surface and be arranged on support bottom surface, described second gear 5 is installed on described support bottom surface, described 3rd gear 7 is sheathed on described pivot shaft, described pivot shaft is connected on described cover plate 2, described 3rd gear 7 is engaged in described second gear 5, described first gear 4 is engaged in described 3rd gear 7, the input shaft of commercial vehicle/comm..vehicle front axle brake device is connected to described first gear 4, described base 3 is incorporated into described cover plate 2 and forms the installation cavity of each gear.
Further according to electronic propelling rod device described in the utility model, wherein said first gear 4 is internal-gear, described second gear 5 and the 3rd gear 7 are external tooth gear, the output shaft of described motor 1 is incorporated into the side of described second gear 5 by spline, the opposite side of described second gear 5 is installed on described support bottom surface, the external tooth of described second gear 5 is engaged in the external tooth of described 3rd gear 7, the side of described first gear 4 is formed as cylinder-like structure, and internal tooth arrangement is formed on cylinder inner wall face, described tooth rest 6 is installed on the cylinder inner bottom surface of described first gear 4, the external tooth of described 3rd gear 7 is engaged in the internal tooth on the cylinder inner wall face of described first gear 4, the input shaft of front axle brake device is incorporated into the opposite side of described first gear 4 by spline.
Further according to electronic propelling rod device described in the utility model, comprising there being four described 3rd gears 7, the support bottom surface of described tooth rest 6 is provided with four pivot shafts, every root pivot shaft is arranged with the 3rd gear 7, four the 3rd gears 7 are arranged around the second gear 5 in the cylinder interior of the first gear 4, and are engaged in the external tooth of described second gear 5 and the internal tooth of described first gear 4 simultaneously.
Further according to electronic propelling rod device described in the utility model, the outer surface of wherein said cover plate 2 is formed with support and connects boss, the inner surface of described cover plate 2 is formed with support rim, described support rim is provided with four positioning boss and a central boss, described positioning boss is formed and runs through through hole, described central boss is formed at the inner central of cover plate, and offers centre hole in described central boss, and described cover plate forms the lug with through hole at periphery.
Further according to electronic propelling rod device described in the utility model, wherein said motor 1 is the servomotor of self-carrying bracket, and the support of described motor 1 is formed connects the corresponding through hole of boss with the support on described cover plate 2, described support connects boss and is connected to nut through the corresponding through hole rear thread on motor 1 support, thus described motor 1 is installed on the outer surface of described cover plate 2.
Further according to electronic propelling rod device described in the utility model, the outside of the support bottom surface of wherein said tooth rest 6 is formed with outer lug boss, the inner side of described support bottom surface is peripherally uniformly distributed four pivot shafts, every root pivot shaft is corresponding with a positioning boss of described cover plate 2, the inner central of described support bottom surface is formed with gear and installs groove, on four pivot shafts after sheathed four the 3rd gears, the end of four pivot shafts is each passed through running through through hole and being connected with nut thread on four positioning boss of cover plate 2 again.
Further according to electronic propelling rod device described in the utility model, the side of wherein said second gear 5 is formed and connects boss, described connection boss is formed with connecting groove, the inwall of described connecting groove is formed with female splines, the connection boss of described second gear inserts the centre hole of described cover plate 2, the output shaft of described motor 1 is formed with male splines, and inserted in the connecting groove of the second gear by spline fitted mode, the opposite side of described second gear 5 is formed with installation positioning boss, the gear that described installation positioning boss inserts described tooth rest is installed in groove.
Further according to electronic propelling rod device described in the utility model, the side of wherein said first gear 4 is formed as cylinder-like structure, and be formed with the first groove at cylinder opening place, the second groove is formed in cylinder inner bottom surface center, the opposite side of described first gear 4 is formed with transmission boss, described transmission boss is provided with the 3rd groove, female splines is provided with inside described 3rd groove, the periphery of the support rim of described cover plate 2 is incorporated in described first groove, the outer lug boss of described tooth rest 6 is inserted in described second groove, the input shaft of front axle brake device is formed with male splines, and inserted in described 3rd groove by spline fitted mode.
