Cool air adjusting device of grain drying machine of stand column structure type

Abstract

The utility model relates to a column structure type cold air adjusting device of a grain drying machine, which is positioned on the side surface of an air inlet cover of the grain drying machine and comprises a fixed plate fixed on the air inlet cover of the grain drying machine and a rotating plate arranged on the fixed plate, the fixed plate and the rotating plate are coaxially arranged, an air inlet is arranged on the fixed plate, and an air outlet is arranged on the rotating plate. A baffle is arranged on the rotating plate and can rotate around the axis of the rotating plate to completely shield the air inlet position, a handle is arranged at the axis of the rotating plate and drives the rotating plate to rotate synchronously, the two ends of the handle are located on the two sides of the axis of the rotating plate, and pulling ropes are arranged at the two ends of the handle. The air inlet can be adjusted, and operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of grain dryer of upright column structure type, specifically relates to a grain dryer of upright column structure type cold air adjusting device. BACKGROUND

[0002] After the grain dryer dries the grain, the grain temperature is less than or equal to ambient temperature + 8 DEG C according to JB / T 10268-2011 when the grain is discharged, and the surface temperature of the grain is generally 40-45 DEG C during the drying process, so immediately discharging the grain after drying will cause the grain to heat up and be damaged, and the grain may even become powdery.

[0003] To solve the above problems, cold air circulation cooling is added to the grain when the grain is dried to a set moisture content. Generally, a plug-in air inlet is added to the front, side or bottom of the air inlet cover of the grain dryer, and the plug-in air inlet is opened and closed as required. However, this structure still has problems in actual use: since the grain dryer is of the upright column structure type, the air inlet is too high, which is inconvenient to operate and requires the use of a separate ladder or other tool to operate. Further description, refer to Figure 1 , one side of the grain dryer is a hot air inlet A (connected to a hot air bin C), and the other side is an outlet B for moisture and impurities after the grain is dried by hot air. In actual use, several grain dryers are placed side by side at the hot air bin C, and hot air is provided by the same heat source (i.e., independent hot air bin C). In order to ensure that the grain dryers that are started do not interfere with the grain dryers that are not started, an air inlet opening plate F is arranged at the hot air inlet A of each grain dryer, i.e., the air inlet opening plate F is opened for the grain dryers that are started and closed for the grain dryers that are not started. SUMMARY

[0004] The utility model aims at providing a grain dryer of upright column structure type cold air adjusting device, which overcomes the shortcomings of the prior art and can adjust the air inlet and is convenient to operate.

[0005] To solve the above problems, the utility model adopts the following technical scheme:

[0006] A grain dryer of upright column structure type cold air adjusting device is arranged on the side of the air inlet cover of the grain dryer and includes a fixed plate fixed to the air inlet cover of the grain dryer and a rotating plate arranged on the fixed plate. The fixed plate and the rotating plate are coaxially arranged, the fixed plate is provided with an air inlet, and the rotating plate is provided with a baffle. The baffle can be rotated around the axis of the rotating plate to completely block the air inlet. The axis of the rotating plate is provided with a handle, the handle drives the rotating plate to rotate synchronously, the two ends of the handle are located on the two sides of the axis of the rotating plate, and the two ends of the handle are provided with a pulling rope.

[0007] Further, the rotating plate shaft center is provided with a bolt, the rotating plate, handle and bolt are fixedly arranged, a plurality of air inlet openings are formed on the fixed plate, the air inlet openings are fan-shaped with the bolt position as the center; the baffle and the air inlet opening are arranged in equal groups, the baffle is fan-shaped with the bolt position as the center, and the baffle can be rotated to completely avoid the air inlet opening position; the fixed plate is provided with a limit stop.

[0008] Further, the fixed plate is a plate structure, the rotating plate is arranged on the inner side of the fixed plate, the limit stop is an upper stop rod and a lower stop rod arranged on both sides of one group of air inlet openings, the upper stop rod and the lower stop rod are arranged on the outer side of the fixed plate, and the pulling rope is a left pulling rope and a right pulling rope respectively installed on the left mounting hole and the right mounting hole at both ends of the handle.

