CN217830019U - Yellow blood salt reaction unit - Google Patents

Abstract

The utility model provides a yellow blood salt reaction device, which belongs to the technical field of yellow blood salt production and comprises a reaction kettle, a stirring mechanism, a distribution disc, an aerator and an air inlet pipe, wherein the upper end of the reaction kettle is provided with a solid feeder and a liquid feeder, the outer side wall is provided with a liquid outlet and a communication port, the stirring mechanism is arranged on the reaction kettle, and a stirring paddle of the stirring mechanism extends into the reaction kettle and is used for stirring reaction materials; the distribution disc is fixedly arranged at the lower part in the reaction kettle, is positioned below the liquid outlet and above the communicating port, and is provided with a plurality of connecting holes; the quantity of aerator be a plurality of, with a plurality of connecting hole one-to-one, the aerator is installed on the connecting hole, and is linked together with the distribution dish, and the intake pipe is installed on reation kettle, and one end is linked together with the intercommunication mouth for add gas to the distribution dish. The utility model provides a yellow blood salt reaction unit has improved the suspension ability of iron powder in the reation kettle, is also difficult for appearing the condition that the distribution disc blockked up.

Description

Yellow blood salt reaction unit

Technical Field

The utility model belongs to the technical field of the yellow blood salt production, more specifically says, relates to a yellow blood salt reaction unit.

Background

The production process of producing the hematite by the iron powder method relates to solid-liquid-gas three-phase reaction, and the existing reaction production device has a simple structure, so that the suspension state of iron powder is poor, the mixing effect of the solid-liquid-gas three phases is poor, and the product quality and the conversion rate of the hematite are seriously influenced; meanwhile, the problem of iron powder deposition caused by the stopping process of the production of the yellow blood salt inevitably blocks a gas distributor and a discharge valve, and the problems of current overload, motor burnout and the like of the stirring device are easily caused when the vehicle is driven next time, so that the production device is frequently overhauled, and the labor intensity of workers is additionally increased. As a mainstream product of the industry, in order to enhance the competitiveness of the yellow blood salt product in the market, how to solve the problem of defects existing in a production device of the yellow blood salt product becomes one of the key problems of current enterprise research.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a yellow blood salt reaction unit to it is relatively poor that the iron powder that exists is the suspension state ability among the solution prior art, and the distributor technical problem who easily takes place the jam.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a yellow blood salt reaction device including:

the upper end of the reaction kettle is provided with a solid feeder and a liquid feeder, and the outer side wall of the reaction kettle is provided with a liquid outlet and a communication port;

the stirring mechanism is arranged on the reaction kettle; the stirring paddle of the stirring mechanism extends into the reaction kettle and is used for stirring reaction materials;

the distribution disc is fixedly arranged at the lower part in the reaction kettle; the distribution disc is positioned below the liquid outlet and above the communication port; a plurality of connecting holes are formed in the distribution disc;

the number of the aerators is multiple, and the aerators correspond to the connecting holes one by one; the aerator is arranged on the connecting hole and is communicated with the distribution disc;

and the air inlet pipe is arranged on the reaction kettle, one end of the air inlet pipe is communicated with the communication port, and the air inlet pipe is used for adding air into the distribution disk.

In a possible implementation manner, a plurality of annular mounting areas are arranged on the distribution disc from outside to inside in the radial direction, and a plurality of uniformly arranged connecting holes are arranged on the annular mounting areas.

In a possible implementation manner, the outer side surface of the distribution disc is fixedly and hermetically connected with the inner wall of the reaction kettle.

In a possible implementation manner, the lower end of the aerator is provided with a sealing gasket for sealing connection with the upper end of the distribution disc.

In a possible implementation manner, the stirring mechanism comprises a stirring shaft, a stirring paddle and a driving motor, the stirring shaft is rotationally connected to the reaction kettle, and the upper end of the stirring shaft is connected with the driving motor; the stirring shafts are sequentially arranged along the axial direction of the stirring shafts; and a protruding part extending outwards is arranged on the side surface of one end of the stirring paddle, which is far away from the stirring shaft.

In one possible implementation, the paddles are arranged obliquely.

In a possible implementation mode, the stirring paddle is three layers, the protruding portions on the stirring paddle on the upper layer and the middle layer are arranged in a V shape, and the protruding portions on the stirring paddle on the lower layer are of a sawtooth structure.

In a possible implementation manner, the yellow blood salt reaction device further comprises a lifter mounted on the reaction kettle, a free end of the lifter extends upwards, and the driving motor is mounted on the free end of the lifter.

In a possible implementation manner, the number of the air inlet pipes is two, and the two air inlet pipes are respectively arranged on two sides of the reaction kettle.

In a possible implementation mode, the upper end of the reaction kettle is also provided with a vent pipe, and the lower end of the reaction kettle is provided with a vent hole positioned below the distribution disk.

The utility model provides a yellow blood salt reaction unit's beneficial effect lies in: compared with the prior art, the utility model provides a yellow blood salt reaction unit, when using, add iron powder and alkali lye to the reation kettle respectively through solid charging means and liquid charging means, and add required hydrogen cyanide gas, steam to the reation kettle through the intake pipe, start the rabbling mechanism and stir in the reation kettle, make the material in the reation kettle fully react; gas in the air inlet pipe passes through the plurality of aerators on the distribution disc, so that a large amount of bubbles are formed in the reaction kettle, solid iron powder deposited on the distribution disc in the reaction process of the reaction kettle is in a suspension state, the solid-liquid-gas three-phase mixing in the reaction process of the yellow blood salt is more uniform, the reaction is more sufficient, and clear liquid in the reaction kettle is discharged from a discharge hole on one side after the reaction. By the mode, the suspension capacity of the iron powder in the reaction kettle is improved, and the condition that the distribution disc is blocked is not easy to occur by means of a plurality of aerators.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a yellow blood salt reaction device provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a distribution plate according to an embodiment of the present invention;

fig. 3 is a first schematic structural diagram of an aerator according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an aerator according to an embodiment of the present invention;

fig. 5 is a schematic partial structure diagram of a stirring paddle according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. a reaction kettle; 11. a solids feeder; 12. a liquid feeder; 13. a liquid outlet; 14. a communication port; 15. an emptying pipe; 16. putting a clean mouth; 2. a stirring mechanism; 21. a stirring shaft; 22. a stirring paddle; 23. a drive motor; 24. a projection; 25. a saw-toothed structure; 3. a distribution tray; 31. connecting holes; 32. an annular mounting region; 4. an aerator; 5. an air inlet pipe; 6. a lifter; 61. a lifting rod.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 5, a yellow blood salt reaction apparatus provided by the present invention will now be described. A yellow blood salt reaction device comprises a reaction kettle 1, a stirring mechanism 2, a distribution disc 3, an aerator 4 and an air inlet pipe 5, wherein the upper end of the reaction kettle 1 is provided with a solid feeder 11 and a liquid feeder 12, and the outer side wall is provided with a liquid outlet 13 and a communication port 14; the stirring mechanism 2 is arranged on the reaction kettle 1; the stirring paddle 22 of the stirring mechanism 2 extends into the reaction kettle 1 and is used for stirring reaction materials; the distribution disc 3 is fixedly arranged at the lower part in the reaction kettle 1; the distribution disc 3 is positioned below the liquid outlet 13 and above the communication port 14; a plurality of connecting holes 31 are arranged on the distribution disc 3; the number of the aerators 4 is multiple, and the aerators correspond to the connecting holes 31 one by one; the aerator 4 is arranged on the connecting hole 31 and communicated with the distribution disc 3; the gas inlet pipe 5 is installed on the reaction kettle 1, and one end of the gas inlet pipe is communicated with the communication port 14 and used for adding gas into the distribution disc 3.

The utility model provides a yellow blood salt reaction unit, compared with the prior art, add iron powder and alkali lye in 1 respectively to reation kettle through solid charging means 11 and liquid charging means 12 during the use, and add required hydrogen cyanide gas in 1 to reation kettle through intake pipe 5, steam, start rabbling mechanism 2 and stir in reation kettle 1, make the material in 1 fully react, gas in the intake pipe 5 is through a plurality of aerators 4 on the distribution dish 3, thereby form a large amount of bubbles in reation kettle 1, make reation kettle 1 deposit the solid iron powder on the distribution dish 3 in the reaction process in the suspended state, solid-liquid-gas three-phase mixing among the yellow blood salt reaction process is more even, the reaction is more abundant, discharge gate discharge of clear liquid from one side in with reation kettle 1 after the reaction. By the mode, the suspension capacity of the iron powder in the reaction kettle 1 is improved, and the condition that the distribution disc 3 is blocked is not easy to occur by the aid of the plurality of aerators 4.

The steam and hydrogen cyanide gas supplied through the plurality of aerators 4 are bubbled in the reaction kettle 1, so that the contact area between the raw materials is increased, and the reaction rate is further improved. The steam is added to achieve the purposes of temperature rise and heat preservation. The aerator 4 adopts a cylindrical head-shaped microporous aerator 4 or a semi-spherical microporous aerator 4. Because a large amount of gas is needed in the reaction process of the yellow blood salt, the size of the cylindrical head-shaped microporous aerator 4 is 30mm in diameter and 70mm in height, and the slender structure can ensure aeration quantity and avoid limitation of the horizontal space of the distribution disc 3, the aeration space is extended upwards, the moving path of fine bubbles generated in the horizontal direction is longer, and the stirring effect of the upper end surface of the distribution disc 3 is further enhanced; in addition, the semi-spherical micro-porous aerator 4 is used for aeration, and fine bubbles generated in the vertical direction in the aeration process can provide sufficient driving force for the suspension state of the iron powder.

Referring to fig. 1 and 2, as a specific embodiment of the yellow blood salt reaction apparatus provided by the present invention, a plurality of annular mounting areas 32 are disposed on the distribution plate 3 along the radial direction from outside to inside, a plurality of connecting holes 31 are uniformly disposed on the annular mounting areas 32, a plurality of annular mounting areas 32 are disposed on the distribution plate 3, and the connecting holes 31 are uniformly disposed in the annular mounting areas 32, so that a plurality of aerators 4 can be equally mounted on the distribution plate 3, and thus, an aeration effect is formed in each region of the reaction kettle 1. And the plurality of annular mounting areas 32 provide permeation channels for the steam and the hydrogen cyanide gas, so that the contact area between the raw materials can be uniformly increased, and the reaction rate is further improved.

Please refer to fig. 1 and fig. 2, as the utility model provides a yellow blood salt reaction unit's a specific implementation mode, the lateral surface of distribution disc 3 and reation kettle 1's inner wall fixed seal are connected, adopt totally enclosed welded mode to connect distribution disc 3 on reation kettle 1, can prevent that the solid iron powder from seeing through the gap of distribution disc 3 and reation kettle 1 jar wall and dropping to reation kettle 1 put clean mouthful 16 department, and then take place to block up and put the problem of clean mouthful 16, influence the process of the normal production of yellow blood salt.

Please refer to fig. 1 to 4, as the utility model provides a yellow blood salt reaction unit's a specific implementation way, the lower extreme of aerator 4 is equipped with the seal gasket that is used for with the sealed connection of distribution plate 3 upper end, seal gasket adopts graphite metal winding gasket, set up two corresponding flange structures at the connection of aerator 4 and distribution plate 3, install graphite metal winding gasket between two flange structures, can guarantee the good laminating of terminal surface and distribution plate 3 up end under the aerator 4, and then guaranteed the aeration effect of aerator 4.

Referring to fig. 1, as a specific embodiment of the yellow blood salt reaction apparatus provided by the present invention, the stirring mechanism 2 includes a stirring shaft 21, a stirring paddle 22 and a driving motor 23, the stirring shaft 21 is rotatably connected to the reaction kettle 1, and the upper end of the stirring shaft is connected to the driving motor 23; a plurality of stirring paddles 22 are arranged in sequence along the axial direction of the stirring shaft 21; the side surface of one end of the stirring paddle 22 away from the stirring shaft 21 is provided with a convex part 24 extending outwards; (mixing) shaft 21 rotates to be connected on reation kettle 1, and in the lower extreme entered into reation kettle 1, driving motor 23 installed in reation kettle 1's top, and was connected with (mixing) shaft 21, starts driving motor 23 and controls (mixing) shaft 21 and stirring rake 22 at 1 internal rotation of reation kettle, and then makes the interior iron powder of reation kettle 1 be in the suspended state. Meanwhile, the outer end of the stirring paddle 22 is provided with a convex part to enlarge the stirring range of the stirring paddle 22, so that the iron powder at the edge position of the distribution disk 3 can be suspended under the action of the stirring mechanism 2. The stirring mechanism 2 and the aerator 4 are used together, so that the iron powder suspension effect is better. At the same time, the steam and hydrogen cyanide gas entering the reaction kettle 1 are uniformly dispersed under the action of the stirring paddle 22.

Please refer to fig. 1, as a specific embodiment of the yellow blood salt reaction device provided by the present invention, the stirring paddle 22 is disposed obliquely, the middle position of the stirring paddle 22 is fixed on the stirring shaft 21, and the two ends are respectively located at the direction departing from the stirring shaft 21, so that the two ends of the stirring paddle 22 disposed obliquely occupy a larger area of the reaction vessel 1, the high-speed rotating stirring paddle 22 after the driving motor 23 is started enables the upper, lower, left and right areas around the stirring paddle 22 to be stirred, the stirring range is increased, and the iron powder can be suspended better. The inclination directions of two adjacent stirring shafts 21 are opposite, and the inclination angle is 30-60 degrees.

Referring to fig. 1 and 5, as a specific embodiment of the yellow blood salt reaction device of the present invention, the stirring paddles 22 are three layers, the protruding portions 24 on the upper layer and the middle layer of the stirring paddles 22 are arranged in a V-shape, and the protruding portions 24 on the lower layer of the stirring paddles 22 are in a zigzag structure 25; the two ends of the stirring paddle 22 can keep the suspension state of the iron powder for a long time under the condition of high-speed rotation by virtue of the convex parts with the V-shaped structures; and set up lower floor's stirring rake 22 and be the level setting, and the bellying that sets up on the side that lower floor's stirring rake 22 is close to distribution disc 3 is serration structure 25, and when (mixing) shaft 21 rotated, the iron powder that is located on distribution disc 3 can be more fast, more completely upwards float and form the suspended state under the disturbance of a plurality of serration structures 25.

Referring to fig. 1, as a specific embodiment of the yellow blood salt reaction device provided by the present invention, the yellow blood salt reaction device further includes a lifter 6 installed on the reaction kettle 1, a free end of the lifter 6 extends upward, and a driving motor 23 is installed on the free end of the lifter 6; the upper end of the reaction kettle 1 is provided with a lifter 6, a driving motor 23 is arranged on the lifter 6, and the lower end of the stirring shaft 21 penetrates through the lifter 6 and enters the reaction kettle 1; the stirring shaft 21, the stirring paddle 22 and the driving motor 23 can be raised or lowered by the action of the lifter 6, and the iron powder in the reaction vessel 1 can be suspended well by the stirring paddle 22 in the raised state and can be sufficiently mixed with the hydrogen cyanide gas and the steam. The lifter 6 comprises a plurality of hydraulic lifting rods 61 and stably and reliably controls the movement of the driving motor 23, the stirring shaft 21 and the stirring paddle 22. The driving motor 23 is set to be a variable frequency motor, and under the action of the lifter 6, when the stirring paddle 22 slowly descends to touch the iron powder layer on the distribution disc 3, the iron powder layer is slowly disturbed until the lifter 6 lowers the stirring paddle 22 to the lowest setting value, so that the iron powder layer deposited on the distribution disc 3 is completely disturbed.

