CN220111011U - Pinch roller mechanism of biomass granulator - Google Patents

Abstract

The utility model discloses a pinch roller mechanism of a biomass granulator, which comprises an extrusion cavity, wherein the extrusion cavity is in a circular structural design, a plurality of extrusion holes distributed in an annular array are formed in the bottom wall of the extrusion cavity, and three rotary pinch rollers are arranged in the annular array at the inner side of the extrusion cavity; the extrusion cavity upper end face fixedly connected with inlet pipe, transversely be provided with the stock guide on the inlet pipe inside wall, set up the guide mouth that a plurality of annular arrays distribute on the stock guide, the vertical montant that has run through in stock guide center department, set up the intermittent type formula feed arrangement that uses with the stock guide cooperation on the montant outer wall. According to the utility model, when the baffle plate is not overlapped with the material guide plate, the material falls into the extrusion cavity through the material guide opening, and when the baffle plate is overlapped with the material guide plate, the material is piled up on the baffle plate and the material guide plate, so that the extrusion cavity contains a proper amount of material, mechanical jamming caused by excessive material piling is avoided, and the production and processing efficiency is greatly improved.

Description

Pinch roller mechanism of biomass granulator

Technical Field

The utility model relates to the technical field of biomass granulator, in particular to a pinch roller mechanism of biomass granulator.

Background

The biomass particles are prepared by carrying out cold compact molding processing on the crushed biomass straw, forestry waste and other raw materials by using a compression roller and a ring die under the normal temperature condition. The density of the raw materials is generally 0.1-0.13 t/m < 3 >, the density of the formed particles is 1.1-1.3 t/m < 3 >, the storage and the transportation are convenient, and the combustion performance of biomass is greatly improved. The pinch roller mechanism is an important component of the biomass granulator, and the pinch roller mechanism is matched with the extrusion cavity to carry out rotary extrusion so as to extrude materials into a granular structure.

The bulletin number is: the Chinese patent of CN217614581U discloses a pinch roller mechanism of a biomass granulator, which comprises an extrusion cavity, wherein the extrusion cavity is in a circular structural design, a plurality of extrusion holes which are uniformly distributed are formed in the periphery of the extrusion cavity, and a rotary supporting structure is arranged at the bottom of the extrusion cavity; the periphery of the top of the rotary supporting structure is fixedly connected with a plurality of pinch roller shafts, and the top ends of the pinch roller shafts are fixedly connected with limiting frames; fixed pressing plates corresponding to the pressing wheel shafts are fixedly connected to the corners of the top of the limiting frame, and rotary pressing wheels are mounted on the outer walls of the pressing wheel shafts. According to the utility model, on the basis of a traditional large supporting structure, the pinch roller shaft is adopted for fixing, and one pinch roller is added to form a planetary structure, so that more raw materials can enter the die, more materials can be contained in the extrusion cavity, the yield is further increased, and the production and processing efficiency is greatly improved.

This patent has the following drawbacks: in the prior art, a manual feeding mode is adopted, and the feeding is almost all poured at one time, so that the material occupies a large amount of space of the extrusion cavity, mechanical clamping is easy to cause, and the processing efficiency is further affected.

Therefore, the present utility model now proposes a pinch roller mechanism for a biomass granulator to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a pinch roller mechanism of a biomass granulator, which aims to solve the problems that the feeding is almost poured at one time, and materials occupy a large amount of space of an extrusion cavity, so that mechanical clamping is easy to cause and the processing efficiency is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the pinch roller mechanism of the biomass granulator comprises an extrusion cavity, wherein the extrusion cavity is in a circular structural design, a plurality of extrusion holes distributed in an annular array are formed in the bottom wall of the extrusion cavity, and three rotary pinch rollers are arranged in the annular array at the inner side of the extrusion cavity;

the extrusion cavity upper end face fixedly connected with inlet pipe, transversely be provided with the stock guide on the inlet pipe inside wall, set up the guide mouth that a plurality of annular arrays distribute on the stock guide, the vertical montant that has run through in stock guide center department, set up the intermittent type formula feed arrangement that uses with the stock guide cooperation on the montant outer wall.

Further, intermittent type formula feed arrangement includes sleeve, baffle, driving gear, driven gear and driving motor, the montant is located the outer wall of stock guide top and rotates the sleeve that has cup jointed, fixed the sleeve has cup jointed the baffle on the outer wall of sleeve bottom, fixed driven gear that has cup jointed on the outer wall of sleeve top, montant top fixed connection diaphragm, terminal surface one side fixed mounting has driving motor under the diaphragm, driving motor's output fixed mounting has the pivot, fixed the sleeve has cup jointed driving gear on the outer wall of pivot lateral wall bottom, driving gear and driven gear meshing are connected.

Furthermore, the material guide plate is of a circular structure, and the outer side wall of the material guide plate is fixedly connected with the inner wall of the feeding pipe.

Further, a gap exists between the upper end face of the material guide plate and the lower end face of the baffle plate.

Further, when intermittent feeding is performed, the baffle plate is overlapped with the material guide plate, so that the material is prevented from falling into the extrusion cavity through the material guide opening.

Further, when continuous feeding is performed, the baffle plate is not overlapped with the material guide plate, so that the material falls into the extrusion cavity through the material guide opening.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the driving motor is arranged to drive the rotating shaft to rotate, so that the driving gear on the rotating shaft synchronously moves, and the driven gear is meshed with the driven gear to drive the sleeve to synchronously rotate, so that the baffle plate and the sleeve synchronously move, when the baffle plate is not overlapped with the material guide plate, materials fall into the extrusion cavity through the material guide opening, and when the baffle plate is overlapped with the material guide plate, the materials are piled on the baffle plate and the material guide plate, so that the extrusion cavity contains a proper amount of materials, mechanical clamping caused by excessive material accumulation is avoided, and the production and processing efficiency is greatly improved.

Drawings

FIG. 1 is a schematic diagram of an overall explosive structure;

FIG. 2 is a schematic overall perspective view;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic view of the overall internal perspective structure.

In the figure: 10. an extrusion chamber; 11. extruding the hole; 12. rotating the pinch roller; 13. a feed pipe; 14. a material guide plate; 15. a material guiding port; 16. a vertical rod; 20. a sleeve; 21. a baffle; 22. a drive gear; 23. a driven gear; 24. a driving motor; 25. a cross plate; 26. a rotating shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions:

in the scheme, an extrusion cavity 10 is in a circular structure design, a plurality of extrusion holes 11 distributed in an annular array are formed in the inner bottom wall of the extrusion cavity 10, three rotary pinch rollers 12 are arranged in the annular array on the inner side of the extrusion cavity 10, and materials in the extrusion cavity 10 are extruded through the arranged rotary pinch rollers 12, so that the materials form particles;

the upper end face of the extrusion cavity 10 is fixedly connected with a feeding pipe 13, a material guide plate 14 is transversely arranged on the inner side wall of the feeding pipe 13, a plurality of annular array distributed material guide openings 15 are formed in the material guide plate 14, a vertical rod 16 vertically penetrates through the center of the material guide plate 14, and an intermittent feeding device matched with the material guide plate 14 is arranged on the outer wall of the vertical rod 16.

In addition, intermittent type feed arrangement includes sleeve 20, baffle 21, driving gear 22, driven gear 23 and driving motor 24, the montant 16 is located the outer wall of stock guide 14 top and rotates and cup joints sleeve 20, fixed baffle 21 of cup jointing has been cup jointed on the outer wall of sleeve 20 bottom, fixed driven gear 23 of cup jointing has been cup jointed on the outer wall of sleeve 20 top, montant 16 top fixed connection diaphragm 25, terminal surface one side fixed mounting has driving motor 24 under the diaphragm 25, driving motor 24's output fixed mounting has pivot 26, fixed cup joint driving gear 22 on the outer wall of pivot 26 lateral wall bottom, driving gear 22 and driven gear 23 meshing are connected.

In a specific use process, when intermittent feeding is performed, the baffle 21 is overlapped with the material guiding plate 14, so that materials are prevented from falling into the extrusion cavity 10 through the material guiding opening 15.

In a specific use process, when feeding is continued, the baffle 21 is not overlapped with the material guiding plate 14, so that the material falls into the extrusion cavity 10 through the material guiding opening 15.

Wherein, the material guiding plate 14 is of a circular structure, and the outer side wall of the material guiding plate 14 is fixedly connected with the inner wall of the feeding pipe 13.

Wherein, a gap exists between the upper end surface of the material guiding plate 14 and the lower end surface of the baffle 21.

Working principle: during the use, drive pivot 26 through the driving motor 24 that sets up rotates, so the last driving gear 22 synchronous motion of pivot 26, again through the meshing connection of driving gear 22 and driven gear 23, make driven gear 23 drive sleeve 20 synchronous rotation, thereby make baffle 21 and sleeve 20 synchronous motion, when baffle 21 and stock guide 14 do not coincide, the material drops to extrusion chamber 10 through guide hole 15, when baffle 21 and stock guide 14 coincide, the material is piled up on baffle 21 and stock guide 14, make extrusion chamber 10 hold the appropriate material, avoid the material to pile up too much and cause mechanical card to be on, improve production machining efficiency greatly.

The present utility model has been illustrated by the above-described embodiments, but it should be understood that the above-described embodiments are for purposes of illustration and description only and are not intended to limit the utility model to the embodiments described.

Claims (6)

1. Pinch roller mechanism of living beings granulation machine, including extruding chamber (10), its characterized in that: the extrusion cavity (10) is of a circular structure design, a plurality of extrusion holes (11) distributed in an annular array are formed in the inner bottom wall of the extrusion cavity (10), and three rotary pinch rollers (12) are arranged in the annular array on the inner side of the extrusion cavity (10);

the extrusion cavity (10) up end fixedly connected with inlet pipe (13), transversely be provided with stock guide (14) on inlet pipe (13) inside wall, a plurality of ring array distributed's guide mouth (15) have been seted up on stock guide (14), vertical montant (16) have been run through in stock guide (14) center department vertically, set up the intermittent type feed arrangement who uses with stock guide (14) cooperation on montant (16) outer wall.

2. The pinch roller mechanism of biomass granulator of claim 1 wherein: the intermittent feeding device comprises a sleeve (20), a baffle (21), a driving gear (22), a driven gear (23) and a driving motor (24), wherein the vertical rod (16) is positioned on the outer wall above the guide plate (14) and is rotationally sleeved with the sleeve (20), the baffle (21) is fixedly sleeved on the outer wall of the bottom of the sleeve (20), the driven gear (23) is fixedly sleeved on the outer wall of the top of the sleeve (20), the top of the vertical rod (16) is fixedly connected with a transverse plate (25), one side of the lower end face of the transverse plate (25) is fixedly provided with the driving motor (24), the output end of the driving motor (24) is fixedly provided with a rotating shaft (26), the driving gear (22) is fixedly sleeved on the outer wall of the bottom of the outer side wall of the rotating shaft (26), and the driving gear (22) is in meshed connection with the driven gear (23).

3. The pinch roller mechanism of biomass granulator of claim 2 wherein: the material guiding plate (14) is of a circular structure, and the outer side wall of the material guiding plate (14) is fixedly connected with the inner wall of the material feeding pipe (13).

4. A pinch roller mechanism of a biomass granulator according to claim 3, wherein: and a gap exists between the upper end surface of the material guide plate (14) and the lower end surface of the baffle plate (21).

5. The pinch roller mechanism of biomass granulator of claim 4 wherein: when intermittent feeding is performed, the baffle plate (21) is overlapped with the material guide plate (14), so that materials are prevented from falling into the extrusion cavity (10) through the material guide opening (15).

6. The pinch roller mechanism of biomass granulator of claim 5 wherein: when continuous feeding is performed, the baffle plate (21) is not overlapped with the material guide plate (14), so that materials fall into the extrusion cavity (10) through the material guide opening (15).