Further according to electronic propelling rod device described in the utility model, tubular structure penetrating before and after wherein said base 3 has, the lateral wall at the one end open place of described base is formed with the flange connector with through hole corresponding with the lug on described cover plate, by lug described in screw bolt passes and flange connector, described base and cover plate being linked together, the lateral wall of described base being also formed with the fixed mechanism for base being fixed on front-axle steering wheel wheel hub.
Further according to electronic propelling rod device described in the utility model, the flange connector of wherein said base is welded with nut, bolt is directly connected in welded nut after passing the through hole of described lug and flange connector.
The technique effect that the technical solution of the utility model has: the electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device provided by the utility model, not only can avoid the reaction time having influence on brake system because of the change of wheelbase, and can Reaction time shorten, thus ensure that the brake system reaction time of same vehicle disalignment distance is identical and shorter, braking distance is less, deceleration and stopping performance is better, and then ensure that the safety of car load.
Accompanying drawing explanation
Fig. 1 is the front view of the electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device described in the utility model;
Fig. 2 is the cutaway view of front view along A-A direction of the electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device described in the utility model;
Fig. 3 is the left view of the electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device described in the utility model;
Fig. 4 is the cutaway view of left view along B-B direction of the electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device described in the utility model;
Fig. 5 is the cutaway view of left view along C-C direction of the electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device described in the utility model;
In figure, the implication of each Reference numeral is as follows:
1-motor, 2-cover plate, 3-base, 4-first gear, 5-second gear, 6-tooth rest, 7-the 3rd gear, 8-drg input shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
Composition graphs 1 to Fig. 5, the electronic propelling rod device of this commercial vehicle/comm..vehicle front axle brake device, it comprises: motor 1, cover plate 2, base 3, first gear 4, second gear 5, tooth rest 6 and the 3rd gear 7;
Concrete annexation is: four the 3rd gears 7 are inserted on four pivot shafts on tooth rest 6 respectively, second gear 5 and four the 3rd gears 7 are inserted in the central recess of tooth rest 6 after engaging smoothly, four circular holes on cover plate 2 are inserted on four pivot shafts on tooth rest 6 respectively, then carry out fastening with four jam nuts.Two circular holes on the support of motor 1 are inserted in two bolts on cover plate 2 respectively, then are anchored on cover plate 2 with two pieces jam nut by electric machine support, and the output shaft of motor 1 is inserted in the central recess of the second gear 5 simultaneously.First gear 4 and four the 3rd gears 7 are inserted in cover plate 2 after engaging smoothly, constitute driving assembly, base 3 is fixed on front-axle steering wheel hub, on cover plate 2, two through holes of outermost end align with the through hole on base 3, and be fastened by bolts together, then above-mentioned driving assembly is inserted in propelling rod input shaft through base 3, then carries out fasteningly can forming the electronic propelling rod device of front axle brake device with two bolts.
When needs brake, motor 1 drives the second gear 5, second gear 5 to drive four the 3rd gears 7 simultaneously, 3rd gear 7 drives the first gear 4 again, last first gear 4 drives drg input shaft 8, and drg input shaft 8 is braked at drive actuator, just can complete brake function.When needs release the brake, motor 1 reverses driving second gear 5, second gear 5 reverses driving four the 3rd gears 7 simultaneously, 3rd gear 7 reverses driving first gear 4 again, last first gear 4 reverses and drives drg input shaft 8, drg input shaft 8 drives actuator in reversion, just can complete the function of brake off;
The detailed construction of each parts of commercial vehicle/comm..vehicle front axle brake device described in the utility model electronic propelling rod device and the detailed connection structure of entirety is provided further below in conjunction with accompanying drawing 2 to accompanying drawing 5.
First preferred, described motor 1 is the servomotor of self-carrying bracket, with support on have two through holes, shown in the C-C line in accompanying drawing 3, connect firmly with cover plate 2 to facilitate, on two boss being enclosed within cover plate 2 respectively as shown in Figure 5 of two manholes on described support, then by two jam nuts, the support of motor is anchored on cover plate 2, thus motor is firmly installed on cover plate 2, the input shaft of motor stretches in the centre hole of cover plate 2, and with male splines, to match with the female splines on the second gear 5.
Described cover plate 2 carries out cutting, to punch and tapping forms for foundry goods, entirety is the discoideus structure with two lugs, the outer surface of cover plate 2 is formed two higher supports and connects boss, and support connection boss outside face carries out tapping process, form helicitic texture, facilitate the screw-in of nut, it is corresponding with the through hole on electric machine support that described support connects boss, as shown in Figure 5, the through hole rear thread being passed support by support connection boss is connected to nut, thus motor is fixed on cover plate outer surface.The inner side of described cover plate is provided with a larger support rim, machining is carried out to support rim, make support rim periphery can with the groove match of the first gear 4, described support rim is provided with four less positioning boss and a central boss further, and run through through hole in central authorities' formation of four positioning boss respectively, to guarantee that four axles on tooth rest 6 can pass through, the effect of location is played in the installation of described positioning boss to tooth rest.Described central boss is formed at cover plate inner central, and offers centre hole in central boss, stretches into the input shaft of power supply machine.Described cover plate is radially formed with two lugs in both sides, and on two lugs, is equipped with through hole respectively, passing for binding bolt, as shown in accompanying drawing 3 and accompanying drawing 4.
Described base 3 is for foundry goods punching and be welded, roughly cylindrically, the lateral wall at the one end open place of cylinder is disposed radially two relative lugs, each lug is equipped with through hole respectively, and welded thereon by nut, this nut conveniently bolted time use, that is the nut that directly can be threaded for bolt is welded in the through hole side of lug, lug on described base 3 aim at the lug on described cover plate 2 after through hole on it just to setting, then the through hole rear thread of two lugs that screw bolt passes is stacked is connected in the nut that welds inside the lug of base 3, realize the firm connection of cover plate and base.The lateral wall of the other end opening part of the cylinder of base is also formed with base-seat fixing structure, and for base being fixed on the wheel hub of front-axle steering wheel, its shape is indefinite, and determine along with the shape of front-axle steering wheel wheel hub, final and this wheel hub connects firmly.
Described first gear 4 is internal-gear, its side is formed as cylindric internal tooth arrangement, the first groove is formed in the internal tooth outer end near cylinder opening, installation base is formed at place of cylinder bottom center, the second groove is formed at the center of installation base, described first groove is used for the cylindrical structure of the first gear 4 to match with the support rim on cover plate 2, support rim periphery on concrete cover plate 2 is connected in described first groove, realize fitting tightly of the first gear and cover plate, described second groove is used for being inserted in and locating of tooth rest 6, boss on tooth rest stretches in described second groove, the opposite side of described first gear 4 is formed with connection boss, and connect boss center and be provided with the 3rd groove, be provided with female splines inside the 3rd groove, female splines is to match with the male splines of drg input shaft 8.
Described tooth rest 6 forms for foundry goods tapping, comprise and support bottom surface and be arranged at four pivot shafts supported on bottom surface, the outside of described support bottom surface is formed with outer lug boss, the second matching grooves of described outer lug boss and the first gear 4, and described outer lug boss stretches in the second groove when mounted.The medial surface of described support bottom surface is evenly formed with four in surrounding and supports inner convex platform, a center inner convex platform is formed in centre, each support inner convex platform is formed with respectively a pivot shaft, each pivot shaft is formed with one section of outside thread near end, facilitate the screw-in of jam nut, center inner convex platform is formed with gear and groove is installed.
Described second gear 5 is external tooth gear, installation positioning boss is formed in its side, matching grooves installed by the gear of described installation positioning boss and tooth rest 6, the gear that can insert tooth rest central authorities is installed in groove, and play the role of positioning, the opposite side of described second gear is formed and connects boss, described connection boss is formed with connecting groove, the inwall of connecting groove is formed with female splines, the connection boss of described second gear inserts the centre hole on cover plate 2, the output shaft of motor 1 has male splines structure, and insert in the connecting groove of connection boss of the second gear in the mode of spline fitted, match with its female splines.
Described 3rd gear 7 is external tooth gear, four pivot shafts corresponding to tooth rest 6 include four the 3rd gears 7, the central authorities of each 3rd gear offer through hole, after four pivot shafts of tooth rest 6 are inserted through the through hole on the 3rd gear and the corresponding through hole on cover plate respectively, be connected to nut in the end thread of pivot shaft, thus each gear be installed in the space that cover plate and base surround.
When the electronic propelling rod device of commercial vehicle/comm..vehicle front axle brake device described in the utility model fits together, as above, the output shaft of motor 1 by spline joint in the second gear 5, the external tooth of the second gear is engaged in the 3rd gear 7, the external tooth of the 3rd gear 7 is engaged in the internal tooth of the first gear 4, the first gear other end by spline joint in drg input shaft 8, get final product turning to of synchro control drg input shaft 8 by controlling turning to of motor 1, thus drive actuator to realize the function of drag or brake off by drg input shaft 8.The above-mentioned Power train that commercial vehicle/comm..vehicle front axle brake device described in the utility model electronic propelling rod device is innovated with it, not only can avoid the reaction time having influence on brake system because of the change of wheelbase, and can Reaction time shorten, thus ensure that the brake system reaction time of same vehicle disalignment distance is identical and shorter, braking distance is less, deceleration and stopping performance is better, and then ensure that the safety of car load.
Below be only that preferred implementation of the present utility model is described; the technical solution of the utility model is not limited to this; the any known distortion that those skilled in the art do on the basis that major technique of the present utility model is conceived all belongs to the claimed technology category of the utility model, and the concrete protection domain of the utility model is as the criterion with the record of claims.
Claims (10)
1. the electronic propelling rod device of a commercial vehicle/comm..vehicle front axle brake device, it is characterized in that, comprise: motor (1), cover plate (2), base (3), first gear (4), second gear (5), tooth rest (6) and the 3rd gear (7), described motor (1) is arranged on described cover plate (2), the output shaft of described motor (1) is connected to described second gear (5), described tooth rest (6) comprises the pivot shaft supporting bottom surface and be arranged on support bottom surface, described second gear (5) is installed on described support bottom surface, described 3rd gear (7) is sheathed on described pivot shaft, described pivot shaft is connected on described cover plate (2), described 3rd gear (7) is engaged in described second gear (5), described first gear (4) is engaged in described 3rd gear (7), the input shaft of commercial vehicle/comm..vehicle front axle brake device is connected to described first gear (4), described base (3) is incorporated into described cover plate (2) and forms the installation cavity of each gear.
2. electronic propelling rod device according to claim 1, it is characterized in that, described first gear (4) is internal-gear, described second gear (5) and the 3rd gear (7) are external tooth gear, the output shaft of described motor (1) is incorporated into the side of described second gear (5) by spline, the opposite side of described second gear (5) is installed on described support bottom surface, the external tooth of described second gear (5) is engaged in the external tooth of described 3rd gear (7), the side of described first gear (4) is formed as cylinder-like structure, and internal tooth arrangement is formed on cylinder inner wall face, described tooth rest (6) is installed on the cylinder inner bottom surface of described first gear (4), the external tooth of described 3rd gear (7) is engaged in the internal tooth on the cylinder inner wall face of described first gear (4), the input shaft of front axle brake device is incorporated into the opposite side of described first gear (4) by spline.
3. electronic propelling rod device according to claim 2, it is characterized in that, include four described 3rd gears (7), the support bottom surface of described tooth rest (6) is provided with four pivot shafts, every root pivot shaft is arranged with the 3rd gear (7), four the 3rd gears (7) are arranged around the second gear (5) in the cylinder interior of the first gear (4), and are engaged in the external tooth of described second gear (5) and the internal tooth of described first gear (4) simultaneously.
