CN211641797U - Get on or off bus auxiliary device - Google Patents
Get on or off bus auxiliary device Download PDFInfo
- Publication number
- CN211641797U CN211641797U CN201922182936.1U CN201922182936U CN211641797U CN 211641797 U CN211641797 U CN 211641797U CN 201922182936 U CN201922182936 U CN 201922182936U CN 211641797 U CN211641797 U CN 211641797U
- Authority
- CN
- China
- Prior art keywords
- air curtain
- air
- curtain generator
- generator
- entry
- 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.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000005507 spraying Methods 0.000 claims abstract description 9
- 239000003570 air Substances 0.000 description 163
- 238000010586 diagram Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
An getting-on/off assist device for a vehicle includes an air curtain generator for forming an air curtain in an area above a passenger getting-on/off path to block raindrops from falling into the area; the width of the air curtain is at least equal to that of the vehicle door, and the length L of the air curtain is at least larger than the diameter of one umbrella. The utility model discloses a set up the air curtain generator on the roof, form the air curtain in the upper region of passenger's route of getting on or off the bus in order to stop the raindrop to fall into this region, and the width of air curtain equals the width of door at least, the length of air curtain is greater than the diameter of an umbrella at least, has avoided the passenger to block up and receive the umbrella or open the umbrella at the door; by arranging the air amplifier, a small amount of compressed air is used for driving surrounding air to flow to form high-pressure and high-speed air flow; the optimal air curtain is formed in the area above the passenger getting on and off route by arranging the adjusting mechanism and adjusting the spraying position and/or the pitch angle and/or the length of the air curtain according to the falling route of the raindrops.
Description
Technical Field
The utility model relates to a vehicle field, concretely relates to get on or off bus auxiliary device, specially adapted unmanned bus, the top region through air curtain generator on passenger's route of getting on or off forms the air curtain in order to block that the raindrop falls into this region.
Background
In rainy days, the speed of getting on and off the bus for the passengers of the bus is obviously reduced, when getting on the bus, the passengers lift the umbrella and move to the bus door, and when getting off the bus, the passengers walk to the bus door and open the umbrella to get off the bus. In the process, because certain folding and unfolding space and time are needed for opening and folding the umbrella, people are often in a hurry to get on the bus, the bus door is often not only in a crowded state, but also the head and eyes of other passengers are easily touched by folding or unfolding the umbrella in the crowded space, and light people cause unnecessary noise and then cause safety accidents; moreover, the umbrella also shields the sight, so that passengers are easy to collide with people, bicycles and the like on the getting-on and getting-off paths, and safety accidents are caused.
In recent years, unmanned buses have been put into use in succession. However, in the face of complex road environments, the training data is still insufficient, and for some special scenarios, such as rainy weather, passengers getting on and off the vehicle still appear to be insufficient, which limits the application of such vehicles. Therefore, the market is expecting to provide an auxiliary device for getting on and off the bus, which solves various problems caused by getting on and off the bus and getting umbrella by passengers in rainy days, and is especially suitable for the unmanned bus.
Disclosure of Invention
The utility model provides a get on or off bus auxiliary device, next do further explanation to this technical scheme.
An getting-on/off assist device for a vehicle includes an air curtain generator for forming an air curtain in an area above a passenger getting-on/off path to block raindrops from falling into the area.
Preferably, the width of the air curtain is at least equal to the width of the vehicle door, and the length L of the air curtain is at least larger than the diameter of one umbrella.
Preferably, the air curtain generator is disposed within a cowling disposed on the vehicle roof and having an air inlet port and an air outlet port, the air curtain generator being disposed within the air outlet port. In rainy days, raindrops are carried in the air, and the air curtain generator can directly utilize the air with raindrops to generate a rainproof air curtain and also can utilize the air without raindrops to generate the rainproof air curtain.
Preferably, the exhaust port is disposed on a side close to the door, and the intake port is disposed on a side away from the door. The air inlet port may be provided at a suitable position on the roof, and as long as it is spaced from the air outlet port, raindrops in the air are free to fall down onto the roof without flowing with the air to the vicinity of the air curtain generator.
Alternatively, the air curtain generator may be formed using a plurality of small electric fans arranged in an array at a suitable pitch to provide a continuous stable air curtain.
Preferably, the air curtain generator is formed by an array of air amplifiers which are supplied with the required compressed air from an on-board compressed air source. The air amplifier utilizes the coanda Effect (Coada Effect), uses a small amount of compressed air as a power source to drive surrounding air to flow to form high-pressure and high-speed airflow, forms high-speed and high-flow airflow to flow out of the air amplifier, and further forms an air curtain in an area above a passenger getting on and off route to prevent raindrops from falling into the area.
