CN112339863B - Telescopic deformation vehicle body - Google Patents
Telescopic deformation vehicle body Download PDFInfo
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- CN112339863B CN112339863B CN202011263973.6A CN202011263973A CN112339863B CN 112339863 B CN112339863 B CN 112339863B CN 202011263973 A CN202011263973 A CN 202011263973A CN 112339863 B CN112339863 B CN 112339863B
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- 230000005540 biological transmission Effects 0.000 claims description 40
- 230000009467 reduction Effects 0.000 claims description 18
- 230000035939 shock Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000013016 damping Methods 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 13
- 238000010521 absorption reaction Methods 0.000 description 7
- 230000003137 locomotive effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/14—Understructures, i.e. chassis frame on which a vehicle body may be mounted of adjustable length or width
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Abstract
The invention discloses a telescopic deformable vehicle body which comprises a vehicle body module, a vehicle head telescopic module, a wheel module and the like, wherein the vehicle head telescopic module is arranged on the vehicle body module in a sliding manner and can be stretched and slid back and forth relative to the vehicle body module; the two sides of the vehicle head telescopic module are respectively provided with a wheel module, and the wheel modules are driven to synchronously move when the vehicle head telescopic module moves back and forth; the vehicle body module is provided with a driving module, the driving module drives the threaded driving piece to stretch, the threaded driving piece applies acting force in the front-back direction to the vehicle body module and the vehicle head stretching module, and the vehicle body module and the vehicle head stretching module move through stretching driving of the threaded driving piece; the telescopic deformation vehicle body has higher driving stability, more excellent narrow road trafficability and better complex road condition adaptability by adjusting the size of the vehicle body.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a telescopic deformation automobile body.
Background
With the development of science and technology and the progress of society, the vehicle structure is also continuously optimized and upgraded. People are continuously pursuing more comfortable, flexible and convenient automobiles. At present, the mainstream vehicle body structure is an integrated vehicle body, and the length and the width of a vehicle can not be flexibly adjusted according to different use environments.
The vehicle with a wide vehicle body has higher running stability, but has poorer capacity of passing through a narrow space; the vehicle with a narrow vehicle body has stronger capability of passing through a narrow space, but has poorer stability in the high-speed driving process; the traditional wide body automobile body and narrow body automobile body all have not enough, how to have higher driving stability simultaneously, and more superior road trafficability characteristic and better complicated road conditions adaptability are the technical problem that need solve at present.
Disclosure of Invention
The invention provides a telescopic deformation vehicle body, which has higher running stability, more excellent road trafficability and better complex road condition adaptability by adjusting the size of the vehicle body, and the specific scheme is as follows:
a telescopic deformable vehicle body comprises a vehicle body module, wherein a vehicle head telescopic module is arranged on the vehicle body module in a sliding mode and can be stretched and slid back and forth relative to the vehicle body module; wheel modules are respectively installed on two sides of the vehicle head telescopic module;
the vehicle body module is provided with a driving module which drives the threaded driving piece to stretch; the vehicle body module and the vehicle head telescopic module are driven to move through the telescopic driving of the threaded driving piece.
Optionally, the driving module comprises a driving motor and a reduction gearbox; a driving shaft, a primary driven shaft and a secondary driven shaft are arranged in the reduction gearbox, an output shaft of the driving motor drives the driving shaft to rotate, and the driving shaft and the primary driven shaft are in speed reduction transmission through a worm gear; the first-stage driven shaft and the second-stage driven shaft are in speed reduction transmission through gears, and the second-stage driven shaft drives the threaded driving part to stretch.
Optionally, the threaded driving part comprises a threaded sleeve and a threaded shaft, and the threaded sleeve and the secondary driven shaft are in transmission through a bevel gear;
the threaded sleeve is rotatably connected with the vehicle body module through a bearing, and one end of the threaded shaft is fixedly connected with the vehicle head telescopic module.