4. electronic propelling rod device according to claim 3, it is characterized in that, the outer surface of described cover plate (2) is formed with support and connects boss, the inner surface of described cover plate (2) is formed with support rim, described support rim is provided with four positioning boss and a central boss, described positioning boss is formed and runs through through hole, described central boss is formed at the inner central of cover plate, and centre hole is offered in described central boss, described cover plate forms the lug with through hole at periphery.
5. electronic propelling rod device according to claim 4, it is characterized in that, the servomotor that described motor (1) is self-carrying bracket, and the support of described motor (1) is formed connects the corresponding through hole of boss with the support on described cover plate (2), described support connects boss and is connected to nut through the corresponding through hole rear thread on motor (1) support, thus described motor (1) is installed on the outer surface of described cover plate (2).
6. electronic propelling rod device according to claim 4, it is characterized in that, the outside of the support bottom surface of described tooth rest (6) is formed with outer lug boss, the inner side of described support bottom surface is peripherally uniformly distributed four pivot shafts, every root pivot shaft is corresponding with a positioning boss of described cover plate (2), the inner central of described support bottom surface is formed with gear and installs groove, on four pivot shafts after sheathed four the 3rd gears, the end of four pivot shafts is each passed through running through through hole and being connected with nut thread on four positioning boss of cover plate (2) again.
7. electronic propelling rod device according to claim 6, it is characterized in that, the side of described second gear (5) is formed and connects boss, described connection boss is formed with connecting groove, the inwall of described connecting groove is formed with female splines, the connection boss of described second gear inserts the centre hole of described cover plate (2), the output shaft of described motor (1) is formed with male splines, and inserted in the connecting groove of the second gear by spline fitted mode, the opposite side of described second gear (5) is formed with installation positioning boss, the gear that described installation positioning boss inserts described tooth rest is installed in groove.
8. electronic propelling rod device according to claim 7, it is characterized in that, the side of described first gear (4) is formed as cylinder-like structure, and be formed with the first groove at cylinder opening place, the second groove is formed in cylinder inner bottom surface center, the opposite side of described first gear (4) is formed with transmission boss, described transmission boss is provided with the 3rd groove, female splines is provided with inside described 3rd groove, the periphery of the support rim of described cover plate (2) is incorporated in described first groove, the outer lug boss of described tooth rest (6) is inserted in described second groove, the input shaft of front axle brake device is formed with male splines, and inserted in described 3rd groove by spline fitted mode.
9. electronic propelling rod device according to claim 8, it is characterized in that, tubular structure penetrating before and after described base (3) has, the lateral wall at the one end open place of described base is formed with the flange connector with through hole corresponding with the lug on described cover plate, by lug described in screw bolt passes and flange connector, described base and cover plate being linked together, the lateral wall of described base being also formed with the fixed mechanism for base being fixed on front-axle steering wheel wheel hub.
10. electronic propelling rod device according to claim 9, is characterized in that, the flange connector of described base is welded with nut, and bolt is directly connected in welded nut after passing the through hole of described lug and flange connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521009120.4U CN205168479U (en) | 2015-12-08 | 2015-12-08 | Electronic distance rod device of commercial car front axle stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521009120.4U CN205168479U (en) | 2015-12-08 | 2015-12-08 | Electronic distance rod device of commercial car front axle stopper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205168479U true CN205168479U (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521009120.4U Active CN205168479U (en) | 2015-12-08 | 2015-12-08 | Electronic distance rod device of commercial car front axle stopper |
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| Country | Link |
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| CN (1) | CN205168479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899422A (en) * | 2017-12-07 | 2019-06-18 | 陕西重型汽车有限公司 | Thrust executing agency for electric-controlled mechanical braking system disk brake |
-
2015
- 2015-12-08 CN CN201521009120.4U patent/CN205168479U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899422A (en) * | 2017-12-07 | 2019-06-18 | 陕西重型汽车有限公司 | Thrust executing agency for electric-controlled mechanical braking system disk brake |
| CN109899422B (en) * | 2017-12-07 | 2020-06-19 | 陕西重型汽车有限公司 | Thrust actuating mechanism for disc brake of electric control mechanical braking system |
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