CN115305846A - Anti-collision buffer device for highway engineering maintenance - Google Patents

Anti-collision buffer device for highway engineering maintenance Download PDF

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Publication number
CN115305846A
CN115305846A CN202211037407.2A CN202211037407A CN115305846A CN 115305846 A CN115305846 A CN 115305846A CN 202211037407 A CN202211037407 A CN 202211037407A CN 115305846 A CN115305846 A CN 115305846A
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CN
China
Prior art keywords
warning
frame
baffle
groove
engineering maintenance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202211037407.2A
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Chinese (zh)
Inventor
旷远华
杨俊�
田力
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202211037407.2A priority Critical patent/CN115305846A/en
Publication of CN115305846A publication Critical patent/CN115305846A/en
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/14—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact specially adapted for local protection, e.g. for bridge piers, for traffic islands
    • E01F15/145—Means for vehicle stopping using impact energy absorbers
    • E01F15/148—Means for vehicle stopping using impact energy absorbers mobile arrangements
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/608—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings for guiding, warning or controlling traffic, e.g. delineator posts or milestones
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/615—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings illuminated
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
    • E01F9/631—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection specially adapted for breaking, disengaging, collapsing or permanently deforming when deflected or displaced, e.g. by vehicle impact
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
    • E01F9/646—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection extensible, collapsible or pivotable
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
    • E01F9/662—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing mounted on vehicles, e.g. service vehicles; Warning vehicles travelling along with road-maintenance, e.g. remotely controlled

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Emergency Alarm Devices (AREA)

Abstract

The invention discloses an anti-collision buffer device for highway engineering maintenance, which structurally comprises: early warning baffle, the warning grudging post, the buffer layer, the support frame, baffle recovery frame, the warning light, warning grudging post surface advances closely to laminate with the warning light, the early warning baffle is connected with baffle recovery frame through the stay cord, the movable ear clearance fit of warning grudging post bottom and support frame, the buffer layer level is fixed in the framework of support frame stroke, the baffle recovery frame that the user's accessible was equipped with retrieves the early warning baffle through the stay cord tractive, the distance of placing of work rotational speed control baffle recovery frame through a coiling motor, improve warning effect, avoid directly striking the buffer layer simultaneously and cause bigger damage, relative distance between the removal wheel control whole and the support frame through the balladeur train that is equipped with, and the plate seat that has distance sensor is installed in the bottom of warning plate body, it carries out equipment self preservation to contract back to go on nearly plate seat when the vehicle, the life-span of using is improved.

Description

Anti-collision buffer equipment for highway engineering maintenance
Technical Field
The invention relates to an anti-collision buffer device for highway engineering maintenance, belonging to the field of road engineering equipment.
Background
The anti-collision buffer equipment is mainly used for highway construction, tunnel construction and highway construction, and can reduce the safety risk problems of construction vehicles, maintenance personnel and accident handling traffic police in urban road and highway maintenance construction to the maximum extent
The prior art has the following defects: although there is the buffer layer to carry out buffer protection to the vehicle in present crashproof buffer device, nevertheless because the warning distance is limited, in case will take place the distortion after the striking and lead to whole set of buffer gear to need carry out the replacement cost higher.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide anti-collision buffer equipment for highway engineering maintenance, which aims to solve the problem that the whole set of buffer mechanism needs to be replaced with higher cost due to the fact that the existing anti-collision buffer equipment is limited in warning distance and is twisted once being collided although a buffer layer is used for buffering and protecting a vehicle.
In order to realize the purpose, the invention is realized by the following technical scheme: the utility model provides a crashproof buffer for highway engineering maintenance which the structure includes: the warning device comprises a warning baffle, a warning vertical frame, a buffer layer, a support frame, a baffle recovery frame and a warning lamp, wherein the surface of the warning vertical frame is tightly attached to the warning lamp, the warning baffle is connected with the baffle recovery frame through a pull rope, the bottom of the warning vertical frame is in clearance fit with a movable lug of the support frame, the buffer layer is horizontally fixed in a frame body of the stroke of the support frame, and the baffle recovery frame is arranged at the bottom of the warning vertical frame;
the early warning baffle includes warning plate body, ventilation groove, board seat, removal base, second warning light, the ventilation groove that has the through type has been seted up on the surface of warning plate body, the warning plate body is nested perpendicularly in the cell body of board seat, remove base and board seat mechanical connection, the second warning light is fixed on the surface of warning plate body.
As preferred, the baffle recovery frame includes second backup pad, spacing groove, reference column, first rolling motor, coiling groove, the spacing groove has been seted up at second backup pad middle part, spacing inslot portion is equipped with the reference column more than two, first rolling motor installs the side at the second backup pad, and with the inside coiling groove mechanical connection of second backup pad.
Preferably, the movable base comprises sliding frames, support rods, auxiliary rods and traction lugs, the support rods which are horizontally fixed are arranged between the sliding frames, the auxiliary rods are arranged on the side edges of the support rods and are parallel to each other, the traction lugs are fixed on the surfaces of the sliding frames through bolts, and the traction lugs are connected with the baffle plate recovery frame through pull ropes.
As preferred, the balladeur train includes the second support body, removes wheel, upset drive division, location contact, removes driving motor, connection gyro wheel, second support body both sides are equipped with the removal wheel of symmetry placing, upset drive division is fixed in the cell body of second support body, and with board seat swing joint, the location contact is installed at the upper surface of second support body, and is connected with the inside battery of second support body through the wire, remove driving motor through connecting the gyro wheel with remove round mechanical connection, second support body surface is connected with the tractive ear.
Preferably, the plate base comprises a connecting contact, a third bottom plate, a third inner groove, a pipe groove and a resistance ring, the third inner groove is formed in the third bottom plate, the connecting contact is attached to the surface of the third inner groove and is connected with a storage battery in the pipe groove through a lead, the pipe groove is formed in the bottom of the third bottom plate, the resistance ring is nested in the pipe groove and is connected with an output gear of the turnover driving portion, the third inner groove and the bottom of the warning plate body are nested with each other, and the connecting contact is electrically connected with the second warning lamp.
Preferably, a main shaft of the moving wheel is provided with a pressing spring, and the surface of the moving wheel is tightly attached to the surface of the connecting roller.
Preferably, a surface of the third base plate is provided with a distance sensor.
Preferably, the surface of the connecting roller is of a smooth surface structure.
Preferably, the warning plate body is a plastic plate with a foam interlayer, so that the warning plate body is high in toughness, light in weight and low in maintenance cost after impact.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: retrieve the frame through the stay cord tractive with the early warning baffle through the baffle that is equipped with and retrieve, the distance of placing of frame is retrieved to the work rotational speed control baffle through first coiling motor, improve warning effect, avoid directly striking the buffer layer simultaneously and cause bigger damage, the removal wheel control through the balladeur train that is equipped with is whole and the relative distance between the support frame, and the bottom installation at the warning plate body has distance sensor's plate holder, it contracts to return to carry out equipment self preservation when the vehicle is crossed near the plate holder and protects, the life-span of using is prolonged.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic view of an appearance structure of a crash cushion for highway engineering maintenance according to the present invention.
Fig. 2 is a schematic front view of the warning baffle of the present invention.
FIG. 3 is a schematic bottom view of the baffle plate recycling rack of the present invention.
FIG. 4 is a schematic top view of a mobile base according to the present invention.
Fig. 5 is a cross-sectional structural view of the carriage of the present invention.
Fig. 6 is a schematic cross-sectional view of the plate holder according to the present invention.
In the figure: the device comprises an early warning baffle-1, a warning upright frame-3, a buffer layer-5, a support frame-7, a baffle recovery frame-9, a warning lamp-11, a warning plate body-a, a ventilation groove-c, a plate seat-d, a moving base-f, a second warning lamp-h, a second support plate-91, a limiting groove-93, a positioning column-95, a first winding motor-97, a winding groove-99, a sliding frame-f 2, a support rod-f 4, an auxiliary rod-f 6, a traction lug-f 8, a second frame body-201, a moving wheel-203, a turnover driving part-205, a positioning contact-207, a moving driving motor-209, a connecting roller-211, a connecting contact-301, a third bottom plate-303, a third inner groove-305, a pipe groove-307, a resistance ring-309 and a distance sensor-r.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained by combining the specific embodiments.
The first embodiment:
referring to fig. 1 and 3, the present invention provides a technical solution of an anti-collision buffer device for highway engineering maintenance: the structure includes: the warning device comprises a warning baffle 1, a warning vertical frame 3, a buffer layer 5, a support frame 7, a baffle recovery frame 9 and a warning lamp 11, wherein the surface of the warning vertical frame 3 is tightly attached to the warning lamp 11, the warning baffle 1 is connected with the baffle recovery frame 9 through a pull rope, the bottom of the warning vertical frame 3 is in clearance fit with a movable lug of the support frame 7, the buffer layer 5 is horizontally fixed in a frame of the stroke of the support frame 7, and the baffle recovery frame 9 is installed at the bottom of the warning vertical frame 3;
early warning baffle 1 is including warning plate body an, ventilation groove c, board seat d, removal base f, second warning light h, the ventilation groove c that has the formula of running through has been seted up on warning plate body a's surface, warning plate body an nests perpendicularly in board seat d's cell body, remove base f and board seat d mechanical connection, second warning light h is fixed on warning plate body a's surface, warning plate body an adopts the plastic slab that has the foam interlayer, and toughness is strong, and the texture is light also lower at the maintenance cost after the striking.
The baffle recycling frame 9 comprises a second supporting plate 91, a limiting groove 93, positioning columns 95, a first winding motor 97 and winding grooves 99, wherein the limiting groove 93 is formed in the middle of the second supporting plate 91, the positioning columns 95 more than two are arranged in the limiting groove 93, and the first winding motor 97 is installed on the side edge of the second supporting plate 91 and is mechanically connected with the winding grooves 99 in the second supporting plate 91.
The invention is mainly characterized in that: the baffle that the user accessible was equipped with is retrieved frame 9 and is retrieved early warning baffle 1 through the stay cord tractive, and the distance of placing of frame 9 is retrieved to the work rotational speed control baffle through first rolling motor 97, improves warning effect, avoids directly striking the buffer layer 5 simultaneously and causes bigger damage.
Second embodiment:
referring to fig. 2, 4, 5 and 6, the present invention provides a technical solution of an anti-collision buffer device for highway engineering maintenance, which comprises: the structure thereof comprises: the movable base f comprises sliding carriages f2, a supporting rod f4, an auxiliary rod f6 and a drawing lug f8, the supporting rod f4 which is horizontally fixed is arranged between the sliding carriages f2, the auxiliary rod f6 is arranged on the side edge of the supporting rod f4 and is parallel to the supporting rod f4, the drawing lug f8 is fixed on the surface of the sliding carriages f2 through a bolt, and the drawing lug f8 is connected with a baffle recovery frame 9 through a pull rope.
The carriage f2 comprises a second frame body 201, a moving wheel 203, a turnover driving part 205, a positioning contact 207, a moving driving motor 209 and a connecting roller 211, wherein the two sides of the second frame body 201 are provided with the moving wheels 203 which are symmetrically arranged, the turnover driving part 205 is fixed in a groove body of the second frame body 201 and is movably connected with a plate seat d, the positioning contact 207 is installed on the upper surface of the second frame body 201 and is connected with a storage battery inside the second frame body 201 through a wire, the moving driving motor 209 is mechanically connected with the moving wheel 203 through the connecting roller 211, the surface of the second frame body 201 is connected with a traction lug f8, a main shaft outlet of the moving wheel 203 is provided with a compression spring, the surface of the moving wheel 203 is tightly attached to the surface of the connecting roller 211, the pressure of a contact surface is improved, power can be stably transmitted in the low-speed operation process, the surface of the connecting roller 211 is of a smooth surface structure, can move at a slow speed, and can slip between rollers once impact is generated, and the transmission part can be prevented from being damaged.
The plate base d comprises a connecting contact 301, a third bottom plate 303, a third inner groove 305, a pipe groove 307 and a resistance ring 309, the third inner groove 305 is formed in the third bottom plate 303, the connecting contact 301 is attached to the surface of the third inner groove 305 and is connected with a storage battery in the pipe groove 307 through a lead, the pipe groove 307 is formed in the bottom of the third bottom plate 303, the resistance ring 309 is embedded in the pipe groove 307 and is connected with an output gear of the turnover driving portion 205, the third inner groove 305 and the bottom of the warning plate body a are embedded mutually, the connecting contact 301 is electrically connected with a second warning lamp h, and a distance sensor r is arranged on the surface of the third bottom plate 303.
The invention is mainly characterized in that: the user can control the relative distance between the whole body and the supporting frame 7 through the moving wheel 203 of the arranged device sliding frame f7, and the plate seat d with the distance sensor r is arranged at the bottom of the warning plate body a, so that the self-protection of the equipment is realized when the vehicle retracts to the position close to the plate seat d, and the service life is prolonged.
The invention combines the components mutually, so that when the device is used: the warning vertical frame 3 is installed at the rear end of a moving vehicle, when the vehicle moves, a hydraulic rod recovers the buffer layer 5 and the support frame 7, and the early warning baffle 1 is hung in the limiting groove 93 of the baffle recovery frame 9 under the stretching traction, when the vehicle arrives at a construction site, the first winding motor 97 drives the winding groove 99 to move, the early warning baffle 1 is put down, the moving wheel 203 installed on the second frame body 201 relatively moves under the action of the moving driving motor 209 driving the connecting roller 211, when the vehicle moves to a specified position, the overturning driving part 205 starts to work, the overturning driving part 205 drives the plate seat d to move, the warning inner groove a fixed on the third inner groove 305 of the plate seat d is erected, the connecting contact 301 is installed inside the third frame body 305, the second warning lamp h is powered through the connecting contact 301 connected with the battery inside the second frame body 201, the effect is improved, when the vehicle approaches too close to the plate body a, the distance sensor r installed on the surface of the third bottom plate seat 303 detects that the overturning driving part 205 drives the plate seat d to move, and the warning lamp h generates a resistance force to directly impact the inner part of the warning frame 309 a, and the turning ring body is prevented from sliding when the vehicle directly impacting the inner surface of the warning vertical ring body 307, and the turning ring body 307, and the vehicle moves, and the vehicle.
The early warning baffle 1 can carry out double early warning, the overall warning distance is increased, a certain reaction time is given to a driver when the first collision occurs, and the situations of personnel injury and equipment damage caused by the second collision are avoided.
While there have been shown and described what are at present considered to be the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The utility model provides a crashproof buffer unit of highway engineering maintenance usefulness which the structure includes: early warning baffle (1), warning grudging post (3), buffer layer (5), support frame (7), baffle recovery frame (9), warning light (11), warning grudging post (3) surface advances closely laminating its characterized in that with warning light (11):
