CN217575107U

CN217575107U - Multifunctional vehicle bumper

Info

Publication number: CN217575107U
Application number: CN202221717704.7U
Authority: CN
Inventors: 鲁风华; 莫道君
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-10-14
Anticipated expiration: 2032-07-01

Abstract

The utility model discloses a multi-purpose vehicle bumper, include: the device comprises a framework, a support, a rotating shaft, a safety chain and a hanging piece; the support is connected with the vehicle chassis, two ends of the rotating shaft are connected with the framework through the support, and the framework rotates around the rotating shaft; the safety chain comprises a fixed end and a movable end, wherein the fixed end is connected with the vehicle chassis, the movable end is connected with the framework, and the hanging piece is arranged on the framework; the framework comprises at least two groups of side longitudinal beams, a central longitudinal beam, a stepping cross beam, an avoiding cross beam and a connecting plate; the side longitudinal beams are connected with two ends of the stepping cross beam and are vertical to the stepping cross beam, and the central longitudinal beam is arranged in the middle of the stepping cross beam and is vertical to the stepping cross beam; an avoidance cross beam is arranged above the side longitudinal beam and is connected with the side longitudinal beam through a connecting plate; the support is provided with a mounting hole connected with the rotating shaft. The utility model discloses combine the function of bumper, marking time, three kinds of parts of trailing arm into an organic whole, reduce the complexity of mechanism, weight reduction, reduce cost.

Description

Multifunctional vehicle bumper

Technical Field

The utility model relates to an engineering machine tool and special vehicle safety technical field, concretely relates to multi-function vehicle bumper.

Background

The bumper, the step and the draft arm of the existing vehicle are three different components. Generally, vehicle bumpers are fixedly mounted with a chassis; the trailer tow arm is mounted on the trailer rather than on the tractor.

The height of the body of some existing vehicles from the ground is large, and people can conveniently step on the vehicle only by means of one-stage or multi-stage stepping; if the step is arranged independently, the weight and the cost of the whole vehicle are increased. Similarly, some special vehicles need to have a towing function, ordinary vehicles serve as tractors, and the tractors need to be equipped with towing arms; if the traction arm mechanism is arranged independently, the weight and the cost of the whole vehicle are increased.

In addition, common vehicle chassis are designed with simple traction hooks, the most basic traction function can be realized by adopting steel wire ropes, but the automatic steering of a rear vehicle cannot be realized by the traction, drivers need to operate, steer and brake the front vehicle and the rear vehicle, the operation is only suitable for temporary vehicle rescue, and the long-distance transportation is very dangerous. Only the use of articulated rigid trailing arms ensures that the towed vehicle turns, accelerates and decelerates in unison with the leading vehicle.

SUMMERY OF THE UTILITY MODEL

In order to solve the deficiencies existing in the prior art, the utility model provides a multi-purpose vehicle bumper utilizes one set of simple and easy mechanism with the bumper, mark time, three kinds of functions of trailing arm realize simultaneously, reduced the complexity of mechanism like this, alleviateed weight, the cost is reduced.

The utility model provides a technical scheme does:

a utility vehicle bumper, comprising:

the device comprises a framework, a support, a rotating shaft, a safety chain and a hanging piece;

the support is connected with the vehicle chassis, two ends of the rotating shaft are connected with the framework through the support, and the framework rotates around the rotating shaft; the safety chain comprises a fixed end and a movable end, wherein the fixed end is connected with the vehicle chassis, the movable end is connected with the framework, and the hanging piece is arranged on the framework;

the framework comprises at least two groups of side longitudinal beams, a central longitudinal beam, a stepping cross beam, an avoiding cross beam and a connecting plate; the side longitudinal beams are connected with two ends of the stepping cross beam and are vertical to the stepping cross beam, and the central longitudinal beam is arranged in the middle of the stepping cross beam and is vertical to the stepping cross beam; an avoidance cross beam is arranged above the side longitudinal beam and is connected with the side longitudinal beam through a connecting plate;

the side longitudinal beam is provided with a mounting hole, and the support is arranged on the mounting hole and connected with the rotating shaft.

As a further technical scheme of the utility model, set up the checkered plate on the crossbeam of marking time.

As a further technical scheme of the utility model, the crossbeam of marking time with dodge the crossbeam and be the relative 90 degrees settings in space.

As a further technical scheme of the utility model do, side longeron, central longitudinal beam, the crossbeam of marking time and dodge the crossbeam and be the rectangle steel pipe.

As a further technical scheme of the utility model, the crossbeam of marking time sets up a set of at least.

As a further technical scheme of the utility model do, side longeron, central longitudinal beam, the crossbeam of marking time, dodge for the welding between crossbeam and the connecting plate.

As a further technical scheme of the utility model do, the support passes through bolted connection with the rotation axis.

As a further technical scheme of the utility model do, hang the union piece including articulating the bowl and hanging the ball hook, wherein articulate the central longitudinal beam of bowl and skeleton and be connected, articulate the ball hook and articulate the bowl and be swing joint and articulate the ball hook and articulate the laminating of bowl sphere.

The utility model has the advantages that:

1. the utility model provides a movable bumper, wherein, the side longitudinal beam can rotate relative to the rotating shaft, so that the framework can be vertically installed and can also be horizontally and obliquely installed; the multifunctional vehicle has the functions of a vehicle bumper in a vertical state and a traction arm in a horizontal state, and can be used as a boarding step in both states.

2. The utility model discloses install checkered plate on the crossbeam of marking time of stepping on the car of skeleton to prevent that the sole from skidding.

3. The utility model discloses longeron and crossbeam that adopt are the rectangle steel pipe, wherein mark time the crossbeam and dodge the rectangle pipe of crossbeam and arrange the direction and become the relative 90 degrees relations in space, the area is stepped on to the sole that the purpose was increaseed and is marked time, increases the dodging space of shank simultaneously.

4. The utility model discloses combine the function of bumper, mark time, three kinds of parts of trailing arm together to reduce the complexity of mechanism, alleviateed weight, the cost is reduced.

5. The utility model discloses make some special purpose's engineering vehicle, for example emergency rescue equips, do not need to hire the trailer specially in road transportation to practice thrift the cost of transportation, and promoted the quick motor-driven ability of rescue unit.

6. The utility model discloses equip on removing square cabin formula vehicle, can directly cancel special trailer, the fast evolution becomes and pulls formula car as a house to the cost of purchasing and hiring the trailer has been practiced thrift.

Drawings

Fig. 1 is a structural view of a bumper of a utility vehicle according to the present invention;

fig. 2 is a structural diagram of the framework provided by the present invention;

fig. 3 is a schematic connection diagram of the framework, the rotating shaft and the support provided by the present invention;

FIG. 4 is a schematic view of a multi-purpose vehicle bumper vertical installation according to the present invention;

FIG. 5 is a schematic view of a horizontal installation of a utility vehicle bumper according to the present invention;

fig. 6 is a schematic view of the hanging member assembly structure provided by the present invention;

fig. 7 is a schematic view of a simple towing hook and rope towing of a common vehicle.

Shown in the figure:

10-framework, 20-support, 30-rotating shaft, 40-pattern plate, 50-safety chain and 60-hanging piece;

101-side longitudinal beam, 102-central longitudinal beam, 103-step cross beam, 104-avoidance cross beam and 105-connecting plate;

601-hanging ball bowl and 602-hanging ball head hook;

701-chassis beam, 702-simple towing hook and 703-towing rope.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention.

Referring to fig. 1 and 2, a utility vehicle bumper includes: the framework 10, the support 20, the rotating shaft 30, the safety chain 50 and the hanging piece 60; the support 20 is connected with the vehicle chassis, and the support is divided into two parts, namely a left part and a right part; the rotating shaft 30 is arranged on the left and right supports 20, and the rotating shaft 30 is fixedly connected with the left and right supports 20 through bolts; the framework 10 is arranged on the rotating shaft 30 and can rotate relative to the rotating shaft 30, the installation Kong Chuancha of the framework 10 is arranged on the rotating shaft 30, the framework 10 is limited by the support 20 in the left-right direction and cannot move transversely, but the framework 10 can rotate around the rotating shaft 30; so that the frame 10 can rotate about the axis of rotation 30 with respect to the vehicle floor; the fixed end of the safety chain 50 is connected with the vehicle chassis, the movable end of the safety chain 50 is connected with the framework 10, and the hanging piece 60 is connected with the framework 10;

the framework 10 comprises at least two groups of side longitudinal beams 101, a central longitudinal beam 102, a stepping cross beam 103, an avoiding cross beam 104 and a connecting plate 105; the side longitudinal beams 101 are connected with two ends of the stepping cross beam, the side longitudinal beams 101 are perpendicular to the stepping cross beam, and the central longitudinal beam 102 is arranged in the middle of the stepping cross beam and perpendicular to the stepping cross beam; an avoidance cross beam 104 is arranged above the side longitudinal beam 101, and the avoidance cross beam 104 is connected with the side longitudinal beam 101 through a connecting plate 105; the side longitudinal beam 101 is provided with a mounting hole, and the support 20 is arranged on the mounting hole and connected with the rotating shaft 30.

All the components are welded into a whole, the longitudinal beams and the cross beams adopted in the embodiment are rectangular steel tubes, and the arrangement directions of the rectangular tubes of the stepping cross beam 103 and the avoidance cross beam 104 are in a relative 90-degree spatial relationship, so that the stepping area of the stepping sole is increased, and the avoidance space of the leg is increased.

In order to ensure the structural stability of the framework 10, the side longitudinal beams 101, the central longitudinal beam 102, the stepping cross beam 103, the avoiding cross beam 104 and the connecting plate 105 are welded. The framework 10 is formed by welding steel pipes with rectangular sections, and the side longitudinal beam 101 is provided with a coaxial through hole and is arranged on the rotating shaft 30; the stepping cross beam 103 and the longitudinal beams 101 on the two sides are welded to form a basic structure of a vehicle bumper; the central longitudinal beam 102 is welded with the stepping cross beam and used as a trailer traction arm; the number of the stepping beams 103 can be increased according to the vehicle body type of the practical application example, and two or more stepping beams 103 can be adopted.

The embodiment of the utility model provides an in, install the checkered plate on the crossbeam 103 of marking time of skeleton 10, the sole skids when preventing personnel to step on the car and mark time, makes the utility model discloses possess the function that the climbing car was marked time.

The embodiment of the utility model provides an in, crossbeam 103 marks time with dodge crossbeam 104 and be the relative 90 degrees settings in space. The stepping cross beams 103 of the framework 10 are provided with two or more than two cross beams, wherein the cross beam rectangular tubes used for stepping are arranged in a flat direction, and the cross beam rectangular tubes used for other non-stepping purposes are arranged in an avoiding space, so that the stepping is more convenient. The number of the cross beams is not necessarily only two, and the number of the cross beams can be larger than two according to the height requirement of the vehicle, so that multi-stage stepping is realized.

Referring to fig. 6, the hanging ball bowl 601 of the hanging member is connected with the central longitudinal beam 102 of the framework, and the hanging member 60 can purchase mature parts produced in large quantities from the market and can also be processed by self, and has the basic function of providing reliable ball head hinging; the hanging ball head hook 602 is movably connected with the hanging ball bowl 601, and the two are attached to each other in a spherical manner and have a plurality of rotation degrees of freedom.

The center longitudinal beam 102 is located at the symmetrical center of the vehicle and is a direct stress member when used as a traction arm, the extension length of the end part of the center longitudinal beam can be lengthened according to the requirement of practical application, the end part of the center longitudinal beam is connected with the hanging piece 60, and the hanging piece 60 has mature standard parts for selection.

Referring to fig. 3, the support 20, the rotating shaft 30 and the longitudinal beams 101 on both sides of the framework are schematically illustrated in the installation and connection, and the longitudinal beams 101 can rotate relative to the rotating shaft, so that the framework can be installed vertically or obliquely.

The utility model provides a movable bumper, which can realize the vertical installation and the horizontal installation of a framework 10 by arranging a rotating shaft 30, and can play the function of a vehicle bumper in the vertical state and the function of a traction arm in the horizontal state, and can be used as a boarding step in both states;

referring to fig. 4, for the utility model relates to a utility vehicle bumper is at the schematic diagram of vertical installation state, under this state, the utility model discloses play the function that vehicle bumper and step on.

When the utility model discloses when being used as the bumper of vehicle, skeleton 10 is vertical installation state, promptly: a state close to vertical to the road surface; in this state, the safety chain 50 is used to tighten the frame 10 so that the frame 10 abuts against the vehicle without rotating with respect to the rotation shaft 30.

Referring to fig. 5, for the utility model relates to a utility vehicle bumper is at horizontal mounted state's schematic diagram, under this state, the utility model discloses play the function of trailer traction arm, have the function of convenient platform of boarding simultaneously.

When the utility model discloses when being used as the trailer draft arm of vehicle, skeleton 10 is horizontal installation state, promptly: the included angle is close to parallel with the road surface but can be freely changed according to the unevenness of the road surface; in this state, the safety chain 50 can be used to limit the extreme ground-off position of the frame 10, and prevent the hanging member 60 from contacting the ground.

When the framework 10 is in a horizontal and inclined installation state, the utility model discloses develop into the convenient boarding step of activity.

The utility model can be installed at the front end of the vehicle and the rear end of the vehicle, thereby expanding the traction function of the vehicle and enabling the vehicle to be converted into a trailer when being installed at the front part of the vehicle; when installed at the rear of the vehicle, the vehicle is made to behave as a tractor.

The utility model discloses combine the function of bumper, mark time, three kinds of parts of trailing arm together to reduce the complexity of mechanism, alleviateed weight, the cost is reduced.

The utility model discloses make some special purpose's engineering vehicle, for example emergency rescue equips, do not need to hire the trailer specially in road transportation to practice thrift the cost of transportation, and promoted the quick motor-driven ability of rescue unit.

The utility model discloses equip on removing square cabin formula vehicle, can directly cancel special trailer, the fast evolution becomes and pulls formula car as a house to the cost of purchasing the trailer has been practiced thrift.

Referring to fig. 7, a conventional vehicle is generally equipped with a simple towing function, in which a simple towing hook 702 is provided at the middle or both sides of a chassis beam 701, and a towing rope 703 is used to temporarily tow the vehicle; because the rope belongs to flexible part, it can only be tensile in a direction, can not ensure by the two synchronous steering of traction vehicle and initiative traction vehicle, also can not guarantee the two synchronous braking, the skeleton be rigid structure spare, then can realize the synchronous steering and the braking of front and back vehicle. The utility model discloses change traditional vehicle bumper into the movable mounting form by the fixed mounting form, after rotatory suitable angle, extend the striking protect function to pull the traction function to the use flexibility ratio of vehicle has been expanded, the structural complexity that has alleviateed functional unit simultaneously, whole car weight has been alleviateed, manufacturing cost, cost of transportation have been practiced thrift. The above is to the present invention, but the present invention is not limited to the above embodiment, and based on the embodiments of the present invention, other embodiments obtained by the technicians in the field under the premise of not paying out the creative labor all belong to the protection scope of the present invention.

Claims

1. A utility vehicle bumper, comprising:

the support is connected with the vehicle chassis, two ends of the rotating shaft are connected with the framework through the support, and the framework rotates around the rotating shaft; the safety chain comprises a fixed end and a movable end, wherein the fixed end is connected with a vehicle chassis, the movable end is connected with the framework, and the hanging piece is arranged on the framework;

2. The utility vehicle bumper of claim 1, wherein a tread plate is provided on the step beam.

3. The utility vehicle bumper of claim 1, wherein the step beam and the avoidance beam are spatially disposed 90 degrees relative to each other.

4. The utility vehicle bumper of claim 1, wherein the side rails, center rail, step rail, and escape rail are rectangular steel tubes.

5. The utility vehicle bumper of claim 1, wherein at least one set of step beams are provided.

6. The utility vehicle bumper of claim 1, wherein the side rails, center rail, step rail, escape rail and web are welded together.

7. The utility vehicle bumper of claim 1, wherein the bracket is bolted to the pivot shaft.

8. The utility vehicle bumper of claim 1, wherein the attachment member comprises an attachment bowl and an attachment ball hook, wherein the attachment bowl is connected to the center longitudinal beam of the frame, the attachment ball hook is movably connected to the attachment bowl and the attachment ball hook is spherically attached to the attachment bowl.