Preferably, the air amplifier is an air amplifier in a shape of a long bar frame to form an air curtain having a sufficient width.
The vehicle-mounted compressed air source can be an existing compressed air storage tank on an existing bus or an additionally arranged electric air compressor.
The air curtain generator is arranged on the adjusting mechanism, and the adjusting mechanism is used for adjusting the position, the pitch angle and/or the length of the air curtain.
Further, the adjusting mechanism may be a pitching mechanism for driving the air curtain generator to swing to control the discharge angle of the air curtain generator, and the pitching mechanism drives the air curtain generator to swing along an axis parallel to the length direction of the roof. Generally, the passenger getting on and off paths are basically vertical to the vehicle door, and when the pitching mechanism drives the air curtain generator to swing along an axis parallel to the length direction of the vehicle roof, the blowing angle of the air curtain generator is changed, so that the blowing direction of the air curtain is maintained to be approximately vertical to the rain drop path, and the optimal air curtain maintaining effect is achieved.
Further, the adjusting mechanism may also be a moving mechanism for driving the air curtain generator to move to control the discharge position of the air curtain generator, and the moving mechanism drives the air curtain generator to move along the length and/or width direction of the roof, so as to adjust the position of the air curtain. The moving mechanism may also drive the air curtain generator to move in the width direction of the roof. When the moving mechanism can also drive the air curtain generator to move to a position far away from the vehicle door along the width direction of the vehicle roof, the length of the formed air curtain which can be actually used by the passenger is shortened, and conversely, the length of the formed air curtain is lengthened.
Alternatively, the pitching mechanism and the moving mechanism can be electromechanical, electrohydraulic and other servo mechanisms.
Preferably, the adjusting mechanism is a turntable mechanism, and the air curtain generator is mounted on the turntable mechanism, so that when the turntable mechanism rotates, the azimuth angle of the air curtain can be adjusted, and at the same time, the turntable mechanism moves along the length and width directions of the vehicle body under the driving of a driving device such as a motor.
Furthermore, the spraying position, the pitch angle and the length of the air curtain generator are adjusted in an automatic or manual control mode; the manual control is that a driver judges the wind direction and the rain according to the driver, or after looking up the rain curtain directly through a camera arranged on the roof of the vehicle, the manual adjustment is carried out through a button or other control devices; the automatic control is automatically performed by an automatic control system.
The automatic control system comprises an electronic control device, a wind direction sensor and a rainfall sensor, wherein the wind direction sensor measures the vector angle between the rainfall path and the vehicle body, the rainfall sensor measures the rainfall, and the electronic control device automatically adjusts the air curtain according to the wind direction sensor and the rainfall sensor.
Has the advantages that: compared with the prior art, the utility model discloses a set up the air curtain generator on the roof, form the air curtain in the upper region on passenger's route of getting on or off the bus in order to block that the raindrop falls into this region, just the width of air curtain equals the width of door at least, the length of air curtain is greater than the diameter of an umbrella at least, and during rainy day passenger gets on or off the bus, owing to formed rainproof air curtain in the upper region on route of getting on or off the bus, the passenger can be collected the umbrella before getting on the bus, or opens the umbrella after getting off the bus again, has avoided the passenger to block up and has received the umbrella or open the umbrella at the door, consequently can guarantee the passenger as when the weather of no rain freely gets on or off the bus; meanwhile, an air amplifier is arranged, and a small amount of compressed air is used as a power source to drive surrounding air to flow to form high-pressure and high-speed airflow by utilizing a coanda Effect (Coada Effect); the optimal air curtain is formed in the area above the passenger getting on and off route by arranging the adjusting mechanism and adjusting the spraying position and/or the pitch angle and/or the length of the air curtain according to the falling route of the raindrops.
Drawings
FIG. 1: the structure of the utility model is shown schematically;
FIG. 2: the structure schematic diagram of the fairing 2 is added;
FIG. 3: a schematic structural diagram of the air amplifier 11 is added;
FIG. 4: the structure schematic diagram after the adjusting mechanism is added;
FIG. 5: a schematic structure diagram after an automatic control system is added;
in the figure: the system comprises a 1-air curtain generator, a 11-air amplifier, a 2-fairing, a 21-air inlet port, a 22-air outlet port, a 3-pitching mechanism, a 4-moving mechanism, a 5-electronic control device, a 6-wind direction sensor, a 7-rainfall sensor, an 81-roof, an 82-car door, an 83-vehicle-mounted compressed air source and a 9-umbrella.
Detailed Description
A specific embodiment of the present invention will now be described in detail with reference to fig. 1-5.
An getting-on/off auxiliary device for a vehicle comprises an air curtain generator 1, wherein the air curtain generator 1 is used for forming an air curtain in an area above a passenger getting-on/off route so as to prevent raindrops from falling into the area; preferably, the width of the air curtain is at least equal to the width of the door 82, and the length L of the air curtain is at least greater than the diameter of one umbrella 9.
For example, the height of the roof of a common bus is about 3m, the air curtain generator 1 is installed at a high position, so that the trouble to the surrounding environment is avoided, the width of a bus door is about 1.5m, the diameter of a portable umbrella is about 1.2m, the air curtain generated by the air curtain generator 1 and the fairing 2 has such width and length that a passenger can freely open or close the umbrella under the air curtain, when the air curtain is enough to form a rainproof corridor above the path between the bus door and the bus platform, the passenger does not need to open the umbrella when getting off and walking to or getting off the bus platform, and the passenger can freely get on or off the bus in rainy weather, so that great convenience is brought.
Preferably, the air curtain generator 1 is disposed in a cowling 2, and referring to fig. 2, the cowling 2 is disposed on a vehicle roof 81 and has an intake port 21 and an exhaust port 22, the exhaust port 22 is disposed on a side close to a vehicle door 82, and the air curtain generator 1 is disposed in the exhaust port 22. In rainy days, raindrops are carried in the air, the air curtain generator 1 can directly utilize the air with raindrops to generate a rainproof air curtain, and can also utilize the air without raindrops to generate the rainproof air curtain, and therefore, a fairing 2 is arranged on the roof 81, and the fairing 2 is used for improving the aerodynamic characteristics of the roof 81 and providing the air curtain generator 1 with air without raindrops. The intake port 21 is provided on a side away from the vehicle door 82. The air inlet port 21 may be provided at a suitable position on the roof 81 so long as it is spaced apart from the air outlet port 22, and raindrops in the air may freely fall down onto the roof 81 without flowing to the vicinity of the air curtain generator 1 with the air.
The air curtain generator may be formed using a plurality of small electric fans arranged in an array at a suitable pitch to provide a continuous and stable air curtain.
Preferably, the air curtain generator 1 is formed using an array of air amplifiers 11 to provide an air curtain of greater length, and similarly the plurality of air amplifiers 11 are arranged in an array at suitable intervals to provide a continuous air curtain of sufficient width and length. The air amplifier 11 is provided with required compressed air by a vehicle-mounted compressed air source 83, the air amplifier 11 utilizes a coanda Effect (Coada Effect), a small amount of compressed air is used as a power source to drive surrounding air to flow to form high-pressure and high-speed airflow, the flow rate of the high-pressure and high-speed airflow is at least 50 times of the air consumption, the compressed air flows through an annular nozzle at high speed after flowing into an annular cavity through an air inlet, the primary airflow is adsorbed on the contour surface, a low-pressure area is generated in the center of the cavity, therefore, a large amount of surrounding air is sucked, the primary airflow and the surrounding airflow are combined to form high-speed and high-flow airflow which flows out of the air amplifier, and an air curtain is formed in an area above a passenger getting on and off a bus.
The air amplifier 11 mainly has two types, one type is a circular ring shape, the other type is a long strip frame shape, the long strip frame shape air amplifier is preferably adopted as a preferred embodiment in the embodiment to form an air curtain with enough width, and the vehicle-mounted compressed air source 83 can be an existing compressed air storage tank on an existing bus or an additionally arranged electric air compressor.
Further, the air curtain generator 1 is arranged on an adjusting mechanism for adjusting the position and/or pitch angle and/or length of the air curtain.
The adjusting mechanism may be a pitching mechanism 3 for driving the air curtain generator 1 to swing to control the blowing angle of the air curtain generator 1, and since the rain drops fall under the action of the wind in a direction not necessarily vertical and possibly inclined, and the rain drops fall on the air curtain in a direction not necessarily flowing down the combined water flow, the pitching angle of the air curtain generated by the air curtain generator 1 should also be variable. For this purpose, a pitching mechanism 3 is provided for adjusting the pitching angle of the air curtain, the pitching mechanism 3 drives the air curtain generator 1 to swing along an axis parallel to the length direction of the roof 81, the path of passengers getting on and off the vehicle is generally perpendicular to the door, and when the pitching mechanism 3 drives the air curtain generator 1 to swing along an axis parallel to the length direction of the roof 81, the angle of the air flow sprayed by the air curtain generator is changed, so as to maintain the direction of the air flow to be nearly perpendicular to the rain drop path, thereby achieving the best air curtain maintenance effect.
The adjusting mechanism can also be a moving mechanism 4 for driving the air curtain generator 1 to move so as to control the spraying position of the air curtain generator 1, and the position of the air curtain can be adjusted because the falling direction of rain under the action of wind is not necessarily vertical and can be inclined; for this purpose, a moving mechanism 4 is provided to drive the air curtain generator 1 to move in the longitudinal direction of the roof 81 to adjust the position of the air curtain, and the moving mechanism 4 may also drive the air curtain generator 1 to move in the width direction of the roof 81. When the moving mechanism 4 can also drive the air curtain generator 1 to move to a position away from the door in the width direction of the roof 81, the length of the air curtain actually available to the occupant is shortened, and conversely, the length is lengthened.
The pitching mechanism 3 and the moving mechanism 4 can be electromechanical, electrohydraulic and other types of servo mechanisms, can be selected according to actual needs, and are not limited to the above, and the control of the rotation of the pitching mechanism 3 and the movement of the moving mechanism 4 is mature prior art, and the invention is not further explained.
In this embodiment, as a preferred embodiment, the pitching mechanism 3 and the moving mechanism 4 are structurally integrated, that is, the adjusting mechanism can simultaneously control the spraying position and the spraying angle of the air curtain generator 1, the adjusting mechanism is a turntable mechanism, and the air curtain generator 1 is mounted on the turntable mechanism, when the turntable mechanism rotates, the azimuth angle of the air curtain can be adjusted, and at the same time, the turntable mechanism moves along the length and the width direction of the vehicle body under the driving of a driving device such as a motor, and the like, without being limited thereto.
The adjustment of the position, the pitch angle and the length that air curtain generator 1 sprays can be the judgement of driver to wind direction and rain according to oneself, perhaps directly look over behind the rain curtain through the camera of installing on roof 81, carry out manual adjustment through button or other controlling means, also can carry out automatic control through automatic control system, automatic control system includes electronic control device 5, wind direction sensor 6 and rainfall sensor 7, wind direction sensor 6 measures the vector angle of rainfall's route and automobile body, and rainfall sensor 7 measures the size of rainfall, electronic control device 5 carries out automatic adjustment to the air curtain according to wind direction sensor 6 and rainfall sensor 7 to satisfy actual needs.
According to the invention, the air curtain generator is arranged on the roof, the air curtain is formed in the area above the route for passengers to get on and off the vehicle so as to prevent raindrops from falling into the area, the width of the air curtain is at least equal to that of the vehicle door, the length of the air curtain is at least larger than the diameter of one umbrella, and when passengers get on or off the vehicle in rainy days, as the rainproof air curtain is formed in the area above the route for passengers to get on or off the vehicle, the passengers can fold the umbrella before getting on the vehicle or unfold the umbrella after getting off the vehicle, so that the situation that the passengers jam at the vehicle door to fold or unfold the umbrella is avoided, and the passengers can get on or off the vehicle freely in rainy days; meanwhile, the air amplifier 11 is arranged to drive the ambient air to flow to form high-pressure and high-speed air flow by using a coanda Effect (Coada Effect) and using a small amount of compressed air as a power source; the optimal air curtain is formed in the area above the passenger getting on and off route by arranging the adjusting mechanism and adjusting the spraying position and/or the pitch angle and/or the length of the air curtain according to the falling route of the raindrops.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An getting-on/off assist device is characterized by comprising an air curtain generator (1), wherein the air curtain generator (1) is used for forming an air curtain in an area above a passenger getting-on/off route so as to prevent raindrops from falling into the area; the air curtain generator (1) is arranged in the fairing (2), the fairing (2) is arranged on the roof (81) and is provided with an air inlet port (21) and an air outlet port (22), and the air curtain generator (1) is arranged in the air outlet port (22).
2. An entry and exit assistance device according to claim 1, characterized in that: the exhaust port (22) is provided on a side close to the door (82), and the intake port (21) is provided on a side away from the door (82).
3. An entry and exit assistance device according to claim 2, characterized in that: the air curtain generator (1) is formed by adopting an air amplifier (11) array, and the air amplifier (11) is provided with required compressed air by a vehicle-mounted compressed air source (83).
4. An entry and exit assistance device according to claim 3, characterized in that: the air amplifier (11) is a strip-shaped frame-shaped air amplifier.
5. An entry and exit assistance device according to any one of claims 1 to 4, wherein: the air curtain generator (1) is arranged on an adjusting mechanism, and the adjusting mechanism is used for adjusting the position, the pitch angle and/or the length of the air curtain.
6. An entry and exit assistance device according to claim 5, wherein: the adjusting mechanism is a pitching mechanism (3) for driving the air curtain generator (1) to swing so as to control the spraying angle of the air curtain generator (1), and the pitching mechanism (3) drives the air curtain generator (1) to swing along an axis parallel to the length direction of the vehicle roof (81).
7. An entry and exit assistance device according to claim 5, wherein: the adjusting mechanism is a moving mechanism (4) for driving the air curtain generator (1) to move so as to control the spraying position of the air curtain generator (1), and the moving mechanism (4) drives the air curtain generator (1) to move along the length and/or width direction of the vehicle roof (81), so that the position of the air curtain is adjusted.
8. An entry and exit assistance device according to claim 5, wherein: the adjusting mechanism is a turntable mechanism, the air curtain generator (1) is installed on the turntable mechanism, when the turntable mechanism rotates, the azimuth angle of the air curtain can be adjusted, and meanwhile, the turntable mechanism moves along the length direction and the width direction of the vehicle body of the vehicle under the driving of a driving device such as a motor.
9. An entry and exit assistance device according to claim 1, characterized in that: the width of the air curtain is not less than that of the vehicle door (82), and the length L of the air curtain is not less than the diameter of the umbrella (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922182936.1U CN211641797U (en) | 2019-12-09 | 2019-12-09 | Get on or off bus auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922182936.1U CN211641797U (en) | 2019-12-09 | 2019-12-09 | Get on or off bus auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211641797U true CN211641797U (en) | 2020-10-09 |
Family
ID=72695037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922182936.1U Expired - Fee Related CN211641797U (en) | 2019-12-09 | 2019-12-09 | Get on or off bus auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211641797U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115088594A (en) * | 2022-08-05 | 2022-09-23 | 浙江育英职业技术学院 | District property movable type green belt sprinkling irrigation device |
-
2019
- 2019-12-09 CN CN201922182936.1U patent/CN211641797U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115088594A (en) * | 2022-08-05 | 2022-09-23 | 浙江育英职业技术学院 | District property movable type green belt sprinkling irrigation device |
| CN115088594B (en) * | 2022-08-05 | 2024-02-02 | 浙江育英职业技术学院 | Mobile greenbelt sprinkler for community property |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8857758B2 (en) | Lighter-than-air vehicle for shading | |
| CN102589263B (en) | Compressed air profiling blowing device | |
| US20160185400A1 (en) | Airflow director in a temperature controlled transport unit | |
| CN211641797U (en) | Get on or off bus auxiliary device | |
| CN109398508A (en) | Variable-width aerodynamics spoiler component and control logic for motor vehicles | |
| CN201559624U (en) | Protector for automobile | |
| CN107117215B (en) | A kind of body upright post deflector and automobile | |
| KR20140029802A (en) | Side molding for wind shield glass of vehicle | |
| CN107082046A (en) | A kind of automatic brush rain device of automobile rearview mirror | |
| CN105398461A (en) | Air blowing system for railway train surface | |
| JP5256479B2 (en) | Automobile rearview mirror glass air blowing device | |
| JP2011020461A (en) | Rain spoiler | |
| KR20110018943A (en) | Air-blowing device for automobile back window | |
| CN207207901U (en) | A kind of automobile outer rear-view mirror | |
| CN107351847B (en) | Air track sharing trolley bus | |
| CN105438278B (en) | A kind of automobile disturbing flow device improving fuel economy | |
| Goetz | The influence of wind tunnel tests on body design, ventilation, and surface deposits of sedans and sport cars | |
| CN217074560U (en) | Kuppe mechanism and vehicle | |
| CN208593370U (en) | A kind of automobile-used jet Rain-removing system | |
| CN106314281A (en) | Blind area monitoring and warning device and rearview mirror of automobile | |
| CN109250082A (en) | A kind of multiaxis low latitude manned vehicle | |
| CN212897787U (en) | Intelligent integrated toll ticket booth | |
| CN205113257U (en) | Rain -proof snow device of car | |
| WO2021017758A1 (en) | Rail car | |
| CN101380940A (en) | Rain-removing method of automobile rear view mirror and apparatus thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 |