Diluting device for papermaking auxiliary chemicals

Abstract

The utility model discloses a papermaking chemical auxiliary agent diluting device, which relates to the technical field of papermaking chemical auxiliary agent diluting equipment and comprises a tank body, two mounting cylinders are integrally formed on two sides of the bottom end of the outer wall of the tank body, and gas transmission mechanisms are arranged on the mounting cylinders; the gas transmission mechanism comprises a gas inlet pipe, a communication frame, a first mechanical seal, a gas transmission pipe, a second mechanical seal, a plurality of filter screens and a plurality of nozzles; according to the technical scheme provided by the utility model, by arranging the gas conveying mechanism, when the papermaking additive is mixed and diluted, gas can be fed from the gas inlet pipe and the gas conveying pipe through the externally arranged fan, then high-pressure gas is sprayed out through the spray head, and the papermaking additive is subjected to aeration treatment from the inner bottom of the tank body; and the gas conveying pipe can rotate during gas spraying, so that gas flow can drive precipitates at the bottom of the interior of the tank body to flow upwards, and the papermaking additives are mixed more sufficiently.

Description

TECHNICAL FIELD

[0001] The utility model relates to papermaking chemical auxiliary agent dilution equipment technical field especially relates to a papermaking chemical auxiliary agent dilution device. BACKGROUND

[0002] Papermaking chemical auxiliary agent is the indispensable chemical in modern papermaking industry, they play an important role in improving paper quality, increasing paper variety, improving production efficiency, reducing production cost and reducing environmental pollution, papermaking chemical auxiliary agent is usually prepared as solid or high concentration liquid for storage, when using, papermaking chemical auxiliary agent dilution equipment is needed, papermaking chemical auxiliary agent is used after dilution;

[0003] Nowadays papermaking auxiliary agent uniform dilution device, through the rotation motor, gear, slide rod etc. Mechanical structure, realize the rotation and revolution of agitator, and move up and down, thereby fully mix papermaking auxiliary agent, dilute papermaking auxiliary agent, but papermaking auxiliary agent contains certain toxicity according to different chemical composition, the toxicity of papermaking auxiliary agent volatilizes slowly when diluting, which affects the use of papermaking auxiliary agent after dilution. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem that the toxicity of papermaking auxiliary agent volatilizes slowly when diluting in the prior art, which affects the use of papermaking auxiliary agent after dilution.

[0005] Therefore, the utility model provides a papermaking chemical auxiliary agent dilution device, which comprises a tank body, two installation cylinders are integrally formed on the bottom end of the outer wall of the tank body, and a gas conveying mechanism is arranged on the installation cylinder.

[0006] The gas conveying mechanism comprises an air inlet pipe, a communication frame, a first mechanical seal, a gas conveying pipe, a second mechanical seal, a plurality of filter screens and a plurality of spray heads, the air inlet pipe is fixedly installed on the inner wall of the installation cylinder, the communication frame is fixedly installed on one end of the air inlet pipe, the first mechanical seal is fixedly installed on one end of the communication frame, the gas conveying pipe is rotatably installed in the first mechanical seal, the gas conveying pipe is rotatably installed on the inner wall of the communication frame at both ends, the second mechanical seal is fixedly installed on one end of the inner wall of the installation cylinder, the gas conveying pipe is rotatably installed in the second mechanical seal, and a plurality of filter screens and spray heads are fixedly installed on the outer wall of the gas conveying pipe.

[0007] Optionally, the filter screen is spherical, and the spray head is located in the corresponding filter screen.

[0008] Optionally, a plurality of scrapers are fixedly installed on the inner wall of the tank body at the bottom end, and the filter screen is located at the top end of the corresponding scraper.

[0009] Optionally, a second motor is fixedly installed on the outer wall of the mounting cylinder, the output end of the second motor extends to the inside of the mounting cylinder, and a rotating shaft is fixedly installed on the output end of the second motor.

[0010] Optionally, a plurality of second bevel gears are fixedly installed on the outer wall of the gas conveying pipe, and the second bevel gears are engaged with the corresponding first bevel gears.

[0011] Optionally, a cover is fixedly installed on the top of the tank body by bolts, and a gas outlet pipe is fixedly installed on the top end of the cover.

[0012] Optionally, a first motor is fixedly installed on the top end of the cover, the output end of the first motor extends to the inside of the tank body, an installation shaft is fixedly installed on the output end of the first motor, and a plurality of stirring rods are fixedly installed on the outer wall of the installation shaft.

[0013] From the above technical solutions, it can be seen that the embodiments of the utility model have the following advantages:

[0014] 1. The papermaking chemical additive dilution device can accelerate the emission of chemical toxicity in the papermaking additive, and the gas conveying pipe can rotate during gas injection, so that the airflow can drive the precipitate at the bottom of the tank body to flow upward, and the papermaking additive is mixed more fully.

[0015] 2. The papermaking chemical additive dilution device can block the precipitate in the tank body to prevent the precipitate from blocking the nozzle, and the scraper can scrape off the precipitate adhered to the filter screen when the filter screen is driven to rotate by the gas conveying pipe, thereby preventing the precipitate from blocking the filter screen and affecting the airflow injection.

[0016] These features and advantages of the utility model will be disclosed in detail in the following specific embodiments and drawings. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model will be further described below in combination with the drawings:

[0018] Figure 1 The structure of the utility model is shown in the figure;

[0019] Figure 2 The utility model is shown in the figure;

[0020] Figure 3 The utility model is shown in the figure; Figure 2 The enlarged view of A in the utility model;

[0021] Figure 4 Figure 1 is a schematic view of the spray head installation of the present application.

[0022] Reference signs: 1, tank body; 2, upper cover; 3, first motor; 4, mounting shaft; 5, stirring rod; 6, air outlet pipe; 7, mounting cylinder; 8, air inlet pipe; 9, communication frame; 10, first mechanical seal; 11, gas conveying pipe; 12, second mechanical seal; 13, filter screen; 14, spray head; 15, second motor; 16, first bevel gear; 17, second bevel gear; 18, scraper. DETAILED DESCRIPTION

[0023] The technical solutions of the embodiments of the present application will be explained and described below in combination with the drawings of the embodiments of the present application. However, the following embodiments are only preferred embodiments of the present application, and are not all. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative labor are all within the protection scope of the present application.

[0024] A papermaking chemical additive dilution device is described below in combination with the drawings.

[0025] Embodiment 1

[0026] For ease of understanding, please refer to Figures 1 to 4 An embodiment of the papermaking chemical additive dilution device provided by the present application comprises a tank body 1, two mounting cylinders 7 are integrally formed on the bottom end of the outer wall of the tank body 1, and a gas conveying mechanism is arranged on the mounting cylinder 7; the gas conveying mechanism comprises an air inlet pipe 8, a communication frame 9, a first mechanical seal 10, a gas conveying pipe 11, a second mechanical seal 12, a plurality of filter screens 13, and a plurality of spray heads 14; the air inlet pipe 8 is fixedly installed on the inner wall of the mounting cylinder 7, the communication frame 9 is fixedly installed on one end of the air inlet pipe 8, the first mechanical seal 10 is fixedly installed on one end of the communication frame 9, the gas conveying pipe 11 is rotatably installed inside the first mechanical seal 10, the two ends of the gas conveying pipe 11 are rotatably installed on the inner walls of the corresponding communication frames 9, the second mechanical seal 12 is fixedly installed on one end of the inner wall of the mounting cylinder 7, the outer wall of the gas conveying pipe 11 is rotatably installed inside the second mechanical seal 12, and the plurality of filter screens 13 and spray heads 14 are fixedly installed on the outer wall of the gas conveying pipe 11.

[0027] It should be noted that by setting the gas conveying mechanism, when mixing and diluting the papermaking additives, the fan is externally set to intake air from the air inlet pipe 8 and the gas conveying pipe 11, and then high-pressure gas is sprayed out through the spray head 14 to aerate the papermaking additives inside the tank body 1 from the bottom, so that the chemical toxicity in the papermaking additives is accelerated to volatilize, and the gas conveying pipe 11 can rotate when spraying gas, so that the airflow can drive the sediment at the bottom of the tank body 1 to flow upward, making the papermaking additives more fully mixed; the air inlet pipe 8 and the gas conveying pipe 11 are used to convey gas, the inlet end of the air inlet pipe 8 is connected to the external fan through the connecting pipe, the fan is used to intake air, and the spray head 14 is used to spray gas.

[0028] In this example, the first mechanical seal 10 and the second mechanical seal 12 can be selected from the mechanical seals in the prior art, which are used to seal the communication frame 9, the gas conveying pipe 11, and the mounting cylinder 7, the gas conveying pipe 11 when the gas conveying pipe 11 rotates.

[0029] In some embodiments, as shown in Figure 3 , Figure 4 The filter screen 13 is spherical, the spray head 14 is located inside the corresponding filter screen 13, and a plurality of scrapers 18 are fixedly installed at the bottom end of the inner wall of the tank body 1. The filter screen 13 is located at the top end of the corresponding scraper 18.

[0030] It should be noted that by setting the filter screen 13, the sediment in the tank body 1 can be blocked to prevent the sediment from blocking the spray head 14. When the gas conveying pipe 11 drives the filter screen 13 on it to rotate, the scraper 18 scrapes the sediment adhered to the filter screen 13, preventing the sediment from blocking the filter screen 13 and affecting the airflow.

[0031] In some embodiments, as shown in Figure 3 The second motor 15 is fixedly installed on the outer wall of the mounting cylinder 7, the output end of the second motor 15 extends into the mounting cylinder 7, the output end of the second motor 15 is fixedly installed with a rotating shaft, the first bevel gear 16 is fixedly installed at one end of the rotating shaft, and a plurality of second bevel gears 17 are fixedly installed on the outer wall of the gas conveying pipe 11. The second bevel gear 17 is engaged with the corresponding first bevel gear 16.

[0032] It should be noted that in this example, the second bevel gear 17 can be selected from a bevel gear ring, and the second motor 15 drives the first bevel gear 16 to rotate, which drives the gas conveying pipe 11 to rotate through the transmission between the first bevel gear 16 and the second bevel gear 17.

[0033] Embodiment 2

[0034] In some embodiments, as shown in Figure 2As shown, the tank body 1 top is fixedly installed with the upper cover 2 through the bolt, the upper cover 2 top is fixedly installed with the air outlet pipe 6, the upper cover 2 top is fixedly installed with the first motor 3, the first motor 3 output end extends to the tank body 1 inside, the first motor 3 output end is fixedly installed with the mounting shaft 4, the mounting shaft 4 outer wall is fixedly installed with a plurality of stirring rods 5.

[0035] It needs to be explained that the air outlet pipe 6 one end is connected with the external fan in the example, can extract the toxic gas from the tank body 1, is transported to the next step processing, accelerates the discharge of the toxic gas, the first motor 3 starts to drive the mounting shaft 4 rotation, thereby drives the stirring rod 5 rotation, carries out the stirring mixing to the papermaking auxiliary agent in the tank body 1, realizes the dilution of papermaking auxiliary agent.

[0036] The first motor 3 and the second motor 15 in the utility model are well-known parts, and will not be repeated here.

[0037] Working principle: when diluting papermaking auxiliary agent, the papermaking auxiliary agent and dilution liquid are loaded into the tank body 1, the first motor 3 is started to drive the mounting shaft 4 rotation, thereby drives the stirring rod 5 rotation, carries out the stirring mixing to the papermaking auxiliary agent in the tank body 1, simultaneously, the fan connected with the air inlet pipe 8 is started, from the air inlet pipe 8 and the gas inlet pipe 11 air intake, then high-pressure gas is sprayed through the spray head 14, and the papermaking auxiliary agent is treated by aeration from the bottom of the tank body 1.

[0038] The above-described and the above embodiment is only used to illustrate the technical scheme of the application, and is not limited thereto; although the application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical scheme recorded in the foregoing embodiments can be modified, or some technical features can be replaced; and these modifications or replacements do not make the essence of the corresponding technical scheme deviate from the spirit and scope of the technical scheme of the embodiments of the application.

Claims

1. A papermaking chemical additive dilution apparatus characterized by: Including the tank body (1), two installation barrels (7) are integrally formed on both sides of the bottom end of the outer wall of the tank body (1), and a gas conveying mechanism is arranged on the installation barrel (7); The gas conveying mechanism comprises a gas inlet pipe (8), a communication frame (9), a first mechanical seal (10), a gas conveying pipe (11), a second mechanical seal (12), a plurality of filter screens (13) and a plurality of spray heads (14), the gas inlet pipe (8) is fixedly installed on the inner wall of the installation barrel (7), the communication frame (9) is fixedly installed on one end of the gas inlet pipe (8), the first mechanical seal (10) is fixedly installed on one end of the communication frame (9), the gas conveying pipe (11) is rotatably installed inside the first mechanical seal (10), both ends of the gas conveying pipe (11) are rotatably installed on the inner wall of the communication frame (9) respectively, the second mechanical seal (12) is fixedly installed on one end of the inner wall of the installation barrel (7), the outer wall of the gas conveying pipe (11) is rotatably installed inside the second mechanical seal (12), and a plurality of filter screens (13) and spray heads (14) are fixedly installed on the outer wall of the gas conveying pipe (11).

2. The papermaking chemical dilution device according to claim 1, characterized in that: The filter screen (13) is spherical, and the spray head (14) is located inside the corresponding filter screen (13).

3. The papermaking chemical dilution device of claim 1, wherein: A plurality of scraper plates (18) are fixedly installed on the inner wall of the bottom end of the tank body (1), and the filter screen (13) is located at the top end of the corresponding scraper plate (18).

4. The papermaking chemical diluting device according to claim 1, characterized in that: A second motor (15) is fixedly installed on the outer wall of the installation barrel (7), the output end of the second motor (15) extends into the installation barrel (7), a rotating shaft is fixedly installed on the output end of the second motor (15), and a first bevel gear (16) is fixedly installed on one end of the rotating shaft.

5. The papermaking chemical dilution device of claim 4, wherein: A plurality of second bevel gears (17) are fixedly installed on the outer wall of the gas conveying pipe (11), and the second bevel gears (17) are engaged with the corresponding first bevel gears (16).

6. The papermaking chemical diluting device according to claim 1, characterized in that: A top cover (2) is fixedly installed on the top of the tank body (1) through bolts, and a gas outlet pipe (6) is fixedly installed on the top end of the top cover (2).

7. The papermaking chemical dilution device of claim 6, wherein: A first motor (3) is fixedly installed on the top end of the top cover (2), the output end of the first motor (3) extends into the tank body (1), an installation shaft (4) is fixedly installed on the output end of the first motor (3), and a plurality of stirring rods (5) are fixedly installed on the outer wall of the installation shaft (4).

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