CN211625919U

CN211625919U - Drying and dehumidifying equipment

Info

Publication number: CN211625919U
Application number: CN202020224772.4U
Authority: CN
Inventors: 苟秋平; 牛书霞
Original assignee: Zhengzhou Onaer Cooling And Heating Technology Co ltd
Current assignee: Zhengzhou Onaer Cooling And Heating Technology Co ltd
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-10-02
Anticipated expiration: 2030-02-27

Abstract

The utility model provides a drying and dehumidifying equipment, include: the drying box is internally provided with a first partition plate and a second partition plate, the space between the first partition plate and the second partition plate is a drying area, the first partition plate and the inner wall of the drying box enclose an air supply static pressure area, the first partition plate is provided with an air supply outlet, an air supply grid is arranged at the air supply outlet, the second partition plate and the inside of the drying box enclose an air return static pressure area, the second partition plate is provided with an air return inlet, and the air return outlet is provided with an air return grid; the interior of the dehumidification box is communicated with the return air static pressure area; the air inlet of the fan is communicated with the inside of the dehumidification box, and the air outlet of the fan is communicated with the air supply static pressure area; a heat pump includes an evaporator and a condenser in communication with each other. So set up, through the regulation of air supply static nip, return air static nip, air supply grid and return air grid for the gas flow rate that enters into the drying area is stable even can be full of whole drying area, and the dead angle is not had in the stoving, improves the stoving effect of material.

Description

Drying and dehumidifying equipment

Technical Field

The utility model relates to a dehumidification technology field, more specifically say, relate to a drying and dehumidifying equipment.

Background

Along with the development of economy, the environmental protection awareness of people is strengthened increasingly, the call for environmental protection requirements is higher and higher, and energy-saving products which are beneficial to environmental protection are more and more emphasized. The heat pump drying technology is mature day by day, the heat pump dehumidification dryer utilizes a refrigerating system to cool and dehumidify damp and hot air, simultaneously recovers the water condensation latent heat of the damp and hot air to heat the air through the heat pump principle, and achieves the purposes of drying and dehumidifying through the combination of surface cooling dehumidification and heat pump (energy recovery). Drying dehydrating unit among the prior art, the function is more single, when drying to the material, all has the dead angle usually, leads to article part place to fail to be dried, lets the staff in-process of drying, still needs to carry out the turn-over with article, lets the place at dead angle can be dried by the fire, probably still can have the bacterium to get into the drying chamber during the turn-over, not only insanitary, still extravagant manpower. Therefore, how to solve the problem that the drying and dehumidifying device in the prior art has dead corners when drying materials, which easily causes incomplete drying of materials, is urgently needed to be solved by the technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can avoid drying the dead angle to improve the stoving dehumidification equipment of material stoving rate.

In order to solve the above problem, the utility model provides a drying and dehumidifying device, include: the drying box is internally provided with a first partition plate and a second partition plate which divide the drying box into three areas, the space between the first partition plate and the second partition plate is a drying area for placing materials to be dried, the first partition plate and the inner wall of the drying box enclose an air supply static pressure area, the first partition plate is provided with an air supply opening communicated with the air supply static pressure area and the drying area, the air supply opening is provided with an air supply grating, the second partition plate and the inner wall of the drying box enclose an air return static pressure area, the second partition plate is provided with an air return opening communicated with the air return static pressure area and the drying area, and the air return opening is provided with an air return grating; the interior of the dehumidification box is communicated with the return air static pressure area; the air inlet of the fan is communicated with the inside of the dehumidification box, and the air outlet of the fan is communicated with the air supply static pressure area through a connecting pipe; the heat pump, it includes the evaporimeter and the condenser of intercommunication each other, the evaporimeter with the condenser all set up in the dehumidification case, and along the flow direction of gas in the stoving dehumidification equipment, the evaporimeter is located the upper reaches of condenser.

Preferably, a flow equalizing plate is arranged at a pipe orifice at one end of the connecting pipe communicated with the air supply static pressure area.

Preferably, a fresh air inlet for fresh air to enter is formed in the dehumidifying box.

Preferably, a fresh air valve is arranged at the fresh air inlet.

Preferably, the drying device further comprises an exhaust pipe, the exhaust pipe is communicated with the drying area, and a moisture exhausting fan is arranged in the exhaust pipe.

Preferably, a blast valve is further arranged in the exhaust pipe.

Preferably, the dehumidifier further comprises an electric heating device which is arranged in the dehumidification box and is positioned at the downstream of the condenser.

Preferably, still include the base, stoving case with the dehumidification case all sets up on the base.

Preferably, an opening is formed in one end of the dehumidifying box, the open end of the dehumidifying box is buckled on one side, provided with the return air static pressure area, of the drying box, and a through hole communicated with the inside of the dehumidifying box is formed in the side wall of one side, provided with the return air static pressure area, of the drying box.

Preferably, the fan is a centrifugal fan.

The utility model provides an among the technical scheme, a drying and dehumidifying equipment, include: the drying box is internally provided with a first partition plate and a second partition plate which divide the drying box into three areas, the space between the first partition plate and the second partition plate is a drying area for placing materials to be dried, the first partition plate and the inner wall of the drying box enclose an air supply static pressure area, the first partition plate is provided with an air supply opening communicated with the air supply static pressure area and the drying area, the air supply opening is provided with an air supply grid, the second partition plate and the inner wall of the drying box enclose an air return static pressure area, the second partition plate is provided with an air return opening communicated with the air return static pressure area and the drying area, and the air return opening is provided with an; the interior of the dehumidification box is communicated with the return air static pressure area; the air inlet of the fan is communicated with the inside of the dehumidification box, and the air outlet of the fan is communicated with the air supply static pressure area through a connecting pipe; the heat pump comprises an evaporator and a condenser which are communicated with each other, the evaporator and the condenser are both arranged in the dehumidifying box, and the evaporator is positioned at the upstream of the condenser in the flowing direction of the air in the drying and dehumidifying equipment.

During the use, will treat the stoving material and place in the drying area, under the fan effect, the gas flow in the stoving dehumidification equipment, the high temperature drying gas who discharges from the gas vent of fan enters into the quiet nip of air feed, be full of the quiet nip of air feed after, gaseous air supply outlet on the first baffle enters into the drying area and treats the stoving processing from uniformly, the moisture of the material of treating the stoving is absorbed to high temperature drying gas, become high temperature high humidity gas, then enter into the quiet nip of return air from the return air inlet on the second baffle, be full of the quiet nip of return air, get into the dehumidification case from the quiet nip of return air. The high-temperature and high-humidity gas in the dehumidification box firstly flows through an evaporator of the heat pump, is condensed at the evaporator to discharge moisture, is changed into low-temperature dry gas, then flows through a condenser of the heat pump, is heated at the condenser, and finally enters a fan to enter the next cycle. So set up, through the pressure that air supply static pressure district and return air static pressure district stably got into the drying area and followed the drying area combustion gas for the gas that gets into the drying area from air supply static pressure district and flow out the return air static pressure district from the drying area flow to the gas that the speed is balanced evenly, the too big and too little problem of part wind-force in the drying area can not appear. And through the regulation of air supply grille and return air grille, make the dry wind of high temperature distribute in the drying area uniformly, dry and do not have the dead angle to make the dry wind of high temperature even flow through each corner of drying area and take away the moisture in the material and realize the stoving of material, improve the stoving effect of material.

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 these drawings without creative efforts.

Fig. 1 is a schematic structural view of a drying and dehumidifying apparatus in an embodiment of the present invention;

fig. 2 is a schematic structural view of a heat pump according to an embodiment of the present invention.

In fig. 1-2:

1. a base; 2. an air supply static pressure area; 3. a flow equalizing plate; 4. a connecting pipe; 5. an exhaust pipe; 6. an air supply valve; 7. a moisture removal fan; 8. an air supply grille; 9. an air return grille; 10. a drying zone; 11. a return air static pressure area; 12. an evaporator; 13. a fresh air valve; 14. a condenser; 15. an electric heating device; 16. an electric cabinet; 17. a centrifugal fan; 18. a compressor; 19. an expansion valve; 20. and (3) a filter.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

This concrete implementation provides one kind can avoid drying the dead angle to improve the stoving dehumidification equipment of material stoving rate.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

Referring to fig. 1 and fig. 2, an embodiment of the present invention provides a drying and dehumidifying apparatus, including a drying box, a dehumidifying box, a fan and a heat pump. Wherein, the stoving case is the box structure, and is provided with first baffle and second baffle in the stoving case, and first baffle and second baffle divide into three region with the stoving incasement portion. The space between the first partition and the second partition serves as a drying zone 10 for the material to be dried. An air supply static pressure area 2 is enclosed between one side of the first partition plate, which is far away from the drying area 10, and the inner wall of the drying box, an air supply opening which is communicated with the drying area 10 and the air supply static pressure area 2 is arranged on the first partition plate, and an air supply grating 8 is arranged on the air supply opening. A return air static pressure area 11 is enclosed between one side of the second partition board far away from the drying area 10 and the inner wall of the drying box, a return air inlet communicated with the drying area 10 and the return air static pressure area 11 is formed in the second partition board, and a return air grid 9 is arranged at the return air inlet. The supply 8 and return 9 grilles may be grille openings as known to those skilled in the art. Optionally, the grille air opening may be a door hinge type louver air opening, so that the air supply and return angles of the air supply grille 8 and the air return grille 9 are adjusted according to the position where the material is placed and the position where the air opening is located, and high-temperature dry air can better flow through the whole drying area 10 without dead angles. Preferably, the quantity of supply-air outlet and return air inlet is a plurality ofly, and a plurality of supply-air outlet distribute evenly on first baffle, and a plurality of return air inlets distribute evenly on the second baffle to make gaseous more evenly arrange into drying area 10, each supply-air outlet department all is provided with air supply grille 8, and each return air outlet department all is provided with return air grille 9. Wherein the interior of the dehumidifying box is communicated with a return air static pressure area 11. Wherein, the air inlet of the fan is communicated with the inside of the dehumidification box, the air outlet of the fan is communicated with the air supply static pressure area 2 through the connecting pipe 4, the air in the drying and dehumidification equipment circularly flows through the action of the fan, and optionally, the fan is a centrifugal fan 17.

Referring to fig. 2, the heat pump includes an evaporator 12 and a condenser 14 communicating with each other through pipes on which a compressor 18, an expansion valve 19, and a filter 20 are disposed. Both the evaporator 12 and the condenser 14 are disposed in the dehumidifying compartment, and the evaporator 12 is located upstream of the condenser 14 in the flow direction of the air in the drying and dehumidifying apparatus. The expansion valve 19 is mainly used for throttling and depressurizing, and may be an electromagnetic expansion valve. The heat pump is provided with a refrigerant therein, a high pressure end of the compressor 18 is communicated with the condenser 14, and a low pressure end of the compressor 18 is communicated with the evaporator 12. The refrigerant absorbs the heat of the external air in the evaporator 12 to raise the temperature, and the external air flowing through the surface of the evaporator 12 is condensed to discharge the moisture, and the refrigerant absorbing the heat of the external air in the evaporator 12 to raise the temperature is further heated by the compression action of the compressor 18, and then is introduced into the condenser 14 to heat the air as the air passes through the surface of the condenser 14. It should be noted that, heat exchangers known to those skilled in the art may be used for both the evaporator 12 and the condenser 14, the evaporator 12 is mainly used as a place where the refrigerant exchanges heat with the gas flowing through the evaporator 12, and the condenser 14 is mainly used as a place where the refrigerant exchanges heat with the gas flowing through the condenser 14. So set up, can force the heat to flow to high temperature object from low temperature object with the reverse circulation mode, it only consumes a small amount of reverse circulation net work, just can obtain great heat supply, can effectively utilize the low-grade heat energy that is difficult to use to reach energy-conserving purpose, what consume in the operation process of heat pump is the electric quantity of transport heat energy (mainly is the electric quantity that the compressed refrigerant needs), can retrieve gaseous condensation latent heat and locate to gas heating again in condenser 14, so that gas gets into next drying cycle, other fuels need not be consumed to whole process, do not produce any pollutant, can practice thrift the energy effectively and protect the environment, and can avoid transporting and storing the safety that appears in the fuel and to the environmental pollution problem.

During the use, will treat that the stoving material is placed in drying area 10, under the fan effect, the gas in the stoving dehumidification equipment flows, the high temperature drying gas of gas vent exhaust from the fan enters into air supply static pressure district 2, after being full of air supply static pressure district 2, gas evenly enters into drying area 10 from the supply-air outlet on the first baffle and treats the stoving material, high temperature drying gas absorbs the moisture of treating the stoving material, become high temperature high humidity gas, then enter into return air static pressure district 11 from the return air inlet on the second baffle, be full of return air static pressure district 11, from return air static pressure district 11 entering dehumidifying box. The high-temperature and high-humidity gas in the dehumidification box firstly flows through the evaporator 12 of the heat pump, is condensed at the evaporator 12 to discharge moisture, becomes low-temperature dry gas, then flows through the condenser 14 of the heat pump, is heated at the condenser 14 to raise the temperature, and finally enters the fan to enter the next cycle. So set up, through air supply static pressure district 2 and return air static pressure district 11 stable entering drying area 10 and from the gaseous pressure of drying area 10 exhaust for the gas that enters drying area 10 from air supply static pressure district and the gas that flows out to return air static pressure district from drying area 10 flow to the velocity of flow is stable even, can not appear the inside regional too big and partial regional problem of undersize of drying area 10. And through the regulation of air supply grille 8 and return air grille 9, make the dry wind of high temperature blow to each position in drying area 10 uniformly, dry and do not have the dead angle to make the dry wind of high temperature even each corner of drying area 10 of flowing through and take away the moisture in the material and realize the stoving of material, improve the stoving effect of material.

In some embodiments, a flow equalizing plate 3 is arranged at the pipe orifice of one end of the connecting pipe 4 communicated with the air supply static pressure area 2. The flow equalization plate 3 may be one known to those skilled in the art. So set up, can make the connecting pipe 4 arrange into the gas in the air supply static pressure district 2 can be more even be full of whole air supply static pressure district 2 to make the gas in the air supply static pressure district 2 enter into drying area 10 evenly, and be full of each position in drying area 10, finally reach better stoving effect.

In some embodiments, the dehumidifying box is provided with a fresh air inlet for fresh air to enter. Fresh air can be supplemented into the drying and dehumidifying equipment through the fresh air inlet. In other embodiments, a fresh air valve 13 is arranged at the fresh air inlet, and the flow and the on-off of fresh air entering the drying and dehumidifying equipment can be controlled by arranging the fresh air valve 13. Alternatively, the fresh air valve 13 may be an electric air valve.

In some embodiments, the drying and dehumidifying apparatus further includes an exhaust pipe 5, the exhaust pipe 5 is communicated with the drying zone 10, and a dehumidifying fan 7 is disposed in the exhaust pipe 5. With the arrangement, when the temperature in the drying area 10 is too high, the moisture exhaust fan 7 can be opened to exhaust part of high-temperature gas in the drying area 10, so as to keep the temperature in the drying area 10 constant. In other embodiments, a blow valve 6 is further provided in the exhaust pipe 5. The flow and the on-off of high-temperature gas discharged outwards from the drying area 10 can be controlled by arranging the air supply valve 6, so that the effect of further adjusting the temperature of the drying area 10 is achieved. Alternatively, the blast valve 6 may be an electric blast valve.

In some embodiments, the drying and dehumidifying apparatus further includes an electric heating device 15, and the electric heating device 15 is disposed in the dehumidifying tank and is located downstream of the condenser 14. With this arrangement, when the drying temperature in the drying zone 10 is insufficient, the electric heating device 15 can be turned on to further raise the temperature of the gas entering the drying zone 10, thereby keeping the temperature in the drying zone 10 constant. The electric heating device 15 may be an electric heating tube or the like known to those skilled in the art. An electric cabinet 16 for controlling the operating states of the electric heating device 15, the fan, etc. may be installed outside the dehumidifying box.

In some embodiments, the drying and dehumidifying apparatus further includes a base 1, and the drying box and the dehumidifying box are both disposed on the base 1. So set up, the equal integrated equipment of all accessories is on a base 1, and drying and dehumidification equipment's occupation space is littleer, is convenient for install management and maintenance. Referring to fig. 1, optionally, an opening is formed at one end of the dehumidifying box, the open end of the dehumidifying box is fastened to one side of the drying box where the return air static pressure region 11 is formed, and a through hole communicated with the inside of the dehumidifying box is formed in a side wall of one side of the drying box where the return air static pressure region 11 is formed.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a stoving dehumidification equipment which characterized in that includes:

the drying box is internally provided with a first partition plate and a second partition plate which divide the drying box into three areas, the space between the first partition plate and the second partition plate is a drying area (10) for placing materials to be dried, the first partition plate and the inner wall of the drying box enclose an air supply static pressure area (2), the first partition plate is provided with an air supply opening communicated with the air supply static pressure area (2) and the drying area (10), the air supply opening is provided with an air supply grid (8), the second partition plate and the inner wall of the drying box enclose an air return static pressure area (11), the second partition plate is provided with an air return opening communicated with the air return static pressure area (11) and the drying area (10), and the air return opening is provided with an air return grid (9);

the interior of the dehumidification box is communicated with the return air static pressure area (11);

the air inlet of the fan is communicated with the inside of the dehumidification box, and the air outlet of the fan is communicated with the air supply static pressure area (2) through a connecting pipe (4);

the heat pump comprises an evaporator (12) and a condenser (14) which are communicated with each other, wherein the evaporator (12) and the condenser (14) are arranged in the dehumidification box, and in the flowing direction of gas in the drying and dehumidification equipment, the evaporator (12) is positioned at the upstream of the condenser (14).

2. The drying and dehumidifying device according to claim 1, wherein a flow equalizing plate (3) is disposed at a pipe orifice of one end of the connecting pipe (4) communicated with the blowing static pressure region (2).

3. The drying and dehumidifying device as claimed in claim 1, wherein the dehumidifying box is provided with a fresh air inlet for fresh air to enter.

4. A drying and dehumidifying device as claimed in claim 3, wherein a fresh air valve (13) is provided at the fresh air inlet.

5. The drying and dehumidifying device according to claim 1, further comprising an exhaust duct (5), wherein the exhaust duct (5) is communicated with the drying zone (10), and a dehumidifying fan (7) is disposed in the exhaust duct (5).

6. Drying and dehumidifying device according to claim 5, wherein a blow valve (6) is further provided in the exhaust duct (5).

7. Drying and dehumidifying device according to claim 1, further comprising an electric heating device (15), said electric heating device (15) being arranged inside said dehumidifying tank downstream of said condenser (14).

8. The drying and dehumidifying device according to claim 1, further comprising a base (1), wherein the drying box and the dehumidifying box are both disposed on the base (1).

9. The drying and dehumidifying device as claimed in claim 1, wherein an opening is formed at one end of the dehumidifying box, the open end of the dehumidifying box is fastened to one side of the drying box where the return air static pressure region (11) is formed, and a through hole communicated with the inside of the dehumidifying box is formed in a side wall of one side of the drying box where the return air static pressure region (11) is formed.

10. Drying and dehumidifying device according to claim 1, characterized in that the fan is a centrifugal fan (17).