Field vehicle escape auxiliary equipment

A technology for auxiliary equipment and vehicles, applied in vehicle cleaning equipment, vehicle maintenance, vehicle parts, etc., can solve problems such as four-wheel slipping, four-wheel drive system failure, etc., and achieve the effect of increasing the contact area

Inactive Publication Date: 2021-01-29
天津中经网络科技有限公司
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AI-Extracted Technical Summary

Problems solved by technology

[0002] Whether it is a self-driving tour or going off-road, it is not uncommon to get stuck in a car. Once encountered, it will be very frustrating. If you encounter a car stuck in a quagmire or swamp in the wild, you can only escape through the equipment carried by the car. When the car gets stuck After the quagmire, the four wheels ...
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Abstract

The invention discloses field vehicle escape auxiliary equipment which comprises a vehicle body and a shell arranged on the lower side of the vehicle body; tires are installed at the lower end of thevehicle body; an air bag cavity is formed in the shell; and an auxiliary air bag is fixedly installed in the air bag cavity. The device can be installed on avehicle chassis when a vehicle passes through a dangerous place, and when the vehicle sinks into a mire, the device can be started, the device can pop up an air bag to increase the contact area to prevent the vehicle from further sinking; thenthe vehicle is lifted to a certain height through power of vehicle tires, and then the vehicle is pushed forwards by a certain distance through elastic force of springs and is pushed out of the mire;and finally, the part in the mire is recovered by utilizing a pull rope. The traction rope is arranged in the device, a vehicle owner can fix one end of the traction rope to a tree or a stone, and then the traction rope can provide traction force for the vehicle to assist the vehicle in getting out of trouble.

Application Domain

Vehicle fittings for liftingVehicle cleaning apparatus +1

Technology Topic

Automotive engineeringRolling chassis +2

Image

  • Field vehicle escape auxiliary equipment
  • Field vehicle escape auxiliary equipment
  • Field vehicle escape auxiliary equipment

Examples

  • Experimental program(1)

Example Embodiment

[0016]Combine belowFigure 1-4The present invention will be described in detail, in which, for the convenience of description, the following directions are specified as follows:figure 1 The vertical, horizontal, front and rear directions of the projection relationship are the same.
[0017]A field vehicle escape assist device described in conjunction with Figures 1-4 includes a vehicle body 10 and a housing 15 arranged on the lower side of the vehicle body 10, a tire 35 is installed at the lower end of the vehicle body 10, and the housing 15 An airbag cavity 37 is provided, an auxiliary airbag 14 is fixedly installed in the airbag cavity 37, and an air pump 40 is fixedly installed in the housing 15. The air pump 40 can inflate the auxiliary airbag 14 to make the auxiliary airbag 14 The airbag 14 is inflated, the housing 15 is provided with a traction cavity 18, the traction cavity 18 is symmetrically fixed with a traction slide 13 up and down, and the traction cavity 18 is slid with a traction reel 11, the traction The upper side of the reel 11 is fixedly provided with a reel gear 12, the reel 12 and the traction reel 11 can rotate, the traction reel 11 is wound with a wire rope 36, the traction slide After the rail 13 is activated, it can drive the traction reel 11 and the reel gear 12 to slide in the traction chamber 18. The upper end of the housing 15 is provided with a pulling chute 17, which slides in the pulling chute 17 There is a tension slider 34, the left end of the tension slider 34 is fixed with a top rod 20, the left end of the tension chute 17 is fixed with a limit block 60, between the limit block 60 and the tension slider 34 A tension spring 16 is provided. The left and right ends of the tension spring 16 are respectively fixedly connected to the stop block 60 and the tension slider 34, the tension spring 16 is in a stretched state, and the tension slider 34 The right end and the housing 15 are fixed by a fixing screw 33. The fixing screw 33 is connected with the tension slider 34 and the housing 15 through a screw thread. When the fixing needs to be released, the fixing can be removed by turning The screw 33 is sufficient, the limiting block 60 is provided with a through hole 49, the limiting block 60 is provided with an inner cavity 47, and a mounting shaft 48 is fixed between the front and rear ends of the inner cavity 47. A rotating rod 50 is rotatably provided on the mounting shaft 48. A return spring 51 is arranged between the lower left end of the rotating rod 50 and the bottom end of the inner cavity 47. The return spring 51 is in a compressed state, and the right end of the rotating rod 50 A connecting shaft 46 is rotatably provided, a clamping block 45 is fixed on the connecting shaft 46, a clamping slot 44 is provided in the housing 15, and the clamping block 45 is clamped into the clamping slot 44 to limit the position The block 60 is fixed in the pulling chute 17, and the ejector rod 20 is inserted into the through hole 49 to push the rotating rod 50 to rotate counterclockwise to a certain angle and remove the clamping block 45 from the clamping slot 44 Pull out, so that the limit block 60 is no longer fixed in the tension chute 17, the tension slider 34 is fixed with a lifting threaded rod 25, and the lifting threaded rod 25 is threadedly connected with a bottom plate 19, The bottom plate 19 is fixedly connected to the chassis of the body 10, the upper end of the lifting threaded rod 25 is fixed with a driven gear 21, the right end of the body 10 is rotated with a rotating shaft 28, and the rotating shaft 28 is fixed with a driven gear. The bevel gear 24 and the drive gear 22, the drive gear 22 and the driven gear 21 mesh, the rotating shaft 28 is provided with bevel teeth on the back side A wheel shaft 58, a drive bevel gear 23 is fixed on the bevel gear shaft 58, the drive bevel gear 23 meshes with the driven bevel gear 24, and a drive pulley is passed between the bevel gear shaft 58 and the tire 35 59 Transmission connection. After the tire 35 rotates, the lifting threaded rod 25 can be driven to rotate through the transmission. The lifting threaded rod 25 can drive the bottom plate 19 to move upward, and the bottom plate 19 can drive the body 10 to move upward .
[0018]Advantageously, the upper end of the bottom plate 19 is symmetrically fixed with a mounting baffle 27 in the front and rear. A spool 26 is rotatably arranged between the front and rear mounting baffles 27. A spool 29 is fixed on the spool 26. A draw rope 32 is wound on the spool 29, the right end of the draw rope 32 is fixedly connected to the housing 15, and a power motor 31 is fixed on the lower side of the spool 26. The power shaft of the power motor 31 and the The spools 26 are connected by a belt pulley 30 in transmission. The pull rope 32 can pull the housing 15 out of the quagmire after the vehicle body 10 leaves the quagmire.
[0019]Beneficially, a gear cavity 54 is provided in the housing 15, a gear shaft 55 is rotatably provided in the gear cavity 54, and a winding bevel gear 52 and a winding power gear 53 are fixed on the gear shaft 55. A rotating shaft 56 is rotatably provided in the gear cavity 54. A power bevel gear 57 is fixed at the right end of the rotating shaft 56. The power bevel gear 57 meshes with the winding bevel gear 52. Sliding left to mesh with the winding power gear 53, and rotating the rotating shaft 56 can drive the winding gear 12 and the traction winding wheel 11 to rotate and wind the steel wire rope 36.
[0020]Beneficially, the left and right ends of the airbag cavity 37 are provided with hinges 39 that rotate symmetrically, and a baffle 38 is fixed on the hinge 39. The baffle 38 can rotate around the hinge 39, and the auxiliary airbag 14 will push the baffle 38 to rotate after expansion.
[0021]The sequence of mechanical actions of the entire device:
[0022]When the vehicle body 10 needs to pass through a dangerous road section, the vehicle owner needs to install the bottom plate 19 and the shell 15 under the chassis of the vehicle body 10 in advance. The driven gear 21 does not need to be installed temporarily. When the vehicle body 10 passes through the mud and is stuck in the mud, it will The movable gear 21 is fixedly installed on the upper end of the lifting threaded rod 25, the air pump 40 is activated to inject gas into the auxiliary airbag 14, the auxiliary airbag 14 expands to the left and right sides and pushes the baffle 38 to rotate around the hinge 39, and the auxiliary airbag 14 expands to the airbag cavity On the outside of 37, the expanded auxiliary airbag 14 can increase the contact area with the quagmire to prevent the body 10 from continuing to sink. The tire 35 will slip after the body 10 is trapped in the quagmire. The slippery tire 35 drives the bevel gear shaft 58 to rotate through the drive pulley 59. The gear shaft 58 drives the drive bevel gear 23 to rotate, the drive bevel gear 23 drives the driven bevel gear 24 and the rotating shaft 28 to rotate, the drive gear 22 drives the driven gear 21 and the lifting threaded rod 25 to rotate, the lifting threaded rod 25 rotates and drives the bottom plate 19 upward When moving, the bottom plate 19 supports the body 10 to move upwards. When it reaches the specified height, the owner stops stepping on the accelerator to stop the tire 35 from rotating, rotates the fixing screw 33 and removes it. The tension slider 34 is pulled by the tension spring 16 to drive the bottom plate 19 along the tension The chute 17 slides to the left, and the bottom plate 19 drives the body 10 to slide to the left. After the pull slider 34 slides to the left for a certain distance, the top rod 20 begins to be inserted into the through hole 49 and pushes the rotating rod 50 to rotate counterclockwise to a certain angle, and the rotating rod 50 is counterclockwise. After the hour hand rotates, the clamping block 45 will be pulled out of the clamping slot 44, the limit block 60 is released from the fixed state, and is pushed by the tension spring 16 to slide out the tension chute 17 to the left, the bottom plate 19 and the body 10 are also inertial Under the action of, slide the pulling chute 17 to the left, and push the car body 10 out of the quagmire through this section of sliding. After the car body 10 leaves the quagmire, the power motor 31 starts to drive the reel 26 and the reel 29 to rotate through the pulley 30. 29 Rotate the winding rope 32 to pull out the shell 15 from the quagmire to complete the relief. When there are large rocks or trees nearby, the wire rope 36 can also be used to assist the relief, and the sliding rail 13 starts to drive the traction coil The wheel 11 and the reel gear 12 slide to the right. The user pulls the wire rope 36 and binds the wire rope 36 to a rock or tree, and then the traction slide 13 starts to drive the traction reel 11 to slide to the left to provide the body 10 With a certain auxiliary pulling force, after the wire rope 36 is used up, the traction slide 13 starts to drive the traction reel 11 to slide to the left, the reel gear 12 meshes with the reel power gear 53, and the rotating shaft 56 is rotated through the power bevel gear 57 and The transmission of the winding bevel gear 52 and the winding power gear 53 drives the winding gear 12 and the traction reel 11 to rotate, and the traction reel 11 rotates to rewind the steel wire rope 36 and store it in the traction chamber 18.
[0023]The above-mentioned embodiments are only to illustrate the technical concept and features of the present invention, and their purpose is to enable those skilled in the art to understand and implement the content of the present invention, and cannot limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

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