Cereal buffering tower

Abstract

The utility model relates to the technical field of grain drying equipment, in particular to a grain buffering tower which comprises a tower body, a feeding port is formed in the top of the tower body, a discharging port is formed in the bottom of the tower body, the tower body is provided with a ventilation section, ventilation holes are formed in the tower body of the ventilation section, and the ventilation holes are formed in a first side wall and a second side wall which are parallel to each other of the tower body respectively. The ventilation holes are formed in rows, the multiple rows of ventilation holes in the first side wall and the multiple rows of ventilation holes in the second side wall are formed in a crossed mode, the ventilation holes in the first side wall and the ventilation holes in the second side wall are fixedly connected with shielding plates respectively, each shielding plate is of an inverted-V-shaped structure, and every two adjacent rows of shielding plates are arranged in a staggered mode in the vertical direction. The grain drying tower is used for receiving grains dried by a drying machine, the grains are gradually cooled in the tower body, and particularly, the grains are ventilated and cooled in the ventilation section, so that the temperature of the grains can be quickly reduced to reach the required temperature, and subsequent warehousing and storage are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of grain drying equipment, and specifically relates to a grain slow cooling tower. BACKGROUND

[0002] After the grain and other grain products are treated by the hot air drying of the drying machine, the temperature is relatively high, and the dried grain cannot be directly stored in the granary, and needs to be treated by slow cooling. Specifically, the grain in a hot state is stacked to make the heat of the grain gradually spread outward, and the spreading process at this time is called a slow cooling process. After the slow cooling of the grain, the temperature is reduced, and the subsequent grain is facilitated to enter the granary.

[0003] In the prior art, some drying machines are provided with a slow cooling section, which causes the structure of the drying machine to be complex, the land occupation area to be large, and the slow cooling efficiency to be low. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem of overcoming the defects of the prior art and provides a grain slow cooling tower.

[0005] In order to solve the above technical problems, the utility model provides the following technical scheme:

[0006] A grain slow cooling tower, comprising a tower body, a feeding port is arranged at the top of the tower body, a discharging port is arranged at the bottom of the tower body, the tower body is provided with a ventilation section, ventilation holes are formed in the tower body of the ventilation section, the ventilation holes are respectively formed in the first side wall and the second side wall of the tower body which are parallel to each other, the ventilation holes are arranged in rows, the ventilation holes in the rows on the first side wall and the ventilation holes in the rows on the second side wall are arranged in a staggered manner, the ventilation holes on the first side wall and the second side wall are fixedly connected with shielding plates, the shielding plates have an inverted V-shaped structure, and the adjacent two rows of shielding plates are arranged in a staggered manner in the vertical direction.

[0007] In the above structure, the ventilation holes and the shielding plates can leave a ventilation and heat dissipation space for the grain in the ventilation section of the tower body, so that the inside of the tower body can be in communication with the outside air, and the heat can be dissipated. In addition, the grain falls in an S-shaped and zigzag manner, and the whole is relatively loose, so that the heat can be easily dissipated.

[0008] In order to accelerate the ventilation efficiency, a wind guide cover is connected to the outside of the first side wall, one end of the wind guide cover is in communication with all the ventilation holes on the first side wall, the other end of the wind guide cover is connected with a wind guide pipe, the wind guide pipe is used to be connected with an external fan, so as to accelerate the air circulation and improve the heat dissipation efficiency. In addition, a dust removal device can be arranged between the wind guide pipe and the fan to remove impurities.

[0009] A plurality of louver plates are connected to the second side wall, each louver plate is arranged on the upper part of a row of ventilation holes, the louver plate has a shielding effect, and external rainwater is prevented from entering the ventilation holes.

[0010] The tower body is provided with a grid section arranged at the upper part of the ventilation section, and the interior of the grid section is provided with a horizontally arranged grid mesh structure.

[0011] The tower body is provided with a discharge section arranged at the lower part of the ventilation section, and the discharge section comprises a plurality of groups of discharge mechanisms arranged side by side on the same horizontal line. The discharge mechanism comprises two discharge roller shafts, a discharge plate and two guide plates. The outer surface of the discharge roller shaft is fixedly provided with a plurality of discharge sub-area plates uniformly distributed around the center. The two adjacent discharge sub-area plates are used to support the grains. The discharge roller shaft is connected to a driving mechanism, which drives the rotation of the discharge roller shaft, thereby rotating the grains supported between the adjacent discharge sub-area plates to the lower end for discharge. The upper part of the two discharge roller shafts is provided with a discharge plate in the form of an inverted V-shaped structure. The discharge plate is located at the upper part of the gap between the two discharge roller shafts and can block part of the structure of the two discharge roller shafts in the vertical direction. The two guide plates are respectively located at the upper part of the two discharge roller shafts in the vertical direction. The discharge plate and the two guide plates form a guide channel to guide the grains to the upper part of the discharge roller shaft, so that the grains fall between the discharge sub-area plates of the discharge roller shaft. When the discharge roller shaft rotates, it can drive the grains to the lower part, and the grains fall through the discharge port. In the above structure, the design of the discharge roller shaft can realize quantitative and uniform discharge. By controlling the rotation speed and rotation time of the discharge roller shaft, the discharge speed and discharge amount can be controlled.

[0012] The driving mechanism comprises a transmission sprocket. The central shafts of the two discharge roller shafts are respectively connected to the tower body in rotation, and one end of the central shaft penetrates the tower body and is fixedly connected to the transmission sprocket. The transmission sprocket is connected to a chain, and the chain is connected to a driving sprocket. The driving sprocket is connected to a driving motor.

[0013] The guide plates are arranged obliquely relative to the vertical direction. The guide plates are arranged in at least two stages, and the oblique directions of the adjacent two stages of guide plates are opposite. The two ends of the guide plates and the discharge plate are fixedly connected to the tower body.

[0014] The top feed inlet of the tower body is provided with a mounting plate. A material level detection mechanism is arranged on the mounting plate. The material level detection mechanism comprises a fixed rod fixedly connected to the mounting plate. The lower part of the fixed rod is fixedly connected to a fixed plate. A detection switch is arranged on the fixed plate. The fixed plate is rotationally connected to a baffle. The detection switch is arranged on the side of the fixed plate close to the baffle. A rebound structure is arranged between the baffle and the fixed plate.

[0015] In the structure, the fixed rod is fixedly connected to the lower part of the mounting plate, and is used for detecting whether the grain reaches the height where the material level detection mechanism is located; when the grain reaches the height where the material level detection mechanism is located, the grain gradually accumulates to press the baffle, the baffle rotates relative to the fixed plate and approaches the fixed plate until triggering the detection switch; the detection switch detects the baffle, and the detection switch is that the material level reaches the height where the mechanism is located; at this time, the detection switch sends a feedback signal to stop feeding.

[0016] The tower body is internally provided with a plurality of anti-rotation material level detectors, which are respectively arranged at different heights of the tower body and are used for detecting whether there is grain at different heights; the bottom discharge port of the tower body is in a conical structure, and a moisture tester is arranged in the discharge port and is used for detecting whether the humidity meets the standard.

[0017] The bottom of the tower body is provided with a support, and the support is used for supporting the tower body.

[0018] The beneficial effects achieved by the utility model are as follows:

[0019] The utility model is used for receiving the grain treated by the drying machine, the grain gradually cools in the tower body, especially in the ventilation section, and the temperature of the grain can be quickly reduced through ventilation cooling, so that the required temperature is reached, and subsequent storage in the warehouse is facilitated.

[0020] The discharging section of the utility model can realize quantitative and constant-speed discharging, so that uniform discharging is realized.

[0021] The utility model is independently arranged, has a small floor area, and can be flexibly placed and installed. DRAWINGS

[0022] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model. In the drawings:

[0023] Figure 1 is a structural schematic view of the utility model;

[0024] Figure 2 is a structural schematic view (explosion view) of the utility model;

[0025] Figure 3 is a structural schematic view of the top feed inlet of the tower body of the utility model;

[0026] Figure 4 is an explosion structural view of Figure 3 ;

[0027] Figure 5It is the structural schematic view of the tower body grating section of the utility model;

[0028] Figure 6 It is the structural schematic view of the tower body ventilation section of the utility model;

[0029] Figure 7 It is Figure 6 The explosion structure view of

[0030] Figure 8 It is the structural schematic view of the tower body discharging section of the utility model;

[0031] Figure 9 It is Figure 8 The explosion structure view of

[0032] Figure 10 It is the structural schematic view of the discharging roller shaft.

[0033] In the drawing: 1, tower body;11, feed inlet;111, mounting plate;12, grating section;121, grating net structure;13, ventilation section;131, ventilation hole;132, baffle;133, first side wall;134, second side wall;14, discharging section;141, driving motor;142, driving sprocket;143, transmission sprocket;144, guide plate;145, discharging roller shaft;1451, discharging partition plate;146, discharging plate;15, discharge outlet;2, support;3, wind scooper;4, air duct;5, protection plate;6, material level detection mechanism;61, fixed rod;62, fixed plate;63, baffle. DETAILED DESCRIPTION

[0034] The preferred embodiments of the utility model are described below in combination with the drawings, and it should be understood that the preferred embodiments described here are only used for illustrating and explaining the utility model, and are not used for limiting the utility model.

[0035] Embodiment:

[0036] As shown in Figure 1 , Figure 2 A grain recovery tower, comprising a tower body 1, a feed inlet 11 is arranged at the top of the tower body 1, a discharge outlet 15 is arranged at the bottom of the tower body 1, the tower body 1 is a hollow rectangular tower structure, and the tower body 1 is sequentially provided with a grating section 12, a ventilation section 13 and a discharging section 14 from top to bottom.

[0037] As shown in Figure 1 , Figure 2 , Figure 6 , Figure 7As shown, the tower body 1 is provided with a ventilation section 13, and the ventilation section 13 can be provided with multiple levels arranged in sequence from top to bottom. The tower body 1 of the ventilation section 13 is provided with ventilation holes 131, which are respectively provided on the first side wall 133 and the second side wall 134 parallel to the tower body 1. The ventilation holes 131 are arranged in rows, and the rows of ventilation holes 131 on the first side wall 133 and the second side wall 134 are arranged in a staggered manner to form a zigzag ventilation channel. The ventilation holes 131 on the first side wall 133 and the second side wall 134 are respectively fixedly connected with a baffle plate 132, which is a plate with an inverted V-shaped structure. Adjacent two rows of baffle plates 132 are arranged in a staggered manner in the vertical direction to provide an S-shaped curved flow channel for the falling grains. In the above structure, the ventilation holes 131 and the baffle plates 132 can leave a ventilation and heat dissipation space for the grains in the ventilation section 13 of the tower body 1, so that the inside of the tower body 1 can be in communication with the outside air to dissipate heat. In addition, the grains fall in an S-shaped zigzag manner, which is relatively loose as a whole, facilitating heat dissipation.

[0038] In order to accelerate the ventilation efficiency, a wind deflector 3 is connected to the outside of the first side wall 133. One end of the wind deflector 3 is in communication with all the ventilation holes 131 on the first side wall 133, and the other end of the wind deflector 3 is connected with a wind guide pipe 4. The wind guide pipe 4 is used to be connected with an external fan to accelerate air circulation, thereby improving the heat dissipation efficiency. In addition, a dust removal device can be arranged between the wind guide pipe 4 and the fan to remove impurities.

[0039] As shown in Figure 1 , Figure 2 , a plurality of louver plates are connected to the second side wall 134, and each louver plate is arranged on the upper part of a row of ventilation holes 131. The louver plate has a shielding and protecting effect.

[0040] As shown in Figure 1 , Figure 2 , Figure 5 , the tower body 1 is provided with a grid section 12, and the grid section 12 can be provided with multiple levels arranged in sequence from top to bottom. The grid section 12 is arranged at the upper part of the ventilation section 13 and the lower part of the feed inlet 11. The inside of the grid section 12 is provided with a grid mesh structure 121 arranged horizontally. The grid mesh structure 121 is selected to be a rectangular mesh structure with longitudinal and transverse intersections.

[0041] As shown in Figure 1 , Figure 2 , Figures 8-10As shown, the tower body 1 is provided with a discharging section 14 arranged at the lower part of the ventilation section 13 and at the upper part of the discharge port 15. The discharging section 14 comprises a plurality of groups of discharging mechanisms arranged side by side on the same horizontal line. Each group of the discharging mechanisms comprises two discharging rollers 145, a discharging plate 146 and two flow guide plates 144. The outer surface of the discharging roller 145 is fixedly provided with a plurality of discharging sub-area plates 1451 uniformly distributed around the center. The discharging sub-area plates 1451 are arranged along the radial direction of the discharging roller 145. The two adjacent discharging sub-area plates 1451 are arranged to receive grains therebetween. The discharging roller 145 is connected to a driving mechanism. The driving mechanism drives the discharging roller 145 to rotate, thereby rotating the grains received between the adjacent discharging sub-area plates 1451 to the lower end for discharging. The upper part of the two discharging rollers 145 is provided with the discharging plate 146. The discharging plate 146 is in the shape of an inverted V. The discharging plate 146 is arranged at the upper part of the gap between the two discharging rollers 145 and can shield part of the structure of the two discharging rollers 145 in the vertical direction. The two flow guide plates 144 are arranged at the upper part of the two discharging rollers 145 in the vertical direction, thereby ensuring that the grains fall on the receiving side of the discharging roller 145. The discharging plate 146 and the two flow guide plates 144 form a flow guide channel for guiding the grains to the upper receiving side of the discharging roller 145, so that the grains fall between the part of the discharging sub-area plates 1451 of the discharging roller 145. When the discharging roller 145 rotates, the grains can be carried to the lower part and fall through the discharge port 15. In the above structure, the design of the discharging roller 145 can realize quantitative and uniform discharging. The rotation speed and rotation time of the discharging roller 145 can be controlled to control the discharging speed and discharging amount.

[0042] Specifically, the driving mechanism comprises a transmission sprocket 143. The central shafts of the two discharging rollers 145 are respectively rotationally connected to the tower body 1. One end of the central shaft penetrates the tower body 1 and is fixedly connected to the transmission sprocket 143. The transmission sprocket 143 is connected to a chain (not shown in the figure). The chain is connected to a driving sprocket 142. The driving sprocket 142 is connected to a driving motor 141. The plurality of groups of discharging mechanisms are connected to the same chain. Figure 2 As shown, the outer part of the discharging section 14 is provided with a protective plate 5 for shielding and protecting the driving mechanism.

[0043] The flow guide plates 144 are arranged to be inclined relative to the vertical direction. The flow guide plates 144 are provided with at least two levels arranged in the up-down direction and connected to each other. The inclination directions of the adjacent two levels of the flow guide plates 144 are opposite. The two ends of the flow guide plates 144 and the discharging plate 146 are fixedly connected to the tower body 1.

[0044] As shown, Figures 1-4As shown, the top feed inlet 11 of the tower body 1 is provided with a mounting plate 111 fixedly arranged at the middle position of the feed inlet 11, and the mounting plate 111 is provided with a material level detection mechanism 6. The material level detection mechanism 6 comprises a fixed rod 61 fixedly connected with the mounting plate 111, a fixed plate 62 fixedly connected with the lower part of the fixed rod 61, a detection switch (not shown in the drawing) arranged on the fixed plate 62, a baffle 63 rotatably connected with the upper end of the fixed plate 62, the detection switch being arranged on the side of the fixed plate 62 close to the baffle 63, and a rebound structure arranged between the baffle 63 and the fixed plate 62, which can be a spring. In normal state, the spring can ensure that the baffle 63 is arranged obliquely relative to the fixed plate 62. In the above structure, the fixed rod 61 is fixedly connected with the lower part of the mounting plate 111, and is used to detect whether the grain reaches the height at which the material level detection mechanism 6 is located. When the grain reaches the height at which the material level detection mechanism 6 is located, the grain gradually accumulated will press the baffle 63, the baffle 63 overcomes the rebound force of the spring, rotates relative to the fixed plate 62 and approaches the fixed plate 62, until triggering the detection switch. When the detection switch detects the baffle 63, it means that the material level reaches the height at which the mechanism is located. At this time, the detection switch sends a feedback signal to stop feeding. The detection switch can be a micro switch or a similar structure.

[0045] The tower body 1 is internally provided with a plurality of anti-rotation material level detectors, which are arranged at different heights of the tower body 1 and are used to detect whether there is grain at different heights.

[0046] The bottom discharge outlet 15 of the tower body 1 is of a conical structure, and a moisture tester is arranged in the discharge outlet 15 to detect whether the humidity meets the standard. A flow meter can be arranged in the discharge outlet 15 according to requirements. A conveyor can be arranged at the lower part of the discharge outlet 15 to transport the cooled grain.

[0047] The tower body 1 is provided with a support 2 at the bottom, and the support 2 is provided with four supporting legs to support the tower body 1.

Claims

1. A cereal recovery table characterized in that, The utility model provides a kind of tower body (1), tower body (1) top is provided with feed inlet (11), tower body (1) bottom is provided with discharge outlet (15), tower body (1) is provided with ventilation section (13), ventilation section (13) is provided with ventilation hole (131) on tower body (1), ventilation hole (131) is respectively provided on the first side wall (133) and the second side wall (134) of parallel tower body (1), ventilation hole (131) is arranged in row, the ventilation hole (131) of several rows on the first side wall (133) and the ventilation hole (131) of several rows on the second side wall (134) are cross arranged, ventilation hole (131) on the first side wall (133) and the second side wall (134) is respectively fixedly connected with baffle (132), baffle (132) is inverted V-shaped structure, adjacent two rows of baffle (132) are vertically misaligned.

2. The cereal revival table of claim 1, wherein, The first side wall (133) is connected with a wind guide cover (3) outside, one end of the wind guide cover (3) is communicated with all the ventilation holes (131) on the first side wall (133), and the other end of the wind guide cover (3) is connected with a wind guide pipe (4).

3. A cereal revival table according to claim 1 or 2, characterized in that The second side wall (134) is connected with a plurality of louver boards, each louver board is arranged on the upper part of a row of ventilation holes (131).

4. The cereal revival table of claim 1, wherein, The tower body (1) is provided with a grating section (12), which is arranged on the upper part of the ventilation section (13), and the inside of the grating section (12) is provided with a horizontally arranged grating mesh structure (121).

5. The cereal revival table of claim 1, wherein, The tower body (1) is provided with a discharge section (14), which is arranged on the lower part of the ventilation section (13), and the discharge section (14) comprises a plurality of discharge mechanisms, each discharge mechanism comprising two discharge roller shafts (145), a discharge plate (146), and two flow guide plates (144), the outer surface of the discharge roller shaft (145) is fixedly provided with a plurality of discharge partition plates (1451) uniformly distributed around the center, the discharge roller shaft (145) is connected with a driving mechanism, the upper part of the two discharge roller shafts (145) is provided with a discharge plate (146), the discharge plate (146) is inverted V-shaped structure, the discharge plate (146) is located at the upper part of the gap between the two discharge roller shafts (145), and can vertically shield part of the structure of the two discharge roller shafts (145), the two flow guide plates (144) are vertically located at the upper part of the two discharge roller shafts (145).

6. The cereal revival table of claim 5, wherein, The driving mechanism comprises a transmission sprocket (143), the center shafts of the two discharge roller shafts (145) are rotatably connected with the tower body (1), and one end of the center shaft penetrates out of the tower body (1) and is fixedly connected with the transmission sprocket (143), the transmission sprocket (143) is connected with a chain, the chain is connected with a driving sprocket (142), and the driving sprocket (142) is connected with a driving motor (141).

7. The cereal revival table of claim 5, wherein, The flow guide plate (144) is inclined relative to the vertical direction, the flow guide plate (144) is provided with at least two levels, and the inclination directions of adjacent two levels of flow guide plates (144) are opposite, and both ends of the flow guide plate (144) and the discharge plate (146) are fixedly connected with the tower body (1).

8. The cereal revival table of claim 1, wherein, The top feed inlet (11) of the tower body (1) is provided with a mounting plate (111), and a material level detection mechanism (6) is arranged on the mounting plate (111), the material level detection mechanism (6) comprises a fixed rod (61), the fixed rod (61) is fixedly connected with the mounting plate (111), the lower part of the fixed rod (61) is fixedly connected with a fixed plate (62), the fixed plate (62) is provided with a detection switch, the fixed plate (62) is rotatably connected with a baffle (63), the detection switch is arranged on one side of the fixed plate (62) close to the baffle (63), and a rebound structure is arranged between the baffle (63) and the fixed plate (62).

9. The cereal revival table of claim 1, wherein, A plurality of anti-spiral material level devices are arranged in the tower body (1), the plurality of anti-spiral material level devices are arranged at different heights of the tower body (1), the bottom discharge port (15) of the tower body (1) is of a conical structure, and a moisture tester is arranged in the discharge port (15).

10. The cereal revival table of claim 1, wherein, The tower body (1) is provided with a support (2) at the bottom.

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