CN218610301U - Hierarchical sieving mechanism - Google Patents

Abstract

The utility model relates to a hierarchical sieving mechanism, including the sieve case, the sieve case is equipped with the feed inlet, its characterized in that, the sieve case includes along vertical direction can dismantle the multilayer box of connection in proper order, and every layer of box all is equipped with the discharge gate, and every discharge gate is crisscross setting, the box includes the reel, synthetic accommodation space is enclosed to the reel, and the reel bottom is connected with the sifter subassembly, be equipped with the sieve mesh on the sifter subassembly, the sieve mesh size top-down of every layer of box reduces in proper order, hierarchical sieving mechanism is still including connecting in the vibration exciter of sifter bottom, the vibration exciter is used for making the sieve case produce the exciting force. The utility model discloses can specifically set up the quantity of screening box according to the user demand, and can be according to the box ejection of compact respectively, reach the classified screening, and vibrate effectually, sieve mesh jam risk is low.

Description

Hierarchical sieving mechanism

Technical Field

The utility model relates to a material divides sieve technical field specifically is a hierarchical sieving mechanism.

Background

The vibrating screen utilizes vibration of a vibrating motor as a vibration source, materials enter the vibrating screen from the feeding hole, are thrown up on the screen by vibration force, and are screened out through the screen and discharged from the outlet. The vibrating screen is usually set to be a single-layer vibrating screen, is not suitable for materials with various specifications and requirements, and can be completed only by adopting a plurality of vibrating screens for multiple screening operations. The utility model discloses a master batch raw material screening device in the utility model with the publication number of CN215088736U, and particularly discloses a master batch raw material screening device, which comprises a screening shell, a first screen, a second screen and a vibration exciter; the feed inlet has been seted up at screening casing top surface center, the corresponding feed inlet position department in screening shell surface is provided with charge-in pipeline, inside first screen cloth and the second screen cloth of being provided with respectively of screening casing, first screen cloth is located second screen cloth top and first screen cloth and second screen cloth all set up for the tilt up, in this scheme, through fixed first screen cloth and the second screen cloth of setting up in fixed screening casing, though the material screening demand that is applicable to two kinds of specification models of its mode of fixed setting, but often not be suitable for to the material of more than two kinds of specification screening demands, and only hardly obtain better screening effect through single vibration mode.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hierarchical sieving mechanism can reach quick effectual multistage screening and collect the material.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hierarchical sieving mechanism, includes the sieve case, the sieve case is equipped with the feed inlet, the sieve case includes can dismantle the multilayer box of connecting in proper order along vertical direction, and every layer of box all is equipped with the discharge gate, and every discharge gate is crisscross setting, the box includes the reel, synthetic accommodation space is enclosed to the reel, and the reel bottom is connected with the sifter subassembly, be equipped with the sieve mesh on the sifter subassembly, the sieve mesh size top-down of every layer of box dwindles in proper order, hierarchical sieving mechanism is still including connecting in the vibration exciter of sieve bottom of the case portion, the vibration exciter is used for making the sieve case produce exciting force. Through this technical scheme can specifically set up the quantity of screening box according to the user demand, and can be according to the box ejection of compact respectively, reach the classified screening.

Preferably, the box body arranged at the bottom layer comprises a screen frame and an aggregate plate connected to the bottom of the screen frame, and the aggregate plate is used for bearing the final finest filtered product or fine impurities. The material collecting plate is of a conical structure with a high center and a low periphery, so that the material can flow out conveniently.

As a preferred scheme, the screen surface component comprises a screen and an elastic plate arranged below the screen, wherein a plurality of elastic balls are arranged between the screen and the elastic plate, and the elastic balls bounce before the screen and the elastic plate, so that the effect of vibrating screen materials is enhanced, and the risk that the materials block screen holes is reduced.

Preferably, the periphery of the elastic plate is provided with a plurality of blocking rings, and the elastic balls are placed in the blocking rings. Bouncing at the periphery can further enhance the effect of the vibrating screen material.

Preferably, the box bodies are connected through a clamp.

Preferably, the feed inlet is detachably connected to the top end of the box body on the top layer.

As preferred scheme, the reel bottom of bottom layer box is connected with the support frame, the vibration exciter is connected to the support frame. The classified screening device further comprises a base, and a plurality of spiral springs are connected between the base and the supporting frame.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses well sieve case is through setting up the multilayer box body that can dismantle the connection in vertical direction, and firstly, its vertical setting can reduce the space and occupy, and secondly can dismantle the multilayer box body that connects and can specifically set up the quantity of screening box body according to the user demand, and can be according to the box respectively the ejection of compact; through setting up the discharge gate of crisscross distribution, make things convenient for each box ejection of compact back directly to bear by accepting the household utensils. Further through setting up the elastic ball, can further strengthen the vibration effect, prevent the sieve mesh jam.

Drawings

FIG. 1 is a schematic view of the overall structure of the classifying and screening device of the present invention;

fig. 2 is a top view of the classifying screen device of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a schematic structural diagram of the middle box body of the present invention.

The various reference numbers in the figures mean:

1. a screen box; 2. a feed inlet; 3. a box body; 31. a screen frame; 32. screening a screen; 33. an elastic plate; 34. a barrier ring; 35. an elastic ball; 36. a supporting seat; 37. a first clamping groove; 4. a material collecting plate; 5. a discharge port; 6. clamping a hoop; 7. a second clamping groove; 8. a base; 9. a support frame; 10. a third clamping groove; 11. a vibration exciter; 12. a coil spring; 13. and (4) a contour screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, the embodiment discloses a hierarchical sieving mechanism, including sieve case 1, be equipped with feed inlet 2 in the top of sieve case 1, sieve case 1 is formed by the multilayer box 3 combination that connects gradually along vertical direction, and feed inlet 2 communicates to the box 3 of top layer. Every layer of box 3 all is equipped with the holding cavity that can the holding material, and every layer of box 3 all is equipped with the sieve mesh, and the sieve mesh reduces from top layer box 3 to down in proper order, forms material screening step by step, and every layer of box 3 all is equipped with discharge gate 5, and every discharge gate 5 is crisscross setting, and the material of screening step by step is convenient for bear household utensils and directly accept after the ejection of compact, and sieve case 1 bottom is connected with vibration exciter 11 for make sieve case 1 whole production exciting force.

Specifically, referring to fig. 4, the box 3 further includes a screen frame 31 and a screen surface component connected to the bottom of the screen frame 31, the screen frame 31 encloses a synthetic accommodating space, which can enclose a synthetic accommodating space of a circular shape, a square shape or other shapes, in this embodiment, preferably, the circular accommodating space, the screen frame 31 adopts a component with certain rigidity, which is used for storing materials and screening, and the screen frame 31 and the screen surface component cooperate to form an accommodating cavity. The box 3 of the next layer is connected through the screen surface component, specifically the screen frame 31 of the box 3 of the next layer is connected, that is, the multiple layers of boxes 3 are sequentially connected through the screen frame 31, the screen surface component, the screen frame 31 of the next layer, the screen surface component and the like. Set up and not set up the sifter subassembly in its bottom of the box 3 of bottom, it includes reel 31 and connects in the board 4 that gathers materials of reel 31 bottom, and the board 4 that gathers materials is used for bearing the weight of final finest filtration result or slight impurity, and this board 4 that gathers materials sets up to the high toper structure that hangs down all around of center, and the material of being convenient for flows.

The sifter subassembly includes the screen cloth 32 that matches bottom the reel 31, and screen cloth 32 is connected in the bottom of reel 31, and the equipartition has a plurality of sieve meshes on the screen cloth 32, and the shape of sieve mesh can specifically set up according to the form of material, and in each layer of box 3, the sieve mesh size top-down of its screen cloth 32 dwindles in proper order to carry out classified screening to the material. Every layer of box 3 all is equipped with discharge gate 5 to in collecting the material of each level screening, discharge gate 5 outwards extends from reel 31, and its lower terminal surface flushes with screen cloth 32, the ejection of compact of being convenient for, and the export direction of discharge gate 5 is down, and the household utensils of being convenient for are accepted. In one embodiment, the screening surface assembly further comprises an elastic plate 33 disposed below the screen 32, the elastic plate 33 is provided with a plurality of blocking rings 34, elastic balls 35 are disposed in the blocking rings 34, and the elastic balls 35 bounce in front of the screen 32 and the elastic plate 33 during the vibration of the box 3, so as to enhance the effect of vibrating the screen material and reduce the risk of the material blocking the screen holes. In a preferred embodiment, the blocking ring 34 is uniformly connected to the periphery of the elastic plate 33, and the bouncing at the periphery can further enhance the effect of the vibrating screen material.

In order to strengthen the whole steadiness of the screen box 1, the screen surface component further comprises a supporting seat 36, the screen 32 and the elastic plate 33 are respectively connected to the upper side and the lower side of the supporting seat 36, the supporting seat 36 supports the screen 32 at the bottom end of the screen, a first concave groove is formed in the periphery of the supporting seat 36, a second concave groove matched with the first concave groove is formed in the periphery of the screen 32, the second concave groove is clamped into the first concave groove, and the screen 32, the supporting seat 36 and the elastic plate 33 are clamped in the periphery through a first clamping groove 37 to form the screen surface component. Further, the reel 31 of sifter surface subassembly and this layer rather than and the reel 31 of next layer pass through clamp 6 fastening, make firm connection between each layer box 3, and the mode of connecting can dismantle through clamp 6 formation, conveniently carries out the increase and decrease of box 3 according to the number of piles of classified screening.

In one embodiment, the feed inlet 2 is detachably connected to the top box 3, in particular to the screen frame 31 of the top box 3. The feed inlet 2 is provided with the apron of import for the center, and the outer edge of apron is inserted and is closed to second chucking groove 7 in, fastens second chucking groove 7 and top layer box 3's reel 31 through clamp 6.

The classifying and screening device is provided with a base 8 at the bottom of a screen box 1 to wholly support the screen box 1, a support frame 9 is connected to the bottom of a screen frame 31 of a box body 3 at the bottom, specifically, the outer edge of the bottom of the screen frame 31 of the box body 3 at the bottom is inserted into a third clamping groove 10, and the third clamping groove 10 and the edge of the support frame 9 are fastened through a clamp 6. The center of the supporting frame 9 is fixedly connected with a vibration exciter 11 through a connecting disc, and the vibration exciter 11 achieves a vibration effect through an eccentric heavy configuration mode. Further, a plurality of spiral springs 12 are evenly connected between the base 8 and the supporting frame 9 along the circumferential direction, meanwhile, the base is supported through a plurality of equal-height screws 13, and under the action of the vibration exciter 11, the whole screen box 1 performs classified vibration screening on the materials relative to the base 8.

For ease of understanding, the method of use of the present classified screening apparatus will be described, by way of example, as follows: firstly, the number of the box bodies 3 is set and assembled according to the number of required specifications, in an initial state, the sieve box 1 is empty, and the bearing vessel is correspondingly placed below the discharge port 5 to be prepared for containing materials. Starting equipment, vibration exciter 11 is owing to be the eccentric block design, begin to produce the vibration effect, the staff will need filterable material to drop into from feed inlet 2, vibration exciter 11 drives sieve case 1 through coil spring 12 and wholly vibrates, reduce from last to down in proper order because of the size of 3 sieve meshes of each layer box, the biggest material will be stayed the superiors at the screen cloth 32 of top layer, flow along with discharge gate 5, the middling material is filtered by second layer screen cloth 32 and is persisted, flow out from the discharge gate 5 on second floor, analogize in proper order, the minimum material is born the weight of by the board 4 that gathers materials of bottom, flow out from bottom discharge gate 5 at last. The materials are filtered and screened in a grading way, and when the materials in the screen box 1 are few, the materials can be supplemented and added.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The grading screening device comprises a screening box (1), wherein the screening box (1) is provided with a feeding hole (2), and is characterized in that the screening box (1) comprises a plurality of layers of box bodies (3) which are sequentially detachably connected along a vertical direction, each layer of box body (3) is provided with a discharging hole (5), each discharging hole (5) is arranged in a staggered mode, each box body (3) comprises a screen frame (31), the screen frames (31) enclose a containing space, the bottom of each screen frame (31) is connected with a screen surface assembly, each screen surface assembly is provided with a screen hole, the size of each screen hole of each layer of box body (3) is sequentially reduced from top to bottom, the grading screening device further comprises a vibration exciter (11) connected to the bottom of the screening box (1), and the vibration exciter (11) is used for enabling the screening box (1) to generate exciting force;

the screening surface assembly comprises a screen (32) and an elastic plate (33) arranged below the screen (32), wherein a plurality of blocking rings (34) are arranged on the elastic plate (33), the blocking rings (34) are uniformly connected to the periphery of the elastic plate (33), and elastic balls (35) are placed in the blocking rings (34).

2. A classifying screen device according to claim 1, characterized in that the bottom box (3) comprises a screen frame (31) and a material collecting plate (4) connected to the bottom of the screen frame (31).

3. A device according to claim 2, wherein the material collecting plate (4) is arranged in a conical structure with a high center and a low periphery.

4. A device according to claim 1, characterised in that the boxes (3) are connected by a clamp (6).

5. A device according to claim 1, characterized in that the inlet (2) is detachably connected to the top end of the top box (3).

6. A classifying screen device according to claim 1, characterized in that a supporting frame (9) is connected to the bottom of the screen frame (31) of the bottom box (3), and the vibration exciter (11) is connected to the supporting frame (9).

7. A device according to claim 6, characterized in that it further comprises a base (8), and that a plurality of helical springs (12) are connected between the base (8) and the support frame (9).

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