the early warning baffle (1) is connected with a baffle recovery frame (9) through a pull rope, the bottom of the warning upright frame (3) is in clearance fit with a movable lug of the support frame (7), the buffer layer (5) is horizontally fixed in a frame of the stroke of the support frame (7), and the baffle recovery frame (9) is installed at the bottom of the warning upright frame (3);
early warning baffle (1) is including warning plate body (a), ventilation groove (c), board seat (d), removal base (f), second warning light (h), ventilation groove (c) that has the formula of running through has been seted up on the surface of warning plate body (a), warning plate body (a) is nested perpendicularly in the cell body of board seat (d), remove base (f) and board seat (d) mechanical connection, the surface at warning plate body (a) is fixed in second warning light (h).
2. A crash cushion apparatus for highway engineering maintenance according to claim 1, wherein: frame (9) are retrieved to baffle includes second backup pad (91), spacing groove (93), reference column (95), first coiling motor (97), winding up tank (99), spacing groove (93) have been seted up at second backup pad (91) middle part, spacing groove (93) inside is equipped with reference column (95) more than two, the side at second backup pad (91) is installed in first coiling motor (97), and with inside winding up tank (99) mechanical connection of second backup pad (91).
3. A crash cushion apparatus for road construction repair as claimed in claim 1, wherein: the movable base (f) comprises a sliding frame (f 2), a supporting rod (f 4), an auxiliary rod (f 6) and a traction lug (f 8), the supporting rod (f 4) fixed horizontally is arranged between the sliding frame (f 2), the auxiliary rod (f 6) is installed on the side edge of the supporting rod (f 4), the sliding frame and the auxiliary rod are parallel to each other, the traction lug (f 8) is fixed on the surface of the sliding frame (f 2) through a bolt, and the traction lug (f 8) is connected with a baffle recovery frame (9) through a pull rope.
4. A crash cushion apparatus for highway engineering maintenance according to claim 3, wherein: the sliding frame (f 2) comprises a second frame body (201), a moving wheel (203), an overturning driving portion (205), a positioning contact (207), a moving driving motor (209) and connecting rollers (211), wherein the moving wheels (203) are symmetrically arranged on two sides of the second frame body (201), the overturning driving portion (205) is fixed in a groove body of the second frame body (201) and is movably connected with a plate seat (d), the positioning contact (207) is installed on the upper surface of the second frame body (201) and is connected with a storage battery inside the second frame body (201) through a lead, the moving driving motor (209) is mechanically connected with the moving wheel (203) through the connecting rollers (211), and the surface of the second frame body (201) is connected with a traction lug (f 8).
5. A crash cushion apparatus for highway engineering maintenance according to claim 1, wherein: the plate base (d) comprises a connecting contact (301), a third bottom plate (303), a third inner groove (305), a pipe groove (307) and a resistance ring (309), the third inner groove (305) is formed in the third bottom plate (303), the connecting contact (301) is attached to the surface of the third inner groove (305) and is connected with a storage battery in the pipe groove (307) through a lead, the pipe groove (307) is formed in the bottom of the third bottom plate (303), the resistance ring (309) is embedded in the pipe groove (307) and is connected with an output gear of the turnover driving portion (205), the third inner groove (305) and the bottom of the warning plate body (a) are mutually embedded, and the connecting contact (301) is electrically connected with the second warning lamp (h).
6. A crash cushion for road engineering maintenance according to claim 4, wherein: a pressing spring is arranged at the main shaft outlet of the moving wheel (203), and the surface of the moving wheel (203) is tightly attached to the surface of the connecting roller (211).
7. A crash cushion apparatus for highway engineering maintenance according to claim 5, wherein: and a distance sensor (r) is arranged on the surface of the third bottom plate (303).
8. A crash cushion apparatus for highway engineering maintenance according to claim 6, wherein: the surface of the connecting roller (211) is of a smooth surface structure.
CN202211037407.2A 2022-08-29 2022-08-29 Anti-collision buffer device for highway engineering maintenance Withdrawn CN115305846A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211037407.2A CN115305846A (en) 2022-08-29 2022-08-29 Anti-collision buffer device for highway engineering maintenance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211037407.2A CN115305846A (en) 2022-08-29 2022-08-29 Anti-collision buffer device for highway engineering maintenance

Publications (1)

Publication Number Publication Date
CN115305846A true CN115305846A (en) 2022-11-08

Family

ID=83864570

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211037407.2A Withdrawn CN115305846A (en) 2022-08-29 2022-08-29 Anti-collision buffer device for highway engineering maintenance

Country Status (1)

Country Link
CN (1) CN115305846A (en)

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Application publication date: 20221108