CN110496772A - A kind of made from Chinese yam bulbil drum-type classifying screen - Google Patents

A kind of made from Chinese yam bulbil drum-type classifying screen Download PDF

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Publication number
CN110496772A
CN110496772A CN201910783427.6A CN201910783427A CN110496772A CN 110496772 A CN110496772 A CN 110496772A CN 201910783427 A CN201910783427 A CN 201910783427A CN 110496772 A CN110496772 A CN 110496772A
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CN
China
Prior art keywords
level
bulbil
sieve
fixedly connected
chinese yam
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.)
Withdrawn
Application number
CN201910783427.6A
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Chinese (zh)
Inventor
陈耀兵
覃大吉
邹迎春
孙举志
龙澜
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.)
Academy Of Agricultural Sciences Enshi Tujia And Miao Autonomous Prefecture (research Institute Of Selenium Application Technology And Product Development Enshi Tujia And Miao Autonomous Prefecture)
Hubei University for Nationalities
Original Assignee
Academy Of Agricultural Sciences Enshi Tujia And Miao Autonomous Prefecture (research Institute Of Selenium Application Technology And Product Development Enshi Tujia And Miao Autonomous Prefecture)
Hubei University for Nationalities
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.)
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Publication date
Application filed by Academy Of Agricultural Sciences Enshi Tujia And Miao Autonomous Prefecture (research Institute Of Selenium Application Technology And Product Development Enshi Tujia And Miao Autonomous Prefecture), Hubei University for Nationalities filed Critical Academy Of Agricultural Sciences Enshi Tujia And Miao Autonomous Prefecture (research Institute Of Selenium Application Technology And Product Development Enshi Tujia And Miao Autonomous Prefecture)
Priority to CN201910783427.6A priority Critical patent/CN110496772A/en
Publication of CN110496772A publication Critical patent/CN110496772A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18Drum screens
    • B07B1/22Revolving drums
    • B07B1/26Revolving drums with additional axial or radial movement of the drum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B2201/00Details applicable to machines for screening using sieves or gratings
    • B07B2201/02Fastening means for fastening screens to their frames which do not stretch or sag the screening surfaces

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  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention discloses a kind of made from Chinese yam bulbil drum-type classifying screens, including driving device, drum type screening device and bulbil collection device, the driving device includes two symmetrically arranged cement substrates, sliding slot is equipped on one end of two cement substrates, slidably connect support rod in the sliding slot, the support rod is far from being fixedly connected with stable pedestal on one end of cement substrate.The configuration of the present invention is simple, manufacturing cost is low, and construction is reasonable, classification is accurate, i.e., it is manually actuated also can electric drive, so operating environmental condition is loose, and it is powerful, labour is saved, and there is very strong classifying capability, due to being to carry out sieving and grading to made from Chinese yam bulbil using centrifugal force, spring shaking force and gravity, and sieve and sieve pore inner wall are all smooth, therefore not will cause bulbil epidermis injury, can guarantee quality, and labor intensity is reduced, also improve labor efficiency.

Description

A kind of made from Chinese yam bulbil drum-type classifying screen
Technical field
The present invention relates to bulbil screening technique field more particularly to a kind of made from Chinese yam bulbil drum-type classifying screens.
Background technique
Chinese yam while under ground portion forms stem tuber, on the ground between portion's axil raw many bulbils.Bulbil is Aerial tuber or strain bud, commonly referred to as Chinese yam beans are also in the metamorphosis of axillary bud namely the deformation of side shoot, referred to as ground stem tuber.More than zero Son is oval, and 1-2.5 centimetres long, it is one kind of Chinese medicine that 0.8-2 centimetres of diameter, brown or dark brown, oral administration, which are used as medicine,.Mountain Medicine bulbil needs to screen it before storage after picking is collected, with different according to size, to Chinese yam zero Minor is stored classifiedly.
Existing made from Chinese yam bulbil screening plant is only capable of carrying out simple Screening Treatment to made from Chinese yam bulbil, and can not basis The difference in size of made from Chinese yam bulbil carries out careful sizing screening to it, therefore the result of Screening Treatment is unable to satisfy Chinese yam more than zero The needs that son is stored by size exhaustive division.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, such as: existing made from Chinese yam bulbil screening dress It sets and is only capable of carrying out simple Screening Treatment to made from Chinese yam bulbil, and it can not be carried out carefully according to the difference in size of made from Chinese yam bulbil The sizing screening of cause, therefore the result of Screening Treatment is unable to satisfy the need that made from Chinese yam bulbil is stored by size exhaustive division It wants.
To achieve the goals above, present invention employs following technical solutions:
A kind of made from Chinese yam bulbil drum-type classifying screen, including driving device, drum type screening device and bulbil collect dress It sets, the driving device includes two symmetrically arranged cement substrates, it is equipped with sliding slot on one end of two cement substrates, Slidably connect support rod in the sliding slot, the support rod far from being fixedly connected with stable pedestal on one end of cement substrate, It has been respectively fixedly connected with motor and shaft bearing on two stable pedestals, has been fixedly connected on the output end of the motor Have central rotating shaft, the central rotating shaft is fixedly connected on the interior ring-side wall of shaft bearing far from one end of motor, it is described in Heart shaft is far from being equipped with crank handle on one end of motor;
The drum type screening device includes four pairs of frame pillars being symmetrical set, between each pair of frame pillar It is symmetrically fixedly connected there are two pillar end face connecting column, four pillar end face connecting columns positioned at the same side are solid in staggered form Surely it links together, the frame pillar and pillar end face connecting column constitute roller frame, divide in the both ends of the roller frame It is not connected with front end surface cover and rear end surface cover, the front end surface cover is arranged close to shaft bearing, the rear end surface cover It is arranged close to motor, is equipped with cover board garter spring, the side of the front end surface cover on the lateral wall at roller frame both ends Wall is equipped with feeding inlet, and the feeding inlet is interior to be rotatably connected to rotation door, the described rotation one end of door far from hinge by hinge Equipped with switching device;
Three scroll wheels, the lateral wall of the roller frame are equidistantly fixedly connected on the lateral wall of the roller frame Four groups of classification mesh screens are equipped with, classification mesh screen is in that concave is coated on the lateral wall of frame pillar described in four groups, and described point Pressure is equipped with multiple mesh screen press strips, each equal associated frame members pillar setting of mesh screen press strip, the frame on the lateral wall of grade mesh screen Post setting is fixedly connected with the fixing bolt of multiple spaced sets in the one side wall far from classification mesh screen, the fixing bolt One end is through frame pillar, classification mesh screen and mesh screen press strip and is threaded with fixture nut, the inner sidewall of the roller frame On be equidistantly fixedly connected with three classification distance plates, be equipped with manual modulation valve on three classification distance plates;
Four spiral parallel items are equidistantly fixedly connected on the inner sidewall of the roller frame, in the roller frame Central shaft hole is equipped at the heart, the central rotating shaft is mounted in central shaft hole, and the bulbil collection device includes that classification is collected Box is symmetrically fixedly connected on the inner sidewall of the classification collection box there are three baffle between grade, and baffle will be classified between three grades The inner space of collection box is divided into four bulbil collecting chambers.
Preferably, the switching device includes fixed ring, and the fixed ring is fixedly connected on one of rotation door far from hinge On side wall, the front end surface cover is fixedly connected with screwed ring in the one side wall of rotation door, and sliding connects in the fixed ring It is connected to threaded rod, is equipped with threaded hole in the screwed ring, the threaded one end of the threaded rod is connected in threaded hole.
Preferably, vibration spring is fixedly connected between the stable pedestal and cement substrate, the vibration spring is arranged On the lateral wall of support rod.
Preferably, four classification mesh screens are from left to right divided into level-one sieve, second level sieve, three-level sieve and four Grade sieve, the mesh diameter of the level-one sieve to level Four sieve are in incrementally to be arranged.
Preferably, four bulbil collecting chambers are from left to right divided into level-one collecting chamber, second level collecting chamber, three-level Collecting chamber and level Four collecting chamber, the level-one collecting chamber face level-one sieve setting, the second level collecting chamber face second level sieve Setting, the three-level collecting chamber face three-level sieve setting, the level Four collecting chamber face level Four sieve setting.
Preferably, mesh bag is mounted in four bulbil collecting chambers.
Preferably, quill is rotatably connected on lateral wall of the crank handle far from central rotating shaft one end.
The beneficial effects of the present invention are:
1, structure is simple, and manufacturing cost is low, and rationally, classification is accurate for construction, i.e., it is manually actuated also can electric drive, so Operating environmental condition is loose, and powerful, saves labour, and have very strong classifying capability, due to being to utilize centrifugal force, bullet Spring shaking force and gravity carry out sieving and grading to made from Chinese yam bulbil, therefore not will cause bulbil epidermis injury, Neng Goubao Quality is demonstrate,proved, and reduces labor intensity, also improves labor efficiency.
2, since classification sieve is using mesh screen press strip, fixing bolt and fixture nut, the mode being connected through a screw thread is solid Be scheduled on frame pillar, thus dismantle and replacement it is all very convenient, so the present invention in addition to can to made from Chinese yam bulbil into Other than row sizing screening, moreover it is possible to by replacing the classification sieve of different mesh diameter sizes, be satisfied with the big of micro potato The sizing screening of the asexual vegetable seeds of graininess such as the bulbil size fractionation screening of small sizing screening, konjaku.
Detailed description of the invention
Fig. 1 is a kind of Facad structure cross-sectional view of made from Chinese yam bulbil drum-type classifying screen proposed by the present invention;
Fig. 2 is the enlarged drawing of A structure in Fig. 1;
Fig. 3 is a kind of section signal of drum type screening device of made from Chinese yam bulbil drum-type classifying screen proposed by the present invention Figure.
In figure: pedestal, 4 vibration springs, 5 motor, 6 shaft bearings, 7 centers turn are stablized in 1 cement substrate, 2 support rods, 3 Axis, 8 crank handles, 9 frame pillars, 10 pillar end face connecting columns, 11 front end surface covers, 12 rear end surface covers, 13 cover board garter springs, 14 rotation doors, 15 fixed rings, 16 screwed rings, 17 threaded rods, 18 scroll wheels, 19 classification mesh screens, 20 mesh screen press strips, 21 fixed spiral shells Bolt, 22 fixture nuts, 23 classification distance plates, 24 manual modulation valves, 25 spiral parallel items, 26 central shaft holes, 27 classification collection boxes, Baffle, 29 bulbil collecting chambers, 30 mesh bags between 28 grades.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", "top", The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just In description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with Specific orientation construction and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-3, a kind of made from Chinese yam bulbil drum-type classifying screen, including driving device, drum type screening device and zero Minor collection device, driving device include two symmetrically arranged cement substrates 1, are equipped on one end of two cement substrates 1 Sliding slot slidably connects support rod 2 in sliding slot, and support rod 2 is fixedly connected with stable pedestal 3 on one end far from cement substrate 1, Stablize and be fixedly connected with vibration spring 4 between pedestal 3 and cement substrate 1, vibration spring 4 is set on the lateral wall of support rod 2.
By the vibration that the elastic force and driving device of vibration spring 4 generate at work, so that drum type screening device exists While rotation under the drive of driving device can also vertical tremor, so that enhancing improves sieve to the screening effect of made from Chinese yam bulbil The efficiency of work is selected, has been respectively fixedly connected with motor 5 and shaft bearing 6, the output end of motor 5 on two stable pedestals 3 On be fixedly connected with central rotating shaft 7, central rotating shaft 7 is rotatably connected on the inner sidewall of shaft bearing 6 far from one end of motor 5 On, central rotating shaft 7 is equipped with crank handle 8 on one end far from motor 5, crank handle 8 is far from the outer of 7 one end of central rotating shaft It is rotatably connected to quill on side wall, the setting of quill, when helping avoid shaking with hands crank handle 8, operator Injury of the friction to palm between member's palm and crank handle 8.
Drum type screening device includes four pairs of frame pillars being symmetrical set 9, is symmetrically consolidated between each pair of frame pillar 9 There are two pillar end face connecting column 10, four pillar end face connecting columns 10 positioned at the same side are fixedly connected in staggered form for fixed connection Together, frame pillar 9 and pillar end face connecting column 10 constitute roller frame, are connected with front end respectively in the both ends of roller frame Surface cover 11 and rear end surface cover 12, front end surface cover 11 are arranged close to shaft bearing 6, and rear end surface cover 12 is close to motor 5 Setting.
Cover board garter spring 13 is equipped on the lateral wall at roller frame both ends, the one side wall of front end surface cover 11 is equipped with pan feeding Mouthful, rotation door 14 is rotatably connected to by hinge in feeding inlet, rotation door 14 is equipped with switching device, switch far from one end of hinge Device includes fixed ring 15, and fixed ring 15 is fixedly connected on rotation door 14 far from the one side wall of hinge, and front end surface cover 11 leans on It is fixedly connected with screwed ring 16 in the one side wall of nearly rotation door 14, threaded rod 17, screwed ring 16 are slidably connected in fixed ring 15 Interior to be equipped with threaded hole, the threaded one end of threaded rod 17 is connected in threaded hole.
It only needs to turn threaded rod 17, it is screwed out out of screwed ring 16, i.e., rotatably rotation door 14 opens feeding inlet, so After made from Chinese yam bulbil can be poured into inside drum type screening device along feeding inlet, equidistantly fixed on the lateral wall of roller frame There are three scroll wheels 18 for connection, and scroll wheel 18 is set on the lateral wall of roller frame, to carry roller frame and zero The weight of minor, the lateral wall of roller frame are equipped with four groups of classification mesh screens 19, and four groups of classification mesh screens 19 are coated in concave On the lateral wall of frame pillar 9, so that it is guaranteed that the inside of drum type screening device is in smooth arc state.
Four groups of classification mesh screens 19 are from left to right divided into level-one sieve, second level sieve, three-level sieve and level Four sieve, and one The mesh diameter of grade sieve to level Four sieve is in incrementally to be arranged, and the mesh diameter of level-one sieve is less than 1.0cm, second level sieve Mesh diameter be more than or equal to 1.0cm and be less than 1.5cm, the mesh diameter of three-level mesh screen is more than or equal to 1.5cm and is less than The mesh diameter of 2.0cm, level Four sieve are more than or equal to 2.0cm, so as to carry out by mesh size size to made from Chinese yam bulbil Sizing screening.
It is classified pressure on the lateral wall of mesh screen 19 and is equipped with multiple mesh screen press strips 20, the equal associated frame members pillar of each mesh screen press strip 20 9 settings, frame pillar 9 are fixedly connected with the fixing bolt 21 of multiple spaced sets in the one side wall far from classification mesh screen 19, One end of fixing bolt 21 is through frame pillar 9, classification mesh screen 19 and mesh screen press strip 20 and is threaded with fixture nut 22, by It is using mesh screen press strip 20, fixing bolt 21 and fixture nut 22 in classification sieve 19, the mode being connected through a screw thread is fixed on On frame pillar 9, therefore disassembly and replacement are all very convenient, so the present invention is in addition to that can divide made from Chinese yam bulbil Other than grade screening, moreover it is possible to by replacing the classification sieve 19 of different mesh diameter sizes, be satisfied with the size of micro potato The sizing screening of the asexual vegetable seeds of graininess such as the bulbil size fractionation screening of sizing screening, konjaku.
Three classification distance plates 23 are equidistantly fixedly connected on the inner sidewall of roller frame, on three classification distance plates 23 It is equipped with manual modulation valve 24, when screening closes manual modulation valve 24, to prevent bulbil from rolling to next stage sieve, completes one Manual modulation valve 24 is opened after a sizing screening, allows bulbil to roll to next stage sieve automatically, on the inner sidewall of roller frame etc. Spacing is fixedly connected there are four spiral parallel item 25, and central shaft hole 26 is equipped at the center of roller frame, and central rotating shaft 7 is mounted on Rubber snare is glued in central shaft hole 26, in central shaft hole 26 to increase the frictional force between roller frame and central rotating shaft 7 It drives central rotating shaft 7 to rotate by motor 5, central rotating shaft 7 can also be driven to rotate by shaking crank handle 8.
With the rotation of central rotating shaft 7, central rotating shaft 7 drives roller frame to rotate by frictional force, and then drives roller Formula screening plant rotation, to carry out sieving and grading to made from Chinese yam bulbil by centrifugal force, spring shaking force, gravity, no It will cause bulbil epidermis injury, guarantee quality, bulbil collection device includes classification collection box 27, is classified the interior of collection box 27 It is symmetrically fixedly connected on side wall there are three baffle 28 between grade, baffle 28 will be classified the inner space equal part of collection box 27 between three grades At four bulbil collecting chambers 29.
Four bulbil collecting chambers 29 be from left to right divided into level-one collecting chamber, second level collecting chamber, three-level collecting chamber and Level Four collecting chamber, the setting of level-one collecting chamber face level-one sieve, the setting of second level collecting chamber face second level sieve, three-level collecting chamber is just Three-level sieve is arranged, the setting of level Four collecting chamber face level Four sieve belongs to the made from Chinese yam bulbil quilt of same size range It after screening, falls in the same bulbil collecting chamber 29, to be stored classifiedly to it, in four bulbil collecting chambers 29 It is mounted on mesh bag 30, by mesh bag 30, it may be convenient to take out the made from Chinese yam bulbil fallen in bulbil collecting chamber 29.
In the present invention, when user uses the device, threaded rod 17 is first turned, it is screwed out out of screwed ring 16, rotated Rotation door 14 opens feeding inlet, then pours into inside drum type screening device made from Chinese yam bulbil along feeding inlet, takes up the ball spiral shell Rasp bar 17 screws back in screwed ring 16, and starting motor 5 either shakes crank handle 8, and central rotating shaft 7 is driven to rotate, thus logical It crosses frictional force effect and drives the rotation of roller frame frame, and then drum type screening device is driven to operate, shaken by centrifugal force, spring Power, gravity carry out sieving and grading to made from Chinese yam bulbil, less than classification 19 width of mesh of sieve made from Chinese yam bulbil from mesh It inside falls, into bulbil collecting chamber 29, then successively opens manually controlling on classification 19 classification distance plates 23 of sieve Valve 24, so that made from Chinese yam bulbil successively passes through along level-one sieve, second level sieve, three-level sieve and level Four sieve, thus to Chinese yam Bulbil carries out sizing screening, is screened the made from Chinese yam bulbil got off and falls into corresponding bulbil collecting chamber 29;
Since classification sieve 19 is connected through a screw thread using mesh screen press strip 20, fixing bolt 21 and fixture nut 22 Mode is fixed on frame pillar 9, therefore is dismantled and replacement is all very convenient, so the present invention is in addition to can be to Chinese yam zero Minor carries out other than sizing screening, moreover it is possible to by replacing the classification sieve 19 of different mesh diameter sizes, it is micro- to be satisfied with potato The sizing screening for the asexual vegetable seeds of graininess such as the size fractionation of type potato screens, the bulbil size fractionation of konjaku screens.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (7)

1. a kind of made from Chinese yam bulbil drum-type classifying screen, including driving device, drum type screening device and bulbil collection device, It is characterized in that, the driving device include two symmetrically arranged cement substrates (1), the one of two cement substrates (1) It is equipped with sliding slot on end, is slidably connected in the sliding slot support rod (2), the one of the support rod (2) separate cement substrate (1) It is fixedly connected on end stable pedestal (3), has been respectively fixedly connected with motor (5) and shaft on two stable pedestals (3) Bearing (6) is fixedly connected with central rotating shaft (7) on the output end of the motor (5), and the central rotating shaft (7) is far from electronic One end of machine (5) is fixedly connected on the interior ring-side wall of shaft bearing (6), and the one of the central rotating shaft (7) separate motor (5) Crank handle (8) are installed on end;
The drum type screening device includes four pairs of frame pillars being symmetrical set (9), between each pair of frame pillar (9) Pillar end face connecting column (10) there are two being symmetrically fixedly connected, four pillar end face connecting columns (10) positioned at the same side It is fixed together in staggered form, the frame pillar (9) and pillar end face connecting column (10) constitute roller frame, the rolling It is connected with front end surface cover (11) and rear end surface cover (12) respectively in the both ends of cylinder frame, the front end surface cover (11) is close Shaft bearing (6) setting, the rear end surface cover (12) are arranged close to motor (5), the lateral wall at roller frame both ends On be equipped with cover board garter spring (13), the one side wall of the front end surface cover (11) is equipped with feeding inlet, passes through in the feeding inlet Hinge is rotatably connected to rotation door (14), and rotation door (14) is equipped with switching device far from one end of hinge;
Three scroll wheels (18), the lateral wall of the roller frame are equidistantly fixedly connected on the lateral wall of the roller frame Four groups of classification mesh screens (19) are equipped with, classification mesh screen (19) described in four groups is coated on the outside of frame pillar (9) in concave On wall, pressure is equipped with multiple mesh screen press strips (20) on the lateral wall of classification mesh screen (19), and each mesh screen press strip (20) is equal Associated frame members pillar (9) setting, the frame pillar (9) are fixedly connected with multiple etc. in the one side wall far from classification mesh screen (19) The fixing bolt (21) of spacing setting, one end of the fixing bolt (21) is through frame pillar (9), classification mesh screen (19) and net It screen pressing item (20) and is threaded with fixture nut (22), is equidistantly fixedly connected with three on the inner sidewall of the roller frame Classification distance plate (23) is equipped with manual modulation valve (24) on three classification distance plates (23);
Four spiral parallel items (25) are equidistantly fixedly connected on the inner sidewall of the roller frame, in the roller frame Central shaft hole (26) are equipped at the heart, the central rotating shaft (7) is mounted in central shaft hole (26), the bulbil collection device packet Classification collection box (27) is included, is symmetrically fixedly connected on the inner sidewall of classification collection box (27) there are three baffle (28) between grade, The inner space for being classified collection box (27) is divided into four bulbil collecting chambers (29) by baffle (28) between three grades.
2. a kind of made from Chinese yam bulbil drum-type classifying screen according to claim 1, which is characterized in that the switching device packet It includes fixed ring (15), the fixed ring (15) is fixedly connected in the one side wall of the separate hinge of rotation door (14), the front end face Cover board (11) is fixedly connected with screwed ring (16) in the one side wall of rotation door (14), is slidably connected in the fixed ring (15) Have threaded rod (17), threaded hole is equipped in the screwed ring (16), the threaded one end of the threaded rod (17) is connected to threaded hole It is interior.
3. a kind of made from Chinese yam bulbil drum-type classifying screen according to claim 1, which is characterized in that the stable pedestal (3) vibration spring (4) is fixedly connected between cement substrate (1), vibration spring (4) is set in the outer of support rod (2) On side wall.
4. a kind of made from Chinese yam bulbil drum-type classifying screen according to claim 1, which is characterized in that four Hierarchical Networks Sieve (19) is from left to right divided into level-one sieve, second level sieve, three-level sieve and level Four sieve, the level-one sieve to level Four The mesh diameter of sieve is in incrementally to be arranged.
5. a kind of made from Chinese yam bulbil drum-type classifying screen according to claim 4, which is characterized in that four bulbils Collecting chamber (29) is from left to right divided into level-one collecting chamber, second level collecting chamber, three-level collecting chamber and level Four collecting chamber, and described one Grade collecting chamber face level-one sieve setting, the second level collecting chamber face second level sieve setting, the three-level collecting chamber face three Grade sieve setting, the level Four collecting chamber face level Four sieve setting.
6. a kind of made from Chinese yam bulbil drum-type classifying screen according to claim 1, which is characterized in that four bulbils Mesh bag (30) are mounted in collecting chamber (29).
7. a kind of made from Chinese yam bulbil drum-type classifying screen according to claim 1, which is characterized in that the crank handle (8) quill is rotatably connected on the lateral wall far from central rotating shaft (7) one end.
CN201910783427.6A 2019-08-23 2019-08-23 A kind of made from Chinese yam bulbil drum-type classifying screen Withdrawn CN110496772A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112588551A (en) * 2020-11-26 2021-04-02 江西海特科电气有限公司 Mixed screening device is used in production of high frequency electric porcelain insulator raw materials
CN113144701A (en) * 2021-05-11 2021-07-23 江西渠成氟化学有限公司 Solid-liquid separation device for chemical equipment
CN114885663A (en) * 2022-06-20 2022-08-12 青海农牧科技职业学院 Drum-type separating and grading device of potato combine harvester

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Application publication date: 20191126