CN211451685U - A heat pump dryer with screening function - Google Patents

Abstract

The utility model discloses a heat pump dryer with screening function in the technical field of grain dryers. The screw lifts the roller, and a box is arranged in the middle of the top of the bottom plate. When the utility model is used, the grains are filtered through the filter belt and fall into the circular arc plate on the lower side, and the branches and leaves are left on the upper side of the filter belt. The mesh belt moves to the outside of the box and falls into the collection box. The set cleaning rollers can clean up the grain particles or impurities that block the mesh belt to ensure the screening effect. The hot air generated by the heat pump contacts the grain through the air holes on the arc plate. For drying, the set stirring mechanism can turn the grains, so that the grains at different levels can be heated and dried evenly, which improves the drying efficiency, and the set screw lifting rollers improve the flexibility of the device.

Description

A heat pump dryer with screening function

technical field

The utility model relates to the technical field of grain dryers, in particular to a heat pump dryer with a screening function.

Background technique

Grain contains a wide range, including rice, wheat, millet, soybean, etc. and other grains. After the grain is collected, it needs to be dried. The grain dryer is an assembly of a dryer, which is a variety of grain dryers. The general name of the equipment can also be a grain dryer, such as corn dryer, paddy dryer, rice dryer, wine residue dryer, etc. We can all call it a grain dryer. According to the relative movement direction of airflow, dryers can be divided into cross-flow, mixed-flow, co-current, counter-current, co-current, mixed-counter-current, co-mixed-flow and other types. Among them, heat pump dryer is a more popular grain drying equipment.

As a kind of agricultural equipment, the heat pump grain dryer plays an important role in the preservation of grains. During the operation of the heat pump dryer in the prior art, the grains are easily piled together, resulting in uneven heating of the grains. It reduces the drying effect of the grain dryer. Not only that, but today’s grains are mixed with a lot of impurities such as branches and leaves. If the grains are not screened, the quality of the grains will be reduced.

Based on this, the utility model designs a heat pump dryer with a screening function to solve the above problems.

Utility model content

The purpose of this utility model is to provide a heat pump dryer with a screening function to solve the above-mentioned problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a heat pump dryer with screening function, comprising a bottom plate and outriggers, the outriggers are symmetrically arranged at the bottom end of the bottom plate, and the sidewalls of the outriggers are provided with There are screw lifting rollers, a box body is arranged in the middle of the top of the bottom plate, a feeding port is arranged on the left side of the top of the box body, and drive rollers are symmetrically arranged on the outside of both sides of the box body, and the drive rollers on the left side are connected with a first A motor, a filter mesh belt is wound around the drive rollers on both sides, the filter mesh belt runs through the box body, and a slag outlet is opened at the penetration of the right side wall of the box body and the upper side belt of the filter mesh belt, so The outer side of the right wall of the box body is provided with a cleaning roller near the upper belt surface of the filter mesh belt. There is an inclined block, and the lower part of the right side wall of the collection frame is provided with a material return port;

A circular arc plate is arranged on the lower side of the inner cavity of the box, a stirring mechanism is arranged at the center of the circular arc plate, a heat pump is arranged on the left side of the top of the bottom plate, and a blower is connected to the output end of the heat pump through a pipeline. The output end of the blower extends into the lower part of the cavity of the box.

Preferably, the screw lifting roller includes a lug plate, a threaded rod is screwed through the lug plate, and the bottom end of the threaded rod is provided with a roller.

Preferably, the cleaning roller includes a mounting frame, a roller body and a second motor, the roller body is rotatably arranged on the mounting frame, the mounting frame is fixedly connected to the right wall of the box body, and the second motor drives the connecting roller The roller body is provided with bristles.

Preferably, the circular arc plate includes a plate body, a discharge pipe is provided at the bottom end of the plate body, an opening corresponding to the discharge pipe is provided at the bottom end of the bottom plate, and a discharge valve is provided on the discharge pipe, Air holes are evenly distributed on the arc surface of the plate body, connecting blocks are arranged at both ends of the plate body, and the plate body is fixedly connected to the inner wall of the box through the connecting blocks.

Preferably, the stirring mechanism includes a rotating shaft, a sleeve is fixed on the rotating shaft, a stirring bar is uniformly arranged on the sleeve, and the front end of the rotating shaft penetrates the front wall of the box and is connected to a third motor.

Preferably, an inclined baffle and a vibration motor are provided at the connection between the inner side of the left wall of the box and the filter belt, the inclined baffle is located on the upper side of the filter belt, and the vibration motor is located under the filter belt. side.

Compared with the prior art, the beneficial effect of the present utility model is: when the utility model is used, the grains are filtered by the filter mesh belt and fall into the circular arc plate on the lower side, and the branches and leaves are left on the upper side of the filter mesh belt. The filter mesh belt moves to the outside of the box and falls into the collection box. The cleaning rollers installed can clean up the grain particles or impurities that block the mesh belt to ensure the screening effect. The hot air generated by the heat pump contacts the grain through the air holes on the arc plate. The grains are dried, and the set stirring mechanism can turn the grains, so that the grains at different levels can be heated and dried evenly, which improves the drying efficiency, and the set screw lifting rollers improve the flexibility of the device.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the front view of the utility model;

Fig. 3 is the schematic diagram of the stirring mechanism and the arc plate of the utility model;

4 is a schematic diagram of the stirring mechanism of the present invention;

Fig. 5 is the enlarged schematic diagram at A place in Fig. 1;

FIG. 6 is an enlarged schematic view of B in FIG. 2 .

In the accompanying drawings, the list of components represented by each number is as follows:

1- Bottom plate, 2- Outrigger, 3- Screw lifting roller, 4- Box, 5- Feed port, 6- Drive roller, 7- First motor, 8- Filter belt, 9- Slag outlet, 10 -Sweeping roller, 11-collecting frame, 12-inclined filter screen, 13-inclined block, 14-return port, 15-arc plate, 16-stirring mechanism, 17-opening, 18-heat pump, 19-blower, 20-tilting baffle, 21-vibration motor, 31-ear plate, 32-threaded rod, 33-roller, 101-mounting frame, 102-roller body, 103-second motor, 151-plate body, 152-discharge Pipe, 153-discharge valve, 154-air hole, 155-connecting block, 161-rotating shaft, 162-casing, 163-stirring bar.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-6, the present utility model provides a technical solution: a heat pump dryer with screening function, comprising a bottom plate 1 and outriggers 2, the outriggers 2 are symmetrically arranged at the bottom end of the bottom plate 1, and the outriggers 2. The side walls are provided with screw lifting rollers 3, the top middle of the bottom plate 1 is provided with a box 4, the top left side of the box 4 is provided with a feeding port 5, the outer sides of the box 4 are symmetrically provided with driving rollers 6, and the left driving roller 6 is connected with a first motor 7, and a filter mesh belt 8 is wound between the driving rollers 6 on both sides. The filter mesh belt 8 runs through the box 4, and the right side wall of the box body 4 and the upper side belt of the filter mesh belt The slag outlet 9, the outer side of the right wall of the box body 4 is provided with a cleaning roller 10 near the upper belt surface of the filter mesh belt 8, the right side of the box body 4 is provided with a collection frame 11, and the middle of the inner cavity of the collection frame 11 is provided with an inclined filter screen 12, The lower part of the inclined filter screen 12 is provided with an inclined block 13, and the lower part of the right side wall of the collecting frame 11 is provided with a material return port 14;

A circular arc plate 15 is arranged on the lower side of the inner cavity of the box body 4, a stirring mechanism 16 is arranged at the center of the circular arc plate 15, and a heat pump 18 is arranged on the left side of the top of the bottom plate 1. The output end of the heat pump 18 is connected with a blower 19 through a pipeline. 19 The output end extends into the lower part of the inner cavity of the box body 1.

Further, the screw lifting roller 3 includes a lug plate 31, a threaded rod 32 is screwed through on the lug plate 31, and the bottom end of the threaded rod 32 is provided with a roller 33.

Further, the cleaning roller 10 includes a mounting frame 101, a roller body 102 and a second motor 103, the roller body 102 is rotatably arranged on the mounting frame 101, the mounting frame 101 is fixedly connected to the right wall of the box body 4, and the second motor 103 is drivingly connected The roller body 102 is provided with bristles on the roller body 102 .

Further, the arc plate 15 includes a plate body 151, the bottom end of the plate body 151 is provided with a discharge pipe 152, the bottom end of the bottom plate 1 is provided with an opening 17 corresponding to the discharge pipe 152, and the discharge pipe 152 is provided with a discharge valve 153. There are air holes 154 evenly distributed on the arc surface of the plate body 151, and connecting blocks 155 are arranged at both ends of the plate body 151.

Further, the stirring mechanism 16 includes a rotating shaft 161 , a sleeve 162 is fixed on the rotating shaft 161 , and stirring bars 163 are evenly arranged on the sleeve 162 .

Further, an inclined baffle 20 and a vibration motor 21 are provided at the connection between the inner side of the left wall of the box 4 and the filter belt 8, the inclined baffle 20 is located on the upper side of the filter belt 8, and the vibration motor 21 is located on the filter belt 8 belt. face underside.

The working principle of the device: The application is a heat pump dryer with a screening function, wherein the control mode of the electrical components is controlled by the peripheral controller matched with it, and the control circuit can be simply programmed by those skilled in the art. Realization belongs to the common knowledge in the field, it is only used without improvement, and the utility model is mainly used to protect the mechanical device, so the utility model will not explain the control mode and circuit connection in detail.

When the utility model is in use, the grains enter the box 4 through the feeding port 5, and fall into the lower arc plate 15 after being filtered by the filter mesh belt 8. , as the filter belt 8 moves to the outside of the box and falls into the collection frame 11, the impurities in the branches and leaves are intercepted by the inclined filter screen 12, and the grains pass through the inclined filter screen 12 and are recovered through the return port 14 and poured back into the feed port 5. The set cleaning roller 10 (opposite to the moving direction of the filter mesh belt 8) can clean up the grain particles or impurities blocking the mesh belt to ensure the screening effect. To dry the grains, the provided stirring mechanism 16 can turn the grains, so that the grains of different layers can be heated and dried evenly, which improves the drying efficiency, and the provided screw lifting rollers 3 improve the flexibility of the device.

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

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the contents of this specification. This specification selects and describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (6)

1. A heat pump dryer with screening function, comprising a bottom plate (1) and a supporting leg (2), and the supporting leg (2) is symmetrically arranged at the bottom end of the bottom plate (1), characterized in that: the The side wall of the outrigger (2) is provided with a screw lifting roller (3), a box (4) is arranged in the middle of the top of the bottom plate (1), and a feed port (5) is arranged on the left side of the top of the box (4). , drive rollers (6) are symmetrically arranged on the outer sides of both sides of the box body (4), the drive roller (6) on the left side is connected with a first motor (7), and the drive rollers (6) on both sides are wound around A filter mesh belt (8) is connected, the filter mesh belt (8) runs through the box body (4), and a slag outlet is provided at the penetration point between the right side wall of the box body (4) and the upper side belt of the filter mesh belt (8). Port (9), a cleaning roller (10) is provided on the outer side of the right wall of the box body (4) close to the upper belt surface of the filter mesh belt (8), and a collection frame (11) is provided on the right side of the box body (4) The middle of the inner cavity of the collection frame (11) is provided with an inclined filter screen (12), the lower part of the inclined filter screen (12) is provided with an inclined block (13), and the lower part of the right side wall of the collection frame (11) is provided with Return port (14); A circular arc plate (15) is provided on the lower side of the inner cavity of the box body (4), a stirring mechanism (16) is provided at the center of the circular arc plate (15), and a top left side of the bottom plate (1) is provided with a stirring mechanism (16). A heat pump (18), the output end of the heat pump (18) is connected with a blower (19) through a pipeline, and the output end of the blower (19) extends into the lower part of the inner cavity of the box body (4). 2. A heat pump dryer with screening function according to claim 1, characterized in that: the screw lifting roller (3) comprises a lug plate (31), and the lug plate (31) passes through the screw A threaded rod (32) is connected, and the bottom end of the threaded rod (32) is provided with a roller (33). 3. A heat pump dryer with screening function according to claim 1, characterized in that: the cleaning roller (10) comprises a mounting frame (101), a roller body (102) and a second motor (103) ), the roller body (102) is rotatably arranged on the mounting frame (101), the mounting frame (101) is fixedly connected to the right wall of the box body (4), and the second motor (103) drives the connecting roller body ( 102), the roller body (102) is provided with bristles. 4. The heat pump dryer with screening function according to claim 1, wherein the circular arc plate (15) comprises a plate body (151), and the bottom end of the plate body (151) is provided with a plate body (151). There is a discharge pipe (152), the bottom end of the bottom plate (1) is provided with an opening (17) corresponding to the discharge pipe (152), and a discharge valve (153) is provided on the discharge pipe (152). Air holes (154) are evenly distributed on the arc surface of the plate body (151), connecting blocks (155) are provided at both ends of the plate body (151), and the plate body (151) is connected to the box body through the connecting blocks (155) (4) The inner wall is fixed. 5. A heat pump dryer with screening function according to claim 1, characterized in that: the stirring mechanism (16) comprises a rotating shaft (161), and a sleeve is fixed on the rotating shaft (161). (162), stirring bars (163) are evenly arranged on the sleeve (162), and a third motor (164) is connected to the front end of the rotating shaft (161) through the front wall of the box (4). 6. A heat pump dryer with screening function according to claim 1, characterized in that: an inclined baffle (20) is provided at the connection between the inner side of the left wall of the box (4) and the filter mesh belt (8). ) and a vibration motor (21), the inclined baffle plate (20) is located on the upper side of the belt surface of the filter mesh belt (8), and the vibration motor (21) is located at the lower side of the belt surface of the filter mesh belt (8).

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