CN218536340U - Steering wheel - Google Patents
Steering wheel Download PDFInfo
- Publication number
- CN218536340U CN218536340U CN202222580494.8U CN202222580494U CN218536340U CN 218536340 U CN218536340 U CN 218536340U CN 202222580494 U CN202222580494 U CN 202222580494U CN 218536340 U CN218536340 U CN 218536340U
- Authority
- CN
- China
- Prior art keywords
- steering
- bearing
- mounting seat
- motor
- mount pad
- 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
Images
Landscapes
- Toys (AREA)
Abstract
The utility model relates to a steering wheel, including the mount pad be connected with the supporting rack above the mount pad driving motor is installed to the top of supporting rack rotation mechanism has been cup jointed in the mount pad, rotation mechanism with the mount pad constitutes slewing bearing the lower part fixed mounting of the third bearing plate of rotation mechanism lower part has drive bearing, install the gyro wheel in the middle of the drive bearing the upper portion of the third bearing plate in rotation mechanism upper portion still is provided with steering gear upper portion fixed mounting has tight mechanism that rises steering gear upper portion still installs the motor that turns to in one side of mount pad. The utility model discloses a steering wheel turns to need not differential drive arrangement, and tight mechanism that rises guarantees that the hold-in range is taut, can avoid producing and skid, and when the steering wheel walking or turned to, the driving motor who sets up on the mount pad and turn to the motor and all be immovable, need not to use electric slip ring transmission power, and collection walking and turning to as an organic whole, overall structure is compact, low cost.
Description
Technical Field
The utility model relates to an industrial vehicle accessory technical field especially relates to a steering wheel.
Background
The electric industrial vehicle uses the battery as a drive, has no pollution and low noise, and is widely applied to indoor operation and other working conditions with higher requirements on environment, such as industries of medicine, food and the like. With the environmental protection importance, the electric industrial vehicle is gradually replacing the internal combustion industrial vehicle to become the main force of the industrial vehicle.
The steering wheel assembly is used as a core component of the electric industrial vehicle, integrates key parts such as a traveling motor, a steering motor, a reduction gearbox, wheels, a brake, a rotary gear and the like, and determines the power and the operating performance of the whole vehicle.
At present, similar products in the market are limited by processing technology and design reasons, on one hand, the electric slip ring is mostly adopted for transmitting power and electric signals during rotation, the structure is complex, the cost is high, and the transmission power is influenced by the volume of the electric slip ring. On the other hand, differential driving devices are often used to realize movement and turning. The principle of the differential driving device is that two driving belt wheels are respectively driven by two motors, and straight movement and turning are realized by adjusting the rotating speed and the steering of the two motors. The differential drive has high requirements on the rotation precision of the motor and great control difficulty. When the differential drive is used, if the mode that the motor is directly connected with the driving belt wheel is adopted, the stress of the motor shaft is large, the motor is easy to damage, and the steering function cannot be realized if only one driving belt wheel is used.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problems in the prior art, the present invention provides a steering wheel to solve the problems in the above background art.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
the steering wheel comprises a mounting seat, wherein a supporting frame is connected above the mounting seat;
a driving motor is arranged above the supporting frame;
a rotating mechanism is sleeved in the mounting seat;
the slewing mechanism comprises: two third bearing plates fixedly connected in parallel;
the slewing mechanism and the mounting seat form a slewing bearing, a transmission bearing is fixedly mounted at the lower part of a third supporting plate at the lower part of the slewing mechanism, and a roller is mounted in the middle of the transmission bearing;
a steering gear is also arranged on the upper part of a third bearing plate on the upper part of the slewing mechanism;
a tensioning mechanism is fixedly arranged at the upper part of the steering gear;
and a steering motor is also arranged on one side of the mounting seat.
The utility model discloses the driving motor of steering wheel can drive transmission bearing drives the gyro wheel and rotates, realizes advancing or retreating of steering wheel, rotation mechanism with the mount pad cup joints and constitutes slewing bearing, turn to the motor and can drive steering gear and make rotation mechanism drive the relative mount pad of gyro wheel and produce the rotation, realize turning to of steering wheel, the utility model discloses a steering wheel collects the walking and turns to as an organic wholely, need not differential drive arrangement, compact structure, and the cost is lower with the electric slip ring transmission power and the signal of telecommunication.
Optionally, the mounting seat includes two first supporting plates and a connecting part, and is in an i shape;
the middle of the connecting part of the mounting seat is provided with a first through hole, a first groove is formed in the position of the first through hole of the first supporting plate on the upper portion of the mounting seat, and a second groove is formed in the position of the first through hole of the first supporting plate on the lower portion of the mounting seat.
Optionally, an upper third support plate of the swing mechanism is disposed in the first groove, and the lower third support plate is disposed in the second groove;
and the surfaces of the two third supporting plates and the steering gear are provided with a third through hole and a fourth through hole which correspond to each other in position.
Two third bearing plates of rotation mechanism install respectively in the first recess of mount pad and the second recess, two third bearing plate fixed connection constitute the utility model discloses a slewing bearing just supports whole support body, simple structure, stability as steering mechanism.
Optionally, the tensioning mechanism comprises two second supporting plates fixedly connected in parallel, and the middle parts of the two second supporting plates are provided with n-shaped openings;
the two second supporting plates are fixedly connected by two symmetrical vertical plates, horizontal sliding grooves are formed in the two vertical plates, stepped shafts capable of sliding along the sliding grooves are arranged in the two sliding grooves, and slidable fixing blocks are arranged in the two sliding grooves.
Optionally, a driving belt wheel is arranged at the output end of the driving motor;
the driving belt wheel extends into the opening of the tensioning mechanism and is as high as the stepped shaft.
Optionally, the transmission bearing comprises two supporting blocks, a flange shaft penetrates between the two supporting blocks, and a driven wheel is further arranged at one end of the flange shaft.
Optionally, the method further includes: a synchronous belt;
the driving belt wheel is connected with the driven wheel through a synchronous belt in a transmission mode.
The driving motor of the steering wheel of the utility model bypasses the step shaft of the tensioning mechanism through the synchronous belt and then is wound and lapped on the driven wheel to drive the roller, the tensioning mechanism is used for adjusting the tightness degree of the synchronous belt, so as to ensure that the synchronous belt does not generate a transmission clearance and avoid skidding during driving;
the driving belt wheel of the driving motor is as high as the stepped shaft, so that the synchronous belt is only horizontally pulled when tensioned, and the synchronous belt is prevented from being damaged due to uneven stress.
Optionally, a pinion is arranged at an output end of the steering motor, and the pinion is meshed with the steering gear.
And a pinion of the steering motor drives a steering gear to further drive the slewing mechanism to rotate, so that steering of the steering wheel is realized.
Optionally, a plurality of positioning holes are uniformly formed in the two vertical plates and the fixing block.
The utility model discloses seted up the spout on two risers of the tight mechanism that rises, be provided with step shaft and fixed block in the spout, the fixed block can drive the step shaft and be in slide in the spout, and then tighten the hold-in range set up the locating hole on riser and the fixed block, can fix the position of step shaft guarantees that the hold-in range tightens the state.
(III) advantageous effects
The utility model has the advantages that:
the utility model discloses the mount pad of steering wheel constitutes slewing bearing with rotation mechanism, turn to need not differential drive device, the steering wheel adopts the perpendicular transmission of hold-in range, tight mechanism that rises guarantees the hold-in range take-up, the gear does not produce the clearance, can avoid producing and skid, when the steering wheel walking or turn to, the driving motor who sets up on the mount pad and turn to the motor and all be immobile, need not to use electric slip ring transmission power and signal of telecommunication, it is immobile when turning to the motor, can shorten the radius of gyration of steering wheel greatly, collect the walking and turn to as an organic wholely, compact structure, low cost.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the steering wheel of the present invention;
fig. 2 is a schematic view of the tensioning mechanism in fig. 1;
FIG. 3 is a schematic structural view of the middle and lower support frames of FIG. 1;
FIG. 4 is a structural view of the middle-lower support frame in FIG. 3 from another perspective;
FIG. 5 is a schematic view of the drive bearing of FIG. 1;
fig. 6 is a schematic structural diagram of the transmission bearing and the slewing bearing in fig. 1.
[ description of reference ]
1: a mounting seat;
11: a first support plate; 12: a first through hole; 13: a first groove; 14: a second groove; 15: a second through hole;
2: a support frame;
3: a drive motor; 31: a driving pulley;
4: a tensioning mechanism;
41: a second support plate; 42: an opening; 43: a vertical plate; 44: a fixed block; 45: a stepped shaft; 46: a tension wheel;
5: a drive bearing;
51: a support block; 52: a drive shaft; 53: a driven wheel; 54: a third support plate; 55: a third through hole; 56: a fourth via hole;
6: a roller;
7: a steering motor;
8: a support;
9: a steering gear.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Examples
As shown in fig. 1 to 6, the present embodiment discloses a steering wheel, which includes a mounting base 1, a supporting frame 2 connected above the mounting base 1, and a driving motor 3 installed above the supporting frame 2;
a slewing mechanism is sleeved in the mounting seat 1, and the slewing mechanism and the mounting seat 1 form a slewing bearing;
the mounting seat 1 comprises two first supporting plates 11 and a connecting part, and is I-shaped;
a first through hole 12 is formed in the middle of the connecting part of the mounting base 1, a first groove 13 is formed in the first through hole 12 of the first supporting plate 11 on the upper part of the mounting base 1, and a second groove 14 is formed in the first through hole 12 of the first supporting plate 11 on the lower part of the mounting base 1;
the slewing mechanism comprises: two parallel fixedly connected third support plates 54;
the upper third supporting plate 54 of the swing mechanism is disposed in the first recess 13, and the lower third supporting plate 54 is disposed in the second recess 14.
The utility model discloses the mount pad 1 of helm with rotation mechanism constitutes slewing bearing, but rotation mechanism relative mount pad produces the rotation, realizes the steering function of helm.
As shown in fig. 5 and 6, a transmission bearing 5 is fixedly mounted at the lower part of the third support plate 54 at the lower part of the swing mechanism, a roller 6 is mounted in the middle of the transmission bearing 5, a steering gear 9 is also fixedly mounted at the upper part of the third support plate 54 at the upper part of the swing mechanism, and a tensioning mechanism 4 is fixedly mounted at the upper part of the steering gear 9;
the surfaces of the two third supporting plates 54 and the surface of the steering gear 9 are provided with a third through hole 55 and a fourth through hole 56 which correspond to each other in position.
The transmission bearing 5 comprises two supporting blocks 51, the two supporting blocks 51 are respectively and fixedly installed at two sides of a third through hole 55 in the middle of a third supporting plate 54 at the lower part, a horizontal flange shaft 52 penetrates through the middle of the two supporting blocks 51, a driven wheel 53 is arranged at one end of the flange shaft 52, the position of the driven wheel 53 corresponds to that of the fourth through hole 56, a roller 6 is further installed in the middle of the flange shaft 52, the upper part of the roller 6 is arranged in the third through hole 55, and the roller 6 can rotate around the flange shaft 52.
The transmission bearing 5 is fixedly connected with a third supporting plate 54 at the lower part of the slewing mechanism, and when the slewing mechanism rotates, the transmission bearing 5 can drive the roller 6 to rotate along with the slewing mechanism.
As shown in fig. 2, the tensioning mechanism 4 includes two second supporting plates 41 fixedly connected in parallel, and n-shaped openings 42 are formed in the middle portions of the two second supporting plates 41;
the two second supporting plates 41 are fixedly connected by two symmetrical vertical plates 43, horizontal sliding grooves are formed in the two vertical plates 43, stepped shafts 45 capable of sliding along the sliding grooves are arranged in the two sliding grooves, two tensioning wheels 46 are arranged on the stepped shafts 45, slidable fixing blocks 44 are arranged in the two sliding grooves, and a plurality of positioning holes are uniformly formed in the two vertical plates 43 and the fixing blocks 44.
The two fixing blocks 44 are used for driving the stepped shaft 45 to move in the sliding groove, adjusting the position of the stepped shaft 45, and fixing the position of the stepped shaft 45 by matching the two vertical plates 43 with the positioning holes in the fixing blocks 44 through studs.
