CN114264090A

CN114264090A - High-efficient heat transfer has evaporimeter of anticorrosion deoiling coating

Info

Publication number: CN114264090A
Application number: CN202111646731.XA
Authority: CN
Inventors: 姚晓东
Original assignee: Hangzhou Shiling Technology Co ltd
Current assignee: Hangzhou Shiling Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-04-01

Abstract

The invention discloses an efficient heat exchange evaporator with an anti-corrosion oil-removing coating, which relates to the technical field of evaporators and comprises an outer shell, an evaporation tube and an arc tube cleaning assembly, wherein a feeding cavity is formed in one side of the inner part of the outer shell, the outer side of the feeding cavity is sequentially connected with a refrigerant liquid inlet and a refrigerant steam outlet from bottom to top, the evaporation tube is fixed in the outer shell, a guide plate is also fixed in the outer shell, anti-corrosion oil-removing coatings are arranged on the inner wall and the outer wall of the evaporation tube, a heat exchange assembly is fixed outside the evaporation tube, and the heat exchange assembly comprises a reinforcing connecting plate and heat conduction fins. This high-efficient heat transfer has evaporimeter that anticorrosion deoiling coating, the pipeline is equipped with hydrophobic oleophobic coating, can play anticorrosive effect to can avoid the profit to depend on, can also remove dust and scale the defrosting to the pipeline outside through violently managing clean subassembly and arc pipe clean subassembly in addition, avoid heat conduction fin surface deposition or the heat exchange efficiency that the evaporating pipe was advanced in the scaling influence.

Description

High-efficient heat transfer has evaporimeter of anticorrosion deoiling coating

Technical Field

The invention relates to the technical field of evaporators, in particular to an evaporator with an anti-corrosion oil-removing coating for efficient heat exchange.

Background

The Evaporator (foreign name: Evaporator) is an important part in four major components of refrigeration, and low-temperature condensed liquid passes through the Evaporator to exchange heat with outside air, gasify and absorb heat, thereby achieving the effect of refrigeration. The evaporator mainly comprises a heating chamber and an evaporation chamber. The heating chamber provides heat required by evaporation to the liquid to promote boiling and vaporization of the liquid; the evaporation chamber makes the gas phase and the liquid phase completely separated.

The existing evaporator is simple in general structure and poor in heat exchange efficiency, does not have an effective surface cleaning, descaling and defrosting function in the using process, and is easy to influence heat exchange use.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an evaporator with an anti-corrosion oil-removing coating for efficient heat exchange, which solves the problems in the background art.

In order to achieve the purpose, the invention is realized by the following technical scheme: an evaporator with an anti-corrosion and oil-removal coating for efficient heat exchange comprises an outer shell, an evaporation tube and an arc tube cleaning assembly, wherein a feeding cavity is formed in one side of the interior of the outer shell, a refrigerant liquid inlet and a refrigerant steam outlet are sequentially connected to the outer side of the feeding cavity from bottom to top, the evaporation tube is fixed in the outer shell, a guide plate is further fixed in the outer shell, anti-corrosion and oil-removal coatings are arranged on the inner wall and the outer wall of the evaporation tube, a heat exchange assembly is fixed on the exterior of the evaporation tube and comprises a reinforcing connecting plate and heat conducting fins, the two sides of the reinforcing connecting plate are respectively fixed with the heat conducting fins, a driving assembly is mounted in the middle of the interior of the outer shell, a transmission assembly is mounted at the top end of the driving assembly and comprises a driving gear, a driven gear and a rotating shaft, and the driven gear is meshed with one side of the driving gear, and the middle part of driven gear is fixed with the axis of rotation, the clean subassembly of arc pipe is installed in one side of axis of rotation, and the clean subassembly of arc pipe includes dwang, dust removal brush and scale removal defrosting brush, both sides all are fixed with the dwang around the outside of axis of rotation, and the inboard between the dwang is fixed with the dust removal brush, the top of dwang is fixed with the scale removal defrosting brush.

Furthermore, the evaporating pipe is in a U-shaped structure, the evaporating pipe penetrates through the inner part of the guide plate, and the guide plates are parallel to each other.

Furthermore, one side of the lower part of the outer shell is connected with a refrigerant inlet, and the other side of the upper part of the outer shell is connected with a refrigerant outlet.

Furthermore, six groups of heat conduction fins are symmetrically distributed on the center line of the evaporation tube, and the inner side surfaces of the heat conduction fins are tightly attached to the outer side surfaces of the evaporation tube.

Further, drive assembly includes baffle frame, servo motor, pivot and lead screw, the baffle frame is located in the middle of the inside in feeding chamber, and the internally mounted of baffle frame has servo motor, one side of servo motor is provided with the pivot, and one side of pivot is connected with the lead screw.

Furthermore, a rotating structure is formed between the screw rod and the servo motor through the rotating shaft, and the transverse center line of the screw rod is overlapped with the transverse center line of the outer shell.

Further, violently manage clean subassembly is installed in the outside of lead screw, and violently manage clean subassembly and include threaded sleeve, connecting rod and cleaning brush, both sides all are fixed with the connecting rod about threaded sleeve's the outside, and the connecting rod all is provided with the cleaning brush near the outside one side of evaporating pipe.

Further, the cleaning brush is provided with two sets of from top to bottom, and is the equidistance setting between every group of cleaning brush to the cleaning brush is the annular column structure, and the outside of evaporating pipe and heat exchange assemblies is located to the cleaning brush cover moreover.

Furthermore, the rotating shaft forms a transmission structure through the driven gear and the driving gear, the rotating shaft is rotatably connected with the inner wall of the outer shell, and the driving gear is fixedly connected with the top end of the screw rod.

Further, the dust removal brush is arc column structure, and dust removal brush and dwang structure as an organic whole to the scale removal defrosting brush on dwang top is arc column structure, and the lateral surface of scale removal defrosting brush laminates with the medial surface of shell body mutually.

The invention provides an evaporator with an anti-corrosion oil-removing coating for efficient heat exchange, which has the following beneficial effects:

this high-efficient heat transfer has evaporimeter that anticorrosion deoiling coating, the pipeline is equipped with hydrophobic oleophobic coating, can play anticorrosive effect to can avoid the profit to depend on, can also remove dust and scale the defrosting to the pipeline outside through violently managing clean subassembly and arc pipe clean subassembly in addition, avoid heat conduction fin surface deposition or scaling influence to advance the heat exchange efficiency of evaporating pipe, functional preferred.

1. This high-efficient heat transfer has evaporimeter of anticorrosion deoiling coating is provided with the evaporating pipe, the inside refrigerant that lets in of evaporating pipe that is "U" type structure, two cavitys about the diaphragm frame divide into feeding intracavity portion, the downside cavity is used for refrigerant liquid to flow in, the upside cavity is used for the outflow of refrigerant steam, parallel arrangement' S each other guide plate can play the effect of water conservancy diversion, make the secondary refrigerant can be inside at the shell body and be "S" shape and flow, prolong its flow path so that carry out abundant heat transfer with the evaporating pipe.

2. This high-efficient heat transfer has evaporimeter that anticorrosion deoiled coating is provided with heat exchange assemblies, the heat conduction fin is used for the heat conduction, it evenly fixes in the outside of evaporating pipe and opens the distribution, can increase the area of contact with the secondary refrigerant, improve heat exchange efficiency, promote the inside refrigerant of evaporating pipe and the inside secondary refrigerant's of shell body heat exchange, thereby play the effect of high-efficient heat transfer, the anticorrosion deoiling coating of evaporating pipe inside and outside wall specifically is hydrophobic oleophobic coating, can play anticorrosive effect, and can avoid the profit to depend on, and then can play certain deoiling effect.

3. This high-efficient heat transfer has evaporimeter that anticorrosion deoiling was scribbled is provided with drive assembly, the lead screw is located in the middle of the inside of shell body for the clean subassembly of violently managing in the installation, be convenient for drive pivot and the rotation of lead screw through servo motor, rotate through the lead screw and can drive outside screw sleeve's lateral shifting, servo motor can carry out the reverse round trip rotation of forward, and then can drive screw sleeve's reciprocating motion, so that drive the clean use of violently managing clean subassembly.

