CN109704370B - High-efficient crystallization apparatus for producing of heavy matter alkali - Google Patents
High-efficient crystallization apparatus for producing of heavy matter alkali Download PDFInfo
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- CN109704370B CN109704370B CN201811627045.6A CN201811627045A CN109704370B CN 109704370 B CN109704370 B CN 109704370B CN 201811627045 A CN201811627045 A CN 201811627045A CN 109704370 B CN109704370 B CN 109704370B
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Abstract
The invention belongs to the field of chemical low-salt heavy soda equipment, and particularly relates to a heavy soda efficient crystallization production device.A stirring belt is driven to rotate by starting a motor to rotate, gas in a crystallization furnace spirally rises along with airflow generated by the rotation of the stirring belt, the gas on the upper side of the crystallization furnace extrudes a pressure valve on a second fixed plate through a one-way valve, the gas pressure is increased, when the gas pressure breaks through the pressure valve for one moment, the gas pressure pushes a sliding plate and a first pressure plate on the upper side of the crystallization furnace to slide downwards, and a spring is stretched; steam in the steam chamber enters the crystallization furnace, the gas pressure is increased, when the gas pressure breaks through a pressure valve at the lower side of the crystallization furnace, the gas pressure pushes a sliding plate and a second pressing plate at the lower side of the crystallization furnace to slide upwards, the spring stretches, the spring rebounds to drive the sliding plate to slide back, the sliding plate, the first pressing plate and the second pressing plate slide back and forth to stir crystal slurry in the crystallization furnace, the slurry is circulated continuously, and crystal grains grow continuously.
Description
Technical Field
The invention belongs to the field of chemical low-salt heavy soda ash equipment, and particularly relates to a high-efficiency crystallization production device for heavy soda ash.
Background
The soda ash is known as sodium carbonate, also known as soda and soda ash, and is white powder or drop-shaped substance with a chemical formula of Na 2 CO 3 and relative molecular mass of 105.989. The soda ash products are mainly two kinds, namely heavy soda ash (heavy ash) and light soda ash (light ash); the specifications differ mainly in physical properties such as bulk density, particle size and shape. The density of the common light soda ash is 0.5-0.6 g/ml; the density of the heavy soda ash is 1.0-1.2 g/ml.
The main production methods of the heavy soda ash respectively comprise a solid-phase hydration method, a liquid-phase hydration method and an extrusion method which take the light soda ash as a raw material; an evaporative crystallization method (sodium carbonate monohydrate method) using an alkali solution obtained by dissolving trona as a raw material.
There are many conventional crystallization production apparatuses, such as a crystallizer for producing soda ash and sodium carbonate monohydrate disclosed in chinese patent application No. 87217100, in which a propeller rotates to drive a slurry to flow circularly to grow crystal grains, but the stirring in the crystallizer is not uniform enough, steam cannot be supplemented in time, the distribution of crystal grains is not concentrated enough, resulting in crystal damage and low crystallization efficiency of the crystallizer, so that the technical scheme is limited.
