CN107675671A - It is a kind of with road surface black ice is broken and the road maintenance equipment of clearing function - Google Patents
It is a kind of with road surface black ice is broken and the road maintenance equipment of clearing function Download PDFInfo
- Publication number
- CN107675671A CN107675671A CN201711135131.0A CN201711135131A CN107675671A CN 107675671 A CN107675671 A CN 107675671A CN 201711135131 A CN201711135131 A CN 201711135131A CN 107675671 A CN107675671 A CN 107675671A
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- ice
- vehicle frame
- road surface
- trash ice
- bar
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Classifications
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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
- E01H5/00—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
- E01H5/12—Apparatus or implements specially adapted for breaking, disintegrating, or loosening layers of ice or hard snow with or without clearing or removing ; Roughening ice or hard snow by means of tools
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
Abstract
It is specifically a kind of with road surface black ice is broken and the road maintenance equipment of clearing function the present invention relates to road maintenance equipment field.The vehicle frame of multiple travel wheels is provided with including bottom, one end of vehicle frame is provided with driver's cabin, the middle part of vehicle frame is provided with the ice crushing unit for being used for crushing road surface black ice, and the other end of vehicle frame, which is provided with, to be used to collect the trash ice on road surface and the cleaning unit for shedding the trash ice being collected into towards road surface side；This hair automaticity is high, except speed of icing is fast, is easy to thoroughly remove road surface black ice, so as to recover as early as possible icing wheel face it is unobstructed crushed with road surface black ice and the road maintenance equipment of clearing function.Drive to complete road surface deicing maintenance in the traveling process of vehicle frame by driver, it is convenient and swift.Trash ice and trash ice in whole ice detachment are shed and synchronously completed, and substantially increase deicing efficiency.
Description
Technical field
It is specifically a kind of with road surface black ice is broken and clearing function the present invention relates to road maintenance equipment field
Road maintenance equipment.
Background technology
The snow deposit do not cleared up in time on road after the vast northern area in China, Winter Snow rolls by vehicle can shape
Into hard ice sheet.Surface friction coefficient reduces after icing, vehicle brake slip, has a strong impact on traffic safety, is traffic in winter
The main reason for accident.
Existing road surface deicing is then complete to both sides of the road by icebreaker often by manually smashing the black ice on road surface
Into cleaning, or by melting black ice to the higher salt solution of the black ice spray temperature on road surface.Above operation form is all present
It is big labor intensity, efficiency is low, it is impossible to thoroughly remove black ice, deicing influences the problem of the road is clear not in time.On road surface
Trash ice through manually smashing or the frozen water through salt solution thawing such as can not be removed timely and effectively, it is possible to relatively low in temperature
In the case of rolled by vehicle and re-form black ice, wasted manpower and materials.
The content of the invention
The present invention is intended to provide a kind of automaticity is high, except speed of icing is fast, it is easy to thoroughly remove road surface black ice, so as to
It is enough recover as early as possible icing wheel face it is unobstructed have road surface black ice broken and the road maintenance equipment of clearing function.
In order to solve the above technical problems, the technical solution adopted by the present invention is：One kind is broken and clear with road surface black ice
The road maintenance equipment of function is managed, including bottom is provided with the vehicle frame of multiple travel wheels, one end of vehicle frame is provided with driver's cabin, vehicle frame
Middle part is provided with the ice crushing unit for being used for crushing road surface black ice, and the other end of vehicle frame is provided with the trash ice being used to collect on road surface and will received
The cleaning unit that the trash ice collected is shed towards road surface side；The ice crushing unit includes being distributed in vehicle frame bottom along vertical set direction
The more travellers in portion, the sliding platform being slidably fitted on more travellers and for driving sliding platform along above and below more travellers
The drive mechanism to reciprocatingly slide, drive mechanism include be fixed on vehicle frame the first motor, be connected on the first motor output shaft
Cam and the connecting rod that is articulated and connected respectively with cam and sliding platform of both ends；A row first through hole is provided with sliding platform
And second through hole of row of the corresponding distribution that interlocks one by one with first through hole, slided in first through hole and be provided with the bar that opens ice, broken
The lower end of ice bar is provided with the hammer that opens ice, and the upper end for the bar that opens ice is provided with balance counterweight, the first spring is arranged with the middle part of the bar that opens ice, the
One end of one spring is fixed with the bar that opens ice, and the other end is fixed with sliding platform, is slided respectively provided with broken in multiple second through holes
Ice bar, the lower end of trash ice bar are provided with trash ice cone；Positioned at the corresponding first through hole staggeredly of any two on the sliding platform
And second be equipped between through hole for controlling the staggeredly reciprocal fortune of the trash ice bar in the open ice bar and the second through hole in first through hole
Dynamic link gear, link gear include being arranged on the first through hole positioned at two correspondences interlocked on sliding platform and the second through hole
Between supporting table, the sleeve that is hingedly connected in supporting table and slide two expansion links for being located in sleeve both ends respectively,
Two expansion links each one end away from sleeve respectively with being articulated and connected at the top of open ice bar and trash ice bar；The cleaning unit bag
Include along the width of the vehicle frame and be inclined at the trash ice collection shovel of bottom of frame, for trash ice to be collected into what is collected on shovel
Trash ice is promoted to vertical-lifting mechanism at the top of vehicle frame and for by the trash ice court at the top of vertical-lifting mechanism lifts to vehicle frame
The horizontal transport agency shed to vehicle frame side, vertical-lifting mechanism include the fixed casing being located on vehicle frame, casing it is upper
Lower both ends are disposed as being open, and the lower ending opening of casing is arranged on the top that the trash ice collects shovel, up and down the two of casing
End is respectively equipped with the first roller along the width distribution of vehicle frame, is provided with the top of casing and is located at cabinet top for driving
First roller rotate the second motor, between two the first rollers be provided with annular the first transmission belt, first pass
The outside of dynamic band is used to collect the digging scraper bowl for taking trash ice on shovel, institute from trash ice along the circumferentially-spaced of the first transmission belt provided with multiple
The frame that horizontal transport agency includes being fixed on vehicle frame is stated, two second along the distribution of vehicle frame length direction are provided with frame
Roller and the 3rd motor for driving one of second tin roller to rotate, the of annular is provided between two second tin rollers
Two transmission belts.
Preferably, the trash ice is collected the top shoveled and is articulated and connected with vehicle frame, and both ends and the car of shovel bottom are collected in trash ice
The second spring that trash ice is collected the bottom of shovel and pressed towards road surface direction is respectively provided between frame.
Preferably, the aperture position held on the housing is provided with the stock guide of the second transmission belt.
Beneficial effect
The vehicle frame of the present invention is provided with ice crushing unit and cleaning unit, and the removal work of road pavement black ice can be completed during traveling
Make.For road surface black ice, mechanically hammered into shape broken by ice crushing unit, then further crushed first, it is single finally by cleaning
Member sheds the trash ice of solid-state in the wherein side of road by vertical-lifting mechanism and horizontal transport agency, road is use up
It is early to recover to be open to traffic.
The ice crushing unit of the present invention is simple in construction, it is easy to accomplish, sliding platform edge is driven by motor, cam and connecting rod
The reciprocal lifting carriage of traveller on vertical direction, so as to drive the bar that opens ice on sliding platform up and down reciprocatingly to lift, and is declining
During the black ice on ground broken by the hammer that opens ice.Open ice and spring is provided between bar and sliding platform, pass through the used of spring
Property power can dramatically increase the strength of the hammer hammering black ice that opens ice, be advantageous to the preliminary broken of black ice.Be additionally provided with sliding platform with
Open ice the trash ice bar that bar is connected by link gear, the trash ice cone on trash ice bar staggeredly can be back and forth lifted with the hammer that opens ice, from
And after the hammer that opens ice tentatively crushes black ice, the ice cube after preliminary being crushed by trash ice cone crushes.
Brief description of the drawings
Fig. 1 is the structural scheme of mechanism of the present invention；
Fig. 2 is that the right side of the ice crushing unit part of the present invention regards mplifying structure schematic diagram；
Marked in figure：1st, vehicle frame, 2, trash ice collect shovel, 3, second spring, 4, traveller, 5, sliding platform, 6, trash ice bar, 7, trash ice
Cone, 8, supporting table, 9, sleeve, 10, expansion link, 11, open ice hammer, the 12, first spring, 13, open ice bar, 14, balance counterweight,
15th, connecting rod, 16, travel wheel, 17, driver's cabin, 18, cam, the 19, first motor, the 20, the 3rd motor, 21, frame, the 22, second rolling
Cylinder, the 23, second transmission belt, 24, stock guide, the 25, first transmission belt, 26, dig scraper bowl, the 27, first roller, the 28, second motor,
29th, casing.
Embodiment
It is as shown in Figures 1 and 2, of the invention a kind of with road surface black ice is broken and the road maintenance equipment of clearing function,
The vehicle frame 1 of multiple travel wheels 16 is provided with including bottom, one end of vehicle frame 1 is provided with driver's cabin 17, driven by driver in vehicle frame 1
Traveling process in complete road surface deicing maintenance, it is convenient and swift.The middle part of vehicle frame 1 is provided with the trash ice list for being used for crushing road surface black ice
Member, the other end of vehicle frame 1 are provided with the trash ice that is used to collect on road surface and shed towards road surface side the trash ice being collected into clear
Manage unit.Trash ice and trash ice in whole ice detachment are shed and synchronously completed, and substantially increase deicing efficiency.
Ice crushing unit includes along vertical set direction and rectangular four travellers 4 for being distributed in the bottom of vehicle frame 1, is slidably fitted in
Sliding platform 5 on four travellers 4 and the drive mechanism for driving sliding platform 5 up and down reciprocatingly to be slided along more travellers 4.
Sliding platform 5 be rectangle and along vehicle frame 1 width set, four Angle Positions of sliding platform 5 be respectively equipped with it is corresponding
The third through-hole that traveller 4 coordinates, the 3rd linear bearing for being reciprocatingly slided for corresponding traveller 4 is equipped with third through-hole.
Drive mechanism includes the first motor 19 being fixed on vehicle frame 1, the cam 18 and two being connected on the output shaft of the first motor 19
The connecting rod 15 being articulated and connected respectively with cam 18 and sliding platform 5 is held, sliding platform 5 is controlled in the first motor 19 by cam 18
Drive under mutually moved back and forth along traveller 4.
On sliding platform 5 be provided with a row first through hole and with first through hole one by one interlock corresponding distribution a row second
Through hole, multiple first through hole in the row first through hole are set along the length direction of sliding platform 5, in the through hole of row second
Multiple second through holes are equally set along the length direction of sliding platform 5.In first through hole slide be provided with open ice bar 13 with
And for the first straight line bearing that bar 13 up and down reciprocatingly slides that opens ice, the lower end for the bar 13 that opens ice is provided with the hammer 11 that opens ice, and open ice bar 13
Upper end is provided with balance counterweight 14, and the middle part for the bar 13 that opens ice is arranged with the first spring 12, one end of the first spring 12 and the bar that opens ice
13 are fixed, and the other end is fixed with sliding platform 5.First spring 12 can avoid the bar 13 that opens ice in the reciprocal lifting of sliding platform 5
On balance counterweight 14 and the hammer 11 that opens ice directly hit sliding platforms 5, so as to being caused acutely to whole ice crushing unit and vehicle frame 1
Vibrations；On the other hand, the first spring 12 can be gathered strength by inertia, accelerated to open ice and hammered 11 speed for hitting road surface black ice into shape, from
And reach the effect that preferably tentatively opens ice.
Slide provided with trash ice bar 6 and up and down reciprocatingly slided for trash ice bar 6 second straight respectively in multiple second through holes
Bobbin is held.The lower end of trash ice bar 6 is provided with trash ice cone 7, for the ice cube after tentatively being crushed by the hammer 11 that opens ice to be entered into traveling one
The crushing of step.Pumping for trash ice bar 6 is driven by the bar 13 that opens ice, corresponding positioned at any two on sliding platform 5
It is equipped between first through hole staggeredly and the second through hole for controlling in the through hole of bar 13 and second that opens ice in first through hole
Staggeredly reciprocating link gear, link gear include being arranged on what is on sliding platform 5 positioned at two correspondences interlocked trash ice bar 6
Supporting table 8 between first through hole and the second through hole, the sleeve 9 being hingedly connected in supporting table 8 and sliding respectively is located in
Two expansion links 10 at the both ends of sleeve 9, the one end of two expansion links 10 each away from sleeve 9 respectively with bar 13 and the trash ice bar of opening ice
6 top is articulated and connected, so as to keep tentatively opening ice, the alternate cycles operation rhythm of thorough trash ice.
Cleaning unit include along vehicle frame 1 width be inclined at the bottom of vehicle frame 1 trash ice collect shovel 2, for will
Trash ice collects the trash ice collected on shovel 2 and is promoted to the vertical-lifting mechanism at the top of vehicle frame 1 and for vertical-lifting mechanism to be carried
Rise to the horizontal transport agency that the trash ice at the top of vehicle frame 1 is shed towards the side of vehicle frame 1.
Trash ice collect shovel 2 be located at ice crushing unit rears, in the traveling process of vehicle frame 1 by road surface by ice crushing unit
The unified collection of trash ice after crushing.In order to reach more preferable cleaning effect, the trash ice in the present embodiment collects top and the car of shovel 2
Frame 1 is articulated and connected, and is collected in trash ice and the bottom that trash ice is collected to shovel 2 is respectively provided between the both ends of 2 bottoms of shovel and vehicle frame 1
The second spring 3 pressed towards road surface direction, trash ice is collected the bottom close proximity to ground all the time of shovel 2, trash ice can thoroughly be shoveled
Rise.
Vertical-lifting mechanism includes the fixed casing 29 being located on vehicle frame 1, and the upper and lower ends of casing 29 are disposed as out
Mouthful, and the lower ending opening of casing 29 is arranged on the top that trash ice collects shovel 2, is respectively equipped with the upper and lower ends of casing 29 along vehicle frame
First roller 27 of 1 width distribution, it is provided with the top of casing 29 and is used to driving positioned at one of the top of casing 29 the
The second motor 28 that one roller 27 rotates, the first transmission belt 25 of annular is provided between two the first rollers 27, is passed first
The outside of dynamic band 25 is shoveled along the circumferentially-spaced of the first transmission belt 25 provided with multiple diggings for being used to from trash ice collection shovel 2 take trash ice
Bucket 26.The motion of the first transmission belt 25 is driven by the second motor 28, is collected so as to make digging scraper bowl 26 to be collected in trash ice
Trash ice on shovel 2 has dug and has been promoted to the top of casing 29, then under effect of inertia by trash ice towards horizontal transport agency.For
The trash ice for ensureing to dig in scraper bowl 26 accurately can be fallen on horizontal transport agency, opening in the upper end of casing 29 in the present embodiment
Mouth position is provided with the stock guide 24 of the second transmission belt 23, to avoid trash ice from splashing.
Horizontal transport agency includes the frame 21 being fixed on vehicle frame 1, is provided with frame 21 along the length direction point of vehicle frame 1
Two second tin rollers 22 of cloth and the 3rd motor 20 for driving one of second tin roller 22 to rotate, in two second rollings
The second transmission belt 23 of annular is provided between cylinder 22, the is dropped into by the trash ice dished out in the digging scraper bowl 26 in vertical-lifting mechanism
After on two transmission belts 23, moved under the driving effect of the 3rd motor 20 along the width of vehicle frame 1, until being shed to vehicle frame
Beyond 1.The either-rotation motor with positive and negative rotating function can be selected in 3rd motor 20, for being shed trash ice in vehicle frame according to actual conditions
The left side or right side of 1 direct of travel.
Claims (3)
- It is 1. a kind of with road surface black ice is broken and the road maintenance equipment of clearing function, it is characterised in that：It is provided with including bottom more Individual travel wheel（16）Vehicle frame（1）, vehicle frame（1）One end be provided with driver's cabin（17）, vehicle frame（1）Middle part be provided be used for crush road The ice crushing unit of face black ice, vehicle frame（1）The other end be provided be used for collect the trash ice on road surface and the trash ice direction that will be collected into The cleaning unit that road surface side is shed；The ice crushing unit includes being distributed in vehicle frame along vertical set direction（1）More cunnings of bottom Post（4）, be slidably fitted in more travellers（4）On sliding platform（5）And for driving sliding platform（5）Along more travellers （4）The drive mechanism up and down reciprocatingly slided, drive mechanism include being fixed on vehicle frame（1）On the first motor（19）, be connected to One motor（19）Cam on output shaft（18）And both ends respectively with cam（18）And sliding platform（5）The connecting rod being articulated and connected （15）；In sliding platform（5）Be provided with a row first through hole and with first through hole one by one interlock corresponding distribution a row second Through hole, slided in first through hole and be provided with the bar that opens ice（13）, open ice bar（13）Lower end be provided with and open ice hammer（11）, open ice bar （13）Upper end be provided with balance counterweight（14）, open ice bar（13）Middle part be arranged with the first spring（12）, the first spring（12） One end and open ice bar（13）It is fixed, the other end and sliding platform（5）It is fixed, slided respectively provided with broken in multiple second through holes Ice bar（6）, trash ice bar（6）Lower end be provided with trash ice cone（7）；In the sliding platform（5）Upper corresponded to positioned at any two is handed over It is equipped between wrong first through hole and the second through hole for controlling the bar that opens ice in first through hole（13）In the second through hole Trash ice bar（6）Staggeredly reciprocating link gear, link gear include being arranged on sliding platform（5）Upper corresponded to positioned at two is handed over Supporting table between wrong first through hole and the second through hole（8）, be hingedly connected to supporting table（8）On sleeve（9）And respectively Slip is located in sleeve（9）Two expansion links at both ends（10）, two expansion links（10）Each away from sleeve（9）One end difference With the bar that opens ice（13）With trash ice bar（6）Top be articulated and connected；The cleaning unit is included along the vehicle frame（1）Width It is inclined at vehicle frame（1）The trash ice of bottom collects shovel（2）, for by trash ice collect shovel（2）The trash ice of upper collection is promoted to car Frame（1）The vertical-lifting mechanism at top and for by vertical-lifting mechanism lifts to vehicle frame（1）The trash ice at top is towards vehicle frame （1）The horizontal transport agency that side is shed, vertical-lifting mechanism include fixation and are located in vehicle frame（1）On casing（29）, casing （29）Upper and lower ends be disposed as being open, and casing（29）Lower ending opening be arranged on the trash ice and collect shovel（2）Top, In casing（29）Upper and lower ends be respectively equipped with along vehicle frame（1）Width distribution the first roller（27）, in casing（29） Top be provided be used for drive be located at casing（29）One first roller at top（27）The second motor rotated（28）, at two First roller（27）Between be provided with annular the first transmission belt（25）, in the first transmission belt（25）Outside along the first transmission belt （25）It is circumferentially-spaced be provided with it is multiple be used for from trash ice collect shovel（2）On take the digging scraper bowl of trash ice（26）, the horizontal feed Mechanism includes being fixed on vehicle frame（1）On frame（21）, in frame（21）It is provided with along vehicle frame（1）Two of length direction distribution Second tin roller（22）And for driving one of second tin roller（22）The 3rd motor rotated（20）, in two second tin rollers （22）Between be provided with annular the second transmission belt（23）.
- 2. according to claim 1 a kind of with road surface black ice is broken and the road maintenance equipment of clearing function, its feature It is：The trash ice collects shovel（2）Top and vehicle frame（1）It is articulated and connected, collects and shovel in trash ice（2）The both ends of bottom and vehicle frame （1）Between be respectively provided with by trash ice collect shovel（2）The second spring pressed towards road surface direction of bottom（3）.
- 3. according to claim 1 a kind of with road surface black ice is broken and the road maintenance equipment of clearing function, its feature It is：In the casing（29）The aperture position of upper end is provided with the second transmission belt（23）Stock guide（24）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711135131.0A CN107675671A (en) | 2017-11-16 | 2017-11-16 | It is a kind of with road surface black ice is broken and the road maintenance equipment of clearing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711135131.0A CN107675671A (en) | 2017-11-16 | 2017-11-16 | It is a kind of with road surface black ice is broken and the road maintenance equipment of clearing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107675671A true CN107675671A (en) | 2018-02-09 |
Family
ID=61149532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711135131.0A Pending CN107675671A (en) | 2017-11-16 | 2017-11-16 | It is a kind of with road surface black ice is broken and the road maintenance equipment of clearing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107675671A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108487171A (en) * | 2018-04-11 | 2018-09-04 | 邹福灶 | A kind of road and bridge deicer |
| CN108547248A (en) * | 2018-03-14 | 2018-09-18 | 合肥银创宏达机器人有限公司 | A kind of novel pavement ice breaker |
| CN108867533A (en) * | 2018-07-27 | 2018-11-23 | 郝鹏飞 | A kind of municipal administration winter road ice and snow clearing apparatus |
| CN108999096A (en) * | 2018-07-04 | 2018-12-14 | 石鑫 | Deck paving surface layer structure maintenance construction device |
| CN109281285A (en) * | 2018-11-01 | 2019-01-29 | 新乡市时瑞公路养护技术有限公司 | A kind of highway maintenance deicing |
| CN110552314A (en) * | 2019-09-19 | 2019-12-10 | 广州思天汽车用品有限公司 | Highway ice-breaking and deicing vehicle with cleaning function |
| CN110629722A (en) * | 2019-10-10 | 2019-12-31 | 郎诗怡 | Ice breaking device for removing ice accumulated on road surface based on reciprocating motion |
| CN111472315A (en) * | 2020-03-13 | 2020-07-31 | 杨文� | Equipment for removing ice accumulated on urban road |
| CN112243968A (en) * | 2020-11-11 | 2021-01-22 | 倪略凯 | Ice chiseling auxiliary device for fishing on ice surface of freezing lake in alpine region |
| CN112362408A (en) * | 2020-12-03 | 2021-02-12 | 重庆渝久环保产业有限公司 | A formula of breaking ice sea water sampling device that is used for under ice water environmental monitoring usefulness |
-
2017
- 2017-11-16 CN CN201711135131.0A patent/CN107675671A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547248A (en) * | 2018-03-14 | 2018-09-18 | 合肥银创宏达机器人有限公司 | A kind of novel pavement ice breaker |
| CN108487171A (en) * | 2018-04-11 | 2018-09-04 | 邹福灶 | A kind of road and bridge deicer |
| CN108999096A (en) * | 2018-07-04 | 2018-12-14 | 石鑫 | Deck paving surface layer structure maintenance construction device |
| CN108867533A (en) * | 2018-07-27 | 2018-11-23 | 郝鹏飞 | A kind of municipal administration winter road ice and snow clearing apparatus |
| CN109281285A (en) * | 2018-11-01 | 2019-01-29 | 新乡市时瑞公路养护技术有限公司 | A kind of highway maintenance deicing |
| CN110552314A (en) * | 2019-09-19 | 2019-12-10 | 广州思天汽车用品有限公司 | Highway ice-breaking and deicing vehicle with cleaning function |
| CN110629722A (en) * | 2019-10-10 | 2019-12-31 | 郎诗怡 | Ice breaking device for removing ice accumulated on road surface based on reciprocating motion |
| CN110629722B (en) * | 2019-10-10 | 2021-12-10 | 商河园通市政工程有限公司 | Ice breaking device for removing ice accumulated on road surface based on reciprocating motion |
| CN111472315A (en) * | 2020-03-13 | 2020-07-31 | 杨文� | Equipment for removing ice accumulated on urban road |
| CN112243968A (en) * | 2020-11-11 | 2021-01-22 | 倪略凯 | Ice chiseling auxiliary device for fishing on ice surface of freezing lake in alpine region |
| CN112362408A (en) * | 2020-12-03 | 2021-02-12 | 重庆渝久环保产业有限公司 | A formula of breaking ice sea water sampling device that is used for under ice water environmental monitoring usefulness |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180209 |
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| WD01 | Invention patent application deemed withdrawn after publication |