CN112832189A - Small-size deicing prevents shallow of recondensing - Google Patents
Small-size deicing prevents shallow of recondensing Download PDFInfo
- Publication number
- CN112832189A CN112832189A CN202110217878.0A CN202110217878A CN112832189A CN 112832189 A CN112832189 A CN 112832189A CN 202110217878 A CN202110217878 A CN 202110217878A CN 112832189 A CN112832189 A CN 112832189A
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- Prior art keywords
- ice
- water
- ice breaking
- breaking roller
- storage cavity
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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
- E01H10/00—Improving gripping of ice-bound or other slippery traffic surfaces, e.g. using gritting or thawing materials ; Roadside storage of gritting or solid thawing materials; Permanently installed devices for applying gritting or thawing materials; Mobile apparatus specially adapted for treating wintry roads by applying liquid, semi-liquid or granular materials
- E01H10/007—Mobile apparatus specially adapted for preparing or applying liquid or semi-liquid thawing material or spreading granular material on wintry roads
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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
- E01H5/10—Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice by application of heat for melting snow or ice, whether cleared or not, combined or not with clearing or removing mud or water, e.g. burners for melting in situ, heated clearing instruments; Cleaning snow by blowing or suction only
- E01H5/104—Removing devices for dislodging snow or ice; followed by melting the removed material
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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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- 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
- E01H8/00—Removing undesirable matter from the permanent way of railways; Removing undesirable matter from tramway rails
- E01H8/02—Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs ; Devices for dislodging snow or ice which are carried or propelled by tramway vehicles ; Moving or removing ballast
- E01H8/08—Methods or apparatus for removing ice or snow from railway tracks, e.g. using snow-ploughs ; Devices for dislodging snow or ice which are carried or propelled by tramway vehicles ; Moving or removing ballast by application of heat, e.g. by means of heated clearing instruments, melting in situ; Clearing devices which melt the dislodged snow; Clearing exclusively by means of rays or streams or gas or stream, or by suction
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention relates to the deicing field and discloses a small-sized deicing and recondensation-preventing cart which comprises a frame, a guide tire and rear wheels, wherein an ice breaking roller is arranged at the front end of the frame, a plurality of throwing shafts are arranged on the outer side of the ice breaking roller, ice breaking iron blocks are hinged on the throwing shafts, the throwing shafts can drive the throwing shafts to rotate around the ice breaking roller when the ice breaking roller rotates, so that the ice breaking iron blocks are quickly smashed to an ice surface to play a role in quick crushing, a synchronous belt is arranged at the left end of a rotating shaft in the ice breaking roller, and a snow melter is arranged in the middle of the frame; the small-sized deicing and recondensation preventing trolley can integrate equipment such as ice breaking, ice melting, a condensation preventing agent and the like into a whole and can be used on ice and snow road surfaces, particularly ice road surfaces.
Description
Technical Field
The invention relates to the technical field of deicing, in particular to a small-sized deicing and recondensation preventing cart.
Background
Every time winter comes, most areas of China experience ice and snow weather, and particularly in northern areas of China, particularly in northeast areas and northern areas of inner Mongolia, the phenomenon of road icing often occurs. In southern areas of China, snowfall is generally 'wet snow', and usually belongs to mixed water with the temperature of 0-4 ℃, ice water slurry is pasty when the snowfall falls on the ground, the ice water is solidified into large ice blocks as soon as the temperature drops at night, road icing can occur as long as the lowest temperature in local winter is lower than 0 ℃, the ice blocks can be thawed as long as the temperature is not raised enough to thaw ice layers, the existing road snow removing equipment is mostly large-scale snow removing vehicles, few processing tools for frozen roads are provided, the cost is high, large-area arrangement investment is provided, roads are difficult to apply in some national roads, the traditional artificial deicing efficiency is slow, ice weather frosts hands of workers, frozen roads are also difficult to construct stably in a standing mode, and if only freezing and crushing are carried out, crushed ice can be quickly recombined and hardly kept under the condition of low temperature, and the existing deicing is still inconvenient by manpower, the ice and snow road surface brings huge potential safety hazard to the running vehicles and pedestrians.
Disclosure of Invention
The object of the present invention is to provide a small de-icing and anti-recondensation trolley which overcomes the above-mentioned drawbacks of the prior art.
The invention is realized by the following technical scheme.
The invention relates to a small-sized deicing and recondensing prevention cart which comprises a cart frame, a guide tire and rear wheels, wherein an ice breaking roller is arranged at the front end of the cart frame, a plurality of swing shafts are arranged on the outer side of the ice breaking roller, ice breaking iron blocks are hinged on the swing shafts, the ice breaking roller drives the swing shafts to rotate around the ice breaking roller when rotating, so that the ice breaking iron blocks are quickly smashed on the ice surface to achieve a quick crushing effect, a synchronous belt is arranged at the left end of a rotating shaft in the ice breaking roller, a snow melter is arranged in the middle of the cart frame, a salt storage cavity is arranged in the snow melter, a water storage cavity is arranged below the salt storage cavity, a rotary feeder is arranged between the salt storage cavity and the water storage cavity, the rotary feeder is in a cake shape with a semicircular notch, a water receiving sheet is hinged on the outer side of the circumference of the rotary feeder, an ice water collecting pipe is arranged on the left side of the rotary feeder, and, a bent thin tube is arranged below the water storage cavity, heating wires are arranged above and below the thin tube and used for heating saline solution in the thin tube, so that the dissolving capacity of the solution is improved, the anti-freezing capacity of water is better, an ejector is arranged at the lower end of the snow melting device,
according to the technical scheme, the synchronous belt is used for connecting a synchronous belt wheel on the left side of the ice breaking roller and a driving belt wheel above the synchronous belt, a V-shaped belt is arranged on the right side of the synchronous belt and used for connecting a driving V belt wheel on the right side of the driving belt wheel and a driving V belt wheel on the lower side of the V belt wheel, the driving belt wheels are smaller than driven belt wheels corresponding to the driving V belt wheels, the rotating speed of an engine is reduced to an appointed rotating speed due to the fact that the driving V belt wheels drive a large belt wheel twice, the reliability of the ice breaking roller is improved while the torque is increased, the engine is coaxially connected with the right end of the driving V belt wheel, and an oil tank.
According to the further technical scheme, a handrail is arranged on the upper side of the frame, a brake handle is arranged on the handrail and used for staying for a short time to continuously remove ice or avoid danger when a thick ice block is encountered or an obstacle exists in front of the brake handle.
According to the technical scheme, the water suction pump is arranged in the middle of the ice water collecting pipe, the pipe at the lower end of the water suction pump is a telescopic hose, a large-mesh filter is arranged below the telescopic hose, the telescopic hose can adapt to different road surface environments, a suction port is better attached to the road surface, more water is collected and used, and the mesh diameter of the large-mesh filter is smaller than the inner diameter of the ice water collecting pipe, so that a large ice block or other impurities can be prevented from being sucked into the blocked pipeline.
According to the technical scheme, the rotary feeding device is provided with the water receiving sheet, when water collected by the ice water collecting pipe is jetted to the water receiving sheet, the rotary feeding device is rotated, meanwhile, the notch in the rotary feeding device can bring salt in the salt storage cavity into the water storage cavity to be mixed with water to form a salt water solution, and the ice water collected by the ice water collecting pipe comes from the road surface and is difficult to ensure the flow stability of the ice water, so that the rotary feeding device can rotate corresponding turns according to different water inflow amounts completely by controlling the water inflow amount to enable the solution concentration to be constant, poor effect caused by insufficient solution concentration is avoided, and the situation that the lower channel is blocked by excessive salt is also prevented.
According to the technical scheme, the ice crushing baffle is arranged above the ice crushing roller and used for blocking ice cubes carried by the ice crushing roller, and meanwhile, the situation that the carried foreign matters fly in a mess to cause workers to be injured and peripheral objects to be damaged can be avoided.
According to a further technical scheme, the guide tire can be replaced by a rail tire, the middle of the rail tire is concave and is used for being matched with a rail, and protruding spikes are arranged at the position, directly contacted with the surface of the rail, of the concave part in the rail tire and are used for enabling the device to have better ground holding force.
The invention has the beneficial effects that: the small-sized deicing and recondensation-preventing trolley is provided with the trolley frame, and can integrate equipment for ice breaking, ice melting, a condensation preventing agent and the like into a whole and be used on ice and snow road surfaces, particularly frozen road surfaces.
The ice breaking roller is used for breaking ice, the ice melting device sucks ice-water mixture around the ice breaking roller, the ice-water mixture is mixed with sea salt in the ice breaking roller, the ice-water mixture is heated and sprayed to broken ice through the sprayer to be dissolved, and the salt is added to improve the condensation point and prevent the ice from being frozen again in a short time.
The ice breaking part of the device is hinged and utilizes the inertia of the iron sheet to break the ice surface, so that the vibration and fatigue damage of the equipment caused by the reaction force of the traditional method equipment directly and rigidly acting on the ice surface are avoided, the noise is reduced, and the use experience of workers is also improved.
The ice breaking part of the device can break the surface of the thick road surface of the ice layer in a short time, so that the trafficability of pedestrians and small vehicles is greatly improved even under the condition that the ice surface is not completely melted, and the device is convenient to use on the individual road surface in some countries.
Its heating wire waters salt solution heating in freezing the surface, and is more abundant than traditional direct salt that spills, makes the more quick dissolution of deep ice, and can not make salt only stop ice and snow surface, has improved efficiency and effect.
The rotary feeding device inside the road surface is controlled by the corresponding amount of the sucked ice water, and the concentration of the solution is accurately controlled according to the specific road surface condition.
The device still decelerates and improves the torque and greatly lightens the weight when the speed reducer is cancelled by belt transmission, and the device is very convenient to carry due to simple and small design, reliable to use, reduces the cost and is convenient to popularize, and the device can be conveniently used in places where small-path large-scale equipment such as non-high speed, national roads and the like cannot enter.
The deicing efficiency is greatly improved while the safety of workers and vehicles is protected, the phenomenon that the vehicles are re-iced in a short time is prevented, the rail kit is replaced at the wheel part of the equipment, the equipment can be used for the iced rail, the equipment does not need to be held by hands of the workers, and the forward deicing can be continuously carried out after the distance is set.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic left side view of the structure of FIG. 1;
FIG. 3 is a schematic diagram of the right side view of the structure of FIG. 1;
FIG. 4 is an enlarged schematic view of A-A of FIG. 3;
FIG. 5 is an enlarged schematic top view of FIG. 1;
fig. 6 is an enlarged schematic view of the snow melter 13 of fig. 1;
fig. 7 is an enlarged schematic view of the rotary feeder 14 of fig. 6.
The labels for the parts in the figures are given as: 10. a pipe cleaning device; 11. a regulating and controlling box;
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The small-sized deicing and recondensation preventing cart described with reference to fig. 1-7 comprises a frame 35, a guide tire 25 and a rear wheel 41, wherein an ice breaking roller 42 is mounted at the front end of the frame, a plurality of swing shafts 27 are mounted on the outer side of the ice breaking roller 42, an ice breaking iron block 45 is hinged to the swing shafts 27, the ice breaking roller 42 drives the swing shafts 27 to rotate around the ice breaking roller 42 when rotating, so that the ice breaking iron block 45 is quickly hit to the ice surface to achieve a quick breaking effect, a synchronous belt 31 is arranged at the left end of a rotating shaft in the ice breaking roller 42, the synchronous belt 31 is used for connecting a synchronous belt wheel on the left side of the ice breaking roller 42 with a second driving belt wheel above, a V-shaped belt is arranged on the right side of the synchronous belt 31 and used for connecting a coaxial V-shaped belt wheel on the right side of the second driving belt wheel with a driving V-shaped belt wheel on the lower side of the, because the small belt wheel drives the large belt wheel twice to reduce the rotating speed of the engine to the specified rotating speed, the reliability of the ice breaking roller 42 is improved while the torque is increased, the engine 46 is coaxially connected to the right end of the driving V belt wheel, the oil tank 24 is arranged on the right side of the engine 46, the snow melter 13 is arranged in the middle of the frame 35, the salt storage cavity 50 is arranged in the snow melter 13, the water storage cavity 51 is arranged below the salt storage cavity 50, the rotating feeder 14 is arranged between the salt storage cavity 50 and the water storage cavity 51, the rotating feeder 14 is in a round cake shape with a semicircular notch, the water receiving sheet 15 is hinged on the outer side of the circumference of the rotating feeder 14, the ice water collecting pipe 20 is arranged on the left side of the rotating feeder 14, the water outlet of the ice water collecting pipe 20 faces the rotating feeder 14, the curved thin pipe 66 is arranged below the water storage cavity 51, and the, the heating wire 18 is used for heating the saline solution in the thin tube 66, so that the dissolving capacity of the solution is improved, the anti-freezing capacity of water is better, the ejector 19 is arranged at the lower end of the snow melting device 13, the hand support rod 10 is arranged on the upper side of the frame 35, the brake handle 11 is arranged on the hand support rod 10, and the brake handle 11 is used for staying for a short time to continuously deice or avoid danger when meeting thick ice blocks or obstacles exist in the front.
Preferably, a water pump 21 is arranged in the middle of the ice water collecting pipe 20, a telescopic hose 22 is arranged at the lower end of the water pump 21, a large-mesh filter 23 is arranged below the telescopic hose 22, the telescopic hose 22 can adapt to different road surface environments, a suction port is better attached to the road surface, more water is collected and used, and the mesh diameter of the large-mesh filter 23 is smaller than the inner diameter of the ice water collecting pipe 20, so that the situation that a large ice block or other impurities are sucked to block the pipeline can be avoided.
Preferably, because the rotating batch feeder 14 is provided with the water receiving sheet 15, when water collected by the ice water collecting pipe 20 is jetted to the water receiving sheet 15, the rotating batch feeder 14 is rotated, and meanwhile, the notch on the rotating batch feeder 14 can bring salt in the salt storage cavity 50 into the water storage cavity 51 to be mixed with water to form a salt water solution, and because the ice water collected by the ice water collecting pipe 20 comes from the road surface, the flow stability of the ice water solution is difficult to ensure, the rotating batch feeder 14 can rotate corresponding turns according to different water intakes completely according to the water intakes, so that the concentration of the solution is constant, the problem of poor effect caused by insufficient concentration of the solution is avoided, and the phenomenon that the lower channel is blocked by excessive salt is also prevented.
Preferably, the ice crushing baffle 30 is installed above the ice breaking roller 42, and the ice crushing baffle 30 is used for blocking the crushed ice brought by the ice breaking roller 42, and simultaneously, the injury of workers and the damage of peripheral objects caused by the flying of the brought foreign matters can be avoided.
Preferably, the guide tyre 25 can be replaced by a rail tyre 71, the rail tyre 71 is concave in the middle part and is used for matching with a rail, and the part of the concave part in the rail tyre, which is directly contacted with the surface of the rail, is provided with a protruding spike for ensuring the device to have better holding power.
The specific use method of the invention is as follows:
when the ice breaking device works, the engine 46 is started to drive the ice breaking roller 42 through the transmission of the V belt 32 and the synchronous belt 31, the rotating speed is reduced and the power after the torque is increased, the swinging shaft 27 is driven to do circular motion when the ice breaking roller 42 rotates rapidly, the ice breaking iron block 45 hinged on the swinging shaft 27 swings rapidly under the action of inertia to break ice blocks, meanwhile, the water suction pump 21 is started, the large mesh filter 23 is placed on the road surface, the broken ice on the road surface is sucked into the ice water collecting pipe 20 by the water suction pump 21, the rotary feeder 14 rotates when the sucked ice water impacts the water receiving sheet 15, sea salt is stored in a gap of the rotary feeder 14 when the rotary feeder 14 rotates, the sea salt is transferred into the water storage cavity 51 to be fused with broken ice, the electric heating wire 18 is started, the salt ice solution is dissolved and heated under the action of the electric heating wire 18, the salt ice solution is injected into the hot solution sprayed by the ejector 19 through the thin pipe, sea salt is added to the rail deicing device, secondary condensation in a short time after dissolution is prevented, and accessories matched with the rail can be replaced on the front wheel of the rail deicing device, so that the rail deicing device can automatically deice without manual holding.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a shallow is prevented recondensing by small-size deicing, includes frame, direction tire, rear wheel, its characterized in that: the ice breaking device is characterized in that an ice breaking roller is arranged at the front end of the frame, a plurality of throwing shafts are arranged on the outer side of the ice breaking roller, ice breaking iron blocks are hinged to the throwing shafts, the throwing shafts are driven to rotate around the ice breaking roller when the ice breaking roller rotates, the ice breaking iron blocks are quickly thrown to the ice surface to achieve a quick breaking effect, a synchronous belt is arranged at the left end of a rotating shaft in the ice breaking roller, a snow melter is arranged in the middle of the frame, a salt storage cavity is arranged in the snow melter, a water storage cavity is arranged below the salt storage cavity, a rotating feeder is arranged between the salt storage cavity and the water storage cavity and is in a round cake shape with a semicircular notch, a water receiving sheet is hinged to the outer side of the circumference of the rotating feeder, an ice water collecting pipe is arranged on the left side of the rotating feeder, the ice water outlet faces the rotating feeder, a bent thin pipe is arranged below the water storage cavity, the heating wire is used for with the saline solution heating in the tubule makes the solution dissolving capacity improve, makes the anti-coagulation ability of water better, the snow melt ware lower extreme is equipped with the sprayer.
2. A compact de-icing and anti-re-agglomeration cart according to claim 1, wherein: the synchronous belt is used for connecting the left synchronous pulley of the ice breaking roller and a driving pulley above the left synchronous pulley, a V-shaped belt is arranged on the right side of the synchronous belt and used for connecting the coaxial V-shaped belt pulley on the right side of the driving pulley and a driving V-shaped belt pulley on the lower side of the V-shaped belt pulley, the driving pulley is smaller than a driven pulley corresponding to the driving pulley, the rotating speed of the engine is reduced to the specified rotating speed by driving a large belt pulley through two small belt pulleys, the reliability of the ice breaking roller is improved while the torque is increased, the engine is coaxially connected with the right end of the driving V-shaped belt pulley, and an oil tank is arranged on the right.
3. A compact de-icing and anti-re-agglomeration cart according to claim 1, wherein: the frame upside is equipped with the handrail, be equipped with the brake handle on the handrail, the brake handle is used for doing short duration and stays and lasts deicing or keep away the danger when meetting thick ice-cube, or the place ahead has the obstacle.
4. A compact de-icing and anti-re-agglomeration cart according to claim 1, wherein: the ice water collecting pipe is characterized in that a water suction pump is arranged in the middle of the ice water collecting pipe, a pipe at the lower end of the water suction pump is a telescopic hose, a large-mesh filter is arranged below the telescopic hose, the telescopic hose can adapt to different road surface environments, a suction port is better attached to the road surface, more water is collected and used, and the mesh diameter of the large-mesh filter is smaller than the inner diameter of the ice water collecting pipe, so that a large ice block or other impurities are prevented from being sucked into the blocked pipeline.
5. A compact de-icing and anti-re-agglomeration cart according to claim 1, wherein: because the rotating feeder is provided with the water receiving sheet, when water collected by the ice water collecting pipe is jetted to the water receiving sheet, the rotating feeder is rotated, meanwhile, the notch on the rotating feeder can bring salt in the salt storage cavity into the water storage cavity to be mixed with water to form a salt water solution, and because the ice water collected by the ice water collecting pipe comes from the road surface, the flow stability of the ice water solution is difficult to ensure, the rotating feeder can rotate corresponding turns according to different water inflow quantities completely by controlling the water inflow quantity to ensure that the solution concentration is constant, so that the problem of poor effect caused by insufficient solution concentration is avoided, and the phenomenon that the salt excessively blocks a lower channel is also prevented.
6. A compact de-icing and anti-re-agglomeration cart according to claim 1, wherein: the broken ice baffle is equipped with above the ice breaking roller, the broken ice baffle is used for separating the broken ice blocks carried by the ice breaking roller, and simultaneously, the broken ice blocks can be prevented from flying in a disorderly manner to cause staff injury and peripheral object damage.
7. A compact de-icing and anti-re-agglomeration cart according to claim 1, wherein: the guide tire can be replaced by a rail tire, the middle of the rail tire is concave and is used for being matched with a rail, and the part, which is directly contacted with the surface of the rail, of the concave part in the rail tire is provided with a protruding spine for ensuring the device to have better ground gripping force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110217878.0A CN112832189A (en) | 2021-02-26 | 2021-02-26 | Small-size deicing prevents shallow of recondensing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110217878.0A CN112832189A (en) | 2021-02-26 | 2021-02-26 | Small-size deicing prevents shallow of recondensing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112832189A true CN112832189A (en) | 2021-05-25 |
Family
ID=75933670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110217878.0A Withdrawn CN112832189A (en) | 2021-02-26 | 2021-02-26 | Small-size deicing prevents shallow of recondensing |
Country Status (1)
| Country | Link |
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| CN (1) | CN112832189A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165922A (en) * | 2021-10-29 | 2022-03-11 | 华能辽宁清洁能源有限责任公司 | Heat flow circulating system for preventing ice layer of gate of hydropower station from being frozen |
-
2021
- 2021-02-26 CN CN202110217878.0A patent/CN112832189A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165922A (en) * | 2021-10-29 | 2022-03-11 | 华能辽宁清洁能源有限责任公司 | Heat flow circulating system for preventing ice layer of gate of hydropower station from being frozen |
| CN114165922B (en) * | 2021-10-29 | 2023-03-14 | 华能辽宁清洁能源有限责任公司 | Heat flow circulating system for preventing ice layer of gate of hydropower station from being frozen |
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20210525 |