CN206416963U - Collision protection structure and the automobile using the collision protection structure - Google Patents

Abstract

The utility model provides a kind of collision protection structure and the automobile using the collision protection structure, collision protection structure includes the energy-absorption box for being used to be connected to driver's cabin chassis front end of at least two or so arrangements, collision protection structure also includes the power transmission arm extended from top to bottom corresponding with energy-absorption box number, energy-absorption box is connected on rear side of the lower end of power transmission arm, the front anti-collision beam when upper end of power transmission arm is connected with the use extended in left-right direction on the upside of driver's cabin chassis.The beneficial effects of the utility model are：Front anti-collision beam is located on the upside of driver's cabin chassis; when automobile, which is compared the passenger cars such as high lorry or SUV with chassis, to collide; collision energy can be just directly delivered on energy-absorption box by the front anti-collision beam collided by power transmission arm; energy-absorption box is fallen crash energy absorption by itself crumple deformation in the very first time; so as to reduce the deformation of automotive front; protect the living space of passenger not to be broken into, improve protection effect of front anti-collision beam when in face of high position collision.

Description

Collision protection structure and the automobile using the collision protection structure

Technical field

The utility model is related to a kind of collision protection structure and the automobile using the collision protection structure.

Background technology

In the traffic accident that automobile occurs, the probability highest that head-on crash occurs is in-car during in order to ensure head-on crash The living space of occupant is not broken into, it is desirable to must be provided with collision protection structure in the front portion of automobile.Authorization Notice No. is CN203237190U, authorized announcement date discloses a kind of visitor of many Path of Force Transfer for 2013.10.16 Chinese utility model patent Chinese herbaceous peony collision prevention girders, including positioned at front longitudinal（That is chassis frame）Following preceding anti-collision beam（That is bottom front anti-collision beam）And be higher by The coach front surrounding structure of chassis frame（That is top front anti-collision beam）, it is provided between upper and lower part front anti-collision beam and chassis frame Energy-absorption box.

Upper and lower two layers of energy-absorption box structure set by this car, reduces the anterior point of impingement of vehicle, but work as car When being compared the passenger cars such as high lorry or SUV with chassis and occurring head-on crash, the headstock of the passenger car such as lorry or SUV can be hit The position hit more than passenger-carrying chassis vehicle frame, although top front anti-collision beam has certain height, once but the point of impingement is more top, Collision energy can only be the first transmission downwards in the complicated self structure of top front anti-collision beam, be delivered to after bottom, then transmit Onto the energy-absorption box of rear side, the bang path of energy is long, that is to say, that when Position of collision point is higher, collision energy without Method is directly delivered on energy-absorption box, causes the protection effect of front anti-collision beam poor, it is impossible to make energy-absorption box in collided One time made endergonic reaction, therefore the security of vehicle is poor.

Utility model content

It is relatively good that the purpose of this utility model is to provide a kind of front anti-collision beam protective action when in face of high position collision Collision protection structure；The purpose of this utility model, which is also resided in, provides a kind of automobile using the collision protection structure.

In order to solve the above-mentioned technical problem, the technical scheme of collision protection structure is in the utility model：

A kind of collision protection structure, includes the energy-absorbing for being used to be connected to driver's cabin chassis front end of at least two or so arrangements Box, collision protection structure also includes the power transmission arm extended from top to bottom corresponding with energy-absorption box number, and energy-absorption box is connected to power transmission On rear side of the lower end of arm, when the upper end of power transmission arm is connected with the use extended in left-right direction on the upside of driver's cabin chassis before prevent Hit beam.

The box shaped structure of power transmission arm.

The power transmission arm is formed by combined plate soldering, and power transmission arm, which includes meeting, to be hit plate and be arranged at the left side met and hit on rear side of plate Side plate, right plate, meet and hit plate and corresponding side plate and position clamping by neck, block tongue, meet that to hit plate connected with corresponding plate-side plate welding.

Block tongue is arranged on left and right side plate, and neck is arranged to meet and hit on plate, and block tongue, to neck is before caught in, is met by rear and hits plate On toe for being fixed by wlding with corresponding plate-side plate welding is reserved with the outside of neck.

Power transmission arm also includes upper plate and lower plate, and left plate, right plate pass through the neck, the block tongue that are engaged by clamping along the vertical direction Structure is weldingly connected with least one sheet material positioning clamping in upper plate, lower plate, upper end and the upper plate of left and right side plate, left and right side The lower end of plate is weldingly connected with lower plate.

The upper rear end of left and right side plate is connected with back plate, and the rear end lower of left and right side plate is connected with the energy-absorption box.

Left plate, right plate position clamping by the neck being engaged by clamping along the longitudinal direction, block tongue structure and back plate, left, Right plate is weldingly connected with back plate.

The technical scheme of automobile is in the utility model：

A kind of automobile, including driver's cabin chassis and the collision protection structure for being arranged on driver's cabin chassis front end, collision protection Structure includes the energy-absorption box for being connected to driver's cabin chassis front end of at least two or so arrangements, and collision protection structure also includes and suction The corresponding power transmission arm extended from top to bottom of energy box number, energy-absorption box is connected on rear side of the lower end of power transmission arm, the upper end of power transmission arm Front anti-collision beam when being connected with the use extended in left-right direction on the upside of driver's cabin chassis.

The box shaped structure of power transmission arm.

The power transmission arm is formed by combined plate soldering, and power transmission arm, which includes meeting, to be hit plate and be arranged at the left side met and hit on rear side of plate Side plate, right plate, meet and hit plate and corresponding side plate and position clamping by neck, block tongue, meet that to hit plate connected with corresponding plate-side plate welding.

Block tongue is arranged on left and right side plate, and neck is arranged to meet and hit on plate, and block tongue, to neck is before caught in, is met by rear and hits plate On toe for being fixed by wlding with corresponding plate-side plate welding is reserved with the outside of neck.

Power transmission arm also includes upper plate and lower plate, and left plate, right plate pass through the neck, the block tongue that are engaged by clamping along the vertical direction Structure is weldingly connected with least one sheet material positioning clamping in upper plate, lower plate, upper end and the upper plate of left and right side plate, left and right side The lower end of plate is weldingly connected with lower plate.

The upper rear end of left and right side plate is connected with back plate, and the rear end lower of left and right side plate is connected with the energy-absorption box.

Left plate, right plate position clamping by the neck being engaged by clamping along the longitudinal direction, block tongue structure and back plate, left, Right plate is weldingly connected with back plate.

The beneficial effects of the utility model are：Collision protection structure includes the power transmission arm extended from top to bottom, power transmission arm Number it is corresponding with the number of energy-absorption box, connection energy-absorption box on rear side of its lower end, its upper end connection front anti-collision beam, so preceding anticollision Beam is located in the upside on driver's cabin chassis, when automobile, which is compared the passenger cars such as high lorry or SUV with chassis, to collide, by Collision energy can be just directly delivered on energy-absorption box by the front anti-collision beam of collision by power transmission arm, and energy-absorption box is logical in the very first time Crash energy absorption is fallen in the crumple deformation for crossing itself, so as to reduce the deformation of automotive front, protects the existence of passenger empty Between be not broken into, improve front anti-collision beam in face of a high position collision when protection effect.

Brief description of the drawings

Fig. 1 is the part-structure schematic diagram of one embodiment of automobile in the utility model；

Fig. 2 is the schematic diagram of collision protection structure in Fig. 1；

Fig. 3 is the stereochemical structure of energy-absorbing cartridge in Fig. 2；

Fig. 4 is Fig. 3 configuration schematic diagram.

In figure：1. middle part collision prevention girders；2. end collision prevention girders；21. trough with straight angle；3. energy-absorbing cartridge；31. before cladding plate；311. Upper plate；312. starting stave；313. first swash plates；314. second risers；315. lower plate；32. back plate；321. the 3rd risers； 322. second swash plates；33. right plate；331. top；332. middle part；333. bottom；34. energy-absorption box；35. neck；36. block tongue； 37. left plate；4. driver's cabin chassis；5. vehicle frame column.

Embodiment

One embodiment of automobile is as shown in Fig. 1 ~ Fig. 4, and the automobile is a kind of car, including driver's cabin chassis 4 and sets Collision protection structure in the front end of driver's cabin chassis 4, collision protection structure include two or so arrangement be connected to driver's cabin bottom The energy-absorbing cartridge 3 of the front end of disk 4, energy-absorbing cartridge 3 includes the energy-absorption box 34 and and energy-absorption box for being connected to the front end of driver's cabin chassis 4 34 connected power transmission arms, power transmission arm extends from top to bottom, and energy-absorption box 34 is connected on rear side of the lower end of power transmission arm, the upper end of power transmission arm Positioned at the front anti-collision beam of the upside of driver's cabin chassis 4 when being connected with the use extended in left-right direction, front anti-collision beam is anti-including middle part Hit beam 1 and the end collision prevention girders 2 positioned at the middle part collision prevention girders left and right sides.

The box shaped structure of power transmission arm, is formed by combined plate soldering, and such power transmission arm is while collision energy is transmitted Collision energy can also be absorbed.Power transmission arm include hit plate in meeting for " Z " character form structure, this meet hit plate including starting stave 312, company Sweptback first swash plate 313 for being connected on the bottom of starting stave 312, the second riser for being connected to the bottom of the first swash plate 313 314, power transmission arm also includes upper plate 311 and lower plate 315, and upper plate 311, lower plate 315 are hit before plate is integrated and is connected and constitutes with meeting Cladding plate 31, the preceding cladding plate 31 is to be deformed by one block of sheet material and formed by laser cutting, bending.

Power transmission arm also includes being arranged at left plate 37, the right plate 33 meeting and hit on rear side of plate, left plate 37 and right plate 33 Shape is identical with structure and is in " Z " font, and by taking right plate 33 as an example, right plate 33 is by cutting by one block of steel plate Into it includes top 331, middle part 332 and bottom 333.

Power transmission arm also includes being connected to left plate 37, the back plate 32 of the upper rear end of right plate 33, and back plate 32 is by one block of steel Plate is formed by laser cutting, bending deformation, its 3rd riser 321 for including being oppositely arranged with starting stave 312, is connected to Sweptback second swash plate 322 of the bottom of 3rd riser 321, that is to say, that back plate 32 is not by left plate 37 and right plate 33 All coverings, now back plate 32, left plate 37, right plate 33 and lower plate 315 have been encircled a city a square hole.Energy-absorption box 34 is along preceding Rear is to the integrative-structure of extension, the front end of energy-absorption box 34 and the square hole solder joints, rear end and the stationary phase of driver's cabin chassis 4 Even.

So far, the top 331 of right plate 33 is located between upper plate 311, the riser 321 of starting stave 312 and the 3rd, right side The middle part 332 of plate 33 is located between the first swash plate 313 and the second swash plate 322, and the bottom 333 of right plate 33 is located at the second riser 314th, between lower plate 315 and energy-absorption box 34.

Meet and hit plate and left plate 37, right plate 33 and be after positioning clamping by neck, block tongue, then be weldingly connected, Specifically, block tongue 36 is arranged on left plate 37, on the upper, middle and lower of right plate 33, neck 35, which is arranged on to meet, hits plate On starting stave 312, the first swash plate 313 and the second riser 314, block tongue 36 to neck 35 is before caught in, that is, is met by rear and hits plate and a left side Side plate 37, right plate 33 are to be engaged by clamping along the longitudinal direction.

Lower plate 315 and left plate 37, right plate 33 are by the neck that is engaged by clamping along the vertical direction, block tongue structure positioning After clamping, then be weldingly connected, set specifically, left plate 37, the bottom of right plate 33 are provided with block tongue 36, lower plate 315 It is equipped with neck 35.In this embodiment, the clamping of left plate 37, right plate 33 and preceding cladding plate 31 is assembled for convenience, in left side Plate 37, the top of right plate 33 are not provided with block tongue, while neck is not provided with upper plate 311, left plate 37, right plate 33 It is directly to be weldingly connected with upper plate 311, certainly in other embodiments, can also be first if preceding cladding plate 31 is elastic relatively good Left plate 37, right plate 33 and upper plate 311 are engaged by clamping, are then weldingly connected again.

Left plate 37, right plate 33 are positioned by the neck being engaged by clamping along the longitudinal direction, block tongue structure and back plate 32 After clamping, then it is weldingly connected, specifically, left plate 37, the top of right plate 33, middle part rear end are provided with block tongue 36, back plate It is provided with neck 35 on 32 the 3rd riser 321, the second swash plate 322, back plate 32 is by rear to being before caught in left plate 37, right plate 33 On.

Wherein, left plate 37, all block tongues 36 1 have 12 on right plate 33, these block tongues 36 are left in excision forming Directly cutting reserves what is come when side plate 37, right plate 33, meets the neck 35 hit in plate, lower plate 315 and back plate 32 and also has altogether There are 12, these necks 35 can be by being cut by laser shaping or after bending deformation before bending deformation Cutting forming.

