CN2220392Y - Colliding protector for vehicle - Google Patents
Colliding protector for vehicle Download PDFInfo
- Publication number
- CN2220392Y CN2220392Y CN 95242830 CN95242830U CN2220392Y CN 2220392 Y CN2220392 Y CN 2220392Y CN 95242830 CN95242830 CN 95242830 CN 95242830 U CN95242830 U CN 95242830U CN 2220392 Y CN2220392 Y CN 2220392Y
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- Prior art keywords
- piston
- cutting knife
- pin
- break
- protector
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Abstract
The utility model relates to a colliding protector for vehicles, particularly a protector for entire vehicles. The utility model comprises a fixing body which is connected with the crossbeam of the vehicles, and a movable body which is connected with a bumper 18. The fixing body is provided with a breaking pin 12, and the movable body is provided with cutting knives 35, 36 which is corresponding to the breaking pin. The fixing body is provided with a hydraulic cylinder 3, and the movable body is provided with a piston 22 which is cooperated with the hydraulic cylinder. The piston is provided with a throttling pore canal 25 in longitudinal perforation. The instantaneous cushioning of the short stroke can be realized by making use of mechanical energy theory of cutting material consumption. The buffer performance is good, the responsivity for impact strength is good, and the utility model can be widely used for automobiles, trains, or objects which can generate the collision.
Description
The utility model relates to the fender guard of automobile, the car load fender guard when bumping suddenly especially for automobile.
Current rapid development of economy, automobile has become the main vehicle of delivery personnel and goods and materials.Because the rolling up of automobile, improving constantly etc. of the speed of a motor vehicle is all multifactor, and traffic accidents such as the bumper car of appearance, collision grow with each passing day thereupon, have caused enormous economic loss and mass casualties for the country and the common people.Existing automobile collision protection device adopts hydraulic pressure, spring-like buffer structure more, and its instantaneous resiliency is relatively poor, often can not obtain satisfied effect.
Given this, the purpose of this utility model provides a kind of simple in structure, good automobile collision protector of the instantaneous resiliency of service-strong.
Automobile collision protector of the present utility model (referring to accompanying drawing) comprises the kinetoplast of deciding body and linking with bumper/spoiler (18) that links with automotive frame, above-mentionedly decides to have on the body break pin (12), has on the kinetoplast and the corresponding cutting knife of break pin (35,36).
Above-mentionedly decide that hydraulic actuating cylinder (3) can be arranged on the body.The piston (22) that matches with hydraulic actuating cylinder can be arranged on the above-mentioned kinetoplast, the throttling duct of vertical perforation is arranged on the piston.
In the above-mentioned throttling duct, flow regulating valve (27) can be arranged.Can have on the above-mentioned piston backflow duct that vertically connects on the adjustable perforated orifice plate (33) that matches with the throttling duct and the piston and in check valve (32).
Above-mentioned cutting knife (35,36) can be bar shaped.
Above-mentioned break pin can be installed on the cutter groove pin plate of cutting knife chute (11).Above-mentioned many break pins are arranged at least one row in the vertical, whenever is listed in transversely to be at least one V-arrangement or waveform, and stage casing cutting knife (13) is arranged between the break pin of adjacent column.
Above-mentioned cutter groove pin plate can be by interior support plate (5,6) and outer support plate (8,9), and the panelling (10) that reaches in above-mentioned two support plates constitutes.
The utility model is installed between the bumper/spoiler and crossbeam of automobile, promptly is installed between front bumper and the crossbeam, between rear bumper and the crossbeam.When the front bumper of automobile or rear bumper were collided, powerful impact P promoted the kinetoplast and the cutting knife thereof that link with bumper/spoiler, and the blade of cutting knife front end cuts off at once with crossbeam links decides break pin on the body, consumes impact.Simultaneously, move in the hydraulic actuating cylinder of the piston on the kinetoplast on deciding body, be subjected to liquid damping, consume impact.After collision finishes, but the people is incipient state for bumper/spoiler and kinetoplast thereof are restored, and changes break pin, in order to using again.
The utility model is compared with existing automobile collision protection device, has following advantage and effect.
One, cutting knife of the present utility model is sheared the structure of break pin, utilizes the principle of shearing material consumption mechanical energy, particularly short travel to cut off the moment power consumption of material, realizes instantaneous buffering, and the instantaneous resiliency of its short travel is good.
Two, break pin multiple row arrangement architecture in the vertical, respectively be listed in transversely V-arrangement or corrugated arrangement architecture, make cutting knife cut off the process of break pin, form formula shearing step by step continuously according to the size of impact force, form continuously formula buffering step by step, good to the responsibility of collision dynamics.
Three, the hydraulic cushion structure of piston hydraulic cylinder formula is utilized hydraulic damping principle and orifice restriction principle, realizes damping buffering.Particularly combine with the break pin structure, its crusherbull zone is excellent more.
Four, the utility model; be not limited only to use on the automobile; the whole suffered impact force of automobile is weakened significantly; avoid and alleviate the damage and the personal injury of vehicle goods and materials; but also extensively be suitable for other vehicle, as the accident collision protection of train, steamer to the accident collision protection of bridge bridge pier, the aspects such as overload protection of mechanical equipment.In a word, all have to meet accident bump the occasion of arrogating to oneself and all can use.
Below, use embodiment and accompanying drawing thereof again, the utility model is described in further detail.
Brief description of drawings.
Fig. 1 is the structural representation of a kind of automobile collision protector of the present utility model.The structure of display automobile bumper/spoiler, cutting knife, break pin, piston, hydraulic actuating cylinder.
Fig. 2 is A-A sectional structure scheme drawing of Fig. 1.
Fig. 3 is B-B sectional structure scheme drawing of Fig. 1.Show cutting knife, stage casing cutting knife and break pin structure arranged.
Embodiment 1
A kind of automobile of the present utility model bumps arrogates to oneself protector, as shown in drawings.By deciding body and kinetoplast constitutes.
Above-mentionedly decide body, the adapter plate 1 of rectangle is arranged, connect firmly the end of crossbeam (end expression among the figure) with bolt 2 at automobile.Along automobile longitudinal, be welded with the hydraulic actuating cylinder 3 of common structure admittedly with welding method aspect on adapter plate, hydraulic actuating cylinder has cylinder cap 4.Use welding method, longitudinally respectively be welded with its shape of cross section in the hydraulic actuating cylinder both sides and be the interior support plate 5,6 of shape, the outside of support plate in two, respectively be fixedly connected with one with a plurality of bolt nuts 7 and be the outer support plate 8,9 of shape, interior support plate and its inner chamber formation of outer support plate combination back rectangular rectangular channel of its cross-sectional plane longitudinally with symmetrical its shape of cross section of interior support plate.In this rectangular channel, be inlaid with panelling 10.Panelling 10 is made of shape frid and flat board, also can be made of two shape frids, and its inner chamber becomes the rectangular cutting knife chute 11 of its cross-sectional plane longitudinally.Support plate, outer support plate, panelling constitute cutter groove pin plate in above-mentioned.Be shaped on many mounting holes of the columniform break pin 12 of plug-in mounting of symmetry in twos along laterally opening on the above-mentioned panelling, the system of opening of mounting hole should make being arranged as of many break pins that at least one row are arranged in the vertical, can be two row, the stage casing cutting knife 13 of the box-shaped that matches with cutting knife chute 11 and can be free to slide therein is installed, the cutting knife chute 11 formation break pin chambeies 14 and 15 that break pin 12 is passed through between row and the row.Being arranged as of above-mentioned every row break pin 12 becomes vee shape in the horizontal, also can be arranged in the shape that is made of two or more V-arrangements, as W shape, can also be arranged in waveform.The diameter of each break pin preferably equates, so that design and manufacturing.
Above-mentioned kinetoplast has the adapter plate 16 of a long slab shape, connects firmly bumper/spoiler 18 inboards at automobile with bolt nut 17, can be front bumper and/or rear bumper.Bumper/spoiler middle part is fixedly connected with piston rod 20 with screw 19, and piston rod runs through cylinder cap 4, and front end stretches into hydraulic actuating cylinder 3, is fixedly connected with the piston 22 of the common structure that cooperates with hydraulic actuating cylinder with nut 21, and hydraulic actuating cylinder is separated to form preceding cylinder 23 and back cylinder 24.Open the throttling duct 25, the backflow duct 26 that are shaped on vertical perforation on the piston.The flow regulating valve 27 that little valve opening is arranged in throttling duct 25 by aciculiform screw 28, is adjusted the aperture of needle point and little valve opening, and dominant discharge is adjusted piston dumping force size.In backflow duct 26, have by spring 30, steel ball 31, the check valve 32 of formation, the hydraulic oil before making in the cylinder 23 flow back to back cylinder 24 thus.Piston 22 front ends have a perforated orifice plate 33, and the aperture of several different-diameters is arranged on the plate, and perforated orifice plate is adjusted in rotation makes its aperture communicate with flow regulating valve, after the aperture adjustment is suitable, promptly makes it to fix with piston by locating dowel pin 34.Perforated orifice plate 33 is the same with flow regulating valve 27 effects.As perforated orifice plate 33 selected apertures, when meeting operating needs fully, flow regulating valve 27 can be removed and not adorn.As not satisfying operating needs fully, then need to finely tune with flow regulating valve 27, fixing then, but the aperture of needle point and little valve opening changes must prevent to vibrate the time.
Each is welded with a undercut cutter 35 and 36 admittedly at the two ends of said fixing plate 16, cutting knife all is the bar shaped that cross-sectional plane is a rectangle, cutting knife matches with cutting knife chute 11 on deciding body, can before and after the cutting knife chute, slide, its front end has blade 37, and have position-limited trough 38, backhaul locating dowel pin 39 to pass position-limited trough 38 to be packed on the cutter groove pin plate.
When automobile front or back were collided suddenly, impact P passed to cutting knife 35,36 and piston rod 20 by forward and backward bumper/spoiler of automobile and adapter plate 16 greatly, promotes two cutting knifes and piston and moves.Because the cutting knife front end is a blade 37, can immediately first group of break pin 12 be cut off.At this moment impact reduces a part, and this moment, piston was interior because flow regulating valve 27 and perforated orifice plate 33 are arranged, and piston-advance is obstructed, and reduces a part of impact again.The effect that cutting knife and piston are subjected to impact moves on, and with stage casing cutting knife 13 second group of break pin is cut off again then, reduces a part of impact again, so continues, and eliminates fully until impact, till cutting knife and piston stop to move.When impact was very big, cutting knife was cut off whole break pins of first row, promoted to be cut off and formed the break pin of in-line, when touching in the square hole slidable stage casing cutting knife 13, with the break pin of stage casing cutting knife 13 continuation cut-out secondary series, all eliminate until impact, till automobile stops.
What be subjected on the automotive frame arrogates to oneself the power of hitting, and in fact has only shearing force and the suffered hydraulic damping power sum of piston-advance respective distance required when cutting off first group of break pin.As for what of the selection of the diameter of break pin, material, group number, the strength size that should can bear according to vehicle specification, personnel and goods and materials is by calculating and test is determined.Distance between each group break pin after should being cut off with every group of break pin, can be carried out the shearing of next group break pin at once and determine.So just reduced the distance that cutting knife and piston move.
The utility model can respectively be installed two in automobile front, back.Its specification size and installation position are decided according to the vehicle actual conditions.
Claims (5)
1, automobile collision protector comprises the kinetoplast of deciding body and linking with bumper/spoiler (18) that links with automotive frame, it is characterized in that deciding having on the body break pin (12), has on the kinetoplast and the corresponding cutting knife of break pin (35,36).
2, automobile collision protector as claimed in claim 1 is characterized in that the said hydraulic actuating cylinder (3) of deciding to have on the body, and the piston (22) that matches with hydraulic actuating cylinder is arranged on the said kinetoplast, and the throttling duct of vertical perforation is arranged on the piston.
3, automobile collision protector as claimed in claim 2; it is characterized in that flow regulating valve (27) is arranged in the said throttling duct, have on the piston backflow duct that vertically connects on the adjustable perforated orifice plate (33) that matches with the throttling duct and the piston and in check valve (32).
4, as claim 1,2 or 3 described automobile collision protectors; it is characterized in that said cutting knife (35,36) is bar shaped; said break pin (12) is installed on the cutter groove pin plate of cutting knife chute (11); many break pins (12) are arranged as at least one row in the vertical; whenever be listed in and transversely be at least one V-arrangement or waveform, stage casing cutting knife (13) is arranged between the break pin of adjacent column.
5, automobile collision protector as claimed in claim 4 is characterized in that said cutter groove pin plate is made of the panelling (10) in interior support plate (5,6) and outer support plate (8,9) and above-mentioned two support plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95242830 CN2220392Y (en) | 1995-03-07 | 1995-03-07 | Colliding protector for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95242830 CN2220392Y (en) | 1995-03-07 | 1995-03-07 | Colliding protector for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2220392Y true CN2220392Y (en) | 1996-02-21 |
Family
ID=33883700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95242830 Expired - Fee Related CN2220392Y (en) | 1995-03-07 | 1995-03-07 | Colliding protector for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2220392Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1319783C (en) * | 2003-04-28 | 2007-06-06 | 管红钧 | Vehicle collision protector |
| CN102107664A (en) * | 2011-01-21 | 2011-06-29 | 中南大学 | Vehicle cutting energy absorption device for rail locomotive |
| CN102139702A (en) * | 2011-01-21 | 2011-08-03 | 中南大学 | Cutting type energy absorption method for rail locomotive vehicle |
| CN102211558A (en) * | 2011-04-02 | 2011-10-12 | 湖南亮财汽车安全科技有限公司 | Automobile collision energy dissipation protection device |
| CN110228437A (en) * | 2019-06-06 | 2019-09-13 | 郑州科技学院 | A kind of new vehicle collision energy dissipator |
| US10737707B2 (en) | 2015-03-05 | 2020-08-11 | Axtone Spolka Akcyjna | Impact energy absorber |
-
1995
- 1995-03-07 CN CN 95242830 patent/CN2220392Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1319783C (en) * | 2003-04-28 | 2007-06-06 | 管红钧 | Vehicle collision protector |
| CN102107664A (en) * | 2011-01-21 | 2011-06-29 | 中南大学 | Vehicle cutting energy absorption device for rail locomotive |
| CN102139702A (en) * | 2011-01-21 | 2011-08-03 | 中南大学 | Cutting type energy absorption method for rail locomotive vehicle |
| CN102211558A (en) * | 2011-04-02 | 2011-10-12 | 湖南亮财汽车安全科技有限公司 | Automobile collision energy dissipation protection device |
| US10737707B2 (en) | 2015-03-05 | 2020-08-11 | Axtone Spolka Akcyjna | Impact energy absorber |
| CN110228437A (en) * | 2019-06-06 | 2019-09-13 | 郑州科技学院 | A kind of new vehicle collision energy dissipator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |