CN204594273U - A kind of louvered water tower frigid-proof device - Google Patents
A kind of louvered water tower frigid-proof device Download PDFInfo
- Publication number
- CN204594273U CN204594273U CN201520292269.1U CN201520292269U CN204594273U CN 204594273 U CN204594273 U CN 204594273U CN 201520292269 U CN201520292269 U CN 201520292269U CN 204594273 U CN204594273 U CN 204594273U
- Authority
- CN
- China
- Prior art keywords
- blade
- frigid
- lifting rod
- proof device
- water tower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model provides a kind of louvered water tower frigid-proof device, comprises multiple mechanical performance element; The blade that each described mechanical performance element comprises angle electrical machinery, link mechanism, two columns and is arranged between described two columns; Blade is arranged on described column by horizontal rotating shaft, and described horizontal rotating shaft is fixedly connected with described blade, and described horizontal rotating shaft can around own axis; Link mechanism comprises first connecting rod and lifting rod; One end of described first connecting rod is fixedly connected with described horizontal rotating shaft, and the other end is hinged on described lifting rod; Described lifting rod and described angle electrical machinery drive and to be connected and described lifting rod can move back and forth along own axes direction; The axes normal of described lifting rod is in described horizontal shaft axis direction.After adopting technique scheme, adjustment intake, realizes basic function of cold; The adjustment of blade angle can realize the adjustment in air intake direction, can effectively avoid cold wind directly to blow heat exchanging air duct, promotes heat exchange function, significantly reduces the rate of freezing.
Description
Technical field
The utility model relates to water tower frigid-proof device, particularly a kind of louvered water tower frigid-proof device.
Background technology
In northern China, its weather belongs to the seasonal continental climate in temperate zone more, and winter temperature is minimum reaches subzero 50 degrees Celsius.So the invasion and attack that the cooling tower in the thermal power plant of northern area is very easily frozen when normal work.Cooling tower easily causes following situation after freezing:
1, circulation area diminishes, and then have impact on the cooling effect of cooling water, impels cooler-water temperature to raise, and have impact on the vacuum of condenser, reduces unit efficiency;
2, the icing of the degree of depth can damage cooling inner-tower filling material, and then lowers cooling effect, moreover changes that filler is time-consuming takes a lot of work, and maintenance cost strengthens;
3, root out that freezing icicle is time-consuming takes a lot of work, easily security incident occurs simultaneously;
4, prolonged freezing can produce the building of cooling tower self and destroy, and it is also high to repair price.
The present inventor finds, causes water tower freezed in winter to be that Winter Cold Wind Infiltration Of continues to blow into heat exchanging air duct, causes heat exchange to cause not in time.It is anti-freeze etc. that the existing method being used for deicing arranges hot water shunt valve, anti-icing ring, packing subregion, fast spraying.But these methods are difficult to the change that conforms, and manually adjust, waste time and energy dumb, anti-icing effect is bad, not energy-conservation.And hang the such way of deep bead and need hand labor, intensity is large, and frequent adjustment is also difficult to realize, and potential safety hazard is large.
For above-mentioned deficiency, the present inventor has applied for that the patent No. is the patent of 201420175920.2, in this patent document is recorded, adopts the method for lifting curtain to control the intake in winter, thus reaches the situation avoiding water tower to freeze.But above-mentioned technical scheme still has deficiency, and it is in particular in:
1, curtain is deposited in doorframe top after rolling, and hindering doorframe top air intake, affecting water tower normal operating efficiency when not needing anti-freeze;
When 2, using curtain, wind enters water tower from the bottom of doorframe, and air intake is uneven, is unfavorable for that water tower normally works;
3, the angle of wind-force can not adjust.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide the louvered water tower frigid-proof device that a kind of operating efficiency is high, cooling effectiveness is good, security is good and maintenance cost is low, realize air intake direction adjustable, and normally working without the need to not affecting water tower anti-icing season.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of louvered water tower frigid-proof device, comprises multiple mechanical performance element; The blade that each described mechanical performance element comprises angle electrical machinery, link mechanism, two columns and is arranged between described two columns;
Described blade is arranged on described column by horizontal rotating shaft, and described horizontal rotating shaft is fixedly connected with described blade, and described horizontal rotating shaft can around own axis;
Described link mechanism comprises first connecting rod and lifting rod; One end of described first connecting rod is fixedly connected with described horizontal rotating shaft, and the other end is hinged on described lifting rod;
Described lifting rod and described angle electrical machinery drive and to be connected and described lifting rod can move back and forth along own axes direction;
The axes normal of described lifting rod is in described horizontal shaft axis direction.
Above-mentioned louvered water tower frigid-proof device, also comprise Manual control structure, described Manual control structure comprises the second connecting rod be hinged on described column, and described second connecting rod is also hinged on described lifting rod by another jointed shaft.
Above-mentioned louvered water tower frigid-proof device, described column is also provided with the locating ring coordinated with described second connecting rod, and described locating ring and described second connecting rod are equipped with the locating hole cooperatively interacted.
Above-mentioned louvered water tower frigid-proof device, also comprise electric control unit, described electric control unit comprises temperature collecting cell, controller, feedback device and remote terminal, the driving chip of described temperature collecting cell, described angle electrical machinery and feedback device all communicate to connect with described controller, and described controller and described remote terminal communicate to connect.
Above-mentioned louvered water tower frigid-proof device, described temperature collecting cell comprises outdoor temperature sensor and recirculated water cooling-water temperature sensor, and described outdoor sensor is arranged on outside column, and what described recirculated water cooling-water temperature sensor was arranged at recirculated water goes out Ta Kou.
Above-mentioned louvered water tower frigid-proof device, described controller is programmable logic controller (PLC) or dcs.
Above-mentioned louvered water tower frigid-proof device, described blade is preferably 15 groups, often organizes blade identical with the angle that horizontal plane is formed.
After adopting technique scheme, the utility model has following beneficial effect:
1, realized the adjustment of intake by the angle of the wind shutter of adjusting louver form, realize basic function of cold;
2, the adjustment of blade angle can realize the adjustment in air intake direction, can effectively avoid cold wind directly to blow heat exchanging air duct, promotes heat exchange function, significantly reduces the rate of freezing;
3, air intake is even, ensures heat exchange efficiency, does not affect the normal work of water tower.
Accompanying drawing explanation
Fig. 1 is the structural representation of the mechanical structure unit of the utility model louvered water tower frigid-proof device.
Fig. 2 is the part-structure schematic diagram (for clearly to express, have ignored the column of blade, angle electrical machinery and wherein side in this figure) of the link mechanism of the utility model mechanical structure unit.
Fig. 3 is the operation principle schematic diagram of the automatic control system of the utility model louvered water tower frigid-proof device.
Fig. 4 is the workflow diagram of the utility model louvered water tower frigid-proof device automatic control system.
In above-mentioned accompanying drawing, 1, mechanical performance element; 3, controller; 5, remote terminal; 102, column; 103, blade; 104, horizontal rotating shaft; 105, first connecting rod; 106, lifting rod; 107, second connecting rod; 108, locating ring; 201, outdoor temperature sensor; 202, recirculated water cooling-water temperature sensor.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further:
The utility model provides a kind of louvered water tower frigid-proof device, comprises multiple mechanical performance element 1.Machinery performance element 1 is arranged on cooling tower bottom air inlet place by steel frame construction.Described steel frame construction comprises collar tie beam, pillar and " people " font post.This steel frame construction is ring-type, and main body is welded by I-steel, collar tie beam be circumferentially welded on water tower outer surface and with pillar and other crossbeam assembly weldings.Described pillar is fixed on outside " people " word post." people " word post is a unit with each herringbone, and multiple " people " word pole unit forms the adjustment door that keeps out the wind being trapped among water tower circumference.Each herringbone pole unit is all provided with a mechanical performance element 1.
As depicted in figs. 1 and 2, each described mechanical performance element 1 blade 103 of comprising angle electrical machinery, link mechanism, two columns 102 and being arranged between described two columns 102; Blade 103 is arranged on described column 102 by horizontal rotating shaft 104, and described horizontal rotating shaft 104 is fixedly connected with described blade 103, and described horizontal rotating shaft 104 can around own axis; Described link mechanism comprises first connecting rod 105 and lifting rod 106; One end of described first connecting rod 105 is fixedly connected with described horizontal rotating shaft 104, and the other end is hinged on described lifting rod 106; Described lifting rod 106 and described angle electrical machinery drive and to be connected and described lifting rod 106 moves back and forth along own axes direction; The axes normal of described lifting rod 106 is in described horizontal rotating shaft 104 axis direction.Described blade 103 is preferably 15 groups, often organizes blade 103 identical with the angle that horizontal plane is formed.
Angle electrical machinery is under the control of controller 3, lifting rod 106 is driven to move, the motion of lifting rod 106 drives first connecting rod 105 and horizontal rotating shaft 104 to rotate around the axis of horizontal rotating shaft 104, and then drives the blade 103 be fixedly connected in described horizontal rotating shaft 104 to rotate, and realizes the folding of blade 103.
Manual control structure is further illustrated in Fig. 1 and Fig. 2.Described Manual control structure comprises the second connecting rod 107 be hinged on described column 102, and described second connecting rod 107 is also hinged on described lifting rod 106 by another jointed shaft.In order to realize the fixed function of Non-follow control, described column 102 is also provided with the locating ring 108 coordinated with described second connecting rod 107, described locating ring 108 and described second connecting rod 107 are equipped with the locating hole cooperatively interacted.When using Non-follow control, only need adjust the jointed shaft of second connecting rod 107 on column 102 rotates to suitable location, then is fixed by the locating hole on second connecting rod 107 and locating ring 108 with pin.
As shown in Figure 3, frigid-proof device of the present utility model also comprises electric control unit, described electric control unit comprises temperature collecting cell, controller 3, feedback device and remote terminal 5, the driving chip of described temperature collecting cell, described angle electrical machinery and feedback device all communicate to connect with described controller 3, and described controller 3 communicates to connect with described remote terminal 5.
Temperature collecting cell comprises outdoor temperature sensor 201 and recirculated water cooling-water temperature sensor 202, and described outdoor sensor 201 is arranged on outside column 102, and what described recirculated water cooling-water temperature sensor 202 was arranged at recirculated water goes out Ta Kou.Controller 3 is programmable logic controller (PLC) or dcs.
Above-mentioned outdoor temperature sensor 201 and recirculated water cooling-water temperature sensor 202 obtain the temperature information of the outer temperature information of cooling tower periphery compartment and recirculated water respectively and temperature variations are transferred to controller 3.Feedback device is to the angular position of controller feedback blade 103, and relevant temperature information and leaf angle positional information are fed back to remote terminal 5(PC by controller 3), to complete control.After controller 3 obtains the instruction from remote terminal 5, control the angle electrical machinery 1 of mechanical performance element 1, thus realize the variable angle of blade 103.
Namely remote terminal achieves human-computer dialogue with industrial computer.By upper software by time real picture on the spot, reflect intuitively on computers, facilitate operations staff's operated from a distance.Recirculated water outlet water temperature, natural environment temperature, when the parameters such as the angular position of blade 103 are equal, reality is presented in upper picture, operator is according to data, the aperture of remote controlled blade on the spot 103, with the wind direction of the area and air intake that change cooling tower ventilating opening, regulate ventilation, prevent cooling tower from freezing and ensure that circulating water temperature is in optimum temperature range.
The east, south, west, north of cooling tower, the southeast, northeast, southwest and direction, eight, northwest, respectively corresponding eight controllers.Take the method controlling respectively to manage concentratedly, grouping is done to the blade of water tower different directions and controls.Due to eight directions of water tower, by wind direction, wind-force and the impact at sunshine, natural environment temperature has a little temperature difference, so take eight group controllers to control the grouping action of blade 103 more accurately.In the winter time, windward side, without sunshine when, the controller corresponding to this face can according to natural environment temperature suitable adjusting vane 103 aperture, the area of adjustment water tower ventilating opening, prevents the water tower that this side up from freezing; And now, lee face, having the direction at sunshine, adjusting vane 103 aperture that the controller corresponding to this face can be suitable according to natural environment temperature, the water tower in anti-direction here freezes.
The course of work of the present utility model, see Fig. 4, specifically comprises:
Operated from a distance process, operations staff passes through remote terminal (PC), the monitoring of reality when doing the ruuning situation of on-the-spot cooling tower.The natural environment temperature that collecting unit collects, recirculated water go out tower saliva temperature and carry out A/D conversion by the A/D modular converter of PLC, result after conversion is sent in upper picture by the communication module of PLC and remote terminal, operations staff by time real data judge the open position (open range 0 → 100%) of blade 103, and concrete opening value is arranged window by picture, deliver to the output module of controller, drive link mechanism action to control angle electrical machinery, control blade 103 angle to reach the object of the Long-distance Control preventing cooling tower from freezing.
The angular position feedback signal of blade is input in PLC/DCS by feedback device, as the important parameter realizing closed-loop control in program.Long-range hand behaviour/automatic button in upper picture, in remote terminal, is switched to long-range hand operating state by operating personnel.Tower saliva temperature is gone out, the desired value of manual input queued switches blade action on picture according to natural environment temperature and recirculated water.Controller compares in blade angle location feedback value and desired value servo block in a program, by the result after relatively, exports to the output of controller.Output can drive blade 103 action in corresponding region.When the position feedback after action is equal with desired value, controller exports the signal of " stopping " to the drive unit of blade 103.Now, blade 103 stops in the target aperture set by operating personnel.
Remote auto controls, and the natural environment temperature, recirculated water outlet water temperature and the blade angle position signalling that participate in controlling are inputed to controller by temperature sensor and feedback device by collecting unit.These input signals are carried out computing by controller in a program, the result after computing are exported to the drive unit action of blade.When natural environment temperature raises, suitably open blade 103; When natural environment temperature declines, suitably close blade 103; When circulating water temperature off-rating, suitable adjusting vane 103 aperture, with recycling water formulation temperature within setting range value.
Long-range hand behaviour/automatic button in upper picture, in remote terminal, is switched to remote auto state by operating personnel.Natural environment temperature and recirculated water are gone out the thermal resistance input modular converter that tower saliva temperature is input to controller by temperature sensor, the temperature range of the temperature value collected and programming compares by program, it is the opening value promoting curtain 8 by the results conversion after relatively, export to the servo block in program, to determine the opening value of blade 103.Servo block carries out comparison operation again according to the opening value after the angular position feedback of blade 103 and computing, by final comparative result, exports to the output of controller.Output can drive blade 103 action in corresponding region.When the position feedback after action is equal with desired value, controller exports the signal of " stopping " to blade 103 drive unit.Now, blade 103 stops in the target aperture that program calculates.
Realized the adjustment of intake by the angle of the wind shutter of adjusting louver form, realize basic function of cold; The adjustment of blade angle can realize the adjustment in air intake direction, can effectively avoid cold wind directly to blow heat exchanging air duct, promotes heat exchange function, significantly reduces the rate of freezing; Air intake is even, ensures heat exchange efficiency, does not affect the normal work of water tower.
Above-described embodiment is only for clearly illustrating that the utility model creates example, and not the utility model is created to the restriction of detailed description of the invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All within spirit of the present utility model and principle any apparent change of extending out or variation be still in the utility model and create among the protection domain of claim.
Claims (7)
1. a louvered water tower frigid-proof device, is characterized in that, comprises multiple mechanical performance element; The blade that each described mechanical performance element comprises angle electrical machinery, link mechanism, two columns and is arranged between described two columns;
Described blade is arranged on described column by horizontal rotating shaft, and described horizontal rotating shaft is fixedly connected with described blade, and described horizontal rotating shaft can around own axis;
Described link mechanism comprises first connecting rod and lifting rod; One end of described first connecting rod is fixedly connected with described horizontal rotating shaft, and the other end is hinged on described lifting rod;
Described lifting rod and described angle electrical machinery drive and to be connected and described lifting rod can move back and forth along own axes direction;
The axes normal of described lifting rod is in described horizontal shaft axis direction.
2. louvered water tower frigid-proof device according to claim 1, it is characterized in that, also comprise Manual control structure, described Manual control structure comprises the second connecting rod be hinged on described column, and described second connecting rod is also hinged on described lifting rod by another jointed shaft.
3. louvered water tower frigid-proof device according to claim 2, is characterized in that, described column is also provided with the locating ring coordinated with described second connecting rod, and described locating ring and described second connecting rod are equipped with the locating hole cooperatively interacted.
4. according to the arbitrary described louvered water tower frigid-proof device of claim 1-3, it is characterized in that, also comprise electric control unit, described electric control unit comprises temperature collecting cell, controller, feedback device and remote terminal, the driving chip of described temperature collecting cell, described angle electrical machinery and feedback device all communicate to connect with described controller, and described controller and described remote terminal communicate to connect.
5. louvered water tower frigid-proof device according to claim 4, it is characterized in that, described temperature collecting cell comprises outdoor temperature sensor and recirculated water cooling-water temperature sensor, and described outdoor sensor is arranged on outside column, and what described recirculated water cooling-water temperature sensor was arranged at recirculated water goes out Ta Kou.
6. louvered water tower frigid-proof device according to claim 4, is characterized in that, described controller is programmable logic controller (PLC) or dcs.
7. according to the arbitrary described louvered water tower frigid-proof device of claim 1-3, it is characterized in that, described blade is preferably 15 groups, often organizes blade identical with the angle that horizontal plane is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520292269.1U CN204594273U (en) | 2015-05-08 | 2015-05-08 | A kind of louvered water tower frigid-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520292269.1U CN204594273U (en) | 2015-05-08 | 2015-05-08 | A kind of louvered water tower frigid-proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204594273U true CN204594273U (en) | 2015-08-26 |
Family
ID=53930419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520292269.1U Active CN204594273U (en) | 2015-05-08 | 2015-05-08 | A kind of louvered water tower frigid-proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204594273U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197134A (en) * | 2016-08-31 | 2016-12-07 | 梁耀文 | Air volume cooling tower equilibrium self-checking device |
| CN106767121A (en) * | 2016-12-27 | 2017-05-31 | 苏州祥弘源电子科技有限公司 | A kind of automatic temperature controlling recirculated water adjusting means |
| CN107136028A (en) * | 2017-05-10 | 2017-09-08 | 金华市农业机械研究所 | A kind of fly maggot separating mechanism of fly maggot seperator |
| CN107421381A (en) * | 2017-05-15 | 2017-12-01 | 辽宁龙电伟业新能科技有限公司 | A kind of cooling column shutter air intake adjusting device |
| CN108981415A (en) * | 2018-08-30 | 2018-12-11 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of cooling tower flap-type anti-freezing regulation device and adjusting method |
| CN110793378A (en) * | 2019-10-15 | 2020-02-14 | 东南大学 | Natural draft cooling tower anti-freezing system and cooling water temperature control method |
-
2015
- 2015-05-08 CN CN201520292269.1U patent/CN204594273U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197134A (en) * | 2016-08-31 | 2016-12-07 | 梁耀文 | Air volume cooling tower equilibrium self-checking device |
| CN106767121A (en) * | 2016-12-27 | 2017-05-31 | 苏州祥弘源电子科技有限公司 | A kind of automatic temperature controlling recirculated water adjusting means |
| CN107136028A (en) * | 2017-05-10 | 2017-09-08 | 金华市农业机械研究所 | A kind of fly maggot separating mechanism of fly maggot seperator |
| CN107136028B (en) * | 2017-05-10 | 2024-04-16 | 金华市农业机械研究所 | Fly maggot separating mechanism of fly maggot separating centrifuge |
| CN107421381A (en) * | 2017-05-15 | 2017-12-01 | 辽宁龙电伟业新能科技有限公司 | A kind of cooling column shutter air intake adjusting device |
| CN108981415A (en) * | 2018-08-30 | 2018-12-11 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of cooling tower flap-type anti-freezing regulation device and adjusting method |
| CN108981415B (en) * | 2018-08-30 | 2023-09-29 | 中国电力工程顾问集团西北电力设计院有限公司 | Cooling tower valve type anti-freezing adjusting device and adjusting method |
| CN110793378A (en) * | 2019-10-15 | 2020-02-14 | 东南大学 | Natural draft cooling tower anti-freezing system and cooling water temperature control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204594273U (en) | A kind of louvered water tower frigid-proof device | |
| CN102538504B (en) | Optimized energy-saving cold-preventing system and method at air inlet sides of cooling tower | |
| CN202842011U (en) | Automatic control system for greenhouse | |
| CN102934596B (en) | Artificial climate system for soil-vegetation-atmosphere continuous system model test | |
| CN104430293A (en) | Self-induction intelligent laser bird repelling device | |
| CN104656584A (en) | Photovoltaic agricultural greenhouse intelligent control system | |
| CN103104071A (en) | Intelligent snow-removing and solar-protection device | |
| CN102721145A (en) | Indoor air-conditioning and lighting controller and control method thereof | |
| CN103590975A (en) | Environment-friendly wind turbine generator set control system and method | |
| CN203772118U (en) | Automatic curtain type anti-icing control system of water cooling tower | |
| CN103062847A (en) | Top-outlet air conditioner outdoor unit, air conditioner and control method of air conditioner | |
| CN202442605U (en) | Energy-saving cold-proof system for follow-up soft rolling curtain of cooling tower | |
| CN202442604U (en) | Follow-up folding-curtain type energy-saving cold-proof system of cooling tower | |
| CN203630586U (en) | Agricultural greenhouse control system | |
| CN205604955U (en) | Intelligent ventilating window | |
| CN103314821B (en) | Blower for orchard | |
| CN203654538U (en) | Multi-parameter control intelligence thermal channel photovoltaic curtain wall | |
| CN202442606U (en) | Follow-up accumulated curtain-type energy-saving cold prevention system of cooling tower | |
| CN207655364U (en) | A kind of water-saving system of green construction spraying device | |
| CN109057617A (en) | A kind of changeable building integumentary system | |
| CN103081757B (en) | Automatic ventilation device of vegetable greenhouse | |
| CN204244987U (en) | Self-induction Intelligent Laser scarer | |
| CN206273086U (en) | A kind of heliogreenhouse environment conditioning system | |
| CN106212081B (en) | But angle regulation's outer sunshade planting ecosystem | |
| CN103673335B (en) | Wall-hanging open circulation solar energy air heat collector intelligent operation control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |