CN214077787U

CN214077787U - Grit piece-rate system with multi-stage separation device

Info

Publication number: CN214077787U
Application number: CN202023341050.6U
Authority: CN
Inventors: 徐祖涛; 李亚健; 王水如
Original assignee: Guangzhou Changyun Ready Mixed Concrete Co ltd
Current assignee: Guangzhou Changyun Ready Mixed Concrete Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-08-31
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a sand and stone separation's technical field, the relatively poor defect of traditional screening effect, a sand and stone separation system with multistage separation device is proposed, include the support and set up in the case that sieves on the support top, the incasement top that sieves is provided with the feed inlet, it has erect a plurality of screen cloths from top to bottom in proper order to cross the incasement, the mesh diameter of a plurality of screen cloths reduces from top to bottom in proper order, it is provided with a plurality of vice discharge gates to sieve the case lateral wall correspondence, cross the bottom of the case portion of sieving and still seted up main discharge gate, the vice discharge gate slope setting that the screen cloth is towards corresponding, and the slope lower extreme of screen cloth all extends to the vice discharge gate department that corresponds, cross the incasement of sieving and still be provided with the vibrations mechanism of a plurality of drive screen cloths vibrations, a plurality of vibrations mechanisms and a plurality of screen cloth one-to-ones. This application has the better effect of screening the gravel and sand raw materials.

Description

Grit piece-rate system with multi-stage separation device

Technical Field

The application relates to the technical field of sand-stone separation, in particular to a sand-stone separation system with a multistage separation device.

Background

The concrete is artificial stone which is prepared by taking cement as a main cementing material, mixing water and sandstone raw materials, adding chemical additives and mineral admixtures if necessary, mixing according to a proper proportion, uniformly stirring and densely molding.

Different concretes are closely related to the particle size of the sand added during the manufacturing process, and the concrete produced by different sand particle sizes has different effects. Therefore generally need the grit raw materials to sieve when carrying out concrete production, sieve out the grit of particle diameter difference to ensure the quality of the concrete of production, when carrying out the grit raw materials sieve among the correlation technique, set up the screen cloth slope in the frame usually, and install vibrations mechanisms such as shock dynamo in the frame, utilize frame vibrations to drive the screen cloth vibrations, and then sieve the grit raw materials on the screen cloth.

Aiming at the related technologies, when the sandstone raw material is screened, screening is often performed only through a single-layer screen, so that the sandstone raw material is relatively slow in screening efficiency and relatively poor in screening effect.

Disclosure of Invention

In order to better sieve the grit raw materials, the application provides a grit separation system with multi-stage separation device.

The application provides a sand and stone separation system with multi-stage separation device adopts following technical scheme:

the utility model provides a grit piece-rate system with multistage separation device, includes the support and sets up in the case that sieves on support top, the incasement top that sieves is provided with the feed inlet, from top to bottom erect a plurality of screen cloths in proper order in the case of sieving, and is a plurality of the mesh diameter of screen cloth reduces from top to bottom in proper order, it is provided with a plurality of vice discharge gates to cross a plurality of screen cloths of case broadside lateral wall correspondence, it has still seted up main discharge gate to cross sieve bottom of the case portion, the screen cloth sets up towards the vice discharge gate slope of correspondence, just the slope lower extreme of screen cloth all extends to the vice discharge gate department that corresponds, cross the incasement and still be provided with the vibrations mechanism of a plurality of drive screen cloths vibrations, and is a plurality of vibrations mechanism and a plurality of screen cloth one-to-ones.

By adopting the technical scheme, the vibrating mechanism is opened, the vibrating mechanism drives the screen to vibrate, the gravel raw material falls into the sieving box from the feeding port, and is sequentially sieved by the plurality of vibrating screens, the gravel sieved on the screen utilizes the self gravity and the vibration of the vibrating mechanism, moves to the inclined lower end of the screen and is finally discharged by the auxiliary discharging port corresponding to the screen, the gravel raw material which is sieved by the plurality of screens and falls at the bottom of the sieving box is discharged through the main discharging port, and the gravel raw material can be sieved for a plurality of times through the arrangement of the plurality of screens, thereby being beneficial to improving the sieving effect of the gravel raw material, and the gravel can be better subdivided; simultaneously, drive the vibrations of screen cloth through vibrations mechanism for the grit raw materials is difficult for piling up on the screen cloth.

Preferably, the sieving box is provided with a plurality of groups of supporting pieces corresponding to the plurality of screens, a plurality of openings for the screens to be inserted into the sieving box are further formed in the side wall of the wide edge, opposite to the auxiliary discharge port, of the sieving box, and the openings are in one-to-one correspondence with the plurality of screens.

Through adopting the above technical scheme, make the screen cloth can dismantle to be connected in the case of sieving, when the screen cloth need be followed the incasement that sieves and torn open and wash, only need pull out the screen cloth of the incasement that sieves through the opening, be favorable to reducing the degree of difficulty of clean screen cloth, make the screen cloth can demolish the washing from the case that sieves, make the screen cloth be difficult for being blockked up by the grit, and then make the screen cloth can sieve the grit better when needs installation screen cloth, only need insert the screen cloth to the incasement that sieves and place support piece through the through-hole, make tearing open of screen cloth wash simple and convenient more.

Preferably, the vibration mechanism includes that the screen cloth can be dismantled and articulate the articulated subassembly in the sieve incasement, just the articulated department of screen cloth is located the slope lower extreme of screen cloth, vibration mechanism is still including setting up in the incasement that sieves vibrations case, the vertical grafting of vibrations case top slides and has the ejector pin, the vibrations incasement still is provided with the cam, cam periphery wall and ejector pin bottom butt, still be provided with drive cam pivoted driving piece in the vibrations case, ejector pin top and screen cloth bottom side butt, ejector pin and screen cloth butt department are located screen cloth slope upper end.

By adopting the technical scheme, the cam is driven to rotate by the driving piece, so that the cam drives the ejector rod to drive the filter screen to swing in a reciprocating manner, the filter screen vibrates, sand on the filter screen is not easy to accumulate on the filter screen, and the sand with smaller particle size can better pass through meshes of the filter screen; simultaneously, make the grit on the screen cloth can move to the slope lower extreme of screen cloth better and discharge by vice discharge gate again.

Preferably, the hinge assembly comprises two hinge insertion rods, the two hinge insertion rods are inserted into two long side walls of the sieving box in a sliding mode, through holes for inserting the hinge insertion rods are further formed in the long side walls of the sieving box, and hinge holes for inserting the hinge insertion rods are further formed in two sides of the screen.

Through adopting above-mentioned technical scheme, when the screen cloth of needs in to the sifting case is demolishd and is washd, only need to remove articulated inserted bar and make articulated inserted bar break away from the hinge hole, alright demolish the screen cloth from the sifting case, when needs are articulated to the screen cloth, remove the screen cloth until hinge hole and through-hole are to each other, pass the through-hole with articulated inserted bar and insert in the hinge hole for the screen cloth can rotate round articulated inserted bar, when making the cam drive ejector pin, the ejector pin can drive screen cloth reciprocating swing and then make the screen cloth produce vibrations.

Preferably, the wide limit outer wall that the case that sieves was opened there is vice discharge gate is provided with a plurality of deflectors, and is a plurality of the deflector is corresponding with a plurality of vice discharge gates one-to-one, the deflector is located vice discharge gate lower extreme, just the deflector all sets up downwards towards keeping away from vice discharge gate slope.

Through adopting above-mentioned technical scheme, set up through a plurality of deflectors for the grit raw materials can be better discharge to the case that sieves through the deflector outside, and the grit of being convenient for to sieve the completion conveys to appointed station through each deflector, and then is convenient for by the follow-up transport of the grit that the screen cloth sieved.

Preferably, cross sieve bottom of the case wall and be hopper-shaped structure, main discharge gate is located the intermediate position of crossing sieve bottom of the case wall.

Through adopting above-mentioned technical scheme for the grit raw materials that fall to sieve bottom of the case wall after a plurality of screen cloth sieve can discharge through main discharge gate better, make the grit raw materials be difficult for the pile up box sieve bottom of the case portion.

Preferably, the case outer wall that sieves still articulates there is a plurality of apron that are used for sealing the opening, apron articulated department is located the opening upper end respectively.

By adopting the technical scheme, when the vibrating mechanism drives the screen to vibrate, the cover plate is moved to seal the through hole, so that sand on the screen is not easy to pop out of the through hole, the sand can be better screened on the screen; is favorable to reducing the grit and popping out through the opening and causes environmental pollution outside the sieve box.

Preferably, baffles are further arranged on two sides of the guide plate.

Through adopting above-mentioned technical scheme for the grit raw materials is difficult for falling out outside the both sides of deflector when moving on the deflector, makes the grit raw materials can carry through the deflector.

In summary, the present application includes at least one of the following beneficial technical effects:

1. set up the vibrations mechanism of a plurality of screens and drive screen cloth vibrations through the slope of sieving incasement for the grit raw materials can be through multistage filtration, makes the grit raw materials can better be subdivided.

2. The sieving box is provided with a through hole for the splicing of the screen, and the sieving box is also internally provided with a supporting piece for supporting the screen, so that the screen can be detachably connected with the sieving box, the screen can be detached from the sieving box for cleaning, and the condition that the meshes of the screen are blocked by gravels is favorably reduced;

3. the cam is driven to rotate through the driving piece so as to drive the ejector rod to drive the screen to swing in a reciprocating mode, so that the screen can vibrate, and gravel raw materials are not prone to being accumulated on the screen.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present application;

FIG. 3 is an enlarged schematic view of section A of FIG. 2;

FIG. 4 is a schematic structural view illustrating a hinge assembly according to an embodiment of the present application;

FIG. 5 is an enlarged schematic view of portion B of FIG. 4;

fig. 6 is a schematic structural diagram illustrating a through opening and a cover plate according to an embodiment of the present application.

Description of reference numerals: 1. a screening box; 10. a feed inlet; 101. a feed pipe; 111. a main discharge pipe; 11. a main discharge port; 12. an auxiliary discharge port; 13. a port; 14. a cover plate; 141. a, drying; 15. a support; 2. screening a screen; 21. a guide plate; 211. a baffle plate; 3. a vibration box; 31. a top rod; 32. a cam; 33. a drive member; 34. a hinge assembly; 341. a hinged inserted link; 342. a through hole; 343. a hinge hole; 4. and a strip bump.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses grit piece-rate system with multi-stage separation device.

Referring to fig. 1 and 2, a sand and stone separating system with a multistage separating device comprises a support 15, a sieving box 1 is erected at the top end of the support 15, the sieving box 1 is rectangular, a feed inlet 10 is formed in the top wall of the sieving box 1, a feed pipe 101 is communicated with the feed inlet 10, two groups of screen meshes 2 are sequentially arranged in the sieving box 1 from top to bottom, the mesh apertures of the screen meshes 2 positioned at the upper part of the sieving box 1 are smaller than those of the screen meshes 2 positioned at the lower part of the sieving box 1, a main discharge port 11 is formed in the bottom of the sieving box 1, a main discharge pipe 111 is vertically and downwardly communicated with the main discharge port 11, two auxiliary discharge ports 12 are formed in the wide side wall of the sieving box 1 corresponding to the two groups of screen meshes 2, the screen meshes 2 are obliquely arranged towards the corresponding auxiliary discharge ports 12, the oblique lower ends of the screen meshes 2 extend to the corresponding auxiliary discharge ports 12, and two groups of vibrating mechanisms for driving the screen meshes 2 to vibrate are further arranged in the sieving box 1, the two groups of vibration mechanisms correspond to the two groups of screens 2 one by one.

Referring to fig. 1 and 2, the bottom of the sieving box 1 is funnel-shaped, and the main discharging port 11 is located in the middle of the bottom wall of the sieving box 1.

Referring to fig. 2 and 3, the wide outer wall of the sieving box 1 with the auxiliary discharge ports 12 is provided with two sets of guide plates 21 corresponding to the two auxiliary discharge ports 12, one ends of the guide plates 21 are connected with the lower ends of the auxiliary discharge ports 12, and the guide plates 21 are inclined and arranged downwards towards the auxiliary discharge ports 12, so that the sand sieved by the screen 2 can be conveniently conveyed to a designated station. Both sides of the guide plate 21 are provided with the baffle 211, so that sand and stones are not easy to fall from both sides of the guide plate 21.

Referring to fig. 4 and 5, two sets of support members are further arranged in the sieving box 1, the two sets of support members are respectively used for the support members to respectively support two sets of screen meshes 2, each support member comprises two long-strip-shaped convex blocks 4, the two long-strip-shaped convex blocks 4 are respectively and fixedly connected to the inner walls of the two long edges of the sieving box 1, and the two long-strip-shaped convex blocks 4 are respectively abutted to the bottom sides of the screen meshes 2, so that the screen meshes 2 are erected in the sieving box 1.

Referring to fig. 5 and 6, two through openings 13 for inserting the screen mesh 2 are formed on the wide side wall of the screening box 1 opposite to the auxiliary discharge port 12 corresponding to the two sets of screen meshes 2, so that the screen mesh 2 can be unpicked and washed from the screening box 1 through the through openings 13, and the mesh of the screen mesh 2 is not easy to block.

Referring to fig. 5 and 6, two sets of cover plates 14 are hinged to the outer side wall of the wide side of the sieving box 1, which is provided with the through opening 13, and the hinged position of the cover plate 14 is positioned at the upper end of the through opening 13 and is used for sealing the through opening 13 and reducing the leakage of the sand and stone raw materials from the through opening 13. A handle 141 is fixedly connected to one side of the cover plate 14 away from the through opening 13.

Referring to fig. 4 and 5, the vibrating mechanism includes a hinge assembly 34 for detachably hinging the screen 2 in the screen box 1, the hinged position of the hinge assembly 34 and the screen 2 is located at the inclined lower end of the screen 2, the hinge assembly 34 includes two hinge rods 341, the two hinge rods 341 are respectively and horizontally inserted into two long side walls of the screen box 1, and through holes 342 for inserting the insertion rods are further formed in the long side walls of the screen box 1. Both sides of the screen 2 are provided with hinge holes 343 for the hinge rods 341 to be inserted.

Referring to fig. 2 and 3, the vibrations mechanism still includes vibrations case 3, vibrations case 3 fixed connection is opened on the broadside inside wall that has opening 13 in sieve case 1, and vibrations case 3 is located screen cloth 2 below, the vertical grafting in vibrations case 3 top slides has ejector pin 31, the bottom of ejector pin 31 is located vibrations case 3, vibrations case 3 still is provided with cam 32 and drive cam 32 pivoted driving piece 33, in this embodiment, driving piece 33 is the motor, the coaxial fixed connection of motor output shaft and cam 32, the periphery wall of cam 32 and the bottom butt of ejector pin 31, the top of ejector pin 31 and the 1 butt in bottom side of screen cloth 2, make cam 32 can rotate drive ejector pin 31 drive screen cloth 2 reciprocating oscillation, make screen cloth 2 produce vibrations. When cam 32 passes through ejector pin 31 drive screen cloth 2 and moves to screen cloth 2 and be in the horizontality, there is the clearance and the clearance is 2mm in the one side that screen cloth 2 opened the broadside inside wall that has opening 13 and the broadside inside wall that has opening 13 of screen box 1 towards screen box 1, avoids screen cloth 2 by the dead condition of card.

The implementation principle of the sand-stone separation system with the multistage separation device is that when sand-stone separation is needed, two driving pieces 33 are opened, the driving pieces 33 drive the cam 32 to rotate so as to drive the ejector rods 31 to drive the screen meshes 2 to swing in a reciprocating mode, the screen meshes 2 are in a vibration state, unscreened sand-stone raw materials are poured into the screen meshes 2 from the feeding pipes 101, the sand-stone raw materials sequentially pass through the two screen meshes 2 to be screened and finally fall into the bottom walls of the screen boxes 1 and are discharged from the main discharge holes 11, sand-stone sieved on the screen meshes 2 moves to the low-inclination ends of the screen meshes 2 by utilizing self gravity and vibration of the screen meshes 2, is discharged to the guide plates 21 due to the auxiliary discharge holes 12 corresponding to the screen meshes 2, and is conveyed to an appointed station through the guide plates 21. Through crossing two sets of screen cloth 2 that the slope set up in the sieve case 1 to and the vibrations mechanism of drive screen cloth 2 vibrations, make the grit raw materials can sieve many times, make the grit raw materials can be subdivided better, be favorable to improving the screening effect of grit raw materials.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a grit separation system with multistage separation device which characterized in that: comprises a bracket (15) and a sieving box (1) arranged at the top end of the bracket (15), a feed inlet (10) is arranged at the top end in the sieving box (1), a plurality of screen meshes (2) are sequentially erected in the sieving box (1) from top to bottom, the mesh diameters of the screen meshes (2) are sequentially reduced from top to bottom, a plurality of auxiliary discharge holes (12) are arranged on the side wall of the wide side of the sieving box (1) corresponding to the plurality of sieves (2), the bottom of the sieving box (1) is also provided with a main discharge hole (11), the screen (2) is obliquely arranged towards the corresponding auxiliary discharge hole (12), and the inclined lower ends of the screens (2) extend to the corresponding auxiliary discharge ports (12), the screening box (1) is also internally provided with a plurality of vibration mechanisms for driving the screen meshes (2) to vibrate, and the vibration mechanisms are in one-to-one correspondence with the screen meshes (2).

2. A sand separation system having a multi-stage separation apparatus as claimed in claim 1, wherein: it is provided with a plurality of support piece of group to cross sieve case (1) to correspond a plurality of screen cloth (2), it still is provided with a plurality of openings (13) that supply screen cloth (2) to insert in sieve case (1) on the broadside lateral wall relative with vice discharge gate (12) to cross sieve case (1), and is a plurality of opening (13) and a plurality of screen cloth (2) one-to-one.

3. A sand separation system having a multi-stage separation apparatus as claimed in claim 2, wherein: vibrations mechanism includes can dismantle the articulated subassembly (34) that articulates in cross sieve case (1) with screen cloth (2), just screen cloth (2) articulated department is located the slope lower extreme of screen cloth (2), vibrations mechanism is still including setting up vibrations case (3) in cross sieve case (1), the vertical grafting in vibrations case (3) top has ejector pin (31), still be provided with cam (32) in vibrations case (3), cam (32) periphery wall and ejector pin (31) bottom butt, still be provided with drive cam (32) pivoted driving piece (33) in vibrations case (3), ejector pin (31) top and screen cloth (2) bottom side butt, ejector pin (31) and screen cloth (2) butt department are located screen cloth (2) slope upper end.

4. A sand separation system having a multi-stage separation apparatus as claimed in claim 3, wherein: the hinge assembly (34) comprises two hinge insertion rods (341), the two hinge insertion rods (341) are inserted into two long side walls of the sieving box (1) in a sliding mode, through holes (342) for the hinge insertion rods (341) to be inserted are further formed in the long side walls of the sieving box (1), and hinge holes (343) for the hinge insertion rods (341) to be inserted are further formed in two sides of the screen (2).

5. A sand separation system having a multi-stage separation apparatus as claimed in claim 1, wherein: the wide edge outer wall that sieve case (1) was opened and is had vice discharge gate (12) is provided with a plurality of deflectors (21), and is a plurality of deflector (21) and a plurality of vice discharge gate (12) one-to-one, deflector (21) all are located vice discharge gate (12) lower extreme, just deflector (21) all towards keeping away from vice discharge gate (12) slope and set up downwards.

6. A sand separation system having a multi-stage separation apparatus as claimed in claim 2, wherein: cross sieve case (1) diapire and be hopper-shaped structure, main discharge gate (11) are located the intermediate position of crossing sieve case (1) diapire.

7. A sand separation system having a multi-stage separation unit according to claim 6, wherein: the outer wall of the sieving box (1) is also hinged with a plurality of cover plates (14) used for sealing the through openings (13), and the hinged parts of the cover plates (14) are respectively positioned at the upper ends of the through openings (13).

8. A sand separation system having a multi-stage separation unit according to claim 5, wherein: baffles (211) are further arranged on two sides of the guide plate (21).