CN201659002U - Hammer mill with built-in feeding fan and rotating screen - Google Patents
Hammer mill with built-in feeding fan and rotating screen Download PDFInfo
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- CN201659002U CN201659002U CN2010201313829U CN201020131382U CN201659002U CN 201659002 U CN201659002 U CN 201659002U CN 2010201313829 U CN2010201313829 U CN 2010201313829U CN 201020131382 U CN201020131382 U CN 201020131382U CN 201659002 U CN201659002 U CN 201659002U
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Abstract
The utility model discloses a hammer mill with a built-in feeding fan and a rotating screen. The hammer mill comprises a shell, a driving device, and a rotating-screen assembly and a rotor assembly arranged in the shell. The rotating-screen assembly comprises a fan and a screen. The rotor assembly comprises a hammer rack plate and a hammer sheet; the driving device synchronously drives the rotating-screen assembly and the rotor assembly to rotate in reverse directions; the fan throws materials to the tail end of the hammer sheet along 360 DEG direction, so as to lead the materials to be milled under the role of the hammer sheet, meanwhile, reverse rotation of the rotating-screen assembly and the rotor assembly can prevent forming of material circulation layer and avoid problems of material blockage, over milling, uneven granularity, high material temperature, large milling loss, and large energy consumption. The screen with a wrap angle of 360 DEG rotation facilitates material discharging, so as to realize 360 DEG material feeding, 360 DEG material discharging; therefore, problems caused by traditional mill screen fixing and limited feeding direction are solved. The hammer mill has advantages of high efficiency, energy saving, environmental protection, and good quality of finished products, can be applied to vertical/horizontal type hammer mill, and has wide application range.
Description
Technical field
The utility model relates to fields such as feed, food, chemical industry, pharmacy and is used for the machinery that material is pulverized, the beater disintegrating machine of particularly a kind of built-in feeding fan and rotary screen.
Background technology
Beater disintegrating machine is that industries such as feed, food, chemical industry, pharmacy are used for material by high speed shear, hammering, and under the driving of air blast, obtain the equipment of required pulvis through screen filtration, feedstuff industry particularly, disintegrating apparatus generally accounts for the 35%-60% of total installation of generating capacity, and is of many uses.
In the prior art, beater disintegrating machine discrete and horizontal two kinds vertically generally are used for medium-sized pulverizer; Horizontally be used for, large-scale pulverizer, mainly adopt radially, axial and tangential feeding manner, the sieve sheet cornerite that different feeding manners is corresponding different, in general, the cornerite maximum can reach 300 °.
Existing beater disintegrating machine has following deficiency:
1. feeding manner is limited, horizontal is the single-point charging, on the rotor each row's hammer leaf need rotate a circle (360 °) could form once material and hit, vertical at most also have only 3 chargings at present, therefore, each row's hammer leaf rotates a circle and at most also can only form three strikes to material, in rotating a circle, hammer leaf only material is formed effective shearing and hammering at one or several point, and most of the time is in idling conditions, cause material grinding efficient to be subjected to great restriction, capacity usage ratio is not high yet, in addition, because the shearing and the hammering material of hammer leaf intermittence, its suffered load is also inhomogeneous, causes vibration equipment, noise is relatively large, motor also there is adverse effect;
2. traditional beater disintegrating machine is because feeding manner has limited the orientation of charging aperture, the screen cloth cornerite can't reach 360 °, and must be fixing so that material enters crushing chamber by breach, sieve sheet inner ring forms the material circulation layer when causing moving, because material causes hammer leaf not form effective strike to material with the rotation of rotor hammer leaf, bigger to crush efficiency and quality influence equally, and increased energy consumption, simultaneously, circulation layer makes pulverized small particles material in time not discharge screen cloth and material is excessively pulverized, not only increase unnecessary energy consumption, also bring raw meal particle size inhomogeneous, the material temperature is high, problems such as consumption is big contract;
3. the charging breach must be fixed and reserve to traditional pulverizer screen cloth, can not 360 ° of sealing, and make the discharge angle limited, screen area is less relatively, and little sieve aperture (Φ 1.0mm is following) is easily caused stifled sieve phenomenon, and material can't effectively be discharged in maximum magnitude;
4. traditional pulverizer screen cloth is fixed, discharging difficulty, the wind-force dedusting accessory system of need configure dedicated, increase the cost of the input of equipment and maintenance, cleaning, environment has also easily been caused dust pollution, simultaneously, also increased total installation of generating capacity, space hold is bigger, and energy consumption increases;
5. big, high, the rapid wear of manufacturing cost of the pressure screen(ing) machine structure heaviness of traditional pulverizer, difficulty of processing.
At above-mentioned deficiency, need to explore a kind of beater disintegrating machine, make it solve that the crush efficiency that traditional beater disintegrating machine has is low, discharge is smooth, energy consumption is high, influence end product quality and benefit, problem such as seriously polluted, manufacturing maintenance cost height.
The utility model content
In view of this, the utility model provides the beater disintegrating machine of a kind of built-in feeding fan and rotary screen, and this pulverizer can be in 360 ° of direction chargings and pulverizing, simultaneously also can 360 ° of discharges, discharge is unimpeded, has efficient, low energy consumption, end product quality height, increases advantages such as benefit, environmental protection.
The beater disintegrating machine of built-in feeding fan of the present utility model and rotary screen comprises housing, drive unit, is arranged at and revolves sieve assembly and rotor assembly in the housing; The described sieve assembly that revolves comprises blower fan and tubular screen, described blower fan comprises circular inner panel and the circular outside plate that is arranged in parallel, described inner panel is being rotatably assorted around mode and the housing that himself axis rotates, inner panel and outside plate are by being arranged between the two and being connected along the vanes fixed of the rotating shaft radial radiation of inner panel, the outside plate middle part is provided with material inlet, described screen one end is fixedly connected on the outside plate and surrounds the material crushing chamber jointly near a side of inner panel and with inner panel, outside plate, forms the material channel that is communicated with material inlet and material crushing chamber between the adjacent blades; Described rotor assembly is arranged in the material crushing chamber, comprise the hammer frame plate that is rotatably assorted by main shaft and housing and circumferentially be set up in parallel hammer slice axis on hammer frame plate along main shaft removably, be with hammer leaf side by side outward in the mode of being rotatably assorted on the described hammer slice axis, described drive unit transmission cooperates inner panel and main shaft, and the charging aperture and the air inlet that are communicated with material inlet are set on the described housing.
Further, described drive unit comprises motor and planet wheel decelerator, the rotating shaft of described motor and main shaft are along circumferential secure fit, planet wheel decelerator comprise the driving gear that is fixedly set on the main shaft and with the reduction case of the coaxial setting of driving gear, driving gear is positioned at reduction case, ring gear is set on the reduction case, meshes simultaneously with driving gear and ring gear and be provided with planetary gear, the fixedly connected inner panel of described reduction case;
Further, described reduction case and inner panel are eccentric is provided with;
Further, described screen comprises two sieve bend sheets that are oppositely arranged, the described sieve assembly that revolves also comprises the arc holder sieve plate that is used for governor weight sieve gap, the holder sieve plate is can circumferentially being set up in parallel in revolving on the sieve assembly the fixedly connected holder sieve plate in described sieve bend sheet two ends along screen along the mode of main shaft radiai adjustment;
Further, radially be provided with waist shape adjustment hole on the described outside plate, the holder sieve plate is fixedlyed connected with outside plate by the screw that passes waist shape adjustment hole;
Further, described sieve bend sheet edge correspondence is provided with the pressure screen device, press screen device to comprise flexible steel band, snap close and hook, snap close and hook are fixedly set in the two ends of flexible steel band respectively, press screen device to make the sieve bend sheet compress the compacting ring of holder sieve plate by snap close and the end to end formation of hook for two;
Further, the described hammer leaf dual-side that is positioned at circumferencial direction all is provided with cutting edge;
Further, described main shaft is horizontally disposed with, and described screen is the tubular construction of both ends open, and the described sieve assembly that revolves comprises two blower fans that are symmetricly set in the screen two ends, and described charging aperture is communicated with the material inlet of two blower fans respectively.
Further, the fixedly connected coupling bar that is provided with between the outside plate of described two blower fans;
Further, described main shaft vertically is provided with, and described screen one end is provided with end sieve, and the fixedly connected outside plate of the other end also surrounds the material crushing chamber jointly with inner panel, outside plate.
The beneficial effect of utility model: the beater disintegrating machine of built-in feeding fan of the present utility model and rotary screen has the following advantages:
1) 360 ° of feedings and discharge can effectively improve material and be sheared probability with hammering, enhance productivity, and have avoided the idle running energy consumption simultaneously, reach energy-efficient purpose;
2) reduce noise and dust pollution, reach the purpose of environmental protection;
3) can effectively destroy the material circulation layer, avoid solid accumulation and make material temperature too high, in order to avoid material pyrometamorphism or moisture content excessive loss, adapt to the material grinding that relative water content is higher or have low temperature process to require, effectively guarantee the quality of gained finished product, applied range, economic benefit height;
4) need not special-purpose dedusting discharge accessory system, the flexible screen device of pressing is simple in structure, easy to use, effectively reduces device fabrication, maintenance, clears up, takes up room and cost that energy resource consumption is brought;
5) stifled sieve also can be effectively avoided in screen vibration and relative hammer leaf counter-rotating.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described.
Fig. 1 is the structural representation of the horizontal built-in feeding fan rotary screen beater disintegrating machine of the utility model;
Fig. 2 is the structural representation of vertical built-in feeding fan rotary screen beater disintegrating machine;
Fig. 3 is for revolving sieve assembly front view;
Fig. 4 is for revolving sieve assembly structure schematic diagram.
The specific embodiment
Fig. 1 is the structural representation of the horizontal built-in feeding fan rotary screen beater disintegrating machine of the utility model, Fig. 2 is the structural representation of vertical built-in feeding fan rotary screen beater disintegrating machine, Fig. 3 is for revolving sieve assembly front view, Fig. 4 is for revolving sieve assembly structure schematic diagram, as shown in the figure: the built-in feeding fan of present embodiment and the beater disintegrating machine of rotary screen comprise housing 1, drive unit, are arranged at and revolve sieve assembly and rotor assembly in the housing 1; The described sieve assembly that revolves comprises blower fan and tubular screen 2, described blower fan comprises circular inner panel 3 and the circular outside plate 4 that is arranged in parallel, described inner panel 3 is being rotatably assorted around mode and the housing 1 that himself axis rotates, inner panel 3 and outside plate 4 are by being arranged between the two and fixedlying connected along the blade 5 of the rotating shaft radial radiation of inner panel 3, outside plate 4 middle parts are provided with material inlet 6, described screen 2 one ends be fixedly connected on the outside plate 4 near a side of inner panel 3 and with inner panel 3, outside plate 4 surrounds material crushing chamber 7 jointly, forms along the rotating shaft radial radiation between the adjacent blades 5 and is communicated with material inlet 6 and the material channel 8 of material crushing chamber 7; Described rotor assembly is arranged in the material crushing chamber 7, comprise that the hammer frame plate 9 that is rotatably assorted by main shaft 9a and housing 1 and four are circumferentially uniform and be arranged at hammer slice axis on the hammer frame plate 9 removably along main shaft 9a, be with hammer leaf 10 side by side outward in the mode of being rotatably assorted on the every hammer slice axis, can increase or reduce hammer leaf density according to actual conditions, to reach best crushing effect, described drive unit transmission cooperates inner panel 3 and main shaft 9a, the charging aperture 1a and the air inlet 1b that are communicated with material inlet 6 are set on the described housing 1, during use, drive unit drives the inner panel rotation, drive the rotation of blower fan and screen, material enters from charging aperture, freely falling body is to material inlet under the gravity effect, and the air-flow that fan blade produces sucks material channel with material, under air-flow and action of centrifugal force, material is admitted to the material crushing chamber along 360 ° from all directions, hammer frame plate drives hammer leaf and in the circumference optional position very first time it is sheared and hammering, effectively improves crush efficiency, and cuts down the consumption of energy; In addition, tubular screen cornerite reaches 360 °, screen cloth is also rotatable when effectively increasing screen area, material 360 ° of discharges under action of centrifugal force increase the discharge ability greatly, simultaneously, the air-flow that blade produced also helps the discharge of comminuting matter, need not to be equipped with in addition special-purpose wind-force dedusting discharge accessory system, can effectively reduce equipment volume and equipment input cost.
In the present embodiment, described drive unit comprises motor 11 and planet wheel decelerator, except that motor, use other power-equipments drivings such as diesel engine, can realize the purpose of this utility model equally, the rotating shaft of described motor 11 and main shaft 9a are along circumferential secure fit, planet wheel decelerator comprise the driving gear 12 that is fixedly set on the main shaft 9a and with the reduction case 13 of driving gear 12 coaxial settings, driving gear 12 is positioned at reduction case 13, ring gear 13a is set on the reduction case 13, mesh simultaneously with driving gear 12 and ring gear 13a and to be provided with planetary gear 14, described reduction case 13 fixedly connected inner panels 3 pass through driving gear, planetary gear and ring gear can make hammer frame plate opposite with the direction of rotation of revolving the sieve assembly, thereby make feed direction relative, guarantee that shearing and hammering are more effective with the hammer leaf direction of motion; Simultaneously, heterodromous screen and hammer leaf also can be avoided producing the material circulation layer between the hammer sieve, can effectively avoid material excessively to pulverize wasting energy and expect that the too high material consumption that contracts that makes of temperature increases, and also can avoid the stifled sieve of tiny material, improve and pulverize and discharging efficient.
Certainly, use power-equipments such as two motors or diesel engine to drive respectively and revolve the relative reverse rotation of sieve assembly with rotor assembly, can realize the purpose of this utility model equally, but also can realize the controlling respectively reaching best crushing effect of both rotating speeds, but the also corresponding increase of equipment input.
In the present embodiment, described reduction case 13 and inner panel 3 eccentric settings can make inner panel make eccentric rotary, thereby make screen produce certain vibration, help discharge.
In the present embodiment, described screen 2 comprises two sieve bend sheet 2a that are oppositely arranged, the described sieve assembly that revolves also comprises the arc holder sieve plate 16 that is used for governor weight sieve gap, holder sieve plate 16 is can circumferentially being set up in parallel in revolving on the sieve assembly along screen 2 along the mode of main shaft 9a radiai adjustment, the fixedly connected holder sieve plate 16 in described sieve bend sheet 2a two ends, can regulate the diameter of screen by changing the position of holding in the palm sieve plate according to the material type that will pulverize, obtain the hammer sieve gap that is fit to.
In the present embodiment, radially be provided with waist shape adjustment hole 4a on the described outside plate 4, holder sieve plate 16 is fixedlyed connected with outside plate 4 by the screw that passes waist shape adjustment hole 4a, adjust the position of holder sieve plate by changing the position of screw in waist shape adjustment hole, simple in structure, easy to adjust, and can realize stepless accent crack.
In the present embodiment, described sieve bend sheet 2a edge correspondence is provided with the pressure screen device, press screen device to comprise flexible steel band 17, snap close 19 and hook 20, snap close 19 and hook 20 are fixedly set in the two ends of flexible steel band 17 respectively, article two, press screen device to make sieve bend sheet 2a compress the compacting ring of holder sieve plate 16 by snap close 19 and hook 20 end to end formation, compare with the existing screen(ing) machine structure of pressing, flexible steel band low cost of manufacture, and the sieve bend sheet is pressed on the holder sieve plate by snap close tensioning flexible steel band, easy to operate, it is quick to change sieve, and snap close can be directly from buying on the market, be easy to obtain, and cheap.
In the present embodiment, the dual-side that described hammer leaf 10 is positioned at circumferencial direction all is provided with cutting edge, regardless of the motor rotation direction, all can realize material is effectively pulverized.
In the present embodiment, described main shaft 9a is horizontally disposed with, described screen 2 is the tubular construction of both ends open, and the described sieve assembly that revolves comprises two blower fans that are symmetricly set in screen 2 two ends, and described charging aperture 1a is communicated with the material inlet 6 of two blower fans respectively, form horizontal pulverizer, after material enters housing from charging aperture, the material inlet of freely falling body to two blower fan, blower fan make material from the screen cloth two ends 360 ° of feed, farthest improve crush efficiency, be suitable for the bigger situation of crushing quantity.
In the present embodiment, the fixedly connected coupling bar 15 that is provided with between the outside plate 4 of described two blower fans can effectively increase the strength and stiffness that revolve the sieve assembly, makes the equipment operation more stable.
Main shaft 9a is except that level is provided with, also can vertically be provided with, as shown in Figure 4, described screen 2 one ends are provided with end sieve 18, the fixedly connected outside plate 4 of the other end also surrounds material crushing chamber 7 jointly with inner panel 3, outside plate 4, form vertical crusher, material can directly enter material inlet under the gravity effect, under the effect of centrifugal force and air-flow, enter the material crushing chamber from 360 ° of directions, the screen bottom is adopted end sieve and is reduced by a blower fan, can reduce the input cost of equipment, also increase simultaneously the area of filter screen, help discharge.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (10)
1. the beater disintegrating machine of built-in feeding fan and rotary screen is characterized in that: comprise housing (1), drive unit, be arranged at and revolve sieve assembly and rotor assembly in the housing (1); The described sieve assembly that revolves comprises blower fan and tubular screen (2), described blower fan comprises circular inner panel (3) and the circular outside plate (4) that is arranged in parallel, described inner panel (3) is being rotatably assorted around mode and the housing (1) that himself axis rotates, inner panel (3) and outside plate (4) are by being arranged between the two and being connected along the vanes fixed of the rotating shaft radial radiation of inner panel (3), outside plate (4) middle part is provided with material inlet (6), described screen (2) one ends be fixedly connected on outside plate (4) go up near a side of inner panel (3) and with inner panel (3), outside plate (4) surrounds material crushing chamber (7) jointly, forms the material channel (8) that is communicated with material inlet (6) and material crushing chamber (7) between the adjacent blades; Described rotor assembly is arranged in the material crushing chamber (7), comprise the hammer frame plate (9) that is rotatably assorted by main shaft (9a) and housing (1) and circumferentially be set up in parallel hammer slice axis on hammer frame plate (9) along main shaft (9a) removably, be with hammer leaf (10) side by side outward in the mode of being rotatably assorted on the described hammer slice axis, described drive unit transmission cooperates inner panel (3) and main shaft (9a), and the charging aperture (1a) and the air inlet (1b) that are communicated with material inlet (6) are set on the described housing (1).
2. the beater disintegrating machine of built-in feeding fan according to claim 1 and rotary screen, it is characterized in that: described drive unit comprises motor (11) and planet wheel decelerator, the rotating shaft of described motor (11) and main shaft (9a) are along circumferential secure fit, planet wheel decelerator comprise the driving gear (12) that is fixedly set on the main shaft (9a) and with the reduction case (13) of the coaxial setting of driving gear (12), driving gear (12) is positioned at reduction case (13), ring gear (13a) is set on the reduction case (13), mesh simultaneously with driving gear (12) and ring gear (13a) and to be provided with planetary gear (14), the fixedly connected inner panel of described reduction case (13) (3).
3. the beater disintegrating machine of built-in feeding fan according to claim 2 and rotary screen is characterized in that: described reduction case (13) is provided with inner panel (3) is eccentric.
4. the beater disintegrating machine of built-in feeding fan according to claim 3 and rotary screen, it is characterized in that: described screen (2) comprises two sieve bend sheets (2a) that are oppositely arranged, the described sieve assembly that revolves also comprises the arc holder sieve plate (16) that is used for governor weight sieve gap, holder sieve plate (16) is can circumferentially being set up in parallel in revolving on the sieve assembly the fixedly connected holder sieve plates in described sieve bend sheet (2a) two ends (16) along screen (2) along the mode of main shaft (9a) radiai adjustment.
5. the beater disintegrating machine of built-in feeding fan according to claim 4 and rotary screen, it is characterized in that: radially be provided with waist shape adjustment hole (4a) on the described outside plate (4), holder sieve plate (16) is fixedlyed connected with outside plate (4) by the screw that passes waist shape adjustment hole (4a).
6. the beater disintegrating machine of built-in feeding fan according to claim 5 and rotary screen, it is characterized in that: described sieve bend sheet (2a) edge correspondence is provided with the pressure screen device, press screen device to comprise flexible steel band (17), snap close (19) and hook (20), snap close (19) and hook (20) are fixedly set in the two ends of flexible steel band (17) respectively, press screen device to make sieve bend sheet (2a) compress the compacting ring of holder sieve plate (16) by snap close (19) and hook (20) end to end formation for two.
7. the beater disintegrating machine of built-in feeding fan according to claim 6 and rotary screen is characterized in that: the dual-side that described hammer leaf (10) is positioned at circumferencial direction all is provided with cutting edge.
8. the beater disintegrating machine of built-in feeding fan according to claim 7 and rotary screen, it is characterized in that: described main shaft (9a) is horizontally disposed with, described screen (2) is the tubular construction of both ends open, the described sieve assembly that revolves comprises two blower fans that are symmetricly set in screen (2) two ends, and described charging aperture (1a) is communicated with the material inlet (6) of two blower fans respectively.
9. the beater disintegrating machine of built-in feeding fan according to claim 8 and rotary screen is characterized in that: the fixedly connected coupling bar (15) that is provided with between the outside plate of described two blower fans (4).
10. the beater disintegrating machine of built-in feeding fan according to claim 7 and rotary screen, it is characterized in that: described main shaft (9a) vertically is provided with, described screen (2) one ends are provided with end sieve (18), and the fixedly connected outside plate of the other end (4) also surrounds material crushing chamber (7) jointly with inner panel (3), outside plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201313829U CN201659002U (en) | 2010-03-15 | 2010-03-15 | Hammer mill with built-in feeding fan and rotating screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201313829U CN201659002U (en) | 2010-03-15 | 2010-03-15 | Hammer mill with built-in feeding fan and rotating screen |
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| Publication Number | Publication Date |
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| CN201659002U true CN201659002U (en) | 2010-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010201313829U Expired - Fee Related CN201659002U (en) | 2010-03-15 | 2010-03-15 | Hammer mill with built-in feeding fan and rotating screen |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101816969A (en) * | 2010-03-15 | 2010-09-01 | 黄元庆 | Hammer type crusher internally provided with feeding fan and rotary screen |
| CN102133553A (en) * | 2011-04-01 | 2011-07-27 | 通海贝斯特机械有限公司 | Ultrafine pulverizer |
| CN103596703A (en) * | 2011-03-25 | 2014-02-19 | 曺泳枓 | Environment-friendly corpse treatment apparatus |
| CN104399557A (en) * | 2014-10-29 | 2015-03-11 | 长兴县跃进磨料有限公司 | Crusher |
| CN111844504A (en) * | 2020-07-17 | 2020-10-30 | 朱彩云 | Avoid plastic granulator feeding equipment of jam |
| CN114471840A (en) * | 2022-01-30 | 2022-05-13 | 中南大学 | Lithium iron phosphate battery crushing device and crushing method |
| CN116250466A (en) * | 2023-02-02 | 2023-06-13 | 云南吉成园林科技股份有限公司 | Garden breeding nutrient soil preparation device and preparation method thereof |
-
2010
- 2010-03-15 CN CN2010201313829U patent/CN201659002U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101816969A (en) * | 2010-03-15 | 2010-09-01 | 黄元庆 | Hammer type crusher internally provided with feeding fan and rotary screen |
| CN103596703A (en) * | 2011-03-25 | 2014-02-19 | 曺泳枓 | Environment-friendly corpse treatment apparatus |
| CN102133553A (en) * | 2011-04-01 | 2011-07-27 | 通海贝斯特机械有限公司 | Ultrafine pulverizer |
| CN104399557A (en) * | 2014-10-29 | 2015-03-11 | 长兴县跃进磨料有限公司 | Crusher |
| CN111844504A (en) * | 2020-07-17 | 2020-10-30 | 朱彩云 | Avoid plastic granulator feeding equipment of jam |
| CN114471840A (en) * | 2022-01-30 | 2022-05-13 | 中南大学 | Lithium iron phosphate battery crushing device and crushing method |
| CN114471840B (en) * | 2022-01-30 | 2023-12-12 | 中南大学 | Lithium iron phosphate battery crushing device and crushing method |
| CN116250466A (en) * | 2023-02-02 | 2023-06-13 | 云南吉成园林科技股份有限公司 | Garden breeding nutrient soil preparation device and preparation method thereof |
| CN116250466B (en) * | 2023-02-02 | 2024-05-14 | 云南吉成园林科技股份有限公司 | Garden breeding nutrient soil preparation device and preparation method thereof |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20120315 |