Optionally, the vehicle head telescopic module is of a U-shaped semi-surrounding structure and surrounds the front side, the left side and the right side of the vehicle body module; dovetail grooves with large bottoms and small openings are arranged on the inner surfaces of two side edges of the headstock telescopic module, a guide block with large distance and small distance is arranged on the vehicle body module, and the dovetail grooves and the guide block are matched with each other for guiding;
and sliding grains which are mutually in sliding fit are also arranged between the vehicle head telescopic module and the vehicle body module.
Optionally, a telescopic connecting piece is arranged between the inner wall of the vehicle head top end of the vehicle head telescopic module and the front side wall of the vehicle body module, the telescopic connecting piece comprises an upper rod, a middle rod and a lower rod which are mutually hinged end to end, and the upper rod is driven by a telescopic pressing rod with the middle rod and the middle rod with the lower rod.
Optionally, a shock absorption rod is arranged between the vehicle head telescopic module and the vehicle body module, and the shock absorption rod is used for buffering impact generated by movement of the vehicle head telescopic module and the vehicle body module through damping.
Optionally, the wheel module is slidably mounted on the vehicle head telescopic module, and the wheel module can slide left and right relative to the vehicle head telescopic module;
the wheel module is transversely provided with a transverse moving rack, and the secondary driven shaft is in meshed transmission with the transverse moving rack through universal joint transmission so as to drive the wheel module to transversely move left and right.
Optionally, a connection arm is arranged between the wheel module and the vehicle head telescopic module, the connection arm includes two sections of mutually hinged connection rods, and the two connection rods are respectively hinged to the wheel module and the vehicle head telescopic module.
Optionally, the wheel modules are rotatably connected to the upper and lower yoke of the wheel hub, respectively.
Optionally, the universal joint is in transmission connection with a telescopic transmission rod through a bevel gear, and the telescopic transmission rod can be stretched and contracted along a direction parallel to the moving direction of the wheel module;
the telescopic transmission rod is in transmission connection with the transverse transmission rod through a bevel gear, and the transverse transmission rod is in matched transmission with the transverse rack.
The core of the invention is to provide a telescopic deformation vehicle body which comprises a vehicle body module, a vehicle head telescopic module, a wheel module and the like, wherein the vehicle head telescopic module is arranged on the vehicle body module in a sliding manner and can slide back and forth in a telescopic manner relative to the vehicle body module; the two sides of the vehicle head telescopic module are respectively provided with a wheel module, and the wheel modules are driven to synchronously move when the vehicle head telescopic module moves back and forth; the vehicle body module is provided with a driving module, the driving module drives the threaded driving piece to stretch, the threaded driving piece applies acting force in the front-back direction to the vehicle body module and the vehicle head stretching module, and the vehicle body module and the vehicle head stretching module move through stretching driving of the threaded driving piece; the telescopic deformation vehicle body has the advantages of higher driving stability, more excellent road trafficability and better complex road condition adaptability by adjusting the size of the vehicle body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a front longitudinal sectional view of a telescopically deformable vehicle body according to the present invention;
fig. 2A is a schematic structural view of a headstock telescoping module approaching a body module;
FIG. 2B is a schematic diagram of an initial process of the headstock telescoping module moving away from the body module;
fig. 2C is a top view of the initial process of the headstock telescoping module moving away from the body module;
fig. 2D is a schematic view of the state where the vehicle head telescopic module is farthest away from the vehicle body module;
FIGS. 3A and 3B are schematic structural views of the driving module and the threaded driving member in two states respectively;
FIG. 3C is a schematic diagram of the internal structure of the driving module;
FIG. 4A is a partial structural view of the joint between the vehicle head telescopic module and the vehicle body module;
FIG. 4B is a schematic view of a slide pattern between the headstock telescoping module and the body module;
FIG. 5A is a schematic structural view of a telescopic link provided in a headstock telescopic module;
FIGS. 5B and 5C are block diagrams illustrating the extension and retraction of the telescoping connectors, respectively;
fig. 6A and 6B are schematic views of driving structures of the wheel module, respectively;
FIG. 7A is a schematic view of the structure of the drive module and the universal joint in cooperation with each other;
fig. 7B and 7C show a schematic view of the universal joint 6 in two states, wheel module extended and retracted, respectively;
FIG. 8A is a schematic view of a wheel module;
fig. 8B and 8C are schematic views of two states of the wheel module retracting and extending relative to the vehicle head telescopic module respectively.
The drawing comprises the following steps:
the vehicle body module 1, the guide block 11, the shock absorption rod 12, the telescopic connecting piece 13, the upper rod 131, the middle rod 132, the lower rod 133, the telescopic pressing rod 134, the vehicle head telescopic module 2, the dovetail groove 21, the sliding pattern 22, the wheel module 3, the connecting arm 31, the upper fork arm 32, the lower fork arm 33, the driving module 4, the driving motor 41, the reduction box 42, the driving shaft 421, the primary driven shaft 422, the secondary driven shaft 423, the threaded driving piece 5, the threaded sleeve 51, the threaded shaft 52, the bearing 53, the universal joint 6, the transverse moving rack 61, the telescopic driving rod 62 and the transverse moving driving rod 63.
Detailed Description
The invention provides a telescopic deformation vehicle body which has higher driving stability, more excellent road trafficability and better complex road condition adaptability by adjusting the size of the vehicle body.
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the telescopic vehicle body according to the present invention will be made with reference to the accompanying drawings and the specific embodiments.
As shown in fig. 1, a front longitudinal section structure diagram of a telescopic deformable vehicle body provided by the invention is shown; the vehicle comprises a vehicle body module 1, a vehicle head telescopic module 2, a wheel module 3 and the like, wherein the vehicle head telescopic module 2 is arranged on the vehicle body module 1 in a sliding manner, and the vehicle head telescopic module 2 can be telescopic and slide back and forth relative to the vehicle body module 1, namely, can move back and forth in the direction shown by an arrow in fig. 1; the vehicle head telescopic module 2 is arranged on the front side of the vehicle body module 1, and the vehicle head telescopic module 2 and the vehicle body module 1 jointly form a whole vehicle body structure.
The two sides of the vehicle head telescopic module 2 are respectively provided with a wheel module 3, the wheel modules 3 and the vehicle head telescopic module 2 move back and forth synchronously, and the vehicle head telescopic module 2 moves back and forth relative to the vehicle body module 1 to change the overall length of the vehicle body.
The vehicle body module 1 is provided with a driving module 4, the driving module 4 drives a threaded driving piece 5 to stretch, the threaded driving piece 5 can change the length of the threaded driving piece, and then the vehicle head stretching module 2 is driven to be close to or far away from the vehicle body module 1; the flexible drive of automobile body module 1 and locomotive module 2 through screw drive spare 5 removes, and under the drive of screw drive spare 5, the flexible module 2 of locomotive can remove along the fore-and-aft direction of automobile body for automobile body module 1.
During the use, when needs pass through narrow and small space, drive module 4 drive screw thread driving piece 5 shortens, and the flexible module 2 of locomotive is close to automobile body module 1, and the length of whole automobile body shortens to reduce the turning radius of automobile body, make the removal of automobile body more nimble, pass through narrow and small space environment more easily, thereby make the vehicle have more superior road trafficability characteristic. As shown in fig. 2A, it is a schematic structural diagram of the vehicle head telescopic module 2 approaching the vehicle body module 1; when the driving stability is required to be improved, the driving module 4 drives the threaded driving piece 5 to extend, the vehicle head telescopic module 2 is far away from the vehicle body module 1, the length of the whole vehicle body is extended, the stability of the vehicle body is higher when the vehicle runs in a straight line, and the vehicle has higher driving stability. As shown in fig. 2B, it is a schematic diagram of an initial process of the vehicle head telescopic module 2 being away from the vehicle body module 1, fig. 2C is a plan view of the initial process of the vehicle head telescopic module 2 being away from the vehicle body module 1, and fig. 2D is a schematic diagram of a state of the vehicle head telescopic module 2 being farthest away from the vehicle body module 1; the vehicle body structure with variable size is adopted, and the telescopic adjustment is carried out according to requirements under complex road conditions so as to adapt to different road conditions, so that the vehicle has better adaptability to the complex road conditions, and the wider use requirements of users are better met.
