CN206623823U - A kind of vehicle rollover judges and universal wheel automatic anti-rollover device - Google Patents
A kind of vehicle rollover judges and universal wheel automatic anti-rollover device Download PDFInfo
- Publication number
- CN206623823U CN206623823U CN201720284211.1U CN201720284211U CN206623823U CN 206623823 U CN206623823 U CN 206623823U CN 201720284211 U CN201720284211 U CN 201720284211U CN 206623823 U CN206623823 U CN 206623823U
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- China
- Prior art keywords
- vehicle
- gravity
- rollover
- universal wheel
- telescopic shaft
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Abstract
A kind of vehicle rollover judges and universal wheel automatic anti-rollover device, device for detecting center of gravity including being capable of collection vehicle position of centre of gravity in real time, device for detecting center of gravity sends detection signal to ECU electronic control units, and the signal output part connection of ECU electronic control units can adjust the executing agency of height at left and right sides of vehicle body；Described executing agency is included being symmetricly set at left and right sides of vehicle frame by the telescopic shaft of Driven by Hydraulic Cylinder, the bottom installation universal wheel of telescopic shaft；Described hydraulic cylinder connection hydraulic pump, and connecting line is provided with the magnetic valve being connected with ECU electronic control units.Described device for detecting center of gravity is arranged between vehicle bridge and vehicle frame, and in the longitudinally perpendicular symmetrical plane of vehicle body.The position of centre of gravity of the real-time collection vehicle of the utility model, when vehicle occurs to turn on one's side dangerous, the flexible elongate axis of inclined side is controlled, and then center of gravity is returned to normal condition, be quick on the draw.
Description
Technical field
It the utility model is related to a kind of vehicle structure, and in particular to a kind of vehicle rollover judges and universal wheel automatic anti-rollover
Device.
Background technology
Vehicle in the process of moving due to load skewness, turn when excessive velocities, inclination or by wind-force
Under the influence of natural cause, easily to break away the even unsafe condition such as rollover occur, and large and medium-sized lorry is due to own vol
Greatly, center of gravity is higher, and it is higher that the dangerous probability of rollover occurs when running at high speed.Side occurs in the process of moving in order to reduce automobile
Turn over and cause accident, existing vehicle automatic anti-rollover device, such as " Vehicular multifunction rollover decision-making system and automatic anti-rollover dress
Put " (A of Publication No. CN 102092374) disclose a kind of Anti-side-turning device of the flexible shaft type in left and right, and the device is in control car
The travel area that can be taken during rollover by telescopic shaft to the left or right side is stretched out respectively, during this Anti-side-turning device application
It is larger, and passing vehicle may be hampered, easily trigger traffic accident, therefore application has certain limitation.
Utility model content
The purpose of this utility model is to be directed to above-mentioned the problems of the prior art, there is provided a kind of vehicle rollover judgement and ten thousand
To wheel automatic anti-rollover device, can automatic detection vehicle whether occur that rollover is dangerous and is modified in time.
To achieve these goals, the technical solution adopted in the utility model is：
Device for detecting center of gravity including being capable of collection vehicle position of centre of gravity in real time, device for detecting center of gravity send detection signal
To ECU electronic control units, the signal output part connection of ECU electronic control units can adjust holding for vehicle body left and right sides height
Row mechanism；Described executing agency includes being symmetricly set on telescopic shaft of the vehicle frame left and right sides by Driven by Hydraulic Cylinder, telescopic shaft
Bottom is installed by universal wheel；Described hydraulic cylinder connection hydraulic pump, and connecting line is provided with what is be connected with ECU electronic control units
Magnetic valve.
Described device for detecting center of gravity is arranged between vehicle bridge and vehicle frame, and in the longitudinally perpendicular symmetrical plane of vehicle body.
Described device for detecting center of gravity includes centre-of gravity shift pointer and sensor.
Described bottom of frame is provided with fixing axle by the way that support is parallel with vehicle body direction, by the telescopic shaft of Driven by Hydraulic Cylinder
It is socketed in fixing axle and can be rotated around fixing axle, telescopic shaft remains vertical relative to ground under gravity
Directly.
Described universal wheel is fixed in rotary shaft by universal wheel shaft, and rotary shaft is fixed on flexible with bearing interference fit
In fixing axle board below axle.Described ECU electronic control units are also respectively connected with LCD MODULE and voice message
Module.
Described ECU electronic control units connection system sets circuit.
Compared with prior art, the utility model passes through the position of centre of gravity of the real-time collection vehicle of device for detecting center of gravity, ECU electricity
Sub-control unit is by the signal collected compared with given threshold scope, and when vehicle occurs to turn on one's side dangerous, control tilts
The flexible elongate axis of side, and then center of gravity is returned to normal condition, it is quick on the draw.The utility model Detection ＆ Controling process can
It is automatically performed, without manually being operated, when rollover is dangerous to be eliminated, telescopic shaft automatic retracted resets, and intelligence is reliable.Due to this
The telescopic shaft of device stretches only in the longitudinally perpendicular plane of vehicle, therefore will not hinder the traveling of vehicular traffic, improves car
Traveling security.In addition, when vehicle failure, when such as changing tire, the telescopic shaft of corresponding side can be adjusted by the device
Stretch without using jack, being easy to the maintenance of vehicle.The utility model can aid in adjusting when vehicle is driven into compared with outer curve
Whole vehicle's center of gravity, prevent vehicle from sailing out of bend because centrifugal force is excessive, by being installed in close to the position of vehicle middle front part,
When having an accident, the regular hour can be striven for driver and passenger's escape, save lives and properties, practicality is stronger.
Further, the utility model installs universal wheel in the bottom of telescopic shaft, and bottom of frame passes through support and vehicle body
Direction is parallel to be provided with fixing axle, is socketed in fixing axle by the telescopic shaft of Driven by Hydraulic Cylinder and can be turned around fixing axle
Dynamic, universal wheel can carry out 360 ° of rotations, and telescopic shaft remains vertical relative to ground under gravity, when vehicle runs into
It when sideslip occurs for emergency, can also prevent vehicle from turning on one's side, reduce casualties and some unnecessary losses.
Brief description of the drawings
The implementation principle block diagram of Fig. 1 the utility model devices；
The assembling structure schematic diagram of Fig. 2 the utility model devices；
Fig. 3 a the utility model is installed on the side view of four-wheel car；
Fig. 3 b the utility model is installed on the upward view of four-wheel car；
The assembled front view of Fig. 4 a the utility model executing agency；
The assembling side elevation of Fig. 4 b the utility model executing agency；
Fig. 5 a the utility model prevents view when vehicle is turned on one's side to the left；
Fig. 5 b the utility model prevents view when vehicle is turned on one's side to the right；
Fig. 5 c the utility model is in servo condition schematic diagram；
In accompanying drawing：Centre-of gravity shift pointer and sensor before 1-；2- tailheaviness offset pointer and sensor；3- liquid crystal display modes
Block；4-ECU electronic control units；Executing agency on the left of 5-；Executing agency on the right side of 6-；7- voice cue modules；8- vehicle frames；9- is left
Front-wheel；10- off-front wheels；11- flexible members；12- front axles；13- left rear wheels；14- off hind wheels；15- rear axles；16- fixing axles；
17- hydraulic cylinders；Telescopic shaft on the left of 18-；Telescopic shaft on the right side of 19-；20- fixing axle boards；21- rotary shafts；The universal wheel shafts of 22-；23-
Left universal wheel；The right universal wheels of 24-；25- magnetic valves；26- hydraulic pumps.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Referring to Fig. 1, the center of gravity that the utility model automatic anti-rollover device includes being capable of collection vehicle position of centre of gravity in real time is examined
Device is surveyed, device for detecting center of gravity sends detection signal defeated to ECU electronic control units 4, the signal of ECU electronic control units 4
The executing agency of height at left and right sides of vehicle body can be adjusted by going out end connection；Device for detecting center of gravity includes centre-of gravity shift pointer and biography
Sensor.ECU electronic control units 4 connect system and set circuit, and its output end is also respectively connected with LCD MODULE 3 and voice carries
Show module 7.
Referring to Fig. 2, by taking common four-wheel car as an example, including a front axle and a rear axle.
Two vehicle bridge are provided with for vehicle, the quantity of centre-of gravity shift pointer and sensor are arranged to two, centre-of gravity shift
Pointer and sensor are respectively positioned in longitudinal direction of car vertical plane of symmetry, and preceding centre-of gravity shift pointer and sensor 1 are arranged on vehicle car
Between frame 8 and vehicle front axle 12 and perpendicular to the front axle 12 and the vehicle frame 8 of vehicle, tailheaviness offset pointer and sensor
2 are arranged between the vehicle frame 8 of vehicle and the vehicle rear axle 15 and perpendicular to the rear axle 15 and vehicle frame 8 of vehicle.Sensor
Output end be connected respectively the input of ECU electronic control units 4, centre-of gravity shift pointer is used to detect the left and right of vehicle
Barycentre offset, this shifted signal is transmitted to by ECU electronic control units 4 by sensor, passes through ECU electronic control units 4
In CPU (central processing unit) processing conversion, provide the reference value of vehicle shift degree.
System connects executing agency, and the executing agency is used to prevent vehicle rollover.Executing agency and ECU Electronic Control lists
Member 4 is connected and is controlled by it acting, and Anti-side-turning device comprises at least an executing agency, according to the length of vehicle frame and the core of vehicle
Determine the quantity that load sets executing agency, the left side that each executing agency includes on carriage frame and being arranged symmetrically performs
Mechanism 5 and right side executing agency 6.Referring to Fig. 3 b, described left side executing agency 5 and right side executing agency 6 include a liquid
Cylinder pressure 17, hydraulic cylinder 17 are respectively arranged below with left side telescopic shaft 18 and right side telescopic shaft 19, and located at the He of left side telescopic shaft 18
The rotary shaft 21 of the lower section of right side telescopic shaft 19, left side universal wheel 23 and right side universal wheel 24 is fixed with rotary shaft 21, per side
The quantity of universal wheel is two below telescopic shaft, and telescopic shaft provides power by dynamical element, and passes through power and transmission member
Part control telescopic shaft performs expanding-contracting action, and original state, universal wheel contacts with ground, and is travelled forward with vehicle.
Specifically, referring to shown in Fig. 4 a and 4b, terminal is fixed on vehicle frame by fixing axle 16 on the telescopic shaft, and can
Swing around the fixing axle 16, influenceed by gravity factor, the telescopic shaft remains vertical relative to ground.It is described to stretch
Have fixing axle board 20 below contracting axle, the fixing axle board 20 built with bearing, rotary shaft 21 below the telescopic shaft with
Bearing in fixing axle board 20 is connected by being interference fitted, and universal wheel shaft 22 is also equipped with the rotary shaft 21, described universal
Wheel in rotary shaft 21, can carry out 360 ° of rotations by universal wheel shaft 22.
Centre-of gravity shift pointer and sensor 1 and tailheaviness offset pointer and sensing before ECU electronic control units 4 receive respectively
The barycentre offset of device 2, the CPU in ECU electronic control units 4 are calculated as below：
The first step：By installed in the pointer offset amount θ 1 of the preceding centre-of gravity shift pointer 1 of vehicle front axle and installed in rear car
(wherein-θ 1 ,-θ 2 distinguish table to the pointer offset amount θ 2 of tailheaviness offset pointer 2 compared with the peak value θ that vehicle is set on bridge
Show 1,2 offset to the left of centre-of gravity shift pointer；+ θ 1 ,+θ 2 represent 1,2 skew to the right of centre-of gravity shift pointer respectively
Amount).
Second step：Currently, when the ∣ of 1 ∣, ∣ θ of pointer offset Liang ∣ θ 2 of tailheaviness offset pointer reach vehicle rollover setting value θ,
ECU electronic control units 4 send voice message through delay, at the same output end also to pointer offset amount θ is big and sharply increase that
Side executing agency sends anti-rollover instruction, executing agency's action.Currently, the ∣ of 1 ∣, ∣ θ of backpointer Pian Yi Liang ∣ θ 2 return to system
When in the safe range of setting, ECU electronic control units 4, which are sent, terminates anti-rollover instruction, device is in servo condition.
As shown in figs. 3 a and 3b, dynamical element described in this example include hydraulic pump 26, left side and the magnetic valve on right side 25 and
Respective pipeline, the hydraulic pump 26 are connected by the pipeline through respective magnetic valve 25 with respective described actuated element,
Each actuated element includes hydraulic cylinder 17, and the hydraulic cylinder 17 is connected by pipeline with respective telescopic shaft, described flexible
The upper terminal of axle is fixed on carriage 8 by fixing axle 16.Wherein, the left and right execution in the output end of ECU electronic control units 4
The out-put supply signal wire of mechanism correspondingly connects the power signal line of the left side and right side magnetic valve 25.
As shown in Figure 3 b, the universal wheel of original state telescopic shaft rolls with wheel together, and its wheelspan is less than vehicle
Wheelspan.In this example, the telescopic shaft 18 in left side is fixed on vehicle frame 8 by fixing axle 16 respectively with terminal on the telescopic shaft 19 on right side
Left inside side and Right Inboard, be connected by fluid pressure line with respective hydraulic cylinder 17, hydraulic pump 26 pass through magnetic valve 25 transfer liquid
Cylinder pressure 17 drives respective telescopic shaft to stretch.The power signal line of respective magnetic valve 25 is connected respectively ECU Electronic Controls
The power signal line of left and right executing agency in the output of unit 4, respective magnetic valve is controlled by ECU electronic control units 4
25, and then control the amount of the telescopic shaft output liquid to left and right of hydraulic pump 26 to adjust the flexible of left and right telescopic shaft.
As shown in figures 4 a and 4b, terminal is fixed on vehicle frame by fixing axle 16 on telescopic shaft, and can be left around fixing axle 16
Right swing, is influenceed by gravity factor, and telescopic shaft remains vertical relative to ground.There is fixing axle board 20 below telescopic shaft,
Built with bearing, the rotary shaft 21 below telescopic shaft connects fixing axle board 20 with the bearing interference fit in fixing axle board 20
Connect, universal wheel shaft 22 is also equipped with rotary shaft 21, the universal wheel in rotary shaft 21, can be done by the universal wheel shaft 22
360 ° of rotations.When vehicle runs into emergency circumstances generation sideslip, it is also possible to prevent vehicle and turns on one's side.
Vehicle equipped with the utility model embodiment described device, it is static or operation during, it is possible to exist with
Under several rollovers possibility, be specifically illustrated：
As shown in Figure 5 a, when the offset of vehicle's center of gravity offset pointer is displaced to the peak value θ and drastically of vehicle setting to the left
During increase, i.e.,：|-θ 1 |≤θ or |-θ 2 |≤θ, vehicle rollover decision-making system judge vehicle turn on one's side to the left, ECU electronic control units
The magnetic valve 25 of 4 output ends executing agency to the left sends the instruction of the hydraulic booster of telescopic shaft 18 to the left, and hydraulic pump 26 is by liquid
Liquid in cylinder pressure 17 is pressed into the telescopic shaft 18 of left side by hydraulic pipeline, and the elongation of left side telescopic shaft 18 prevents vehicle to the left
Turn over.
When the offset of centre-of gravity shift pointer is returned in the safe range of default, i.e.,：|-θ1|<θ and |-θ 2 |<
The magnetic valve 25 of the output end of θ, ECU electronic control unit 4 executing agency 5 to the left sends instruction, and hydraulic pump 26 is stopped, left
Liquid in side telescopic shaft 18 is because the pressure by vehicle frame is back in the hydraulic cylinder 17 of left side by fluid pressure line, left side telescopic shaft
18 are in such as Fig. 5 c anti-rollover servo conditions.
As shown in Figure 5 b, when the offset of vehicle's center of gravity offset pointer is displaced to the right the peak value θ and drastically of vehicle setting
During increase, i.e., |+θ 1 | >=θ or |+θ 2 | >=θ, vehicle rollover decision-making system judge vehicle turn on one's side to the right, ECU electronic control units 4
The magnetic valve 25 of output end executing agency to the right sends the instruction of the hydraulic booster of telescopic shaft 19 to the right, and hydraulic pump 26 is by hydraulic pressure
Liquid in cylinder 17 is pressed into the telescopic shaft 19 of right side by hydraulic pipeline, and the elongation of right side telescopic shaft 19 prevents vehicle from turning on one's side to the right.
When the offset of centre-of gravity shift pointer is returned in the safe range of default, i.e., |+θ 1 |<θ and |+θ 2 |<
The magnetic valve 25 of the output end of θ, ECU electronic control unit 4 executing agency 6 to the right sends instruction, and hydraulic pump 26 is stopped, right
Because the pressure by vehicle frame 8 is back in the hydraulic cylinder 17 of right side by fluid pressure line, right side is stretched for liquid in side telescopic shaft 19
Axle 19 is in anti-rollover servo condition as shown in Figure 5 c.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Any modification, equivalent substitution and improvements made in new spirit and principle etc., should be included in protection model of the present utility model
Within enclosing.
Claims (7)
1. a kind of vehicle rollover judges and universal wheel automatic anti-rollover device, it is characterised in that：Including being capable of real-time collection vehicle
The device for detecting center of gravity of position of centre of gravity, device for detecting center of gravity send detection signal to ECU electronic control units (4), ECU electronics
The signal output part connection of control unit (4) can adjust the executing agency of height at left and right sides of vehicle body；Described executing agency
Including being symmetricly set at left and right sides of vehicle frame (8) by the telescopic shaft of Driven by Hydraulic Cylinder, the bottom installation universal wheel of telescopic shaft；It is described
Hydraulic cylinder connection hydraulic pump, and connecting line is provided with the magnetic valve (25) that is connected with ECU electronic control units (4).
2. vehicle rollover according to claim 1 judges and universal wheel automatic anti-rollover device, it is characterised in that：Described
Device for detecting center of gravity is arranged between vehicle bridge and vehicle frame, and in the longitudinally perpendicular symmetrical plane of vehicle body.
3. vehicle rollover according to claim 1 or 2 judges and universal wheel automatic anti-rollover device, it is characterised in that：Institute
The device for detecting center of gravity stated includes centre-of gravity shift pointer and sensor.
4. vehicle rollover according to claim 1 judges and universal wheel automatic anti-rollover device, it is characterised in that：Described
Vehicle frame (8) bottom is provided with fixing axle by the way that support is parallel with vehicle body direction, and fixation is socketed in by the telescopic shaft of Driven by Hydraulic Cylinder
It can be rotated on axle and around fixing axle, telescopic shaft remains vertical relative to ground under gravity.
5. vehicle rollover according to claim 1 judges and universal wheel automatic anti-rollover device, it is characterised in that：Universal wheel
It is fixed on through universal wheel shaft in rotary shaft, rotary shaft is fixed in the fixing axle board below telescopic shaft with bearing interference fit.
6. vehicle rollover according to claim 1 judges and universal wheel automatic anti-rollover device, it is characterised in that：Described
ECU electronic control units (4) are also respectively connected with LCD MODULE (3) and voice cue module (7).
7. vehicle rollover according to claim 1 judges and universal wheel automatic anti-rollover device, it is characterised in that：Described
ECU electronic control units (4) connection system sets circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720284211.1U CN206623823U (en) | 2017-03-22 | 2017-03-22 | A kind of vehicle rollover judges and universal wheel automatic anti-rollover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720284211.1U CN206623823U (en) | 2017-03-22 | 2017-03-22 | A kind of vehicle rollover judges and universal wheel automatic anti-rollover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206623823U true CN206623823U (en) | 2017-11-10 |
Family
ID=60208280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720284211.1U Expired - Fee Related CN206623823U (en) | 2017-03-22 | 2017-03-22 | A kind of vehicle rollover judges and universal wheel automatic anti-rollover device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206623823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053130A (en) * | 2021-03-23 | 2021-06-29 | 西安黄河机电有限公司 | On-bridge vehicle operation risk early warning method and device |
-
2017
- 2017-03-22 CN CN201720284211.1U patent/CN206623823U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113053130A (en) * | 2021-03-23 | 2021-06-29 | 西安黄河机电有限公司 | On-bridge vehicle operation risk early warning method and device |
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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: 20171110 Termination date: 20180322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |