CN108824125A - A kind of highway bridge - Google Patents

A kind of highway bridge Download PDF

Info

Publication number
CN108824125A
CN108824125A CN201810749291.2A CN201810749291A CN108824125A CN 108824125 A CN108824125 A CN 108824125A CN 201810749291 A CN201810749291 A CN 201810749291A CN 108824125 A CN108824125 A CN 108824125A
Authority
CN
China
Prior art keywords
interfacing
lamp stand
heating tube
freezing
bridge
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Withdrawn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
CN201810749291.2A
Other languages
Chinese (zh)
Inventor
不公告发明人
Original Assignee
吴彬
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 吴彬 filed Critical 吴彬
Priority to CN201610999727.4A priority Critical patent/CN106522088B/en
Priority to CN201810749291.2A priority patent/CN108824125A/en
Publication of CN108824125A publication Critical patent/CN108824125A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00Details of pavings
    • E01C11/24Methods or arrangements for preventing slipperiness or protecting against influences of the weather
    • E01C11/26Permanently installed heating or blowing devices ; Mounting thereof
    • E01C11/265Embedded electrical heating elements ; Mounting thereof
    • 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
    • E01D19/08Damp-proof or other insulating layers; Drainage arrangements or devices Bridge deck surfacings
    • 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
    • E01D19/12Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
    • E01D19/125Grating or flooring for bridges
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F21S9/03Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
    • F21S9/035Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light the solar unit being integrated within the support for the lighting unit, e.g. within or on a pole
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

Abstract

The invention discloses a kind of highway bridges, it includes anti-freezing system, anti-freezing system includes two groups of interfacing parts and detection device along the installation of bridge length direction, heating tube is installed between two groups of interfacing parts, interfacing part is vertically installed with link block far from the both ends of heating tube side, the upper surface of link block is welded with sleeve, the inner ring fixing sleeve of sleeve is connected to lamp stand, lamp stand top is equipped with arc support rod close to the side of heating tube, arc support rod is equipped with solar panel far from one end of lamp stand, and the lower one end of solar panel and the top of lamp stand connect, headlamp is installed immediately below arc support rod, and headlamp is connect with lamp stand, control cabinet is also equipped on the outside of lamp stand;Interfacing part is made of connecting pipe.The present invention adapts to the installation of different length bridge, improves the installation speed of anti-freezing system, and anti-freezing system is made to possess the function using solar energy, saves energy consumption of the anti-freezing system when heating to bridge, environmental protection and saving.

Description

A kind of highway bridge
Technical field
The present invention relates to a kind of highway bridges.
Background technique
Every winter, China's most area just will appear frost, rain and snow weather, so that the offices such as highway, bridge, tunnel face There is icing phenomenon in portion region, and the automobilism travelled on this road surface is extremely difficult, can also because caused by wheel-slip traffic pacify Full accident, serious prestige rib, the people's lives and property safety.
In order to ensure that pedestrian's automobile drives safely on highway bridge, need to carry out deicing operation to highway bridge, due to Road and bridge route are longer, and traditional deicing system power consumption is serious, installation trouble, it is therefore desirable to a kind of for highway bridge Anti-freezing system.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of highway bridge proposed.
To achieve the goals above, present invention employs following technical solutions:
One kind being used for highway bridge, including anti-freezing system, and anti-freezing system includes two groups of pairs along the installation of bridge length direction Fitting and detection device are equipped with heating tube, both ends of the interfacing part far from heating tube side between interfacing part described in two groups It is vertically installed with link block, the upper surface of the link block is welded with sleeve, and the inner ring fixing sleeve of the sleeve is connected to lamp stand, institute It states lamp stand top and arc support rod is installed close to the side of heating tube, the arc support rod is equipped with far from one end of lamp stand Solar panel, and the lower one end of solar panel and the top of lamp stand connect, the underface of the arc support rod Headlamp is installed, and headlamp is connect with lamp stand, is also equipped with control cabinet on the outside of the lamp stand;The interfacing part has connection Pipeline composition, the connecting pipe are strip hollow pipe, and the interfacing part is equipped with multiple along docking close to heating tube side The butt hole of part length direction distribution, the interfacing part are equipped with support base, the interfacing part far from the side inner wall of heating tube One end be equipped with docking recess, the other end of the interfacing part is equipped with docking convex block dock with docking recess, and the detection fills It sets including connecting plate, the upper surface of the connecting plate is welded with pillar, and the top of the pillar is equipped with groove, the bottom of the groove Portion's inner wall is equipped with temperature sensor.
Preferably, the heating tube includes seamless steel pipe, and the inside of the seamless steel pipe is equipped with heating wire, described seamless The both ends of steel pipe are mounted on collets, and the collets are equipped with plug far from the side of seamless steel pipe, and the one of the plug End is protruded into seamless steel pipe and is connect with heating wire.
Preferably, the inside of the control cabinet is equipped with controller and battery, and the controller is ARM single-chip microcontroller, institute It states ARM single-chip microcontroller to connect by cable with battery, temperature sensor and headlamp, the battery and solar panel connect It connects.
Preferably, it is uniformly distributed, the quantity of the butt hole and the quantity of support base and adds between multiple butt holes The quantity of heat pipe is consistent.
Preferably, the heating tube is preset in the inside of bridge steel ledges.
Preferably, the detection device is embedded in the lower section of bridge floor, the connecting plate and bridge steel of the detection device Ledges welding.
Preferably, the interfacing part is embedded in the lower section of bridge floor.
Beneficial effects of the present invention:
1, by the modularized design to interfacing part, the mounting means between interfacing part is designed as the installation side being mutually butted Formula facilitates the installation of interfacing part, adapts to the installation of different length bridge, improves the installation speed of anti-freezing system;
2, by the lamp stand of setting, solar panel, headlamp and control cabinet, possess anti-freezing system and utilize solar energy Function saves energy consumption of the anti-freezing system when heating to bridge, environmental protection and saving.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the anti-freezing system for highway bridge proposed by the present invention;
Fig. 2 is a kind of top view of the anti-freezing system for highway bridge proposed by the present invention;
Fig. 3 is a kind of structural schematic diagram of the anti-freezing system interfacing part for highway bridge proposed by the present invention;
Fig. 4 is a kind of structural schematic diagram of the anti-freezing system detection device for highway bridge proposed by the present invention.
In figure:1 interfacing part, 2 heating tubes, 3 link blocks, 4 sleeves, 5 lamp stands, 6 arc support rods, 7 solar panels, 8 Headlamp, 9 detection devices, 10 control cabinets, 11 docking recess, 12 docking convex blocks, 13 butt holes, 14 support bases, 15 connecting plates, 16 Pillar, 17 grooves, 18 temperature sensors.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-4, a kind of anti-freezing system for highway bridge, pair including two groups along the installation of bridge length direction Fitting 1 and detection device 9, heating tube 2 is equipped between two groups of interfacing parts 1, and interfacing part 1 hangs down far from the both ends of 2 side of heating tube Link block 3 is directly installed, the upper surface of link block 3 is welded with sleeve 4, and the inner ring fixing sleeve of sleeve 4 is connected to lamp stand 5, and lamp stand 5 pushes up Hold the side close to heating tube 2 that arc support rod 6 is installed, arc support rod 6 is equipped with solar-electricity far from one end of lamp stand 5 Pond plate 7, and the lower one end of solar panel 7 is connect with the top of lamp stand 5, the underface of arc support rod 6 is equipped with photograph Bright lamp 8, and headlamp 8 is connect with lamp stand 5, the outside of lamp stand 5 is also equipped with control cabinet 10;Interfacing part 1 is made of connecting pipe, Connecting pipe is strip hollow pipe, and interfacing part 1 is equipped with multiple along the distribution of 1 length direction of interfacing part close to 2 side of heating tube Butt hole 13, interfacing part 1 is equipped with support base 14 far from the side inner wall of heating tube 2, one end of interfacing part 1 be equipped with dock it is recessed Slot 11, the other end of interfacing part 1 are equipped with the docking convex block 12 docked with docking recess 11, and detection device 9 includes connecting plate 15, even The upper surface of fishplate bar 15 is welded with pillar 16, and the top of pillar 16 is equipped with groove 17, and the bottom interior wall of groove 17 is equipped with temperature Sensor 18.
Heating tube 2 includes seamless steel pipe, and the inside of seamless steel pipe is equipped with heating wire, and the both ends of seamless steel pipe are mounted on Collets, collets are equipped with plug far from the side of seamless steel pipe, and one end of plug is protruded into seamless steel pipe and connect with heating wire, The inside of control cabinet 10 is equipped with controller and battery, and controller is ARM single-chip microcontroller, and ARM single-chip microcontroller passes through cable and electric power storage Pond, temperature sensor 18 and headlamp 8 connect, and battery connect with solar panel 7, uniformly divides between multiple butt holes 13 Cloth, the quantity of butt hole 13 is consistent with the quantity of the quantity of support base and heating tube 2, and heating tube 2 is preset in bridge steel ledges Inside, detection device 9 are embedded in the lower section of bridge floor, and the connecting plate 15 and bridge steel ledges of detection device 9 weld, interfacing part 1 is embedded in the lower section of bridge floor.
In the present invention, interfacing part 1 is preset in inside bridge by when installation, is selected according to the length of bridge corresponding number of Then the docking convex block 12 of interfacing part 1 is docked with the docking recess 11 of adjacent interfacing part 1, reduces interfacing part 1 by interfacing part 1 Between installation steps, then by heating tube 2 from the butt hole 13 of interfacing part 1 protrude into connecting pipe inside and with support base 14 Then connection carries out bridge floor and pours, solar panel 7 converts electric energy for received solar energy and is stored in control when use In battery in cabinet 10, detection device 9 detects the temperature signal of bridge floor, and when temperature is lower than zero point, control cabinet 10 is controlled Heating tube 2 heats bridge floor, prevents bridge floor from freezing, which adapts to the installation of different length bridge, improves anti-freezing system Installation speed, so that anti-freezing system is possessed the function using solar energy, save energy of the anti-freezing system when heating to bridge Amount consumption, environmental protection and saving.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (3)

1. a kind of highway bridge, including anti-freezing system, which includes two groups of pairs along the installation of bridge length direction Fitting (1) and detection device (9), it is characterised in that:Heating tube (2), the docking are installed between interfacing part described in two groups (1) Part (1) is vertically installed with link block (3) far from the both ends of heating tube (2) side, and the upper surface of the link block (3) is welded with set Cylinder (4), the inner ring fixing sleeve of the sleeve (4) are connected to lamp stand (5), and lamp stand (5) top is pacified close to the side of heating tube (2) Equipped with arc support rod (6), the arc support rod (6) is equipped with solar panel (7) far from the one end of lamp stand (5), and Solar panel (7) lower one end is connect with the top of lamp stand (5), is equipped with immediately below the arc support rod (6) Headlamp (8), and headlamp (8) is connect with lamp stand (5), is also equipped with control cabinet (10) on the outside of the lamp stand (5);It is described right Fitting (1) is made of connecting pipe, and the connecting pipe is strip hollow pipe, and the interfacing part (1) is close to heating tube (2) Side is equipped with multiple butt holes (13) along the distribution of interfacing part (1) length direction, and the interfacing part (1) is far from heating tube (2) Side inner wall is equipped with support base (14), and one end of the interfacing part (1) is equipped with docking recess (11), the interfacing part (1) The other end is equipped with the docking convex block (12) docked with docking recess (11), and the detection device (9) includes connecting plate (15), described The upper surface of connecting plate (15) is welded with pillar (16), and the top of the pillar (16) is equipped with groove (17), the groove (17) Bottom interior wall temperature sensor (18) are installed;
The heating tube (2) includes seamless steel pipe, and the inside of the seamless steel pipe is equipped with heating wire, and the two of the seamless steel pipe End is mounted on collets, and the collets are equipped with plug far from the side of seamless steel pipe, and nothing is protruded into one end of the plug Seam steel pipe is connect with heating wire;
The inside of the control cabinet (10) is equipped with controller and battery, and the controller is ARM single-chip microcontroller, and the ARM is mono- Piece machine is connect by cable with battery, temperature sensor (18) and headlamp (8), the battery and solar panel (7) it connects.
2. a kind of anti-freezing system for highway bridge according to claim 1, which is characterized in that multiple docking Hole is uniformly distributed between (13), and the quantity of the butt hole (13) is consistent with the quantity of the quantity of support base and heating tube (2).
3. a kind of anti-freezing system for highway bridge according to claim 1, which is characterized in that the heating tube (2) it is preset in the inside of bridge steel ledges.
CN201810749291.2A 2016-11-14 2016-11-14 A kind of highway bridge Withdrawn CN108824125A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201610999727.4A CN106522088B (en) 2016-11-14 2016-11-14 A kind of anti-freezing system for highway bridge
CN201810749291.2A CN108824125A (en) 2016-11-14 2016-11-14 A kind of highway bridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810749291.2A CN108824125A (en) 2016-11-14 2016-11-14 A kind of highway bridge

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201610999727.4A Division CN106522088B (en) 2016-11-14 2016-11-14 A kind of anti-freezing system for highway bridge

Publications (1)

Publication Number Publication Date
CN108824125A true CN108824125A (en) 2018-11-16

Family

ID=58351536

Family Applications (4)

Application Number Title Priority Date Filing Date
CN201810749291.2A Withdrawn CN108824125A (en) 2016-11-14 2016-11-14 A kind of highway bridge
CN201810749288.0A Withdrawn CN108824124A (en) 2016-11-14 2016-11-14 A kind of installation method of highway bridge
CN201810749295.0A Withdrawn CN108867370A (en) 2016-11-14 2016-11-14 A kind of highway bridge using antifreezing solar energy
CN201610999727.4A Active CN106522088B (en) 2016-11-14 2016-11-14 A kind of anti-freezing system for highway bridge

Family Applications After (3)

Application Number Title Priority Date Filing Date
CN201810749288.0A Withdrawn CN108824124A (en) 2016-11-14 2016-11-14 A kind of installation method of highway bridge
CN201810749295.0A Withdrawn CN108867370A (en) 2016-11-14 2016-11-14 A kind of highway bridge using antifreezing solar energy
CN201610999727.4A Active CN106522088B (en) 2016-11-14 2016-11-14 A kind of anti-freezing system for highway bridge

Country Status (1)

Country Link
CN (4) CN108824125A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108442207A (en) * 2018-03-13 2018-08-24 苏州亮磊知识产权运营有限公司 A kind of bridge snow removal system
CN108954187A (en) * 2018-07-27 2018-12-07 许炳初 A kind of solar street light
CN109112927A (en) * 2018-10-24 2019-01-01 贵州省遵义公路管理局 A kind of anti-freezing system for highway bridge
CN109653056A (en) * 2018-12-25 2019-04-19 航天科工哈尔滨风华有限公司 A kind of multifunctional snow-melting heat pipe
CN109778672A (en) * 2019-01-14 2019-05-21 扬州大学 A kind of colored UHPC bridge system with ice-melt snow degrading tail gas function
CN109914184A (en) * 2019-03-06 2019-06-21 东北大学 A kind of road surface anti-icing dust-extraction unit and method automatically

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201169736Y (en) * 2008-02-15 2008-12-24 梁晓军 Ice and snow removing road by heating
CN203068401U (en) * 2012-12-27 2013-07-17 东莞市科旺网络能源有限公司 Photovoltaic electric power highway anti-freezing lighting device
CN203113219U (en) * 2013-03-13 2013-08-07 杨德山 Highway bridge capable of preventing freeze and accumulated snow through solar energy
CN104695324A (en) * 2013-12-06 2015-06-10 北京泰宁科创雨水利用技术股份有限公司 Snowmelt type bridge surface drainage device
CN205259061U (en) * 2015-12-20 2016-05-25 辽宁科技学院 Ice -melt snow bridge deck pavement structural layer
KR20160081639A (en) * 2014-12-31 2016-07-08 영산대학교산학협력단 A system of freezing prevention for sloping road

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110089830A (en) * 2010-02-01 2011-08-09 경희대학교 산학협력단 System for protecting road freezing using district heating pipe and method thereof
KR20140017366A (en) * 2012-08-01 2014-02-11 이진락 Apparatus for preventing road freeezing
KR20140018711A (en) * 2012-08-03 2014-02-13 편장훈 Block
CN104032645A (en) * 2014-06-25 2014-09-10 杭州宇航交通工程有限公司 Anti-freezing and thawing system for thermal cycle bridge deck
CN104404872B (en) * 2014-12-11 2016-04-13 湖南科技大学 A kind of highway bridge heat distribution pipeline anti-icing system control device and control method
CN204417959U (en) * 2015-01-12 2015-06-24 任丘市永基建筑安装工程有限公司 A kind of People's Bank of China road surface initiatively thermal insulation anti-skid system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201169736Y (en) * 2008-02-15 2008-12-24 梁晓军 Ice and snow removing road by heating
CN203068401U (en) * 2012-12-27 2013-07-17 东莞市科旺网络能源有限公司 Photovoltaic electric power highway anti-freezing lighting device
CN203113219U (en) * 2013-03-13 2013-08-07 杨德山 Highway bridge capable of preventing freeze and accumulated snow through solar energy
CN104695324A (en) * 2013-12-06 2015-06-10 北京泰宁科创雨水利用技术股份有限公司 Snowmelt type bridge surface drainage device
KR20160081639A (en) * 2014-12-31 2016-07-08 영산대학교산학협력단 A system of freezing prevention for sloping road
CN205259061U (en) * 2015-12-20 2016-05-25 辽宁科技学院 Ice -melt snow bridge deck pavement structural layer

Also Published As

Publication number Publication date
CN108824124A (en) 2018-11-16
CN106522088B (en) 2018-08-21
CN108867370A (en) 2018-11-23
CN106522088A (en) 2017-03-22

Similar Documents

Publication Publication Date Title
CN108824125A (en) A kind of highway bridge
CN205477664U (en) Twin side heading method undercut tunnel utility tunnel
CN112399665A (en) Intelligent LED street lamp use monitoring system based on big data
CN202194159U (en) Square pipe gallery bracket and square pipe gallery
CN204689646U (en) A kind of submersible water impeller system
CN101746059B (en) Hot melt adhesive welding device
CN102997470B (en) Solar panel roof installation structure and installation method thereof
CN207062738U (en) A kind of bridge of fast demountable
CN207619866U (en) A kind of detachable sound barrier
CN107245932A (en) A kind of quick assembling overpass for preventing bridge floor from freezing
CN205399272U (en) Road traffic can give out light and use sign
CN205368905U (en) Steel reinforced concrete combines track roof beam heating steel pipe ice -melt snow device
CN204199191U (en) Solar high-speed highway gallery
CN203083186U (en) Solar panel roof mounting frame of unit structure
CN102864929A (en) Awning for construction in scorching sun
CN202969762U (en) Roof mounting structure of solar panel
CN202598936U (en) Wall-mounted solar collector fixing structure without three-legged support
CN202925424U (en) Heating bin opening and closing cylinder frame
CN213681814U (en) Novel traffic engineering direction tablet
CN208128189U (en) A kind of power supply unit of the vertical parking device of bicycle based on solar energy
CN209760624U (en) Roof anti-icing snow-melting device
CN211597315U (en) Heat-insulating roof
CN207092126U (en) Vertical movable supporting frame structure inside a kind of corrugated steel pipe gallery
CN205278717U (en) Water separator
CN207376821U (en) A kind of electronic rain shade suitable on Metro station excavation

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20181116

WW01 Invention patent application withdrawn after publication