CN211373133U - Air-source heat pump dynamic drying equipment - Google Patents
Air-source heat pump dynamic drying equipment Download PDFInfo
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- CN211373133U CN211373133U CN201922244447.4U CN201922244447U CN211373133U CN 211373133 U CN211373133 U CN 211373133U CN 201922244447 U CN201922244447 U CN 201922244447U CN 211373133 U CN211373133 U CN 211373133U
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Abstract
The utility model discloses an air energy heat pump dynamic drying device, belonging to the technical field of agricultural product processing machinery; the device mainly comprises an air energy heat pump, a material distributor, a dynamic conveying line, an oven and a material discharger, wherein the material distributor and the material discharger are respectively positioned at the front end and the rear end of the device; the material is conveyed to the material loading layer through the material distributing machine in sequence, then conveyed to a conveying mesh belt in the drying oven from the material loading layer through the material loading layer from the material inlet, the air heated by the air energy heat pump is conveyed into the drying oven, then the material is dynamically dried, and the dried material is conveyed to the discharging machine from the conveying mesh belt at the lowest layer through the material outlet; compared with the prior art, the utility model discloses but heat recycle can not cause the pollution to the environment in the production process, and degree of automation is high, can realize the continuous production operation, and production efficiency is high, is favorable to saving the labour, and reduction in production cost can effectively avoid the incident to take place.
Description
Technical Field
The utility model belongs to the technical field of agricultural product processing machinery technique and specifically relates to an air energy heat pump developments drying equipment is related to.
Background
The agricultural product processing industry is an important component of national economy in China, is continuation, deepening and development of agricultural production, is a link between the agricultural production and the market, and is an indispensable important link for the commercialization of agricultural products. With the development of market economy, the deep processing and comprehensive utilization of agricultural products are more and more important, which is an objective requirement and a necessary trend of economic development in China. Drying is an important means for storing agricultural products and is also an important agricultural product processing technology. Traditional static drying equipment generally adopts devices such as gridion, overware splendid attire material or devices such as stores pylon peg to hang the material, and it is high to the requirement of labour with the ejection of compact process to feed, and the process of feeding is difficult to guarantee uniformity and homogeneity. The heat source of the traditional curing barn generally adopts heat-generating devices such as coal, biomass fuel, gas and electric heat, and has the problems of environmental pollution, secondary pollution to dried materials, high operation cost, low system energy efficiency coefficient and safety coefficient and the like. The limitations of the traditional curing barn influence the drying quality of the product and the yield of the drying equipment in unit time to a certain extent, are not beneficial to the requirement of large-scale and continuous industrial production in the processing process of agricultural products, and are also not beneficial to meeting the national requirements on energy conservation and environmental protection in the production process.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an aim at overcoming the not enough of above background art existence, provide an air energy heat pump developments drying equipment for solve traditional drying equipment degree of automation low, inefficiency, heat source with high costs, pollute serious scheduling problem.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
an air energy heat pump dynamic drying device comprises a material distributor, a dynamic conveying line, an oven and a material outlet machine, wherein the material distributor and the material outlet machine are respectively positioned at the front end and the rear end of the drying device; the method is characterized in that:
the upper layer and the lower layer of the oven are respectively an air return bin and an air inlet bin; the rear part and two sides of the air inlet bin are respectively provided with a discharge hole and a heating bin; a plurality of air energy heat pumps are arranged on the outer side of the heating bin, and each air energy heat pump is provided with an air return inlet and an air outlet; an air supply fan communicated with the air inlet bin and the heating bin is arranged in the heating bin; the front part, the top part and two sides of the air return bin are respectively provided with a feeding hole, a plurality of moisture removing fans and a plurality of air return fans; the air supply fans, the return air fans and the air energy heat pumps are all consistent in quantity, wherein the air energy heat pumps are arranged on two sides of the heating bin and distributed in a staggered mode, the air supply fans and the air energy heat pumps are distributed in a staggered mode, and each return air fan is communicated with a return air inlet of one air energy heat pump through a return air pipe;
the dynamic conveying line comprises a feeding layer, a conveying mesh belt with an odd number of total layers, a speed reducing motor and a chain transmission device; the conveying mesh belt is arranged at the middle layer of the oven, and each layer of conveying mesh belt tends to be parallel to the ground and is driven by a speed reducing motor and a chain transmission device; the conveying mesh belts are arranged from top to bottom in a singular number, the front ends of the conveying mesh belts are closer to the feeding hole, and the direction of conveying materials is backward; the conveying mesh belts are arranged into a plurality of numbers from top to bottom, the rear ends of the conveying mesh belts are closer to the discharge hole, and the direction of conveying materials is forward; the rear end of the lowermost layer conveying mesh belt is connected with a discharging machine through a discharging hole; in the drying process, the materials are conveyed to the feeding layer through the material distributor, then conveyed to the conveying mesh belt in the drying oven from the feeding port through the feeding layer, dynamic drying is carried out, and the dried materials are conveyed to the discharging machine through the discharging port by the conveying mesh belt at the lowest layer.
As a preferred scheme, the conveying mesh belts are seven layers, namely a first layer of conveying mesh belt, a second layer of conveying mesh belt, a third layer of conveying mesh belt, a fourth layer of conveying mesh belt, a fifth layer of conveying mesh belt, a sixth layer of conveying mesh belt and a seventh layer of conveying mesh belt; the rear end of the seventh layer of conveying mesh belt is connected with a discharging machine through a discharging hole; the seven layers of conveying mesh belts ensure that the materials can be fully circulated in the drying oven and dynamically reciprocate so as to achieve a better drying effect.
As a preferred scheme, the oven comprises a frame structure, the outer side of the frame structure is provided with a heat insulation plate, the heat insulation plate on the outer side of the frame structure reduces heat loss to the outside of the oven, and heat energy is effectively saved.
As a preferred scheme, the discharging machine is positioned right below the rear end of the seventh layer of conveying mesh belt, and the direction of the discharging machine is vertical to that of the seventh layer of conveying mesh belt; design like this, be favorable to the material after the stoving directly to carry to next process through machinery, do not need artifical transport.
As a preferred scheme, the drying equipment further comprises a cooling bed, wherein the feeding end of the cooling bed is positioned below the discharging end of the discharging machine, and the direction of the feeding end of the cooling bed is vertical to that of the discharging machine; the cooling bed is used for cooling the dried material to room temperature and then conveying the dried material to the next working procedure.
As a preferred scheme, the drying equipment further comprises a material stirring roller arranged on the material loading layer, the material stirring roller is driven by a speed reducing motor, and the rotating speed and the height of the material stirring roller are adjustable; the material stirring roller can be used for paving materials with uneven upper material layers, so that the uniformity of the thickness of the paved materials is ensured, and the drying efficiency of subsequent materials is improved.
As a preferred scheme, the drying equipment further comprises a dust screen arranged outside the return air fan; the dust screen is arranged, so that the dust generated in the drying oven can be prevented from entering the air energy heat pump to cause damage to the equipment, the equipment failure rate is favorably reduced, and the service life of the equipment is prolonged.
As a preferred scheme, the drying equipment further comprises fire-fighting spraying systems arranged on two sides of each layer of conveying mesh belt; if the fire happens when the materials are dried, the fire can be extinguished by spraying through the fire-fighting spraying system, and the safety and reliability of the equipment are improved.
The utility model discloses a working method as follows:
when the air energy heat pump dynamic drying equipment works, materials are firstly sent into a hopper of a distributing machine, after the materials are collected and restrained by the hopper, the materials fall onto a swing type conveying belt of the distributing machine under the action of gravity, the swing type conveying belt conveys the materials to an upper material layer uniformly and loosely, the front end of the upper material layer is installed on the ground, the rear end of the upper material layer is fixed at a feeding port, the materials move obliquely upwards along with the upper material layer under the driving of an independent speed reduction motor, when the materials pass through a material shifting roller, the material shifting roller generates rotary motion under the driving of the speed reduction motor, the material shifting roller shifts the materials through the rotary motion, uneven materials are shifted, and the thickness of the materials entering the equipment is ensured to be consistent; when the material moves to the top of the upper material layer, the material falls to the first layer of conveying mesh belt under the action of self-gravity and continues moving backwards along with the first layer of conveying mesh belt, and when the material moves to the rear end of the first layer of conveying mesh belt, the material falls to the second layer of conveying mesh belt under the action of gravity and moves forwards along with the mesh belt, and the operation is repeated until the material leaves the seventh layer of conveying mesh belt.
When the air energy heat pump dynamic drying equipment works, the air energy heat pump continuously heats circulating air, and the hot air is sent into the heating bin, the hot air is fully mixed in the heating bin, and the hot air is sent into the conveying mesh belt bottom space inside the drying oven through the air supply fan, under the action of the pressure of the fan, the hot air passes through materials on each layer of conveying belt from bottom to top layer by layer, the materials are heated, water evaporated after the materials are heated is taken away, the wet hot air passing through each layer of materials reaches the air return bin, and the wet hot air is sent back to the air energy heat pump through the air return pipeline by the air return fan to be circularly heated. The humidity of the air in the dynamic conveying line can be continuously increased along with the continuous evaporation of the moisture of the materials, and when the humidity in the dynamic conveying line reaches a set value, the moisture exhaust fan is started to exhaust the wet air out of the machine;
through the steps, the dried material falls to the discharging machine from the rear end of the seventh layer and is conveyed to the cooling bed by the discharging machine, and the high-temperature material is naturally cooled on the cooling bed and conveyed to the next production link after being cooled to room temperature.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an air energy heat pump provides the heat source, and the production process discarded object does not have the emission, and heat cycle uses, and damp and hot waste gas waste heat recovery, therefore green can not cause the pollution to the environment.
2. The utility model discloses an air energy heat pump stoving dynamic apparatus degree of automation is high, can realize the continuous production operation, and production efficiency is high, is favorable to saving the labour, reduction in production cost.
3. The utility model discloses a well low temperature drying technique falls dangerous coefficient such as material spontaneous combustion, dust explosion to minimum, therefore whole production process safe and reliable can effectively avoid the incident to take place.
4. The utility model discloses an equipment commonality is stronger, and is applicable in the material stoving of different types and different technological requirements, promotes and uses easily.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic top view of the dynamic drying equipment of air-source heat pump of the present invention.
Fig. 2 is a schematic sectional view a-a of the air-source heat pump dynamic drying apparatus in fig. 1.
Fig. 3 is a schematic sectional view B-B of the air-source heat pump dynamic drying apparatus in fig. 1.
In the figure: 1-distributing machine, 101-oscillating conveyer belt; 2-dynamic conveying line; 201-kick-off roller; 202, loading a material layer; 203-a first layer of conveying mesh belt; 204-a second layer of conveying mesh belt; 205-third layer of foraminous conveyor belt; 206-fourth layer of conveyer belt; 207-fifth layer foraminous conveyor belt; 208-sixth layer of conveying net belt; 209-seventh layer conveying net belt; 210-a heat-insulating board; 211-frame construction; 212-return air duct; 213-a reduction motor; 214-chain drive; 215-feed inlet; 216-a discharge hole; 217-heating chamber; 218-an air inlet bin; 219-return air bin; 220-dust screen; 300-baking oven; 3-air energy heat pump; 4, a discharging machine; 5, cooling a bed; 6-return air fan; 7-moisture removal fan; 8, an air supply fan; 9-fire sprinkler system.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention. In the following description, for the sake of clarity of illustrating the structure and operation of the present invention, reference will be made to the accompanying drawings by means of directional terms, but the terms "front", "rear", "left", "right", "up", "down", etc. should be construed as convenient terms and not as limitative terms.
The air energy heat pump dynamic drying equipment shown in fig. 1-3 comprises a material distributor 1, a dynamic conveying line 2, an oven 300 and a material discharging machine 4, wherein the material distributor 1 and the material discharging machine 4 are respectively positioned at the front end and the rear end of the drying equipment; the method is characterized in that:
the upper layer and the lower layer of the oven 300 are respectively an air return bin 219 and an air inlet bin 218; the rear part and two sides of the air inlet bin 218 are respectively provided with a discharge hole 216 and a heating bin 217; a plurality of air energy heat pumps 3 are arranged on the outer side of the heating bin 217, and each air energy heat pump 3 is provided with an air return inlet and an air outlet; an air supply fan 8 communicated with the air inlet bin 218 and the heating bin 217 is arranged in the heating bin 217; the front part, the top part and two sides of the air return bin 219 are respectively provided with a feeding hole 215, a plurality of moisture exhausting fans 7 and a plurality of air return fans 6; the number of the air supply fans 8, the number of the air return fans 6 and the number of the air energy heat pumps 3 are all the same, wherein the air energy heat pumps 3 are arranged on two sides of the heating bin and are distributed in a staggered manner, the air supply fans 8 and the air energy heat pumps 3 are distributed in a staggered manner, and each air return fan 6 is communicated with the air return opening of one air energy heat pump 3 through an air return pipe 212; the moisture exhausting fans 7 are uniformly distributed on the top of the air return bin 219 in the front-back direction;
the dynamic conveying line 2 comprises a material loading layer 202, a conveying mesh belt with an odd number of total layers, a speed reducing motor 213 and a chain transmission device 214; the front end of the upper material layer 202 is arranged on the ground, and the rear end is fixed at the feed inlet 215 and is driven by an independent speed reducing motor 213; the conveying mesh belts are arranged at the middle layer position of the oven 300, and each layer of conveying mesh belt tends to be parallel to the ground and is driven by the speed reducing motor 213 and the chain transmission device 214; the conveying mesh belts are arranged from top to bottom in a singular number, the front ends of the conveying mesh belts are closer to the feed port 215, and the conveying direction of the materials is backward; the conveying mesh belts are arranged into a double number from top to bottom, the rear ends of the conveying mesh belts are closer to the discharge hole 216, and the direction of conveying materials is forward; the rear end of the lowest layer conveying mesh belt is connected with the discharging machine 4 through a discharging hole 216;
in the drying process, the material is conveyed to the upper material layer 202 through the material distributor 1, and then conveyed to the conveying mesh belt in the oven 300 from the feeding port 215 through the upper material layer 202 for dynamic drying, and the dried material is conveyed to the discharging machine 4 through the discharging port 216 by the conveying mesh belt at the lowest layer.
The conveying mesh belts are seven layers and sequentially comprise a first layer of conveying mesh belt 203, a second layer of conveying mesh belt 204, a third layer of conveying mesh belt 205, a fourth layer of conveying mesh belt 206, a fifth layer of conveying mesh belt 207, a sixth layer of conveying mesh belt 208 and a seventh layer of conveying mesh belt 209; the rear end of the seventh layer of conveying mesh belt 209 is connected with the discharging machine 4 through a discharging hole 216.
The oven 300 comprises a frame structure 211, and an insulation board 210 is arranged on the outer side of the frame structure 211.
The discharging machine 4 is positioned right below the rear end of the seventh layer of conveying mesh belt 209 and the direction of the discharging machine is vertical to that of the seventh layer of conveying mesh belt 209.
The drying equipment further comprises a cooling bed 5, wherein the feeding end of the cooling bed 5 is positioned below the discharging end of the discharging machine 4, and the direction of the feeding end is vertical to that of the discharging machine 4.
The drying equipment also comprises a material stirring roller 201 arranged on the material loading layer 202, wherein the material stirring roller 201 is driven by an independent speed reducing motor 213, and the rotating speed and the height of the material stirring roller are adjustable.
The drying device further comprises a dust screen 220 arranged outside the return air fan 6.
The drying equipment also comprises fire-fighting spraying systems 9 arranged on two sides of each layer of conveying mesh belt.
The utility model discloses a working method as follows:
when the air energy heat pump dynamic drying equipment works, materials are firstly sent into a hopper of the distributing machine 1, after the materials are collected and restrained by the hopper, the materials fall onto a swing type conveying belt of the distributing machine 1 under the action of gravity, the swing type conveying belt conveys the materials to an upper material layer 202 uniformly and loosely, the front end of the upper material layer 202 is installed on the ground, the rear end of the upper material layer is fixed at a feed port 215, the materials move obliquely upwards along with an upper material layer 22 under the driving of an independent speed reducing motor 213, when passing through a material shifting roller 201, the material shifting roller 201 generates rotary motion under the driving of the independent speed reducing motor 213, and material shifting pieces on the material shifting roller 213 sequentially shift the materials through the rotary motion, so that uneven materials are shifted to be flat, and the thickness of the materials entering the equipment is consistent; when the material moves to the top of the upper material layer 202, the material falls to the first layer of conveying mesh belt 203 under the action of gravity and continues moving backwards along with the first layer of conveying mesh belt 203, and when the material moves to the rear end of the first layer of conveying mesh belt 203, the material falls to the second layer of conveying mesh belt 204 under the action of gravity and moves forwards along with the mesh belts, and the process is repeated until the material leaves the seventh layer of conveying mesh belt 209.
When the dynamic drying equipment of the air energy heat pump 3 works, the air energy heat pump 3 continuously heats the circulating air, and the hot air is sent into the heating bin 217 of the oven 300, the hot air is fully mixed in the heating bin 217, and the hot air is sent into the bottom space of the conveying mesh belt inside the oven 300 through the air supply fan 8, under the action of the pressure of the fan, the hot air passes through the materials on the conveying belts of each layer from bottom to top layer by layer, the materials are heated, the moisture evaporated after the materials are heated is taken away, the wet hot air passing through the materials of each layer reaches the air return bin 219, and is sent back to the air energy heat pump 3 through the air return pipe 212 by the air return fan 6 to be circularly heated. As the moisture of the material is continuously evaporated, the humidity of the air inside the oven 300 is continuously increased, and when the humidity inside the oven 300 reaches a set value, the humidity-discharging fan 7 is turned on to discharge the humid air outside the oven.
Through the steps, the dried material falls to the discharging machine 4 from the rear end of the seventh layer material conveying mesh belt 209 and is conveyed to the cooling bed 5 by the discharging machine 4, and the high-temperature material is naturally cooled on the cooling bed 5 and conveyed to the next production link after being cooled to the room temperature.
In the above embodiment, the air-source heat pump 3, the dehumidifying fan 7, the air supply fan 8, the return air fan 6, and other components are all commercially available devices.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An air energy heat pump dynamic drying device comprises a material distributor (1), a dynamic conveying line (2), an oven (300) and a material discharging machine (4), wherein the material distributor (1) and the material discharging machine (4) are respectively positioned at the front end and the rear end of the drying device; the method is characterized in that:
the upper layer and the lower layer of the oven (300) are respectively provided with an air return bin (219) and an air inlet bin (218); the rear part and two sides of the air inlet bin (218) are respectively provided with a discharge hole (216) and a heating bin (217); a plurality of air energy heat pumps (3) are arranged on the outer side of the heating bin (217), and each air energy heat pump (3) is provided with an air return inlet and an air outlet; an air supply fan (8) communicated with the air inlet bin (218) and the heating bin (217) is arranged in the heating bin (217); the front part, the top part and two sides of the air return bin (219) are respectively provided with a feed inlet (215), a plurality of moisture removal fans (7) and a plurality of air return fans (6); the air supply fans (8), the return air fans (6) and the air energy heat pumps (3) are consistent in quantity, wherein the air energy heat pumps (3) are arranged on two sides of the heating bin and distributed in a staggered mode, the air supply fans (8) and the air energy heat pumps (3) are distributed in a staggered mode, and each return air fan (6) is communicated with a return air inlet of one air energy heat pump (3) through a return air pipe (212);
the dynamic conveying line (2) comprises a material loading layer (202), a conveying mesh belt with an odd total number of layers, a speed reducing motor (213) and a chain transmission device (214); the conveying mesh belt is arranged at the middle layer position of the oven (300), and each layer of conveying mesh belt is parallel to the horizontal plane and is driven by a speed reducing motor (213) and a chain transmission device (214); the conveying mesh belts are arranged from top to bottom in a singular number, the front ends of the conveying mesh belts are closer to the feed inlet (215), and the conveying direction of the materials is backward; the conveying mesh belts are arranged into even numbers from top to bottom, the rear ends of the conveying mesh belts are closer to the discharge hole (216), and the direction of conveyed materials is forward.
2. The air-source heat pump dynamic drying equipment as claimed in claim 1, wherein: the conveying mesh belts are seven layers and sequentially comprise a first layer of conveying mesh belt (203), a second layer of conveying mesh belt (204), a third layer of conveying mesh belt (205), a fourth layer of conveying mesh belt (206), a fifth layer of conveying mesh belt (207), a sixth layer of conveying mesh belt (208) and a seventh layer of conveying mesh belt (209); the rear end of the seventh layer of conveying mesh belt (209) is connected with a discharging machine (4) through a discharging hole (216).
3. The air-source heat pump dynamic drying equipment as claimed in claim 1, wherein: the oven (300) comprises a frame structure (211), and a heat insulation plate (210) is arranged on the outer side of the frame structure (211).
4. The air-source heat pump dynamic drying equipment as claimed in claim 2, wherein: and the discharging machine (4) is positioned right below the rear end of the seventh layer of conveying mesh belt (209), and the direction of the discharging machine is vertical to that of the seventh layer of conveying mesh belt (209).
5. The air-source heat pump dynamic drying equipment as claimed in claim 4, wherein: the material-feeding device is characterized by further comprising a cooling bed (5), wherein the material-feeding end of the cooling bed (5) is positioned below the material-discharging end of the material-discharging machine (4), and the direction of the material-feeding end is vertical to that of the material-discharging machine (4).
6. The air-source heat pump dynamic drying equipment as claimed in any one of claims 1 to 5, wherein: the material stirring device also comprises a material stirring roller (201) arranged on the upper material layer (202).
7. The air-source heat pump dynamic drying equipment as claimed in any one of claims 1 to 5, wherein: the dust-proof device also comprises a dust-proof net (220) arranged on the outer side of the return air fan (6).
8. The air-source heat pump dynamic drying equipment as claimed in any one of claims 1 to 5, wherein: and the system also comprises fire-fighting spraying systems (9) arranged at two sides of each layer of conveying net belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922244447.4U CN211373133U (en) | 2019-12-13 | 2019-12-13 | Air-source heat pump dynamic drying equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922244447.4U CN211373133U (en) | 2019-12-13 | 2019-12-13 | Air-source heat pump dynamic drying equipment |
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| CN211373133U true CN211373133U (en) | 2020-08-28 |
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| CN201922244447.4U Active CN211373133U (en) | 2019-12-13 | 2019-12-13 | Air-source heat pump dynamic drying equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115560574A (en) * | 2022-10-14 | 2023-01-03 | 青岛理工大学 | Rhizome class traditional chinese medicine drying equipment |
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2019
- 2019-12-13 CN CN201922244447.4U patent/CN211373133U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115560574A (en) * | 2022-10-14 | 2023-01-03 | 青岛理工大学 | Rhizome class traditional chinese medicine drying equipment |
| CN115560574B (en) * | 2022-10-14 | 2023-12-15 | 青岛理工大学 | Rhizome class traditional chinese medicine drying equipment |
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