CN208194960U - A kind of powdery organic fertilizer screening system - Google Patents

A kind of powdery organic fertilizer screening system Download PDF

Info

Publication number
CN208194960U
CN208194960U CN201820413648.5U CN201820413648U CN208194960U CN 208194960 U CN208194960 U CN 208194960U CN 201820413648 U CN201820413648 U CN 201820413648U CN 208194960 U CN208194960 U CN 208194960U
Authority
CN
China
Prior art keywords
filter
upper case
powder
case
organic fertilizer
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.)
Active
Application number
CN201820413648.5U
Other languages
Chinese (zh)
Inventor
杨瑞峰
刘斌
班守录
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inner Mongolia Farming Fertilizer Co Ltd
Original Assignee
Inner Mongolia Farming Fertilizer Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Inner Mongolia Farming Fertilizer Co Ltd filed Critical Inner Mongolia Farming Fertilizer Co Ltd
Priority to CN201820413648.5U priority Critical patent/CN208194960U/en
Application granted granted Critical
Publication of CN208194960U publication Critical patent/CN208194960U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses component, powder filter component and lower case eventually are filtered in a kind of powdery organic fertilizer screening system, including pedestal, upper case, powder initial filter component, powder;The powder initial filter component includes filter vat, the lower section of filter vat is set in upper case and is rotatablely connected with upper case, rotary electric machine and reduction gearbox are provided on the upper surface of upper case, the power output end of rotary electric machine is connect with reduction gearbox, is sequentially connected between the power output end and filter vat outer wall of reduction gearbox by belt.The utility model has the advantage of it can overcome the disadvantages of the prior art, novelty reasonable in design.

Description

A kind of powdery organic fertilizer screening system
Technical field:
The utility model relates to a kind of powdery organic fertilizer screening systems, belong to field of chemical equipment.
Background technique:
Compound fertilizer refers to the chemical fertilizer containing two or more nutrient, and compound fertilizer has nutrient content high, secondary The advantages that ingredient is few and physical behavior is good improves utilization rate of fertilizer, the stable high yield of crop is promoted to have ten for balance fertilizing Divide important role.Powdered compound fertilizer is fast due to the speed for discharging fertility into soil, it is difficult to reach long-time sustained release Effect, therefore existing compound fertilizer generally uses granular form to achieve the effect that sustained release.Granular compound fertilizer's fertilizer nutrient distribution Than more uniform, after causing particle compared with powdery or crystalloid straight fertilizer, close structure, nutrients release is uniform, fertilizer efficiency It surely grows, and since accessory ingredient is few, soil is adversely affected small.In the prior art when manufacturing granular compound fertilizer, elder generation is needed Smashed raw material is sieved, so that compound fertilizer's granulating is uniform.Existing screening plant is usually once to be sieved, and is sieved It is point ineffective, and existing screening plant is generally sieved using vibrating screen, and vibrating screen generally uses open design, holds Easily cause biggish dust pollution.
Utility model content:
The purpose of this utility model is that for proposing in the prior art: " existing screening plant is usually to carry out once Screening, screening effect is bad, and existing screening plant is generally sieved using vibrating screen, and vibrating screen generally uses opening Design, be easy to cause biggish dust pollution " the problem of, a kind of powdery organic fertilizer screening system is provided.
The utility model is implemented by following technical solution: a kind of powdery organic fertilizer screening system, including outside pedestal, top Shell, powder initial filter component filter component, powder filter component and lower case eventually in powder;The powder initial filter component includes filtering Bucket, the lower section of filter vat are set in upper case and are rotatablely connected with upper case, be provided on the upper surface of upper case The power output end of rotary electric machine and reduction gearbox, rotary electric machine is connect with reduction gearbox, the power output end and filter vat of reduction gearbox It is sequentially connected between outer wall by belt;Feed opening is connected on the bucket wall that the filter vat is set to outside upper case;It is described Several initial filter through-holes are provided on the bucket wall that filter vat is set in upper case;The lower end of the upper case and lower case Upper end connection, upper case is fixedly connected with pedestal;Component is filtered in the powder is set to lower section inside upper case, powder Filter component is set to upper section inside lower case eventually;Air supply device, the lower end surface of lower case are provided on the upper case On be provided with the discharge port with cover board.
In the technical solution of the application, composite fertilizer material after being pulverized by filtered in powder initial filter component, powder component, Powder filters the triple filter of component eventually, the screening effect of powder raw material is improved, and in the technical solution of the application, by setting It sets upper case and lower case closes screening system, so that screening process carries out in a closed space, reduce Powder fugitive dust in screening process.In the technical solution of the application, it is added to without the powder raw material of screening by feed opening In filter vat, rotary electric machine and reduction gearbox are driven by belt so that filter vat rotates, and during filter vat rotation, are passed through The effect of centrifugal force, the lesser raw material of particle are thrown out of by initial filter through-hole, and the raw material being thrown out of is by filtering component, powder in powder Lower case is entered after the subsequent filter of the whole filter component of material, is released by the discharge port on lower case.It is arranged in the application Air supply device prevents it from filtering in powder by blowing so that the raw material powder in upper case blown afloat for air supply device Accumulated plugging influences the rate of filtration on component.
Optimization, above-mentioned powdery organic fertilizer screening system, the air supply device includes air filtration cavity, air filtration chamber Body is connected with the air-supply pump housing and air-exhausting duct, and the air-supply pump housing is set to outside upper case, and air-exhausting duct is set in upper case, air draft Pipe is connected to upper case.
In the technical solution of the application, air is blowed to air filtration cavity, air filtration cavity by the air-supply pump housing Air will be sent in upper case by air-exhausting duct after contaminant filter in air.
Optimize, above-mentioned powdery organic fertilizer screening system, filter component includes being set to inside upper case in the powder The middle filter filter plate of lower section, middle filter filter plate are cone, and the edge of middle filter filter plate is fixedly connected with upper case inner wall, middle filter filter plate Conical tip towards in lower case;Upper opening, lower part closing are provided in the conical tip of the middle filter filter plate Tubular accommodating chamber, be provided with several middle filter through-holes on middle filter filter plate.
In the technical solution of the application, by middle filter filter plate, it will be filtered by the raw material powder of initial filter component filters, After raw material powder drops on middle filter filter plate, since middle filter filter plate is cone, raw material powder is by gravity in middle filter filter plate Upper sliding is simultaneously fallen by middle filter through-hole, and cannot drop into tubular accommodating chamber by the biggish raw material of particle of middle filter through-hole It is interior.The raw material fallen into tubular accommodating chamber can be short grained under the blowing of air supply device doped with some short grained raw materials Raw material is blown afloat and is fallen again to being sieved on middle filter filter plate.In the application, the internal diameter of middle filter through-hole is less than initial filter through-hole Internal diameter.
Optimize, above-mentioned powdery organic fertilizer screening system, cleaning through-hole is provided on the upper case side wall, cleaning is logical It is provided with closure plug in hole, blocks plug and is connect with cleaning through hole whorl.
In the application, clear up tubular accommodating chamber in raw material when, can open block plug after by cleaning through-hole into Row cleaning.
Optimization, above-mentioned powdery organic fertilizer screening system, filter component includes being set to inside lower case to the powder eventually The annular protrusion of upper section is provided with two layers of filter strainer eventually disposed in parallel in annular protrusion, filters the ring of strainer and annular protrusion eventually Shape inner surface is fixedly connected.
In the application, by annular protrusion and two layers, filter strainer forms filter component powder eventually eventually, by filtering strainer eventually to falling on The raw material powder that powder is filtered eventually on component is sieved, and the mesh internal diameter for filtering strainer eventually is less than the internal diameter of middle filter through-hole.
Optimization, above-mentioned powdery organic fertilizer screening system, between the lower section of the upper case and the upper section of lower case It is provided with elastic connection sleeve, vibrating motor is provided on lower case, is arranged between the lower end and pedestal of lower case flexible Support device.
In the application, in order to accelerate the rate of filtration that powder filters component eventually, it is provided with vibrating motor on lower case, leads to Vibrating motor is crossed to make lower case occur to vibrate and drive filter strainer vibration eventually.
Optimization, above-mentioned powdery organic fertilizer screening system, the resilient supporting unit includes several elastic supporting bars, elasticity The both ends of support rod are connected separately with support plate, and the support plate at the both ends of elastic supporting bar is fixed with pedestal, lower case respectively Welding.
Optimization, above-mentioned powdery organic fertilizer screening system, the elastic supporting bar is elastic metallic matter curved rod.
In the application, lower case is supported by elastic supporting bar, when lower case vibration, is propped up by elasticity The flexible deformation and elasticity of strut are restored to absorb vibrational energy.Elastic supporting bar is that arc can facilitate elastic supporting bar that bullet occurs Property deformation.
Optimize, above-mentioned powdery organic fertilizer screening system, the bearing envelope of annular is provided on the upper case upper surface Closed chamber body, the bearing of annular is provided in bearing closed cavity, and bearing fixing sleeve is connected on the outer surface of filter vat.
Due to the raw material for having partial particulate minimum in powder raw material, in the case where air supply device blows, after powder raw material is raised It easily enters in bearing and increases the abrasion of bearing, therefore increase bearing closed cavity in the application and cover in bearing in the phase, prevent Only powder enters bearing.
The advantages of the utility model: in the technical solution of the application, composite fertilizer material after being pulverized passes through powder initial filter The triple filter that component, powder filter component eventually is filtered in component, powder, improves the screening effect of powder raw material, and the application Technical solution in, screening system closed by setting upper case and lower case, so that screening process is closed at one Space in carry out, reduce the powder fugitive dust in screening process.It is former without the powder of screening in the technical solution of the application Material is added in filter vat by feed opening, and rotary electric machine and reduction gearbox are by belt drive so that filter vat rotation, is being filtered During bucket rotation, by the effect of centrifugal force, the lesser raw material of particle is thrown out of by initial filter through-hole, the raw material being thrown out of Lower case is entered after filtering the subsequent filter of component eventually by filtering component, powder in powder, passes through the discharging on lower case Mouth releases.It is provided with air supply device in the application, passes through blowing so that the raw material powder in upper case is blown for air supply device It rises, preventing it from filtering accumulated plugging on component in powder influences the rate of filtration.
Detailed description of the invention:
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is enlarged drawing at the A of Fig. 1.
Specific embodiment:
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts Every other embodiment obtained, fall within the protection scope of the utility model.
As depicted in figs. 1 and 2, the utility model is a kind of powdery organic fertilizer screening system, including pedestal 1, upper case 2, powder initial filter component, component, powder filter component and lower case 3 eventually are filtered in powder;The powder initial filter component includes filtering Bucket 4, the lower section of filter vat 4 are set in upper case 2 and are rotatablely connected with upper case 2, set on the upper surface of upper case 2 It is equipped with rotary electric machine 5 and reduction gearbox 51, the power output end of rotary electric machine 5 is connect with reduction gearbox 51, and the power of reduction gearbox 51 is defeated It is sequentially connected between 4 outer wall of outlet and filter vat by belt 6;Connect on the bucket wall that the filter vat 4 is set to outside upper case 2 It is connected to feed opening 8;Several initial filter through-holes 7 are provided on the bucket wall that the filter vat 4 is set in upper case 2;The top The lower end of shell 2 is connected to the upper end of lower case 3, and upper case 2 is fixedly connected with pedestal 1;Component is filtered in the powder to set It is placed in 2 inside lower section of upper case, filter component is set to 3 inside upper section of lower case to powder eventually;It is arranged on the upper case 2 There is air supply device, the discharge port 33 with cover board is provided on the lower end surface of lower case 3.
