CN109624944A - Relay switch draws brake brake system, its control method and applies vehicle - Google Patents
Relay switch draws brake brake system, its control method and applies vehicle Download PDFInfo
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- CN109624944A CN109624944A CN201811517327.0A CN201811517327A CN109624944A CN 109624944 A CN109624944 A CN 109624944A CN 201811517327 A CN201811517327 A CN 201811517327A CN 109624944 A CN109624944 A CN 109624944A
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- brake
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- tappet
- inner cylinder
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 230000004888 barrier function Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 15
- 238000013016 damping Methods 0.000 claims description 11
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
- B60T7/22—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle, or by means of contactless obstacle detectors mounted on the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T11/00—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant
- B60T11/04—Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant transmitting mechanically
- B60T11/046—Using cables
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
Abstract
Brake brake system, its control method are drawn the present invention relates to a kind of relay switch and apply vehicle.It includes controller, vehicle speed sensor, range sensor, push-pull mechanism and pin point switch that relay switch, which draws brake brake system,；Vehicle speed sensor is connect with controller, be used to detect vehicle front and back travel condition and speed and to controller send speed signal；Range sensor is connect with controller, is used to detect before and after vehicle distances the distance of barrier and to controller transmission range signal；Push-pull mechanism is connect with controller, is used to execute brake operating under the control of the controller；Pin point switch is connect with controller, is opened or is switched under the control of service brake, is stepped on service brake and is opened pin point switch, the on-position of push-pull mechanism is then released by controller.This relay switch draws the low speed anticollision of brake brake system, and low speed locking can still tow, no risk, is not in sideslip, rollover hidden danger compared with high speed disc brake moment locking system.
Description
Technical field
Brake brake system, its control method are drawn the present invention relates to a kind of relay switch and apply vehicle.
Background technique
Present automotive performance is become better and better, and high-tech configuration is also higher and higher, but inevitably occurs collision thing sometimes
Part, automobile on the market uses four-wheel hydraulic disc brake locking system, at high cost, hidden danger of breakking away, turn on one's side easily occurs.
Summary of the invention
The technical problem to be solved by the present invention is existing brake system is at high cost and easy appearance is breakked away, rollover hidden danger, thus
A kind of relay switch drawing brake brake system is provided.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of relay switch draws brake brake system, including controller, vehicle speed sensor, range sensor, push-pull mechanism and
Pin point switch；Vehicle speed sensor is connect with controller, is used to detect the front and back travel condition and speed and to controller of vehicle
Send speed signal；Range sensor is connect with controller, is used to detect before and after vehicle distances the distance of barrier and to control
Device transmission range signal processed；Push-pull mechanism is connect with controller, is used to execute brake operating under the control of the controller；Pin point
Switch is connect with controller, is opened or is switched under the control of service brake, is stepped on service brake and is opened pin point switch, then passes through control
The on-position of device releasing push-pull mechanism.
Further, push-pull mechanism includes pedestal, motor, lead screw assembly and inner cylinder, and motor and lead screw assembly are mounted on bottom
On seat, controller is connected with motor, and lead screw assembly includes the screw rod and screw being threadedly engaged；Inner cylinder one end is mounted on screw rod or silk
On mother, motor driven screw or screw rod rotation, and cooperate the position limiting structure of limitation screw rod or screw rotation, to realize that motor drives
Dynamic inner cylinder makees linear expansion movement；The inner cylinder other end is equipped with the tappet of scalable movement, and the electric driving device that brakes passes through tappet
Outward output brake force, between tappet and inner cylinder setting damping spring, damping spring be respectively acting on tappet and inner cylinder, with
Lever provides damping force when protruding with respect to inner cylinder.
Further, the end that tappet is placed in interior tube inner chamber is equipped with follower block, and inner cylinder, which is equipped with, prevents follower block to be detached from
The limit film of its inner cavity, limit film is annular and is located at end of the inner cylinder far from pedestal, and tappet one end passes through limit film
Central through hole is stretched out from interior tube inner chamber, which is equipped with the card slot of annular, is arranged in card slot and tappet is avoided to enter
The circlip of interior tube inner chamber, damping spring cover on tappet, and between follower block and limit film.
Further, screw rod is installed in rotation on pedestal, and inner tube installation is equipped on pedestal and covers in silk on screw
Outer cylinder on the outside of thick stick component, position limiting structure is by being located at the positive stop strip axially extending along screw rod of outer medial wall of the tube and being located on screw
It is constituted with the limiting slot of positive stop strip cooperation.
Further, outer medial wall of the tube is equipped with the first stroke switch and second stroke of limitation screw limit of sports record position
Switch.
Further, tappet lateral wall be equipped with perforative first hole, tappet stretch out in tube inner chamber end face be equipped with
Second hole of the first hole connection, the first hole inner sidewall are equipped with the first opening, and the second hole inner sidewall is equipped with and the first open communication
Second opening, the first opening and the second opening form an aperture in connection aperture and second hole of first hole far from the second hole
Channel.
Further, controller is relay.
A kind of control method for being drawn brake brake system using aforementioned relay switch, controller are received speed signal and apart from letters
Number, and judge that vehicle moves forward or back according to speed signal, when the speed that vehicle advances is less than 15km/h and apart from front
When obstacle distance is less than or equal to 0.2m, controller controls push-pull mechanism and executes brake operating；After vehicle rollback and distance
When square obstacle distance is less than or equal to 0.4m, controller controls push-pull mechanism and executes brake operating；When opening pin point switch, lead to
Cross the on-position that controller releases push-pull mechanism.
A kind of vehicle, including vehicle body and aforementioned relay switch draw brake brake system, range sensor be several simultaneously
And it is mounted on the front and back of vehicle body, below the service brake that pin point switch is mounted on vehicle body, stepping on service brake can be opened
Pin point switch is opened, service brake connect with the preceding brake on vehicle body, and service brake and push-pull mechanism pass through brake cable, linkage board jointly and vehicle
Rear brake connection on ontology.
The beneficial effects of the present invention are:
This relay switch draws the low speed anticollision of brake brake system, better than four-wheel hydraulic disc brake locking system on the market.First is that
At low cost, cost, far below ten thousand yuan of Complex Electronic Systems Based easily on the market, is conducive to market and receives, is universal, easily less than hundred yuan
In Rapid Popularization；Second is that highly-safe, low speed locking can still be towed, no risk, compared with high speed disc brake moment locking system, no
It will appear sideslip, rollover hidden danger；Third is that it is flexible to operation, only just swash when advance speed is lower than 15km/h and incision reverse gear
Live system finds out obstacle by ultrasonic radar (range sensor), obtains signal, and pin point switch control releases on-position.
On the tappet of this push-pull mechanism install brake line, the power (400N or so) that brake line is subject to be it is stable, be no more than stop
The maximum carrying of line, is not in tensile phenomenon.This push-pull mechanism is in use, tappet connects rear brake by brake line, in screw rod
When the power of component is transmitted to brake line, damping spring between the two plays buffer function, under the identical use time, can drop
The deflection of low steel wire, prolongs the service life.First stroke switch, second stroke switch can limit screw limit of sports record position
It sets.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that relay switch draws brake brake system；
Fig. 2 is the perspective view of the explosion of push-pull mechanism；
Fig. 3 is the main view schematic cross-sectional view of push-pull mechanism；
Fig. 4 is the structural schematic diagram of tappet in Fig. 2；
Fig. 5 is the structural schematic diagram of card line seat and snap ring in Fig. 2.
Appended drawing reference: 1- pedestal；2- motor；3- screw rod；4- screw, 401- limiting slot；5- outer cylinder, 501- positive stop strip；6-
Inner cylinder, 601- limit film；7- tappet, 701- follower block, 702- card slot, the first hole 703-, the second hole 704-, 705- first are opened
Mouthful, 706- second is open；8- damps spring；9- circlip；10- card line seat, 1001- deck, 1002- card pipe, the first string holes of 1003-,
The first through slot of 1004-；11- snap ring, the second string holes of 1101-, the second through slot of 1102-；12- dust cover；13- brake line；14- conduit；
15- fixing head；16- first stroke switch；17- second stroke switch；18- controller；19- range sensor；20- pushes and pulls machine
Structure；21- pin point switch；22- service brake；It stops before 23-；24- rear brake；25- linkage board.
Specific embodiment
In order to make those skilled in the art more fully understand the present invention, in the following with reference to the drawings and specific embodiments to this hair
It is bright to be described in detail.
Embodiment one
As shown in Figure 1, a kind of relay switch draws brake brake system, including controller 18, vehicle speed sensor, range sensor
19, push-pull mechanism 20 and pin point switch 21；Vehicle speed sensor is connect with controller 18, is used to detect the front and back traveling shape of vehicle
State and speed simultaneously send speed signal to controller 18；Range sensor 19 is connect with controller 18, be used to detect vehicle away from
With a distance from the barrier of front and back and to 18 transmission range signal of controller；Push-pull mechanism 20 is connect with controller 18, is used for
Brake operating is executed under the control of controller 18；Pin point switch 21 is connect with controller 18, is opened under the control of service brake 22
Or switch, it steps on service brake 22 and opens pin point switch 21, the on-position of push-pull mechanism 20 is then released by controller 18.Control
Device 18 is relay.
Push-pull mechanism 20 includes pedestal 1, and the motor 2 and lead screw assembly that are mounted on pedestal 1, lead screw assembly include spiral shell
The screw rod 3 and screw 4 (referring to Fig. 2) of line cooperation, screw rod 3 is installed in rotation on pedestal 1, and brake line 13 is equipped on screw 4,
Motor 2 drives screw rod 3 to rotate, and the position limiting structure for cooperating limitation screw 4 to rotate, to realize the stretching motion of brake line 13.Electricity
2 output shaft of machine and screw rod 3 are set side by side, and 2 output shaft of motor drives screw rod 3 to rotate by one group of gear.Pedestal 1 is by upper and lower two
Shell merges, and one group of gear above-mentioned is placed in two enclosure interiors for constituting pedestal 1.
The outer cylinder 5 covered on the outside of lead screw assembly is installed on pedestal 1, position limiting structure by be located at 5 inner sidewall of outer cylinder along silk
The axially extending positive stop strip 501 of bar 3 and the limiting slot 401 being located on screw 4 with the cooperation of positive stop strip 501 are constituted, with reference to Fig. 2.Outside
Cylinder 5 and screw rod 3 are coaxially disposed.Limiting slot 401 is the through slot for being located at 4 lateral wall of screw.
With reference to Fig. 3,5 inner cavity of outer cylinder is equipped with cylindrical inner cylinder 6, and 6 lower end of inner cylinder is mounted on screw 4, and the upper end is worn
There is the tappet 7 of installation brake line 13, brake line 13 is indirectly attached on screw 4 by tappet 7.Tappet 7 is placed in 6 inner cavity of inner cylinder
End (7 lower end of tappet) be equipped with follower block 701,6 upper end of inner cylinder be equipped with prevent follower block 701 be detached from its inner cavity annular
Limit film 601, tappet 7 pass through the center of the limit film 601 of annular, are cased with damping spring 8 on tappet 7, damping spring 8 be located at
Between motion block 701 and limit film 601.Inner cylinder 6, tappet 7, follower block 701 and screw rod 3 are coaxially disposed.Tappet 7, follower block
701 be cylinder.
To avoid tappet 7 from falling into 6 inner cavity of inner cylinder, 7 lateral wall of tappet is equipped with the card slot 702 of annular, card in card slot 702
Equipped with the circlip 9 for avoiding tappet 7 from entering 6 inner cavity of inner cylinder.
In order to guarantee that brake line 13 stretches in a certain range, 5 inner sidewall of outer cylinder installs restricted 4 limit of sports record of screw
The first stroke switch 16 and second stroke switch 17 of position.As shown in figure 3,5 inner sidewall of outer cylinder is equipped with vertical strip groove, the
One stroke switch 16 and second stroke switch 17, which are caught in the strip groove, to be fixed.
4 lateral wall of screw is equipped with groove, and the lower end cap of inner cylinder 6 is in 4 outside of screw, and its inner sidewall is equipped with and cooperates with groove
Convex block, the fixation between inner cylinder 6 and screw 4 is realized by the embedded cooperation of groove and convex block.Alternatively, 6 one end spiral shell of inner cylinder
Line is sleeved on screw 4.
With reference to Fig. 4,7 lateral wall of tappet is equipped with the first hole 703 of perforative cylinder, and the first hole 703 is horizontally disposed, with
The end face that lever 7 stretches out 6 inner cavity of inner cylinder is equipped with the second cylindrical hole 704 being connected to the first hole 703, and the second hole 704 is vertical
Setting, 703 inner sidewall of the first hole are equipped with the first opening 705, and 704 inner sidewall of the second hole is equipped with the be connected to the first opening 705
Two openings 706, the first opening 705 form with the second opening 706 and are connected to aperture and second of first hole 703 far from the second hole 704
The channel in one aperture in hole 704, the interior fixing head 15 for being equipped with cylinder in the first hole 703, brake line 13 is across the second hole 704 and admittedly
Determine to be fixedly connected in the middle part of in the of first 15.
Outer cylinder 5 is equipped with dust cover 12 far from the end of pedestal 1, and dust cover 12 is equipped with the cover being connected to 5 inner cavity of outer cylinder
Through-hole, cover through-hole is interior to be equipped with card line seat 10, is cased with snap ring 11 on card line seat 10.As shown in figure 5, card line seat 10 includes deck 1001
With the card pipe 1002 for being connected to deck 1001, card pipe 1002 and the cooperation of 12 upper cover through hole whorl of dust cover, 11 sets of snap ring are managed in card
On the outside of 1002 and the two is threadedly engaged.Coaxial the first string holes 1003 and the second line are respectively equipped on card line seat 10 and snap ring 11
Hole 1101, card line seat 10 pass through the second string holes 1101, and 10 lateral wall of card line seat, which is equipped with, enters the first string holes 1003 for brake line 13
First through slot 1004,11 lateral wall of snap ring are equipped with the second through slot 1102 for entering the second string holes 1101 for brake line 13.It relatively rotates
Card line seat 10 and snap ring 11, so that the first through slot 1004 opening and the second through slot 1102 opening are staggered, to guarantee that brake line 13 begins
Final position is in the first through slot 1004 and the second through slot 1102.First string holes 1003 includes coaxial and aperture gradually small first segment and the
Two sections, second segment is between first segment and tappet 7.Conduit 14 is cased on the outside of brake line 13,14 one end of conduit is fixed on first
In the first segment of string holes 1003, the second segment that 13 one end of brake line passes through the first string holes 1003 is mounted on screw 4.
Working principle:
When hanging reverse gear, push-pull mechanism activation enters armed state, and reversing radar (is mounted on vehicle body rear at this time
Range sensor) supersonic sounding finds out reversing in the case that foreign object distance is less than 0.4m (distance parameter be an adjustable value)
Radar provides signal, and the motor that relay directly drives push-pull mechanism is tightened bracket arm (tappet) in 1.5 seconds, reached
Brake stops tight parking in situ, avoids knocking foreign object.
When hanging drive shift, measuring car speed is sentenced by the signal of vehicle speed sensor, when (this speed is adjustable lower than 15km/h for speed
Section) when, push-pull mechanism activation enters working condition, at this point, judging that foreign object distance is less than by four, front range sensor
0.2m (this value is adjustable), relay are opened, and driving motor tightens tappet.
When driver slightly steps on service brake, triggering pin point switch is opened, and is released tappet tightening state, is loosened it, that is, solve
Except braking, when another object equally occurs, tappet repeats to work again primary.
Embodiment two
A kind of relay switch using embodiment one draws the control method of brake brake system, and controller 18 receives speed signal
And distance signal, and according to speed signal judge vehicle move forward or back, when vehicle advance speed be less than 15km/h and
When being less than or equal to 0.2m apart from front obstacle distance, controller 18 controls push-pull mechanism 20 and executes brake operating；After vehicle
When moving back and being less than or equal to 0.4m apart from rear obstacle distance, controller 18 controls push-pull mechanism 20 and executes brake operating；When
When opening pin point switch 21, the on-position of push-pull mechanism 20 is released by controller 18.
Embodiment three
As shown in Figure 1, a kind of vehicle, the relay switch including vehicle body embodiment one draws brake brake system, and distance passes
Sensor 19 is several and the front and back for being mounted on vehicle body, and pin point switch 21 is mounted on the service brake on vehicle body
22 lower sections, pin point switch 21 can be opened by stepping on service brake 22, and service brake 22 is connect by brake cable with the preceding brake 23 on vehicle body, foot
Brake 22 and push-pull mechanism 20 are connect with the rear brake 24 on vehicle body jointly by brake cable, linkage board 25.
Above embodiment, does not restrict the protection scope of the present invention, any in above embodiment
Made modifications, equivalent substitutions and improvements etc., should all be included in the protection scope of the present invention within spirit and principle.
Claims (9)
1. a kind of relay switch draws brake brake system, it is characterised in that: including controller (18), vehicle speed sensor, Distance-sensing
Device (19), push-pull mechanism (20) and pin point switch (21)；Vehicle speed sensor is connect with controller (18), is used to detect vehicle
Front and back travel condition and speed simultaneously send speed signal to controller (18)；Range sensor (19) is connect with controller (18),
It is used to detect before and after vehicle distances distance of barrier and to controller (18) transmission range signal；Push-pull mechanism (20) and control
Device (18) connection processed, is used to execute brake operating under the control of controller (18)；Pin point switchs (21) and controller (18)
Connection is opened or is switched under the control of service brake (22), is stepped on service brake (22) and is opened pin point switch (21), then passes through control
Device (18) releases the on-position of push-pull mechanism (20).
2. relay switch draws brake brake system according to claim 1, it is characterised in that: the push-pull mechanism (20) includes bottom
Seat (1), motor (2), lead screw assembly and inner cylinder (6), motor (2) and lead screw assembly are mounted on pedestal (1), controller and motor
(2) it connects, lead screw assembly includes the screw rod (3) and screw (4) being threadedly engaged；Inner cylinder (6) one end is mounted on screw rod (3) or screw
(4) on, motor (2) drives screw (4) or screw rod (3) rotation, and cooperates the limit knot of limitation screw rod (3) or screw (4) rotation
Structure, to realize that linear expansion movement is made in motor (2) driving inner cylinder (6)；Inner cylinder (6) other end is equipped with the servo-actuated of scalable movement
Bar (7), the electric driving device that brakes export brake force by tappet (7) outward, damping are arranged between tappet (7) and inner cylinder (6)
Spring (8), damping spring (8) are respectively acting on tappet (7) and inner cylinder (6), protruding with respect to inner cylinder (6) in tappet (7)
When damping force is provided.
3. relay switch draws brake brake system according to claim 2, it is characterised in that: the tappet (7) is placed in inner cylinder
(6) end of inner cavity is equipped with follower block (701), and inner cylinder (6) is equipped with the limit film for preventing follower block (701) to be detached from its inner cavity
(601), limit film (601) is annular and the end for being located at inner cylinder (6) separate pedestal (1), and tappet (7) one end passes through limit
The central through hole of piece (601) is stretched out from inner cylinder (6) inner cavity, which is equipped with the card slot (702) of annular, card slot (702)
It is inside arranged with the circlip (9) for avoiding tappet (7) from entering inner cylinder (6) inner cavity, damping spring (8) covers on tappet (7), and position
Between follower block (701) and limit film (601).