As shown in fig. 1, a driving pulley 31 is disposed at an output end of the driving motor 3, and the driving pulley 31 extends into the opening 42 of the tensioning mechanism 4 and is as high as the stepped shaft 45;
the utility model discloses a steering wheel still includes: the driving belt wheel 31 is in transmission connection with the driven wheel 53 through a synchronous belt;
the synchronous belt is of an annular closed structure, the synchronous belt is sleeved on the peripheries of the driving pulley 31 and the driven pulley 53, uniform gear teeth are arranged on an inner ring of the synchronous belt, gear teeth (not shown) are arranged on the surface of the driven pulley 53, and the gear teeth of the inner ring of the synchronous belt can be meshed with the gear teeth of the driving pulley 31 and the gear teeth of the driven pulley 53;
the synchronous belt is sleeved on the periphery of the driving belt wheel 31, wound around the two tension wheels 46 of the stepped shaft 45, and sleeved on the periphery of the driven wheel 53 after passing through the two third supporting plates 54 and the fourth through hole 56 of the steering gear 9.
The driving belt wheel 31 drives the driven wheel 53 to rotate through the synchronous belt under the action of the driving motor 3, and further drives the roller 6 to rotate.
The tensioning mechanism 4 can tension the synchronous belt, so that no transmission gap is generated between the synchronous belt and the driving belt wheel 31 and between the synchronous belt and the driven wheel 53, and the driving slip is avoided;
when the synchronous belt is loosened, the fixing block 44 of the tensioning mechanism 4 can be adjusted to enable the stepped shaft 45 to move in the direction away from the driving belt wheel 31, so that the synchronous belt is tensioned;
the driving motor 3 drives the driving belt wheel 31 to rotate, and under the action of a synchronous belt, the driven wheel 53 synchronously rotates to drive the flange shaft 52, so that the roller 6 rotates, and the steering wheel travels;
the driving pulley 31 with such as step shaft 45 height, the utility model discloses a transmission is vertical drive, driving pulley 31 with such as step shaft 45 height can guarantee hold-in range and driving pulley 31's meshing degree, promotes the transmission efficiency of hold-in range, also can prevent that the hold-in range atress is uneven to produce the damage.
As shown in fig. 1, a second through hole 15 is opened on one side of the first support plate 11 on the upper portion of the mounting base 1, the steering motor 7 is installed in the second through hole 15, the steering motor 7 is fixed by a support 8, and a pinion is arranged at the output end of the steering motor 7 and meshed with the steering gear 9.
The utility model discloses a driving motor 3 is located the central point of supporting rack 2, driving pulley 31, steering gear 9, two third bearing plates 54 the axial lead with driving motor 3's axial lead coincidence, the whole stress balance of steering wheel can be guaranteed in the design of the whole axial lead coincidence of structure.
The mounting seat 1 and the swing mechanism of the steering wheel of the utility model form a slewing bearing, and the steering of the steering wheel can be realized under the action of the steering motor 7 without a differential driving device;
the driving motor 3 of the steering wheel adopts synchronous belt vertical transmission, the tensioning mechanism 4 ensures that the synchronous belt is tensioned, and the gear does not generate a gap, so that the generation of driving slip can be avoided;
when the helm walking or turned to, the driving motor 3 and the steering motor 7 that set up on mount pad 1 were all fixed, need not to use electric slip ring transmission power and the signal of telecommunication, through the stable transmission power of electric wire, can guarantee that helm power is sufficient stable, the utility model discloses a helm collection walking and turning to as an organic whole, overall structure is compact, low cost.
The technical principles of the present invention have been described above with reference to specific embodiments, which are intended to explain the principles of the present invention and should not be interpreted as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (9)
1. A steering wheel, comprising a mounting (1), characterized in that: a supporting frame (2) is connected above the mounting seat (1);
a driving motor (3) is arranged above the supporting frame (2);
a rotating mechanism is sleeved in the mounting seat (1);
the slewing mechanism comprises: two third support plates (54) fixedly connected in parallel;
the slewing mechanism and the mounting seat (1) form a slewing bearing, a transmission bearing (5) is fixedly mounted at the lower part of a third supporting plate (54) at the lower part of the slewing mechanism, and a roller (6) is mounted in the middle of the transmission bearing (5);
a steering gear (9) is also arranged on the upper part of a third supporting plate (54) on the upper part of the slewing mechanism;
a tensioning mechanism (4) is fixedly arranged at the upper part of the steering gear (9);
and a steering motor (7) is also arranged on one side of the mounting seat (1).
2. Rudder wheel according to claim 1, wherein the mounting (1) comprises two first bearing plates (11) and a connection, in the shape of an "I";
the middle of the connecting part of the mounting seat (1) is provided with a first through hole (12), a first groove (13) is formed in the position of the first through hole (12) of the first supporting plate (11) on the upper part of the mounting seat (1), and a second groove (14) is formed in the position of the first through hole (12) of the first supporting plate (11) on the lower part of the mounting seat (1).
3. Rudder wheel according to claim 2,
the upper third supporting plate (54) of the slewing mechanism is arranged in the first groove (13), and the lower third supporting plate (54) of the slewing mechanism is arranged in the second groove (14);
and the surfaces of the two third supporting plates (54) and the steering gear (9) are provided with a third through hole (55) and a fourth through hole (56) which correspond to each other in position.
4. Rudder wheel according to claim 1,
the tensioning mechanism (4) comprises two second supporting plates (41) which are fixedly connected in parallel, and n-shaped openings (42) are formed in the middle parts of the two second supporting plates (41);
the two second supporting plates (41) are fixedly connected by two symmetrical vertical plates (43), horizontal sliding grooves are formed in the two vertical plates (43), stepped shafts (45) capable of sliding along the sliding grooves are arranged in the two sliding grooves, and slidable fixing blocks (44) are arranged in the two sliding grooves.
5. Rudder wheel according to claim 4, wherein the output of the drive motor (3) is provided with a drive pulley (31);
the driving belt wheel (31) extends into the opening (42) of the tensioning mechanism (4) and is as high as the stepped shaft (45).
6. Rudder wheel according to claim 5, wherein the drive bearing (5) comprises two support blocks (51), wherein a flange shaft (52) extends between the two support blocks (51), and wherein a driven wheel (53) is arranged at one end of the flange shaft (52).
7. Rudder wheel according to claim 6, further comprising: a synchronous belt is arranged in the middle of the belt body,
the driving belt wheel (31) is in transmission connection with the driven wheel (53) through a synchronous belt.
8. Rudder wheel according to claim 1, wherein the output of the steering motor (7) is provided with a pinion, which meshes with the steering gear (9).
9. Rudder wheel according to claim 4, wherein a plurality of positioning holes are evenly arranged on the two vertical plates (43) and the fixing block (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222580494.8U CN218536340U (en) | 2022-09-28 | 2022-09-28 | Steering wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222580494.8U CN218536340U (en) | 2022-09-28 | 2022-09-28 | Steering wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218536340U true CN218536340U (en) | 2023-02-28 |
Family
ID=85275597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222580494.8U Active CN218536340U (en) | 2022-09-28 | 2022-09-28 | Steering wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218536340U (en) |
-
2022
- 2022-09-28 CN CN202222580494.8U patent/CN218536340U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102060080B (en) | Driving mechanism of retarding motor | |
| CN202833878U (en) | Robot recreational vehicle (RV) speed reducer | |
| CN102009576B (en) | Single trailing arm suspension deceleration type wheel electric drive system | |
| CN218536340U (en) | Steering wheel | |
| CN109823976B (en) | Accurate high-efficient electronic reel | |
| CN109723799A (en) | A kind of combined harmonic retarder | |
| CN208215393U (en) | Using the joint of robot of three-level synchronous belt retarder | |
| CN217741491U (en) | Robot walking unit | |
| CN207223349U (en) | A kind of driving wheel bolt single shaft tightening mechanism | |
| CN212172325U (en) | Planet wheel capable of automatically adjusting wheel track | |
| CN212509389U (en) | Synchronous belt tensioning adjustment structure suitable for electric power steering gear | |
| CN201961491U (en) | Drive mechanism for reduction motor | |
| CN107387726A (en) | A kind of drive casting | |
| CN206326620U (en) | Unit combined robot wrist | |
| CN206493790U (en) | Half built-in Mecanum wheel construction | |
| CN221338522U (en) | Robot chassis capable of flexibly steering | |
| CN218227006U (en) | Gantry crane for assembling water cutting machine | |
| CN220637768U (en) | Synchronous fastener for hub | |
| CN220168518U (en) | Gear transmission structure for speed reducer | |
| CN217643026U (en) | Roller driving mechanism | |
| CN211034998U (en) | Electric hoist | |
| CN220083734U (en) | Dustproof device of glass fiber reinforced plastic cooling tower | |
| CN218236020U (en) | Prevent magnet slewing mechanism and capsule type endoscope controller that rock | |
| CN213771257U (en) | Fixing mechanism for lifting machine | |
| CN214092906U (en) | Inside and outside double-engagement gear for electric vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |