CN212609198U - Multifunctional crane for hoisting dummy for collision test - Google Patents

Abstract

The utility model relates to a multi-functional crane for lifting by crane dummy for bump test, including crane frame, crane frame includes crane base, support and stand, crane base installs the support in upper end one side, the vertical stand of installing in support upper end middle part, the stand upper end is provided with the horizontally crossbeam, install the bracing piece of slope between the lower part of crossbeam free end and the stand, the both sides of crossbeam front end and the middle part of bracing piece front end all are equipped with a pulley, install cylinder and driving roll pivoted motor on the support, the winding has wire rope on the cylinder, wire rope one end is connected with rings, at least one pulley is walked around in the wire rope selection, but the rechargeable battery who links to each other with the motor is installed to crane base upper end. The utility model can change the lifting angle by installing the roller skids at different positions on the crane frame, thereby better adapting to loading and unloading dummy under different vehicles; the motor drives the lifting, and the operation is convenient.

Description

Multifunctional crane for hoisting dummy for collision test

Technical Field

The utility model relates to a car bump test facility technical field especially relates to a multi-functional crane for lifting by crane dummy for bump test.

Background

With the continuous development of the automobile industry, both manufacturers of various automobiles and ordinary users pay more attention to the safety performance of the automobiles. The automobile crash test is the most important and the most intuitive way for showing the passive safety of the automobile, namely, the method is used for simulating the real environment of the automobile with devices such as a dummy for the crash test, a data acquisition device, a vehicle-mounted camera and the like to collide, and analyzing the injury value of the dummy and the deformation of the automobile to evaluate the safety level of the automobile. The dummy data acquisition and analysis are a vital part, so that the dummy is placed at the correct position of a seat in the vehicle before the test, the dummy is completely taken out of the vehicle after the test is more important, and the dummy crane can well solve the problem.

The mass of a conventional crash dummy is about 78kg generally, and the weight of the conventional crash dummy can reach 100kg, so that if the dummy is placed on a seat by manpower, the time and the labor are wasted, and an operator is easily injured and the dummy is easily damaged. At present, a common dummy crane is fixed in size and needs to be lifted manually, the dummy can not be placed or taken out under the conditions of special vehicles and accidents, and the operation is not convenient.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide a multifunctional crane for lifting a dummy for a collision test, which can change the lifting angle by installing roller slips at different positions on a crane frame, thereby better adapting to loading and unloading dummy under different vehicles; the motor drives the lifting, and the operation is convenient.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a multi-functional crane for lifting by crane dummy for bump test, includes crane frame, crane frame include crane base, support and stand, crane base upper end one side install the support, this support upper end middle part is vertical installs the stand, stand upper end be provided with the horizontally crossbeam, install the bracing piece of slope between the lower part of this crossbeam free end and the stand, the both sides of crossbeam front end and the middle part of bracing piece front end all be equipped with a pulley, the support on install cylinder and driving drum pivoted motor, the cylinder on the winding have wire rope, this wire rope one end is connected with rings, wire rope select to walk around at least one pulley, crane base upper end install the rechargeable battery who links to each other with the motor.

As right technical scheme a supplement, the bottom both ends of crane base one side all be equipped with the universal wheel that can lock, the bottom both ends of this crane base opposite side all are equipped with a directional wheel.

As right technical scheme a supplement, support one side be equipped with the electric switch of control motor.

As a supplement to the technical solution of the present invention, the two sides of the upper portion of the support are both provided with a handrail.

As right technical scheme a supplement, the stand middle part be equipped with installation station, extension arm can be dismantled in this installation station selective installation, the both sides of dismantling extension arm front end all be equipped with a pulley.

Has the advantages that: the utility model relates to a multifunctional crane for lifting a dummy for a collision test, which is suitable for M1 and N1 vehicles and other special vehicles; due to the unexpected conditions that the vehicle door cannot be opened in a side collision test and the like, an extension arm can be additionally installed to lift from the other side; the hoisting angle can be changed by installing the roller skids at different positions on the crane frame, so that the crane frame is better suitable for loading and unloading dummy under different vehicles; the operation is convenient and fast by adopting a mode that a rechargeable battery drives a motor; the pulley is adopted to guide the steel wire rope, so that the steel wire rope is prevented from falling off to cause equipment damage, personal injury and other accidental conditions; the directional wheel is used as a front wheel, the universal wheel can be locked to be used as a rear wheel, the crane can move conveniently, the rear wheel can be locked when the crane lifts, and the crane can be prevented from moving and tipping.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an enlarged view of a portion of fig. 1 according to the present invention;

FIG. 3 is a schematic view of a detachable extension arm according to the present invention;

figure 4 is a schematic view of the present invention without the detachable extension arm.

The figure is as follows: 1. the crane comprises a lifting ring, 2, a steel wire rope, 3, a pulley, 4, a crane frame, 5, an armrest, 6, a motor, 7, a rechargeable battery, 8, an electric switch, 9, a detachable extension arm, 10, a directional wheel, 11, a universal wheel, 12, a crane base, 13, a crane base, 14, a stand column, 15, a cross beam, 16, a support rod, 17, a roller, 18 and an installation station.

Detailed Description

The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

The embodiment of the utility model relates to a multi-functional crane for lifting dummy for bump test, as shown in fig. 1-4, including crane frame 4, crane frame 4 include crane base 12, support 13 and stand 14, crane base 12 upper end one side install support 13, this support 13 upper end middle part vertical installation stand 14, stand 14 upper end set up horizontal crossbeam 15, install inclined bracing piece 16 between the lower part of this crossbeam 15 free end and stand 14, the both sides of crossbeam 15 front end and the middle part of bracing piece 16 front end all be equipped with a pulley 3, support 13 on install cylinder 17 and drive cylinder 17 pivoted motor 6, cylinder 17 on twine wire rope 2, this wire rope 2 one end is connected with rings 1, wire rope 2 select to walk around at least one pulley 3, the upper end of the crane base 12 is provided with a rechargeable battery 7 connected with the motor 6.

The working end of the steel wire rope 2 is fixed with a lifting ring 1, the steel wire rope 2 bypasses a pulley 3, the steel wire rope 2 is wound on a roller 17, a motor 6 drives the roller 17 to rotate, the pulley 3 is fixed on a crane frame 4 through a bolt, the motor 6 is fixed on a support 13 through a bolt, a rechargeable battery 7 is fixed on a crane base 12 through a bolt, the rechargeable battery 7 is connected with the motor 6 through a lead, an electric switch 8 is connected with the motor 6 through a lead and placed on the support 13, an armrest 5 is fixed on the support 13 through welding, a detachable extension arm 9 is fixed on an upright post 14 through a bolt, and a directional wheel 10 and a lockable universal wheel 11 are fixed on the crane base 12 through bolts.

The two ends of the bottom of one side of the crane base 12 are both provided with a lockable universal wheel 11, and the two ends of the bottom of the other side of the crane base 12 are both provided with a directional wheel 10.

And one side of the bracket 13 is provided with an electric switch 8 for controlling the motor 6.

Both sides of the upper part of the bracket 13 are provided with armrests 5.

The middle part of the upright post 14 is provided with an installation station 18, the installation station 18 is selectively provided with the detachable extension arm 9, and two sides of the front end of the detachable extension arm 9 are provided with a pulley 3.

The specific operation steps are as follows:

the working process of the normal loading dummy is as follows: the method comprises the steps of pushing a dummy crane to the side of a dummy through an armrest 5, locking a universal wheel 11 to prevent the crane from moving, connecting the crane with the dummy through a lifting ring 1, starting a motor 6 through an electric switch 8 to drive a steel wire rope 2 to move upwards, lifting the dummy to a proper height, releasing the locked universal wheel 11, moving the crane to a dummy mounting position, locking the universal wheel 11 again, slowly releasing the steel wire rope 2 through the electric switch 8 with the assistance of a worker, placing the dummy to a specified position, releasing the lifting ring 1 and the unlocked universal wheel 11, and pushing the crane open.

The working process of normally disassembling the dummy is as follows: the method comprises the steps of pushing a dummy crane to the side of a dummy through an armrest 5, locking a universal wheel 11 to prevent the crane from moving, connecting the crane with the dummy through a lifting ring 1, starting a motor 6 through an electric switch 8 to drive a steel wire rope 2 to move upwards, lifting the dummy to a proper height, releasing the locked universal wheel 11, moving the crane to a dummy storage position, locking the universal wheel 11 again, slowly releasing the steel wire rope 2 through the electric switch 8 with the assistance of a worker, placing the dummy to the storage position, releasing the lifting ring 1 and the unlocked universal wheel 11, and pushing the crane open.

The situation that the door on one side cannot be opened after the crash test is finished, so that the dummy must be detached from the other side is met: the hoisting angle is adjusted by installing the pulleys 3 at different positions and angles to see whether the process can be carried out according to the normal disassembly process. If the dummy is not in operation, the detachable extension arm 9 is installed, a dummy crane is pushed to one side of the openable door lock through the handrail 5, the detachable extension arm 9 is directly extended to the position right above the dummy in the vehicle, the locking universal wheel 11 prevents the movement of the crane, the lifting ring 1 is connected with the dummy, the motor 6 is started through the electric switch 8 to drive the steel wire rope 2 to move upwards, the dummy is lifted to a proper height, the locked universal wheel 11 is released, the crane is moved to the dummy storage position, the universal wheel 11 is locked again, then the steel wire rope 2 is slowly released through the electric switch 8 with the assistance of an operator, the dummy is placed at the storage position, the locking universal wheel 11 is released 1 and released, and the crane is pushed open.

Claims (5)

1. A multi-functional crane for lifting a dummy for a crash test, comprising a crane frame (4), characterized in that: the crane frame (4) comprises a crane base (12), a support (13) and an upright post (14), the support (13) is installed on one side of the upper end of the crane base (12), the upright post (14) is vertically installed in the middle of the upper end of the support (13), a horizontal cross beam (15) is arranged at the upper end of the upright post (14), an inclined supporting rod (16) is installed between the lower portion of the free end of the cross beam (15) and the upright post (14), pulleys (3) are respectively arranged on the two sides of the front end of the cross beam (15) and the middle portion of the front end of the supporting rod (16), a roller (17) and a motor (6) for driving the roller (17) to rotate are installed on the support (13), a steel wire rope (2) is wound on the roller (17), one end of the steel wire rope (2) is connected with a lifting ring (1), and at least one pulley (3, and a rechargeable battery (7) connected with the motor (6) is arranged at the upper end of the crane base (12).

2. The multi-purpose crane for lifting a dummy for collision test according to claim 1, wherein: the crane is characterized in that two lockable universal wheels (11) are arranged at two ends of the bottom of one side of the crane base (12), and two directional wheels (10) are arranged at two ends of the bottom of the other side of the crane base (12).

3. The multi-purpose crane for lifting a dummy for collision test according to claim 1, wherein: one side of the bracket (13) is provided with an electric switch (8) for controlling the motor (6).

4. The multi-purpose crane for lifting a dummy for collision test according to claim 1, wherein: both sides of the upper part of the bracket (13) are provided with handrails (5).

5. The multi-purpose crane for lifting a dummy for collision test according to claim 1, wherein: the detachable extension arm is characterized in that an installation station (18) is arranged in the middle of the upright post (14), the detachable extension arm (9) is selectively installed on the installation station (18), and pulleys (3) are arranged on two sides of the front end of the detachable extension arm (9).

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