CN209307923U - A kind of buffer of highway engineering maintenance - Google Patents
A kind of buffer of highway engineering maintenance Download PDFInfo
- Publication number
- CN209307923U CN209307923U CN201821628590.2U CN201821628590U CN209307923U CN 209307923 U CN209307923 U CN 209307923U CN 201821628590 U CN201821628590 U CN 201821628590U CN 209307923 U CN209307923 U CN 209307923U
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- plate
- buffer
- rod
- millimeters
- highway engineering
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Abstract
The utility model provides a kind of buffer of highway engineering maintenance, including protective frame, support tube, rack, clamping screw place pad, fastening installation rod structure, the buried fixed plate structure of counterweight is adjusted in damping, buffering mounting plates structure, protective plate, protecting tube, fender rod, bolt is installed, mounting plate, nameplate and mounting hole, the support tube are welded on the middle position of protective frame front surface lower part；The rack is plugged on the inside upper part of support tube；The clamping screw is threaded in the junction of support tube and rack；The placement pad is glued to the top of rack.The utility model support plate, connecting tube, connecting rod, stopper, buffer spring, connecting plate, the setting of otic placode and anti-guard aperture are conducive to the damping effect for increasing buffer；Long nut, threaded rod, casing, conehead connect bolt, and the setting of holding rod and Anti-slip cover is conducive to the fixed effect for increasing buffer.
Description
Technical field
The utility model belongs to buffer technical field more particularly to a kind of anticollision of highway engineering maintenance is slow
Flushing device.
Background technique
Anticollision buffering be exactly the principal mode for referring to a kind of crash bearer, for absorb collision energy for protect vehicle and
Passenger, but traditional buffer anti-pressure ability is weaker, production structure is single, can not play protection well and make
With.
China Patent Publication No. is CN207435975U, and invention and created name is that a kind of anticollision of highway engineering maintenance is slow
Flushing device, the shock plate of protecting crust and right part including middle part；Protecting crust right end sidewalls be uniformly equipped with it is multiple in left-right direction
The buffer ferrule of sliding；Buffer ferrule right end is all fixedly connected with shock plate left end；Buffer ferrule left end passes through on the right side of protecting crust
Wall, and be slidably connected with protecting crust；Buffer ferrule left end is all fixedly mounted with a buffer board；Buffering is socketed in buffer ferrule
Spring；Buffer spring right end and shock plate left side wall are fixedly mounted；Buffer spring left end and buffer board right side wall are fixedly mounted；It is anti-
Front-rear side walls are provided with limiting groove in protective case；The elastic slice of V-arrangement is fixedly installed in limiting groove；It is rotatably equipped in limiting groove straight
The confinement block of angle triangle；Elastic slice one end and limiting groove are fixedly mounted, and the other end and one right-angle side of confinement block are fixedly mounted；Buffering
Plate is contacted with confinement block；Two are fixedly installed with multiple buffering bur plates before and after the side wall of buffer board left end；It is left to buffer bur plate
End side wall is fixedly installed with breakthrough thorn；Buffering bur plate rear and front end is evenly arranged with impact thorn, and impacts the height of thorn along slow
Conflict thorn plate length direction is sequentially increased from left to right；Protecting crust left end lateral wall is provided with accumulator tank；Accumulator tank bottom end is fixed
Support shaft is installed；By supporting shaft to be rotatably equipped with support plate in accumulator tank；Support plate right part and support shaft rotation
Connection；Accumulator tank top is fixedly installed with recycling shaft；Multiple folded sheets are rotatably equipped with by recycling shaft in accumulator tank；Branch
Fagging top left part is provided with multiple notches；The folded sheet other end is rotatablely installed with notch；Folding plate surface is slidably socketed peace
Equipped with closing piece；Screw thread engagement in closing piece side is connected with puller bolt.But there is also dampings to delay for existing buffer
It is poor to rush effect, it has not been convenient to the fixed and poor problem of stability.
Therefore, the buffer for inventing a kind of highway engineering maintenance is very necessary.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of buffer of highway engineering maintenance,
It is poor to solve existing hair buffer damping, buffering effect, it has not been convenient to fixed and stability poor the problem of washing.It is a kind of
The buffer of highway engineering maintenance, including protective frame, support tube, rack, clamping screw place pad, and damping is slow
Mounting plates structure is rushed, fastening installation rod structure, the buried fixed plate structure of counterweight, protective plate, protecting tube, fender rod, peace is adjusted
Bolt is filled, mounting plate, nameplate and mounting hole, the support tube are welded on the middle position of protective frame front surface lower part；It is described
Rack be plugged on the inside upper part of support tube；The clamping screw is threaded in the connection of support tube and rack
Place；The placement pad is glued to the top of rack；The damping, buffering mounting plates structure is mounted on the right side of protective frame；
Lower left quarter of the adjustable fastening mounting rod structure setting in protective frame rear surface；The buried fixed plate structure of the counterweight
The right side of protective frame bottom is set；The protection plate bolt is connected to the right upper portion of protective frame front surface；Described is anti-
Pillar is respectively welded at the left and right sides of protective plate bottom；The fender rod is plugged on the lower inside of protecting tube；Described
Installation bolt thread is connected to the junction of protecting tube and fender rod；The mounting plate is welded on the lower part of fender rod；It is described
Nameplate be embedded in the middle position of mounting plate front surface；The mounting hole is provided with the quadrangle position of nameplate front surface respectively
It sets；The damping, buffering mounting plates structure includes support plate, connecting tube, connecting rod, stopper, buffer spring, connecting plate, otic placode
With anti-guard aperture, the connecting tube is successively welded on the middle position on the right side of support plate from top to bottom；The connecting rod is lateral
It is plugged on the inner right side of connecting tube；The stopper is welded on the left side of connecting rod；Described buffer spring one end is welded on
The inside left of connecting tube, the other end are welded on the left side of stopper；The connecting plate is welded on the right side of connecting rod；It is described
Otic placode be respectively welded at the top on the right side of connecting plate and the lower part on the right side of connecting plate；The anti-guard aperture is provided with the positive table of otic placode
The middle position of right side of face.
Preferably, the thickness of the placement pad is set as two millimeters to four millimeters；The upper surface of the placement pad is set
It is equipped with "-" type anti-skid chequer；The placement pad specifically uses rubber pad.
Preferably, the internal diameter of the mounting hole is set as two millimeters to four millimeters；The mounting hole and mounting hole
Horizontal spacing is set as four centimetres to six centimetres；The longitudinal pitch of the mounting hole and mounting hole is set as two centimetres to four lis
Rice.
Preferably, the diameter of the buffer spring is set as four millimeters to six millimeters；The length of the buffer spring is arranged
It is two centimetres to four centimetres；The buffer spring specifically uses outer surface to be painted with the stainless steel spring of rust preventive coating.
Preferably, the longitudinal pitch of the otic placode and otic placode is set as 35 centimetres to 45 centimetres；Described
The internal diameter of anti-guard aperture is set as two millimeters to four millimeters.
Preferably, adjustable fastening installation rod structure includes long nut, threaded rod, casing, conehead, connection spiral shell
Bolt, holding rod and Anti-slip cover, the threaded rod are threaded in the middle position on the inside of long nut；The casing is socketed in spiral shell
The lower part of rasp bar；The conehead is plugged on the lower part of casing；The connection bolt thread is connected to the company of casing and conehead
Meet place；The holding rod is socketed in the top of threaded rod；The Anti-slip cover is socketed in the upper left quarter of holding rod outer surface.
Preferably, the inner wall gluing of the casing is connected to the rubber layer with a thickness of one millimeter to three millimeters.
Preferably, the wall thickness of the Anti-slip cover is set as one millimeter to three millimeters；The outer surface of the Anti-slip cover is set
It is equipped with "-" type anti-skid chequer；The Anti-slip cover specifically uses silica gel sheath.
Preferably, the buried fixed plate structure of the counterweight includes bottom plate, supporter, barrier plate, shaft, adjusts bolt,
Clump weight and connecting rope, the supporter are respectively welded at the left and right sides of bottom base plate；The barrier plate passes through shaft
It is connected to the lower inside of supporter；The adjusting bolt thread is connected to the junction of supporter and shaft；Described matches
Pouring weight is placed on the middle position of supporter upper surface；Described connecting rope one end is glued to the lower part of bottom plate, and the other end is glued
In the middle position of clump weight upper surface.
Preferably, the clump weight uses two kilograms to four kilograms of piece of stainless steel.
