CN114394060A - Automobile body protection mechanism and automobile - Google Patents

Automobile body protection mechanism and automobile Download PDF

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Publication number
CN114394060A
CN114394060A CN202210078113.8A CN202210078113A CN114394060A CN 114394060 A CN114394060 A CN 114394060A CN 202210078113 A CN202210078113 A CN 202210078113A CN 114394060 A CN114394060 A CN 114394060A
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China
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stress
rod
force
damping
plate
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CN202210078113.8A
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CN114394060B (en
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马冲冲
张�杰
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Dongfeng Motor Corp
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Dongfeng Motor Corp
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

A vehicle body protection mechanism and a vehicle relate to the field of vehicle protection. The vehicle body protection mechanism comprises an arc-shaped external contact stress plate, a stress carrying base, a plurality of stress protection mechanisms and a distance adjusting mechanism; the stress protection mechanism comprises a first force dividing mechanism and a second force dividing mechanism, the first force dividing mechanism comprises two side positioning plates, a bidirectional force unloading base, two first push rods hinged with two ends of the bidirectional force unloading base, two first damping rods and two second push rods, the two first damping rods are respectively connected with the two side positioning plates and the two first push rods, and the two second push rods are respectively hinged with the two first push rods; the second force dividing mechanism comprises a stressed bidirectional push plate and a second damping rod, two ends of the stressed bidirectional push plate are respectively hinged with the two second push rods, and two ends of the second damping rod are respectively connected with the stressed bidirectional push plate and the external contact stress plate. The application provides a body protection machanism and car can cushion the equidirectional atress not, and can adjust the protection distance as required and satisfy the user demand.

Description

Automobile body protection mechanism and automobile
Technical Field
The application relates to the field of automobile protection, in particular to an automobile body protection mechanism and an automobile.
Background
Along with the popularization of vehicles and the fact that more and more vehicles enter thousands of households, the retention rate of the vehicles in China is gradually improved, the occurrence rate of traffic accidents is also gradually improved, and the protection mechanism of the automobile is more emphasized by the public, because the better automobile body protection mechanism can better protect the automobile body and passengers inside the automobile body in the traffic accidents.
The existing protection mechanism of the automobile body has the following problems: in the using process, the stress in a plurality of directions is inconvenient to buffer and offset, so that the using performance is limited; the inconvenience of adjusting the distance of protection results in being unsuitable for a variety of different vehicle bodies.
Therefore, a vehicle body protection device capable of buffering stress in different directions and adjusting protection distance is needed to meet the use requirement.
Disclosure of Invention
An object of this application is to provide a car body protection machanism and car, it can cushion the equidirectional atress not, and can adjust the protection distance as required and satisfy the user demand.
The embodiment of the application is realized as follows:
the embodiment of the application provides a vehicle body protection mechanism which comprises an arc-shaped external contact stress plate, a stress carrying base, a plurality of stress protection mechanisms and a distance adjusting mechanism, wherein the stress protection mechanisms are circumferentially arranged along the external contact stress plate at intervals; the stress protection mechanism comprises a first force dividing mechanism and a second force dividing mechanism which are connected with each other, the first force dividing mechanism comprises two side positioning plates connected with the stress carrying base, a two-way force unloading base arranged between the two side positioning plates, two first push rods respectively hinged with two ends of the two-way force unloading base, two first damping rods and two second push rods, one ends of the two first damping rods are respectively connected with the two side positioning plates, the other ends of the two first damping rods are respectively hinged with the two first push rods, and one ends of the two second push rods are respectively hinged with one ends of the two first push rods far away from the two-way force unloading base; the second force dividing mechanism comprises a stressed bidirectional push plate and a second damping rod, two ends of the stressed bidirectional push plate are respectively connected with the other ends of the two second push rods, and two ends of the second damping rod are respectively connected with the middle part of the stressed bidirectional push plate and the external contact stress plate.
In some optional embodiments, the distance adjusting mechanism includes a fitting positioning frame, a motor connected to the fitting positioning frame, a driving bevel gear sleeved on an output shaft of the motor, a transmission shaft rotatably connected to the fitting positioning frame, a driven bevel gear sleeved on the transmission shaft, a screw rod coaxially connected to the transmission shaft, a guide sleeve sleeved on the screw rod, and at least one fitting adjusting push rod, the driving bevel gear is engaged with the driven bevel gear, one end of the guide sleeve is connected to the fitting positioning frame, the guide sleeve is provided with at least one guide groove extending along an axial direction thereof, one end of the fitting adjusting push rod is slidably clamped in one guide groove and is in threaded fit connection with the screw rod, and the other end of the fitting adjusting push rod is connected to the forced fitting base.
In some optional embodiments, a central stressed buffering mechanism is connected between the distance adjusting mechanism and the stressed carrying base, the central stressed buffering mechanism includes a central plate, side fixing plates respectively connected to two ends of the central plate, a sliding rod with two ends respectively connected to the two side fixing plates, two sliding extrusion blocks respectively slidably sleeved on the sliding rod, a central stressed push rod and two third push rods, one end of the central stressed push rod and the central plate are respectively connected to the distance adjusting mechanism and the stressed carrying base, the other end of the central stressed push rod is respectively hinged to the two third push rods, one end of each of the two third push rods, which is far away from the central stressed push rod, is respectively hinged to the two sliding extrusion blocks, and two ends of the sliding rod are respectively sleeved with a buffering spring which presses against the two side fixing plates.
In some alternative embodiments, both ends of each buffer spring are respectively connected with the corresponding side fixing plate and the sliding compression block.
In some optional embodiments, the lateral wall of the stress carrying base is provided with a plurality of lateral positioning grooves, auxiliary positioning plates are fixedly arranged in the lateral positioning grooves, and the lateral positioning plate and the bidirectional force unloading base of each stress protection mechanism are respectively fixed to one auxiliary positioning plate.
In some optional embodiments, the rod body of the second damping rod is connected with an auxiliary buffer carrying block, two sides of the rod body of the second damping rod are also respectively connected with an auxiliary force unloading rod, and one end of each auxiliary force unloading rod, which is far away from the second damping rod, is connected with the auxiliary buffer carrying block through an auxiliary force unloading spring.
In some optional embodiments, each of the first damping rod and the second damping rod includes a damping rod cylinder, a damping rod body having one end slidably penetrating into the damping rod cylinder, and a damping spring disposed in the damping rod cylinder, and the two ends of the damping spring respectively press against the end portion of the damping rod body and the inner wall of the end portion of the damping rod cylinder.
In some optional embodiments, two ends of the external contact stress plate are respectively connected with a stress connecting plate.
The application also provides an automobile which comprises the automobile body protection mechanism.
The beneficial effect of this application is: the vehicle body protection mechanism comprises an arc-shaped external contact stress plate, a stress carrying base, a plurality of stress protection mechanisms and a distance adjusting mechanism, wherein the stress protection mechanisms are arranged along the circumferential direction of the external contact stress plate at intervals; the stress protection mechanism comprises a first force dividing mechanism and a second force dividing mechanism which are connected with each other, the first force dividing mechanism comprises two side positioning plates connected with the stress carrying base, a two-way force unloading base arranged between the two side positioning plates, two first push rods respectively hinged with two ends of the two-way force unloading base, two first damping rods and two second push rods, one ends of the two first damping rods are respectively connected with the two side positioning plates, the other ends of the two first damping rods are respectively hinged with the two first push rods, and one ends of the two second push rods are respectively hinged with one ends of the two first push rods far away from the two-way force unloading base; the second force dividing mechanism comprises a stressed bidirectional push plate and a second damping rod, two ends of the stressed bidirectional push plate are respectively connected with the other ends of the two second push rods, and two ends of the second damping rod are respectively connected with the middle part of the stressed bidirectional push plate and the external contact stress plate. The application provides a car body protection mechanism can cushion the not equidirectional atress, and can adjust the protection distance as required and satisfy the user demand.
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 structural diagram of a vehicle body protecting mechanism according to an embodiment of the present disclosure from a first perspective;
fig. 2 is a structural schematic diagram of a vehicle body protection mechanism provided in the embodiment of the present application, where a second view angle of the central force-receiving buffer mechanism and the distance adjustment mechanism are omitted;
FIG. 3 is a schematic structural diagram of a force protection mechanism of a vehicle body protection mechanism provided in an embodiment of the present application;
FIG. 4 is a schematic structural diagram of a central force-receiving buffer mechanism of a vehicle body protection mechanism according to an embodiment of the present disclosure;
FIG. 5 is a schematic structural diagram of a distance adjustment mechanism of a vehicle body protection mechanism provided in an embodiment of the present application;
fig. 6 is a partially enlarged view of a portion a in fig. 5.
In the figure: 100. an external contact stress plate; 110. a load-bearing base; 120. a lateral positioning groove; 130. an auxiliary positioning plate; 140. a stressed connecting plate; 200. a force protection mechanism; 210. a side positioning plate; 220. a bidirectional force-unloading base; 230. a first push rod; 240. a first damping lever; 250. a second push rod; 260. a stressed bidirectional push plate; 270. a second damping rod; 280. an auxiliary buffer carrying block; 290. an auxiliary force-releasing rod; 291. an auxiliary force-releasing spring; 300. a distance adjusting mechanism; 310. assembling a positioning frame; 311. an extending carrying frame; 320. a motor; 330. a drive bevel gear; 340. a transmission shaft; 350. a driven bevel gear; 360. a screw; 370. a guide sleeve; 380. an adjusting push rod is matched; 390. a guide groove; 400. a central force-bearing buffer mechanism; 410. a center plate; 420. a side fixing plate; 430. a slide bar; 440. sliding the extrusion block; 450. a central force-bearing push rod; 460. a third push rod; 470. a buffer spring.
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, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. 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.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically 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.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The features and properties of the body guard mechanism and the vehicle of the present application are described in further detail below with reference to the examples.
As shown in fig. 1, 2, 3, 4, 5 and 6, an embodiment of the present invention provides a vehicle body protection mechanism, which includes an arc-shaped outer contact stress-bearing plate 100, a stress-carrying base 110, three stress-protection mechanisms 200 circumferentially spaced along the outer contact stress-bearing plate 100, a central stress-buffering mechanism 400, and a distance-adjusting mechanism 300 for driving the stress-carrying base 110 to move toward or away from the outer contact stress-bearing plate 100, wherein two ends of the outer contact stress-bearing plate 100 are respectively connected to stress-connecting plates 140, the stress-carrying base 110 has four sidewalls circumferentially spaced along the stress-carrying base 110, the three sidewalls of the stress-carrying base 110 are respectively recessed to form lateral positioning grooves 120, an auxiliary positioning plate 130 is fixedly disposed in each lateral positioning groove 120, one end of the three stress-protection mechanisms 200 is respectively connected to one side of the outer contact stress-bearing plate 100 having an opening, the other end is respectively connected to the corresponding auxiliary positioning plates 130 of the three lateral positioning grooves 120 of the stress-carrying base 110, the central force-receiving buffer mechanism 400 is connected to the distance adjustment mechanism 300 and the fourth sidewall of the force-receiving mounting base 110, respectively.
Each stress protection mechanism 200 comprises a first force dividing mechanism and a second force dividing mechanism which are connected with each other, the first force dividing mechanism comprises two side positioning plates 210 and a two-way force unloading base 220 which are connected with corresponding auxiliary positioning plates 130, two first push rods 230 which are respectively hinged with two ends of the two-way force unloading base 220, two first damping rods 240 and two second push rods 250, the two-way force unloading base 220 is arranged between the two corresponding side positioning plates 210, one ends of the two first damping rods 240 are respectively connected with the two side positioning plates 210, the other ends of the two first push rods 230 are respectively hinged with one ends, far away from the two-way force unloading base 220, of the two first push rods 230, and one ends of the two second push rods 250 are respectively hinged with one ends, far away from the two-way force unloading base 220, of the two first push rods 230; the second force dividing mechanism comprises a stressed bidirectional push plate 260 and a second damping rod 270, two ends of the stressed bidirectional push plate 260 are respectively connected with the other ends of the two second push rods 250, and two ends of the second damping rod 270 are respectively connected with the middle part of the stressed bidirectional push plate 260 and the external contact stress plate 100. First damping rod 240 and second damping rod 270 all include a damping rod section of thick bamboo, one end slide run through to the damping rod body in the damping rod section of thick bamboo and locate the damping spring in the damping rod section of thick bamboo, and damping spring's both ends are supported respectively and are pressed damping rod body tip and damping rod section of thick bamboo tip inner wall. The damping rod cylinder of the second damping rod 270 is connected with an auxiliary buffer carrying block 280, the two sides of the damping rod cylinder of the second damping rod 270 are also respectively connected with an auxiliary force unloading rod 290, and one end of each auxiliary force unloading rod 290, which is far away from the second damping rod 270, is connected with the auxiliary buffer carrying block 280 through an auxiliary force unloading spring 291.
The distance adjusting mechanism 300 comprises an assembling locating frame 310, an extending carrying frame 311 fixed at the top of the assembling locating frame 310, a motor 320 connected to the extending carrying frame 311, a driving bevel gear 330 sleeved on an output shaft of the motor 320, a transmission shaft 340 rotatably connected to the assembling locating frame 310, a driven bevel gear 350 sleeved on the transmission shaft 340, a screw 360 coaxially connected with the transmission shaft 340, a guide sleeve 370 sleeved on the screw 360 and two matching adjusting push rods 380, wherein the driving bevel gear 330 is engaged with the driven bevel gear 350, one end of the guide sleeve 370 is connected to the assembling locating frame 310, two sides of the guide sleeve 370 are respectively provided with a guide groove 390 extending along the axial direction thereof, one end of each matching adjusting push rod 380 is slidably clamped in one guide groove 390 and is in threaded fit connection with the screw 360, and the other end is connected with a central force-bearing buffer mechanism 400.
The central stressed buffer mechanism 400 comprises a central plate 410, side fixing plates 420 respectively connected with two ends of the central plate 410, a sliding rod 430 with two ends respectively connected with the two side fixing plates 420, two sliding extrusion blocks 440 respectively slidably sleeved on the sliding rod 430, a central stressed push rod 450 and two third push rods 460, wherein one side of the central plate 410 is respectively connected with the two coordination adjusting push rods 380, one end of the central stressed push rod 450 is connected with the fourth side wall of the stressed carrying base 110, the other end of the central stressed push rod 450 is respectively hinged with the two third push rods 460, one ends of the two third push rods 460 far away from the central stressed push rod 450 are respectively hinged with the two sliding extrusion blocks 440, and two ends of the sliding rod 430 are respectively sleeved with buffer springs 470 for pressing the two side fixing plates 420; wherein, the stress connecting plates 140 at two ends of the external contact stress plate 100, the two side fixing plates 420 and the assembling locating rack 310 are respectively fixed on the vehicle body.
The vehicle body protection mechanism provided by the embodiment of the application comprises an arc-shaped external contact stress plate 100, a stress carrying base 110, three stress protection mechanisms 200 which are circumferentially arranged at intervals along the external contact stress plate 100 and are respectively connected with the external contact stress plate 100 and the stress carrying base 110 at two ends, a distance adjusting mechanism 300 for driving the stress carrying base 110 to move towards the direction close to or away from the external contact stress plate 100 and a central stress buffering mechanism 400 for connecting the stress carrying base 110 and the distance adjusting mechanism 300, when the external contact stress plate 100 and a stress connecting plate 140 connected with the two ends of the external contact stress plate are subjected to external force, the stress in multiple directions can be transmitted to the stress carrying base 110 through the stress protection mechanism 200 to be absorbed and dispersed, then the stress carrying base 110 further transmits the stress to the central stress buffering mechanism 400 to perform secondary buffering to reduce the impact force, and meanwhile, the user can also drive the stress carrying base 110 to be close to or away from the external contact stress carrying plate 100 by using the distance adjusting mechanism 300 The buffer space of the buffer device is adjusted by moving the buffer device.
The working principle of the car body protection mechanism is that when the external contact stress plate 100 is stressed, the second damping rod 270 in the second force dividing mechanism is driven to extend and contract, and the forced bidirectional push plate 260 connected by the second damping rod 270 moves axially along the second damping rod 270, thereby driving the two second push rods 250 to rotate relative to the corresponding two first push rods 230 and two first damping rods 240 to transmit stress, the two first damping rods 240 and the two first push rods 230 respectively extend and rotate under the stress transmitted by the two second push rods 250 to further transmit the stress to the auxiliary positioning plate 130 through the two side positioning plates 210 and the two-way force unloading base 220, thereby transferring the stress from the external contact stress-bearing plate 100 to the stress-bearing mounting base 110 for dispersion, when the second damping rod 270 is extended and contracted, the two auxiliary force-releasing springs 291 connected by the auxiliary cushion mount 280 push the two auxiliary force-releasing rods 290 to be extended and contracted to relieve stress on both sides of the damping rod cylinder of the second damping rod 270. When the force-bearing carrying base 110 is moved by the stress of the external contact force-bearing plate 100, the central force-bearing push rod 450 is driven to move, and when the central force-bearing push rod 450 moves, the two third push rods 460 hinged to each other are driven to rotate, and the two sliding extrusion blocks 440 hinged to the two third push rods 460 move along the sliding rod 430 to disperse the stress to the two side fixing plates 420 and the central plate 410 through the two buffer springs 470, so that the stress applied to the force-bearing carrying base 110 is dispersed for the second time. When the buffering space needs to be adjusted, the motor 320 is controlled to be started to drive the driving bevel gear 330 to rotate and then drive the driven bevel gear 350 and the transmission shaft 340 to rotate, so as to drive the screw 360 to rotate, so that the matching adjusting push rod 380 matched with the screw 360 through threads moves along the guide groove 390 on the guide sleeve 370, and then the central stressed buffering mechanism 400 and the stressed carrying base 110 are pushed to move towards the direction close to or far away from the outer contact stressed plate 100 to adjust the buffering space.
In other alternative embodiments, both ends of each buffer spring 470 are respectively connected to the corresponding side fixing plate 420 and the sliding compression block 440.
The embodiment of the application also provides an automobile which comprises the automobile body protection mechanism.
The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Claims (9)

1. A vehicle body protection mechanism is characterized by comprising an arc-shaped external contact stress plate, a stress carrying base, a plurality of stress protection mechanisms and a distance adjusting mechanism, wherein the stress protection mechanisms are circumferentially arranged along the external contact stress plate at intervals; the stress protection mechanism comprises a first force dividing mechanism and a second force dividing mechanism which are connected with each other, the first force dividing mechanism comprises two side positioning plates connected with the stress carrying base, a two-way force unloading base arranged between the two side positioning plates, two first push rods respectively hinged with two ends of the two-way force unloading base, two first damping rods and two second push rods, one ends of the two first damping rods are respectively connected with the two side positioning plates, the other ends of the two first damping rods are respectively hinged with the two first push rods, and one ends of the two second push rods are respectively hinged with one ends, away from the two-way force unloading base, of the two first push rods; the second force dividing mechanism comprises a stressed bidirectional push plate and a second damping rod, two ends of the stressed bidirectional push plate are respectively connected with the other end of the second push rod, and two ends of the second damping rod are respectively connected with the middle of the stressed bidirectional push plate and the external contact stress plate.
2. The vehicle body protection mechanism according to claim 1, wherein the distance adjustment mechanism comprises a fitting positioning frame, a motor connected to the fitting positioning frame, a driving bevel gear sleeved on an output shaft of the motor, a transmission shaft rotatably connected to the fitting positioning frame, a driven bevel gear sleeved on the transmission shaft, a screw coaxially connected to the transmission shaft, a guide sleeve sleeved on the screw, and at least one fitting adjustment push rod, wherein the driving bevel gear is engaged with the driven bevel gear, one end of the guide sleeve is connected to the fitting positioning frame, the guide sleeve is provided with at least one guide groove extending along an axial direction thereof, one end of the fitting adjustment push rod is slidably clamped in one guide groove and is in threaded fit connection with the screw, and the other end of the fitting adjustment push rod is connected to the stressed carrying base.
3. The vehicle body guard mechanism of claim 2, wherein a central force-receiving buffer mechanism is connected between the distance adjustment mechanism and the force-receiving carrying base, the central stress buffering mechanism comprises a central plate, side fixing plates respectively connected with two ends of the central plate, slide rods with two ends respectively connected with the two side fixing plates, two sliding extrusion blocks respectively sleeved on the slide rods in a sliding manner, a central stress push rod and two third push rods, one end of the central stressed push rod and the central plate are respectively connected with the distance adjusting mechanism and the stressed carrying base, the other end of the central stressed push rod is hinged to the two third push rods, one end, far away from the central stressed push rod, of the two third push rods is hinged to the two sliding extrusion blocks, and buffer springs which are used for abutting against the two side fixing plates are sleeved at two ends of the sliding rod respectively.
4. The vehicle body protection mechanism according to claim 3, wherein both ends of each of the buffer springs are respectively connected to the corresponding side fixing plate and the sliding compression block.
5. The vehicle body protection mechanism according to claim 1, wherein a plurality of lateral positioning grooves are formed in an outer side wall of the force-bearing base, auxiliary positioning plates are fixedly arranged in the lateral positioning grooves, and the lateral positioning plate and the bidirectional force-unloading base of each force-bearing protection mechanism are respectively fixed to one of the auxiliary positioning plates.
6. The vehicle body protection mechanism according to claim 1, wherein an auxiliary buffer loading block is connected to a rod body of the second damping rod, auxiliary force-releasing rods are further connected to two sides of the rod body of the second damping rod, and one end of each auxiliary force-releasing rod, which is far away from the second damping rod, is connected with the auxiliary buffer loading block through an auxiliary force-releasing spring.
7. The vehicle body protection mechanism according to claim 1, wherein each of the first damping rod and the second damping rod comprises a damping rod cylinder, a damping rod body having one end slidably penetrating into the damping rod cylinder, and a damping spring disposed in the damping rod cylinder, and two ends of the damping spring respectively press against an end portion of the damping rod body and an inner wall of an end portion of the damping rod cylinder.
8. The vehicle body protection mechanism according to claim 1, wherein two ends of the outer contact stress plate are respectively connected with a stress connecting plate.
9. An automobile, characterized in that it comprises a body guard according to any one of claims 1 to 8.
CN202210078113.8A 2022-01-24 2022-01-24 Automobile body protection mechanism and car Active CN114394060B (en)

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CN114394060B CN114394060B (en) 2023-06-27

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