All necks 35, which are opened in, meets the position for being close to inboard for hitting plate, lower plate 315 and back plate 32, that is to say, that Neck 35 also has a certain distance apart from the edge of sheet material, so when left plate 37, right plate 33 and preceding cladding plate 31, back plate 32 are determined After the clamping of position, the toe for being welded and fixed by wlding and left plate 37, right plate 33 can be reserved in the outside of neck 35, During welding, welding can be quickly realized along toe, and weld seam more continuous, firm welding, welding quality is good.

When in use, the top of the right plate 33 of right side power transmission arm and the end on right side are anti-for power transmission arm in the utility model Hit beam 2 to be welded and fixed, other end and the vehicle frame column 5 of end collision prevention girders 2 are welded and fixed；The left plate 37 of left side power transmission arm The end collision prevention girders 2 in top and left side are welded and fixed, and other end and the vehicle frame column 5 of end collision prevention girders 2 are welded and fixed；Middle part The upper weld of the left end of collision prevention girders 1 and the right plate 33 of left side power transmission arm is fixed, the right-hand member of middle part collision prevention girders 1 and right side power transmission The upper weld of the left plate 37 of arm is fixed.

Wherein, vehicle frame column 5 has four, and is each perpendicular to driver's cabin chassis 4 and sets, and end collision prevention girders 2 are most leaned on position Preceding vehicle frame column 5 is welded and fixed, and the end of end collision prevention girders 2 offers the right angle for being engaged by clamping with vehicle frame column corner angle Groove 21, such end collision prevention girders 2 can just first pass through the corner angle clamping of trough with straight angle 21 and vehicle frame column 5 and then be welded and fixed again, So not only facilitate welding operation, welding usability good, and welding quality is high, bonding strength is big so that end collision prevention girders 2 When bearing offset collision and glancing collision, its connecting portion is difficult to be destroyed, so as to bear bigger collision deformation, Improve the collision protection effect of automobile.

During fabrication, each sheet material is after first passing through neck, block tongue positioning clamping, then to weld to power transmission arm in the utility model Connect connected, by the way of this clamping+welding, not only can just make to keep certain connection to close between sheet material before welding System, consequently facilitating welding operation, welding usability are good, but also can strengthen the bonding strength after welding between each sheet material, therefore When power transmission arm is born than stronger head-on crash, the weld seam on power transmission arm is difficult to be torn, and is just weld seam tear, each plate It is still to be connected together by neck and block tongue between material, can still transmits and absorb collision energy, so as to enhances biography The use function of the arm of force.

Power transmission arm in the utility model is integrally in " Z " character form structure, and this special structure has raised preceding anticollision Depth of beam so that when automobile is compared the passenger cars such as high lorry or SUV with chassis and collided, the front anti-collision beam of automobile by To shock, protective action is provided by front anti-collision beam, collision energy is directly delivered on energy-absorption box by front anti-collision beam by power transmission arm, A Path of Force Transfer is formd, energy-absorption box is fallen crash energy absorption by the crumple deformation of itself in the very first time, so as to subtract The deformation of few automotive front, protects the living space of passenger not to be broken into, and improves front anti-collision beam in face of high position collision When protection effect.

Wherein when a frontal collision occurs, protective action mainly is provided by middle part collision prevention girders 1, when occurring offset collision and small During angle collisions, protective action mainly is provided by end collision prevention girders 2, so that there is provided the effect of extraordinary full protection, can Various collision operating modes are tackled, and end collision prevention girders 2 are directly connected on vehicle frame column 5, such offset collision and little Jiao The collision energy of degree collision can be just transferred on vehicle frame column 5 by end collision prevention girders 2, then is delivered to by vehicle frame column 5 On chassis, so that improving end collision prevention girders 2 bears the ability of collision, and collision energy is absorbed to greatest extent, exempt from driver's cabin In being destroyed, ensure that the living space of driver is not invaded to greatest extent, it is ensured that the life security of driver.

Simultaneously as what middle part collision prevention girders 1 and end collision prevention girders 2 were connected to, therefore either head-on crash is still biased Collision and glancing collision, collision energy can be always delivered on chassis by middle part collision prevention girders 1 and end collision prevention girders 2, from And making the protective capacities that strengthens front anti-collision beam so that collision energy can be transferred to rapidly on chassis, form protection well Effect.

In the other embodiment of automobile：The number of energy-absorption box can be three or more, of corresponding power transmission arm Number is equal therewith；Front anti-collision beam can be integral type, and now front anti-collision beam can be welded and fixed with the starting stave of power transmission arm； Back plate and left plate, right plate can not clamping, but be directly weldingly connected；The size of back plate can also cover all left side Plate, right plate, now power transmission arm is exactly the structure of a closing；Upper plate and lower plate also can be with left plate, right plates without card Connect, but be directly weldingly connected；Upper plate and lower plate may not be hits the sheet material that plate is integrally connected with meeting, but independent plate Material；Block tongue can also be arranged on to meet and hit on plate, and now neck is arranged on left and right side plate, such as can have left and right side plate One flange, neck is opened on flange；Neck can not be the cell body of closing, can make open-minded shape mouthful and is overlapped on block tongue Together；Meet hit plate, lower plate, can be not provided with back plate the spacing of reserved toe, i.e. left and right side plate can be equal to meet hit plate, under The width of plate, back plate, such as after block tongue coordinates with neck, can meet block tongue one step of inside bending on left and right side plate Hit what the side of plate, lower plate, back plate and left and right side plate was generally flush with, toe is not reserved now；Meet and hit plate and can not be " Z " word Shape structure, such as it is exactly one piece of riser to meet and hit plate, and back plate is also one piece of riser, and now power transmission arm is exactly inclined straight from top to bottom Power transmission arm；Power transmission arm can not be to be surrounded by combined plate soldering, such as power transmission arm can be integrally casting shaping；Power transmission Arm can not be box like structure, and power transmission arm can be solid construction.

The implementation of collision protection structure is for example shown in Fig. 1 ~ Fig. 4, and the concrete structure of collision protection structure is real with above-mentioned automobile The collision protection structure applied described in example is identical, will not be described in detail herein.

Claims (10)

1. a kind of collision protection structure, includes the energy-absorbing for being used to be connected to driver's cabin chassis front end of at least two or so arrangements Box, it is characterised in that：Collision protection structure also includes the power transmission arm extended from top to bottom corresponding with energy-absorption box number, energy-absorption box On rear side of the lower end for being connected to power transmission arm, the upper end of power transmission arm is located at driver's cabin chassis when being connected with the use extended in left-right direction The front anti-collision beam of upside.

2. collision protection structure according to claim 1, it is characterised in that：The box shaped structure of power transmission arm.

3. collision protection structure according to claim 2, it is characterised in that：The power transmission arm by combined plate soldering and Include meeting into, power transmission arm hitting plate and being arranged at left plate, the right plate met and hit on rear side of plate, meet and hit plate and pass through card with corresponding side plate Groove, block tongue positioning clamping, meet that to hit plate and corresponding plate-side plate welding connected.

4. collision protection structure according to claim 3, it is characterised in that：Block tongue is arranged on left and right side plate, and neck is set Be placed in meet and hit on plate, block tongue by rear to being before caught in neck, meet hit on plate be reserved with the outside of neck for by wlding with it is right The toe for answering plate-side plate welding to fix.

5. collision protection structure according to claim 4, it is characterised in that：Power transmission arm also includes upper plate and lower plate, left side Plate, right plate are positioned by least one sheet material in the neck being engaged by clamping along the vertical direction, block tongue structure and upper plate, lower plate Clamping, upper end and the upper plate of left and right side plate are weldingly connected, and lower end and the lower plate of left and right side plate are weldingly connected.

6. the collision protection structure according to claim 3 ~ 5 any one, it is characterised in that：On the rear end of left and right side plate Portion is connected with back plate, and the rear end lower of left and right side plate is connected with the energy-absorption box.

7. collision protection structure according to claim 6, it is characterised in that：Left plate, right plate pass through along the longitudinal direction Neck, block tongue structure and the back plate positioning clamping of clamping engagement, left and right side plate are weldingly connected with back plate.

8. a kind of automobile, including driver's cabin chassis and the collision protection structure for being arranged on driver's cabin chassis front end, collision protection knot Structure includes the energy-absorption box for being connected to driver's cabin chassis front end of at least two or so arrangements, it is characterised in that：Collision protection structure Also include the power transmission arm extended from top to bottom corresponding with energy-absorption box number, energy-absorption box is connected on rear side of the lower end of power transmission arm, is passed Front anti-collision beam of the upper end of arm of force when being connected with the use extended in left-right direction on the upside of driver's cabin chassis.

9. automobile according to claim 8, it is characterised in that：The box shaped structure of power transmission arm.

10. automobile according to claim 9, it is characterised in that：The power transmission arm is formed by combined plate soldering, power transmission arm The left plate, the right plate that hit on rear side of plate are met including meeting to hit plate and be arranged at, meets that to hit plate fixed by neck, block tongue with corresponding side plate Position clamping, meets that to hit plate and corresponding plate-side plate welding connected.