Spraying device for wet tissue processing

Abstract

The utility model discloses a spraying device for wet tissue processing, and relates to the technical field of wet tissue processing. Comprising a support, and a PLC control panel is installed on the front side of the support. According to the spraying device for wet tissue processing, a second electromagnetic valve is turned on, under the action of a liquid conveying pump, stock solution is conveyed into a spraying pipe from a stock solution conveying pipe, so that tissue is sprayed, then an electric push rod drives a pressing roller to descend to extrude the sprayed tissue, the purpose of controlling water is achieved, and it can be avoided that too much spraying solution is sprayed on the surface of the wet tissue, so that the quality of the wet tissue is improved. The water control degree can be finely adjusted according to the descending stroke of the electric push rod, redundant spraying liquid is collected in the liquid collecting hopper after being filtered through the filter screen, the liquid level is monitored through the liquid level transmitter, and when the set liquid level is reached, the second electromagnetic valve is closed, and the first electromagnetic valve is opened at the same time; spraying liquid in the liquid collecting hopper can be conveyed into the spraying pipe through the liquid conveying pump to be recycled, resource saving is facilitated, PLC control is achieved in the whole process, and the automation degree is high.

Description

Technical Field

[0001] The utility model relates to the technical field of wet wipes processing, in particular to a spray device for wet wipes processing. Background Art

[0002] Wet wipes are moist paper towels used to wipe the skin. The wet wipes on the market can be roughly divided into two categories: one is that they have been disinfected themselves, but cannot disinfect other items. They contain skin care ingredients and can only be used for skin moisturizing care; the other is disinfectant wipes that are not only disinfected themselves, but can also disinfect other items. They can be used to disinfect or sterilize skin abrasions and scratches. When processing and producing wet wipes, RO pure water and disinfectant must be scientifically proportioned, and then the prepared stock solution is sprayed on the paper towel through a spray device.

[0003] Most of the existing spray devices for wet wipes processing cannot recycle the excess spray liquid when spraying the wet wipes, which easily leads to waste of resources. In addition, the wet wipes after spraying will contain more spray liquid. The spray liquid is prone to dripping during the processing and transportation of the wet wipes, causing pollution to the environment. Utility Model Content

[0004] The utility model provides a spray device for processing wet wipes to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a spray device for processing wet wipes, comprising a bracket, a PLC control panel is installed on the front side of the bracket, and a machine tank is installed on the bracket, a mesh belt conveyor is installed in the machine tank, a liquid collecting bucket is provided at the lower part of the machine tank, and a liquid level transmitter is installed in the liquid collecting bucket, a filter is laid in the liquid collecting bucket, and a return pipe is connected to the bottom of the liquid collecting bucket, a liquid delivery pump is installed on the lower cross beam of the bracket, and the inlet end of the liquid delivery pump is connected to a three-way pipe, and one interface of the three-way pipe is connected to the return pipe, The other interface of the tee is connected to the raw liquid delivery pipe, a first solenoid valve is installed between the tee and the reflux pipe, and a second solenoid valve is installed between the tee and the raw liquid delivery pipe, a spray pipe is set up on the top of the machine tank, and the spray pipe is connected to the outlet end of the liquid delivery pump, a transparent machine cover is installed on the top of the machine tank, and an electric push rod is installed on the top of the transparent machine cover, a pressure roller is installed on the output end of the electric push rod, the mesh belt conveyor, the liquid level transmitter, the liquid delivery pump, the first solenoid valve, the second solenoid valve and the electric push rod are all electrically connected to the PLC control panel.

[0006] Furthermore, the motor part of the mesh belt conveyor is located outside the machine groove, and guide bars are provided on the front and rear sides of the conveying surface of the mesh belt conveyor.

[0007] Furthermore, a connecting port is provided at the bottom of the liquid collecting hopper, and is connected to the reflux pipe through the connecting port.

[0008] Furthermore, the spray pipes are evenly distributed on the machine trough, and the nozzles thereof face the conveying surface of the mesh belt conveyor.

[0009] Furthermore, the spray pipe is located in a transparent machine cover, and an inlet and an outlet are provided on the left and right sides of the transparent machine cover.

[0010] Furthermore, the output end of the electric push rod is located in a transparent machine cover, and the pressure roller is located above the conveying surface of the mesh belt conveyor.

[0011] Compared with the prior art, the utility model provides a spray device for wet wipes processing, which has the following beneficial effects:

[0012] The spray device for wet wipes processing opens the second solenoid valve, and under the action of the liquid delivery pump, the raw liquid is delivered from the raw liquid delivery pipe to the spray pipe, thereby spraying the paper towels, and then the electric push rod drives the pressure roller to descend to squeeze the sprayed paper towels, thereby achieving the purpose of water control, which can avoid excessive spray liquid on the surface of the wet wipes, and the degree of water control can be fine-tuned according to the descending stroke of the electric push rod. The excess spray liquid is filtered through the filter and collected in the liquid collecting bucket, and the liquid level is monitored by the liquid level transmitter. When the set liquid level is reached, the second solenoid valve is closed and the first solenoid valve is opened at the same time, and the spray liquid in the liquid collecting bucket can be delivered to the spray pipe through the liquid delivery pump for recycling, which is beneficial to saving resources, and is fully controlled by PLC with a high degree of automation. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a partial top view of the utility model;

[0015] Figure 3 It is a cross-sectional view of the utility model.

[0016] In the figure: 1. bracket; 2. PLC control panel; 3. machine slot; 4. mesh belt conveyor; 5. liquid collecting bucket; 6. liquid level transmitter; 7. filter screen; 8. reflux pipe; 9. liquid delivery pump; 10. three-way pipe; 11. raw liquid delivery pipe; 12. first solenoid valve; 13. second solenoid valve; 14. spray pipe; 15. transparent machine cover; 16. electric push rod; 17. pressure roller; 18. guide strip; 19. connection port; 20. inlet and outlet. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-Figure 3 The utility model discloses a spray device for wet wipes processing, comprising a bracket 1, a PLC control panel 2 is installed on the front side of the bracket 1, and a machine tank 3 is installed on the bracket 1, a mesh belt conveyor 4 is installed in the machine tank 3, a liquid collecting hopper 5 is provided at the lower part of the machine tank 3, and a liquid level transmitter 6 is installed in the liquid collecting hopper 5, a filter screen 7 is laid in the liquid collecting hopper 5, and a reflux pipe 8 is connected to the bottom of the liquid collecting hopper 5, a liquid delivery pump 9 is installed on the lower cross beam of the bracket 1, and the inlet end of the liquid delivery pump 9 is connected to the liquid level transmitter 6. There is a three-way pipe 10, one interface of the three-way pipe 10 is connected to the return pipe 8, and the other interface of the three-way pipe 10 is connected to the raw liquid delivery pipe 11, a first solenoid valve 12 is installed between the three-way pipe 10 and the return pipe 8, and a second solenoid valve 13 is installed between the three-way pipe 10 and the raw liquid delivery pipe 11, a spray pipe 14 is set on the top of the machine tank 3, and the spray pipe 14 is connected to the outlet end of the liquid delivery pump 9, a transparent machine cover 15 is installed on the top of the machine tank 3, and a The electric push rod 16, the output end of which is provided with a pressure roller 17, opens the second solenoid valve 13, and under the action of the liquid delivery pump 9, the raw liquid is delivered from the raw liquid delivery pipe 11 to the spray pipe 14, so as to spray the paper towel, and then the electric push rod 16 drives the pressure roller 17 to descend to squeeze the sprayed paper towel, so as to achieve the purpose of water control, and avoid excessive spraying liquid on the surface of the wet towel, and the degree of water control can be fine-tuned according to the descending stroke of the electric push rod 16, and the excess spraying liquid is filtered through the filter screen 7 and collected The liquid is collected in the liquid collecting bucket 5 and the liquid level is monitored by the liquid level transmitter 6. When the set liquid level is reached, the second solenoid valve 13 is closed and the first solenoid valve 12 is opened. The spray liquid in the liquid collecting bucket 5 can be transported to the spray pipe 14 through the liquid delivery pump 9 for recycling, which is beneficial to saving resources. The whole process is controlled by PLC and has a high degree of automation. The mesh belt conveyor 4, liquid level transmitter 6, liquid delivery pump 9, first solenoid valve 12, second solenoid valve 13 and electric push rod 16 are all electrically connected to the PLC control panel 2.

[0019] Specifically, the motor part of the mesh belt conveyor 4 is located outside the machine slot 3 , and guide bars 18 are provided on both sides of the conveying surface of the mesh belt conveyor 4 .

[0020] In this embodiment, the paper towels are transported by the mesh belt conveyor 4 , and the guide strips 18 are used to play a role of limiting guidance to prevent the paper towels from sliding off the conveying surface of the mesh belt conveyor 4 .

[0021] Specifically, a connection port 19 is provided at the bottom of the liquid collecting hopper 5 , and is connected to the reflux pipe 8 via the connection port 19 .

[0022] In this embodiment, the connection port 19 is a connection structure for connecting the reflux pipe 8 and the liquid collecting bucket 5 .

[0023] Specifically, the spray pipes 14 are evenly distributed on the machine trough 3 , and the nozzles thereof face the conveying surface of the mesh belt conveyor 4 .

[0024] In this embodiment, the stock solution is delivered from the stock solution delivery pipe 11 to the spray pipe 14, so as to perform a spraying operation on the paper towel.

[0025] Specifically, the spray pipe 14 is located in a transparent machine cover 15 , and an inlet and outlet 20 are provided on the left and right sides of the transparent machine cover 15 .

[0026] In this embodiment, the transparent cover 15 is used to prevent dust and also to prevent the original liquid from splashing outwards. The inlet and outlet 20 are provided to facilitate the inflow and outflow of paper towels.

[0027] Specifically, the output end of the electric push rod 16 is located in the transparent machine cover 15 , and the pressure roller 17 is located above the conveying surface of the mesh belt conveyor 4 .

[0028] In this embodiment, the electric push rod 16 drives the pressure roller 17 to descend to squeeze the paper towel after spraying, so as to achieve the purpose of water control, which can avoid excessive spraying liquid on the surface of the wet towel, and the degree of water control can be fine-tuned according to the descending stroke of the electric push rod 16, that is, the descending stroke of the electric push rod 16 is controlled by the PLC control panel 2.

[0029] When in use, open the second solenoid valve 13, and under the action of the liquid delivery pump 9, the raw liquid is delivered from the raw liquid delivery pipe 11 to the spray pipe 14, thereby spraying the paper towel, and then the electric push rod 16 drives the pressure roller 17 to descend to squeeze the paper towel after spraying, so as to achieve the purpose of water control, which can avoid excessive spray liquid on the surface of the wet wipes, and the degree of water control can be fine-tuned according to the descending stroke of the electric push rod 16. The excess spray liquid is filtered through the filter screen 7 and collected in the liquid collecting bucket 5. The liquid level is monitored by the liquid level transmitter 6. When the set liquid level is reached, the second solenoid valve 13 is closed and the first solenoid valve 12 is opened at the same time. The spray liquid in the liquid collecting bucket 5 can be delivered to the spray pipe 14 through the liquid delivery pump 9 for recycling, which is conducive to saving resources, full PLC control, and high degree of automation.

[0030] To sum up, the spray device for processing wet wipes opens the second solenoid valve 13, and under the action of the liquid delivery pump 9, the raw liquid is delivered from the raw liquid delivery pipe 11 to the spray pipe 14, thereby spraying the paper towels, and then the electric push rod 16 drives the pressure roller 17 to descend to squeeze the sprayed paper towels, thereby achieving the purpose of water control, which can avoid excessive spray liquid on the surface of the wet wipes, and the degree of water control can be fine-tuned according to the descending stroke of the electric push rod 16. The excess spray liquid is filtered through the filter screen 7 and collected in the liquid collecting bucket 5. The liquid level is monitored by the liquid level transmitter 6. When the set liquid level is reached, the second solenoid valve 13 is closed and the first solenoid valve 12 is opened at the same time. The spray liquid in the liquid collecting bucket 5 can be delivered to the spray pipe 14 through the liquid delivery pump 9 for recycling, which is conducive to saving resources, full PLC control, and high degree of automation.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spray device for wet wipes processing, comprising a bracket (1), characterized in that: A PLC control panel (2) is installed on the front side of the support (1), and a machine tank (3) is installed on the support (1), a mesh belt conveyor (4) is installed in the machine tank (3), a liquid collecting bucket (5) is provided at the bottom of the machine tank (3), a liquid level transmitter (6) is installed in the liquid collecting bucket (5), a filter screen (7) is laid in the liquid collecting bucket (5), and a return pipe (8) is connected to the bottom of the liquid collecting bucket (5), a liquid delivery pump (9) is installed on the lower cross beam of the support (1), and the inlet end of the liquid delivery pump (9) is connected to a three-way pipe (10), one interface of the three-way pipe (10) is connected to the return pipe (8), and the other interface of the three-way pipe (10) is connected to a raw liquid delivery pipe (11), and the three-way pipe (10) A first solenoid valve (12) is installed between the machine tank (3) and the return pipe (8), and a second solenoid valve (13) is installed between the three-way pipe (10) and the raw liquid delivery pipe (11). A spray pipe (14) is mounted on the top of the machine tank (3), and the spray pipe (14) is connected to the outlet end of the liquid delivery pump (9). A transparent machine cover (15) is installed on the top of the machine tank (3), and an electric push rod (16) is installed on the top of the transparent machine cover (15). A pressure roller (17) is installed at the output end of the electric push rod (16). The mesh belt conveyor (4), the liquid level transmitter (6), the liquid delivery pump (9), the first solenoid valve (12), the second solenoid valve (13) and the electric push rod (16) are all electrically connected to the PLC control panel (2).

2. A spray device for wet wipes processing according to claim 1, characterized in that: The motor part of the mesh belt conveyor (4) is located outside the machine groove (3), and guide strips (18) are arranged on the front and rear sides of the conveying surface of the mesh belt conveyor (4).

3. A spray device for wet wipes processing according to claim 1, characterized in that: The bottom of the liquid collecting hopper (5) is provided with a connecting port (19), and is connected to the reflux pipe (8) via the connecting port (19).

4. A spray device for wet wipes processing according to claim 1, characterized in that: The spray pipes (14) are evenly distributed on the machine trough (3), and their nozzles face the conveying surface of the mesh belt conveyor (4).

5. A spray device for wet wipes processing according to claim 1, characterized in that: The spray pipe (14) is located in a transparent machine cover (15), and an inlet and outlet (20) are provided on the left and right sides of the transparent machine cover (15).

6. A spray device for wet wipes processing according to claim 1, characterized in that: The output end of the electric push rod (16) is located in the transparent machine cover (15), and the pressure roller (17) is located above the conveying surface of the mesh belt conveyor (4).

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