CN217483871U - Dummy supporting device for collision test and test dummy - Google Patents

Abstract

The application relates to the technical field of collision tests, in particular to a dummy supporting device for a collision test and a test dummy. The utility model provides a dummy strutting arrangement for bump test, including removing chassis and dummy connecting seat, remove the chassis with be provided with the support frame between the dummy connecting seat, the support frame includes separable multistage bracing piece, multistage through magnetism piece concatenation equipment of inhaling between the bracing piece. Through set up the support frame between removal chassis and dummy connecting seat, can provide the support for the dummy for the bump test, guarantee experimental normal clear. The detachable multi-section supporting rod of the supporting frame can be disassembled when the dummy collides with an automobile, impact energy is released in the form of disassembling the supporting rod, the impact force to the automobile and the dummy is weakened, and the automobile and the dummy structure are effectively protected.

Description

Dummy supporting device for collision test and test dummy

Technical Field

The application relates to the technical field of collision tests, in particular to a dummy supporting device for a collision test and a test dummy.

Background

At present, when automatic driving vehicle or intelligent driving vehicle bump test and barrier recognition test, can use experimental dummy, fix the dummy through installation dummy connecting seat on removing the chassis, simulate bump test.

The bracing piece between current removal chassis and the dummy connecting seat is the plastic tubing of a segmentation rigid connection, when carrying out collision test, and test vehicle often can bump with target dummy, and the plastic tubing of rigid connection causes great striking damage to test vehicle easily.

And after the collision, the plastic tubing most of a segmentation rigid connection can damage completely, leads to the consumptive material extravagant on a large scale, and when changing new plastic tubing between dummy's connecting seat and removal chassis, also can consume a large amount of time and energy, and the installation is inconvenient, has reduced holistic test efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide a dummy strutting arrangement for bump test, can be convenient for the dummy to support on removing the chassis and connect, reduce the damage of bracing piece to improve the efficiency of supporting the operation.

In order to realize above-mentioned purpose, first aspect, the utility model provides a dummy strutting arrangement for bump test, including removing chassis and dummy connecting seat, remove the chassis with be provided with the support frame between the dummy connecting seat, the support frame includes separable multistage bracing piece, multistage through magnetism piece concatenation equipment of inhaling between the bracing piece.

In an optional embodiment, the support rod comprises a top support rod and a bottom support rod, the top end of the top support rod is connected with the dummy connecting seat, the bottom end of the bottom support rod is connected with the mobile chassis, and the magnetic attraction piece is arranged between the top support rod and the bottom support rod.

In an optional embodiment, a middle support rod is further arranged between the top support rod and the bottom support rod, the middle support rod comprises multiple sections which are sequentially connected, and the multiple sections are connected with each other through the magnetic attraction piece.

In an optional embodiment, the supporting rod includes a hollow tube with openings at two ends, the magnetic attraction pieces are inserted into two ends of the hollow tube, and the adjacent magnetic attraction pieces are opposite to the magnetic attraction.

In an optional embodiment, the magnetic attraction piece comprises a powerful magnet, the powerful magnet comprises a base and a plug, the plug is inserted into the pipe orifice of the hollow pipe in an interference fit manner, and the magnetic attraction piece is adjacent to the magnetic attraction piece and is attached to the magnetic attraction piece through the base in a back-to-back manner.

In an alternative embodiment, a screw is disposed between the plug and the hollow tube, and the screw passes through the wall of the hollow tube and is screwed into the screw hole of the plug.

In an alternative embodiment, the screw holes include two screw holes disposed on the sidewall of the plug, and the two screw holes are located in the same diameter direction of the plug.

In an optional embodiment, the top end of the top support rod is inserted into the dummy connection seat, the bottom of the dummy connection seat is provided with a mounting hole for the top support rod to connect, and the top support rod is in interference fit with the mounting hole.

In an optional implementation manner, a magnet installation seat for the magnetic attraction piece to be installed is arranged on the movable chassis, a magnet installation hole is formed in the magnet installation seat, and the magnetic attraction piece is connected to the magnet installation seat.

In a second aspect, the utility model provides an experimental dummy, including any of the preceding embodiments dummy strutting arrangement for bump test, the dummy connecting seat includes upper torso mount pad and low limbs mounting hole, the upper portion body of experimental dummy is installed on the upper torso mount pad, the low limbs of experimental dummy are installed in the low limbs mounting hole.

Through set up the support frame between removal chassis and dummy connecting seat, can provide the support for the dummy for the bump test, guarantee experimental normal clear.

The detachable multi-section supporting rod of the supporting frame can be disassembled when the dummy collides with an automobile, impact energy is released in the form of disassembling the supporting rod, the impact force to the automobile and the dummy is weakened, and the automobile and the dummy structure are effectively protected.

Through the concatenation equipment of magnetism piece of inhaling to combine the striking disintegration of multistage bracing piece, can reduce the damage of bracing piece, with the magnetism form of assembling of inhaling the reassembling dummy after the disintegration, effectively improved work efficiency when reducing cost of maintenance.

When a certain section of supporting rod is damaged by impact in the test process, the supporting rod of the magnetic part can be replaced and updated through connection, secondary assembly is easy, the maintenance cost is reduced, the time is saved, and the working efficiency is improved.

Additional features and advantages of the present application will be described in detail in the detailed description which follows.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

FIG. 1 is a schematic view showing a structure of a dummy support device for a crash test according to the present application;

FIG. 2 is a schematic diagram of the structure of the mobile chassis of the present application;

FIG. 3 is a schematic view of a magnetic element of the present application;

FIG. 4 is a diagram illustrating the relationship between the magnetic member and the support rod;

fig. 5 is a schematic structural view of a dummy connection seat in the present application.

Icon:

1-moving the chassis; 11-a magnet mount; 12-magnet mounting holes;

2-dummy connecting seat; 21-mounting holes; 22-upper torso mount; 23-lower limb mounting holes;

3-supporting rods; 31-a top support bar; 32-a central support bar; 33-bottom support bar;

4-magnetic attraction parts; 41-base station; 42-plug connector.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be apparent that the embodiments described are some, but not all embodiments of the present application. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

In the description of the present application, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when using, and are only used for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements that are referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The utility model provides a dummy strutting arrangement for bump test, mainly be applied to the bump test in autopilot or the unmanned test, specifically through setting up separable multistage bracing piece 3 between removal chassis 1 and dummy connecting seat 2, and assemble bracing piece 3 through the form of magnetism inhaling, when the vehicle collides with the dummy, with the form of bracing piece 3 disintegration separation, weakening impact energy, reduce the damage that the striking led to the fact bracing piece 3, and improve the efficiency that supports operation and secondary and assemble through the form of magnetism inhaling the assembly.

Referring to fig. 1, the utility model provides a dummy strutting arrangement for bump test, including removing chassis 1 and dummy connecting seat 2, remove chassis 1 with be provided with the support frame between the dummy connecting seat 2, the support frame includes separable multistage bracing piece 3, the multistage inhale 4 concatenation equipments of piece through magnetism between the bracing piece 3.

Through the form of the 4 concatenation equipment of magnetism piece of inhaling, can improve the efficiency of assembling of support frame to can do benefit to the secondary equipment after 3 striking disintegrations of bracing piece, effectively improve test efficiency.

The bracing piece 3 of separable concatenation equipment, when bumping, the bracing piece 3 of striking disintegration can make the striking energy obtain the release at the in-process of disintegration, and 4 position automatic disconnection of piece are inhaled to magnetism, have reduced the impact to experimental vehicle, play fine guard action. After the collision, assemble each section bracing piece 3 in proper order through magnetism and can install and reset, effectively guaranteed experimental normal clear.

If the condition that the bracing piece 3 damaged takes place among the experimentation, will be equipped with the spare bracing piece 3 of magnetism piece 4 and replace and can realize the secondary equipment, effectively promote work efficiency, guarantee experimental normal clear, and do not receive the vulnerable influence of equipment.

In one embodiment, the supporting rod 3 may be provided in two segments, including a top supporting rod 31 and a bottom supporting rod 33, which are respectively connected to the dummy connecting seat 2 and the moving chassis 1, specifically, the top end of the top supporting rod 31 is connected to the bottom of the dummy connecting seat 2, the bottom end of the bottom supporting rod 33 is connected to the top of the moving chassis 1, and the magnetic member 4 is disposed between the top supporting rod 31 and the bottom supporting rod 33. When the dummy is collided, the top support rod 31 and the bottom support rod 33 are separated and disassembled, so that the dummy connecting seat 2 is separated from the moving chassis 1, and the impact energy of the vehicle is released.

Preferably, in order to further reduce the collision impact, realize that the support frame separates more thoroughly, at top bracing piece 31 with still be provided with middle part bracing piece 32 between bottom bracing piece 33, middle part bracing piece 32 includes the multistage that the looks order links up, and further, middle part bracing piece 32 also includes separable multistage simultaneously, the multistage through magnetism is inhaled between the middle part bracing piece 32 and is connected 4.

Through the concatenation of magnetism between the middle part bracing piece 32 to combine magnetism to inhale 4 magnetism to the connection of inhaling of multistage bracing piece 3, can make collision energy release more fully, reduce to minimumly with the impact degree of colliding both sides.

The lengths of the top support rod 31, the middle support rod 32 and the bottom support rod 33 can be set in a differentiated manner according to the overall height of the dummy on the mobile chassis 1, preferably, the length of the top support rod 31 is greater than the lengths of the middle support rod 32 and the bottom support rod 33, meanwhile, the middle support rod 32 can be set in different lengths, the number of the used parts is determined, and adjustment according to the actual height of an adult dummy or a child dummy is facilitated.

With reference to fig. 2-4, the supporting rod 3 in this embodiment includes a hollow tube with two open ends, the magnetic attraction piece 4 is inserted into the two ends of the hollow tube, the hollow tube is made of acrylic material, and has light transmission, weather resistance and flexibility, so that the magnetic attraction piece 4 can be conveniently connected and installed at the two ends of the hollow tube, and meanwhile, the multi-section standby supporting rod 3 can be conveniently manufactured.

The magnetic attraction piece 4 is a strong magnet, so that the stability of the dummy in the moving process is guaranteed, the magnetic attraction assembly is performed on the attraction section plane through back-to-back modes between the adjacent magnetic attraction pieces 4, and the assembly efficiency is effectively improved.

Further, the powerful magnet includes a base 41 and a plug 42, and the plug 42 is inserted into the opening of the hollow tube in an interference fit manner, so that the base 41 is exposed out of the support rod 3 to form the suction connection assembly. The exposed surface of the base 41 is a plane structure, and the adjacent magnetic suction pieces 4 are attracted back to back through the suction plane of the base 41. Through this kind of mode of setting up, can improve the convenience of assembling the process, when guaranteeing to have great section area reinforcing steadiness of inhaling, improve and assemble connection efficiency.

Meanwhile, in order to replace the standby support rods 3 conveniently, the diameters of the hollow tubes of different support rods 3 are the same, and the sizes of the plug-in connector 42 and the base 41 of the magnetic attraction piece 4 are the same, that is, the powerful magnets at the joints of different support rods 3 are of the same type, and the differences only relate to the lengths of the support rods 3. The standby support rod 3 is prepared conveniently through the relatively standard uniform size, and the mutual replacement in the connection process is facilitated.

In order to ensure the stability of the magnetic part 4 connected with the hollow tube and prevent the magnetic part 4 from separating from the support rod 3 during collision, the plug 42 is fixed at the nozzle of the hollow tube by screws. Specifically, a screw is disposed between the plug 42 and the hollow tube, and the screw passes through the wall of the hollow tube and is screwed into the screw hole of the plug 42.

Based on the fixation of the screw, in order to ensure the stability of the connection strength, two screws are arranged between the magnetic part 4 and the hollow tube, the screw holes comprise two screw holes arranged on the side wall of the plug 42, and when the plug 42 is arranged on the hollow tube in an interference fit manner, the screws penetrate through the tube wall of the hollow tube and are screwed in the screw holes.

Specifically, two screw settings are in bayonet joint 42's same diametric (al) direction, can exert locking force in bayonet joint 42's same diametric (al) direction through the cooperation of screw and screw, guarantee the fixed effect of locking.

In another embodiment, the top end of the top support rod 31 is inserted into the dummy connection socket 2, the bottom of the dummy connection socket 2 is provided with a mounting hole 21 for connecting the top support rod 31, and the top support rod 31 is in interference fit with the mounting hole 21. The interference fit of the top support rod 31 and the dummy connecting seat 2 facilitates the insertion and extraction of the top support rod 31 on the dummy connecting seat 2, and facilitates the replacement of the damaged top support rod 31.

The movable chassis 1 is provided with a magnet mounting seat 11 for the magnetic attraction of the magnetic attraction piece 4, the magnet mounting seat 11 is provided with a magnet mounting hole 12, and the magnetic attraction piece 4 is connected to the magnet mounting seat 11. The magnet mounting seat 11 is fixed on the movable chassis 1 through screws, and when the magnet mounting seat is mounted, the plug-in connector 42 of the magnetic attraction piece 4 is inserted into the magnet mounting hole 12 downwards, so that the top plane of the base table 41 is exposed, and the magnet mounting seat can be conveniently spliced with the magnetic attraction piece 4 at the bottom end of the bottom support rod 33.

One side surface of the base 41 is attached to the magnet mounting base 11, and the other side surface is exposed and spliced with the magnetic attraction piece 4 at the end part of the other support rod 3. The removal chassis 1 can satisfy the removal requirement of dummy in the experiment, has good fixed stay effect to bottom sprag pole 33, and during the experiment, in case the collision takes place, the magnetic attraction between removal chassis 1 and the bottom sprag pole 33 is connected the department and can be broken off, effective protection test vehicle and dummy structure.

With reference to fig. 5, the present invention also provides a dummy for testing including the above dummy supporting device for collision test, which is convenient for assembling the dummy for testing. The dummy connecting seat 2 comprises an upper trunk mounting seat 22 and a lower limb mounting hole 23, the upper trunk of the test dummy is mounted on the upper trunk mounting seat 22, and the lower limb of the test dummy is mounted in the lower limb mounting hole 23.

Through the utility model provides a dummy strutting arrangement carries out bump test or target object identification when experimental, after bumping, each magnetism is inhaled junction and is in time broken off, can not make the test vehicle receive the damage because bracing piece 3's strong striking.

It should be pointed out, the condition that 3 damages of bracing piece take place for the inevitable in the experimentation, the bracing piece 3 of the device is connected the back with magnetism piece 4 again, can regard as reserve bracing piece 3 to replace at any time, and the easy and simple operation of replacement concatenation, very easily the operation of getting on hand, has avoided hindering experimental progress because of equipment damage, has promoted work efficiency, guarantees experimental normal clear.

It should be noted that the features of the embodiments in the present application may be combined with each other without conflict.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a dummy strutting arrangement for bump test, its characterized in that, including removing chassis and dummy connecting seat, remove the chassis with be provided with the support frame between the dummy connecting seat, the support frame includes separable multistage bracing piece, multistage through magnetism piece concatenation equipment of inhaling between the bracing piece.

2. The dummy support apparatus for collision test according to claim 1, wherein the support rods comprise a top support rod and a bottom support rod, the top end of the top support rod is connected to the dummy connecting seat, the bottom end of the bottom support rod is connected to the movable chassis, and the magnetic attraction member is disposed between the top support rod and the bottom support rod.

3. The dummy support device for crash test as claimed in claim 2, wherein a middle support rod is further disposed between the top support rod and the bottom support rod, the middle support rod comprises multiple segments connected in sequence, and the multiple segments are connected to each other via the magnetic member.

4. The dummy support device for the crash test as set forth in claim 2, wherein the support rod comprises a hollow tube with openings at both ends thereof, the magnetic attraction member is inserted into both ends of the hollow tube, and the magnetic attraction member is adjacent to the magnetic attraction member and faces away from the magnetic attraction member.

5. The dummy support device for collision test according to claim 4, wherein the magnetic attraction member includes a strong magnet, the strong magnet includes a base and a plug, the plug is inserted into the mouth of the hollow tube in an interference fit manner, and the magnetic attraction members are adjacent to each other and are attracted back to each other through the base.

6. The dummy support device for collision test according to claim 5, wherein a screw is provided between the plug and the hollow tube, and the screw passes through a wall of the hollow tube and is screwed in a screw hole of the plug.

7. The dummy support device for collision test according to claim 6, wherein the screw holes include two screw holes provided on a side wall of the socket, and the two screw holes are located in the same diameter direction of the socket.

8. The dummy support device for collision test according to claim 2, wherein the top end of the top support rod is inserted into the dummy connection seat, a mounting hole for connecting the top support rod is provided at the bottom of the dummy connection seat, and the top support rod is in interference fit with the mounting hole.

9. The dummy support device for collision test according to claim 2, wherein the movable chassis is provided with a magnet mounting seat for the magnetic attraction member to be mounted thereon, the magnet mounting seat is provided with a magnet mounting hole, and the magnetic attraction member is connected to the magnet mounting seat.

10. A test dummy comprising the dummy support apparatus for collision test of any one of claims 1 to 9, wherein the dummy attachment seat includes an upper torso attachment seat on which an upper torso of the test dummy is attached and a lower limb attachment hole in which a lower limb of the test dummy is attached.

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