CN115615176A

CN115615176A - Quantitative conveying structure and grain dryer thereof

Info

Publication number: CN115615176A
Application number: CN202211242649.5A
Authority: CN
Inventors: 许为青; 张义稳; 张为法; 宁传烨; 李从春; 徐磊
Original assignee: Anhui Zhengyang Mechanical Technology Co ltd
Current assignee: Anhui Zhengyang Mechanical Technology Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-01-17
Anticipated expiration: 2042-10-11
Also published as: CN115615176B

Abstract

The invention belongs to the technical field of grain drying, and discloses a quantitative conveying structure and a grain dryer thereof. The grain in the lifting pit is lifted into the temporary storage box through the lifter, so that the grain enters the grain conveying pipe through the temporary storage box and finally enters the drying box assembly, when the grain in the drying box assembly reaches a certain height, the proximity switch in the measuring assembly can detect the fact that the lifter stops lifting the grain, and meanwhile, the first valve in the grain conveying pipe is closed, and the purpose of quantitative conveying is achieved.

Description

Quantitative conveying structure and grain dryer thereof

Technical Field

The invention belongs to the technical field of grain drying, and particularly relates to a quantitative conveying structure and a grain dryer thereof.

Background

If the grain wants to preserve for a long time after being reaped, the moisture in the grain needs to be reduced, thereby reducing the respiratory intensity of the grain and reducing the consumption of the respiration on organic matters, and the grain dryer is a device capable of drying the grain and plays an important role in drying the grain. Because the volume of the grain dryer is limited, the grain amount which is most input in a proper range can reach better drying efficiency.

Among the prior art, dial grain structure to grain drying-machine adopts the lifting machine mostly, carry out the promotion of grain through the lifting machine, carry grain in the drying cabinet, but the grain volume of transport is generally by manual control, most carry so every turn the most difference of delivery capacity through the form of estimation or observation drying cabinet filling condition, the grain volume has had the effect of drying of easy influence, the grain volume has lacked and has caused excessive drying easily, current grain drying-machine carries out hot-blast drying through hot-blast drying-machine mostly when drying simultaneously, because there is the stack between the grain, can cause the inhomogeneous condition of drying, although there is the device that overturns to grain, but most through the stirring or the form of rocking, although certain stoving homogeneity has been promoted, but the stoving effect is relatively poor, consequently, propose one kind to the above-mentioned problem and have quantitative effectual, structure and grain drying-machine are dialled to the ration that stoving effect is good and dust removal effect.

Disclosure of Invention

The invention aims to provide a quantitative conveying structure and a grain dryer thereof, wherein the grain inside a lifting pit is lifted into a temporary storage box through a lifter by matching of structures such as a grain conveying pipe, a measuring assembly and a movable assembly, so that the grain enters the grain conveying pipe through the temporary storage box and finally enters a drying box assembly, the movable assembly is matched with a limiting assembly when working to drive the grain inside the drying box assembly to move from bottom to top and then fall back to the bottom, and the grain gathered inside the drying box assembly can be uniformly distributed inside the drying box assembly.

In order to achieve the above purpose, the invention provides the following technical scheme: the utility model provides a quantitative conveying structure, includes promotion hole and lifting machine, it is located the below ground to promote the hole, the lifting machine is located the centre at promotion hole top perpendicularly, the fixed intercommunication of one end that the lifting machine kept away from the promotion hole has the temporary storage case, one side fixed mounting that the temporary storage case kept away from the lifting machine has the grain conveying pipe, the bottom fixed mounting of grain conveying pipe has measuring component, the outside fixed mounting of temporary storage case has protective housing.

Preferably, the temporary storage box comprises a box body, a cavity is formed in the box body, the box body is fixedly connected with the protective shell, and the cavity is connected with the grain conveying pipe and the elevator.

Preferably, the grain conveying pipe comprises a pipe body, a first valve is fixedly mounted at the lower end inside the pipe body, and the pipe body is fixedly connected with the pipe body in the temporary storage box.

Preferably, the measuring component comprises a connecting block, a proximity switch is fixedly mounted at the bottom of the connecting block, the upper end of the connecting block is fixedly connected with the grain conveying pipe, and the detection direction of the proximity switch is downward detection.

The invention also provides the following technical scheme: the utility model provides a grain drying machine, includes protecting sheathing and defeated grain pipe, protecting sheathing's middle part fixed mounting has hot air drying machine, hot air drying machine's middle part fixed mounting has the drying box subassembly, the top fixed mounting of drying box subassembly has movable subassembly, the inside bottom fixed mounting of drying box subassembly has spacing subassembly, the upper end fixed mounting of drying box subassembly has the hydrofuge pipe, the bottom fixed mounting of drying box subassembly has row's material subassembly, hydrofuge pipe and protecting sheathing fixed connection, movable subassembly and protecting sheathing fixed connection.

Preferably, the stoving case subassembly includes the stoving case, the lower extreme fixed mounting on the surface of stoving case has the tuber pipe that the annular distributes, the outer end and the hot-air dryer fixed connection of stoving case, the one end that the tuber pipe is arranged in the stoving case outside is connected with the wind channel among the hot-air dryer, the one end fixed mounting that the tuber pipe is arranged in the stoving incasement side has the filter screen, the middle part fixed mounting of tuber pipe has a check valve, the tuber pipe is the slope form.

Preferably, the movable assembly includes the motor, the output shaft fixed surface of motor installs the flight, the top fixed connection of stoving case in motor and the stoving case subassembly, the shape of flight is the spiral, the bottom of flight and the bottom contact of stoving case inner chamber, the top of flight is located spacing subassembly's top and is located the below at stoving case inner chamber top in the stoving case subassembly.

Preferably, spacing subassembly includes spacing ring group, angle fixed mounting such as the outside annular of spacing ring bottom has the fixed block, the bottom of spacing ring is provided with the opening that can supply the grain to get into, the outside of fixed block and the stoving case fixed connection in the stoving case subassembly, the bottom surface coplane of stoving incasement chamber in the bottom of spacing ring and the stoving case subassembly.

Preferably, the discharging assembly comprises a connecting seat, a telescopic rod is fixedly mounted on one side of the connecting seat, a baffle is fixedly mounted on one side of the telescopic rod, the baffle is movably sleeved with the connecting seat, the baffle is located at the upper end inside the connecting seat, and the bottom of a drying box in the connecting seat and the drying box assembly is fixedly connected.

Preferably, a second one-way valve is arranged inside the moisture exhaust pipe, and moisture inside the drying box assembly can be exhausted outwards through the moisture exhaust pipe.

The invention has the following beneficial effects:

according to the grain lifting device, the grain conveying pipe, the measuring assembly, the movable assembly and the like are matched, so that in the process of lifting and conveying the grain, the grain in the lifting pit is lifted into the temporary storage box through the lifter, the grain enters the grain conveying pipe through the temporary storage box and finally enters the drying box assembly, the movable assembly is matched with the limiting assembly during working, the grain in the drying box assembly can be driven to move from bottom to top and then fall back to the lower side, the grain gathered in the drying box assembly can be uniformly distributed in the drying box assembly, and therefore when the grain in the drying box assembly reaches a certain height, the approach switch in the measuring assembly can detect the approach switch, the lifting of the lifter to the grain is stopped, and meanwhile, the first valve in the grain conveying pipe is closed, and the purpose of quantitative conveying is achieved;

according to the invention, through the matching of the structures such as the drying box assembly, the movable assembly, the moisture exhaust pipe and the like, when the grain is dried, hot air generated by the hot air dryer enters the drying box through the air pipe to dry the grain, and synchronously, the motor drives the spiral sheet to rotate, the grain below the inside of the drying box assembly is lifted under the matching of the limiting assembly, lifted to the upper part of the inside of the drying box assembly and scattered, because the air pipe is inclined, the hot air dries the grain in the scattering process, a better drying effect can be achieved, and synchronously, the hot air exhausted by the air pipe can also dry the grain below the inside of the drying box assembly, so that the drying effect is ensured, and the drying uniformity of the grain can be ensured;

according to the invention, through the matching of the structures such as the drying box component, the movable component and the moisture exhaust pipe, when the grain is dried, hot air generated by the hot air dryer is dried in the drying box through the air pipe, and the air pipe is inclined, so that dust carried by the grain can be blown upwards in the drying process, and is exhausted together with moisture through the moisture exhaust pipe, and the matching of the movable component and the limiting component can continuously lift the grain at the bottom and the carried dust upwards, so that the cleaning effect on the dust is ensured.

Drawings

FIG. 1 is a schematic overall view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of a quantitative grain stirring structure of the present invention;

FIG. 4 is a sectional view of the structure of the temporary storage container of the present invention;

FIG. 5 is a structural subdivision view of the measurement assembly of the present invention;

FIG. 6 is a schematic view of the internal structure of the protective housing of the present invention;

FIG. 7 is a fragmentary view of the structure of the drying box assembly of the present invention;

FIG. 8 is a sectional view of the interior of the drying box assembly according to the present invention;

FIG. 9 is a schematic view showing a structural separation at the discharge assembly of the present invention.

In the figure: 1-lifting pits; 2-a hoisting machine; 3-temporary storage box; 31-a box body; 32-a cavity; 4-grain conveying pipe; 41-a tube body; 42-a first valve; 5-a measuring assembly; 51-connecting blocks; 52-proximity switches; 6-a protective housing; 7-hot air dryer; 8-drying box assembly; 81-drying box; 82-air pipe; 9-a movable component; 91-a motor; 92-a spiral sheet; 10-a moisture removal pipe; 11-a spacing assembly; 111-a limit ring; 112-fixed block; 12-a discharge assembly; 121-a connecting seat; 122-a telescoping rod; 123-baffle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 9, an embodiment of the present invention provides a quantitative conveying structure, including a lifting pit 1 and a hoist 2, where the lifting pit 1 is located below the ground, the hoist 2 is vertically located in the middle of the top of the lifting pit 1, one end of the hoist 2 away from the lifting pit 1 is fixedly communicated with a temporary storage box 3, one side of the temporary storage box 3 away from the hoist 2 is fixedly installed with a grain conveying pipe 4, the bottom of the grain conveying pipe 4 is fixedly installed with a measuring assembly 5, and the outer side of the temporary storage box 3 is fixedly installed with a protective casing 6; can promote grain through lifting machine 2 that sets up, thereby dry in reaching grain conveying pipe 4 inside and then getting into stoving case subassembly 8 through temporary storage case 3, and when grain gets into stoving case subassembly 8 inside, grain progressively accumulates, measuring component 5 can highly detect grain, thereby when the height of grain reaches the certain degree, stop lifting machine 2 to the promotion of grain, and seal body 41 through first valve 42 in the grain conveying pipe 4, thereby prevent the moisture backward flow, guarantee to carry the ration of grain, high durability and convenient to use and effectual.

As shown in fig. 4, the temporary storage box 3 includes a box 31, a cavity 32 is formed inside the box 31, the box 31 is fixedly connected with the protective casing 6, and the cavity 32 is connected with the grain conveying pipe 4 and the elevator 2; through the temporary storage box 3 that sets up can carry grain to the grain conveying pipe 4 inside 2 grain promotion backs of lifting machine, carry out transporting of grain through gravity, need not power, excellent in use effect.

As shown in fig. 4, the grain conveying pipe 4 includes a pipe body 41, a first valve 42 is fixedly installed at the lower end inside the pipe body 41, and the pipe body 41 is fixedly connected with the pipe body 41 in the temporary storage box 3; can carry grain into drying box subassembly 8's inside through the body 41 that sets up, and the first valve 42 that sets up can seal body 41 to prevent that moisture from flowing back to grain conveying pipe 4 inside when drying, guarantee better result of use.

As shown in fig. 5, the measuring assembly 5 comprises a connecting block 51, a proximity switch 52 is fixedly mounted at the bottom of the connecting block 51, the upper end of the connecting block 51 is fixedly connected with the grain conveying pipe 4, and the detection direction of the proximity switch 52 is downward detection; connect proximity switch 52 and defeated grain pipe 4 through connecting block 51, and proximity switch 52 sets up in the bottom of connecting block 51, can prevent that grain from producing the collision impact to proximity switch 52 when carrying grain to cause proximity switch 52's damage, guaranteed the rationality of structure.

As shown in fig. 1 to 9, an embodiment of the present invention further provides a grain dryer, which includes a protective casing 6 and a grain conveying pipe 4, wherein a hot air dryer 7 is fixedly installed in the middle of the protective casing 6, a drying box assembly 8 is fixedly installed in the middle of the hot air dryer 7, a movable assembly 9 is fixedly installed at the top of the drying box assembly 8, a limiting assembly 11 is fixedly installed at the bottom end inside the drying box assembly 8, a dehumidifying pipe 10 is fixedly installed at the upper end of the drying box assembly 8, a discharging assembly 12 is fixedly installed at the bottom of the drying box assembly 8, the dehumidifying pipe 10 is fixedly connected with the protective casing 6, and the movable assembly 9 is fixedly connected with the protective casing 6; can be when carrying grain through the movable assembly 9 that sets up, through the upwards transport to 8 bottoms of stoving case subassembly grain, make the even of the inside grain distribution of stoving case subassembly 8, and also can be when drying, carry out upper and lower circulation activity to the inside grain of stoving case subassembly 8, guarantee the stoving effect, and simultaneously, under movable assembly 9 and spacing subassembly 11's cooperation, the grain of the inside lower extreme of stoving case subassembly 8 is carried the top and is scattered, the in-process hot-blast that scatters can be abundant is dried grain, the stoving effect has been guaranteed, the dust that also can make in the grain mix with is blown by hot-blast simultaneously, thereby discharge together with the moisture, reach better cleanliness.

As shown in fig. 7, the drying box assembly 8 includes a drying box 81, an air duct 82 distributed annularly is fixedly mounted at the lower end of the surface of the drying box 81, the outer end of the drying box 81 is fixedly connected with the hot air dryer 7, one end of the air duct 82 located outside the drying box 81 is connected with an air duct in the hot air dryer 7, one end of the air duct 82 located inside the drying box 81 is fixedly mounted with a filter screen, the middle part of the air duct 82 is fixedly mounted with a first one-way valve, and the air duct 82 is inclined; as the drying place of the drying box assembly 8, the air pipe 82 can limit grains, the grains cannot enter the air pipe 82, meanwhile, the first check valve arranged inside the air pipe 82 can prevent dust from entering, the inclined air pipe 82 can facilitate drying of the grains, and the using effect is improved.

As shown in fig. 8, the movable assembly 9 includes a motor 91, a spiral sheet 92 is fixedly installed on the surface of an output shaft of the motor 91, the motor 91 is fixedly connected with the top of the drying box 81 in the drying box assembly 8, the spiral sheet 92 is spiral, the bottom of the spiral sheet 92 contacts with the bottom end of the inner cavity of the drying box 81, and the top of the spiral sheet 92 is located above the limiting assembly 11 and below the top of the inner cavity of the drying box 81 in the drying box assembly 8; the motor 91 through setting up drives the flight 92 and rotates to carry the upper end to the grain of the inside lower extreme of stoving case subassembly 8 and circulate under spacing subassembly 11's cooperation, strengthened the stoving effect, can further improve the homogeneity of drying to the mode that grain scatters from the top simultaneously.

As shown in fig. 8, the limiting assembly 11 includes a limiting ring 111, a fixing block 112 is fixedly installed at an equal angle on the outer side of the bottom of the limiting ring 111, an opening for grain to enter is formed in the bottom of the limiting ring 111, the outer side of the fixing block 112 is fixedly connected with the drying box 81 in the drying box assembly 8, and the bottom of the limiting ring 111 is coplanar with the bottom surface of the inner cavity of the drying box 81 in the drying box assembly 8; can carry on spacingly to the flight 92 in the movable assembly 9 through the spacing subassembly 11 that sets up, guarantee that the rotation of flight 92 can be smooth carry the top to grain, and the entering of grain can be made things convenient for to the opening of spacing ring 111 bottom, guarantees the rationality of structure, and the fixed block 112 of setting can be fixed and spacing to spacing ring 111.

As shown in fig. 9, the discharging assembly 12 includes a connecting seat 121, a telescopic rod 122 is fixedly mounted on one side of the connecting seat 121, a baffle 123 is fixedly mounted on one side of the telescopic rod 122, the baffle 123 is movably sleeved with the connecting seat 121, the baffle 123 is located at the upper end inside the connecting seat 121, and the connecting seat 121 is fixedly connected with the bottom of the drying box 81 in the drying box assembly 8; shelter from through the opening of baffle 123 stoving case 81 bottoms in to stoving case subassembly 8, can prevent dropping of grain when drying, can drive baffle 123 through starting telescopic link 122 and remove after the stoving is accomplished simultaneously, make grain can discharge through connecting seat 121, and the cross-section can not cause the delay of grain for the stoving case subassembly 8 of rhombus simultaneously, guarantees to arrange the abundant of material.

As shown in fig. 8, a second check valve is provided inside the moisture exhaust pipe 10, and moisture inside the drying box assembly 8 can be exhausted outside through the moisture exhaust pipe 10; the second check valve through setting up can prevent outside gaseous entering, only can supply the inside moisture of stoving case subassembly 8 and dust to discharge, guarantees the rationality and the stability of structure.

The working principle and the using process are as follows:

when quantitatively shifting grain, starting the lifter 2 to lift the grain from the inside of the lifting pit 1 to the inside of the temporary storage box 3, enabling the grain to enter the inside of the grain conveying pipe 4 and finally enter the inside of the drying box component 8 under the action of gravity, starting the motor 91 in the synchronous movable component 9 to drive the spiral piece 92 to rotate and lift the grain below the inside of the drying box 81 under the coordination of the limiting component 11, and enabling the lifted grain to scatter to the top of the grain from the top of the limiting component 11, wherein the grain is uniformly distributed in the drying box 81 in the process, so that when the approach switch 52 in the measuring component 5 detects that the grain amount reaches a certain degree, the lifting of the lifter 2 is closed, the first valve 42 in the grain conveying pipe 4 is closed, and grain shifting is finished;

when carrying out the stoving of grain, start hot-air dryer 7 and produce hot-blast tuber pipe 82 through in the stoving case subassembly 8 and dry to grain, because tuber pipe 82 is the slope form, consequently can blow moisture and dust to the inside top of stoving case subassembly 8, thereby discharge through hydrofuge pipe 10, and motor 91 among the movable assembly 9 drives flight 92 and rotates, promote the grain of the inside below of stoving case subassembly 8 under spacing subassembly 11's cooperation, and spill back the top of the inside grain of stoving case subassembly 8 through spacing subassembly 11's top, produce the suspension at unrestrained in-process grain, it is effectual to dry, simultaneously grain in the stoving case subassembly 8 is circulating from top to bottom incessantly, guarantee the homogeneity of drying.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A quantitative conveying structure comprises a lifting pit (1) and a lifting machine (2), wherein the lifting pit (1) is positioned below the ground, the lifting machine (2) is vertically positioned in the middle of the top of the lifting pit (1), and the quantitative conveying structure is characterized in that: the elevator pit (1) is kept away from in lifting machine (2) one end fixed intercommunication has temporary storage box (3), one side fixed mounting that lifting machine (2) were kept away from in temporary storage box (3) has grain conveying pipe (4), the bottom fixed mounting of grain conveying pipe (4) has measuring subassembly (5), the outside fixed mounting of temporary storage box (3) has protecting sheathing (6).

2. A quantitative conveying structure according to claim 1, characterized in that: the temporary storage box (3) comprises a box body (31), a cavity (32) is formed in the box body (31), the box body (31) is fixedly connected with the protective shell (6), and the cavity (32) is connected with the grain conveying pipe (4) and the elevator (2).

3. A metered dose delivery structure as recited in claim 1, wherein: the grain conveying pipe (4) comprises a pipe body (41), a first valve (42) is fixedly mounted at the lower end inside the pipe body (41), and the pipe body (41) is fixedly connected with the pipe body (41) in the temporary storage box (3).

4. A metered dose delivery structure as recited in claim 1, wherein: the measuring component (5) comprises a connecting block (51), a proximity switch (52) is fixedly mounted at the bottom of the connecting block (51), the upper end of the connecting block (51) is fixedly connected with the grain conveying pipe (4), and the detection direction of the proximity switch (52) is downward detection.

5. The utility model provides a grain drying-machine, includes protecting sheathing (6) and defeated grain pipe (4), its characterized in that: the middle part fixed mounting of protecting sheathing (6) has hot-air dryer (7), the middle part fixed mounting of hot-air dryer (7) has stoving case subassembly (8), the top fixed mounting of stoving case subassembly (8) has movable subassembly (9), the inside bottom fixed mounting of stoving case subassembly (8) has spacing subassembly (11), the upper end fixed mounting of stoving case subassembly (8) has wet pipe of row (10), the bottom fixed mounting of stoving case subassembly (8) has row material subassembly (12), arrange wet pipe (10) and protecting sheathing (6) fixed connection, activity subassembly (9) and protecting sheathing (6) fixed connection.

6. The grain dryer of claim 5, wherein: stoving case subassembly (8) are including stoving case (81), the lower extreme fixed mounting on the surface of stoving case (81) has tuber pipe (82) that the annular distributes, the outer end and hot-air drying machine (7) fixed connection of stoving case (81), the wind channel that one end that tuber pipe (82) are located the stoving case (81) outside is connected with hot-air drying machine (7), the one end fixed mounting that tuber pipe (82) are located stoving case (81) inboard has the filter screen, the middle part fixed mounting of tuber pipe (82) has a check valve, tuber pipe (82) are the slope form.

7. The grain dryer of claim 5, wherein: the movable assembly (9) comprises a motor (91), a spiral piece (92) is fixedly mounted on the surface of an output shaft of the motor (91), the motor (91) is fixedly connected with the top of a drying box (81) in the drying box assembly (8), the spiral piece (92) is spiral in shape, the bottom of the spiral piece (92) is in contact with the bottom end of the inner cavity of the drying box (81), and the top of the spiral piece (92) is located above the limiting assembly (11) and below the top of the inner cavity of the drying box (81) in the drying box assembly (8).

8. The grain dryer of claim 5, wherein: spacing subassembly (11) are including spacing ring (111), angle fixed mounting such as the outside annular of spacing ring (111) bottom has fixed block (112), the bottom of spacing ring (111) is provided with the opening that can supply the grain to get into, the outside of fixed block (112) and stoving case (81) fixed connection in stoving case subassembly (8), the bottom of spacing ring (111) and the bottom surface coplane of stoving case (81) inner chamber in stoving case subassembly (8).

9. The grain dryer of claim 5, wherein: the discharging assembly (12) comprises a connecting seat (121), an expansion rod (122) is fixedly mounted on one side of the connecting seat (121), a baffle (123) is fixedly mounted on one side of the expansion rod (122), the baffle (123) is movably sleeved with the connecting seat (121), the baffle (123) is located at the upper end of the inside of the connecting seat (121), and the connecting seat (121) is fixedly connected with the bottom of a drying box (81) in the drying box assembly (8).

10. The grain dryer of claim 5, wherein: the inside of hydrofuge pipe (10) is provided with the second check valve, the inside moisture of stoving case subassembly (8) can outwards be discharged through hydrofuge pipe (10).