CN213442109U - Steering device for suspension vehicle - Google Patents
Steering device for suspension vehicle Download PDFInfo
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- CN213442109U CN213442109U CN202022693296.3U CN202022693296U CN213442109U CN 213442109 U CN213442109 U CN 213442109U CN 202022693296 U CN202022693296 U CN 202022693296U CN 213442109 U CN213442109 U CN 213442109U
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Abstract
The utility model relates to an auxiliary facility of a magnetic levitation vehicle during emergency rescue, in particular to a steering device for a levitation vehicle, which comprises a cylinder seat fixedly connected with a levitation frame, a hydraulic cylinder which is rotationally connected is vertically arranged in the cylinder seat, the lower end of the hydraulic cylinder penetrates out of a cylinder body and is fixedly connected with a wheel frame, a wheel shaft is arranged between two side walls of the wheel frame, a roller is arranged on the wheel shaft in a penetrating way, one side of the side wall of the cylinder seat, which is far away from an installation surface, is provided with a limiting mechanism which can limit the relative rotation angle between the cylinder seat and the hydraulic cylinder, can improve the trafficability of the levitation vehicle on a road section with, the deflection angle is controlled within a certain range by arranging the limiting mechanism, the traveling safety of the suspension vehicle is ensured, in addition, the connecting seats of the steering device are arranged in an L shape, the longitudinal length of the suspension frame can be shortened, and then the lightweight design of suspension frame is favorable to, has very big spreading value and wide application prospect.
Description
Technical Field
The utility model relates to an auxiliary facilities of magnetic levitation vehicle when emergency rescue, concretely relates to turn to device for suspension vehicle.
Background
The suspension train uses the non-contact suspension and guide between the train and the track, and uses the electromagnetic force generated by the linear motor to draw the train to run, so the suspension train has no roller and generally adopts the magnetic suspension technology. If the train is subjected to power failure or other faults, the train cannot normally float, and finally the emergency stop is caused. If the suspension train is stopped in situ for maintenance, the maintenance needs more than ten days or even longer time, thus bringing great inconvenience to traffic; a tractor is required to pull the train away and perform maintenance.
When a tractor pulls a suspension train to move, the tractor can pass through a plurality of small curve lines, and in order to enable the suspension train to smoothly pass through the small curve lines, a suspension frame suitable for the suspension train is generally adopted. The existing emergency rescue device for the suspended vehicle is only provided with the directional wheel, and can only force a small corner to pass through a curve by relying on the suspension frame and the vehicle body at the air spring when passing through the curve line, so that the purpose of passing through the curve is achieved, great trailer force is required to be consumed, and the capability of passing through the small curve is extremely poor. In addition, the connecting seat of the existing steering device is mostly in a linear layout, the longitudinal length between the two connecting seats is longer, the requirement on the rigidity strength of the suspension frame is higher, the fatigue damage is easier, and meanwhile, the lightweight design of the suspension frame is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's defect provides one kind and can show the trafficability characteristic that improves the suspension vehicle in the less highway section of turning radius to can reduce and pull the power, can reduce to turn to the distance between the device connecting seat, thereby promote the device that turns to that is used for the suspension vehicle of suspension frame lightweight design.
A steering device for a suspension vehicle comprises a cylinder base fixedly connected with a suspension frame, wherein a hydraulic cylinder rotatably connected is vertically arranged in the cylinder base, the lower end of the hydraulic cylinder penetrates through a cylinder body and is fixedly connected with a wheel frame, a wheel shaft is arranged between two side walls of the wheel frame, a roller is arranged on the wheel shaft in a penetrating mode, one side, far away from an installation surface, of the side wall of the cylinder base is provided with a limiting mechanism, and the limiting mechanism can limit the relative rotation angle between the cylinder base and the hydraulic cylinder.
Furthermore, the limiting mechanism comprises a threaded sleeve arranged on the side wall of the cylinder base, a sliding groove is formed in the side wall of the cylinder base, corresponding to the threaded sleeve, the circumferential length of the sliding groove is larger than the horizontal width of the threaded sleeve, a clamping hole is formed in the hydraulic cylinder, corresponding to the middle of the sliding groove, a limiting bolt penetrates through the threaded sleeve, and penetrates through the threaded sleeve along the radial direction and is inserted into the clamping hole.
Furthermore, the swivel nut divide into and is equipped with the tighrening ring towards jar seat lateral wall and the screens board towards jar seat inside wall, the vertical height of screens board is greater than the vertical height of tighrening ring, the adaptation ladder change is done to the part that highly corresponds the screens board of spout and the part that corresponds the tighrening ring.
Furthermore, platforms are respectively arranged in the middle of the upper side and the lower side of the outer ring surface of the fastening ring, and the height between the upper platform and the lower platform is smaller than the left-right width of the outer ring surface.
Furthermore, a steering gasket is arranged at the position, corresponding to the sliding groove, of the outer side wall of the cylinder base, the steering gasket is in a curved arc shape matched with the outer side wall of the cylinder base, the area of the inner side wall, facing the cylinder base, of the steering gasket is larger than the area of an opening of the sliding groove in the outer side wall of the cylinder base, and a through hole for a limiting bolt to penetrate through is formed in the middle of the steering gasket.
Furthermore, the middle part of the outer side wall of the steering gasket, which is far away from the cylinder seat, is set to be a plane, and the through hole is positioned on the plane.
Furthermore, an elastic gasket is arranged between the steering gasket and the limit stud head.
Furthermore, one end of the outer side wall of the cylinder base is provided with a first connecting plate which extends horizontally, the first connecting plate is perpendicular to the limiting stud, the outer side wall of the cylinder base is provided with a second connecting plate which extends vertically, and the second connecting plate is parallel to the limiting stud.
Furthermore, the cylinder bases are two and two cylinder bases which are arranged in parallel and integrally formed, and the second connecting plate is arranged in the middle of the two cylinder bodies.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model discloses a with the cylinder base of suspension rigid coupling, the pneumatic cylinder of being connected is rotated to vertical setting in the cylinder base, the pneumatic cylinder lower extreme wear out the cylinder body and with the wheel carrier rigid coupling, be equipped with the shaft between the both sides wall of wheel carrier, the epaxial gyro wheel of wearing to establish of wheel, one side that the installation face was kept away from to the cylinder base lateral wall is equipped with stop gear, stop gear can restrict relative pivoted angle between cylinder base and the pneumatic cylinder, can improve the trafficability characteristic of suspension vehicle in the less highway section of turning radius, reduce and pull the power, through setting up stop gear, make deflection angle control in the certain limit, the security that suspension vehicle marchd has been guaranteed, the connecting seat that turns to the device in addition is L shape and arranges, can shorten suspension longitudinal length, and then do benefit to the lightweight design of suspension, great spreading value.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a perspective view of the overall structure of the present invention.
FIG. 2 is a front view of the overall structure of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;
fig. 4 is an enlarged view of fig. 3B according to the present invention;
fig. 5 is a left side view of the overall structure of the present invention;
fig. 6 is a top view of the overall structure of the present invention;
fig. 7 is a cross-sectional view of fig. 6, taken along line C-C, in accordance with the present invention;
fig. 8 is an enlarged view of fig. 7 at D according to the present invention;
fig. 9 is a schematic perspective view of the screw sleeve of the present invention;
FIG. 10 is a perspective view of a steering spacer according to the present invention;
fig. 11 is a schematic view of an embodiment of the steering device of the present invention.
Reference numbers and corresponding part names in the drawings:
1-cylinder seat, 2-hydraulic cylinder, 3-wheel carrier, 4-wheel shaft, 5-roller, 6-limiting mechanism, 61-threaded sleeve, 62-limiting bolt, 63-steering gasket, 64-elastic gasket, 71-first connecting plate and 72-second connecting plate.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
The utility model provides a turn to device for suspension vehicle, includes the jar seat 1 with the suspension rigid coupling, vertically sets up the pneumatic cylinder 2 of rotation connection in jar seat 1, 2 lower extremes of pneumatic cylinder wear out the cylinder body and with wheel carrier 3 rigid couplings, be equipped with shaft 4 between the both sides wall of wheel carrier 3, wear to establish gyro wheel 5 on the shaft 4, the one side of installing the face is kept away from to jar seat 1 lateral wall is equipped with stop gear 6, stop gear 6 can restrict the relative pivoted angle between jar seat 1 and the pneumatic cylinder 2. It can be understood that the cylinder seat 1 and the hydraulic cylinder 2 can rotate relatively, the trafficability characteristic of the suspension vehicle on a section with a small turning radius can be improved, the dragging force is reduced, and the deflection angle is controlled within a certain range by arranging the limiting mechanism 6, so that the traveling safety of the suspension vehicle is ensured.
Further, the limiting mechanism 6 comprises a threaded sleeve 61 arranged on the side wall of the cylinder base 1, a sliding groove is formed in the side wall of the cylinder base 1 corresponding to the threaded sleeve 61, the circumferential length of the sliding groove is larger than the horizontal width of the threaded sleeve 61, a clamping hole is formed in the hydraulic cylinder 2 corresponding to the middle of the sliding groove, a limiting bolt 62 penetrates through the threaded sleeve 61, and the limiting bolt 62 penetrates through the threaded sleeve 61 along the radial direction and is inserted into the clamping hole. It can be understood that the circumferential length of the sliding groove is larger than the horizontal width of the screw sleeve 61, so that the screw sleeve 61 and the limiting stud can swing within a certain range, and further the cylinder base 1 and the hydraulic cylinder 2 can rotate within a certain range.
Specifically, when the vehicle passes through a curve road section, a certain deflection angle is generated between the dragging force and the line center line, the wheel carrier 3 rotates under the action of lateral force, the limiting bolt 62 and the threaded sleeve 61 are driven to swing through rotation, the threaded sleeve 61 is limited in the sliding groove by the swing angle, the problem that the suspension vehicle is rotated too much to cause safety hazards due to overlarge rotation of the suspension vehicle is avoided, and when the vehicle passes through a straight line section, the dragging force is superposed with the line center line at the moment, and the wheel carrier 3 gradually returns to the right.
Further, swivel nut 61 divide into and is equipped with the tighrening ring towards 1 lateral wall of jar seat and the screens board towards 1 inside wall of jar seat, and the vertical height of screens board is greater than the vertical height of tighrening ring, and the adaptation ladder change is done to the part of the highly corresponding screens board of spout and the part that corresponds the tighrening ring. Furthermore, the middle parts of the upper side and the lower side of the outer ring surface of the fastening ring are respectively provided with a platform, and the height between the upper platform and the lower platform is smaller than the left-right width of the outer ring surface. It can be understood that the vertical height of screens board is greater than the vertical height of tighrening ring, can avoid swivel nut 61 to take place axial motion in the spout, the stationarity when guaranteeing cylinder base 1 and pneumatic cylinder 2 relative rotation, and the middle part of the upside and the downside of tighrening ring outer anchor ring external ring face sets up the platform respectively, then can make be surface contact between tighrening ring and the spacing hole of cylinder base 1, prevent the rotation of swivel nut 61 when spacing bolt 62 pretension, also can reduce pressure simultaneously, reduce friction, the life of extension movable part.
Further, a steering gasket 63 is arranged on the outer side wall of the cylinder base 1 corresponding to the sliding groove, the steering gasket 63 is in a curved arc shape matched with the outer side wall of the cylinder base 1, the area of the inner side wall of the steering gasket 63 facing the cylinder base 1 is larger than the area of an opening of the sliding groove on the outer side wall of the cylinder base 1, and a through hole for the limiting bolt 62 to pass through is formed in the middle of the steering gasket 63. Furthermore, the middle part of the outer side wall of the steering shim 63, which is far away from the cylinder base 1, is set to be a plane on which the through hole is located. It can be understood that the steering gasket 63 is in an arc shape matched with the outer side wall of the cylinder base 1, and can be separated between the screw head of the limit bolt 62 and the outer side wall of the hydraulic cylinder 2, so that the outer side wall or the chute of the cylinder base 1 is prevented from being worn by the screw head, and the rotation between the cylinder base 1 and the hydraulic cylinder 2 can be smoother by arranging the steering gasket 63.
Furthermore, an elastic gasket 64 is arranged between the steering gasket 63 and the limit stud head. It can be understood that the elastic washer 64 can play a role in preventing looseness, and therefore reliability of connection between the threaded sleeve 61 and the limit stud is guaranteed.
Furthermore, one end of the outer side wall of the cylinder base 1 is provided with a first connecting plate 71 extending horizontally, the first connecting plate 71 is perpendicular to the limit stud, the outer side wall of the cylinder base 1 is provided with a second connecting plate 72 extending vertically, and the second connecting plate 72 is parallel to the limit stud. Further, the cylinder block 1 is provided in two parallel cylinder blocks 1, and the two cylinder blocks 1 are integrally formed, and the second connecting plate 72 is provided at an intermediate position between the two cylinder blocks. It can be understood that the first connecting plate 71 and the second connecting plate 72 are arranged in an L shape, so that the longitudinal length of the whole steering device can be shortened, the lightweight design of the steering device is facilitated, and the longitudinal length of the suspension frame is further shortened. The two parallel cylinder bodies can reduce the pressure at the supporting position, improve the strength of the steering device and further improve the safety of the whole rescue transfer machine.
As shown in fig. 11, an embodiment of the steering device disposed on the suspension is shown, in the technical solution, the steering device is disposed at an end of the suspension and is disposed in bilateral symmetry, and the tail of the suspension is disposed with a conventional directional wheel, so that the steering device forms a steering angle consistent with a towing force, and the directional wheel can avoid a defect of snake-shaped swing when the vehicle travels straight.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
It is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention, and are not intended to indicate or imply that the claimed components or mechanisms must be in a particular orientation, constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only an embodiment of the present invention, and should not be used to limit the protection scope of the present invention, any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The steering device for the suspension vehicle comprises a cylinder base (1) fixedly connected with a suspension frame, and is characterized in that a hydraulic cylinder (2) rotatably connected is vertically arranged in the cylinder base (1), the lower end of the hydraulic cylinder (2) penetrates out of a cylinder body and is fixedly connected with a wheel carrier (3), a wheel shaft (4) is arranged between two side walls of the wheel carrier (3), a roller (5) is arranged on the wheel shaft (4) in a penetrating mode, a limiting mechanism (6) is arranged on one side, far away from an installation surface, of the side wall of the cylinder base (1), and the limiting mechanism (6) can limit the relative rotation angle between the cylinder base (1) and the hydraulic cylinder (2).
2. The steering device for a levitation vehicle as recited in claim 1, wherein the limit mechanism (6) comprises a threaded sleeve (61) arranged on the side wall of the cylinder base (1), a sliding groove is arranged on the side wall of the cylinder base (1) corresponding to the threaded sleeve (61), the circumferential length of the sliding groove is larger than the horizontal width of the threaded sleeve (61), a clamping hole is arranged on the hydraulic cylinder (2) corresponding to the middle of the sliding groove, a limit bolt (62) penetrates through the threaded sleeve (61), and the limit bolt (62) penetrates through the threaded sleeve (61) in the radial direction and is inserted into the clamping hole.
3. The steering device for a levitation vehicle as recited in claim 2, wherein the screw sleeve (61) is divided into a fastening ring facing the outer sidewall of the cylinder base (1) and a locking plate facing the inner sidewall of the cylinder base (1), the locking plate has a vertical height greater than that of the fastening ring, and the sliding groove has a height corresponding to the locking plate and a portion corresponding to the fastening ring that are adapted to step-change.
4. The steering apparatus for a levitation vehicle as recited in claim 3, wherein a plateau is provided at a middle portion of upper and lower sides of an outer circumferential surface of the fastening ring, respectively, and a height between the upper and lower plateaus is smaller than a left-right width of the outer circumferential surface.
5. The steering device for the suspension vehicle according to any one of claims 2 to 4, wherein a steering gasket (63) is arranged on the outer side wall of the cylinder base (1) at a position corresponding to the sliding groove, the steering gasket (63) is in a curved arc shape matched with the outer side wall of the cylinder base (1), the area of the inner side wall, facing the cylinder base (1), of the steering gasket (63) is larger than the area of an opening of the sliding groove on the outer side wall of the cylinder base (1), and a through hole for a limiting bolt (62) to pass through is formed in the middle of the steering gasket (63).
6. Steering device for levitated vehicle according to claim 5, characterized in that the middle of the outer side wall of said steering shim (63) remote from the cylinder seat (1) is set to a plane on which said through hole is located.
7. Steering device for levitating vehicles according to claim 6, characterized in that an elastic washer (64) is provided between the steering washer (63) and the limit stud head.
8. Steering device for a levitation vehicle according to claim 2, wherein one end of the outer side wall of the cylinder base (1) is provided with a horizontally extending first connecting plate (71), the first connecting plate (71) is perpendicular to the stop stud, the outer side wall of the cylinder base (1) is provided with a vertically extending second connecting plate (72), and the second connecting plate (72) is parallel to the stop stud.
9. Steering device for levitated vehicle according to claim 8, characterized in that said cylinder block (1) is provided in two juxtaposed and two cylinder blocks (1) are integrally formed, said second connecting plate (72) being provided in an intermediate position between the two cylinder blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022693296.3U CN213442109U (en) | 2020-11-19 | 2020-11-19 | Steering device for suspension vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022693296.3U CN213442109U (en) | 2020-11-19 | 2020-11-19 | Steering device for suspension vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213442109U true CN213442109U (en) | 2021-06-15 |
Family
ID=76303245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022693296.3U Active CN213442109U (en) | 2020-11-19 | 2020-11-19 | Steering device for suspension vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213442109U (en) |
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2020
- 2020-11-19 CN CN202022693296.3U patent/CN213442109U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220901 Address after: No.4 Huoju Road, hi tech Development Zone, Baoji City, Shaanxi Province 721000 Patentee after: CHINA RAILWAY BAOJI BRIDGE GROUP Co.,Ltd. Address before: 610000 China Railway Rail Transit high tech Industrial Park, NO.666, jinfenghuang Avenue, Jinniu District, Chengdu, Sichuan Province Patentee before: CHINA RAILWAY MAGLEV SCIENCE & TECHNOLOGY (CHENGDU) Co.,Ltd. |