CN213632632U

CN213632632U - Durability test device for automatically opening trunk by automobile induction key

Info

Publication number: CN213632632U
Application number: CN202022758349.5U
Authority: CN
Inventors: 何青原
Original assignee: Chongqing Changan Automobile Co Ltd
Current assignee: Chongqing Changan Automobile Co Ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-06
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a durability test device for automatically opening a trunk by an automobile induction key, which comprises a rotary upright post assembly, an induction simulation bracket and a semicircular track; the rotary upright post assembly comprises a rotary upright post base, a rotary air cylinder fixing clamp, a threaded flange plate and a rotary upright post; the bottom of the rotary upright column base is provided with a horseback roller; the rotary cylinder is fixedly connected on the rotary upright column base by the rotary cylinder fixing clamp; a central flange rotating shaft of the rotary cylinder is connected with a threaded flange plate; the lower end of the rotating upright post is connected with the threaded flange plate in a matched manner through threads; the induction simulation support comprises a rotary cantilever, a linear actuator and a key storage box, and one end of the rotary cantilever is connected with the rotary upright post; the other end at rotatory cantilever is installed to linear actuator, and the key is put the thing box and is fixed on linear actuator. The utility model discloses a response region covers, satisfies the suitcase short-range response simultaneously and opens the requirement of triggering and long distance response reactivation.

Description

Durability test device for automatically opening trunk by automobile induction key

Technical Field

The utility model belongs to the technical field of the endurance test of automobile body closure spare, concretely relates to automatic endurance test device who opens suitcase of car response key.

Background

Along with the continuous development of automobile intellectualization and software capability, the automobile body closing part system of the automobile also begins to widely apply intelligent sensing operation technology, and develops various convenience functions capable of improving the comfort of customers, such as a trunk opening function capable of being automatically opened through a sensing key, and the function can realize automatic opening operation of the trunk without manual contact or human body sensing, so that the operation convenience under the conditions of holding objects by both hands of an automobile owner and the like is effectively improved.

The induction key is used for automatically opening the luggage box, and the induction key is mainly used for triggering an intelligent key, a PEPS controller, a BCM controller, a luggage box lock and other main part modules, the working principle is that when a luggage box cover is in a closed state, a vehicle owner carries a legal intelligent key, stands in a specified short-distance induction area at the tail of the vehicle and stays for several seconds, the PEPS controller transmits a signal to awaken the intelligent key on the vehicle owner through a low-frequency antenna after being activated, the intelligent key returns identity authentication data and judges that relevant conditions are all met through the PEPS controller, the signal is transmitted to the BCM through a CAN bus, the luggage box lock is powered by the BCM to realize unlocking and opening, and the whole vehicle CAN continuously flicker through a steering lamp or beep to remind the vehicle owner that the luggage box will be automatically opened during triggering. After the luggage case induction is successfully opened, the intelligent key needs to be withdrawn to a position several meters away from the tail of the automobile, and then the induction opening function can be activated again.

The induction key automatically-opened trunk has the potential failure problems of insensitive induction, false induction triggering, unexecuted unlocking mechanism and the like in the long-term use process, so the durability and reliability test of the induction key automatically-opened trunk needs to be carried out, but the traditional manual opening mode and the test method of the induction opening mode are greatly different, the test of the induction opening mode not only needs to realize the coverage test of the whole induction area, but also needs to realize the reactivation of the induction function, so the traditional trunk opening durability test device cannot be applied to the development of the durability and reliability test of the induction key automatically-opened trunk, and the current durability test device applied to the induction key automatically-opened trunk is lacked.

Therefore, there is a need for a new endurance test apparatus for automatically opening a trunk by using a vehicle sensing key.

Disclosure of Invention

The utility model aims at providing an automatic endurance test device who opens suitcase of car response key can realize responding to regional cover, satisfies the suitcase short-range response simultaneously and opens the requirement of triggering and long distance response reactivation requirement.

The utility model relates to a durability test device for automatically opening a trunk by an automobile induction key, which comprises a rotary upright post assembly, an induction simulation bracket and a semicircular track;

the rotary upright post assembly comprises a rotary upright post base, a rotary air cylinder fixing clamp, a threaded flange plate and a rotary upright post; the bottom of the rotary upright post base is provided with a Froude roller, and the rotary upright post base can roll, move and be fixed along the central line of the track of the semicircular track through the Froude roller; the rotary cylinder fixing clamp is used for connecting and fixing the rotary cylinder on the upper surface of the rotary upright column base through a bolt; a central flange rotating shaft of the rotary cylinder is connected with a threaded flange plate through a bolt; the lower end of the rotating upright post is connected with the threaded flange plate in a matched manner through threads;

the induction simulation support comprises a rotary cantilever, a linear actuator and a key storage box, and one end of the rotary cantilever is connected with the rotary upright post; the other end at rotatory cantilever is installed to the linear actuator, the key is put the thing box and is fixed on the piston rod of linear actuator.

Further, the radius of the arc of the central line of the semicircular track is 1/2 times of the minimum distance for the reactivation of the luggage induction function, and the central angle of the arc is 180 degrees.

Furthermore, one end of the rotating cantilever is provided with a hoop structure, and the rotating cantilever is connected with the rotating upright post through the hoop structure; the other end of the rotating cantilever is provided with an L-shaped structure, a mounting hole is formed in a vertical plate of the L-shaped structure, and the linear actuator is fixedly connected to the rotating cantilever through a nut for the mounting hole.

Further, the extension length of a piston rod of the linear actuator is the maximum distance for the induction opening of the trunk.

Furthermore, four horseshoe rollers are symmetrically arranged at the bottom of the base of the rotating upright post through studs.

The utility model has the advantages of it is following: through the semi-circular track and the vertical regulation support of simulation response zone boundary to and the rotatory running gear and the straight line running gear that simulation response triggered and reactivate, realized covering the suitcase response zone in multiple angle and the high reliability test requirement, realized that continuous super long distance response reactivates and the durability test requirement of short distance response trigger path, thereby effectively develop the response key and open suitcase durability & reliability test automatically.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic structural diagram of a semicircular track in the present embodiment;

FIG. 3 is a schematic structural diagram of the rotating column assembly of the present embodiment;

FIG. 4 is a schematic structural diagram of an induction simulation cradle according to the present embodiment;

FIG. 5 is a state diagram of the present embodiment;

in the figure: 1-semicircular track, 2-rotary upright post assembly, 21-rotary upright post base, 22-rotary air cylinder, 23-rotary air cylinder fixing clamp, 24-threaded flange plate, 25-rotary upright post, 3-induction simulation support, 31-rotary cantilever, 32-linear actuator and 33-key storage box.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 and 2, the endurance test apparatus for automatically opening a trunk by using an automobile sensing key comprises a rotating column assembly 2, a sensing simulation bracket 3 and a semicircular track 1.

As shown in fig. 1, the semicircular track 1 is fixed on a horizontal ground at the tail of the test vehicle, the position of the semicircular track 1 is required to be that the distance between the left end and the right end of the semicircular track 1 is equal to the distance between the left side and the right side of the tail of the test vehicle, and the center of the center line of the semicircular track 1 coincides with the projection point of the center of the minimum trunk induction function reactivation induction area defined by the test vehicle on the horizontal ground.

As shown in fig. 1, the rotating column assembly 2 can move along the central line of the track in the semicircular track 1 and is fixed at the position of the simulated sensing angle required by the test. As shown in fig. 3, the rotating column assembly 2 includes a rotating column base 21, a rotating cylinder 22, a rotating cylinder fixing clamp 23, a threaded flange 24 and a rotating column 25; rotatory stand assembly 2 is connected fixedly through rotatory stand 25 and response simulation support 3, and response simulation support 3 can be with rotatory stand 25 synchronous revolution, realizes experimental vehicle's suitcase response function reactivation. The induction simulation support 3 comprises a rotary cantilever 31, a linear actuator 32 and a key storage box 33, and an intelligent key is placed in the key storage box 33, so that the intelligent key can move along with a piston rod of the linear actuator 32, and the trunk of the test vehicle is opened in an induction mode.

In this embodiment, the radius of the arc of the central line of the semicircular track 1 is defined as 1/2 times of the minimum distance for the reactivation of the induction function of the luggage case, the angle of the center of the arc is defined as 180 °, and the width of the track groove is defined as the distance between the installation points of the horseroller at the bottom of the rotating upright base 21.

As shown in fig. 2, in this embodiment, four horseshoe rollers are symmetrically installed at the bottom of the rotating column base 21 through studs, so that not only can the rotating column base 21 roll along the central line of the semicircular track, but also the rotating column base 21 can be fixed at any horizontal sensing angle position. The Frouhorse roller is a prior art product and is not described here.

As shown in fig. 3, in the present embodiment, the rotary cylinder 22 is connected to a rotary cylinder fixing clamp 23 through a bolt, and the rotary cylinder fixing clamp 23 is connected to the rotary column base 21 through a bolt, so that the rotary cylinder 22 moves and is fixed in the semicircular track 1 along with the rotary column base 21. The central flange rotating shaft of the rotating cylinder 22 is connected with the threaded flange 24 through a bolt, and the lower end of the rotating upright 25 is connected and fixed with the threaded flange 24, wherein the lower end of the upright of the rotating upright 25 is provided with a threaded head, and the threaded head is connected and fastened with the central threaded hole of the threaded flange 24 through threads. The rotary cylinder 22 and the rotary upright post 25 move and are fixed in the semicircular track 1 along with the rotary upright post base 21, and the rotary cylinder 22 can drive the rotary upright post 25 to rotate together through the threaded flange plate 24.

In the present embodiment, as shown in fig. 4, a clamp structure is disposed at one end of the rotating cantilever 31, the rotating cantilever 31 is clamped into the rotating column 25 along the central axis of the rotating column 25 by the clamp structure, and the rotating cantilever 31 is tightly connected with the rotating column 25 by tightening the bolt on the clamp connection lug. If the height of the rotary cantilever 31 needs to be adjusted, the bolt on the clamp connection lug can be loosened, so that the rotary cantilever 31 vertically slides to a required height along the central axis of the rotary upright post 25, and then the bolt on the clamp connection lug is screwed again to fix the rotary cantilever 31.

In the present embodiment, as shown in fig. 4, the other end of the rotating cantilever 31 is provided with an L-shaped structure, a mounting hole for mounting the linear actuator 32 is opened on a vertical plate of the L-shaped structure, and the rotating cantilever 31 and the linear actuator 32 are connected and fixed by a nut through the mounting hole. The end of the piston rod of the linear actuator 32 is fixedly connected with the key storage box 33 through a nut, and an intelligent key for vehicle authentication test is placed in the key storage box 33. Finally, the intelligent key in the key storage box 33 can move together with the piston rod of the linear actuator 32 to enter the luggage induction area, so that the luggage induction opening is triggered; meanwhile, the smart key in the key storage box 33 can enter the luggage sensing reactivation area along with the rotation of the rotating upright post 25 by rotating the cantilever 31, so that the luggage sensing start function is reactivated.

In this embodiment, the track radius of the semicircular track 1 and the length of the rotary cantilever 31 are designed to be 1/2 times of the minimum distance for the trunk sensing function reactivation of the test vehicle, and the length of the piston rod of the linear actuator 32 is selected according to the maximum trunk sensing opening distance.

Before the test starts, the rotating upright post assembly 2 moves along the central line of the track in the semicircular track 1 and is fixed at the angular position required by the test, and then the induction module bracket 3 vertically slides along the central axis of the rotating upright post 25 to the height position required by the test through the rotating cantilever 31. In the test, the rotary cylinder 22 starts to rotate from the initial position in the trunk induction reactivation area, the rotary upright post 25, the rotary cantilever 31, the linear actuator 32 and the key storage box 33 rotate simultaneously, the rotary cylinder 22 reaches the cylinder limit position after rotating for 180 degrees and stops rotating, the key storage box 33 is located at the trunk induction opening boundary, then the piston rod of the linear actuator 32 extends out to push the key storage box 33 to enter the trunk induction area, and the test vehicle automatically opens the trunk after passing through the intelligent key in the induction authentication key storage box 33. After the trunk is opened, the piston rod of the linear actuator 32 drives the key storage box 33 to retract, meanwhile, the rotary cylinder 22 returns to the initial position in the trunk induction reactivation area again after returning to and rotating for 180 degrees, the trunk induction opening function is reactivated again, and finally, the trunk is closed through the traditional test device to complete one test cycle after closing.

During the test, the rotary cylinder 22 and the linear actuator 32 are both connected with the controller, and the controller is arranged to receive the trunk opening feedback signal and control the action and pause of the rotary cylinder 22 and the linear actuator 32 through the feedback signal. The controller is a prior art product and is not described here.

The embodiment just described above is used for explaining the technical scheme of the utility model, and is not therefore the restriction the patent scope of the utility model discloses a do not deviate from the purpose and the within range of the utility model, it is right all that technical scheme of the utility model carries out equivalent structure transform or direct/indirect application in other relevant technical fields, it all should be contained in the patent protection scope of the utility model.

Claims

1. The utility model provides an automatic endurance test device who opens suitcase of car response key which characterized in that: comprises a rotary upright post assembly (2), an induction simulation bracket (3) and a semicircular track (1);

the rotary upright post assembly (2) comprises a rotary upright post base (21), a rotary cylinder (22), a rotary cylinder fixing clamp (23), a threaded flange plate (24) and a rotary upright post (25); the bottom of the rotary upright post base (21) is provided with a Froude roller, and the rotary upright post base (21) can roll, move and be fixed along the central line of the track of the semicircular track (1) through the Froude roller; the rotary cylinder fixing clamp (23) is used for connecting and fixing the rotary cylinder (22) on the upper surface of the rotary upright column base (21) through a bolt; a central flange rotating shaft of the rotary cylinder (22) is connected with a threaded flange plate (24) through a bolt; the lower end of the rotating upright post (25) is connected with the threaded flange plate (24) in a threaded fit manner;

the induction simulation support (3) comprises a rotary cantilever (31), a linear actuator (32) and a key storage box (33), and one end of the rotary cantilever (31) is connected with the rotary upright post (25); the other end at rotatory cantilever (31) is installed in linear actuator (32), thing box (33) are fixed on linear actuator's (32) piston rod to the key.

2. The endurance test apparatus for automatically opening a trunk by using an automobile sensor key according to claim 1, wherein: the radius of the arc of the central line of the semicircular track (1) is 1/2 times of the minimum distance for the reactivation of the luggage induction function, and the central angle of the arc is 180 degrees.

3. The endurance test apparatus for automatically opening a trunk by using an automobile sensor key according to claim 1 or 2, wherein: one end of the rotary cantilever (31) is provided with a hoop structure, and the rotary cantilever (31) is connected with the rotary upright post (25) through the hoop structure; the other end of the rotating cantilever (31) is provided with an L-shaped structure, a vertical plate of the L-shaped structure is provided with a mounting hole, and the linear actuator (32) is fixedly connected to the rotating cantilever (31) through the mounting hole by a nut.

4. The endurance test apparatus for automatically opening a trunk by using an automobile sensor key according to claim 3, wherein: the extension length of a piston rod of the linear actuator (32) is the maximum distance for the induction opening of the trunk.

5. The endurance test apparatus for automatically opening a trunk by using an automobile sensor key according to claim 1, 2 or 4, wherein: the bottom of the rotary upright column base (21) is symmetrically provided with four Froude rollers through studs.