4. relay switch draws brake brake system according to claim 2, it is characterised in that: the screw rod (3) is rotationally pacified
On pedestal (1), inner cylinder (6) is mounted on screw (4), and pedestal is equipped with the outer cylinder covered on the outside of lead screw assembly on (1)
(5), position limiting structure is by being located at the positive stop strip (501) axially extending along screw rod (3) of outer cylinder (5) inner sidewall and being located at screw (4)
The limiting slot (401) of upper and positive stop strip (501) cooperation is constituted.
5. relay switch draws brake brake system according to claim 2, it is characterised in that: outer cylinder (5) the inner sidewall installation
First stroke switch (16) and the second stroke switch (17) of restricted screw (4) limit of sports record position.
6. relay switch draws brake brake system according to claim 2, it is characterised in that: tappet (7) lateral wall is set
There is perforative first hole (703), the end face that tappet (7) stretches out inner cylinder (6) inner cavity is equipped with second be connected to the first hole (703)
Hole (704), the first hole (703) inner sidewall are equipped with the first opening (705), and the second hole (704) inner sidewall is equipped with and the first opening
(705) it is separate that the second opening (706) of connection, the first opening (705) and the second opening (706) formation are connected to the first hole (703)
The channel in one aperture in the aperture and the second hole (704) in the second hole (704).
7. relay switch draws brake brake system according to claim 2, it is characterised in that: the controller (18) is relay
Device.
8. a kind of control method for drawing brake brake system using relay switch described in claim 1, it is characterised in that: controller
(18) speed signal and distance signal are received, and judges that vehicle moves forward or back according to speed signal, when the vehicle that vehicle advances
When speed is less than 15km/h and is less than or equal to 0.2m apart from front obstacle distance, controller (18) control push-pull mechanism (20) is held
Row brake operating；When vehicle rollback and apart from rear obstacle distance be less than or equal to 0.4m when, controller (18) control push-and-pull
Mechanism (20) executes brake operating；When opening pin point switch (21), the system of push-pull mechanism (20) is released by controller (18)
Dynamic state.
9. a kind of vehicle, it is characterised in that: brake brake system is drawn including relay switch described in vehicle body and claim 1, away from
It is several and the front and back for being mounted on vehicle body from sensor (19), pin point switch (21) is mounted on vehicle body
On service brake (22) below, step on service brake (22) can open pin point switch (21), service brake (22) pass through brake cable and vehicle body
On preceding brake (23) connection, service brake (22) and push-pull mechanism (20) pass through brake cable, linkage board (25) jointly and on vehicle body
Rear brake (24) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811517327.0A CN109624944B (en) | 2018-12-12 | 2018-12-12 | Relay switch pull brake system, control method thereof and application vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811517327.0A CN109624944B (en) | 2018-12-12 | 2018-12-12 | Relay switch pull brake system, control method thereof and application vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109624944A true CN109624944A (en) | 2019-04-16 |
| CN109624944B CN109624944B (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811517327.0A Active CN109624944B (en) | 2018-12-12 | 2018-12-12 | Relay switch pull brake system, control method thereof and application vehicle |
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2018
- 2018-12-12 CN CN201811517327.0A patent/CN109624944B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109624944B (en) | 2023-12-22 |
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Effective date of registration: 20240621 Address after: 213000 Dongqiantou Villager Group, Xiaoliu Village, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: Changzhou Shuan Intelligent Robot Co.,Ltd. Country or region after: China Address before: 213101 hengcao Gou Village, Zhenxi village committee, Henglin Town, Wujin District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU SHUAN VEHICLE Co.,Ltd. Country or region before: China |
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Denomination of invention: Relay switch pull brake system, its control method, and application vehicles Granted publication date: 20231222 Pledgee: Industrial and Commercial Bank of China Limited Changzhou Economic Development Zone sub branch Pledgor: Changzhou Shuan Intelligent Robot Co.,Ltd. Registration number: Y2024980024758 |