CN104762908A - Municipal bridge guardrail cleaning device capable of moving left and right and use method thereof - Google Patents

Municipal bridge guardrail cleaning device capable of moving left and right and use method thereof Download PDF

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Publication number
CN104762908A
CN104762908A CN201510132213.4A CN201510132213A CN104762908A CN 104762908 A CN104762908 A CN 104762908A CN 201510132213 A CN201510132213 A CN 201510132213A CN 104762908 A CN104762908 A CN 104762908A
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CN
China
Prior art keywords
water
water storage
screw mandrel
storage casing
cleaning
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Granted
Application number
CN201510132213.4A
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Chinese (zh)
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CN104762908B (en
Inventor
舒泳军
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Zhejiang Wanrui Municipal Engineering Co ltd
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Individual
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Priority to CN201510132213.4A priority Critical patent/CN104762908B/en
Publication of CN104762908A publication Critical patent/CN104762908A/en
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Publication of CN104762908B publication Critical patent/CN104762908B/en
Expired - Fee Related legal-status Critical Current
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/10Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
    • E01D19/103Parapets, railings ; Guard barriers or road-bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01HSTREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H3/00Applying liquids to roads or like surfaces, e.g. for dust control; Stationary flushing devices
    • E01H3/04Fixed devices, e.g. permanently- installed flushing means
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B3/00Methods or installations for obtaining or collecting drinking water or tap water
    • E03B3/02Methods or installations for obtaining or collecting drinking water or tap water from rain-water
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

Abstract

The invention discloses a municipal bridge guardrail cleaning device capable of moving left and right and a use method of the device. The device is used for cleaning a municipal bridge guardrail (1) and comprises water collection tank assembles (9), cleaning spraying heads (92) and a pressure supply device (7). The number of the water collection tank assemblies (9) and the number of the cleaning spraying heads (92) are both plural, and the water collection tank assemblies (9) are in one-to-one connection with the cleaning spraying heads (92) through water conveying pipes (91). The cleaning spraying heads (92) are arranged above spraying head mounting frames (8) protruding from the ground (2).

Description

The municipal Bridge guardrail cleaning device of left and right movement and using method thereof
Technical field
The present invention relates to municipal bridge field, be specially a kind of municipal Bridge guardrail cleaning device and using method thereof of left and right movement.
Background technology
The guardrail of municipal administration bridge often has certain performance attractive in appearance.And this guardrail may be in urban district and the numerous occasion of pedestrian, and therefore its clean level can have influence on the functional performance of guardrail and performance attractive in appearance.And guardrail is easily subject to the impact of condition of road surface and vehicle airborne dust in the environment of outdoor, the cleaning for guardrail often needs at substantial manpower and materials.
For the municipal bridge away from water source or inconvenience connection water source, just more difficult for its cleaning.Use sprinkling truck to need to expend extra cost, and use procedure is inconvenient; And directly connect municipal water use and clean, then can increase pipe laying cost.
Summary of the invention
The present invention aims to provide a kind of municipal Bridge guardrail cleaning device and cleaning method of left and right movement, and it can overcome the problems referred to above.
According to an aspect of the present invention, a kind of municipal Bridge guardrail cleaning device of left and right movement, for cleaning municipal Bridge guardrail, comprise: header tank assembly, cleaning shower nozzle and pressure supply unit, wherein, the quantity of described header tank assembly and described cleaning shower nozzle is multiple, and described header tank assembly is connected with described cleaning shower nozzle one to one by water-supply-pipe, described cleaning shower nozzle be installed in be exposed to ground shower nozzle installing rack above;
Described municipal Bridge guardrail is by main support column, auxiliary support column and railing composition, described auxiliary support column is arranged on main support column both sides, described railing runs through main support column and is connected with auxiliary support column, installing rack front end face below described main support column is provided with left and right drive motor, drive motor both sides, described left and right are provided with left screw mandrel and right screw mandrel, installing rack front end face below described auxiliary support column is provided with bearing support, described bearing support is connected with right screw mandrel with left screw mandrel respectively, described left screw mandrel and right screw mandrel are equipped with sliding seat, described sliding seat top is fixedly connected with cleaning shower nozzle,
The water storage casing that described header tank assembly comprises sealing and the infundibulate catch basin be positioned at above water storage casing, described infundibulate catch basin is divided into the infundibulate main part on top and is positioned at the columned settling pit of described infundibulate main part bottom, the top of described infundibulate main part is provided with filter screen, described filter screen is used for concordant with the diapire of rainwater diversion raceway groove, with the rainwater-collecting will flowed in described rainwater diversion raceway groove in described infundibulate catch basin, described settling pit is for precipitating the impurity in rainwater, and the bottom surface of described settling pit has inclined slope with the outfall that led by the impurity of precipitation, described outfall place is provided with releases Controlling solenoid valve,
Described settling pit is being provided with the circular butterfly valve that driven by drive unit for the upper opening sealing described settling pit with described infundibulate main part adjoining position, described settling pit is communicated with in the upper end of the below of described circular butterfly valve with recoil aqueduct, described recoil aqueduct is provided with the bottom that recoil aqueduct electromagnetic valve and the lower end of described recoil aqueduct extend to described water storage casing; Described infundibulate main part is connected with the upper end of at least four leaking pipes equably being on hoop direction with described settling pit adjoining position, the lower end of described at least four leaking pipes all enters the upper end that water is responsible for and is connected with water storage casing, the lower end that described water storage casing enters water supervisor is communicated with described water storage casing, enters on water supervisor to be provided with into water supervisor electromagnetic valve at described water storage casing; Described water-supply-pipe is provided with water-supply-pipe electromagnetic valve and the lower end of described water-supply-pipe extends to the bottom of described water storage casing, described water-supply-pipe is telescopic flexible pipe; Wherein, communicate with each other by being connected to the Interconnecting conduit on the top of water storage casing between neighbor in the described water storage casing of multiple described header tank assembly, one end of described Interconnecting conduit is connected with air pressurization device by three-way magnetic valve, and described three-way magnetic valve can also be communicated with air by opening; The other end of described Interconnecting conduit is used for being connected with water replanishing device.
According to a further aspect in the invention, left, the using method of the municipal Bridge guardrail cleaning device moved right, wherein, when rainwater collected by needs, described circular butterfly valve is in an open position, described impurity guiding outfall is closed, described enter water supervisor electromagnetic valve open, the state of described three-way magnetic valve is arranged so that described Interconnecting conduit is communicated with air by opening, water-supply-pipe electromagnetic valve and described recoil aqueduct electromagnetic valve are all closed, now, rainwater is collected by described infundibulate catch basin, after collection completes, described circular butterfly valve is closed, described enter water supervisor closed electromagnetic valve, described water-supply-pipe closed electromagnetic valve, described recoil aqueduct electromagnetic valve is opened, the state of described three-way magnetic valve is arranged so that described Interconnecting conduit is connected with described air pressurization device, then, described air pressurization device work, afterwards, described impurity guiding outfall is opened, thus carry out impurity and to release recoil work, after having recoiled, described impurity guiding outfall is closed, and the state of described three-way magnetic valve is set to described Interconnecting conduit and described air pressurization device and described opening all to disconnect,
When needs clean guardrail, water-supply-pipe electromagnetic valve is opened, the state of described three-way magnetic valve is arranged so that described Interconnecting conduit is connected with described air pressurization device, now, described air pressurization device work, drive left screw mandrel and right screw mandrel to rotate by left and right drive motor, the sliding seat be arranged on left screw mandrel and right screw mandrel is moved left and right, thus drive cleaning shower nozzle to carry out the cleaning moved left and right.
By such scheme, due to have employed funnel and the adjoiner of bottom precipitation groove arrange annular equally distributed many leaking pipes be connected with the water main pipeline that enters of water storage casing, thus: first, ensure that collected rainwater can leak down by fast guiding; The second, ensure that the clean level of leaked down rainwater; 3rd, more importantly, by entering water main pipeline, many leaking pipes being bundled up, as one man can controlling many leaking pipe break-makes, more can prevent the moisture inverted evaporation by leaking pipe in water storage casing.And, by the setting of settling pit medium dip bottom surface, except smoothly sediment being directed to outfall, can also by sedimentary release position be directed to depart from described in enter the place of water supervisor, avoid the sediment that releases to entering the corrosion of water supervisor with many leaking pipe connecting portions; Simultaneously, utilize circular butterfly valve by the upper seal of settling pit, and outfall is closed simultaneously, described settling pit is transported to by press water is utilized described back flush line, can in settling pit mineralization pressure, now, then outfall is opened fast, sediment can be sprayed fast, thus ensure sedimentary normal excretion.And utilize Interconnecting conduit by multiple assembly interconnect that catchments, can unify to utilize water booster system to save equipment cost, and the emptying opening controlling water storage casing can be unified, to ensure that the normal collection of rainwater flows into, and, this Interconnecting conduit can also in the season of rainwater shortage to each storage tank decorum one moisturizing, thus make easy to maintenance.Multiple assembly that catchments can distribute along the bearing of trend of Bridge guardrail, thus ensures to clean each position of guardrail equably significantly not increase equipment cost.This device is by being arranged on guardrail bottom by shower nozzle, upwards spray, can effectively clean each position of guardrail, especially the maximum position, dead angle (as downside) of dust is accumulated, and because nozzle only exposes bottom surface very small distance, it is easy for installation and do not affect the aesthetic property of guardrail entirety.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the cleaning device of municipal Bridge guardrail of the present invention.
Fig. 2 is the concrete structure schematic diagram of the cleaning device shown in Fig. 1; Wherein, circular butterfly valve is in closed condition, and it may be in cleaning state, backwash state or off position at ordinary times.
Fig. 3 is the schematic diagram of the cleaning device in Fig. 2 in rainwater-collecting state, and wherein, circular butterfly valve is in open mode.
Fig. 4 is the schematic top plan view of infundibulate catch basin of the present invention.
Detailed description of the invention
1-4 by reference to the accompanying drawings, makes detailed explaination to the present invention.
According to embodiment, a kind of municipal Bridge guardrail cleaning device of left and right movement, for cleaning municipal Bridge guardrail 1, comprise: header tank assembly 9, cleaning shower nozzle 92 and pressure supply unit 7, wherein, described header tank assembly 9 is multiple with the quantity of described cleaning shower nozzle 92, and described header tank assembly 9 is connected with described cleaning shower nozzle 92 one to one by water-supply-pipe 91, described cleaning shower nozzle 92 be installed in be exposed to ground 2 shower nozzle installing rack 8 above;
Described municipal Bridge guardrail 1 is by main support column 3, auxiliary support column 4 and railing 5 form, described auxiliary support column 4 is arranged on main support column 3 both sides, described railing 5 runs through main support column 3 and is connected with auxiliary support column 4, installing rack 8 front end face below described main support column 3 is provided with left and right drive motor 6, drive motor 6 both sides, described left and right are provided with left screw mandrel 81 and right screw mandrel 82, installing rack 8 front end face below described auxiliary support column 4 is provided with bearing support 83, described bearing support 83 is connected with right screw mandrel 82 with left screw mandrel 81 respectively, described left screw mandrel 81 and right screw mandrel 82 are equipped with sliding seat 84, described sliding seat 84 top is fixedly connected with cleaning shower nozzle 92,
The water storage casing 94 that described header tank assembly 9 comprises sealing and the infundibulate catch basin 93 be positioned at above water storage casing 94, described infundibulate catch basin 93 is divided into the infundibulate main part on top and is positioned at the columned settling pit 97 of described infundibulate main part bottom, the top of described infundibulate main part is provided with filter screen 931, described filter screen 931 is for concordant with the diapire 951 of rainwater diversion raceway groove 95, with the rainwater-collecting will flowed in described rainwater diversion raceway groove 95 in described infundibulate catch basin 93, described settling pit 97 is for precipitating the impurity in rainwater, and the bottom surface of described settling pit 97 has inclined slope 971 with the outfall 972 that led by the impurity of precipitation, described outfall 972 place is provided with releases Controlling solenoid valve 932,
Described settling pit 97 is being provided with the circular butterfly valve 933 that driven by drive unit 934 for the upper opening sealing described settling pit 97 with described infundibulate main part adjoining position, described settling pit 97 is communicated with in the upper end of the below of described circular butterfly valve 933 with recoil aqueduct 936, described recoil aqueduct 936 is provided with the bottom that recoil aqueduct electromagnetic valve 9361 and the lower end of described recoil aqueduct 936 extend to described water storage casing 94; Described infundibulate main part is connected with the upper end of at least four leaking pipes 98 equably being on hoop direction with described settling pit 97 adjoining position, the lower end of described at least four leaking pipes 98 all enters the upper end that water is responsible for 99 and is connected with water storage casing, the lower end that described water storage casing enters water supervisor 99 is communicated with described water storage casing 94, enters on water supervisor 99 to be provided with into water supervisor electromagnetic valve 991 at described water storage casing; Described water-supply-pipe 91 is provided with water-supply-pipe electromagnetic valve 911 and the lower end of described water-supply-pipe 91 extends to the bottom of described water storage casing 94, described water-supply-pipe 91 is telescopic flexible pipe; Wherein, communicate with each other by being connected to the Interconnecting conduit 79 on the top of water storage casing 94 between neighbor in the described water storage casing 94 of multiple described header tank assembly 9, one end of described Interconnecting conduit 79 is connected with air pressurization device 7 by three-way magnetic valve 791, and described three-way magnetic valve 791 can also be communicated with air by opening 78; The other end of described Interconnecting conduit 79 is used for being connected with water replanishing device.
Alternatively, wherein, described drive unit 934 is fixed on the outer wall of described water storage casing 94 by support 935.
In addition, valuably, described cleaning shower nozzle 92 can adopt the nozzle type that spraying, back and forth mowing type spray or dispersion shape sprays.The nozzle type that this shower nozzle such as can adopt lawn spray irrigation used.
In addition, a left side described above, the using method of the municipal Bridge guardrail cleaning device moved right, wherein, when rainwater collected by needs, described circular butterfly valve 933 is in an open position, described impurity guiding outfall 972 is closed, described enter water supervisor electromagnetic valve 991 open, the state of described three-way magnetic valve 791 is arranged so that described Interconnecting conduit 79 is communicated with air by opening 78, water-supply-pipe electromagnetic valve 911 and described recoil aqueduct electromagnetic valve 9361 are all closed, now, rainwater is collected by described infundibulate catch basin 93, after collection completes, described circular butterfly valve 933 is closed, described enter water supervisor electromagnetic valve 991 close, described water-supply-pipe electromagnetic valve 911 cuts out, described recoil aqueduct electromagnetic valve 9361 is opened, the state of described three-way magnetic valve 791 is arranged so that described Interconnecting conduit 79 is connected with described air pressurization device 7, then, described air pressurization device 7 works, afterwards, described impurity guiding outfall 972 is opened, thus carry out impurity and to release recoil work, after having recoiled, described impurity guiding outfall 972 is closed, and the state of described three-way magnetic valve 791 is set to described Interconnecting conduit 79 all to disconnect with described air pressurization device 7 and described opening 78,
When needs clean guardrail, water-supply-pipe electromagnetic valve 911 is opened, the state of described three-way magnetic valve 791 is arranged so that described Interconnecting conduit 79 is connected with described air pressurization device 7, now, described air pressurization device 7 works, drive left screw mandrel 81 and right screw mandrel 82 to rotate by left and right drive motor 6, the sliding seat 84 be arranged on left screw mandrel 81 and right screw mandrel 82 is moved left and right, thus drive cleaning shower nozzle 92 to carry out the cleaning moved left and right.
Above embodiment is just for explanatory information of the present invention, and the scope of not intended to be limiting the claims in the present invention.

Claims (3)

1. the municipal Bridge guardrail cleaning device of a left and right movement, for cleaning municipal Bridge guardrail (1), comprise: header tank assembly (9), cleaning shower nozzle (92) and pressure supply unit (7), wherein, described header tank assembly (9) is multiple with the quantity of described cleaning shower nozzle (92), described header tank assembly (9) is connected with described cleaning shower nozzle (92) one to one by water-supply-pipe (91), and described cleaning shower nozzle (92) is installed in shower nozzle installing rack (8) top being exposed to ground (2);
Described municipal Bridge guardrail (1) is by main support column (3), auxiliary support column (4) and railing (5) composition, described auxiliary support column (4) is arranged on main support column (3) both sides, described railing (5) runs through main support column (3) and is connected with auxiliary support column (4), installing rack (8) front end face of described main support column (3) below is provided with left and right drive motor (6), drive motor (6) both sides, described left and right are provided with left screw mandrel (81) and right screw mandrel (82), installing rack (8) front end face of described auxiliary support column (4) below is provided with bearing support (83), described bearing support (83) is connected with right screw mandrel (82) with left screw mandrel (81) respectively, described left screw mandrel (81) and right screw mandrel (82) are equipped with sliding seat (84), described sliding seat (84) top is fixedly connected with cleaning shower nozzle (92),
Described header tank assembly (9) comprises the water storage casing (94) of sealing and is positioned at the infundibulate catch basin (93) of water storage casing (94) top, described infundibulate catch basin (93) is divided into the infundibulate main part on top and is positioned at the columned settling pit (97) of described infundibulate main part bottom, the top of described infundibulate main part is provided with filter screen (931), described filter screen (931) is for concordant with the diapire (951) of rainwater diversion raceway groove (95), with the rainwater-collecting that will flow in described rainwater diversion raceway groove (95) in described infundibulate catch basin (93), described settling pit (97) is for precipitating the impurity in rainwater, and the bottom surface of described settling pit (97) has inclined slope (971) with the outfall (972) that led by the impurity of precipitation, described outfall (972) place is provided with releases Controlling solenoid valve (932),
Described settling pit (97) is being provided with the circular butterfly valve (933) that driven by drive unit (934) for the upper opening sealing described settling pit (97) with described infundibulate main part adjoining position, described settling pit (97) is communicated with in the upper end of the below of described circular butterfly valve (933) with recoil aqueduct (936), described recoil aqueduct (936) is provided with aqueduct electromagnetic valve (9361) and the lower end of described recoil aqueduct (936) extends to the bottom of described water storage casing (94) of recoiling; Described infundibulate main part is connected with the upper end of at least four leaking pipes (98) equably being on hoop direction with described settling pit (97) adjoining position, the lower end of described at least four leaking pipes (98) all enters the upper end that water is responsible for (99) and is connected with water storage casing, the lower end that described water storage casing enters water supervisor (99) is communicated with described water storage casing (94), enters on water supervisor (99) to be provided with into water supervisor's electromagnetic valve (991) at described water storage casing; Described water-supply-pipe (91) is provided with water-supply-pipe electromagnetic valve (911) and the lower end of described water-supply-pipe (91) extends to the bottom of described water storage casing (94), described water-supply-pipe (91) is telescopic flexible pipe; Wherein, communicate with each other by being connected to the Interconnecting conduit (79) on the top of water storage casing (94) between neighbor in the described water storage casing (94) of multiple described header tank assembly (9), one end of described Interconnecting conduit (79) is connected with air pressurization device (7) by three-way magnetic valve (791), and described three-way magnetic valve (791) can also pass through opening (78) and be communicated with air; The other end of described Interconnecting conduit (79) is used for being connected with water replanishing device.
2. the municipal Bridge guardrail cleaning device of a kind of left and right movement as claimed in claim 1, wherein, described drive unit (934) is fixed on the outer wall of described water storage casing (94) by support (935).
3. the left side as described in above-mentioned any one claim, the using method of the municipal Bridge guardrail cleaning device moved right, wherein, when rainwater collected by needs, described circular butterfly valve (933) is in an open position, described impurity guiding outfall (972) is closed, described enter water supervisor electromagnetic valve (991) open, the state of described three-way magnetic valve (791) is arranged so that described Interconnecting conduit (79) is communicated with air by opening (78), water-supply-pipe electromagnetic valve (911) and described recoil aqueduct electromagnetic valve (9361) are all closed, now, rainwater is collected by described infundibulate catch basin (93), after collection completes, described circular butterfly valve (933) is closed, described enter water supervisor electromagnetic valve (991) close, described water-supply-pipe electromagnetic valve (911) is closed, described recoil aqueduct electromagnetic valve (9361) is opened, the state of described three-way magnetic valve (791) is arranged so that described Interconnecting conduit (79) is connected with described air pressurization device (7), then, described air pressurization device (7) works, afterwards, described impurity guiding outfall (972) is opened, thus carry out impurity and to release recoil work, after having recoiled, described impurity guiding outfall (972) is closed, and the state of described three-way magnetic valve (791) is set to described Interconnecting conduit (79) and described air pressurization device (7) and described opening (78) all to disconnect,
When needs clean guardrail, water-supply-pipe electromagnetic valve (911) is opened, the state of described three-way magnetic valve (791) is arranged so that described Interconnecting conduit (79) is connected with described air pressurization device (7), now, described air pressurization device (7) works, left screw mandrel (81) and right screw mandrel (82) is driven to rotate by left and right drive motor (6), the sliding seat (84) be arranged on left screw mandrel (81) and right screw mandrel (82) is moved left and right, thus drives cleaning shower nozzle (92) to carry out the cleaning moved left and right.
CN201510132213.4A 2015-03-25 2015-03-25 The municipal Bridge guardrail washing unit of left and right movement and using method thereof Expired - Fee Related CN104762908B (en)

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CN201510132213.4A CN104762908B (en) 2015-03-25 2015-03-25 The municipal Bridge guardrail washing unit of left and right movement and using method thereof

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Application Number Priority Date Filing Date Title
CN201510132213.4A CN104762908B (en) 2015-03-25 2015-03-25 The municipal Bridge guardrail washing unit of left and right movement and using method thereof

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CN104762908B CN104762908B (en) 2016-06-01

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107386183A (en) * 2017-09-12 2017-11-24 陈军 A kind of efficient bridge floor cleaning device
CN108252356A (en) * 2018-02-11 2018-07-06 蒋昌霞 A kind of bridge culvert rainwater collection utilization unit
CN111794154A (en) * 2020-07-14 2020-10-20 刘迎迎 Guardrail water spraying mechanism with good cleaning and wetting effects and use method thereof
CN112942195A (en) * 2021-02-02 2021-06-11 赵龙龙 Guardrail for highway

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Publication number Priority date Publication date Assignee Title
JPS597373Y2 (en) * 1980-02-01 1984-03-07 北海ダンロ株式会社 Bridge snow removal structure
CN2354989Y (en) * 1998-10-30 1999-12-22 彭璞 Vehicle for cleaning safeguard railing
CN2878489Y (en) * 2006-02-27 2007-03-14 杨自忠 Acid rain preventing easily cleaning road guard bar
CN101085433A (en) * 2007-03-15 2007-12-12 瞿志温 High, middle and low altitude three-dimensional defense line, ecotype dust blocking and carbon removing environmental protection system engineering for city street
CN102493379A (en) * 2011-12-23 2012-06-13 柳州市京阳节能器具有限责任公司 Multifunctional traffic safety barrier
CN203514231U (en) * 2013-09-04 2014-04-02 四川华祥工程建设有限公司 Highway guard bar

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS597373Y2 (en) * 1980-02-01 1984-03-07 北海ダンロ株式会社 Bridge snow removal structure
CN2354989Y (en) * 1998-10-30 1999-12-22 彭璞 Vehicle for cleaning safeguard railing
CN2878489Y (en) * 2006-02-27 2007-03-14 杨自忠 Acid rain preventing easily cleaning road guard bar
CN101085433A (en) * 2007-03-15 2007-12-12 瞿志温 High, middle and low altitude three-dimensional defense line, ecotype dust blocking and carbon removing environmental protection system engineering for city street
CN102493379A (en) * 2011-12-23 2012-06-13 柳州市京阳节能器具有限责任公司 Multifunctional traffic safety barrier
CN203514231U (en) * 2013-09-04 2014-04-02 四川华祥工程建设有限公司 Highway guard bar

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107386183A (en) * 2017-09-12 2017-11-24 陈军 A kind of efficient bridge floor cleaning device
CN108252356A (en) * 2018-02-11 2018-07-06 蒋昌霞 A kind of bridge culvert rainwater collection utilization unit
CN111794154A (en) * 2020-07-14 2020-10-20 刘迎迎 Guardrail water spraying mechanism with good cleaning and wetting effects and use method thereof
CN112942195A (en) * 2021-02-02 2021-06-11 赵龙龙 Guardrail for highway

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