CN208682775U - A kind of Compressible automobile buffer beam - Google Patents
A kind of Compressible automobile buffer beam Download PDFInfo
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- CN208682775U CN208682775U CN201821376316.0U CN201821376316U CN208682775U CN 208682775 U CN208682775 U CN 208682775U CN 201821376316 U CN201821376316 U CN 201821376316U CN 208682775 U CN208682775 U CN 208682775U
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Abstract
The utility model relates to automobiles to protect field, it in particular is a kind of Compressible automobile buffer beam, including anticollision front-axle beam and double telescopic device, its advantages rotation rotation ball, rotation ball can drive lead screw to rotate, the lead screw of rotation can drive T shape convex block to move left and right, width is adjusted according to different automobiles, when automobile collides, anticollision front frame drives four cylinders that are slidably connected to slide on connecting plate, foam-rubber cushion is squeezed, as the first pipe protection, anticollision front-axle beam can also drive the flexible convex block on the spring lock chamber I of two sides to slide in telescopic chute, also drive telescoping cylinders in the sliding intracavitary sliding of cylinder simultaneously, at this moment spring can be compressed, as the second pipe protection, spring lock chamber II band piston is slided in pressure chamber, pressure chamber bottom surface is provided with venthole, work as work When plug slides in pressure chamber, air can be squeezed, the air in pressure chamber is allowed to be discharged from venthole.
Description
Technical field
The utility model relates to automobiles to protect field, in particular be a kind of Compressible automobile buffer beam.
Background technique
There is a kind of Compressible automobile collision preventing girder construction of a Patent No. CN201720420389.4 now, including preceding
Stringer, anti-collision beam and energy-absorption box in front of front longitudinal beam, the energy-absorption box include the sleeve extended along the longitudinal direction, sliding
The piston being sealedly connected in sleeve, the piston and the sleeve surround main seal cavity, and the main seal cavity is filled with fluid,
The main seal cavity is equipped with relief hole, and the relief hole can be connected with pressure release blanking cover with extracting outward；The sleeve and piston two
Person, one links together with the anti-collision beam, another one links together with the front longitudinal beam.The utility model knot does not have
Carriage cannot be suitble to most of automobile, only carry out anticollision by a kind of method, the effect played is bad.
Summary of the invention
The utility model relates to automobiles to protect field, in particular be a kind of Compressible automobile buffer beam, including anti-
Front-axle beam and double telescopic device are hit, the present apparatus is provided with slide construction, so the present apparatus may be mounted on most of automobiles, also
Protect car crass by three kinds of methods.
The anticollision front-axle beam includes connecting plate, T shape slideway, the bearing block with bearing, lead screw and rotation ball, connecting plate
Both ends are provided with T shape slideway, and two T shape slideway outer ends are fixedly connected with the bearing block with bearing, and two lead screws rotate respectively
It is connected on two bearing blocks with bearing, the outer end of two lead screws is fixedly connected to rotation ball；
The double telescopic device includes T shape convex block, fixed plate, spring lock chamber I, flexible convex block, spring lock chamber
II, fixed block, fixed traveller, sliding block, pressure chamber, venthole, link block, fixed cylinder, spring, the sliding chamber of cylinder, telescopic chute,
Telescoping cylinders and piston, fixed plate are fixed on T shape convex block left end, and spring lock chamber I is fixed on fixed plate left end, spring lock chamber
The upper and lower ends of I are provided with flexible convex block, and fixed cylinder is fixedly connected on fixed plate left end, and fixed cylinder is fixed positioned at spring
In chamber I, the sliding chamber of cylinder is provided on fixed cylinder, spring is inserted on fixed cylinder, and spring is located in spring lock chamber I, spring
Lock chamber II upper and lower ends are provided with telescopic chute, and telescoping cylinders are fixedly connected in spring lock chamber II, two stretch it is convex
Block is slidably connected at respectively in two telescopic chutes, and telescoping cylinders are slidably connected at sliding intracavitary, the left end spring lock chamber II of cylinder
It is fixedly connected with piston, the outer surface spring lock chamber II upper and lower ends are fixedly connected to fixed block, solid on two fixed blocks
Surely it is connected with fixed traveller, piston is slidably connected at pressure chamber, and the upper and lower ends of pressure chamber outer surface are provided with sliding block, and two
Fixed traveller is slidably connected at respectively in two sliding blocks, and pressure chamber bottom surface is provided with venthole, and venthole is connected to pressure chamber, pressure
Power chamber left end is fixedly connected there are four link block；
There are two the double telescopic devices, and the T shape convex block on two double telescopic devices is slidably connected at two respectively
In a T shape slideway, two lead screws are connected through a screw thread with two T shape convex blocks respectively.
