CN213442422U - Lower protector before car - Google Patents
Lower protector before car Download PDFInfo
- Publication number
- CN213442422U CN213442422U CN202022268793.9U CN202022268793U CN213442422U CN 213442422 U CN213442422 U CN 213442422U CN 202022268793 U CN202022268793 U CN 202022268793U CN 213442422 U CN213442422 U CN 213442422U
- Authority
- CN
- China
- Prior art keywords
- baffle
- plate
- holes
- hole
- fixedly welded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001012 protector Effects 0.000 title description 6
- 238000003466 welding Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 11
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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- Vibration Dampers (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses an automobile front lower protective device, which comprises a protective beam, a plurality of energy absorbing plates are arranged in the protective beam, a lower bottom plate is fixedly arranged at the bottom of the energy absorbing plates, a front baffle and a rear baffle are fixedly welded at the two ends of the lower bottom plate, the front baffle is positioned at the side of the protective beam receiving impact, the rear baffle is positioned at the side of the protective beam connecting with an automobile body, an upper bottom plate is fixedly welded at the top ends of the front baffle and the rear baffle, the front baffle and the rear baffle are both arc-shaped with two ends bent backwards, the fixed connection part is a round angle, a connecting plate is fixedly welded at the outer side of the rear baffle, when a vehicle collides, the front baffle on the protective beam receives and offsets partial impact force and disperses the residual impact force to the whole front baffle, the force is uniformly dispersed to the front baffle through energy absorbing deformation, and is absorbed by the, the impact force can be minimized to protect the safety of the vehicle body and the driver.
Description
Technical Field
The utility model relates to an auto-parts technical field specifically is a protector under before car.
Background
The automobile front lower protection device is an indispensable part in an automobile safety protection system, can protect the safety of an automobile body and a driver to a great extent when an automobile accident happens, has poor soft buffering capacity, namely absorbs impact force generated by collision by deformation of partial parts, and is complex in installation process, so that the design of the automobile front lower protection device is necessary.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lower protector before car to solve the problem of mentioning in the above-mentioned background art.
The purpose of the utility model can be realized by the following technical scheme:
a front lower protection device of an automobile comprises a protection beam, a plurality of energy absorption plates are arranged in the protection beam, a lower bottom plate is fixedly arranged at the bottom of the energy absorption plate, a front baffle and a rear baffle are fixedly welded at the two ends of the lower bottom plate, the front baffle is positioned at one side of the protective beam receiving the impact, the rear baffle is positioned at one side of the protective beam connected with the vehicle body, the top ends of the front baffle and the rear baffle are fixedly welded with an upper bottom plate, the front baffle and the rear baffle are both arc-shaped with two ends bent backwards, and the fixed connection part is a round angle, the outer side of the rear baffle is fixedly welded with a connecting plate, the connecting plate is provided with a plurality of first through holes which are uniformly distributed, and the two ends of the outer side of the connecting plate are provided with fixed bottom plates through four bolts, the other side of each fixed bottom plate is fixedly welded with a conical connecting pipe, and the other end of each conical connecting pipe is fixedly welded with a fixed plate.
As a further aspect of the present invention: a plurality of first through holes which are uniformly distributed are formed in the connecting plate.
As a further aspect of the present invention: the center of the fixed bottom plate is provided with a second through hole, two ends of the fixed bottom plate are respectively provided with two third through holes which are symmetrical to the second through hole, the linear distance between every two adjacent third through holes is an integral multiple of that between every two adjacent first through holes, and the aperture of each third through hole is equal to that of each first through hole.
As a further aspect of the present invention: the center of the fixing plate is provided with a fourth through hole, and two ends of the fixing plate are respectively provided with two fifth through holes which are symmetrical to the fourth through hole.
As a further aspect of the present invention: the bottom of the conical connecting pipe is fixedly welded with the fixed bottom plate, and the top of the conical connecting pipe is fixedly welded with the fixed plate.
As a further aspect of the present invention: the fourth through hole and the hole axis of the second through hole are on the same straight line.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: this protector under before car, protection crossbeam internally mounted has the energy-absorbing board, when bumping, the preceding baffle on the protection crossbeam is received and is offset partial impact force and with the remaining impact force dispersion to the preceding baffle whole body, through taking place deformation with the power homodisperse to the energy-absorbing board on, absorption through the energy-absorbing board, can reduce impact force to the minimum, thereby protect automobile body and driver's safety, and this protector is convenient for actual installation operation demand through the relative position of adjustment PMKD on the connecting plate under the car before the car, improve the practicality of device.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is a schematic view of the overall top view structure of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention;
fig. 4 is a cross-sectional view of the protective beam of the present invention;
FIG. 5 is a schematic view of the front view of the fixing base plate of the present invention;
fig. 6 is a schematic top view of the fixing base plate according to the present invention;
FIG. 7 is a cross-sectional view of the protective beam of the present invention;
in the figure: 1. a protective beam; 2. a connecting plate; 3. a first through hole; 4. fixing the bottom plate; 5. a bolt; 6. a tapered connecting pipe; 7. a fixing plate; 8. a fourth via hole; 9. a fifth through hole; 10. an energy absorbing plate; 11. a second through hole; 12. a third through hole; 13. a front baffle; 14. a tailgate; 15. an upper base plate; 16. and a lower bottom plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: a front lower protection device of an automobile comprises a protection beam 1, a plurality of energy absorption plates 10 are arranged in the protection beam 1, a lower bottom plate 16 is fixedly arranged at the bottoms of the energy absorption plates 10, a front baffle 13 and a rear baffle 14 are fixedly welded at the two ends of the lower bottom plate 16, the front baffle 13 is positioned at the side of the protection beam 1 receiving impact, the rear baffle 14 is positioned at the side of the protection beam 1 connecting with an automobile body, an upper bottom plate 15 is fixedly welded at the top ends of the front baffle 13 and the rear baffle 14, the front baffle 13 and the rear baffle 14 are both arc-shaped with two ends bent backwards, the fixed connection part is a fillet, the outer side of the rear baffle 14 is fixedly welded with a connecting plate 2, the connecting plate 2 is provided with a plurality of first through holes 3 which are uniformly distributed, and the two ends of the outer side of the connecting plate 2 are provided with a fixed bottom plate 4 through four bolts 5, the other side of the fixed bottom plate 4 is fixedly welded with a conical connecting pipe 6, and the other end of the conical connecting pipe 6 is fixedly welded with a fixed plate 7.
As an embodiment of the present invention: a plurality of first through holes 3 which are uniformly distributed are formed in the connecting plate 2, so that the position diversity of the fixing bottom plate is increased, and the installation is convenient.
As an embodiment of the present invention: the second through hole 11 has been seted up at PMKD 4 center, and two third through holes 12 symmetrical with second through hole 11 have respectively been seted up at both ends, and two adjacent third through hole 12 linear distance are two adjacent first through holes 3 integer multiples, and third through hole 12 equals with first through hole 3 apertures, alleviates the device's weight, and the installation of being convenient for is firm, hoisting device's portability.
As an embodiment of the present invention: a fourth through hole 8 is formed in the center of the fixing plate 7, and two fifth through holes 9 symmetrical to the fourth through hole 8 are formed in the two ends of the fixing plate respectively, so that the weight of the device is convenient to reduce, and the device is convenient to mount on a vehicle body.
As an embodiment of the present invention: the bottom of the conical connecting pipe 6 is fixedly welded with the fixed bottom plate 4, and the top of the conical connecting pipe is fixedly welded with the fixed plate 7, so that the overall performance of the device is improved conveniently.
As an embodiment of the present invention: the hole axes of the fourth through hole 8 and the second through hole 11 are on the same straight line, so that the structural performance of the device is improved, and the overall impact resistance is improved.
The working principle is as follows: through adjusting third through-hole 12 on PMKD 4 and the 3 positions of first through-hole on the connecting plate 2, come fixed mounting PMKD 4, through taper joint pipe 6 fixed welding between PMKD 4 and the fixed plate 7, through fixed plate 7 with the device fixed mounting automobile body, when bumping into, preceding baffle 13 is connected for the fillet with backplate 14 junction, preceding baffle 13 on the protection crossbeam 1 receives and offsets partial impact force and with remaining impact force dispersion to preceding baffle 13 whole body, through taking place deformation with power homodisperse to energy-absorbing plate 10, this energy-absorbing plate 10 is the plastic concrete energy-absorbing plate, can absorb the impact through taking place small deformation and produce a large amount of impact forces.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The lower protection device before the automobile is characterized by comprising a protection beam (1), wherein a plurality of energy-absorbing plates (10) are arranged inside the protection beam (1), a lower base plate (16) is fixedly arranged at the bottom of each energy-absorbing plate (10), a front baffle (13) and a rear baffle (14) are fixedly welded at the two ends of the lower base plate (16), the front baffle (13) is positioned on one side of the protection beam (1) subjected to impact, the rear baffle (14) is positioned on one side of the protection beam (1) connected with an automobile body, an upper base plate (15) is fixedly welded at the top ends of the front baffle (13) and the rear baffle (14), the front baffle (13) and the rear baffle (14) are arc-shaped with two backward bending ends, the fixed connection part is a round angle, a connecting plate (2) is fixedly welded at the outer side of the rear baffle (14), and a plurality of first through holes (3) which are uniformly distributed, and fixed base plate (4) are installed through four bolts (5) at connecting plate (2) outside both ends, the fixed welding of fixed base plate (4) opposite side has tapered connection pipe (6), the fixed welding of tapered connection pipe (6) other end has fixed plate (7).
2. The automobile front under shield device of claim 1, wherein: a plurality of first through holes (3) which are uniformly distributed are formed in the connecting plate (2).
3. The automobile front under shield device of claim 1, wherein: a second through hole (11) is formed in the center of the fixed base plate (4), two third through holes (12) symmetrical to the second through hole (11) are formed in the two ends of the fixed base plate respectively, the linear distance between every two adjacent third through holes (12) is an integral multiple of that between every two adjacent first through holes (3), and the diameters of the third through holes (12) and the diameters of the first through holes (3) are equal.
4. The automobile front under shield device of claim 1, wherein: a fourth through hole (8) is formed in the center of the fixing plate (7), and two fifth through holes (9) symmetrical to the fourth through hole (8) are formed in the two ends of the fixing plate respectively.
5. The automobile front under shield device of claim 1, wherein: the bottom of the conical connecting pipe (6) is fixedly welded with the fixed bottom plate (4), and the top of the conical connecting pipe is fixedly welded with the fixed plate (7).
6. The automobile front under shield device of claim 4, wherein: the fourth through hole (8) and the second through hole (11) are on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022268793.9U CN213442422U (en) | 2020-10-13 | 2020-10-13 | Lower protector before car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022268793.9U CN213442422U (en) | 2020-10-13 | 2020-10-13 | Lower protector before car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213442422U true CN213442422U (en) | 2021-06-15 |
Family
ID=76290655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022268793.9U Expired - Fee Related CN213442422U (en) | 2020-10-13 | 2020-10-13 | Lower protector before car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213442422U (en) |
-
2020
- 2020-10-13 CN CN202022268793.9U patent/CN213442422U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |