CN110701922B

CN110701922B - Mechanical ventilation cooling tower

Info

Publication number: CN110701922B
Application number: CN201911004413.6A
Authority: CN
Inventors: 何斌; 高健; 何小春
Original assignee: Changzhou Heyu Environmental Protection Technology Co ltd
Current assignee: Changzhou Heyu Environmental Protection Technology Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2021-01-26
Anticipated expiration: 2039-10-22
Also published as: CN110701922A

Abstract

The invention discloses a mechanical ventilation cooling tower, which comprises a gas transmission pipeline, wherein the top of the gas transmission pipeline is connected with a dehumidifying device in a through way, one end of the gas transmission pipeline is provided with a flow dividing device which is used for dividing gas transported by the gas transmission pipeline, the divided gas is pumped to different use areas through an external air pump, the dehumidifying device is used for removing water vapor in the gas and avoiding excessive moisture mixed in the gas during cooling, the dehumidifying device comprises a drying pipe, the drying pipe is communicated with the gas transmission pipeline, the top of the drying pipe is provided with a motor, an output shaft of the motor is connected with a transportation shaft, the outside of the transportation shaft is provided with a gas-powder mixing component, the bottom of the gas-powder mixing component is provided with a hollow support, the outside of the hollow support is uniformly provided with a gas inlet, one side of the hollow support is provided with a drying agent storage tank, the invention has the characteristics of avoiding excessive water vapor and carrying out shunting.

Description

Mechanical ventilation cooling tower

Technical Field

The invention relates to the technical field of cooling towers, in particular to a mechanical ventilation cooling tower.

Background

The cooling tower is a device which uses water as circulating coolant, absorbs heat from a system and discharges the heat to the atmosphere so as to reduce the water temperature; the cooling is a device which generates steam by utilizing cold and heat exchange after water and air flow contact, and the steam volatilizes and takes away heat.

The existing mechanical ventilation cooling tower is easy to mix more water vapor when water and air are exchanged, and generally, the air is introduced into a drying agent filter screen for dehumidification, but because the position of the drying agent is fixed, the drying agent which firstly contacts the air is combined with the water to obstruct the filtering effect of the drying agent above, so that the waste of the use of the drying agent is caused, and the filtering effect is damaged; meanwhile, for the gas treatment occasions, different air treatment units have different treatment capacities, some treatment units are loaded with heavy loads, some treatment units are loaded with light loads, and the existing mechanical cooling tower only has a single transportation function. Therefore, it is desirable to design a mechanical draft cooling tower that avoids excessive moisture and allows for diversion.

Disclosure of Invention

The present invention is directed to a mechanical draft cooling tower that solves the problems set forth above in the background.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a mechanical draft cooling tower, includes gas transmission pipeline, gas transmission pipeline's top through connection has dehydrating unit, gas transmission pipeline's one end is provided with diverging device, and diverging device is used for the gaseous reposition of redundant personnel with gas transmission pipeline transportation, and the gas after the reposition of redundant personnel is sent the different service area to through external air pump by the pump, and dehydrating unit is used for getting rid of the steam in the gas, and gas sneaks into too much moisture when avoiding the cooling.

Further, the dehumidifying device comprises a drying pipe, the drying pipe is communicated with a gas transmission pipeline, a motor is installed at the top of the drying pipe, a transportation shaft is connected to an output shaft of the motor, a gas-powder mixing assembly is arranged outside the transportation shaft, a hollow support is arranged at the bottom of the gas-powder mixing assembly, gas inlets are uniformly formed in the outside of the hollow support, a drying agent storage tank is installed on one side of the hollow support, an air blower is installed on the other side of the hollow support, a drying agent recovery tank is communicated with one side of the top of the drying pipe, a gas return pipe is communicated with the top of the drying pipe, one end of the gas return pipe is communicated with the gas transmission pipeline, an electric valve is arranged on the gas transmission pipeline and located between the gas return pipe and the drying pipe, the air blower is started during operation, and gas to be dehumidified is pumped into the hollow support from the gas inlets, then the air-powder mixing assembly is pumped, the drying pipe is internally provided with desiccant powder which is fully contacted with air, the used desiccant is introduced into the desiccant recovery tank, the desiccant can be conveniently recovered, the filtered air continuously flows backwards from the air return pipe, when the water vapor does not need to be filtered, the electric valve is opened, and the air directly flows to the lower end of the air transmission pipeline from the electric valve.

Further, gas-powder mixing assembly includes the mixing drum, the outer wall of mixing drum is the spiral and is provided with the transportation spiral, the through-hole has evenly been seted up to the outside of mixing drum, the top through connection of drying tube has the gas to supply the pipe, the gas air inlet has been seted up at the top of mixing drum, and gas air inlet and gas supply pipe be the cooperation structure, the mixing drum has been cup jointed through the speed change transmission bearing in the bottom of transportation axle, the cam has been cup jointed to the outside of transportation axle, the mixing drum is hollow structure, the inside of through-hole is provided with the movable rod, the one end of movable rod is connected with sealed the pad, sealed pad is the cooperation structure with the cam, and the high-pressure gas of through-hole promotes during the burning, has improved the contact chance of drier powder and gas greatly, is convenient for retrieve.

Further, the flow dividing device comprises a conical hopper, openings are uniformly arranged on the conical hopper, the top of the conical hopper is connected with a shunt shaft, the top of the shunt shaft is hinged with a connecting rod, one end of the connecting rod is hinged with a sliding block, one side of the shunting shaft is provided with a telescopic cylinder, the top of the telescopic cylinder is connected with a chute, the chute is connected with the slide block in a sliding way, the telescopic cylinder is used for providing original linear reciprocating power, the connecting rod is used for converting the linear reciprocating power into angular rotary reciprocating motion and outputting the angular rotary reciprocating motion to the conical hopper, the conical hopper is a functional part for realizing shunting, gas flows downwards from different openings, the shunting shaft is used for preventing the conical hopper from being separated from the shunting device, when the conical hopper is replaced, the conical hopper can be detached only by grabbing one end of the adjusting handle and pulling outwards, so that the conical hopper is convenient to replace.

Furthermore, a flow distribution body is installed inside the gas transmission pipeline, fins are evenly arranged outside the flow distribution body, the fins are in contact with the inner wall of the gas transmission pipeline, the outer wall of the gas transmission pipeline is evenly connected with the branch pipes in a penetrating mode, the fins are used for blocking gas from flowing between the openings, the flow change of the four branch pipes is determined by the angle change between the fins and the openings, if the conical hopper is not moved, the flow of the four branch pipes is equal, and if the flow of the two branch pipes on the opposite side needs to be adjusted, the conical hopper rotates for a certain angle, so that the flow distribution between the branch pipes is adjusted.

Further, gas transmission pipeline's one end is solid construction, and solid center department has adjustment handle through bearing swing joint, adjustment handle's one end is connected with gas baffle, gas baffle's size and opening looks adaptation, when adjusting one of them open-ended air output, the adjustment handle of rotatory corresponding position makes gas baffle's angle change, is convenient for realize the regulation of bronchus flow alone, makes the reposition of redundant personnel process have more the accuracy.

Further, one end of the movable rod is connected with a piston, a spring is arranged between the piston and the through hole, the inside of the mixing cylinder is annular and is provided with a transverse gas channel, a gas valve is arranged on the transverse gas channel, a longitudinal gas channel is connected on the transverse gas channel and is communicated with a gas inlet, the inner wall of the through hole is provided with an electronic igniter, the spring is used for realizing the reset of the movable rod when ignition is not performed, so that the movable rod can be stretched and retracted in a reciprocating manner, when gas needs to be supplemented, the gas valve is opened firstly, at the moment, the gas in the transverse gas channel directly flows to the through hole from the longitudinal gas channel, then the electronic igniter is started, the combustible gas is vigorously combusted in the through hole, the piston and a sealing gasket realize the sealing of the through hole, the combustible gas cannot be leaked into the mixing cylinder, the piston is combusted to push the movement, so that the desiccant powder on, the contact area with the air is enlarged, and the drying effect is improved.

Compared with the prior art, the invention has the following beneficial effects: in the invention, the raw materials are mixed,

the dehumidifying device is arranged, so that the desiccant powder in the desiccant storage tank can be blown upwards by the air blower, solid and gas are fully mixed by the piston which repeatedly extends outwards after leaking from the mixing cylinder, and the condensed desiccant is transported upwards by the transport screw until being contained in the desiccant recovery tank, so that the contact chance of the desiccant powder and the gas is greatly improved, and the desiccant is convenient to recover; by arranging the flow dividing device, the air can be delivered to different use areas through flow distribution, and the air flow dividing device is suitable for loads of different processing units.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic front sectional view of the dehumidifying apparatus of the present invention;

FIG. 3 is a schematic structural view of a gas-powder mixing assembly of the present invention;

FIG. 4 is a schematic cross-sectional view of a mixing drum of the present invention;

FIG. 5 is a schematic view of the diverter device of the present invention;

FIG. 6 is a schematic view of the fin and cone mounting of the present invention;

FIG. 7 is a schematic view of the tapered bucket and gas baffle installation of the present invention;

in the figure: 1. a gas pipeline; 2. a dehumidifying device; 3. a flow divider; 11. an electrically operated valve; 12. a bronchus; 21. a gas supplementary pipe; 22. a drying tube; 23. a motor; 231. a transport shaft; 232. a cam; 24. a desiccant recovery tank; 25. a gas return pipe; 26. a desiccant storage tank; 27. a hollow support; 271. an air inlet; 28. a gas-powder mixing component; 281. a mixing drum; 282. a through hole; 283. conveying the screw; 284. a gas inlet; 2841. a longitudinal gas passage; 2842. a transverse gas passage; 2843. a gas valve; 285. a movable rod; 2851. a piston; 2852. a gasket; 2853. a spring; 286. an electronic lighter, a blower; 31. a conical hopper; 311. an opening; 32. a telescopic cylinder; 33. a chute; 34. a slider; 35. a connecting rod; 36. a shunt shaft; 361. an adjusting handle; 362. a gas baffle; 37. a flow divider; 371. and a fin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

Referring to fig. 1, the present invention provides a technical solution: a mechanical ventilation cooling tower comprises a gas transmission pipeline 1, wherein the top of the gas transmission pipeline 1 is connected with a dehumidifying device 2 in a through mode, one end of the gas transmission pipeline 1 is provided with a flow dividing device 3, the flow dividing device 3 is used for dividing gas transported by the gas transmission pipeline 1, the divided gas is pumped to different use areas through an external gas pump, and the dehumidifying device 2 is used for removing water vapor in the gas and avoiding excessive moisture mixed in the gas during cooling;

as shown in fig. 2, the dehumidifying apparatus 2 includes a drying pipe 22, the drying pipe 22 is communicated with the gas pipeline 1, a motor 23 is installed on the top of the drying pipe 22, an output shaft of the motor 23 is connected with a transportation shaft 231, a gas-powder mixing assembly 28 is installed outside the transportation shaft 231, a hollow support 27 is installed at the bottom of the gas-powder mixing assembly 28, a gas inlet 271 is uniformly installed outside the hollow support 27, a desiccant storage tank 26 is installed at one side of the hollow support 27, an air blower 29 is installed at the other side of the hollow support 27, a desiccant recovery tank 24 is communicated at one side of the top of the drying pipe 22, a gas return pipe 25 is communicated with the top of the drying pipe 22, one end of the gas return pipe 25 is communicated with the gas pipeline 1, an electric valve 11 is installed on the gas pipeline 1, and the electric valve is located between the gas return pipe 25 and the drying pipe 22, the air blower 29 is started during operation, which pumps the, then pumping into a gas-powder mixing assembly 28, fully contacting the desiccant powder with gas in the drying pipe 22, introducing the used desiccant into a desiccant recovery tank 24 to facilitate the recovery of the desiccant, continuously flowing the filtered gas backwards from a gas return pipe 25, opening the electric valve 11 when the water vapor does not need to be filtered, and directly flowing the gas from the electric valve 11 to the lower end of the gas transmission pipeline 1;

as shown in fig. 3 and 4, the gas-powder mixing assembly 28 includes a mixing cylinder 281, a transportation screw 283 is spirally disposed on an outer wall of the mixing cylinder 281, through holes 282 are uniformly disposed on an outer portion of the mixing cylinder 281, a gas supplementing pipe 21 is connected to a top portion of the drying pipe 22 in a through manner, a gas inlet 284 is disposed on a top portion of the mixing cylinder 281, the gas inlet 284 and the gas supplementing pipe 21 are in a matching structure, the mixing cylinder 281 is sleeved on a bottom portion of the transportation shaft 231 through a speed change bearing, a cam 232 is sleeved on an outer portion of the transportation shaft 231, the mixing cylinder 281 is in a hollow structure, a movable rod 285 is disposed inside the through hole 282, a sealing gasket 2852 is connected to one end of the movable rod 285, the sealing gasket 2852 and the cam 232 are in a matching structure, high-pressure gas of the through hole 282 pushes during combustion, contact opportunity;

as in fig. 5-7; the flow dividing device 3 comprises a conical hopper 31, openings 311 are uniformly formed in the conical hopper 31, the top of the conical hopper 31 is connected with a flow dividing shaft 36, the top of the flow dividing shaft 36 is hinged with a connecting rod 35, one end of the connecting rod 35 is hinged with a sliding block 34, one side of the flow dividing shaft 36 is provided with a telescopic cylinder 32, the top of the telescopic cylinder 32 is connected with a sliding chute 33, the sliding chute 33 is in sliding connection with the sliding block 34, the telescopic cylinder 32 is used for providing original linear reciprocating power, the connecting rod 35 is used for converting the linear reciprocating power into angular rotary reciprocating motion and outputting the angular rotary reciprocating motion to the conical hopper 31, the conical hopper 31 is a functional part for realizing flow dividing, gas flows downwards from different openings 311, the flow dividing shaft 36 is used for preventing the, when the tapered bucket 31 is replaced, the tapered bucket 31 can be detached only by grasping one end of the adjusting handle 361 and pulling outwards, so that the tapered bucket 31 can be replaced conveniently;

the flow dividing body 37 is installed inside the gas transmission pipeline 1, fins 371 are evenly arranged outside the flow dividing body 37, the fins 371 are in contact with the inner wall of the gas transmission pipeline 1, the outer wall of the gas transmission pipeline 1 is evenly connected with the branch gas pipes 12 in a penetrating mode, the fins 371 are used for preventing gas from flowing between the openings 311, the flow change of the four branch gas pipes 12 is determined by the angle change between the fins 371 and the openings 311, if the conical hopper 31 is not moved, the flow of the four branch gas pipes 12 is equal, and if the flow of the two branch gas pipes 12 on the opposite side needs to be adjusted, the conical hopper 31 rotates for a certain angle, so that the flow distribution between the branch gas pipes 12 is adjusted;

one end of the gas transmission pipeline 1 is of a solid structure, the center of the solid structure is movably connected with an adjusting handle 361 through a bearing, one end of the adjusting handle 361 is connected with a gas baffle 362, the size of the gas baffle 362 is matched with that of the opening 311, when the ventilation volume of one opening 311 is adjusted, the adjusting handle 361 at the corresponding position is rotated, so that the angle of the gas baffle 362 is changed, the adjustment of the flow volume of the single bronchus 12 is convenient to realize, and the shunting process is more accurate;

one end of the movable rod 285 is connected with a piston 2851, a spring 2853 is arranged between the piston 2851 and the through hole 282, a transverse gas channel 2842 is annularly arranged in the mixing cylinder 281, a gas valve 2843 is arranged on the transverse gas channel 2842, a longitudinal gas channel 2841 is connected on the transverse gas channel 2842, the longitudinal gas channel 2841 is communicated with a gas inlet 284, an electronic igniter 286 is arranged on the inner wall of the through hole 282, the spring 2853 is used for resetting the movable rod 285 when the ignition is not performed, so that the movable rod 285 can stretch and retract back and forth, when the gas needs to be supplemented, the gas valve 2843 is firstly opened, at the moment, the gas in the transverse gas channel 2842 directly flows to the through hole 282 from the longitudinal gas channel 2841, then the electronic igniter 286 is started, the combustible gas is vigorously combusted in the through hole 282, the piston 2851 and the sealing gasket 2852 seal the through hole 282, and the combustible gas cannot leak into the mixing cylinder 281, the piston 2851 is pushed to move by burning, so that the desiccant powder on the conveying screw 283 is blown up, the contact area with air is enlarged, and the drying effect is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A mechanical draft cooling tower, includes gas transmission pipeline (1), its characterized in that: the top of the gas transmission pipeline (1) is connected with a dehumidifying device (2) in a penetrating way, and one end of the gas transmission pipeline (1) is provided with a flow dividing device (3);

the dehumidifying device (2) comprises a drying pipe (22), the drying pipe (22) is communicated with the gas transmission pipeline (1), a motor (23) is installed at the top of the drying pipe (22), an output shaft of the motor (23) is connected with a transportation shaft (231), a gas-powder mixing assembly (28) is arranged outside the transportation shaft (231), a hollow support (27) is arranged at the bottom of the gas-powder mixing assembly (28), an air inlet (271) is uniformly formed in the outside of the hollow support (27), a drying agent storage tank (26) is installed at one side of the hollow support (27), an air blower (29) is installed at the other side of the hollow support (27), a drying agent recovery tank (24) is communicated with one side of the top of the drying pipe (22), a gas return pipe (25) is communicated with the top of the drying pipe (22), one end of the gas return pipe (25) is communicated with the gas transmission pipeline (1), an electric valve (11) is arranged on the gas transmission pipeline (1), and the electric valve is positioned between the gas return pipe (25) and the drying pipe (22);

the gas-powder mixing component (28) comprises a mixing drum (281), the outer wall of the mixing drum (281) is spirally provided with a conveying spiral (283), through holes (282) are uniformly formed outside the mixing drum (281), the top of the drying pipe (22) is connected with a gas supplementing pipe (21) in a penetrating way, a gas inlet (284) is formed in the top of the mixing drum (281), and the gas inlet (284) and the gas supplement pipe (21) are in a matching structure, the bottom of the transportation shaft (231) is sleeved with a mixing drum (281) through a variable speed transmission bearing, a cam (232) is sleeved outside the conveying shaft (231), the mixing drum (281) is of a hollow structure, a movable rod (285) is arranged in the through hole (282), one end of the movable rod (285) is connected with a sealing gasket (2852), and the sealing gasket (2852) and the cam (232) are in a matching structure;

the one end of movable rod (285) is connected with piston (2851), be provided with spring (2853) between piston (2851) and through-hole (282), the inside of mixing drum (281) is the annular and has seted up horizontal gas way (2842), be provided with gas valve (2843) on horizontal gas way (2842), the one end that movable rod (285) were kept away from in horizontal gas way (2842) is connected with vertical gas way (2841), and vertical gas way (2841) link up mutually with gas air inlet (284), the inner wall of through-hole (282) is provided with electron lighter ware (286).

2. A mechanical draft cooling tower according to claim 1, wherein: diverging device (3) are fought (31) including the toper, opening (311) have evenly been seted up on toper fill (31), the top that toper was fought (31) is connected with split axle (36), the top of split axle (36) articulates there is connecting rod (35), the one end of connecting rod (35) articulates there is slider (34), one side of split axle (36) is provided with telescopic cylinder (32), the top of telescopic cylinder (32) is connected with spout (33), spout (33) and slider (34) looks sliding connection.

3. A mechanical draft cooling tower according to claim 1, wherein: the gas transmission pipeline is characterized in that a shunting body (37) is mounted inside the gas transmission pipeline (1), fins (371) are uniformly arranged outside the shunting body (37), the fins (371) are in contact with the inner wall of the gas transmission pipeline (1), and a branch gas pipe (12) is uniformly connected to the outer wall of the gas transmission pipeline (1) in a penetrating mode.

4. A mechanical draft cooling tower according to claim 2, wherein: one end of the gas transmission pipeline (1) is of a solid structure, the solid center is movably connected with an adjusting handle (361) through a bearing, one end of the adjusting handle (361) is connected with a gas baffle (362), and the size of the gas baffle (362) is matched with the opening (311).