CN113154769A - Cooling device of high temperature resistance to compression hot melt reflection of light marking coating - Google Patents
Cooling device of high temperature resistance to compression hot melt reflection of light marking coating Download PDFInfo
- Publication number
- CN113154769A CN113154769A CN202110567893.8A CN202110567893A CN113154769A CN 113154769 A CN113154769 A CN 113154769A CN 202110567893 A CN202110567893 A CN 202110567893A CN 113154769 A CN113154769 A CN 113154769A
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- stirring
- water pump
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- 238000001816 cooling Methods 0.000 title claims abstract description 82
- 230000006835 compression Effects 0.000 title claims abstract description 17
- 238000007906 compression Methods 0.000 title claims abstract description 17
- 239000011248 coating agent Substances 0.000 title claims abstract description 16
- 238000000576 coating method Methods 0.000 title claims abstract description 16
- 239000012943 hotmelt Substances 0.000 title claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 69
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 239000006185 dispersion Substances 0.000 claims description 15
- 239000003973 paint Substances 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 10
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 241000883990 Flabellum Species 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 9
- 239000002826 coolant Substances 0.000 description 6
- 239000000110 cooling liquid Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C2001/006—Systems comprising cooling towers, e.g. for recooling a cooling medium
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Coating Apparatus (AREA)
Abstract
The invention belongs to the technical field of coating production cooling equipment, and particularly relates to a cooling device for a high-temperature compression-resistant hot-melt reflective marking coating, which comprises a base and a stirring box, wherein the stirring box is arranged above the base, a stirring rod is arranged in the stirring box, a cooling pipe is arranged in the stirring rod, the top end of the stirring rod penetrates through the upper surface of the stirring box and is in transmission connection with a power device, the bottom end of the stirring rod penetrates through the lower surface of the stirring box and is provided with a collecting box, the left side of the collecting box is communicated with a first water pump, the left side of the stirring box is provided with a cooling box, and the output end of the first water pump is fixedly provided with a first water outlet pipe and is positioned in the cooling box. According to the invention, the first water pump and the second water pump are turned on, at the moment, the second water pump pumps out the liquid in the cooling tank and sends the liquid into the funnel through the second water outlet pipe, then the liquid enters the cooling pipe and flows into the collecting box, then the first water pump pumps out the liquid in the collecting box and sends the liquid into the dispersing box through the first water outlet pipe, and finally the liquid is sprayed out through the nozzle, so that the contact area with air is increased, and the cooling effect is improved.
Description
Technical Field
The invention belongs to the technical field of coating production cooling equipment, and particularly relates to a cooling device for a high-temperature compression-resistant hot-melt reflective marking coating.
Background
With the continuous development of highway industry, the total mileage of roads in China is close to 300 kilometers, and in the process of highway construction, road marking lines have indispensable positions, because the road marking lines are not only the dividing lines of the vehicles running on the roads, but also are life lines for guaranteeing traffic safety. According to statistics of relevant units, the total amount of road marking in China is about 4 to 5 hundred million square meters, and the road marking needs to be updated every 1 to 2 years due to natural and artificial reasons, so that the market volume of the road marking is huge.
At present reflection of light marking coating can produce a large amount of heats at the in-process of stirring, consequently can cool off the agitator tank, and present cooling device is when carrying out the water-chilling to reflection of light marking coating, owing to coolant liquid cyclic utilization, does not cool down the processing to the coolant liquid, consequently can the refrigerated effect of greatly reduced, also has the direct coolant liquid direct discharge after will heating of part, causes the waste of water resource, has increased manufacturing cost to a certain extent.
Disclosure of Invention
The invention aims to provide a cooling device for a high-temperature compression-resistant hot-melt reflective marking coating, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the stirring box is arranged above the base, a stirring rod is arranged in the stirring box, a cooling pipe is arranged inside the stirring rod, the top end of the stirring rod penetrates through the upper surface of the stirring box and is connected with a power device in a transmission mode, the bottom end of the stirring rod penetrates through the lower surface of the stirring box and is provided with a collecting box, a first water pump is communicated with the left side of the collecting box, a cooling box is arranged on the left side of the stirring box, a first water outlet pipe is fixed at the output end of the first water pump and is located in the cooling box, a heat dissipation spray head is arranged in the cooling box, a second water pump is communicated with the upper surface of the cooling box, and the output end of the second water pump is communicated with the cooling pipe through the second water outlet pipe.
In a preferred embodiment, the lower surface of the stirring box is fixed with a supporting leg, and the bottom end of the supporting leg is fixed with the upper surface of the base.
As a preferable embodiment, the inside of the stirring rod is of a hollow structure, the cooling pipe is located in the stirring rod, one end of the cooling pipe penetrates through the top end of the stirring rod and is fixed with the funnel, one end of the second water outlet pipe, which is far away from the second water pump, is located in the funnel, and the other end of the cooling pipe penetrates through the bottom end of the stirring rod and is located in the collection box.
As a preferable embodiment, the power device comprises a first motor, a driving bevel gear is fixed at an output end of the first motor, a driven bevel gear is fixed at an outer surface of a top end of the stirring rod, the driven bevel gear is in meshed connection with the driving bevel gear, the first motor, the driving bevel gear and the driven bevel gear are all located in the operation box, and a lower surface of the first motor is fixed with an inner bottom wall of the operation box.
As a preferred embodiment, the bottom end of the stirring rod is positioned in the collecting box, a filter screen is installed in the collecting box, a through hole is formed in the right side of the collecting box, and a sealing door is hinged to the right side of the collecting box and positioned at the through hole.
As a preferred embodiment, the lower surface of the cooling box is fixed with the upper surface of the base, the vent has been seted up on the left side of the cooling box, the inner diapire left side of the cooling box is provided with the baffle, the top of baffle is fixed with the mounting bracket, install the second motor on the mounting bracket, the output of second motor is fixed with the flabellum.
In a preferred embodiment, the lower surface of the partition is fixed to the inner bottom wall of the cooling box, and the front and rear sides of the partition are fixed to the front and rear inner walls of the cooling box, respectively.
As a preferred embodiment, the heat dissipation spray head comprises a dispersion box, the right side of the dispersion box is communicated with a first water outlet pipe, the upper surface of the dispersion box is fixed with the inner top wall of the cooling box, and a plurality of nozzles are uniformly arranged on the lower surface of the dispersion box.
Compared with the prior art, the invention has the beneficial effects that:
according to the cooling device for the high-temperature compression-resistant hot-melt reflective marking coating, the stirring rod is contacted with the coating when rotating, so that the temperature of the stirring rod is increased, and the cooling pipe is arranged in the stirring rod, so that the cooling water in the cooling pipe flows to take away the heat on the stirring rod after the temperature is increased, the coating is rapidly cooled, and the production quality of the coating is ensured;
according to the cooling device for the high-temperature compression-resistant hot-melting reflective marking coating, the second motor drives the fan blades to rotate, and the fan blades discharge heat in the cooling box in the rotating process, so that cooling liquid is cooled, and the cooling speed is increased;
this cooling device of high temperature resistance to compression hot melt reflection of light marking coating opens first water pump and second water pump, and the second water pump is taken the liquid in the cooling box out this moment and is sent into the funnel through the second outlet pipe in, then gets into in the cooling tube and flow into the collecting box, then in first water pump takes the liquid in the collecting box out and sends into the dispersion tank through first outlet pipe, through the nozzle blowout at last to increase and the area of contact of air, improve the cooling effect.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a schematic sectional elevation view of the structure of the present invention;
FIG. 4 is an enlarged schematic view at A of FIG. 3 of the structure of the present invention;
FIG. 5 is an enlarged schematic view at B of FIG. 3 of the structure of the present invention;
FIG. 6 is an enlarged schematic view at C of FIG. 3 of the structure of the present invention;
fig. 7 is a schematic view of a collection box of the construction of the invention.
In the figure: 1. a base; 2. a stirring box; 3. a stirring rod; 4. a cooling tube; 5. a power plant; 51. a first motor; 52. a drive bevel gear; 53. a driven bevel gear; 54. an operation box; 6. a collection box; 7. a first water pump; 8. a cooling tank; 9. a first water outlet pipe; 10. a heat dissipation spray head; 101. a dispersion box; 102. a nozzle; 11. a second water pump; 12. a second water outlet pipe; 13. supporting legs; 14. a funnel; 15. a filter screen; 16. a through hole; 17. a sealing door; 18. a vent; 19. a partition plate; 20. a mounting frame; 21. a second motor; 22. a fan blade.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1-7, the invention provides a cooling device for a high-temperature compression-resistant hot-melting reflective marking paint, which comprises a base 1 and a stirring box 2, wherein the stirring box 2 is arranged above the base 1, the reflective marking paint is poured into the stirring box 2 through a feed hopper, supporting legs 13 are fixed on the lower surface of the stirring box 2, and the bottom ends of the supporting legs 13 are fixed with the upper surface of the base 1;
referring to fig. 1, 2, 3, 4, 5 and 6, in order to realize rapid cooling of the paint, a stirring rod 3 is disposed in a stirring box 2, a cooling tube 4 is disposed inside the stirring rod 3, the stirring rod 3 is hollow, a cavity in the stirring rod 3 is filled with a heat-conducting liquid, the cooling tube 4 is disposed in the stirring rod 3, one end of the cooling tube 4 penetrates through the top end of the stirring rod 3 and is fixed with a funnel 14, the funnel 14 is convenient for collecting the liquid entering the cooling tube 4, one end of a second water outlet pipe 12, which is far away from a second water pump 11, is disposed in the funnel 14, the other end of the cooling tube 4 penetrates through the bottom end of the stirring rod 3 and is disposed in a collecting box 6, and the upper surface of the collecting box 6 is in contact with the lower surface of the stirring box 2 and is provided with a circular hole larger than the stirring rod 3;
referring to fig. 3 and 5, the top end of the stirring rod 3 penetrates through the upper surface of the stirring box 2 and is in transmission connection with a power device 5, the power device 5 includes a first motor 51, a driving bevel gear 52 is fixed at the output end of the first motor 51, a driven bevel gear 53 is fixed at the outer surface of the top end of the stirring rod 3, the driven bevel gear 53 is in meshing connection with the driving bevel gear 52, the first motor 51 can drive the stirring rod 3 to rotate by matching the driven bevel gear 53 with the driving bevel gear 52, the first motor 51, the driving bevel gear 52 and the driven bevel gear 53 are all located in an operation box 54, and the lower surface of the first motor 51 is fixed with the inner bottom wall of the operation box 54;
referring to fig. 7, in order to collect the cooling liquid, the bottom end of the stirring rod 3 penetrates through the lower surface of the stirring tank 2 and is provided with a collecting tank 6, the bottom end of the stirring rod 3 is located in the collecting tank 6, a filter screen 15 is installed in the collecting tank 6, the filter screen 15 filters impurities to avoid blocking a pipeline, a through hole 16 is formed in the right side of the collecting tank 6, a sealing door 17 is hinged to the right side of the collecting tank 6 and located at the through hole 16, and the sealing door 17 is opened to clean the impurities on the filter screen 15 through the through hole 16;
referring to fig. 1, 2, 3, 5 and 6, in order to increase the contact area between the coolant and the air, a first water pump 7 is communicated with the left side of the collection box 6, a cooling box 8 is arranged on the left side of the stirring box 2, the lower surface of the cooling box 8 is fixed to the upper surface of the base 1, a vent 18 is arranged on the left side of the cooling box 8, a partition plate 19 is arranged on the left side of the inner bottom wall of the cooling box 8, the right side of the cooling box 8 is used for storing the coolant through the partition plate 19, a mounting frame 20 is fixed above the partition plate 19, a second motor 21 is mounted on the mounting frame 20, a fan blade 22 is fixed to the output end of the second motor 21, the fan blade 22 cools the coolant during the rotation process and discharges hot air from the vent 18, the lower surface of the partition plate 19 is fixed to the inner bottom wall of the cooling box 8, a first water outlet pipe 9 is fixed to the front and rear sides of the partition plate 19 and the output end of the first water pump 7 is fixed to the front and rear inner walls of the cooling box 8, be provided with sprinkler head 10 in the cooler bin 8, sprinkler head 10 includes dispersion tank 101, dispersion tank 101's right side is linked together with first outlet pipe 9, dispersion tank 101's upper surface is fixed with cooler bin 8's interior roof, a plurality of nozzles 102 are evenly installed to dispersion tank 101's lower surface, nozzle 102 blowout cooling water flows into in the cooler bin 8, thereby increase and the area of contact of air, improve the cooling effect, cooler bin 8's upper surface intercommunication has second water pump 11, second water pump 11's output is linked together through second outlet pipe 12 and cooling tube 4.
The working principle and the process are as follows: firstly, the reflective marking paint is poured into the stirring box 2 through the feed hopper, then the first motor 51 is started to drive the driving bevel gear 52 to rotate, the driving bevel gear 52 can drive the driven bevel gear 53 to rotate in the rotating process, the driven bevel gear 53 can drive the stirring rod 3 to rotate in the rotating process, when the temperature of the paint is increased, the first water pump 7, the second water pump 11 and the second motor 21 are started, at the moment, the second motor 21 drives the fan blades 22 to rotate, the fan blades 22 cool the cooling liquid in the rotating process and discharge hot air from the ventilation opening 18, meanwhile, the second water pump 11 pumps the liquid in the cooling box 8 out and sends the liquid into the funnel 14 through the second water outlet pipe 12, then the liquid enters the cooling pipe 4 in the stirring rod 3, the cooling pipe 4 absorbs the heat of the stirring rod 3 to reduce the temperature of the paint, and simultaneously the liquid in the cooling pipe 4 flows into the collecting box 6, the impurities are filtered by the filter screen 15, and then the liquid in the collection tank 6 is pumped by the first water pump 7 through the first water outlet pipe 9 into the dispersion tank 101, and then is sprayed out through the nozzle 102 and flows into the cooling tank 8, and is circulated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. .
Claims (8)
1. The utility model provides a cooling device of high temperature resistance to compression hot melt reflection of light marking coating, includes base (1) and agitator tank (2), its characterized in that: the stirring box (2) is arranged above the base (1), a stirring rod (3) is arranged in the stirring box (2), a cooling pipe (4) is arranged inside the stirring rod (3), the top end of the stirring rod (3) penetrates through the upper surface of the stirring box (2) and is connected with a power device (5) in a transmission way, the bottom end of the stirring rod (3) penetrates through the lower surface of the stirring box (2) and is provided with a collecting box (6), the left side of the collecting box (6) is communicated with a first water pump (7), the left side of the stirring box (2) is provided with a cooling box (8), a first water outlet pipe (9) is fixed at the output end of the first water pump (7) and is positioned in the cooling tank (8), a heat dissipation spray head (10) is arranged in the cooling box (8), the upper surface of the cooling box (8) is communicated with a second water pump (11), the output end of the second water pump (11) is communicated with the cooling pipe (4) through a second water outlet pipe (12).
2. The cooling device of the high-temperature compression-resistant hot-melt reflective marking paint as claimed in claim 1, wherein: the lower surface of agitator tank (2) is fixed with supporting leg (13), the bottom of supporting leg (13) and the upper surface mounting of base (1).
3. The cooling device of the high-temperature compression-resistant hot-melt reflective marking paint as claimed in claim 1, wherein: the inside of puddler (3) is hollow structure, cooling tube (4) are located puddler (3), the top of puddler (3) is run through and funnel (14) are fixed with to the one end of cooling tube (4), the one end that second water pump (11) were kept away from in second outlet pipe (12) is located funnel (14), the other end of cooling tube (4) runs through the bottom of puddler (3) and is located collecting box (6).
4. The cooling device of the high-temperature compression-resistant hot-melt reflective marking paint as claimed in claim 1, wherein: the power device (5) comprises a first motor (51), a driving bevel gear (52) is fixed at the output end of the first motor (51), a driven bevel gear (53) is fixed on the outer surface of the top end of the stirring rod (3), the driven bevel gear (53) is in meshed connection with the driving bevel gear (52), the first motor (51), the driving bevel gear (52) and the driven bevel gear (53) are all located in an operation box (54), and the lower surface of the first motor (51) is fixed with the inner bottom wall of the operation box (54).
5. The cooling device of the high-temperature compression-resistant hot-melt reflective marking paint as claimed in claim 1, wherein: the bottom of puddler (3) is located collecting box (6), install filter screen (15) in collecting box (6), through-hole (16) have been seted up on the right side of collecting box (6), the right side of collecting box (6) just is located that through-hole (16) department articulates there is sealing door (17).
6. The cooling device of the high-temperature compression-resistant hot-melt reflective marking paint as claimed in claim 1, wherein: the lower surface of cooler bin (8) and the last fixed surface of base (1), vent (18) have been seted up in the left side of cooler bin (8), the interior diapire left side of cooler bin (8) is provided with baffle (19), the top of baffle (19) is fixed with mounting bracket (20), install second motor (21) on mounting bracket (20), the output of second motor (21) is fixed with flabellum (22).
7. The cooling device of the high-temperature compression-resistant hot-melt reflective marking paint as claimed in claim 6, wherein: the lower surface of the partition plate (19) is fixed with the inner bottom wall of the cooling box (8), and the front side and the rear side of the partition plate (19) are respectively fixed with the inner walls of the front side and the rear side of the cooling box (8).
8. The cooling device of the high-temperature compression-resistant hot-melt reflective marking paint as claimed in claim 1, wherein: the heat dissipation spray head (10) comprises a dispersion box (101), the right side of the dispersion box (101) is communicated with a first water outlet pipe (9), the upper surface of the dispersion box (101) is fixed with the inner top wall of the cooling box (8), and a plurality of nozzles (102) are uniformly arranged on the lower surface of the dispersion box (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110567893.8A CN113154769A (en) | 2021-05-24 | 2021-05-24 | Cooling device of high temperature resistance to compression hot melt reflection of light marking coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110567893.8A CN113154769A (en) | 2021-05-24 | 2021-05-24 | Cooling device of high temperature resistance to compression hot melt reflection of light marking coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113154769A true CN113154769A (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110567893.8A Pending CN113154769A (en) | 2021-05-24 | 2021-05-24 | Cooling device of high temperature resistance to compression hot melt reflection of light marking coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113154769A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113990621A (en) * | 2021-11-02 | 2022-01-28 | 李梓彤 | Transformer cooling device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209362425U (en) * | 2018-11-26 | 2019-09-10 | 福建赛雀新材料科技有限公司 | A kind of mixing drum cooling water circulating device |
| CN112240713A (en) * | 2020-10-15 | 2021-01-19 | 烨箭环保科技(湖州)有限公司 | Cooling device for producing antirust water-based paint |
| CN212758492U (en) * | 2020-06-30 | 2021-03-23 | 浙江肯特催化材料科技有限公司 | Chemical industry agitating unit of high-efficient cooling structure in area |
-
2021
- 2021-05-24 CN CN202110567893.8A patent/CN113154769A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209362425U (en) * | 2018-11-26 | 2019-09-10 | 福建赛雀新材料科技有限公司 | A kind of mixing drum cooling water circulating device |
| CN212758492U (en) * | 2020-06-30 | 2021-03-23 | 浙江肯特催化材料科技有限公司 | Chemical industry agitating unit of high-efficient cooling structure in area |
| CN112240713A (en) * | 2020-10-15 | 2021-01-19 | 烨箭环保科技(湖州)有限公司 | Cooling device for producing antirust water-based paint |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113990621A (en) * | 2021-11-02 | 2022-01-28 | 李梓彤 | Transformer cooling device |
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