CN219291584U - Device for preparing furfural by using straw - Google Patents

Abstract

The utility model relates to the technical field of preparing furfural, in particular to equipment for preparing furfural by using straw, which comprises a box body, wherein an observation door is arranged at one end of the box body, a top cover is arranged on the upper surface of the box body, a feed hopper is fixedly connected to the upper surface of the top cover, and a screening assembly is arranged on the inner bottom wall of the box body.

Description

Device for preparing furfural by using straw

Technical Field

The utility model relates to the technical field of preparing furfural, in particular to equipment for preparing furfural by using straw.

Background

The industrial multi-purpose agricultural and sideline products containing carbohydrate, namely the polygalactose, are taken as raw materials, hydrolyzed under the action of dilute acid, and further water cyclized to prepare the furfural, wherein the furfural is an excellent solvent and can be used for preparing medicines and industrial products, and can be used for producing furan, chinlon 66, atropine and the like.

The Chinese patent with publication number of CN214440806U discloses a device for preparing furfural by taking multifunctional corn stalks as raw materials, which comprises a supporting box, a supporting cavity, a supporting column, a receiving hopper, a supporting block, a first compression spring, a vibrating motor, a second compression spring, a controller, a control switch, a movable hole and an auxiliary discharging pipe frame structure. This patent is convenient for discharge the material that does not screen through the inside discharge motor of working cylinder through the setting of supplementary row material pipe rack structure to increase the effect when screening.

However, the above patents suffer from a number of disadvantages: when in actual use, as the shape of the straw is cylindrical and the length is long, when the straw is not crushed during the impurity screening, the whole straw can possibly cause the blockage of the screening screen plate, thereby affecting the screening efficiency.

Disclosure of Invention

The utility model aims to provide equipment for preparing furfural by using straw so as to solve the problems in the background technology.

The technical scheme of the utility model is as follows: the device for preparing the furfural by using the straw comprises a box body, wherein an observation door is arranged at one end of the box body, a top cover is arranged on the upper surface of the box body, a feed hopper is fixedly connected to the upper surface of the top cover, and a screening assembly is arranged on the inner bottom wall of the box body;

the crushing assembly comprises a damping seat fixedly connected with the upper surface of the top cover, a stepping motor is fixedly connected with the upper surface of the damping seat, a rotating rod is connected with the inner wall of the feeding hopper in a rotating mode, one end of the rotating rod is fixedly connected with the output end of the stepping motor, a mounting seat is fixedly connected with the surface of the feeding hopper, the other end of the rotating rod is rotatably connected with the inner wall of the mounting seat, and a blade is fixedly connected with the surface of the rotating rod.

Preferably, the screening assembly comprises a supporting plate fixedly connected with the inner bottom wall of the box body, the upper surface of the supporting plate is fixedly connected with a double-headed motor, the output end of the double-headed motor is fixedly connected with a rotary table, and one side of the rotary table is fixedly connected with a fixing rod.

Preferably, the surface rotation of dead lever is connected with the sleeve, telescopic surface fixedly connected with bracing piece, the inner wall fixedly connected with U type frame of box.

Preferably, the inner wall fixedly connected with slide bar of U type frame, the surface sliding connection of slide bar has the connecting plate, the surface cover of slide bar is equipped with the spring, the bottom and the interior bottom fixed connection of U type frame of spring, the top and the lower surface fixed connection of connecting plate of spring.

Preferably, the surface fixedly connected with screening case of connecting plate, the lower surface fixedly connected with connecting seat of screening case, the inner wall and the bracing piece of connecting seat rotate to be connected, the interior bottom wall fixedly connected with swash plate of screening case.

Preferably, the through holes are formed in the inner bottom wall of the screening box and the upper surface of the inclined plate in a penetrating mode, a discharging pipe is fixedly connected to the lower surface of the screening box, a collecting box is fixedly connected to the inner bottom wall of the box body, and the upper surface of the collecting box is provided with an avoidance hole and the inner wall of the avoidance hole is slidably connected with the surface of the discharging pipe.

Preferably, the inner bottom wall fixedly connected with dust collection box of box, the inner bottom wall of dust collection box is fixedly connected with baffle and fan respectively, the air-out end fixedly connected with of fan goes out the tuber pipe and goes out one side that the tuber pipe runs through the baffle, the air inlet end fixedly connected with air-supply line of fan, the other end fixedly connected with dust extraction pipe of air-supply line.

The utility model provides a device for preparing furfural by using straw through improvement, which has the following improvement and advantages compared with the prior art:

according to the utility model, the rotating rod is driven to rotate by the driving of the stepping motor, the blade is driven to rotate by the rotating rod, so that the straws added into the feed hopper are crushed, and the crushed straws can fall into the collecting box to be collected by the action of the sloping plate, so that the problems that the shape of the straws is cylindrical and the length is long, and when the straws are screened for impurities, the whole straws possibly cause the blockage of the screening screen plate and further influence the screening efficiency are solved.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a pulverizing assembly of the present utility model;

FIG. 3 is a schematic perspective view of a screening assembly of the present utility model;

FIG. 4 is a schematic cross-sectional perspective view of a screening box of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4A in accordance with the present utility model;

fig. 6 is a schematic perspective view of a dust removing device of the present utility model.

