CN221418162U - Anti-collision buffer device and vehicle-mounted equipment - Google Patents

Abstract

The application discloses an anti-collision buffer device and vehicle-mounted equipment, which belong to the technical field of vehicle networking equipment, and comprise: the bracket is used for installing the host on the vehicle body; the buffer frame is detachably arranged between the bracket and the host and is made of metal materials; the buffer frame is provided with an energy absorption cavity for absorbing energy generated by deformation of the support in the collision process; protection to the host computer is realized through the buffer frame that sets up between host computer and support, is provided with the energy-absorbing cavity on the buffer frame, and when bumping, the energy-absorbing cavity can absorb partial striking energy to realize the protection to the host computer, and can realize having better crumple energy-absorbing, high and the light in weight with low costs effect of high-speed collision security.

Description

Anti-collision buffer device and vehicle-mounted equipment

Technical Field

The application relates to the technical field of Internet of vehicles equipment, in particular to an anti-collision buffer device and vehicle-mounted equipment.

Background

The internet of vehicles mainly refers to that vehicle-mounted equipment on vehicles effectively utilizes all vehicle dynamic information in an information network platform through a wireless communication technology, and provides different functional services in the running process of the vehicles.

After traditional car networking host computer installation, general simple fixed mounting is on the car, and at the car removal in-process, along with the marcing of vehicle and stop, the junction of host computer can produce certain degree vibration, and stable effect is relatively poor, does not have specific protector to protect it, easily makes it receive great striking to influence its work efficiency, and reduce its life.

At present, some car networking hosts generally adopt a metal shell or add a metal anti-collision member such as an anti-collision beam to hard and resist damage caused by impact, but the metal shell or the additionally added metal anti-collision member can increase structural weight and cost, and the metal shell is easy to plastically deform to cause extrusion of internal components or rigid plastic deformation to easily cause energy to be transmitted to the internal components of the host, so that the functions of the internal components are disabled; still others have been made by adding a plastic bumper, but with poor impact characteristics and low safety. Therefore, the anti-collision buffer structure in the above modes has limited anti-collision capability, poor crumple energy absorption effect, high cost or low safety performance, can only play a role in protecting a host of the internet of vehicles when being knocked at a low speed, and cannot meet the preset anti-collision buffer effect.

Disclosure of utility model

The application provides an anti-collision buffer device and vehicle-mounted equipment, which can realize the effects of better crumple energy absorption, high-speed collision safety, light weight and low cost.

According to some embodiments, the present application provides an impact buffering device, comprising: the bracket is used for installing the host on the vehicle body; the buffer frame is detachably arranged between the bracket and the host and is made of metal materials; the buffer frame is provided with an energy absorption cavity for absorbing energy generated by deformation of the support in the collision process.

Optionally, the energy-absorbing cavities are arranged in a plurality, and the plurality of energy-absorbing cavities are symmetrically distributed on the buffer frame.

Optionally, the middle part position of buffer frame is defined as crashproof roof beam, crashproof roof beam's width W sets up to first size, just energy-absorbing cavity symmetric distribution is in crashproof roof beam width direction's both sides, and be located same side energy-absorbing cavity interval arrangement.

Optionally, the shape of the energy absorbing cavity includes, but is not limited to, one or both of rectangular and triangular.

Optionally, the buffer frame is provided with a reinforcing structure around the energy absorption cavity at one side facing the host.

Optionally, the reinforcing structural member is a circle of bending flanging protruding from the periphery of the energy absorption cavity.

Optionally, a side flanging is arranged on the side edge of the buffer frame, and a buffer space is reserved between the side surface of the host machine and the side flanging.

Optionally, the support is provided with the reference column, be provided with on the buffer frame with the locating hole that the reference column matches, the buffer frame install in when on the support the reference column wears to locate in the locating hole.

Optionally, still be provided with the spliced pole on the buffer frame, be provided with on the host computer with the spliced pole matched's connecting hole, the host computer install in when on the buffer frame the spliced pole wears to locate in the connecting hole and fasten through the mounting.

In a second aspect, the application provides a vehicle-mounted device, which comprises the anti-collision buffer device and a host, wherein the host is mounted on a vehicle body through the anti-collision buffer device.

Embodiments of the present disclosure have at least the following advantages:

First, through setting up the buffer frame between host computer and support to be provided with the energy-absorbing cavity on the buffer frame, the impact force that the support warp produced when the vehicle bumps can be absorbed by the energy-absorbing cavity on the buffer frame, thereby protection host computer is not destroyed the structure by the impact force, and adopts the energy-absorbing cavity be provided with better crumple energy-absorbing effect, the security is high when high-speed collision.

The second buffer frame is defined as an anti-collision beam at the middle position with higher collision frequency, and the energy absorption cavities are symmetrically distributed at two sides of the width direction of the anti-collision beam, when collision occurs, the anti-collision beam absorbs energy and collapses, and at the same time, impact energy is not transmitted to the host machine, or is transmitted to the host machine with smaller energy, but the host machine is not damaged and the function is not lost, so that the protection of the host machine is further realized.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the conventional technology, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.

FIG. 1 is a schematic view of the front face of an impact buffering device according to an embodiment of the present application;

FIG. 2 is an exploded view of an impact buffering device in one embodiment of the present application;

FIG. 3 is a schematic view of the assembly of a buffer frame and a bracket in one embodiment of the application;

FIG. 4 is a schematic view of the structure of the rear face of the crash cushion in one embodiment of the application.

Reference numerals: 1. a bracket; 11. positioning columns; 2. a host; 21. a lower housing; 211. a connection hole; 22. a circuit board; 23. an upper cover; 3. a buffer frame; 31. an energy absorbing cavity; 32. an anti-collision beam; 33. positioning holes; 34. a connecting column; 35. side flanging; 4. bending and flanging.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the embodiments of the present application will be described in detail below with reference to the accompanying drawings. However, it will be understood by those of ordinary skill in the art that in various embodiments of the present application, numerous specific details are set forth in order to provide a thorough understanding of the present application. The claimed application may be practiced without these specific details and with various changes and modifications based on the following embodiments. The following embodiments are divided for convenience of description, and should not be construed as limiting the specific implementation of the present application, and the embodiments can be combined with each other and cited with each other without contradiction.

The following describes in detail an anti-collision buffer device provided in this embodiment with reference to fig. 1 to 3, including: support 1, host computer 2 and buffer frame 3, support 1 is the carrier of installing host computer 2 on the automobile body, and buffer frame 3 installs between support 1 and host computer 2 and adopts the metal material preparation, and buffer frame 3 is used for playing crashproof buffering's effect, wherein, is provided with energy-absorbing cavity 31 on the buffer frame 3.

By arranging the buffer frame 3 between the bracket 1 and the host 2, when a vehicle collides, the host 2 can be protected, and as the energy absorption cavity 31 is arranged on the buffer frame 3, collision energy which causes deformation of the bracket 1 can be absorbed in the collision process, and enough space is reserved for deformation after the energy absorption cavity 31 absorbs the energy, and the energy does not directly act on the host 2, so that the protection of the host 2 can be realized, the functional failure of internal components is avoided, and a better collapse energy absorption effect is realized by adopting the energy absorption cavity 31 to absorb the collision energy, so that the high-speed collision safety is high; and the buffer frame 3 is made of metal material such as alloy, so that the protection strength of the host machine 2 can be improved.

Referring to fig. 2 and 3, in the present embodiment, it should be noted that the plurality of energy absorbing cavities 31 are provided, and the plurality of energy absorbing cavities 31 are symmetrically distributed on the buffer frame 3, preferably, the energy absorbing cavities 31 are symmetrically distributed about the center of the buffer frame 3, and by symmetrically distributing the plurality of energy absorbing cavities 31, the impact energy generated by the deformation of the bracket 1 can be comprehensively and stably absorbed. It can be understood that in this embodiment, the size of the buffer frame 3 may be set according to the size of the host 2, and the size, number and position distribution of the energy absorbing cavities 31 may be set according to the stress intensity of the buffer frame 3 and the total size of the buffer frame 3, so that the impact force may be absorbed more comprehensively by respectively arranging the energy absorbing cavities 31 with different sizes on the buffer frame 3 according to the stress intensity, so that the host 2 is buffered, and protection of the host 2 is achieved.

Referring to fig. 3, in particular, the distribution of the energy-absorbing cavities 31 may be arranged according to the position of the host 2 where the collision frequency is high during the test and in combination with different collision intensities, the energy-absorbing cavities 31 with larger sizes are symmetrically arranged on two sides of the position of the buffer frame 3 near the center, and two energy-absorbing cavities 31 with smaller sizes are symmetrically arranged on two sides of the two symmetrically distributed energy-absorbing cavities 31 with larger sizes, so that the impact force is absorbed more comprehensively through the space of the energy-absorbing cavities 31, and protection is achieved for the host 2.

In this embodiment, it should be further noted that the shape of the energy absorbing cavity 31 includes one or both of a rectangle and a triangle. Here, the energy-absorbing cavity 31 is arranged in a triangle shape, the triangle space is smaller, the arrangement is more favorable for the buffer frame 3, and the triangle shape is arranged, so that the energy-absorbing cavity 31 is more stable and has higher strength.

Referring to fig. 3 and 4, in this embodiment, it should be further noted that the collision frequency of the middle position of the buffer frame 3 is high, so in this embodiment, the middle position of the buffer frame 3 is defined as an anti-collision beam 32, the energy absorbing cavities 31 are symmetrically distributed on two sides of the width direction of the anti-collision beam 32, and the energy absorbing cavities 31 on the same side are arranged at intervals, in other words, the position of the area on the buffer frame 3 connecting the two sides between the energy absorbing cavities 31 is the anti-collision beam 32. The anti-collision beam 32 plays a role in stably supporting and resisting impact force on the whole buffer frame 3, so that the width W of the anti-collision beam 32 is set to be a first size, and of course, the width of the anti-collision beam 32 is smaller than that of the buffer frame 3, in addition, the width of the anti-collision beam 32 can be adjusted according to simulation collision, so that when the support 1 is impacted, the impact energy is ensured not to be transmitted to the host 2 or less energy is transmitted to the host 2 while the anti-collision beam 32 is collapsed after absorbing the energy, but the host 2 is not damaged, so that the function of the host 2 is lost, and the host 2 is further protected.

With continued reference to fig. 2 and 3, in this embodiment, it should be further noted that the cushioning frame 3 is provided with a reinforcing structure around the energy absorbing cavity 31 on the side facing the main machine 2.

Specifically, the reinforcing structure is set to be a round of bending flanging 4 protruding around the energy-absorbing cavity 31, the strength of the energy-absorbing cavity 31 can be enhanced through the setting of the bending flanging 4, when the buffer frame 3 receives impact force, the energy-absorbing cavity 31 enclosed by the bending flanging 4 can bear stronger impact force, and further more impact force can be absorbed, so that further protection is realized on the host 2.

The structure and mounting of the reinforcing structure may be achieved in other structures and mounting manners than those described in the embodiments. The present application is not limited to the above-described embodiments, and all embodiments are within the scope of the present application.

Referring to fig. 1 and 2, in this embodiment, it should be further noted that, the side edge of the upper surface of the buffer frame 3 is further provided with a side edge 35 perpendicular to the bottom surface, when the host 2 is mounted on the buffer frame 3, a buffer space is left between the side surface of the host 2 and the side edge 35, and by setting the buffer space, the side edge 35 can absorb the side energy caused by the collision during the collision, so as to realize the side protection of the host 2.

Referring to fig. 1 to 3, in this embodiment, it should be further noted that the buffer frame 3 is detachably mounted on the bracket 1, and the host 2 is detachably mounted on the buffer frame 3.

Specifically, the positioning column 11 is arranged on the support 1, the positioning hole 33 matched with the positioning column 11 is arranged at the edge position of the buffer frame 3, when the buffer frame 3 is correspondingly arranged on the support 1, the positioning hole 33 on the buffer frame 3 and the positioning column 11 on the support 1 are vertically aligned, and then the buffer frame 3 can be downwards arranged to enable the positioning column 11 to be arranged in the positioning hole 33 in a penetrating mode, and therefore through the matching of the positioning column 11 and the positioning hole 33, the buffer frame 3 can be arranged according to a preset position. In order to ensure the stability of the buffer frame 3 installed on the support 1, the positioning column 11 can be made into a threaded column, and the stable assembly of the two can be realized by adopting a mode of threaded connection of a nut and the threaded column after the fixing.

The buffer frame 3 is further provided with a connecting column 34, the host machine 2 is provided with a connecting hole 211 matched with the connecting column 34, when the host machine 2 is correspondingly installed on the buffer frame 3, the connecting hole 211 on the host machine 2 and the connecting column 34 on the buffer frame 3 are vertically aligned, then the host machine 2 is downwards installed to enable the connecting column 34 to be arranged in the connecting hole 211 in a penetrating mode, and the host machine 2 and the buffer frame 3 are correspondingly assembled together through fixing pieces in a fastening mode, and accordingly the buffer frame 3 is correspondingly installed between the host machine 2 and the support 1. It will be appreciated that, at the time of installation, the bracket 1 is fixed to the vehicle body by means of screws or the like, then the buffer frame 3 is installed on the bracket 1, and then the host 2 is installed on the buffer frame 3, thereby achieving the fixation of the host 2 and the vehicle body, and the impact force generated by the deformation of the bracket 1 can be absorbed by the energy absorption cavity 31 of the buffer frame 3 when the vehicle collides, thereby protecting the host 2 from the impact force to damage the structure.

In an alternative embodiment, the fixing member includes a fastening nut, and an end of the connecting post 34 away from the buffer frame 3 is provided with an external thread, and the fastening nut is in threaded connection with the connecting post 34, so that the host 2 can be fastened on the upper surface of the buffer frame 3, and the fastening nut is in threaded connection with the connecting post 34, so that the dismounting is convenient and the fastening performance of the threaded connection is high. Optionally, the connecting column 34 not only can be used for realizing the rapid fixing of the buffer frame 3 and the host 2 as a connecting and fixing function, but also can be used as a positioning piece for processing, and when the buffer frame 3 and the host 2 are required to be assembled, the rapid positioning is realized through the connecting column 34, so that the buffer frame 3 and the host 2 can be rapidly connected.

Referring to fig. 1 and 2, in this embodiment, it should also be noted that the host 2 may be a car networking host, an intelligent cabin host, a domain controller host, and the like, and in this embodiment, only the car networking host is taken as an example for illustration, the host 2 includes a lower housing 21, a circuit board 22, and an upper cover 23, the lower housing 21 has a cavity, the circuit board 22 is fixedly mounted in the cavity, the upper cover 23 is covered at an opening of the lower housing 21, and detachable mounting is achieved through screws. Wherein the connection hole 211 is provided at an outer edge position of the lower case 21.

The application also provides vehicle-mounted equipment, which comprises the anti-collision buffer device and the host machine 2, wherein the host machine 2 is arranged on a vehicle body through the anti-collision buffer device.

The implementation principle of the embodiment is as follows: through setting up buffer frame 3 between host computer 2 and support 1, realize the protection to host computer 2, the higher middle part position definition of collision frequency takes place on buffer frame 3 is crashproof roof beam 32, through setting up crashproof roof beam 32's width size, when guaranteeing crashproof roof beam 32 and taking place to collapse after absorbing energy, impact energy is not transmitted to host computer 2, or less energy transfer is to host computer 2, thereby further realize the protection to host computer 2, the reliability, the security is high, simultaneously with energy-absorbing cavity 31 symmetric distribution in the both sides of this crashproof roof beam 32, when taking place the collision, energy-absorbing cavity 31 can absorb partial striking energy, thereby protect host computer 2 not destroyed the structure by the impact force.

It is to be understood that the above-described embodiments of the present application are merely illustrative of or explanation of the principles of the present application and are in no way limiting of the application. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application should be included in the scope of the present application. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims (8)

1. An anti-collision buffer device, comprising:

the bracket (1) is used for installing the host (2) on a vehicle body;

The buffer frame (3) is detachably arranged between the bracket (1) and the host machine (2) and is made of metal materials; wherein,

The buffer frame (3) is provided with an energy absorption cavity (31) for absorbing energy generated by deformation of the support (1) in the collision process;

The energy absorption cavities (31) are arranged in a plurality, and the plurality of energy absorption cavities (31) are symmetrically distributed on the buffer frame (3);

the middle position of the buffer frame (3) is defined as an anti-collision beam (32), the width W of the anti-collision beam (32) is set to be a first size, the energy absorption cavities (31) are symmetrically distributed on two sides of the anti-collision beam (32) in the width direction, and the energy absorption cavities (31) located on the same side are arranged at intervals.

2. The crash cushion apparatus as claimed in claim 1 wherein the energy absorbing cavity (31) comprises one or both of a rectangular shape and a triangular shape.

3. The crash cushion apparatus according to claim 1, wherein the cushion frame (3) is provided with reinforcing structures around the energy absorbing cavity (31) on a side facing the main machine (2).

4. A crash cushion as claimed in claim 3, wherein the reinforcing structure is provided as a ring of bent flanges (4) protruding around the energy absorbing cavity (31).

5. The anti-collision buffer device according to claim 1, wherein the side edge of the buffer frame (3) is provided with a side flanging (35), and a buffer space is reserved between the side surface of the host machine (2) and the side flanging (35).

6. The anti-collision buffer device according to claim 1, wherein a positioning column (11) is arranged on the support (1), a positioning hole (33) matched with the positioning column (11) is arranged on the buffer frame (3), and the positioning column (11) penetrates through the positioning hole (33) when the buffer frame (3) is installed on the support (1).

7. The anti-collision buffer device according to claim 6, wherein the buffer frame (3) is further provided with a connecting column (34), the host (2) is provided with a connecting hole (211) matched with the connecting column (34), and the connecting column (34) is penetrated in the connecting hole (211) and fastened by a fixing piece when the host (2) is mounted on the buffer frame (3).

8. Vehicle-mounted device, characterized by comprising a crash cushion as claimed in any one of claims 1-7 and a host (2), wherein the host (2) is mounted on a vehicle body via the crash cushion.