[0009] Further, the fixed plate is a two-plate structure, the two plates are arranged in parallel and symmetry, and the rotating plate is arranged between the two fixed plates; the limit stop is installed on the outer wall surface of the outermost fixed plate.

[0010] Further, the fixed plate is a three-plate structure, the three plates include an inner plate, an intermediate plate and an outer plate, the air inlet openings are formed on the inner plate, circular grooves for rotating the baffle are formed on the intermediate plate and the outer plate, limit grooves are formed on the edge of the circular groove of the intermediate plate, the rotating plate is arranged between the intermediate plate and the outer plate, the edge of the baffle is provided with a limit pin, and the limit pin is located in the limit groove; the handle and the rotating plate are an integral structure.

[0011] Further, the air inlet opening plate is arranged on the air inlet cover of the grain dryer and located at the upper position of the device, the rotating shaft of the air inlet opening plate is arranged in parallel with the rotating shaft of the handle, a pull handle is arranged on the outer side of the rotating shaft of the air inlet opening plate, the pull handle drives the air inlet opening plate to rotate synchronously, and the two ends of the pull handle are provided with pulling ropes.

[0012] Compared with the prior art, the device of the utility model is installed on the grain dryer with a column structure, a tooling worker can drive the rotating plate and the baffle to rotate by rotating the handle, the air inlet opening can be opened and closed, when the device is installed at a high position, the tooling worker can drive the left pulling rope or the right pulling rope to open and close the air inlet opening under the limiting action of the limit stop, the device is convenient to use, and no tool is needed during use, that is, the air inlet can be adjusted, and the operation is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 The structure diagram of the utility model is assembled on the grain dryer;

[0014] Figure 2 is a side view of the first embodiment of the utility model;

[0015] Figure 3 is a side view of the first embodiment of the utility model (i.e. Figure 2 side view of the first embodiment of the utility model);

[0016] Figure 4 is a schematic view of the handle and the rotating plate after being connected in the hidden fixed plate state of the first embodiment of the utility model;

[0017] Figure 5 is a schematic view of the handle after installing the left pull rope and the right pull rope of the first embodiment of the utility model;

[0018] Figure 6 is a structural view of the third embodiment of the utility model;

[0019] Figure 7 is an exploded view of the third embodiment of the utility model;

[0020] Figure 8 is an internal structure view of the air inlet opening degree plate position of the air inlet cover of the grain dryer;

[0021] Figure 1 In the figure, the hot air inlet A, the outlet B of moisture and sundries, the hot air warehouse C, the dust and moisture collection room D, the motor E of the equipment, and the air inlet opening degree plate F. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0023] In the description of the utility model, it should be explained that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0024] In the description of the utility model, it is to explain, unless another explicit provision and limitation, term " install " " link " " connection " should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can through intermediate medium indirectly connect.

[0025] Referring to the drawings, a column structure type grain dryer cold air conditioning device is located at the side of the air inlet cover of the grain dryer, comprising a fixed plate 1 fixed to the air inlet cover of the grain dryer and a rotating plate 5 arranged on the fixed plate 1, the fixed plate 1 and the rotating plate 5 are coaxially arranged, the fixed plate 1 is provided with an air inlet 11, the rotating plate 5 is provided with a baffle 52, the baffle 52 is rotatable around the axis of the rotating plate 5 to completely block the air inlet 11, the axis of the rotating plate 5 is provided with a handle 6, the handle 6 drives the rotating plate 5 to rotate synchronously, both ends of the handle 6 are located on both sides of the axis of the rotating plate 5, both ends of the handle 6 are provided with a pulling rope.

[0026] Further, the rotating plate 5 is provided with a bolt 3 at the axis, the rotating plate 5, the handle 6 and the bolt 3 are fixedly arranged, a plurality of air inlets 11 are formed in the fixed plate 1, the air inlets 11 are fan-shaped with the position of the bolt 3 as the center, the baffles 52 are arranged in equal groups with the air inlets 11, the baffles 52 are fan-shaped with the position of the bolt 3 as the center, the baffles 52 can be rotated to completely avoid the air inlets 11, the fixed plate 1 is provided with a limit stop.

[0027] Further, the fixed plate 1 is a plate structure, the rotating plate 5 is arranged on the inner side of the fixed plate 1, the limit stop is an upper stop rod 12 and a lower stop rod 13 arranged on both sides of one group of air inlets 11, the upper stop rod 12 and the lower stop rod 13 are located on the outer side of the fixed plate 1, the pulling rope is a left pulling rope 63 and a right pulling rope 64 respectively installed on the left mounting hole 61 and the right mounting hole 62 of the handle 6.

[0028] As Figures 2-5 shown, the first embodiment of the utility model:

[0029] A kind of grain dryer cold air conditioning device of column structure type, including fixed plate 1 and rotating plate 5, rotating plate 5 is movably installed in the inside of fixed plate 1 by screw and nut 4, rotating plate 5 can rotate in the inside of fixed plate 1 with bolt 3 as axis, fixed plate 1 is equipped with several discontinuous air inlets 11 with bolt 3 as center, as shown in the figure, fixed plate 1 is equipped with four air inlets 11, rotating plate 5 is also equipped with the same number of baffle 52 with air inlet 11 on rotating plate base body 51 with bolt 3 as center, the area of baffle 52 is equal to or greater than the area of air inlet 11, air inlet 11 and baffle 52 are fan-shaped structure (fan-shaped of same center), baffle 52 can be rotated to the inside of the part of fixed plate 1 between adjacent air inlets 11, and be completely covered by fixed plate 1, fixed hole 14 is also provided on the fixed plate 1 on the periphery of air inlet 11.The device is installed on the grain dryer of column structure type when using machine body, tooling personnel can open and close air inlet 11 by rotating handle 6 by holding handle 6, (synchronous) rotating baffle 52 of rotating plate 5 to air inlet 11 in actual use, drive handle 6 by pulling rope.I.e. Figure 5 , upper stop bar 12 and lower stop bar 13 are fixedly installed on the two sides of one air inlet 11 of fixed plate 1, handle 6 is located between upper stop bar 12 and lower stop bar 13, the length of handle 6 is greater than the distance of the two outer edges 111 of air inlet 11 in length direction (i.e. the length of handle 6 is greater than the diameter of the circle where air inlet 11 is located), when upper stop bar 12 contacts handle 6, baffle 52 is located in the inside of fixed plate 1, air inlet 11 is opened, when lower stop bar 13 contacts handle 6, baffle 52 closes air inlet 11.Left mounting hole 61 and right mounting hole 62 are also provided on the two ends of handle 6, left pull rope 63 and right pull rope 64 are also installed on left mounting hole 61 and right mounting hole 62 respectively.The device is installed at a high position, tooling personnel can install left pull rope 63 and right pull rope 64 on handle 6, under the limiting action of upper stop bar 12 and lower stop bar 13, tooling personnel can realize the opening and closing of air inlet 11 by pulling left pull rope 63 and right pull rope 64.The device is convenient to use, and does not need to use tools when using.

[0030] Further, the fixed plate 1 is two-plate structure, the two plates are arranged symmetrically, and the rotating plate 5 is arranged between the two fixed plates 1; the stopper is installed on the outer wall surface of the outermost fixed plate 1. This is the second embodiment of the present application, i.e., the fixed plate 1 is provided as two plates to improve stability.

[0031] Further, the fixed plate 1 is two-plate structure, the two plates are arranged symmetrically, and the rotating plate 5 is arranged between the two fixed plates 1; the stopper is installed on the outer wall surface of the outermost fixed plate 1. This is the second embodiment of the present application, i.e., the fixed plate 1 is provided as two plates to improve stability. Figures 6-8The utility model discloses a third embodiment: the fixed plate 1 is three plate structures, and three plates include inner plate, middle plate and outer plate, the air inlet 11 is set up on the inner plate, the circular groove of middle plate, outer plate is set up for baffle 52 rotation, the edge of the circular groove of middle plate sets up the limiting slot, the rotary plate 5 is arranged between middle plate and outer plate, the edge of baffle 52 sets up the limiting pin, and the limiting pin position is in the limiting slot, the handle 6 and rotary plate 5 are integral structure. This structure is not only better stability, and the opening of the air inlet is also stable, and beautiful.

[0032] Further, with reference to Figure 8 The air inlet opening plate F is arranged on the air inlet cover of the grain dryer and is located at the upper position of the device. The rotating shaft of the air inlet opening plate F is arranged in parallel with the rotating shaft of the handle 6. The outer side of the rotating shaft of the air inlet opening plate F is provided with a pull handle. The pull handle drives the air inlet opening plate F to rotate synchronously. The two ends of the pull handle are provided with pull ropes. In this way, the air inlet opening plate F can also be controlled by the pull ropes.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model. The scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A column structure type of air conditioning device for a grain dryer, which is located at the side of an air inlet hood of a grain dryer, characterized in that, The utility model provides a kind of air inlet cover of grain dryer, including fixed plate (1) fixed on the air inlet cover of grain dryer and rotating plate (5) arranged on fixed plate (1), the fixed plate (1) and rotating plate (5) coaxial arrangement, fixed plate (1) is equipped with air inlet (11), rotating plate (5) is equipped with baffle (52), the baffle (52) is rotatable to completely cover air inlet (11) around rotating plate (5) axis, the axis of rotating plate (5) is equipped with handle (6), the handle (6) drives rotating plate (5) synchronous rotation, the both ends of handle (6) are located on the both sides of the axis of rotating plate (5), and the both ends of handle (6) are provided with pull rope.

2. A columnar structure type grain dryer cooling air conditioning device according to claim 1, characterized in that, Rotating plate (5) is equipped with bolt (3) at the axis, the rotating plate (5), handle (6) and bolt (3) are fixed oppositely, fixed plate (1) is equipped with multiple air inlets (11), the air inlet (11) is the fan shape with bolt (3) as center, the baffle (52) and air inlet (11) are arranged in equal groups, the baffle (52) is the fan shape with bolt (3) as center, the baffle (52) is rotatable to completely avoid air inlet (11), and the fixed plate (1) is equipped with stopper.

3. A columnar structure type grain dryer cooling air conditioning device according to claim 2, characterized in that The fixed plate (1) is a plate structure, the rotating plate (5) is arranged on the inner side of fixed plate (1), the stopper is the upper stop rod (12) and lower stop rod (13) located on the both sides of one group of air inlets (11), the upper stop rod (12) and lower stop rod (13) are located on the outer side of fixed plate (1), and the pull rope is left pull rope (63) and right pull rope (64) respectively installed on left mounting hole (61) and right mounting hole (62) of the both ends of handle (6).

4. A columnar structure type grain dryer cooling air conditioning device according to claim 2, characterized in that, The fixed plate (1) is two plate structures, the two plates are arranged in parallel and symmetry, and the rotating plate (5) is arranged between the two fixed plates (1), and the stopper is mounted on the outer wall surface of the outermost fixed plate (1).

5. A columnar structure type grain dryer cooling air conditioning device according to claim 2, characterized in that, The fixed plate (1) is a three-plate structure, including inner plate, intermediate plate and outer plate, the air inlet (11) is arranged on the inner plate, the circular groove for the rotation of the baffle (52) is arranged on the intermediate plate and the outer plate, the limit slot is arranged on the edge of the circular groove of the intermediate plate, the rotating plate (5) is arranged between the intermediate plate and the outer plate, the limit pin is arranged on the edge of the baffle (52), and the limit pin is located in the limit slot, and the handle (6) and the rotating plate (5) are an integral structure.

6. A tower construction type of air conditioning device for grain driers according to claim 1 or 2, characterised in that The air inlet opening plate (F) is arranged on the air inlet cover of the grain dryer at the upper position of the device, the rotating shaft of the air inlet opening plate (F) is arranged in parallel with the rotating shaft of the handle (6), the rotating shaft of the air inlet opening plate (F) is provided with a pull handle on the outside, the pull handle drives the air inlet opening plate (F) to rotate synchronously, and the both ends of the pull handle are provided with pull ropes.

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