Referring to fig. 1, as a specific embodiment of the yellow blood salt reaction device provided by the present invention, the number of the intake pipes 5 is two, which are respectively disposed on two sides of the reaction vessel 1, and two intake pipes 5 are disposed to communicate with the reaction vessel 1, one intake pipe 5 is used for adding hydrogen cyanide gas, and the other intake pipe 5 is used for adding steam, and both independently add gas into the reaction vessel 1, and do not affect each other. Set up two intake pipes 5 simultaneously and be located reation kettle 1's both sides respectively, make gaseous adding more even.

Referring to fig. 1, as a specific embodiment of the yellow blood salt reaction apparatus provided by the present invention, a vent pipe 15 is further disposed at the upper end of the reaction kettle 1, and a purge port 16 is disposed at the lower end of the reaction kettle 3; an air release pipe 15 is arranged to discharge the excessive gas in the reaction kettle 1 and keep balance with the external air pressure. A clean placing port 16 is arranged in the area below the distribution disc 3, so that the substances in the reaction kettle 1 can be completely cleaned and discharged. The emptying pipe 15 is arranged at the upper end of the reaction kettle 1, one end of the emptying pipe is communicated with the reaction kettle 1, and the other end of the emptying pipe is communicated with the atmosphere. The purge port 16 is provided with a valve for controlling the opening or closing of the purge port 16.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. A yellow blood salt reaction device, comprising:

the upper end of the reaction kettle is provided with a solid feeder and a liquid feeder, and the outer side wall of the reaction kettle is provided with a liquid outlet and a communication port;

the stirring mechanism is arranged on the reaction kettle; the stirring paddle of the stirring mechanism extends into the reaction kettle and is used for stirring reaction materials;

the distribution disc is fixedly arranged at the lower part in the reaction kettle; the distribution disc is positioned below the liquid outlet and above the communication port; a plurality of connecting holes are formed in the distribution disc;

the number of the aerators is multiple, and the aerators correspond to the connecting holes one by one; the aerator is arranged on the connecting hole and is communicated with the distribution disc;

and the gas inlet pipe is arranged on the reaction kettle, and one end of the gas inlet pipe is communicated with the communicating port and is used for adding gas into the distribution plate.

2. The apparatus of claim 1, wherein the distribution plate has a plurality of annular mounting areas disposed radially inward from the outside, the annular mounting areas having a plurality of uniformly arranged attachment holes.

3. The yellow blood salt reaction device of claim 1, wherein the outer side surface of the distribution plate is fixedly and hermetically connected with the inner wall of the reaction kettle.

4. The apparatus of claim 3, wherein the aerator is provided at a lower end thereof with a sealing gasket for sealing engagement with an upper end of the distribution plate.

5. The apparatus according to claim 1, wherein the stirring mechanism comprises a stirring shaft, a stirring paddle and a driving motor, the stirring shaft is rotatably connected to the reaction vessel, and the upper end of the stirring shaft is connected to the driving motor; the stirring shafts are sequentially arranged along the axial direction of the stirring shafts; and a protruding part extending outwards is arranged on the side surface of one end of the stirring paddle, which is far away from the stirring shaft.

6. The yellow blood salt reaction device of claim 5, wherein the paddle is disposed at an angle.

7. The apparatus of claim 5, wherein the paddles are three-layered, the protrusions of the paddles at the upper and middle layers are arranged in a V-shape, and the protrusions of the paddles at the lower layer are arranged in a saw-toothed structure.

8. The yellow blood salt reaction device according to claim 5, further comprising a lifter installed on the reaction vessel, a free end of the lifter extending upward, the driving motor being installed on the free end of the lifter.

9. The apparatus of claim 1, wherein there are two air inlets respectively disposed at two sides of the reaction vessel.

10. The apparatus of claim 1, wherein the reaction vessel further comprises a vent pipe at the upper end and a purge port at the lower end below the distribution tray.

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