As advanced optimizing for the technical program, a kind of Compressible automobile buffer beam of the utility model, described is anti-
Hitting front-axle beam further includes be slidably connected cylinder, anticollision front frame and foam-rubber cushion, and four cylinders that are slidably connected are slidably connected at connection respectively
On four angles of plate, four cylinder right ends that are slidably connected are fixedly connected on four angles of anticollision front frame, foam-rubber cushion and four cunnings
Dynamic connecting cylinder is slidably connected, and foam-rubber cushion is between connecting plate and anticollision front frame.
As advanced optimizing for the technical program, a kind of Compressible automobile buffer beam of the utility model, described in two
Rotation ball on be provided with circular through hole.
As advanced optimizing for the technical program, a kind of Compressible automobile buffer beam of the utility model is same double
The sliding chamber of spring lock chamber I, spring lock chamber II, pressure chamber, venthole, fixed cylinder, spring, cylinder on weight telescopic device,
Telescoping cylinders and piston coaxial.
A kind of Compressible automobile buffer beam of the utility model has the beneficial effect that
A kind of Compressible automobile buffer beam of the utility model, its advantages rotation rotation ball, rotation ball can be with
Lead screw rotation is driven, the lead screw of rotation can drive T shape convex block to move left and right, is adjusted according to different automobiles to width,
When automobile collides, anticollision front frame drives four cylinders that are slidably connected to slide on connecting plate, squeezes foam-rubber cushion,
As the first pipe protection, anticollision front-axle beam can also drive the flexible convex block on the spring lock chamber I of two sides sliding in telescopic chute
It is dynamic, while also driving telescoping cylinders in the sliding intracavitary sliding of cylinder, at this moment spring can be compressed, as the second pipe protection,
Spring lock chamber II band piston is slided in pressure chamber, and pressure chamber bottom surface is provided with venthole, when piston is sliding in pressure chamber
When dynamic, air can be squeezed, allow the air in pressure chamber to be discharged from venthole, air will not be discharged in a short time, just
Piston can be limited slowly to slide in pressure chamber, as band third pipe protection.
Detailed description of the invention
The utility model is described in more detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of Compressible automobile buffer beam of the utility model.
Fig. 2 is anticollision front beam structure schematic diagram.
Fig. 3 is anticollision front-axle beam partial structure diagram.
Fig. 4 is anticollision front frame structural schematic diagram.
Fig. 5 is double telescopic apparatus structure schematic diagram.
Fig. 6 is double telescopic device another side structural schematic diagram.
Fig. 7 is double telescopic device partial structure diagram one.
Fig. 8 is double telescopic device partial structure diagram two.
Fig. 9 is double telescopic device partial structure diagram three.
In figure: anticollision front-axle beam 1；Connecting plate 1-1；T shape slideway 1-2；Bearing block 1-3 with bearing；Lead screw 1-4；Rotation circle
Ball 1-5；Be slidably connected cylinder 1-6；Anticollision front frame 1-7；Foam-rubber cushion 1-8；Double telescopic device 2；T shape convex block 2-1；Fixed plate 2-
2；Spring lock chamber I2-3；Flexible convex block 2-4；Spring lock chamber II2-5；Fixed block 2-6；Fixed traveller 2-7；Sliding block 2-8；Pressure
Power chamber 2-9；Venthole 2-10；Link block 2-11；Fixed cylinder 2-12；Spring 2-13；Cylinder slides chamber 2-14；Telescopic chute 2-
15；Telescoping cylinders 2-16；Piston 2-17.
Specific embodiment
Specific embodiment 1:
Illustrate present embodiment below with reference to Fig. 1-9, the utility model relates to automobiles to protect field, in particular be one
Kind Compressible automobile buffer beam, including anticollision front-axle beam 1 and double telescopic device 2, its advantages rotation rotation ball 1-5,
Rotation ball 1-5 can drive lead screw 1-4 to rotate, and the lead screw 1-4 of rotation can drive T shape convex block 2-1 to move left and right, according to not
Same automobile is adjusted width, and when automobile collides, anticollision front frame 1-7 drives four cylinder 1-6 that are slidably connected to exist
It is slided on connecting plate 1-1, foam-rubber cushion 1-8 is squeezed, as the first pipe protection, anticollision front-axle beam 1 can also drive two sides
Flexible convex block 2-4 on spring lock chamber I2-3 is slided in telescopic chute 2-15, while also driving telescoping cylinders 2-16 in circle
Sliding in the sliding chamber 2-14 of column, at this moment can compress spring 2-13, as the second pipe protection, spring lock chamber II2-5 band
Piston 2-17 is slided in pressure chamber 2-9, and the bottom surface pressure chamber 2-9 is provided with venthole 2-10, when piston 2-17 is in pressure chamber
In 2-9 when sliding, air can be squeezed, allow the air in pressure chamber 2-9 to be discharged from venthole 2-10, air will not be short
Discharge in time, so that it may limit piston 2-17 and slowly be slided in pressure chamber 2-9, as band third pipe protection.
The anticollision front-axle beam 1 includes connecting plate 1-1, T shape slideway 1-2, the bearing block 1-3 with bearing, lead screw 1-4 and turns
Dynamic ball 1-5, the both ends connecting plate 1-1 are provided with T shape slideway 1-2, and connecting plate 1-1 plays the role of being connected and fixed, and T shape is sliding
Road 1-2 can provide a sliding space to T shape convex block 2-1, and two outer ends T shape slideway 1-2 are fixedly connected with the axis with bearing
A 1-3 is held, the effect of the bearing block 1-3 with bearing is fixed to lead screw 1-4, allow lead screw 1-4 around the axis rotation of itself, two
Lead screw 1-4 is rotatably connected on respectively on two bearing block 1-3 with bearing, and the outer end of two lead screw 1-4, which is fixedly connected to, to be turned
Dynamic ball 1-5, rotation rotation ball 1-5 can drive lead screw 1-4 to rotate；
The double telescopic device 2 includes T shape convex block 2-1, fixed plate 2-2, spring lock chamber I2-3, flexible convex block 2-
4, spring lock chamber II2-5, fixed block 2-6, fixed traveller 2-7, sliding block 2-8, pressure chamber 2-9, venthole 2-10, link block 2-
11, the sliding chamber 2-14 of fixed cylinder 2-12, spring 2-13, cylinder, telescopic chute 2-15, telescoping cylinders 2-16 and piston 2-17, Gu
Fixed board 2-2 is fixed on the left end T shape convex block 2-1, and T shape convex block 2-1 can drive double telescopic device 2 mobile, and fixed plate 2-2 rises
To the effect being connected and fixed, spring lock chamber I2-3 is fixed on the left end fixed plate 2-2, and spring lock chamber I2-3 can give spring
2-13 limit, the upper and lower ends of spring lock chamber I2-3 are provided with flexible convex block 2-4, and the convex block 2-4 that stretches can be solid to spring
Determine the position of chamber I2-3 limit slippage, fixed cylinder 2-12 is fixedly connected on the left end fixed plate 2-2, and fixed cylinder 2-12 can be with
A slotting space is provided to spring 2-13, fixed cylinder 2-12 is located in spring lock chamber I2-3, sets on fixed cylinder 2-12
It is equipped with the sliding chamber 2-14 of cylinder, the sliding chamber 2-14 of cylinder provides a sliding space to telescoping cylinders 2-16, and spring 2-13 is inserted in fixation
On cylinder 2-12, spring 2-13 is located in spring lock chamber I2-3, and spring lock chamber II2-5 upper and lower ends are provided with flexible
Slideway 2-15, telescopic chute 2-15 give flexible convex block 2-4 to provide a sliding space, and telescoping cylinders 2-16 is fixedly connected on spring
In lock chamber II2-5, two flexible convex block 2-4 are slidably connected at respectively in two telescopic chute 2-15, and telescoping cylinders 2-16 is sliding
It is dynamic to be connected in the sliding chamber 2-14 of cylinder, when telescoping cylinders 2-16 is slidably connected in the sliding chamber 2-14 of cylinder, so that it may to spring
2-13 is squeezed, to play the role of protecting automobile, the left end spring lock chamber II2-5 is fixedly connected with piston 2-17, living
Plug 2-17 can compress the air in pressure chamber 2-9, and the outer surface spring lock chamber II2-5 upper and lower ends are fixedly connected with
There are fixed block 2-6, fixed block 2-6 that fixed traveller 2-7 is given to provide a fixed space, is fixedly connected on two fixed block 2-6
There are fixed traveller 2-7, piston 2-17 to be slidably connected at pressure chamber 2-9, the upper and lower ends of the outer surface pressure chamber 2-9 are provided with cunning
Block 2-8, sliding block 2-8 can provide a sliding space to fixed traveller 2-7, and two fixed traveller 2-7 are slidably connected at respectively
In two sliding block 2-8, when two fixed traveller 2-7 are slidably connected at respectively in two sliding block 2-8, pressure chamber 2-9 can be given
It is fixed, will not be because of gravity the problem of, and generate pressure chamber 2-9 and deviate origin-location, it cannot pressed so as to cause piston 2-17
It is normally slided in power chamber 2-9, the bottom surface pressure chamber 2-9 is provided with venthole 2-10, and the effect of venthole 2-10 is piston 2-17
The discharge of compressed air, venthole 2-10 are connected to pressure chamber 2-9, and being only connected to just can be air from venthole 2-10
Discharge, the left end pressure chamber 2-9 are fixedly connected there are four link block 2-11, whole device are installed by four link block 2-11
On automobile；
There are two the double telescopic devices 2, and the T shape convex block 2-1 on two double telescopic devices 2 is slidably connected respectively
In two T shape slideway 1-2, slided when the T shape convex block 2-1 on two double telescopic devices 2 is slidably connected at two T shapes respectively
When in road 1-2, T shape slideway 1-2 can be limited to T shape convex block 2-1, and T shape convex block 2-1 can only be slided and is not able to rotate, two silks
Thick stick 1-4 is connected through a screw thread with two T shape convex block 2-1 respectively, and the lead screw 1-4 of rotation can drive T shape convex block 2-1 in T shape
It is moved in slideway 1-2.
Specific embodiment 2:
Illustrate present embodiment below with reference to Fig. 1-7, present embodiment is described further embodiment one, described
Anticollision front-axle beam 1 further includes be slidably connected cylinder 1-6, anticollision front frame 1-7 and foam-rubber cushion 1-8, four cylinder 1-6 difference that are slidably connected
It is slidably connected on four angles of connecting plate 1-1, four cylinder 1-6 that are slidably connected play the role of connection sliding, four slidings
Connecting cylinder 1-6 right end is fixedly connected on four angles of anticollision front frame 1-7, and anticollision front frame 1-7 is a protective device, sea
Silk floss pad 1-8 and four cylinder 1-6 that are slidably connected be slidably connected, foam-rubber cushion 1-8 be located at connecting plate 1-1 and anticollision front frame 1-7 it
Between, foam-rubber cushion 1-8 can play the role of buffering, thus to carry out protection automobile.
Specific embodiment 3:
Illustrate that present embodiment, present embodiment are described further embodiment one below with reference to Fig. 1-7, two institutes
It is provided with circular through hole on the rotation ball 1-5 stated, iron thick stick is inserted in circular through hole, rotation that can be more labor-saving rotates circle
Ball 1-5.
Specific embodiment 4:
Illustrate present embodiment below with reference to Fig. 1-7, present embodiment is described further embodiment one, same
Spring lock chamber I2-3, spring lock chamber II2-5, pressure chamber 2-9, venthole 2-10, fixed cylinder on double telescopic device 2
The sliding chamber 2-14 of 2-12, spring 2-13, cylinder, telescoping cylinders 2-16 and piston 2-17 are coaxial.
A kind of working principle of Compressible automobile buffer beam of the utility model: two rotation ball 1-5 of rotation, two silks
The outer end of thick stick 1-4 is fixedly connected to rotation ball 1-5, and two rotation ball 1-5 can drive two lead screw 1-4 rotations respectively
Turn, two T shape convex block 2-1 are slidably connected at respectively in two T shape slideway 1-2, and T shape of two lead screw 1-4 respectively with two is convex
Block 2-1 is connected through a screw thread, and the lead screw 1-4 of two rotations can drive two T shape convex block 2-1 in two T shape slideway 1-2
It is mobile, width is adjusted according to different automobiles, when automobile collides, four cylinder 1-6 that are slidably connected are slided respectively
Dynamic to be connected on four angles of connecting plate 1-1, four cylinder 1-6 right ends that are slidably connected are fixedly connected on the four of anticollision front frame 1-7
On a angle, foam-rubber cushion 1-8 is slidably connected with four cylinder 1-6 that are slidably connected, before foam-rubber cushion 1-8 is located at connecting plate 1-1 and anticollision
Between frame 1-7, anticollision front frame 1-7 drives four cylinder 1-6 that are slidably connected to slide on connecting plate 1-1, carries out to foam-rubber cushion 1-8
It squeezes, as the first pipe protection, the upper and lower ends of spring lock chamber I2-3 are provided with flexible convex block 2-4, fixed cylinder 2-12
It is fixedly connected on the left end fixed plate 2-2, fixed cylinder 2-12 is located in spring lock chamber I2-3, is provided on fixed cylinder 2-12
Cylinder slides chamber 2-14, and spring 2-13 is inserted on fixed cylinder 2-12, and spring lock chamber II2-5 upper and lower ends are provided with flexible cunning
Road 2-15, telescoping cylinders 2-16 are fixedly connected in spring lock chamber II2-5, and two flexible convex block 2-4 are slidably connected at respectively
In two telescopic chute 2-15, telescoping cylinders 2-16 is slidably connected in the sliding chamber 2-14 of cylinder, the left end spring lock chamber II2-5
It is fixedly connected with piston 2-17, anticollision front-axle beam 1 can also drive the flexible convex block 2-4 on the spring lock chamber I2-3 of two sides stretching
Sliding in contracting slideway 2-15, while telescoping cylinders 2-16 also being driven to slide in the sliding chamber 2-14 of cylinder, it at this moment can be to spring 2-
13 are compressed, and as the second pipe protection, the left end spring lock chamber II2-5 is fixedly connected with piston 2-17, piston 2-17 sliding
It is connected to pressure chamber 2-9, spring lock chamber II2-5 band piston 2-17 is slided in pressure chamber 2-9, and the bottom surface pressure chamber 2-9 is set
It is equipped with venthole 2-10, when piston 2-17 is slided in pressure chamber 2-9, extruding compression can be carried out to air, allows pressure chamber 2-9
Interior air is discharged from venthole 2-10, and air will not be discharged in a short time, so that it may limit piston 2-17 in pressure chamber 2-9
Interior slow sliding, as band third pipe protection.
Certainly, above description is not limitation of the utility model, and the utility model is also not limited to the example above, this skill
The variations, modifications, additions or substitutions that the those of ordinary skill in art field is made in the essential scope of the utility model, also belong to
In the protection scope of the utility model.
Claims (4)
1. a kind of Compressible automobile buffer beam, including anticollision front-axle beam (1) and double telescopic device (2), it is characterised in that: described
Anticollision front-axle beam (1) include connecting plate (1-1), T shape slideway (1-2), the bearing block (1-3) with bearing, lead screw (1-4) and rotation
Ball (1-5), the both ends connecting plate (1-1) are provided with T shape slideway (1-2), and two T shape slideway (1-2) outer ends are fixedly connected with
Bearing block (1-3) with bearing, two lead screws (1-4) are rotatably connected on respectively on two bearing blocks (1-3) with bearing, and two
The outer end of lead screw (1-4) is fixedly connected to rotation ball (1-5)；
The double telescopic device (2) include T shape convex block (2-1), fixed plate (2-2), spring lock chamber I (2-3), stretch it is convex
Block (2-4), fixed block (2-6), fixed traveller (2-7), sliding block (2-8), pressure chamber (2-9), goes out spring lock chamber II (2-5)
Stomata (2-10), link block (2-11), fixed cylinder (2-12), spring (2-13), cylinder sliding chamber (2-14), telescopic chute (2-
15), telescoping cylinders (2-16) and piston (2-17), fixed plate (2-2) are fixed on the left end T shape convex block (2-1), spring lock chamber I
(2-3) is fixed on the left end fixed plate (2-2), and the upper and lower ends of spring lock chamber I (2-3) are provided with flexible convex block (2-4), Gu
Determine cylinder (2-12) and is fixedly connected on the left end fixed plate (2-2), fixed cylinder (2-12) is located in spring lock chamber I (2-3), Gu
Determine to be provided with cylinder cunning chamber (2-14) on cylinder (2-12), spring (2-13) is inserted on fixed cylinder (2-12), spring (2-13)
In spring lock chamber I (2-3), spring lock chamber II (2-5) upper and lower ends are provided with telescopic chute (2-15), and stretch circle
Column (2-16) is fixedly connected in spring lock chamber II (2-5), and two flexible convex blocks (2-4) are slidably connected at two respectively and stretch
In slideway (2-15), telescoping cylinders (2-16) are slidably connected in cylinder sliding chamber (2-14), and the left end spring lock chamber II (2-5) is solid
Surely it being connected with piston (2-17), the outer surface spring lock chamber II (2-5) upper and lower ends are fixedly connected to fixed block (2-6), and two
It is fixedly connected to fixed traveller (2-7) on a fixed block (2-6), piston (2-17) is slidably connected at pressure chamber (2-9), pressure
The upper and lower ends of the outer surface chamber (2-9) are provided with sliding block (2-8), and two fixed travellers (2-7) are slidably connected at two respectively
In sliding block (2-8), the bottom surface pressure chamber (2-9) is provided with venthole (2-10), and venthole (2-10) is connected to pressure chamber (2-9),
The left end pressure chamber (2-9) is fixedly connected there are four link block (2-11)；
There are two the double telescopic devices (2), the company of sliding respectively of the T shape convex block (2-1) on two double telescopic devices (2)
It connects in two T shape slideways (1-2), two lead screws (1-4) are connected through a screw thread with two T shape convex blocks (2-1) respectively.
2. a kind of Compressible automobile buffer beam according to claim 1, it is characterised in that: the anticollision front-axle beam (1)
It further include be slidably connected cylinder (1-6), anticollision front frame (1-7) and foam-rubber cushion (1-8), four cylinders that are slidably connected (1-6) are respectively
It is slidably connected on four angles of connecting plate (1-1), four cylinder that is slidably connected (1-6) right ends are fixedly connected on anticollision front frame
On four angles of (1-7), foam-rubber cushion (1-8) is slidably connected with four cylinders that are slidably connected (1-6), and foam-rubber cushion (1-8), which is located at, to be connected
Between fishplate bar (1-1) and anticollision front frame (1-7).
3. a kind of Compressible automobile buffer beam according to claim 1, it is characterised in that: rotation ball described in two
Circular through hole is provided on (1-5).
4. a kind of Compressible automobile buffer beam according to claim 1, it is characterised in that: the same double telescopic device
(2) spring lock chamber I (2-3), spring lock chamber II (2-5), pressure chamber (2-9), venthole (2-10), fixed cylinder on
(2-12), spring (2-13), cylinder sliding chamber (2-14), telescoping cylinders (2-16) and piston (2-17) are coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821376316.0U CN208682775U (en) | 2018-08-25 | 2018-08-25 | A kind of Compressible automobile buffer beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821376316.0U CN208682775U (en) | 2018-08-25 | 2018-08-25 | A kind of Compressible automobile buffer beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208682775U true CN208682775U (en) | 2019-04-02 |
Family
ID=65886757
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821376316.0U Expired - Fee Related CN208682775U (en) | 2018-08-25 | 2018-08-25 | A kind of Compressible automobile buffer beam |
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| Country | Link |
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| CN (1) | CN208682775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562176A (en) * | 2019-09-10 | 2019-12-13 | 六安斯达复合材料有限公司 | Front bumper structure of truck |
-
2018
- 2018-08-25 CN CN201821376316.0U patent/CN208682775U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110562176A (en) * | 2019-09-10 | 2019-12-13 | 六安斯达复合材料有限公司 | Front bumper structure of truck |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190402 Termination date: 20190825 |
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| CF01 | Termination of patent right due to non-payment of annual fee |