CN211075680U - Obstacle clearing device and single-row pick up truck - Google Patents

Abstract

The utility model discloses a wrecker and a single-row truck wrecker, wherein the wrecker comprises an auxiliary beam assembly, a supporting arm assembly, a telescopic arm assembly and a tire holding mechanism; the front end of the secondary beam assembly is provided with a first rotary connecting plate, and the middle part of the secondary beam assembly is provided with a variable amplitude oil cylinder; the supporting arm assembly comprises a suspension arm and a suspension arm which are connected, a cross beam is arranged at the front end of the suspension arm, and two ends of the cross beam are connected with the first rotary connecting plate through hinge seats; the rear end of the suspension arm is provided with a first connecting plate which is connected with a piston rod of the luffing cylinder; the upper end of the vertical arm is connected with the rear end of the suspension arm, and the lower end of the vertical arm is provided with a second connecting plate; a first folding oil cylinder is arranged in the vertical arm; the telescopic arm assembly comprises a first supporting arm and a second supporting arm; the front end of the first supporting arm is provided with a second rotary connecting plate; the front end of the second supporting arm is inserted into the first supporting arm in a sliding manner, and the rear end of the second supporting arm is provided with a supporting seat assembly; the tire clasping mechanism is connected with the supporting seat component and used for clasping the tire of the accident vehicle.

Description

Obstacle clearing device and single-row pick up truck

Technical Field

The utility model relates to a road obstacles removing equipment technical field, particularly a obstacles removing device and single row pick up obstacles removing car.

Background

The market of the passenger cars in China keeps high-speed growth for years, the vehicle faults and traffic accidents also grow, and in order to solve the problem of difficult parking, a multi-layer underground garage design is mostly adopted in newly built communities and commercial districts, and the height of the garage is less than or equal to 2000 mm. The existing truck wrecker is generally a double-row truck, only a simple rear support device can be arranged, the center of gravity is inclined to the rear, the head is easy to warp, and the rear axle actually bears serious overload. The motor-driven vehicle has the problems of insufficient maneuverability, large turning radius, and incapability of entering a ground warehouse for rescue, and the height of the whole vehicle is more than 2 meters.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide a device and single row pick up obstacles car clear away is suitable for advantages such as motor-driven strong, turning radius is little, whole car height hangs down, is fit for the rescue of removing obstacles fast in the city.

In order to achieve the above purpose, the utility model adopts the technical proposal that: a barrier removing device comprises a secondary beam assembly, a supporting arm assembly, a telescopic arm assembly and a tire holding mechanism; the front end of the secondary beam assembly is provided with a first rotary connecting plate, the middle part of the secondary beam assembly is provided with a variable amplitude oil cylinder, and the cylinder body of the variable amplitude oil cylinder is connected with the secondary beam assembly through a first supporting plate; the support arm assembly comprises a suspension arm and a vertical arm which are connected, a cross beam is arranged at the front end of the suspension arm, and two ends of the cross beam are connected with the first rotary connecting plate through hinge seats; the rear end of the suspension arm is provided with a first connecting plate which is connected with a piston rod of the luffing cylinder; the upper end of the vertical arm is connected with the rear end of the suspension arm, and the lower end of the vertical arm is provided with a second connecting plate; a first folding oil cylinder is arranged in the vertical arm, and the cylinder body of the first folding oil cylinder is connected with the vertical arm through a second supporting plate; the telescopic arm assembly comprises a first supporting arm and a second supporting arm; the front end of the first supporting arm is provided with a second rotating connecting plate, the second rotating connecting plate is provided with a first hinged part and a second hinged part, the first hinged part is connected with a piston rod of the first folding oil cylinder, and the second hinged part is connected with a second connecting plate; the front end of the second supporting arm is inserted into the first supporting arm in a sliding manner, and the rear end of the second supporting arm is provided with a supporting seat assembly; the tire clasping mechanism is connected with the supporting seat component and used for clasping the tire of the accident vehicle.

The further improvement lies in that: and the rear end of the auxiliary beam assembly is provided with a notch part for the vertical arm to pass through.

The further improvement lies in that: the top of the front end of the suspension arm is provided with a winch seat, the top of the rear end of the suspension arm is provided with a pulley sleeve, and the pulley sleeve is connected with the suspension arm through a support; and a reinforcing plate is arranged at the joint of the suspension arm and the plumbing arm.

The further improvement lies in that: and a limiting plate and a friction plate bent bar are arranged at the position, close to the front end, of the side wall of the second supporting arm, and a limiting block matched with the supporting seat assembly is arranged at the rear end of the second supporting arm.

The further improvement lies in that: the rear end of the auxiliary beam assembly is provided with an auxiliary mechanism, and the auxiliary mechanism comprises an installation support, a spring upper support, a spring lower support, a damping spring, an auxiliary wheel and a second folding oil cylinder; the mounting support comprises a support bottom plate and two support side plates, the support bottom plate is connected with the auxiliary beam assembly, the upper ends of the support side plates are connected with the support bottom plate, and the lower ends of the support side plates are connected with the corresponding upper spring supports; the lower end of the upper spring support is connected with the lower spring support; the damping spring is arranged between the upper spring support and the lower spring support; the auxiliary wheel is connected with the lower spring support through a rotating shaft; one end of the second folding oil cylinder is connected with the auxiliary beam assembly through a third supporting plate, and the other end of the second folding oil cylinder is hinged with the upper spring support.

The further improvement lies in that: the spring upper support comprises a connecting seat and two lug plates, a third hinging part and a fourth hinging part are arranged on the connecting seat, the third hinging part is connected with a piston rod of the second folding oil cylinder, and the fourth hinging part is connected with a side plate of the support; the two lug plates are respectively and oppositely arranged on two sides of the lower end of the connecting seat, a guide shaft sleeve is arranged at the position, close to the upper end, of the lug plate, and a through hole for the auxiliary wheel rotating shaft to pass through is formed at the position, close to the lower end, of the lug plate.

The further improvement lies in that: the lower spring support comprises a fixed plate and a connecting shaft sleeve, a guide shaft matched with the guide shaft sleeve is arranged at the upper end of the fixed plate, the damping spring is sleeved on the guide shaft, and two ends of the damping spring are respectively connected with the fixed plate and the connecting seat; the connecting shaft sleeve is arranged below the fixed plate through a mounting plate and is used for connecting a rotating shaft of the auxiliary wheel.

The further improvement lies in that: the tire holding mechanism is a mechanical automatic tire building device or a hydraulic tire building device.

The utility model discloses a single row pick up obstacles removing car, which comprises a base, be provided with foretell obstacles removing device on the chassis.

The beneficial effects of the utility model reside in that:

the utility model discloses in, adopt Q L1033 CDCA1Y wheel base 3025mm single-row pick-up, the chassis is long 4774mm, high 1690mm 1820mm, wide 1670mm 1800mm owing to adopt the single-row pick-up, drag and hang disjunctor structure, whole car focus moves forward, and the ability of lifting is strong has the distress rescue function, and it is suitable for advantages such as motor-driven strong, turning radius is little, whole car height hangs, is fit for the rescue of clearing up obstacles fast in the city.

Drawings

Fig. 1 is a schematic structural view of an obstacle clearing device in an embodiment of the present invention;

FIG. 2 is a schematic structural view of an auxiliary beam assembly according to an embodiment of the present invention;

FIG. 3 is a top view of FIG. 2;

fig. 4 is a schematic structural diagram of a support arm assembly according to an embodiment of the present invention;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a schematic structural view of a drop arm according to an embodiment of the present invention;

FIG. 7 is a side view of FIG. 6;

fig. 8 is a schematic structural view of the first bracket arm in the embodiment of the present invention;

fig. 9 is a schematic structural view of a second bracket according to an embodiment of the present invention;

FIG. 10 is a top view of FIG. 9;

fig. 11 is a schematic structural view of an embodiment of the telescopic arm assembly according to the present invention;

fig. 12 is a schematic structural view of an auxiliary mechanism in an embodiment of the present invention;

fig. 13 is a schematic structural view of another state of the auxiliary mechanism in the embodiment of the present invention;

fig. 14 is a schematic structural view of a mounting seat in an embodiment of the present invention;

FIG. 15 is a side view of FIG. 14;

fig. 16 is a schematic structural view of the upper spring support in the embodiment of the present invention;

FIG. 17 is a side view of FIG. 16;

fig. 18 is a schematic structural view of a lower spring support in an embodiment of the present invention;

fig. 19 is a sectional view of the lower spring support in an embodiment of the present invention;

fig. 20 is a schematic structural view of a single-row pick-up truck in an embodiment of the present invention;

FIG. 21 is a diagram of the working state of the single-row pick-up truck in the embodiment of the present invention;

FIG. 22 is a diagram illustrating an operation state of the single-row pick-up truck trailer according to an embodiment of the present invention;

fig. 23 is a schematic circuit diagram of a vehicle-electric hybrid power system of a single-row truck wrecker in the embodiment of the invention;

fig. 24 is the hydraulic system schematic diagram of single row pick up truck in the embodiment of the utility model.

Reference numerals:

1-a secondary beam assembly; 11-a variable amplitude oil cylinder; 12-a first support plate; 13-a first rotating link plate; 14-a third support plate; 15-a notch portion;

2-a support arm assembly; 210-a boom; 211-a cross beam; 212-a hinged seat; 213-capstan base; 214-a scaffold; 215-pulley sleeve; 216-a stiffener plate; 217-first connecting plate; 220-drop arm; 221-a second connecting plate; 222-a second support plate; 230-a first folding cylinder;

3-a telescopic arm assembly; 310-a first bracket arm; 311-a second rotating link plate; 312-a first hinge; 313-a second hinge; 320-a second bracket arm; 321-a support base assembly; 322-a stop block; 323-friction lining bend bar; 324-a limiting plate;

4-holding the tire mechanism;

5-an auxiliary mechanism; 51-mounting a support; 510-a support base plate; 511-seat side plate; 52-spring upper support; 520-a connecting seat; 521-a third hinge; 522-a fourth hinge; 523-ear plate; 524-a guide shaft sleeve; 525-through holes; 53-spring lower support; 530-a fixing plate; 531-guide shaft; 532-connecting the shaft sleeve; 533-mounting plate; 54-an auxiliary wheel; 55-a second folding cylinder;

6-chassis.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and the positional relationship are indicated based on the orientation or the positional relationship shown in the drawings, and the description is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and "a plurality" or "a plurality" in the description of the invention means two or more unless a specific definition is explicitly provided.

The technical solution and the advantages of the present invention will be more clear and clear by further describing the embodiments of the present invention with reference to the drawings of the specification. The embodiments described below are exemplary and are intended to be illustrative of the present invention, but should not be construed as limiting the invention.

Referring to fig. 1, an embodiment of the present invention provides an obstacle clearing device, including a secondary beam assembly 1, further including a support arm assembly 2, a telescopic arm assembly 3, and a tire holding mechanism 4;

referring to fig. 2 and 3, a first rotary connecting plate 13 is arranged at the front end of the secondary beam assembly 1, a luffing cylinder 11 is arranged in the middle of the secondary beam assembly 1, and the cylinder body of the luffing cylinder 11 is connected with the secondary beam assembly 1 through a first supporting plate 12; specifically, the rear end of the sub-beam assembly 1 is provided with a notch 15 through which the hanging arm 220 passes.

Referring to fig. 4 to 7, the support arm assembly 2 includes a suspension arm 210 and a suspension arm 220 connected to each other, a cross beam 211 is disposed at a front end of the suspension arm 210, and two ends of the cross beam 211 are connected to the first rotating link plate 13 through a hinge base 212; the rear end of the suspension arm 210 is provided with a first connecting plate 217, and the first connecting plate 217 is connected with a piston rod of the luffing cylinder 11; the upper end of the plumbing arm 220 is connected with the rear end of the suspension arm 210, and the lower end of the plumbing arm 220 is provided with a second connecting plate 221; a first folding cylinder 230 is arranged in the plumbing arm 220, and the cylinder body of the first folding cylinder 230 is connected with the plumbing arm 220 through a second supporting plate 222; specifically, a winch base 213 is arranged at the top of the front end of the suspension arm 210, a pulley sleeve 215 is arranged at the top of the rear end of the suspension arm 210, and the pulley sleeve 215 is connected with the suspension arm 210 through a bracket 214; the junction of the boom 210 and the drop arm 220 is provided with a stiffener plate 216.

Referring to fig. 8 to 11, the telescopic boom assembly 3 includes a first bracket arm 310 and a second bracket arm 320; the front end of the first supporting arm 310 is provided with a second rotating connecting plate 311, the second rotating connecting plate 311 is provided with a first hinge 312 and a second hinge 313, the first hinge 312 is connected with the piston rod of the first folding cylinder 230, and the second hinge 313 is connected with the second connecting plate 221; the front end of the second bracket arm 320 is inserted into the first bracket arm 310 in a sliding manner, and the rear end of the second bracket arm 320 is provided with a supporting seat component 321; specifically, a position of the side wall of the second supporting arm 320 near the front end is provided with a limiting plate 324 and a friction plate bent bar 323, and the rear end of the second supporting arm 320 is provided with a limiting block 322 adapted to the supporting seat assembly 321.

The tire clasping mechanism 4 is connected with the support seat assembly 321 and is used for clasping the tire of the accident vehicle. Specifically, the tire holding mechanism 4 is a mechanical automatic tire-assembling device or a hydraulic tire-assembling device.

Referring to fig. 12 to 19, an auxiliary mechanism 5 is disposed at the rear end of the secondary beam assembly 1, and the auxiliary mechanism 5 includes a mounting support 51, an upper spring support 52, a lower spring support 53, a damping spring, an auxiliary wheel 54 and a second folding cylinder 55; the mounting support 51 comprises a support bottom plate 510 and two support side plates 511, the support bottom plate 510 is connected with the auxiliary beam assembly 1, the upper ends of the support side plates 511 are connected with the support bottom plate 510, and the lower ends of the support side plates 511 are connected with the corresponding upper spring support 52; the lower end of the upper spring support 52 is connected with the lower spring support 53; the damping spring is arranged between the upper spring support 52 and the lower spring support 53; the auxiliary wheel 54 is connected with the lower spring support 53 through a rotating shaft; one end of the second folding cylinder 55 is connected with the secondary beam assembly 1 through the third support plate 14, and the other end of the second folding cylinder 55 is hinged with the upper spring support 52.

Specifically, the upper spring support 52 includes a connecting seat 520 and two lug plates 523, the connecting seat 520 is provided with a third hinge portion 521 and a fourth hinge portion 522, the third hinge portion 521 is connected with the piston rod of the second folding cylinder 55, and the fourth hinge portion 522 is connected with the support side plate 511; the two ear plates 523 are respectively and oppositely arranged at two sides of the lower end of the connecting seat 520, a guide shaft sleeve 524 is arranged at the position of the ear plate 523 close to the upper end, and a through hole 525 for the rotating shaft of the auxiliary wheel 54 to pass through is arranged at the position of the ear plate 523 close to the lower end.

Specifically, the lower spring support 53 includes a fixing plate 530 and a connecting shaft sleeve 532, a guide shaft 531 adapted to the guide shaft sleeve 524 is disposed at the upper end of the fixing plate 530, the damping spring is sleeved on the guide shaft 531, and two ends of the damping spring are respectively connected to the fixing plate 530 and the connecting seat 520; the coupling sleeve 532 is disposed below the fixed plate 530 through the mounting plate 533 to couple the rotation shaft of the auxiliary wheel 54.

Referring to fig. 20 to 22, an embodiment of the present invention further provides a single-row truck wrecker, which includes a chassis 6, and the chassis 6 is provided with the wrecker as described above.

Because the domestic pick up chassis gearbox does not have the power takeoff window, can't install the power takeoff additional, power device can't get power from the gearbox behind the repacking obstacles removing car. In the embodiment, the single-row pick-up wrecker provides power for the upper part through the electric oil pump hydraulic workstation, the hydraulic system, the electromagnetic valve and the hydraulic motor adopt a inching linkage horizontal type, the energy loss of the motor during idling is reduced, 12V is newly configured, 80AH is connected in parallel with batteries with the same capacity as the automobile batteries, the capacity of the upper part power unit is improved, and the batteries can be charged in time during the driving process of the vehicle. In addition, because the large-capacity energy storage battery is arranged, the obstacle clearing vehicle needs to be charged in time, the operation is inconvenient, the cost is high, the small-capacity energy storage battery is arranged on the single-row pickup obstacle clearing vehicle in the embodiment and is connected with the chassis battery in parallel, the vehicle can be charged in time in the driving process, and the use is convenient.

Referring to fig. 23, in a vehicle-electric hybrid power system of a single-row pick-up truck, a hydraulic system, an electromagnetic valve and a hydraulic motor adopt a point-action linkage transverse type to reduce energy loss when the motor idles, the scheme needs to match batteries with the same capacity as the batteries of the vehicle in parallel, the single operation time is 6 minutes, the motor power of a hydraulic power unit is 1.6 kw., the single power consumption is 1.6kw × 6/60h is 0.16kw, the single-row pick-up truck does not carry full load in the operation process, the actual power consumption is 70% of the theoretical power consumption, namely 0.16 × 0.7 is 0.11kwh, the output power of the current vehicle generator is 60a × 12v 0.72 KW., the power supplementing duration of the generator after the single full battery discharge is 0.11/0.72 h is 0.15 h is 9 minutes, the vehicle is theoretically started and charged for 9 minutes for single operation, and the full energy supply and discharge can achieve balance.

If the scheme combines the automobile starting power supply and the battery power supply on the rescue site, the scene is similar to a UPS, and the automobile can be charged when used up or charged when used, so that the performance of the storage battery can be better exerted, the service life is prolonged, and the hydraulic system is more stable.

The scheme has the greatest advantages that a charging link is omitted, the situation that a vehicle is out of power is avoided, and the scheme belongs to a maintenance-free type.

Referring to fig. 24, the hydraulic system of the single-row truck wrecker comprises a hydraulic station, a direct current motor, an L KB gear pump and an electromagnetic valve.

The parameter characteristics of the direct current motor are as follows:

l KB Gear Pump parameter characteristics are:

the parameter characteristics of the electromagnetic valve are as follows:

remarking: selecting an O-shaped electromagnetic valve of an oil grinding brand, producing the land: taiwan/japan.

The operating environment of the hydraulic system is as follows:

1. the working system is as follows: operating according to a working system of the direct current motor (a special working system can be consulted and ordered);

2. the working environment is as follows: temperature (0-60 ℃); relative humidity: 60-95% RH; noise: 60-110 decibels;

3. power supply: direct current of 12V, voltage fluctuation range +/-5%;

4. oil charge: 28-30 liters (No. 32-68 antiwear hydraulic oil can be selected according to different regions).

Technical parameters of the hydraulic system:

1. motor power: 1.6 KW;

2. the system flow is 5.25L/min or 4L/min;

3. working pressure: 12MPa, and the highest pressure is 16MPa (the pressure is adjustable);

4. size of oil port: g1/4.

Matters of attention

1. When the system works and is shut down without pressure relief or the control power supply is not cut off, the system is forbidden to be overhauled, and personal casualty accidents are prevented.

2. When the components are overhauled or replaced, the components must be kept clean without sand grains, dirt, welding slag and the like, and can be rinsed firstly and then installed.

3. When replacing the seal, no sharp tools are allowed and care must be taken not to damage the seal or the working surface.

4. When the hydraulic element is disassembled and disassembled, the direction and the sequence of the disassembled parts are required to be paid attention and properly preserved, so that the parts are not lost and the finished surfaces of the parts are not damaged. When the components are assembled, all parts must be cleaned.

5. The hydraulic oil needs to be replaced or supplemented periodically for installation instructions, and new oil needs to be filtered by a high-precision oil filtering vehicle and then injected into an oil tank. The grade of the working fluid must meet the requirements.

6. After the maintenance is completed, the maintenance part needs to be confirmed. And after the fault is not found, adjusting according to the content of the hydraulic system debugging section, observing the maintenance part, and after the normal operation is confirmed, putting the hydraulic system into operation.

In the description of the specification, reference to the description of "one embodiment," "preferably," "an example," "a specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention, and schematic representations of the terms in this specification do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

With the above structure and principle in mind, those skilled in the art should understand that the present invention is not limited to the above embodiments, and all modifications and substitutions based on the present invention and adopting the known technology in the art are within the scope of the present invention, which should be limited by the claims.

Claims (9)

1. The utility model provides a device of removing obstacles, includes vice roof beam assembly (1), its characterized in that: the tire gripping device also comprises a support arm assembly (2), a telescopic arm assembly (3) and a tire gripping mechanism (4);

a first rotary connecting plate (13) is arranged at the front end of the auxiliary beam assembly (1), a variable amplitude oil cylinder (11) is arranged in the middle of the auxiliary beam assembly (1), and a cylinder body of the variable amplitude oil cylinder (11) is connected with the auxiliary beam assembly (1) through a first supporting plate (12);

the support arm assembly (2) comprises a suspension arm (210) and a vertical arm (220) which are connected, a cross beam (211) is arranged at the front end of the suspension arm (210), and two ends of the cross beam (211) are connected with the first rotary connecting plate (13) through a hinge seat (212); the rear end of the suspension arm (210) is provided with a first connecting plate (217), and the first connecting plate (217) is connected with a piston rod of the luffing cylinder (11); the upper end of the vertical arm (220) is connected with the rear end of the suspension arm (210), and the lower end of the vertical arm (220) is provided with a second connecting plate (221); a first folding oil cylinder (230) is arranged in the plumbing arm (220), and the cylinder body of the first folding oil cylinder (230) is connected with the plumbing arm (220) through a second supporting plate (222);

the telescopic arm assembly (3) comprises a first supporting arm (310) and a second supporting arm (320); the front end of the first supporting arm (310) is provided with a second rotating connecting plate (311), the second rotating connecting plate (311) is provided with a first hinged part (312) and a second hinged part (313), the first hinged part (312) is connected with a piston rod of the first folding oil cylinder (230), and the second hinged part (313) is connected with a second connecting plate (221); the front end of the second supporting arm (320) is inserted into the first supporting arm (310) in a sliding manner, and the rear end of the second supporting arm (320) is provided with a supporting seat assembly (321);

the tire clasping mechanism (4) is connected with the support seat assembly (321) and is used for clasping the tire of the accident vehicle.

2. The obstacle removing device according to claim 1, characterized in that: the rear end of the auxiliary beam assembly (1) is provided with a notch part (15) for the vertical arm (220) to pass through.

3. The obstacle removing device according to claim 1, characterized in that: a winch seat (213) is arranged at the top of the front end of the suspension arm (210), a pulley sleeve (215) is arranged at the top of the rear end of the suspension arm (210), and the pulley sleeve (215) is connected with the suspension arm (210) through a support (214); and a reinforcing plate (216) is arranged at the joint of the suspension arm (210) and the suspension arm (220).

4. The obstacle removing device according to claim 1, characterized in that: and a limiting plate (324) and a friction plate bent bar (323) are arranged at the position, close to the front end, of the side wall of the second supporting arm (320), and a limiting block (322) matched with the supporting seat assembly (321) is arranged at the rear end of the second supporting arm (320).

5. The obstacle removing device according to claim 1, characterized in that: the rear end of the auxiliary beam assembly (1) is provided with an auxiliary mechanism (5), and the auxiliary mechanism (5) comprises an installation support (51), an upper spring support (52), a lower spring support (53), a damping spring, an auxiliary wheel (54) and a second folding oil cylinder (55); the mounting support (51) comprises a support bottom plate (510) and two support side plates (511), the support bottom plate (510) is connected with the auxiliary beam assembly (1), the upper ends of the support side plates (511) are connected with the support bottom plate (510), and the lower ends of the support side plates (511) are connected with the corresponding upper spring supports (52); the lower end of the upper spring support (52) is connected with a lower spring support (53); the damping spring is arranged between the upper spring support (52) and the lower spring support (53); the auxiliary wheel (54) is connected with the lower spring support (53) through a rotating shaft; one end of the second folding oil cylinder (55) is connected with the auxiliary beam assembly (1) through a third supporting plate (14), and the other end of the second folding oil cylinder (55) is hinged with the upper spring support (52).

6. The obstacle removing device according to claim 5, characterized in that: the upper spring support (52) comprises a connecting seat (520) and two lug plates (523), a third hinged part (521) and a fourth hinged part (522) are arranged on the connecting seat (520), the third hinged part (521) is connected with a piston rod of the second folding oil cylinder (55), and the fourth hinged part (522) is connected with a support side plate (511); the two lug plates (523) are respectively and oppositely arranged on two sides of the lower end of the connecting seat (520), a guide shaft sleeve (524) is arranged at the position, close to the upper end, of the lug plate (523), and a through hole (525) for the rotating shaft of the auxiliary wheel (54) to pass through is arranged at the position, close to the lower end, of the lug plate (523).

7. The obstacle removing device according to claim 6, characterized in that: the lower spring support (53) comprises a fixed plate (530) and a connecting shaft sleeve (532), a guide shaft (531) matched with the guide shaft sleeve (524) is arranged at the upper end of the fixed plate (530), the damping spring is sleeved on the guide shaft (531), and two ends of the damping spring are respectively connected with the fixed plate (530) and the connecting seat (520); the connecting shaft sleeve (532) is arranged below the fixing plate (530) through the mounting plate (533) and is used for connecting a rotating shaft of the auxiliary wheel (54).

8. The obstacle removing device according to claim 1, characterized in that: the tire holding mechanism (4) is a mechanical automatic tire assembling device or a hydraulic tire assembling device.

9. The utility model provides a single row pick up obstacles removing car, includes chassis (6), its characterized in that: the chassis (6) is provided with the obstacle clearing device as claimed in any one of claims 1 to 8.

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