CN210058677U

CN210058677U - Spraying device for photocatalyst

Info

Publication number: CN210058677U
Application number: CN201920687466.1U
Authority: CN
Inventors: 王旭豪
Original assignee: Zhejiang Kezhou Environmental Protection Technology Co Ltd
Current assignee: Zhejiang Kezhou Environmental Protection Technology Co Ltd
Priority date: 2019-05-15
Filing date: 2019-05-15
Publication date: 2020-02-14
Anticipated expiration: 2029-05-15

Abstract

The utility model relates to a photocatalyst spraying technical field discloses a spraying device for photocatalyst, including spray gun, nozzle, watering can and infusion structure, there is the nozzle one end of spray gun through threaded connection, and the one end that the outside of spray gun is close to the nozzle has the infusion structure through threaded connection, there is the watering can inboard lower extreme of infusion structure through threaded connection. The utility model discloses a filter screen lid embedding is in the spheroidal bottom of cavity gravity ball to can the separation sink in the watering can the bottom the photocatalyst granule that does not dissolve, avoided the photocatalyst granule that does not dissolve from liquid by the suction, and conveniently unpick and wash the cavity gravity ball, the liquid inlet joint fixed connection who connects and the spray gun through the outer hexagonal of infusion structure is in the same place, use the spray gun to carry out other spraying operation when needs, and still when remaining photocatalyst liquid in the watering can, can directly pull down the infusion structure, and photocatalyst liquid can not volatilize.

Description

Spraying device for photocatalyst

Technical Field

The utility model relates to a photocatalyst spraying technical field specifically is a spraying device for photocatalyst.

Background

With the rapid development of the construction industry, more and more people buy new houses and decorate the new houses, the decorated new houses contain various toxic and harmful substances, wherein formaldehyde is most harmful to human bodies and has the longest latency, which is a main cause of malformation of newborns, leukemia of children, memory and intelligence reduction of teenagers, chronic poisoning can be caused by long-term exposure to low-dose formaldehyde, diseases of respiratory system, nervous system, reproductive system and the like are caused, therefore, the decorated new houses usually need to be eliminated by formaldehyde, and the photocatalyst is the most effective method for eliminating formaldehyde.

Through retrieval, chinese patent discloses a photocatalyst spraying device (No. CN208006130U), and this patent technology can increase the pressure when spraying photocatalyst and can spray photocatalyst continuously and stably, so that most of the atomized photocatalyst is coated on the surface of an object, and the utilization rate of photocatalyst is increased. Accordingly, one skilled in the art provides a spray coating device for a photocatalyst.

Disclosure of Invention

An object of the utility model is to provide a spraying device for photocatalyst to solve the photocatalyst spraying device who uses among the prior art that proposes in the above-mentioned background art, can not the separation sink in the watering can the photocatalyst granule of the bottom not dissolved by the suction and can not deposit the watering can't alone that remains photocatalyst liquid's problem.

In order to achieve the above object, the utility model provides a following technical scheme:

a spraying device for photocatalyst comprises a spray gun, a nozzle, a spraying pot and a liquid conveying structure, wherein one end of the spray gun is connected with the nozzle through threads, one end of the outer side of the spray gun, which is close to the nozzle, is connected with the liquid conveying structure through threads, and the lower end of the inner side of the liquid conveying structure is connected with the spraying pot through threads;

the spray gun comprises a gun body, wherein one end of the gun body is fixedly connected with an air receiving head, the other end of the gun body and the air receiving head are positioned on the same axis and are connected with a thimble in a sliding manner, one side, far away from the air receiving head, of the lower end of the outer side of the gun body is fixedly connected with a liquid inlet joint, the middle part of the outer side of the gun body is rotatably connected with a trigger, one end, positioned on the thimble, of the inner part of the gun body is connected with a sealing plug in a sliding manner, one end, positioned on the air receiving head, of the inner part of the gun body is fixedly connected with a net piece, the top end, positioned on the sealing plug, of the inner part of the gun body is provided with an air flow channel, a cavity is formed between the thimble and the net piece, a reset spring is fixedly connected between the net piece;

the infusion structure comprises a kettle cover, a hose is fixedly connected to the top of the inner side of the kettle cover, a liquid adjusting valve is fixedly connected to the top of the outer side of the kettle cover, an outer hexagonal connector is fixedly connected to the top of the liquid adjusting valve, and a hollow gravity ball is sleeved at the bottom of the hose.

As a further aspect of the present invention: the hollow gravity ball comprises a ball body, the top end of the ball body is fixedly connected with a clamping joint, and the bottom end of the ball body is embedded with a filter screen cover.

As a further aspect of the present invention: the air flow channel is communicated with the cavity, one side, far away from the sealing plug, of one end of the air flow channel is connected with the nozzle, and the sealing plug and the return spring are located on the inner side of the cavity.

As a further aspect of the present invention: one side of one end of the ejector pin, which is far away from the sealing plug, is rotatably connected with the middle part of one end of the trigger.

As a further aspect of the present invention: the sealing plug is a component with a truncated cone-shaped structure, and the cavity is a component with an ellipsoid-shaped structure.

As a further aspect of the present invention: the liquid inlet joint passes through threaded connection with outer hexagonal joint, the pot lid also passes through threaded connection with the watering can, hose and cavity gravity ball all are located the inboard of watering can.

As a further aspect of the present invention: the joint is embedded into the inner side of the bottom end of the hose, and the joint, the ball body and the filter screen cover are on the same axis.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the spheroidal bottom of filter screen lid embedding at cavity gravity ball, joint and the hose connection through cavity gravity ball, can the separation sink in the watering can the undissolved photocatalyst granule of bottom, avoided undissolved photocatalyst granule by the suction in from liquid, leaded to the photocatalyst liquid concentration on upper portion in the watering can low excessively, reached the purpose of getting rid of formaldehyde to the convenience is torn open and is washed the cavity gravity ball.

2. The outer hexagonal joint through the infusion structure is in the same place with the liquid inlet joint fixed connection of spray gun, makes watering can and spray gun installation together, uses the spray gun to carry out other spraying operations as needs, and when still remaining photocatalyst liquid in the watering can, can close the hose through transferring the liquid valve, rotates outer hexagonal joint again and pulls down the spray gun, and is convenient, swift, and photocatalyst liquid in the watering can not take place to volatilize.

Drawings

FIG. 1 is an exploded view of a coating apparatus for photocatalyst;

FIG. 2 is an assembly view of a coating apparatus for photocatalyst;

FIG. 3 is a schematic view of a spray gun of a photocatalyst spraying apparatus;

FIG. 4 is a partial sectional view of a spray gun in a spray coating device for photocatalyst;

FIG. 5 is a schematic structural diagram of a fluid-feeding structure of a coating apparatus for photocatalyst;

fig. 6 is an exploded view of a hollow gravity ball in a photocatalyst spraying device.

In the figure: 1. a spray gun; 101. a gun body; 102. a limiting ring; 103. a thimble; 104. a gas regulating valve; 105. a gas receiving head; 106. a trigger; 107. a liquid inlet joint; 108. a cavity; 109. a mesh sheet; 110. a return spring; 111. a sealing plug; 112. an air flow channel; 2. a nozzle; 3. a watering can; 4. a transfusion structure; 41. a pot lid; 42. a liquid regulating valve; 43. an outer hexagonal joint; 44. a hose; 45. a hollow gravity ball; 451. a sphere; 452. a clamping head; 453. and (4) a filter screen cover.

Detailed Description

Referring to fig. 1 to 6, in an embodiment of the present invention, a spraying device for photocatalyst includes a spray gun 1, a nozzle 2, a spraying pot 3 and a fluid infusion structure 4, wherein one end of the spray gun 1 is connected to the nozzle 2 through a screw, one end of the spray gun 1, which is close to the nozzle 2, is connected to the fluid infusion structure 4 through a screw, the lower end of the inner side of the fluid infusion structure 4 is connected to the spraying pot 3 through a screw,

the spray gun 1 comprises a gun body 101, one end of the gun body 101 is fixedly connected with an air receiving head 105, the other end of the gun body 101 and the air receiving head 105 are positioned on the same axis and are connected with a thimble 103 in a sliding manner, one side of the lower end of the outer side of the gun body 101, which is far away from the air receiving head 105, is fixedly connected with a liquid inlet joint 107, the middle part of the outer side of the gun body 101 is rotatably connected with a trigger 106, one end of the inner part of the gun body 101, which is positioned on the thimble 103, is connected with a sealing plug 111 in a sliding manner, one end of the inner part of the gun body 101, which is positioned on the air receiving head 105, is fixedly connected with a mesh 109, the top end of the inner part of the gun body 101, is provided with an air flow channel 112, a cavity 108 is arranged between the thimble 103 and the mesh 109, a return spring 110 is fixedly connected between the;

the infusion structure 4 comprises a pot cover 41, a hose 44 is fixedly connected to the top end of the inner side of the pot cover 41, a liquid regulating valve 42 is fixedly connected to the top end of the outer side of the pot cover 41, an outer hexagonal connector 43 is fixedly connected to the top end of the liquid regulating valve 42, and a hollow gravity ball 45 is sleeved at the bottom end of the hose 44.

In fig. 6: the hollow gravity ball 45 comprises a ball body 451, a clamping joint 452 is fixedly connected to the top end of the ball body 451, and a filter screen cover 453 is embedded into the bottom end of the ball body 451, so that the hose 44 can move freely in the watering can 3 along with the hollow gravity ball 45, and normal spraying operation can be performed when the amount of photocatalyst liquid in the watering can 3 is small or the angle of the watering can 3 is changed.

In fig. 4: the air flow passage 112 is communicated with the cavity 108, one side of one end of the air flow passage 112, which is far away from the sealing plug 111, is connected with the nozzle 2, and the sealing plug 111 and the return spring 110 are both positioned on the inner side of the cavity 108, so that the air flow passage 112 and the cavity 108 can be separated or communicated through the sealing plug 111, and high-speed air flow entering the air connector 105 is blocked or enters the air flow passage 112.

In fig. 4: one side of one end of the thimble 103, which is far away from the sealing plug 111, is rotatably connected with the middle of one end of the trigger 106, so that the thimble 103 can be driven by the trigger 106 to move, and the sealing plug 111 is further pushed to slide.

In fig. 4: the sealing plug 111 is a member with a truncated cone-shaped structure, and the cavity 108 is a member with an ellipsoid-shaped structure, so that the cavity 108 and the airflow channel 112 form a passage along with the movement of the sealing plug 111.

In fig. 3 and 5: the liquid inlet connector 107 is in threaded connection with the outer hexagonal connector 43, the kettle cover 41 is in threaded connection with the sprinkling can 3, so that the liquid infusion structure 4 can be detached from the sprinkling gun 1, the hose 44 and the hollow gravity ball 45 are both positioned on the inner side of the sprinkling can 3, and the photocatalyst liquid of the sprinkling can 3 can be absorbed through the hollow gravity ball 45.

In fig. 5 or 6: the clamping joint 452 is embedded in the inner side of the bottom end of the hose 44, and the clamping joint 452, the sphere 451 and the filter screen cover 453 are on the same axis, so that undissolved photocatalyst particles sinking to the bottom in the sprinkling can 3 can be blocked, and the phenomenon that the undissolved photocatalyst particles are sucked out from liquid to cause that the concentration of the photocatalyst liquid at the upper part in the sprinkling can 3 is too low to achieve the purpose of removing formaldehyde is avoided.

The utility model discloses a theory of operation: when spraying operation is needed, firstly, the photocatalyst powder is diluted into solution and then added into the spraying pot 3, then the pot cover 41 is screwed clockwise to fix the spraying pot 3 and the liquid conveying structure 4 together, the spray gun 1 and the liquid conveying structure 4 are fixedly connected together through the outer hexagonal connector 43 and the liquid inlet connector 107, then the spray gun 1 and the nozzle 2 are installed together, then the external small vacuum pump and the gas connector 105 are connected together, then the small vacuum pump is started, then the lower end of the gun body 101 is held by hands, wherein the trigger 106 is held by four fingers, then the trigger 106 is pulled after the nozzle 2 is aligned to the position needing spraying, the trigger 106 extrudes the thimble 103, the thimble 103 pushes the sealing plug 111 to slide, the sealing plug 111 is in a circular truncated cone shape, the cavity 108 is in an ellipsoid shape, so that the cavity 108 and the air flow channel 112 form a passage, the small vacuum pump compresses air, the generated high-speed air flow passes through the air connector 105, the air regulating valve 104, the mesh 109, the cavity 108 and the air flow channel 112 in sequence, then is sprayed out from the nozzle 2, because the high-speed airflow makes the airflow channel 112 form vacuum and generate negative pressure, the photocatalyst liquid in the sprinkling can 3 passes through the filter screen cover 453, the ball body 451, the clamping joint 452, the hose 44, the liquid adjusting valve 42, the outer hexagonal joint 43 and the liquid inlet joint 107 in sequence, enters the air flow channel 112, is diffused into particle fog along with the high-speed air flow and is sprayed out from the nozzle 2, when the four fingers holding the trigger 106 are released, the return spring 110 is extended to push the sealing plug 111 towards the thimble 103, so as to cut off the cavity 108 from the air flow channel 112, the nozzle 2 will not eject the photocatalyst liquid, the size of the high-speed airflow can be adjusted through the air regulating valve 104, and the flow of the photocatalyst liquid can be adjusted through the liquid regulating valve 42;

the hollow gravity ball 45 is connected with the hose 44, so that the hose 44 can move freely in the sprinkling can 3 along with the hollow gravity ball 45, when the photocatalyst liquid in the sprinkling can 3 is less or the specific position is sprayed, the angle of holding the sprinkling can 3 by hand needs to be changed, the photocatalyst liquid in the sprinkling can 3 can be absorbed, the normal spraying is carried out, the photocatalyst liquid is embedded into the bottom end of the ball body 451 through the filter screen cover 453 and is connected with the hose 44 through the clamping joint 452, so that the undissolved photocatalyst particles which sink at the bottom in the sprinkling can 3 can be blocked through the filter screen cover 453, the phenomenon that the undissolved photocatalyst particles are sucked out from the liquid is avoided, the concentration of the photocatalyst liquid at the upper part in the sprinkling can 3 is too low, the aim of removing formaldehyde is not achieved, and the hollow gravity ball 45 is convenient to disassemble and wash;

outer hexagonal through infusion structure 4 connects 43 and spray gun 1's inlet connector 107 fixed connection together, makes watering can 3 and spray gun 1 installation together, uses spray gun 1 to carry out other spraying operation as needs, and when still remaining photocatalyst liquid in watering can 3, can close hose 44 through transferring liquid valve 42, rotates outer hexagonal again and connects 43 and pull down spray gun 1, and is convenient, swift, and photocatalyst liquid in the watering can 3 can not take place to volatilize.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a spraying device for photocatalyst, includes spray gun (1), nozzle (2), watering can (3) and infusion structure (4), there is nozzle (2) one end of spray gun (1) through threaded connection, and there is infusion structure (4) one end that the outside of spray gun (1) is close to nozzle (2) through threaded connection, there is watering can (3), its characterized in that through threaded connection the lower extreme of the inboard of infusion structure (4):

the spray gun (1) comprises a gun body (101), one end of the gun body (101) is fixedly connected with an air receiving head (105), the other end of the gun body (101) and the air receiving head (105) are located on the same axis and are connected with a thimble (103) in a sliding mode, one side, far away from the air receiving head (105), of the lower end of the outer side of the gun body (101) is fixedly connected with a liquid inlet connector (107), the middle of the outer side of the gun body (101) is rotatably connected with a trigger (106), one end, located on the thimble (103), of the inner portion of the gun body (101) is connected with a sealing plug (111) in a sliding mode, one end, located on the air receiving head (105), of the inner portion of the gun body (101) is fixedly connected with a net piece (109), the top end, located on the top end of the thimble (111), of the inner portion of the sealing plug (101) is provided with an air flow channel (, a return spring (110) is fixedly connected between the mesh (109) and the sealing plug (111), one end of the outer side of the thimble (103) close to the gun body (101) is fixedly connected with a limiting ring (102), and the inner side of the air receiving head (105) is provided with an air regulating valve (104);

infusion structure (4) are including pot lid (41), the top fixedly connected with hose (44) of the inboard of pot lid (41), and the top fixedly connected with in the outside of pot lid (41) transfers liquid valve (42), transfer the outer hexagonal joint of top fixedly connected with (43) of liquid valve (42), cavity gravity ball (45) have been cup jointed to the bottom of hose (44).

2. The spraying device for photocatalyst as claimed in claim 1, wherein said hollow gravity ball (45) comprises a ball body (451), a snap joint (452) is fixedly connected to the top end of said ball body (451), and a filter screen cover (453) is embedded in the bottom end of said ball body (451).

3. The spraying device for the photocatalyst according to claim 1, wherein the air flow channel (112) is communicated with the cavity (108), one end of the air flow channel (112) is far away from one side of the sealing plug (111) and is connected with the nozzle (2), and the sealing plug (111) and the return spring (110) are both positioned inside the cavity (108).

4. The spraying device for photocatalyst as claimed in claim 1, wherein the side of the end of said thimble (103) far from the sealing plug (111) is rotatably connected to the middle of the end of the trigger (106).

5. A spray coating device for photocatalyst in accordance with claim 1, characterized in that said sealing plug (111) is a member of truncated-cone-shaped structure and said cavity (108) is a member of ellipsoid-shaped structure.

6. The spraying device for photocatalyst as claimed in claim 1, wherein said liquid inlet joint (107) is screwed with outer hexagonal joint (43), said pot lid (41) is screwed with spraying pot (3), and said hose (44) and hollow gravity ball (45) are both located inside spraying pot (3).

7. The painting apparatus for photocatalyst according to claim 2, wherein the snap fitting (452) is embedded inside the bottom end of the hose (44), and the snap fitting (452), the ball (451) and the screen cover (453) are on the same axis.