CN208261258U

CN208261258U - A kind of gravity type binary rice sieve

Info

Publication number: CN208261258U
Application number: CN201721589738.1U
Authority: CN
Inventors: 黄如欠
Original assignee: Wuhan Hengchang Yu Grain Machinery Equipment Co Ltd
Current assignee: Wuhan Hengchang Yu Grain Machinery Equipment Co Ltd
Priority date: 2017-11-23
Filing date: 2017-11-23
Publication date: 2018-12-21
Anticipated expiration: 2027-11-23

Abstract

The utility model is related to processing of farm products equipment, is related to a kind of gravity type binary rice sieve.Gravity type binary rice sieve, including pedestal and two sieve ships, two sieve ship feed ends and discharge end and the left and right sides are obliquely installed, and feed end is higher than discharge end；The feed end of two sieve ships is equipped with feed inlet and distributor gear, and discharge end is equipped with feeding distribution mechanism and shedding mechanism.Sieve ship feed end and discharge end and the left and right sides are obliquely installed, so that rice sieve adapts to a variety of different rice separation, and good separating effect；Two sieve ships are symmetricly set on pedestal, and are moved synchronously by transmission mechanism, so that equipment operation is more steady；It sieves boat bottom and adjusting angle mechanism is set, make sieve ship reach suitable angle by adjusting angle mechanism, and easy to adjust；The utility model can be not only used for the husk rice processing factory of 100~150 tons of rice of daily output as corollary equipment, also can be used as single machine exclusive use, is the rough isolated preferred unit of paddy in modern rice process.

Description

A kind of gravity type binary rice sieve

Technical field

The utility model relates to processing of farm products equipment, sieve more particularly, to a kind of gravity type binary rice.

Background technique

In the raw grain for swinging cleaning screen processing, containing plurality of impurities material, impurity quality of material, size difference are big, situation It is changeable, it is desirable that cleaning screen is adaptable, and technological parameter needs to adjust in a certain range, so that treating capacity and effect is reached design and wants It asks.Swinging cleaning screen main technologic parameters has amplitude, hunting frequency, swaying direction angle, screen angle.

Existing vibrating cleaning sieve, structure is complicated, huge structure, and separating effect is bad.Especially rotary flat sieve, by It is more closed in structure, in carrying out rice screening process, heat is not easy to shed, and is also easy to produce water vapour, causes whole rice containing broken Rate is high, and due to aqueous in rice, rice is perishable；When the rice to different-grain diameter sieves, sieve lattice are needed to frequently replace.

Utility model content

In order to solve the above problem, the utility model provides that a kind of structure is simple, occupies little space, the weight of high degree of automation Power formula binary rice sieve, the gravity type binary rice sieve separation effect is good, stable mechanical performance.

The preferential technical solution of the utility model is: a kind of gravity type binary rice sieve, including pedestal, and is symmetricly set on Two sieve ships on pedestal, it is characterised in that: described two sieve ship feed ends and discharge end and the left and right sides are obliquely installed, and Feed end is higher than discharge end；The feed end of described two sieve ships is equipped with feed inlet and the distributor gear for distributing material, Discharge end is equipped with feeding distribution mechanism and shedding mechanism, and the driver of driving sieve sallying is equipped between described two sieve ship opposite sides Structure；The pedestal is equipped with main support, and the main support bottom is fixed on pedestal, and the feed inlet is fixed at master The top of bracket, and communicated with distributor gear, the feeding distribution mechanism and shedding mechanism are successively set on pedestal；Described two The lower part of a sieve ship is equipped with the swing-bar mechanism of support screen sallying and adjusts the adjusting angle mechanism of sieve ship position.

Preferably, the transmission mechanism includes transmission main shaft and the transmission countershaft for being symmetricly set on transmission main shaft two sides, And the primary shaft belt pulley of transmission main shaft one end is set, the transmission main shaft is mounted on the base by bearing, the primary shaft belt pulley It is connected to the motor by belt, drives transmission main shaft rotation；The transmission main shaft is equipped with eccentric wheel, the installation of the eccentric wheel Not on the same line, the transmission countershaft is connected by kinematic link with eccentric wheel, the transmission for axis hole and symmetrical center line Countershaft is arranged on countershaft seat, and the countershaft seat is fixedly linked with two sieve shipboard faces respectively, and the transmission main shaft rotation drives Eccentric wheel does eccentric rotary, drives two sieve ship synchronous huntings respectively by kinematic link.

Preferably, described two sieve ship adjacent inboards are lower than outside, electric cabinet is equipped between described two sieve ships, it is described Electric cabinet is fixed on the base, and the material position electric control gear of control inlet amount is equipped in the electric cabinet and for controlling motor speed Speed regulation device.

Further, the swing-bar mechanism includes swing rod support base and swing rod, and the swing rod support base is set on the base, One end of the swing rod is connect with swing rod support base, and the other end is connect with sieve boat bottom.

Further, the swing rod support base includes rotation axis and movable axis, the both ends of the rotation axis and movable axis It is connected by bracket, constitutes a quadrilateral structure, the rotation axis both ends are set on the base by axle bed, the movable axis Movement, energy band turn moving axis rotate in axle bed.

Further, the adjusting angle mechanism includes the angle modulation screw rod being vertically arranged and is horizontally set on angle modulation horizontal axis, and The connecting rod of angle modulation horizontal axis and movable axis is connected, angle modulation screw rod upper end is set on the base, and lower end passes through pedestal and angle modulation It is connected through a screw thread in the middle part of horizontal axis, the angle modulation screw rod rotation drives angle modulation horizontal axis to move up and down under the action of screw thread pair.

Further, angle modulation horizontal axis one end is equipped with angle modulation indicator, and the pedestal is equipped with and angle modulation indicator Corresponding angle modulation display board, the angle modulation display board are equipped with graduation mark.

Further, the distributor gear includes distribution shell and is arranged in that distribution shell is intracorporal several to be uniformly arranged Guide piece, several equal bendings of guide piece are arranged and are parallel to each other, and the upper end of several guide pieces is corresponding with feed inlet, Lower end is corresponding with the sieve lattice in sieve ship.

The beneficial effect that the utility model obtains is: sieve ship feed end and discharge end and the left and right sides are obliquely installed, and Feed end is higher than discharge end, and intermediate inside is higher than outside, so that rice sieve adapts to a variety of different rice separation, and divides It is good from effect；Two sieve ships are symmetricly set on pedestal, and are moved synchronously by transmission mechanism, so that equipment operation is more flat Surely；It sieves boat bottom and adjusting angle mechanism is set, make sieve ship reach suitable angle by adjusting angle mechanism, and easy to adjust；This is practical The novel husk rice processing factory that can be not only used for 100~150 tons of rice of daily output also can be used as single machine exclusive use as corollary equipment, It is the rough isolated preferred unit of paddy in modern rice process.

Detailed description of the invention

Fig. 1 is the structural diagram of the present invention；

Fig. 2 is the side view of Fig. 1；

Fig. 3 is the structural schematic diagram of transmission mechanism；

Fig. 4 is the structural schematic diagram of the eccentric wheel of an embodiment；

Fig. 5 is the connection schematic diagram of motor and belt wheel；

Fig. 6 is swing-bar mechanism structural schematic diagram；

Fig. 7 is adjusting angle mechanism structural schematic diagram；

Fig. 8 is the side view of Fig. 7；

Fig. 9 is distributor gear structural schematic diagram；

Figure 10 is feeding distribution mechanism structural schematic diagram.

Specific embodiment

The utility model is further described in the following with reference to the drawings and specific embodiments.

As shown in Figure 1, a kind of gravity type binary rice of the utility model sieves, including pedestal 1 and two it is symmetrically arranged Ship 2 is sieved, two sieve ships 2 are symmetricly set on the two sides of pedestal 1, sieve 2 feed end of ship and discharge end and the left and right sides tilts and sets It sets, in conjunction with Fig. 2, the feed end for sieving ship 2 is higher than discharge end, and the inside among two sieve ships 2 is lower than outside.

The feed end of two sieve ships 2 is equipped with feed inlet 8 and air inlet, is equipped with dispenser between feed inlet 8 and sieve ship 2 Structure 9 after rice is entered by feed inlet 8, uniformly drops on the sieve lattice 21 of sieve ship 2 after being distributed by distributor gear 9, prevents Only rice is accumulated on sieve lattice 21, influences screening effect, and air inlet can be connected to external air draught cleaning shaft device, siphon away The dust in ship 2 is sieved, to substantially improve the hygienic conditions of workshop processing；The discharge end for sieving ship 2 is equipped with feeding distribution mechanism 6 and discharging The grain of rice for the different-grain diameter that screening is completed is dispensed into shedding mechanism 7 by mechanism 7,7 collective effect of feeding distribution mechanism 6 and shedding mechanism In different storage bins.

The discharge end of pedestal 1 is equipped with main support 11, and main support 11 is between two sieve ships, and feed inlet 8 and air inlet are equal It is fixed on the top in main support 11, and is communicated with distributor gear 9, setting main support 11 is advantageously implemented sieve 2 feed end of ship Higher than discharge end, so that overall structure is more compact, stability is more preferable.Sieve the feeding distribution mechanism 24 and unloader of the discharge end of ship 2 Structure 25 is successively set on pedestal 1；The lower part for sieving ship 2 is equipped with the swing mechanism 5 and adjust sieve 2 position of ship that support screen ship 2 is swung Adjusting angle mechanism 4, sieve ship 2 side be equipped with driving sieve ship 2 swing transmission mechanism 3.

It whole rice and cracks rice there is the difference of specific gravity, coefficient of friction and granularity etc. in rice meal, in transmission mechanism band Under the shake of dynamic sieve ship 2, rice meal just generates the relative motion of storeroom, is layered whole rice mixture of cracking rice gradually, The result is that particle small brokens are sunken to lower layer, and by sieve ship 2 sieve salient point on lattice it is upward (in Fig. 1 left side sieve ship to the left, the right Sieve ship to the right) push, crack rice mobile to sieve lattice top position, occupy sieve lattice top ((in Fig. 1 on the left of left side sieve ship, the right On the right side of sieve ship) position and gradually collect to exit of cracking rice under the action of sieving lattice vertical inclination angle (front and back inclination angle)；And it is same with this When, the big whole rice of particle then floats on face upper layer of cracking rice, and performs relative motion along layer surface of cracking rice with layer of cracking rice and slide to sieve lattice Lower section, and occupy the lower position of separating plate, gradually collect to whole rice exit under the transport of separating plate vertical inclination angle, from And achieve the purpose that whole rice whole rice of cracking rice in mixture is separated with cracking rice.

In one embodiment, as shown in figure 3, transmission mechanism 3 includes that a transmission main shaft 31 is led with transmission is symmetricly set on Two transmission countershafts 32 of 31 two sides of axis, and the primary shaft belt pulley 33 of 31 one end of transmission main shaft is set, 31 both ends of transmission main shaft are logical It crosses bearing 34 to be mounted on pedestal 1, primary shaft belt pulley 33 is connected by belt with motor 100, and transmission main shaft 31 is driven to rotate；Knot It closes shown in Fig. 4, transmission main shaft 31 is equipped with two groups of eccentric wheels 39, and every group of eccentric wheel 39 is made of two eccentric wheels 39, eccentric wheel Not on the same line, every transmission countershaft 32 passes through kinematic link 37 and one group to 39 mounting shaft hole 391 and symmetrical center line Eccentric wheel 39 is connected, and transmission countershaft 32 is arranged on countershaft seat 38, and countershaft seat 38 is fixedly linked with two 2 sides of sieve ship respectively, Transmission main shaft 31 rotates, and band movable eccentric wheel 39 does eccentric rotary, drives the synchronous pendulum of two sieve ships 2 or so by kinematic link 37 It is dynamic, to realize the screening of rice.

In one embodiment, as shown in figure 5, being driven between motor 100 and primary shaft belt pulley 33 by second belt, belt is logical Cross tensioning wheel tensioning.

In one embodiment, as shown in Figure 1, pedestal 1 is equipped with electric cabinet 101, the setting of electric cabinet 101 is lower in sieve ship 2 Side (in figure between two sieve ships), electric cabinet 5 is interior to be equipped with material position electric control gear and speed regulation device, and feed inlet may be implemented The adjusting of 100 revolving speed of automation control and motor of 8 inlet amounies enables sieve ship 2 to be suitable for the white of different grain size size The screening demand of rice.

In one embodiment, as shown in fig. 6, swing-bar mechanism 5 includes swing rod support base 51 and swing rod 52, swing rod support base 51 It is arranged on pedestal 1, one end of swing rod 52 is connect with swing rod support base 51, and the other end is connect with sieve 2 bottom of ship.The present embodiment In, swing rod support base 51 includes rotation axis and movable axis, and rotation axis is connected with the both ends of movable axis by bracket, constitutes one Quadrilateral structure, rotation axis both ends are set on the base by axle bed, and movable axis movement, energy band turn moving axis turns in axle bed It is dynamic.

In one embodiment, as Figure 7-8, adjusting angle mechanism 4 includes the angle modulation screw rod 41 being vertically arranged and is horizontally disposed with It is arranged on pedestal 1 in angle modulation horizontal axis 42, and the connecting rod 43 of connection angle modulation horizontal axis 4 and movable axis, 41 upper end of angle modulation screw rod, adjusts Angle screw rod 41 axially rotates, and cannot move up and down, and 41 lower end of angle modulation screw rod passes through to be passed through in the middle part of pedestal 1 and angle modulation horizontal axis 42 It is threadedly coupled, constitutes feed screw nut pair, angle modulation screw rod 41 rotates, and under the action of screw thread pair, about 4 angle modulation horizontal axis is driven to transport Dynamic, since movable axis and angle modulation horizontal axis 4 are fixed together, swing rod support base 51 will be rotated along rotation axis, thus Complete the angular adjustment of sieve 2 left and right directions of ship.In the present embodiment, 42 one end of angle modulation horizontal axis is equipped with angle modulation indicator 44, pedestal 1 It is equipped with angle modulation display board 45 corresponding with angle modulation indicator 44, angle modulation display board 45 is equipped with graduation mark, angular adjustment process In, the position of 45 high scale line of angle modulation display board is directed toward by observation angle modulation indicator 44, to realize to sieve 2 left and right directions of ship The accurate adjusting of angle.

In one embodiment, as shown in figure 9, distributor gear 9 includes distribution shell 91 and is arranged in distribution shell 91 Several guide pieces 92 being uniformly arranged, the equal bending of several guide pieces 92 are arranged and are parallel to each other, and the upper end of several guide pieces 92 is equal Corresponding with feed inlet 8, lower end is corresponding with the sieve lattice 21 in sieve ship 2.For guarantee guide piece 92 intensity, in guide piece 92 Bending part is equipped with reinforcing rib, to guarantee that sieve lattice 21 are not recessed, is equipped with several reinforcement parting beads on each 21 lower end surface of sieve lattice.

In one embodiment, as shown in Figure 10, feeding distribution mechanism 6 includes 61, two, main partition secondary partitions 62, horizontal axis angle modulation bar 63 and discharge port 65, main 61 upper end of partition setting is at 2 top of sieve ship, and lower end setting is in sieve 2 bottom of ship, and two secondary partitions 62 are It is arranged in parallel with main partition 61, and is divided into the two sides of main partition 61,61, two, main partition secondary partitions 62 and sieve 2 shell of ship will Sieve ship 2 is divided into four relatively independent spaces, and four relatively independent spaces are respectively arranged below with four discharge ports 65, discharging Different storage bins are corresponding from shedding mechanism 7 for the position of mouth 65.Rice after sieve ship 2 sieves drops into four from sieve 21 front end of lattice In a space, it is collected in the different storage bins that four discharge ports 65 drop into shedding mechanism 7.61 middle part of main partition with Horizontal axis angle modulation bar 63 is together by a threaded connection, and one end of horizontal axis angle modulation bar 63 is equipped with rocking bar 64, shakes rocking bar 64, it is main every Plate 61 can move left and right under the action of screw thread pair along horizontal axis angle modulation bar 63；The relative position of two secondary partitions 62, can also To manually adjust, be equipped with three scales 66 at the top of sieve ship 2, three scales 66 respectively with the secondary partitions 62 of main partition 61 and two It is corresponding, the accurate control of main partition 61 and two 62 positions of secondary partition is realized, to adjust the position that different-grain diameter rice is fallen It sets.

In one embodiment, shedding mechanism 7 is four storage bins separated by partition, and storage bin is equipped with detection sampling Mouthful, it detects and is equipped with switching valve at sample tap, rice sample can be taken out from corresponding detection sample tap by operation switching valve, To easily check the quality and flow of rice sample.

In one embodiment, it sieves and is respectively mounted transparent cover on side, feed inlet 8 and the shedding mechanism 7 of ship 2, transmission is transparent Lid, that is, observable rice separation situation.

In one embodiment, it sieves ship 2 and is equipped with automatic stop arrangement, when sieving in ship 2 without material, equipment can be realized certainly It is dynamic to shut down, the normal sorting status of compass screen surface material is kept, (time is adjustable) equipment Auto Power On after the delay of waiting bin supplied materials enters It works normally.

Claims

1. a kind of gravity type binary rice sieve, including pedestal (1), and two sieve ships (2) being symmetricly set on pedestal, feature Be: described two sieve ship (2) feed ends and discharge end and the left and right sides are obliquely installed, and feed end is higher than discharge end； The feed end of described two sieves ship (2) is equipped with feed inlet (8) and the distributor gear (9) for distributing material, and discharge end is all provided with There are feeding distribution mechanism (6) and shedding mechanism (7), is equipped with the transmission that driving sieve ship (2) is swung between described two sieve ship (2) opposite sides Mechanism (3)；The pedestal (1) is equipped with main support (11), and main support (11) bottom is fixed on pedestal (1), institute State the top that feed inlet (8) is fixed at main support (11), and communicated with distributor gear (9), the feeding distribution mechanism (6) and Shedding mechanism (7) is successively set on pedestal (1)；The lower part of described two sieves ship (2) is equipped with support screen ship (2) swing Swing-bar mechanism (5) and the adjusting angle mechanism (4) for adjusting sieve ship (2) position；

Feeding distribution mechanism (6) includes main partition (61), two secondary partitions (62), horizontal axis angle modulation bar (63) and discharge port (65), lead every The setting of plate (61) upper end at the top of sieve ship (2), lower end setting in sieve ship (2) bottom, two secondary partitions (62) with main partition (61) it is arranged in parallel, and is divided into the two sides of main partition (61), main partition (61), two secondary partitions (62) and sieve ship (2) shell Sieve ship (2) is divided into four relatively independent spaces, four relatively independent spaces are respectively arranged below with four discharge ports (65), the position of discharge port (65) and the different storage bins of shedding mechanism (7) are corresponding；

Transmission mechanism (3) includes transmission main shaft (31) and the transmission countershaft (32) for being symmetricly set on transmission main shaft (31) two sides, and Primary shaft belt pulley (33) in transmission main shaft (31) one end is set, and the transmission main shaft (31) is mounted on pedestal by bearing (34) (1) on, the primary shaft belt pulley (33) is connected by belt with motor (100), drives transmission main shaft (31) rotation；The transmission master Axis (31) is equipped with eccentric wheel (39), and the mounting shaft hole (391) and symmetrical center line of the eccentric wheel (39) be not in same straight line On, the transmission countershaft (32) is connected by kinematic link (37) with eccentric wheel (39), and the transmission countershaft (32) is arranged in pair On axle bed (38), the countershaft seat (38) is fixedly linked with two sieve ship (2) sides respectively, transmission main shaft (31) rotation, Band movable eccentric wheel (39) does eccentric rotary, drives two sieve ship (2) synchronous huntings respectively by kinematic link (37).

2. gravity type binary rice sieve according to claim 1, it is characterised in that: described two sieve ship (2) adjacent inboards Lower than outside, electric cabinet (101) are equipped between described two sieve ships (2), the electric cabinet (101) is fixed on pedestal (1), institute State the material position electric control gear that control inlet amount is equipped in electric cabinet (101) and the speed regulation device for controlling motor speed.

3. gravity type binary rice sieve according to claim 2, it is characterised in that: the swing-bar mechanism (5) includes swing rod Support base (51) and swing rod (52), the swing rod support base (51) are arranged on pedestal (1), one end of the swing rod (52) and pendulum Bar support base (51) connection, the other end are connect with sieve ship (2) bottom.

4. gravity type binary rice sieve according to claim 3, it is characterised in that: the swing rod support base (51) includes turning Moving axis and movable axis, the rotation axis are connected with the both ends of movable axis by bracket, and a quadrilateral structure, the rotation are constituted Axis both ends are set on the base by axle bed, and the movable axis movement, energy band turn moving axis rotates in axle bed.

5. gravity type binary rice sieve according to claim 4, it is characterised in that: the adjusting angle mechanism (4) includes vertical It the angle modulation screw rod (41) of setting and is horizontally set on angle modulation horizontal axis (42), and the connecting rod of connection angle modulation horizontal axis (42) and movable axis (43), angle modulation screw rod (41) upper end is arranged on pedestal (1), and lower end passes through logical in the middle part of pedestal (1) and angle modulation horizontal axis (42) Threaded connection is crossed, angle modulation screw rod (41) rotation drives angle modulation horizontal axis (42) to move up and down under the action of screw thread pair.

6. gravity type binary rice sieve according to claim 5, it is characterised in that: described angle modulation horizontal axis (42) one end is equipped with Angle modulation indicator (44), the pedestal (1) are equipped with angle modulation display board (45) corresponding with angle modulation indicator (44), the tune Angle display board (45) is equipped with graduation mark.

7. gravity type binary rice sieve according to claim 6, it is characterised in that: the distributor gear (9) includes distribution Several guide pieces (92) being uniformly arranged of shell (91) and setting in distribution shell (91), several guide pieces (92) are equal Bending be arranged and be parallel to each other, the upper end of several guide pieces (92) is corresponding with feed inlet (8), lower end with sieve ship (2) Interior sieve lattice (21) are corresponding.