CN114653487A - Centrifugal indoor multistage screening instrument suitable for fine-grained materials - Google Patents
Centrifugal indoor multistage screening instrument suitable for fine-grained materials Download PDFInfo
- Publication number
- CN114653487A CN114653487A CN202210355475.7A CN202210355475A CN114653487A CN 114653487 A CN114653487 A CN 114653487A CN 202210355475 A CN202210355475 A CN 202210355475A CN 114653487 A CN114653487 A CN 114653487A
- Authority
- CN
- China
- Prior art keywords
- aperture
- centrifugal
- variable
- screen body
- screening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B3/00—Centrifuges with rotary bowls in which solid particles or bodies become separated by centrifugal force and simultaneous sifting or filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/06—Arrangement of distributors or collectors in centrifuges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
- B04B7/02—Casings; Lids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
- B04B7/08—Rotary bowls
- B04B7/18—Rotary bowls formed or coated with sieving or filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/02—Electric motor drives
- B04B9/04—Direct drive
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a centrifugal indoor multi-stage screening instrument suitable for fine-grained materials, which comprises a sealed screen body, wherein a multi-stage screening system is adopted on the sealed screen body, and comprises a centrifugal variable-aperture roller arranged in the sealed screen body and driven to rotate by a rotating motor arranged at the top of the sealed screen body, so that a centrifugal screening process of the materials is carried out; the wall surface of the variable-aperture roller is provided with sieve pores distributed in a regular matrix, and the sieve pores adopt a combined structure to control and change the aperture. The invention adopts a variable-aperture screening system to realize the multi-aperture continuous screening function and greatly reduce the volume of equipment; the centrifugal roller is used for increasing the material screening efficiency; the design that combines two vibration driving motor, one-way pnematic system and nanometer composite ceramic coating, greatly reduce the screening result error that the microparticle adsorbs the cause, and centrifugal multistage screening system has simple structure, screening efficiency height, a great deal of advantage such as clean environmental protection, greatly satisfies the screening demand of indoor fine grit material.
Description
Technical Field
The invention relates to the technical field of screening equipment, in particular to a centrifugal indoor multistage screening instrument suitable for fine-grained materials.
Background
In scientific research and production, laboratories and quality inspection rooms of chemical, medicine, geology, building materials, national defense and other departments, the precise screening, filtering and detection of granular and powdery material granularity structures are of great importance.
The screening, filtering and detecting work of fine-grained materials mainly adopts screen surfaces with different apertures to screen, and material particles smaller than the meshes of the screen surface of the test screen are screened into the lower layer test screen, so that only the material larger than the aperture of the screen surface is left in each layer of test screen, and the materials are screened layer by layer, finally the separation with different particle sizes is achieved, and the particle size composition of the materials is determined. However, the conventional laboratory test screening apparatus has the following problems: the equipment is spatially listed through multiple layers of screen surfaces, the size of the screening device is inevitably increased, and the indoor test equipment is small and exquisite and the practicability principle is violated. Secondly, the flow operations of splitting and assembling of each stage of screen surface, weighing of oversize materials and the like are complicated, and the particle screening results are easily confused. In the screening process, the inevitable existence of large-particle materials, screen structures and the like has the adsorption function on micro-particles and powdery materials, so that the required screening time is prolonged, the quality of materials on the screen is deviated, and the screening, filtering and detecting work accuracy is finally reduced. Therefore, how to sieve fine-grained materials efficiently, quickly and accurately becomes a problem to be solved by the technical personnel in the field.
In order to solve the problems, the scheme is developed accordingly.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a centrifugal indoor multistage screening instrument suitable for fine-grained materials, and solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a centrifugal indoor multistage screening appearance suitable for fine grit material, includes sealed screen frame, install multistage screening system on the sealed screen frame, multistage screening system is including installing the centrifugal variable aperture cylinder in sealed screen frame, and it drives rotatoryly through arranging the rotation motor at sealed screen frame top in, variable aperture cylinder wall is equipped with regular matrix distribution's sieve mesh, and the sieve mesh adopts the control of variable aperture integrated configuration to change the aperture, and wherein the variable aperture integrated configuration uses vertical list to be the basic unit, and the sealed screen frame circumference evenly distributed of going round, the variable aperture integrated configuration of each row establishes ties, and the sieve mesh trace that changes all lists in order to realize the aperture of sieve mesh is unified to be adjusted through the synchronous sieve mesh trace that changes.
Preferably, the variable-aperture combined structures are arranged on the inner side of the wall surface of the variable-aperture roller, each variable-aperture combined structure comprises a control panel, a movable cover plate and limiting bases, each limiting base corresponds to one screen aperture, the movable cover plate is circumferentially provided with a plurality of pieces around the circle center of the limiting base, and one end of each movable cover plate is respectively pivoted on the limiting base at the corresponding position; the control panel is rotatably covered on one side of the limiting base, and the axial leads of the control panel and the limiting base are overlapped; the outer side ends of the movable cover plates are connected with columnar transmission rods; the control panel is correspondingly provided with a strip-shaped groove used for embedding the columnar transmission rod, so that the movable cover plate is indirectly driven to rotate in the rotation process of the control panel.
Preferably, control panel's the outside is connected with an regulation pole, and each row becomes the regulation pole direction on the aperture integrated configuration and all unanimous, and a trace is connected to a plurality of regulation poles of each row, and wherein every regulation pole adopts articulated connected mode with the junction of corresponding connecting rod, all with upside lift adjustment ring fixed connection of trace, through the height of adjustment lift adjustable ring with all regulation poles rebound of synchronous drive, and then drive control panel and rotate, realize the synchronous change in the variable aperture cylinder outer peripheral face aperture.
The aperture of the sieve pore can be continuously changed within the range of phi 0.85-4.75 mm.
The driving lifting adjusting ring adopts a conventional electric driving mode and can move up and down. It should be noted that, the aperture change size of this scheme is less, and the upper and lower movement of trace drives the deflection (rotation) of adjusting the pole to be extremely little.
Preferably, the sealed screen body comprises a detachable screen cover, a door-opening type upper screen body, a funnel-shaped lower screen body and a storage box, wherein the screen cover is inserted into the upper screen body, the storage box is connected with the lower screen body in a buckling manner, and a filter screen is arranged at the bottom of the storage box; the lower end of the door-opening type upper sieve body is opened, and the funnel-shaped lower sieve body is connected and communicated with the upper part and the lower part.
Preferably, the multistage screening system comprises a rotating motor, wherein a roller sealing cover is connected to the centrifugal variable-aperture roller in a snap-fit manner; the rotary motor is arranged on the upper side of the screen cover, the output end of the rotary motor is connected with the roller sealing cover, and the centrifugal variable-aperture roller is driven to rotate around the axis of the centrifugal variable-aperture roller.
Preferably, the centrifugal variable-aperture roller is fixedly connected with the funnel-shaped lower screen body through a support rod, and vibration motors are symmetrically distributed in the outer space of the funnel-shaped lower screen body to provide vibration loads with different amplitudes and frequencies for the instrument.
Preferably, the upper end of the sealed screen body is provided with a unidirectional pneumatic system which comprises an air inlet fan and a unidirectional air guide groove, the air inlet fan is circumferentially and uniformly distributed on the outer side of the sealed screen body at an interval of 120 degrees, the unidirectional air guide groove surrounds the top of the sealed screen body for 360 degrees and is consistent with the air inlet fan in space, and the air inlet fan provides unidirectional air flow with different strengths for the inside of the equipment through the unidirectional air guide groove.
Preferably, the one-way air guide groove is provided with a narrow cavity with the middle part being retracted inwards, the upper end and the lower end of the narrow cavity are attached to the inner wall of the sealed screen body, the upper end of the narrow cavity is provided with an annular horizontal through hole, the horizontal through hole is communicated with the inside of the narrow cavity and is matched with the upper end and the lower end of the narrow cavity, so that air flow is guided out downwards through the horizontal through hole after passing through the narrow wall.
Preferably, the lower side of the sealed screen body is connected with a base, the base comprises a supporting spring and a base, the supporting spring connects the base with the sealed screen body, and the side part of the base is provided with a square hollow structure. The bottom of the base is made of high-friction plastic materials, so that the instrument is prevented from shifting in the operation process.
(III) advantageous effects
After adopting the technical scheme, compared with the prior art, the invention has the following advantages: the invention adopts the variable-aperture screening system to realize the multi-aperture continuous screening function and greatly reduce the volume of equipment; the centrifugal roller is utilized to increase the material screening efficiency; by combining the design of the double-vibration driving motor, the unidirectional pneumatic system and the nano composite ceramic coating, the screening result error caused by the adsorption of the micro-particles is greatly reduced; and a closed structure is adopted, so that less dust is dissipated, and the construction requirements of green, clean and environment-friendly civilized construction are met. This centrifugal multistage screening system has a great deal of advantages such as simple structure, screening efficiency height, clean environmental protection, greatly satisfies the screening demand of indoor fine grit material.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the open/close door of the present invention;
FIG. 3 is a cross-sectional view of a sealed screen according to the present invention;
FIG. 4 is a schematic structural view of a variable-aperture roller according to the present invention;
FIG. 5 is a schematic view of a screen surface of a variable aperture drum of the present invention;
FIG. 6 is a schematic view of the screen surface of the variable-aperture drum of the present invention disassembled;
FIG. 7 is a schematic view of a variable aperture assembly according to the present invention;
FIG. 8 is a schematic view of the inside of the variable aperture composite structure of the present invention;
FIG. 9 is a disassembled view of the variable aperture composite structure of the present invention;
FIG. 10 is a schematic cross-sectional view of a unidirectional pneumatic system of the present invention;
FIG. 11 is a schematic view of a unidirectional pneumatic system of the present invention.
In the figure: 100. sealing the screen body; 101. a screen cover; 102. an upper screen body; 103. a lower screen body; 104. a storage box; 200. a unidirectional pneumatic system; 201. an air inlet fan; 202. a unidirectional air guide groove; 203. a horizontal through opening; 300. a multi-stage screening system; 301. rotating the motor; 302. a roller sealing cover; 303. a variable-aperture roller; 304. a support bar; 305. a vibration motor; 306. a control knob; 307. screening holes; 3031. adjusting a rod; 3032. a control panel; 3033. a removable cover plate; 3034. a limiting base; 3035. a columnar transmission rod; 3036. a strip-shaped groove; 3037. a linkage rod; 3038. a lifting adjusting ring; 400. a base; 401. a support spring; 402. a base.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples.
As shown in fig. 1-11: a centrifugal indoor multistage screening instrument suitable for fine-grained materials mainly comprises 4 parts including a sealed screen body 100, a one-way pneumatic system 200, a multistage screening system 300 and a base 400, and efficient, rapid and precise screening of the fine-grained materials is completed through cooperation of the systems as shown in figure 1.
According to above-mentioned scheme, sealed screen frame 100 is including dismantlement formula screen lid 101, the upper screen frame 102 of opening the door, funnel-shaped screen frame 103, receiver 104 down as figure 1, and sealed screen frame 100 is inside all to scribble the nanometer composite ceramic coating, and this coating has and prevents absorption, ultralow friction characteristic, prevents that the material microparticle from adsorbing or remaining in sealed screen frame 100 internal surface. The detachable screen cover 101 is convenient for detaching and installing the centrifugal detachable variable-aperture roller 303 to control feeding and discharging; the door-opening type upper screen body 102 is connected with a door body structure with the total circumference of 1/3 through a hinge, so that the interior of the equipment is convenient to clean and maintain; receiver 104 is connected for the buckle formula with the screen frame 103 down that leaks hopper-shaped, and high gas permeability, strong adsorbability filter screen are adopted to the receiver bottom, have good collection function to the material fine particle.
According to the scheme, the unidirectional pneumatic system 200 is as shown in fig. 2 and comprises air inlet fans 201 and unidirectional air guide grooves 202, wherein the air inlet fans 201 are uniformly distributed on the outer side of the door-opening type upper screen body 102 at intervals of 120 degrees and provide unidirectional driving air flows with different strengths for the interior of the equipment; the one-way air guide groove 202 surrounds the top of the sealed screen body 100 by 360 degrees, is consistent with the air inlet fan 201 in space and mainly is embodied on the horizontal height, the air inlet fan 201 is controlled by different gears to form air flows with different strengths, and a narrow cavity at the front end of the one-way air guide groove 202 forces high-pressure air to flow downwards from the top of the equipment to form one-way air flows, so that material particles can quickly and efficiently enter the storage box 104.
The one-way air guide groove 202 is provided with a narrow cavity with the middle part being retracted inwards, the upper end and the lower end of the narrow cavity are attached to the inner wall of the sealed screen body 100, the upper end of the narrow cavity is provided with an annular horizontal through hole 203, the horizontal through hole 203 is communicated with the inside of the narrow cavity, and the upper end and the lower end of the narrow cavity are attached to the inner wall of the sealed screen body in a matching mode, so that air flow can rapidly flow through the horizontal through hole to be guided downwards to form one-way air flow after being retained in the narrow cavity for a short time.
According to the scheme, the multi-stage screening system 300 comprises a rotating motor 301, a roller sealing cover 302, a centrifugal variable-aperture roller 303, a supporting rod 304, a vibration motor 305 and a control knob 306, wherein the roller sealing cover 302 is connected with the centrifugal variable-aperture roller 303 in a snap-in manner, and the rotating motor 301 can provide power with different rotating speeds for the centrifugal variable-aperture roller 303; the centrifugal variable-aperture roller 303 is fixedly connected with the funnel-shaped lower screen body 103 through a support rod 304.
The wall surface of the centrifugal variable-aperture roller 303 is provided with sieve holes 307 distributed in a regular matrix, the sieve holes 307 adopt a variable-aperture combined structure and are adjusted in series by transmission, and the sieve holes can be continuously changed within the range of phi 0.85-4.75 mm by a control knob 306; vibrating motor 305 is consolidated outside hopper-shaped lower screen frame 103 and is the spatial symmetry and distributes, provides the vibration load of different amplitudes, frequency for the instrument to reduce the error that wall residual material granule caused the screening and improve screening work efficiency.
According to the scheme, the centrifugal variable-aperture drum 303 is realized as the following mode in a figure 3: the aperture-variable component comprises an adjusting rod 3031, a control panel 3032, a movable cover plate 3033 and a limiting base 3034, wherein a strip-shaped groove structure on the control panel 3032 is matched with a columnar transmission rod on the upper part of the movable cover plate 3033, and the control panel 3032 is controlled to rotate by the adjusting rod 3031; the lower part of the movable cover plate 3033 is provided with a columnar structure which is matched with the groove of the limit base 3034, and the movable cover plate 3033 is caused to move regularly under the action of the control panel 3032, so that the aperture change is realized. Preferably, by increasing the number of removable covers 3033, a more nearly circular configuration of the mesh can be formed.
Specifically, the outer side of the control panel 3032 is connected with an adjusting rod 3031, the directions of the adjusting rods on each row of the variable-aperture combined structure are the same, a plurality of adjusting rods on each row are connected with a linkage rod 3037, the upper side of the linkage rod 3037 is provided with a lifting adjusting ring 3038, the height of the lifting adjusting ring 3038 is adjusted to synchronously drive all the adjusting rods 3031 to move up and down, and further the control panel 3032 is driven to rotate, so that the aperture of the wall surface of the variable-aperture roller is synchronously changed.
According to the scheme, the base 400 comprises a supporting spring 401 and a base 402, and the supporting spring connects the base 402 with the upper multi-stage screening system 300; the base 402 lateral part has square hollow out construction in order to make things convenient for the installation and the dismantlement of receiver 104, and high frictional plastic material is adopted to base 402 bottom, prevents that the instrument from shifting in the operation process.
A use method of a centrifugal multi-stage indoor screening instrument suitable for fine-grained minerals comprises the following steps:
placing an instrument on a stable platform and debugging equipment, and adjusting a control knob 306 to adjust a centrifugal detachable variable-aperture roller 303 to a minimum value of 0.85 mm;
step two, detaching the detachable screen cover 101, pouring fine stones into the centrifugal detachable variable-aperture drum 303, starting the unidirectional pneumatic system 200 after the detachable screen cover 101 is mounted, and starting the rotating motor 301 until the set target time is over;
thirdly, taking down the detachable storage box 104 to collect the undersize, reinstalling the detachable storage box 104 after the collection is finished, rotating the control knob 306 to the next set value and starting the rotating motor 301 again;
step four, repeating the step three, and continuously adjusting the aperture size of the centrifugal variable-aperture drum 303 to a set maximum value;
step five, after the screening work is finished, the detachable screen cover 101 is detached to take down the roller, and the collection of large-particle abnormal materials is completed; the upper, open-door screen 102 is opened to clean, maintain, and reset the instrument.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and the protection scope must be determined by the scope of the claims.
Claims (10)
1. The utility model provides a centrifugal indoor multistage screening appearance suitable for fine grit material, includes sealed screen frame, its characterized in that: the multi-stage screening system comprises a centrifugal variable-aperture roller arranged in the sealed screen body, and is driven to rotate by a rotating motor arranged at the top of the sealed screen body to carry out a centrifugal screening process of materials; the wall of the variable-aperture roller is provided with sieve pores distributed in a regular matrix, the sieve pores adopt a variable-aperture combined structure to change the aperture, wherein the variable-aperture combined structure uses a vertical single row as a basic unit and is uniformly distributed in the circumferential direction of the sealed sieve body in a parallel winding manner, the variable-aperture combined structure of each row is connected in series, and the uniform regulation of the aperture of the sieve pores is realized by synchronously changing the sieve pore linkage rods of all the rows.
2. A centrifugal indoor multistage classifier for fine grained materials as claimed in claim 1 wherein: the variable-aperture combined structures are arranged on the inner side of the wall surface of the variable-aperture roller, each variable-aperture combined structure comprises a control panel, a movable cover plate and limiting bases, and each limiting base corresponds to one screen hole; the movable cover plate is circumferentially provided with a plurality of pieces around the circle center of the limiting base, and one end of the movable cover plate is respectively pivoted on the limiting base at the corresponding position; the control panel is rotatably covered on one side of the limiting base, and the axial leads of the control panel and the limiting base are superposed; the outer side ends of the movable cover plates are connected with columnar transmission rods; the control panel is correspondingly provided with a strip-shaped groove used for embedding the columnar transmission rod, so that the movable cover plate is indirectly driven to rotate in the rotation process of the control panel.
3. A centrifugal indoor multistage classifier for fine grained materials as claimed in claim 2 wherein: the outside of control panel is connected with one and adjusts the pole, and each row becomes the regulation pole direction on the aperture integrated configuration and all unanimous, and a trace is connected to a plurality of regulation poles of each row, and wherein every regulation pole adopts articulated connected mode with the junction of corresponding connecting rod, every that circumference was arranged the upside of trace all with go up and down regulation ring fixed connection.
4. A centrifugal indoor multistage classifier for fine grained materials as claimed in claim 1 wherein: the aperture of the sieve pore is continuously changed within the range of phi 0.85-4.75 mm.
5. A centrifugal indoor multistage classifier for fine grained materials as claimed in claim 1 wherein: the sealed screen body comprises a detachable screen cover, an opening door type upper screen body, a funnel-shaped lower screen body and a storage box, wherein the screen cover is inserted on the upper screen body in a clamping mode, the storage box is connected with the lower screen body in a clamping mode, and a filter screen is arranged at the bottom of the storage box; the lower end of the door-opening type upper sieve body is opened, and the funnel-shaped lower sieve body is connected and communicated with the upper part and the lower part.
6. A centrifugal indoor multistage screening apparatus for fine grained materials according to claim 5 wherein: the multi-stage screening system comprises a rotating motor, wherein a roller sealing cover is connected to a centrifugal variable-aperture roller in a snap-fit manner; the rotary motor is arranged on the upper side of the screen cover, the output end of the rotary motor is connected with the roller sealing cover, and the centrifugal variable-aperture roller is driven to rotate around the axis of the centrifugal variable-aperture roller.
7. A centrifugal indoor multistage classifier for fine grained materials as claimed in claim 6 wherein: the centrifugal variable-aperture roller is fixedly connected with the funnel-shaped lower sieve body through a support rod; vibration motors are symmetrically distributed in the outer side space of the funnel-shaped lower screen body, and vibration loads with different amplitudes and frequencies are provided for the instrument.
8. A centrifugal indoor multistage classifier for fine grained materials as claimed in claim 1 wherein: the upper end of the sealed screen body is provided with a unidirectional pneumatic system which comprises air inlet fans and unidirectional air guide grooves, wherein the air inlet fans are circumferentially and uniformly distributed on the outer side of the sealed screen body at intervals of 120 degrees; the one-way air guide groove surrounds the top of the sealed screen body for 360 degrees, the one-way air guide groove is consistent with the air inlet fan in space, and the air inlet fan provides one-way air flow with different strengths for the inside of the equipment through the one-way air guide groove.
9. A centrifugal indoor multistage classifier for fine grained materials as claimed in claim 8 wherein: the one-way air guide groove is provided with a narrow cavity with the middle part contracted inwards, the upper end and the lower end of the narrow cavity are attached to the inner wall of the sealed screen body, the upper end of the narrow cavity is provided with an annular horizontal through hole, and the horizontal through hole is communicated with the inside of the narrow cavity.
10. A centrifugal indoor multistage classifier for fine grained materials as claimed in claim 1 wherein: the lower side of the sealed screen body is connected with a base, the base comprises a supporting spring and a base, the base is connected with the sealed screen body through the supporting spring, and the side portion of the base is provided with a square hollow structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210355475.7A CN114653487A (en) | 2022-04-06 | 2022-04-06 | Centrifugal indoor multistage screening instrument suitable for fine-grained materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210355475.7A CN114653487A (en) | 2022-04-06 | 2022-04-06 | Centrifugal indoor multistage screening instrument suitable for fine-grained materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114653487A true CN114653487A (en) | 2022-06-24 |
Family
ID=82034593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210355475.7A Pending CN114653487A (en) | 2022-04-06 | 2022-04-06 | Centrifugal indoor multistage screening instrument suitable for fine-grained materials |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114653487A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118080181A (en) * | 2024-04-26 | 2024-05-28 | 江苏维锂新能源材料有限公司 | Scraper type centrifugal machine with pressurizing and blowing functions |
-
2022
- 2022-04-06 CN CN202210355475.7A patent/CN114653487A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118080181A (en) * | 2024-04-26 | 2024-05-28 | 江苏维锂新能源材料有限公司 | Scraper type centrifugal machine with pressurizing and blowing functions |
| CN118080181B (en) * | 2024-04-26 | 2024-07-12 | 江苏维锂新能源材料有限公司 | Scraper type centrifugal machine with pressurizing and blowing functions |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113426674B (en) | Powder selecting device with back-blowing anti-blocking structure for powder processing and implementation method | |
| CN203356057U (en) | Tea screening device | |
| CN114653487A (en) | Centrifugal indoor multistage screening instrument suitable for fine-grained materials | |
| CN108097582A (en) | A kind of reciprocal lift screening plant | |
| CN112452706A (en) | Wheat impurity removing machine for flour processing | |
| CN212733044U (en) | Chinese-medicinal material shale shaker medicine machine | |
| CN202037121U (en) | Vibrating classifying screen | |
| CN105149220A (en) | Device and technology for controlling particle size of powder | |
| CN209866610U (en) | Seed sieving mechanism | |
| CN215088625U (en) | Screening machine with function is collected to fused silica miropowder | |
| CN208613047U (en) | A kind of novel biomass particle sorting apparatus | |
| CN204866453U (en) | Double -deck gyratory sieve | |
| CN210058980U (en) | Grain purifier | |
| CN219291991U (en) | Vibrating screen convenient for replacing screen mesh | |
| CN219464062U (en) | Iron powder screening filtration equipment | |
| CN208177858U (en) | A kind of environment-friendly type building rubbish separating mechanism | |
| CN206935742U (en) | Vibration screen filter | |
| CN111822325A (en) | Multistage disconnect-type screening sand device for building engineering | |
| CN218691577U (en) | Graphite powder particle size-dividing sieve | |
| CN216937098U (en) | Sunflower seed processing production screening plant | |
| CN203170569U (en) | Shaking screen | |
| CN210187292U (en) | Bentonite processing sand removal device | |
| CN118179906B (en) | Multi-layer material screening mechanism for engineering construction and screening device thereof | |
| CN220295149U (en) | Limestone particle screening device | |
| CN216064134U (en) | Screening mechanism and sand production equipment based on same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |