CN210458587U

CN210458587U - Spraying equipment of antibacterial nanometer composite fiber substrate of environmental protection for new trend system

Info

Publication number: CN210458587U
Application number: CN201920825047.XU
Authority: CN
Inventors: 曹继生
Original assignee: Suzhou Zhengyibing Nano Environmental Protection Technology Co ltd
Current assignee: Suzhou Zhengyibing Nano Environmental Protection Technology Co ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-05-05
Anticipated expiration: 2029-06-03

Abstract

A spraying device of an environment-friendly antibacterial nano composite fiber base material for a fresh air system comprises a rack, a conveying mechanism, a dust removing mechanism and a spraying mechanism; the conveying mechanism is arranged above the rack, a dust removing mechanism and a spraying mechanism are arranged on the conveying mechanism, and the dust removing mechanism is arranged on one side of the spraying mechanism; the spraying mechanism comprises a spraying cabinet, an air filter, a sprayer, a coating tank and a supporting plate. Fresh air system is with spraying equipment of antibacterial nanometer composite fiber substrate of environmental protection, installation, easy maintenance, the operation elasticity of system is big, the productivity effect can be adjusted all can normally be operated in great range to satisfied three main functions of transport, dust removal, spraying simultaneously, improved production efficiency and product quality effectively.

Description

Spraying equipment of antibacterial nanometer composite fiber substrate of environmental protection for new trend system

Technical Field

The utility model relates to a spraying equipment technical field also relates to environmental protection new material technical field, concretely relates to new trend spraying equipment of antibacterial nanometer composite fiber substrate of environmental protection for system.

Background

Spraying equipment, also known as painting equipment, is specifically defined as a special tool for covering metal and non-metal surfaces with protective or decorative layers. The spraying equipment is a product in an environment where the development automation of industrial technology is more and more common after being reformed. With the higher degree of automation, the application of the spraying production line is wider and wider, and the spraying production line is deep into multiple fields of national economy.

The fresh air system is a novel indoor ventilation device, belongs to an open circulating system, and enables people to breathe fresh, clean and high-quality air indoors. Whether the material of the fresh air system is safe and environment-friendly or not and the service life of the material are long-standing concerns, and especially the safety, environment-friendliness and quality of the composite fiber base material used for the fresh air system determine the operating life of the fresh air system and the physical and psychological health of a user.

On the basis of the existing technical conditions, the equipment for carrying out nano environment-friendly antibacterial spraying on the composite fiber base material for the fresh air system still has a lot of defects, and the main related problems are that the design structure of the existing spraying equipment is unreasonable, and the technological content is not high. Firstly, can not carry out professional design according to spraying material and coating, secondly the degree of automation is not high, and thirdly, equipment is simple, can not the nimble application, and fourthly it is inconvenient to change and maintain the difficulty.

Chinese patent publication No. CN 206276554U discloses a spraying equipment in long tube, and this equipment includes spraying equipment, support frame and getter device, has effectively solved the inhomogeneous technical problem of spraying through setting up of getter device, does not carry, dust removal function, and production efficiency is not high, and the operability of equipment is little.

Chinese patent publication No. CN 207735183U discloses an anticorrosive and rust-proof deformed steel bar oxide film spraying equipment, which is used for spraying deformed steel bars, i.e. spraying, cooling, drying and cooling the deformed steel bars, and has no dust removal function and small operability.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome not enough above, the utility model aims at providing a new trend spraying equipment of antibacterial nano composite fiber substrate of environmental protection for system, installation, easy maintenance, the operation elasticity of system is big, and the throughput can adjust all normally to operate in great range to satisfied simultaneously and carried, removed dust, sprayed three major functions, improved production efficiency and product quality effectively.

A spraying device of an environment-friendly antibacterial nano composite fiber base material for a fresh air system comprises a rack, a conveying mechanism, a dust removing mechanism and a spraying mechanism; the conveying mechanism is arranged above the rack, a dust removing mechanism and a spraying mechanism are arranged on the conveying mechanism, and the dust removing mechanism is arranged on one side of the spraying mechanism; the spraying mechanism comprises a spraying cabinet, an air filter, a sprayer, a coating tank and a supporting plate; the spraying cabinet is a closed spraying cabinet, and the air filter, the sprayer, the coating tank and the support plate are arranged inside the spraying cabinet; the air filter is arranged at the top of the spraying cabinet, the supporting plate is arranged in the middle of the spraying cabinet, the coating tank is arranged on the supporting plate, and the sprayer is arranged below the supporting plate.

Fresh air system is with spraying equipment of antibacterial nanometer composite fiber substrate of environmental protection, including frame, conveying mechanism, dust removal mechanism, spraying mechanism, simple structure, installation, easy maintenance, the operation elasticity of system is big, the productivity effect can be adjusted all can normally be operated in great range to satisfied three main functions of transport, dust removal, spraying simultaneously, improved production efficiency effectively. The composite fiber base material is conveyed to the dust removal mechanism through the conveying mechanism, the dust removal mechanism removes dust to the composite fiber base material, so that the composite fiber base material is provided with a clean active bonding surface before spraying, and then the composite fiber base material is conveyed to the spraying mechanism. When spraying, the environmental protection antibacterial coating can be guaranteed to distribute on the surface of the composite fiber substrate more evenly by the early-stage dust removal, so that the composite fiber substrate is endowed with a better effect, and the spraying quality is effectively improved. The air filter of spraying mechanism sets up on the inside top of spraying cabinet, improves the purification level of spraying environment furthest, reduces the defective rate of spraying, obtains splendid coating effect. The design of the totally-enclosed spraying cabinet ensures the continuous use of the equipment and ensures that the spraying machine has higher environmental protection. The coating tank is arranged above through the supporting plate, so that the coating can be supplemented at any time. The outside of the spraying mechanism can be connected with a control system to automatically control the working process of the spraying equipment, so that the production efficiency and the product quality are effectively improved.

Furthermore, foretell fresh air is spraying equipment of antibacterial nano composite fiber substrate of environmental protection for system, dust removal mechanism includes dust removal cabinet, electrostatic precipitator, dust collecting box are located the inside of dust removal cabinet, the fixed top that sets up at the dust removal cabinet of electrostatic precipitator, the dust collecting box sets up in electrostatic precipitator one side.

Although the composite fiber base material is cleaned before being sprayed, the common cleaning can only remove glue dust, dirt and the like remained on the composite fiber base material, and fine dust particles on the composite fiber base material, dust particles in the air and the like still can reduce the effect of the coating. In order to obtain better antibacterial nanometer performance of environmental protection, the utility model discloses a dust removal mechanism adopts electrostatic precipitator, and electrostatic precipitator makes the dust granule on the composite fiber substrate, the dust granule in the air electrified with strong electric field, and when through the dust removal electrode, the particle of taking the positive/negative charge is adsorbed by burden/positive electrode plate respectively, reaches the dust removal purpose promptly. The electrostatic precipitator dust removal effect is good, simple structure, advantages such as operation easy maintenance, but electrostatic precipitator dust can adsorb on electrostatic plate in a large number after using a period, and the constraint power of collecting electrode board to the dust reduces thereupon, and dust removal effect also can reduce gradually, because the shape of static electrode piece is complicated, and difficult washing is thorough, sets up in electrostatic precipitator one side at the dust collecting box, uses with electrostatic precipitator cooperation, can solve above-mentioned problem.

Furthermore, foretell fresh air system is with spraying equipment of antibacterial nanometer composite fiber substrate of environmental protection, electrostatic precipitator includes electrostatic precipitator body, power supply unit sets up electrostatic precipitator body top, and with electrostatic precipitator body electric connection.

The power supply device (for example, LiSiJX series high-voltage electrostatic dust collector power supply device, hoisting environmental protection mechanical equipment limited company in Zhongshan) provides high-voltage direct current for the electrostatic dust collector body. As a further improvement, the power supply device can be connected with a low-voltage control system and used for controlling the temperature of the electromagnetic rapping hammer, the ash discharging electrode, the ash conveying electrode and other components of the electrostatic dust collector body, so that the working efficiency and the quality of the electrostatic dust collector are improved, and the service life of the electrostatic dust collector can be prolonged.

Further, the environment-friendly antibacterial nano composite fiber base material spraying equipment for the fresh air system comprises a motor, a driving roller, a transmission chain, a driven roller, a bend roller, a carrier roller and a conveying mechanism, wherein the driving roller is arranged on the driving roller; the driving roller is arranged at the front end of the conveying mechanism, and the motor is arranged below the driving roller and drives the driving roller through a gear; the driven roller is arranged at the tail end of the conveying mechanism and is connected with the driving roller through a transmission chain; the turnabout drum is arranged below one side of the transmission chain close to the driving drum, and the supporting roller is arranged below the other side of the transmission chain; and a group of carrier rollers are arranged on the transmission chain.

Conveying mechanism is rational in infrastructure, simple to operate, and easy operation can the rapid transportation composite fiber substrate. In the process of conveying the composite fiber base material, the conveying mechanism can change the running direction of the conveying mechanism and compress the transmission chain to increase the wrap angle between the conveying mechanism and the transmission roller (the driving roller and the driven roller) through the matching of the motor, the driving roller, the transmission chain, the driven roller, the bend roller, the carrier roller and the carrier roller. The turnabout drum is also called as a guide drum and is mainly used for changing the running direction of the transmission chain or pressing the transmission chain to increase the wrap angle between the turnabout drum and the transmission chain. The bend pulley is mainly under the drive chain motion, if the drive chain conveying direction is left, then the bend pulley is on the right side of conveying mechanism, and the main structure is bearing and steel cylinder. The transmission roller is a driving wheel of the conveying mechanism and is divided into a driving wheel and a driven wheel. The relationship between the transmission roller and the direction-changing roller is as if two wheels of the bicycle are used, the rear wheel is the transmission roller, and the front wheel is the direction-changing roller. The function of the bend-over pulley is the winding direction of the transmission chain, so that the transmission chain forms a closed loop. The bend-changing roller can be used as the roller of the conveying mechanism, forms the tension roller of the tension device and changes the direction of the belt at different angles. The carrier roller is used for supporting the transmission chain, reducing the running resistance of the transmission chain and ensuring that the suspension degree of the transmission chain does not exceed a certain limit so as to ensure the stable running of the transmission chain.

Furthermore, the fresh air system is the spraying equipment of the environment-friendly antibacterial nano composite fiber base material, and the outer side of the carrier roller is wrapped with a cotton protective layer.

The protective layer that every bearing roller outside all wrapped up has cotton, so not only can not harm the material, also can not harm drive chain, improves drive chain's life.

Further, the spraying device of the environment-friendly antibacterial nano composite fiber base material for the fresh air system comprises a gun rack and a spraying gun, wherein the gun rack is positioned below the supporting plate and horizontally arranged in the spraying cabinet, and the gun rack is connected with the spraying gun; the spray gun is characterized in that a guide rail is mounted on the gun rack, a swinging device which reciprocates along the guide rail is arranged on the guide rail, and the spraying gun is arranged on the swinging device.

Reciprocating type removal can be realized through the yaw device of guide rail on the gun rack to the spray gun on the sprayer, and the spray gun can be adjusted by the multi-angle, can control the spray gun at reciprocating motion's acceleration and deceleration in-process and swing, reduces the coating volume of spouting on the surface that the spray gun was faced at the acceleration and deceleration in-process to reduce the coating thickness error at the section of at the uniform velocity and the section of accelerating and decelerating, make the whole thickness of spraying more even.

Further, foretell fresh air is spraying equipment of antibacterial nanometer composite fiber substrate of environmental protection for system, the spraying rifle includes the rifle body, feed joint, filtration, the feed joint is installed in one side of the rifle body, the feed joint pass through filtration with scribble the paint can and connect.

A common spraying gun is not provided with a filtering structure, impurities in the coating are easy to erode parts inside the spraying gun, the service life of the spraying gun is influenced, the impurities of the coating can also cause uneven thickness of the whole sprayed composite fiber base material, the flatness is reduced, and the optimal coating effect cannot be obtained.

The utility model has the advantages that: the installation and the maintenance are convenient, the operation elasticity of the system is large, the production capacity can be adjusted in a large range and can be normally operated, three functions of conveying, dust removal and spraying are simultaneously met, and the production efficiency and the product quality are effectively improved. The composite fiber base material is dedusted before spraying, so that the environment-friendly antibacterial coating can be uniformly distributed on the surface of the fiber base material, a better effect is given to the composite fiber base material, and the spraying quality is effectively improved; the air filter is arranged at the top end in the spraying cabinet, so that the purification level of the spraying environment is improved to the maximum extent, and the reject ratio of spraying is reduced; the design of the totally-enclosed spraying cabinet ensures the continuous use of the equipment and ensures that the spraying equipment has higher environmental protection; the conveying mechanism can change the running direction, and the carrier roller protects the material and the transmission chain, so that the service life of the transmission chain is prolonged; the spraying gun can move in a reciprocating manner through the head swinging device of the guide rail on the gun rack, the spraying gun can be adjusted at multiple angles, the spraying gun can be controlled to swing in the acceleration and deceleration process of the reciprocating motion, the paint spraying amount of the surface, towards which the spraying gun faces, of the spraying gun in the acceleration and deceleration process is reduced, the paint thickness error of the uniform speed section and the acceleration and deceleration section is reduced, and the overall spraying thickness is more uniform; the filter structure is arranged on the spraying gun, so that the erosion of impurities in the coating to internal parts of the spraying gun is reduced, the service life of the spraying gun is prolonged, and a better coating effect can be obtained.

Drawings

Fig. 1 is a schematic structural diagram of a spraying device for an environment-friendly antibacterial nano composite fiber substrate for a fresh air system according to the present invention;

in the figure: the automatic spraying device comprises a rack 1, a conveying mechanism 2, a motor 21, a gear 211, a driving roller 22, a transmission chain 23, a driven roller 24, a bend roller 25, a carrier roller 26, a carrier roller 27, a dust removing mechanism 3, a dust removing cabinet 31, an electrostatic dust remover 32, an electrostatic dust remover body 321, a power supply device 322, a dust collecting box 33, a spraying mechanism 4, a spraying cabinet 41, an air filter 42, a spraying device 43, a gun rack 431, a guide rail 4311, a spraying gun 432, a gun body 4321, a feeding joint 4322, a filtering structure 4323, a head swinging device 433, a paint tank 44 and a supporting plate 45.

Detailed Description

The invention will be further elucidated with reference to fig. 1 and an exemplary embodiment.

The spraying equipment for the environment-friendly antibacterial nano composite fiber base material for the fresh air system with the structure shown in figure 1 comprises a frame 1, a conveying mechanism 2, a dust removing mechanism 3 and a spraying mechanism 4; the conveying mechanism 2 is arranged above the rack 1, the conveying mechanism 2 is provided with a dust removal mechanism 3 and a spraying mechanism 4, and the dust removal mechanism 3 is arranged on one side of the spraying mechanism 4; the spraying mechanism 4 comprises a spraying cabinet 41, an air filter 42, a sprayer 43, a paint tank 44 and a supporting plate 45; the spraying cabinet 41 is a closed spraying cabinet 41, and the air filter 42, the sprayer 43, the paint tank 44 and the support plate 45 are arranged inside the spraying cabinet 41; the air filter 42 is arranged at the top of the spraying cabinet 41, the support plate 45 is arranged at the middle of the spraying cabinet 41, the paint can 44 is mounted on the support plate 45, and the sprayer 43 is arranged below the support plate 45.

The dust removing mechanism 3 comprises a dust removing cabinet 31, an electrostatic dust remover 32 and a dust collecting box 33, wherein the electrostatic dust remover 32 and the dust collecting box 33 are arranged in the dust removing cabinet 31, the electrostatic dust remover 32 is fixedly arranged at the top of the dust removing cabinet 31, and the dust collecting box 33 is arranged on one side of the electrostatic dust remover 32.

In addition, the electrostatic precipitator 32 includes an electrostatic precipitator body 321 and a power supply device 322, wherein the power supply device 322 is disposed above the electrostatic precipitator body 321 and electrically connected to the electrostatic precipitator body 321.

The conveying mechanism 2 comprises a motor 21, a driving roller 22, a transmission chain 23, a driven roller 24, a direction-changing roller 25, a carrier roller 26 and a carrier roller 27; the driving roller 22 is arranged at the front end of the conveying mechanism 2, the motor 21 is arranged below the driving roller 22, and the driving roller 22 is driven by a gear 211; the driven roller 24 is arranged at the tail end of the conveying mechanism 2, and the driven roller 24 is connected with the driving roller 22 through a transmission chain 23; the direction-changing drum 25 is arranged below one side of the transmission chain 23 close to the driving drum 22, and the idler 26 is arranged below the other side of the transmission chain 23; a group of carrier rollers 27 is arranged on the transmission chain 23.

In addition, the outer sides of the carrier rollers 27 are wrapped with cotton protective layers.

The sprayer 43 comprises a gun rack 431 and a spraying gun 432, wherein the gun rack 431 is positioned below the supporting plate 45 and horizontally arranged in the spraying cabinet 41, and the gun rack 431 is connected with the spraying gun 432; the gun rack 431 is provided with a guide rail 4311, the guide rail 4311 is provided with a head swinging device 433 which reciprocates along the guide rail 4311, and the spraying gun 432 is arranged on the head swinging device 433.

Also, the spray gun 432 includes a gun body 4321, a feed connector 4322, and a filter structure 4323, wherein the feed connector 4322 is installed at one side of the gun body 4321, and the feed connector 4322 is connected to the paint can 44 through the filter structure 4323.

Examples

Based on the above structural basis, as shown in fig. 1.

During the use, will wait that the composite fiber substrate of spraying is put to fresh air system on the drive chain 23 of conveying mechanism 2 in the spraying equipment of the antibacterial nanometer composite fiber substrate of environmental protection, through the cooperation of motor 21, driving pulley 22, drive chain 23, driven drum 24, driven drum 25, bearing roller 26, bearing roller 27, not only can the rapid transportation composite fiber substrate, can also change conveying mechanism 2's traffic direction and compress tightly drive chain 23 and make its increase and driving pulley 22, driven drum 24's cornerite.

Wherein, be equipped with a set of bearing roller 27 on the drive chain 23, bearing roller 27 is used for supporting drive chain 23, reduces drive chain 23 running resistance to make drive chain 23 degree of dangling no longer than certain limit, in order to guarantee drive chain 23 and operate steadily. Furthermore, every bearing roller 27 outside still all wraps up the protective layer that has the cotton, so not only can not harm the material, also can not harm drive chain, improves drive chain's life.

Next, the composite fiber base material is conveyed to the dust removing mechanism 3 through the conveying mechanism 2, and although the composite fiber base material is cleaned before being sprayed, the common cleaning can only remove the glue dust, dirt and the like remained on the composite fiber base material, and the fine dust particles on the composite fiber base material, the dust particles in the air and the like still reduce the coating effect. In order to obtain better antibacterial nanometer performance of environmental protection, therefore, the utility model discloses a dust removal mechanism 3 adopts electrostatic precipitator 31, electrostatic precipitator 32 includes electrostatic precipitator body 321, power supply unit 322 provides high voltage direct current for electrostatic precipitator body 321, power supply unit 322 can also connect low tension electricity control system, the electromagnetism that is used for controlling electrostatic precipitator body 321 shakes the hammer, unload grey electrode, the temperature of defeated grey electrode and other parts, improve electrostatic precipitator 32's work efficiency and quality, can also increase electrostatic precipitator 32's life. The electrostatic precipitator 31 uses a strong electric field to charge dust particles on the composite fiber substrate and dust particles in the air, and when passing through the precipitation electrode, particles with positive/negative charges are respectively adsorbed by the negative/positive electrode plates, thereby achieving the precipitation purpose.

Further, the electrostatic precipitator 32 is provided with a dust collection box 33 at one side. When the dust collector is matched with the electrostatic dust collector 32, the problems of dust collection, difficulty in cleaning the electrostatic dust collector 32 and reduction of dust collection effect can be solved.

Next, the composite fiber base material is conveyed to the spraying mechanism 4, and the air filter 42 of the spraying mechanism 4 is arranged at the top end inside the spraying cabinet 41, so that the purification level of the spraying environment is improved to the maximum extent, the defective rate of spraying is reduced, and an excellent film coating effect is obtained. The design of the totally-enclosed spraying cabinet ensures the continuous use of the equipment and ensures that the spraying machine has higher environmental protection. The paint can 44 is mounted on the upper side via the support plate 45, and can be replenished with paint at any time. The outside of the spraying mechanism 4 can be connected with a control system to automatically control the working process of the spraying equipment, thereby effectively improving the production efficiency and the product quality.

Further, the sprayer 43 includes a gun rack 431 and a spraying gun 432, a guide rail 4311 is installed on the gun rack 431, and a swing head device 433 reciprocating along the guide rail 4311 is installed on the guide rail 4311. The spray gun 432 on the sprayer 43 can realize reciprocating movement through the head swinging device 433 of the guide rail 4311 on the gun rack 431, the spray gun 432 can be adjusted at multiple angles, the spray gun can be controlled to swing in the acceleration and deceleration process of reciprocating motion, the paint spraying amount on the surface towards which the spray gun faces in the acceleration and deceleration process is reduced, so that the paint thickness errors of the uniform velocity section and the acceleration and deceleration section are reduced, and the whole spraying thickness is more uniform.

Furthermore, the spraying gun 43 is provided with a filtering structure 4323, so that the erosion of impurities in the coating to internal parts of the spraying gun is reduced, the service life of the spraying gun is prolonged, and a better coating effect can be obtained.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.

In addition, the embodiments of the present invention can be arbitrarily combined with each other, and the same shall be regarded as the disclosure of the present invention as long as the idea of the present invention is not violated.

Claims

1. A spraying device of an environment-friendly antibacterial nano composite fiber base material for a fresh air system is characterized by comprising a rack (1), a conveying mechanism (2), a dust removing mechanism (3) and a spraying mechanism (4); the conveying mechanism (2) is arranged above the rack (1), the conveying mechanism (2) is provided with a dust removal mechanism (3) and a spraying mechanism (4), and the dust removal mechanism (3) is arranged on one side of the spraying mechanism (4); the spraying mechanism (4) comprises a spraying cabinet (41), an air filter (42), a sprayer (43), a paint tank (44) and a support plate (45); the spraying cabinet (41) is a closed spraying cabinet (41), and the air filter (42), the sprayer (43), the paint tank (44) and the support plate (45) are arranged inside the spraying cabinet (41); the air filter (42) is arranged at the top of the spraying cabinet (41), the support plate (45) is arranged in the middle of the spraying cabinet (41), the paint tank (44) is arranged on the support plate (45), and the sprayer (43) is arranged below the support plate (45).

2. The spraying equipment of the environmentally friendly and bacteriostatic nano composite fiber base material for the fresh air system as claimed in claim 1, wherein the dust removing mechanism (3) comprises a dust removing cabinet (31), an electrostatic dust collector (32) and a dust collecting box (33), the electrostatic dust collector (32) and the dust collecting box (33) are arranged in the dust removing cabinet (31), the electrostatic dust collector (32) is fixedly arranged at the top of the dust removing cabinet (31), and the dust collecting box (33) is arranged at one side of the electrostatic dust collector (32).

3. The fresh air system spraying equipment for the environmentally-friendly bacteriostatic nano-composite fiber base material as claimed in claim 2, wherein the electrostatic precipitator (32) comprises an electrostatic precipitator body (321) and a power supply device (322), and the power supply device (322) is arranged above the electrostatic precipitator body (321) and electrically connected with the electrostatic precipitator body (321).

4. The spraying equipment of the environment-friendly bacteriostatic nano composite fiber base material for the fresh air system according to claim 1, wherein the conveying mechanism (2) comprises a motor (21), a driving roller (22), a transmission chain (23), a driven roller (24), a direction-changing roller (25), a carrier roller (26) and a carrier roller (27); the driving roller (22) is arranged at the front end of the conveying mechanism (2), the motor (21) is arranged below the driving roller (22), and the driving roller (22) is driven by a gear (211); the driven roller (24) is arranged at the tail end of the conveying mechanism (2), and the driven roller (24) is connected with the driving roller (22) through a transmission chain (23); the direction-changing roller (25) is arranged below one side of the transmission chain (23) close to the driving roller (22), and the supporting roller (26) is arranged below the other side of the transmission chain (23); and a group of carrier rollers (27) are arranged on the transmission chain (23).

5. The spraying equipment of the environment-friendly bacteriostatic nano-composite fiber base material for the fresh air system as claimed in claim 4, wherein the outer side of the carrier roller (27) is wrapped with a cotton protective layer.

6. The spraying equipment of the environmentally friendly bacteriostatic nano-composite fiber base material for the fresh air system as claimed in claim 1, wherein the sprayer (43) comprises a gun rack (431) and a spraying gun (432), the gun rack (431) is located below the support plate (45) and horizontally installed in the spraying cabinet (41), and the gun rack (431) is connected with the spraying gun (432); the spray gun is characterized in that a guide rail (4311) is installed on the gun rack (431), a head swinging device (433) which reciprocates along the guide rail (4311) is arranged on the guide rail (4311), and the spray gun (432) is arranged on the head swinging device (433).

7. The spraying equipment of the eco-friendly bacteriostatic nano-composite fiber substrate for the fresh air system as claimed in claim 6, wherein the spraying gun (432) comprises a gun body (4321), a feeding connector (4322), a filtering structure (4323), the feeding connector (4322) is installed at one side of the gun body (4321), and the feeding connector (4322) is connected with the paint tank (44) through the filtering structure (4323).