Reference numerals illustrate:

1. a case; 2. an observation door; 3. a top cover; 4. a feed hopper; 5. a crushing assembly; 501. a shock absorption seat; 502. a stepping motor; 503. a rotating lever; 504. a mounting base; 505. a blade; 6. a screening component; 601. a support plate; 602. a double-ended motor; 603. a turntable; 604. a fixed rod; 605. a sleeve; 606. a support rod; 607. a connecting seat; 608. a screening box; 609. a through hole; 610. a sloping plate; 611. a collection box; 612. a discharge pipe; 613. a U-shaped frame; 614. a slide bar; 615. a connecting plate; 616. a spring; 617. a dust collection box; 618. a partition plate; 619. a blower; 620. an air outlet pipe; 621. an air inlet pipe; 622. a dust extraction pipe.

Detailed Description

The following detailed description of the present utility model clearly and fully describes the technical solutions of the embodiments of the present utility model, and it is apparent that the described embodiments 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.

As shown in fig. 1-6, the utility model provides equipment for preparing furfural by using straw, which comprises a box body 1, wherein one end of the box body 1 is provided with an observation door 2, the upper surface of the box body 1 is provided with a top cover 3, the upper surface of the top cover 3 is fixedly connected with a feed hopper 4, and the inner bottom wall of the box body 1 is provided with a screening component 6, and the equipment also comprises;

crushing assembly 5, crushing assembly 5 include with top cap 3 upper surface fixed connection's shock attenuation seat 501, the upper surface fixed connection of shock attenuation seat 501 has step motor 502, the inner wall rotation of feeder hopper 4 is connected with dwang 503, the one end and the output fixed connection of step motor 502 of dwang 503, the fixed surface of feeder hopper 4 is connected with mount pad 504, the other end and the inner wall rotation of mount pad 504 of dwang 503 are connected, the fixed surface of dwang 503 is connected with blade 505.

By the above structure or mechanism: the observation door 2 is transparent, is made of transparent glass, is convenient for observe the condition of inside screening, and can reduce the vibration of the stepper motor 502 and prolong the service life of the stepper motor 502 through the cooperation of the shock mount 501 and the stepper motor 502.

Further, screening assembly 6 includes the backup pad 601 with bottom wall fixed connection in box 1, the last fixed surface of backup pad 601 is connected with double-end motor 602, the output fixedly connected with carousel 603 of double-end motor 602, one side fixedly connected with dead lever 604 of carousel 603, the surface rotation of dead lever 604 is connected with sleeve 605, the fixed surface of sleeve 605 is connected with bracing piece 606, the inner wall fixedly connected with U type frame 613 of box 1.

By the above structure or mechanism: the turntable 603 is made of hollow alloy, weight is reduced, the bearing weight of the output shaft of the double-headed motor 602 is reduced, and the supporting rod 606 is made of metal, so that a main supporting and screening effect is achieved on the screening box 608.

Further, the inner wall fixedly connected with slide bar 614 of U type frame 613, slide bar 614's surface sliding connection has connecting plate 615, slide bar 614's surface cover is equipped with spring 616, the bottom and the interior bottom wall fixed connection of U type frame 613 of spring 616, the top and the lower fixed surface of connecting plate 615 of spring 616 are connected, the fixed surface of connecting plate 615 is connected with screening case 608, screening case 608's lower fixed surface is connected with connecting seat 607, connecting seat 607's inner wall and bracing piece 606 rotate to be connected, screening case 608's interior bottom wall fixedly connected with swash plate 610, screening case 608's interior diapire and swash plate 610's upper surface all run through and have seted up through-hole 609, screening case 608's lower fixed surface is connected with discharging pipe 612, box 1's interior bottom wall fixedly connected with collecting box 611, the inner wall that dodges the hole and the surface sliding connection of discharging pipe 612 have been seted up to collecting box 611's upper surface.

By the above structure or mechanism: through the effect of swash plate 610 and through-hole 609, can make the straw that smashes fall into collecting box 611 and collect, discharging pipe 612 and collecting box 611's upper surface sliding connection avoid influencing the motion track of screening box 608, through the cooperation use of U type frame 613, slide bar 614, spring 616, make its screening box 608 operation more stable.

Further, the inner bottom wall of the box body 1 is fixedly connected with a dust box 617, the inner bottom wall of the dust box 617 is respectively and fixedly connected with a partition 618 and a fan 619, the air outlet end of the fan 619 is fixedly connected with an air outlet pipe 620, the air outlet pipe 620 penetrates through one side of the partition 618, the air inlet end of the fan 619 is fixedly connected with an air inlet pipe 621, and the other end of the air inlet pipe 621 is fixedly connected with a dust extraction pipe 622.

