CN214610308U - Gas grain extraction device - Google Patents

Abstract

The utility model discloses a gas grain-lifting device, which comprises a fan, an upper storage hopper, a grain-sucking pipe and a lower storage hopper, wherein the fan is arranged above the upper storage hopper, the grain-sucking pipe is arranged at one side of the upper storage hopper, a grain outlet of the grain-sucking pipe is communicated with the upper storage hopper, and the lower storage hopper is arranged below the grain-sucking pipe; the air supplementing hopper is sleeved outside the lower storage hopper, and the air supplementing pipe is sleeved outside the feed inlet of the grain suction pipe. The device prevents that the material from piling up and causing the grain suction pipe stifled die, can make the unprocessed food grains promote completely, carries thoroughly, reduces the volume of residue of unprocessed food grains.

Description

Gas grain extraction device

Technical Field

The utility model belongs to the technical field of former grain is carried, concretely relates to gaseous grain extraction device.

Background

The pneumatic grain elevator is a new agricultural and industrial machine, and is suitable for bulk conveying operation of various small granular materials such as grain and plastics, and can horizontally, obliquely and vertically convey the materials by using pipeline layout, and can independently complete conveying tasks by using a single machine.

The utility model discloses an automatic advance grain machine is disclosed to utility model patent that bulletin number is CN201610327U, including closed grain container, fan and closed grain container intercommunication, the lower extreme of closed grain container is equipped with out the grain mouth, inhales grain pipe and closed grain container intercommunication. The automatic grain feeding machine can automatically load grains into a grain processing machine and can be matched with a rice mill or a pulverizer for use, but the automatic grain feeding machine has the advantages of large volume, high power, high noise, more impurities in the raw grain conveying process and large occupied space.

The invention patent with application publication number CN105712085A discloses a grain suction device for a grain leveling warehouse, which comprises a grain suction box, a motor, a grain suction hose and a drill bit, wherein a rotating shaft is arranged in the grain suction box, the rotating shaft is driven to rotate by the motor arranged on the side part of the grain suction box, the other side part of the grain suction box is provided with a bracket for fixing the grain suction box and a grain outlet, the grain outlet is provided with the grain outlet hose, the grain outlet is communicated with one end of the grain suction hose, the bracket is L-shaped, one end of the bracket is fixedly connected with the grain suction box, the other end of the bracket extends downwards, a spring penetrates through the grain suction hose, one end of the spring is connected with the rotating shaft, the other end of the spring is sleeved on a connecting column on the back part of the drill bit, the drill bit is connected to the tail end of the grain suction hose through a connecting rod, and a grain suction through cavity for sucking grains is reserved between the grain suction hose and the drill bit; but this inhale grain device noise is big, and the delivery volume is little, and the damaged many of unprocessed food grains in transportation process carries the unprocessed food grains to remain the volume many, carries incompletely, has the material to pile up the condition that leads to inhaling the grain pipe and be blockked up simultaneously.

Disclosure of Invention

For solving the problem that exists among the prior art, the utility model provides a gaseous grain lifting device, the device prevent that the material from piling up and causing the stifled death of inhaling the grain pipe, can make former grain promote completely, carry thoroughly, reduce the volume of remaining of former grain. The utility model discloses a gas grain lifting device, including fan, upper storage hopper, grain suction pipe and lower storage hopper, the fan sets up in the top of upper storage hopper, the grain suction pipe sets up in one side of upper storage hopper, and the grain outlet of grain suction pipe communicates with upper storage hopper, the lower storage hopper sets up in the below of grain suction pipe; the air supplementing hopper is sleeved outside the lower storage hopper, and the air supplementing pipe is sleeved outside the feed inlet of the grain suction pipe.

The utility model discloses a gaseous grain lifting device induced drafts through the fan, forms the negative pressure in inhaling the grain pipe, with grain suction pipeline in, by the conveying material in the storage hopper down by wind-force through inhaling the grain pipe suction in the storage hopper, then the operative employee reuses pipeline and tripper and delivers to other positions with the material. The grain suction opening adopts a double-layer air supplementing and flow limiting design, can provide wind power used in grain suction, can slow down material pressure, guarantees smooth material conveying, can prevent the material from being accumulated to cause the grain suction pipe to be blocked, completely promotes the material, and is thoroughly conveyed without residue. The gas grain-extracting device has small volume, small power and high conveying efficiency, and can be suitable for laboratories or small-sized spaces.

Preferably, be equipped with circular through-hole I on the lateral wall of tonifying wind fill, can fully guarantee that the circulation of air is smooth and easy, guarantee that the wind-force of inhaling grain mouth department is sufficient, improve conveying efficiency.

In any of the above schemes, preferably, the bottom of the air supply hopper is provided with an inserting plate, so that residues left due to equipment faults can be timely cleaned through the inserting plate, and the cleaning and the maintenance are convenient.

In any of the above schemes, preferably, the outside of the air supply pipe is provided with a material pressure reduction cover, so that the raw grain at the grain suction port can be uniformly dispersed, the space at the grain suction port can be ensured to be sufficient, and the effective air supply and flow limitation can be realized.

In any of the above schemes, it is preferable that a through hole II is formed in the side wall of the grain suction pipe, the through hole II is located inside the air supply pipe, wind power can enter the grain suction pipe through the through hole II and supply partial wind power, and therefore smooth conveying of raw grains is guaranteed.

In any of the above schemes, preferably, a material level indicator is arranged in the lower storage hopper, so that the storage amount of raw grains in the lower storage hopper can be monitored at any time, and the raw grain supply condition of the lower storage hopper can be known in time.

In any of the above schemes, preferably, the position where the upper storage hopper is communicated with the grain outlet of the grain suction pipe is provided with the buffer cushion, so that the damage condition of raw grains in conventional conveying can be reduced, the quality of the conveyed raw grains can be improved, nondestructive conveying can be realized, and the grain conveying device is suitable for conveying thin and fragile materials and other various raw grains.

Preferably in any one of the above schemes, the blower is provided with a blowback pipe near the air outlet of the upper storage hopper, so that light impurities such as rice hulls adsorbed on the dust cover can be removed at regular time, the air speed and flow are stabilized, the air pressure of the upper storage hopper is ensured to be constant, meanwhile, the discharge of dust is facilitated, and the cleaning effect is achieved.

In any of the above schemes, preferably, the dust cover is arranged at the air outlet of the upper storage hopper, so that the dust removing function is achieved, and conveyed raw grains are thoroughly separated from air.

In any of the above schemes, preferably, the side surface of the upper storage hopper is provided with an observation window, so that the grain conveying condition in the upper storage hopper can be observed in real time, and the internal wear state can be observed.

The utility model discloses a gaseous grain lifting device, simple structure, it is small, can use manpower sparingly, transport efficiency is high, carries stably, can prevent effectively that the material from piling up and leading to inhaling the condition that the grain pipe is blockked up, can accomplish harmless transport to the unprocessed food grains, and the effect of removing dust is done to windy dry simultaneously.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the gas grain elevator according to the present invention;

fig. 2 is a front view of the embodiment shown in fig. 1 of a gas grain elevator according to the invention;

fig. 3 is a cross-sectional view along the direction a-a shown in fig. 2 of the gas grain elevator according to the present invention.

The figures are labeled as follows: 1-a fan; 2-upper storage hopper; 3-a grain sucking pipe; 4-lower storage hopper; 5-air supplement hopper; 6-air supplement pipe; 7-inserting plates; 8-material decompression hood; 9-a level indicator; 10-a back flushing pipe; 11-a dust cover; 12-circular through hole I; 13-through hole II.

Detailed Description

In order to further understand the inventive content of the present invention, the present invention will be explained in detail with reference to the specific embodiments.

As shown in fig. 1-3, according to the utility model discloses a preferred embodiment of gaseous grain lifting device, the device includes fan 1, goes up storage hopper 2, inhales grain pipe 3 and lower storage hopper 4, fan 1 sets up go up storage hopper 2's top, be close to on the fan 1 go up storage hopper 2 air outlet department and be equipped with blowback pipe 10, can play stable wind speed flow, guarantee the invariable effect of atmospheric pressure of storage hopper, also do benefit to the discharge of dust simultaneously, have certain cleaning action to the unprocessed food grains. Inhale grain pipe 3 and set up go up one side of storage hopper 2, and inhale grain pipe 3's play grain mouth and last storage hopper 2 intercommunication, go up storage hopper 2 with inhale the position department of 3 play grain mouths' intercommunications of grain pipe and be equipped with the blotter, this blotter can be silica gel anticollision board etc., the blotter passes through the support to be fixed near a grain mouth, is certain inclination with vertical direction, and raw grain inhales from a grain mouth and takes out the back and strikes on the blotter, and the blotter has played certain cushioning effect to raw grain, can reduce the damaged condition of raw grain in the conventional transport, improves the quality of the raw grain of carrying, can accomplish breakable transport, is applicable to the transport of thin and fragile material and various raw grain of other. The air outlet of the upper storage hopper 2 is provided with a dust cover 11, so that the dust cover plays a role in cleaning and removing dust, and conveyed raw grains are thoroughly separated from air. The side of going up storage hopper 2 is equipped with the observation window, but the interior wearing and tearing state of observation primary school grain conveying condition in the storage hopper is gone up in the real-time observation.

Storage hopper 4 sets up down inhale the below of grain pipe 3, the storage hopper bottom is hollow out construction down, overlaps in the outside of air supply pipe 6, be equipped with material level ware 9 in the storage hopper 4 down, this material level ware 9 is fixed in storage hopper 4 down, can monitor the reserves of former grain storage hopper under at any time, in time knows the former grain supply condition of storage hopper down. The air supplementing hopper 5 is sleeved on the outer side of the lower storage hopper 4, the edge of the upper side of the air supplementing hopper 5 is fixed with the edge of the lower storage hopper 4 through bolts, circular through holes I12 are formed in the side wall of the air supplementing hopper 5, circulation of air can be sufficiently guaranteed to be smooth, sufficient wind power at a grain sucking port is guaranteed, and conveying efficiency is improved. The utility model discloses a grain feeding pipe, including grain suction pipe 3, mend tuber pipe 6 cover inhale the outside of grain pipe 3 feed inlets, mend tuber pipe upper end and be equipped with bolt adjusting device, can adjust the height of mend tuber pipe, be equipped with through-hole II 13 on inhaling the lateral wall of grain pipe 3, through-hole II 13 is located the inside of mend tuber pipe 6, wind-force can get into through-hole II and inhale the grain pipe, supply with partial wind-force, guarantee the transport that raw grain can be smooth and easy. The outside of air supply pipe 6 is equipped with material decompression cover 8, can make the even dispersion of the former grain that inhales the grain mouth, can also guarantee that the space of inhaling grain mouth department is enough sufficient, effectual air supply current-limiting. The bottom of air supplement hopper 5 is equipped with picture peg 7, can in time clear up the residual because of equipment trouble leaves through the picture peg, convenient clearance and maintenance. The double-layer air supplementing and flow limiting design adopted at the grain sucking port can provide wind power used in grain sucking, can slow down material pressure, guarantees smooth material conveying, can prevent the material from accumulating to cause the grain sucking pipe to be blocked, completely promotes the material, and is thoroughly conveyed without residue.

The working process of extracting the raw grains in the embodiment is as follows: raw grains are put into the lower storage hopper, and the raw grains flow into the bottom of the grain suction port through the effective shunting of the lower storage hopper through the material decompression cover; induced draft through the fan, form the negative pressure in inhaling the grain pipe, with grain from inhaling in the grain mouth suction pipeline, during the former grain is carried last storage hopper through the pipeline, through the blowback pipe and the dust excluding hood in last storage hopper clean the filtration to former grain, finally obtain clean former grain. This gaseous grain lifting device is small, and power is little, and conveying efficiency is high, carries stably, and the noise is low, prevents effectively that the material from piling up and leading to inhaling the condition that the grain pipe is blockked up, accomplishes the harmless transport to former grain, and the effect of removing dust is done to windy simultaneously, uses in applicable laboratory or small-size space.

It will be understood by those skilled in the art that the gas grain elevator of the present invention includes any combination of the inventive concepts and embodiments described above in the specification and illustrated in the accompanying drawings, which are not intended to be limited to the space and to simplify the description, but rather are not intended to describe each and every aspect of the combination. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a gaseous grain lifting device, includes the fan, goes up the storage hopper, inhales grain pipe and storage hopper down, the fan sets up go up the top of storage hopper, it sets up to inhale the grain pipe go up one side of storage hopper, and inhale the play grain mouth and the last storage hopper intercommunication of grain pipe, the storage hopper sets up down inhale the below of grain pipe, its characterized in that still includes air supplement hopper and air supplement pipe, air supplement hopper cover is in the outside of storage hopper down, air supplement pipe cover is in inhale the outside of grain pipe feed inlet.

2. The gas grain elevator as claimed in claim 1, wherein the side wall of the air supply hopper is provided with a circular through hole I.

3. The gas grain elevator as claimed in claim 1, wherein the bottom of the air supply hopper is provided with an insert plate.

4. The gas grain elevator according to claim 1, wherein a material decompression hood is provided outside the air supply pipe.

5. The gas grain elevator according to claim 1, wherein a through hole II is provided on the sidewall of the grain suction pipe, and the through hole II is located inside the air supply pipe.

6. The gas grain elevator of claim 1, wherein a level indicator is disposed in the lower storage hopper.

7. The gas grain lifting device of claim 1, wherein a cushion pad is arranged at a position where the upper storage hopper is communicated with the grain outlet of the grain suction pipe.

8. The gas grain elevator as claimed in claim 1, wherein a blowback pipe is provided on the fan near the air outlet of the upper storage hopper.

9. The gas grain elevator as claimed in claim 1, wherein a dust cover is provided at the air outlet of the upper storage hopper.

10. The gas grain elevator of claim 1, wherein the upper storage hopper has a viewing window in a side thereof.

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