CN210822285U - Top wheel driving device - Google Patents
Top wheel driving device Download PDFInfo
- Publication number
- CN210822285U CN210822285U CN201921648775.4U CN201921648775U CN210822285U CN 210822285 U CN210822285 U CN 210822285U CN 201921648775 U CN201921648775 U CN 201921648775U CN 210822285 U CN210822285 U CN 210822285U
- Authority
- CN
- China
- Prior art keywords
- wheel
- driving
- friction wheel
- hydraulic
- lifting trolley
- 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
- 230000001681 protective effect Effects 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
Images
Landscapes
- Handcart (AREA)
Abstract
The utility model relates to a rail transit technical field discloses a top wheel drive arrangement, including top wheel device, drive arrangement, the top wheel device includes the cavity pneumatic cylinder, and drive arrangement includes hydraulic pressure lift dolly, hydraulic system, locates the initiative friction pulley and the driven friction pulley of hydraulic pressure lift dolly, is used for driving initiative friction pulley pivoted driving motor. The utility model has the advantages of it is following and effect: the wheel pair is jacked and lifted by the jacking wheel device, the driving device is conveyed to the position below the wheel pair, the hydraulic lifting trolley ascends, the driving friction wheel and the driven friction wheel are in contact with and tightly pressed against the wheel pair, the driving motor drives the driving friction wheel to rotate, the driving friction wheel drives the wheel pair to rotate, and the wheel pair is overhauled; the wheel set is located between the driving friction wheel and the driven friction wheel, the contact force is stable when the wheel set rotates, the left-right swinging phenomenon is avoided, and the effects of overhauling after jacking the wheel set, convenience, high efficiency and reduction of the working labor intensity are achieved.
Description
Technical Field
The utility model relates to a track traffic technical field, in particular to top wheel drive arrangement.
Background
Along with the increasing mileage of opening of domestic subway lines and the increasing number of subways, the traveling wheel set is used as one of important safety parts of the subways, and the excellent effect of daily quick overhaul on the wheel set is important. After the metro vehicle runs for a period of time, in order to guarantee driving safety and reduce failure rate, key parts of the vehicle need to be overhauled at regular time, and the wheel pair detection device mainly detects the abrasion condition of a wheel pair bearing. The subway wheel set detection device is one of necessary equipment for vehicle section maintenance, is arranged in a vehicle section maintenance warehouse, and is mainly used for realizing the detection of wheel sets without erecting subway vehicles during maintenance operation.
At present, the detection of the wheel set of the metro vehicle is mainly carried out in an operation mode that an entire train of metro vehicles is erected through a fixed car lifting jack or a movable car lifting jack, a bogie is separated from a vehicle body, and then the bogie is separated from the wheel set and is decomposed step by step. The labor intensity is high, the labor and the time are relatively wasted, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a top wheel drive arrangement has the effect of overhauing, convenient high-efficient, reducing work intensity of labour behind the wheel pair jack-up.
The above technical purpose of the present invention can be achieved by the following technical solutions: a top wheel driving device comprises a top wheel device and a driving device, wherein the top wheel device comprises a hollow hydraulic cylinder, the driving device comprises a hydraulic lifting trolley, a hydraulic system used for driving the hydraulic lifting trolley to lift, a driving friction wheel, a driven friction wheel and a driving motor, the driving friction wheel and the driven friction wheel are arranged on the hydraulic lifting trolley, the driving friction wheel and the driven friction wheel are used for driving the driving friction wheel to rotate, at least one of the driving friction wheel and the driven friction wheel is movably arranged on the hydraulic lifting trolley, and a pressing device used for adjusting a gap between the driving friction wheel and the driven friction wheel is arranged on the hydraulic lifting trolley.
By adopting the technical scheme, when the top wheel driving device works, two sets of top wheel devices are arranged and are positioned below the wheel pair, the hollow hydraulic cylinder lifts the wheel pair to enable the wheel pair to be raised and erected, the driving device is conveyed to the position below the wheel pair, the hydraulic system drives the hydraulic lifting trolley to ascend to enable the driving friction wheel and the driven friction wheel to be in contact with the wheel pair, the pressing device drives the driving friction wheel and the driven friction wheel to be close to each other, and pressing force of the driving friction wheel, the driven friction wheel and the wheel pair is adjusted. The wheel set is arranged between the driving friction wheel and the driven friction wheel, so that the contact force is stable when the wheel set rotates, and the phenomenon of left-right swinging is avoided. The driving motor drives the driving friction wheel to rotate, and the driving friction wheel drives the wheel pair to rotate so as to be convenient for overhauling the wheel pair.
The utility model discloses a further set up to: the top wheel device comprises a base and an adjusting screw rod in threaded connection with the base, and the hollow hydraulic cylinder is fixed on the adjusting screw rod.
Through adopting above-mentioned technical scheme, because of the distance between wheel pair and the ground may be different, the flexible stroke of hollow hydraulic cylinder is fixed, and the knock-out pulley device of this application includes base, adjustment lead screw, and the adjustable hollow hydraulic cylinder of rotatory accommodate the lead screw is whole to go up and down to satisfy the demand of wheel pair and the different distances in ground.
The utility model discloses a further set up to: the hollow hydraulic cylinder is characterized in that a push rod is arranged on a piston rod of the hollow hydraulic cylinder, a protective gasket is sleeved on the piston rod, the lower end of the protective gasket is abutted to the hollow hydraulic cylinder, and the upper end of the protective gasket is abutted to the push rod.
Through adopting above-mentioned technical scheme, the cavity pneumatic cylinder with wheel pair jack-up back, with the back on the protection gasket cover, the protection gasket lower extreme supports on the cylinder body of cavity pneumatic cylinder, and the upper end supports on the ejector pin, and the hydraulic line that links to each other with the cavity pneumatic cylinder appears the circumstances such as oil leak and leads to the piston rod of cavity pneumatic cylinder can not jack-up wheel to time, and the protection gasket plays the guard action, avoids the wheel pair to drop downwards, reduces the potential safety hazard, and is safer during the use.
The utility model discloses a further set up to: the hydraulic lifting trolley is provided with a first sliding groove, the driving friction wheel is provided with a first sliding seat, the first sliding seat is arranged at the first sliding groove in a sliding mode, the compressing device comprises a first hydraulic cylinder arranged on the hydraulic lifting trolley, and the first hydraulic cylinder is used for driving the first sliding seat to move along the first sliding groove.
The utility model discloses a further set up to: the hydraulic lifting trolley is provided with a second sliding groove, the driven friction wheel is provided with a second sliding seat, the pressing device comprises a second hydraulic cylinder arranged on the hydraulic lifting trolley, and the second hydraulic cylinder is used for driving the second sliding seat to move along the second sliding groove.
The utility model discloses a further set up to: the hydraulic lifting trolley is provided with a notch positioned between the driving friction wheel and the driven friction wheel.
Through adopting above-mentioned technical scheme, when the wheel pair was located initiative friction pulley and driven friction pulley, the notch was used for holding the lower extreme of wheel pair.
The utility model discloses a further set up to: the driving motor is a speed regulating motor.
By adopting the technical scheme, the driving motor adopts the speed regulating motor, and the rotating speed of the driving friction wheel can be regulated and driven.
The utility model discloses a further set up to: the driving device comprises a bottom frame, and the bottom frame is provided with a plurality of rotatable rollers.
The utility model discloses a further set up to: the hydraulic system comprises a hydraulic pump station.
The utility model has the advantages that: the wheel pair is jacked and lifted by the jacking wheel device, the driving device is conveyed to the position below the wheel pair, the hydraulic lifting trolley ascends, the driving friction wheel and the driven friction wheel are in contact with and tightly pressed against the wheel pair, the driving motor drives the driving friction wheel to rotate, the driving friction wheel drives the wheel pair to rotate, and the wheel pair is overhauled; the wheel set is located between the driving friction wheel and the driven friction wheel, the contact force is stable when the wheel set rotates, the left-right swinging phenomenon is avoided, and the effects of overhauling after jacking the wheel set, convenience, high efficiency and reduction of the working labor intensity are achieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a diagram showing a state of use of the top wheel device and the driving device of the present invention.
Fig. 2 is a schematic structural view of the top wheel device of the present invention.
Fig. 3 is a schematic structural diagram of the driving device of the present invention.
Fig. 4 is a schematic diagram of the position relationship among the wheel set, the driving friction wheel and the driven friction wheel of the present invention.
In the figure, 1, a top wheel device; 11. a base; 12. adjusting the screw rod; 13. a hollow hydraulic cylinder; 14. a top rod; 15. a protective pad; 2. a drive device; 21. a chassis; 211. a roller; 22. a hydraulic lifting trolley; 221. a first sliding chute; 222. a second chute; 223. a notch; 23. a hydraulic system; 3. a driving friction wheel; 31. a first sliding seat; 4. a driven friction wheel; 41. a second sliding seat; 5. a pressing device; 51. a first hydraulic cylinder; 52. a second hydraulic cylinder; 6. a drive motor; 61. a universal coupling; 7. wheel sets.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Example (b): a top wheel driving device, as shown in fig. 1 and 2, includes a top wheel device 1 and a driving device 2. The number of the top wheel devices 1 is two, and the top wheel devices comprise a base 11, an adjusting screw rod 12 in threaded connection with the base 11, a hollow hydraulic cylinder 13 and a protective gasket 15, wherein the hollow hydraulic cylinder 13 is fixedly installed on the adjusting screw rod 12, a top rod 14 is fixed on a piston rod of the hollow hydraulic cylinder 13, and an opening is formed in the side wall of the protective gasket 15. The jacking wheel devices 1 are used for jacking the subway wheel sets 7, when the device is used, the adjusting screw rods 12 are adjusted to enable the jacking rods 14 of the two jacking wheel devices 1 to be respectively contacted with bearings of axle boxes of subway vehicles, piston rods of hollow hydraulic cylinders 14 extend out, the jacking rods 15 lift the wheel sets 7 for lifting, protective gaskets 15 are inserted, the lower ends of the protective gaskets 15 are contacted with a cylinder body of the hollow hydraulic cylinder 13, the upper ends of the protective gaskets are contacted with the jacking rods 14, and the device plays a role in protection when the hollow hydraulic cylinder 13 fails.
As shown in fig. 3 and 4, the driving device 2 includes an underframe 21, a hydraulic lifting trolley 22 disposed on the underframe 21, and a hydraulic system 23 for driving the hydraulic lifting trolley 22 to lift, the hydraulic system 23 includes a hydraulic pump station, and the hollow hydraulic cylinder 14 is also connected to the hydraulic pump station. The hydraulic lifting trolley 22 is provided with a driving friction wheel 3 and a driven friction wheel 4, a first sliding seat 31 is installed below the driving friction wheel 3, a second sliding seat 41 is installed below the driven friction wheel 4, the driving friction wheel 3 can rotate relative to the first sliding seat 31, the driven friction wheel 4 can rotate relative to the second sliding seat 41, the first sliding seat 31 is arranged at the first sliding groove 221 in a sliding mode, and the second sliding seat 41 is arranged at the second sliding groove 222 in a sliding mode. The hydraulic lifting trolley 22 is provided with a pressing device 5, the pressing device 5 comprises a first hydraulic cylinder 51 and a second hydraulic cylinder 52 which are fixed on the hydraulic lifting trolley 22, and a piston rod of the first hydraulic cylinder 51 is fixed with the first sliding seat 31 and is used for driving the first sliding seat 31 and the driving friction wheel 3 to move. And a piston rod of the second hydraulic cylinder 52 is fixed with the second sliding seat 41 and is used for driving the second sliding seat 41 and the driven friction wheel 4 to slide. The pressing device 5 is used for adjusting the driving friction wheel 3 and the driven friction wheel 4 to be close to or far away from each other.
The hydraulic lifting trolley 22 is provided with a notch 223, and the notch 223 is located between the driving friction wheel 3 and the driven friction wheel 4 and is used for accommodating the wheel pair 7. The driving device 2 further comprises a driving motor 6 which is fixedly arranged on the hydraulic lifting trolley 22, the driving motor 6 is a speed regulating motor, an output shaft of the driving motor 6 is connected with the driving friction wheel 3 through a universal joint coupler 61, and the universal joint coupler 61 can select a cross shaft type.
The operating principle of the top wheel driving device 2 is as follows: the wheel set 7 is jacked and lifted by the wheel jacking device 1, the driving device 2 is conveyed to the position below the wheel set 7, the hydraulic system 23 drives the hydraulic lifting trolley 22 to ascend, the driving friction wheel 3 and the driven friction wheel 4 are in contact with the wheel set 7, the driving friction wheel 3 and the driven friction wheel 4 can be adjusted to be close to each other by the adjusting and pressing device 5, the driving friction wheel 3 is driven by the driving motor 6 to rotate, the driving friction wheel 3 drives the wheel set 7 to rotate, and the wheel set 7 can be overhauled.
Claims (10)
1. A top wheel drive apparatus characterized in that: the device comprises a top wheel device (1) and a driving device (2), wherein the top wheel device (1) comprises a hollow hydraulic cylinder (13), the driving device (2) comprises a hydraulic lifting trolley (22), a hydraulic system (23) for driving the hydraulic lifting trolley (22) to lift, a driving friction wheel (3) and a driven friction wheel (4) which are arranged on the hydraulic lifting trolley (22) and used for driving the driving friction wheel (3) to rotate, at least one of the driving friction wheel (3) and the driven friction wheel (4) is movably arranged on the hydraulic lifting trolley (22), and a pressing device (5) for adjusting the gap between the driving friction wheel (3) and the driven friction wheel (4) is arranged on the hydraulic lifting trolley (22).
2. A head-wheel drive apparatus as claimed in claim 1, wherein: the top wheel device (1) comprises a base (11) and an adjusting screw rod (12) in threaded connection with the base (11), and the hollow hydraulic cylinder (13) is fixed on the adjusting screw rod (12).
3. A head-wheel drive apparatus as claimed in claim 1 or 2, wherein: the hollow hydraulic cylinder (13) is characterized in that a push rod (14) is arranged on a piston rod of the hollow hydraulic cylinder (13), a protective gasket (15) is sleeved on the piston rod, the lower end of the protective gasket (15) is abutted to the hollow hydraulic cylinder (13), and the upper end of the protective gasket is abutted to the push rod (14).
4. A head-wheel drive apparatus as claimed in claim 1, wherein: the hydraulic lifting trolley (22) is provided with a first sliding groove (221), the driving friction wheel (3) is provided with a first sliding seat (31), the first sliding seat (31) is arranged at the first sliding groove (221) in a sliding mode, the pressing device (5) comprises a first hydraulic cylinder (51) arranged on the hydraulic lifting trolley (22), and the first hydraulic cylinder (51) is used for driving the first sliding seat (31) to move along the first sliding groove (221) in the driving mode.
5. The head-wheel drive apparatus as claimed in claim 4, wherein: and an output shaft of the driving motor (6) is connected with the driving friction wheel (3) through a universal coupling (61).
6. A head-wheel drive apparatus as claimed in claim 1 or 4, wherein: the hydraulic lifting trolley (22) is provided with a second sliding groove (222), the driven friction wheel (4) is provided with a second sliding seat (41), the pressing device (5) comprises a second hydraulic cylinder (52) arranged on the hydraulic lifting trolley (22), and the second hydraulic cylinder (52) is used for driving the second sliding seat (41) to move along the direction of the second sliding groove (222).
7. A head-wheel drive apparatus as claimed in claim 1, wherein: the hydraulic lifting trolley (22) is provided with a notch (223) between the driving friction wheel (3) and the driven friction wheel (4).
8. A head-wheel drive apparatus as claimed in claim 1, wherein: the driving motor (6) is a speed regulating motor.
9. A head-wheel drive apparatus as claimed in claim 1, wherein: the drive device (2) comprises a chassis (21), wherein the chassis (21) is provided with a plurality of rotatable rollers (211).
10. A head-wheel drive apparatus as claimed in claim 1, wherein: the hydraulic system (23) comprises a hydraulic pump station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921648775.4U CN210822285U (en) | 2019-09-29 | 2019-09-29 | Top wheel driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921648775.4U CN210822285U (en) | 2019-09-29 | 2019-09-29 | Top wheel driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210822285U true CN210822285U (en) | 2020-06-23 |
Family
ID=71275108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921648775.4U Active CN210822285U (en) | 2019-09-29 | 2019-09-29 | Top wheel driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210822285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509950A (en) * | 2019-09-29 | 2019-11-29 | 湖北国铁智能科技有限公司 | A top wheel drive |
-
2019
- 2019-09-29 CN CN201921648775.4U patent/CN210822285U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110509950A (en) * | 2019-09-29 | 2019-11-29 | 湖北国铁智能科技有限公司 | A top wheel drive |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202212744U (en) | Rail transit locomotive bogie lifting, press-assembly and disassembly machine | |
| CN210822285U (en) | Top wheel driving device | |
| CN103204171A (en) | Hydraulic rail clamping device | |
| CN201145638Y (en) | Rollor bearing wearing machine for railway freight car wheel pair | |
| CN201589709U (en) | Railway carriage wheel pair housing box running-in test stand | |
| CN106312971B (en) | Lifting and translocating formula wheel is to electric system inspection platform | |
| CN202245937U (en) | Electric lifting flatcar for rail transit locomotives or vehicles | |
| CN102266880B (en) | Rail straightening hydraulic press with mobile table | |
| CN106475473B (en) | A kind of lifting formula mould replacing trolley and its die exchange | |
| CN108189850B (en) | Intermittent type conveyer that can spacing | |
| CN109941299B (en) | Movable grounding device for railway wagon | |
| CN213474664U (en) | Wheel pair pushing machine | |
| CN215853159U (en) | Efficient and energy-saving power configuration for vertical garbage compression station | |
| CN215853218U (en) | Vertical garbage compression transfer station | |
| CN218140914U (en) | Auxiliary trolley for transporting bogie of railway vehicle | |
| CN217417166U (en) | Wheel set translation machine convenient to overhaul and maintain | |
| CN116730186A (en) | Crane driving device | |
| CN113277444A (en) | Bogie lifting and falling device | |
| CN216540209U (en) | Novel false roller device of lower roller of hot continuous rolling R1 | |
| CN216235867U (en) | Guide rail mechanism of hydraulic lifting platform | |
| CN203020327U (en) | Quick rescue suspension wheel support for deadly blocked driving wheel of harmonious type electric locomotive | |
| CN223032977U (en) | Lifting device for disassembling and overhauling gearbox of motor car and workbench | |
| CN202129312U (en) | Mobile worktable used for steel rail alignment hydraulic machine | |
| CN110509950A (en) | A top wheel drive | |
| CN212292644U (en) | Steel coil transport vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |