CN203476749U - Speed regulation type speed reducer arranged outside cooling-tower air duct and used for driving draught fan - Google Patents
Speed regulation type speed reducer arranged outside cooling-tower air duct and used for driving draught fan Download PDFInfo
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- CN203476749U CN203476749U CN201320518051.4U CN201320518051U CN203476749U CN 203476749 U CN203476749 U CN 203476749U CN 201320518051 U CN201320518051 U CN 201320518051U CN 203476749 U CN203476749 U CN 203476749U
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 97
- 238000001816 cooling Methods 0.000 claims abstract description 39
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 7
- 239000004917 carbon fiber Substances 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 238000007670 refining Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000003889 chemical engineering Methods 0.000 abstract 1
- 230000005611 electricity Effects 0.000 abstract 1
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 240000000233 Melia azedarach Species 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model provides a speed regulation type speed reducer arranged outside a cooling-tower air duct and used for driving a draught fan, and belongs to the technical field of power machinery of cooling-tower draught fans. The speed regulation type speed reducer aims to solve the problems that an existing speed reduction transmission mechanism of power machinery of a cooling-tower draught fan is complicated and high in electricity consumption and service life of an existing speed reducer is short. A speed regulation type speed reducer main engine provided with a control handle is adopted as a speed reducer main engine of the speed regulation type speed reducer, the speed regulation type speed reducer main engine is arranged outside the cooling-tower air duct in a connected mode, a speed reducer transmission mechanism connected with an output shaft of the speed reducer main engine is arranged inside the cooling-tower air duct, the speed reducer transmission mechanism comprises a transmission shaft, a steering-gear input shaft, a steering-gear output shaft and a steering gear, one end of the transmission shaft is connected with the output shaft of the speed reducer main engine, the other end of the transmission shaft is connected with the steering gear through the steering-gear input shaft connected with the transmission shaft, and the top end of the steering-gear output shaft is connected with fan blades. According to the speed regulation type speed reducer, the speed reducer transmission mechanism of the power machinery of the cooling-tower draught fan is simple and practical, the rotating speed of the draught fan can be adjusted, and the speed regulation type speed reducer is suitable for industrial circulating water cooling towers in the industries of chemical engineering, oil refining, papermaking and the like.
Description
Technical field
The utility model belongs to the dynamic power machine that a kind of cooling tower air duct in the dynamic power machine technical field of blower fan of cooling tower drives blower fan.
Background technique
Along with the continuous progress of the growing and dynamic power machine of refrigeration industry, also more and more higher to the technical requirements of blower fan of cooling tower dynamic power machine.In known technology, existing such as chemical industry, oil refining, the blower fan dynamic power machine on the circulating water large scale industry cooling tower top that the industries such as papermaking adopt is generally three phase electric machine and connects speed reducer, it is outside that three phase electric machine is placed in cooling tower air duct, speed reducer main frame is directly installed in the interior central position of cooling tower air duct of high temperature humidity, the transmission shaft of three phase electric machine connects the input shaft of speed reducer main frame, speed reducer host output shaft is connecting fan blade, the φ 8.53m fan cooling tower of take is example, drive φ 8.53m fan motor power to be generally 160KW, the rotating speed of motor is 1400 revs/min, motor outside cooling tower air duct transfers and drives a 4m long with 1400 revs/min of high-speed rotaries after opening, diameter is in carbon fiber or the Stainless Steel Transmission Shaft of 150～300mm, then be transferred on the speed reducer input shaft of the interior center portion of air duct, limit by its structure, the whole reduction gearing mechanism of its blower fan of cooling tower dynamic power machine is complicated, during transmission axial length, under at a high speed large frequency vibration state, rotate, consuming electric power is high, also be prone to even phenomenon of rupture of transmission shaft distortion, also cause the damage of cooling tower miscellaneous equipment, be that speed reducer main frame moves throughout the year in the moist rugged environment of high temperature again, speed reducer is low working life, installs and uses inconvenience.
Model utility content
In order to overcome the deficiencies in the prior art, the reduction gearing mechanism that solves existing blower fan of cooling tower dynamic power machine is complicated, and consuming electric power is high, the problem that speed reducer application life is low.It is simple and practical that the object of the utility model is to provide a kind of blower fan of cooling tower dynamic power machine driving mechanism, can adjust rotation speed of fan, and consuming electric power is low, and speed reducer application life is long, the dynamic power machine of Novel cooling tower fan easy to install.
The technical scheme in the invention for solving the above technical problem is:
A kind ofly be installed in the speed adjusting type speed reducer that cooling tower air duct drives blower fan outward, it is provided with: speed reducer main frame, speed reducer drive mechanism, fan blade, cooling tower air duct, speed reducer main frame is the speed adjusting type speed reducer main frame that regulation and control handle 3 is housed, the load of speed adjusting type speed reducer main frame is outside in cooling tower air duct, the speed reducer drive mechanism that the output shaft of speed reducer main frame connects is installed in cooling tower air duct, speed reducer drive mechanism comprises transmission shaft, steering gear input shaft, commutator output shaft and commutator, transmission shaft one end connects speed reducer host output shaft, the other end connects commutator by the steering gear input shaft connecting, the top connecting fan blade of commutator output shaft.
Above-mentioned a kind of speed adjusting type speed reducer that cooling tower air duct drives blower fan outward that is installed in, described speed adjusting type speed reducer main frame comprises: three phase electric machine, bearing connects lid outward, deceleration main frame casing, the input shaft of speed reducer main frame, driving gear, driven gear, pull out tooth eccentric shaft, regulation and control handle, bearing bracket, the output shaft of speed reducer main frame, three phase electric machine connects lid outward by bearing and connects deceleration main frame casing, the in-built input shaft that is connected with speed reducer main frame of deceleration main frame casing, driving gear, driven gear, pull out tooth eccentric shaft, the output shaft of bearing bracket and speed reducer main frame, the pto＝power take-off of three phase electric machine is connecting the input shaft of speed reducer main frame, and the input shaft two ends of speed reducer main frame are all inlaid with bearing one step bearing and are connected in the outer Lian Gainei of bearing, the other end bearing is connected in bearing bracket, on the input shaft of speed reducer main frame, driving gear is housed, driving gear is connected with driven gear, and driven gear is fitted with and pulls out tooth eccentric shaft, pull out tooth eccentric shaft and connect regulation and control handle, driven gear is connected with the output shaft of speed reducer main frame.
Above-mentioned a kind of speed adjusting type speed reducer that cooling tower air duct drives blower fan outward that is installed in, described commutator is any of T-shaped bevel-gear right-angle commutator, spiral bevel gear bevel gear right-angle steering device, cone gear differential mechanism, worm and gear right-angle steering device, and other adaptive type right-angle steering device.
Above-mentioned a kind of speed adjusting type speed reducer that cooling tower air duct drives blower fan outward that is installed in, described transmission shaft is any of Cardan shaft, carbon fiber driving shaft, composite fiber transmission shaft, and other adaptive type transmission shaft.
When the utility model is used, according to designing requirement, by this novel speed adjusting type speed reducer accessory, in cooling tower and air duct, speed reducer main frame is installed in outside cooling tower air duct, switches on power, and starts three phase electric machine, just can carry out the rotation operation of blower fan of cooling tower.During operation work, operator can carry out speed governing by regulation and control handle to the rotating speed of speed reducer host output shaft according to the height of climatic environment temperature and low, thereby reduce power of motor, save electric energy.
Because the utility model design has adopted technique scheme, the reduction gearing mechanism that has effectively solved existing blower fan of cooling tower dynamic power machine is complicated, and consuming electric power is high, speed reducer low problem in working life.Also on probation through showing through for several times test, it compared with prior art, the reduction gearing mechanism with blower fan of cooling tower dynamic power machine is simple and practical, can adjust rotation speed of fan, consuming electric power is low, and speed reducer application life is long, the dynamic power machine of Novel cooling tower fan easy to install.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is the utility model embodiment's structure diagram.
Fig. 2 is the structure for amplifying sketch of speed reducer main frame and driving mechanism thereof in Fig. 1.
Fig. 3 is the structure diagram of another transmission shaft one carbon fiber driving shaft 5 of the utility model.
In accompanying drawing, each label is: 1 three phase electric machine; 2 speed reducers; 3 regulation and control handles; The output shaft of 4 speed reducer main frames; 5 carbon fiber driving shafts; 6 Cardan shafts; 7 fan blades; 8 steering gear input shafts; 9 commutator output shafts; 10 commutators; 11 cooling tower air ducts; 12 bearings connect lid outward; 13 driving gears; 14 driven gears; 15 pull out tooth eccentric shaft; 16 bearing bracket; 17 deceleration main frame casings; The input shaft of 18 speed reducer main frames; 19 pairs of umbrella gear; 20 steering gear housings.
Embodiment
Embodiment as shown in Figure 1, the utility model is provided with: speed reducer main frame, speed reducer drive mechanism, fan blade 7, cooling tower air duct 11, speed reducer main frame is the speed adjusting type speed reducer main frame 2 that regulation and control handle 3 is housed, 2 loads of speed adjusting type speed reducer main frame are in cooling tower air duct 11 outsides, the speed reducer drive mechanism that the output shaft 4 of speed reducer main frame connects is installed in cooling tower air duct 11, speed reducer drive mechanism comprises Cardan shaft 6, steering gear input shaft 8, commutator output shaft 9 and commutator 10, Cardan shaft 6 one end connect speed reducer host output shaft 4, the other end connects commutator 10 by the steering gear input shaft 8 connecting, the top connecting fan blade 7 of commutator output shaft 9.
Referring to accompanying drawing 1-Fig. 2 embodiment, speed adjusting type speed reducer main frame 2 of the present utility model comprises: three phase electric machine 1, bearing connects and covers 12 outward, deceleration main frame casing 17, the input shaft 18 of speed reducer main frame, driving gear 13, driven gear 14, pull out tooth eccentric shaft 15, regulation and control handle 3, bearing bracket 16, the output shaft 4 of speed reducer main frame, three phase electric machine 1 is connected outward and is covered 12 connection deceleration main frame casings 17 by bearing, is fitted with the input shaft 18 of speed reducer main frame in deceleration main frame casing 17, driving gear 13, driven gear 14, pull out tooth eccentric shaft 15, the output shaft 4 of bearing bracket 16 and speed reducer main frame, the pto＝power take-off of three phase electric machine 1 connects the input shaft 18 of speed reducer main frame, and input shaft 18 two ends of speed reducer main frame are all inlaid with bearing one step bearing and are connected in bearing and connect outward and cover in 12, the other end bearing is connected in bearing bracket 16, on the input shaft 18 of speed reducer main frame, driving gear 13 is housed, driving gear 13 is connected with driven gear 14, driven gear 14 is fitted with and pulls out tooth eccentric shaft 15, pull out tooth eccentric shaft 15 and connect regulation and control handle 3, driven gear 14 is connected with the output shaft 4 of speed reducer main frame.
Referring to accompanying drawing 2, the commutator 10 of the present embodiment is T-shaped bevel-gear right-angle commutator, it is by driving bevel gear, to be connected with driven bevel pinion composition to umbrella gear 19 in the interior load of steering gear housing 20, the driving bevel gear of umbrella gear 19 is connected to steering gear input shaft 8, driven bevel pinion connection commutator output shaft 9, steering gear input shaft 8 and commutator output shaft 9 are connected with respectively bearing seated, and bearing seated is fixedly connected on steering gear housing 2.
Referring to accompanying drawing 3, the transmission shaft of the present embodiment is the carbon fiber driving shaft 5 of the two ends d-axis that is shaped with adpting flange, and carbon fiber driving shaft 5 left end flanges connect speed reducer host output shafts 4, right-hand member flange connects steering gear input shaft 8.
Claims (4)
1. one kind is installed in the speed adjusting type speed reducer that cooling tower air duct drives blower fan outward, it is provided with speed reducer main frame, speed reducer drive mechanism, fan blade (7), cooling tower air duct (11), it is characterized in that, speed reducer main frame is for being equipped with the speed adjusting type speed reducer main frame (2) of regulation and control handles (3), speed adjusting type speed reducer main frame (2) load is in cooling tower air duct (11) outside, the speed reducer drive mechanism that the output shaft of speed reducer main frame (4) connects is installed in cooling tower air duct (11), speed reducer drive mechanism comprises transmission shaft, steering gear input shaft (8), commutator output shaft (9) and commutator (10), transmission shaft one end connects speed reducer host output shaft, the other end connects commutator (10) by the steering gear input shaft connecting (8), the top connecting fan blade (7) of commutator output shaft (9).
2. a kind of speed adjusting type speed reducer that cooling tower air duct drives blower fan outward that is installed according to claim 1, is characterized in that, speed adjusting type speed reducer main frame (2) comprises three phase electric machine (1), bearing connects lid (12) outward, deceleration main frame casing (17), the input shaft of speed reducer main frame (18), driving gear (13), driven gear (14), pull out tooth eccentric shaft (15), regulation and control handle (3), bearing bracket (16), the output shaft of speed reducer main frame (4), three phase electric machine (1) connects lid (12) outward by bearing and connects deceleration main frame casing (17), is fitted with the input shaft (18) of speed reducer main frame in deceleration main frame casing (17), driving gear (13), driven gear (14), pull out tooth eccentric shaft (15), the output shaft (4) of bearing bracket (16) and speed reducer main frame, the pto＝power take-off of three phase electric machine (1) connects the input shaft (18) of speed reducer main frame, and the input shaft of speed reducer main frame (18) two ends are all inlaid with bearing one step bearing and are connected in bearing and connect outward in lid (12), the other end bearing is connected in bearing bracket (16), on the input shaft (18) of speed reducer main frame, driving gear (13) is housed, driving gear (13) is connected with driven gear (14), driven gear (14) is fitted with and pulls out tooth eccentric shaft (15), pull out tooth eccentric shaft (15) and connect regulation and control handle (3), driven gear (14) is connected with the output shaft (4) of speed reducer main frame.
3. a kind of speed adjusting type speed reducer that cooling tower air duct drives blower fan outward that is installed according to claim 1, it is characterized in that, commutator is any in T-shaped bevel-gear right-angle commutator, spiral bevel gear bevel gear right-angle steering device, cone gear differential mechanism, worm and gear right-angle steering device.
4. a kind of speed adjusting type speed reducer that cooling tower air duct drives blower fan outward that is installed according to claim 1, is characterized in that, transmission shaft is any of Cardan shaft (6), carbon fiber driving shaft (5), composite fiber transmission shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320518051.4U CN203476749U (en) | 2013-08-22 | 2013-08-22 | Speed regulation type speed reducer arranged outside cooling-tower air duct and used for driving draught fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320518051.4U CN203476749U (en) | 2013-08-22 | 2013-08-22 | Speed regulation type speed reducer arranged outside cooling-tower air duct and used for driving draught fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203476749U true CN203476749U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320518051.4U Expired - Lifetime CN203476749U (en) | 2013-08-22 | 2013-08-22 | Speed regulation type speed reducer arranged outside cooling-tower air duct and used for driving draught fan |
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| Country | Link |
|---|---|
| CN (1) | CN203476749U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398016A (en) * | 2013-08-22 | 2013-11-20 | 朱伟 | Speed regulation reducer mounted outside cooling tower air duct and driving fan |
| CN103825401A (en) * | 2014-03-20 | 2014-05-28 | 重庆市璧山爱华有限责任公司 | Integrated fan reduction gear in cooling tower air duct |
| CN109026779A (en) * | 2018-08-20 | 2018-12-18 | 东莞市松研智达工业设计有限公司 | A kind of fan of machine driving driving |
| CN109114023A (en) * | 2018-08-20 | 2019-01-01 | 东莞市松研智达工业设计有限公司 | A kind of mechanical fan |
-
2013
- 2013-08-22 CN CN201320518051.4U patent/CN203476749U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398016A (en) * | 2013-08-22 | 2013-11-20 | 朱伟 | Speed regulation reducer mounted outside cooling tower air duct and driving fan |
| CN103398016B (en) * | 2013-08-22 | 2015-12-23 | 朱伟 | A kind ofly be installed in the speed adjusting type speed reducer that cooling tower air duct drives blower fan outward |
| CN103825401A (en) * | 2014-03-20 | 2014-05-28 | 重庆市璧山爱华有限责任公司 | Integrated fan reduction gear in cooling tower air duct |
| CN109026779A (en) * | 2018-08-20 | 2018-12-18 | 东莞市松研智达工业设计有限公司 | A kind of fan of machine driving driving |
| CN109114023A (en) * | 2018-08-20 | 2019-01-01 | 东莞市松研智达工业设计有限公司 | A kind of mechanical fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA CHEMICAL ENGINEERING CANGZHOU COOLING TECHNO Free format text: FORMER OWNER: ZHU WEI Effective date: 20140611 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 061001 CANGZHOU, HEBEI PROVINCE TO: 061000 CANGZHOU, HEBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140611 Address after: Xinhua District 061000 in Hebei province Cangzhou City Beihuan East Road No. 2 Patentee after: CNCEC CANGZHOU COOLING TECHNOLOGY CO., LTD. Address before: 061001 Cangzhou city of Hebei Province Yu He Lu Tiancheng Building 6 5 unit 1102, room Patentee before: Zhu Wei |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20151223 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140312 Effective date of abandoning: 20151223 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |