CN212076808U

CN212076808U - Drying machine heat pump mechanism capable of efficiently utilizing heat

Info

Publication number: CN212076808U
Application number: CN201922311179.3U
Authority: CN
Inventors: 路进宁; 张建中; 徐晓军
Original assignee: Changqing Environmental Technology Taicang Co ltd
Current assignee: Suzhou Changqing Intelligent Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-12-04
Anticipated expiration: 2029-12-20

Abstract

A drying machine heat pump mechanism capable of efficiently utilizing heat comprises a heat pump frame, a filter screen, a first heat pump dehumidification unit and a second heat pump dehumidification unit, wherein the filter screen is arranged in the heat pump frame; the first heat pump dehumidification unit and the second heat pump dehumidification unit respectively comprise a transverse condenser, a first heat regenerator, a first vertical condenser, a first compressor, a first heat exchanger, a second compressor, a second heat exchanger and a first evaporator. The drying machine heat pump mechanism for efficiently utilizing heat of the utility model adopts a dehumidifying heat pump to perform air dehumidifying and heating in the sludge dehumidifying and drying machine-sludge drying process to achieve sludge drying; convection hot air drying, namely drying hot air is used as a drying medium, and water in sludge absorbs heat waves in the air and is vaporized into the air so as to achieve the aim of drying; the air is a heat-carrying wet medium for convection drying, and can be other media, so that the sludge can be efficiently dehumidified and dried.

Description

Drying machine heat pump mechanism capable of efficiently utilizing heat

Technical Field

The utility model belongs to the technical field of solid waste handles and utilizes multipurposely, specifically, relate to a mummification machine heat pump mechanism that heat high efficiency utilized.

Background

Along with the large-scale construction and operation of sewage treatment plants in China, the sludge yield is greatly increased, the threat to environmental pollution is more and more serious, the water content of the dewatered sludge is mostly higher than 80%, the dewatered sludge contains a large amount of toxic and harmful substances, the properties are unstable, and the sludge is difficult to recycle, so that proper drying treatment is necessary before composting or incineration and other final treatment, and a low-temperature heat pump drying technology in the drying technology has the unique advantages of small occupied area, high drying efficiency and small pollution to the environment.

The low-temperature drying equipment adopts the technical principle of a dehumidification heat pump, unsaturated dry air is heated by utilizing a condenser end of a heat pump system and then is subjected to moisture-heat exchange with wet sludge, saturated wet air is dehumidified at an evaporator end of the heat pump system, unsaturated dry air is formed again to be heated, and the sludge is dried in the repeated circulation process.

In general, the existing sludge drying machine has the following defects:

1. the energy consumption is high, the drying is an energy net consumption process, steam or heat conducting oil is used as a heat source, a large amount of petrochemical energy is consumed, and the energy consumption cost generally accounts for more than 80% of the total treatment cost; the existing drying equipment adopts a heating and dehumidifying mode, so that the energy utilization rate is low; the steam consumption is about 1.5 tons per ton of water evaporated, and the electricity consumption is about 70 kw.h;

2. the existing high-temperature flue gas waste heat drying has high drying temperature, large dust amount and difficult treatment of discharged tail gas;

3. the method has safety risk, the drying temperature of more than 100 ℃ has safety risk, and the nitrogen adding mode is usually adopted to reduce the oxygen content in the sludge drying process to avoid explosion;

4. the method is not environment-friendly, discharges a large amount of odor, and needs to build a responsible tail gas treatment system; the drying workshop has poor working environment; a heat source is supplied in the drying process by a boiler, a large amount of tail gas is discharged, and the problem of secondary sludge is solved;

5. the drying process is complex, a sticky area exists, the number of wearing parts of the device is large, and the maintenance amount is large.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a mummification heat pump mechanism of high-efficient utilization of heat, solved.

The technical scheme is as follows: the utility model provides a drying machine heat pump mechanism with high-efficient heat utilization, which comprises a heat pump frame, a filter screen, a first heat pump dehumidification unit and a second heat pump dehumidification unit, wherein the filter screen is arranged in the heat pump frame; the first heat pump dehumidification unit and the second heat pump dehumidification unit respectively comprise a transverse condenser, a first heat regenerator, a first vertical condenser, a first compressor, a first heat exchanger, a second compressor, a second heat exchanger and a first evaporator, and the heat pump frame is divided into four layers from bottom to top, and the four layers are respectively: the horizontal condenser is arranged on the fourth layer, the filter screen is arranged on the third layer, the first heat regenerator, the first vertical condenser, the first compressor and the first heat exchanger are arranged on the second layer, and the second compressor, the second heat exchanger and the first evaporator are arranged on the first layer.

Further, foretell high-efficient mummification machine heat pump mechanism who utilizes of heat, the heat pump frame is cuboid frame construction structure, the heat pump frame upper shield is equipped with the shrouding.

Furthermore, the drying machine heat pump mechanism capable of efficiently utilizing heat is characterized in that a first wind-blocking baffle is arranged on the first layer, the first wind-blocking baffle is obliquely arranged, and the upper end face of the first wind-blocking baffle is attached to the lower end face of the second layer.

Further, in the drying machine heat pump mechanism with high heat utilization efficiency, the second compressor and the second heat exchanger are arranged in parallel, and the second compressor and the second heat exchanger are located between the first evaporator and the first choke baffle.

Furthermore, according to the drying machine heat pump mechanism with the efficient heat utilization function, the first compressor and the first heat exchanger are arranged in parallel, the first vertical condenser is located on one side, close to the side wall of the heat pump frame, of the first heat regenerator, and the first compressor and the first heat exchanger are located on the other side, far away from the side wall of the heat pump frame, of the first heat regenerator.

Further, foretell mummification heat pump machine of high-efficient utilization of heat constructs, the filter screen is reciprocating turn back the form to the filter screen sets up along heat pump frame, the filter screen is located under horizontal condenser.

Furthermore, the bottom of the heat pump frame is provided with a drain pipe.

Further, according to the drying machine heat pump mechanism capable of efficiently utilizing heat, a partition plate is arranged between the second layer and the third layer.

Furthermore, the upper end of the filter screen is positioned in the first layer.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: the drying machine heat pump mechanism for efficiently utilizing heat of the utility model adopts a dehumidifying heat pump to perform air dehumidifying and heating in the sludge dehumidifying and drying machine-sludge drying process to achieve sludge drying; convection hot air drying, namely drying hot air is used as a drying medium, and water in sludge absorbs heat waves in the air and is vaporized into the air so as to achieve the aim of drying; the air is a heat-carrying wet medium which is dried by convection, and can also be other media; the drying of the sludge dehumidifying heat pump is realized by utilizing a refrigeration system to cool and dehumidify a time controller from a drying chamber and simultaneously recover latent heat of condensation of moisture through a heat pump principle to heat air so as to achieve the purpose of drying materials. The dehumidification heat pump drying is the combination of dehumidification (dampness removal drying) and heat pump (energy recovery), and is the cyclic utilization of energy in the drying process; the drying of the sludge dehumidifying heat pump is different from the traditional sludge hot air drying in the air circulation mode and the air dehumidifying mode of the drying chamber. When the dehumidifying heat pump is used for drying, air is in closed circulation between the drying chamber and the dehumidifying heat drying agent (no waste heat and waste gas are discharged); the traditional hot air drying is an open system which heats air in a drying chamber by using a heat source and discharges the air after moisture absorption, and the energy utilization rate is low by 20-50%.

Drawings

FIG. 1 is a schematic structural view of an energy-saving and environment-friendly automatic belt type sludge drying machine of the present invention;

FIG. 2 is a schematic structural view of a second energy-saving and environment-friendly automatic belt type sludge drying machine of the present invention;

FIG. 3 is a third schematic structural view of the energy-saving and environment-friendly automatic belt type sludge drying machine of the present invention;

fig. 4 is a schematic structural diagram of the stirring device according to the present invention;

fig. 5 is a schematic structural view of the slitting and granulating mechanism of the present invention;

fig. 6 is a schematic structural view of the slitting shaft according to the present invention;

fig. 7 is a schematic structural view of a copper comb according to the present invention;

fig. 8 is a schematic structural view of a heat pump mechanism according to the present invention;

fig. 9 is a schematic structural view of a mesh belt conveying mechanism according to the present invention;

FIG. 10 is a schematic structural view of the upper sludge conveying assembly or the lower sludge conveying assembly according to the present invention;

FIG. 11 is a partial enlarged view of the upper sludge conveying assembly or the lower sludge conveying assembly according to the present invention;

fig. 12 is a schematic structural diagram of the discharging mechanism of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

The energy-saving and environment-friendly automatic belt type sludge drying machine shown in figures 1 and 2 comprises a storage bin 10, a slitting and granulating mechanism 1, a heat pump mechanism 2, a mesh belt conveying mechanism 3, a discharging mechanism 4, an external sealing box body 5 and a group of box doors 6, the group of box doors 6 are arranged on the external sealing box body 5, the slitting and granulating mechanism 1 is arranged on the upper end part of the external sealing box body 5, and the slitting and granulating mechanism 1 is positioned at one side of the external sealing box body 5, the storage bin 10 is arranged on the slitting and granulating mechanism 1, the slitting and granulating mechanism 1 is positioned right above one side of the mesh belt conveying mechanism 3, the heat pump mechanism 2, the mesh belt conveying mechanism 3 and the discharging mechanism 4 are all arranged in an external sealing box body 5, the discharging mechanism 4 is located at the tail end of the mesh belt conveying mechanism 3, and the heat pump mechanism 2 and the mesh belt conveying mechanism 3 are arranged in parallel along the vertical direction.

As shown in fig. 3-7, the drying machine comprises a storage bin 10 and a strip cutting and granulating mechanism 1, wherein the storage bin 10 is arranged on a shell of the drying machine, the strip cutting and granulating mechanism 1 is arranged on the drying machine, and the strip cutting and granulating mechanism 1 is positioned right below the storage bin 10; the slitting granulation mechanism 1 comprises a slitting granulation box body 103, a stirring driving device 104, two symmetrically arranged stirring devices 105, two symmetrically arranged slitting shafts 106, two symmetrically arranged copper combs 107 and a slitting granulation driving device 108, the slitting granulation box body 103 is fixedly arranged on a drying machine, the stirring driving device 104 and the slitting granulation driving device 108 are respectively arranged on two opposite outer walls of the slitting granulation box body 103, the two symmetrically arranged stirring devices 105, the two symmetrically arranged slitting shafts 106 and the two symmetrically arranged copper combs 107 are all arranged in the slitting granulation box body 103, the two symmetrically arranged stirring devices 105, the two symmetrically arranged slitting shafts 106 and the two symmetrically arranged copper combs 107 are sequentially arranged from top to bottom, the stirring driving device 104 is connected with the stirring devices 105, the slitting granulation driving device 108 is connected with the slitting shafts 106, the storage bin 10 is located right above the center of the symmetrically arranged stirring devices 105. The storage bin 10 comprises a storage bin body 109, a first driving motor 110, a material distribution shaft 111 and a group of material distribution blades 112, the storage bin body 109 is arranged on the upper end face of the slitting granulation box body 103, the first driving motor 110 is fixedly arranged on the outer wall of one side of the storage bin body 109, the rotating shaft of the first driving motor 110 is connected with the material distribution shaft 111, the material distribution shaft 111 is arranged on the storage bin body 109 through a bearing, and the group of material distribution blades 112 are fixedly arranged on the outer wall of the material distribution shaft 111. The storage bin body 109 is a trapezoidal structure with openings at the upper end and the lower end, the storage bin body 109 is of a structure with a large opening at the upper end and a small opening at the lower end, and the storage bin body 109 is communicated with the slitting granulation box body 103. The material distributing blade 112 is provided with a connecting rod 113, one end of the connecting rod 113 is fixedly arranged on the outer wall of the material distributing shaft 111, the material distributing blade 112 is arranged at the end part of the connecting rod 113 far away from the material distributing shaft 111, and the material distributing blade 112 is in a rectangular plate shape. The slitting granulation box body 103 is of a rectangular box body structure, the two symmetrically-arranged stirring devices 105, the two symmetrically-arranged slitting shafts 106 and the two symmetrically-arranged copper combs 107 are arranged in the length direction of the slitting granulation box body 103, the outer walls of the slitting granulation box body 103 along the two sides of the length direction are respectively provided with a first supporting frame 114 and a second supporting frame 115, the stirring driving device 104 is arranged on the first supporting frame 114, and the slitting granulation driving device 108 is arranged on the second supporting frame 115. The stirring device 105 comprises a slope bridge shaft 116 and a group of stirring teeth 117, the slope bridge shaft 116 is connected with the stirring driving device 104, the group of stirring teeth 117 are uniformly arranged on the outer wall of the slope bridge shaft 116 at intervals, and the group of stirring teeth 117 are arranged in a staggered manner. The outer circumference of the slitting shaft 106 is provided with an annular groove 120. The copper comb 107 comprises a copper comb plate 121 and a group of comb teeth 122, the cross section of the copper comb plate 121 is V-shaped, the group of comb teeth 122 are arranged on one side edge of the copper comb plate 121 along the length direction, and the group of comb teeth 122 are located in the annular groove 120. The stirring driving device 104 comprises a stirring driving motor 123, a first speed reducer 124, a first gear 125 and a second gear 126, the stirring driving motor 123 is connected with the first speed reducer 124, the first speed reducer 124 is connected with the first gear 125, the first gear 125 is meshed with the second gear 126, and the first gear 125 and the second gear 126 are respectively connected with the ramp axle shafts 116 of the two stirring devices 105 which are symmetrically arranged. The strip cutting granulation driving device 108 comprises a strip cutting granulation driving motor 127, a second speed reducer 128, a third gear 129 and a fourth gear 130, the strip cutting granulation driving motor 127 is connected with the second speed reducer 128, the second speed reducer 128 is connected with the third gear 129, the third gear 129 is meshed with the fourth gear 130, and the third gear 129 and the fourth gear 130 are respectively connected with two symmetrically arranged cutting shafts 106.

The heat pump mechanism 2 shown in fig. 8 includes a heat pump frame 201, a filter screen 202, a first heat pump dehumidification unit 203 and a second heat pump dehumidification unit 204, wherein the filter screen 202 is disposed in the heat pump frame 201, and the first heat pump dehumidification unit 203 and the second heat pump dehumidification unit 204 are symmetrically disposed in the heat pump frame 201; the first heat pump dehumidification unit 203 and the second heat pump dehumidification unit 204 respectively comprise a transverse condenser 205, a first heat regenerator 206, a first vertical condenser 207, a first compressor 208, a first heat exchanger 209, a second compressor 210, a second heat exchanger 211 and a first evaporator 212, and the heat pump frame 201 is divided into four layers from bottom to top, which are respectively: the horizontal condenser 205 is arranged on the fourth layer 216, the filter screen 202 is arranged on the third layer 215, the first regenerator 206, the first vertical condenser 207, the first compressor 208 and the first heat exchanger 209 are arranged on the second layer 214, and the second compressor 210, the second heat exchanger 211 and the first evaporator 212 are arranged on the first layer 213. The heat pump frame 201 is of a cuboid frame structure, and a sealing plate is arranged on the upper cover of the heat pump frame 201. The first layer 213 is provided with a first wind blocking baffle 217, the first wind blocking baffle 217 is obliquely arranged, and the upper end surface of the first wind blocking baffle 217 is attached to the lower end surface of the second layer 214. The second compressor 210 and the second heat exchanger 211 are arranged in parallel, and the second compressor 210 and the second heat exchanger 211 are located between the first evaporator 212 and the first choke baffle 217. The first compressor 208 and the first heat exchanger 209 are arranged in parallel, the first vertical condenser 207 is positioned on one side of the first regenerator 206 close to the side wall of the heat pump frame 201, and the first compressor 208 and the first heat exchanger 209 are positioned on the other side of the first regenerator 206 far away from the side wall of the heat pump frame 201. The filter screen 202 is in a reciprocating return shape, the filter screen 202 is arranged along the heat pump frame 201, and the filter screen 202 is positioned right below the transverse condenser 205. The bottom of the heat pump frame 201 is provided with a drain pipe 218. A separator 219 is disposed between the second layer 214 and the third layer 215. The upper end of the filter screen 202 is located in the first layer 213.

The mesh belt conveying mechanism 3 shown in fig. 9-11 comprises an upper sludge conveying assembly 301, a group of circulating fans 302, a lower sludge conveying assembly 303, a base 304, a first main fan 305, a second main fan 306, a filtering baffle 307, a discharging mechanism 4 and a conveying frame 309, wherein the base 304 is arranged at the lower end part of the conveying frame 309, the upper sludge conveying assembly 301, the lower sludge conveying assembly 303, the first main fan 305 and the second main fan 306 are arranged in the conveying frame 309 from top to bottom, the first main fan 305 and the second main fan 306 are fixedly arranged on the base 304, the first main fan 305 and the second main fan 306 are symmetrically arranged, the group of circulating fans 302 are arranged on the side wall of the conveying frame 309, the group of circulating fans 302 are positioned between the upper sludge conveying assembly 301 and the lower sludge conveying assembly 303 in the vertical direction, the filtering baffle 307 is arranged on the side wall of the conveying frame 309, and the filtering baffle 307 is obliquely arranged between the upper sludge conveying component 301 and the lower sludge conveying component 303, the discharging mechanism 4 is arranged in the conveying frame 309, and the discharging mechanism 4 is positioned at the tail end of the conveying direction of the lower sludge conveying component 303. The upper sludge conveying component 301 and the lower sludge conveying component 303 both comprise a sludge conveying driving motor 310, a sludge conveying speed reducer 311, a first chain 312, a second chain 313, two driving sprockets 314 symmetrically arranged on the first driving sprocket, two driven sprockets 315 symmetrically arranged on the first driven sprocket, a group of first transmission shafts 316 and a polyester net 317, the sludge conveying driving motor 310 is connected with a sludge conveying speed reducer 311, the two driving shafts two 318 are symmetrically arranged between the driving chain wheels one 314, a third transmission shaft 319 is symmetrically arranged between the first driven chain wheels 315, the sludge transmission speed reducer 311 is connected with the second transmission shaft 318, the first chain 312 and the second chain 313 are respectively arranged between two symmetrically arranged driving sprockets one 314 and two symmetrically arranged driven sprockets one 315, a group of transmission shafts I316 is arranged between the first chain 312 and the second chain 313, and two side edges of the polyester net 317 are respectively connected with the first chain 312 and the second chain 313. And sludge baffles 320 are arranged on the first chain 312 and the second chain 313. The starting end of the upper sludge conveying assembly 301 close to the dryer feed inlet is attached to the inner wall of the conveying frame 309, and a gap 321 is formed between the tail end of the upper sludge conveying assembly 301 far away from the dryer feed inlet and the inner wall of the conveying frame 309. The starting end of the lower sludge conveying assembly 303 is positioned below the tail end of the upper sludge conveying assembly 301, the tail end of the lower sludge conveying assembly 303 is positioned below the starting end of the upper sludge conveying assembly 301, the upper end part of the filtering baffle 307 and the tail end of the upper sludge conveying assembly 301 are positioned at the same horizontal position, and the lower end part of the filtering baffle 307 is positioned above the starting end of the lower sludge conveying assembly 303. Two choke baffles 322 are symmetrically arranged on the base 304, the choke baffles 322 are obliquely arranged, and the upper ends of the two choke baffles 322 are attached to the middle position of the conveying frame 309. The number of the group of circulation fans 302 is 4, and the group of circulation fans 302 are symmetrically arranged centering on the middle position of the conveyance frame 309. A sealing plate covers the conveying frame 309.

The discharging mechanism 4 shown in fig. 12 comprises a discharging baffle 323 and a discharging port 324, the section of the discharging port 324 is isosceles trapezoid, the opening of the discharging port 324 is located at the end of the conveying direction of the lower sludge conveying assembly 303, the discharging baffle 323 is fixedly arranged on the upper end of the discharging port 324, and the discharging baffle 323 and the end of the lower sludge conveying assembly 303 are at the same horizontal position. A notch 325 is arranged at one side of the upper end of the discharge hole 324 close to the lower sludge conveying component 303.

Based on the structure, the working method of the energy-saving and environment-friendly automatic belt type sludge drying machine comprises the following steps:

1) sludge feeding: the sludge conveyor conveys sludge into the storage bin 10, and the first driving motor 110 drives the material distributing shaft 111 to rotate, so that the group of material distributing blades 112 are driven to rotate in the storage bin body 109, and the sludge in the storage bin body 109 is stirred;

2) cutting into strips and granulating:

2-1) the sludge stirred in the storage bin body 109 falls into the slitting and granulating box 103, and the stirring driving device 104 is started to drive the slope bridge shaft 116 and the group of stirring teeth 117 to rotate;

2-2) starting a slitting and granulating driving device 108, slitting sludge entering between two symmetrically arranged slitting shafts 106 into strips, and scraping the sludge on the slitting shafts 106 off the slitting shafts 106 by a copper comb 107;

3) sludge conveying: the sludge cut into strips falls on the upper sludge conveying component 301, the upper sludge conveying component 301 circularly drives to convey the sludge to the tail end, the sludge on the upper sludge conveying component 301 falls on the lower sludge conveying component 303 through the filtering baffle 307, and the sludge is conveyed along with the lower sludge conveying component 303;

4) dehumidifying and drying by a heat pump mechanism:

4-1), the first compressor 208 converts air into air source through the first heat regenerator 206, and then converts the air into hot air through the first vertical condenser 207;

4-2) starting a group of circulating fans 302, a first main fan 305 and a second main fan 306 to blow hot air in the step 4-1) to the upper sludge conveying assembly 301 and the lower sludge conveying assembly 303 respectively, wherein sludge on the upper sludge conveying assembly 301 is dehumidified and dried by the group of circulating fans 302, and sludge on the lower sludge conveying assembly 303 is dehumidified and dried by the group of circulating fans 302, the first main fan 305 and the second main fan 306 respectively;

4-3) the hot air passing through the upper sludge conveying assembly 301 and the lower sludge conveying assembly 303 enters the heat pump frame 201 through a group of circulating fans 302;

4-4) firstly, purifying by a filter screen 202 to remove dust or foreign matters;

5) discharging: after the sludge on the lower sludge conveying component 303 is dehumidified and dried, the dried sludge is discharged from the end of the lower sludge conveying component 303 through the discharge hole 324.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a mummification heat pump mechanism that heat high efficiency was utilized which characterized in that: the heat pump dehumidification system comprises a heat pump frame (201), a filter screen (202), a first heat pump dehumidification unit (203) and a second heat pump dehumidification unit (204), wherein the filter screen (202) is arranged in the heat pump frame (201), and the first heat pump dehumidification unit (203) and the second heat pump dehumidification unit (204) are symmetrically arranged in the heat pump frame (201);

the heat pump dehumidification unit I (203) and the heat pump dehumidification unit II (204) respectively comprise a transverse condenser (205), a heat regenerator I (206), a vertical condenser I (207), a compressor I (208), a heat exchanger I (209), a compressor II (210), a heat exchanger II (211) and an evaporator I (212), and the heat pump frame (201) is divided into four layers from bottom to top, namely: the horizontal condenser (205) is arranged on the fourth layer (216), the filter screen (202) is arranged on the third layer (215), the first heat regenerator (206), the first vertical condenser (207), the first compressor (208) and the first heat exchanger (209) are arranged on the second layer (214), and the second compressor (210), the second heat exchanger (211) and the first evaporator (212) are arranged on the first layer (213).

2. The heat efficient utilization drying heat pump mechanism of claim 1, further comprising: the heat pump frame (201) is of a cuboid frame structure, and a sealing plate is arranged on the upper cover of the heat pump frame (201).

3. The heat efficient utilization drying heat pump mechanism of claim 2, further comprising: the first layer (213) is provided with a first wind blocking baffle plate (217), the first wind blocking baffle plate (217) is obliquely arranged, and the upper end face of the first wind blocking baffle plate (217) is attached to the lower end face of the second layer (214).

4. The heat efficient utilization drying heat pump mechanism of claim 3, further comprising: the second compressor (210) and the second heat exchanger (211) are arranged in parallel, and the second compressor (210) and the second heat exchanger (211) are located between the first evaporator (212) and the first choke baffle (217).

5. The heat efficient utilization drying heat pump mechanism of claim 2, further comprising: the first compressor (208) and the first heat exchanger (209) are arranged in parallel, the first vertical condenser (207) is positioned on one side, close to the side wall of the heat pump frame (201), of the first regenerator (206), and the first compressor (208) and the first heat exchanger (209) are positioned on the other side, far away from the side wall of the heat pump frame (201), of the first regenerator (206).

6. The heat efficient utilization drying heat pump mechanism of claim 2, further comprising: the filter screen (202) is in a reciprocating return shape, the filter screen (202) is arranged along the heat pump frame (201), and the filter screen (202) is positioned under the transverse condenser (205).

7. The heat efficient utilization drying heat pump mechanism of claim 4, wherein: the bottom of the heat pump frame (201) is provided with a drain pipe (218).

8. The heat efficient utilization drying heat pump mechanism of claim 1, further comprising: and a separator (219) is arranged between the second layer (214) and the third layer (215).

9. The heat efficient utilization drying heat pump mechanism of claim 6, further comprising: the upper end of the filter screen (202) is positioned in the first layer (213).