CN214676662U

CN214676662U - Grain stores up reserve stoving-free vacuum storage device

Info

Publication number: CN214676662U
Application number: CN202120686210.6U
Authority: CN
Inventors: 高倩; 赵长春; 李伟; 高德广; 王文森
Original assignee: Anhui Changyuan Food Co ltd
Current assignee: Anhui Changyuan Food Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-11-12
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a grain stores up reserve stoving-free vacuum storage device in storage facilities technical field, including apron, storage tank, feed inlet, discharge gate, ejection of compact subassembly, taper groove, electric push rod, lifter, the lifter lower extreme be equipped with the sealing plug of taper groove inner wall shape adaptation, be connected through the intercommunication subassembly between pipeline and the main trachea, intercommunication subassembly control storage tank inside and main tracheal intercommunication state. Through setting up the discharge gate, and remove by electric push rod drive sealing plug, and then the block is in the taper groove, seal the taper groove, make discharge gate and reserve tank inside have a encapsulated situation, through setting up ejection of compact subassembly, so that carry out the ejection of compact to the grain that the discharge gate falls and carry, through setting up the intercommunication subassembly, it is sealed to make to have between main trachea and the reserve tank, make to have double seal between reserve tank and the main trachea, reduce and cause the phenomenon of reserve tank sealing failure because main trachea leaks.

Description

Grain stores up reserve stoving-free vacuum storage device

Technical Field

The utility model relates to a storage facilities technical field specifically is a grain stores up reserve stoving-free vacuum deposit device.

Background

Grain storage is a material storage system established for guaranteeing the grain consumption demand of non-agricultural population, adjusting the balance of the provincial grain supply and demand, stabilizing the grain market price and coping with serious natural disasters or other emergencies.

If chinese patent No. CN206851427U discloses a grain stoving-free vacuum storage tank, its structure includes the lower margin, a jar body, the solid ring, grain import device, a jar body lid, the connecting pipe, look at the window, the pipeline, the hose, the vacuum pump, the lower margin is equipped with the bottom of three cake even welding at the jar body, solid ring fixed mounting is in the centre of the jar body, grain import device fixes above the solid ring, grain import device and jar body welding, look at the window and install at a jar body surface, the pipeline passes through connecting pipe and jar body lid fixed connection, the hose cooperatees with the interface that the pipeline bottom was equipped with, hose and vacuum pump swing joint, it is equipped with the ring flange, the sealing performance of food import can be improved to the sealing washer, avoid the air to get into a jar body, simultaneously with the air in the vacuum pump suction vacuum pump, under the avoid air state, microorganism breeds grain and takes place to milden and rot.

Among the above-mentioned prior art, inconvenient carry out the ejection of compact to grain, the jar body (this application is called storage tank) passes through the pipeline in addition and the vacuum pumping equipment intercommunication, when the pipeline long-term operation, leads to the outside damaged because the corrosion, just can influence jar internal portion's of body sealed under this kind of condition, influences the storage quality of grain.

Based on this, the utility model designs a grain stores up reserve stoving vacuum storage device of exempting from to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grain stores up reserve stoving vacuum deposit device of exempting from to solve the prior art inconvenience of proposing in the above-mentioned background art and carry out the ejection of compact to grain, the jar body (this application is called the reserve jar) is through pipeline and evacuation equipment intercommunication in addition, when the pipeline long-term operation, leads to outside damaged because the corrosion, just probably influences the sealed of jar internal portion under this kind of condition, influences the problem of the reserve quality of grain.

In order to achieve the above object, the utility model provides a following technical scheme: a drying-free vacuum storage device for grain storage, which comprises a storage tank with an opening at the top and a detachable cover plate, the cover plate is provided with a feed inlet, the reserve tank is communicated with an external main gas pipe through a pipeline, the bottom of the reserve tank is provided with a discharge hole which runs through the interior of the reserve tank, the outer wall of the bottom of the storage tank is provided with a discharge assembly communicated with the discharge hole, the bottom wall of the storage tank is provided with a conical groove communicated with the discharge hole, the inner diameter of the conical groove is sequentially decreased from top to bottom, an electric push rod is vertically arranged on the cover plate, a telescopic rod of the electric push rod penetrates through the cover plate in a sliding fit manner and is connected with a lifting rod in a driving manner, the lower end of the lifting rod is provided with a sealing plug matched with the shape of the inner wall of the conical groove, the sealing plug can seal the conical groove after being clamped in the conical groove, the pipeline is connected with the main air pipe through a communication assembly, and the communication assembly controls the communication state between the interior of the storage tank and the main air pipe.

Preferably, the discharging component comprises a discharging bin transversely arranged at the bottom of the storage tank, two ends of the discharging bin are sealed, one end of the discharging bin, which is far away from the storage tank, is provided with a discharging groove with a downward opening, a rotating shaft is coaxially and rotatably connected in the discharging bin, the rotating shaft is driven to rotate by a servo motor arranged on the end face of the discharging bin, a spiral conveying piece is sleeved on a part of the rotating shaft, which penetrates into the discharging bin, and the servo motor drives the rotating shaft to rotate so as to drive the spiral conveying piece to rotate.

Preferably, the telescopic rod of the electric push rod is sealed with the cover plate through a dynamic sealing ring.

Preferably, the communicating component comprises a communicating seat arranged on the middle section of the pipeline, the communicating seat is coaxially provided with communicating holes communicated with the pipeline and in a through hole form, the communicating seat is internally coaxially provided with a sliding cavity communicated with the communicating holes, a piston is arranged in the sliding cavity, the piston can freely slide in the sliding cavity along the axial direction of the communicating seat, the end surface of the piston is provided with a plurality of communicating grooves staggered with the communicating holes and in a through hole form along the axial array, when the end surface of the piston abuts against the inner bottom wall of the sliding cavity, the abutting surface is in an air-tight state, a floating block made of a magnetic material is embedded in the piston, an annular electromagnet is clamped in the sliding cavity, an annular hole of the annular electromagnet is communicated with the sliding cavity and is positioned above the piston, an elastic piece is arranged between the annular electromagnet and the piston, and elastically abuts against the piston and drives the piston to move downwards, the end surface of the piston is abutted against the inner bottom wall of the sliding cavity.

Preferably, the elastic part is a compression spring vertically installed in the communicating seat, and two ends of the compression spring in the elastic direction elastically abut against the piston and the electromagnet respectively.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the discharge port and driving the sealing plug to move by the electric push rod so as to be clamped in the conical groove and seal the conical groove, the discharge port and the inner part of the storage tank are in a sealed state, through the arrangement of the discharging component, the grain falling from the discharging port can be discharged and conveyed, through the arrangement of the communicating component, the main air pipe and the reserve tank are sealed, the reserve tank and the main air pipe are sealed in a double mode, the phenomenon that the seal of the reserve tank fails due to the leakage of the main air pipe is reduced, the communicating component is powered on by the electromagnet to generate magnetism, the piston is driven to move upwards, the main air pipe is communicated with the reserve tank, so as to vacuumize the interior of the storage tank or fill gas into the interior of the storage tank without manual operation, compared with the intelligent control valve in the prior art, the intelligent control valve is simple in structure, low in cost and convenient to apply in a large scale.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of a portion of a structure at a in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1-main gas pipe, 2-pipeline, 3-communicating base, 4-cover plate, 5-electric push rod, 6-storage tank, 7-lifting rod, 8-sealing plug, 9-conical groove, 10-discharge hole, 11-discharge bin, 12-discharge groove, 13-rotating shaft, 14-spiral conveying piece, 15-servo motor, 16-sliding cavity, 17-annular hole, 18-communicating groove, 19-piston, 20-communicating hole, 21-floating block, 22-compression spring and 23-electromagnet.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a drying-free vacuum storage device for grain storage standby comprises a storage tank 6 with an open top and a detachable cover plate 4, wherein a feed inlet (not shown in the figure) is arranged on the cover plate 4, the storage tank 6 is communicated with an external main gas pipe 1 through a pipeline 2, the pipeline 2 is connected with the main gas pipe 1 through a communication component, the communication component controls the communication state between the inside of the storage tank 6 and the main gas pipe 1, the communication component comprises a communication seat 3 arranged on the middle section of the pipeline 2, a through hole type communication hole 20 communicated with the pipeline 2 is coaxially arranged in the communication seat 3, a sliding cavity 16 communicated with the communication hole 20 is coaxially arranged in the communication seat 3, a piston 19 is arranged in the sliding cavity 16, the piston 19 can freely slide along the axial direction of the communication seat 3 in the sliding cavity 16, a plurality of communication grooves 18 which are staggered with the communication hole 20 and are in the form of the through hole are arranged on the end surface of the piston 19 along the axial direction, when the end surface of the piston 19 abuts against the inner bottom wall of the sliding cavity 16, the abutting surface is in an air-tight state, a floating block 21 made of a magnetic conductive material is embedded in the piston 19, an annular electromagnet 23 is clamped in the sliding cavity 16, an annular hole 17 of the annular electromagnet 23 is communicated with the sliding cavity 16 and is positioned above the piston 19, a compression spring 22 is arranged between the piston 19 and the piston 19, two ends of the compression spring 22 in the elastic direction respectively elastically abut against the piston 19 and the electromagnet 23, the compression spring 22 elastically abuts against the piston 19 and drives the piston 19 to move downwards, so that the end surface of the piston 19 abuts against the inner bottom wall of the sliding cavity 16, when the interior of the storage tank 6 needs to be vacuumized, a power supply of the electromagnet 23 is firstly switched on (a power supply wire of the electromagnet 23 can be arranged to be internally arranged in the main air pipe 1 and then penetrates out of the main air pipe 1 and is electrically connected with an external power supply, so as to supply power to the electromagnet 23), the electromagnet 23 generates magnetism to drive the floating block 21 to move upwards, the piston 19 is separated from the state of abutting against the inner bottom wall of the sliding cavity 16, the inner part of the storage tank 6 is communicated with the main air pipe 1 at the moment, then the outer negative pressure equipment vacuumizes the inner part of the storage tank 6 through the main air pipe 1, after the vacuumization is finished, the main valve on the main air pipe 1 is closed, then the power supply of the electromagnet 23 is cut off, the elastic abutting of the compression spring 22 on the piston 19 is realized, the end surface of the piston 19 abuts against the inner bottom wall of the sliding cavity 16, the abutting surface has an airtight state, further, the storage tank 6 is sealed doubly, the internal sealing failure of the storage tank 6 caused by the damage of the outer part of the outer main air pipe 1 is avoided, the storage effect of grains is influenced, the bottom of the storage tank 6 is provided with a discharge port 10 penetrating through the inner part of the storage tank 6, the inner bottom wall of the storage tank 6 is provided with a conical groove 9 communicated with the discharge port 10, the inner diameters of the conical grooves 9 are gradually decreased from top to bottom, an electric push rod 5 is vertically installed on the cover plate 4, the telescopic rod of the electric push rod 5 penetrates the cover plate 4 in a sliding fit manner and is connected with a lifting rod 7 in a driving manner, the telescopic rod of the electric push rod 5 is sealed with the cover plate 4 through a movable sealing ring, namely, a through hole through which the telescopic rod of the electric push rod 5 freely passes is formed in the cover plate 4, the movable sealing ring is arranged in the through hole, so that when the telescopic rod of the electric push rod 5 slides in the through hole, the vacuum state in the storage tank 6 cannot be influenced, a sealing plug 8 matched with the shape of the inner wall of a conical groove 9 is arranged at the lower end of the lifting rod 7, the conical groove 9 can be sealed after the sealing plug 8 is clamped in the conical groove 9, a discharging component communicated with a discharging port 10 is arranged on the outer wall of the bottom of the storage tank 6, the discharging component comprises a discharging bin 11 transversely arranged at the bottom of the storage tank 6, two ends of the discharging bin 11 are sealed, a discharging groove 12 with a downward opening part is arranged at one end of the discharging bin 6, and a rotating shaft 13 is coaxially connected in the discharging bin 11 in a rotating manner, the pivot 13 is driven its rotation by the servo motor 15 who settles on the feed bin 11 terminal surface, it is equipped with the auger delivery piece 14 on penetrating the position in the feed bin 11, servo motor 15 drive pivot 13 rotates, and then drive auger delivery piece 14 rotates, during the ejection of compact, at first by main trachea 1 air feed, make the interior atmospheric pressure that produces of holding tank 6, then the telescopic link retraction of electric putter 5, make sealing plug 8 break away from the block state with awl groove 9, because sealing plug 8 is less in size, its removal in grain can not receive great resistance, make awl groove 9 can open, grain is at this moment under the action of gravity, flow into discharge gate 10 by awl groove 9, flow into feed bin 11 by discharge gate 10 again, servo motor 15 drive pivot 13 rotates, make auger delivery piece 14 carry the grain in the feed bin 11 to discharge gate 12 department, and fall into in the outside collection device.

The utility model discloses a use: when the interior of the reserve tank 6 needs to be evacuated, firstly, a power supply of the electromagnet 23 is switched on (a power line of the electromagnet 23 can be arranged to be internally arranged in the main air pipe 1, then the power line penetrates out of the main air pipe 1 and is electrically connected with an external power supply, and then the electromagnet 23 supplies power to the electromagnet 23), the electromagnet 23 generates magnetism to drive the floating block 21 to move upwards, so that the piston 19 is separated from a state of abutting against the inner bottom wall of the sliding cavity 16, at the moment, the interior of the reserve tank 6 is in a state of being communicated with the main air pipe 1, then, external negative pressure equipment vacuumizes the interior of the reserve tank 6 through the main air pipe 1, after the vacuumizing is finished, the main valve on the main air pipe 1 is closed, then, the power supply of the electromagnet 23 is switched off, the elastic abutting of the piston 19 is abutted against through the compression spring 22, so that the end face of the piston 19 abuts against the inner bottom wall of the sliding cavity 16, the abutting face has an airtight state, and then, the reserve tank 6 is sealed doubly, thereby avoiding the internal sealing failure caused by the external damage of the external main air pipe 1, the storage effect of the grains is influenced;

during the ejection of compact, at first by main trachea 1 air feed, and switch on 23's power once more, make the interior atmospheric pressure that produces of reserve jar 6, then the telescopic link withdrawal of electric putter 5, make sealing plug 8 break away from with the block state of taper groove 9, because sealing plug 8 is small, consequently, its removal in grain can not receive great resistance, make taper groove 9 can open, grain is under the action of gravity this moment, flow into discharge gate 10 by taper groove 9, flow into out feed bin 11 by discharge gate 10 again, servo motor 15 drives pivot 13 and rotates, make auger delivery piece 14 carry the grain in the feed bin 11 to blown down tank 12 department, and fall into in the outside collection device.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a grain stores up reserve stoving vacuum deposit device of exempting from, includes that an open and demountable installation in top has reserve jar (6) of apron (4), be equipped with the feed inlet on apron (4), reserve jar (6) are through pipeline (2) and outside main trachea (1) intercommunication, its characterized in that: a discharge hole (10) which runs through the storage tank (6) is arranged at the bottom of the storage tank, a discharge component which is communicated with the discharge hole (10) is arranged on the outer wall of the bottom of the storage tank, the inner bottom wall of the storage tank (6) is provided with a conical groove (9) communicated with the discharge hole (10), the inner diameter of the conical groove (9) is gradually decreased from top to bottom, an electric push rod (5) is vertically arranged on the cover plate (4), the telescopic rod of the electric push rod (5) penetrates through the cover plate (4) in a sliding way and is connected with a lifting rod (7) in a driving way, the lower end of the lifting rod (7) is provided with a sealing plug (8) which is matched with the inner wall of the conical groove (9) in shape, the sealing plug (8) can seal the conical groove (9) after being clamped in the conical groove (9), the pipeline (2) is connected with the main gas pipe (1) through a communicating component, the communicating component controls the communicating state between the interior of the reserve tank (6) and the main air pipe (1).

2. The drying-free vacuum storage device for grain storage according to claim 1, characterized in that: the discharging component comprises a discharging bin (11) transversely arranged at the bottom of the storage tank (6), two ends of the discharging bin (11) are sealed, one end, far away from the storage tank (6), of the discharging bin is provided with a discharging groove (12) with a downward opening, a rotating shaft (13) is coaxially connected in the discharging bin (11) in a rotating mode, the rotating shaft (13) is driven to rotate by a servo motor (15) arranged on the end face of the discharging bin (11), the part, penetrating into the discharging bin (11), of the rotating shaft is sleeved with a spiral conveying piece (14), the servo motor (15) drives the rotating shaft (13) to rotate, and then the spiral conveying piece (14) is driven to rotate.

3. The drying-free vacuum storage device for grain storage according to claim 1, characterized in that: the telescopic rod of the electric push rod (5) is sealed with the cover plate (4) through the movable sealing ring.

4. The drying-free vacuum storage device for grain storage according to claim 1, characterized in that: the communicating component comprises a communicating seat (3) arranged on the middle section of the pipeline (2), a communicating hole (20) communicated with the pipeline (2) and in a through hole form is coaxially arranged in the communicating seat (3), a sliding cavity (16) communicated with the communicating hole (20) is coaxially arranged in the communicating seat (3), a piston (19) is arranged in the sliding cavity (16), the piston (19) can freely slide along the axial direction of the communicating seat (3) in the sliding cavity (16), a plurality of communicating grooves (18) staggered with the communicating hole (20) and in a through hole form are arranged on the end surface of the piston (19) along the axial array, when the end surface of the piston (19) is abutted against the inner bottom wall of the sliding cavity (16), an air-tight sealing state is formed on the abutting surface, a floating block (21) made of a magnetic conducting material is embedded in the piston (19), and an annular electromagnet (23) is clamped in the sliding cavity (16), the annular hole (17) of the annular electromagnet (23) is communicated with the sliding cavity (16) and is positioned above the piston (19), an elastic piece is arranged between the annular hole and the piston (19), the elastic piece elastically abuts against the piston (19) and drives the piston (19) to move downwards, and the end face of the piston (19) abuts against the inner bottom wall of the sliding cavity (16).

5. The drying-free vacuum storage device for grain storage according to claim 4, characterized in that: the elastic piece is a compression spring (22) vertically installed in the communicating seat (3), and two ends of the compression spring (22) in the elastic direction elastically abut against the piston (19) and the electromagnet (23) respectively.