CN109462954A - A kind of Water-proof mouse constant temperature traffic signal controller cabinet - Google Patents

A kind of Water-proof mouse constant temperature traffic signal controller cabinet Download PDF

Info

Publication number
CN109462954A
CN109462954A CN201811380618.XA CN201811380618A CN109462954A CN 109462954 A CN109462954 A CN 109462954A CN 201811380618 A CN201811380618 A CN 201811380618A CN 109462954 A CN109462954 A CN 109462954A
Authority
CN
China
Prior art keywords
fixedly connected
water
wall
cabinet body
flapper
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.)
Pending
Application number
CN201811380618.XA
Other languages
Chinese (zh)
Inventor
王芳
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.)
Hefei Age Electronic Technology Co Ltd
Original Assignee
Hefei Age Electronic Technology Co Ltd
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 Hefei Age Electronic Technology Co Ltd filed Critical Hefei Age Electronic Technology Co Ltd
Priority to CN201811380618.XA priority Critical patent/CN109462954A/en
Publication of CN109462954A publication Critical patent/CN109462954A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/0217Mechanical details of casings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/02Details
    • H05K5/03Covers
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/06Hermetically-sealed casings
    • H05K5/069Other details of the casing, e.g. wall structure, passage for a connector, a cable, a shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Catching Or Destruction (AREA)

Abstract

The invention discloses a kind of Water-proof mouse constant temperature traffic signal controller cabinets, including cabinet body, top plate is fixedly connected at the top of the cabinet body, the two sides of the cabinet body offer through slot, the first round bar is fixedly connected on the inner wall of the through slot, the surface activity of first round bar is socketed with flapper, the upper surface of the top plate offers catch basin, the front of the catch basin inner wall is fixedly connected with cylinder, and the surface of cylinder offers leakage hole, the internal activity of the cylinder is connected with water-swellable item.The present invention is expanded by the rainwater Expandable strip rainwater that rainwater is, flapper is driven to rotate counterclockwise around the first round bar so that movable plate moves upwards, through slot is closed, rainwater is prevented to be blown into the inside of cabinet body, entered by rodent-proof mesh limitation mouse and baits route in cabinet body, simultaneously as rotating cylinder can bait rodent-proof mesh so that can not stand in the second round bar surface pivots on flapper, and then enter the inside of cabinet body.

Description

A kind of Water-proof mouse constant temperature traffic signal controller cabinet
Technical field
The present invention relates to traffic signal machine abinet technical fields, specially a kind of Water-proof mouse constant temperature road traffic signal Machine cabinet.
Background technique
Traffic signaling equipment is one of the important composition of Modern City Traffic system, is mainly used for Traffic Signals in Urban Roads Control and management, and traffic signaling equipment is usually all placed in cabinet, then is mounted at traffic main points.Traffic signaling equipment makes Used time, internal electronic component work release heat, just need in time to shed heat at this time, keep in traffic signaling equipment cabinet Temperature keep constant, generally use and open up ventilation opening the heat in cabinet is discharged, but after the ventilation opening opened up, rain When, rainwater can very likely be blown into the inside of cabinet, lead to the electronic component Damage by Short Circuit of traffic signaling equipment, while mouse It may also can enter the inside of cabinet, the conducting wire for baiting traffic signaling equipment in turn results in the damage of traffic signaling equipment.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of Water-proof mouse constant temperature traffic signal controller cabinet, tools Standby the advantages of preventing rainwater from entering cabinet and protection against rodents, solve the problems, such as that above-mentioned background technique is mentioned.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: a kind of Water-proof mouse constant temperature traffic signal controller Cabinet, including cabinet body are fixedly connected with top plate at the top of the cabinet body, and the two sides of the cabinet body offer through slot, described The first round bar is fixedly connected on the inner wall of through slot, the surface activity of first round bar is socketed with flapper, the top plate Upper surface offer catch basin, the front of the catch basin inner wall is fixedly connected with cylinder, and the surface of cylinder offers leakage Water hole, the internal activity of the cylinder is connected with water-swellable item, and the back side of water-swellable item is Nian Jie with the inner wall of catch basin, The front of water-swellable item is bonded with movable ratch, and the inside of the top plate offers cavity, and catch basin by connecting hole with Cavity is connected, and the bottom fixation of the inner wall of the cavity is inlaid with bearing, and the inner surface of the bearing is fixedly connected with screw thread Bar, is fixedly connected with gear at the top of the threaded rod, and movable ratch through connecting hole and extends to the inner wall of cavity, described The tooth socket that movable ratch right side opens up is engaged with the teeth of gear, and the bottom of the cabinet body inner wall is fixedly connected with clamping plate, and The side of clamping plate is connected with movable plate, threaded hole is offered at the top of the movable plate, and threaded rod is threaded in spiral shell The inside of pit, the side of the movable plate are fixedly connected with nylon rope, and the one of the other end of the nylon rope and flapper End is fixedly connected.
The quantity of the flapper is 16, and 16 flappers be divided into two groups equidistantly distribute it is logical at two On the inner wall of slot, the flapper in the same through slot is fixedly connected with rodent-proof mesh between any two, the flapper Upper surface opens up fluted, and the second round bar, the surface activity set of second round bar are fixedly connected on the inner wall of the groove It is connected to rotating cylinder.
Preferably, the two sides of the cabinet body offer inverted V type slot, and pass through bonding gluing on the inner wall of inverted V type slot It is connected to glass plate.
Preferably, the rodent-proof mesh is copper material, and rodent-proof mesh mesh size is 2mm-10mm.
Preferably, the quantity of the clamping plate is four, and two clamping plates are crack one guide groove of formation between one group.
Preferably, the bearing is using sealing bearing.
(3) beneficial effect
The present invention provides a kind of Water-proof mouse constant temperature traffic signal controller cabinet, have it is following the utility model has the advantages that
The present invention is expanded by the rainwater Expandable strip rainwater that rainwater is, so that movable plate moves upwards drive active catch Plate is rotated counterclockwise around the first round bar, and through slot is closed, and is prevented rainwater to be blown into the inside of cabinet body, is passed through rodent-proof mesh Limitation mouse, which enters, baits route in cabinet body, simultaneously as rotating cylinder can be in the second round bar surface pivots, so that can not stand in work Rodent-proof mesh is baited on dynamic baffle, and then enters the inside of cabinet body.
Detailed description of the invention
Fig. 1 is front elevational view of the present invention;
Fig. 2 is schematic enlarged-scale view at A in Fig. 1 of the present invention;
Fig. 3 is the top cross-sectional view of gear of the present invention;
Fig. 4 is cylindrical structure schematic diagram of the present invention;
Fig. 5 is the front elevational view of flapper of the present invention.
In figure: 1 cabinet body, 2 top plates, 3 through slots, 4 first round bars, 5 flappers, 6 catch basins, 7 cylinders, 8 leakage holes, 9 are met Water Expandable strip, 10 movable ratch, 11 cavitys, 12 connecting holes, 13 bearings, 14 threaded rods, 15 gears, 16 clamping plates, 17 movable plates, 18 Threaded hole, 19 nylon ropes, 20 rodent-proof mesh, 21 grooves, 22 second round bars, 23 rotating cylinders, 24 inverted V type slots, 25 glass plates.
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.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Embodiment one
As shown in Figs. 1-5, the present invention provides a kind of technical solution: a kind of Water-proof mouse constant temperature traffic signal controller machine Cabinet, including cabinet body 1, the top of cabinet body 1 are fixedly connected with top plate 2, and the two sides of cabinet body 1 offer through slot 3, through slot 3 it is interior The first round bar 4 is fixedly connected on wall, the surface activity of the first round bar 4 is socketed with flapper 5, and the upper surface of top plate 2 opens up There is catch basin 6, the front of 6 inner wall of catch basin is fixedly connected with cylinder 7, and the surface of cylinder 7 offers leakage hole 8, cylinder 7 Internal activity is connected with water-swellable item 9, and the back side of water-swellable item 9 is Nian Jie with the inner wall of catch basin 6, water-swellable item 9 Front be bonded with movable ratch 10, water-swellable block 5 is to cooperate inorganic water-absorbent material and height using import rubber as primary raw material More than ten material such as tackifying resin may expand 2-3 times after meeting water, top through a kind of rubber product made of mixing, mixing and crowded type The inside of plate 2 offers cavity 11, and catch basin 6 is connected by connecting hole 12 with cavity 11, the bottom of the inner wall of cavity 11 Fixation is inlaid with bearing 13, and the inner surface of bearing 13 is fixedly connected with threaded rod 14, and the top of threaded rod 14 is fixedly connected with teeth Wheel 15, and movable ratch 10 runs through connecting hole 12 and extends to the inner wall of cavity 11, the tooth socket that movable 10 right side of ratch opens up It is engaged with the teeth of gear 15, the bottom of 1 inner wall of cabinet body is fixedly connected with clamping plate 16, and the side of clamping plate 16 is connected with work Movable plate 17, the top of movable plate 17 offers threaded hole 18, and threaded rod 14 is threaded in the inside of threaded hole 18, movable plate 17 side is fixedly connected with nylon rope 19, and the other end of nylon rope 19 is fixedly connected with one end of flapper 5.
When the present embodiment is in use, when raining, rainwater is flowed into catch basin 6, then the leak opened up by the surface of cylinder 7 Hole 8 is contacted with water-swellable item 9, so that 9 water-swellable promotion activity ratch 10 of water-swellable item moves, thus with moving gear 15 Rotation, gear 15 rotate and then threaded rod 14 are driven to rotate in threaded hole 18, reach the mesh for driving dynamic movable plate 17 to transport upwards , simultaneously because movable plate 17 is connect by nylon rope 19 with flapper 5, to drive flapper 5 around the first round bar 4 It rotates counterclockwise, so that through slot 3 is closed, prevents wind that rainwater is blown into cabinet body 1, after becoming a fine day, water-swellable item 9 is continuous Evaporation, so that 9 volume-diminished of water-swellable item, so that fortune moves downward movable plate 17 upwards, so that flapper 5 It is rotated clockwise around the first round bar 4, outside air can enter the inside of cabinet body 1 at this time, carry out heat dissipation drop to electronic component Temperature keeps stablizing in cabinet body 1 constant.
In the present embodiment, the quantity of clamping plate 16 is four, and two clamping plates 16 are the crack formation one between one group Guide groove, the guide groove that two clamping plates 16 are formed play guiding role to the up and down motion of movable plate 17, while playing limitation and living The effect that movable plate 17 will not follow threaded rod 14 to rotate, bearing 13 can prevent rainwater from passing through 6 He of catch basin using sealing bearing Connecting hole 12 enters in cavity 11, and according to common bearing 13, rainwater will enter in cabinet body 1 from bearing 13 at this time Portion.
Embodiment two
The quantity of flapper 5 is 16, and 16 flappers 5 are divided to and equidistantly distribute for two groups in two through slots On 3 inner wall, the flapper 5 in the same through slot 3 is fixedly connected with rodent-proof mesh 20 between any two, flapper 5 Upper surface opens up fluted 21, and the second round bar 22, the surface activity set of the second round bar 22 are fixedly connected on the inner wall of groove 21 It is connected to rotating cylinder 23.
When the present embodiment is in use, rodent-proof mesh 20 plays the role of preventing mouse from entering cabinet body 1, meanwhile, when mouse is climbed up When on flapper 5, because rotating cylinder 23 can be baited on flapper 5 in 22 surface pivots of the second round bar so that can not stand Rodent-proof mesh 20, and then enter the inside of cabinet body 1.
In the present embodiment, the two sides of cabinet body 1 offer inverted V type slot 24, and by viscous on the inner wall of inverted V type slot 24 It connects gluing and is connected to glass plate 25, inverted V type slot 24 can limit the climbing of mouse, while the surface of glass plate 25 is relatively smooth, makes Mouse climbing when there is no an impetus, rodent-proof mesh 20 is copper material, and the rodent-proof mesh 20 of copper material makes rodent-proof mesh 20 can be with Bending, and then will not influence the rotation of flapper 5, and 20 mesh size of rodent-proof mesh is 2mm-10mm.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (5)

1. a kind of Water-proof mouse constant temperature traffic signal controller cabinet, including cabinet body (1), the top of the cabinet body (1) is fixed to be connected It is connected to top plate (2), it is characterised in that: the two sides of the cabinet body (1) offer through slot (3), on the inner wall of the through slot (3) It is fixedly connected with the first round bar (4), the surface activity of first round bar (4) is socketed with flapper (5), the top plate (2) Upper surface offer catch basin (6), the front of catch basin (6) inner wall is fixedly connected with cylinder (7), and cylinder (7) Surface offers leakage hole (8), and the internal activity of the cylinder (7) is connected with water-swellable item (9), and water-swellable item (9) The back side it is Nian Jie with the inner wall of catch basin (6), the front of water-swellable item (9) is bonded with movable ratch (10), the top plate (2) Inside offer cavity (11), and catch basin (6) is connected by connecting hole (12) with cavity (11), the cavity (11) The bottom fixation of inner wall is inlaid with bearing (13), and the inner surface of the bearing (13) is fixedly connected with threaded rod (14), the spiral shell It is fixedly connected at the top of rasp bar (14) gear (15), and movable ratch (10) through connecting hole (12) and extends to cavity (11) Inner wall, the tooth socket that opens up of described activity ratch (10) right side engages with the teeth of gear (15), cabinet body (1) inner wall Bottom is fixedly connected with clamping plate (16), and the side of clamping plate (16) is connected with movable plate (17), the movable plate (17) Top offers threaded hole (18), and threaded rod (14) is threaded in the inside of threaded hole (18), the movable plate (17) Side is fixedly connected with nylon rope (19), and the other end of the nylon rope (19) is fixedly connected with one end of flapper (5);
The quantity of the flapper (5) is 16, and 16 flappers (5) are divided into two groups and equidistantly distribute at two On the inner wall of through slot (3), the flapper (5) being located in the same through slot (3) is fixedly connected with rodent-proof mesh (20) between any two, The upper surface of the flapper (5) opens up fluted (21), is fixedly connected with the second round bar on the inner wall of the groove (21) (22), the surface activity of second round bar (22) is socketed with rotating cylinder (23).
2. a kind of Water-proof mouse constant temperature traffic signal controller cabinet according to claim 1, it is characterised in that: the cabinet The two sides of body (1) offer inverted V type slot (24), and are bonded with glass plate by bonded adhesives on the inner wall of inverted V type slot (24) (25)。
3. a kind of Water-proof mouse constant temperature traffic signal controller cabinet according to claim 1, it is characterised in that: described anti- Mouse net (20) is copper material, and rodent-proof mesh (20) mesh size is 2mm-10mm.
4. a kind of Water-proof mouse constant temperature traffic signal controller cabinet according to claim 1, it is characterised in that: the folder The quantity of plate (16) is four, and two clamping plates (16) are crack one guide groove of formation between one group.
5. a kind of Water-proof mouse constant temperature traffic signal controller cabinet according to claim 1, it is characterised in that: the institute Bearing (13) are stated using sealing bearing.
CN201811380618.XA 2018-11-20 2018-11-20 A kind of Water-proof mouse constant temperature traffic signal controller cabinet Pending CN109462954A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811380618.XA CN109462954A (en) 2018-11-20 2018-11-20 A kind of Water-proof mouse constant temperature traffic signal controller cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811380618.XA CN109462954A (en) 2018-11-20 2018-11-20 A kind of Water-proof mouse constant temperature traffic signal controller cabinet

Publications (1)

Publication Number Publication Date
CN109462954A true CN109462954A (en) 2019-03-12

Family

ID=65611044

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811380618.XA Pending CN109462954A (en) 2018-11-20 2018-11-20 A kind of Water-proof mouse constant temperature traffic signal controller cabinet

Country Status (1)

Country Link
CN (1) CN109462954A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110312400A (en) * 2019-07-27 2019-10-08 扆亮海 A kind of equipment enclosure and network monitoring system of dedusting protection against rodents
CN113889885A (en) * 2021-10-14 2022-01-04 绍兴市上虞区舜兴电力有限公司 Outdoor electronic box cabinet
CN114421301A (en) * 2021-12-17 2022-04-29 南通苏源恒炫电气有限公司 Self-closed switch cabinet with over-humidity early warning function

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206314116U (en) * 2016-12-02 2017-07-07 上海朋邦实业有限公司 A kind of rack rodent-proof mesh for connecting up
CN207032308U (en) * 2017-08-03 2018-02-23 北京韩建河山管业股份有限公司 The spliced inspection shaft of new precast panel
CN207135420U (en) * 2017-07-27 2018-03-23 山西国强高科股份有限公司 Air discharging and radiating dynamic and intelligent Weighing control cabinet in pressure
CN107926927A (en) * 2017-12-15 2018-04-20 佛山市南海区昊森机械设备有限公司 A kind of protection against rodents electric wire lantern ring
CN108281596A (en) * 2018-03-16 2018-07-13 江苏神力电源科技有限公司 A kind of reinforced battery separator of high temperature resistant
CN207733096U (en) * 2017-12-08 2018-08-14 陕西华邦科技发展有限公司 A kind of building switch board for preventing mouse from destroying
CN108726296A (en) * 2018-06-12 2018-11-02 许昌昌信机械制造有限公司 A kind of villa elevator switch board of good water-proof effect
CN208072881U (en) * 2018-03-27 2018-11-09 魏洪保 A kind of Water-proof exhausting road

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206314116U (en) * 2016-12-02 2017-07-07 上海朋邦实业有限公司 A kind of rack rodent-proof mesh for connecting up
CN207135420U (en) * 2017-07-27 2018-03-23 山西国强高科股份有限公司 Air discharging and radiating dynamic and intelligent Weighing control cabinet in pressure
CN207032308U (en) * 2017-08-03 2018-02-23 北京韩建河山管业股份有限公司 The spliced inspection shaft of new precast panel
CN207733096U (en) * 2017-12-08 2018-08-14 陕西华邦科技发展有限公司 A kind of building switch board for preventing mouse from destroying
CN107926927A (en) * 2017-12-15 2018-04-20 佛山市南海区昊森机械设备有限公司 A kind of protection against rodents electric wire lantern ring
CN108281596A (en) * 2018-03-16 2018-07-13 江苏神力电源科技有限公司 A kind of reinforced battery separator of high temperature resistant
CN208072881U (en) * 2018-03-27 2018-11-09 魏洪保 A kind of Water-proof exhausting road
CN108726296A (en) * 2018-06-12 2018-11-02 许昌昌信机械制造有限公司 A kind of villa elevator switch board of good water-proof effect

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110312400A (en) * 2019-07-27 2019-10-08 扆亮海 A kind of equipment enclosure and network monitoring system of dedusting protection against rodents
CN113889885A (en) * 2021-10-14 2022-01-04 绍兴市上虞区舜兴电力有限公司 Outdoor electronic box cabinet
CN113889885B (en) * 2021-10-14 2022-05-20 绍兴市上虞区舜兴电力有限公司 Outdoor electronic box cabinet
CN114421301A (en) * 2021-12-17 2022-04-29 南通苏源恒炫电气有限公司 Self-closed switch cabinet with over-humidity early warning function
CN114421301B (en) * 2021-12-17 2023-08-01 南通苏源恒炫电气有限公司 Self-closing switch cabinet with over-humidity early warning function

Similar Documents

Publication Publication Date Title
CN109462954A (en) A kind of Water-proof mouse constant temperature traffic signal controller cabinet
CN208701561U (en) The environmentally friendly greenbelt of urban construction
CN105993655A (en) Vertical greening wall used on building wall surface
CN209473013U (en) A kind of novel agricultural machinery fertilizer apparatus
CN207685906U (en) A kind of garden architecture roof rain water collecting reuse means
CN207411052U (en) A kind of Multifunctional garden greening water-saving drip irrigation equipment
CN107347656A (en) Milk cow cowshed urine and excrement separating device
CN207269543U (en) One kind is suitable for scale pig-breeding adjustable area pig house
CN207604311U (en) A kind of greenbelt rainwater-collecting irrigation rig
CN206576053U (en) It is a kind of to realize the hen house of automatic feeding
CN107447853B (en) A kind of green building structure
CN208228019U (en) A kind of pig house urine and excrement separating device
CN109433587A (en) A kind of feed material screening equipment for being scraped based on air bag and hitting water supply
CN110089461A (en) A kind of streams property fish spawning and hatching device
CN206305013U (en) A kind of multistage agricultural sieve
CN205922428U (en) Automatic feeder of cowboying canopy
CN108094224A (en) A kind of revolution iron chains scraper-type separation of solid and liquid dung scraping device and method
CN205124721U (en) Fodder feeding device under water
CN206909387U (en) A kind of hanging type pig house
CN209105645U (en) A kind of agricultural water fertilizer integration irrigation rig
CN208609379U (en) A kind of agricultural planting sheds device with fertilizer automatically
CN202857558U (en) Automatic circulating three-dimensional fry incubator
CN206586133U (en) Cleaning up excrement band Pig dung and urine separated collection system
CN207911686U (en) A kind of revolution iron chains scraper-type separation of solid and liquid dung scraping device
CN206143848U (en) Use is at rain water collecting device of balcony

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
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20190312