4. This high-efficient heat transfer has evaporimeter that anticorrosion deoiling coating is provided with violently manages clean subassembly, threaded sleeve is provided with the multiunit, and threaded sleeve sets up between two adjacent guide plates, be convenient for carry out reciprocating motion as the route with the interval length between two guide plates, thereby can drive the synchronous motion of two sets of connecting rods and cleaning brush from top to bottom, the outside that the cleaning brush cover was located evaporating pipe and heat exchange assemblies makes the cleaning brush can carry out even dust removal scale removal defrosting cleanness to heat conduction fin's fin surface, avoid heat conduction fin surface deposition or scaling influence to advance the heat exchange efficiency of evaporating pipe.

5. This high-efficient heat transfer has evaporimeter that anticorrosion deoiling was scribbled is provided with drive assembly, the rotatory rotation that can drive the terminal driving gear of lead screw, the driving gear and driven gear intermeshing and then can drive driven gear's rotation, make the synchronous rotation that drives the axis of rotation of driven gear, and then be convenient for drive the clean use of the clean subassembly of arc pipe, thereby with the clean part of two not equidirectional of drive assembly cooperation drive assembly drive, play energy-efficient effect, the lead screw is the reverse round trip rotation of forward simultaneously, consequently, can drive the forward reverse rotation of axis of rotation, make the clean subassembly of arc pipe of axis of rotation one side can be the fan-shaped form swing back and forth, identical with clean regional shape.

6. This high-efficient heat transfer has evaporimeter that anticorrosion deoiled coating is provided with the clean subassembly of arc pipe, rotation through the axis of rotation can drive the dwang, the rotation of dust removal brush and scale removal defrosting brush, make the dust removal brush of arc form can laminate in the heat conduction fin surface of the outside position in the arc position outside of "U" type evaporating pipe remove dust and scale the defrosting, the scale removal defrosting brush on dwang top can laminate in the shell body inboard of this position and carry out the scale removal defrosting towards it simultaneously, violently manage clean subassembly and the clean subassembly synchronous use of arc pipe and make clean more comprehensive.

Drawings

FIG. 1 is a front view of the outer shell and the evaporator tube of the present invention;

FIG. 2 is a schematic cross-sectional view of an evaporator tube and heat exchange assembly according to the present invention;

FIG. 3 is a schematic view of the overall cross-sectional structure of the interior of the outer housing of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 5 is an enlarged top view of the transmission assembly of the present invention;

FIG. 6 is an enlarged view of the structure at B in FIG. 3 according to the present invention.

In the figure: 1. an outer housing; 2. a feed cavity; 3. a refrigerant liquid inlet; 4. a refrigerant vapor outlet; 5. an evaporation tube; 6. a baffle; 7. a secondary refrigerant inlet; 8. a secondary refrigerant outlet; 9. an anti-corrosion degreasing coating; 10. a heat exchange assembly; 1001. reinforcing the connecting plate; 1002. a heat conductive fin; 11. a drive assembly; 1101. a partition frame; 1102. a servo motor; 1103. a rotating shaft; 1104. a screw rod; 12. a cross tube cleaning assembly; 1201. a threaded sleeve; 1202. a connecting rod; 1203. a cleaning brush; 13. a transmission assembly; 1301. a driving gear; 1302. a driven gear; 1303. a rotating shaft; 14. an arc tube cleaning assembly; 1401. rotating the rod; 1402. a dust removal brush; 1403. descaling and defrosting brushes.

Detailed Description

Referring to fig. 1 to 6, the present invention provides a technical solution: an evaporator with an anti-corrosion and oil-removal coating for efficient heat exchange comprises an outer shell 1, an evaporation tube 5 and an arc tube cleaning assembly 14, wherein a feeding cavity 2 is arranged on one side inside the outer shell 1, the outer side of the feeding cavity 2 is sequentially connected with a refrigerant liquid inlet 3 and a refrigerant steam outlet 4 from bottom to top, the evaporation tube 5 is fixed inside the outer shell 1, a guide plate 6 is further fixed inside the outer shell 1, anti-corrosion and oil-removal coatings 9 are arranged on the inner wall and the outer wall of the evaporation tube 5, a heat exchange assembly 10 is fixed outside the evaporation tube 5, the heat exchange assembly 10 comprises a reinforcing connecting plate 1001 and heat conducting fins 1002, heat conducting fins 1002 are fixed on two sides of the reinforcing connecting plate 1001, a driving assembly 11 is arranged in the middle inside of the outer shell 1, a transmission assembly 13 is arranged at the top end of the driving assembly 11, the transmission assembly 13 comprises a driving gear 1301, a driven gear 1302 and a rotating shaft 1303, one side of driving gear 1301 is engaged with driven gear 1302, and the middle part of driven gear 1302 is fixed with axis of rotation 1303, and arc tube cleaning assembly 14 installs in one side of axis of rotation 1303, and arc tube cleaning assembly 14 includes dwang 1401, dust removal brush 1402 and scale removal defrost brush 1403, and both sides are fixed with dwang 1401 around the outside of axis of rotation 1303, and the inboard between dwang 1401 is fixed with dust removal brush 1402, and the top of dwang 1401 is fixed with scale removal defrost brush 1403.

Referring to fig. 1, the evaporation tube 5 is in a U-shaped structure, and the evaporation tube 5 penetrates through the inside of the flow guide plate 6, and the flow guide plates 6 are parallel to each other; one side of the lower part of the outer shell 1 is connected with a refrigerant inlet 7, and the other side of the upper part of the outer shell 1 is connected with a refrigerant outlet 8;

the concrete operation is as follows, be the inside refrigerant that is convenient for let in of 5 of evaporating pipes of "U" type structure, two cavitys about the baffle frame 1101 is divided into with feeding cavity 2 inside, the downside cavity is used for refrigerant liquid to flow into, the upside cavity is used for refrigerant steam to flow out, the effect of water conservancy diversion can be played to the guide plate 6 of mutual parallel arrangement for the secondary refrigerant can be the flow of "S" shape in that the shell 1 is inside, prolongs its flow path so that carry out abundant heat transfer with evaporating pipe 5.

Referring to fig. 2, six groups of heat-conducting fins 1002 are symmetrically distributed about the central line of the evaporation tube 5, and the inner side surfaces of the heat-conducting fins 1002 are tightly attached to the outer side surfaces of the evaporation tube 5;

heat conduction fin 1002 is used for the heat conduction, it evenly fixes in the outside of evaporating pipe 5 and opens the distribution, can increase the area of contact with the secondary refrigerant, improve heat exchange efficiency, promote the heat exchange of 5 inside refrigerants of evaporating pipe and 1 inside secondary refrigerant of shell body, thereby play the effect of high-efficient heat transfer, the anticorrosive deoiling coating 9 of 5 inside and outside walls of evaporating pipe specifically is hydrophobic oleophobic coating, can play anticorrosive effect, and can avoid the profit to depend on, and then can play certain deoiling effect.

Referring to fig. 3 and 4, the driving assembly 11 includes a partition frame 1101, a servo motor 1102, a rotating shaft 1103 and a screw rod 1104, the partition frame 1101 is located in the middle of the interior of the feeding cavity 2, the servo motor 1102 is installed inside the partition frame 1101, the rotating shaft 1103 is arranged on one side of the servo motor 1102, and the screw rod 1104 is connected to one side of the rotating shaft 1103; the screw 1104 forms a rotating structure with the servo motor 1102 through the rotating shaft 1103, and the transverse center line of the screw 1104 is superposed with the transverse center line of the outer shell 1;

the concrete operation is as follows, lead screw 1104 is located in the middle of the inside of shell body 1 for the installation violently manages clean subassembly 12, be convenient for drive pivot 1103 and the rotation of lead screw 1104 through servo motor 1102, rotate the lateral shifting that can drive outside threaded sleeve 1201 through lead screw 1104, servo motor 1102 can carry out the reverse round trip rotation of forward, and then can drive threaded sleeve 1201's reciprocating motion, so that drive the clean use of violently managing clean subassembly 12.

Referring to fig. 3 and 4, a transverse pipe cleaning assembly 12 is mounted on the outer side of the screw rod 1104, and the transverse pipe cleaning assembly 12 includes a threaded sleeve 1201, a connecting rod 1202 and a cleaning brush 1203, the connecting rod 1202 is fixed on both the upper and lower sides of the outer portion of the threaded sleeve 1201, and the cleaning brush 1203 is disposed on one side of the connecting rod 1202 close to the outer portion of the evaporation tube 5; the cleaning brushes 1203 are arranged in an upper group and a lower group, each group of the cleaning brushes 1203 is arranged at equal intervals, the cleaning brushes 1203 are in an annular structure, and the cleaning brushes 1203 are sleeved on the outer sides of the evaporation tube 5 and the heat exchange assembly 10;

the specific operation is as follows, threaded sleeve 1201 is provided with the multiunit, and threaded sleeve 1201 sets up between two adjacent guide plates 6, be convenient for use the interval length between two guide plates 6 to carry out reciprocating motion as the route, thereby can drive the synchronous motion of two sets of connecting rods 1202 and cleaning brush 1203 about, the outside that evaporating pipe 5 and heat exchange assemblies 10 were located to cleaning brush 1203 cover makes cleaning brush 1203 can carry out even dust removal scale removal defrosting to the fin surface of heat conduction fin 1002 clean, avoid heat conduction fin 1002 surface deposition or scaling influence to advance evaporating pipe 5's heat exchange efficiency.

Referring to fig. 3 and 5, a transmission structure is formed between the rotating shaft 1303 and the driving gear 1301 through the driven gear 1302, the rotating shaft 1303 is rotatably connected with the inner wall of the outer housing 1, and the driving gear 1301 is fixedly connected with the top end of the screw rod 1104;

the rotation that the lead screw 1104 is rotatory can drive terminal driving gear 1301, driving gear 1301 and driven gear 1302 intermeshing and then can drive the rotation of driven gear 1302, make driven gear 1302 drive the rotation of axis of rotation 1303 in step, and then be convenient for drive the clean use of arc pipe cleaning assembly 14, thereby drive the cleaning member of two not equidirectionals with drive assembly 11 cooperation drive assembly 13, play energy-efficient effect, lead screw 1104 is the reverse rotation back and forth of forward direction simultaneously, consequently, can drive the forward reverse rotation of axis of rotation 1303, make the arc pipe cleaning assembly 14 of axis of rotation 1303 one side can be the sector form and swing back and forth, identical with the shape in clean region.

Referring to fig. 3 and 6, the dust removing brush 1402 is an arc-shaped structure, the dust removing brush 1402 and the rotating rod 1401 are an integrated structure, the descaling and defrosting brush 1403 at the top end of the rotating rod 1401 is an arc-shaped structure, and the outer side surface of the descaling and defrosting brush 1403 is attached to the inner side surface of the outer shell 1;

rotation through axis of rotation 1303 can drive the rotation of dwang 1401, dust removal brush 1402 and scale removal defrosting brush 1403, make the dust removal brush 1402 of arc form can laminate in the arc position outside of "U" type evaporating pipe 5 heat conduction fin 1002 surface of outer position remove dust and scale the defrosting, the scale removal defrosting brush 1403 on dwang 1401 top can laminate in the shell body 1 inboard of this position and face it and remove the scale and defrost simultaneously, violently manage cleaning assembly 12 and the synchronous use of arc pipe cleaning assembly 14 and make the cleanness more comprehensive.

To sum up, when the evaporator with the anti-corrosion and oil-removal coating for high-efficiency heat exchange is used, firstly, low-temperature refrigerant liquid is introduced through the refrigerant liquid inlet 3, secondary refrigerant is introduced through the secondary refrigerant inlet 7, then the secondary refrigerant flows into the evaporation tube 5 with the U-shaped structure, in the process, the secondary refrigerant can flow in an S shape in the outer shell 1 under the guide effect of the guide plate 6, the flow path of the secondary refrigerant is prolonged so as to be in full heat exchange with the evaporation tube 5, meanwhile, the heat conduction fins 1002 are uniformly fixed on the outer side of the evaporation tube 5 and are distributed in an opening manner, the contact area with the secondary refrigerant can be increased, the heat exchange between the refrigerant in the evaporation tube 5 and the secondary refrigerant in the outer shell 1 is promoted, so that the effect of high-efficiency heat exchange is achieved, finally, the refrigerant is evaporated and absorbs heat and is discharged through the refrigerant steam outlet 4, and the secondary refrigerant is discharged through the secondary refrigerant outlet 8 after being refrigerated, in addition, the anti-corrosion oil-removing coating 9 on the inner wall and the outer wall of the evaporation tube 5 is a hydrophobic and oleophobic coating in the using process, so that the anti-corrosion effect can be achieved, the oil-water adhesion can be avoided, and further a certain oil-removing effect can be achieved;

in the using process, the servo motor 1102 can drive the rotating shaft 1103 and the screw mandrel 1104 to rotate, and the screw mandrel 1104 rotates to drive the outer threaded sleeve 1201 to move transversely, so that the upper and lower groups of connecting rods 1202 and the cleaning brush 1203 can be driven to move synchronously, the cleaning brush 1203 is sleeved outside the evaporating tube 5 and the heat exchange assembly 10 to enable the cleaning brush 1203 to uniformly remove dust, dirt and frost on the fin surface of the heat-conducting fin 1002, the heat exchange efficiency of the evaporating tube 5 is prevented from being influenced by dust or dirt on the surface of the heat-conducting fin 1002, meanwhile, the screw mandrel 1104 rotates to drive the tail-end driving gear 1301 to rotate, the driving gear 1301 and the driven gear 1302 are meshed with each other to further drive the driven gear 1302 to rotate, so that the driven gear 1302 synchronously drives the rotating shaft 1303 to rotate, and further drives the rotating rod 1401, the dust removing brush 1402 and the dirt and frost removing brush 1403 to rotate, the arc-shaped dust removing brush 1402 can be attached to the outer side of the arc-shaped part of the U-shaped evaporation tube 5 to remove dust, scale and defrost on the surface of the heat conduction fin 1002 at the outer position, and meanwhile, the scale removing and defrosting brush 1403 at the top end of the rotating rod 1401 is attached to the inner side of the outer shell 1 at the position to remove scale and defrost;

in the process, the servo motor 1102 can drive the screw rod 1104 to rotate back and forth in the forward direction and the reverse direction, thereby driving the threaded sleeve 1201 to reciprocate, and the threaded sleeve 1201 is provided with a plurality of groups, and the threaded sleeve 1201 is arranged between two adjacent guide plates 6 so as to reciprocate by taking the distance length between the two guide plates 6 as a path, meanwhile, the screw 1104 can drive the rotating shaft 1303 to rotate in the forward and reverse directions through the transmission assembly 13, so that the arc tube cleaning assembly 14 on one side of the rotating shaft 1303 can swing back and forth in a fan shape, which is matched with the shape of the cleaning area, and then the driving component 11 is matched with the transmission component 13 to drive two cleaning components in different directions, so as to drive the transverse pipe cleaning component 12 and the arc pipe cleaning component 14 to be used for cleaning, so that the high-efficiency and energy-saving effects are achieved, and the use process of the whole high-efficiency heat exchange evaporator with the anti-corrosion oil-removing coating is completed.

Claims

1. The utility model provides an efficient heat exchange has evaporimeter of anticorrosion deoiling coating, its characterized in that, including shell body (1), evaporating pipe (5) and clean subassembly (14) of arc pipe, inside one side of shell body (1) is provided with feeding chamber (2), and the outside of feeding chamber (2) from supreme refrigerant liquid entry (3) and refrigerant steam outlet (4) of connecting gradually down, evaporating pipe (5) are fixed in the inside of shell body (1), and the inside of shell body (1) still is fixed with guide plate (6), the interior outer wall of evaporating pipe (5) all is provided with anticorrosion deoiling coating (9), and the outside of evaporating pipe (5) is fixed with heat exchange assembly (10), heat exchange assembly (10) are including consolidating connecting plate (1001) and heat conduction fin (1002), and consolidate connecting plate (1001) both sides and all be fixed with heat conduction fin (1002), drive assembly (11) are installed to the inside centre of shell body (1), and drive assembly (13) are installed on the top of drive assembly (11), drive assembly (13) include driving gear (1301), driven gear (1302) and axis of rotation (1303), one side meshing of driving gear (1301) has driven gear (1302), and the middle part of driven gear (1302) is fixed with axis of rotation (1303), arc tube cleaning assembly (14) are installed in one side of axis of rotation (1303), and arc tube cleaning assembly (14) include dwang (1401), dust removal brush (1402) and scale removal brush (1403), both sides all are fixed with dwang (1401) around the outside of axis of rotation (1303), and inboard between dwang (1401) is fixed with dust removal brush (1402), the top of dwang (1401) is fixed with scale removal and defrosting brush (1403).

2. The evaporator with the anti-corrosion and oil-removal coating for high-efficiency heat exchange according to claim 1 is characterized in that the evaporation tubes (5) are in a U-shaped structure, the evaporation tubes (5) penetrate through the inner part of the guide plates (6), and the guide plates (6) are parallel to each other.

3. The evaporator with the anti-corrosion and oil-removal coating for high-efficiency heat exchange according to claim 1 is characterized in that a refrigerant inlet (7) is connected to one side of the lower part of the outer shell (1), and a refrigerant outlet (8) is connected to the other side of the upper part of the outer shell (1).

4. The evaporator with the anti-corrosion and oil-removal coating for efficient heat exchange according to claim 1, wherein six groups of heat-conducting fins (1002) are symmetrically distributed about the center line of the evaporation tube (5), and the inner side surfaces of the heat-conducting fins (1002) are tightly attached to the outer side surfaces of the evaporation tube (5).

5. The evaporator with the anti-corrosion and oil-removal coating for high-efficiency heat exchange according to claim 1 is characterized in that the driving assembly (11) comprises a partition plate frame (1101), a servo motor (1102), a rotating shaft (1103) and a screw rod (1104), wherein the partition plate frame (1101) is positioned in the middle of the interior of the feeding cavity (2), the servo motor (1102) is installed inside the partition plate frame (1101), the rotating shaft (1103) is arranged on one side of the servo motor (1102), and the screw rod (1104) is connected to one side of the rotating shaft (1103).

6. The evaporator with the anti-corrosion and oil-removal coating for high-efficiency heat exchange according to claim 5, wherein the screw rod (1104) forms a rotating structure with the servo motor (1102) through the rotating shaft (1103), and the transverse center line of the screw rod (1104) is coincident with the transverse center line of the outer shell (1).

7. The evaporator with the anticorrosive oil-removing coating for high-efficiency heat exchange according to claim 5 is characterized in that a horizontal pipe cleaning assembly (12) is installed on the outer side of the screw rod (1104), the horizontal pipe cleaning assembly (12) comprises a threaded sleeve (1201), a connecting rod (1202) and a cleaning brush (1203), the connecting rod (1202) is fixed on the upper side and the lower side of the outer part of the threaded sleeve (1201), and the cleaning brush (1203) is arranged on one side, close to the outer part of the evaporation pipe (5), of the connecting rod (1202).

8. The evaporator with the anticorrosive oil-removing coating for high-efficiency heat exchange according to claim 7, wherein the cleaning brushes (1203) are arranged in two upper groups and two lower groups, the cleaning brushes (1203) are arranged at equal intervals between each group, the cleaning brushes (1203) are in a ring-shaped structure, and the cleaning brushes (1203) are sleeved outside the evaporation tube (5) and the heat exchange assembly (10).

9. The evaporator with the anti-corrosion and oil-removal coating for the high-efficiency heat exchange as claimed in claim 1, wherein the rotating shaft (1303) forms a transmission structure with the driving gear (1301) through the driven gear (1302), the rotating shaft (1303) is rotatably connected with the inner wall of the outer shell (1), and the driving gear (1301) is fixedly connected with the top end of the screw rod (1104).

10. The evaporator with the anticorrosive oil-removing coating for high-efficiency heat exchange according to claim 1, wherein the dust removing brush (1402) is of an arc-shaped structure, the dust removing brush (1402) and the rotating rod (1401) are of an integrated structure, the descaling and defrosting brush (1403) at the top end of the rotating rod (1401) is of an arc-shaped structure, and the outer side surface of the descaling and defrosting brush (1403) is attached to the inner side surface of the outer shell (1).