CN104197741A - Cross flow type cooling tower for central air conditioner - Google Patents
Cross flow type cooling tower for central air conditioner Download PDFInfo
- Publication number
- CN104197741A CN104197741A CN201410457953.0A CN201410457953A CN104197741A CN 104197741 A CN104197741 A CN 104197741A CN 201410457953 A CN201410457953 A CN 201410457953A CN 104197741 A CN104197741 A CN 104197741A
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- water
- splash box
- cooling tower
- air
- cross flow
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Abstract
The invention discloses a cross flow type cooling tower for a central air conditioner. The cross flow type cooling tower comprises an air barrel, a tower body and a water receiving disc, wherein the air barrel is mounted above the tower body and is internally provided with a motor rack; a motor is mounted on the motor rack; the motor is connected with a draught fan through a speed-reducing box body; a draught fan silencer is mounted above the air barrel, and a water distribution pipe is mounted in the tower body and is connected with a water inlet pipe; a plurality of nozzles are mounted on the water distribution pipe; a combined type water sputtering disc is mounted under each nozzle; a packing net is mounted in the tower body and water spraying packing is arranged on the packing net; an air inlet window is mounted under the packing net; a plurality of air inlet blinds are mounted on the air inlet window and the water receiving disc is mounted at the bottom of the air inlet window; a water collection tank is mounted on the water receiving disc; and a sound insulation screen is mounted on the outer side of the water receiving disc. According to the cross flow type cooling tower, hot water sprayed out from the water distribution pipe is in sufficient contact with the water spraying packing, so that the cooling efficiency is improved; and meanwhile, the cooling tower has a good noise reduction effect and has the relatively slight noise pollution to the environment.
Description
[technical field]
The present invention relates to the technical field of central air-conditioning, particularly the technical field of cross flow cooling tower for a kind of central air-conditioning.
[background technology]
Air-condition cooling tower is that one utilizes water as circulating coolant, absorbs heat and is disposed in atmosphere, to reduce the device of water temperature from a system; It is cooling is to complete by water evaporation process, and recycling of making that cooling water can continue, and economic benefit, has virtually reduced the waste of cost.The cooling means of cooling tower is that hot water is sprayed to radiative material surface and contacted with the mobile air passing through.Now, produce the heat exchange action of sensible heat between hot water and cold air, the hot water of part is evaporated simultaneously, that is in evaporation steam, its evaporation latent heat is disposed in air, fall in tank finally by cooled water, utilize pumping to be sent in heat exchanger, then give absorption heat.In the cooling tower of prior art, the water of water distribution system ejection disperses not, can not be that hot water fully contacts with packing, and cooling effect has much room for improvement; In addition cooling tower water tower noise source in the time of work mainly contains the following aspects: 1, windmill noise: its noise is mainly made up of mechanical noise and flow noise; 2, noise of motor: electromagnetic sound when its main motor rotation; 3, water droplet noise: 4, ventilation noise: it mainly contains tower body inner air and outer air flow noise and tower body resonance noise.The cooling tower of prior art lacks effective noise-reducing structure, and equipment causes larger noise pollution to environment.
[summary of the invention]
Object of the present invention solves the problems of the prior art exactly, propose a kind of central air-conditioning cross flow cooling tower, can make the hot water of water distributor ejection fully contact with packing, improve cooling effectiveness, cooling tower has good erasure effect simultaneously, and the noise pollution that environment is caused is less.
For achieving the above object, the present invention proposes a kind of central air-conditioning cross flow cooling tower, comprise air duct, tower body and drip tray, described air duct is installed on tower body top, motor rack is installed in air duct, motor is installed on motor rack, motor is connected with blower fan by deceleration box, air duct top is provided with muffler for fan, in described tower body, water distributor is installed, on water distributor, be connected with water inlet pipe, some shower nozzles are installed on water distributor, each shower nozzle below is provided with combined type splash box, described combined type splash box comprises the first splash box, the second splash box and some joint pins, described the first splash box is connected with shower nozzle, the first splash box is positioned at the top of the second splash box, the first splash box is by joint pin and the adjustable installation of the second splash box, the first splash box is provided with the first gap water tooth, the both sides of the first gap water tooth are equipped with some guiding gutters, the first splash box center has installing hole, the second splash box is provided with the second gap water tooth, filler net is installed in tower body, described filler is placed with packing on the net, described filler side off the net is provided with air-inlet window, some inlet air blinds are installed on air-inlet window, the bottom of air-inlet window is provided with drip tray, on described drip tray, header tank is installed, drip tray outside is provided with gobo, the bottom of drip tray is provided with some bracing frames.
As preferably, parallel in described muffler for fan some bloops are installed, the curved flow-guiding structure in upper end of described bloop, a side of muffler for fan has air outlet.
As preferably, described blower fan adopts slow-speed of revolution spatial warping FC aluminium alloy cooling tower special fan, and described motor adopts totally-enclosed self-cooled low-noise cooling tower motor special.
As preferably, described water inlet pipe is connected with water distributor by filtering voltage stabilizing dish, and drainpipe and overflow pipe are installed in described header tank, and described overflow pipe is positioned at the top of drainpipe.
As preferably, the cross section of described guiding gutter is arcuate structure or triangular structure, and the second gap water tooth adopts arc gap water tooth.
As preferably, the quantity of described joint pin is 2～4, joint pin is made up of back-moving spring, interlude and thread segment, back-moving spring is positioned at the top of interlude, thread segment is positioned at the below of interlude, described back-moving spring is connected with the first splash box, has some screwed holes on the second splash box, and thread segment is fixedly installed in screwed hole by nut.
As preferably, described packing adopts S type Tibolin water packing, and packing is formed through hot calender processing and forming by modified polyvinyl chloride plain film.
Beneficial effect of the present invention: the present invention by installing combined type splash box below shower nozzle, can be according to calculating required spray field by the size of tower body, thereby regulate distance between the first splash box and the second splash box to change the scope of water outlet by thread segment and nut, back-moving spring can suitably be adjusted the distance between the first splash box and the second splash box according to the pressure of water outlet simultaneously, further adjust the scope of water outlet, guiding gutter can reduce and water resistance, arc gap water tooth on the second splash box can be that water outlet forms eddy flow, increase water outlet distance, increase water spray area, hot water can be contacted with packing more fully, improve cooling effect, in addition air duct top is provided with muffler for fan, and the outside of drip tray is provided with gobo, has effectively improved the soundproof effect of cooling tower, has reduced the noise pollution to environment.
Feature of the present invention and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[brief description of the drawings]
Fig. 1 is the front view of a kind of central air-conditioning of the present invention cross flow cooling tower;
Fig. 2 is the main TV structure figure of combined type splash box of the present invention;
Fig. 3 is the plan structure figure of the present invention's the first splash box;
Fig. 4 is the plan structure figure of the present invention's the second splash box;
Fig. 5 is A portion enlarged drawing in Fig. 2.
[detailed description of the invention]
Consult Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present invention, comprise air duct 1, tower body 2 and drip tray 3, described air duct 1 is installed on tower body 2 tops, motor rack 11 is installed in air duct 1, motor 12 is installed on motor rack 11, motor 12 is connected with blower fan 14 by deceleration box 13, air duct 1 top is provided with muffler for fan 4, in described tower body 2, water distributor 5 is installed, on water distributor 5, be connected with water inlet pipe 51, some shower nozzles 52 are installed on water distributor 5, each shower nozzle 52 belows are provided with combined type splash box 6, described combined type splash box 6 comprises the first splash box 61, the second splash box 62 and some joint pins 63, described the first splash box 61 is connected with shower nozzle 52, the first splash box 61 is positioned at the top of the second splash box 62, the first splash box 61 is by joint pin 63 and the adjustable installation of the second splash box 62, the first splash box 61 is provided with the first gap water tooth 611, the both sides of the first gap water tooth 611 are equipped with some guiding gutters 612, the first splash box 61 centers have installing hole 613, shower nozzle 52 is installed in installing hole 613, the second splash box 62 is provided with the second gap water tooth 621, filler net 7 is installed in tower body 2, on described filler net 7, be placed with packing 71, described filler net 71 belows are provided with air-inlet window 8, some inlet air blinds 81 are installed on air-inlet window 8, the bottom of air-inlet window 8 is provided with drip tray 3, on described drip tray 3, header tank 31 is installed, drip tray 3 outsides are provided with gobo 32, the bottom of drip tray 3 is provided with some bracing frames 33.
The interior parallel some bloops 41 that are provided with of described muffler for fan 4, the curved flow-guiding structure 42 in upper end of described bloop 41, one side of muffler for fan 4 has air outlet, described blower fan 14 adopts slow-speed of revolution spatial warping FC aluminium alloy cooling tower special fan, described motor 12 adopts totally-enclosed self-cooled low-noise cooling tower motor special, described water inlet pipe 51 is connected with water distributor 5 by filtering voltage stabilizing dish 53, drainpipe 34 and overflow pipe 35 are installed in described header tank 31, described overflow pipe 35 is positioned at the top of drainpipe 34, the cross section of described guiding gutter 612 is arcuate structure or triangular structure, the second gap water tooth 621 adopts arc gap water tooth, the quantity of described joint pin 63 is 2～4, joint pin 63 is by back-moving spring 631, interlude 632 and thread segment 633 form, back-moving spring 631 is positioned at the top of interlude 632, thread segment 633 is positioned at the below of interlude 632, described back-moving spring 631 is connected with the first splash box 61, on the second splash box 62, have some screwed holes 623, thread segment 633 is fixedly installed in screwed hole 623 by nut 64, described packing 71 adopts S type Tibolin water packing, packing 71 is formed through hot calender processing and forming by modified polyvinyl chloride plain film.
The course of work of the present invention:
A kind of central air-conditioning of the present invention with cross flow cooling tower in the course of the work, shower nozzle 52 belows are provided with combined type splash box 6, the first splash box 61 on combined type splash box 6 is connected by some joint pins 63 with the second splash box 62, joint pin 63 is by back-moving spring 631, interlude 632 and thread segment 633 form, back-moving spring 631 is positioned at the top of interlude 632, thread segment 633 is positioned at the below of interlude 632, described back-moving spring 631 is connected with the first splash box 61, on the second splash box 62, have some screwed holes 623, thread segment 633 is fixedly installed in screwed hole 623 by nut 64, can be according to calculating required spray field by the size of tower body, thereby change the scope of water outlet by the distance between thread segment 633 and nut tune 64 joint the first splash boxs 61 and the second splash box 62, back-moving spring 631 can suitably be adjusted the distance between the first splash box 61 and the second splash box 62 according to the pressure of water outlet simultaneously, further adjust the scope of water outlet, guiding gutter 612 can reduce and water resistance, arc gap water tooth on the second splash box 62 can be that water outlet forms eddy flow, increase water outlet distance, distance between adjacent two the first gap water teeth is 1～5mm, distance between adjacent two the first gap water teeth is 1～5mm, when water outlet can be ensured, there is uniform water droplet, cooling water is contacted more abundant with packing, good cooling results.
The effect of packing 71 is that hot water splatter cooling needs is become to water droplet and forms moisture film, to increase contact area and the time of contact of water and air, increases the intensity of heat exchange of water and air.The cooling procedure of water is mainly carried out in packing, water and air generation heat exchange and matter exchange in packing.The cooling effect of cooling tower depends on the heat exchange performance of packing to a great extent.1., area of dissipation growth factor is large in the present invention, packing 71 adopts S type Tibolin water packing, and packing is formed through hot calender processing and forming by modified polyvinyl chloride plain film, has higher heat-sinking capability, and trapezoidal wave packing design advantage has:; 2., the distribution performance of current on plate face is good; 3. when, water and air flows through plate face, disturbance is large.
Blower fan 14 is selected slow-speed of revolution spatial warping FC aluminium alloy cooling tower special fan, this Fan Product can guarantee that air quantity, blast, noise and drift ice level and the runnability of cooling tower reach technical requirement completely under various operating modes, its performance characteristics has: 1., fan blade adopt aluminium alloy plate make, the blower fan angle of plane No. > 12# is adjustable, can be in the time of seasonal variations, change blades installation angle and adjust air quantity, blast, to improve unit efficiency, reach energy-conservation object; 2., blower fan adopts large chord length, spatial warping, FC blade profile, the slow-speed of revolution drives, and reaches air outlet wind speed even, the effect that air quantity is large, efficiency is high, noise is low, power consumption is economized; 3., blade all tests through balance, balance quality reaches ISO-2.5.
Noise of the present invention is low, 1., reduce the noise of sound source adopt following noise control principle:: motor 12 adopts totally-enclosed self-cooled low-noise cooling tower motor special, this motor water resistance is good, noise is low, can meet the particular/special requirement of cooling tower applying working condition to motor; 2., cut off noise transmission path by gobo 32.Change this mode of curing the symptoms, not the disease of partition noise path in the past.The present invention adopts the two combination, treats both principal and secondary aspect of disease, and the gobo 32 of surrounding edge, muffler for fan 4 are to utilize acoustic reflection principle, reach sound insulation object.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, any scheme after simple transformation of the present invention is all belonged to protection scope of the present invention.
Claims (7)
1. a central air-conditioning cross flow cooling tower, it is characterized in that: comprise air duct (1), tower body (2) and drip tray (3), described air duct (1) is installed on tower body (2) top, motor rack (11) is installed in air duct (1), motor (12) is installed on motor rack (11), motor (12) is connected with blower fan (14) by deceleration box (13), air duct (1) top is provided with muffler for fan (4), water distributor (5) is installed in described tower body (2), on water distributor (5), be connected with water inlet pipe (51), some shower nozzles (52) are installed on water distributor (5), each shower nozzle (52) below is provided with combined type splash box (6), described combined type splash box (6) comprises the first splash box (61), the second splash box (62) and some joint pins (63), described the first splash box (61) is connected with shower nozzle (52), the first splash box (61) is positioned at the top of the second splash box (62), the first splash box (61) is by joint pin (63) and the adjustable installation of the second splash box (62), the first splash box (61) is provided with the first gap water tooth (611), the both sides of the first gap water tooth (611) are equipped with some guiding gutters (612), the first splash box (61) center has installing hole (613), the second splash box (62) is provided with the second gap water tooth (621), filler net (7) is installed in tower body (2), on described filler net (7), be placed with packing (71), described filler net (71) below is provided with air-inlet window (8), some inlet air blinds (81) are installed on air-inlet window (8), the bottom of air-inlet window (8) is provided with drip tray (3), header tank (31) is installed on described drip tray (3), drip tray (3) outside is provided with gobo (32), the bottom of drip tray (3) is provided with some bracing frames (33).
2. a kind of central air-conditioning cross flow cooling tower as claimed in claim 1, it is characterized in that: the parallel some bloops (41) that are provided with in described muffler for fan (4), the curved flow-guiding structure in upper end (42) of described bloop (41), a side of muffler for fan (4) has air outlet.
3. a kind of central air-conditioning cross flow cooling tower as claimed in claim 1, it is characterized in that: described blower fan (14) adopts slow-speed of revolution spatial warping FC aluminium alloy cooling tower special fan, and described motor (12) adopts totally-enclosed self-cooled low-noise cooling tower motor special.
4. a kind of central air-conditioning cross flow cooling tower as claimed in claim 1, it is characterized in that: described water inlet pipe (51) is connected with water distributor (5) by filtering voltage stabilizing dish (53), drainpipe (34) and overflow pipe (35) are installed in described header tank (31), and described overflow pipe (35) is positioned at the top of drainpipe (34).
5. a kind of central air-conditioning cross flow cooling tower as claimed in claim 1, is characterized in that: the cross section of described guiding gutter (612) is arcuate structure or triangular structure, and the second gap water tooth (621) adopts arc gap water tooth.
6. a kind of central air-conditioning cross flow cooling tower as claimed in claim 1, it is characterized in that: the quantity of described joint pin (63) is 2～4, joint pin (63) is by back-moving spring (631), interlude (632) and thread segment (633) composition, back-moving spring (631) is positioned at the top of interlude (632), thread segment (633) is positioned at the below of interlude (632), described back-moving spring (631) is connected with the first splash box (61), on the second splash box (62), have some screwed holes (623), thread segment (633) is fixedly installed in screwed hole (623) by nut (64).
7. a kind of central air-conditioning cross flow cooling tower as claimed in claim 1, it is characterized in that: described packing (71) adopts S type Tibolin water packing, and packing (71) is formed through hot calender processing and forming by modified polyvinyl chloride plain film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410457953.0A CN104197741B (en) | 2014-09-10 | 2014-09-10 | Cross flow type cooling tower for central air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410457953.0A CN104197741B (en) | 2014-09-10 | 2014-09-10 | Cross flow type cooling tower for central air conditioner |
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| CN104197741A true CN104197741A (en) | 2014-12-10 |
| CN104197741B CN104197741B (en) | 2015-07-15 |
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| CN201410457953.0A Active CN104197741B (en) | 2014-09-10 | 2014-09-10 | Cross flow type cooling tower for central air conditioner |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677174A (en) * | 2015-03-16 | 2015-06-03 | 芜湖凯博实业股份有限公司 | Cooling tower water collecting device and control method thereof |
| CN106989615A (en) * | 2017-03-21 | 2017-07-28 | 福建李氏冷却科技有限公司 | The operating mode square cooling tower such as one kind |
| CN107036457A (en) * | 2017-04-29 | 2017-08-11 | 广州览讯科技开发有限公司 | Install inlet and outlet silencer noise reducing type cooling tower additional |
| CN109520364A (en) * | 2018-11-09 | 2019-03-26 | 四川中乙制冷设备有限公司 | The air discharge structure of cooling tower |
| CN110044188A (en) * | 2019-04-13 | 2019-07-23 | 陈锦升 | A kind of moisture backflow glass fibre reinforced plastics cooling tower |
| CN110081732A (en) * | 2019-06-04 | 2019-08-02 | 广东览讯科技开发有限公司 | Band silencer negative-pressure type is centrifuged air-draft-type cooling tower |
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| CN2270956Y (en) * | 1996-07-23 | 1997-12-17 | 上虞市金泰实业总公司 | Glass fibre reinforced plastic cooling tower with repressing noise device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104677174A (en) * | 2015-03-16 | 2015-06-03 | 芜湖凯博实业股份有限公司 | Cooling tower water collecting device and control method thereof |
| CN104677174B (en) * | 2015-03-16 | 2017-03-22 | 芜湖凯博实业股份有限公司 | Cooling tower water collecting device and control method thereof |
| CN106989615A (en) * | 2017-03-21 | 2017-07-28 | 福建李氏冷却科技有限公司 | The operating mode square cooling tower such as one kind |
| CN106989615B (en) * | 2017-03-21 | 2019-04-30 | 福建李氏冷却科技有限公司 | The operating conditions square cooling tower such as a kind of |
| CN107036457A (en) * | 2017-04-29 | 2017-08-11 | 广州览讯科技开发有限公司 | Install inlet and outlet silencer noise reducing type cooling tower additional |
| CN109520364A (en) * | 2018-11-09 | 2019-03-26 | 四川中乙制冷设备有限公司 | The air discharge structure of cooling tower |
| CN110044188A (en) * | 2019-04-13 | 2019-07-23 | 陈锦升 | A kind of moisture backflow glass fibre reinforced plastics cooling tower |
| CN110044188B (en) * | 2019-04-13 | 2020-09-08 | 浏阳市明诚竹业有限公司 | Water vapor backflow glass fiber reinforced plastic cooling tower |
| CN110081732A (en) * | 2019-06-04 | 2019-08-02 | 广东览讯科技开发有限公司 | Band silencer negative-pressure type is centrifuged air-draft-type cooling tower |
| CN110081732B (en) * | 2019-06-04 | 2024-02-02 | 广东览讯科技开发有限公司 | Negative pressure type centrifugal exhaust type cooling tower with muffler |
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Denomination of invention: A cross flow cooling tower for central air conditioning Effective date of registration: 20230517 Granted publication date: 20150715 Pledgee: Zhejiang Zhuji Rural Commercial Bank Co.,Ltd. Pledgor: ZHUJI JINUO ENVIRONMENTAL EQUIPMENT Co.,Ltd. Registration number: Y2023980040810 |
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