CN103303243A - Traction type anti-kidnapping device for automobile - Google Patents
Traction type anti-kidnapping device for automobile Download PDFInfo
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- CN103303243A CN103303243A CN2013102841401A CN201310284140A CN103303243A CN 103303243 A CN103303243 A CN 103303243A CN 2013102841401 A CN2013102841401 A CN 2013102841401A CN 201310284140 A CN201310284140 A CN 201310284140A CN 103303243 A CN103303243 A CN 103303243A
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- beam assembly
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- automobile
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Abstract
A traction type anti-kidnapping device for an automobile solves the problems that in the conventional transmission mechanism, unbalanced loading is easily caused, an upper beam assembly unbalances to cause unstable lift, and the restriction on attacking people in the automobile is failed, and comprises an upper beam assembly, a lower beam assembly and a transmission mechanism assembly which are assembled at the bottom of a seat in the automobile. The technical key points of the traction type anti-kidnapping device are as follows: the transmission mechanism assembly adopts two groups of transmission mechanisms which are symmetrically arranged; two symmetrically arranged motors in each group of transmission mechanism respectively drive respective driving wheels to rotate and draw transmission ropes to drive sliding blocks to move towards sleeve guide sliding grooves, as a result, two upper supporting rods and two lower supporting rods which are symmetrically distributed on the upper beam assembly and the lower beam assembly synchronously extend and drive the upper beam assembly to be lift in a balanced way, and a seat cushion and the backrest of the seat form an oblique included angle. The stress of components is reasonable in distribution; limited space in the bottom of the seat in the automobile is fully utilized; the lift is light, convenient, flexible and stable; the use is safer and more reliable; the anti-kidnapping performance is further improved; and a driver is effectively protected from being attacked by people in the automobile.
Description
Technical field
The present invention relates to a kind of vehicle safety protection device, particularly a kind of improved for the protection chaufeur towed antihijacking device of car that attacked by the occupant.
Background technology
Existing for the protection chaufeur safe antihijacking device of car that attacked by the occupant, generally adopt in the car members such as installation isolation guard rail, with the method that chaufeur separates with the occupant, chaufeur is protected.The employing acoustic-optic alarm emergency that also has.The applicant once for the safeguard procedures such as existing various sound and light alarms or isolation guard rail exist without practical effect; the security of the lives and property to the chaufeur of starting a work shift can not get the real problems such as protection; successively design " the towed antihijacking device of car " that " car antihijacking device " that application publication number is CN102862542A and application publication number are CN103129503A, the latter is improved on the former architecture basics.The former assembly of drive gear is to be made of motor and the drive screw with driving nut and transmission gear that drives with the reductor of output gear.Under the driving of the output gear that is meshed and transmission gear, the drive driving nut moves along the axis direction of drive screw, making driving nut drive upper and lower main support rod stretches, with the lifting of upper beam assembly, make the backrest of seat cushion and seat form slanted angle, can the backrest that rides in seat be seesaw type obliquely upward the attack personnel clamping between the slanted angle of the seat cushion of lifting subdue.Because the assembly of drive gear complicated structure of above-mentioned " car antihijacking device ", driving efficiency is lower, particularly when it recovers virgin state, it is not too convenient to operate, so in " the towed antihijacking device of car ", assembly of drive gear is improved, and the traction component that adopts sleeve pipe, slide block, transmission rope and driven wheel to form in the assembly of drive gear has substituted the drive screw with driving nut and transmission gear with the reductor driving of output gear.It adopts the motor-driven driving wheel to rotate Traction Drive rope band movable slider and moves along the sleeve pipe guide chute, upper and lower main support rod is stretched, driving the lifting of upper beam assembly makes the backrest of seat cushion and seat form slanted angle, meanwhile drive with the slideway of the hinged secondary strut bar of entablatrance along the underbeam assembly and move, until fixed pedestal upper beam assembly.It has solved the complex structure of the assembly of drive gear existence of " car antihijacking device ", and driving efficiency is low, the problems such as inconvenient operation.Although its structure obtains rational modification, operate more convenient, protection is quick, reliable, can effectively restrict attack personnel in the car, but because the upper and lower main support rod of its assembly of drive gear adopts the middle single-drive mechanism that arranges, must rely on the fixedly upper beam assembly of lifting of secondary strut bar.In addition, if the attack personnel are positioned at an end of upper beam assembly in the car when the main support rod lifting, will produce unbalance loading so, the assembly that will cause putting the beams in place is unbalance, causes lifting unstable.Also can be malfunctioning to the restriction that attacks personnel in the car when serious, can't effectively protect chaufeur, can cause potential safety hazard.Therefore, existing antihijacking device must carry out Improvement and perfection again.
Summary of the invention
The purpose of this invention is to provide the towed antihijacking device of a kind of car, solved the easy generation unbalance loading that existing transmission device exists, make the upper beam assembly unbalance, cause lifting unstable, can be to problems such as the restriction that attacks personnel in the car are malfunctioning, its member stress distributes rationally, take full advantage of the finite space of seat bottom in the car, lifting is light, flexible, steady, uses more safe and reliable, further improve the anti-performance of kidnapping, effectively protect chaufeur and attacked by the occupant.
The technical solution adopted in the present invention is: this car comprises upper and lower beam assembly and the assembly of drive gear that is assembled in seat bottom in the car with towed antihijacking device, the entablatrance of upper beam assembly is fixed on the seat cushion bottom of seat, the entablatrance below arranges the locating dowel pin that recovers the initial position, the cross sill of underbeam assembly is fixed on the chassis, and its technical essential is: described assembly of drive gear adopts two groups of transmission devices that are arranged symmetrically with; Comprise the motor that is fixed on the removable bottom in every group of transmission device, pawl base, the Moveable assembled ratchet in pawl base, and the traction component that is formed by sleeve pipe, slide block, transmission rope and driven wheel; Sleeve pipe in each traction component utilizes casing rack to be fixed on the removable bottom, be hinged by upper support bar and lower support bar and upper and lower crossbeam along the axially movable slide block of sleeve pipe guide chute and be in the same place, driving wheel is fixed on the motor shaft, transmission rope one end is wrapped on the driving wheel, through the flower wheel guiding other end is fixed in the centre hole of slide block; The driving wheel rotation Traction Drive rope band movable slider that the motor of every group of transmission device drives respectively separately moves along the sleeve pipe guide chute, make two upper support bars and two lower support bar synchronous extension of being symmetrically distributed in upper and lower beam assembly, drive upper beam assembly balance lifting, make the backrest of seat cushion and seat form slanted angle.
Advantage and good effect that the present invention has are: because assembly of drive gear of the present invention adopts two groups of transmission devices that are arranged symmetrically with, every group of transmission device is on the applicant's's " towed antihijacking device of car " (application publication number is CN103129503A) architecture basics, the form that has kept the basic transmission device of " by sleeve pipe; slide block; transmission rope and master; the traction component that flower wheel forms " in the former assembly of drive gear, only former heavy-duty motor is changed into two low-power machines that are no more than former power total value, cancelled the former secondary strut bar hinged with entablatrance, also cancelled simultaneously the slideway with the support molar of the fixed pedestal upper beam assembly that is fixed on the cross sill, the transmission device that drives by two groups of low-power machines that are arranged symmetrically with substitutes, so its member stress distributes rationally, also be easy to realize, reach lifting light, flexibly, steadily, use more safe and reliablely, further improve anti-purpose of kidnapping performance.
But singly not the transmission device with a centralized driving in new departure, be divided into two transmission devices that drive, improve but exist at former assembly of drive gear in the situation of the malfunctioning potential safety hazard of restriction, and cancellation complex structure, the former secondary strut bar that makes trouble.Why make amendment, be not only because of former secondary strut bar and with the slideway processing difficulties that supports molar, prior reason is: the former single transmission device that forms by the middle upper and lower main support rod that arranges, must rely on the slideway of the hinged secondary strut bar in entablatrance both sides along the underbeam assembly and move, could balance the fixing upper beam assembly of lifting.And single transmission device easily makes the seat unbalance loading, causes restricting malfunctioning, is the security hidden trouble that the present invention must solve; The propulsion source of single driver train relies on the motor-driven that power is larger, and the volume of this heavy-duty motor is large, and cost is high, causes the volume of former transmission device integral body to increase; The limited space of Yin Chenei seat bottom, thus increased the installation of former transmission device and use after the difficulty that resets.Utilization is no more than the transmission device that is arranged symmetrically with of two low-power machines drivings of former power total value, not only motor assembly originally can not increase, and owing to the oad of low-power machine reduces, the size of corresponding drive disk assembly changes, can significantly dwindle the volume of transmission device, so the support of former major and minor strut bar is united two into one, can reduce difficulty of processing, can take full advantage of again the relatively limited space of seat bottom in the car.Rotate Traction Drive rope band movable slider and move along the sleeve pipe guide chute when the motor of every group of transmission device drives respectively separately driving wheel, make two upper support bars and two lower support bar synchronous extension of being symmetrically distributed in upper and lower beam assembly, drive upper beam assembly balance lifting, make the backrest of seat cushion and seat form slanted angle, can make the backrest that rides in seat and be obliquely upward attack personnel in the car between the slanted angle of the seat cushion of lifting of seesaw type, stably sink into wherein rapidly, effectively protect chaufeur and attacked by the occupant.
Therefore, the invention solves the easy generation unbalance loading that existing transmission device exists, make the upper beam assembly unbalance, cause lifting unstable, can be to problems such as the restriction that attacks personnel in the car are malfunctioning.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is that Fig. 2 is along the cutaway view of A-A line;
Fig. 4 is a kind of structural representation of the entablatrance assembly among Fig. 1;
Fig. 5 is a kind of structural representation of the cross sill assembly among Fig. 1.
Sequence number explanation among the figure: 1 entablatrance assembly, 2 cross sill assemblies, 3 traction components, 4 locating dowel pins, 5 driving wheels, 6 motors, 7 pitmans, 8 upper support bars, 9 flower wheels, 10 transmission ropes, 11 lower support bars, 12 slide blocks, 13 base plates, 14 pawl bases, 15 ratchets, 16 sleeve pipes.
The specific embodiment
Describe concrete structure of the present invention in detail according to Fig. 1～5.This car comprises the upper and lower beam assembly 1,2 and the part such as assembly of drive gear of the seat (not shown) bottom that is assembled in the car with towed antihijacking device.Wherein assembly of drive gear adopts two groups of transmission devices that are arranged symmetrically with.The basic structure that has kept " traction component that is formed by sleeve pipe 16, slide block 12, transmission rope 10, driving wheel 6 and flower wheel 9 " in the former transmission device of " the towed antihijacking device of car " (application publication number is CN103129503A).Change former high-performance motor into be no more than former power total value two low-power machines that are arranged symmetrically with 5 in the present embodiment, as the power resources of driving system.And directly connect with driving wheel 6 by motor shaft (castellated shaft).Because the relative heavy-duty motor of oad of low-power machine 5 is little, the size of corresponding drive disk assembly changes, can significantly dwindle the volume of the integral body of transmission device, so the support of former major and minor strut bar is united two into one, difficulty of processing can be reduced, the relatively limited space of seat bottom in the car can be taken full advantage of again.Upper beam assembly 1 comprise entablatrance and be arranged on the entablatrance can hinged upper and lower strut bar 8,11 parts such as permanent seat.Entablatrance is fixed on the bottom of the seat cushion of seat, and the entablatrance below is provided with the locating dowel pin 4 that can recover the initial position, so that entablatrance can successfully turn back to the position before moving after lifting.Underbeam assembly 2 comprises cross sill, be arranged on the cross sill can hinged upper and lower strut bar 8,11 and the parts such as permanent seat of pitman 7.The cross sill of underbeam assembly 2 is fixed on the chassis (not shown).
Every group of transmission device comprises the motor 5 that is fixed on the removable bottom 13, pawl base 14, the Moveable assembled ratchet 15 in pawl base 14, and the parts such as traction component 3 that are comprised of sleeve pipe 16, slide block 12, transmission rope 10, driving wheel 6 and flower wheel 9.Wherein removable bottom 13 utilizes pitman 7 to be hinged on the cross sill.The ratchet of driving wheel 6 is meshed with the check ratchet 15 of Moveable assembled in pawl base 14 in the traction component 3.Move along sleeve pipe 16 guide chutes when driving wheel 6 rotates Traction Drive rope 10 band movable sliders 12, when making upper and lower strut bar 8,11 extend to the end position outage, stop because human body weight causes driving wheel 6 and reverse.Sleeve pipe 16 utilizes the forward and backward support of sleeve pipe to be fixed on the removable bottom 13, along the axially movable slide block 12 of sleeve pipe 16 guide chutes by upper and lower strut bar 8,11 and upper and lower crossbeam be hinged together.Driving wheel 6 is fixed on motor 5 axles, and the other end of motor 5 axles is by initiatively the wheel carrier support is fixing.Transmission rope 10 1 ends are wrapped on the driving wheel 6, through flower wheel 9 guiding the other end is fixed in the centre hole of slide block 12, motor 5 drives driving wheel 6 rotation Traction Drive ropes 10 band movable sliders 12 and moves along sleeve pipe 16 guide chutes, upper and lower strut bar 8,11 line of centerss that extend to two bars are located along the same line, and namely two strut bars extend to end position.Drive 1 lifting of upper beam assembly, thereby make the seat cushion on it give rise to the highest position, and and the backrest of seat between form the slanted angle of similar " V " shape, make the ruffian be held uniform.
When resetting, the ratchet of the ratchet 15 of Moveable assembled in pawl base 14 with driving wheel 6 broken away from, slide block 12 is moved to initial position along sleeve pipe 16 guide chutes, at this upper and lower beam assembly 1,2 is restored.
Claims (1)
1. towed antihijacking device of car, comprise the upper and lower beam assembly and the assembly of drive gear that are assembled in seat bottom in the car, the entablatrance of upper beam assembly is fixed on the seat cushion bottom of seat, the entablatrance below arranges the locating dowel pin that recovers the initial position, the cross sill of underbeam assembly is fixed on the chassis, it is characterized in that: described assembly of drive gear adopts two groups of transmission devices that are arranged symmetrically with; Comprise the motor that is fixed on the removable bottom in every group of transmission device, pawl base, the Moveable assembled ratchet in pawl base, and the traction component that is formed by sleeve pipe, slide block, transmission rope and driven wheel; Sleeve pipe in each traction component utilizes casing rack to be fixed on the removable bottom, be hinged by upper support bar and lower support bar and upper and lower crossbeam along the axially movable slide block of sleeve pipe guide chute and be in the same place, driving wheel is fixed on the motor shaft, transmission rope one end is wrapped on the driving wheel, through the flower wheel guiding other end is fixed in the centre hole of slide block; The driving wheel rotation Traction Drive rope band movable slider that the motor of every group of transmission device drives respectively separately moves along the sleeve pipe guide chute, make two upper support bars and two lower support bar synchronous extension of being symmetrically distributed in upper and lower beam assembly, drive upper beam assembly balance lifting, make the backrest of seat cushion and seat form slanted angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102841401A CN103303243A (en) | 2013-07-08 | 2013-07-08 | Traction type anti-kidnapping device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102841401A CN103303243A (en) | 2013-07-08 | 2013-07-08 | Traction type anti-kidnapping device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103303243A true CN103303243A (en) | 2013-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102841401A Pending CN103303243A (en) | 2013-07-08 | 2013-07-08 | Traction type anti-kidnapping device for automobile |
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| Country | Link |
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| CN (1) | CN103303243A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991423A (en) * | 2014-06-06 | 2014-08-20 | 李尚贤 | Traction type anti-hijack device for saloon car |
| CN106335459A (en) * | 2016-11-17 | 2017-01-18 | 李尚贤 | Compression spring release-type anti-hijacking device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07237894A (en) * | 1994-02-28 | 1995-09-12 | Central Conveyor Kk | Motor-driven table lifter |
| CN2339451Y (en) * | 1998-07-12 | 1999-09-22 | 肖伟 | Anti-rob device of vehicle |
| CN2495513Y (en) * | 2001-09-03 | 2002-06-19 | 白莉莉 | Antiriot device adaptable to taxi |
| CN2496722Y (en) * | 2001-08-30 | 2002-06-26 | 刘平 | Taxi anti-robbing self-defense apparatus |
| CN1621275A (en) * | 2004-12-30 | 2005-06-01 | 夏长海 | Backrest attached electric lifting protection screen for taxi |
| CN103129503A (en) * | 2013-03-26 | 2013-06-05 | 李尚贤 | Pull-type anti-hijack device used for saloon car |
| CN203332032U (en) * | 2013-07-08 | 2013-12-11 | 李尚贤 | Traction type hijack-preventing device for car |
-
2013
- 2013-07-08 CN CN2013102841401A patent/CN103303243A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07237894A (en) * | 1994-02-28 | 1995-09-12 | Central Conveyor Kk | Motor-driven table lifter |
| CN2339451Y (en) * | 1998-07-12 | 1999-09-22 | 肖伟 | Anti-rob device of vehicle |
| CN2496722Y (en) * | 2001-08-30 | 2002-06-26 | 刘平 | Taxi anti-robbing self-defense apparatus |
| CN2495513Y (en) * | 2001-09-03 | 2002-06-19 | 白莉莉 | Antiriot device adaptable to taxi |
| CN1621275A (en) * | 2004-12-30 | 2005-06-01 | 夏长海 | Backrest attached electric lifting protection screen for taxi |
| CN103129503A (en) * | 2013-03-26 | 2013-06-05 | 李尚贤 | Pull-type anti-hijack device used for saloon car |
| CN203332032U (en) * | 2013-07-08 | 2013-12-11 | 李尚贤 | Traction type hijack-preventing device for car |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991423A (en) * | 2014-06-06 | 2014-08-20 | 李尚贤 | Traction type anti-hijack device for saloon car |
| CN106335459A (en) * | 2016-11-17 | 2017-01-18 | 李尚贤 | Compression spring release-type anti-hijacking device |
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Application publication date: 20130918 |