CN110593167A - Highway engineering is with easily maintaining guardrail of can splicing - Google Patents
Highway engineering is with easily maintaining guardrail of can splicing Download PDFInfo
- Publication number
- CN110593167A CN110593167A CN201910903103.1A CN201910903103A CN110593167A CN 110593167 A CN110593167 A CN 110593167A CN 201910903103 A CN201910903103 A CN 201910903103A CN 110593167 A CN110593167 A CN 110593167A
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- CN
- China
- Prior art keywords
- water
- splicing
- guardrail
- sides
- highway engineering
- 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.)
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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
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- 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
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- 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
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H3/00—Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
- E01H3/04—Fixed devices, e.g. permanently- installed flushing means
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention discloses a splicing easy-maintenance guardrail for highway engineering, which comprises a bottom plate, wherein a cross rod is arranged on the upper side of the bottom plate, a plurality of vertical rods are connected to the top end of the bottom plate in an equidistant threaded manner, the top ends of the vertical rods are respectively connected with the bottom ends of the cross rod in a clamping manner, a prompt board is arranged on the front sides of the three vertical rods, solar cell panels are fixedly embedded and connected on the two sides of the front side of the prompt board, water storage tanks are fixedly connected on the two sides of the back side of the prompt board, water inlets are drilled on one side of the top ends of the water storage tanks, and fixing plates are fixedly connected on the two sides of the bottom ends of the cross rods. The approaching of personnel can be identified, water mist is automatically sprayed out, and the pedestrian is reminded and prevented from crossing the guardrail at will.
Description
Technical Field
The invention relates to a guardrail, in particular to a splicing easily-maintained guardrail for highway engineering.
Background
The protective guard is mainly used as a separator for separating, separating or temporarily operating accident handling, can be widely used in places such as traffic safety, urban roads, engineering construction, accident sites and the like, and at present, during highway engineering construction, the protective guard needs to be placed for separation to play a role in central separation and protect passing personnel.
Present guardrail current often has following defect when using:
1. most of the guardrail is an integral guardrail, has larger volume, is difficult to disassemble, maintain and transport, and is inconvenient to use;
2. the warning lamp is exposed outside during non-use and is easy to be damaged due to collision, so that the overhauling frequency is improved, and greater potential safety hazards exist;
3. some people still have the behavior of random crossing after seeing the guardrail, and the traditional guardrail has no great warning effect and cannot prevent the random crossing of the people;
4. can produce great dust during engineering construction, traditional guardrail structure function is single, can not carry out certain processing to the dust that produces, can increase the cost through the separation of iron sheet wall, also damages easily.
Disclosure of Invention
The invention aims to provide a splicing easy-maintenance guardrail for highway engineering, which solves the problems of inconvenient disassembly and maintenance, no good warning function, easy damage and single function in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a highway engineering is with easily maintaining guardrail of can splicing, comprises a base plate, the upside of bottom plate is equipped with the horizontal pole, the top equidistance threaded connection of bottom plate has a plurality of montants, and is a plurality of the top of montant is connected with the bottom block of horizontal pole respectively, and is wherein three the front of montant is equipped with the notice board, the positive both sides of notice board are all fixed to be rabbeted and are had solar cell panel, the equal fixedly connected with storage water tank in both sides at the notice board back, one side cutting on storage water tank top has the water inlet.
As a preferred technical scheme, the fixing plates are fixedly connected to two sides of the bottom end of the cross rod, the lamp grooves are drilled in two sides of the top end of the cross rod, the compression springs are fixedly connected to one side of the inner wall of each lamp groove, the arc-shaped protection plates are hinged to the tops of the lamp grooves, the warning lamp tubes are fixedly installed in the middles of the bottoms of the arc-shaped protection plates, and the plurality of strip-shaped heat dissipation grooves are drilled in the top ends of the arc-shaped protection plates at equal intervals.
According to a preferable technical scheme, a plurality of strip-shaped water storage cavities are cut in the arc-shaped protection plate at equal intervals, water is filled in the strip-shaped water storage cavities, clamping plates are fixedly connected to two sides of the bottom end of the arc-shaped protection plate, two inserting pins are connected to two side walls of the cross rod in an inserting mode, and one ends of the inserting pins are connected with the middle of the clamping plates in an inserting mode.
According to a preferable technical scheme, the vertical rods are internally provided with cylindrical water storage cavities, the front surfaces of the vertical rods and the positions corresponding to the cylindrical water storage cavities are fixedly embedded with first atomizing spray heads, water guide pipes are connected between every two adjacent vertical rods in an inserting mode, and the water guide pipes are communicated with the interiors of the cylindrical water storage cavities.
As a preferable technical scheme of the invention, a water suction pump is fixedly mounted on one side wall of the water storage tank, a water suction port of the water suction pump is arranged in the water storage tank, a water outlet of the water suction pump is in threaded connection with the top end of a water guide pipe through a connecting water pipe, and a storage battery is fixedly mounted at the top end of the water storage tank.
As a preferred technical scheme of the invention, the two solar cell panels are respectively and electrically connected with the storage battery, and the two warning lamp tubes are electrically connected with one storage battery through the switch arranged on the cross rod.
As a preferred technical scheme of the invention, the front surface of the fixing plate is fixedly provided with the human body proximity switch, and the two water suction pumps are respectively and electrically connected with the other storage battery through the two human body proximity switches.
As a preferable technical scheme, movable water pipes are hinged to the tops of the back surfaces of the vertical rods, two adjacent movable water pipes are connected through communicating water pipes in a clamping mode, a second atomizing nozzle is fixedly installed at one end, far away from the vertical rods, of each movable water pipe, and a water inlet pipe is fixedly installed at the top of one side wall of one movable water pipe.
As a preferable technical scheme, the two sides of the back of the prompt board are fixedly connected with clamping rings, and the clamping rings are connected with the vertical rods in a clamping mode.
Compared with the prior art, the invention has the beneficial effects that:
1. the guardrail is provided with the cross rods, the vertical rods and the base, so that the guardrail can be flexibly and quickly assembled, the guardrail is convenient to maintain and transport, and the installation and maintenance efficiency is greatly improved.
2. The warning lamp tube is provided with the arc-shaped protection plate, the warning lamp tube can be popped out when the warning lamp tube is used under the matching of the compression spring and the plug pin, the warning lamp tube plays a role in warning, the warning lamp tube is stored when the warning lamp tube is not used, the warning lamp tube is protected, accidental damage is prevented, and meanwhile, the plurality of strip-shaped heat dissipation grooves and the strip-shaped water storage cavities are arranged, so that the warning lamp tube can be fully dissipated.
3. The invention is provided with a plurality of cylindrical water storage cavities and human body proximity switches, and the two water storage cavities, the water suction pump and the first atomizing nozzle are matched, so that the approaching of personnel can be identified, water mist can be automatically sprayed out, pedestrians can be reminded and prevented from randomly crossing a guardrail, and the probability of danger occurrence is greatly reduced.
4. The invention is provided with a plurality of hinged movable water pipes and communicating water pipes, and can be flexibly turned to access a water source under the matching of the second atomization nozzle and the water inlet pipe, thereby realizing spraying and dust removal on a construction position, reducing pollution generated during construction and enriching the use function of the guardrail.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of a cross-bar of the present invention;
FIG. 3 is a cross-sectional view of a vertical stem portion of the present invention;
FIG. 4 is a side view of the movable hose portion of the present invention;
FIG. 5 is a top view of a prompter plate portion of the present invention;
FIG. 6 is a cut away view of a stem portion of the present invention.
In the figure: 1. a base plate; 2. a vertical rod; 3. a cross bar; 4. an arc-shaped protection plate; 5. a strip-shaped heat dissipation groove; 6. a fixing plate; 7. a human body proximity switch; 8. the water pipe is communicated; 9. a first atomizer; 10. a water storage tank; 11. a prompt board; 12. a solar panel; 13. a movable water pipe; 14. a water inlet pipe; 15. a water conduit; 16. a strip-shaped water storage cavity; 17. a warning lamp tube; 18. a compression spring; 19. a bolt; 20. a cylindrical water storage cavity; 21. a water pump; 22. a second atomizer; 23. a snap ring; 24. a storage battery; 25. and (4) clamping the board.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution for splicing easy-to-maintain guardrails for highway engineering:
according to fig. 1, including bottom plate 1, the upside of bottom plate 1 is equipped with horizontal pole 3, the top equidistance threaded connection of bottom plate 1 has a plurality of montants 2, the top of a plurality of montants 2 is connected with the bottom block of horizontal pole 3 respectively, mostly be threaded connection and joint, the fast assembly of being convenient for, convenient to detach simultaneously, maintain, wherein the front of three montant 2 is equipped with prompt board 11, the positive both sides of prompt board 11 are all fixed to be rabbeted and are had solar cell panel 12, use the solar energy power supply, and environmental protection, the equal fixedly connected with storage water tank 10 in both sides at the prompt board 11 back, one side on storage water tank 10 top is dug there is the water inlet.
Wherein, the front of fixed plate 6 is fixedly mounted with human body proximity switch 7, and two suction pumps 21 are respectively through two human body proximity switches 7 and another battery 24 electric connection.
According to shown in fig. 1 and 2, the equal fixedly connected with fixed plate 6 in both sides of 3 bottoms of horizontal pole, the light trough has all been dug in the both sides on 3 tops of horizontal pole, one side fixedly connected with compression spring 18 of light trough inner wall, and the top of light trough articulates there is arc protection shield 4, and the middle part fixed mounting of arc protection shield 4 bottom has warning fluorescent tube 17, and the top equidistance of arc protection shield 4 is dug and is had a plurality of bar radiating grooves 5.
According to fig. 2, the inside equidistance of arc protection shield 4 is excavated there are a plurality of bar water storage chambeies 16, the inside packing in bar water storage chamber 16 has water, the equal fixedly connected with cardboard 25 in both sides of 4 bottoms of arc protection shield, the both sides wall of horizontal pole 3 all alternates and is connected with two bolts 19, the one end of bolt 19 alternates with the middle part of cardboard 25 and is connected, bar water storage chamber 16 can play better heat conduction, the radiating effect, bolt 19 can control in a flexible way and warn bounce and accomodate of fluorescent tube 17, convenient to use.
According to fig. 3, the inside of the vertical rod 2 is provided with a cylindrical water storage cavity 20, the front surface of the vertical rod 2 is fixedly embedded with a position corresponding to the cylindrical water storage cavity 20 and is provided with a first atomizing nozzle 9, the water guide pipe 15 is connected between the two adjacent vertical rods 2 in an inserting manner, the water guide pipe 15 is communicated with the inside of the cylindrical water storage cavity 20, the first atomizing nozzle 9 can spray water mist, and the warning and the prevention of pedestrians from crossing the guardrail are achieved.
Wherein, a water suction pump 21 is fixedly installed on one side wall of the water storage tank 10, a water suction port of the water suction pump 21 is arranged in the water storage tank 10, a water outlet of the water suction pump 21 is in threaded connection with the top end of the water guide pipe 15 through a connecting water pipe, a storage battery 24 is fixedly installed on the top end of the water storage tank 10, and the water suction pump 21 pumps water into the cylindrical water storage cavity 20.
According to the illustration in fig. 5, the two solar panels 12 are respectively and electrically connected with the storage battery 24, and the two warning lamp tubes 17 are electrically connected with one of the storage batteries 24 through the switches arranged on the cross bar 3, so that the solar energy warning device is more energy-saving and environment-friendly.
Wherein, the equal fixedly connected with snap ring 23 in both sides at the prompt board 11 back, snap ring 23 is connected with 2 block of montant, the assembly and disassembly of the prompt board 11 of being convenient for.
According to fig. 4, the top at the back of a plurality of montants 2 all articulates there is movable water pipe 13, connect through 8 blocks of intercommunication water pipe between two adjacent movable water pipe 13, the one end fixed mounting that montant 2 was kept away from to movable water pipe 13 has second atomizer 22, the top fixed mounting of one of them movable water pipe 13 lateral wall has inlet tube 14, can rotate the rise in a flexible way, spray the processing to the construction area, reduce the pollution of dust, richen the functionality of guardrail.
When the splicing easy-maintenance guardrail for highway engineering is used in detail, an operator can screw a plurality of vertical rods 2 on the top end of a bottom plate 1 respectively, then clamp a cross rod 3 on the top ends of the vertical rods 2, then insert a plurality of communicating water pipes 8 and water guide pipes 15 between a plurality of movable water pipes 13 and the vertical rods 2 respectively, clamp and fix two clamp rings 23 on the back of a prompt board 11 with the two vertical rods 2 respectively, and connect the connecting water pipes with the top ends of the water guide pipes 15 in a threaded manner, so that the guardrail assembly process is completed, when the guardrail is constructed at night, the operator can pull out four bolts 19, so that the compression spring 18 is released, the compression spring 18 pushes one end of the warning lamp tube 17 to rise, a switch is opened, and thus the two obliquely rising warning lamp tubes 17 emit light to warn pedestrians, and heat generated by the warning lamp tubes 17 can be fully absorbed by water in a strip-shaped water storage cavity 16, therefore, rapid heat dissipation is achieved by matching with the plurality of strip-shaped heat dissipation grooves 5, when a pedestrian passes through the guardrail and enters the detection distance of the human body proximity switch 7, the human body proximity switch 7 controls the water suction pump 21 to be started, so that water in the water storage tank 10 is pumped into the water guide pipe 15 and then enters the cylindrical water storage cavities 20 in the plurality of vertical rods 2, and finally the water is sprayed out of the plurality of first atomizing nozzles 9, and the sprayed water mist can remind the pedestrian and prevent the pedestrian from passing through; when highway construction produced great dust, the operator can overturn a plurality of movable water pipes 13 earlier, then through to the external water pipe of inlet tube 14, during water enters into a plurality of movable water pipes 13 respectively via a plurality of intercommunication water pipes 8, finally from the blowout of second atomizer 22 to spray the processing to the inside dust flue gas of guardrail, reduce the pollution that produces in the work progress.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a highway engineering is with easily maintaining guardrail of can splicing, includes bottom plate (1), its characterized in that: the upside of bottom plate (1) is equipped with horizontal pole (3), the top equidistance threaded connection of bottom plate (1) has a plurality of montants (2), and is a plurality of the top of montant (2) is connected with the bottom block of horizontal pole (3) respectively, and is wherein three the front of montant (2) is equipped with warning board (11), the equal fixed scarf joint in positive both sides of warning board (11) has solar cell panel (12), the equal fixedly connected with storage water tank (10) in both sides at the warning board (11) back, one side on storage water tank (10) top is dug there is the water inlet.
2. The splicing easy-maintenance guardrail for highway engineering according to claim 1, wherein the splicing easy-maintenance guardrail comprises: the equal fixedly connected with fixed plate (6) in both sides of horizontal pole (3) bottom, the light trough has all been dug in the both sides on horizontal pole (3) top, one side fixedly connected with compression spring (18) of light trough inner wall, the top of light trough articulates there is arc protection board (4), the middle part fixed mounting of arc protection board (4) bottom has warning fluorescent tube (17), the top equidistance of arc protection board (4) is dug and is had a plurality of bar radiating grooves (5).
3. The splicing easy-maintenance guardrail for highway engineering according to claim 2, wherein: the inside equidistance of arc protection shield (4) is dug has a plurality of bar water storage chambeies (16), the inside packing in bar water storage chamber (16) has water, the equal fixedly connected with cardboard (25) in both sides of arc protection shield (4) bottom, the both sides wall of horizontal pole (3) all alternates and is connected with two bolt (19), the one end of bolt (19) alternates with the middle part of cardboard (25) and is connected.
4. The splicing easy-maintenance guardrail for highway engineering according to claim 1, wherein the splicing easy-maintenance guardrail comprises: the inside of montant (2) is all dug cylindricality water storage chamber (20), montant (2) openly corresponds the fixed scarf joint with the position of cylindricality water storage chamber (20) and has first atomizer (9), adjacent two it is connected with aqueduct (15) to alternate between montant (2), aqueduct (15) and the inside intercommunication in cylindricality water storage chamber (20).
5. The splicing easy-maintenance guardrail for highway engineering according to claim 1, wherein the splicing easy-maintenance guardrail comprises: a lateral wall fixed mounting of storage water tank (10) has suction pump (21), the inside of storage water tank (10) is arranged in to the mouth that draws water of suction pump (21), the delivery port of suction pump (21) is through the top threaded connection of connecting water pipe and aqueduct (15), the top fixed mounting of storage water tank (10) has battery (24).
6. The splicing easy-maintenance guardrail for highway engineering according to claim 5, wherein: the two solar cell panels (12) are respectively electrically connected with the storage batteries (24), and the two warning lamp tubes (17) are electrically connected with one of the storage batteries (24) through switches arranged on the cross rod (3).
7. The splicing easy-maintenance guardrail for highway engineering according to claim 6, wherein: the front fixed mounting of fixed plate (6) has human proximity switch (7), two suction pump (21) are respectively through two human proximity switch (7) and another battery (24) electric connection.
8. The splicing easy-maintenance guardrail for highway engineering according to claim 1, wherein the splicing easy-maintenance guardrail comprises: it is a plurality of the top at the montant (2) back all articulates there is activity water pipe (13), adjacent two connect through intercommunication water pipe (8) block between activity water pipe (13), the one end fixed mounting that montant (2) were kept away from in activity water pipe (13) has second atomizer (22), one of them the top fixed mounting of a lateral wall of activity water pipe (13) has inlet tube (14).
9. The splicing easy-maintenance guardrail for highway engineering according to claim 1, wherein the splicing easy-maintenance guardrail comprises: the both sides at the prompt board (11) back are all fixedly connected with snap ring (23), snap ring (23) are connected with montant (2) block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910903103.1A CN110593167B (en) | 2019-09-24 | 2019-09-24 | Highway engineering is with easily maintaining guardrail of can splicing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910903103.1A CN110593167B (en) | 2019-09-24 | 2019-09-24 | Highway engineering is with easily maintaining guardrail of can splicing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110593167A true CN110593167A (en) | 2019-12-20 |
| CN110593167B CN110593167B (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910903103.1A Active CN110593167B (en) | 2019-09-24 | 2019-09-24 | Highway engineering is with easily maintaining guardrail of can splicing |
Country Status (1)
| Country | Link |
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| CN (1) | CN110593167B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111042655A (en) * | 2020-01-14 | 2020-04-21 | 四川铸创安全科技有限公司 | Urban building safety protection equipment |
| CN113123276A (en) * | 2021-04-23 | 2021-07-16 | 贵弘建设发展有限公司 | Rail guard for municipal works |
| CN113350932A (en) * | 2021-05-31 | 2021-09-07 | 金鼎文 | Constructional engineering is with spraying dust device |
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| CN109730049A (en) * | 2019-03-15 | 2019-05-10 | 菏泽市农业科学院 | It is a kind of for preventing the pesticide spraying device of tree peony pest and disease damage |
| CN209178888U (en) * | 2018-10-26 | 2019-07-30 | 光合(北京)文化创意股份有限公司 | A kind of guardrail |
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| CN205348062U (en) * | 2016-01-25 | 2016-06-29 | 浙江升浙建设集团有限公司 | Interim guardrail of fast assembly road |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042655A (en) * | 2020-01-14 | 2020-04-21 | 四川铸创安全科技有限公司 | Urban building safety protection equipment |
| CN113123276A (en) * | 2021-04-23 | 2021-07-16 | 贵弘建设发展有限公司 | Rail guard for municipal works |
| CN113350932A (en) * | 2021-05-31 | 2021-09-07 | 金鼎文 | Constructional engineering is with spraying dust device |
| CN113350932B (en) * | 2021-05-31 | 2022-11-04 | 周辰晓 | Constructional engineering is with spraying dust device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110593167B (en) | 2021-10-08 |
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