CN203962473U - A kind of new type mining axial main fan adjustment of blade angle mechanism - Google Patents
A kind of new type mining axial main fan adjustment of blade angle mechanism Download PDFInfo
- Publication number
- CN203962473U CN203962473U CN201420361652.3U CN201420361652U CN203962473U CN 203962473 U CN203962473 U CN 203962473U CN 201420361652 U CN201420361652 U CN 201420361652U CN 203962473 U CN203962473 U CN 203962473U
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- major axis
- crank
- blade angle
- ventilator
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- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 238000005065 mining Methods 0.000 title claims abstract description 17
- 230000001276 controlling effect Effects 0.000 claims abstract description 23
- 230000001105 regulatory effect Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000001360 synchronised effect Effects 0.000 claims abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 14
- 239000003245 coal Substances 0.000 abstract description 4
- 238000009423 ventilation Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000003750 conditioning effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of blower fan technology, particularly relate to a kind of new type mining axial main fan adjustment of blade angle mechanism; A kind of new type mining axial main fan adjustment of blade angle of the present utility model mechanism, simple in structure, cost and operation expense are low, are conducive to universal and promote, can be non-maintaining for a long time after Primary regulation, be more suitable for the Environmental Conditions of coal master's ventilation system; Comprise connecting rod, hinged and the moving axially for regulating and controlling axle of one end and adjusting axle; Major axis, vertical being connected of the other end of one end and connecting rod, the rotation of major axis is connected with the Synchronous Transmission that moves axially of connecting rod, the direction of major axis and the radial parallel of ventilator, the other end of major axis is through the casing of ventilator; Controlling device, is arranged on outside the casing of ventilator, and for controlling the rotation of major axis.
Description
Technical field
The utility model relates to blower fan technical field, particularly relates to a kind of new type mining axial main fan adjustment of blade angle mechanism.
Background technique
Mine axial flow formula main fan is the requisite ventilation plant that guarantees safe production, and because large-scale propeller fan power is powerful, is therefore also main energy consumption equipment; In order fully to meet the variation requirement to blast, air quantity of Various Seasonal and production status, while energy efficient, need to regulate the air quantity of propeller fan and blast, and adjusting vane angle is to change blast, the simple and reliable method of air quantity, be also the amplitude of accommodation the most extensively, one of the most energy-conservation regulative mode; Early stage blade angle is used manual adjustment mode, after needing to shut down, takes casing apart, and operator enter blower fan inside; blade is adjusted one by one, then reinstalled fixingly, this adjustment process not only workload is large; waste time and energy, and angle poor consistency, by market, eliminated gradually.
Now mainly on market have two kinds of adjustment of blade angle technology, a kind of is that shut down once can conditioning technology, and another kind is that hydraulic pressure movable vane can conditioning technology, the adjustable propeller fan of hydraulic pressure movable vane that the design people once provided a kind of fan blade to regulate at any time in operation process, patent announcement number is CN201568327U, this kind of regulative mode is adjusting axle to be moved axially and then promote adjustment disk to move axially by hydraulic system, drive regulating arm to rotate along sharf, thereby drive all blade synchronization rotations to reach the object of synchronization regulation, this kind of controlling device is by hydraulic oil unit, electric actuator, oil hydraulic cylinder, the compositions such as rotation oil seal, in use model utility people finds that its mechanism is complicated, cost is high, be unfavorable for the universal use that movable vane can conditioning technology, particularly be not suitable for mine blade angle and do not need for a long time the industry regulating, in addition, shut down an adjustable fan technology of machinery for two kinds that in industry, also exist at present, a kind of is turbine and worm technology, this technology can regulate blade angle outside casing, but because the surface of contact between this kind of technology propeller regulating mechanism is line contact, and waste gas humidity is large under coal mine, there is again corrosivity, so often exist blade angle location inaccurate, regulate the phenomenons such as the blade of not living while even regulating is stuck, another kind be exactly the applicant have the shutdown machinery identical with the adjustable Principles of Regulation of above-mentioned hydraulic pressure movable vane once can conditioning technology, but when this technical deficiency part is that blade is adjusted, operator need to shut down laggardly to enter blower fan inside blade angle is carried out to synchronization regulation, this technical operation inconvenience, so two kinds of shutdown machineries once can all be unfavorable for that market is universal and promote by conditioning technology
The design people once can conditioning technology to above-mentioned two kinds of shutdown machineries in current industry and a kind of hydraulic pressure movable vane can the existing defect of conditioning technology, a kind of novel new type mining axial main fan adjustment of blade angle mechanism designing and developing.
Model utility content
For solving the problems of the technologies described above, the utility model provide a kind of simple in structure, cost and operation expense low, be conducive to universal and promote, can be non-maintaining for a long time after Primary regulation, be more suitable for the new type mining axial main fan adjustment of blade angle mechanism of the Environmental Conditions of coal master's ventilation system.
A kind of new type mining axial main fan adjustment of blade angle of the present utility model mechanism, comprises connecting rod, hinged and the moving axially for regulating and controlling axle of one end and adjusting axle; Major axis, vertical being connected of the other end of one end and described connecting rod, the rotation of described major axis is connected with the Synchronous Transmission that moves axially of described connecting rod, the direction of major axis and the radial parallel of ventilator, the other end of described major axis is through the casing of ventilator; Controlling device, is arranged on outside the casing of ventilator, and for controlling the rotation of described major axis.
Further, described controlling device comprises silk braid, screw mandrel and the first crank, one end of described silk braid is fixed on outside the casing of ventilator and the other end is connected with the threaded one end of described screw mandrel, on described screw mandrel, be fixed with regulating wheel, the other end of described screw mandrel is by the first hinged first crank that is connected with, described the first crank is fixedly mounted on described major axis, and described the first crank perpendicular to described major axis axially.
Further, one end of described silk braid is by outside the second hinged casing that is fixed on ventilator.
Further, one end of described major axis is fixed with the second crank, and described the second crank perpendicular to described major axis axially, described the second crank and described rod hinge connection.
Further, the two ends of described major axis are respectively arranged with clutch shaft bearing seat and the second bearing support, and described the first crank and the second crank are separately fixed on clutch shaft bearing seat and the second bearing support.
Compared with prior art the beneficial effects of the utility model are: comprise connecting rod, hinged and the moving axially for regulating and controlling axle of one end and adjusting axle; Major axis, vertical being connected of the other end of one end and described connecting rod, the rotation of described major axis is connected with the Synchronous Transmission that moves axially of described connecting rod, the direction of major axis and the radial parallel of ventilator, the other end of described major axis is through the casing of ventilator; Controlling device, is arranged on outside the casing of ventilator, and for controlling the rotation of described major axis; Simple in structure, cost and operation expense are low, are conducive to universal and promote, can be non-maintaining for a long time after Primary regulation, be more suitable for the Environmental Conditions of coal master's ventilation system.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of new type mining axial main fan of the utility model adjustment of blade angle mechanism;
Fig. 2 is the structural representation of major axis one side in a kind of new type mining axial main fan of the utility model adjustment of blade angle mechanism;
Fig. 3 be in a kind of new type mining axial main fan of the utility model adjustment of blade angle mechanism major axis opposite side structural representation.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1 to Figure 3, a kind of new type mining axial main fan adjustment of blade angle of the present utility model mechanism, comprises connecting rod 11, major axis 7 and controlling device, hinged and the moving axially for regulating and controlling axle 12 of one end of connecting rod 11 and adjusting axle 12; Vertical being connected of the other end of one end of major axis 7 and connecting rod 11, the rotation of major axis 7 is connected with the Synchronous Transmission that moves axially of connecting rod 11, the radial parallel of the direction of major axis 7 and ventilator 13, and the other end of major axis 7 is through the casing of ventilator 13; Controlling device is arranged on outside the casing of ventilator 13, and for controlling the rotation of major axis, and the rotation by major axis 7 and then drag the axial displacement of connecting rod 11 realizes the axial displacement of interlock adjusting axle 12, and then the operating angle of synchronization regulation ventilating vane.
The realization of controlling device can comprise various ways, and every major axis 7 of controlling rotates, and can be fixed on all should being included of relevant position; The utility model provides wherein a solution, controlling device comprises silk braid 3, screw mandrel 2 and the first crank 5, one end of silk braid 3 is fixed on outside the casing of ventilator 13 and the other end is connected with the threaded one end of screw mandrel 2, on screw mandrel 2, be fixed with regulating wheel 1, the other end of screw mandrel 2 is connected with the first crank 5 by first hinged 4, the first crank 5 is fixedly mounted on major axis 7, and the first crank 5 perpendicular to major axis 7 axially; One end of silk braid 3 is fixed on outside the casing of ventilator 13 by second hinged 6; One end of major axis 7 is fixed with the second crank 10, and the second crank 10 perpendicular to major axis 7 axially, the second crank 10 is hinged with connecting rod 11; The two ends of major axis 7 are respectively arranged with clutch shaft bearing seat 8 and the second bearing support 9, the first cranks 5 and the second crank 10 and are separately fixed on clutch shaft bearing seat 8 and the second bearing support 9; Compare the directly control mode such as back-up wrench on major axis 7, being threaded of silk braid 3 and screw mandrel 2 can realize self-locking and have stronger screw thread thrust, by regulating and controlling, take turns 1 rotation, driving the first crank 5 to control major axis 7 rotates, the rotation of major axis 7 drives moving axially of the second crank 10 control links 11, like this, neither need to open casing, do not need again the support equipment back works such as electric actuator, oil hydraulic cylinder, rotation oil seal and hydraulic workstation, can complete conciliation work, convenient and swift, quick and precisely.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (5)
1. a new type mining axial main fan adjustment of blade angle mechanism, is characterized in that, comprises
Connecting rod, hinged and the moving axially for regulating and controlling axle of one end and adjusting axle;
Major axis, vertical being connected of the other end of one end and described connecting rod, the rotation of described major axis is connected with the Synchronous Transmission that moves axially of described connecting rod, the direction of major axis and the radial parallel of ventilator, the other end of described major axis is through the casing of ventilator;
Controlling device, is arranged on outside the casing of ventilator, and for controlling the rotation of described major axis.
2. a kind of new type mining axial main fan adjustment of blade angle as claimed in claim 1 mechanism, it is characterized in that, described controlling device comprises silk braid, screw mandrel and the first crank, one end of described silk braid is fixed on outside the casing of ventilator and the other end is connected with the threaded one end of described screw mandrel, on described screw mandrel, be fixed with regulating wheel, the other end of described screw mandrel is by the first hinged first crank that is connected with, described the first crank is fixedly mounted on described major axis, and described the first crank perpendicular to described major axis axially.
3. a kind of new type mining axial main fan adjustment of blade angle as claimed in claim 2 mechanism, is characterized in that, one end of described silk braid is by outside the second hinged casing that is fixed on ventilator.
4. a kind of new type mining axial main fan adjustment of blade angle as claimed in claim 2 mechanism, it is characterized in that, one end of described major axis is fixed with the second crank, and described the second crank perpendicular to described major axis axially, described the second crank and described rod hinge connection.
5. a kind of new type mining axial main fan adjustment of blade angle as claimed in claim 4 mechanism, it is characterized in that, the two ends of described major axis are respectively arranged with clutch shaft bearing seat and the second bearing support, and described the first crank and the second crank are separately fixed on clutch shaft bearing seat and the second bearing support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420361652.3U CN203962473U (en) | 2014-03-27 | 2014-06-30 | A kind of new type mining axial main fan adjustment of blade angle mechanism |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420147712 | 2014-03-27 | ||
| CN201420147712.1 | 2014-03-27 | ||
| CN201420361652.3U CN203962473U (en) | 2014-03-27 | 2014-06-30 | A kind of new type mining axial main fan adjustment of blade angle mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203962473U true CN203962473U (en) | 2014-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420361652.3U Expired - Lifetime CN203962473U (en) | 2014-03-27 | 2014-06-30 | A kind of new type mining axial main fan adjustment of blade angle mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203962473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847696A (en) * | 2015-05-04 | 2015-08-19 | 浙江理工大学 | Mechanical device for immediately adjusting installing angle of impeller |
-
2014
- 2014-06-30 CN CN201420361652.3U patent/CN203962473U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847696A (en) * | 2015-05-04 | 2015-08-19 | 浙江理工大学 | Mechanical device for immediately adjusting installing angle of impeller |
| CN104847696B (en) * | 2015-05-04 | 2017-02-22 | 浙江理工大学 | Mechanical device for immediately adjusting installing angle of impeller |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141126 |