Formic acid preparation tank

Abstract

The utility model relates to the technical field of formic acid preparation, in particular to a formic acid preparation tank, which comprises a preparation tank body, a discharge pipe, a motor, a stirrer and a feed port, and the lower end of the preparation tank body is fixedly connected with the discharge pipe. The inner side of the second sealing ring is attached to the outer side of the feeding port to seal the connecting position of the feeding port and the sealing cover, the third sealing ring is located in the containing groove, the lower end surface of the third sealing ring is attached to the upper end surface of the first sealing ring, the lower end surface of the third sealing ring is in a sawtooth shape, and the upper end surface of the first sealing ring is in a sawtooth shape. The lower end surface of the third sealing ring is matched with the upper end surface of the first sealing ring, so that the joint of the sealing cover and the feeding hole is sealed again, the sealing effect is better, volatile gas discharged from the feeding hole is reduced, the pollution of the volatile gas to the configuration environment is reduced, and meanwhile, the body health of configuration personnel is protected.

Description

Technical Field

[0001] The utility model relates to the technical field of formic acid configuration, in particular to a formic acid configuration tank. Background Art

[0002] Formic acid is an organic substance, commonly known as formic acid. It is the simplest carboxylic acid and a colorless liquid with a pungent odor. Formic acid is a weak electrolyte, but its aqueous solution is weakly acidic and highly corrosive, which can irritate the skin and cause blistering. It is usually found in the secretions of bees, certain ants and caterpillars. It is an organic chemical raw material and is also used as a disinfectant and preservative. During the preparation process of formic acid, a preparation tank is required to mix different concentrations of formic acid.

[0003] When the formic acid preparation tank is used to mix formic acid, an appropriate amount of water is first put into the preparation tank, and then an appropriate amount of formic acid solution is added for stirring and mixing, and finally a formic acid solution of a certain concentration is obtained. However, during the preparation process, the sealing performance of the feed port of the formic acid preparation tank is poor, resulting in the formic acid mixed solution to produce volatile gas that is directly volatilized, and the gas is irritating and smelly, which pollutes the preparation environment and endangers the health of the preparation personnel. Therefore, in response to the above problems, we propose a formic acid preparation tank. Utility Model Content

[0004] The utility model aims to provide a formic acid preparation tank to solve the problem that the sealing performance of the feed inlet of the formic acid preparation tank is poor during the preparation process, resulting in the formic acid mixed solution to produce volatile gas that is directly volatilized, and the gas is irritating and smelly, so that the preparation environment is polluted and the health of the preparation personnel is endangered.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A formic acid preparation tank comprises a preparation tank body, a discharge pipe, a motor, an agitator and a feed port, wherein the lower end of the preparation tank body is fixedly connected to the discharge pipe, the upper end of the preparation tank body is fixedly connected to the motor, the end of the motor main shaft is fixedly connected to the agitator, the inner side of the upper end of the preparation tank body is fixedly connected to the feed port, a placement groove is provided on the inner side of the upper end of the feed port, a first sealing ring is fixedly connected inside the placement groove, a support rod is fixedly connected to the upper end of the preparation tank body, a connecting plate is rotatably connected to the outer side of the upper end of the support rod, a handle is fixedly connected to the upper end of the connecting plate, an electric telescopic rod is fixedly connected to the lower end of the connecting plate, a sealing cover is fixedly connected to the lower end of the electric telescopic rod, a second sealing ring is fixedly connected to the lower end of the sealing cover, and a third sealing ring is fixedly connected to the lower end of the sealing cover, an air outlet pipe is fixedly connected to the inner side of the upper end of the preparation tank body, a filter device is fixedly connected to the upper end of the filter device, a connecting pipe is fixedly connected to the inner side of the upper end of the filter device, and a filter element is provided inside the filter device.

[0007] Preferably, the interior of the preparation tank body is hollow, a valve is provided on the outside of the discharge pipe, the motor is located at the right end of the feed inlet, and the agitator is located inside the preparation tank body.

[0008] Preferably, the placement groove has a circular ring shape, the first sealing ring has a circular ring shape, and the upper end surface of the first sealing ring is serrated.

[0009] Preferably, a limiting block is fixedly connected to the outer side of the upper end of the support rod, the connecting plate is located between the two limiting blocks, and the handle has a "T" shape.

[0010] Preferably, the second sealing ring is in the shape of a ring, the inner side of the second sealing ring fits with the outer side of the upper end of the feed port, the third sealing ring is in the shape of a ring, the lower end surface of the third sealing ring is serrated, the lower end of the filter device is fixedly connected to the preparation tank body, and there are two filter elements.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] In the utility model, a placement groove, a first sealing ring, a second sealing ring and a third sealing ring are provided, the lower end of the sealing cover is fixedly connected with the second sealing ring, the inner side of the second sealing ring is fitted with the outer side of the feed port, and the connection between the feed port and the sealing cover is sealed, a placement groove is provided on the inner side of the upper end of the feed port, the first sealing ring is fixedly connected inside the placement groove, the lower end of the sealing cover is fixedly connected with the third sealing ring, the third sealing ring is located inside the placement groove, the lower end surface of the third sealing ring is fitted with the upper end surface of the first sealing ring, the lower end surface of the third sealing ring is sawtooth-shaped, the upper end surface of the first sealing ring is sawtooth-shaped, the lower end surface of the third sealing ring and the upper end surface of the first sealing ring cooperate with each other, so that the connection between the sealing cover and the feed port is sealed again, so that the sealing effect is better, the discharge of volatile gases from the feed port is reduced, and then the pollution of the configuration environment by volatile gases is reduced, and the health of the configuration personnel is protected at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0014] Figure 2 For this utility model Figure 1 Schematic diagram of the structure at point A.

[0015] In the figure: 1. preparation tank body; 2. discharge pipe; 3. motor; 4. agitator; 5. feed port; 6. placement slot; 7. first sealing ring; 8. support rod; 9. connecting plate; 10. handle; 11. electric telescopic rod; 12. sealing cover; 13. second sealing ring; 14. third sealing ring; 15. outlet pipe; 16. filtering device; 17. connecting pipe; 18. filter element. DETAILED DESCRIPTION

[0016] 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.

[0017] See also Figure 1-2 , the utility model provides a technical solution:

[0018] A formic acid preparation tank comprises a preparation tank body 1, a discharge pipe 2, a motor 3, an agitator 4 and a feed port 5, wherein the lower end of the preparation tank body 1 is fixedly connected with the discharge pipe 2, the upper end of the preparation tank body 1 is fixedly connected with the motor 3, the end of the main shaft of the motor 3 is fixedly connected with the agitator 4, the inner side of the upper end of the preparation tank body 1 is fixedly connected with the feed port 5, the inner side of the upper end of the feed port 5 is provided with a placement groove 6, the inside of the placement groove 6 is fixedly connected with a first sealing ring 7, the upper end of the preparation tank body 1 is fixedly connected with a support rod 8, and the outer side of the upper end of the support rod 8 is rotatably connected with a connecting rod A connecting plate 9 is provided, and a handle 10 is fixedly connected to the upper end of the connecting plate 9, an electric telescopic rod 11 is fixedly connected to the lower end of the connecting plate 9, a sealing cover 12 is fixedly connected to the lower end of the electric telescopic rod 11, a second sealing ring 13 is fixedly connected to the lower end of the sealing cover 12, and a third sealing ring 14 is fixedly connected to the lower end of the sealing cover 12. An air outlet pipe 15 is fixedly connected to the inner side of the upper end of the preparation tank body 1, a filter device 16 is fixedly connected to the upper end of the air outlet pipe 15, a connecting pipe 17 is fixedly connected to the inner side of the upper end of the filter device 16, and a filter element 18 is provided inside the filter device 16.

[0019] The preparation tank body 1 is hollow inside, a valve is provided on the outside of the discharge pipe 2, the motor 3 is located at the right end of the feed port 5, the agitator 4 is located inside the preparation tank body 1, the placement groove 6 is in the shape of a circular ring, the first sealing ring 7 is in the shape of a circular ring, the upper end surface of the first sealing ring 7 is serrated, the upper end of the support rod 8 is fixedly connected to the limit block on the outside, the connecting plate 9 is located between the two limit blocks, the handle 10 is in the shape of a "T", the second sealing ring 13 is in the shape of a circular ring, the inner side of the second sealing ring 13 is fitted with the outer side of the upper end of the feed port 5, the third sealing ring 14 is in the shape of a circular ring, the lower end surface of the third sealing ring 14 is serrated, and the lower end of the filtering device 16 is fixedly connected to the preparation tank body 1 There are two filter elements 18, a discharge pipe 2 is fixedly connected to the lower end of the preparation tank body 1, a motor 3 is fixedly connected to the upper end of the preparation tank body 1, and a stirrer 4 is fixedly connected to the end of the main shaft of the motor 3. A feed port 5 is fixedly connected to the inner side of the upper end of the preparation tank body 1, and a placement groove 6 is opened on the inner side of the upper end of the feed port 5 to facilitate the arrangement of the placement groove 6, the first sealing ring 7, the second sealing ring 13 and the third sealing ring 14. The lower end of the sealing cover 12 is fixedly connected to the second sealing ring 13, and the inner side of the second sealing ring 13 fits the outer side of the feed port 5 to seal the connection between the feed port 5 and the sealing cover 12. A placement groove 6 is opened on the inner side of the upper end of the feed port 5, and the placement groove 6 is fixedly connected inside. The first sealing ring 7 and the lower end of the sealing cover 12 are fixedly connected with a third sealing ring 14, and the third sealing ring 14 is located inside the placement groove 6. The lower end surface of the third sealing ring 14 fits with the upper end surface of the first sealing ring 7. The lower end surface of the third sealing ring 14 is sawtooth-shaped, and the upper end surface of the first sealing ring 7 is sawtooth-shaped. The lower end surface of the third sealing ring 14 and the upper end surface of the first sealing ring 7 cooperate with each other, so that the connection between the sealing cover 12 and the feed port 5 is sealed again, so that the sealing effect is better, reducing the discharge of volatile gases from the feed port 5, thereby reducing the pollution of the configuration environment by volatile gases, and protecting the health of the configuration personnel; the placement groove 6 is fixed inside A first sealing ring 7 is connected, a support rod 8 is fixedly connected to the upper end of the preparation tank body 1, a connecting plate 9 is rotatably connected to the outer side of the upper end of the support rod 8, a handle 10 is fixedly connected to the upper end of the connecting plate 9, an electric telescopic rod 11 is fixedly connected to the lower end of the connecting plate 9, a sealing cover 12 is fixedly connected to the lower end of the electric telescopic rod 11, a second sealing ring 13 is fixedly connected to the lower end of the sealing cover 12, a third sealing ring 14 is fixedly connected to the lower end of the sealing cover 12, an air outlet pipe 15 is fixedly connected to the inner side of the upper end of the preparation tank body 1, a filter device 16 is fixedly connected to the upper end of the air outlet pipe 15, a connecting pipe 17 is fixedly connected to the inner side of the upper end of the filter device 16, and a filter element 18 is provided inside the filter device 16.

[0020] Working process: when the device is in use, the external power supply is energized, the upper end of the preparation tank body 1 is fixedly connected with the feed port 5, the upper end of the preparation tank body 1 is fixedly connected with the support rod 8, the outer side of the upper end of the support rod 8 is fixedly connected with the limit block, the outer side of the upper end of the support rod 8 is rotatably connected with the connecting plate 9, the connecting plate 9 is located between the two limit blocks, the upper end of the connecting plate 9 is fixedly connected with the handle 10, the lower end of the connecting plate 9 is fixedly connected with the electric telescopic rod 11, the lower end of the electric telescopic rod 11 is fixedly connected with the sealing cover 12, the lower end of the sealing cover 12 is fixedly connected with the second sealing ring 13 and the third sealing ring 14, the inner side of the second sealing ring 13 is tightly fitted with the outer side of the feed port 5, and the feed port 5 and the sealing cover 12 are connected. The feeding port 5 is sealed, a placement groove 6 is provided on the inner side of the upper end of the feeding port 5, and a first sealing ring 7 is fixedly connected inside the placement groove 6. The lower end surface of the third sealing ring 14 is tightly fitted with the upper end surface of the first sealing ring 7, and the connection between the feeding port 5 and the sealing cover 12 is sealed again, so that the sealing effect is better, and the volatile gas is reduced from being discharged from the feeding port 5, thereby reducing the pollution of the configuration environment by the volatile gas, and protecting the health of the configuration personnel at the same time. When formic acid needs to be configured, the electric telescopic rod 11 is started, and the electric telescopic rod 11 drives the second sealing ring 13 and the third sealing ring 14 to move upward through the sealing cover 12, so that the third sealing ring 14 leaves the placement groove 6, and then the configuration personnel The handle 10 is turned by hand, and the handle 10 drives the connecting plate 9 to rotate along the supporting rod 8 as a whole, thereby opening the sealing cover 12, and the formic acid to be prepared is put into the preparation tank body 1 through the feeding port 5, and then water is added into the preparation tank body 1 through the feeding port 5, and then the handle 10 is turned, and the handle 10 drives the connecting plate 9 to rotate as a whole, so that the sealing cover 12 is directly opposite to the upper end of the feeding port 5, and the electric telescopic rod 11 is started, and the electric telescopic rod 11 drives the sealing cover 12 to move downward as a whole, so that the sealing cover 12 effectively seals the feeding port 5, and the upper end of the preparation tank body 1 is fixedly connected with the motor 3, and the motor 3 is started, and the motor 3 drives the agitator 4 to rotate, and the agitator 4 will be in the preparation tank body 1 The formic acid and water are fully mixed, but irritating gas will be generated during the mixing process of formic acid and water. An air outlet pipe 15 is fixedly connected to the inner side of the upper end of the preparation tank body 1, and a filter device 16 is fixedly connected to the upper end of the air outlet pipe 15. A connecting pipe 17 is fixedly connected to the upper end of the filter device 16. A filter element 18 is arranged inside the filter device 16. The irritating gas enters the filter device 16 through the air outlet pipe 15, and the filter element 18 filters and absorbs the irritating gas, and then the filtered gas is discharged through the connecting pipe 17. After the formic acid solution is prepared, a discharge pipe 2 is fixedly connected to the inner side of the lower end of the preparation tank body 1. The valve outside the discharge pipe 2 is opened to allow the prepared formic acid to easily flow out of the preparation tank body 1.

[0021] 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 formic acid preparation tank, comprising a preparation tank body (1), a discharge pipe (2), a motor (3), a stirrer (4) and a feed port (5), characterized in that: The lower end of the preparation tank body (1) is fixedly connected to a discharge pipe (2), the upper end of the preparation tank body (1) is fixedly connected to a motor (3), the end of the main shaft of the motor (3) is fixedly connected to a stirrer (4), the inner side of the upper end of the preparation tank body (1) is fixedly connected to a feed port (5), the inner side of the upper end of the feed port (5) is provided with a placement groove (6), the inside of the placement groove (6) is fixedly connected to a first sealing ring (7), the upper end of the preparation tank body (1) is fixedly connected to a support rod (8), the outer side of the upper end of the support rod (8) is rotatably connected to a connecting plate (9), and the upper end of the connecting plate (9) is fixedly connected to a handle (10), the lower end of the connecting plate (9) is fixedly connected to an electric telescopic rod (11), the lower end of the electric telescopic rod (11) is fixedly connected to a sealing cover (12), the lower end of the sealing cover (12) is fixedly connected to a second sealing ring (13), the lower end of the sealing cover (12) is fixedly connected to a third sealing ring (14), the inner side of the upper end of the preparation tank body (1) is fixedly connected to an air outlet pipe (15), the upper end of the air outlet pipe (15) is fixedly connected to a filter device (16), the inner side of the upper end of the filter device (16) is fixedly connected to a connecting pipe (17), and a filter element (18) is provided inside the filter device (16).

2. A formic acid preparation tank according to claim 1, characterized in that: The preparation tank body (1) is hollow inside, a valve is provided on the outside of the discharge pipe (2), the motor (3) is located at the right end of the feed inlet (5), and the agitator (4) is located inside the preparation tank body (1).

3. A formic acid preparation tank according to claim 1, characterized in that: The placement groove (6) has a circular ring shape, the first sealing ring (7) has a circular ring shape, and the upper end surface of the first sealing ring (7) is serrated.

4. A formic acid preparation tank according to claim 1, characterized in that: The outer side of the upper end of the support rod (8) is fixedly connected to a limit block, the connecting plate (9) is located between the two limit blocks, and the handle (10) has a "T" shape.

5. The formic acid preparation tank according to claim 1, characterized in that: The second sealing ring (13) is in the shape of a ring. The inner side of the second sealing ring (13) fits the outer side of the upper end of the feed port (5). The third sealing ring (14) is in the shape of a ring. The lower end surface of the third sealing ring (14) is serrated. The lower end of the filtering device (16) is fixedly connected to the preparation tank body (1). The number of the filter elements (18) is two.

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