CN219037448U

CN219037448U - Grain drying device with heat recovery function

Info

Publication number: CN219037448U
Application number: CN202223025341.3U
Authority: CN
Inventors: 袁俊球; 史如新; 王迪; 邓中诚; 秦斌; 吕元超; 王文斌; 张茜颖; 陆骞; 顾轶
Original assignee: Changzhou Jintan Jinneng Power Co ltd
Current assignee: Changzhou Jintan Jinneng Power Co ltd
Priority date: 2022-11-15
Filing date: 2022-11-15
Publication date: 2023-05-16
Anticipated expiration: 2032-11-15

Abstract

The utility model belongs to the technical field of drying devices, and particularly relates to a grain drying device with a heat recovery function, which comprises a drying tank, wherein a heat recovery tank is fixedly connected to the drying tank, a dryer is fixedly installed on the drying tank, a stirring mechanism is arranged on the drying tank, a recovery pipe is fixedly connected to the drying tank, a filtering mechanism is arranged on the recovery pipe, an air inlet pipe is arranged on the dryer, the air inlet pipe is fixedly connected with the drying tank, the air inlet pipe is fixedly connected with the heat recovery tank, and the air inlet pipe is fixedly connected with the recovery pipe. According to the utility model, through the arrangement of the dryer, the air inlet pipe and the air outlet pipe, hot air can be introduced into the drying box to dry grains, and the grains can be stirred under the action of the structures such as the first motor, the second bevel gear and the stirring blade, so that the drying efficiency of the grains is improved.

Description

Grain drying device with heat recovery function

Technical Field

The utility model relates to the technical field of drying devices, in particular to a grain drying device with a heat recovery function.

Background

As is well known, in the process of storing and stacking grains, a grain dryer is required to be used for drying the grains so as to remove moisture of the grains, so that storage time is prolonged, the utility model patent with patent authority publication number CN209639483U discloses a heat recovery device for the grain dryer, which comprises a dryer through pipe and a drying oven, wherein the dryer is provided with the through pipe, one end of the through pipe is connected with the lower end of the drying oven, the upper end of the drying oven is connected with an air outlet pipe, one end of the air outlet pipe is fixedly arranged on one end of the connecting device, the other end of the connecting device is fixedly penetrated through the recovery device, the recovery device comprises a mounting box, an air outlet, a heat insulation plate, a sealing pad, a rotating plate and a hinge, the upper end of the mounting box is fixedly penetrated through the air outlet, so that the impurities of the grains which are discharged after drying are polluted to the environment and air are avoided, the sanitation during use is further improved, the heat recovery device can be suitable for various environments, the heat of the dryer is recycled, and meanwhile, the heat recovery rate is higher.

However, the existing grain drying device with the heat recovery function also has certain defects, firstly, the existing grain drying device with the heat recovery function only has a simple filter screen arranged in a recovery pipe, has no good filtering mechanism, and is easy to cause the blockage problem of the filter screen after long-time use, and secondly, the existing grain drying device with the heat recovery function also has no good stirring mechanism, so that the drying efficiency of grains is poor.

Disclosure of Invention

The utility model aims to provide a grain drying device with a heat recovery function, which solves the problems that the existing grain drying device with the heat recovery function is simply provided with a filter screen in a recovery pipe, has no good filtering mechanism and is easy to cause the blockage of the filter screen after long-time use, and the existing grain drying device with the heat recovery function also has no good stirring mechanism, so that the drying efficiency of grains is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: grain drying device with heat recovery function, including the stoving jar, fixedly connected with heat recovery jar on the stoving jar, fixedly mounted has the drying-machine on the stoving jar, be provided with rabbling mechanism on the stoving jar, fixedly connected with recovery tube in the stoving jar, be provided with filtering mechanism on the recovery tube, be provided with the intake pipe on the drying-machine, intake pipe and stoving jar fixed connection, intake pipe and heat recovery jar fixed connection, intake pipe and recovery tube fixed connection, be provided with the outlet duct on the drying-machine, outlet duct and stoving jar fixed connection.

Preferably, the stirring mechanism comprises a first motor, a first bevel gear, a fixed column, a stirring shaft, stirring blades and a second bevel gear, wherein the first motor is fixedly installed on the drying tank, an output shaft of the first motor is rotationally connected with the drying tank, the first bevel gear is fixedly sleeved on the outer side of the output shaft of the first motor, the fixed column is fixedly connected in the drying tank, the stirring shaft is installed in the fixed column through a bearing, the stirring blades are fixedly connected on the stirring shaft, the second bevel gear is fixedly sleeved on the outer side of the stirring shaft, the second bevel gear is meshed with the first bevel gear, and the stirring shaft can be driven to rotate through the cooperation of the first motor, the first bevel gear and other structures, so that the stirring blades are driven to rotate.

Preferably, a plurality of stirring blades are arranged, the stirring blades are annularly arranged on the stirring shaft, and the grains can be stirred through the arrangement of the stirring blades.

Preferably, the filter mechanism comprises a fixed ring, a filter screen, a fixed rod, a rotating rod, a scraping plate, a third bevel gear, a second motor and a fourth bevel gear, wherein the fixed ring is fixedly connected in the recovery pipe, the filter screen is fixedly connected in the fixed ring, the fixed rod is fixedly connected in the recovery pipe, the rotating rod is installed in the fixed rod through a bearing, the scraping plate is fixedly connected on the rotating rod, the scraping plate is in contact with the filter screen, the scraping plate is in contact with the fixed ring, the third bevel gear is fixedly sleeved on the outer side of the rotating rod, the second motor is fixedly installed on the recovery pipe, and an output shaft of the second motor is rotationally connected with the recovery pipe.

Preferably, the whole of filter screen is circular, the filter screen is stainless steel close-woven net, through the setting of stainless steel close-woven net for the filter screen possesses good durability.

Preferably, a fourth bevel gear is fixedly sleeved on the outer side of the output shaft of the second motor, and is meshed with the third bevel gear, so that the third bevel gear can be driven to rotate when the fourth bevel gear is stressed to rotate through the meshing relationship.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, through the arrangement of the dryer, the air inlet pipe and the air outlet pipe, hot air can be introduced into the drying box to dry grains, and the grains can be stirred under the action of the structures such as the first motor, the second bevel gear and the stirring blade, so that the drying efficiency of the grains is improved.

2. According to the utility model, through the arrangement of the recovery pipe and the heat energy recovery tank, hot air can be recovered and treated, the air inlet pipe is further heated, the air of the air inlet dryer is preheated, the waste of heat energy is avoided, impurities in the hot air can be filtered under the action of the filter screen, impurities attached to the filter screen can be cleaned under the action of the scraper, and the blocking problem of the filter screen is avoided.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

fig. 3 is an enlarged view of fig. 2 at a in accordance with the present utility model.

In the figure: 1. a drying tank; 2. a heat energy recovery tank; 3. a dryer; 4. a stirring mechanism; 5. a recovery pipe; 6. a filtering mechanism; 7. an air inlet pipe; 8. an air outlet pipe; 41. a first motor; 42. a first bevel gear; 43. fixing the column; 44. a stirring shaft; 45. stirring the leaves; 46. a second bevel gear; 61. a fixing ring; 62. a filter screen; 63. a fixed rod; 64. a rotating lever; 65. a scraper; 66. a third bevel gear; 67. a second motor; 68. and a fourth bevel gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Please refer to fig. 1, 2, a grain drying device with heat recovery function, including stoving jar 1, fixedly connected with heat recovery jar 2 on the stoving jar 1, fixedly mounted with drying-machine 3 on the stoving jar 1, be provided with rabbling mechanism 4 on the stoving jar 1, fixedly connected with recovery pipe 5 in the stoving jar 1, be provided with filter mechanism 6 on the recovery pipe 5, be provided with intake pipe 7 on the drying-machine 3, intake pipe 7 and stoving jar 1 fixed connection, intake pipe 7 and heat recovery jar 2 fixed connection, intake pipe 7 and recovery pipe 5 fixed connection are provided with outlet duct 8 on the stoving jar 3, outlet duct 8 and stoving jar 1 fixed connection.

Referring to fig. 1 and 2, the stirring mechanism 4 includes a first motor 41, a first bevel gear 42, a fixed column 43, a stirring shaft 44, stirring blades 45 and a second bevel gear 46, the first motor 41 is fixedly installed on the drying tank 1, an output shaft of the first motor 41 is rotationally connected with the drying tank 1, the first bevel gear 42 is fixedly sleeved on the outer side of the output shaft of the first motor 41, the fixed column 43 is fixedly connected in the drying tank 1, the stirring shaft 44 is installed in the fixed column 43 through a bearing, the stirring blades 45 are fixedly connected on the stirring shaft 44, the stirring blades 45 are provided with a plurality of stirring blades 45 which are distributed on the stirring shaft 44 in an annular array, grains can be stirred by the arrangement of the stirring blades 45, the second bevel gear 46 is fixedly sleeved on the outer side of the stirring shaft 44, the second bevel gear 46 is meshed with the first bevel gear 42, and the stirring shaft 44 can be driven to rotate by the cooperation of the structures such as the first motor 41 and the first bevel gear 42, so that the stirring blades 45 can be driven to rotate.

Referring to fig. 1, 2 and 3, the filtering mechanism 6 includes a fixed ring 61, a filter screen 62, a fixed rod 63, a rotating rod 64, a scraping plate 65, a third bevel gear 66, a second motor 67 and a fourth bevel gear 68, the fixed ring 61 is fixedly connected in the recovery tube 5, the filter screen 62 is fixedly connected in the fixed ring 61, the whole of the filter screen 62 is circular, the filter screen 62 is a stainless steel close-woven net, the filter screen 62 has good durability through the arrangement of the stainless steel close-woven net, the fixed rod 63 is fixedly connected in the recovery tube 5, the rotating rod 64 is installed in the fixed rod 63 through a bearing, the scraping plate 65 is fixedly connected with the rotating rod 64, the scraping plate 65 is in contact with the filter screen 62, the scraping plate 65 is in contact with the fixed ring 61, the outer side of the rotating rod 64 is fixedly sleeved with the third bevel gear 66, the recovery tube 5 is fixedly connected with the second motor 67, the outer side of the output shaft of the second motor 67 is fixedly sleeved with the fourth bevel gear 68, the fourth bevel gear 68 is meshed with the third bevel gear 66, and through the meshed relation, when the fourth bevel gear 64 rotates, the third bevel gear 66 can drive the third bevel gear 66 to filter impurities, and the impurities in the filter mechanism can be filtered through the arrangement of the filter mechanism.

The specific implementation process of the utility model is as follows: when the grain drying device with the heat recovery function is required to be used, the dryer 3 is started, hot air can be introduced into the drying tank 1 under the action of the air inlet pipe 7 and the air outlet pipe 8, the first motor 41 is started to drive the first bevel gear 42 to rotate, the first bevel gear 42 drives the second bevel gear 46 to rotate under the meshing relationship, the second bevel gear 46 is stressed to drive the stirring shaft 44 to rotate, the stirring shaft 44 is stressed to drive the stirring blade 45 to rotate, grains can be stirred under the action of the stirring blade 45, and the drying efficiency of the grains can be improved by matching with the action of the hot air;

in this process, the hot gas that transpires flows into recovery pipe 5 and flows to intake pipe 7, preheat the air, and then reduce the electric energy that the drying-machine 3 needs when heating the air, in order to realize the recycle of heat energy, reduce the extravagant problem of energy, under the effect of filter screen 62, can filter the hot gas that transpires, in order to get rid of the impurity in the hot gas, can start second motor 67 and drive fourth bevel gear 68 rotation, under the meshing relationship, fourth bevel gear 68 atress drives third bevel gear 66 rotation, third bevel gear 66 atress drives dwang 64 rotation, dwang 64 atress drives scraper blade 65 and slides along filter screen 62 surface, clear up the impurity that adheres to on the filter screen 62, avoid filter screen 62's jam problem.

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

Claims

1. Grain drying device with heat recovery function, including stoving jar (1), its characterized in that: fixedly connected with heat recovery jar (2) on stoving jar (1), fixedly mounted has drying-machine (3) on stoving jar (1), be provided with rabbling mechanism (4) on stoving jar (1), fixedly connected with recovery pipe (5) in stoving jar (1), be provided with filter equipment (6) on recovery pipe (5), be provided with intake pipe (7) on stoving machine (3), intake pipe (7) and stoving jar (1) fixed connection, intake pipe (7) and heat recovery jar (2) fixed connection, intake pipe (7) and recovery pipe (5) fixed connection, be provided with outlet duct (8) on stoving machine (3), outlet duct (8) and stoving jar (1) fixed connection.

2. The grain drying apparatus with a heat recovery function according to claim 1, wherein: the stirring mechanism (4) comprises a first motor (41), a first bevel gear (42), a fixed column (43), a stirring shaft (44), stirring blades (45) and a second bevel gear (46), wherein the first motor (41) is fixedly installed on the drying tank (1), an output shaft of the first motor (41) is rotationally connected with the drying tank (1), the first bevel gear (42) is fixedly sleeved on the outer side of the output shaft of the first motor (41), the fixed column (43) is fixedly connected in the drying tank (1), the stirring shaft (44) is installed in the fixed column (43) through a bearing, the stirring blades (45) are fixedly connected on the stirring shaft (44), the second bevel gear (46) is fixedly sleeved on the outer side of the stirring shaft (44), and the second bevel gear (46) is meshed with the first bevel gear (42).

3. The grain drying apparatus with a heat recovery function according to claim 2, wherein: the stirring blades (45) are arranged in a plurality, and the stirring blades (45) are arranged on the stirring shaft (44) in an annular array.

4. The grain drying apparatus with a heat recovery function according to claim 1, wherein: the utility model provides a filter mechanism (6) is including solid fixed ring (61), filter screen (62), dead lever (63), dwang (64), scraper blade (65), third bevel gear (66), second motor (67) and fourth bevel gear (68), gu fixed ring (61) of fixedly connected with in recovery pipe (5), gu fixed ring (61) in fixedly connected with filter screen (62), gu fixed connection has dead lever (63) in recovery pipe (5), install dwang (64) through the bearing in dead lever (63), fixedly connected with scraper blade (65) on dwang (64), scraper blade (65) contact with filter screen (62), scraper blade (65) contact with solid fixed ring (61), third bevel gear (66) have been cup jointed in the outside of dwang (64) fixedly, gu fixed mounting has second motor (67) on recovery pipe (5), the output shaft of second motor (67) rotates with recovery pipe (5) and is connected.

5. The grain drying apparatus with a heat recovery function according to claim 4, wherein: the whole of the filter screen (62) is round, and the filter screen (62) is a stainless steel close-woven screen.

6. The grain drying apparatus with a heat recovery function according to claim 4, wherein: a fourth bevel gear (68) is fixedly sleeved on the outer side of the output shaft of the second motor (67), and the fourth bevel gear (68) is meshed with the third bevel gear (66).