In the technical solution of the application, composite fertilizer material after being pulverized by filtered in powder initial filter component, powder component, Powder filters the triple filter of component eventually, the screening effect of powder raw material is improved, and in the technical solution of the application, by setting It sets upper case 2 and lower case 3 closes screening system, so that screening process carries out in a closed space, reduce Powder fugitive dust in screening process.In the technical solution of the application, it is added without the powder raw material of screening by feed opening 8 Into filter vat 4, rotary electric machine 5 and reduction gearbox 51 pass through belt 6 and drive so that filter vat 4 rotates, in the mistake that filter vat 4 rotates Cheng Zhong, by the effect of centrifugal force, the lesser raw material of particle is thrown out of by initial filter through-hole 7, and the raw material being thrown out of passes through powder Lower case 3 is entered after the middle subsequent filter for filtering component, powder end filter component, is let out by the discharge port 33 on lower case 3 Out.Air supply device is provided in the application, by blowing so that the raw material powder in upper case 2 is blown afloat for air supply device, Preventing it from filtering accumulated plugging on component in powder influences the rate of filtration.
Air supply device includes air filtration cavity 10, and air filtration cavity 10 is connected with the air-supply pump housing 11 and air-exhausting duct 12, The air-supply pump housing 11 is set to outside upper case 2, and air-exhausting duct 12 is set in upper case 2, and air-exhausting duct 12 and upper case 2 connect It is logical.
In the technical solution of the application, air is blowed to air filtration cavity 10, air filtration by the air-supply pump housing 11 Air will be sent in upper case 2 after the contaminant filter in air by air-exhausting duct 12 by cavity 10.
It includes the middle filter filter plate 13 for being set to 2 inside lower section of upper case that component is filtered in powder, and middle filter filter plate 13 is circular cone The edge of shape, middle filter filter plate 13 is fixedly connected with 2 inner wall of upper case, and the middle conical tip for filtering filter plate 13 is towards lower case In 3;Upper opening, the closed tubular accommodating chamber 14 in lower part, middle filter filter are provided in the conical tip of the middle filter filter plate 13 Several middle filter through-holes 15 are provided on plate 13.
In the technical solution of the application, by middle filter filter plate 13, it will be carried out by the raw material powder of initial filter component filters Filter, after raw material powder drops on middle filter filter plate 13, since middle filter filter plate 13 is cone, raw material powder is by gravity in It filters and slides on filter plate 13 and fallen by middle filter through-hole 15, and cannot be dropped by the biggish raw material of particle of middle filter through-hole 15 In tubular accommodating chamber 14.The raw material fallen into tubular accommodating chamber 14 can be doped with some short grained raw materials, in air supply device It blows down, short grained raw material is blown afloat and fallen again to being sieved on middle filter filter plate 13.In the application, middle filter through-hole 15 Internal diameter be less than initial filter through-hole 7 internal diameter.
Be provided on 2 side wall of upper case cleaning through-hole 16, clear up through-hole 16 in be provided with closure plug 17, block plug 17 with Through-hole 16 is cleared up to be threadedly coupled.
It, can be logical by cleaning after opening closure plug 17 in the raw material cleared up in tubular accommodating chamber 14 in the application Hole 16 is cleared up.
Optimization, above-mentioned powdery organic fertilizer screening system, filter component includes being set to inside lower case 3 to the powder eventually The annular protrusion 22 of upper section is provided with two layers of filter strainer 23 eventually disposed in parallel in annular protrusion 22, filters strainer 23 and annular eventually The annular inner surface of protrusion 22 is fixedly connected.
In the application, filter component is made of powder annular protrusion 22 and two layers of whole filter strainer 23 eventually, by filtering strainer 23 eventually The raw material powder fallen on powder end filter component is sieved, the mesh internal diameter for filtering strainer 23 eventually filters the interior of through-hole 15 less than middle Diameter.
It is provided with elastic connection sleeve 19 between the lower section of upper case 2 and the upper section of lower case 3, is set on lower case 3 It is equipped with vibrating motor 18, is provided with resilient supporting unit between the lower end and pedestal 1 of lower case 3.
In the application, in order to accelerate the rate of filtration that powder filters component eventually, vibrating motor is provided on lower case 3 18, make lower case 3 occur to vibrate by vibrating motor 18 and drives filter strainer 23 vibration eventually.
Resilient supporting unit includes several elastic supporting bars 20, and the both ends of elastic supporting bar 20 are connected separately with support plate 21, the support plate 21 at the both ends of elastic supporting bar 20 is fixedly welded with pedestal 1, lower case 3 respectively.Elastic supporting bar 20 is bullet Property metallic curved rod.
In the application, lower case 3 is supported by elastic supporting bar 20, when lower case 3 shakes, passes through bullet Property support rod 20 flexible deformation and elasticity restore absorb vibrational energy.Elastic supporting bar 20 is that arc can facilitate resilient support Flexible deformation occurs for bar 20.
The bearing closed cavity 24 of annular, setting in bearing closed cavity 24 are provided on 2 upper surface of upper case There is the bearing 25 of annular, bearing 25 is fixedly sheathed on the outer surface of filter vat 4.
Due to the raw material for having partial particulate minimum in powder raw material, in the case where air supply device blows, after powder raw material is raised It easily enters in bearing 25 and increases the abrasion of bearing 25, therefore increase bearing closed cavity 24 in the application and cover in bearing 25 In phase, prevent powder from entering bearing 25.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (9)

1. a kind of powdery organic fertilizer screening system, it is characterised in that: including pedestal (1), upper case (2), powder initial filter component, Component, powder filter component and lower case (3) eventually are filtered in powder;The powder initial filter component includes filter vat (4), filter vat (4) lower section is set in upper case (2) and is rotatablely connected with upper case (2), is arranged on the upper surface of upper case (2) There are rotary electric machine (5) and reduction gearbox (51), the power output end of rotary electric machine (5) is connect with reduction gearbox (51), reduction gearbox (51) Power output end and filter vat (4) outer wall between by belt (6) be sequentially connected;The filter vat (4) is set to outside top Feed opening (8) are connected on the bucket wall of shell (2) outside;It is provided on the bucket wall that the filter vat (4) is set in upper case (2) Several initial filter through-holes (7);The lower end of the upper case (2) is connected to the upper end of lower case (3), upper case (2) and bottom Seat (1) is fixedly connected;Component is filtered in the powder and is set to the internal lower section of upper case (2), and filter component is set to down powder eventually The internal upper section of portion's shell (3);It is provided with air supply device on the upper case (2), is provided on the lower end surface of lower case (3) Discharge port (33) with cover board.
2. powdery organic fertilizer screening system according to claim 1, it is characterised in that: the air supply device includes air mistake Filter chamber body (10), air filtration cavity (10) are connected with the air-supply pump housing (11) and air-exhausting duct (12), and the air-supply pump housing (11) is set to Outside, air-exhausting duct (12) is set in upper case (2) upper case (2), and air-exhausting duct (12) is connected to upper case (2).
3. powdery organic fertilizer screening system according to claim 1, it is characterised in that: filtering component in the powder includes setting It is placed in the middle filter filter plate (13) of the internal lower section of upper case (2), middle filter filter plate (13) is cone, the edge of middle filter filter plate (13) It is fixedly connected with upper case (2) inner wall, the conical tip of middle filter filter plate (13) is interior towards lower case (3);The middle filter Upper opening, the closed tubular accommodating chamber (14) in lower part are provided in the conical tip of filter plate (13), on middle filter filter plate (13) It is provided with several middle filter through-holes (15).
4. powdery organic fertilizer screening system according to claim 3, it is characterised in that: on upper case (2) side wall It is provided with cleaning through-hole (16), closure plug (17) is provided in cleaning through-hole (16), blocks plug (17) and cleaning through-hole (16) spiral shell Line connection.
5. powdery organic fertilizer screening system according to claim 1, it is characterised in that: filter component includes setting to the powder eventually It is placed in the annular protrusion (22) of the internal upper section of lower case (3), two layers of filter eventually disposed in parallel is provided in annular protrusion (22) Strainer (23) is filtered strainer (23) eventually and is fixedly connected with the annular inner surface of annular protrusion (22).
6. powdery organic fertilizer screening system according to claim 5, it is characterised in that: the lower section of the upper case (2) It is provided between the upper section of lower case (3) elastic connection sleeve (19), vibrating motor (18) is provided on lower case (3), Resilient supporting unit is provided between the lower end and pedestal (1) of lower case (3).
7. powdery organic fertilizer screening system according to claim 6, it is characterised in that: if the resilient supporting unit includes Dry elasticity support rod (20), the both ends of elastic supporting bar (20) are connected separately with support plate (21), and the two of elastic supporting bar (20) The support plate (21) at end is fixedly welded with pedestal (1), lower case (3) respectively.
8. powdery organic fertilizer screening system according to claim 7, it is characterised in that: the elastic supporting bar (20) is bullet Property metallic curved rod.
9. powdery organic fertilizer screening system according to claim 1, it is characterised in that: upper case (2) upper surface On be provided with the bearing closed cavity (24) of annular, the bearing (25) of annular, bearing are provided in bearing closed cavity (24) (25) it is fixedly sheathed on the outer surface of filter vat (4).
CN201820413648.5U 2018-03-26 2018-03-26 A kind of powdery organic fertilizer screening system Active CN208194960U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820413648.5U CN208194960U (en) 2018-03-26 2018-03-26 A kind of powdery organic fertilizer screening system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820413648.5U CN208194960U (en) 2018-03-26 2018-03-26 A kind of powdery organic fertilizer screening system

Publications (1)

Publication Number Publication Date
CN208194960U true CN208194960U (en) 2018-12-07

Family

ID=64527839

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820413648.5U Active CN208194960U (en) 2018-03-26 2018-03-26 A kind of powdery organic fertilizer screening system

Country Status (1)

Country Link
CN (1) CN208194960U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113548918A (en) * 2021-07-12 2021-10-26 安徽旺源农业发展科技有限公司 Vacuum sterilization equipment in fertilizer production process
CN114669466A (en) * 2022-03-31 2022-06-28 陈正彩 Organic fertilizer primary screening device and primary screening method
CN114669466B (en) * 2022-03-31 2024-05-10 山东坤元惠众农牧科技有限公司 Organic fertilizer primary screening device and primary screening method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113548918A (en) * 2021-07-12 2021-10-26 安徽旺源农业发展科技有限公司 Vacuum sterilization equipment in fertilizer production process
CN114669466A (en) * 2022-03-31 2022-06-28 陈正彩 Organic fertilizer primary screening device and primary screening method
CN114669466B (en) * 2022-03-31 2024-05-10 山东坤元惠众农牧科技有限公司 Organic fertilizer primary screening device and primary screening method

Similar Documents

Publication Publication Date Title
CN205463200U (en) Tea sorting machine
CN209508479U (en) A kind of natural feather screening plant with separation discharging functions
CN207745953U (en) A kind of solid-state sample grinding device of medical test
CN207137769U (en) A kind of refractory material environmental protection production system
CN210816249U (en) Seed grading and screening device for agriculture
CN208194960U (en) A kind of powdery organic fertilizer screening system
CN208390122U (en) A kind of paddy impurity separating device
CN210934148U (en) Sack dust shaker with filter bag deashing function
CN205628549U (en) Rice husk screening plant
CN105214951A (en) Soya bean screen for seeds screening device
CN106807628B (en) Self-cleaning dry powder jumbo bag bag breaker
CN205904096U (en) High -efficient active carbon goes to powder fine screen system
CN108283853A (en) A kind of high efficiency dust processing unit
CN105170469A (en) Seed screening device
CN211462418U (en) Retrieve dust collector of powdered sugar
CN108745898A (en) A kind of novel wheat is winnowed device
CN209034821U (en) Corn purification system
CN210786593U (en) Built-in dust collector of ash tank under oil field well cementation
CN207137580U (en) A kind of refractory material production dust arrester
CN107416373A (en) A kind of incineration of refuse flyash automatic storage unloads grey storehouse
CN209740242U (en) novel granary feeding device
CN209020775U (en) Wheat seed refiner
CN207446736U (en) A kind of agricultural production machining equipment for wheat removal of impurities
CN206980349U (en) A kind of grey storehouse ash-discharging device
CN209577340U (en) A kind of converter discharging vibrating screen

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant