CN109080386A - A kind of traffic machinery traction device that security performance is high - Google Patents

Abstract

The invention discloses a kind of traffic machinery traction devices that security performance is high, it is related to traffic machinery technical field, it includes first shell, the upper and lower surfaces of the first shell inner wall offer first sliding groove, and the first sliding block is slidably connected in two first sliding grooves, and the opposite face of two the first sliding blocks is fixedly connected by the first connecting plate, there are two the first sliding sleeves for the side clamping of first connecting plate.The traffic machinery traction device with automatic regulation function; pass through the cooperation between the first rotation axis, the first spring, steering mechanism, third rotation axis, second spring and the second rotation axis; it can not only prevent disabled vehicle from knocking into the back due to inertia etc. with transport vehicle; also make between transport vehicle and disabled vehicle that there are certain cushion effects; and then can reduce disabled vehicle braked as inertia or not in time and to impact force caused by transport vehicle, so as to play a very good protection to transport vehicle and disabled vehicle.

Description

A kind of traffic machinery traction device that security performance is high

Technical field

The present invention relates to traffic machinery technical field, specially a kind of traffic machinery traction device that security performance is high.

Background technique

Automotive Drawbar traction is one of automobile secondary row turner tool, and effect is to connect front car and rear car, so that rear car In case of a fault, front truck can be dragged away rear car by drawing.

Automobile during traveling it sometimes appear that failure, just needs to pull away disabled vehicle by traction device at this time, However existing automobile traction device is often that there are two the wirerope of draw hook to cause since wirerope is softer for a band Disabled vehicle is easy that rear-end collision occurs with transport vehicle due to inertia during delivery, is badly in need of a kind of safety Can high traffic machinery traction device solve the above problems.

Summary of the invention

(1) the technical issues of solving

In view of the deficiencies of the prior art, the present invention provides a kind of traffic machinery traction devices that security performance is high, solve Existing automobile traction device is often that there are two the wirerope of draw hook to cause since wirerope is softer for band Disabled vehicle is easy the problem of rear-end collision occurs with transport vehicle due to inertia during delivery.

(2) technical solution

To achieve the above objectives, the technical solution adopted by the present invention is that: a kind of traffic machinery that security performance is high traction dress It sets, including first shell, the upper and lower surfaces of the first shell inner wall offer first sliding groove, and two first cunnings The first sliding block is slidably connected in slot, and the opposite face of two the first sliding blocks is fixedly connected by the first connecting plate, described The side clamping of one connecting plate is socketed with the first slide bar, two the first slide bars in two the first sliding sleeves there are two the first sliding sleeve Both ends be respectively fixedly connected in the two sides of first shell inner wall, the first spring, and two are socketed with outside two the first slide bars The both ends of a first spring are respectively fixedly connected with the left side of the first sliding sleeve and the left side of first shell inner wall, first connection The left side of plate is connected with first bearing, and first bearing is located between two the first sliding sleeves, socket in the first bearing There is the first rotation axis, the left end of first rotation axis passes through the first limit hole that first shell left side opens up and is fixedly connected The first attachment device is fixedly connected in the left side of the right side of the first connector, first connector.

It is connected with steering mechanism on the right side of the first shell upper surface, third rotation is socketed in the steering mechanism Axis, the outer surface of the third rotation axis is arranged there are two steel ring, and two steel rings are respectively fixedly connected with table on the second housing In the fixation hole that face and lower surface open up, the lower surface of the second shell is supported with two respectively by two elastic devices The upper surface of seat is fixedly connected, and two elastic devices are located at the left and right sides of fixation hole, and two support bases is opposite Face is respectively fixedly connected in the two sides of third rotation axis, and the side of the third rotation axis offers several through-holes, and wherein It is arranged with pin in one through-hole, the lower surface of the pin is overlapped with the upper surface of two backing plates respectively, and two backing plates Lower surface is fixedly connected in the upper surface of second shell, and two backing plates are located at the left and right sides of fixation hole.

The upper and lower surfaces of the second shell inner wall offer second sliding slot, and sliding in two second sliding slots It is dynamic to be connected with the second sliding block, and the opposite face of two the second sliding blocks is fixedly connected by the second connecting plate, second connecting plate Side clamping there are two the second sliding sleeve, and the second slide bar, and the two of two the second slide bars are socketed in two the second sliding sleeves End is respectively fixedly connected with the right side in second shell inner wall and the right side of partition, and second is socketed with outside two the second slide bars Spring, and the both ends of two second springs are respectively fixedly connected with the right side of the second sliding sleeve and the right side of second shell inner wall, The upper and lower surfaces of the partition are respectively fixedly connected with the upper and lower surfaces in second shell inner wall, and described second connects The right side of fishplate bar is connected with second bearing, and the second bearing is located between two the second sliding sleeves, the second bearing inner sleeve It is connected to the second rotation axis, the right end of second rotation axis passes through the second limit hole that second shell right side opens up and by the Two support bases are fixedly connected with the left side of the second attachment device.

The present invention can also be a kind of automobile traction device, it is preferable that first attachment device includes the first traction Hook, the right end of first draw hook are fixedly connected on the left side of the first connector, and the upper surface of first draw hook is set It is equipped with the first Spring Card.

The present invention can also be a kind of traffic machinery pulling equipment with regulatory function, it is preferable that second connection Device includes the second draw hook, and the left end of second draw hook is fixedly connected on the right side of the second connector, and described second The lower surface of draw hook is provided with second spring card.

The present invention can also be a kind of automobile traction device with automatic regulation function, it is preferable that the elasticity dress It sets including telescopic rod and the 4th spring for being socketed in flexible rod outer surface, the both ends of the telescopic rod and the 4th spring are fixed respectively It is connected to the lower surface of second shell and the upper surface of support base.

The present invention can also be a kind of novel traffic machinery traction device, it is preferable that the shape of the through-hole and pin It is rectangle, and the outer diameter of pin is adapted with the internal diameter of through-hole.

The present invention can also be a kind of automobile traffic machinery pulling equipment, it is preferable that the steering mechanism includes external tooth Ring, intermediate gear, inner rack ring are connected with inner rack ring, socket on the outside of third rotation axis on the right side of first shell upper surface Outer rack gear ring, for intermediate gear between outer rack gear ring and inner rack ring, intermediate gear engages connection with outer rack gear ring, and intermediate Gear engages connection with inner rack ring.

The present invention can also be a kind of traffic machinery traction device for accident vehicle, it is preferable that outside the outer rack gear ring Side is equipped with barrier mechanism, and barrier mechanism includes third spring, raised frame, is connected with raised frame, third spring on the outside of outer rack gear ring In raised frame, the both ends of third spring are separately connected on the outside of outer rack gear ring and raised frame inside.

Preferably, when the third spring-compressed is to the limit, the distance on the outside of outer rack gear ring to raised frame top surface is greater than outer The height of tooth on the outside of rack gear ring.

Preferably, when the third spring-compressed is to the limit, the distance on the outside of outer rack gear ring to raised frame top surface is external tooth The 4/3-3/2 of the height of tooth on the outside of ring.

Preferably, the both ends of the third spring are separately connected on the inside of the crest top land on the outside of outer rack gear ring and raised frame.

Preferably, the both ends of the third spring are separately connected on the inside of the mark of mouth face on the outside of outer rack gear ring and raised frame.

Preferably, barrier mechanism is equipped on the inside of the inner rack ring, barrier mechanism includes third spring, raised frame, internal tooth Raised frame is connected on the inside of ring, third spring is located in raised frame, and the both ends of third spring are separately connected on the inside of inner rack ring On the inside of raised frame.

Preferably, when the third spring-compressed is to the limit, the distance on the inside of inner rack ring to raised frame top surface is greater than interior The height of tooth on the inside of rack gear ring.

Preferably, when the third spring-compressed is to the limit, the distance on the inside of inner rack ring to raised frame top surface is internal tooth The 4/3-3/2 of the height of tooth on the inside of ring.

Preferably, the both ends of the third spring are separately connected on the inside of the crest top land on the inside of inner rack ring and raised frame.

Preferably, the both ends of the third spring are separately connected on the inside of the mark of mouth face on the inside of inner rack ring and raised frame.

Preferably, there are two the barrier mechanisms, the angle between two barrier mechanisms is 150-180 degree.

Preferably, the raised frame is made by flexible material.

The present invention can also be a kind of traffic machinery traction device, it is preferable that the steering mechanism includes 3rd bearing, tooth Ring, gear are connected with 3rd bearing on the right side of first shell upper surface, 3rd bearing are socketed on the outside of third rotation axis, and third turns Ring gear is socketed on the outside of moving axis, first shell top surface is rotatably connected to the 4th rotation axis, and the 4th rotation axis is fixedly connected with gear, tooth Ring engages connection with gear.

Preferably, the gear outside is equipped with barrier mechanism, and barrier mechanism includes third spring, raised frame, gear outside It is connected with raised frame, third spring is located in raised frame, and the both ends of third spring are separately connected on the inside of gear outside and raised frame.

Preferably, when the third spring-compressed is to the limit, the distance on the outside of gear to raised frame top surface is greater than outside gear The height of the tooth of side.

Preferably, when the third spring-compressed is to the limit, the distance on the outside of gear to raised frame top surface is on the outside of gear Tooth height 4/3-3/2.

Preferably, the both ends of the third spring are separately connected on the inside of the crest top land on the outside of gear and raised frame.

Preferably, the both ends of the third spring are separately connected on the inside of the mark of mouth face on the outside of gear and raised frame.

The present invention can also be a kind of traffic machinery traction device that security performance is high, it is preferable that the telescopic rod includes Shell, the bottom end of the shell are fixedly connected on the upper surface of support base, and the top of the shell offers connecting hole, the company It connects and is arranged with inner casing in hole, the top of the inner casing is fixedly connected on the lower surface of second shell, and the bottom end of the inner casing is fixed It is connected with slide plate, the left and right ends of the slide plate are slidably connected at the third sliding slot that outer casing inner wall left and right sides open up respectively It is interior.

Preferably, the shape of the first sliding groove is T-shaped, and the shape of first sliding block is T-shaped.

Preferably, the shape of the second sliding slot is T-shaped, and the shape of second sliding block is T-shaped.

(3) beneficial effect

The beneficial effects of the present invention are:

1, the present invention passes through the first rotation axis, the first spring, steering mechanism, third rotation axis, second spring and second turn First attachment device and the second attachment device are respectively fixed to transport vehicle and disabled vehicle according to vehicle by the cooperation between moving axis On, when transport vehicle starting, disabled vehicle causes the first spring and second spring that can successively be compressed due to inertia, the One spring and second spring can apply reversed elastic force to the first rotation axis and the second rotation axis respectively using the elasticity of itself, When transport vehicle braking, due to disabled vehicle is braked inertia or not in time, cause second spring and the first spring can be successively It is stretched, second spring and the first spring respectively can apply instead the second rotation axis and the first rotation axis using the elasticity of itself To elastic force so that transport vehicle in the case where being rigidly connected with disabled vehicle, can not only prevent disabled vehicle due to inertia Etc. reasons knock into the back with transport vehicle, also make between transport vehicle and disabled vehicle that there are certain cushion effects, and then can reduce Disabled vehicle braked as inertia or not in time and to impact force caused by transport vehicle, so as to be risen to transport vehicle and disabled vehicle To good protective effect.

2, pin is inserted into different through-holes by the present invention by setting through-hole, and then can adjust second shell and the Difference in height between one shell, so that the first attachment device and the second attachment device are being fixed to transport vehicle and disabled vehicle by people When upper, the first attachment device or the second attachment device can be located at sustained height, thus the peace of people with the junction of disabled vehicle Work meeting enhanced convenience is filled pin to be inserted in one of in through-hole, elastic device is in always by the way that elastic device is arranged Compressed state, the third spring in elastic device can apply upward elastic force to second shell using the elasticity of itself, So that the connection between pin and third rotation axis can be even closer.

3, the present invention is by setting steel ring, and second shell is connected by two steel rings with third rotation axis, so as to mention The anti-load-bearing capacity of high second shell, by the first sliding block of setting and first sliding groove, the shape of first sliding groove and the first sliding block is equal To be T-shaped, so that the first rotation axis can be more flexible during driving the first connecting plate to move left and right in first shell, By setting the second sliding block and second sliding slot, the shape of second sliding slot and the second sliding block be it is T-shaped so that the second rotation axis band Dynamic second connecting plate can more flexibly, by the way that telescopic rod, telescopic rod energy is arranged during moving left and right in second shell The deformation quantity for enough reducing double swerve when third spring does stretching motion, thereby may be ensured that the service life of third spring.

4, the present invention replaces bearing by setting steering mechanism, and in steering mechanism, inner rack annulus moves intermediate gear rotation, Intermediate gear drives outer rack gear ring rotation, so that third rotation axis be driven to rotate.Setting is than directly passing through bearing drive the in this way The rotation of three rotation axis is slower, more steadily and surely, so that transport vehicle, in lane change, accident vehicle can follow the stable lane change of transport vehicle, no It can shake, the vehicle that causes the accident rollover.

5, for the present invention by setting barrier mechanism, the raised frame obstructed in mechanism is to be fabricated from a flexible material, and passes through centre The tooth expression lobes frame of gear deforms raised frame, to oppress third spring, third spring is allowed due to the elastic force of itself Between gear stop operating, when due to the third spring-compressed to the limit, the distance on the inside of inner rack ring to raised frame top surface is big The height of tooth on the inside of inner rack ring, so intermediate gear can't pass raised frame.There are two the barrier mechanisms, two barriers Angle between mechanism is 150-180 degree.Setting transport vehicle prevents from consigning when turning that amplitude is excessive or excessive velocities in this way Vehicle and accident vehicle side are bumped against, and prevent the angle of transport vehicle and accident vehicle too small, and cause the accident vehicle whipping, and accident vehicle is run It partially and runs from original lane, to guarantee that transport vehicle when consigning accident vehicle, will not influence the normal row of the vehicle in other lanes It sails, guarantees traffic safety.

6, the present invention, which passes through, is arranged steering mechanism, and in steering mechanism, 3rd bearing drives ring gear rotation, ring gear band moving gear Rotation, so that third rotation axis be driven to rotate.Setting by bearing than directly driving the rotation of third rotation axis slower in this way, more Steadily and surely, so that transport vehicle is in lane change, accident vehicle can follow the stable lane change of transport vehicle, will not shake, the vehicle that causes the accident rollover. By the way that barrier mechanism is arranged on gear, the raised frame obstructed in mechanism is to be fabricated from a flexible material, and is squeezed by the tooth of ring gear Raised frame deforms raised frame, to oppress third spring, third spring allows gear to stop operating due to the elastic force of itself, When due to the third spring-compressed to the limit, the distance on the outside of gear to raised frame top surface is greater than the height of the tooth on the outside of gear Degree, so ring gear can't pass raised frame.Setting transport vehicle prevents transport vehicle when turning that amplitude is excessive or excessive velocities in this way Bump against with accident vehicle side, prevents the angle of transport vehicle and accident vehicle too small, cause the accident vehicle whipping, accident vehicle sideslip With race from original lane, thus guarantee that transport vehicle when consigning accident vehicle, will not influence the normally travel of the vehicle in other lanes, Guarantee traffic safety.

Detailed description of the invention

Fig. 1 is the schematic diagram of the section structure of the embodiment of the present invention one；

Fig. 2 is the structural schematic diagram of the embodiment of the present invention one；

Fig. 3 is the structural schematic diagram that second shell is overlooked in the embodiment of the present invention one；

Fig. 4 is the structural schematic diagram that steering mechanism overlooks in the embodiment of the present invention two；

Fig. 5 is the structural schematic diagram that steering mechanism overlooks in the embodiment of the present invention three；

Fig. 6 is the schematic diagram of the section structure of the embodiment of the present invention four；

Fig. 7 is the structural schematic diagram that steering mechanism overlooks in the embodiment of the present invention four.

Fig. 8 is the structural schematic diagram that barrier mechanism is overlooked in the embodiment of the present invention two, three, four.

Fig. 9 is the schematic diagram of the section structure that telescopic rod is faced in the embodiment of the present invention five；

Figure 10 is the schematic diagram of the section structure of first sliding groove side view in the embodiment of the present invention six；

Figure 11 is the schematic diagram of the section structure of second sliding slot side view in the embodiment of the present invention seven；

In figure: 1 first shell, 2 first sliding grooves, 3 first sliding blocks, 4 first connecting plates, 5 first sliding sleeves, 6 first slide bars, 7 First spring, 8 first bearings, 9 first rotation axis, 10 first limit holes, 11 first connectors, 12 first attachment devices, 121 One draw hook, 122 first Spring Cards, 13 steering mechanism, 14 third rotation axis, 15 steel rings, 16 second shells, 17 elastic devices, 171 telescopic rods, 1711 shells, 1712 slide plates, 1713 inner casings, 1714 third sliding slots, 1715 connecting holes, 172 the 4th springs, 18 Support seat, 19 through-holes, 20 pins, 21 backing plates, 22 acupressure probes, 23 second sliding slots, 24 second sliding blocks, 25 second connecting plates, 26 second Sliding sleeve, 27 second slide bars, 28 partitions, 29 second springs, 30 second bearings, 31 second rotation axis, 32 second limit holes, 33 second Connector, 34 second attachment devices, 341 second spring cards, 342 second draw hooks, 35 fixation holes, 36 outer rack gear rings, among 37 Gear, 38 inner rack rings, 39 barrier mechanisms, 40 third springs, 41 raised frames, 42 3rd bearings, 43 ring gears, 44 gears, 45 the Four rotation axis.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Embodiment one as shown in Figure 1-3, the present invention provides a kind of technical solution: a kind of traffic machinery that security performance is high is led Leading-in device, including first shell 1, the upper and lower surfaces of 1 inner wall of first shell offer first sliding groove 2, and two Slidably connect the first sliding block 3 in one sliding slot 2, the shape of first sliding groove 2 be it is T-shaped, the shape of the first sliding block 3 be it is T-shaped, By the first sliding block 3 of setting and first sliding groove 2, the shape of first sliding groove 2 and the first sliding block 3 is T-shaped, so that first rotates Axis 9 drives the first connecting plate 4 can more flexibly during move left and right in first shell 1, and two the first sliding blocks 3 Opposite face is fixedly connected by the first connecting plate 4, and the side clamping of the first connecting plate 4 is there are two the first sliding sleeve 5, and two first The first slide bar 6 is socketed in sliding sleeve 5, by the way that the first slide bar 6 is arranged, the first slide bar 6 can reduce the first spring 7 and do flexible fortune The deformation quantity to teetertotter when dynamic thereby may be ensured that the service life of the first spring 7, and the both ends of two the first slide bars 6 point It is not fixedly connected on the two sides of 1 inner wall of first shell, is socketed with the first spring 7, and two first outside two the first slide bars 6 The both ends of spring 7 are respectively fixedly connected with the left side of the first sliding sleeve 5 and the left side of 1 inner wall of first shell, a left side for the first connecting plate 4 Side is connected with first bearing 8, and first bearing 8 is located between two the first sliding sleeves 5, is socketed with first in first bearing 8 Rotation axis 9, by the way that the first rotation axis 9 is arranged, the first attachment device 12 can be circle with first bearing 8 by the first rotation axis 9 The heart is rotated, so that people's meeting enhanced convenience when installing the first connector 11, the left end of the first rotation axis 9 pass through first The first limit hole 10 that 1 left side of shell opens up and the right side for being fixedly connected on the first connector 11, the first connector 11 Left side is fixedly connected with the first attachment device 12, and the first attachment device 12 includes the first draw hook 121, the first draw hook 121 Right end be fixedly connected on the left side of the first connector 11, the upper surface of the first draw hook 121 is provided with the first Spring Card 122, by the way that the first Spring Card 122 is arranged, the first Spring Card 122 can do resetting movement, so that the first draw hook 121 and delivery Vehicle or disabled vehicle can be more stable when being connected.

It is connected with steering mechanism 13 on the right side of 1 upper surface of first shell, third rotation axis 14 is socketed in steering mechanism 13, The outer surface of third rotation axis 14 is arranged there are two steel ring 15, and two steel rings 15 are respectively fixedly connected with the table in second shell 16 In the fixation hole 35 that face and lower surface open up, by the way that steel ring 15 is arranged, second shell 16 is turned by two steel rings 15 and third Moving axis 14 is connected, and so as to improve the anti-load-bearing capacity of second shell 16, the lower surface of second shell 16 passes through two elasticity Device 17 is fixedly connected with the upper surface of two support bases 18 respectively, and elastic device 17 includes telescopic rod 171 and is socketed in flexible The both ends of 4th spring 172 of 171 outer surface of bar, telescopic rod 171 and the 4th spring 172 are respectively fixedly connected in second shell 16 Lower surface and support base 18 upper surface, by be arranged elastic device 17, pin 20 is inserted in one of in through-hole 19, bullet Property device 17 be in compressed state always, the third spring 40 in elastic device 17 can be using the elasticity of itself to second Shell 16 applies upward elastic force, so that the connection between pin 20 and third rotation axis 14 can be even closer, telescopic rod 171 is wrapped Shell 1711 is included, the bottom end of shell 1711 is fixedly connected on the upper surface of support base 18, and the top of shell 1711 offers connection Hole 1715 is arranged with inner casing 1713 in connecting hole 1715, and the top of inner casing 1713 is fixedly connected on the lower surface of second shell 16, The bottom end of inner casing 1713 is fixedly connected with slide plate 1712, and the left and right ends of slide plate 1712 are slidably connected at 1711 inner wall of shell respectively In the third sliding slot 1714 that left and right sides open up, by the way that telescopic rod 171 is arranged, telescopic rod 171 can reduce third spring The deformation quantity of 40 double swerves when doing stretching motion thereby may be ensured that the service life of third spring 40, and two elasticity dresses 17 left and right sides for being located at fixation hole 35 are set, and the opposite face of two support bases 18 is respectively fixedly connected in third rotation axis 14 two sides, the side of third rotation axis 14 offers several through-holes 19, and pin 20 is arranged in one of through-hole 19, The shape of through-hole 19 and pin 20 is rectangle, and the outer diameter of pin 20 is adapted with the internal diameter of through-hole 19, is led to Setting through-hole 19 is crossed, pin 20 is inserted into different through-holes 19, and then can adjust between second shell 16 and first shell 1 Difference in height so that people are when the first attachment device 12 and the second attachment device 34 to be fixed on transport vehicle and disabled vehicle, First attachment device 12 or the second attachment device 34 can be located at sustained height, thus the installation of people with the junction of disabled vehicle Work meeting enhanced convenience, the lower surface of pin 20 are overlapped with the upper surface of two backing plates 21 respectively, and under two backing plates 21 Surface is fixedly connected in the upper surface of second shell 16, and two backing plates 21 are located at the left and right sides of fixation hole 35.

The upper and lower surfaces of 16 inner wall of second shell offer second sliding slot 23, and in two second sliding slots 23 Slidably connect the second sliding block 24, the shape of second sliding slot 23 be it is T-shaped, the shape of the second sliding block 24 be it is T-shaped, pass through setting The shape of second sliding block 24 and second sliding slot 23, second sliding slot 23 and the second sliding block 24 be it is T-shaped so that the second rotation axis 31 Can more flexibly during driving the second connecting plate 25 to move left and right in second shell 16, and two the second sliding blocks 24 Opposite face is fixedly connected by the second connecting plate 25, and the side clamping of the second connecting plate 25 is there are two the second sliding sleeve 26, and two The second slide bar 27 is socketed in second sliding sleeve 26, and the both ends of two the second slide bars 27 are respectively fixedly connected in second shell 16 The right side of inner wall and the right side of partition 28, two the second slide bars 27 are socketed with second spring 29, and two the second bullets outside The both ends of spring 29 are respectively fixedly connected with the right side of the second sliding sleeve 26 and the right side of 16 inner wall of second shell, pass through setting second Slide bar 27, the second slide bar 27 can reduce second spring 29 and make the deformation quantity to teetertotter when stretching motion, thereby may be ensured that The service life of second spring 29, the upper and lower surfaces of partition 28 are respectively fixedly connected with the upper table in 16 inner wall of second shell Face and lower surface, the right side of the second connecting plate 25 are connected with second bearing 30, and second bearing 30 is located at two the second sliding sleeves 26 Between, the second rotation axis 31 is socketed in second bearing 30, the right end of the second rotation axis 31 passes through 16 right side of second shell and opens If the second limit hole 32 and be fixedly connected by the second support base 18 with the left side of the second attachment device 34, second connection dress Setting 34 includes the second draw hook 342, and the left end of the second draw hook 342 is fixedly connected on the right side of the second connector 33, and second The lower surface of draw hook 342 is provided with second spring card 341, and by the way that second spring card 341 is arranged, second spring card 341 can Resetting movement is done, so that the second draw hook 342 can be more stable when being connected with transport vehicle or disabled vehicle.

For embodiment two as shown in Fig. 4,8, the steering mechanism 13 includes outer rack gear ring 36, intermediate gear 37, inner rack ring 38, it is connected with inner rack ring 38 on the right side of 1 upper surface of first shell, external tooth ring 36 is socketed on the outside of third rotation axis 14, it is intermediate For gear 37 between outer rack gear ring 36 and inner rack ring 38, intermediate gear 37 engages connection, and center tooth with outer rack gear ring 36 Wheel 37 engages connection with inner rack ring 38.

Barrier mechanism 39 is equipped on the outside of the outer rack gear ring 36, barrier mechanism 39 includes third spring 40, raised frame 41, outside Raised frame 41 is connected on the outside of rack gear ring 36, third spring 40 is located in raised frame 41, and the both ends of third spring 40 are separately connected 41 inside of outer 36 outside of rack gear ring and raised frame.

When the third spring 40 is compressed to the limit, the distance on the outside of outer rack gear ring 36 to 41 top surface of raised frame is greater than external tooth The height of the tooth in 36 outside of ring.

When the third spring 40 is compressed to the limit, the distance on the outside of outer rack gear ring 36 to 41 top surface of raised frame is outer rack gear The 4/3-3/2 of the height of the tooth in 36 outside of ring.

The both ends of the third spring 40 are separately connected 41 inside of crest top land and raised frame in outer 36 outside of rack gear ring.

The both ends of the third spring 40 are separately connected 41 inside of mark of mouth face and raised frame in outer 36 outside of rack gear ring.

Embodiment three is equipped with barrier mechanism 39 as shown in Fig. 5,8, on the inside of the inner rack ring 38, and barrier mechanism 39 includes the Three springs 40, raised frame 41 are connected with raised frame 41 on the inside of inner rack ring 38, and third spring 40 is located in raised frame 41, third The both ends of spring 40 are separately connected 41 inside of 38 inside of inner rack ring and raised frame.

There are two the barrier mechanisms 39, and the angle between two barrier mechanisms 39 is 150-180 degree.

The protrusion frame 41 is made by flexible material.

When the third spring 40 is compressed to the limit, the distance on the inside of inner rack ring 38 to 41 top surface of raised frame is greater than internal tooth The height of the tooth of 38 inside of ring.

When the third spring 40 is compressed to the limit, the distance on the inside of inner rack ring 38 to 41 top surface of raised frame is inner rack The 4/3-3/2 of the height of the tooth of 38 inside of ring.

The both ends of the third spring 40 are separately connected 41 inside of crest top land and raised frame of 38 inside of inner rack ring.

The both ends of the third spring 40 are separately connected 41 inside of mark of mouth face and raised frame of 38 inside of inner rack ring.

As shown in figs 6-8, the steering mechanism 13 includes 3rd bearing 42, ring gear 43, gear 44, first shell to example IV It is connected with 3rd bearing 42 on the right side of 1 upper surface of body, is socketed 3rd bearing 42 on the outside of third rotation axis 14, outside third rotation axis 14 Side is socketed ring gear 43, and 1 top surface of first shell is rotatably connected to the 4th rotation axis 45, the 4th rotation axis 45 and the fixed company of gear 44 It connects, ring gear 43 engages connection with gear 44.

Barrier mechanism 39 is equipped on the outside of the gear 44, barrier mechanism 39 includes third spring 40, raised frame 41, gear 44 Outside is connected with raised frame 41, and third spring 40 is located in raised frame 41, and the both ends of third spring 40 are separately connected outside gear 44 41 inside of side and raised frame.

When the third spring 40 is compressed to the limit, the distance on the outside of gear 44 to 41 top surface of raised frame is greater than outside gear 44 The height of the tooth of side.

When the third spring 40 is compressed to the limit, the distance on the outside of gear 44 to 41 top surface of raised frame is 44 outside of gear Tooth height 4/3-3/2.

The both ends of the third spring 40 are separately connected 41 inside of crest top land and raised frame in 44 outside of gear.

The both ends of the third spring 40 are separately connected 41 inside of mark of mouth face and raised frame in 44 outside of gear.

As shown in figure 9, the telescopic rod 171 includes shell 1711, the bottom end of the shell 1711 is fixed to be connected embodiment five It connects in the upper surface of support base 18, the top of the shell 1711 offers connecting hole 1715, is arranged in the connecting hole 1715 There is inner casing 1713, the top of the inner casing 1713 is fixedly connected on the lower surface of second shell 16, the bottom end of the inner casing 1713 It is fixedly connected with slide plate 1712, the left and right ends of the slide plate 1712 are slidably connected at 1711 inner wall left and right sides of shell respectively In the third sliding slot 1714 opened up.

Embodiment six as shown in Figure 10, the shape of the first sliding groove 2 be it is T-shaped, the shape of first sliding block 3 is T Font.

Embodiment seven as shown in figure 11, the shape of the second sliding slot 23 be it is T-shaped, the shape of second sliding block 24 is It is T-shaped.

Operating procedure of the invention are as follows:

S1, first according to the vehicle of transport vehicle and disabled vehicle be adjusted the first attachment device 12 and the second attachment device 34 it Between difference in height, while press two acupressure probes 22 and by pin 20 by being taken out in through-hole 19, then again press two finger pressures Plate 22 moves down second shell 16, when second shell 16 drops to suitable position, pin 20 is inserted into corresponding logical In hole 19, the pressure acted in two acupressure probes 22 is then slowly removed, the third spring 40 in elastic device 17 being capable of benefit Apply upward elastic force to second shell 16 with the elasticity of itself, so that the connection between pin 20 and third rotation axis 14 can more Step up close, and being attached on two backing plates 21 tightly；

S2, the first Spring Card 122 and second spring card 341 are successively then pressed respectively by the first draw hook 121 and second Draw hook 342 is articulated on transport vehicle and disabled vehicle, and when transport vehicle starting, disabled vehicle leads to first due to inertia Spring 7 and second spring 29 can successively be compressed, and the first spring 7 and second spring 29 can be using the elasticity of itself respectively to the One rotation axis 9 and the second rotation axis 31 apply reversed elastic force, and when transport vehicle braking, disabled vehicle is made due to inertia or not in time Dynamic reason causes second spring 29 and the first spring 7 that can successively be stretched, and second spring 29 and the first spring 7 can utilize Itself elasticity reversed elastic force is applied to the second rotation axis 31 and the first rotation axis 9 respectively so that transport vehicle with disabled vehicle In the case where being rigidly connected, it can not only prevent disabled vehicle from knocking into the back due to inertia etc. with transport vehicle, also make There are certain cushion effects between transport vehicle and disabled vehicle, and then can reduce disabled vehicle and brake due to inertia or not in time and right Impact force caused by transport vehicle；

S3 and in transport vehicle turning, inner rack ring 38 drives intermediate gear 37 to rotate, and intermediate gear 37 drives outer rack gear Ring 36 rotates, so that third rotation axis 14 be driven to rotate.When intermediate gear 37 turns to inner rack ring 38 or outer rack gear ring 36 At raised frame 41, the tooth of intermediate gear 37, which rolls raised frame 41, allows raised frame 41 to deform, so that the third spring in raised frame 41 40, due to itself elastic force, allow intermediate gear 37 to stop operating, so that third rotation axis 14 no longer rotates, such turning machine Structure 13 can allow third rotation axis 14 slowly to rotate, and speed is too fast when preventing transport vehicle lane change or turning or amplitude is too big, disabled vehicle It is thrown out of, to threaten traffic safety.

S4 and transport vehicle turning when, 3rd bearing 42 drive ring gear 43 rotate, ring gear 43 with moving gear 44 rotate, from And third rotation axis 14 is driven to rotate.It is convex on gear 44 when turning to 43 outside of ring gear at the raised frame 41 on gear 44 It plays frame 41 and deformation is squeezed to obtain by ring gear 43, so that the third spring 40 in raised frame 41 allows gear 44 to stop due to the elastic force of itself Rotation stop is dynamic, so that third rotation axis 14 no longer rotates, such steering mechanism 13 can allow third rotation axis 14 slowly to rotate, and prevents Only transport vehicle lane change or speed is too fast when turning or amplitude is too big, disabled vehicle is thrown out of, to threaten traffic safety.

Above specific embodiment has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects Illustrate, it should be understood that be not intended to restrict the invention the foregoing is merely a specific embodiment of the invention, it is all Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention Within the scope of shield.

Claims (3)

1. a kind of traffic machinery traction device that security performance is high, including first shell (1), it is characterised in that: the first shell The upper and lower surfaces of body (1) inner wall offer first sliding groove (2), and slidably connect in two first sliding grooves (2) First sliding block (3), and the opposite face of two the first sliding blocks (3) is fixedly connected by the first connecting plate (4), first connecting plate (4) there are two the first sliding sleeve (5), two the first sliding sleeves (5) are interior to be socketed with the first slide bar (6) for side clamping, and two first The both ends of slide bar (6) are respectively fixedly connected in the two sides of first shell (1) inner wall, and two the first slide bars (6) are socketed with outside First spring (7), two the first slide bars (6) are socketed with the first spring (7) outside, and the both ends difference of two the first springs (7) It is fixedly connected with the left side of the first sliding sleeve (5) and the left side of first shell (1) inner wall, the left side of first connecting plate (4) It is connected with first bearing (8), and first bearing (8) is located between two the first sliding sleeves (5), first bearing (8) inner sleeve It is connected to the first rotation axis (9), the left end of first rotation axis (9) passes through the first limit that first shell (1) left side opens up The left side of hole (10) and the right side for being fixedly connected on the first connector (11), first connector (11) is fixedly connected with First attachment device (12)；

It is connected with steering mechanism (13) on the right side of first shell (1) upper surface, the is socketed in the steering mechanism (13) Three rotation axis (14), the outer surface of the third rotation axis (14) are arranged there are two steel ring (15), and two steel rings (15) are respectively It is fixedly connected in the fixation hole (35) that second shell (16) upper and lower surfaces open up, under the second shell (16) Surface is fixedly connected with the upper surface of two support bases (18) respectively by two elastic devices (17), the second shell (16) Lower surface be fixedly connected respectively with the upper surface of two support bases (18) by two elastic devices (17), and two elasticity dress The left and right sides that (17) are located at fixation hole (35) is set, and the opposite face of two support bases (18) is respectively fixedly connected in third The two sides of rotation axis (14), the side of the third rotation axis (14) offer several through-holes (19), and one of through-hole (19) it is arranged with pin (20) in, the lower surface of the pin (20) is overlapped with the upper surface of two backing plates (21) respectively, and two The lower surface of a backing plate (21) is fixedly connected in the upper surface of second shell (16), and two backing plates (21) are located at fixation The left and right sides in hole (35)；

The upper and lower surfaces of second shell (16) inner wall offer second sliding slot (23), and two second sliding slots (23) it is slidably connected the second sliding block (24) in, and the opposite face of two the second sliding blocks (24) is solid by the second connecting plate (25) Fixed connection, there are two the second sliding sleeve (26) for the side clamping of second connecting plate (25), and in two the second sliding sleeves (26) It is socketed with the second slide bar (27), and the both ends of two the second slide bars (27) are respectively fixedly connected on the right side of second shell (16) inner wall The right side of side and partition (28), two the second slide bars (27) are socketed with second spring (29) outside, two the second slide bars (27) it is socketed with outside second spring (29), and the both ends of two second springs (29) are respectively fixedly connected with the second sliding sleeve (26) The right side on right side and second shell (16) inner wall, the upper and lower surfaces of the partition (28) are respectively fixedly connected with The right side of the upper and lower surfaces of two shells (16) inner wall, second connecting plate (25) is connected with second bearing (30), The second bearing (30) is located between two the second sliding sleeves (26), is socketed with the second rotation axis in the second bearing (30) (31), the right end of second rotation axis (31) passes through the second limit hole (32) for opening up of second shell (16) right side and passes through Second support base (18) is fixedly connected with the left side of the second attachment device (34)；

The steering mechanism (13) includes 3rd bearing (42), ring gear (43), gear (44), the right side of first shell (1) upper surface Side is connected with 3rd bearing (42), is socketed 3rd bearing (42) on the outside of third rotation axis (14), third rotation axis (14) outer sheath It connects ring gear (43), first shell (1) top surface is rotatably connected to the 4th rotation axis (45), and the 4th rotation axis (45) and gear (44) are solid Fixed connection, ring gear (43) engage connection with gear (44).

2. a kind of high traffic machinery traction device of security performance according to claim 1, it is characterised in that: described first The shape of sliding slot (2) be it is T-shaped, the shape of first sliding block (3) is T-shaped.

3. a kind of high traffic machinery traction device of security performance according to claim 1, it is characterised in that: the through-hole (19) and the shape of pin (20) is rectangle.