Preferably, the length of the connecting rope is set as four centimetres to six centimetres；The connecting rope specifically uses Buddhist nun
Long Sheng.
Preferably, the support plate and protective frame are bolted setting；The long nut and protective frame welding are arranged；
The bottom plate and protective frame is bolted setting.
Compared with prior art, the utility model has the following beneficial effects:
1. in the utility model, the support plate, connecting tube, connecting rod, stopper, buffer spring, connecting plate, otic placode and
The setting of anti-guard aperture is conducive to the damping effect for increasing buffer.
2. in the utility model, the long nut, threaded rod, casing, conehead connects bolt, holding rod and Anti-slip cover
Setting is conducive to the fixed effect for increasing buffer.
3. in the utility model, the bottom plate, supporter, barrier plate, shaft adjusts bolt, clump weight and connecting rope
Setting, be conducive to buffer carry out counterweight, to solve the problems, such as that buffer stability is poor.
4. in the utility model, the thickness of the placement pad is set as two millimeters to four millimeters；The placement pad
Upper surface is provided with "-" type anti-skid chequer；The placement pad specifically uses rubber pad, is beneficial to prevent the article placed on pad
It slides.
5. in the utility model, the internal diameter of the mounting hole is set as two millimeters to four millimeters；The mounting hole and
The horizontal spacing of mounting hole is set as four centimetres to six centimetres；The longitudinal pitch of the mounting hole and mounting hole is set as two lis
Meter Zhi Si centimetres, be conducive to carry out reinforcement fixation to nameplate.
6. in the utility model, the diameter of the buffer spring is set as four millimeters to six millimeters；The buffer spring
Length is set as two centimetres to four centimetres；The buffer spring specifically uses outer surface to be painted with the stainless steel bomb of rust preventive coating
Spring is beneficial to prevent buffer spring and gets rusty damage.
7. in the utility model, the longitudinal pitch of the otic placode and otic placode is set as 35 centimetres to 45 lis
Rice；The internal diameter of the anti-guard aperture is set as two millimeters to four millimeters, is conducive to install shock absorption buffering mechanism.
8. in the utility model, the wall thickness of the Anti-slip cover is set as one millimeter to three millimeters；The Anti-slip cover
Outer surface is provided with "-" type anti-skid chequer；The Anti-slip cover specifically uses silica gel sheath, be conducive to increase user of service's hand with
Frictional force between Anti-slip cover.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the damping, buffering mounting plates structure of the utility model.
Fig. 3 is the structural schematic diagram of the adjustable fastening installation rod structure of the utility model.
Fig. 4 is the structural schematic diagram of the buried fixed plate structure of counterweight of the utility model.
In figure:
1, protective frame；2, support tube；3, rack；4, clamping screw；5, pad is placed；6, damping, buffering mounting plates structure；
61, support plate；62, connecting tube；63, connecting rod；64, stopper；65, buffer spring；66, connecting plate；67, otic placode；68, it protects
Hole；7, fastening installation rod structure is adjusted；71, long nut；72, threaded rod；73, casing；74, conehead；75, bolt is connected；76,
Holding rod；77, Anti-slip cover；8, the buried fixed plate structure of counterweight；81, bottom plate；82, supporter；83, barrier plate；84, shaft；85, it adjusts
Save bolt；86, clump weight；87, connecting rope；9, protective plate；10, protecting tube；11, fender rod；12, bolt is installed；13, it installs
Plate；14, nameplate；15, mounting hole.
Specific embodiment
The utility model is described further below in conjunction with attached drawing:
Embodiment:
As shown in attached drawing 1 to attached drawing 4
The utility model provides a kind of buffer of highway engineering maintenance, including protective frame 1, and support tube 2 is put
Frame 3 is set, clamping screw 4 places pad 5, and fastening installation rod structure 7 is adjusted in damping, buffering mounting plates structure 6, and counterweight is buried solid
Fixed board structure 8, protective plate 9, protecting tube 10, fender rod 11 install bolt 12, mounting plate 13, nameplate 14 and mounting hole 15, described
Support tube 2 be welded on the middle position of 1 front surface lower part of protective frame；The rack 3 is plugged on the inside of support tube 2
Portion；The clamping screw 4 is threaded in the junction of support tube 2 and rack 3；The placement pad 5 is glued to placement
The top of frame 3；The damping, buffering mounting plates structure 6 is mounted on the right side of protective frame 1；The adjustable fastening mounting rod
The lower left quarter of 1 rear surface of protective frame is arranged in structure 7；1 bottom of protective frame is arranged in the buried fixed plate structure 8 of the counterweight
Right side；9 screw of protective plate is connected to the right upper portion of 1 front surface of protective frame；The protecting tube 10 is respectively welded at
The left and right sides of 9 bottom of protective plate；The fender rod 11 is plugged on the lower inside of protecting tube 10；The installation bolt 12
It is threaded in the junction of protecting tube 10 and fender rod 11；The mounting plate 13 is welded on the lower part of fender rod 11；It is described
Nameplate 14 be embedded in the middle position of 13 front surface of mounting plate；The mounting hole 15 is provided with 14 front surface of nameplate respectively
Corner location；The damping, buffering mounting plates structure 6 include support plate 61, connecting tube 62, connecting rod 63, stopper 64, delay
Spring 65, connecting plate 66, otic placode 67 and anti-guard aperture 68 are rushed, the connecting tube 62 is successively welded on 61 right side of support plate from top to bottom
Middle position；Inner right side of 63 transverse splicing of connecting rod in connecting tube 62；64 company of being welded on of stopper
The left side of extension bar 63；Described 65 one end of buffer spring is welded on the inside left of connecting tube 62, and the other end is welded on stopper 64
Left side；The connecting plate 66 is welded on the right side of connecting rod 63；The otic placode 67 is respectively welded at 66 right side of connecting plate
Top and the right side of connecting plate 66 lower part；The anti-guard aperture 68 is provided with the middle position on the right side of 67 front surface of otic placode.
In above-described embodiment, specifically, the thickness of the placement pad 5 is set as two millimeters to four millimeters；Described puts
The upper surface for setting pad 5 is provided with "-" type anti-skid chequer；The placement pad 5 specifically uses rubber pad.
In above-described embodiment, specifically, the internal diameter of the mounting hole 15 is set as two millimeters to four millimeters；The peace
The horizontal spacing of dress hole 15 and mounting hole 15 is set as four centimetres to six centimetres；The longitudinal direction of the mounting hole 15 and mounting hole 15
Spacing is set as two centimetres to four centimetres.
In above-described embodiment, specifically, the diameter of the buffer spring 65 is set as four millimeters to six millimeters；Described is slow
The length for rushing spring 65 is set as two centimetres to four centimetres；The buffer spring 65 is specifically painted with rust preventive coating using outer surface
Stainless steel spring.
In above-described embodiment, specifically, the longitudinal pitch of the otic placode 67 and otic placode 67 is set as 35 centimetres extremely
45 centimetres；The internal diameter of the anti-guard aperture 68 is set as two millimeters to four millimeters.
In above-described embodiment, specifically, described adjustable fastening installation rod structure 7 includes long nut 71, threaded rod 72,
Casing 73, conehead 74 connect bolt 75, and holding rod 76 and Anti-slip cover 77, the threaded rod 72 are threaded in long nut 71
The middle position of side；The casing 73 is socketed in the lower part of threaded rod 72；The conehead 74 is plugged on the lower part of casing 73；
The connection bolt 75 is threaded in the junction of casing 73 and conehead 74；The holding rod 76 is socketed in threaded rod 72
Top；The Anti-slip cover 77 is socketed in the upper left quarter of 76 outer surface of holding rod.
In above-described embodiment, specifically, the inner wall gluing of the casing 73 is connected to a thickness of one millimeter to three millimeters
Rubber layer.
In above-described embodiment, specifically, the wall thickness of the Anti-slip cover 77 is set as one millimeter to three millimeters；Described is anti-
The outer surface of sliding sleeve 77 is provided with "-" type anti-skid chequer；The Anti-slip cover 77 specifically uses silica gel sheath.
In above-described embodiment, specifically, the buried fixed plate structure 8 of the counterweight includes bottom plate 81, supporter 82 stops
Plate 83, shaft 84 adjust bolt 85, and clump weight 86 and connecting rope 87, the supporter 82 are respectively welded at 81 bottom of bottom plate
The left and right sides；The barrier plate 83 is connected to the lower inside of supporter 82 by shaft 84；The adjusting bolt 85
It is threaded in the junction of supporter 82 and shaft 84；The clump weight 86 is placed on the interposition of 82 upper surface of supporter
It sets；Described 87 one end of connecting rope is glued to the lower part of bottom plate 81, and the other end is glued to the middle position of 86 upper surface of clump weight.
In above-described embodiment, specifically, piece of stainless steel of the clump weight 86 using two kilograms to four kilograms.
In above-described embodiment, specifically, the length of the connecting rope 87 is set as four centimetres to six centimetres；The company
Splicing 87 specifically uses nylon rope.
In above-described embodiment, specifically, the support plate 61 and protective frame 1 are bolted setting；The long nut
71 are arranged with the welding of protective frame 1；The bottom plate 81 and protective frame 1 is bolted setting.
Working principle
When the utility model is used, supporter 82 is put into underground first and is buried using soil, counterweight is utilized
Block 86 can play the role of to buffer counterweight, and can be played using connecting rope 87 prevents clump weight 86 on supporter 82
The effect to fall off, installation fixation can be carried out to shock absorption buffering mechanism by then passing through anti-guard aperture 68 using bolt, then support plate
61 drive medial movement from connecting tubes 62 to connecting rod 63 while, buffer spring 65 contraction can play the role of damping, buffering,
Then it holds Anti-slip cover 77 and rotates clockwise threaded rod 72, make threaded rod 72 that the conehead 74 under casing 73 be driven to move down
Reinforcement fixation is carried out to buffer, the conehead 74 under casing 73 can be replaced by unclamping connection bolt 75, replaced
Bi Hou tightens connection bolt 75 again.
Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model
Under inspiration, similar technical solution is designed, and reaches above-mentioned technical effect, is the protection model for falling into the utility model
It encloses.
Claims (10)
1. a kind of buffer of highway engineering maintenance, which is characterized in that the anticollision of the highway engineering maintenance buffers
Device includes protective frame (1), and support tube (2), rack (3), clamping screw (4), placement pad (5), damping, buffering is installed hardened
Fastening installation rod structure (7), the buried fixed plate structure of counterweight (8), protective plate (9), protecting tube (10), protection is adjusted in structure (6)
Bar (11) is installed bolt (12), and mounting plate (13), nameplate (14) and mounting hole (15), the support tube (2) are welded on protection
The middle position of frame (1) front surface lower part；The rack (3) is plugged on the inside upper part of support tube (2)；The locking
Bolt (4) is threaded in the junction of support tube (2) and rack (3)；The placement pad (5) is glued to rack (3)
Top；The damping, buffering mounting plates structure (6) is mounted on the right side of protective frame (1)；The adjustable fastening installation
The lower left quarter in protective frame (1) rear surface is arranged in rod structure (7)；The buried fixed plate structure of the counterweight (8) setting is being protected
The right side of frame (1) bottom；Described protective plate (9) screw is connected to the right upper portion of protective frame (1) front surface；The protection
Pipe (10) is respectively welded at the left and right sides of protective plate (9) bottom；The fender rod (11) is plugged on the interior of protecting tube (10)
Side lower part；The installation bolt (12) is threaded in the junction of protecting tube (10) and fender rod (11)；The installation
Plate (13) is welded on the lower part of fender rod (11)；The nameplate (14) is embedded in the middle position of mounting plate (13) front surface；
The mounting hole (15) is provided with the corner location of nameplate (14) front surface respectively；The damping, buffering mounting plates structure
It (6) include support plate (61), connecting tube (62), connecting rod (63), stopper (64), buffer spring (65), connecting plate (66), otic placode
(67) and anti-guard aperture (68), the connecting tube (62) are successively welded on the middle position on the right side of support plate (61) from top to bottom；
Inner right side of connecting rod (63) transverse splicing in connecting tube (62)；The stopper (64) is welded on connecting rod
(63) left side；Described buffer spring (65) one end is welded on the inside left of connecting tube (62), and the other end is welded on stopper
(64) left side；The connecting plate (66) is welded on the right side of connecting rod (63)；Described otic placode (67) company of being respectively welded at
The lower part on the right side of top and connecting plate (66) on the right side of fishplate bar (66)；The anti-guard aperture (68) is provided with otic placode (67) front surface
The middle position on right side.
2. the buffer of highway engineering maintenance as described in claim 1, which is characterized in that the placement pad
(5) thickness is set as two millimeters to four millimeters；The upper surface of the placement pad (5) is provided with "-" type anti-skid chequer；It is described
Placement pad (5) specifically use rubber pad.
3. the buffer of highway engineering maintenance as described in claim 1, which is characterized in that the mounting hole
(15) internal diameter is set as two millimeters to four millimeters；The horizontal spacing of the mounting hole (15) and mounting hole (15) is set as four
Centimetre to six centimetres；The longitudinal pitch of the mounting hole (15) and mounting hole (15) is set as two centimetres to four centimetres.
4. the buffer of highway engineering maintenance as described in claim 1, which is characterized in that the buffer spring
(65) diameter is set as four millimeters to six millimeters；The length of the buffer spring (65) is set as two centimetres to four centimetres；Institute
The buffer spring (65) stated specifically is painted with the stainless steel spring of rust preventive coating using outer surface.
5. the buffer of highway engineering maintenance as described in claim 1, which is characterized in that the otic placode (67)
35 centimetres to 45 centimetres are set as with the longitudinal pitch of otic placode (67)；The internal diameter of the anti-guard aperture (68) is set as
Two millimeters to four millimeters.
6. the buffer of highway engineering maintenance as described in claim 1, which is characterized in that described is adjustable tight
Guan County's dress rod structure (7) includes long nut (71), threaded rod (72), casing (73), conehead (74), connection bolt (75), holding rod
(76) and Anti-slip cover (77), the threaded rod (72) are threaded in the middle position on the inside of long nut (71)；The set
Pipe (73) is socketed in the lower part of threaded rod (72)；The conehead (74) is plugged on the lower part of casing (73)；The connection spiral shell
Bolt (75) is threaded in the junction of casing (73) and conehead (74)；The holding rod (76) is socketed in the upper of threaded rod (72)
Portion；The Anti-slip cover (77) is socketed in the upper left quarter of holding rod (76) outer surface.
7. the buffer of highway engineering maintenance as claimed in claim 6, which is characterized in that the casing (73)
Inner wall gluing be connected to the rubber layer with a thickness of one millimeter to three millimeters.
8. the buffer of highway engineering maintenance as claimed in claim 6, which is characterized in that the Anti-slip cover
(77) wall thickness is set as one millimeter to three millimeters；The outer surface of the Anti-slip cover (77) is provided with "-" type anti-skid chequer；Institute
The Anti-slip cover (77) stated specifically uses silica gel sheath.
9. the buffer of highway engineering maintenance as described in claim 1, which is characterized in that the counterweight is buried
Fixed plate structure (8) includes bottom plate (81), supporter (82), barrier plate (83), shaft (84), adjusting bolt (85), clump weight
(86) and connecting rope (87), the supporter (82) are respectively welded at the left and right sides of bottom plate (81) bottom；The blocking
Plate (83) is connected to the lower inside of supporter (82) by shaft (84)；The adjusting bolt (85), which is threaded in, to be set
The junction of rack (82) and shaft (84)；The clump weight (86) is placed on the middle position of supporter (82) upper surface；
Described connecting rope (87) one end is glued to the lower part of bottom plate (81), and the other end is glued to the interposition of clump weight (86) upper surface
It sets.
10. the buffer of highway engineering maintenance as claimed in claim 9, which is characterized in that the clump weight
(86) two kilograms to four kilograms of piece of stainless steel is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821628590.2U CN209307923U (en) | 2018-10-08 | 2018-10-08 | A kind of buffer of highway engineering maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821628590.2U CN209307923U (en) | 2018-10-08 | 2018-10-08 | A kind of buffer of highway engineering maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209307923U true CN209307923U (en) | 2019-08-27 |
Family
ID=67670520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821628590.2U Expired - Fee Related CN209307923U (en) | 2018-10-08 | 2018-10-08 | A kind of buffer of highway engineering maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209307923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111752354A (en) * | 2020-07-13 | 2020-10-09 | 遥领(杭州)信息技术服务有限公司 | Computer motherboard protection device |
-
2018
- 2018-10-08 CN CN201821628590.2U patent/CN209307923U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111752354A (en) * | 2020-07-13 | 2020-10-09 | 遥领(杭州)信息技术服务有限公司 | Computer motherboard protection device |
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