CN208181831U - A kind of dedicated cast hopper of grain screening installation - Google Patents

Abstract

The utility model discloses a kind of dedicated cast hoppers of grain screening installation, including hopper erecting bed, cast hopper, sieve, line reciprocator and driving motor, the hopper erecting bed is connect with grain screening installation, the cast hopper is mounted on hopper erecting bed, taper material bin and sliding slot are equipped in the cast hopper, discharge outlet is equipped with sieve below the taper material bin, the sieve two sides are equipped with line slide rail, the line slide rail is connect with sliding slot, this practical lower section by the cast hopper in traditional simple function is equipped with the mesh screen of linear re-ciprocating motion, it will can tentatively be cleared up mixed with the grain grain of a variety of sundries, to guarantee that there is no have wheat straw to the grain grain entered in grain screening installation, beanstalk, the sundries that beans shell etc. be easy to cause equipment sieve mesh to block, so as to mitigate the work load of equipment sieve, extend it Service life and cleaning cycle have the beneficial effect for improving production capacity and screening quality, are very suitable to promote the use of.

Description

A kind of dedicated cast hopper of grain screening installation

Technical field

The utility model relates to grain machinery equipment technical fields, feed intake more particularly, to a kind of grain screening installation is dedicated Bucket.

Background technique

Well known grain requires to sieve it before being put in storage or be further processed after being come up by harvest in farmland Choosing/selected process, because doped with various sundries in grain grain at this time, such as the broken shell of soil, dead leaf and grain grain, various paddy The limb of corn growing, such as some column sundries of wheat straw, beanstalk, beans shell can be also adulterated in object, when carrying out grain screening Meeting all screening it by the sieve for passing through equipment inside cast hopper investment screening installation for these one brains of sundries, this The work review of equipment sieve is undoubtedly increased, and the sundries such as wheat straw, beanstalk, beans shell are easy to block up the sieve pore of sieve Plug, causes equipment can not work normally, need to shut down and clear up sieve, and not only cleaning is got up pretty troublesome, can waste a large amount of Working hour, and need staff's opening maintenance door to enter when cleaning and do cleaning work in equipment, there is some potential safety problems. For this purpose, it is proposed that a kind of dedicated cast hopper of grain screening installation.

Summary of the invention

In view of this, the purpose of this utility model is in view of the deficiencies of the prior art, it is special to provide a kind of grain screening installation With cast hopper, the mesh screen of linear re-ciprocating motion is equipped with by the lower section of the cast hopper in traditional simple function, it can will be mixed with The grain grain of a variety of sundries is tentatively cleared up, and can solve the problems mentioned above in the background art

In order to achieve the above objectives, the utility model uses following technical scheme:

A kind of this practical dedicated cast hopper of grain screening installation, including hopper erecting bed, cast hopper, sieve, linear reciprocation Mechanism and driving motor, the hopper erecting bed are connect with grain screening installation, and the cast hopper is mounted on hopper erecting bed, Taper material bin and sliding slot are equipped in the cast hopper, discharge outlet is equipped with sieve, the sieve below the taper material bin Two sides are equipped with line slide rail, and the line slide rail is connect with sliding slot, and the line slide rail is the design knot for being horizontally through cast hopper Structure, and both ends are equipped with limited block, the line slide rail is connect with line reciprocator, the line reciprocator and transmission electricity Machine connection, the line reciprocator and driving motor are installed in reciprocator's mounting base, and reciprocator's mounting base is logical Supporting leg is crossed to be mounted on hopper erecting bed.

Preferably, the sieve periphery is equipped with screen frame, and discharge port edge is lower than screen frame upper ledge below the taper material bin Edge.

Preferably, one side-lower of cast hopper is equipped with impurity removing door.

Preferably, the line reciprocator is equipped with shaft, fixed rocker arm, eccentric rocker arm, draft arm, piston bush and piston Axis, the shaft and driving motor axis connection, the fixed one end is fixed to be equipped with pulley, the bias with the shaft other end One end is equipped with eccentric sliding slot, and the eccentric rocker arm center is connect with shaft, and the pulley connect with eccentric sliding slot and does partially Heart movement, the eccentric rocker arm other end are connect with draft arm one end, and the draft arm other end is connect simultaneously with piston shaft tail portion Pulling motion is done, the piston shaft is located in piston bush, and the piston shaft front end connects line slide rail tail portion.

Preferably, the sieve pore of the sieve can be according to the size conversion diameter of grain grain.

The beneficial effects of the utility model are: the lower section by the cast hopper in traditional simple function is equipped with linear reciprocating The mesh screen of movement will can tentatively be cleared up mixed with the grain grain of a variety of sundries, to guarantee to enter in grain screening installation The sundries for having wheat straw, beanstalk, beans shell etc. that equipment sieve mesh is be easy to cause to block is not present in grain grain, so as to mitigate equipment sieve The work load of net, prolongs its service life and cleaning cycle, has the beneficial effect for improving production capacity and screening quality.

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, for ordinary skill people For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the line reciprocator structural schematic diagram of the utility model.

In figure: 1. hopper erecting beds, 2. cast hoppers, 3. taper material bins, 4. sieves, 5. line slide rails, 6. sliding slots, 7. nets Frame, 8. limited blocks, 9. line reciprocators, 10. supporting legs, 11. reciprocator's mounting bases, 12. driving motors, 13. impurity removing doors, 14. shaft, 15. fixed rocker arms, 16. pulleys, 17. eccentric rocker arms, 18. eccentric sliding slots, 19. draft arms, 20. piston bush, 21. are lived Fill in axis.

Specific embodiment

The utility model is further described with reference to the accompanying drawings and examples.

As shown in Figure 1 to Figure 2, a kind of dedicated cast hopper of grain screening installation, including hopper erecting bed 1, cast hopper 2, sieve Net 4, line reciprocator 9 and driving motor 12, the hopper erecting bed 1 are connect with grain screening installation, and the cast hopper 2 is pacified On hopper erecting bed 1, it is equipped with taper material bin 3 and sliding slot 6 in the cast hopper 2, discharges below the taper material bin 3 Sieve 4 is equipped at mouthful, 4 two sides of sieve are equipped with line slide rail 5, and the line slide rail 5 is connect with sliding slot 6, and the straight line is sliding Rail 5 is the design structure for being horizontally through cast hopper 2, and both ends are equipped with limited block 8, the line slide rail 5 and linear reciprocation machine Structure 9 connects, and the line reciprocator 9 is connect with driving motor 12, and the line reciprocator 9 and driving motor 12 are installed on In reciprocator's mounting base 11, reciprocator's mounting base 11 is mounted on hopper erecting bed 1 by supporting leg 10.

A kind of dedicated cast hopper of grain screening installation of the utility model, passes through the lower section of the cast hopper in traditional simple function Mesh screen equipped with linear re-ciprocating motion will can tentatively be cleared up mixed with the grain grain of a variety of sundries, to guarantee to enter grain The sundries for having wheat straw, beanstalk, beans shell etc. that equipment sieve mesh is be easy to cause to block is not present in grain grain in food screening installation, thus The work load that can reduce equipment sieve, prolongs its service life and cleaning cycle, has and improves production capacity and screen quality Beneficial effect.

Wherein, 4 periphery of sieve is equipped with screen frame 7, and the 3 lower section discharge port edge of taper material bin is lower than on screen frame 7 Frame edge.

Wherein, 2 one side-lower of cast hopper is equipped with impurity removing door 13.

Wherein, the line reciprocator 9 is equipped with shaft 14, fixed rocker arm 15, eccentric rocker arm 17, draft arm 19, piston Set 20 and piston shaft 21, the shaft 14 and 12 axis connection of driving motor, described fixed 15 one end of rocker arm are fixed another with shaft 14 One end is equipped with pulley 16, and described 17 one end of eccentric rocker arm is equipped with eccentric sliding slot 18, and 17 center of eccentric rocker arm and shaft 14 connect It connects, the pulley 16 connect and do eccentric motion, 17 other end of eccentric rocker arm and 19 one end of draft arm with eccentric sliding slot 18 Connection, 19 other end of draft arm connect and do pulling motion with 21 tail portion of piston shaft, and the piston shaft 21 is located at piston bush In 20,21 front end of piston shaft connects 5 tail portion of line slide rail.

Wherein, the sieve pore of the sieve 4 can be according to the size conversion diameter of grain grain.

Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field Other modifications or equivalent replacement that those of ordinary skill makes the technical solution of the utility model, it is practical without departing from this The spirit and scope of new technique scheme should all cover in the scope of the claims of the utility model.

Claims (5)

1. a kind of dedicated cast hopper of grain screening installation, including hopper erecting bed (1), cast hopper (2), sieve (4), linear reciprocation Mechanism (9) and driving motor (12), it is characterised in that: the hopper erecting bed (1) connect with grain screening installation, described to feed intake Bucket (2) is mounted on hopper erecting bed (1), and taper material bin (3) and sliding slot (6), the taper are equipped in the cast hopper (2) Discharge outlet is equipped with sieve (4) below material bin (3), and sieve (4) two sides are equipped with line slide rail (5), the line slide rail (5) it is connect with sliding slot (6), the line slide rail (5) is the design structure for being horizontally through cast hopper (2), and both ends are equipped with limit Block (8), the line slide rail (5) connect with line reciprocator (9), the line reciprocator (9) and driving motor (12) it connects, the line reciprocator (9) and driving motor (12) are installed on reciprocator's mounting base (11), described reciprocal Mechanism mounting base (11) is mounted on hopper erecting bed (1) by supporting leg (10).

2. a kind of dedicated cast hopper of grain screening installation according to claim 1, it is characterised in that: sieve (4) week Side is equipped with screen frame (7), and discharge port edge is lower than screen frame (7) upper ledge edge below the taper material bin (3).

3. a kind of dedicated cast hopper of grain screening installation according to claim 1, it is characterised in that: the cast hopper (2) One side-lower is equipped with impurity removing door (13).

4. a kind of dedicated cast hopper of grain screening installation according to claim 1, it is characterised in that: the linear reciprocation machine Structure (9) is equipped with shaft (14), fixed rocker arm (15), eccentric rocker arm (17), draft arm (19), piston bush (20) and piston shaft (21), the shaft (14) and driving motor (12) axis connection, fixed rocker arm (15) one end fixation are another with shaft (14) End is equipped with pulley (16), and described eccentric rocker arm (17) one end is equipped with eccentric sliding slot (18), eccentric rocker arm (17) center with turn Axis (14) connection, the pulley (16) connect and do eccentric motion, eccentric rocker arm (17) other end with eccentric sliding slot (18) It is connect with draft arm (19) one end, draft arm (19) other end connect and do pulling motion, institute with piston shaft (21) tail portion It states piston shaft (21) to be located in piston bush (20), piston shaft (21) front end connects line slide rail (5) tail portion.

5. a kind of dedicated cast hopper of grain screening installation according to claim 1, it is characterised in that: the sieve (4) Sieve pore can be according to the size conversion diameter of grain grain.