CN110302690B - Rotating device capable of rotating and radially stretching blades - Google Patents
Rotating device capable of rotating and radially stretching blades Download PDFInfo
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- CN110302690B CN110302690B CN201910650379.3A CN201910650379A CN110302690B CN 110302690 B CN110302690 B CN 110302690B CN 201910650379 A CN201910650379 A CN 201910650379A CN 110302690 B CN110302690 B CN 110302690B
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- roller
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/86—Mixing heads comprising a driven stirrer
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- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
A rotating device capable of rotating and extending and retracting blades along the radial direction belongs to the field of machinery. The rotary device comprises a rotary drum and an impeller, the rotary drum rotates around the center of the rotary drum, a rotary shaft which is offset from the center of the rotary drum is arranged in the rotary drum, an impeller shaft sleeve is arranged on the periphery of the rotary shaft in a rotating mode, the inner ends of blades are respectively fixed on the periphery of the impeller shaft sleeve in different radial directions, a plurality of holes corresponding to the blades are formed in the periphery of the rotary drum, a driving device is connected onto the rotary drum and drives the rotary drum to roll, when the rotary drum rolls, the rotating center of the rotary drum is unchanged, the rotary drum drives the impeller to rotate around the rotary shaft, and the blades of the impeller respectively move back and forth in the radial direction in the peripheral holes of the rotary drum corresponding to each other.
Description
Technical Field
The invention relates to a rotating device, in particular to a rotating device capable of rotating and extending and retracting blades along the radial direction, and belongs to the field of machinery.
Background
In the mixing process of small crushed materials including liquid materials, powder and crushed straws, blades or augers are often adopted for stirring and mixing. The blades can only perform simple rotary motion along with the main shaft when the blades or the auger is used for stirring, so that the pushing route of the materials is single, the stirring effect is not obvious, and the improvement of the material mixing effect is not facilitated; the speed of the blades is uniform when the blades rotate, and the change of the movement speed of the materials is small, so that the mixing speed of the materials is slow, and the time for stirring and mixing is long; especially for fluffy materials, such as cut tobacco, crushed straws, alfalfa and other crushed materials, the fluffy materials are difficult to mix with other materials, and even if the materials are mixed reluctantly, the mixing effect is not ideal.
The method aims at the problems that the time spent on mixing powdery, pasty and pulverized materials is long, even when some materials need to be mixed into two different materials at one time, different mixing effects need to be obtained due to different materials, the existing technology is used, the materials need to be separately stirred and mixed sequentially, the time spent is long, the working procedures are complex, if the materials are mixed together, the effects of multiple, quick, good and economical effects can be achieved, and how to achieve the effect of simultaneous mixing is a big problem facing the prior art.
Disclosure of Invention
Aiming at the problems of single mixing action and unobvious stirring effect in the material mixing process in the prior art, and how to obtain good mixing effect is the problem which needs to be solved urgently.
The technical scheme of the invention is as follows: a rotating device capable of rotating and radially stretching blades comprises a roller and an impeller, wherein the roller rotates around the center of the roller, a rotating shaft which is offset from the center of the roller is arranged in the roller, an impeller shaft sleeve is rotatably arranged on the periphery of the rotating shaft, the inner ends of the blades are respectively fixed on the periphery of the impeller shaft sleeve in different radial directions, a plurality of holes corresponding to the blades are formed in the periphery of the roller, a driving device is connected to the roller and drives the roller to roll, when the roller rolls, the rotating center of the roller is unchanged, the roller drives the impeller to rotate around the rotating shaft, and the blades of the impeller respectively do radial reciprocating movement in the peripheral holes of the roller corresponding to each other;
further, the roller comprises a roller with two open ends, a roller with one closed end or a roller with two closed ends;
further, the driving device connected with the roller comprises a roller wheel and a power transmission device thereof which drive the roller to rotate through frictional resistance or a roller peripheral gear ring and a power transmission device thereof which drive the roller to rotate through gear engagement;
further, the driving device connected to the drum comprises a central shaft arranged on the drum, a chain wheel, a gear or a belt pulley is arranged on the central shaft, and the chain wheel, the gear or the belt pulley is connected with the power device through a transmission device;
further, the rotating shaft is a straight shaft or a crankshaft;
furthermore, the blades are arranged in different radial directions of the periphery of the impeller shaft sleeve according to the same or different included angles, and one or more blades are arranged in the same radial direction of the periphery of the impeller shaft sleeve;
further, the blades are plate-shaped blades, and holes formed in the circumference of the roller corresponding to the plate-shaped blades are rectangular holes;
further, the central shaft is a straight shaft penetrating through the center of the roller and a half shaft arranged on end covers at one end or two ends of the roller.
The invention has the following positive effects: the rotating shaft offset from the center of a circle of the roller is arranged in the roller, the periphery of the roller is provided with a plurality of holes corresponding to the blades of the impeller, when the roller rotates by taking the center of the circle as the axis, on one hand, the roller is favorable for driving the impeller to rotate, on the other hand, the blades of the impeller do radial telescopic reciprocating motion along the holes corresponding to the blades on the periphery of the roller in the rotating process, and the blades stir materials in the rotating process; because the distance between the force applied to the blades in the rotation of the roller is less than the length of the whole blades, the moment is reduced, and meanwhile, because the blades extend to the periphery of the roller in different lengths in the rotation process, the flow quantity of materials at the periphery of the roller can be adjusted, and the materials can be stirred and mixed to different degrees; through with the offsetting between cylinder rotation center and the impeller pivot axle center, can change the length that the blade stretches out the cylinder periphery, through setting the pivot into the bent axle, can increase the degree of expansion of blade in the cylinder periphery, can further improve stirring, the mixed effect, through set up the gyro wheel of being connected with power device on the periphery or the central axle of cylinder, the gear, the sprocket, and belt pulley etc. can transmit power to the cylinder through transmission, make the cylinder rotate around cylinder center or central axle, thereby it is rotatory to drive the impeller, realize the stirring of material, mix, the compression etc., improve or change the stirring of material, mix, the compression etc. effect, save equipment operating time, improve the production efficiency of equipment.
Drawings
Fig. 1 is a schematic view of the overall structure of a rotating device with a straight rotating shaft of an impeller.
Fig. 2 is a schematic end-face structure diagram of a rotating device with a straight rotating shaft of an impeller.
Fig. 3 is a schematic top view of fig. 2.
Fig. 4 is a left side view of the structure of fig. 2.
Fig. 5 is a schematic view of the entire structure of a rotary device in which the rotation shaft of the impeller is a crankshaft.
Fig. 6 is a schematic end-face structure view of a rotating device in which the impeller rotating shaft is a crankshaft.
Fig. 7 is a side view of the structure of fig. 6.
Fig. 8 is a schematic diagram of a configuration utilizing half-shaft drive.
Description of reference numerals: 10-roller, 11-blade, 12-impeller shaft sleeve, 13-rotating shaft, 14-positioning roller, 15-rolling shaft, 16-speed reducing motor, 17-crank shaft, 18-crank, 19-main journal, 20-driving wheel, 21-end cover and 22-half shaft.
Detailed Description
The present invention will be described in detail below with reference to the drawings, from the viewpoint of both the straight shaft and the crankshaft. In the drawings, end caps for closing the end faces are not shown on the end faces of the drum in some of the drawings in order to clearly see the inner face structure.
The technical scheme of the invention is as follows: fig. 1 is a schematic view of the overall structure of a rotary device in which a rotating shaft of an impeller is a straight shaft. Fig. 5 is a schematic view of the entire structure of a rotary device in which the rotation shaft of the impeller is a crankshaft. The rotating device comprises a roller 10 and an impeller, the roller 10 rotates around the center of the roller 10, a rotating shaft 13 which is offset to the center of the roller 10 is arranged in the roller 10, an impeller shaft sleeve 12 is rotatably arranged on the periphery of the rotating shaft 13, the inner ends of blades 11 are respectively fixed on different radial directions of the periphery of the impeller shaft sleeve 12, holes corresponding to the blades 11 are formed in the periphery of the roller 10, a driving device is connected to the roller 10 and drives the roller 10 to roll, when the roller 10 rolls, the rotating center of the roller 10 is unchanged, the roller 10 drives the impeller to rotate around the rotating shaft 13, and the blades 11 of the impeller respectively do radial reciprocating movement in the holes on the periphery of the roller 10 corresponding to each other.
In the present embodiment, in order to rotate the drum 10 around its center, a plurality of rolling shafts 15 are provided on the periphery of the drum, positioning rollers 14 are rotatably provided on the rolling shafts 15, one or more of the positioning rollers are driving wheels 20, and the driving wheels 20 are connected to a driving device.
The rolling shafts 15 may be fixed to a side plate (not shown) on the outer side of the end of the drum 10, and the driving shaft of the driving wheel 20 may be rotatably disposed or pass through the side plate, and is connected to the reduction motor 16 directly or through a transmission.
The drum 10 includes a drum 10 of which both ends are open, a drum 10 of which one end is closed, or a drum 10 of which both ends are closed.
The driving device connected to the roller 10 includes a roller and a power transmission device thereof, which drive the roller 10 to rotate through frictional resistance, or a gear ring and a power transmission device thereof, which drive the roller 10 to rotate through gear engagement, on the periphery of the roller 10.
The drum 10 is connected with a driving device which comprises a central shaft arranged on the end face of the drum 10, a chain wheel, a gear or a belt pulley is arranged on the central shaft, and the chain wheel, the gear or the belt pulley is connected with a power device of the driving device through a transmission device.
The blades 11 are arranged at the same or different included angles in different radial directions of the outer periphery of the impeller shaft sleeve 12, and one or more blades 11 are arranged in the same radial direction of the outer periphery of the impeller shaft sleeve 12. In this embodiment, one vane 11 is provided in the same radial direction on the outer periphery of the impeller boss 12.
The plurality of blades 11 are plate-shaped blades, and holes formed in the circumference of the drum 10 corresponding to the plate-shaped blades are rectangular holes.
The central shaft is a straight shaft penetrating the center of the roller 10, and a half shaft is arranged on an end cover at one end or two ends of the roller 10. The half shafts refer to two shafts connected to the central positions of the end caps at both ends of the drum 10. If the shaft is a straight shaft and is provided with an end cover, the straight shaft and the end cover can be arranged according to the situation for sealing.
The length of the plurality of blades is larger than or equal to the sum of the radius of the roller 10 and the offset (or the length of the crank), and one end of each blade is fixed on the outer periphery of the impeller shaft sleeve 12, so that the blades are not contracted to the inner periphery of the roller 10, and the situation that the blades are difficult to insert into corresponding holes of the plurality of blades arranged on the periphery of the roller 10 does not exist.
The rotating shaft 13 is a straight shaft or a crankshaft, and the following is an embodiment using the straight shaft and the crankshaft.
In practical applications, the rolling shafts 15 extend to two ends of the rotating device, two ends of each rolling shaft 15 are provided with side plates (not shown) for fixing the rolling shafts 15, and a main journal 19 can be arranged in the middle of each side plate to fix a bearing frame of the main journal 19, so that the main journal 19 rotates around a bearing in the bearing frame.
Example 1
Fig. 1 is a schematic view of the overall structure of a rotating device in which the rotating shaft of an impeller is a straight shaft. Fig. 2 is a schematic end-face structure view of a rotating device in which the rotating shaft of the impeller is a straight shaft. Fig. 3 is a schematic top view of the structure of fig. 2. Fig. 4 is a left side view of the structure of fig. 2.
In this embodiment, the rotating shaft 13 of the impeller is a straight shaft, the axis of the rotating shaft 13 and the center of the drum are eccentrically arranged, the impeller rotates around the rotating shaft 13, the periphery of the drum 10 is provided with a plurality of rectangular holes, when the drum 10 rotates around the center of the drum, the rectangular holes of the drum 10 apply a rotating force to the plate-shaped blades, so that the impeller rotates around the rotating shaft 13, and the plate-shaped blades stretch and contract in the rectangular holes during rotation.
In the present embodiment, one large vane 11 is provided at the same angle around the impeller hub, and a plurality of vanes 11 may be provided in the same radial direction, if necessary. The included angles between the blades 11 may be the same or different, and in this embodiment, the included angles between the blades 11 are different.
In the present embodiment, the power device is a speed reducing motor 16, and the speed reducing motor 16 and the driving wheel 20 are on the same axis.
The driving power means may use hydraulic power in addition to the driving wheel 20, in which the driving drum 10 rotates to drive the impeller to rotate by connecting the driving power to the central shaft or the half shaft through a transmission.
Example 2
Fig. 5 is a schematic view of the entire structure of a rotary device in which the rotation shaft of the impeller is a crankshaft. Fig. 6 is a schematic end view of a rotary device in which the rotation shaft of the impeller is a crankshaft. Fig. 7 is a side view of the structure of fig. 6.
In this embodiment, the rotating shaft 13 is a crankshaft, the crankshaft includes a crankshaft 17 and a main journal 19, a crank 18 connected to two ends of the crankshaft 17 and the main journal 19; in the present embodiment, because the crankshaft is used, the rotation range of the blade 11 during the rotation of the impeller is enlarged, that is: the telescopic range of the blades 11 at the periphery of the roller 10 is enlarged, so that the stirring, mixing and compressing capacities of the blades on materials are improved; in the present embodiment, the power unit is the reduction motor 16, and the reduction motor 16 and the main journal 19 are connected on the same axis as in embodiment 1, but may be connected by a rotating unit.
When the crankshaft is used, the main journal of the crankshaft is located at the center of the roller 10, and the main journal 19 is inserted into the center of the roller 10.
In the present embodiment, one large vane 11 is provided at the same angle around the impeller boss 12 as in embodiment 1, and a plurality of vanes 11 may be provided in the same radial direction as required. The included angles between the blades 11 may be the same or different, and in this embodiment, the included angles between the blades 11 are different.
The driving power means may use hydraulic power in addition to the driving wheel 20, in which the driving drum 10 rotates to drive the impeller to rotate by connecting the driving power to the central shaft or the half shaft through a transmission.
Fig. 8 is a schematic structural diagram of a half-shaft drive, wherein an end cover 21 is arranged on the end surface of the roller 10, a half shaft 22 is arranged in the center of the end cover 21, and the half shaft can be connected with a speed reduction motor 16 through a transmission device or directly to drive the roller 10 to rotate, so as to drive the blades 11 of the impeller to rotate. The end cover 21 and the half shaft 22 provided on the end cover 21 may be provided on one side or both sides.
The present application does not show a half shaft fixed to a center shaft connected to the center of the drum 10 or an end surface of the drum 10, or an outer peripheral portion of the drum 10 as a core technology in the drawings, and this basic principle can be applied to various apparatuses in various industries, and it is necessary to provide specific conditions according to a use place, an application field, and the like, and therefore, the technology in the present application is applied as a core technology, and a plurality of corresponding patents in practical applications are applied.
Also in the later application patent applications, vane guide wheels, vane seal layers, etc. are provided in the holes corresponding to the peripheral vanes 11 of the drum as required.
If once only mix the proportion difference great, when requiring the material of the great two kinds of mixtures of difference to mixing the effect, can increase a container in the cylinder periphery again, under the cylinder state of erectting, add different mixtures respectively to two inside and outside containers of cylinder, the peripheral flexible hole position of blade of cylinder sets up the sealing layer, and the below sets up the discharge gate respectively, and the ejection of compact is the ejection of compact respectively, can once only mix out two kinds of different mixtures, if: when concrete and mortar are mixed simultaneously, the mixing can be completed by using the rotating device with the structure, but the invention is not limited to halving mixing of liquid and emulsion, and has the compression effect on fluffy materials of the materials.
According to the invention, the rotating shaft 13 which is offset at the center of the circle of the roller 10 is arranged in the roller 10, the circumference of the roller 10 is provided with the holes corresponding to the plurality of blades 11 of the impeller, when the roller 10 rotates by taking the center of the circle as the axis, on one hand, the roller is favorable for driving the impeller to rotate, and on the other hand, the blades 11 of the impeller are favorable for the blades 11 to do radial telescopic reciprocating motion along the holes corresponding to the plurality of blades 11 at the periphery of the roller 10 in the rotating process, so that materials are stirred in the rotating process of the blades 11; because the distance that the strength is applied to the blade 11 in the rotation of the cylinder 10 is less than the length of the whole blade 11, the stirring strength of the blade 11 can be improved, meanwhile, because the length that the blade 11 extends to the periphery of the cylinder 10 in the rotation process is different, the flow quantity of the materials at the periphery of the cylinder can be adjusted, and the materials can be stirred and mixed to different degrees; the length of the blade 11 extending out of the periphery of the roller 10 can be changed by offsetting the rotation center of the roller 10 and the axle center of the rotating shaft 13 of the impeller, the rotating shaft 13 is set to be a crankshaft, the flexibility of the blade 11 at the periphery of the roller 10 can be increased, the stirring and mixing effects can be further improved, the roller, the gear, the chain wheel, the belt pulley and the like connected with a power device are arranged at the periphery or the central shaft of the roller 10, power can be transmitted to the roller 10 through a transmission device, the roller 10 rotates around the center or the central shaft of the roller, the impeller is driven to rotate, the stirring, mixing, compressing and the like of materials are realized, the stirring, mixing, compressing and other effects of the materials are improved or changed, the running time of equipment is saved, and the production efficiency of the equipment is improved.
Claims (8)
1. A rotary device for rotating and radially extending and retracting a vane, comprising: the rotary device comprises a roller and an impeller, the roller rotates around the center of the roller, a rotating shaft which is offset to the center of the roller is arranged in the roller, an impeller shaft sleeve is arranged on the periphery of the rotating shaft in a rotating mode, the inner ends of blades are fixed on different radial directions of the periphery of the impeller shaft sleeve respectively, holes corresponding to a plurality of blades are formed in the periphery of the roller, a driving device is connected onto the roller and drives the roller to roll, when the roller rolls, the rotating center of the roller is unchanged, the roller drives the impeller to rotate around the rotating shaft, and the blades of the impeller do radial reciprocating movement in the corresponding peripheral holes of the roller respectively.
2. A rotary device for rotating and radially extending and retracting blades as claimed in claim 1, wherein: the roller comprises a roller with two open ends, a roller with one closed end or a roller with two closed ends.
3. A rotary device for rotating and radially extending and retracting blades as claimed in claim 1, wherein: the driving device connected with the roller comprises a roller wheel and a power transmission device thereof which drive the roller to rotate through frictional resistance or a roller peripheral gear ring and a power transmission device thereof which drive the roller to rotate through gear engagement.
4. A rotary device for rotating and radially extending and retracting blades as claimed in claim 1, wherein: the driving device connected to the roller comprises a central shaft arranged on the roller, a chain wheel, a gear or a belt pulley is arranged on the central shaft, and the chain wheel, the gear or the belt pulley is connected with the power device through a transmission device.
5. A rotary device for rotating and radially extending and retracting blades as claimed in claim 1, wherein: the rotating shaft is a straight shaft or a crankshaft.
6. A rotary device for rotating and radially extending and retracting blades as claimed in claim 1, wherein: the blades are arranged in different radial directions of the periphery of the impeller shaft sleeve according to the same or different included angles, and one or more blades are arranged in the same radial direction of the periphery of the impeller shaft sleeve.
7. A rotary device for rotating and radially extending and retracting blades as claimed in claim 1, wherein: the blades are plate-shaped blades, and the holes formed in the circumference of the roller corresponding to the plate-shaped blades are rectangular holes.
8. A rotary device for rotating and radially extending and retracting blades according to claim 4, wherein: the central shaft is a straight shaft penetrating through the center of the roller and a half shaft arranged on end covers at one end or two ends of the roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650379.3A CN110302690B (en) | 2019-07-18 | 2019-07-18 | Rotating device capable of rotating and radially stretching blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650379.3A CN110302690B (en) | 2019-07-18 | 2019-07-18 | Rotating device capable of rotating and radially stretching blades |
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| Publication Number | Publication Date |
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| CN110302690A CN110302690A (en) | 2019-10-08 |
| CN110302690B true CN110302690B (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910650379.3A Active CN110302690B (en) | 2019-07-18 | 2019-07-18 | Rotating device capable of rotating and radially stretching blades |
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| CN (1) | CN110302690B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110743433A (en) * | 2019-10-16 | 2020-02-04 | 吴国涛 | Coating processingequipment based on eccentric principle |
| CN111010988B (en) * | 2019-12-30 | 2022-01-14 | 河南职业技术学院 | Dust removal device for tail of harvester |
| CN114632374B (en) * | 2022-03-03 | 2023-07-14 | 呼伦贝尔安泰热电有限责任公司海拉尔热电厂 | High-efficient treatment facility of coal-containing waste water |
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| CN203842528U (en) * | 2014-05-16 | 2014-09-24 | 浙江雨兰建材有限公司 | Double-shaft dispersion machine |
| CN205797056U (en) * | 2016-05-30 | 2016-12-14 | 昆山大乘环保科技有限公司 | A kind of dry powder agitator |
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| AR096176A1 (en) * | 2013-05-06 | 2015-12-09 | Halliburton Energy Services Inc | PILL PREPARATION, STORAGE AND IMPLEMENTATION SYSTEM FOR DRILLING AND WELL FINISHING |
| CN103899474A (en) * | 2014-03-04 | 2014-07-02 | 哈尔滨工程大学 | Telescopic variable blade device |
| CN203768423U (en) * | 2014-03-29 | 2014-08-13 | 温州大正塑粉有限公司 | Mixing machine |
| CN204396786U (en) * | 2014-12-08 | 2015-06-17 | 重庆市特泰机械制造有限公司 | Coated sand mixer |
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