CN203627325U - Compressor inlet guide vane adjusting device - Google Patents
Compressor inlet guide vane adjusting device Download PDFInfo
- Publication number
- CN203627325U CN203627325U CN201320756908.6U CN201320756908U CN203627325U CN 203627325 U CN203627325 U CN 203627325U CN 201320756908 U CN201320756908 U CN 201320756908U CN 203627325 U CN203627325 U CN 203627325U
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- China
- Prior art keywords
- wheel
- guide vane
- adjusting device
- connecting rod
- shaft
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- Expired - Lifetime
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- 238000005461 lubrication Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 31
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 6
- 238000012856 packing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036039 immunity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005247 gettering Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to a compressor device, in particular to a compressor inlet guide vane adjusting device. The compressor inlet guide vane adjusting device comprises guide vanes, a guide vane base, a vane transmission shaft, a guide vane outer shell and a stepping motor, the stepping motor is fixed on the guide vane outer shell, the compressor inlet guide vane adjusting device further comprises a connecting rod linkage device and a flow guide vane linkage device, the connecting rod linkage device comprises a large chain wheel, a fixed chassis, a small chain wheel, a chain and a connecting rod, and the flow guide vane linkage device comprises a main belt wheel, an auxiliary belt wheel, a transmission wheel and a transmission belt steel cable. According to the compressor inlet guide vane adjusting device, the rotating angles of the guide vanes can be accurately controlled, and the stepless adjustment on the aspiratory capacity can be achieved; chain transmission and belt transmission are adopted, the transmission is stably achieved, buffering and vibration absorption are achieved, the transmission efficiency is high, and the compressor inlet guide vane adjusting device can work in the high-pressure high-temperature and humid environment; the whole size is small, and the structure is simple.
Description
Technical field
The utility model relates to compressor apparatus, relates to specifically a kind of suction port of compressor guide blade adjusting device.
Background technique
Jumbo centrifugal heat pump unit is more and more subject to people's favor as a kind of technology of energy-conserving and environment-protective, especially the exploitation of the moderate and high temperature heat technology take industrial wastewater as low level heat energy, is of great significance with heating field tool for the life heat supply of northern China urban area and other.Inlet guide vane controlling device is one of major control parts of centrifugal heat pump; in the time of start/stop of compressor or operation at part load; by controlling the gettering quantity of angle of swing control compressor of inlet guide vane, can guarantee unit safety operation, improve unit operation efficiency.Centrifugal heat pump unit, especially moderate and high temperature heat unit, its pressure is large, temperature is high, air-flow recoil is large, regulate difficulty, and inlet guide vane controlling device is had to strict demand on structure, processing, material.
Traditional inlet guide vane controlling device adopts connecting rod more, is driven by pneumatic actuator, carrys out adjusting vane angle by transmission part, this controller structure complexity, transmission part is more, and power consumpiton is large,, even there is transmission deadlock phenomenon in angle adjustment low precision.More existing inlet guide vane controlling devices, adopt gear transmission structure, this class regulator can be adjusted the angle of swing of stator comparatively accurately, but regulating inlet flow rate and the larger occasion of pressure, between cone tooth on cone gear ring and stator, in the time rotating, bearing very large moment of flexure, be prone to transmission difficulty, even stuck problem.
Model utility content
For addressing the above problem, the utility model provides a kind of suction port of compressor guide blade adjusting device, accurate, high temperature resistant, high pressure resistant, the resistance to recoil of its angle adjustment, simple in structure.
Suction port of compressor described in the utility model guide blade adjusting device, comprises guide vane, stator seat, blade drive shaft, stator frame and stepper motor, and stepper motor is fixed on stator frame, also comprises connecting rod linkage and guide vane linkage,
Wherein, connecting rod linkage, comprises hinge wheel, fixed underpan, minor sprocket, chain and connecting rod; The wheel shaft of minor sprocket is fixedly connected with the running shaft of stepper motor, and minor sprocket is connected by chain with hinge wheel, and hinge wheel is bolted on the circumference of chassis, and connecting rod is bolted on chassis central authorities;
Wherein, guide vane linkage, comprises main pulley, from belt wheel, drive wheel and driving belt cable wire; The wheel shaft of main pulley is connected by key with connecting rod, connecting rod is fixed on stator frame by flange, the wheel shaft of main pulley and being bolted from wheel shaft and the blade drive shaft of belt wheel, blade drive shaft is connected with guide vane by rivet, two between belt wheel and main pulley be adjacent be provided with drive wheel between belt wheel, the wheel shaft of drive wheel is fixed on stator seat perpendicular to blade drive shaft, main pulley, engages with driving belt cable wire from belt wheel and drive wheel.
Stepper motor provides power, by connecting rod linkage, passes to guide vane linkage, connecting rod linkage transmits motion and power by sprocket wheel with engaging of chain link, chain transmission is nonelastic, and slip and entirety are skidded, and can keep average ratios accurately, and transmission efficiency is high; Guide vane linkage adopts band transmission, and band transmission is a kind of immunity transmission, when main pulley rotates, utilize friction and engagement operation between belt wheel and driving belt, motion and power are passed to from belt wheel by driving belt, and band transmission has stable drive, the feature of buffering absorbing; Therefore, can accurately control the angle of swing of guide vane, reach the accurate control of compressor air suction amount, can realize the step-less adjustment to compressor air suction amount, regulation range is between 10% to 100%; And then accurately control the outlet temperature of heat pump unit cold water, hot water, guarantee heat pump unit safe and stable operation, thereby maximize the operational efficiency that improves centrifugal heat pump unit; Chain transmission overall dimensions is less, simple in structure, can in high temperature and wet environment, work simultaneously.
Driving belt cable wire is around fixing with locating clip needle pin from belt wheel one circle, and driving belt cable wire is provided with the fixed pin holes corresponding with locating clip needle pin, and the two ends of driving belt cable wire are fixed on main pulley by locating clip needle pin and nut.
Flange and connecting rod by O type rubber ring and V-type gasket seal, are provided with locking nut and back nut between flange and connecting rod, can prevent from causing looseningly because of vibration, guarantee the tightness of mechanism.
For precisely controlling the angle of swing of guide vane, stepper motor running shaft both sides are respectively provided with a limit switch, between blade drive shaft and the wheel shaft of main pulley, and blade drive shaft and stop pin from being provided with forward and reverse location between the wheel shaft of belt wheel.
Between blade drive shaft and stator seat, be provided with self lubrication bearing, without special lubricating fitting.
Guide vane quantity is odd number, and is greater than 5, and from belt wheel quantity than guide vane few one, drive wheel quantity is consistent with guide vane.
Compared with prior art, the beneficial effects of the utility model are:
1, the limit switch of the running shaft both sides of stepper motor, and blade drive shaft and main pulley, blade drive shaft and stop pin from the location between belt wheel, precisely rotate guide vane, prevents that angle of swing from exceeding set value;
2, chain transmission and band adopt meshing engagement structure in transmission, and driving belt cable wire fixes after winding with one circuit on belt wheel again, and nonelastic slip and entirety are skidded, stable drive, buffering absorbing, can guarantee average ratios accurately, transmission efficiency is high, can in high pressure, high temperature and wet environment, work;
3, between blade drive shaft and stator seat, be provided with self lubrication bearing and polytetrafluoro packing ring, can reduce surface friction drag, reduce wear, guarantee sealing; Between connecting rod and sleeve, be provided with radially O type rubber ring and V-type teflon gasket of double flute, overall structure tightness is good, adapts to compressor outside and inner pressure reduction;
4, the utility model comprises chain-driven unit and belt driver, and is fixed on stator frame, and overall dimensions is less, simple in structure.
Accompanying drawing explanation
Fig. 1 is that the utility model is at stator frame scheme of installation;
Fig. 2 is the utility model connecting rod and main pulley and guide vane assembling schematic diagram;
Fig. 3 is the utility model connecting rod structural representation;
Fig. 4 is that the utility model is from belt wheel and guide vane package assembly schematic diagram;
Fig. 5 is the utility model driving belt wire rope structure schematic diagram.
In figure: 1-stepper motor; 2-chain; 3-minor sprocket; 4-hinge wheel; 5-main pulley; 6-drive wheel; 7-driving belt cable wire; 8-is from belt wheel; 9-guide vane; 10-stator frame; 11-O type circle; 12-fixed underpan; 13-back nut; 14-locking nut; 15-flange; 16-connecting rod; 17-pad; 18-V type pad; 19-bolt; 20-self lubrication bearing; 21-polytetrafluoro packing ring; 22-stator seat; 23-location stops pin; 24-fixed pin holes; 25-stator transmission shaft; 26-locating clip needle pin; 27-nut; 28-rivet.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described further:
Embodiment 1
Suction port of compressor described in the utility model guide blade adjusting device comprises guide vane 9, stator seat 22, blade drive shaft 25, stator frame 10 and stepper motor 1, connecting rod linkage and guide vane linkage, and stepper motor 1 is fixed on stator frame 10.
Connecting rod linkage comprises hinge wheel 4, fixed underpan 12, minor sprocket 3, chain 2 and connecting rod 16, the wheel shaft of minor sprocket 3 is fixedly connected with the running shaft of stepper motor 1, minor sprocket 3 is connected by chain 2 with hinge wheel 4, hinge wheel 4 is bolted on the circumference of fixed underpan 12, and connecting rod 16 is fixed on the central authorities of fixed underpan 12 by bolt 19.Connecting rod 16 is fixed on stator shell 10 by flange 15, is provided with radially O type circle 11 and V-type pad 18 of double flute between connecting rod 16 and flange 15, is provided with locking nut 14 and back nut 13 between connecting rod 16 and flange 15.
Guide vane linkage, as shown in Figure 1, comprises that 5,6 of 1 main pulleys are from belt wheel 8,7 and 7 drive wheels 6 of driving belt cable wire.As shown in Figure 4, be bolted from wheel shaft and the blade drive shaft 25 of belt wheel 8, stop pin 23 from being provided with forward and reverse location between the wheel shaft of belt wheel 8 and blade drive shaft 25, blade drive shaft 25 is connected with guide vane 9 by rivet 28, is provided with self lubrication bearing 20 and polytetrafluoro packing ring 21 between stator transmission shaft 25 and trichidium 22.Main pulley 5 is same from belt wheel 8 with the package assembly of guide vane 9, and the wheel shaft of main pulley 4 is connected by key with connecting rod 16.Two between belt wheel 8 or driving pulley 5 be adjacent be provided with drive wheel 6 between belt wheel 8, the wheel shaft of drive wheel 6 is fixed on stator seat 22 perpendicular to stator transmission shaft 25, driving belt cable wire 7 at 6 after belt wheel 8 is wound around a circle, fixing with locating clip needle pin 26 respectively, driving belt cable wire 7 is provided with the fixed pin holes 24 of 6 locating clip needle pins 26 as shown in Figure 5, and the two ends of driving belt cable wire 7 are fixed on main pulley 5 by nut.Main pulley 5, engage with driving belt cable wire 7 from belt wheel 8 and drive wheel 6.
Band transmission is also a kind of immunity transmission, and band transmission fundamental composition part is belt wheel (main pulley and from belt wheel) and driving belt.In the time that main pulley rotates, utilize friction and engagement operation between belt wheel and driving belt, motion and power are passed to from belt wheel by driving belt.Band transmission has stable drive, the feature of buffering absorbing.
The rotation of the utility model main pulley 5 is driven and is allly rotated from belt wheel 8 by driving belt cable wire 7, thereby the interlock that realizes inlet guide vane controller regulates.
In said process, the transmission of power of stepper motor is to connecting rod 16, and connecting rod 16 is connected and passed to main pulley 5 by key, then is driven and allly rotated from belt wheel 8 by driving belt cable wire 7 and drive wheel 6.Threaded driving belt cable wire 7 is equidistantly provided with 6 fixing pins, driving belt cable wire 7 is fixed on main pulley 5 by locating clip needle pin 26 and from belt wheel 8, regulate each from the gap between belt wheel 8 by nut 27, cable wire 7 is fixing around relocating from belt wheel 8 one circles, while preventing from rotating, slides.Connect blade drive shaft 25 from belt wheel 8, guide vane 9 is fixed on blade drive shaft 25 by rivet 28, controls the angle of swing of guide vane 9 from belt wheel 8 by blade drive shaft 25.Between blade drive shaft 25 and stator seat 22, be provided with self lubrication bearing 20 and polytetrafluoro packing ring 21, the effect of self lubrication bearing 20 is to reduce surface friction drag, reduces wear, and the effect of polytetrafluoro packing ring 21 is to reduce friction, guarantees sealing.Whole linkage is fixed on the stator frame 10 of cast iron, and the rotation of stepper motor makes all inlet guide vane controller blades realize interlock regulatory function like this.
Summarizing the pass order of power on sleeve mechanism is:
Stepper motor → large minor sprocket → connecting rod → main pulley → cable wire → from belt wheel → blade drive shaft → guide vane
Stepper motor power is after above transmission, and the interlock that is become all guide vanes of inlet guide vane controller by stepper motor rotation is rotated, and finally realizes the object that the interlock of inlet guide vane controller regulates.
Embodiment 2
In the guide blade adjusting device of suction port of compressor described in the utility model, guide vane 9 arranges 5, arranges 4 from belt wheel 8, and drive wheel arranges 5, equidistantly on driving belt cable wire 7 is provided with 4 fixed pin holes 24.
Other are with embodiment 1.
Claims (9)
1. a suction port of compressor guide blade adjusting device, comprise guide vane (9), stator seat (22), blade drive shaft (25), stator frame (10) and stepper motor (1), stepper motor (1) is fixed on stator frame (10), it is characterized in that, also comprise connecting rod linkage and guide vane linkage
Wherein, connecting rod linkage, comprises hinge wheel (4), fixed underpan (12), minor sprocket (3), chain (2) and connecting rod (16); The wheel shaft of minor sprocket (3) is fixedly connected with the running shaft of stepper motor (1), minor sprocket (3) is connected by chain (2) with hinge wheel (4), hinge wheel (4) is fixed on fixed underpan (12) circumference by bolt (19), and connecting rod (16) is fixed on fixed underpan (12) central authorities by bolt (19);
Wherein, guide vane linkage, comprises main pulley (5), from belt wheel (8), drive wheel (6) and driving belt cable wire (7), the wheel shaft of main pulley (5) is connected by key with connecting rod (16), connecting rod (16) is fixed on stator frame (10) by flange (15), the wheel shaft of main pulley (5) and being bolted from wheel shaft and the blade drive shaft (25) of belt wheel (8), blade drive shaft (25) is connected with guide vane (9) by rivet, two between belt wheel (8) and main pulley (5) be adjacent be respectively equipped with drive wheel (6) between belt wheel (8), the wheel shaft of drive wheel (6) is fixed on stator seat (22) perpendicular to blade drive shaft (25), main pulley (5), all engage with driving belt cable wire (7) from belt wheel (8) and drive wheel (6).
2. suction port of compressor according to claim 1 guide blade adjusting device, it is characterized in that, driving belt cable wire (7) is around fixing with locating clip needle pin (23) from belt wheel (8) one circles, driving belt cable wire (7) is provided with the fixed pin holes (24) corresponding with locating clip needle pin (23), and the two ends of driving belt cable wire (7) are fixed on main pulley (5) by locating clip needle pin (26) and nut (27).
3. suction port of compressor according to claim 1 guide blade adjusting device, it is characterized in that, flange (15) by O type circle (11) and V-type pad (18) sealing, is provided with locking nut (14) and back nut (13) with connecting rod (16) between flange (15) and connecting rod (16).
4. suction port of compressor according to claim 1 guide blade adjusting device, is characterized in that, stepper motor (1) running shaft both sides are respectively provided with a limit switch.
5. suction port of compressor according to claim 1 guide blade adjusting device, it is characterized in that, between blade drive shaft (25) and the wheel shaft of main pulley (5), and blade drive shaft (25) and stop pin (23) from being all provided with forward and reverse location between the wheel shaft of belt wheel (8).
6. suction port of compressor according to claim 1 guide blade adjusting device, is characterized in that, between blade drive shaft (25) and stator seat (22), is provided with self lubrication bearing (20).
7. suction port of compressor according to claim 1 guide blade adjusting device, is characterized in that, guide vane (9) quantity is odd number, and is greater than 5.
8. suction port of compressor according to claim 7 guide blade adjusting device, is characterized in that, from belt wheel (8) quantity than guide vane (9) few one.
9. suction port of compressor according to claim 8 guide blade adjusting device, is characterized in that, drive wheel (6) quantity is consistent with guide vane (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756908.6U CN203627325U (en) | 2013-11-25 | 2013-11-25 | Compressor inlet guide vane adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320756908.6U CN203627325U (en) | 2013-11-25 | 2013-11-25 | Compressor inlet guide vane adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203627325U true CN203627325U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320756908.6U Expired - Lifetime CN203627325U (en) | 2013-11-25 | 2013-11-25 | Compressor inlet guide vane adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203627325U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644144A (en) * | 2013-11-25 | 2014-03-19 | 乐金空调(山东)有限公司 | Inlet guide vane adjusting device of compressor |
| CN104958970A (en) * | 2015-07-10 | 2015-10-07 | 苏州华达仪器设备有限公司 | Guide plate structure in filter |
-
2013
- 2013-11-25 CN CN201320756908.6U patent/CN203627325U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644144A (en) * | 2013-11-25 | 2014-03-19 | 乐金空调(山东)有限公司 | Inlet guide vane adjusting device of compressor |
| CN104958970A (en) * | 2015-07-10 | 2015-10-07 | 苏州华达仪器设备有限公司 | Guide plate structure in filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |