CN115090462A

CN115090462A - Spraying method for spraying paint on side wall of heat dissipation channel of air-core reactor

Info

Publication number: CN115090462A
Application number: CN202210744065.1A
Authority: CN
Inventors: 任凯; 俞贤文; 乔杰; 李世英; 张鑫; 周航; 郭佳嵘; 马华; 景勇
Original assignee: Zhongwei Power Supply Company State Grid Ningxia Electric Power Co ltd
Current assignee: Zhongwei Power Supply Company State Grid Ningxia Electric Power Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2022-09-23
Anticipated expiration: 2042-06-28
Also published as: CN115090462B

Abstract

The invention provides a spraying method for spraying paint on the side wall of a heat dissipation channel of an air-core reactor, and belongs to the technical field of air-core reactor protection. The spraying method comprises the following steps: the side walls of the heat dissipation clamping channels are sprayed with paint by adopting a paint spraying device, the paint spraying device comprises a paint conveying device, a plurality of paint conveying pipes, a supporting device and a plurality of spraying bodies, the plurality of spraying bodies correspond to the plurality of heat dissipation clamping channels one by one and are installed on the supporting device in a hanging mode at intervals, the plurality of spraying bodies are connected with the paint conveying device through the paint conveying pipes respectively, a plurality of paint nozzles are arranged on the spraying bodies, and the plurality of spraying bodies extend into the plurality of heat dissipation clamping channels respectively; the coating is respectively input into the plurality of spraying bodies through the coating conveying device, and is respectively sprayed out from the plurality of coating nozzles and coated on the side wall of the heat dissipation channel. The coating spraying device is convenient for spraying the coating on the side wall of the heat dissipation channel of the air-core reactor and is beneficial to improving the coating spraying efficiency.

Description

Spraying method for spraying paint on side wall of heat dissipation channel of air-core reactor

Technical Field

The invention relates to the technical field of air-core reactor protection, in particular to a spraying method for spraying a paint on a side wall of a heat dissipation channel of an air-core reactor.

Background

At present, after the air-core reactor runs for a long time, due to the combined action of outdoor ultraviolet rays, wind and sand, rain, high and low temperatures in four seasons and various insects and birds, the phenomena of epoxy pulverization, cracking and partial insulation stripping appear on the surface of the air-core reactor, so that the air-core reactor is heated, deformed and burnt, and the safe running of a power system is seriously influenced; in order to ensure the normal operation of the air-core reactor and prolong the service life of the air-core reactor, workers are required to regularly spray or brush special coatings on the air-core reactor for maintenance.

However, because the air-core reactor is provided with a plurality of layers of windings which are different in diameter, wound into a cylindrical shape and coaxial, the plurality of layers of windings are supported by the bracket, and the adjacent windings are separated by the insulating partition plate to form a plurality of heat dissipation galleries with smaller sizes, in the prior art, the inner walls of the heat dissipation galleries are coated by adopting a paint dipping method, but the paint dipping method needs more paint, the structure of paint dipping equipment is more complex, and the cost for protecting the air-core reactor is higher. Therefore, a spraying method which is convenient for spraying paint on the air-core reactor and is beneficial to improving the paint spraying efficiency is needed.

Disclosure of Invention

The invention aims to overcome at least one defect of the prior art and provides a spraying method for spraying paint on the side wall of a heat dissipation channel of an air-core reactor, which is convenient for spraying paint on the side wall of the heat dissipation channel of the air-core reactor and is beneficial to improving the paint spraying efficiency.

The technical scheme for solving the technical problems is as follows: the utility model provides a spraying method for being directed at heat dissipation lane lateral wall spray coating of air-core reactor, air-core reactor interval is equipped with at least three sets of coaxial settings and has the winding that is the drum shape structure of different diameters in the radial direction, and adjacent two sets of inject between the winding and form annular heat dissipation cavity, just the circumference interval is equipped with a plurality of vertical insulating interval structures that set up in the annular heat dissipation cavity, and is a plurality of insulating interval structure will annular heat dissipation cavity separates and forms many heat dissipation lanes for the spraying method of heat dissipation lane lateral wall spray coating to air-core reactor includes:

coating is sprayed on the side wall of the heat dissipation channel by adopting a coating spraying device, the coating spraying device comprises a coating conveying device, a plurality of coating conveying pipes, a supporting device and a plurality of spraying bodies, the plurality of spraying bodies are arranged on the supporting device in a one-to-one correspondence manner in the radial direction, the plurality of heat dissipation channels are arranged at intervals in a hanging manner, the plurality of spraying bodies are respectively connected with the coating conveying device through the coating conveying pipes, a plurality of coating nozzles for spraying the coating are respectively arranged on the plurality of spraying bodies along the height intervals of the spraying bodies, and the plurality of spraying bodies are respectively extended into the plurality of heat dissipation channels which are arranged at intervals in the radial direction;

the coating conveying device is used for respectively inputting coatings into the plurality of spraying bodies, and the coatings input into the spraying bodies are respectively sprayed out from the plurality of coating nozzles and coated on the side wall, extending into the spraying body, of the heat dissipation channel.

The invention has the beneficial effects that: in the spraying method of the embodiment, the plurality of spraying bodies are respectively extended into the plurality of heat dissipation channels which are radially arranged at intervals, and the plurality of spraying bodies can be used for spraying the coating on the side walls of the plurality of heat dissipation channels simultaneously, so that the coating can be sprayed on the side walls of the heat dissipation channels efficiently; furthermore, a plurality of coating nozzles for spraying the coating are arranged on the spraying body at intervals along the height of the spraying body respectively, the coverage range of the coating sprayed by each spraying body in the vertical direction is wider, the coating efficiency of spraying the coating on the side wall of the heat dissipation channel is further improved, and the coating is conveniently and quickly sprayed on the winding with a certain height and size; furthermore, in the embodiment, the side wall of the heat dissipation channel is coated by adopting a spraying method, and the coating spraying equipment used for coating is simple in structure and convenient to operate, so that the cost for coating the side wall of the heat dissipation channel is reduced, and the protection of the winding on the air-core reactor is realized at low cost.

In addition, on the basis of the above technical solution, the present invention may be further improved as follows, and may further have the following additional technical features.

According to one embodiment of the invention, the side surfaces of the spraying body respectively facing the two radial side walls of the heat dissipation channel are respectively provided with a plurality of coating nozzles at intervals along the height of the spraying body, and the coating is simultaneously sprayed on the two radial side walls of the heat dissipation channel through the plurality of coating nozzles respectively facing the two radial side walls of the heat dissipation channel.

In this embodiment, a plurality of paint nozzles respectively facing two radial side walls of the heat dissipation channel simultaneously spray paint on the two radial side walls of the heat dissipation channel, so that the same spraying body can spray paint on the side walls of the heat dissipation channel through two rows of paint nozzles simultaneously, the spraying paint on the two radial side walls of the heat dissipation channel is convenient to rapidly spray, and the spraying efficiency of the spraying paint can be further improved.

According to one embodiment of the invention, in the process of spraying the coating on the side wall of the heat dissipation tunnel by the coating spraying device, the orientation of the plurality of coating nozzles is adjusted by the angle adjusting mechanism for adjusting the orientation of the plurality of coating nozzles, so that the spraying direction of the coating sprayed from the coating nozzles is adjusted.

The orientation of a plurality of coating nozzles is adjusted through angle adjustment mechanism in this embodiment, and then adjusts the blowout direction from coating nozzle spun coating, can adjust the blowout direction from coating nozzle spun coating simultaneously, is convenient for adjust the spraying direction as required, realizes carrying out the spraying coating to the different lateral walls of heat dissipation double-layered way.

According to one embodiment of the invention, in the process of spraying the coating on the side wall of the heat dissipation channel by the coating spraying device, the height positions of the plurality of spraying bodies are adjusted by the lifting device for adjusting the height positions of the plurality of spraying bodies.

In this embodiment, adjust the high position of a plurality of spraying bodies through elevating gear, be convenient for at the in-process to the lateral wall spraying coating of heat dissipation double-layered way, through the high position of adjusting a plurality of spraying bodies, and then can carry out spraying coating to the not co-altitude position of the lateral wall of heat dissipation double-layered way, and improve the spraying effect to the lateral wall spraying coating of heat dissipation double-layered way.

According to an embodiment of the invention, in the process of spraying the coating on the side wall of the heat dissipation channel, the installation height of the lifting device is adjusted according to the height position of the plurality of winding layers vertically arranged on the air-core reactor at intervals, and then the heights of the plurality of spraying bodies are adjusted to sequentially spray the coating on the side walls of the plurality of heat dissipation channels arranged on the winding layers at different height positions.

According to the high position regulation elevating gear's that vertical interval was provided with multilayer winding layer mounting height on the air-core reactor in this embodiment, be convenient for adjust the height of a plurality of spraying bodies to the realization is in proper order to the lateral wall spraying coating of the many heat dissipation double-layered ways that are equipped with on the winding layer that is located different high position, and then carries out spraying coating to the winding layer of the different high position of whole air-core reactor.

According to one embodiment of the invention, the paint delivery device, the angle adjusting mechanism and the lifting device are respectively and automatically controlled by a control system according to a preset program.

In the embodiment, the control system automatically controls the coating conveying device according to a preset program, so that the starting and stopping conditions of the coating conveying device are automatically controlled, and the coating is automatically conveyed; furthermore, the angle adjusting mechanism is automatically controlled by the control system according to a preset program, the orientation of the plurality of coating nozzles is automatically adjusted by the angle adjusting mechanism, the spraying direction of the coating sprayed from the coating nozzles is further automatically adjusted, the spraying direction of the coating sprayed from the coating nozzles can be simultaneously adjusted, the spraying direction is convenient to automatically adjust, and the coating is sprayed on different side walls of the heat dissipation channel; furthermore, the lifting device is automatically controlled according to a preset program through the control system, the height positions of a plurality of spraying bodies can be automatically adjusted in the process of spraying the coating on the side wall of the heat dissipation channel, the coating can be further sprayed on the positions with different heights of the side wall of the heat dissipation channel, and the heights of the plurality of spraying bodies can also be automatically adjusted through the lifting device, so that the coating can be sprayed on the side wall of the heat dissipation channel on the winding layer positioned at the positions with different heights in sequence.

According to an embodiment of the present invention, in the process of spraying the coating material on the side wall of the heat dissipation channel, after the spraying on the side wall of the plurality of heat dissipation channels located in the same radial direction is completed, the plurality of spraying bodies are moved out of the plurality of heat dissipation channels where the spraying is completed, the positions of the plurality of spraying bodies are adjusted by moving the supporting device according to the distribution positions of the plurality of heat dissipation channels to be sprayed with the coating material circumferentially arranged at intervals in the circumferential direction, so that the plurality of spraying bodies are located right above the plurality of heat dissipation channels to be sprayed with the coating material circumferentially arranged in another radial direction, the plurality of spraying bodies are respectively inserted into the plurality of heat dissipation channels to be sprayed with the coating material circumferentially arranged at intervals in the same radial direction, and then the coating material is respectively input into the plurality of spraying bodies by the coating material conveying device, the paint input into the spraying body is sprayed out from the paint nozzles and coated on the side wall of the heat dissipation channel, into which the spraying body extends currently.

After the lateral wall spraying to many heat dissipation pressing from both sides of lieing in same radial direction says in this embodiment, remove a plurality of spraying bodies and stretch into and lie in many heat dissipation pressing from both sides of interval setting in another radial direction and say and carry out the spraying operation, be convenient for carry out spraying coating along the lateral wall that the circumferential direction in proper order was said to many heat dissipation pressing from both sides of interval setting in radial direction.

According to one embodiment of the invention, the spraying method for spraying the paint on the side wall of the heat dissipation channel of the air-core reactor further comprises the following steps:

grouping the plurality of heat dissipation channels according to the total number of the plurality of heat dissipation channels arranged at intervals in the circumferential direction to form a plurality of heat dissipation channel groups, wherein each heat dissipation channel group comprises a plurality of heat dissipation channels arranged at intervals in the radial direction, each heat dissipation channel group also comprises a plurality of heat dissipation channels arranged at intervals in the circumferential direction, and each heat dissipation channel group comprises the same number of heat dissipation channels;

according to the number of the heat dissipation channels which are circumferentially arranged at intervals in the circumferential direction of each group of heat dissipation channel groups, a spraying body group is arranged on the supporting device, the spraying body group is in one-to-one correspondence with a plurality of heat dissipation channels which are circumferentially arranged at intervals in the circumferential direction of the heat dissipation channel groups in the circumferential direction, a plurality of rows of spraying bodies are arranged, and each row of spraying bodies respectively comprises a plurality of spraying bodies which are circumferentially arranged at intervals in the radial direction;

the coating conveying device respectively inputs coatings into the spraying body groups, and simultaneously sprays the coatings on the side walls of the heat dissipation channels in the heat dissipation channel groups.

In this embodiment, divide into groups formation multiunit heat dissipation double-layered way group through many heat dissipation double-layered ways, and be equipped with spraying body group on strutting arrangement, spraying body group is equipped with the multirow spraying body in the circumferential direction, can carry out spraying coating to the lateral wall of many heat dissipation double-layered ways of a set of heat dissipation double-layered way in group simultaneously through the multirow spraying body of spraying body group, further improvement spraying coating's spraying efficiency.

According to an embodiment of the present invention, in the process of spraying the coating on the side wall of the heat dissipation channel, after the spraying on the side wall of the plurality of heat dissipation channels located in the same group of the heat dissipation channel group is completed, the plurality of spraying bodies are moved out of the plurality of heat dissipation channels that have been completed, the positions of the plurality of spraying bodies are adjusted by moving the supporting device according to the position of the next group of the heat dissipation channel group to be sprayed with the coating, so that after the plurality of spraying bodies are moved circumferentially in the circumferential direction as a whole, the plurality of spraying bodies are located right above the plurality of heat dissipation channels in the next group of the heat dissipation channel group to be sprayed with the coating, the plurality of spraying bodies are respectively inserted into the plurality of heat dissipation channels in the current group of the heat dissipation channel group, and then the coating is respectively input into the plurality of spraying bodies to be sprayed with the coating by the coating conveying device, the paint input into the spraying body is sprayed out from the paint nozzles and coated on the side wall of the heat dissipation channel, into which the spraying body extends currently.

In this embodiment, after the spraying of the lateral wall of many heat dissipation pressing from both sides that lie in same group heat dissipation pressing from both sides way group is accomplished, remove a plurality of spraying bodies and stretch into and carry out the spraying operation in many heat dissipation pressing from both sides ways of next group heat dissipation pressing from both sides way group, be convenient for carry out spraying coating to the lateral wall of multiunit heat dissipation pressing from both sides way group in proper order along circumferential direction, and improve spraying coating's spraying efficiency.

According to one embodiment of the invention, the bottom of the support device is provided with a plurality of universal wheels, and the positions of the plurality of spraying bodies are adjusted by moving the support device during the spraying process through the plurality of spraying bodies and when the positions of the plurality of spraying bodies need to be adjusted.

The position of a plurality of spraying bodies is adjusted through removing strutting arrangement in this embodiment, and strutting arrangement's bottom is equipped with a plurality of universal wheels, aligns the heat dissipation double-layered way, and then is convenient for stretch into in the heat dissipation double-layered way and shift out a plurality of spraying bodies from the heat dissipation double-layered way with a plurality of spraying bodies, is favorable to going on fast of spraying operation.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a spraying body extending into a heat dissipation channel of an air-core reactor according to an embodiment of the invention;

FIG. 2 is a front view of FIG. 1 after being straightened;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic structural view of a spraying body set mounted on a supporting device according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a spray body according to an embodiment of the invention;

FIG. 6 is a front view of the spray body of FIG. 5 after righting;

fig. 7 is an enlarged view of the I region in fig. 5.

In the drawings, the reference numbers indicate the following list of parts:

1. air-core reactor, 2, supporting device, 3, telescopic motor, 4, suspension rod, 5, connecting piece, 6, spraying body, 7, coating conveying pipe, 10, insulating supporting seat, 11, winding I, 12, winding II, 13, winding III, 14, winding IV, 15, bracket supporting I, 16, bracket supporting II, 17, insulating partition plate, 20, supporting base, 21, guide post I, 22, supporting plate, 23, driving top plate, 24, guide post II, 25, movable mounting seat, 30, telescopic rod, 31, pushing plate, 40, supporting body, 41, rotating section, 42, locking bolt I, 43, locking nut, 50, vertical connecting plate, 51, sliding block, 52, top stopping fixing plate, 53, horizontal connecting plate, 54, screwing bolt, 60, coating nozzle, 61, coating input connector, 62, sealing head, 101, insulating supporting body, 102, coating conveying pipe, and coating nozzle, The support structure comprises a first support seat 103, a second support seat 151, a first support ring 152, a first support connecting plate 153, a first mounting seat 161, a second support ring 162, a second support connecting plate 163, a second mounting seat 221, a first sliding guide sleeve 222, a second locking bolt 231, a second sliding guide sleeve 251, a mounting protrusion 252, a third locking bolt 401, a horizontal rotating support part 411, a rotating connecting part 412, a sliding groove 601, a paint spraying hole 602 and a dismounting and mounting jack.

Detailed Description

To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.

In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The spraying method for spraying the heat dissipation channel side wall of the air-core reactor provided by the embodiment is as shown in fig. 1 to 7, at least three groups of windings which are coaxially arranged and have different diameters and are in a cylindrical structure are arranged on the air-core reactor 1 in the radial direction at intervals, an annular heat dissipation cavity is defined between every two adjacent groups of windings, a plurality of vertically arranged insulating interval structures are arranged in the annular heat dissipation cavity at intervals in the circumferential direction, the annular heat dissipation cavity is separated by the insulating interval structures to form a plurality of heat dissipation channels, and the spraying method for spraying the heat dissipation channel side wall of the air-core reactor comprises the following steps:

the side walls of the heat dissipation galleries are sprayed with paint by adopting a paint spraying device, the paint spraying device comprises a paint conveying device, a paint conveying pipe 7, a supporting device 2 and a plurality of spraying bodies 6, the plurality of spraying bodies 6 are arranged on the supporting device 2 in a way that the plurality of spraying bodies 6 are in one-to-one correspondence to the plurality of heat dissipation galleries arranged at intervals in the radial direction at intervals in a hanging mode, the plurality of spraying bodies 6 are respectively connected with the paint conveying device through the paint conveying pipe 7, the plurality of spraying bodies 6 are respectively provided with a plurality of paint nozzles 60 for spraying the paint at intervals along the height of the plurality of spraying bodies 6, and the plurality of spraying bodies 6 are respectively extended into the plurality of heat dissipation galleries arranged at intervals in the radial direction;

the paint is respectively fed into the plurality of paint bodies 6 by the paint feeding device, and the paint fed into the paint bodies 6 is respectively sprayed out from the plurality of paint nozzles 60 and coated on the side walls of the heat dissipation tunnels into which the paint bodies 6 extend.

In the present embodiment, as shown in fig. 1 to 7, in the spraying method of the present embodiment, a plurality of spraying bodies 6 are respectively extended into a plurality of heat dissipation lanes arranged at intervals in the radial direction, and a plurality of spraying bodies 6 can simultaneously spray paint to the side walls of the heat dissipation lanes, so that paint can be efficiently sprayed to the side walls of the heat dissipation lanes; furthermore, a plurality of coating nozzles 60 for spraying coating are respectively arranged on the spraying body 6 at intervals along the height of the spraying body, the coverage range of the coating sprayed by each spraying body 6 in the vertical direction is wider, the coating spraying efficiency of the coating sprayed on the side wall of the heat dissipation channel is further improved, and the coating can be conveniently and rapidly sprayed on the winding with a certain height and size; furthermore, in this embodiment, a spraying method is adopted to coat the side wall of the heat dissipation channel, and the coating spraying equipment used for coating has a simple structure and is convenient to operate, so that the cost for coating the side wall of the heat dissipation channel is reduced, and the protection of the winding on the air-core reactor 1 is realized at a lower cost.

In this embodiment, as shown in fig. 1 to 3, four groups of windings are arranged in the air-core reactor 1 in the embodiment at intervals in the lateral direction, the four groups of windings are a winding one 11, a winding two 12, a winding three 13 and a winding four 14 sequentially from outside to inside, an annular heat dissipation cavity defined between the winding one 11 and the winding two 12 is specifically a first annular heat dissipation cavity, an insulating interval structure provided in the first annular heat dissipation cavity is specifically an insulating interval plate 17, and a plurality of insulating interval plates 17 divide the first annular heat dissipation cavity into a plurality of heat dissipation lanes which are specifically first heat dissipation lanes; an annular heat dissipation cavity defined between the second winding 12 and the third winding 13 is specifically an annular heat dissipation cavity II, an insulation spacing structure arranged in the annular heat dissipation cavity II is also an insulation spacing plate 17, and a plurality of insulation spacing plates 17 divide the annular heat dissipation cavity II into a plurality of heat dissipation channels which are specifically heat dissipation channels II; an annular heat dissipation cavity defined between the third winding 13 and the fourth winding 14 is specifically an annular heat dissipation cavity III, an insulating interval structure arranged in the annular heat dissipation cavity III is also an insulating interval plate 17, and a plurality of insulating interval plates 17 divide the annular heat dissipation cavity III into a plurality of heat dissipation channels, specifically heat dissipation channels III.

Further, as shown in fig. 1 to 3, four sets of windings in this embodiment are fixedly supported by the first bracket support 15 and the second bracket support 16, the four sets of windings are horizontally fixed to the first bracket support 15 and the second bracket support 16, the first bracket support 15 is located above the four sets of windings, and the second bracket support 16 is located below the four sets of windings.

Further, as shown in fig. 1 to 3, the first bracket support 15 in this embodiment includes a first support ring 151, a first support connection plate 152, and a first mounting seat 153, where the first support connection plate 152 has a plurality of pieces, the plurality of first support connection plates 152 are circumferentially connected to the first support ring 151 at intervals, and the first mounting seat 153 has a plurality of pieces and is respectively connected to one end of the outer side of the first support connection plate 152. Further, the second bracket support 16 in this embodiment includes a second support ring 161, a second support connecting plate 162 and a second mounting seat 163, the second support connecting plate 162 is provided with a plurality of blocks, the plurality of second support connecting plates 162 are circumferentially connected to the second support ring 161 at intervals, and the second mounting seat 163 is provided with a plurality of blocks and is respectively connected to one end of the outer side of the second support connecting plate 162. The multi-group winding structure of the air-core reactor 1 is specifically fixed between the first support connection plate 152 and the second support connection plate 162. It should be noted that, in this embodiment, the first bracket support 15 located at the highest layer is not provided with the first mounting seat 153.

Further, as shown in fig. 1 to 3, an insulating support seat 10 is disposed below the second bracket support 16 in this embodiment, the insulating support seat 10 is disposed in a plurality of corresponding mounting seats 163 one by one, the insulating support seat 10 includes a first support seat 102, a second support seat 103 and an insulating support body 101, the first support seat 102 is used for being connected with the second mounting seat 163 through bolts, the insulating support body 101 is connected between the first support seat 102 and the second support seat 103, the second support seat 103 is used for being connected with other mounting bases, and the mounting base used for being connected with the second support seat 103 is not shown in this embodiment; further, the second bracket support 16 and the first bracket support 15 in this embodiment have the same structure.

Further, as shown in fig. 1 to 3, the air-core reactor 1 shown in the present embodiment is provided with three layers, and the multilayer winding structure is fixed by connecting the correspondingly arranged first mounting seat 153 and second mounting seat 163 through bolts; further, the number of windings arranged in the air-core reactor 1 at intervals in the lateral direction may also be three, and the like, and in addition, other structures of the air-core reactor 1 may refer to the prior art in the field, and are not described herein again.

In the present embodiment, as shown in fig. 1 to 4, the paint delivery pipe 7 in the present embodiment is specifically a delivery hose, and the paint delivery pipe 7 can flexibly adapt to adjustment of the spraying angle during the spraying operation.

In this embodiment, the paint spraying apparatus used in this embodiment includes a paint delivery device for delivering paint, and a paint storage tank for storing paint, and the paint delivery device is connected to the paint storage tank through a paint inlet pipe; the coating conveying pipes 7 in this embodiment correspond to the plurality of coating bodies 6 one by one, the input ends of the coating conveying pipes 7 are connected with the coating conveying device respectively, and the output ends of the coating conveying pipes 7 are connected to one end of the coating body 6, which is used for inputting the coating, and communicated with the coating circulation cavity respectively.

In the present embodiment, as shown in fig. 5 to 7, the supporting device 2 further includes a suspension rod 4, a plurality of painting bodies 6 are mounted on a free end of the suspension rod 4 at intervals, a paint circulating chamber is provided in the painting body 6, a plurality of paint nozzles 60 are provided at intervals along a length direction of the painting body 6, and the paint nozzles 60 are connected to a peripheral side of the painting body 6 and respectively communicate with the paint circulating chamber.

In the present embodiment, as shown in fig. 7, a plurality of paint ejection holes 601 are provided in each of the plurality of paint nozzles 60. In the present embodiment, the paint spray nozzle 60 is provided with the plurality of paint spray holes 601, which is beneficial to increase the coverage area of the paint sprayed from the paint spray nozzle 60, improve the paint spraying efficiency, and improve the uniformity of the paint spraying.

It should be noted that, the paint delivery pipe 7 in this embodiment is also only a part of the paint delivery pipe 7, the paint storage tank and the paint delivery device in this embodiment are not shown, and the connection between the paint storage tank and the paint delivery device can refer to the paint spraying apparatus in the art, and will not be described again. Further, the "coating" in this embodiment is an insulating paint, and the "coating" may also be other general coatings in the prior art; the paint delivery device in this embodiment may employ a pressure pump or the like.

In an embodiment of the present invention, as shown in fig. 5 to 7, a plurality of paint nozzles 60 are respectively disposed on the side surfaces of the spraying body 6 respectively facing the two radial side walls of the heat dissipation channel at intervals along the height of the spraying body 6, and paint is simultaneously sprayed on the two radial side walls of the heat dissipation channel through the plurality of paint nozzles 60 respectively facing the two radial side walls of the heat dissipation channel.

In this embodiment, as shown in fig. 5 to 7, the plurality of coating nozzles 60 respectively facing the two radial side walls of the heat dissipation channel simultaneously spray the coating on the two radial side walls of the heat dissipation channel, so that the same spraying body 6 can spray the coating on the side walls of the heat dissipation channel simultaneously through the two rows of coating nozzles 60, which is convenient for rapidly spraying the coating on the two radial side walls of the heat dissipation channel, and can further improve the spraying efficiency of the spraying coating.

In this embodiment, as shown in fig. 5 to 7, the spraying body 6 in this embodiment is a tubular structure, two sides of the spraying body 6 along the length direction thereof are respectively provided with a first plane and a second plane, which are arranged on the back, and the first plane and the second plane are respectively provided with a plurality of paint nozzles 60. The paint nozzles 60 shown in the present embodiment are provided on both left and right sides of the spray body 6, and when the spray body 6 is inserted into the heat radiation tunnel, the paint nozzles 60 on both left and right sides face both side walls of the heat radiation tunnel, respectively.

In the present embodiment, as shown in fig. 5 to 7, the suspension bar 4 includes:

a support body 40, one end of the support body 40 is provided with a plug end, and the other end of the support body 40 is provided with a horizontal rotation support part 401;

a rotating section 41, wherein one end of the rotating section 41 is provided with a rotating connecting part 411, the rotating connecting part 411 is horizontally and rotatably connected to the horizontal rotating supporting part 401 in the horizontal direction, the other end of the rotating section 41 is a free end, and the spraying body 6 is arranged on the free end of the rotating section 41;

and a second locking member for locking the rotation connecting portion 411 with the horizontal rotation supporting portion 401.

In this embodiment, as shown in fig. 5 to 7, the rotation connecting portion 411 on the rotation section 41 is horizontally and rotatably connected to the horizontal rotation supporting portion 401 of the supporting body 40 in the horizontal direction, so that the angle formed between the rotation section 41 and the supporting body 40 can be adjusted in the horizontal direction, and the orientations of the plurality of paint nozzles 60 on the spraying body 6 connected to the free end of the rotation section 41 can be adjusted, which is beneficial to adjusting the orientations of the paint nozzles 60 according to the spraying direction requirement, and improves the spraying effect of the paint spraying device on the side wall of the heat dissipation channel. Further, through being equipped with retaining member two, can adjust the angle that forms between rotation section 41 and the support body 40, and after adjusting the angle between rotation section 41 and the support body 40, rethread retaining member two will rotate connecting portion 411 and the locking of horizontal rotation supporting part 401, avoid changing and influence the spraying effect in the orientation of the in-process coating nozzle 60 through spraying body 6 spraying coating.

In this embodiment, as shown in fig. 5 to 7, the supporting device 2 further includes a plurality of connecting members 5, the plurality of connecting members 5 are provided in a one-to-one correspondence with the plurality of spraying bodies 6, the plurality of connecting members 5 are respectively installed on the free end of the suspension rod 4 in a sliding manner at intervals and can slide along the extending direction of the free end of the suspension rod 4, and the spraying bodies 6 are respectively connected to the connecting members 5.

In the present embodiment, as shown in fig. 5 to 7, the supporting body 40 in the present embodiment is a cylindrical rod structure, and the horizontal rotation supporting portion 401 is a U-shaped structure; in addition, the rotation connecting portion 411 of the rotation section 41 in this embodiment is a block structure, and the rotation connecting portion 411 extends into the horizontal rotation supporting portion 401 in a U-shaped structure; further, the second locking member in this embodiment includes a first locking bolt 42 and a second locking nut 43, bolt through holes for passing through the first locking bolt 42 are correspondingly formed in the horizontal rotation supporting portion 401 and the rotation connecting portion 411, the second locking nut 43 is screwed on the threaded end of the first locking bolt 42, and the rotation connecting portion 411 and the horizontal rotation supporting portion 401 can be locked by screwing the second locking nut 43; in addition, when the angle between the rotating section 41 and the supporting body 40 needs to be adjusted, the locking nut 43 can be screwed down and then adjusted. Further, the rotation connecting portion 411 and the horizontal rotation supporting portion 401 in this embodiment may have other rotation connecting manners, and the rotation connecting portion 411 and the horizontal rotation supporting portion 401 may be locked by a locking structure with other structures.

In the present embodiment, as shown in fig. 1 to 4, a plurality of sets of paint spraying structure groups are circumferentially provided on the spraying body 6 at intervals, and each set of paint spraying structure group includes a plurality of paint nozzles 60.

In the present embodiment, as shown in fig. 5 to 7, the free end of the suspension rod 4 is provided with a sliding slot 412, the connecting member 5 comprises a connecting portion and a sliding block 51, the sliding block 51 is connected to the connecting portion, the sliding block 51 is slidably mounted in the sliding slot 412, and the spraying body 6 is connected to the connecting portion; the paint spraying apparatus for the air-core reactor 1 further includes:

a first locking member for locking the connecting member 5 to the free end of the suspension bar 4.

In the present embodiment, as shown in fig. 5 to 7, by providing the slide groove 412 on the free end of the hanging rod 4 and providing the slider 51 on the link 5, it is convenient to slidably mount the link 5 on the free end of the hanging rod 4; further, through being equipped with retaining member one in this embodiment, can lock connecting piece 5 on the free end that hangs pole 4 through retaining member one, be convenient for after the position of adjusting a plurality of spraying bodies 6, lock connecting piece 5 on the free end that hangs pole 4 through retaining member one, and then restrict the fixed position of spraying body 6, avoid changing and influence the spraying effect in the position of the in-process spraying body 6 through 6 spraying coatings of spraying body.

In this embodiment, as shown in fig. 5, the sliding groove 412 in this embodiment is in a T-shaped structure, the sliding block 51 is slidably mounted in the sliding groove 412, and one end of the sliding groove 412, which is far away from the rotating connection portion 411, is open, so that the sliding block 51 can be conveniently slid out of the sliding groove 412 to take out the connecting member 5.

In the present embodiment, as shown in fig. 5 to fig. 7, in order to facilitate the opening of the sliding groove 412 on the free end of the rotating section 41, the sliding groove 412 is opened on the concave surface and is recessed backward by opening the concave surface on the front side surface of the rotating section 41.

Further, as shown in fig. 5 to 7, the connecting portion on the connecting member 5 in this embodiment includes a vertical connecting plate 50 and a horizontal connecting plate 53, the slider 51 is connected to the rear side of the vertical connecting plate 50, the horizontal connecting plate 53 is horizontally connected to the lower end of the vertical connecting plate 50, a through hole for passing through the paint input connector 61 is formed in the horizontal connecting plate 53, the input connector passes through the through hole in the horizontal connecting plate 53 and is in threaded connection with the spraying body 6, and when the input connector is screwed, the horizontal connecting plate 53 and the spraying body 6 are pressed tightly to be fixed; in addition, after the input connector is loosened and tightened, the orientation of the coating nozzle 60 on the spraying body 6 is adjusted, and then the input connector is screwed to tightly press and fix the horizontal connecting plate 53 and the spraying body 6; further, the connecting member 5 may be provided in other structures to facilitate the connection of the spray body 6 with the suspension rod 4.

Further, as shown in fig. 5 to 7, in the present embodiment, in order to facilitate locking the connecting member 5 on the free end of the suspension rod 4, a top stop fixing plate 52 is connected to the upper end of the vertical connecting plate 50, the top stop fixing plate 52 is horizontally connected to the top of the vertical connecting plate 50 and extends backwards, and a vertical threaded hole is formed in the middle of the top stop fixing plate 52; correspondingly, the locking member in this embodiment is specifically a tightening bolt 54, the tightening bolt 54 is screwed in the threaded hole, and the lower end of the tightening bolt 54 is stopped against the free end of the suspension bar 4 by tightening the tightening bolt 54, so that the connecting member 5 is locked on the free end of the suspension bar 4.

In the present embodiment, as shown in fig. 5, the coating material nozzles 60 are respectively screwed into the coating material spraying body 6, the coating material spraying body 6 is provided with a plurality of first internal threaded holes, the coating material nozzles 60 are respectively provided with external threads, and the coating material spraying nozzles 60 are specifically screwed into the first internal threaded holes; further, in the present embodiment, in order to facilitate the attachment and detachment of the paint nozzle 60, the plurality of attachment and detachment insertion holes 602 are circumferentially provided at intervals on the paint nozzle 60, so that the paint nozzle 60 can be attached and detached by inserting an attachment and detachment tool into the attachment and detachment insertion holes 602 and rotating the same.

Further, in order to improve the sealing performance of the threaded connection between the paint nozzle 60 and the spray body 6, the paint nozzle 60 may be threaded with the spray body 6 by wrapping a sealing tape around the outer side of the external thread provided on the paint nozzle 60.

In the present embodiment, as shown in fig. 5 and 6, the paint spraying apparatus for the air-core reactor 1 further includes:

the coating input connector 61 is detachably connected to the upper end of the spraying body 6, the coating flow cavity is communicated, and the output end of the coating conveying pipe 7 is connected with the coating input connector 61;

and the blocking head 62 is detachably connected to the lower end of the spraying body 6.

In the present embodiment, as shown in fig. 5 and 6, by connecting a paint input connector 61 to the upper end of the painting body 6, it is facilitated to connect the painting body to a paint feed pipe 7 for feeding paint; in addition, the lower end of the coating body 6 is connected with a blocking head 62, so that the lower end of the coating body can be blocked conveniently. Further, coating input connector 61 and shutoff head 62 in this embodiment can be dismantled, be convenient for carry out the dismouting to coating input connector 61 and shutoff head 62, use coating spraying device to carry out the spraying operation and accomplish the back, can lift coating input connector 61 and shutoff head 62 off, be convenient for clear up the coating that remains in this internal coating circulation chamber of coating, be favorable to coating body reuse, reduce coating spraying device's use cost, and then reduce air core reactor 1's protection cost.

In this embodiment, as shown in fig. 5 and 6, the paint input connector 61 is screwed on the upper end of the spraying body 6, the upper end of the spraying body 6 is provided with a second internal threaded hole, the connecting end of the paint input connector 61 is provided with an external thread, the connecting end of the paint input connector 61 is screwed with the second internal threaded hole, and the upper end of the paint input connector 61 is provided with a first hexagonal dismounting part for facilitating dismounting the paint input connector 61; in addition, the blocking head 62 is in threaded connection with the upper end of the spraying body 6, a third internal thread hole is formed in the lower end of the spraying body 6, external threads are formed in the connecting end of the blocking head 62, the connecting end of the blocking head 62 is in threaded connection with the third internal thread hole, and a second hexagonal dismounting portion is formed in the lower end of the blocking head 62, so that the blocking head 62 can be dismounted conveniently. Further, in order to improve the sealing performance of the threaded connection between the paint input connector 61 and the plugging head 62 and the spraying body 6, a sealing tape may be wound around the outer sides of the external threads formed on the paint input connector 61 and the plugging head 62, and then the paint input connector 61 and the plugging head 62 may be threaded with the spraying body 6.

In one embodiment of the present invention, in the process of spraying the coating material on the side wall of the heat-dissipating tunnel by using the coating material spraying apparatus, the orientations of the plurality of coating material nozzles 60 are adjusted by the angle adjusting mechanism for adjusting the orientations of the plurality of coating material nozzles 60, thereby adjusting the spraying direction of the coating material sprayed from the coating material nozzles 60.

In this embodiment, the orientation of the plurality of paint nozzles 60 is adjusted by the angle adjusting mechanism, so as to adjust the spraying direction of the paint sprayed from the paint nozzles 60, and the spraying direction of the paint sprayed from the paint nozzles 60 can be adjusted at the same time, so that the spraying direction can be adjusted as required, and the paint can be sprayed on different side walls of the heat dissipation channel.

In this embodiment, the angle adjusting mechanism may adopt a small-sized corner motor, the corner motor may be mounted on the connecting member 5, a rotating shaft of the corner motor is disposed vertically downward, and the spraying body 6 is mounted on the rotating shaft of the corner motor; in addition, the angle rotation motor in this embodiment is not shown in the drawings, and the specific structure of the angle rotation motor may refer to the prior art, which is not described herein again. Further, the angle adjustment mechanism may also employ other rotation driving devices capable of adjusting the angle, so as to adjust the orientation of the plurality of paint nozzles 60.

In one embodiment of the present invention, as shown in fig. 1 to 4, in the process of spraying the coating material on the side wall of the heat dissipation nip by using the coating material spraying apparatus, the height positions of the plurality of coating bodies 6 are adjusted by the elevating apparatus for adjusting the height positions of the plurality of coating bodies 6.

In this embodiment, as shown in fig. 1 to 4, the height positions of the plurality of spraying bodies 6 are adjusted through the lifting device, so that the spraying of the side walls of the heat dissipation channel can be performed at different height positions by adjusting the height positions of the plurality of spraying bodies 6 in the process of spraying the side walls of the heat dissipation channel, and the spraying effect of the side wall spraying of the heat dissipation channel is improved.

In this embodiment, as shown in fig. 1 to 4, the lifting device in this embodiment includes a telescopic motor 3, the telescopic motor 3 is installed on the supporting device 2, and a pushing plate 31 is disposed at an upper end of a telescopic rod 30 of the telescopic motor 3.

In the present embodiment, as shown in fig. 1 to 4, the supporting device 2 includes a supporting base 20, two vertically arranged guiding pillars one 21 are disposed on the upper side of the supporting base 20, four guiding pillars two 24 are further disposed on the upper side of the supporting base 20, and two guiding pillars two 24 are set as a group and are arranged in parallel.

Further, the supporting device 2 further comprises a supporting plate 22, a driving top plate 23 and a movable mounting seat 25, wherein two sliding guide sleeves I221 are arranged at one end, away from the air-core reactor 1, of the supporting plate 22, corresponding to the two guide posts I21 one by one, and the sliding guide sleeves I221 are respectively sleeved on the peripheral sides of the guide posts I21 in a sliding manner; furthermore, in order to lock and fix the support plate 22, a plurality of threaded through holes are formed in the outer side wall of the first sliding guide sleeve 221, the second locking bolt 222 is connected into the threaded through hole in the first sliding guide sleeve 221 in a threaded mode, the support plate 22 can be fixed on the first guide column 21 by screwing the second locking bolt 222, when the height of the support plate 22 needs to be adjusted, the support plate 22 can be pushed to be adjusted after the second locking bolt 222 is unscrewed, and the support plate 22 can be fixed on the first guide column 21 at a proper height position by screwing the second locking bolt 222 after the height of the support plate 22 is adjusted.

Further, as shown in fig. 1 to 4, four mounting protrusions 251 are circumferentially arranged on the upper side of the movable mounting seat 25 at intervals, mounting through holes are arranged in the mounting protrusions 251 along the radial direction, and one end of the suspension rod 4, which is far away from the air-core reactor 1, is inserted into the mounting through holes and penetrates outwards; in addition, in order to lock the suspension rod 4 conveniently in this embodiment, a threaded hole which is communicated with the mounting through hole is formed in the upper side of the mounting boss 251, a locking bolt three 252 is connected to the threaded hole in the mounting boss 251 through a female thread, and the suspension rod 4 is limited through the locking bolt three 252.

Further, as shown in fig. 1 to 4, two sliding guide sleeves two 231 are arranged on one end of the driving top plate 23 away from the air-core reactor 1, corresponding to the two guide posts one 21 one by one, and the sliding guide sleeves two 231 are respectively slidably sleeved on the peripheral sides of the guide posts one 21; further, the telescopic motor 3 is specifically installed on the support plate 22, and a push plate 31 connected to an upper end of the telescopic rod 30 is connected to a lower side of the driving top plate 23.

Further, as shown in fig. 1 to 4, the movable mounting base 25 in this embodiment is vertically slidably mounted on the four guide posts two 24, four sliding guide holes are formed in the four guide posts two 24 corresponding to the movable mounting base 25 one by one, the guide posts two 24 respectively penetrate through the sliding guide holes, one end of the driving top plate 23 close to the air-core reactor 1 is connected with the movable mounting base 25, and under the driving action of the telescopic rod 30, the movable mounting base 25 performs lifting movement in the vertical direction, so that the heights of the plurality of spraying bodies 6 are adjusted in the vertical direction. Further, the lifting device in this embodiment may also adopt an electric push rod, etc., and the supporting device 2 may also have various structures.

In one embodiment of the present invention, as shown in fig. 1 to 4, in the process of spraying the coating on the side walls of the heat dissipation channels, the installation height of the lifting device is adjusted according to the height positions of the multiple winding layers vertically arranged on the air-core reactor 1 at intervals, and then the heights of the plurality of spraying bodies 6 are adjusted to sequentially spray the coating on the side walls of the multiple heat dissipation channels arranged on the winding layers at different height positions.

In this embodiment, as shown in fig. 1 to 4, the installation height of the lifting device is adjusted according to the height positions of the multiple winding layers vertically arranged on the air-core reactor 1 at intervals, so that the heights of the spraying bodies 6 are conveniently adjusted, and thus the spraying of the coating on the side walls of the multiple heat dissipation channels arranged on the winding layers at different height positions is sequentially realized, and the coating is further sprayed on the winding layers at different height positions of the whole air-core reactor 1.

In the present embodiment, as shown in fig. 1 to 3, when the spraying body 6 sprays the winding layer of the lower layer, the support plate 22 is disposed close to the winding layer of the lower layer and the installation height of the support plate 22 corresponds to the winding layer; before the winding layer of the middle layer is sprayed, the support plate 22 needs to be slid upwards to adjust the height of the spraying body 6; similarly, before the winding layer on the upper layer is sprayed, the support plate 22 needs to be slid upwards to adjust the height of the spraying body 6, so that the height of the spraying body 6 is equivalent to that of the winding layer on the upper layer.

According to one embodiment of the invention, the coating material conveying device, the angle adjusting mechanism and the lifting device are respectively and automatically controlled by the control system according to a preset program.

In the embodiment, the control system automatically controls the coating conveying device according to a preset program, so that the starting and stopping conditions of the coating conveying device are automatically controlled conveniently, and the coating is automatically conveyed; furthermore, the angle adjusting mechanism is automatically controlled by the control system according to a preset program, the orientation of the plurality of coating nozzles 60 is automatically adjusted by the angle adjusting mechanism, the spraying direction of the coating sprayed from the coating nozzles 60 is further automatically adjusted, the spraying direction of the coating sprayed from the coating nozzles 60 can be simultaneously adjusted, the spraying direction is convenient to automatically adjust, and the coating is sprayed on different side walls of the heat dissipation channel; furthermore, through the automatic control elevating gear of control system according to predetermined procedure, can be at the in-process to the lateral wall spraying coating of heat dissipation lane, the high position of a plurality of spraying bodies 6 of automatically regulated, and then can carry out the spraying coating to the not co-altitude position of the lateral wall of heat dissipation lane, can also be through the height of a plurality of spraying bodies 6 of elevating gear automatically regulated to the realization is in proper order to the lateral wall spraying coating of many heat dissipation lanes that is equipped with on the winding layer of co-altitude position.

In this embodiment, the specific connection manner of the coating material conveying device, the angle adjusting mechanism and the lifting device respectively connected with the control system can refer to the control system in the prior art; in addition, the control system in this embodiment is specifically a PLC control system, which is not illustrated in this embodiment, and the specific structure and control program of the PLC control system may be set as needed with reference to the prior art, which is not described herein again.

In an embodiment of the present invention, as shown in fig. 1 to 4, in the process of spraying the coating material on the side wall of the heat dissipation channel, after the spraying on the side wall of the plurality of heat dissipation channels located in the same radial direction is completed, the plurality of spraying bodies 6 are moved out of the plurality of heat dissipation channels where the spraying is completed, the positions of the plurality of spraying bodies 6 are adjusted by moving the supporting device 2 according to the distribution positions of the plurality of heat dissipation channels to be sprayed with the coating material circumferentially arranged at intervals in the circumferential direction, so that the plurality of spraying bodies 6 are located right above the plurality of heat dissipation channels to be sprayed with the coating material circumferentially arranged in another radial direction, the plurality of spraying bodies 6 are respectively extended into the plurality of heat dissipation channels to be sprayed with the coating material, the coating material is respectively input into the plurality of spraying bodies 6 by the coating material conveying device, and the coating material input into the spraying bodies 6 is respectively sprayed out from the plurality of coating material nozzles 60 and coated on the spraying bodies 6 The side wall of the heat dissipation channel extends forwards.

In this embodiment, as shown in fig. 1 to 4, after the spraying of the side walls of the multiple heat dissipation channels located in the same radial direction is completed, the multiple spraying bodies 6 are moved and extended into the multiple heat dissipation channels located in another radial direction at intervals to perform the spraying operation, so as to sequentially spray the coating on the side walls of the multiple heat dissipation channels located in the radial direction at intervals along the circumferential direction.

It should be noted that, in this embodiment, under the condition that only one row of spraying bodies 6 is provided, the coating can be sprayed on the side walls of three heat dissipation lanes located in the same radial direction at each time; the above "same radial direction" is meant to be within the same radial angle range as disclosed.

In an embodiment of the present invention, as shown in fig. 1 to 4, the method for spraying the paint on the side wall of the heat dissipation channel of the air-core reactor further includes:

grouping the plurality of heat dissipation channels according to the total number of the plurality of heat dissipation channels arranged at intervals in the circumferential direction to form a plurality of groups of heat dissipation channels, wherein each group of heat dissipation channels comprises a plurality of heat dissipation channels arranged at intervals in the radial direction, each group of heat dissipation channels also comprises a plurality of heat dissipation channels arranged at intervals in the circumferential direction, and each group of heat dissipation channels comprises the same number of heat dissipation channels;

then, according to the number of the heat dissipation clamping channels which are circumferentially arranged at intervals in the circumferential direction of each group of heat dissipation clamping channel groups, a plurality of rows of spraying bodies 6 are arranged on the supporting device 2, wherein the plurality of heat dissipation clamping channels which are circumferentially arranged at intervals in the circumferential direction of the spraying body groups in the circumferential direction correspond to the heat dissipation clamping channel groups one by one, and each row of spraying bodies 6 respectively comprises a plurality of spraying bodies 6 which are circumferentially arranged at intervals in the radial direction;

the coating is respectively input into a plurality of spraying bodies 6 in the spraying body group through the coating conveying device, and the coating is sprayed on the side walls of a plurality of heat dissipation clamping channels in a group of heat dissipation clamping channel group.

In this embodiment, as shown in fig. 1 to 4, a plurality of heat dissipation channels are grouped to form a plurality of heat dissipation channel groups, and a spraying body group is arranged on the support device 2, the spraying body group is provided with a plurality of rows of spraying bodies 6 in the circumferential direction, and the spraying bodies 6 of the spraying body group can simultaneously spray paint on the side walls of the plurality of heat dissipation channels in a group of heat dissipation channel groups, thereby further improving the spraying efficiency of the spraying paint.

In this embodiment, as shown in fig. 1 to 4, a group of heat dissipation channels in this embodiment includes twelve heat dissipation channels, and the group of heat dissipation channels in this embodiment has six groups; correspondingly, the spraying body group in this embodiment includes four rows of spraying bodies 6, the four rows of spraying bodies 6 include twelve spraying bodies 6, and the twelve spraying bodies 6 are arranged in a one-to-one correspondence with twelve heat dissipation clamping channels. Furthermore, it should be noted that the total number and grouping condition of the heat dissipation lanes may be various, and the number of the spraying bodies 6 provided in the spraying body group may also be various.

In one embodiment of the present invention, as shown in fig. 1 to 4, in the process of spraying the coating on the side wall of the heat dissipation lane, after the spraying on the side wall of the plurality of heat dissipation lanes located in the same group of heat dissipation lane groups is completed, the plurality of spraying bodies 6 are moved out of the plurality of heat dissipation lanes completing the spraying, the positions of the plurality of spraying bodies 6 are adjusted by moving the supporting device 2 according to the position of the next group of heat dissipation lane groups to be sprayed with the coating, so that after the plurality of spraying bodies 6 are moved circumferentially as a whole in the circumferential direction, the plurality of spraying bodies 6 are located right above the plurality of heat dissipation lanes in the next group of heat dissipation lane groups to be sprayed with the coating, the plurality of spraying bodies 6 are respectively inserted into the plurality of heat dissipation lanes in the current group of heat dissipation lanes, and then the coating is respectively input into the plurality of spraying bodies 6 to be sprayed with the coating by the coating conveying device, the paint fed into the spray body 6 is sprayed out from the plurality of paint nozzles 60 and coated on the side wall of the heat dissipation channel into which the spray body 6 is currently inserted.

In this embodiment, as shown in fig. 1 to 4, after the spraying of the side walls of the multiple heat dissipation channels in the same heat dissipation channel group is completed, the multiple spraying bodies 6 are moved and extended into the multiple heat dissipation channels in the next heat dissipation channel group to perform the spraying operation, so as to sequentially spray the coating on the side walls of the multiple heat dissipation channel groups along the circumferential direction, and improve the spraying efficiency of the coating.

In this embodiment, the heat dissipation channel set in this embodiment has six sets, and six circumferential movement of the supporting device 2 is required to adjust the positions of the plurality of spraying bodies 6 to sequentially spray the six sets of heat dissipation channel sets.

In one embodiment of the present invention, as shown in fig. 1 to 4, the bottom of the supporting device 2 is provided with a plurality of universal wheels, and the positions of the plurality of spraying bodies 6 are adjusted by moving the supporting device 2 during the spraying process by the plurality of spraying bodies 6 and when the positions of the plurality of spraying bodies 6 need to be adjusted.

In this embodiment, as shown in fig. 1 to 4, the positions of the spraying bodies 6 are adjusted by moving the supporting device 2, and the bottom of the supporting device 2 is provided with a plurality of universal wheels, so as to align with the heat dissipation channel, thereby facilitating the extension of the spraying bodies 6 into the heat dissipation channel and the removal of the spraying bodies 6 from the heat dissipation channel, and facilitating the rapid spraying operation.

In this embodiment, as shown in fig. 1 to 4, a plurality of universal wheels mounted at the bottom of the supporting device 2 are not illustrated in this embodiment, and the structure and the mounting manner of the universal wheels may refer to the prior art in the field, and are not described herein again.

Further, as shown in fig. 1 to 4, based on the winding in the present embodiment having a cylindrical structure, when the positions of the plurality of spraying bodies 6 are adjusted by moving the supporting device 2 in the spraying process through the plurality of spraying bodies 6, the supporting device 2 circumferentially moves with the vertical center of the winding as a rotating shaft, so that the spraying bodies 6 move along the heat dissipation lane having the circular arc structure and spray the coating to the side wall of the heat dissipation lane.

In addition to the technical solutions disclosed in the present embodiment, for the paint storage tank, the paint delivery pipe 7, the insulating support base 10, the pressure pump, the corner motor, the telescopic motor 3, the PLC control system, the operation principle thereof, and the like in the present invention, reference may be made to conventional technical solutions in the present technical field, which are not the gist of the present invention, and the present invention is not described in detail herein.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. The terms "mounted," "connected," "fixed," and the like are used broadly and should be construed to include, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or unit must have a specific direction, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a spraying method for being directed at heat dissipation lane lateral wall spray coating of air-core reactor, the air-core reactor is equipped with at least three sets of coaxial settings and has the winding that is the drum shape structure of different diameters at the interval in the radial direction, adjacent two sets of it forms annular heat dissipation cavity to inject between the winding, just the circumference interval is equipped with the insulating interval structure of a plurality of vertical settings in the annular heat dissipation cavity, and is a plurality of insulating interval structure will annular heat dissipation cavity separates to form many heat dissipation lanes, its characterized in that, the spraying method that is used for being directed at heat dissipation lane lateral wall spray coating of air-core reactor includes:

2. The method according to claim 1, wherein a plurality of the paint nozzles are provided at intervals along the height of the spray body on the side surfaces of the two radial side walls of the heat dissipation channel facing the spray body, respectively, and the paint is sprayed on the two radial side walls of the heat dissipation channel simultaneously through the plurality of the paint nozzles facing the two radial side walls of the heat dissipation channel, respectively.

3. The method according to claim 1, wherein in the step of spraying the paint onto the side wall of the heat dissipation nip of the air-core reactor by the paint spraying apparatus, the direction of the plurality of paint nozzles is adjusted by an angle adjusting mechanism for adjusting the direction of the plurality of paint nozzles, thereby adjusting the ejection direction of the paint ejected from the paint nozzles.

4. The spraying method for spraying paint to the side wall of the heat dissipation channel of the air-core reactor as recited in claim 3, wherein the height positions of the plurality of spraying bodies are adjusted by an elevating device for adjusting the height positions of the plurality of spraying bodies in the process of spraying paint to the side wall of the heat dissipation channel by the paint spraying device.

5. The method according to claim 4, wherein during the step of spraying the coating on the side wall of the heat dissipation channel, the installation height of the lifting device is adjusted according to the height positions of multiple winding layers vertically spaced on the air-core reactor, and then the heights of the plurality of spraying bodies are adjusted to sequentially spray the coating on the side walls of the plurality of heat dissipation channels arranged on the winding layers at different height positions.

6. The method according to claim 4, wherein the paint delivery device, the angle adjustment mechanism and the lifting device are respectively and automatically controlled by a control system according to a preset program.

7. The method according to any one of claims 1 to 6, wherein during the spraying of the coating material on the side wall of the heat dissipation channel, after the spraying of the coating material on the side wall of the heat dissipation channel is completed, the plurality of spraying bodies are moved out of the plurality of heat dissipation channels in which the spraying is completed, the positions of the plurality of spraying bodies are adjusted by moving the support device according to the distribution positions of the plurality of heat dissipation channels to be sprayed, which are circumferentially spaced in the circumferential direction, so that the plurality of spraying bodies are positioned directly above the plurality of heat dissipation channels to be sprayed, which are circumferentially spaced in another radial direction, and the plurality of spraying bodies are respectively inserted into the plurality of heat dissipation channels to be sprayed, which are spaced in the same radial direction, and then respectively inputting the coatings into the plurality of spraying bodies through the coating conveying device, and respectively spraying the coatings input into the spraying bodies outwards from the plurality of coating nozzles and coating the coatings on the side walls of the heat dissipation clamping passages, into which the spraying bodies currently extend.

8. The spraying method for spraying the paint to the side wall of the heat dissipation channel of the air-core reactor as recited in any one of claims 1 to 6, characterized by further comprising:

the coating conveying device is used for respectively conveying the coatings into the plurality of spraying bodies in the spraying body group and spraying the coatings on the side walls of the plurality of heat dissipation channels in the heat dissipation channel group.

9. The method according to claim 8, wherein during the step of spraying the coating material onto the side walls of the heat dissipation channels, after the step of spraying the coating material onto the side walls of the heat dissipation channels, the plurality of spraying bodies are moved out of the plurality of heat dissipation channels that have been sprayed, and the positions of the plurality of spraying bodies are adjusted by moving the supporting device according to the position of the next heat dissipation channel group to be sprayed, so that after the plurality of spraying bodies are moved circumferentially in the circumferential direction, the plurality of spraying bodies are positioned directly above the plurality of heat dissipation channels in the next heat dissipation channel group to be sprayed, and then the plurality of spraying bodies are respectively inserted into the plurality of heat dissipation channels in the current heat dissipation channel group, and then respectively inputting the coatings into the plurality of spraying bodies to be sprayed by the coating conveying device, wherein the coatings input into the spraying bodies are respectively sprayed out from the plurality of coating nozzles and coated on the side wall of the heat dissipation channel, into which the spraying bodies currently extend.

10. The method for spraying paint on the side wall of the heat dissipation channel of the air-core reactor as recited in any one of claims 1 to 6 and 9, wherein a plurality of universal wheels are provided at the bottom of the supporting device, and the positions of the plurality of the spraying bodies are adjusted by moving the supporting device during the spraying process by the plurality of the spraying bodies and when the positions of the plurality of the spraying bodies need to be adjusted.