CN210154368U

CN210154368U - Negative pressure type centrifugal air draft cooling tower with silencer

Info

Publication number: CN210154368U
Application number: CN201920835318.XU
Authority: CN
Inventors: 贺颂钧
Original assignee: Guangdong Lanxun Technology Development Co ltd
Current assignee: Guangdong Lanxun Technology Development Co ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-03-17
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a take silencer negative pressure type centrifugation convulsions formula cooling tower, including tower body, centrifugal fan, water distribution device, packing assembly, access door, silencer, inlet tube and outlet pipe, the water distribution device is located packing assembly's top, the top of tower body, packing assembly is located the inside of tower body, the access door is located one side outer wall of tower body, centrifugal fan is located one side that packing assembly was kept away from to the inside of tower body, the water distribution device is including setting up the water storage tray at the tower body top and the shower nozzle of equidistance distribution at water storage tray bottom outer wall. The utility model discloses a silencer with adjustable angle that sets up, noise around the in-process that uses that can be fine reduces the tower body reduces noise pollution, and the angle that can adjust the silencer simultaneously according to user's demand, convenient to use person controls the noise size, has improved the noise elimination ability when the device uses.

Description

Negative pressure type centrifugal air draft cooling tower with silencer

Technical Field

The utility model relates to a cooling tower technical field especially relates to take silencer negative pressure type centrifugation convulsions formula cooling tower.

Background

The cooling water tower is a device for cooling water, wherein the water exchanges heat and mass with air flowing through the cooling water tower, so that the water temperature is reduced; it is widely applied to air-conditioning circulating water systems and industrial circulating water systems.

The fan of a conventional cooling tower is an axial flow fan, and is called "axial flow" because the air flows parallel to the fan axis. Axial flow fans are typically used in applications where flow requirements are high and pressure requirements are low. The cooling tower is usually installed on the ground or floor where ventilation conditions are good. As the noise, the floating water, the appearance and the like of cooling tower users are required to be higher and higher by the surrounding residents and related national departments, the installation environment of the cooling tower is more and more complex, for example, the cooling tower is placed on a pit, and the ventilation of building interlayers and other occasions is not smooth, the common cooling tower can not be cooled down due to the environment reasons such as large resistance and the like, part of the cooling tower adopts a mode of increasing the power of a motor, noise pollution of different degrees can be caused, great troubles are brought to the residents nearby, and the noise reduction treatment is usually carried out at great expense.

Therefore, it is necessary to design a negative pressure type centrifugal draft cooling tower with a silencer to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a negative pressure type centrifugal air draft cooling tower with a silencer.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

negative pressure type centrifugal air draft cooling tower with a silencer, which comprises a tower body, a centrifugal fan, a water distribution device, a filler component, an access door, a silencer, a water inlet pipe and a water outlet pipe, wherein the water distribution device is positioned above the filler component, the top of the tower body, the filler component is positioned in the tower body, the access door is positioned on the outer wall of one side of the tower body, the centrifugal fan is positioned in the tower body and is far away from one side of the filler component, the water distribution device comprises a water storage tray arranged at the top of the tower body and spray heads which are equidistantly distributed on the outer wall of the bottom of the water storage tray, the silencer is positioned on one side of the tower body, the inside of the silencer is provided with a heat exchange coil, one end of the heat exchange coil is connected with the water storage tray, the two side positions of the tower body are respectively, the outer wall of one side of tower body is provided with the water pump, the one end of the delivery port of water pump is provided with the return bend, the return bend is connected with the heat transfer coil pipe and keeps away from the one end of water storage dish, the one end of water pump water inlet is provided with the leading water pipe, the leading water pipe is pegged graft in the bottom of tower body.

Furthermore, a water inlet pipe is arranged at the position, close to the top, of the outer wall on one side of the tower body, and a water outlet pipe is arranged at the position, close to the bottom, of the outer wall on one side of the tower body.

Furthermore, one side of the tower body is provided with a mounting seat, and the water pump is fixed with the mounting seat through a bolt.

Further, the filler subassembly includes first filter screen, active carbon filler and second filter screen, active carbon filler is located between first filter screen and the second filter screen.

Furthermore, one end of the heat exchange coil close to the water storage disc is provided with a one-way valve.

Further, centrifugal fan passes through the impeller that the belt is connected including the motor that sets up in the motor of tower body bottom and the transmission end of motor.

Further, the heat exchange coil is distributed in a snake shape.

Further, the silencer includes deep groove ball bearing, pivot and honeycomb panel, deep groove ball bearing is located the both ends of pivot, the honeycomb panel passes through the bolt fastening in the outside of pivot.

The utility model has the advantages that:

1. through the silencer with adjustable angle that sets up, noise around the in-process that uses that can be fine reduces the tower body reduces noise pollution, can adjust the angle of silencer simultaneously according to user's demand, and convenient to use person controls the noise size, has improved the noise elimination ability when the device uses.

2. Under centrifugal fan's convulsions effect, form high negative pressure in the tower body, can accelerate the evaporation of tower inner loop cooling water for the water cooling speed accelerates, can overcome certain environmental condition simultaneously because of the influence of humidity in the air to the water temperature value after cooling, the cooling tower cooling effect is better, and leaving water temperature is lower.

3. The utility model discloses can reduce the whole noise of cooling tower, cooling tower outlet water temperature is lower, can be applied to the unfavorable occasion of ventilating such as similar ventiduct, pit, basement moreover.

Drawings

Fig. 1 is a schematic structural view of a negative pressure type centrifugal draft cooling tower with a silencer according to the present invention;

fig. 2 is a schematic sectional structure view of the negative pressure type centrifugal draft cooling tower with a silencer according to the present invention;

fig. 3 is a schematic structural view of a muffler of the negative pressure centrifugal draft cooling tower with a muffler of the present invention;

fig. 4 is a schematic structural view of the heat exchange coil of the negative pressure centrifugal draft cooling tower with the silencer according to the present invention;

FIG. 5 is a schematic structural view of a packing assembly of the negative pressure centrifugal draft cooling tower with a silencer according to the present invention;

fig. 6 is the schematic view of the local a amplifying structure of the negative pressure centrifugal draft cooling tower with a silencer according to the present invention.

In the figure: the device comprises a tower body 1, a centrifugal fan 2, an air outlet 3, an air inlet 4, an access door 5, a muffler 6, a water distribution device 7, a filler component 8, a water inlet pipe 9, a water outlet pipe 10, a water pump 11, a bent pipe 12, a mounting seat 13, a heat exchange coil 14, a motor 15, an impeller 16, a water storage disc 17, a spray head 18, a check valve 19, a water conduit 20, a deep groove ball bearing 21, a rotating shaft 22, a honeycomb plate 23, an active carbon filler 24, a first filter screen 25 and a second filter screen 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, the negative pressure type centrifugal draft cooling tower with the silencer comprises a tower body 1, a centrifugal fan 2, a water distribution device 7, a packing assembly 8, an access door 5, a silencer 6, a water inlet pipe 9 and a water outlet pipe 10, wherein the water distribution device 7 is positioned above the packing assembly 8, a spraying area is formed between the water distribution device 7 and the packing assembly 8, the top of the tower body 1 is provided with the packing assembly 8 inside the tower body 1, the access door 5 is positioned on the outer wall of one side of the tower body 1, the centrifugal fan 2 is positioned inside the tower body 1 and far away from the packing assembly 8, the water distribution device 7 comprises a water storage tray 17 arranged at the top of the tower body 1 and spray heads 18 distributed on the outer wall of the bottom of the water storage tray 17 at equal intervals, the silencer 6 is positioned at one side of the tower body 1, a heat exchange coil 14 is arranged inside the silencer 6, one end of the heat exchange coil 14 is connected with the water storage, the centrifugal fan 2 is positioned at the air outlet 3 of the tower body and is communicated with the air inlet 4 of the tower body 1, an air circulation path is formed between the air inlet 4 and the air outlet 3 in the tower body 1, when the tower body operates normally, the silencer 6 positioned in the air inlet area has certain resistance, the outer wall of one side of the tower body 1 is provided with a water pump 11, one end of a water outlet of the water pump 11 is provided with a bent pipe 12, the bent pipe 12 is connected with one end of a heat exchange coil pipe 14 far away from a water storage disc 17, one end of a water inlet of the water pump 11 is provided with a water guide pipe 20, the water guide pipe 20 is inserted at the bottom of the tower body 1, the cooling tower adopts a centrifugal fan 2 and is arranged at an air outlet 3 of the cooling tower 1, the silencer 6 is arranged at an air inlet 4, therefore, when the fans with different ventilation sectional areas and noise elimination resistance normally operate, the interior of the tower is in a high negative pressure state, and the fans rotate by taking the deep trench balls 21 at the two ends as fulcrums during adjustment.

Furthermore, a water inlet pipe 9 is arranged at a position, close to the top, of the outer wall of one side of the tower body 1, a water outlet pipe 10 is arranged at a position, close to the bottom, of the outer wall of one side of the tower body 1, the water inlet pipe 9 is used for leading in water, and the water outlet pipe 10 is used for discharging the water.

Further, a mounting seat 13 is arranged on one side of the tower body 1, the water pump 11 is fixed to the mounting seat 13 through bolts, the mounting seat 13 is used for fixing the water pump, and the mounting seat 13 is fixed to the horizontal plane.

Further, packing assembly 8 includes first filter screen 25, active carbon packs 24 and second filter screen 26, and active carbon packs 24 and is located between first filter screen 25 and the second filter screen 26, and packing assembly 8 is located the route of tower internal circulation of air, and first filter screen 25 and second filter screen 26 are used for the position of fixed active carbon packs 24, and active carbon packs simultaneously and has fine adsorption efficiency, can adsorb impurity and peculiar smell.

Further, one end of the heat exchange coil 14 close to the water storage tray 17 is provided with a check valve 19.

Further, centrifugal fan 2 passes through the impeller 16 that the belt is connected including setting up motor 15 and the transmission end of motor 15 in tower body 1 bottom, and motor 15 drives belt and impeller 16 and rotates, because of the inside both ends of fan are big one by one, consequently forms centrifugal action.

Further, heat exchange coil 14 is snakelike distribution, and heat exchange coil 14 can be showing carry out thermal exchange, the cooling of the cooling tower during operation of being convenient for.

Further, the muffler 6 includes deep groove ball bearings 21, a rotating shaft 22, and a honeycomb plate 23, the deep groove ball bearings 21 are located at both ends of the rotating shaft 22, and the honeycomb plate 23 is fixed to the outside of the rotating shaft 22 by bolts.

Detailed description of the preferred embodiment 1

The cooling tower body 1 is provided with an air inlet 4 and an air outlet 3, and an air circulation path is formed between the air inlet 4 and the air outlet 3 in the tower body 1; the centrifugal fan 2 is positioned at the air outlet 3 of the tower body 1 and is communicated with the air inlet 4 of the tower body 1; the silencer 6 is positioned at the air inlet of the tower body 1, and the angle of the silencer 6 is adjustable, so that different ventilation sectional areas and silencing resistance are achieved; the packing assembly 8 is positioned on a path for air circulation in the tower body 1; the water distribution device 7 is positioned above the packing component 8, and a spraying area is formed between the water distribution device 7 and the packing component 8;

when the system normally operates, circulating water in the system sprays hot water to the packing component 8 through the water distribution device 7, the hot water flows downwards along the surface of the packing component 8, and a water film is formed on the surface of the packing component 8; centrifugal fan 2 is simultaneously with in dry cold air from the air intake through 6 suction tower body 1 of silencer, dry cold air flow gets into in the tower body 1 and can flow to air outlet 3 behind filler component 8 again, and dry cold air can carry out the heat exchange with the water film on the filler component 8 when filler component 8, and dry cold air becomes damp and hot air after cooling hot water with the water film heat exchange and leaves filler component 8, and the water after the cooling collects on the tower body 1 chassis from filler component 8, is discharged by outlet pipe 10 of tower body 1 bottom. The hot and humid air coming out of the packing module 8 is drawn out of the tower through the air outlet by the centrifugal fan 2.

Specific example 2

The silencer 6 and the heat exchange coil 14 are integrally installed at the air inlet 4 of the cooling tower, the upper part of the heat exchange coil 14 is communicated with the water distribution device 7, the spray water pump 11 is arranged beside the tower body 1 of the cooling tower, one end of the spray water pump 11 is communicated with the lower basin of the cooling tower through a water conduit 20, the other end of the spray water pump is communicated with the heat exchange coil 14 through a bent pipe 12, and other configurations are the same as those of the embodiment 1.

During normal operation, the low-basin water of the cooling tower with lower temperature flows through the heat exchange coil pipe 14 through the spray water pump 11 and then flows to the water distribution device 7 together with cooling inlet water to form spray circulating water, during normal operation of the cooling tower, after heat exchange is carried out on dry outdoor air through the heat exchange coil pipe 14 with lower temperature, cold air with lower temperature is formed in other bodies with high negative pressure, and the spray circulating water flows through the packing component 8 to exchange heat with cold air in the tower, so that circulating water with lower temperature can be obtained.

The working principle is as follows: when in use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Negative pressure type centrifugal air draft cooling tower with a silencer, which comprises a tower body (1), a centrifugal fan (2), a water distribution device (7), a packing component (8), an access door (5), a silencer (6), a water inlet pipe (9) and a water outlet pipe (10), and is characterized in that the water distribution device (7) is positioned above the packing component (8), the top of the tower body (1), the packing component (8) is positioned in the tower body (1), the access door (5) is positioned on the outer wall of one side of the tower body (1), the centrifugal fan (2) is positioned in the tower body (1) and is far away from one side of the packing component (8), the water distribution device (7) comprises a water storage disc (17) arranged at the top of the tower body (1) and spray heads (18) distributed on the outer wall of the bottom of the water storage disc (17) at equal intervals, the silencer (6) is positioned on one side of the tower body (1, and the inside of silencer (6) is provided with heat exchange coil (14), the one end and the water storage dish (17) of heat exchange coil (14) are connected, the both sides position of tower body (1) is provided with air intake (4) and air outlet (3) respectively, form circulation of air's route between air intake (4) and air outlet (3) in tower body (1), one side outer wall of tower body (1) is provided with water pump (11), the one end of the delivery port of water pump (11) is provided with return bend (12), return bend (12) are connected with the one end that water storage dish (17) was kept away from in heat exchange coil (14), the one end of water pump (11) water inlet is provided with diversion pipe (20), diversion pipe (20) are pegged graft in the bottom of tower body (1).

2. The negative pressure type centrifugal air draft cooling tower with the silencer according to claim 1, wherein a water inlet pipe (9) is arranged at a position, close to the top, of the outer wall of one side of the tower body (1), and a water outlet pipe (10) is arranged at a position, close to the bottom, of the outer wall of one side of the tower body (1).

3. The negative pressure type centrifugal air draft cooling tower with the silencer according to claim 1, wherein a mounting seat (13) is arranged on one side of the tower body (1), and the water pump (11) is fixed with the mounting seat (13) through a bolt.

4. The cooling tower of claim 1, wherein the filler assembly (8) comprises a first filter (25), an activated carbon filler (24) and a second filter (26), the activated carbon filler (24) being located between the first filter (25) and the second filter (26).

5. The negative pressure type centrifugal draft cooling tower with the muffler as claimed in claim 1, wherein a check valve (19) is arranged at one end of the heat exchange coil (14) close to the water storage tray (17).

6. The cooling tower of claim 1, wherein the centrifugal fan (2) comprises a motor (15) arranged at the bottom of the tower body (1) and an impeller (16) connected with the transmission end of the motor (15) through a belt.

7. Negative pressure type centrifugal draft cooling tower with a silencer according to claim 1, wherein the heat exchange coil (14) is distributed in a serpentine shape.

8. The negative pressure type centrifugal draft cooling tower with the silencer according to claim 1, wherein the silencer (6) comprises deep groove ball bearings (21), a rotating shaft (22) and a honeycomb plate (23), the deep groove ball bearings (21) are located at two ends of the rotating shaft (22), and the honeycomb plate (23) is fixed on the outer portion of the rotating shaft (22) through bolts.