Car escaping equipment and using method thereof

文档序号:963734 发布日期:2020-11-03 浏览:23次 中文

阅读说明:本技术 一种轿车脱困装备及其使用方法 (Car escaping equipment and using method thereof ) 是由 李明渊 王燕红 于 2020-08-04 设计创作,主要内容包括:本发明公开了一种轿车脱困装备,包括支撑机构,在支撑机构上滑动的滑动机构,与滑动机构上端连接的千斤顶,以及用于抬升轿车的抬升机构;支撑机构包括条形的底板,与底板上端连接的条形的导轨,以及与底板一侧的两端一对一连接的两个防翻板;导轨两长侧壁下部分别设有滑槽;滑动机构包括沿导轨上端滑动的滑板,与滑板下端两个支撑板,以及与支撑板内侧壁下端连接的、与滑槽滑动连接的勾板;千斤顶下端连接的底座,千斤顶上端连接支撑杆;抬升机构包括套管、连接板和铲板;铲板处于两个防翻板和底板之间的竖直方向内,且铲板处于最低位置时其高度不高于防翻板高度。对轿车的非驱动轮掉入深坑、路坎边或悬崖边等情况进行救援,使得车轮能脱困。(The invention discloses a car escaping device, which comprises a supporting mechanism, a sliding mechanism sliding on the supporting mechanism, a jack connected with the upper end of the sliding mechanism, and a lifting mechanism used for lifting a car; the supporting mechanism comprises a strip-shaped bottom plate, a strip-shaped guide rail connected with the upper end of the bottom plate, and two turnover preventing plates connected with two ends of one side of the bottom plate in a one-to-one manner; the lower parts of two long side walls of the guide rail are respectively provided with a sliding chute; the sliding mechanism comprises a sliding plate sliding along the upper end of the guide rail, two supporting plates connected with the lower end of the sliding plate, and a hook plate connected with the lower end of the inner side wall of each supporting plate and slidably connected with the sliding chute; the lower end of the jack is connected with the base, and the upper end of the jack is connected with the supporting rod; the lifting mechanism comprises a sleeve, a connecting plate and a shovel plate; the shovel plate is positioned in the vertical direction between the two anti-turnover plates and the bottom plate, and the height of the shovel plate is not higher than the height of the anti-turnover plates when the shovel plate is positioned at the lowest position. The condition that the non-driving wheel of the car falls into a pit, a roadside ridge or a cliff and the like is rescued, so that the wheel can get rid of difficulties.)

1. The utility model provides a car equipment of getting rid of poverty which characterized in that: the lifting mechanism is used for lifting the car and is lifted upwards by the jack; the supporting mechanism comprises a strip-shaped bottom plate, a strip-shaped guide rail connected with the upper end of the bottom plate, and two turnover preventing plates connected with two ends of one side of the bottom plate in a one-to-one manner; the guide rail comprises two opposite long side walls and two opposite short side walls, and sliding grooves are respectively formed in the lower parts of the two long side walls along the length direction of the two long side walls; the sliding mechanism comprises a sliding plate sliding along the upper end of the guide rail, two supporting plates which are connected with two opposite sides of the lower end of the sliding plate in a one-to-one manner, and a hook plate which is connected with the lower end of the inner side wall of each supporting plate and is connected with the sliding chute in a sliding manner; the lower end of the jack is connected with a base which is detachably connected with the sliding plate, and the upper end of the jack is connected with a supporting rod; the lifting mechanism comprises a sleeve sleeved on the support rod, a connecting plate with the upper end connected with the lower end of the sleeve, and a shovel plate with one end connected with the lower end of the connecting plate; the shovel plate is positioned in the vertical direction between the two anti-turnover plates and the bottom plate, and the height of the shovel plate is not higher than that of the anti-turnover plates when the shovel plate is positioned at the lowest position; the sleeve cannot rotate along the support rod.

2. The equipment of claim 1, wherein: the device also comprises two clamps connected with the shovel plate, wherein each clamp is positioned between one anti-turnover plate and the shovel plate; the clamp comprises a connecting block, two opposite clamping plates connected with the upper end of the connecting block, a bolt penetrating through the clamping plates and in threaded connection with the clamping plates, and a touch plate connected with the side wall of the connecting block; the upper end of the abutting plate abuts against the lower end of the shovel plate.

3. The equipment of claim 2, wherein: the shovel plate is provided with a socket a at a position corresponding to the clamp clamping plate, and a socket b inserted with the socket a is arranged at the lower end of the clamp clamping plate close to the wall of the shovel plate.

4. The equipment of claim 1, wherein: the limiting mechanism comprises a limiting part arranged on the long side wall along the length direction of the long side wall, a control plate rotationally connected with the support plate and a spring with one end connected with the control plate; the supporting plate is provided with a mounting opening, and the upper side and the lower side of the mounting opening are respectively connected with a hinge block; the other end of the spring is connected with the supporting plate; the control panel is equipped with the articulated pole with articulated piece is articulated, the control panel passes the installing port under the effect of spring and keeps conflicting with spacing portion, and the control panel other end is outside the installing port.

5. The equipment of claim 4, wherein: the control plate comprises a limiting plate, an inclined plate and a pressing plate, wherein one end of the limiting plate is abutted against the limiting part, one end of the inclined plate is connected with the other end of the limiting plate, and one end of the pressing plate is connected with the other end of the inclined plate; the hinged rods are arranged on the upper side wall and the lower side wall of the limiting plate, and the pressing plate is connected with one end of the spring; the included angle between the limiting plate and the inclined plate is 120-150 degrees, and the limiting plate is approximately parallel to the pressing plate.

6. The equipment of claim 4, wherein: the limiting part is a rough surface or a tooth part comprising a plurality of teeth.

7. The equipment of claim 1, wherein: the connecting plate is a plurality of plates connected in a stepped manner, and each plate is as close to the jack or the sliding mechanism as possible.

8. A method of using a car escape apparatus, said apparatus as claimed in claim 1, said method comprising:

when the wheel a of a single non-driving wheel falls into a pit, a roadside ridge or a cliff, the vehicle cannot drive away;

the method comprises the following specific steps:

(1) firstly, placing a supporting mechanism on the ground close to the side of a wheel a;

(2) sleeving the sliding mechanism on the guide rail;

(3) then the jack is placed on the sliding mechanism, and the base and the sliding plate are fixed together;

(4) sleeving a sleeve of the lifting mechanism on the supporting rod, and enabling the shovel plate to be positioned between the two turnover preventing plates;

(5) then the anti-turnover plate is inserted under the chassis of the car, the shovel plate is positioned under the reinforcing ribs or the fins, the anti-turnover plate is close to the wheels a as much as possible, and the length direction of the guide rail is the same as the straight direction of the car;

(6) then the jack is lifted, the shovel plate is contacted with the reinforcing ribs or the fins, and the wheels a are lifted;

(7) when the wheel a is lifted, and the distance from the upper end of the wheel a to the ground is 4/5-9/10 of the diameter of the wheel a, the vehicle can be driven to leave a pit, a roadside ridge or a cliff;

(8) when the wheel a is lifted, and the distance from the upper end of the wheel a to the ground is more than 9/10 of the diameter of the wheel a, the car can be driven or pushed to leave the pit, the edge of the roadside sill or the edge of the cliff;

(9) when the side of the car where the wheel a is located is close to the roadside ridge or the cliff side and the car escaping equipment is not placed at the position, starting the car to enable the car to rotate around the wheel a, enabling the ground on the side of the wheel a to have a position large enough to place the car escaping equipment, and repeating the steps (1) - (8);

(10) when the car chassis is too close to the ground and the distance between the position where the car escaping equipment is placed and the wheels a is larger than 1/4 of the wheelbases of the front and rear wheels, the equipment is firstly used for lifting the car chassis to a certain height so that the second car escaping equipment can be used within 1/4 of the wheelbase of the wheels a, and then the second car escaping equipment is used for executing the steps (1) - (8);

if the wheels of two non-driving wheels of the car head or the car position fall into a deep pit, a side of a road sill or a side of a cliff at the same time and cannot drive away, two or more sets of car escaping equipment can be adopted, and the steps (1) - (10) are adopted for rescuing according to actual conditions, so that the car is escaped.

Technical Field

The invention belongs to the field of car safety, and particularly relates to a car escaping device and a using method thereof.

Background

The application number is 201610364615.1, which is a Chinese patent named as a method for using hydraulic cross slide rail rescue equipment, and the applicant and a Quzhou design Limited company respectively apply for a plurality of similar car rescue equipment, namely, wheels sink into a shallow pit, then the wheels are jacked up, and then a car is pushed or driven to enable the wheels to be separated from the shallow pit. However, the rescue equipment cannot play a role when the wheels fall into a pit, a roadside ridge or a cliff, and the existing other small rescue equipment is provided with a jack, but the chassis is close to the ground, and the jack cannot be placed below the chassis, so that the rescue cannot be carried out under the situation.

Disclosure of Invention

In view of the above, the present invention aims to provide a small-sized device for rescuing a non-driving wheel (named as wheel a) of a car from dropping into a pit, a curb, a cliff, or the like.

In order to realize the purpose of the invention, the following technical scheme is adopted for realizing the purpose:

a car escaping device comprises a supporting mechanism, a sliding mechanism sliding on the supporting mechanism, a jack connected with the upper end of the sliding mechanism, and a lifting mechanism which is jacked upwards by the jack and used for lifting a car; the supporting mechanism comprises a strip-shaped bottom plate, a strip-shaped guide rail connected with the upper end of the bottom plate, and two turnover preventing plates connected with two ends of one side of the bottom plate in a one-to-one manner; the guide rail comprises two opposite long side walls and two opposite short side walls, and sliding grooves are respectively formed in the lower parts of the two long side walls along the length direction of the two long side walls; the sliding mechanism comprises a sliding plate sliding along the upper end of the guide rail, two supporting plates which are connected with two opposite sides of the lower end of the sliding plate in a one-to-one manner, and a hook plate which is connected with the lower end of the inner side wall of each supporting plate and is connected with the sliding chute in a sliding manner; the lower end of the jack is connected with a base which is detachably connected with the sliding plate, and the upper end of the jack is connected with a supporting rod; the lifting mechanism comprises a sleeve sleeved on the support rod, a connecting plate with the upper end connected with the lower end of the sleeve, and a shovel plate with one end connected with the lower end of the connecting plate; the shovel plate is positioned in the vertical direction between the two anti-turnover plates and the bottom plate, and the height of the shovel plate is not higher than that of the anti-turnover plates when the shovel plate is positioned at the lowest position; the sleeve cannot rotate along the support rod.

Further optimally: the device also comprises two clamps connected with the shovel plate, wherein each clamp is positioned between one anti-turnover plate and the shovel plate; the clamp comprises a connecting block, two opposite clamping plates connected with the upper end of the connecting block, a bolt penetrating through the clamping plates and in threaded connection with the clamping plates, and a touch plate connected with the side wall of the connecting block; the upper end of the abutting plate abuts against the lower end of the shovel plate.

Further optimally: the shovel plate is provided with a socket a at a position corresponding to the clamp clamping plate, and a socket b inserted with the socket a is arranged at the lower end of the clamp clamping plate close to the wall of the shovel plate.

Further optimally: the limiting mechanism comprises a limiting part arranged on the long side wall along the length direction of the long side wall, a control plate rotationally connected with the support plate and a spring with one end connected with the control plate; the supporting plate is provided with a mounting opening, and the upper side and the lower side of the mounting opening are respectively connected with a hinge block; the other end of the spring is connected with the supporting plate; the control panel is equipped with the articulated pole with articulated piece is articulated, the control panel passes the installing port under the effect of spring and keeps conflicting with spacing portion, and the control panel other end is outside the installing port, this end and spring coupling.

Further optimally: the control plate comprises a limiting plate, an inclined plate and a pressing plate, wherein one end of the limiting plate is abutted against the limiting part, one end of the inclined plate is connected with the other end of the limiting plate, and one end of the pressing plate is connected with the other end of the inclined plate; the hinged rods are arranged on the upper side wall and the lower side wall of the limiting plate, and the pressing plate is connected with one end of the spring; the included angle between the limiting plate and the inclined plate is 120-150 degrees, the included angle is far away from the supporting plate, and the limiting plate is approximately parallel to the pressing plate.

Further optimally: the limiting part is a rough surface or a tooth part comprising a plurality of teeth.

Further optimally: the connecting plate is a plurality of plates connected in a stepped manner, and each plate is as close to the jack or the sliding mechanism as possible.

A use method of a car escaping device comprises the following steps:

when the wheel a of a single non-driving wheel falls into a pit, a roadside ridge or a cliff, the vehicle cannot drive away;

the method comprises the following specific steps:

(1) firstly, placing a supporting mechanism on the ground close to the side of a wheel a;

(2) sleeving the sliding mechanism on the guide rail;

(3) then the jack is placed on the sliding mechanism, and the base and the sliding plate are fixed together;

(4) sleeving a sleeve of the lifting mechanism on the supporting rod, and enabling the shovel plate to be positioned between the two turnover preventing plates;

(5) then the anti-turnover plate is inserted under the chassis of the car, the shovel plate is positioned under the reinforcing ribs or the fins, the anti-turnover plate is close to the wheels a as much as possible, and the length direction of the guide rail is the same as the straight direction of the car;

(6) then the jack is lifted, the shovel plate is contacted with the reinforcing ribs or the fins, and the wheels a are lifted;

(7) when the wheel a is lifted, and the distance from the upper end of the wheel a to the ground is 4/5-9/10 of the diameter of the wheel a, the vehicle can be driven to leave a pit, a roadside ridge or a cliff;

(8) when the wheel a is lifted, and the distance from the upper end of the wheel a to the ground is more than 9/10 of the diameter of the wheel a, the car can be driven or pushed to leave the pit, the edge of the roadside sill or the edge of the cliff;

(9) when the side of the car where the wheel a is located is close to the roadside ridge or the cliff side and the car escaping equipment is not placed at the position, starting the car to enable the car to rotate around the wheel a, enabling the ground on the side of the wheel a to have a position large enough to place the car escaping equipment, and repeating the steps (1) - (8);

(10) when the car chassis is too close to the ground and the distance between the position where the car escaping equipment is placed and the wheels a is larger than 1/4 of the wheelbases of the front and rear wheels, the equipment is firstly used for lifting the car chassis to a certain height so that the second car escaping equipment can be used within 1/4 of the wheelbase of the wheels a, and then the second car escaping equipment is used for executing the steps (1) - (8);

if the wheels of two non-driving wheels of the car head or the car position fall into a deep pit, a side of a road sill or a side of a cliff at the same time and cannot drive away, two or more sets of car escaping equipment can be adopted, and the steps (1) - (10) are adopted for rescuing according to actual conditions, so that the car is escaped.

Compared with the prior art, the invention has the main beneficial effects that:

1. the invention is provided with the supporting mechanism, the sliding mechanism, the jack and the lifting mechanism, and the situation that the non-driving wheel of the car falls into a pit, a roadside ridge or a cliff and the like is rescued by the method, so that the wheels can get rid of difficulties, and the problem which cannot be solved by the patent mentioned in the background art is solved; people rescue the condition that the non-driving wheel of the car falls into a pit, a roadside or a cliff, and the like, the existing rescue method is to lift the car by manpower, pull the car by a car or hoist the car by the aid of the existing rescue method, the car is lifted by the manpower difficultly, the car or hoist is used for rescue, a long time is needed, the cost is high, the car can be rescued by one person without large force, and the rescue method is very convenient, economical and practical.

2. Set up anchor clamps, two anchor clamps clip the strengthening rib or the fin on car chassis, and through being connected of splint and conflict board and shovel board, make the shovel board by relative restriction at the length direction of strengthening rib or fin, can only remove along its length direction with strengthening rib or fin together, so make between shovel board and the car difficult skidding (when the car is straight going), make lifting mechanism, jack and slide mechanism can remove along with the car together, ensure that lifting mechanism and jack play the supporting role to the car when the car removes always.

3. The shovel plate is provided with a socket a, the clamping plate of the clamp is provided with a socket b which is plugged with the socket a, and the socket a and the socket b are plugged oppositely, so that on one hand, the clamp can be connected with the shovel plate more firmly, on the other hand, the movement of the shovel plate in the vertical direction (or the cross direction) of the reinforcing rib (or the fin) is limited, the relative sliding between the shovel plate and the reinforcing rib (or the fin) in the vertical direction (or the cross direction) of the reinforcing rib (or the fin) is not easy to occur, and therefore when the car is slightly inclined to open, the car can pull the escaping equipment to slightly rotate, so that the length direction of the guide rail is the same as the straight direction of the car, and the sliding mechanism can be ensured to.

4. Set up limiting mechanism, under the effect of spring, the spring pushes away the control panel other end and makes control panel one end contradict with spacing portion, make sliding mechanism can only follow a direction a along the guide rail and slide, this direction a and car break away from the pit, the direction b unanimity of way bank and cliff, opposite direction c just receives certain resistance, when the car is lifted, automobile body gradient increases, under limiting mechanism's resistance effect, sliding mechanism receives the resistance, the resistance transmits for the car, make the car be difficult for appearing gliding (opposite direction c removes).

5. The control panel includes limiting plate, swash plate and clamp plate, and the contained angle of limiting plate and swash plate is 120-150, and the backup pad is kept away from to this angle, and the limiting plate is roughly parallel with the clamp plate, and the position of the control panel other end (being the outer end) expenditure need not very long like this, and when people pressed the clamp plate, limiting plate and spacing portion break away from, so slide mechanism can remove along guide rail length direction both ends, makes things convenient for the limit to effect of contact limiting mechanism.

6. The connecting plate is a plurality of boards that are the step type and connect, and every board all is close to jack or slide mechanism as far as possible, and the resistance that so connecting plate received the car can disperse on each board for the connecting plate is not flexible, more difficult rupture, so ensures that the effect of connecting plate can better realize, and life increase. The principle is the same as that of the paper which is folded into waves, and after one piece of paper is folded into waves, heavier objects can be placed without sinking.

Drawings

In order to more clearly illustrate the embodiments of the present 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, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of the support mechanism of the present invention;

FIG. 3 is a schematic view of the sliding mechanism of the present invention;

FIG. 4 is a schematic view of the construction of the jack of the present invention;

FIG. 5 is a schematic illustration of the elevated structure of the present invention;

FIG. 6 is a schematic view of the construction of the clamp of the present invention;

FIG. 7 is a schematic view of the connection of the sliding mechanism and the limiting mechanism of the present invention;

FIG. 8 is a schematic view of the connection of the control plate and spring of the limiting mechanism of the present invention.

Reference numerals: 1. a support mechanism; 10. a base plate; 11. a guide rail; 111. a limiting part; 12. the plate is prevented from turning over; 13. a chute; 2. a sliding mechanism; 21. a slide plate; 22. a support plate; 221. an installation port; 222. a hinged block; 23. hooking the plate; 3. a jack; 31. a base; 32. a support bar; 4. a lifting mechanism; 41. a sleeve; 42. a connecting plate; 43. a shovel plate; 431. a socket a; 5. a clamp; 51. connecting blocks; 52. a splint; 521. a socket b; 53. a bolt; 54. a touch plate; 6. a limiting mechanism; 61. a control panel; 611. a limiting plate; 6111. a hinged lever; 612. a sloping plate; 613. pressing a plate; 62. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present embodiment is a car escaping device, as shown in fig. 1, which includes a supporting mechanism 1, a sliding mechanism 2 sliding on the supporting mechanism 1, a jack 3 connected to an upper end of the sliding mechanism 2, and a lifting mechanism 4 lifted up by the jack 3 and used for lifting a car. As shown in fig. 2, the supporting mechanism 1 includes a strip-shaped bottom plate 10, a strip-shaped guide rail 11 connected to the upper end of the bottom plate 10, and two anti-turnover plates 12 connected to two ends of one side of the bottom plate 10 one by one. The guide rail 11 includes two opposite long side walls and two opposite short side walls, and sliding grooves 13 are respectively formed at lower portions of the two long side walls along a length direction thereof. As shown in fig. 3, the sliding mechanism 2 includes a sliding plate 21 sliding along the upper end of the guide rail 11, two support plates 22 connected to opposite sides of the lower end of the sliding plate 21, and a hook plate 23 connected to the lower end of the inner side wall of the support plate 22 and slidably connected to the slide groove 13. As shown in fig. 4, the lower end of the jack 3 is connected with a base 31 detachably connected with the sliding plate 21, and the upper end of the output shaft of the jack 3 is fixedly connected with a support rod 32. As shown in fig. 5, the lifting mechanism 4 includes a sleeve 41 fitted over the support rod 32, a connecting plate 42 having an upper end connected to a lower end of the sleeve 41, and a shovel plate 43 having an end connected to a lower end of the connecting plate 42. The shovel 43 is in the vertical direction between the two anti-tipping plates 12 and the base plate 10, and the height of the shovel 43 is not higher than the height of the anti-tipping plates 12 when the shovel 43 is in the lowest position. The sleeve 41 cannot rotate along the support rod 32, and specifically, the sleeve is formed with a square trepan boring with an opening facing downwards, and the support rod is square, so that the sleeve cannot rotate when being sleeved on the support rod. The jack of the invention can be used for supporting a car independently, and people can replace tires, thus the jack also has the function of a common jack and does not need to be additionally provided with a jack.

Further: as shown in fig. 1 and 6, two clamps 5 connected to the shovel 43 are further included, and each clamp 5 is located between one anti-turnover plate 12 and the shovel 43. The clamp 5 comprises a connecting block 51, two opposite clamping plates 52 connected with the upper end of the connecting block 51, a bolt 53 penetrating through the clamping plates 52 and in threaded connection with the clamping plates 52, and an abutting plate 54 connected with the side wall of the connecting block 51. The upper end of the abutting plate 54 abuts against the lower end of the shovel plate 43.

Further: as shown in fig. 5, the shovel 43 is provided with a slot a431 at a position corresponding to the clamping plate 52 of the clamp 5. As shown in fig. 6, the lower end of the clamping plate 52 of the clamp 5 close to the wall of the shovel 43 is provided with a socket b521 to be inserted into the socket a 431.

Further: as shown in fig. 1, at least one limiting mechanism 6 for making the sliding mechanism 2 slide along the guide rail 11 in one direction is further included, and the limiting mechanism 6 includes a limiting part 111 (see fig. 2) arranged on the long side wall along the length direction of the long side wall, a control plate 61 (see fig. 7) rotatably connected with the support plate 22, and a spring 62 (see fig. 7) with one end connected with the control plate 61. As shown in fig. 3, the supporting plate 22 is provided with a mounting opening 221, and the upper and lower sides of the mounting opening 221 are respectively connected with a hinge block 222. See fig. 7 and 8 for illustration: the control plate 61 includes a position-limiting plate 611 having one end abutting against the position-limiting portion 111, a sloping plate 612 having one end connected to the other end of the position-limiting plate 611, and a pressing plate 613 having one end connected to the other end of the sloping plate 612. The hinge bar 6111 is disposed on the upper and lower sidewalls of the limiting plate 611, and the hinge bar 6111 is hinged to the hinge block 222. The pressing plate 613 is fixedly connected to one end of the spring 62, and the other end of the spring 62 is fixedly connected to the support plate 22. The included angle between the limiting plate 611 and the inclined plate 612 is 120-150 degrees, the included angle is far away from the supporting plate 22, and the limiting plate 611 is approximately parallel to the pressing plate 613. One end of the control plate 61 (i.e., the inner end of the limit plate 611) passes through the mounting opening 221 under the action of the spring 62 and keeps abutting against the limit part 111, and the other end of the control plate 61 (the inclined plate 612 and the pressure plate 613) is positioned outside the mounting opening 221.

