CN112577296B - A high-efficiency drying equipment for sodium metabisulfite - Google Patents

Abstract

The invention discloses efficient drying equipment for sodium metabisulfite, and relates to the technical field of chemical production equipment. The novel distribution box comprises a box body, three groups of layout mechanisms are uniformly arranged on the left inner wall and the right inner wall of the box body in a staggered manner, first guide plates are arranged in the corresponding box body of the distribution box through first hinge members, the first guide plates are fixedly arranged on the inner wall of the box body through adjusting mechanisms, and air distribution boxes are fixedly arranged on the corresponding inner wall of the box body of the first guide plates. According to the invention, sodium metabisulfite is uniformly distributed on the first guide plate, then the sodium metabisulfite is blown and dried comprehensively through the jet head, the drying effect is better, the inclination angle of the first guide plate is conveniently adjusted through the adjusting mechanism, namely the flow rate of the sodium metabisulfite is conveniently adjusted, and the dust collecting mechanism is matched with the drying mechanism, so that dust is prevented from drifting, the sodium metabisulfite powder can be collected, and the environment-friendly and energy-saving use is realized.

Description

A high-efficiency drying equipment for sodium metabisulfite

technical field

The invention relates to the technical field of chemical production equipment, in particular to a high-efficiency drying equipment for sodium pyrosulfite.

Background technique

Food-grade sodium metabisulfite can be used as a bleaching agent and leavening agent for foods such as biscuits and cakes, as a nutrient retaining agent for dehydrated vegetables, as a preservative for storing fruits, as a bactericidal preservative for brewing and beverages, etc. Sodium metabisulfite is slowly oxidized to sodium sulfate when exposed to humid air, accompanied by disintegration of crystals. The aqueous solution decomposes in the air, especially under heating conditions, and it should be filled with nitrogen when autoclaving. Glucose can reduce the stability of aqueous solution. Stable and effective in acidic solution. Sodium metabisulfite should be stored in airtight containers, away from light, and stored in a cool and dry place. It is white or yellow crystalline powder or small crystals. It is used for the purification of chloroform, phenylpropyl sulfone and benzaldehyde in the pharmaceutical industry; it is used as a coagulant in the rubber industry. In the printing and dyeing industry, it is used as a dechlorination agent for cotton cloth after bleaching, as a scouring aid for cotton cloth, and as a mordant for printing and dyeing; in the tanning industry, it is used in leather treatment to make the leather soft, plump, tough, waterproof, anti-folding, and wear-resistant. Performance; used in the chemical industry to produce hydroxyvanillin, hydroxylamine hydrochloride, etc.; used as a developer in the photosensitive industry. Food-grade sodium metabisulfite can be used as a bleaching agent and leavening agent for foods such as biscuits and cakes, as a nutrient retaining agent for dehydrated vegetables, as a preservative for storing fruits, as a bactericidal preservative for brewing and beverages, etc. Sodium metabisulfite is slowly oxidized to sodium sulfate when exposed to humid air, accompanied by disintegration of crystals. The aqueous solution decomposes in the air, especially under heating conditions, and it should be filled with nitrogen when autoclaving. Glucose can reduce the stability of aqueous solution. Stable and effective in acidic solution, sodium pyrosulfite should be stored in airtight container, store away from light, cool and dry place, but, the efficient drying equipment of existing sodium pyrosulfite also has the following problems in use:

1. In the prior art, when the drying equipment is drying sodium pyrosulfite, the sodium pyrosulfite cannot be evenly distributed on the deflector, so that the sodium pyrosulfite cannot be completely dried, the drying effect is not good, and the drying hot air cannot be evenly distributed in the In the drying box, the drying effect is not good;

2. In the prior art, when the drying equipment is drying sodium pyrosulfite, it is difficult to adjust the flow rate of the drying equipment when drying sodium pyrosulfite, and there is a problem of poor drying efficiency, or excessive drying and low drying efficiency;

3. In the prior art, when sodium pyrosulfite is dried, a large amount of dust will be generated, and the dust will be directly discharged to pollute the environment. At the same time, sodium pyrosulfite in the dust will be lost during drying, resulting in waste of resources.

Contents of the invention

Aiming at the deficiencies of the prior art, the present invention provides a high-efficiency drying equipment for sodium metabisulfite to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the present invention provides the following technical solutions: a high-efficiency drying equipment for sodium pyrosulfite, including a box body, three groups of layout mechanisms are evenly arranged on the left and right inner walls of the box body, and the layout mechanism includes a distribution box, Motor, screw feeding rod and discharge pipe, the distribution box is fixedly installed on the inner wall of the box, and the upper surface of the distribution box is an open structure, and the corresponding front side of the box body of the distribution box is fixedly installed with a motor. A screw feed rod is fixedly installed on the output shaft of the motor, and the spiral blades on the screw feed rod are set in reverse direction along the center. Four discharge pipes are evenly arranged on the lower surface of the distribution box. Both of them are equipped with a first deflector through the first hinge, and the first deflector is fixedly installed on the inner wall of the box through an adjustment mechanism. The adjustment mechanism includes an electric telescopic rod, a second hinge, a third hinge The upper surface of the electric telescopic rod is installed on the inner wall of the upper side of the box close to the front and rear positions through the second hinge, and the piston of the electric telescopic rod is connected with the first guide on the uppermost side through the third hinge. The upper surface of the baffles is fixedly connected, the first baffles are staggered with fourth hinges, and the fourth hinges between the upper and lower adjacent first baffles are connected by connecting rods, the first baffles An air distribution box is fixedly installed on the inner wall of the box corresponding to the flow plate, and the air distribution box is uniformly equipped with an air spray head, and the air distribution box is connected with the drying mechanism, and the drying mechanism is connected with the dust collecting mechanism. The mechanisms are connected, and a second deflector is fixedly installed on the inner wall of the lower side of the box, and a discharge mechanism is fixedly installed on the left side of the box corresponding to the second deflector.

As a preferred technical solution of the present invention, a hopper is fixedly installed on the upper surface of the box body, and the hopper is arranged vertically corresponding to the uppermost distribution box.

As a preferred technical solution of the present invention, a mounting hole for installing the fourth hinge is provided on the first deflector at a position corresponding to the fourth hinge.

As a preferred technical solution of the present invention, a heating plate is evenly and fixedly embedded on the first deflector.

As a preferred technical solution of the present invention, the drying mechanism includes a fan, an air outlet pipe, a branch pipe, an air inlet pipe and a heating box, an air outlet pipe is fixedly installed on the air outlet of the fan, and the air outlet pipe The air distribution box is communicated with the air distribution box through the branch pipe, and the air inlet of the fan is communicated with the heating box through the air inlet pipe.

As a preferred technical solution of the present invention, the dust collection mechanism includes a dust collection cover, a dust collection head, a conduit, a filter box and a connecting pipe, the dust collection cover is fixedly installed on the left side of the box body, and the dust collection cover The dust collection head communicates with the box body, the dust collection cover communicates with the filter box through a conduit, and the filter box communicates with the heating box through a connecting pipe.

As a preferred technical solution of the present invention, the filter box includes a cylinder, a filter core, a sealing cover and a discharge valve, the cylinder is fixedly installed on the front side of the box body, and a filter core is arranged in the cylinder, The upper surface of the cylinder is provided with a sealing cover, and the lower surface of the cylinder is provided with a discharge valve.

As a preferred technical solution of the present invention, the discharge mechanism includes a discharge pipe and a baffle, the discharge pipe is fixedly installed on the left side of the box body corresponding to the second deflector, and the discharge pipe A baffle is movably inserted on the upper surface.

Compared with the prior art, the present invention provides a high-efficiency drying equipment for sodium metabisulfite, which has the following beneficial effects:

1. The high-efficiency drying equipment for sodium pyrosulfite, through setting the layout mechanism, distributes sodium pyrosulfite evenly on the first guide plate, and then blows and dries sodium pyrosulfite completely through the air jet head, so that the drying effect is better.

2. The high-efficiency drying equipment for sodium pyrosulfite is convenient to adjust the inclination angle of the first deflector by setting the adjustment mechanism, that is, the flow rate of sodium pyrosulfite on the surface of the first deflector is adjusted to achieve the adjustment of sodium pyrosulfite The function of drying time makes the drying of sodium metabisulfite more thorough.

3. The high-efficiency drying equipment for sodium pyrosulfite uses a drying mechanism to pump the dust collection mechanism. The dust collection head and dust collection cover in the dust collection mechanism collect the dust in the box, and then filter the dust through the filter box , to avoid dust scattering, can collect sodium pyrosulfite powder, and use more environmentally friendly and energy-saving.

Description of drawings

Fig. 1 is the structural representation of a kind of high-efficiency drying equipment for sodium pyrosulfite proposed by the present invention;

Fig. 2 is a sectional view of a kind of high-efficiency drying equipment for sodium metabisulfite proposed by the present invention;

Fig. 3 is a right-view cross-sectional view of a layout mechanism of a high-efficiency drying equipment for sodium pyrosulfite proposed by the present invention;

Fig. 4 is the top view of the first deflector of a kind of high-efficiency drying equipment for sodium pyrosulfite proposed by the present invention;

Fig. 5 is a cross-sectional view of a filter box of a high-efficiency drying device for sodium metabisulfite proposed by the present invention.

In the figure: 1, box body; 2, layout mechanism; 201, distribution box; 202, motor; 203, screw feeding rod; 204, discharge pipe; 3, first hinge; 4, first deflector; 5 , adjusting mechanism; 501, electric telescopic rod; 502, second hinge; 503, third hinge; 504, fourth hinge; 505, connecting rod; Dry mechanism; 801, fan; 802, air outlet pipe; 803, branch pipe; 804, air inlet pipe; 805, heating box; 9, dust collection mechanism; 901, dust collection cover; 902, dust collection head; 903, conduit; 904, filter box; 905, connecting pipe; 10, second deflector; 11, discharge mechanism; 111, discharge pipe; 112, baffle; 12, feeding hopper; 13, installation hole; 14, heating plate; 15. Cylinder; 16. Filter element; 17. Sealing cover; 18. Discharge valve.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1-Fig. 5, a high-efficiency drying equipment for sodium metabisulfite, including a box body 1, three sets of layout mechanisms 2 are evenly arranged on the left and right inner walls of the box body 1, and the layout mechanism 2 includes a distribution box 201 , a motor 202, a screw feed rod 203 and a discharge pipe 204, the distribution box 201 is fixedly installed on the inner wall of the box body 1, and the upper surface of the material box 201 is an open structure, and the front surface of the box body 1 corresponding to the material distribution box 201 The motor 202 is fixedly installed on the sides, and the output shaft of the motor 202 is fixedly equipped with a screw feed rod 203, and the spiral blades on the screw feed rod 203 are arranged in reverse directions along the center, and the lower surface of the distribution box 201 is uniformly arranged with four A discharge pipe 204, the box body 1 corresponding to the distribution box 201 is equipped with a first deflector 4 through the first hinge 3, and the first deflector 4 is fixedly installed on the adjusting mechanism 5. On the inner wall of the box body 1, the adjustment mechanism 5 includes an electric telescopic rod 501, a second hinge 502, a third hinge 503, a fourth hinge 504 and a connecting rod 505, and the upper surface of the electric telescopic rod 501 passes through the second The hinge 502 is installed on the inner wall of the upper side of the box body 1 close to the front and rear positions, and the piston of the electric telescopic rod 501 is fixedly connected with the upper surface of the first deflector 4 on the uppermost side through the third hinge 503. The first deflector 4 The fourth hinges 504 are installed staggeredly on the top, and the fourth hinges 504 between the upper and lower adjacent first deflectors 4 are connected by connecting rods 505. The inner wall of the box 1 corresponding to the first deflectors 4 The air distribution box 6 is fixedly installed on the top, and the air distribution box 6 is evenly provided with an air spray head 7. The air distribution box 6 is connected with the drying mechanism 8, and the drying mechanism 8 is connected with the dust collection mechanism 9. In communication with each other, a second deflector 10 is fixedly installed on the lower inner wall of the box body 1 , and a discharge mechanism 11 is fixedly installed on the left side of the box body 1 corresponding to the second deflector plate 10 .

As a specific technical solution of this embodiment, a hopper 12 is fixedly installed on the upper surface of the box body 1 , and the hopper 12 is arranged vertically corresponding to the uppermost distribution box 201 .

In this embodiment, the feeding hopper 12 is convenient for material adjustment and not easy to spill, and the material in the feeding hopper 12 can accurately flow into the uppermost distribution box 201 .

As a specific technical solution of this embodiment, the first deflector 4 is provided with an installation hole 13 for the installation of the fourth hinge 504 at a position corresponding to the fourth hinge 504 .

In this embodiment, the installation hole 13 is convenient for installing the fourth hinge member 504 .

As a specific technical solution of this embodiment, a heating plate 14 is evenly and fixedly embedded on the first deflector plate 4 .

In this embodiment, the heating plate 14 raises the temperature of the first deflector 4 so that the lower surface of the sodium pyrosulfite can also be dried, and the drying effect is better and the efficiency is faster.

As a specific technical solution of this embodiment, the drying mechanism 8 includes a fan 801, an air outlet pipe 802, a branch pipe 803, an air inlet pipe 804, and a heating box 805, and the air outlet of the fan 801 is fixedly installed with an outlet The air duct 802 , the air outlet duct 802 communicates with the air distribution box 6 through the branch pipe 803 , and the air inlet of the fan 801 communicates with the heating box 805 through the air inlet duct 804 .

In this embodiment, the fan 801 sucks the hot air in the heating box 805 through the air inlet pipe 804 , flows into the branch pipe 803 through the air outlet pipe 802 , and then flows into the air distribution box 6 through the branch pipe 803 .

As a specific technical solution of this embodiment, the dust collection mechanism 9 includes a dust collection cover 901, a dust collection head 902, a conduit 903, a filter box 904 and a connecting pipe 905, and the dust collection cover 901 is fixedly installed on the box body 1 on the left side, and the dust collection cover 901 is connected with the box body 1 through the dust collection head 902, the dust collection cover 901 is connected with the filter box 904 through the conduit 903, and the filter box 904 is connected with the heating box through the connecting pipe 905 805 is connected.

In this embodiment, the filter box 904 sucks the heating box 805 into a negative pressure through the connecting pipe 905 , and the filter box 904 exhausts the dust collection cover 901 and the dust collection head 902 through the conduit 903 to collect the dust in the box body 1 .

As a specific technical solution of this embodiment, the filter box 904 includes a cylinder 15, a filter element 16, a sealing cover 17 and a discharge valve 18, the cylinder 15 is fixedly installed on the front side of the box body 1, and the A filter element 16 is disposed inside the cylinder 15 , a sealing cover 17 is disposed on the upper surface of the cylinder 15 , and a discharge valve 18 is disposed on the lower surface of the cylinder 15 .

In this embodiment, the filter element 16 can filter dust particles, the sealing cover 17 is opened to facilitate replacement of the filter element 16, and the discharge valve 18 is convenient to discharge the filtered dust.

As a specific technical solution of this embodiment, the discharge mechanism 11 includes a discharge pipe 111 and a baffle 112, and the discharge pipe 111 is fixedly installed on the left side of the box body 1 corresponding to the second deflector 10 On the surface, a baffle 112 is movably inserted on the upper surface of the discharge pipe 111 .

In this embodiment, the discharge pipe 111 allows the sodium pyrosulfite to flow out from the second deflector 10, and the baffle 112 can seal the discharge pipe 111 to prevent the sodium pyrosulfite from flowing out randomly.

The working principle and application process of the present invention: when in use, pour sodium pyrosulfite into the hopper 12, and then accurately flow sodium pyrosulfite into the uppermost distribution box 201 through the hopper 12, and drive the screw through the motor 202 in the layout mechanism 2 The feeding rod 203 rotates, and the screw feeding rod 203 drives the sodium pyrosulfite to move back and forth in the distribution box 201, and flows out through the discharge pipe 204 on the lower surface of the distribution box 201, so that the sodium pyrosulfite is evenly arranged on the first deflector 4, and passes through the uppermost The first deflector 4 on the side flows into the layout mechanism 2 in the middle, and flows into the first deflector 4 in the middle, flows into the layout mechanism 2 on the lowest side through the first deflector 4 in the middle, and flows into the layout mechanism 2 on the lowermost side through the first deflector 4 in the middle. The layout mechanism 2 makes the sodium pyrosulfite evenly distributed on the first deflector 4 on the lowermost side, and the fan 801 in the drying mechanism 8 sucks the hot air in the heating box 805 through the air inlet pipe 804, and flows into the branch pipe through the air outlet pipe 802 803, then flow into the air distribution box 6 through the branch pipe 803, and spray out through the air nozzle 7 on the lower surface of the air distribution box 6, and dry the sodium pyrosulfite, while the heating plate 14 heats the first deflector 4 to make the coke The lower surface of sodium sulfite can also be dried, the drying effect is better and the efficiency is faster, and then the electric telescopic rod 501 in the adjustment mechanism 5 drives the third hinge 503 to drive the left end of the uppermost first deflector 4 to move up and down At the same time, the uppermost first deflector 4 drives the lower first deflector 4 to move up and down through the fourth hinge 504 and the connecting rod 505, and adjusts the inclination angles of the three groups of first deflectors 4 to achieve adjustment. The effect of the flow rate of sodium pyrosulfite ensures that sodium pyrosulfite can be fully dried. During the drying process, the heating box 805 and the filter box 904 suck the heating box 805 into a negative pressure through the connecting pipe 905, and the filter box 904 passes through the conduit 903 to collect dust. The cover 901 and the dust collection head 902 are used for ventilation, the filter element 16 in the filter box 904 can filter the dust particles, the sealing cover 17 is opened to facilitate the replacement of the filter element 16, and the discharge valve 18 is convenient to discharge the filtered dust for drying The final sodium pyrosulfite flows to the discharge mechanism 11 through the second deflector 10, and the baffle plate 112 is opened to allow the sodium pyrosulfite to flow out through the discharge pipe 111.

To sum up, the high-efficiency drying equipment for sodium pyrosulfite makes sodium pyrosulfite evenly distributed on the first deflector 4, and then blows and dries sodium pyrosulfite in an all-round way through the air nozzle 7, and the drying effect is better. The mechanism 5 is convenient to adjust the inclination angle of the first deflector 4, that is, it is convenient to adjust the flow rate of coke sodium sulfite, and then cooperates with the drying mechanism 8 through the dust collection mechanism 9 to avoid dust scattering, and can collect the sodium coke sulfite powder. More environmental protection and energy saving.

It should be noted that, in this document, terms such as "comprising", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements , but also includes other elements not expressly listed, or also includes elements inherent in such process, method, article or equipment. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (3)

1. A kind of high-efficiency drying equipment for sodium pyrosulfite, comprising casing (1), is characterized in that: described casing (1) left and right sides inner wall is evenly provided with three groups of laying mechanisms (2), wherein, The layout mechanism (2) includes a distribution box (201), a motor (202), a screw feed rod (203) and a discharge pipe (204), and the distribution box (201) is fixedly installed on the inner wall of the box body (1) , and the upper surface of the distribution box (201) is an open structure, the front side of the box body (1) corresponding to the distribution box (201) is fixedly equipped with a motor (202), and the output shaft of the motor (202) is fixed A screw feeding rod (203) is installed, and the spiral blades on the screw feeding rod (203) are arranged in reverse direction along the center, and four discharge pipes (204) are uniformly arranged on the lower surface of the distribution box (201). Inside the box (1) corresponding to the box (201), a first deflector (4) is installed through a first hinge (3), and the first deflector (4) is adjusted by the adjustment mechanism (5) Fixedly installed on the inner wall of the box (1); The adjustment mechanism (5) includes an electric telescopic rod (501), a second hinge (502), a third hinge (503), a fourth hinge (504) and a connecting rod (505), the electric telescopic rod (501) The upper surface is installed on the upper inner wall of the box body (1) close to the front and rear positions through the second hinge (502), and the piston of the electric telescopic rod (501) is connected to the uppermost first guide through the third hinge (503). The upper surfaces of the baffles (4) are fixedly connected, the first baffles (4) are staggeredly equipped with fourth hinges (504), and the fourth hinges between the upper and lower adjacent first baffles (4) The parts (504) are connected by transmission through the connecting rod (505), and the inner wall of the box body (1) corresponding to the first deflector (4) is fixedly installed with an air distribution box (6), and the air distribution box ( 6) Correspondingly, an air spray head (7) is evenly arranged, the air distribution box (6) is connected with the drying mechanism (8), and the drying mechanism (8) is connected with the dust collecting mechanism (9). A second baffle (10) is fixedly installed on the lower inner wall of the box (1), and a discharge mechanism (10) is fixedly installed on the left side of the box (1) corresponding to the second baffle (10). 11); The drying mechanism (8) comprises a blower fan (801), an air outlet pipe (802), a branch pipe (803), an air inlet pipe (804) and a heating box (805), and the air outlet of the blower fan (801) is fixed An air outlet pipe (802) is installed, the air outlet pipe (802) communicates with the air distribution box (6) through the branch pipe (803), and the air inlet of the fan (801) is connected with the heating box through the air inlet pipe (804) (805) connected; The dust collection mechanism (9) includes a dust collection cover (901), a dust collection head (902), a conduit (903), a filter box (904) and a connecting pipe (905), and the dust collection cover (901) is fixedly installed On the left side of the box body (1), and the dust collection cover (901) is connected with the box body (1) through the dust collection head (902), and the dust collection cover (901) is connected to the filter box ( 904) are connected, and the filter box (904) is connected with the heating box (805) through the connecting pipe (905); The filter box (904) includes a cylinder (15), a filter element (16), a sealing cover (17) and a discharge valve (18), and the cylinder (15) is fixedly installed on the front side of the box body (1) , the cylinder (15) is provided with a filter core (16), the upper surface of the cylinder (15) is provided with a sealing cover (17), and the lower surface of the cylinder (15) is provided with a discharge valve (18) ); A mounting hole (13) for the installation of the fourth hinge (504) is opened on the first baffle (4) corresponding to the fourth hinge (504), and the first baffle (4) A heating plate (14) is evenly and fixedly embedded on the top; Pour the sodium pyrosulfite into the feeding hopper (12), through the feeding hopper (12), the sodium pyrosulfite flows accurately into the uppermost distribution box (201), and the motor (202) drives the screw feeding rod (203) to rotate to drive the sodium pyrosulfite in the cloth The box (201) moves back and forth, and flows out through the discharge pipe (204) on the lower surface of the distribution box (201), so that the sodium metabisulfite is evenly arranged on the first deflector (4), and the first deflector on the uppermost side (4) flow into the laying mechanism (2) in the middle, and flow into the first deflector (4) in the middle, and flow into the laying mechanism (2) on the lowermost side through the first deflector (4) in the middle, and then The sodium pyrosulfite is evenly arranged on the first deflector (4) on the lowermost side, wherein the third hinge (503) is driven by the electric telescopic rod (501) to drive the first deflector (4) on the uppermost side The left end moves up and down, and the first deflector (4) on the uppermost side drives the first deflector (4) on the lower side to move up and down through the fourth hinge (504) and the connecting rod (505), so as to achieve three groups of The inclination angle of the first deflector (4) is adjusted to achieve the adjustment of the flow rate of sodium metabisulfite. 2. A kind of high-efficiency drying equipment for sodium pyrosulfite according to claim 1, characterized in that: a feeding hopper (12) is fixedly installed on the upper surface of the casing (1), and the feeding hopper (12) is connected with the uppermost The side cloth boxes (201) are arranged vertically correspondingly. 3. A kind of high-efficiency drying equipment for sodium metabisulfite according to claim 1, characterized in that: said discharge mechanism (11) comprises discharge pipe (111) and baffle plate (112), said discharge The pipe (111) is fixedly installed on the left side of the box (1) corresponding to the second deflector (10), and the upper surface of the discharge pipe (111) is movably inserted with a baffle (112).

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