CN111959423A - Semitrailer based on detector prevents to knock into back - Google Patents
Semitrailer based on detector prevents to knock into back Download PDFInfo
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- CN111959423A CN111959423A CN202010923373.1A CN202010923373A CN111959423A CN 111959423 A CN111959423 A CN 111959423A CN 202010923373 A CN202010923373 A CN 202010923373A CN 111959423 A CN111959423 A CN 111959423A
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- cavity
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- energy storage
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- pipeline
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R19/20—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable
- B60R19/205—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable inflatable in the direction of an obstacle upon impending impact, e.g. using air bags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B19/00—Wheels not otherwise provided for or having characteristics specified in one of the subgroups of this group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
- B60R2011/004—Arrangements for holding or mounting articles, not otherwise provided for characterised by position outside the vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
- B60R2011/0084—Adjustable or movable supports with adjustment by linear movement in their operational position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
- B60R2011/0092—Adjustable or movable supports with motorization
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a semitrailer for preventing rear-end collision based on a detector, which comprises a semitrailer, wherein a connector is fixedly arranged on the left end face of the semitrailer, fixed blocks which are bilaterally symmetrical are fixedly arranged on the bottom end face of the semitrailer, main shafts extending to the front side and the rear side are rotatably arranged in the fixed blocks, front-rear symmetrical wheels are fixedly arranged on the main shafts, an energy storage cavity is arranged in the semitrailer, an energy storage mechanism is arranged in the energy storage cavity, a liquid storage cavity is arranged on the top wall in the energy storage cavity, and a gas pressure block sliding chute with a downward opening is arranged on the end face of the bottom; the anti-collision buffer device has a simple structure, is convenient and fast to operate, realizes anti-collision buffer on the rear side of the semi-trailer by utilizing the detector, protects the safety of a rear vehicle, and simultaneously lifts the detector behind the semi-trailer to obtain a larger visual angle when the semi-trailer reverses, thereby ensuring the reversing safety.
Description
Technical Field
The invention relates to the field of detectors, in particular to a semitrailer for preventing rear-end collision based on a detector.
Background
The semitrailer is a trailer with an axle behind the center of gravity of the vehicle and a coupling device for transmitting horizontal and vertical forces to a tractor, and has the main function of transporting large cargos which are large in size and not easy to disassemble.
At the present stage, the semitrailer leads to the automobile body position to be higher than the car because the center is higher than just and the anticollision protection is weak, and when the traffic accident takes place like rear-side car rear-end collision in the high-speed driving process, the semitrailer automobile body can directly imbed in the driver's cabin of back car and cause serious traffic accident.
Disclosure of Invention
The invention aims to solve the technical problem of providing a semitrailer for preventing rear-end collision based on a detector, and solves the problem of weak anti-collision protection at the rear side of the semitrailer.
The invention relates to a semitrailer for preventing rear-end collision based on a detector, which comprises a semitrailer, wherein a connector is fixedly arranged on the left end surface of the semitrailer, fixed blocks which are bilaterally symmetrical are fixedly arranged on the bottom end surface of the semitrailer, a main shaft which extends to the front side and the rear side is rotatably arranged in the fixed blocks, front-rear symmetrical wheels are fixedly arranged on the main shaft, an energy storage cavity is arranged in the semitrailer, an energy storage mechanism is arranged in the energy storage cavity, a liquid storage cavity is arranged on the top wall in the energy storage cavity, a gas pressure block sliding groove with a downward opening is arranged on the bottom end surface of the semitrailer, a gas pressure block and a working box which is positioned on the right side of the gas pressure block and fixedly connected with the right end surface of the gas pressure block are arranged in the gas pressure block sliding groove, a buffer cavity with a right opening is arranged, the lifting cavity is internally provided with a threaded shaft sleeve in a sliding manner, the top end face of the threaded shaft sleeve is fixedly provided with a detector, the right inner wall of the lifting cavity is provided with an observation hole in a left-right through manner, the inner wall of the lifting cavity is provided with a screw rod extending downwards in a rotating manner, the screw rod is fixedly provided with a lifting fixing disc, the bottom end face of the lifting fixing disc is fixedly provided with a fixing disc torsional spring fixedly connected with the inner wall of the lifting cavity, the part of the screw rod, which is positioned at the upper side of the lifting fixing disc, penetrates through the threaded shaft sleeve and is meshed with the threaded shaft sleeve, the inner wall of the lifting cavity is provided with a fluid cavity, the left inner wall of the fluid cavity is communicated with a first pipeline, the right end face of the fluid cavity is communicated with a second pipeline communicated with the outside, the inner wall of the front side of the fluid cavity, eight blades are fixedly arranged on the part of the screw rod which is used for displacing the turbine cavity, a first electromagnetic valve is fixedly arranged on the inner wall of the left side of the lifting cavity, a third pipeline is communicated with the top of the first electromagnetic valve, a fourth pipeline is communicated with the end surface of the bottom of the first electromagnetic valve, the other end of the first pipeline, which is far away from the fluid cavity, is communicated with the left end surface of the air pressure block, a fixed rod which is fixedly connected with the inner wall of the left side of the chute of the air pressure block is arranged in the air pressure cavity in a sliding manner, an air pressure spring which is fixedly connected with the inner wall of the right side of the air pressure cavity is fixedly arranged on the end surface of the right side of the fixed rod, the other end, which is far away from the first electromagnetic valve, of the third pipeline is communicated with the top wall of the inner wall of the air pressure cavity, and a through hole for communicating the fifth pipeline with the air pressure cavity is formed in the fixed rod in a left-right penetrating manner.
Further, buffer gear includes the gasbag that is equipped with on the inner wall of cushion chamber left side, it stretches into to fix being equipped with on the inner wall of cushion chamber left side the gasbag inner chamber the fourth pipeline is kept away from the other end of first solenoid valve, the fixed baffle fixed axle that is equipped with on the inner wall around the cushion chamber, it is equipped with the baffle to rotate on the baffle fixed axle, the baffle with the fixed baffle torsional spring that is equipped with between the baffle fixed axle.
Further, the energy storage mechanism comprises an energy storage piston arranged in the energy storage cavity in a sliding manner, an energy storage spring fixedly connected with the inner wall of the left side of the energy storage cavity is fixedly arranged on the end face of the left side of the energy storage piston, the inner wall of the right side of the energy storage cavity is communicated with the other end, far away from the air pressure block sliding chute, of the fifth pipeline, a pressed plate sliding chute with a forward opening is arranged on the inner wall of the rear side of the energy storage cavity, a pressed plate in the energy storage cavity is arranged in the pressed plate sliding chute in a sliding manner, the pressed plate spring fixedly connected with the inner wall of the left side of the pressed plate sliding chute is fixedly arranged on the end face of the left side of the pressed plate, a pull rope is fixedly connected to the end face of the right side of the pressed plate, a sixth pipeline is arranged on the inner wall of the front side of the energy storage cavity in a penetrating manner, a sealing block spring fixedly connected with the right inner wall of the sliding groove of the sealing block is fixedly arranged on the right end face of the sealing block, the other end of the stay cord far away from the compression plate is fixedly arranged on the right end face of the sealing block, a first transmission cavity is arranged on the right inner wall of the energy storage cavity, an air pump is fixedly arranged on the rear inner wall of the first transmission cavity, a seventh pipeline communicated with the outside and an eighth pipeline communicated with the air pump and the energy storage cavity are fixedly arranged on the left end face of the air pump, a transmission shaft is in power connection with the front end face of the air pump, a first belt pulley is fixedly arranged on the transmission shaft, a second transmission cavity is arranged in the fixing block on the right side, the main shaft on the right side penetrates through the front inner wall and the rear inner wall of the second transmission cavity and is in running fit connection with the front end face and the rear end, the second belt wheel is in transmission fit connection with the first belt wheel through a transmission belt.
Further, be equipped with the stock solution chamber on the energy storage intracavity roof, the intercommunication is equipped with on the stock solution intracavity roof the other end that the energy storage chamber was kept away from to the sixth pipeline, the sixth pipeline internal fixation is equipped with the check valve, the cooling that is equipped with front and back symmetry and opening on the terminal surface around the fixed block and keeps away from each other sprays the chamber, the cooling sprays and fixedly is equipped with the shower nozzle on the inner wall of one side that the chamber is close to each other, the fixed ninth pipeline that is equipped with the intercommunication on the inner wall of stock solution chamber right side the stock solution chamber with the shower nozzle.
The invention has the beneficial effects that: the anti-collision buffer device has a simple structure, is convenient and fast to operate, realizes anti-collision buffer on the rear side of the semi-trailer by utilizing the detector, protects the safety of a rear vehicle, and simultaneously lifts the detector behind the semi-trailer to obtain a larger visual angle when the semi-trailer reverses, thereby ensuring the reversing safety.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram at A-A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram at B-B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram at C-C in FIG. 1 according to an embodiment of the present invention;
fig. 5 is an enlarged schematic structural diagram at D in fig. 1 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The semitrailer based on the detector for preventing rear-end collision described by combining the attached drawings 1-5 comprises a semitrailer 10, a connector 11 is fixedly arranged on the left end face of the semitrailer 10, bilaterally symmetrical fixed blocks 41 are fixedly arranged on the bottom end face of the semitrailer 10, a main shaft 40 extending to the front side and the rear side is rotatably arranged in the fixed blocks 41, front-rear symmetrical wheels 42 are fixedly arranged on the main shaft 40, an energy storage cavity 13 is arranged in the semitrailer 10, an energy storage mechanism is arranged in the energy storage cavity 13, a liquid storage cavity 12 is arranged on the inner top wall of the energy storage cavity 13, a pneumatic block chute 61 with a downward opening is arranged on the bottom end face of the semitrailer 10, a pneumatic block 62 and a work box 21 fixedly connected with the right side end face of the pneumatic block 62 and positioned on the right side of the pneumatic block 62 are slidably arranged in the pneumatic block, the buffer chamber 32 is internally provided with a buffer mechanism, the top end face of the working box 21 is provided with a lifting chamber 24 with an upward opening, the lifting chamber 24 is internally provided with a threaded shaft sleeve 25 in a sliding manner, the top end face of the threaded shaft sleeve 25 is fixedly provided with a detector 22, the inner wall of the right side of the lifting chamber 24 is provided with an observation hole 23 in a left-right through manner, the inner wall of the lifting chamber 24 is provided with a screw 26 extending downwards in a rotating manner, the screw 26 is fixedly provided with a lifting fixed disc 34, the bottom end face of the lifting fixed disc 34 is fixedly provided with a fixed disc torsion spring 33 fixedly connected with the inner wall of the lifting chamber 24, the part of the screw 26 positioned at the upper side of the lifting fixed disc 34 penetrates through the threaded shaft sleeve 25 and is meshed with the threaded shaft sleeve, the inner wall of the lifting chamber 24 is provided with a 55 fluid chamber, the inner wall of the left side of the fluid, be equipped with the opening on the inner wall of fluid chamber 55 front side backward and cut the turbine chamber 56 of fluid chamber 55, screw rod 26 runs through downwards inner wall and be connected with normal running fit about turbine chamber 56, screw rod 26 displacement the fixed eight blades 57 that are equipped with in the part in the turbine chamber 56, the fixed first solenoid valve 36 that is equipped with on the inner wall of lift chamber 24 left side, the intercommunication has third pipeline 37 on the first solenoid valve 36 top, the intercommunication has fourth pipeline 29 on the terminal surface of first solenoid valve 36 bottom and first pipeline 35 keeps away from the other end of fluid chamber 55, be equipped with the atmospheric pressure chamber 64 that the opening is left on the terminal surface of atmospheric pressure piece 62 left side, the atmospheric pressure chamber 64 in the sliding be equipped with atmospheric pressure piece spout 61 left side inner wall fixed connection's dead lever 63, fixed be equipped with on the dead lever 63 right side terminal surface with atmospheric pressure chamber 64 right side inner wall fixed connection's atmospheric pressure spring 65, the top wall in the air pressure cavity 64 is communicated with the other end, away from the first electromagnetic valve 36, of the third pipeline 37, the inner wall on the left side of the air pressure block sliding groove 61 is communicated with a fifth pipeline 59, a second electromagnetic valve 60 is fixedly arranged in the fifth pipeline 59, and a through hole 66 communicated with the fifth pipeline 59 and the air pressure cavity 64 is arranged in the fixing rod 63 in a left-right through mode.
Beneficially, buffer gear includes the gasbag 28 that is equipped with on the inner wall of cushion chamber 32 left side, the fixed baffle fixed axle 30 that is equipped with on the inner wall of cushion chamber 32 left side stretches into the gasbag 28 inner chamber fourth pipeline 29 is kept away from the other end of first solenoid valve 36, the fixed baffle torsional spring 31 that is equipped with on the inner wall around the cushion chamber 32, rotate on the baffle fixed axle 30 and be equipped with baffle 27, baffle 27 with the fixed baffle torsional spring 31 that is equipped with between the baffle fixed axle 30.
Beneficially, the energy storage mechanism includes an energy storage piston 17 slidably disposed in the energy storage cavity 13, an energy storage spring 14 fixedly connected to the left inner wall of the energy storage cavity 13 is fixedly disposed on the left end face of the energy storage piston 17, the right inner wall of the energy storage cavity 13 is communicated with the other end of the fifth pipeline 59 far away from the air pressure block chute 61, a pressure receiving plate chute 43 with a forward opening is disposed on the rear inner wall of the energy storage cavity 13, a pressure receiving plate 45 forwardly disposed in the energy storage cavity 13 is slidably disposed in the pressure receiving plate chute 43, a pressure receiving plate spring 44 fixedly connected to the left inner wall of the pressure receiving plate chute 43 is fixedly disposed on the left end face of the pressure receiving plate 45, a pull rope 46 is fixedly connected to the right end face of the pressure receiving plate 45, a sixth pipeline 15 is disposed on the front inner wall of the energy storage cavity 13 in a penetrating manner, a sealing block chute 51 with a leftward opening and cutting the sixth pipeline 15 is disposed on, a sealing block 50 is fixedly arranged in the sealing block sliding groove 51, a sealing block spring 52 fixedly connected with the inner wall of the right side of the sealing block sliding groove 51 is fixedly arranged on the right side end face of the sealing block 50, the other end of the pulling rope 46 far away from the pressed plate 45 is fixedly arranged on the right side end face of the sealing block 50, a first transmission cavity 18 is arranged on the inner wall of the right side of the energy storage cavity 13, an air pump 49 is fixedly arranged on the inner wall of the rear side of the first transmission cavity 18, a seventh pipeline 48 communicated with the outside and an eighth pipeline 47 communicated with the air pump 49 and the energy storage cavity 13 are fixedly arranged on the left side end face of the air pump 49, a transmission shaft 20 is connected to the end face of the front side of the air pump 49 in a power mode, a first belt pulley 19 is fixedly arranged on the transmission shaft 20, a second transmission cavity 39 is arranged in the fixing block 41 on the right side, and the main, a second belt wheel 38 is fixedly arranged on the part of the right main shaft 40 positioned in the second transmission cavity 39, and the second belt wheel 38 is in transmission fit connection with the first belt wheel 19 through a transmission belt.
Beneficially, a liquid storage cavity 12 is arranged on the inner top wall of the energy storage cavity 13, the other end, far away from the energy storage cavity 13, of the sixth pipeline 15 is arranged on the inner top wall of the liquid storage cavity 12 in a communicating manner, a one-way valve is fixedly arranged in the sixth pipeline 15, cooling spraying cavities 54 which are symmetrical in the front and back direction and are mutually far away from each other in opening are arranged on the front and back end faces of the fixing block 41, a spray nozzle 53 is fixedly arranged on the inner wall of one side, close to each other, of the cooling spraying cavities 54, and a ninth pipeline 16 which is communicated with the liquid storage cavity 12 and the spray nozzle 53 is.
In an initial state, the energy storage piston 17 is located at a right limit position under the action of the energy storage spring 14, the liquid storage cavity 12 is filled with water, the pressure receiving plate 45 is located at the right limit position under the action of the pressure receiving plate spring 44, the sealing block 50 is located at a left limit position under the action of the sealing block spring 52 to block the sixth pipeline 15, and the air pressure block 62 and the working box 21 are located at the left limit position under the action of the air pressure spring 65.
When the semitrailer works, the headstock drives the connector 11 and the semitrailer 10 to move leftwards, so that the wheels 42 rotate, the right wheels 42 rotate to drive the second belt wheel 38 to rotate, so that the first belt wheel 19 rotates, the first belt wheel 19 rotates to drive the transmission shaft 20 to rotate, so that the air pump 49 works, the air pump 49 pumps outside air through the seventh pipeline 48 to pressurize the energy storage cavity 13 through the eighth pipeline 47, so that the energy storage piston 17 moves leftwards to compress the energy storage spring 14, when the energy storage piston 17 moves leftwards to abut against the pressure receiving plate 45, the energy storage piston 17 moves leftwards to press the pressure receiving plate 45 to move leftwards, the pull rope 46 is tensioned, so that the sealing block 50 is driven to move rightwards without cutting off the sixth pipeline 15, high-pressure gas in the energy storage cavity 13 enters the liquid storage cavity 12 through the sixth pipeline 15 to pressurize the liquid storage cavity 12, so that liquid in the liquid storage cavity 12 enters the spray head 53 through the ninth, spraying and cooling the wheels 42; when the detector 22 detects that the speed of the rear-side vehicle is too high, the second electromagnetic valve 60 is started, the first electromagnetic valve 36 is communicated with the third pipeline 37 and the fourth pipeline 29, high-pressure gas in the energy storage cavity 13 is enabled to pressurize the gas pressure cavity 64 through the fifth pipeline 59, so that the gas pressure block 62 pushes the working box 21 to displace rightwards until the third pipeline 37 is communicated with the through hole 66, the high-pressure gas is enabled to enter the air bag 28 through the third pipeline 37, the first electromagnetic valve 36 and the fourth pipeline 29, the air bag 28 is pressurized, and the air bag 28 is enabled to expand to push the baffle 27 open to buffer the rear vehicle; when the vehicle is reversed, the second electromagnetic valve 60 is started, the first electromagnetic valve 36 is communicated with the third pipeline 37 and the first pipeline 35, high-pressure gas in the energy storage cavity 13 is pressurized to the air pressure cavity 64 through the fifth pipeline 59, so that the air pressure block 62 pushes the work box 21 to move rightwards until the third pipeline 37 is communicated with the through hole 66, the air pressure block is positioned at the right limit position and is separated from the butt joint with the bottom end face of the semitrailer 10, the high-pressure gas flows through the first pipeline 35 and pushes the blades 57 through the turbine cavity 56 to make the screw rod 26 rotate forwards, the screw rod 26 rotates forwards to drive the lifting fixed disk 34 to rotate forwards and tighten the fixed disk torsion spring 33, the threaded shaft sleeve 25 meshed with the screw rod 26 drives the detector 22 to move upwards to raise the visual angle, a driver can observe the condition at the rear side of the vehicle conveniently, the vehicle is ensured to be reversed safely, after the reversing of, thereby driving the screw rod 26 to rotate reversely, so that the threaded shaft sleeve 25 and the detector 22 return to the initial position downwards, the working box 21 and the air pressure block 62 return to the initial state under the action of the air pressure spring 65, and all the operations are finished.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides a semitrailer based on detector prevents to chase after, includes the semitrailer, its characterized in that: the semitrailer is characterized in that a connector is fixedly arranged on the end face of the left side of the semitrailer, fixed blocks which are bilaterally symmetrical are fixedly arranged on the end face of the bottom of the semitrailer, spindles which extend to the front side and the rear side are rotatably arranged in the fixed blocks, wheels which are bilaterally symmetrical are fixedly arranged on the spindles, an energy storage cavity is arranged in the semitrailer, an energy storage mechanism is arranged in the energy storage cavity, a liquid storage cavity is arranged on the top wall in the energy storage cavity, and a gas pressure block sliding groove with a downward opening is arranged on; the pneumatic block sliding groove is internally provided with a pneumatic block and a working box which is fixedly connected with the right end face of the pneumatic block on the right side in a sliding way, the right end face of the working box is provided with a buffer cavity with an opening right, the buffer cavity is internally provided with a buffer mechanism, the top end face of the working box is provided with a lifting cavity with an upward opening, the lifting cavity is internally provided with a threaded shaft sleeve in a sliding way, the top end face of the threaded shaft sleeve is fixedly provided with a detector, the inner wall on the right side of the lifting cavity is provided with an observation hole in a left-right through way, the inner wall of the lifting cavity is rotatably provided with a screw rod extending downwards, the screw rod is fixedly provided with a lifting fixed disk, the bottom end face of the lifting fixed disk is fixedly provided with a fixed disk torsional spring fixedly connected with the inner wall of the, the lifting cavity is internally provided with a fluid cavity on the bottom wall, the inner wall of the left side of the fluid cavity is communicated with a first pipeline, the end face of the right side of the fluid cavity is communicated with a second pipeline communicated with the outside, the inner wall of the front side of the fluid cavity is provided with a turbine cavity with a backward opening and used for cutting the fluid cavity, the screw rod downwards penetrates through the upper inner wall and the lower inner wall of the turbine cavity and is connected with the turbine cavity in a rotating fit manner, the part of the screw rod in the turbine cavity is fixedly provided with eight blades, the inner wall of the left side of the lifting cavity is fixedly provided with a first electromagnetic valve, the top of the first electromagnetic valve is communicated with a third pipeline, the end face of the bottom of the first electromagnetic valve is communicated with a fourth pipeline and the other end of the fluid cavity, the end face of the left side of the air pressure block is provided with an air pressure cavity with, the pneumatic spring fixedly connected with the inner wall of the right side of the pneumatic cavity is fixedly arranged on the end face of the right side of the fixed rod, the top wall of the pneumatic cavity is communicated with the other end, away from the first electromagnetic valve, of the third pipeline, the inner wall of the left side of the chute of the pneumatic block is communicated with a fifth pipeline, a second electromagnetic valve is fixedly arranged in the fifth pipeline, and a through hole communicated with the fifth pipeline and the pneumatic cavity is formed in the fixed rod in a left-right through mode.
2. The semitrailer based on a detector for preventing rear-end collision according to claim 1, characterized in that: buffer gear includes the gasbag that is equipped with on the inner wall of cushion chamber left side, fixed being equipped with on the inner wall of cushion chamber left side stretches into the gasbag inner chamber the fourth pipeline is kept away from the other end of first solenoid valve, the fixed baffle fixed axle that is equipped with on the inner wall around the cushion chamber, the rotation is equipped with the baffle on the baffle fixed axle, the baffle with the fixed baffle torsional spring that is equipped with between the baffle fixed axle.
3. The semitrailer based on a detector for preventing rear-end collision according to claim 1, characterized in that: the energy storage mechanism comprises an energy storage piston arranged in the energy storage cavity in a sliding manner, an energy storage spring fixedly connected with the inner wall of the left side of the energy storage cavity is fixedly arranged on the end face of the left side of the energy storage piston, the inner wall of the right side of the energy storage cavity is communicated with the other end, far away from the air pressure block chute, of the fifth pipeline, a pressure plate chute with a forward opening is arranged on the inner wall of the rear side of the energy storage cavity, a pressure plate arranged in the energy storage cavity is arranged in the pressure plate chute in a sliding manner, the pressure plate spring fixedly connected with the inner wall of the left side of the pressure plate chute is fixedly arranged on the end face of the left side of the pressure plate chute, a pull rope is fixedly connected onto the end face of the right side of the pressure plate, a sixth pipeline is arranged on the inner wall of the front side of the energy storage cavity in a penetrating manner, a sealing block spring fixedly connected with the right inner wall of the sliding groove of the sealing block is fixedly arranged on the right end face of the sealing block, the other end of the stay cord far away from the compression plate is fixedly arranged on the right end face of the sealing block, a first transmission cavity is arranged on the right inner wall of the energy storage cavity, an air pump is fixedly arranged on the rear inner wall of the first transmission cavity, a seventh pipeline communicated with the outside and an eighth pipeline communicated with the air pump and the energy storage cavity are fixedly arranged on the left end face of the air pump, a transmission shaft is in power connection with the front end face of the air pump, a first belt pulley is fixedly arranged on the transmission shaft, a second transmission cavity is arranged in the fixing block on the right side, the main shaft on the right side penetrates through the front inner wall and the rear inner wall of the second transmission cavity and is in running fit connection with the front end face and the rear end, the second belt wheel is in transmission fit connection with the first belt wheel through a transmission belt.
4. The semitrailer based on a detector for preventing rear-end collision according to claim 1, characterized in that: the energy storage cavity is characterized in that a liquid storage cavity is formed in the inner top wall of the energy storage cavity, the other end, far away from the energy storage cavity, of the sixth pipeline is communicated with the inner top wall of the liquid storage cavity, a one-way valve is fixedly arranged in the sixth pipeline, cooling spraying cavities which are symmetrical front and back and are provided with openings far away from each other are formed in the front end face and the rear end face of the fixing block, a spray head is fixedly arranged on the inner wall of one side, close to each other, of each cooling spraying cavity, and a ninth pipeline communicated with the liquid storage cavity and.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010923373.1A CN111959423A (en) | 2020-09-04 | 2020-09-04 | Semitrailer based on detector prevents to knock into back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010923373.1A CN111959423A (en) | 2020-09-04 | 2020-09-04 | Semitrailer based on detector prevents to knock into back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111959423A true CN111959423A (en) | 2020-11-20 |
Family
ID=73392232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010923373.1A Withdrawn CN111959423A (en) | 2020-09-04 | 2020-09-04 | Semitrailer based on detector prevents to knock into back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111959423A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112758116A (en) * | 2021-01-23 | 2021-05-07 | 南京法布乐汽车用品有限公司 | Travelling bogie for guaranteeing production safety in mine hole |
-
2020
- 2020-09-04 CN CN202010923373.1A patent/CN111959423A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112758116A (en) * | 2021-01-23 | 2021-05-07 | 南京法布乐汽车用品有限公司 | Travelling bogie for guaranteeing production safety in mine hole |
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Application publication date: 20201120 |
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| WW01 | Invention patent application withdrawn after publication |