Further optimally: spacing portion is rough surface or for the tooth portion including a plurality of teeth, and rough surface and supporting part can both increase frictional resistance, and it can be better to select tooth portion certainly, and the resistance that provides can be bigger for sliding mechanism can not slide to wheel a direction.

Further optimally: in order to enhance the bending resistance of the connecting plate, the connecting plate is provided with a plurality of plates which are connected in a step shape, each plate is as close to the jack or the sliding mechanism as possible, and the similar paper is folded into a wave shape, so that the bending resistance is enhanced, and the connecting plate is not easy to bend and dent.

The non-driving wheel a of the car falls into a pit, a ridge edge or a cliff edge and cannot drive away, the distance h between a car chassis and the ground is very small, the distance h close to the wheel a50cm is only a few centimeters high, even 2cm, at this time, the wheel a cannot be taken off by ordinary small-sized equipment for rescuing by using a jack, and the wheel a can be taken off by adopting the invention at this time, and the specific use method is as follows:

a use method of a car escaping device comprises the following steps:

when the wheel a of a single non-driving wheel falls into a pit, a roadside ridge or a cliff, the vehicle cannot drive away;

the method comprises the following specific steps:

(1) firstly, placing a supporting mechanism on the ground close to the side of a wheel a;

(2) the pressing plate is pinched, and the sliding mechanism is sleeved at a proper position on the guide rail;

(3) then the jack is placed on the sliding mechanism, and the base and the sliding plate are fixed together (through bolts and nuts);

(4) sleeving a sleeve of the lifting mechanism on the supporting rod, and enabling the shovel plate to be positioned between the two turnover preventing plates;

(5) then the anti-turnover plate is inserted under the chassis of the car, the shovel plate and the inserting opening a are positioned below the reinforcing ribs or the fins, the anti-turnover plate is close to the wheels a as much as possible, and the length direction of the guide rail is the same as the straight direction of the car;

(6) then, the jack is lifted, the shovel plate is in contact with the reinforcing ribs or the fins, after the wheel a is lifted to a certain height, the two fixtures are inserted into the shovel plate, the upper end of the collision plate is in collision with the lower end of the shovel plate, the bolts are screwed to enable the fixtures to clamp the reinforcing ribs or the fins, and then the jack is continuously lifted;

(7) when the wheel a is lifted, and the distance from the upper end of the wheel a to the ground is 4/5-9/10 of the diameter of the wheel a, the vehicle can be driven to move straight away from a pit, a roadside ridge or a cliff;

(8) when the wheel a is lifted, and the distance from the upper end of the wheel a to the ground is more than 9/10 of the diameter of the wheel a, the car can be driven or pushed to move straight, so that the car leaves a pit, a ridge edge or a cliff edge;

(9) when the side of the car where the wheel a is located is close to the roadside ridge or the cliff side and the car escaping equipment is not placed at the position, starting the car to enable the car to rotate around the wheel a, enabling the ground on the side of the wheel a to have a position large enough to place the car escaping equipment, and repeating the steps (1) - (8);

(10) when the car chassis is too close to the ground and the distance between the position where the car escaping equipment is placed and the wheels a is larger than 1/4 of the wheelbases of the front and rear wheels, the equipment is firstly used for lifting the car chassis to a certain height so that the second car escaping equipment can be used within 1/4 of the wheelbase of the wheels a, and then the second car escaping equipment is used for executing the steps (1) - (8); (the purpose of this step is to prevent the car from falling further into the pit or sliding down outside the sill, cliff when the chassis is lifted)

If the wheels of two non-driving wheels of the car head or the car position fall into a deep pit, a side of a road sill or a side of a cliff at the same time and cannot drive away, two or more sets of car escaping equipment can be adopted, and the steps (1) - (10) are adopted for rescuing according to actual conditions, so that the car is escaped.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art should be able to make general changes and substitutions within the technical scope of the present invention.

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