CN111121490A - An EC fan blower open cross-flow cooling tower - Google Patents
An EC fan blower open cross-flow cooling tower Download PDFInfo
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- CN111121490A CN111121490A CN202010043627.0A CN202010043627A CN111121490A CN 111121490 A CN111121490 A CN 111121490A CN 202010043627 A CN202010043627 A CN 202010043627A CN 111121490 A CN111121490 A CN 111121490A
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- tower body
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- fan
- cooling tower
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Classifications
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- 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
- F28C1/04—Direct-contact trickle coolers, e.g. cooling towers with cross-current only
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- 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
- F28C1/10—Arrangements for suppressing noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/06—Spray nozzles or spray pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/08—Splashing boards or grids, e.g. for converting liquid sprays into liquid films; Elements or beds for increasing the area of the contact surface
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
本发明涉及领域，具体是一种EC风机鼓风开式横流冷却塔，包括塔体，塔体的内部通过螺栓固定有布水装置，塔体的内部通过螺栓固定有固定架，固定架的一侧通过螺栓固定有位于布水装置底部的填料装置，填料装置的一侧通过螺栓固定有EC风机，且填料装置的另一侧通过螺栓固定有收水器，塔体靠近EC风机的一侧开设有侧进口，且EC风机出风口与侧进口相连通，塔体一侧外壁开设有侧出口，且塔体的内部靠近侧出口的一侧设置有收水器。本发明的有益效果使进入塔体的空气横向流动，从而保证了冷却塔具有高效率、低耗能和低噪声，可以应用于类似通风管道、地坑之类以及降噪节能需要侧出风的场合，使喷洒出的热水可以完全进入填料装置。
The invention relates to the field, in particular to an EC fan blowing open type cross-flow cooling tower, comprising a tower body, a water distribution device is fixed inside the tower body by bolts, a fixing frame is fixed inside the tower body by bolts, and one of the fixing frame is The packing device at the bottom of the water distribution device is fixed by bolts on the side, the EC fan is fixed by bolts on one side of the packing device, and the water collector is fixed by bolts on the other side of the packing device, and the side of the tower body close to the EC fan is opened There is a side inlet, and the air outlet of the EC fan is connected with the side inlet, the outer wall of one side of the tower body is provided with a side outlet, and the inner side of the tower body near the side outlet is provided with a water collector. The beneficial effects of the invention make the air entering the tower body flow laterally, thereby ensuring that the cooling tower has high efficiency, low energy consumption and low noise, and can be applied to ventilation ducts, pits, etc. In some cases, the sprayed hot water can completely enter the filling device.
Description
Technical Field
The invention relates to the field of cooling towers, in particular to an EC fan air-blast open type transverse flow cooling tower.
Background
The cooling tower is a device which generates steam through the contact of water and air to carry out heat exchange, and the generated steam is discharged from a steam outlet, thereby reducing the temperature of the air in the tower, and achieving the purpose of dissipating the industrial generated preheating to reduce the water temperature.
The air inlet of the existing cooling tower is arranged at the tower body or the tower bottom, the air outlet is usually arranged at the tower top above the water distribution device, the cooling efficiency of the cooling tower is low, the energy consumption is high, the noise is high, and the cooling tower is not suitable for the defects of occasions needing side air outlet, such as similar ventilation pipelines and pits, therefore, the development of an EC fan air-blowing open type transverse flow cooling tower is urgently needed, the Chinese patent No. CN201621028482.2 provides an EC fan air-blowing open type transverse flow cooling tower which can not only cool and recycle hot water, but also can be applied to the occasions needing side air outlet or top side air outlet, such as similar ventilation pipelines and pits. In order to solve the above-described technical problem, the present invention provides an axial-flow blowing cross-flow closed cooling tower comprising: the air inlet and the air outlet form a path for air circulation in the tower body; the air outlet of the axial-flow blower is communicated with the air inlet of the tower body, and the air inlet of the tower body is arranged on one side wall of the tower body; the heat exchange coil is arranged in the tower body and is positioned on a path for air circulation in the tower body, and a cooling medium flows in the heat exchange coil; the water distribution device is arranged in the tower body and is positioned above the heat exchange coil pipe, and a spraying area is formed between the water distribution device and the heat exchange coil pipe; and the water collector is arranged in the tower body and is positioned at the air outlet of the tower body.
However, the vent of the axial-flow blowing and cross-flow closed cooling tower does not correspond to the side inlet, so that the air circulation in the cooling tower is slow, the cooling efficiency of the cooling tower is low, the energy consumption is high, the noise is high, and the axial-flow blowing and cross-flow closed cooling tower is not suitable for occasions needing side air outlet, such as ventilation pipelines and pits. Therefore, it is desirable to design an EC blower blowing open type cross flow cooling tower to solve the above problems.
Disclosure of Invention
The invention aims to provide an EC fan air-blast open type transverse flow cooling tower to solve the problems of the defects in the prior art.
The technical scheme of the invention is as follows: the tower comprises a tower body, the inside of tower body is fixed with the water distribution device through the bolt, the inside of tower body is fixed with the mount through the bolt, one side of mount is fixed with the filler device that is located the water distribution device bottom through the bolt, one side of filler device is fixed with the EC fan through the bolt, and the opposite side of filler device has the receipts hydrophone through the bolt fastening, the side import has been seted up to one side that the tower body is close to the EC fan, and EC fan air outlet and side import are linked together, the side export has been seted up to tower body one side outer wall, and one side that the inside of tower body is close to the side export is provided with receipts hydrophone.
Furthermore, the water distribution device comprises a water inlet pipe inserted at the top of one side of the tower body, a plurality of spray heads distributed equidistantly are arranged at the bottom of the water inlet pipe, the spray heads are positioned at the top of the packing device, and a spraying area is formed between the spray heads and the packing device.
Further, the inside of tower body is provided with the breakwater, and the breakwater is located around spraying the district, the bottom of tower body one side is connected with the access door through the hinge rotation.
Furthermore, a water outlet valve is arranged at the bottom of the tower body and communicated with the water collector.
Further, the inside of tower body is provided with water level detector, and the bottom of tower body is provided with the full water valve that links to each other with water level detector electrical property.
Furthermore, a drain pipe is inserted into the bottom of the tower body, and a drain valve is arranged at one end of the drain pipe.
Further, the packing device comprises a plurality of stacked packing sheets, wherein cloth-grain-shaped fine grains are arranged on two sides of each packing sheet, and a plurality of water inlets distributed equidistantly are formed in one side of each packing sheet.
Furthermore, a plurality of convex parts which are distributed equidistantly are arranged on two sides of each filler sheet, concave parts are formed among the convex parts, and the concave parts and the convex parts of every two adjacent filler sheets are enclosed to form a ventilation cavity.
Further, the fixing frame comprises fixing rods, connecting rods and supporting rods, the top and the bottom of the two ends of each fixing rod are connected with the connecting rods through bolts, and the back faces and the front faces of the two fixing rods are connected with the supporting rods through bolts.
Further, both sides of the bottom of the tower body are fixedly provided with supporting pieces through bolts, and the bottom of each supporting piece is fixedly provided with a supporting seat through bolts.
The invention provides an EC fan blowing open type transverse flow cooling tower through improvement, compared with the prior art, the invention has the following improvement and advantages:
(1) through the side inlet, the side outlet and the EC fan, air entering the tower body flows transversely, so that the cooling tower is ensured to have high efficiency, low energy consumption and low noise, and the cooling tower can be applied to similar ventilation pipelines, pits and the like and occasions requiring side air outlet for noise reduction and energy saving.
(2) Through the water baffle plate, the water baffle plate encloses the spraying area, and the water baffle plate can form enclosed guide to the hot water sprayed by the spray head, so that the sprayed hot water can completely enter the filling device to fully react.
(3) Through the access door and the outlet valve that set up, the access door is convenient for the inside maintenance and the maintenance of tower body to guarantee the normal operating of tower body, the outlet valve communicates with the receipts hydrophone, so that draw forth the cooling water that receives the hydrophone and collect.
(4) Through the water level detection ware that sets up, water level detection ware is connected with full water valve to when ponding is too much in the tower body, can in time discharge ponding through full water valve, prevent to receive the hydrophone full water and spill over, thereby prevent effectively that the inside ponding of tower body is too much.
(5) Through the fixed frame that sets up, install the filler device on the fixed frame with detachable form to the filler device is not only simple and convenient to operate, is convenient for unpick and wash moreover, is convenient for people's use.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a top view of the structure of the present invention;
FIG. 4 is a schematic view of the structure of the fixing frame of the present invention;
FIG. 5 is a schematic view of the structure of the water level detector of the present invention;
FIG. 6 is a schematic diagram of the packing sheet structure of the present invention;
fig. 7 is a schematic view of the blow-down valve structure of the present invention.
Description of reference numerals:
the system comprises a tower body 1, a 2EC fan, a filler device 3, a water distribution device 4, a water collector 5, an access door 6, a water baffle 7, a water outlet valve 8, a water full valve 9, a drain valve 10, a spray head 11, a filler sheet 12, a fine line 13 with patterns, an inlet at the side 14, an outlet at the side 15, a water inlet pipe 16, a fixed frame 17, a fixed rod 18, a connecting rod 19, a supporting rod 20, a water level detector 21, a drain pipe 22, a convex part 23, a concave part 24, a ventilation cavity 25, a water inlet 26, a supporting piece 27 and a supporting seat 28.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 7, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an EC fan blowing open type transverse flow cooling tower through improvement, as shown in figures 1-7, comprising a tower body 1, a water distribution device 4 is fixed in the tower body 1 through a bolt and used for spraying hot water to a packing device 3, a fixing frame 17 is fixed in the tower body 1 through a bolt, the packing device 3 is detachably arranged on the fixing frame 17, so that the packing device 3 is not only simple and convenient to install, but also convenient to disassemble and wash, the packing device 3 positioned at the bottom of the water distribution device 4 is fixed on one side of the fixing frame 17 through a bolt, an EC fan 2 is fixed on one side of the packing device 3 through a bolt, wherein the model of the EC fan 2 is EC-1530E, a water collector 5 is fixed on the other side of the packing device 3 through a bolt, a side inlet 14 is arranged on one side of the tower body 1 close to the EC fan 2, and an air outlet of the EC fan 2 is communicated with, the side outlet 15 is arranged on the outer wall of one side of the tower body 1, the water collector 5 is arranged on one side, close to the side outlet 15, of the interior of the tower body 1 and used for collecting cooling water, and the side inlet 14, the side outlet 15 and the EC fan 2 enable air entering the tower body 1 to flow transversely, so that the cooling tower is guaranteed to be high in efficiency, low in energy consumption and low in noise.
Further, the water distribution device 4 comprises a water inlet pipe 16 inserted into the top of one side of the tower body 1, a plurality of spray heads 11 distributed equidistantly are arranged at the bottom of the water inlet pipe 16 and used for uniformly spraying hot water onto the packing device 3, the spray heads 11 are positioned at the top of the packing device 3, and a spray area is formed between the spray heads 11 and the packing device 3.
Further, the inside of tower body 1 is provided with breakwater 7, and breakwater 7 is located around spraying the district, makes the hot water that sprays get into filler device 3 completely to the abundant reaction, the bottom of tower body 1 one side is connected with access door 6 through the hinge rotation, the maintenance of tower body 1 of being convenient for.
Furthermore, the bottom of the tower body 1 is provided with a water outlet valve 8, the water outlet valve 8 is communicated with the water collector 5, and the water outlet valve 8 is convenient for leading out the cooling water collected by the water collector 5.
Further, a water level detector 21 is arranged inside the tower body 1, wherein the water level detector is HY-136 in type, and a water full valve 9 electrically connected with the water level detector 21 is arranged at the bottom of the tower body 1, so that the water collector 5 is prevented from overflowing when full water is filled, and excessive water is accumulated in the tower body 1.
Further, the bottom of tower body 1 is pegged graft and is had blow off pipe 22, and the one end of blow off pipe 22 is provided with blowoff valve 10, when needs wash tower body 1 inside, can discharge the filth in the tower body 1 through the blowoff valve 10 that blow off pipe 22 one end set up.
Further, filler device 3 includes the range upon range of packing sheet 12 of a plurality of, and packing sheet 12 is formed by fire-retardant type polyvinyl chloride preparation, and the both sides of packing sheet 12 all are provided with cloth line form fine lines 13, increase the frictional force between packing sheet 12, and one side of packing sheet 12 is seted up a plurality of and is the water inlet 26 that the equidistance distributes.
Furthermore, a plurality of convex parts 23 which are distributed equidistantly are arranged on two sides of each filler piece 12, concave parts 24 are formed among the convex parts 23, the concave parts 24 and the convex parts 23 of two adjacent filler pieces 12 are enclosed to form ventilation cavities 25, and all the ventilation cavities 25 of the filler device 3 form a honeycomb structure, so that the interior of the tower body 1 is ventilated.
Further, the fixing frame 17 includes fixing rods 18, a connecting rod 19 and a supporting rod 20, the top and the bottom of the two ends of the two fixing rods 18 are connected with the connecting rod 19 through bolts, and the back and the front of the two fixing rods 18 are connected with the supporting rod 20 through bolts, so as to facilitate the installation of the packing device 3.
Further, both sides of the bottom of the tower body 1 are fixed with supporting members 27 by bolts, and the bottom of the supporting members 27 is fixed with supporting seats 28 by bolts for supporting the whole cooling tower.
In summary, the working principle of the invention is as follows: when in use, the spray nozzle 11 of the water distribution device 4 sprays hot water towards the packing device 3, the hot water is left along the surface of the packing device 3, and a water film is formed on the surface of the hot water, at the moment, the EC fan 2 positioned at one side of the packing device 3 can pump dry and cold air into the tower body 1 along the side inlet 14 at one side of the tower body 1, because the side outlet 15 is arranged on the tower body 1 corresponding to the other side of the packing device 3, and the water receiver 5 is sealed on the side outlet 15, after the dry and cold air enters the tower body 1, the dry and cold air firstly passes through the packing device 3 and exchanges heat with the water film thereon, the dry and cold air cools the water film to become humid and hot air, the humid and hot air can carry most of the cooled water to enter the water receiver 5, after the water receiver 5 absorbs the water, the humid and hot air becomes dry and hot air, and the humid and hot air is discharged from the side outlet on the side wall of the tower body, the air entering the tower body 1 flows transversely and flows out from the side outlet 15 of the side wall of the tower body 1 after passing through the filler device 3, so that the cooling tower can be applied to occasions needing side air outlet, such as ventilation pipelines, pits and the like.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an EC fan air blast open crossflow cooling tower which characterized in that: the water distribution device comprises a tower body (1), the inside of the tower body (1) is fixed with a water distribution device (4) through bolts, the inside of the tower body (1) is fixed with a fixing frame (17) through bolts, one side of the fixing frame (17) is fixed with a packing device (3) positioned at the bottom of the water distribution device (4) through bolts, one side of the packing device (3) is fixed with an EC fan (2) through bolts, the other side of the packing device (3) is fixed with a water collector (5) through bolts, one side, close to the EC fan (2), of the tower body (1) is provided with a side inlet (14), an air outlet of the EC fan (2) is communicated with the side inlet (14), the outer wall of one side of the tower body (1) is provided with a side outlet (15), and one side, close to the side outlet (15), of the inside of the.
2. An EC fan forced air open cross flow cooling tower according to claim 1, characterized in that: the water distribution device (4) comprises a water inlet pipe (16) inserted at the top of one side of the tower body (1), a plurality of spray heads (11) distributed equidistantly are arranged at the bottom of the water inlet pipe (16), the spray heads (11) are positioned at the top of the packing device (3), and a spraying area is formed between each spray head (11) and the corresponding packing device (3).
3. An EC fan forced air open cross flow cooling tower according to claim 1, characterized in that: the inside of tower body (1) is provided with breakwater (7), and breakwater (7) are located around spraying the district, the bottom of tower body (1) one side is connected with access door (6) through the hinge rotation.
4. An EC fan forced air open cross flow cooling tower according to claim 1, characterized in that: the bottom of the tower body (1) is provided with a water outlet valve (8), and the water outlet valve (8) is communicated with the water collector (5).
5. An EC fan forced air open cross flow cooling tower according to claim 1, characterized in that: the water level detection device is characterized in that a water level detector (21) is arranged inside the tower body (1), and a full water valve (9) electrically connected with the water level detector (21) is arranged at the bottom of the tower body (1).
6. An EC fan forced air open cross flow cooling tower according to claim 1, characterized in that: a drain pipe (22) is inserted into the bottom of the tower body (1), and a drain valve (10) is arranged at one end of the drain pipe (22).
7. An EC fan forced air open cross flow cooling tower according to claim 1, characterized in that: the packing device (3) comprises a plurality of stacked packing sheets (12), wherein the two sides of each packing sheet (12) are respectively provided with a cloth-grain-shaped fine grain (13), and one side of each packing sheet (12) is provided with a plurality of water inlets (26) which are distributed equidistantly.
8. An EC fan forced air open cross flow cooling tower according to claim 7, characterized in that: the packing sheet is characterized in that a plurality of convex parts (23) are arranged on two sides of each packing sheet (12) and distributed equidistantly, concave parts (24) are formed among the convex parts (23), and the concave parts (24) and the convex parts (23) of every two adjacent packing sheets (12) are enclosed to form a ventilation cavity (25).
9. An EC fan forced air open cross flow cooling tower according to claim 1, characterized in that: the fixing frame (17) comprises fixing rods (18), connecting rods (19) and supporting rods (20), the top and the bottom of the two ends of each fixing rod (18) are connected with the corresponding connecting rod (19) through bolts, and the back faces and the front faces of the two fixing rods (18) are connected with the corresponding supporting rods (20) through bolts.
10. An EC fan forced air open cross flow cooling tower according to claim 1, characterized in that: both sides of the bottom of the tower body (1) are fixed with supporting pieces (27) through bolts, and the bottom of the supporting pieces (27) is fixed with a supporting seat (28) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043627.0A CN111121490A (en) | 2020-01-15 | 2020-01-15 | An EC fan blower open cross-flow cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043627.0A CN111121490A (en) | 2020-01-15 | 2020-01-15 | An EC fan blower open cross-flow cooling tower |
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| Publication Number | Publication Date |
|---|---|
| CN111121490A true CN111121490A (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010043627.0A Pending CN111121490A (en) | 2020-01-15 | 2020-01-15 | An EC fan blower open cross-flow cooling tower |
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| CN (1) | CN111121490A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895808A (en) * | 2020-09-07 | 2020-11-06 | 广州览讯科技开发有限公司 | EC fan convulsions crossing current open side entry side air-out cooling tower |
| CN111895809A (en) * | 2020-09-07 | 2020-11-06 | 广州览讯科技开发有限公司 | An EC fan blower cross-flow open side-in side-outlet cooling tower |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288855A (en) * | 2016-08-31 | 2017-01-04 | 广州览讯科技开发有限公司 | Axial-flow type air blast crossing current open cooling tower |
| CN108361895A (en) * | 2018-05-11 | 2018-08-03 | 青岛联盛创能源科技有限公司 | A kind of intelligent cooling tower using EC wind turbines |
| CN211823921U (en) * | 2020-01-15 | 2020-10-30 | 广州览讯科技开发有限公司 | EC fan blast air open type transverse flow cooling tower |
-
2020
- 2020-01-15 CN CN202010043627.0A patent/CN111121490A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288855A (en) * | 2016-08-31 | 2017-01-04 | 广州览讯科技开发有限公司 | Axial-flow type air blast crossing current open cooling tower |
| CN108361895A (en) * | 2018-05-11 | 2018-08-03 | 青岛联盛创能源科技有限公司 | A kind of intelligent cooling tower using EC wind turbines |
| CN211823921U (en) * | 2020-01-15 | 2020-10-30 | 广州览讯科技开发有限公司 | EC fan blast air open type transverse flow cooling tower |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111895808A (en) * | 2020-09-07 | 2020-11-06 | 广州览讯科技开发有限公司 | EC fan convulsions crossing current open side entry side air-out cooling tower |
| CN111895809A (en) * | 2020-09-07 | 2020-11-06 | 广州览讯科技开发有限公司 | An EC fan blower cross-flow open side-in side-outlet cooling tower |
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Application publication date: 20200508 |