On the basis of the above scheme, as shown in fig. 3A and fig. 3B, two state structure diagrams of the driving module 4 and the threaded driving member 5 being matched with each other are shown, respectively, fig. 3A is a non-extended state of the threaded driving member 5, and fig. 3B is an extended state of the threaded driving member 5; the driving module 4 comprises a driving motor 41 and a reduction box 42; as shown in fig. 3C, it is a schematic diagram of the internal structure of the driving module 4; a driving shaft 421, a primary driven shaft 422 and a secondary driven shaft 423 are arranged in the reduction gearbox 42, an output shaft of the driving motor 41 drives the driving shaft 421 to rotate, the driving shaft 421 and the output shaft of the driving motor 41 are coaxially arranged, the driving shaft 421 and the primary driven shaft 422 are in speed reduction transmission through a worm gear, a worm is arranged on the driving shaft 421 and is in matching transmission with a worm gear arranged on the primary driven shaft 422, and the effect of speed reduction transmission is achieved; the primary driven shaft 422 and the secondary driven shaft 423 are in speed reduction transmission through gears, and as shown in fig. 3C, in two gears which are meshed with each other, the gear on the primary driven shaft 422 is smaller, and the gear on the secondary driven shaft 423 is larger, so that the speed reduction effect is achieved. The driving motor 41 realizes two-stage speed reduction through the internal structure of the reduction gearbox 42, and then drives the second-stage driven shaft 413, and the second-stage driven shaft 413 drives the threaded driving part 5 to stretch and retract.
Specifically, as shown in fig. 3A and 3B, the screw driver 5 includes a threaded sleeve 51 and a threaded shaft 52, the threaded sleeve 51 is disposed outside the threaded shaft 52, the threaded sleeve 51 surrounds the threaded shaft 52, the threaded sleeve 51 is provided with an internal thread, the threaded shaft 52 is provided with an external thread, and the threaded sleeve 51 and the threaded shaft 52 are in threaded fit with each other and rotate relatively to each other to achieve extension and retraction.
As shown in fig. 3A and 3B, a rotating shaft of the threaded sleeve 51 is horizontal, a rotating shaft of the secondary driven shaft 423 is vertical, and the threaded sleeve 51 and the secondary driven shaft 423 are driven by a bevel gear to change the driving direction.
The threaded sleeve 51 is rotatably connected with the vehicle body module 1 through a bearing 53, the axial position between the threaded sleeve 51 and the vehicle body module 1 is kept unchanged, and the bearing 53 is a thrust bearing and can bear axial acting force; one end of the threaded shaft 52 is fixedly connected with the vehicle head telescopic module 2, and when the threaded sleeve 51 is driven by the secondary driven shaft 423 to rotate, the threaded shaft 52 is pushed to move under the action of the threads, so that the vehicle head telescopic module 2 is close to or far away from the vehicle body module 1.
As shown in fig. 2C, the vehicle head telescopic module 2 in the invention is a U-shaped semi-surrounding structure, and the vehicle head telescopic module 2 surrounds the front side, the left side and the right side of the vehicle body module 1; as shown in fig. 4A, it is a partial structure diagram of the joint of the vehicle head telescopic module 2 and the vehicle body module 1; the inner surfaces of two side edges of the headstock telescopic module 2 are provided with dovetail grooves 21 with large bottoms and small openings, the width of the opening of each dovetail groove 21 is small, and the width of the bottom surface is large; the automobile body module 1 is provided with a guide block 11 with a large distance and a small distance, the width of one side, close to the automobile body module 1, of the guide block 11 is small, the width of one side, far away from the automobile body module 1, of the guide block 11 is large, the dovetail groove 21 and the guide block 11 are matched with each other for guiding, and the guide block 11 can only move relative to the length direction of the dovetail groove 21 and cannot be separated from an opening of the dovetail groove 21; fig. 4A shows a structure in which three dovetail grooves 21 and three guide blocks 11 are engaged with each other, and the moving direction is shown by arrows in the figure.
As shown in fig. 4B, it is a structure diagram of the sliding pattern between the vehicle head telescopic module 2 and the vehicle body module 1; still set up mutual sliding fit's smooth line 22 between locomotive flexible module 2 and the automobile body module 1, smooth line 22 is with the protruding stripe and the sunken stripe of sliding direction parallel arrangement, can play supplementary guide's effect, makes locomotive flexible module 2 more steady for the back-and-forth movement of automobile body module 1.
A telescopic connecting piece 13 is arranged between the inner wall of the front side edge of the vehicle head telescopic module 2 and the front side wall of the vehicle body module 1, as shown in fig. 5A, a schematic structural diagram of the telescopic connecting piece 13 arranged in the vehicle head telescopic module 2 is shown; FIGS. 5B and 5C are views showing the construction of the telescopic link 13 in the extended state and the retracted state, respectively; the telescopic connecting piece 13 comprises an upper rod 131, a middle rod 132 and a lower rod 133 which are hinged end to end, the upper rod 131 and the middle rod 132 are hinged with each other, the middle rod 132 and the lower rod 133 are hinged with each other, the upper rod 131 is hinged with the vehicle body module 1, and the positions of the upper rod 131 and the lower rod are relatively back; the lower rod 133 is hinged to the headstock telescopic module 2 and is relatively close to the front; the upper rod 131 and the middle rod 132, and the middle rod 132 and the lower rod 133 are driven by a telescopic pressure rod 134, the telescopic pressure rod 134 adopts the forms of an air cylinder or a compression cylinder, a row of telescopic connecting pieces 13 are arranged on the front side of the vehicle body module 1, and the plurality of telescopic connecting pieces 13 are telescopic together, so that the telescopic function of the vehicle head telescopic module 2 is assisted in guiding, and the stability of front and rear telescopic movement is improved.
As shown in fig. 3A and 3B, a shock absorption rod 12 is arranged between the vehicle head telescopic module 2 and the vehicle body module 1, the shock absorption rod 12 can be telescopic, and the telescopic direction of the shock absorption rod 12 is parallel to the front-back moving direction of the vehicle head telescopic module 2; the shock absorption rod 12 is used for buffering impact generated by movement of the vehicle head telescopic module 2 and the vehicle body module 1 through damping, and mechanical contact damage to a telescopic structure is prevented.
On the basis of any one of the technical schemes and the mutual combination thereof, the wheel module 3 is arranged on the vehicle head telescopic module 2 in a sliding manner, and the wheel module 3 can slide left and right relative to the vehicle head telescopic module 2; as shown in fig. 6A and 6B, which are schematic driving structures of the wheel module 3; transversely set up sideslip rack 61 on the wheel module 3, secondary driven shaft 413 passes through universal joint 6 transmission, with sideslip rack 61 meshing transmission, with the horizontal migration of drive wheel module 3 left and right sides lateral shifting, the length direction of sideslip rack 61 is perpendicular to the length direction of automobile body, sideslip rack 61 and wheel module 3 relatively fixed, when sideslip rack 61 receives the drive of gear and moves along its length direction, drive wheel module 3 and move to both sides simultaneously, two wheel modules 3 synchronous motion of left and right sides, realize the increase or reduction of wheel interval.
Fig. 7A is a schematic structural diagram of the driving module 4 and the universal joint 6 cooperating with each other; fig. 7B and 7C show schematic views of the universal joint 6 in two states of widening and retracting of the wheel module 3, respectively.
Fig. 8A is a schematic structural view of the wheel module 3; a connecting arm 31 is arranged between the wheel module 3 and the vehicle head telescopic module 2, the connecting arm 31 comprises two sections of connecting rods which are hinged with each other, the two connecting rods are respectively hinged to the wheel module 3 and the vehicle head telescopic module 2, the connecting arms 31 are arranged on the circular arc-shaped wheel module 3 along the circumferential direction, and the moving stability of the wheel module 3 is improved through the connecting arms 31.
As shown in fig. 8B and 8C, two schematic views of the retracted state and the extended state of the wheel module 3 relative to the vehicle head telescopic module 2 are shown respectively; the wheel module 3 and the vehicle head telescopic module 2 are mutually matched through mutually matched convex blocks and grooves to realize guiding sliding.
As shown in fig. 6A, 6B and 8A, the wheel module 3 is rotatably connected to the upper yoke 32 and the lower yoke 33 of the wheel hub, and a damping spring is further provided between the wheel hub and the wheel module 3.
Referring to fig. 8A, the universal joint 6 is connected to the telescopic transmission rod 62 through a bevel gear transmission, and the telescopic transmission rod 62 is of a sleeve structure and can be extended and retracted to change the length. The telescopic driving rod 62 can be extended and retracted along a direction parallel to the moving direction of the wheel module 3, and the wheel module 3 can drive the telescopic driving rod 62 to extend and retract to a certain extent.
The telescopic transmission rod 62 is connected with the transverse transmission rod 63 through bevel gear transmission, the transverse transmission rod 63 is in transmission fit with the transverse rack 61, the universal joint 6 drives the telescopic transmission rod 62 to rotate, the telescopic transmission rod 62 further drives the transverse rack 61 to move, and obstruction is avoided through a transmission structure which changes directions twice.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The telescopic deformation vehicle body is characterized by comprising a vehicle body module (1), wherein a vehicle head telescopic module (2) is arranged on the vehicle body module (1) in a sliding manner, and the vehicle head telescopic module (2) can be stretched and slid back and forth relative to the vehicle body module (1); two sides of the headstock telescopic module (2) are respectively provided with a wheel module (3);
the vehicle body module (1) is provided with a driving module (4), and the driving module (4) drives the threaded driving piece (5) to stretch; the vehicle body module (1) and the vehicle head telescopic module (2) are driven to move by the telescopic driving of the threaded driving piece (5);
the telescopic connecting piece (13) is arranged between the inner wall of the head top end of the head telescopic module (2) and the front wall of the vehicle body module (1), the telescopic connecting piece (13) comprises an upper rod (131), a middle rod (132) and a lower rod (133) which are hinged end to end, and the upper rod (131) is driven by the middle rod (132), the middle rod (132) is driven by the lower rod (133) through a telescopic pressing rod (134).
2. Telescopically deformable vehicle body according to claim 1, characterized in that the drive module (4) comprises a drive motor (41) and a reduction gearbox (42); a driving shaft (421), a primary driven shaft (422) and a secondary driven shaft (423) are arranged in the reduction gearbox (42), an output shaft of the driving motor (41) drives the driving shaft (421) to rotate, and the driving shaft (421) and the primary driven shaft (422) are in speed reduction transmission through a worm gear; the primary driven shaft (422) and the secondary driven shaft (423) are in speed reduction transmission through a gear, and the secondary driven shaft (423) drives the threaded driving part (5) to stretch.
3. Telescopically deformable vehicle body according to claim 2, wherein the threaded drive (5) comprises a threaded bushing (51) and a threaded shaft (52), the threaded bushing (51) and the secondary driven shaft (423) being driven by a bevel gear transmission;
the threaded sleeve (51) is rotatably connected with the vehicle body module (1) through a bearing (53), and one end of the threaded shaft (52) is fixedly connected with the vehicle head telescopic module (2).
4. The telescopic deformation vehicle body as claimed in claim 3, characterized in that the vehicle head telescopic module (2) is a U-shaped semi-surrounding structure, surrounding the front side and the left and right sides of the vehicle body module (1); the inner surfaces of two side edges of the headstock telescopic module (2) are provided with dovetail grooves (21) with large bottoms and small openings, the vehicle body module (1) is provided with guide blocks (11) with large and small distances, and the dovetail grooves (21) and the guide blocks (11) are matched with each other for guiding;
sliding grains (22) which are in sliding fit with each other are further arranged between the vehicle head telescopic module (2) and the vehicle body module (1).
5. The telescopic deformation vehicle body according to claim 3, characterized in that a shock absorbing rod (12) is arranged between the vehicle head telescopic module (2) and the vehicle body module (1), and the shock absorbing rod (12) is used for buffering the impact generated by the movement of the vehicle head telescopic module (2) and the vehicle body module (1) through damping.
6. The telescopic deformable bodywork of any one of claims 2 to 5, characterized in that the wheel modules (3) are slidably mounted on the headstock telescoping module (2), the wheel modules (3) being able to slide side-to-side relative to the headstock telescoping module (2);
the transverse moving rack (61) is transversely arranged on the wheel module (3), and the secondary driven shaft (423) is in transmission through a universal joint (6) and is in meshed transmission with the transverse moving rack (61) so as to drive the wheel module (3) to transversely move left and right.
7. Telescopic deformable bodywork according to claim 6, characterised in that a joint arm (31) is provided between the wheel module (3) and the head telescopic module (2), the joint arm (31) comprising two links hinged to each other, the two links being hinged to the wheel module (3) and the head telescopic module (2), respectively.
8. Telescopically deformable body according to claim 6, wherein the wheel module (3) is rotatably connected to an upper yoke (32) and a lower yoke (33) of a wheel hub, respectively.
9. Telescopic vehicle body according to claim 6, wherein the universal joint (6) is connected to a telescopic drive rod (62) by means of a bevel gear drive, the telescopic drive rod (62) being telescopic in a direction parallel to the movement of the wheel module (3);
the telescopic transmission rod (62) is in transmission connection with a transverse transmission rod (63) through a bevel gear, and the transverse transmission rod (63) is in matched transmission with the transverse rack (61).
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| CN202011263973.6A CN112339863B (en) | 2020-11-12 | 2020-11-12 | Telescopic deformation vehicle body |
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| CN202011263973.6A CN112339863B (en) | 2020-11-12 | 2020-11-12 | Telescopic deformation vehicle body |
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| CN112339863A CN112339863A (en) | 2021-02-09 |
| CN112339863B true CN112339863B (en) | 2022-12-20 |
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| CN1597413A (en) * | 2003-11-11 | 2005-03-23 | 陈建国 | Telescopic car |
| CN101298262A (en) * | 2007-04-30 | 2008-11-05 | 中北大学分校 | Drawer type automobile |
| KR20130077223A (en) * | 2011-12-29 | 2013-07-09 | (주)성지기업 | A variable motor-driven wheelchair |
| CN103318272A (en) * | 2012-03-21 | 2013-09-25 | 顾飞舟 | Front-back telescopic safe buffering automobile |
| KR20140028726A (en) * | 2012-08-30 | 2014-03-10 | 한국과학기술원 | Foldable vehicle and method of controlling the same |
| CN206954343U (en) * | 2017-05-05 | 2018-02-02 | 山东大学 | It is a kind of to balance telescoping mechanism and include its balance car |
| CN109131573A (en) * | 2018-09-18 | 2019-01-04 | 石家庄金丰专用车有限公司 | A kind of closed-type semitrailer |
| CN111055948A (en) * | 2020-01-02 | 2020-04-24 | 杭州电子科技大学 | Cable tunnel inspection robot based on telescopic gear train |
| CN111547180A (en) * | 2020-06-15 | 2020-08-18 | 吉林大学 | Foldable self-balancing electric automobile |
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| CN112339863A (en) | 2021-02-09 |
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Application publication date: 20210209 Assignee: CHONGQING LOTUSSMART INTELLIGENT TECHNOLOGY CO.,LTD. Assignor: SOUTHWEST University Contract record no.: X2024980009904 Denomination of invention: A telescopic and deformable vehicle body Granted publication date: 20221220 License type: Common License Record date: 20240722 |
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Application publication date: 20210209 Assignee: Chongqing Central Asia Huitong Technology Co.,Ltd. Assignor: SOUTHWEST University Contract record no.: X2024980010599 Denomination of invention: A telescopic and deformable vehicle body Granted publication date: 20221220 License type: Common License Record date: 20240726 |