A grain storage device

CN224767398UActive Publication Date: 2026-09-18林文安
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Patent Information

Application Number
CN202522115217.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-30
Publication Date
2026-09-18
Estimated Expiration
2035-09-30

AI Technical Summary

Technical Problem

该取粮方式受限于粮物储放装置的上部开口和人手伸入操作,取粮极为不便

Benefits of technology

本实用新型的一种粮物储放装置,其箱体装置的第一进口,可以供粮物放置到箱体装置的内腔中,其中,粮物有如米、豆等;箱体装置的第一出口,能将内腔中的粮物给漏出到外部,供人们取粮;其中,基座设有第一通口,第一通口能连通外部;驱动调节机构可调节地设置在基座上;箱体装置设置好在所述基座上后,箱体装置的第一出口对应第一通口的位置设置;驱动调节机构包括驱动件、弹性件和遮挡件,人们通过驱动该驱动件,使得驱动件带动遮挡件动作,适时地,遮挡件不再遮挡在第一出口的下方,则箱体装置中的粮物通过第一出口,漏向第一通口,经由第一通口,漏到粮物储放装置的外部,供人们取粮;当人们不再施压该驱动件时,驱动件在弹性件的帮助下,自动复位;驱动件复位,带动遮挡件复位,则适时地,遮挡件又恢复回初始状态,遮挡在第一出口的下方位置,箱体装置内的粮物受到遮挡件的阻挡,则不会再漏出到粮物储放装置的外部。

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Abstract

This utility model discloses a grain storage device, including a box body, a drive adjustment mechanism, and a base. The box body has a first inlet for feeding grain into its inner cavity and a first outlet for feeding grain out. The base has a first opening. The drive adjustment mechanism is adjustablely mounted on the base. The box body is mounted on the base, and after mounting, the first outlet corresponds to the position of the first opening. The drive adjustment mechanism includes a drive component, an elastic component, and a blocking component. The drive component is rotatably mounted on the base, and the elastic component is connected to both the drive component and the base, serving to reset the drive component. The blocking component is drively connected to the drive component and is rotatably mounted on the base, serving to prevent grain from leaking out of the first outlet when appropriate. By adjusting the drive adjustment mechanism, this utility model allows grain to leak out of the box body when appropriate, facilitating grain retrieval.
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Description

Technical Field

[0001] This utility model belongs to the technical field of grain storage devices, and specifically relates to a grain storage device. Background Technology

[0002] Grain storage devices are commonly used in daily life to store grains such as rice, mung beans, and soybeans. When storing grain, people typically fill the storage device with the grain. To retrieve the grain, they usually insert a cup into the device's inner cavity and scoop out the appropriate amount. This method is inconvenient due to the opening at the top of the device and the need for manual insertion.

[0003] Currently, it is necessary to develop a new type of grain storage device that allows grain to leak out of the container at appropriate times by adjusting the drive mechanism, making it convenient for people to retrieve the grain. Utility Model Content

[0004] To address the aforementioned problems in the prior art, this utility model provides a grain storage device with an easy-to-operate drive adjustment mechanism. By adjusting this drive adjustment mechanism, the grain can be released from the container at appropriate times, making it convenient for people to retrieve the grain.

[0005] The present invention adopts the following technical solution: A grain storage device includes a housing, a drive adjustment mechanism, and a base. The housing has a first inlet for grain to enter its inner cavity and a first outlet for grain to leak out. The base has a first opening. The drive adjustment mechanism is adjustablely mounted on the base. The housing is mounted on the base, and the first outlet corresponds to the first opening. The drive adjustment mechanism includes a drive member, an elastic member, and a blocking member. The drive member is rotatably mounted on the base, and the elastic member is connected to both the drive member and the base, and is used to reset the drive member. The blocking member is driven by the drive member and is rotatably mounted on the base. The drive member drives the blocking member to move, and the blocking member is used to prevent grain from leaking out of the first outlet.

[0006] Furthermore, the drive adjustment mechanism also includes a fixed seat; the fixed seat is mounted on the base and covers the shielding member; the fixed seat is provided with a second opening adapted to the first outlet, the second opening being used for the passage of grain; the shielding member is used to block the second opening when appropriate.

[0007] Furthermore, the driving component has a first rotating shaft and a first gear; The elastic element is a torsion spring, which is sleeved on the first rotating shaft, with one end of the torsion spring connected to the driving element and the other end connected to the base. The driving component is rotatably mounted on the base via the first rotating shaft; The shielding member has a second rotating shaft and a second gear. The shielding member is rotatably mounted on the base via the second rotating shaft, and the shielding member is connected to the first gear via the second gear.

[0008] Furthermore, the container device includes a main body and a lid; the main body has an inner cavity for storing grain; the main body has a first outlet; the lid is used to cover the main body; the lid has a first inlet.

[0009] Furthermore, the main body box is provided with a first connecting part, and the base is provided with a second connecting part, the second connecting part being used to connect with the first connecting part; through the first connecting part and the second connecting part, the main body box and the base can be detachably connected.

[0010] Furthermore, the base is also provided with a first opening, which is used to facilitate people to disconnect the second connecting part from the first connecting part.

[0011] Furthermore, the housing device also includes a cover plate; the cover plate is adjustablely disposed below or above the lid; the cover plate is used to cover the first inlet when appropriate.

[0012] Furthermore, the cover is provided with a first locking part, and the cover plate is provided with a second locking part; the second locking part is connected to the first locking part in a timely manner.

[0013] Furthermore, the cover is provided with a limiting part; the limiting part is used to limit the cover plate.

[0014] Furthermore, a grain storage device also includes a cup; the base is provided with a first groove for placing the cup; the first opening communicates with the first groove; the cup is used to receive grain coming out from the first outlet.

[0015] Compared with the prior art, the beneficial effects of this utility model are as follows: This utility model discloses a grain storage device. The first inlet of the housing allows grain, such as rice or beans, to be placed into the inner cavity of the housing. The first outlet allows the grain to be discharged to the outside for retrieval. A first opening is provided on the base, connecting to the outside. A drive adjustment mechanism is adjustablely mounted on the base. After the housing is installed on the base, the first outlet corresponds to the position of the first opening. The drive adjustment mechanism includes a drive component, an elastic component, and a blocking component. Users can activate the drive mechanism. The mechanism causes the driving component to activate the blocking component. When the blocking component is in place, it stops blocking the area below the first outlet, allowing the grain in the container to leak through the first outlet to the first opening, and then through the first opening to the outside of the grain storage device for people to retrieve. When people stop applying pressure to the driving component, it automatically resets with the help of the elastic component. The reset of the driving component causes the blocking component to reset as well, and when the time is right, the blocking component returns to its initial state, blocking the area below the first outlet. The grain in the container is blocked by the blocking component and will no longer leak to the outside of the grain storage device.

[0016] This utility model discloses a grain storage device, which is equipped with an easy-to-operate drive adjustment mechanism. By adjusting the drive adjustment mechanism, the grain can be released from the box device at appropriate times, making it convenient for people to retrieve the grain. Attached Figure Description

[0017] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments: Figure 1 This is a three-dimensional schematic diagram of a grain storage device according to the present invention; Figure 2 This is an exploded view of a grain storage device according to this utility model; Figure 3 This is a three-dimensional schematic diagram of the drive adjustment mechanism from a first-person perspective; Figure 4 This is a three-dimensional schematic diagram of the drive adjustment mechanism from a second perspective; Figure 5 This is a diagram showing the connection relationships of the driving component, elastic component, and shielding component from a first-person perspective. Figure 6 This is a diagram showing the connection relationships of the driving component, elastic component, and shielding component from a second-view perspective. Figure 7 This is a three-dimensional schematic diagram of the fixed base from a first-person perspective; Figure 8 This is a three-dimensional schematic diagram of the fixed base from a second perspective; Figure 9 It is a 3D schematic diagram of the driving component; Figure 10 This is a three-dimensional schematic diagram of the shielding component; Figure 11 This is a three-dimensional schematic diagram of the base from a first-person perspective; Figure 12 yes Figure 11 A magnified view of the area at point D; Figure 13 It is a magnified view of the connecting block and the column; Figure 14 This is a three-dimensional schematic diagram of the drive adjustment mechanism mounted on the base; Figure 15 yes Figure 14 A magnified view of the area at point E; Figure 16 This is a three-dimensional schematic diagram of the base from a second perspective; Figure 17 This is a three-dimensional diagram of the cup from a first-person perspective; Figure 18 This is a two-dimensional diagram of the cup from a second perspective; Figure 19 This is a schematic diagram of the stereo box from a first-person perspective; Figure 20 This is a schematic diagram of the second perspective of the stereo box; Figure 21 This is a schematic diagram showing the structure above the lid; Figure 22 This is a schematic diagram showing the bottom structure of the lid; Figure 23 yes Figure 22 A magnified view of the area at point F; Figure 24 This is a schematic diagram of the cover plate; Figure 25 This is a magnified view of the cover plate at point H; Figure 26 This is a longitudinal sectional view of a grain storage device according to this utility model; Figure 27 yes Figure 26 A magnified view of the area at point K.

[0018] Figure label: 1-Box assembly; 11-Main box; 111-Inner cavity; 112-First outlet; 113-Top; 114-First connecting part; 115-Funnel-shaped bottom; 12-Lid; 121-First inlet; 122-Lid groove; 123-Guide strip; A-Length direction; 124-First locking part; 125-Limiting part; F-Third enlarged view number; 13-Lid plate; 131-Second locking part; 132-Second groove; B-Pulling direction backward; C-Pulling direction forward to close the cover plate; G-Indication of cover plate installation position; H-Fourth enlarged view number; K-Fifth enlarged view number; 2-Drive adjustment mechanism; 21-Drive component; 211-First rotating shaft; 212-First gear; 213-Connecting plate; 22-Elastic component; 221-One end; 222-The other end; 23-Blocking component; 231-Second rotating shaft; 232-Second gear; 233-Blocking body; 24-Fixed seat; 241-Second through-hole; 242-Second arc hole; 243-Fourth arc hole; 244-Fixed connection part; 3-Base; 31-First opening; 32-First arc hole; 33-Third arc hole; 34-Abutting block; 35-Post; 36-First opening; 37-Second opening; 38-Second connecting part; 39-First groove; D-First enlarged view number; E-Second enlarged view number; 4-Cup. Detailed Implementation

[0019] The following will provide a clear and complete description of the concept, specific structure, and technical effects of this utility model in conjunction with the embodiments and accompanying drawings, so as to fully understand the purpose, solution, and effects of this utility model. It should be noted that, unless otherwise specified, the embodiments and features described in this application can be combined with each other. The same reference numerals used throughout the drawings indicate the same or similar parts.

[0020] It should be noted that, unless otherwise specified, when a feature is referred to as "fixed" or "connected" to another feature, it can be directly fixed or connected to the other feature, or it can be indirectly fixed or connected to the other feature. Furthermore, the descriptions of "upper," "lower," "left," and "right" used in this utility model are only relative to the relative positional relationships of the various components of this utility model in the accompanying drawings.

[0021] Reference Figures 1 to 27A grain storage device includes a housing 1, a drive and adjustment mechanism 2, and a base 3. The housing 1 has a first inlet 121 for feeding grain into its inner cavity 111. The housing 1 also has a first outlet 112 for feeding grain out of the housing 1. The base 3 has a first opening 31 that connects to the outside or to a first groove 39. The drive and adjustment mechanism 2 is adjustablely mounted on the base 3. The housing 1 is mounted on the base 3, and after mounting, the first outlet 112 is positioned corresponding to the first opening 31. The position is such that the first outlet 112 is directly above the first opening 31; the drive adjustment mechanism 2 includes a drive member 21, an elastic member 22, and a blocking member 23; the drive member 21 is rotatably mounted on the base 3, the elastic member 22 is connected to the drive member 21 and the base 3 respectively, and the elastic member 22 is used to reset the drive member 21; the blocking member 23 is drivenly connected to the drive member 21, and the blocking member 23 is rotatably mounted on the base 3, and the drive member 21 is used to drive the blocking member 23 to move; the blocking member 23 is used to block the grain from leaking out of the first outlet 112 in a timely manner.

[0022] Reference Figures 1 to 27 In one embodiment, the drive adjustment mechanism 2 further includes a fixed base 24; the fixed base 24 is mounted on the base 3 and covers the blocking member 23; the fixed base 24 is provided with a second opening 241 adapted to the first outlet 112, the second opening 241 being used for the passage of grain; the blocking member 23 is used to block the second opening 241 when appropriate. Wherein, after the fixed base 24 is installed on the base 3, the second opening 241 is connected upwards to the first outlet 112, and the second opening 241 faces downwards towards the first opening 31.

[0023] Reference Figures 1 to 27 In one embodiment, the drive member 21 has a first rotating shaft 211 and a first gear 212; The elastic element 22 is a torsion spring, which is sleeved on the first rotating shaft 211. One end 221 of the torsion spring is connected to the driving element 21 (e.g., abutting), and the other end 222 is connected to the base 3. The torsion spring is used to help the driving element 21 reset. The driving component 21 is rotatably mounted on the base 3 via the first rotating shaft 211; The shielding member 23 has a second rotating shaft 231 and a second gear 232. The shielding member 23 is rotatably mounted on the base 3 via the second rotating shaft 231, and the shielding member 23 is connected to the first gear 212 via the second gear 232.

[0024] Reference Figures 1 to 27 In one embodiment, the base 3 is provided with a first arc hole 32 for rotatably connecting the first rotating shaft 211; the fixed seat 24 is provided with a second arc hole 242 for rotatably connecting the first rotating shaft 211; after the fixed seat 24 is installed on the base 3, the first arc hole 32 and the second arc hole 242 are combined to form a first circular hole, and the first rotating shaft 211 is rotatably connected to the first circular hole.

[0025] The base 3 is provided with a third arc hole 33 for rotatably connecting the second rotating shaft 231; the fixed seat 24 is provided with a fourth arc hole 243 for rotatably connecting the second rotating shaft 231; after the fixed seat 24 is installed on the base 3, the third arc hole 33 and the fourth arc hole 243 are combined to form a second complete circular hole, and the second rotating shaft 231 is rotatably connected to the second complete circular hole.

[0026] The base 3 is provided with an abutment block 34. After the drive member 21 with the torsion spring is installed on the base 3, the other end 222 of the torsion spring is connected to the abutment block 34 (such as abutting against one vertical side of the abutment block 34).

[0027] The fixed base 24 is provided with a fixed connection part 244, and the base 3 is provided with a column 35; the fixed connection part 244 is connected to the column 35 by fasteners (such as screws). The drive adjustment mechanism 2 of this utility model is simple to assemble with the base 3 and easy to install.

[0028] Reference Figure 4 In one embodiment, the rotation axis of the first gear 212 is coaxial with the central axis of the first rotation shaft 211; the rotation axis of the second gear 232 is coaxial with the central axis of the second rotation shaft 231; preferably, (in space or in the same plane) the central axis of the first rotation shaft 211 and the central axis of the second rotation shaft 231 are perpendicular to each other, and the first gear 212 and the second gear 232 are meshed together.

[0029] Reference Figures 1 to 27 In one embodiment, the shielding member 23 has a shielding body 233, which is used to prevent grain from leaking out of the first outlet 112 or to prevent grain from passing through the second opening 241. The shielding body 233 has a second rotating shaft 231 at both ends, and one end of the second rotating shaft 231 is provided with a second gear 232.

[0030] Reference Figures 1 to 27In one embodiment, the driving member 21 further includes a connecting plate 213. After the driving member 21 is mounted on the base 3, the connecting plate 213 passes through the second opening 37 of the base 3 (the connecting plate 213 is exposed). The connecting plate 213 is used for pressing. When a person presses the connecting plate 213, the driving member 21 rotates around the first rotating axis 211, thereby driving the blocking member 23 to rotate around the second rotating axis 231. Once the blocking member 23 rotates, the first outlet 112 can be connected to the first passage 31, thereby allowing the grain in the inner cavity 111 of the box device 1 to fall outside for people to take. When the person stops pressing the connecting plate 213, the driving member 21 rotates back to its original position with the help of the torsion spring. At the same time as the driving member 21 rotates back to its original position, it also drives the blocking member 23 to reset. After the blocking member 23 resets, it restores the effect of preventing grain from leaking out of the first outlet 112 or the effect of preventing grain from passing through the second passage 241.

[0031] Reference Figures 1 to 27 In one embodiment, the box device 1 includes a main box 11 and a lid 12; the main box 11 is provided with an inner cavity 111 for storing grains (not limited to storing rice, beans and other grains); the main box 11 is provided with a first outlet 112; the lid 12 is used to cover the main box 11; the lid 12 is provided with a first inlet 121.

[0032] Reference Figure 1 , Figure 2 , Figure 19 , Figure 20 and Figure 26 In one embodiment, the bottom of the main body box 11 is a funnel-shaped bottom 115, and the first outlet 112 is located at a low position of the funnel-shaped bottom 115. The funnel-shaped bottom 115 facilitates the movement of the grain in the inner cavity 111 to the first outlet 112.

[0033] Reference Figures 1 to 27 In one embodiment, the cover 12 is detachably connected to the main body box 11. Preferably, the cover 12 is provided with a cover groove 122, and the top 113 of the main body box 11 is used to engage with the cover groove 122. During installation, the cover 12 is fitted onto the main body box 11 and then pressed tightly to complete the installation.

[0034] Reference Figures 1 to 27In one embodiment, the main body box 11 is provided with a first connecting portion 114, and the base 3 is provided with a second connecting portion 38, the second connecting portion 38 being used to connect with the first connecting portion 114; the main body box 11 and the base 3 are detachably connected through the first connecting portion 114 and the second connecting portion 38. If the first connecting portion 114 is a recess, then the second connecting portion 38 is a convex portion; if the first connecting portion 114 is a convex portion, then the second connecting portion 38 is a recess; in this embodiment, the first connecting portion 114 is a recess, and the second connecting portion 38 is a convex portion (there are two second connecting portions 38 on the base 3). Figures 11 to 15 Only one second connecting part 38 on the front side of the base is shown; the second connecting part 38 on the rear side is not shown. Similarly, the main body box 11 has two first connecting parts 114. Figure 19 and Figure 20 Only one first connecting part 114 on the rear side of the main body box is shown; the first connecting part 114 on the front side is not shown.

[0035] Reference Figures 1 to 27 In one embodiment, the base 3 is further provided with a first opening 36, which facilitates the disconnection of the second connecting part 38 from the first connecting part 114. When the main body box 11 is installed with the base 3, the first connecting part 114 and the second connecting part 38 are snapped together. At this time, separating the main body box 11 and the base 3 is not particularly easy. However, with the first opening 36 designed in this invention, separating the main body box 11 and the base 3 becomes very simple. Through the first opening 36, people can put their hands inside the base 3 and then push open the connection between the second connecting part 38 and the first connecting part 114 to separate the main body box 11 and the base 3.

[0036] Reference Figures 1 to 27 In one embodiment, the housing device 1 further includes a cover plate 13; the cover plate 13 is adjustablely disposed below or above the cover 12 (above: not shown in the figure); the cover plate 13 is used to cover the first inlet 121 when appropriate.

[0037] Reference Figures 1 to 27 In one embodiment, the cover 12 is provided with a guide strip 123, and the cover plate 13 is movably disposed on the guide strip 123 (in conjunction with...). Figure 23 (G in the text refers to the position of the cover plate), which can move along the length direction A of the guide bar 123.

[0038] Reference Figures 1 to 27In one embodiment, the cover 12 is provided with a first locking portion 124, and the cover plate 13 is provided with a second locking portion 131; the second locking portion 131 connects with the first locking portion 124 as appropriate. In this embodiment, the first locking portion 124 is an arc-shaped convex portion, and the second locking portion 131 is an arc-shaped concave portion. An arc-shaped convex portion refers to a convex portion whose cross-section is an arc shape; an arc-shaped concave portion refers to a concave portion whose cross-section is an arc shape. When the cover plate 13 covers the first inlet 121, the second locking portion 131 of the cover plate 13 is precisely engaged with the first locking portion 124 of the cover 12. At this time, the first locking portion 124 on the cover 12 facilitates the tight closing of the cover plate 13 (i.e., with the engagement of the second locking portion 131 and the first locking portion 124, the cover plate 13 will not easily move, causing the first inlet 121 to open).

[0039] Reference Figures 1 to 27 In one embodiment, the cover 12 is provided with a limiting portion 125; the limiting portion 125 is used to limit the cover plate 13. Preferably, the limiting portion 125 is a strip-shaped limiting portion.

[0040] Reference Figures 1 to 27 In one embodiment, the cover plate 13 is provided with a second groove 132. When adjusting the cover plate 13, people can first place their fingers in the second groove 132 and then apply force to the cover plate 13 to make it move. The second groove 132 makes it convenient for people to adjust the cover plate 13 along the length direction A of the guide strip 123. The limiting part 125 can limit the cover plate 13 at a set position, which can prevent the cover plate 13 from detaching from the guide strip 123 and also prevent the cover plate 13 from being completely hidden under the cover 12 after being pulled backward. If the cover plate 13 is completely hidden under the cover 12 after being pulled backward, it is inconvenient for people to close the cover plate 13 forward again. The direction of pulling backward is described in [reference needed]. Figure 26 As shown in B, refer to the direction for closing the cover forward. Figure 26 As shown in C.

[0041] Reference Figures 1 to 27 In one embodiment, a grain storage device further includes a cup 4; the base 3 is provided with a first groove 39 for placing the cup 4; the first opening 31 communicates with the first groove 39; the cup 4 is placed in the first groove 39 to receive grain coming out from the first outlet 112.

[0042] Reference Figure 1 , Figure 2 , Figure 17 , Figure 18 and Figure 26In one embodiment, the cup 4 is provided with volume graduations, and next to the volume graduations are volume markings, such as 100ml, 200ml, 300ml, and 400ml. Preferably, the cup 4 is also provided with weight markings, such as 100g, 200g, and 300g. In this case, the cup 4 is used as a measuring cup, which makes it convenient for people to judge the amount of food in the cup (e.g., to judge the amount of rice in the cup).

[0043] In one embodiment, if the cup 4 has too much food (such as rice), people can open the lid 13 and pour some of the food (such as rice) back through the first inlet 121.

[0044] Other aspects of the grain storage device described in this utility model are found in the prior art and will not be repeated here.

[0045] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Therefore, any modifications, equivalent changes, and alterations made to the above embodiments based on the technical essence of the present utility model without departing from the technical solution of the present utility model shall still fall within the scope of the technical solution of the present utility model.

Claims

1. A grain storage device, characterized by The device includes a housing, a drive adjustment mechanism, and a base. The housing has a first inlet for feeding grain into its interior and a first outlet for feeding grain out. The base has a first opening. The drive adjustment mechanism is adjustablely mounted on the base. The housing is mounted on the base, and once mounted, the first outlet corresponds to the position of the first opening. The drive adjustment mechanism includes a drive member, an elastic member, and a blocking member. The drive member is rotatably mounted on the base, and the elastic member is connected to both the drive member and the base, and is used to reset the drive member. The blocking member is driven by the drive member and is rotatably mounted on the base. The drive member drives the blocking member to move, and the blocking member is used to prevent grain from leaking out of the first outlet.

2. The grain storage device of claim 1, wherein The drive adjustment mechanism further includes a fixed seat; the fixed seat is mounted on the base and covers the shielding member; the fixed seat is provided with a second opening adapted to the first outlet, the second opening being used for the passage of grain; the shielding member is used to block the second opening when appropriate.

3. The grain storage device of claim 1, wherein The driving component has a first rotating shaft and a first gear; The elastic element is a torsion spring, which is sleeved on the first rotating shaft, with one end of the torsion spring connected to the driving element and the other end connected to the base. The driving component is rotatably mounted on the base via the first rotating shaft; The shielding member has a second rotating shaft and a second gear. The shielding member is rotatably mounted on the base via the second rotating shaft, and the shielding member is connected to the first gear via the second gear.

4. The grain storage device of claim 1, wherein The container assembly includes a main body and a lid; the main body has an inner cavity for storing grain; the main body has a first outlet; the lid is used to cover the main body; the lid has a first inlet.

5. A grain storage device as claimed in claim 4, wherein The main body box is provided with a first connecting part, and the base is provided with a second connecting part. The second connecting part is used to connect with the first connecting part; the main body box and the base can be detachably connected through the first connecting part and the second connecting part.

6. A grain storage device as claimed in claim 5, wherein The base is also provided with a first opening, which is used to facilitate people to disconnect the second connecting part from the first connecting part.

7. The grain storage device of claim 4, wherein The housing assembly also includes a cover plate; the cover plate is adjustablely disposed below or above the lid; the cover plate is used to cover the first inlet when necessary.

8. A grain storage device as claimed in claim 7, wherein The cover is provided with a first locking part, and the cover plate is provided with a second locking part; the second locking part is connected to the first locking part in a timely manner.

9. The grain storage device of claim 7, wherein, The cover is provided with a limiting part; the limiting part is used to limit the cover plate.

10. A grain storage device according to any one of claims 1 to 9, characterized in that, It also includes a cup; the base is provided with a first groove for placing the cup; the first opening communicates with the first groove; the cup is used to receive grain coming out from the first outlet.