CN219505801U - Vehicle traction device and engineering vehicle - Google Patents

Abstract

The utility model belongs to the technical field of mechanical engineering, and particularly relates to a vehicle traction device and an engineering vehicle, wherein the vehicle traction device comprises a base and an auxiliary traction mechanism, the base is arranged in a front bumper of the vehicle, one end of the auxiliary traction mechanism is hinged with the base and can swing upwards and downwards, the other end of the auxiliary traction mechanism penetrates out of the front bumper and is used for being connected with a traction rope, a limiting component is arranged on the base, and the limiting component can limit the swing angle of the auxiliary traction mechanism in the upwards swing state and the downwards swing state. According to the utility model, the swing angle of the auxiliary traction mechanism is limited by the limiting component, so that the auxiliary traction mechanism cannot collide with the front bumper of the vehicle during swing, and the front bumper of the vehicle is effectively prevented from being damaged in the auxiliary traction process. Meanwhile, when the vehicle does not need auxiliary traction, the auxiliary traction mechanism can be detached from the base so as to meet the requirements of related national standards.

Description

Vehicle traction device and engineering vehicle

Technical Field

The utility model belongs to the technical field of mechanical engineering, and particularly relates to a vehicle traction device and an engineering vehicle.

Background

At present, when the engineering vehicle, in particular to an ultra-large tonnage all-ground crane, is used for carrying out mountain wind power hoisting operation, auxiliary traction is often needed in the running process because the self weight of the engineering vehicle is relatively heavy and the mountain wind power road condition is relatively bad. In the prior art, the front end of a crane frame is welded or assembled with a front towing hook device, the front end of the front towing hook device is used for connecting a traction rope, and the traction rope passes through an opening on a front bumper of a cab to be connected with the front towing hook device when a vehicle is towed, so that traction connection of the vehicle is realized. Meanwhile, in order to meet the requirements of relevant national standards in the prior art, the front towing hook device needs to be hidden in the front bumper of the cab, and the towing rope needs to penetrate through the front bumper of the cab to be connected with the front towing hook device when a vehicle is towed, so that the front bumper of the cab is easily damaged by the towing rope in the towing process, and the use cost is increased.

Disclosure of Invention

The utility model mainly aims to provide a vehicle traction device and an engineering vehicle, and aims to solve the technical problem that a traction rope in the prior art damages a front bumper of a cab.

In order to achieve the above object, the present utility model provides a vehicle traction apparatus, wherein the vehicle traction apparatus includes:

the base is arranged in the front bumper of the vehicle; and

one end of the auxiliary traction mechanism is hinged with the base and can swing upwards and downwards, the other end of the auxiliary traction mechanism penetrates out of the front bumper and is used for being connected with a traction rope, a limiting assembly is arranged on the base, and the limiting assembly can limit the swing angle of the auxiliary traction mechanism in the upward swing state and the downward swing state.

In the embodiment of the utility model, the auxiliary traction mechanism comprises a main traction block and two lug plates fixedly arranged at two ends of the main traction block, wherein the number of the bases is two and the bases are respectively hinged with one end, far away from the main traction block, of the two lug plates.

In the embodiment of the utility model, the limiting assembly comprises an upper rib plate and a lower rib plate which are arranged at intervals, the outer end part of the hinge end of the lug plate comprises a first inclined surface, a vertical surface and a second inclined surface which are sequentially connected in a transitional manner, the vertical distance between the first inclined surface and the second inclined surface is sequentially reduced towards the direction close to the base, the vertical surface is inserted between the upper rib plate and the lower rib plate, when the lug plate swings upwards to a preset maximum angle, the lower rib plate is abutted against the second inclined surface, and when the lug plate swings downwards to the preset maximum angle, the upper rib plate is abutted against the first inclined surface.

In the embodiment of the utility model, the inclination angles of the first inclined surface and the second inclined surface are equal.

In the embodiment of the utility model, the ear plate comprises two side plates which are arranged at intervals and provided with the first pin holes, one end of the base, which is far away from the frame, is clamped between the two side plates and provided with the second pin holes, and the ear plate is pivotally connected to the base through a pin shaft penetrating through the first pin holes and the second pin holes.

In the embodiment of the utility model, the vehicle traction device further comprises a traction rope installation pin, the main traction block comprises a cover plate and a bottom plate which are horizontally arranged at intervals, the traction rope installation pin penetrates through the cover plate and the bottom plate along the vertical direction, and the traction rope is arranged between the cover plate and the bottom plate and is connected with the traction rope installation pin.

In the embodiment of the utility model, two clamping grooves are formed in one end, close to the main traction block, of the lug plate, the opening of each clamping groove faces the base, and the side plate is respectively clamped with the cover plate and the bottom plate through the two clamping grooves.

In the embodiment of the utility model, the main traction block further comprises two front vertical plates and a rear vertical plate, and the front vertical plate, the rear vertical plate, the cover plate, the bottom plate and the ear plates enclose an inner cavity.

In the embodiment of the utility model, the guy rope mounting pin penetrates through the inner cavity, and the two front vertical plates are arranged at the front end of the main traction block at intervals and form a cavity opening.

In an embodiment of the present utility model, an engineering vehicle is also provided, which includes the vehicle traction device as described above.

Through the technical scheme, the engineering vehicle provided by the embodiment of the utility model has the following beneficial effects:

when the vehicle needs auxiliary traction by the vehicle traction device, the auxiliary traction mechanism passes through the opening on the front bumper of the vehicle and is hinged with the base on the frame, one end far away from the base is connected with the traction rope, and the traction rope pulls the auxiliary traction mechanism to realize auxiliary traction on the vehicle. In the traction process, the limiting component on the base can limit the swing angle of the auxiliary traction mechanism, so that the auxiliary traction mechanism cannot collide with the front bumper of the vehicle during swing, and the technical problem that the traction rope damages the front bumper of the cab in the prior art is effectively solved. In addition, when the vehicle does not need auxiliary traction, the auxiliary traction mechanism can be detached from the base so as to meet the requirements of relevant national standards.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide an understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a schematic diagram of an assembled configuration of a vehicle traction device according to an embodiment of the present utility model;

FIG. 2 is a schematic illustration of a vehicle traction device according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an auxiliary traction mechanism according to an embodiment of the present utility model;

FIG. 4 is a schematic view of an auxiliary traction mechanism in another view according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a base according to an embodiment of the present utility model;

FIG. 6 is a schematic view of an assembled structure of the auxiliary traction mechanism in a pitch-down swing according to an embodiment of the present utility model;

FIG. 7 is an enlarged view of a portion of FIG. 6 at A;

FIG. 8 is a schematic view of an assembled structure of the auxiliary traction mechanism in a pitch swing according to an embodiment of the present utility model;

fig. 9 is a partial enlarged view at B in fig. 8.

Description of the reference numerals

Reference numerals	Name of the name	Reference numerals	Name of the name
				10	Front bumper of vehicle	312	Bottom plate
20	Base seat	33	Ear plate
				30	Auxiliary traction mechanism	331	Side plate
40	Frame of bicycle	335	First pin hole
				60	Cab	21	Second pin hole
31	Main traction block	22	Upper rib plate
				32	Guy rope mounting pin	23	Lower rib plate
311	Cover plate	332	First inclined plane
				34	Front vertical plate	333	Second inclined plane
35	Rear vertical plate	334	Clamping groove
				50	Cavity opening	336	Vertical surface
36	Pin shaft

Detailed Description

Specific embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present utility model.

The vehicle traction device and the construction vehicle according to the present utility model are described below with reference to the accompanying drawings.

As shown in fig. 1, in an embodiment of the present utility model, there is provided a vehicle traction apparatus, wherein the vehicle traction apparatus includes a base 20 and an auxiliary traction mechanism 30, the base 20 is provided in a front bumper 10 of a vehicle, one end of the auxiliary traction mechanism 30 is hinged to the base 20 and is capable of tilting upward and tilting downward, and the other end is passed out of the front bumper and is used for connecting a traction rope, a limit assembly is provided on the base 20, and the limit assembly is capable of limiting a swing angle of the auxiliary traction mechanism 30 in a tilting upward and tilting downward state.

Specifically, the front bumper 10 is disposed in front of the frame 40 and the cab 60, one end of the auxiliary traction mechanism 30 is used for connecting a traction rope, the other end of the auxiliary traction mechanism passes through an opening in the front bumper 10 and is hinged with the base 20 on the frame 40, and the traction rope pulls the auxiliary traction mechanism 30 to realize auxiliary traction on the vehicle. Because the base 20 is provided with the limiting component for limiting the swing angle of the auxiliary traction mechanism 30, the auxiliary traction mechanism 30 can only swing upwards and downwards in a limited angle range, and the angle range in which the auxiliary traction device can swing is determined according to the size of the opening on the front bumper 10 of the vehicle, so that the auxiliary traction mechanism 30 can not collide with the front bumper 10 of the vehicle during swing, and the technical problem that a traction rope damages the front bumper of the cab 60 in the prior art is effectively solved.

In addition, in order to meet the requirements of the relevant national standards, when the vehicle does not need to carry out auxiliary traction, the auxiliary traction mechanism 30 can be disconnected from the base 20, so that the auxiliary traction mechanism 30 is detached from the front end of the vehicle, and the base 20 arranged in the front bumper 10 of the vehicle is left, so that the vehicle can normally run on the road according to the requirements.

In the embodiment of the present utility model, as shown in fig. 2, the auxiliary traction mechanism 30 includes a main traction block 31 and two lugs 33 fixedly installed at both ends of the main traction block 31, and the number of the bases 20 is two and hinged with one ends of the lugs 33, which are far from the main traction block 31, respectively through pins 36. Preferably, the two bases 20 are arranged at intervals along the horizontal direction, and the installation stability and the stress performance of the auxiliary traction mechanism 30 in the horizontal direction are enhanced, so as to adapt to the fact that the auxiliary traction mechanism 30 is mainly subjected to the pulling force of the traction rope in the horizontal direction.

As shown in fig. 4 and 5, the limiting assembly includes an upper rib plate 22 and a lower rib plate 23 arranged at intervals, the outer end portion of the hinge end of the ear plate 33 includes a first inclined surface 332, a vertical surface 336 and a second inclined surface 333 which are sequentially connected in a transitional manner, the vertical distance between the first inclined surface 332 and the second inclined surface 333 is sequentially reduced toward the direction close to the base 20, the vertical surface 336 is inserted between the upper rib plate 22 and the lower rib plate 23, when the ear plate 33 swings upward to a preset maximum angle, the lower rib plate 23 abuts against the second inclined surface 333, and when the ear plate 33 swings downward to a preset maximum angle, the upper rib plate 22 abuts against the first inclined surface 332.

Specifically, as shown in fig. 6 and 7, the downward swing of the ear plate 33 reaches the preset maximum angle, at this time, the upper rib plate 22 abuts against the first inclined surface 332, the ear plate 33 cannot rotate around the pin shaft 36 to realize the downward swing, the upper rib plate 22 realizes the limitation of the range of the downward swing, and the auxiliary traction mechanism 30 cannot continue the downward swing; as shown in fig. 8 and 9, the upward swing of the ear plate 33 reaches the preset maximum angle, at this time, the lower rib plate 23 abuts against the second inclined surface 333, the ear plate 33 cannot rotate around the pin 36 to realize the upward swing, the lower rib plate 23 can limit the range of the upward swing, and the auxiliary traction mechanism 30 cannot continue the upward swing. Under the combined limit of the upper rib plate 22 and the lower rib plate 23, the upward swing and the downward swing of the auxiliary traction mechanism 30 are limited, so that the swing range of the auxiliary traction mechanism 30 is in a safe interval, the auxiliary traction mechanism 30 and the front bumper 10 of the vehicle are prevented from being knocked, and the front bumper 10 of the vehicle is effectively protected.

The inclination angles of the first inclined surface 332 and the second inclined surface 333 may be equal, so that the range of the upward swing and the range of the downward swing of the auxiliary traction mechanism 30 are consistent, and the actual requirements are better met.

In addition, the ear plate 33 includes two side plates 331 arranged at intervals and provided with a first pin hole 335, one end of the base 20, which is far away from the frame 40, is clamped between the two side plates 331 and provided with a second pin hole 21, the ear plate 33 is pivotally connected to the base 20 through a pin shaft 36 penetrating through the first pin hole 335 and the second pin hole 21, and two limiting assemblies are arranged on the same base 20 and are respectively used for limiting the swing of the two side plates 331, so that the stability of the vehicle traction device can be effectively improved.

In the embodiment of the present utility model, as shown in fig. 2 and 3, the vehicle traction device further includes a traction rope mounting pin 32, the main traction block 31 includes a cover plate 311 and a bottom plate 312 which are horizontally arranged at intervals, the traction rope mounting pin 32 passes through the cover plate 311 and the bottom plate 312 along the vertical direction, the traction rope is disposed between the cover plate 311 and the bottom plate 312 and is connected with the traction rope mounting pin 32, the traction rope can be prevented from falling off the traction rope mounting pin 32 under the action of traction tension by the cover plate 311 and the bottom plate 312, and normal traction work is ensured.

The main traction block 31 further includes two front vertical plates 34 and a rear vertical plate 35, the front vertical plate 34, the rear vertical plate 35, the cover plate 311, the bottom plate 312 and the ear plate 33 enclose an internal cavity, so that the main traction block 31 is a cavity structure with high stability, the traction rope mounting pin 32 penetrates through the internal cavity, the two front vertical plates 34 are arranged at the front end of the main traction block 31 at intervals and form a cavity opening 50, and the traction rope extends into the internal cavity from the cavity opening 50 and is connected with the traction rope mounting pin 32.

The specific structure of the main traction block 31 of the present utility model is described in detail above with reference to fig. 2 and 3, but the present utility model is not limited thereto. Within the scope of the technical idea of the utility model, a plurality of simple variants of the technical proposal of the utility model can be carried out, comprising that each specific technical feature is combined in any suitable way, and in order to avoid unnecessary repetition, the utility model does not need to be additionally described for various possible combinations. Such simple variations and combinations are likewise to be regarded as being within the scope of the present disclosure.

In order to make the connection between the ear plate 33 and the main traction block 31 more stable, two clamping grooves 334 are arranged at one end of the ear plate 33, which is close to the main traction block 31, the opening of each clamping groove 334 faces to the base 20, the side plates 331 are respectively clamped with the cover plate 311 and the bottom plate 312 through the two clamping grooves 334, when the traction rope pulls the main traction block 31, the ear plate 33 can stably hook the main traction block 31 in the opposite direction by virtue of the clamping grooves 334, and meanwhile, the connection surface of the ear plate 33 and the main traction block 31 is welded, so that the overall mechanism stability of the auxiliary traction mechanism 30 is further increased.

In an embodiment of the present utility model, there is also provided an engineering vehicle including the vehicle traction apparatus as described above, which has the advantageous effects of all the embodiments described above, since it adopts all the embodiments of the vehicle traction apparatus described above.

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., 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 present utility model. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A vehicle traction device, the vehicle traction device comprising:

a base (20) provided in a front bumper (10) of a vehicle; and

the auxiliary traction mechanism (30) is hinged to the base (20) at one end and can swing upwards and downwards, the front bumper (10) is penetrated out from the other end and is used for being connected with a traction rope, the base (20) is provided with a limiting component, and the limiting component can limit the swing angle of the auxiliary traction mechanism (30) when the auxiliary traction mechanism swings upwards and downwards.

2. Vehicle traction device according to claim 1, characterized in that the auxiliary traction mechanism (30) comprises a main traction block (31) and two lugs (33) fixedly mounted at both ends of the main traction block (31), the number of the bases (20) being two and being hinged to one end of the two lugs (33) remote from the main traction block (31), respectively.

3. The vehicle traction device according to claim 2, wherein the limiting assembly comprises an upper rib plate (22) and a lower rib plate (23) which are arranged at intervals, the outer end part of the hinged end of the lug plate (33) comprises a first inclined surface (332), a vertical surface (336) and a second inclined surface (333) which are connected in a transitional manner in sequence, the vertical distance between the first inclined surface (332) and the second inclined surface (333) is sequentially reduced towards the direction approaching the base (20), the vertical surface (336) is inserted between the upper rib plate (22) and the lower rib plate (23), the lower rib plate (23) is abutted against the second inclined surface (333) when the lug plate (33) swings upwards to a preset maximum angle, and the upper rib plate (22) is abutted against the first inclined surface (332) when the lug plate (33) swings downwards to a preset maximum angle.

4. A vehicle traction device according to claim 3, characterized in that the inclination angles of the first inclined surface (332) and the second inclined surface (333) are equal.

5. Vehicle traction device according to claim 2, characterized in that the ear plate (33) comprises two side plates (331) arranged at intervals and provided with first pin holes (335), one end of the base (20) far away from the frame (40) is clamped between the two side plates (331) and provided with second pin holes (21), and the ear plate (33) is pivotally connected to the base (20) by a pin shaft (36) penetrating the first pin holes (335) and the second pin holes (21).

6. The vehicle traction device according to claim 5, further comprising a traction rope mounting pin (32), wherein the main traction block (31) comprises a cover plate (311) and a bottom plate (312) which are horizontally arranged at intervals, wherein the traction rope mounting pin (32) penetrates the cover plate (311) and the bottom plate (312) in a vertical direction, and wherein the traction rope is arranged between the cover plate (311) and the bottom plate (312) and is connected with the traction rope mounting pin (32).

7. The vehicle traction device according to claim 6, wherein two clamping grooves (334) are formed in one end of the lug plate (33) close to the main traction block (31), openings of the clamping grooves (334) face the base (20), and the side plates (331) are respectively clamped with the cover plate (311) and the bottom plate (312) through the two clamping grooves (334).

8. The vehicle traction device of claim 6, wherein the main traction block (31) further comprises two front risers (34) and one rear riser (35), the front riser (34), the rear riser (35), the cover plate (311), the base plate (312) and the ear plate (33) enclosing an internal cavity.

9. The vehicle traction arrangement of claim 8, wherein the rope mounting pin (32) extends through the interior cavity, and two of the front risers (34) are spaced apart at the front end of the main traction block (31) and form a cavity opening (50).

10. A working vehicle, characterized in that it comprises a vehicle traction device according to any one of claims 1 to 9.