CN116890889A - Hydraulic power bogie suitable for travel monorail engineering vehicle - Google Patents
Hydraulic power bogie suitable for travel monorail engineering vehicle Download PDFInfo
- Publication number
- CN116890889A CN116890889A CN202310708106.6A CN202310708106A CN116890889A CN 116890889 A CN116890889 A CN 116890889A CN 202310708106 A CN202310708106 A CN 202310708106A CN 116890889 A CN116890889 A CN 116890889A
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- Prior art keywords
- bogie
- frame
- running
- force
- wheel
- 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.)
- Pending
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 36
- 239000000853 adhesive Substances 0.000 claims abstract description 8
- 230000001070 adhesive effect Effects 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 11
- 229920001971 elastomer Polymers 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 5
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 238000013461 design Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F9/00—Rail vehicles characterised by means for preventing derailing, e.g. by use of guide wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/42—Transmission systems in or for locomotives or motor railcars with electric motor propulsion hydraulic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
- B61C9/38—Transmission systems in or for locomotives or motor railcars with electric motor propulsion
- B61C9/48—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension
- B61C9/50—Transmission systems in or for locomotives or motor railcars with electric motor propulsion with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension in bogies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/26—Mounting or securing axle-boxes in vehicle or bogie underframes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
Abstract
The invention relates to a hydraulic power bogie suitable for a traveling monorail engineering vehicle, wherein pressure from an oil port of a hydraulic system A, B drives the bogie to travel bidirectionally, a traveling motor reversely applies reverse dragging pressure to a hydraulic pump, so that the traveling braking of the bogie is realized, and a brake arranged on the hydraulic motor realizes the parking braking of the bogie; the traction force and the braking force of the power running device are transmitted to the frame through the bogie frame and the traction device, the side block assembly is used for limiting the transverse freedom degrees of the bogie and the frame, the secondary spring device bears the vertical force from the frame, the stabilizing wheels in the guide wheel stabilizing wheel assembly are contacted with the lower surface of the upper cover plate of the track, the guide wheels are contacted with the left web plate and the right web plate, and the normal acting force of the guide wheels is used for resisting the transverse inertia force from the upper vehicle so as to force the bogie to run along the line; the movable frame is connected with the bogie frame through the tightening oil cylinder to realize acting force between the stabilizing wheel and the track beam and acting force between the travelling wheel and the track beam, so that the adhesive force between the wheel rails is adjusted.
Description
Technical Field
The invention relates to a hydraulic power bogie which adopts a special stabilizing wheel guide wheel structure, has enough traction force output under the condition of light weight of the whole vehicle, meets the traction rescue requirement of the whole vehicle, can bear and transfer the load from a vehicle frame and a line, can effectively buffer and attenuate vibration excitation from the whole vehicle and the line, is suitable for a travel monorail engineering vehicle, and is mainly used for the travel monorail engineering vehicle.
Background
CN115743213a, entitled "bogie for straddle type monorail engineering vehicle", comprises a frame, a traction device mounted on the frame, independent driving devices symmetrically arranged and mounted on the frame, and guide stabilizing wheel sets symmetrically arranged on the frame and along the running direction. As shown in fig. 1, the running direction is the X-axis direction; the frame 5 is used for installing an independent driving device for bearing vertical force and transmitting driving force, a traction device 1 and a guide stabilizing wheel set 6, and enabling running movement on a rail surface, by arranging the independent driving device, the independent driving of the wheels 4 during running is ensured, the installation in a smaller installation space is ensured, the structural size and weight of the bogie are reduced, and the quality and size of the whole engineering truck are lighter and smaller than those of a multi-axle bogie; the guiding stabilizing wheel set 6 can effectively ensure curve guiding and rollover prevention in the running process. However, the section of the travelling monorail track beam is different from that of the straddle type monorail traffic, the straddle type monorail traffic track beam is made of concrete, the running surface of the track beam does not exceed the guide surface, the section of the track beam is higher, and the guide wheels and the stabilizing wheels can be arranged on the side surface of the track; the travelling monorail track beam is formed by welding steel plates, is of a 'II' structure, is lower in track, and is in contact with the side surface of the track, but the stabilizing wheel is in contact with the lower surface of the protruding part of the upper cover plate of the track beam; the wheel track relationship of the two is different.
Disclosure of Invention
The design purpose is as follows: the defects in the background technology are avoided, and the designed stable wheel guide wheel structure can still have enough adhesive force under the condition of light weight of the whole vehicle, so that the requirement that the traction rescue of the whole vehicle is to output enough traction force is met; secondly, the load from the frame and the line can be borne and transmitted; and thirdly, the hydraulic power bogie can effectively buffer and attenuate vibration excitation from the whole car and the line, and is suitable for the travelling monorail engineering car.
The design scheme is as follows: in order to achieve the above design objective. The power steering frame comprises a steering frame, a power running device, a guide wheel and wheel stabilizing wheel assembly, a clamping oil cylinder, a side gear assembly, a traction device, a secondary spring assembly and the like.
The second-series spring consists of a guide cylinder, a rubber spring group, a gasket, a nylon sliding plate and the like, the rubber spring group is arranged on the framework spring seat, the guide cylinder is sleeved on the rubber spring and the framework spring seat, the nylon plate is arranged on the guide cylinder and is contacted with the frame to bear the vertical force from the frame, and meanwhile, the relative rotation of the frame and the bogie is released by a proper friction coefficient so as to adapt to the requirement of the curve passing capability of the whole vehicle.
The bogie frame is formed by welding and processing a middle beam, a side beam, a traction seat, a spring seat, a side baffle seat and a coupler seat.
The power running device consists of a running motor, a running wheel set and a motor mounting seat; each bogie consists of two sets of running devices, one on each left and one on each right; the running wheel set is directly arranged on the section of the movable flange of the running motor, the running motor is directly driven, the fixed flange of the running motor is directly arranged on the motor mounting seat, and the driving force or braking force from the ground is transmitted to the bogie frame through the running wheel, the running motor and the motor mounting seat. The left-right walking device is connected to the bogie frame through the same group of fasteners and is connected through the spigot to transmit vertical and longitudinal loads.
The special stabilizing wheel guide wheel structure (guide wheel stabilizing wheel assembly) consists of a polyurethane wheel set, pin shafts, bearings, a mounting seat, a movable frame, a fixed frame and a nylon sliding block; the stabilizing wheel is contacted with the lower surface of the upper cover plate of the track, and the normal acting force of the stabilizing wheel vertically downwards acts on the bogie, so that an anti-overturning moment is formed by the vertical left and right forces of the travelling wheel, and the bogie is stabilized; the guide wheels are contacted with the left web plate and the right web plate, the normal acting force of the guide wheels is used for resisting the transverse inertia force from the getting-on vehicle, and the acting force between different guide wheels forms the steering moment of the bogie to force the bogie to run along the line; the movable frame and the fixed frame can move up and down, and are used for adjusting acting force among the stabilizing wheel, the running wheel and the track beam, so as to adjust adhesive force. The central shaft holes of the two mounting seats are sleeved on the shaft, so that the two sets of stabilizing wheel sets can automatically adjust the running track of the two sets of stabilizing wheel sets along with the state of the lower surface of the upper cover plate of the track beam all the time, and the stabilizing running of the guide wheel sets is ensured.
The stabilizing control method for the guide wheel stabilizing wheel device is realized: schematic diagram of hydraulic oil supplementing circuit. The hydraulic cylinder is provided with a rod cavity (of course, an electric push rod and a corresponding control circuit) oil way, two groups of overflow valves are arranged, different working pressures are set, when large adhesive force is needed, the hydraulic cylinder is commutated to a pressure oil way of the large overflow valve, the large pressure oil in the cylinder cavity generates large clamping force by the hydraulic cylinder, the large clamping force is applied between a bogie frame and an installation seat, the installation seat drives a stabilizing wheel group arranged on the hydraulic cylinder to be upwards arranged on the lower surface of an upper cover plate of a track beam, the clamping force of the hydraulic cylinder is transmitted to the stabilizing wheel and the acting force of the track, and as the hydraulic cylinder can form a moment relative to the acting point of the stabilizing wheel, the sliding blocks arranged on the periphery in a fixed frame cylinder simultaneously provide resisting moment when the movable frame moves upwards; the other end of the oil cylinder is arranged on the bogie frame, forms downward tension on the bogie frame, and finally forms acting force of the running wheels and the track through the running device.
Compared with the background technology, firstly, the wheel track relationship is different, and the stabilizing wheel is contacted with the lower surface of the upper cover plate of the track; the background technology is contacted with the side surface of the track beam; the adhesive force is adjustable, and the application force of the travelling wheel and the upper cover plate of the track beam is adjusted under the condition that the adhesive coefficient is unchanged, so that the traction force requirement under different use conditions is met; thirdly, the bogie has good passing capability. Under the condition that the travelling wheels and the stabilizing wheels clamp the upper cover plate of the track beam together, the bogie can still pass through the tiny dislocation between the track beams through the gap between the fixed frame and the movable frame and the regulating valve group arranged by the hydraulic system.
Drawings
Fig. 1 is a schematic diagram of a bogie assembly, numeral 1 bogie frame, 2 power running gear, 3 traction device, 4 side gear assembly, 5 spring device, 6 guide wheel stabilizer assembly, 7 clamping cylinder.
FIG. 2 is a schematic view of a bogie frame, reference numerals 1-1 spring seats, 1-2 side rails, 1-3 side rails, 1-4 center sill, 1-5 traction seats, 1-6 side rails, 1-7 rescue hook plate seats.
FIG. 3 is a schematic diagram of a power running gear, reference numeral 2-1 motor mount, 2-2 running motor, 2-3 running gear set.
FIG. 4 is a schematic diagram of a guide wheel stabilizer assembly, and is numbered 3-1 mount, 3-2 mount, 3-3 wheelset, 3-4 movable frame, 3-5 shafting.
Fig. 5 is a schematic diagram of the background art.
Description of the embodiments
Example 1: when in use, the hydraulic power steering frame is connected with the steering frame traction device, and the anti-bouncing device is arranged at the front and rear positions of the steering frame to keep the posture of the steering frame and the steering frame, as shown in figures 1 and 2; the power hydraulic oil from the hydraulic pump and the control valve group is connected with a related interface of a running hydraulic motor of a control hydraulic oil pipeline, the pressure from an oil port of a hydraulic system A, B drives the bogie to run bidirectionally, the running motor reversely gives the reverse dragging pressure generated when the hydraulic pump, the running braking of the bogie is realized, and the parking braking of the bogie is realized by a disc brake arranged on the hydraulic motor; the traction and braking forces from the power running gear 2 are transmitted to the frame via the bogie frame 1 and the traction device 3. Meanwhile, traction force and braking force can be transmitted to the vehicle with the rescue fault through the rescue hook plate seat 1-7; the bogie frame is formed by welding and processing a middle beam 1-4, a side beam 1-6, a side beam 1-2, a traction seat 1-5, a spring seat 1-1, a side baffle seat 1-3 and a rescue hook plate seat 1-7.
The side rail assembly 4 is shown in fig. 1 to limit the lateral freedom of the bogie and the frame; the traction device 3 adopts a rubber knuckle bearing structure, releases the horizontal rotation freedom degree of the bogie and the frame, but can transmit traction force and brake at the same time; the 4 groups of spring devices are connected with the frame, so that vertical vibration of steering and the frame can be buffered, nodding vibration and side rolling vibration between the steering and the frame can be relieved, meanwhile, support in the directions is provided, and nodding freedom degree of the bogie is balanced. The suspension structure of the engineering truck is formed, and the design requirement of the bogie is met.
As shown in fig. 4, the guide wheel and the stabilizing wheel are in an overall design structure, so that the structure is simplified, the design is compact, and the guide wheel stabilizing wheel assembly 6 is formed; the guide wheel and the stabilizing wheel set 3-3 are arranged on the mounting seat 3-2 through the shafting 3-5, so that respective rotation requirements are realized; the mounting seat 3-2 is connected with the movable frame 3-4 through a shafting 3-5, the rotation freedom degree is released, and the movable frame 3-4 is connected with the fixed frame 3-1 through a peripheral sliding pair, so that the movable frame and the fixed frame bracket can slide relatively; the fixing frame 3-1 is connected with the bogie frame 1 through bolts; the movable frame 3-4 is connected with the bogie frame 1 through a tightening oil cylinder 7; therefore, acting force between the stabilizing wheel and the track beam and acting force between the running wheel and the track beam can be realized by tightening the oil cylinder 7, so that the adhesive force between the wheel and the track can be adjusted. The working pressure of the clamping cylinder is designed into a plurality of hydraulic gears in advance to meet different working condition requirements.
As shown in fig. 3, when the power running device is installed, the running motor 2-2 is installed on the motor installation seat 2-1, then the running wheel set 2-3 is installed on the running motor 2-2, and then the whole running wheel set is installed on the bogie frame 1; when the running wheel sets 2-3 need to be replaced, the running wheel sets can be directly disassembled for replacement without disassembling the power running device 2.
It should be understood that: although the embodiments described above describe the design concept of the present invention in more detail, these descriptions are only simple descriptions of the design concept of the present invention, and not limitations of the design concept of the present invention, and any combination, addition or modification not exceeding the design concept of the present invention falls within the scope of the present invention
Supplement the content of 1.
Claims (7)
1. The utility model provides a hydraulic power bogie suitable for single track engineering vehicle of tourism which characterized by: the power hydraulic oil of the hydraulic pump and the control valve group is connected with a related interface of a running hydraulic motor of a control hydraulic oil pipeline, the pressure from an oil port of a hydraulic system A, B drives the bogie to run bidirectionally, and the running motor reversely gives the reverse dragging pressure generated when the hydraulic pump, so that the service braking of the bogie is realized, and the parking braking of the bogie is realized by a disc brake arranged on the hydraulic motor; the traction force and the braking force of the power running device are transmitted to the frame through the bogie frame and the traction device, the side block assembly is used for limiting the transverse freedom degrees of the bogie and the frame, the secondary spring device bears the vertical force from the frame, and simultaneously releases the relative rotation of the frame and the bogie with a proper friction coefficient so as to adapt to the requirement of the curve passing capability of the whole vehicle, the stabilizing wheels in the guide wheel stabilizing wheel assembly are contacted with the lower surface of the upper cover plate of the track, the normal acting force of the stabilizing wheels is vertical to the bogie, and the vertical left and right forces of the running wheels form an anti-overturning moment stabilizing bogie; the guide wheels are contacted with the left web plate and the right web plate, the normal acting force of the guide wheels is used for resisting the transverse inertia force from the getting-on vehicle, and the acting force between different guide wheels forms the steering moment of the bogie to force the bogie to run along the line; the fixed frame is connected with the bogie frame; the movable frame is connected with the bogie frame through the tightening oil cylinder, and acting forces between the stabilizing wheels and the track beam and acting wheels and the track beam are realized through the tightening oil cylinder, so that the adhesive force between the wheel rails is adjusted.
2. The hydraulic power bogie for a travel monorail engineering vehicle of claim 1, wherein: the power running device consists of a running motor, a running wheel set and a motor mounting seat; each bogie consists of two sets of running devices, one on each left and one on each right; the running wheel set is directly arranged on the section of the movable flange of the running motor, the running motor is directly driven, the fixed flange of the running motor is directly arranged on the motor mounting seat, the driving force or braking force from the ground is transmitted to the bogie frame through the running wheel, the running motor and the motor mounting seat, the left and right running devices are connected to the bogie frame through the same set of fasteners and are connected through the spigot, and vertical and longitudinal loads are transmitted.
3. The hydraulic power bogie for a travel monorail engineering vehicle of claim 1, wherein: the second series spring consists of a guide cylinder, a rubber spring group, a gasket and a nylon sliding plate, wherein the rubber spring group is arranged on the framework spring seat, the guide cylinder is sleeved on the rubber spring and the framework spring seat, and the nylon plate is arranged on the guide cylinder and is contacted with the frame.
4. The hydraulic power bogie for a travel monorail engineering vehicle of claim 1, wherein: the power running device transmits traction force and braking force to the vehicle with the rescue fault through the rescue hook plate seat.
5. The hydraulic power bogie for a travel monorail engineering vehicle of claim 1, wherein: the traction device adopts a rubber knuckle bearing structure, releases the horizontal rotation freedom degree of the bogie and the frame, and simultaneously transmits traction force and braking.
6. The hydraulic power bogie for a travel monorail engineering vehicle of claim 1, wherein: the guide wheel and the stabilizing wheel group in the guide wheel stabilizing wheel assembly are arranged on the mounting seat through shafting, so that respective rotation requirements are realized; the installation seat is connected with the movable frame through a shafting, the rotation freedom degree is released, the movable frame is connected with the fixed frame through sliding pairs around, and the movable frame and the fixed frame support can slide relatively.
7. The hydraulic power bogie for a travel monorail engineering vehicle of claim 1, wherein: when the power running device is installed, firstly, a running motor is installed on a motor installation seat, then a running wheel set is installed on the running motor, and then the power running device is integrally installed on a bogie frame; when the running wheel set needs to be replaced, the running wheel set can be directly disassembled for replacement without disassembling the power running device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310708106.6A CN116890889A (en) | 2023-06-15 | 2023-06-15 | Hydraulic power bogie suitable for travel monorail engineering vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310708106.6A CN116890889A (en) | 2023-06-15 | 2023-06-15 | Hydraulic power bogie suitable for travel monorail engineering vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116890889A true CN116890889A (en) | 2023-10-17 |
Family
ID=88314115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310708106.6A Pending CN116890889A (en) | 2023-06-15 | 2023-06-15 | Hydraulic power bogie suitable for travel monorail engineering vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116890889A (en) |
-
2023
- 2023-06-15 CN CN202310708106.6A patent/CN116890889A/en active Pending
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