CN104841531A - Grinding machine comprising gears allowing opposite rotation - Google Patents
Grinding machine comprising gears allowing opposite rotation Download PDFInfo
- Publication number
- CN104841531A CN104841531A CN201510214619.7A CN201510214619A CN104841531A CN 104841531 A CN104841531 A CN 104841531A CN 201510214619 A CN201510214619 A CN 201510214619A CN 104841531 A CN104841531 A CN 104841531A
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- Prior art keywords
- gear
- central shaft
- mill
- external
- teeth
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a grinding machine comprising gears allowing opposite rotation. The grinding machine comprises a grinding machine main body, a controller and a driving motor, wherein the controller and the driving motor are arranged outside the grinding machine main body; a grinding assembly which is connected with the external driving motor is arranged inside the grinding machine main body; the driving motor is controlled by the external controller to rotate so as to drive the grinding assembly to work; the grinding assembly comprises a gear main body and a center shaft; the gear main body is connected onto the center shaft in a sleeving mode; the gear main body comprises the internal gear and the external gear; the internal gear comprises a first end surface and a second end surface and the external gear comprises a first end surface and a second end surface; the rotating direction of the internal gear is opposite to the rotating direction of the external gear; the first end surface of the internal gear is provided with an annular groove which is matched with the upper portion of the center shaft; a plurality of threaded holes are uniformly formed in the annular groove; the center shaft comprises the upper portion and the lower portion which are connected with each other through the gears in a meshed mode; the upper portion or the lower portion of the center shaft is connected with the external driving motor. The grinding machine comprising the gears allowing the opposite rotation has the advantages of being high in efficiency and good in compatibility.
Description
Technical field
The invention belongs to and pulverize milling apparatus field, be specifically related to that a kind of have can the mill of swing pinion relatively.
Background technology
Turbine stirrer makes liquid, gas medium forced convection mixed uniformly device.The type of agitator, size and rotating speed, have impact to the distribution of power of agitator between overall flow and turbulence pulsation.In general, the power division of turbine agitator is favourable to turbulence pulsation, and propeller mixer is favourable to overall flow.
China national Department of Intellectual Property, disclose the application for a patent for invention file that name is called " agitator of stirred tank ", its application number is: 201310238633.1, the applying date is: on June 17th, 2013, which disclose a kind of agitator of stirred tank, comprise hollow shaft, upper impeller, lower impeller, under upper impeller, impeller all has the bending plate blade of circular arc, upper impeller plate blade is inclined upwardly, lower impeller plate blade is downward-sloping, the axis being parallel of plate blade is in hollow shaft axis, the program solves single impeller, blade is the unreasonable problem causing mixing effect bad of agitator structure of radial plate blade structure, mixing effect is significantly improved.
Also there are the following problems for above-mentioned patent:
(1) up and down impeller is and has the bending plate blade of circular arc, and in whipping process, contact area is little, stirs for solid-liquid, can not fast and effectively by the solid of precipitation and liquid agitation evenly, and solid-liquid mixing effect is poor.
(2) structure is fixed, and only includes upper and lower two impellers, defines the volume of agitator, makes to stir object and fixes, well not compatible.
Application number is 201310596005.0, the applying date is a kind of turbine stirrer disclosed in 22 days November in 2013, comprise paddle, described paddle comprises central shaft, impeller, and described impeller comprises wheel disc, blade, bearing, and described wheel disc outer ring evenly arranges blade, described turbine stirrer comprises at least one pair of impeller, often pair of impeller includes impeller, lower impeller, and the blade of described upper impeller is inclined upwardly, and the blade of lower impeller is downward-sloping; Described central shaft is the independent hollow-core construction be socketed on respectively on wheel disc metal (upper; Described blade is obliquely installed in the same way relative to wheel card; The blade of described upper impeller is contrary relative to the incline direction of taking turns card with the blade of lower impeller.Impeller is arranged in pairs, the tendency of impeller up and down of often pair of impeller is contrary, and blade on impeller is contrary relative to the incline direction of wheel disc, makes in this device busy process, internal solids liquid, no matter clockwise, counterclockwise, upwards, move downward and all can play good mixing effect.
Although this patent solves some problems of above-mentioned patent, also there is certain drawback for grinding ultra-fine material in the blade shape in this patent, grind precision low, and efficiency is low.
Summary of the invention
Technical problem to be solved by this invention is: provide that a kind of have can the mill of swing pinion relatively, solves in prior art and pulverizes milling apparatus precision and inefficient problem.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
It is a kind of that have can the mill of swing pinion relatively, comprise mill main body and be arranged at controller and the drive motors of mill body exterior, mill body interior arranges the grinding assembly be connected with external drive motors, peripheral control unit controls drive motors and rotates, drive grinding assembly works, described grinding assembly comprises gear body and central shaft, gear body is socketed on central shaft, described gear body comprises internal gear, external gear, this is interior, external gear is circle ring column, and include first, second end face, wherein, in, first end face of external gear evenly processes several teeth, the number of teeth on two gears is identical, central shaft comprises, lower two parts, internal gear is connected with the top of central shaft, external gear is connected with the bottom of central shaft, in, the rotation direction of external gear is contrary, first end face of internal gear is arranged the annular groove cooperatively interacted with central shaft top, in annular groove, several screwed holes are evenly set, and the first end face is positioned in same level, this annular groove is positioned at the outer edge of internal gear, central shaft upper, lower two parts adopt gears meshing to connect, top or the bottom of central shaft are connected with external drive motors.
Described screwed hole at least comprises 8, is evenly arranged in annular groove.
Each tooth forms by the curved end of two different lengths, and the angle between two curved ends is greater than 45 degree, and the incline direction of inside and outside gear teeth is contrary.
The number of teeth of described internal gear and the number of teeth of external gear are odd number and at least comprise 5 teeth.
The number of teeth of described internal gear and the number of teeth of external gear are 9.
Described controller comprises central processing unit, display module, control panel, alarm module, radio receiving transmitting module, wherein, control panel is used for arranging abrasive parameters, display module is for showing state and the parameter of mill, alarm module is used for sending warning message when this mill or controller break down, and radio receiving transmitting module is for transmitting Long-distance Control parameter or state parameter.
The central processing unit of described controller is ARM9 series monolithic.
Compared with prior art, the present invention has following beneficial effect:
1, the gear body inside and outside gear that is divided into rotation direction contrary, each gear processes some teeth, tooth incline direction on inside and outside gear is contrary, and directly in gear body, processes tooth, so not only adds the intensity of tooth, add the centrifugal force produced when gear body rotates simultaneously, make to pulverize the meticulousr of grinding, improve and grind precision, and, rotation direction makes the speed pulverized accelerate on the contrary, effectively improves operating efficiency.
2, central shaft is divided into upper and lower two parts, and is all connected with external drive motors, make inside and outside gear can separately centrally axle rotate, conveniently control rotation direction, enhance the control flexibility of this device.
3, set the angle between the shape of tooth and cambered surface, enhance the intensity of tooth.
4, the central processing unit of controller adopts ARM9 series monolithic, owing to having reduced instruction, has the characteristic of low cost, high-performance, low power consumption.
5, adopt radio receiving transmitting module some controling parameters of mill or state parameter can be transferred to remote control terminal, facilitate the work of remote terminal to this mill to monitor.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is structure longitudinal sectional drawing of the present invention.
Wherein, being designated in figure: 1-external gear; 2-internal gear; 3-external tooth; 4-internal tooth; The top of 5-central shaft; Annular groove in 6-; 7-screwed hole; 8-external annular groove; 9-upper cover; 10-lower cover; The bottom of 11-central shaft.
Detailed description of the invention
Below in conjunction with accompanying drawing, structure of the present invention and the course of work are described further.
As Fig. 1, shown in Fig. 2, it is a kind of that have can the mill of swing pinion relatively, comprise mill main body and be arranged at controller and the drive motors of mill body exterior, mill body interior arranges the grinding assembly be connected with external drive motors, peripheral control unit controls drive motors and rotates, drive grinding assembly works, described grinding assembly comprises gear body and central shaft, gear body is socketed on central shaft, described gear body comprises internal gear 2, external gear 1, this is interior, external gear is circle ring column, and include first, second end face, wherein, in, first end face of external gear evenly processes several teeth, internal gear 2 is arranged internal tooth 4, external gear 1 is arranged external tooth 3, the number of teeth on two gears is identical, central shaft comprises, lower two parts, internal gear 2 is connected with the top 5 of central shaft, external gear 1 is connected with the bottom 11 of central shaft, in, the rotation direction of external gear is contrary, first end face of internal gear 2 is arranged the annular groove cooperatively interacted with the top 5 of central shaft, external gear 1 is arranged external annular groove 8, internal gear 2 is arranged interior annular groove 6, several screwed holes 7 are evenly set in annular groove, and the first end face is positioned in same level, this annular groove is positioned at the outer edge of internal gear, central shaft upper, lower two parts adopt gears meshing to connect, top or the bottom of central shaft are connected with external drive motors.The top 5 of central shaft arranges upper cover 9, and the bottom 11 of central shaft arranges lower cover 10, and upper cover and lower cover are used for preventing outside material from entering in central shaft.
Described screwed hole at least comprises 8, is evenly arranged in annular groove, all arranges at least 8 screwed holes in inner and outer rings connected in star.
Each tooth forms by the curved end of two different lengths, and the angle between two curved ends is greater than 45 degree, and the incline direction of inside and outside gear teeth is contrary.
The number of teeth of described internal gear and the number of teeth of external gear are odd number and at least comprise 5 teeth.
The number of teeth of described internal gear and the number of teeth of external gear are 9.
Described controller comprises central processing unit, display module, control panel, alarm module, radio receiving transmitting module, wherein, control panel is used for arranging abrasive parameters, display module is for showing state and the parameter of mill, alarm module is used for sending warning message when this mill or controller break down, and radio receiving transmitting module is for transmitting Long-distance Control parameter or state parameter.
The central processing unit of described controller is ARM9 series monolithic.
Specific embodiment one,
It is a kind of that have can the mill of swing pinion relatively, comprise mill main body and be arranged at controller and the drive motors of mill body exterior, mill body interior arranges the grinding assembly be connected with external drive motors, peripheral control unit controls drive motors and rotates, drive grinding assembly works, described grinding assembly comprises gear body and central shaft, gear body is socketed on central shaft, described gear body comprises internal gear 2, external gear 1, this is interior, external gear is circle ring column, and include first, second end face, wherein, in, first end face of external gear evenly processes several teeth, internal gear 2 is arranged internal tooth 4, external gear 1 is arranged external tooth 3, the number of teeth on two gears is 5, each tooth forms by the curved end of two different lengths, angle between two curved ends is 90 degree, in, the incline direction of external gear teeth is contrary, central shaft comprises, lower two parts, internal gear 2 is connected with the top 5 of central shaft, external gear 1 is connected with the bottom 11 of central shaft, in, the rotation direction of external gear is contrary, first end face of internal gear 2 is arranged the annular groove cooperatively interacted with the top 5 of central shaft, external gear 1 is arranged external annular groove 8, internal gear 2 is arranged interior annular groove 6, 8 screwed holes are evenly set in each annular groove, first end face of inside and outside gear is positioned in same level, and this annular groove is positioned at the outer edge of internal gear, and upper and lower two parts of central shaft adopt gears meshing to connect, and top or the bottom of central shaft are connected with external drive motors.The top 5 of central shaft arranges upper cover 9, and the bottom 11 of central shaft arranges lower cover 10, and upper cover and lower cover are used for preventing outside material from entering in central shaft.
A wherein part in upper and lower two parts of central shaft is connected with external drive motors, drive motors is connected with power supply and controller, upper and lower two parts due to central shaft adopt gears meshing to connect, so, during work, controller controls drive motors and rotates, and drives inside and outside gear relative to rotating in the other direction.Controller controls rotating speed and the time of inside and outside gear, according to the material pulverized and precision set.
Specific embodiment two,
It is a kind of that have can the mill of swing pinion relatively, comprise mill main body and be arranged at controller and the drive motors of mill body exterior, mill body interior arranges the grinding assembly be connected with external drive motors, peripheral control unit controls drive motors and rotates, drive grinding assembly works, described grinding assembly comprises gear body and central shaft, gear body is socketed on central shaft, described gear body comprises internal gear 2, external gear 1, this is interior, external gear is circle ring column, and include first, second end face, wherein, in, first end face of external gear evenly processes several teeth, internal gear 2 is arranged internal tooth 4, external gear 1 is arranged external tooth 3, the number of teeth on two gears is 7, each tooth forms by the curved end of two different lengths, angle between two curved ends is 75 degree, in, the incline direction of external gear teeth is contrary, central shaft comprises, lower two parts, internal gear 2 is connected with the top 5 of central shaft, external gear 1 is connected with the bottom 11 of central shaft, in, the rotation direction of external gear is contrary, first end face of internal gear 2 is arranged the annular groove cooperatively interacted with the top 5 of central shaft, external gear 1 is arranged external annular groove 8, internal gear 2 is arranged interior annular groove 6, 8 screwed holes are evenly set in each annular groove, first end face of inside and outside gear is positioned in same level, and this annular groove is positioned at the outer edge of internal gear, and upper and lower two parts of central shaft adopt gears meshing to connect, and top or the bottom of central shaft are connected with external drive motors.The top 5 of central shaft arranges upper cover 9, and the bottom 11 of central shaft arranges lower cover 10, and upper cover and lower cover are used for preventing outside material from entering in central shaft.
A wherein part in upper and lower two parts of central shaft is connected with external drive motors, drive motors is connected with power supply and controller, upper and lower two parts due to central shaft adopt gears meshing to connect, so, during work, controller controls drive motors and rotates, and drives inside and outside gear relative to rotating in the other direction.Controller controls rotating speed and the time of inside and outside gear, according to the material pulverized and precision set.
Specific embodiment three,
It is a kind of that have can the mill of swing pinion relatively, comprise mill main body and be arranged at controller and the drive motors of mill body exterior, mill body interior arranges the grinding assembly be connected with external drive motors, peripheral control unit controls drive motors and rotates, drive grinding assembly works, described grinding assembly comprises gear body and central shaft, gear body is socketed on central shaft, described gear body comprises internal gear 2, external gear 1, this is interior, external gear is circle ring column, and include first, second end face, wherein, in, first end face of external gear evenly processes several teeth, internal gear 2 is arranged internal tooth 4, external gear 1 is arranged external tooth 3, the number of teeth on two gears is 9, each tooth forms by the curved end of two different lengths, angle between two curved ends is 60 degree, in, the incline direction of external gear teeth is contrary, central shaft comprises, lower two parts, internal gear 2 is connected with the top 5 of central shaft, external gear 1 is connected with the bottom 11 of central shaft, in, the rotation direction of external gear is contrary, first end face of internal gear 2 is arranged the annular groove cooperatively interacted with the top 5 of central shaft, external gear 1 is arranged external annular groove 8, internal gear 2 is arranged interior annular groove 6, 8 screwed holes are evenly set in each annular groove, first end face of inside and outside gear is positioned in same level, and this annular groove is positioned at the outer edge of internal gear, and upper and lower two parts of central shaft adopt gears meshing to connect, and top or the bottom of central shaft are connected with external drive motors.The top 5 of central shaft arranges upper cover 9, and the bottom 11 of central shaft arranges lower cover 10, and upper cover and lower cover are used for preventing outside material from entering in central shaft.
A wherein part in upper and lower two parts of central shaft is connected with external drive motors, drive motors is connected with power supply and controller, upper and lower two parts due to central shaft adopt gears meshing to connect, so, during work, controller controls drive motors and rotates, and drives inside and outside gear relative to rotating in the other direction.Controller controls rotating speed and the time of inside and outside gear, according to the material pulverized and precision set.
Specific embodiment four,
It is a kind of that have can the mill of swing pinion relatively, comprise mill main body and be arranged at controller and the drive motors of mill body exterior, mill body interior arranges the grinding assembly be connected with external drive motors, peripheral control unit controls drive motors and rotates, drive grinding assembly works, described grinding assembly comprises gear body and central shaft, gear body is socketed on central shaft, described gear body comprises internal gear 2, external gear 1, this is interior, external gear is circle ring column, and include first, second end face, wherein, in, first end face of external gear evenly processes several teeth, internal gear 2 is arranged internal tooth 4, external gear 1 is arranged external tooth 3, the number of teeth on two gears is 11, each tooth forms by the curved end of two different lengths, angle between two curved ends is 45 degree, in, the incline direction of external gear teeth is contrary, central shaft comprises, lower two parts, internal gear 2 is connected with the top 5 of central shaft, external gear 1 is connected with the bottom 11 of central shaft, in, the rotation direction of external gear is contrary, first end face of internal gear 2 is arranged the annular groove cooperatively interacted with the top 5 of central shaft, external gear 1 is arranged external annular groove 8, internal gear 2 is arranged interior annular groove 6, 8 screwed holes are evenly set in each annular groove, first end face of inside and outside gear is positioned in same level, and this annular groove is positioned at the outer edge of internal gear, and upper and lower two parts of central shaft adopt gears meshing to connect, and top or the bottom of central shaft are connected with external drive motors.The top 5 of central shaft arranges upper cover 9, and the bottom 11 of central shaft arranges lower cover 10, and upper cover and lower cover are used for preventing outside material from entering in central shaft.
A wherein part in upper and lower two parts of central shaft is connected with external drive motors, drive motors is connected with power supply and controller, upper and lower two parts due to central shaft adopt gears meshing to connect, so, during work, controller controls drive motors and rotates, and drives inside and outside gear relative to rotating in the other direction.Controller controls rotating speed and the time of inside and outside gear, according to the material pulverized and precision set.
The number of teeth of gear is more, and the angle of each tooth two cambered surfaces is less, and the number of teeth of gear can be determined according to the diameter of gear body, and diameter is larger, and the number of teeth can be oppositely arranged more.Screwed hole is fixing insecure very little, and too many waste material, therefore, selects 8-16 screwed hole proper according to the diameter of gear body.
The above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And these belong to connotation of the present invention the apparent change of extending out or variation still belong to protection scope of the present invention.
Claims (7)
1. one kind have can the mill of swing pinion relatively, it is characterized in that: comprise mill main body and be arranged at controller and the drive motors of mill body exterior, mill body interior arranges the grinding assembly be connected with external drive motors, peripheral control unit controls drive motors and rotates, drive grinding assembly works, described grinding assembly comprises gear body and central shaft, gear body is socketed on central shaft, described gear body comprises internal gear, external gear, this is interior, external gear is circle ring column, and include first, second end face, wherein, in, first end face of external gear evenly processes several teeth, the number of teeth on two gears is identical, central shaft comprises, lower two parts, internal gear is connected with the top of central shaft, external gear is connected with the bottom of central shaft, in, the rotation direction of external gear is contrary, first end face of internal gear is arranged the annular groove cooperatively interacted with central shaft top, in annular groove, several screwed holes are evenly set, and the first end face is positioned in same level, this annular groove is positioned at the outer edge of internal gear, central shaft upper, lower two parts adopt gears meshing to connect, top or the bottom of central shaft are connected with external drive motors.
2. according to claim 1 have can the mill of swing pinion relatively, it is characterized in that: described screwed hole at least comprises 8, is evenly arranged in annular groove.
3. according to claim 1 have can the mill of swing pinion relatively, it is characterized in that: each tooth forms by the curved end of two different lengths, and the angle between two curved ends is greater than 45 degree, and the incline direction of inside and outside gear teeth is contrary.
4. according to claim 1 have can the mill of swing pinion relatively, it is characterized in that: the number of teeth of described internal gear and the number of teeth of external gear are odd number and at least comprise 5 teeth.
5. according to claim 4 have can the mill of swing pinion relatively, it is characterized in that: the number of teeth of described internal gear and the number of teeth of external gear are 9.
It is 6. according to claim 1 that have can the mill of swing pinion relatively, it is characterized in that: described controller comprises central processing unit, display module, control panel, alarm module, radio receiving transmitting module, wherein, control panel is used for arranging abrasive parameters, display module is for showing state and the parameter of mill, alarm module is used for sending warning message when this mill or controller break down, and radio receiving transmitting module is for transmitting Long-distance Control parameter or state parameter.
7. according to claim 6 have can the mill of swing pinion relatively, it is characterized in that: the central processing unit of described controller is ARM9 series monolithic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510214619.7A CN104841531A (en) | 2015-04-30 | 2015-04-30 | Grinding machine comprising gears allowing opposite rotation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510214619.7A CN104841531A (en) | 2015-04-30 | 2015-04-30 | Grinding machine comprising gears allowing opposite rotation |
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| Publication Number | Publication Date |
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| CN104841531A true CN104841531A (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510214619.7A Pending CN104841531A (en) | 2015-04-30 | 2015-04-30 | Grinding machine comprising gears allowing opposite rotation |
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| CN (1) | CN104841531A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107971121A (en) * | 2017-12-08 | 2018-05-01 | 颍上县国峰米业有限公司 | A kind of control system of rice crusher |
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| CN86102488A (en) * | 1985-04-11 | 1986-11-05 | 阿托化学公司 | Body is produced the technology and the vertical retort of vinyl chloride-base polymer and multipolymer |
| CN2158301Y (en) * | 1993-03-26 | 1994-03-09 | 郭洪臣 | Double-shaft helice mixer |
| US6488401B1 (en) * | 1998-04-02 | 2002-12-03 | Anthony E. Seaman | Agitators for wave-making or mixing as for tanks, and pumps and filters |
| CN200970513Y (en) * | 2006-11-17 | 2007-11-07 | 陈国华 | Stirrer vane |
| CN101888903A (en) * | 2007-10-05 | 2010-11-17 | 国际创新技术有限公司 | Multi-sectional roller mill |
| CN202343190U (en) * | 2011-08-11 | 2012-07-25 | 许洪军 | Top-bottom double--tirrer spiral ribbon type reaction kettle |
| CN103585917A (en) * | 2013-11-22 | 2014-02-19 | 无锡俊达测试技术服务有限公司 | Turbine stirrer |
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2015
- 2015-04-30 CN CN201510214619.7A patent/CN104841531A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3140860A (en) * | 1960-12-30 | 1964-07-14 | Kenneth E Mcconnaughay | Emulsifier |
| CN86102488A (en) * | 1985-04-11 | 1986-11-05 | 阿托化学公司 | Body is produced the technology and the vertical retort of vinyl chloride-base polymer and multipolymer |
| CN2158301Y (en) * | 1993-03-26 | 1994-03-09 | 郭洪臣 | Double-shaft helice mixer |
| US6488401B1 (en) * | 1998-04-02 | 2002-12-03 | Anthony E. Seaman | Agitators for wave-making or mixing as for tanks, and pumps and filters |
| CN200970513Y (en) * | 2006-11-17 | 2007-11-07 | 陈国华 | Stirrer vane |
| CN101888903A (en) * | 2007-10-05 | 2010-11-17 | 国际创新技术有限公司 | Multi-sectional roller mill |
| CN202343190U (en) * | 2011-08-11 | 2012-07-25 | 许洪军 | Top-bottom double--tirrer spiral ribbon type reaction kettle |
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| CN107971121A (en) * | 2017-12-08 | 2018-05-01 | 颍上县国峰米业有限公司 | A kind of control system of rice crusher |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
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Application publication date: 20150819 |
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| RJ01 | Rejection of invention patent application after publication |