By the above structure or mechanism: when the fan 619 operates, the screening box 608 can vibrate up and down to screen, dust raised in the vibration process can be cleaned through the cooperation of the air inlet pipe 621 and the dust suction pipe 622, and the dust can be collected into the dust collection box 617 through the air outlet pipe 620.

Working principle: when this equipment that uses straw preparation furfural uses, at first, the power is opened to the user, start step motor 502 and double-end motor 602 simultaneously, add feeder hopper 4 with the straw, drive the rotation of dwang 503 through step motor 502, through the rotation of dwang 503, drive the rotation of blade 505, and then smash the straw that adds feeder hopper 4, drive carousel 603 through double-end motor 602's drive, drive the rotation of carousel 603, drive dead lever 604 through carousel 603 motion, sleeve 605 on dead lever 604, drive the motion of bracing piece 606, and then make its screening case 608 motion, through the cooperation use of U-shaped frame 613, slide bar 614, spring 616, make its screening case 608 operation more stable, through the effect of swash plate 610 and through-hole 609, can make the straw that has smashed fall into collecting case 611, when can make screening case 608 vibrate from top to bottom, through the cooperation of air inlet pipe 621, dust suction pipe 622 can clear up the dust that lifts up in the vibration process, collect dust collection case 617 through play tuber pipe 620, when screening straw is not handled, if the straw is not carried out to the straw, the dust that can cause the dust removal efficiency to the big influence in the health of the screening process is greatly, and the dust can not influence the health of the screening process.

Claims (7)

1. The utility model provides an equipment of using straw preparation furfural, includes box (1), the one end of box (1) is provided with observation door (2), the upper surface of box (1) is provided with top cap (3), the last fixed surface of top cap (3) is connected with feeder hopper (4), the interior bottom wall of box (1) is provided with screening component (6), its characterized in that still includes:

crushing subassembly (5), crushing subassembly (5) include with top cap (3) upper surface fixed connection's shock mount (501), the upper surface fixed connection of shock mount (501) has step motor (502), the inner wall rotation of feeder hopper (4) is connected with dwang (503), the one end and the output fixed connection of step motor (502) of dwang (503), the fixed surface of feeder hopper (4) is connected with mount pad (504), the other end and the inner wall rotation of mount pad (504) of dwang (503) are connected, the fixed surface of dwang (503) is connected with blade (505).

2. The apparatus for preparing furfural using straw as claimed in claim 1, wherein: the screening assembly (6) comprises a supporting plate (601) fixedly connected with the bottom in the box body (1), a double-headed motor (602) is fixedly connected to the upper surface of the supporting plate (601), a turntable (603) is fixedly connected to the output end of the double-headed motor (602), and a fixing rod (604) is fixedly connected to one side of the turntable (603).

3. The apparatus for preparing furfural using straw as claimed in claim 2, wherein: the surface rotation of dead lever (604) is connected with sleeve (605), the fixed surface of sleeve (605) is connected with bracing piece (606), the inner wall fixedly connected with U type frame (613) of box (1).

4. An apparatus for preparing furfural using straw as claimed in claim 3, wherein: the inner wall fixedly connected with slide bar (614) of U type frame (613), the surface sliding connection of slide bar (614) has connecting plate (615), the surface cover of slide bar (614) is equipped with spring (616), the bottom and the interior bottom wall fixed connection of U type frame (613) of spring (616), the top and the lower fixed surface of connecting plate (615) of spring (616) are connected.

5. The apparatus for preparing furfural using straw as claimed in claim 4, wherein: the surface fixedly connected with screening case (608) of connecting plate (615), the lower surface fixedly connected with connecting seat (607) of screening case (608), the inner wall and the bracing piece (606) of connecting seat (607) rotate to be connected, the interior bottom wall fixedly connected with swash plate (610) of screening case (608).

6. The apparatus for preparing furfural using straw as claimed in claim 5, wherein: the inner bottom wall of screening case (608) and the upper surface of swash plate (610) all run through and have seted up through-hole (609), the lower surface fixedly connected with discharging pipe (612) of screening case (608), interior bottom wall fixedly connected with collection box (611) of box (1), the upper surface of collection box (611) has been seted up and has been dodged the hole and dodged the inner wall in hole and the surface sliding connection of discharging pipe (612).

7. The apparatus for preparing furfural using straw as set forth in claim 6, wherein: the dust collecting box is characterized in that the inner bottom wall of the box body (1) is fixedly connected with the dust collecting box (617), the inner bottom wall of the dust collecting box (617) is fixedly connected with the partition plate (618) and the fan (619) respectively, the air outlet end of the fan (619) is fixedly connected with the air outlet pipe (620) and the air outlet pipe (620) penetrates through one side of the partition plate (618), the air inlet end of the fan (619) is fixedly connected with the air inlet pipe (621), and the other end of the air inlet pipe (621) is fixedly connected with the dust extraction pipe (622).

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