Disclosure of Invention
The invention provides a high-efficiency crystallization production device for heavy caustic soda, aiming at making up for the defects of the prior art and solving the problems of insufficient stirring of crystal slurry, untimely steam supplement, non-centralized crystal distribution and damaged crystals.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a high-efficiency crystallization production device for heavy caustic soda, which comprises a motor, a controller, a crystallization furnace, a spring, a first pressing plate, a second pressing plate, a steam chamber, a stirring belt, a pressure valve, a one-way valve, a fixed shaft, a discharge hole, a first fixed plate, a second fixed plate and a sliding plate, wherein the first pressing plate is arranged on the lower part of the steam chamber; the controller is used for controlling the work of the device; the crystallization furnace is cylindrical, and a discharge port is arranged below the crystallization furnace and used for discharging crystals; the motor is positioned above the crystallization furnace and is communicated with the interior of the crystallization furnace through a motor shaft; the number of the first fixing plates is four, two first fixing plates are symmetrically arranged on the inner top plate of the crystallizing furnace, the first fixing plates on the inner top plate are positioned on two sides of the motor shaft, one-way valves are arranged above the first fixing plates on the inner top plate, the other two first fixing plates are symmetrically arranged on the inner bottom plate of the crystallizing furnace, the first fixing plates on the inner bottom plate are positioned on two sides of the motor shaft, and the middle of the first fixing plates on the inner bottom plate is provided with one-way valves; one end of the second fixing plate is fixedly arranged on the side wall of the first fixing plate, the other end of the second fixing plate is fixedly arranged on the side wall of the crystallization furnace, and a pressure valve is arranged in the middle of the second fixing plate; one end of the sliding plate is connected with the first fixing plate in a sliding manner, and the other end of the sliding plate is connected with the side wall of the crystallization furnace in a sliding manner; the first pressing plate and the second pressing plate are slidably mounted on the inner side wall of the crystallizing furnace, the first pressing plate is positioned above the second pressing plate, small holes are uniformly formed in the second pressing plate and used for allowing crystal slurry and crystals to pass through, the number of the small holes is not less than ten, and through holes are formed between the first pressing plate and the second pressing plate; one end of the fixed shaft above the crystallization furnace is fixedly connected to the lower surface of the sliding plate, the other end of the fixed shaft is fixedly connected to the upper surface of the first pressing plate, one end of the fixed shaft below the crystallization furnace is fixedly connected to the upper surface of the sliding plate, and the other end of the fixed shaft is fixedly connected to the lower surface of the second pressing plate; one end of each spring is fixedly connected with the sliding plate, the other end of each spring is fixedly connected with the second fixing plate, two springs are fixedly arranged on each sliding plate and the second fixing plate, and the springs are symmetrically distributed on two sides of the sliding plates and the second fixing plates; one end of the stirring belt is fixedly connected with the motor shaft, the other end of the stirring belt is rotatably connected with the inner bottom plate of the crystallization furnace, and the stirring belt passes through holes of the first pressing plate and the second pressing plate; the steam chamber is located crystallization furnace both sides, and the steam chamber passes through pipeline and crystallization furnace top and below intercommunication, and No. two fixed plate downside are all located to pipeline and crystallization furnace entry.
The stirring belt is driven to rotate by starting the motor to stir the crystal slurry in the crystallization furnace, the stirring belt is spiral when stirring, the upper side spiral is larger than the lower side spiral, the crystal slurry on the lower side of the crystallization furnace moves upwards from the middle of the crystallization furnace along with the airflow of the stirring belt, and falls back to the bottom of the crystallization furnace from two sides of the crystallization furnace after reaching the top; the crystal grains grow gradually along with the continuous circulation of the crystal slurry, and when the gravity of the crystal grains is greater than the acting force of the stirring belt airflow, the crystal grains fall to the bottom of the crystallization furnace and are discharged from a discharge port; when the gas in the crystallization furnace spirally rises along with the airflow generated by the rotation of the stirring belt, the gas on the upper side of the crystallization furnace passes through the one-way valve on the first fixing plate on the upper side of the crystallization furnace, the gas extrudes the pressure valve on the second fixing plate, when the gas pressure is increased to a certain degree, the gas breaks through the pressure valve, the gas pressure at one moment of the gas breaking through the pressure valve pushes the sliding plate on the upper side of the crystallization furnace and the first pressing plate to slide downwards, the crystal slurry in the crystallization furnace is stirred, the gas passing through the pressure valve on the second fixing plate is introduced into the steam chamber from the outlet on the upper side of the crystallization furnace, the steam in the steam chamber is extruded, the steam in the steam chamber enters the crystallization furnace from the inlet on the lower side of the crystallization furnace through the pipeline, when the gas pressure is increased to a certain degree, the gas breaks through the pressure valve on the second fixing plate on the lower side of the crystallization furnace, the gas pressure pushes the sliding plate on the lower side of the crystallization furnace and the second pressing plate to slide upwards, stirring crystal slurry in a crystallization furnace to promote crystallization of the crystal slurry; steam passing through a pressure valve on the second fixing plate on the lower side of the crystallization furnace enters the crystallization furnace through a one-way valve on the first fixing plate on the lower side of the crystallization furnace, so that the temperature in the crystallization furnace is raised, and crystallization of crystal slurry is facilitated; the process that the first pressing plate and the second pressing plate slide towards the middle of the crystallizing furnace, the spring stretches, before the next time gas breaks through a pressure valve of the second fixing plate, the spring rebounds to drive the sliding plate to slide back, the sliding plate drives the first pressing plate and the second pressing plate to slide back, the sliding plate, the first pressing plate and the second pressing plate slide back and forth to stir crystal slurry in the crystallizing furnace, the slurry continuously circulates, and crystal grains continuously grow up.
Preferably, the stirring belt is made of polypropylene fabric, and the polypropylene fabric has the characteristics of easiness in cleaning, no water absorption, good wear resistance, easiness in rotation and softness. The polypropylene fabric stirring belt is soft and does not absorb water, so that crystals are not easily damaged when the stirring belt is stirred; the polypropylene fabric stirring belt has the characteristics of good wear resistance, easiness in cleaning and easiness in rotation, so that the stirring belt can be stirred more easily, and the stirring belt can be cleaned when stirred in crystal slurry and is long in service time.
Preferably, the upper and lower surfaces of the first pressing plate and the second pressing plate are circular arcs. The upper and lower surfaces of the first pressing plate and the second pressing plate are in circular arc structures, so that crystal grains in the crystallization furnace are more concentrated in the process that the first pressing plate and the second pressing plate slide towards the middle of the crystallization furnace.
Preferably, the first pressing plate and the second pressing plate are provided with a first brush on the outer circumferences. During operation, the first pressing plate and the second pressing plate slide up and down, and the first hairbrush on the excircle circumferences of the first pressing plate and the second pressing plate can brush crystals on the side wall of the crystallization furnace down to clean the side wall of the crystallization furnace.
Preferably, the brush line of the first brush on the outer circumferences of the first pressing plate and the second pressing plate is spiral and is similar to a spring. The spiral brush line on the first brush is tightly attached to the inner wall of the crystallization furnace, the contact area of the first brush of the spiral brush line and the inner wall of the crystallization furnace is larger than that of a common linear brush, and the first brush of the spiral brush line can be compressed to prolong the service life of the first brush; if the uneven spiral brush line on the inner wall of the crystallization furnace can automatically extend and retract to compensate, the inner wall of the crystallization furnace can be brushed more cleanly.
Preferably, grooves are formed around the through holes of the first pressing plate and the second pressing plate, and rubber blocks made of rubber are fixedly arranged in the grooves; a second brush is fixedly arranged on the rubber block, and the rubber block can expand when being heated. When the crystallizer is in work, the motor is started, the motor shaft drives the stirring belt, the first pressing plate and the second pressing plate to stir crystal slurry in the crystallization furnace, so that the temperature in the crystallization furnace is uniformly distributed, steam is introduced from the steam chamber at the lower side of the crystallization furnace, the temperature in the crystallization furnace is raised, the rubber blocks expand, and the second hairbrushes on the rubber blocks extrude the stirring belt; when a clamp plate and No. two clamp plates slide from top to bottom, No. two brushes on the rubber block scrub the stirring belt, can get rid of the stirring and take on adnexed crystal, weight when lightening the stirring of stirring belt makes stirring efficiency higher, and crystallization speed is faster.
The invention has the following beneficial effects:
1. according to the high-efficiency crystallization production device for the heavy alkali, gas in the crystallization furnace rises spirally along with airflow generated by rotation of the stirring belt, the gas on the upper side of the crystallization furnace passes through the one-way valve on the first fixing plate on the upper side of the crystallization furnace, the gas extrudes the pressure valve on the second fixing plate, when the gas pressure is increased to a certain degree, the gas breaks through the pressure valve, the gas pressure at the moment when the gas breaks through the pressure valve pushes the sliding plate and the first pressing plate on the upper side of the crystallization furnace to slide downwards, crystal slurry in the crystallization furnace is stirred, and formation of crystals is accelerated.
2. According to the high-efficiency crystallization production device for the heavy alkali, the motor shaft drives the stirring belt to rotate by starting the motor, the stirring belt rotates spirally, the magma on the lower side of the crystallization furnace moves upwards from the middle of the crystallization furnace along with the airflow of the stirring belt, and falls back to the bottom of the crystallization furnace from two sides of the crystallization furnace after reaching the top; along with the continuous circulation of the crystal slurry, the crystal grains grow gradually, and when the gravity of the crystal grains is greater than the acting force of the stirring belt airflow, the crystal grains fall to the bottom of the crystallization furnace and are discharged from a discharge port.
3. The invention relates to a high-efficiency crystallization production device for heavy alkali, wherein a first hairbrush is arranged on the outer circumferences of a first pressing plate and a second pressing plate, and the brush line of the first hairbrush is spiral; the first brush is tightly attached to the inner wall of the crystallization furnace through the spiral brush lines on the first pressing plate and the second pressing plate, the contact area of the first brush of the spiral brush lines and the inner wall of the crystallization furnace is larger than that of a common straight brush, and the first brush of the spiral brush lines can be compressed to prolong the service life of the first brush; if the uneven spiral brush line on the inner wall of the crystallization furnace can automatically extend and retract to compensate, the inner wall of the crystallization furnace can be brushed more cleanly.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front view of the invention at a moment after start-up;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a cross-sectional view of a platen number one;
FIG. 5 is an enlarged view of a portion of FIG. 1 at B;
FIG. 6 is a cross-sectional view of platen number two;
in the figure: crystallization furnace 1, clamp plate 2, clamp plate 3, steam chamber 4, stirring area 5, fixed axle 6, discharge gate 7, fixed plate 8, fixed plate 9, sliding plate 10, brush 21 and rubber piece 31.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 6, a high-efficiency crystallization production device for heavy caustic soda comprises a motor, a controller, a crystallization furnace 1, a spring, a first pressing plate 2, a second pressing plate 3, a steam chamber 4, a stirring belt 5, a pressure valve, a one-way valve, a fixed shaft 6, a discharge port 7, a first fixed plate 8, a second fixed plate 9 and a sliding plate 10; the controller is used for controlling the work of the device; the crystallization furnace 1 is cylindrical, and a discharge port 7 is arranged below the crystallization furnace 1 and used for discharging crystals; the motor is positioned above the crystallization furnace 1 and is communicated with the interior of the crystallization furnace 1 through a motor shaft; the number of the first fixing plates 8 is four, two first fixing plates 8 are symmetrically arranged on an inner top plate of the crystallization furnace 1, the first fixing plates 8 on the inner top plate are positioned on two sides of a motor shaft, one-way valves are arranged above the first fixing plates 8 on the inner top plate, the other two first fixing plates 8 are symmetrically arranged on an inner bottom plate of the crystallization furnace 1, the first fixing plates 8 on the inner bottom plate are positioned on two sides of the motor shaft, and the middle parts of the first fixing plates 8 on the inner bottom plate are provided with the one-way valves; one end of the second fixing plate 9 is fixedly arranged on the side wall of the first fixing plate 8, the other end of the second fixing plate is fixedly arranged on the side wall of the crystallization furnace 1, and a pressure valve is arranged in the middle of the second fixing plate 9; one end of the sliding plate 10 is connected with the first fixed plate 8 in a sliding manner, and the other end of the sliding plate is connected with the side wall of the crystallization furnace 1 in a sliding manner; the first pressing plate 2 and the second pressing plate 3 are slidably mounted on the inner side wall of the crystallization furnace 1, the first pressing plate 2 is positioned above the second pressing plate 3, small holes are uniformly formed in the second pressing plate 3 and used for allowing crystal slurry and crystals to pass through, the number of the small holes is not less than ten, and through holes are formed between the first pressing plate 2 and the second pressing plate 3; one end of a fixed shaft 6 above the crystallization furnace 1 is fixedly connected to the lower surface of the sliding plate 10, the other end of the fixed shaft 6 is fixedly connected to the upper surface of the first pressing plate 2, one end of the fixed shaft 6 below the crystallization furnace 1 is fixedly connected to the upper surface of the sliding plate 10, and the other end of the fixed shaft 6 is fixedly connected to the lower surface of the second pressing plate 3; one end of each spring is fixedly connected with the sliding plate 10, the other end of each spring is fixedly connected with the second fixing plate 9, two springs are fixedly arranged on each sliding plate 10 and each second fixing plate 9, and the springs are symmetrically distributed on two sides of each sliding plate 10 and each second fixing plate 9; one end of the stirring belt 5 is fixedly connected with a motor shaft, the other end of the stirring belt 5 is rotatably connected with a bottom plate in the crystallization furnace 1, and the stirring belt 5 passes through holes of the first pressing plate 2 and the second pressing plate 3; the controller is used for controlling the work of the device; steam chamber 4 is located 1 both sides of crystallization furnace, and steam chamber 4 passes through pipeline and 1 top of crystallization furnace and below intercommunication, and No. two fixed plate 9 downside are all located with 1 entry of crystallization furnace to the pipeline.
When the crystallizer is in work, the stirring belt 5 is driven to rotate by starting the motor to stir the crystal slurry in the crystallization furnace 1, the stirring belt 5 is in a spiral shape during stirring, the upper side spiral is larger than the lower side spiral, the crystal slurry on the lower side of the crystallization furnace 1 moves upwards from the middle of the crystallization furnace 1 along with the airflow of the stirring belt 5, and falls back to the bottom of the crystallization furnace 1 from two sides of the crystallization furnace 1 after reaching the top; with the continuous circulation of the crystal slurry, the crystal grains grow gradually, and when the gravity of the crystal grains is larger than the acting force of the airflow of the stirring belt 5, the crystal grains fall to the bottom of the crystallization furnace 1 and are discharged from a discharge port 7; the crystal mush is rotated and crystallized in the crystallization furnace 1, the gas in the crystallization furnace 1 spirally rises along with the airflow generated by the rotation of the stirring belt 5, the gas on the upper side of the crystallization furnace 1 passes through a one-way valve on a first fixing plate 8 on the upper side of the crystallization furnace 1, the gas extrudes a pressure valve on a second fixing plate 9, when the gas pressure is increased to a certain degree, the gas breaks through the pressure valve, the gas pressure pushes a sliding plate 10 and a first pressing plate 2 on the upper side of the crystallization furnace 1 to slide downwards at the moment that the gas breaks through the pressure valve, the crystal mush in the crystallization furnace 1 is stirred, the gas passing through the pressure valve on the second fixing plate 9 is introduced into a steam chamber 4 from an outlet on the upper side of the crystallization furnace 1, the steam in the steam chamber 4 is extruded, the steam in the steam chamber 4 enters the crystallization furnace 1 from an inlet on the lower side of the crystallization furnace 1 through a pipeline, when the gas pressure is increased to a certain degree, the gas breaks through the pressure valve on the second fixing plate 9 on the lower side of the crystallization furnace 1, the gas pressure at the moment when the gas breaks the pressure valve pushes the sliding plate 10 and the second pressing plate 3 on the lower side of the crystallization furnace 1 to slide upwards, and the crystal slurry in the crystallization furnace 1 is stirred to promote the crystallization of the crystal slurry; steam passing through a pressure valve on a second fixing plate 9 on the lower side of the crystallization furnace 1 enters the crystallization furnace 1 through a one-way valve on a first fixing plate 8 on the lower side of the crystallization furnace 1, so that the temperature in the crystallization furnace 1 is raised, and crystallization of crystal slurry is facilitated; the gliding in-process in the middle of 1 to the crystallization furnace of a clamp plate 2 and No. two clamp plates 3, the spring is tensile, before the pressure valve of No. two fixed plates 9 was broken to next gas burst, the spring kick-back area takes sliding plate 10 to go back and forth, sliding plate 10 takes a clamp plate 2 and No. two clamp plates 3 to go back and forth and slides, sliding plate 10, a clamp plate 2 and No. two clamp plates 3 make the back and forth slip and stir the magma in crystallization furnace 1, make the thick liquid constantly circulate, the crystalline grain constantly grows up.
As an implementation mode of the invention, the stirring belt 5 is made of polypropylene fabric, and the polypropylene fabric has the characteristics of easiness in cleaning, no water absorption, good wear resistance, easiness in rotation and softness. The polypropylene fabric stirring belt 5 is soft and does not absorb water, so that crystals are not easily damaged when the stirring belt 5 is stirred; the polypropylene fabric stirring belt 5 has the characteristics of good wear resistance, easiness in cleaning and easiness in rotation, so that the stirring belt 5 can be stirred more easily, and the stirring belt 5 can be cleaned when the stirring belt 5 is stirred in crystal mush and is long in service time.
In one embodiment of the present invention, the upper and lower surfaces of the first pressing plate 2 and the second pressing plate 3 are circular arcs. The upper and lower surfaces of the first pressing plate 2 and the second pressing plate 3 are in circular arc structures, so that crystal grains in the crystallization furnace 1 are more concentrated in the process that the first pressing plate 2 and the second pressing plate 3 slide towards the middle of the crystallization furnace 1.
As an embodiment of the invention, a first hair brush 21 is arranged on the outer circumferences of the first pressing plate 2 and the second pressing plate 3. During operation, No. 2 clamp plates and No. 3 clamp plates slide from top to bottom, and No. 21 brushes on the excircle circumference of No. 2 clamp plates and No. 3 clamp plates can brush the crystallization on the side wall of the crystallization furnace 1, so that the side wall of the crystallization furnace 1 can be cleaned.
As an embodiment of the invention, the brush line of the first hair brush 21 on the outer circumference of the first pressing plate 2 and the second pressing plate 3 is spiral and is similar to a spring. The spiral brush lines on the first pressing plate 2 and the second pressing plate 3 enable the first brush 21 to be tightly attached to the inner wall of the crystallization furnace 1, the contact area of the first brush 21 of the spiral brush lines and the inner wall of the crystallization furnace 1 is larger than that of a common straight brush, and the first brush 21 of the spiral brush lines can be compressed to prolong the service life of the first brush 21; if the inner wall of the crystallization furnace 1 is uneven, the spiral brush line can automatically stretch and contract to compensate, so that the inner wall of the crystallization furnace 1 is brushed more cleanly.
As an embodiment of the invention, a groove is arranged around the through holes of the first pressing plate 2 and the second pressing plate 3, and a rubber block 31 made of rubber is fixedly arranged in the groove; a second hair brush is fixedly arranged on the rubber block 31, and the rubber block 31 can expand when being heated. When the crystallizer is in work, the motor is started, the motor shaft drives the stirring belt 5, the first pressing plate 2 and the second pressing plate 3 to stir crystal slurry in the crystallization furnace 1, so that the temperature in the crystallization furnace 1 is uniformly distributed, steam is introduced from the steam chamber 4 at the lower side of the crystallization furnace 1, the temperature in the crystallization furnace 1 is raised, the rubber block 31 expands, and the second hairbrush on the rubber block 31 extrudes the stirring belt 5; when a clamp plate 2 and No. two clamp plates 3 slide from top to bottom, No. two brushes on the rubber block 31 scrub the stirring belt 5, can get rid of the attached crystal on the stirring belt 5, reduce the weight when the stirring belt stirs, make stirring efficiency higher, the crystallization speed is faster.
When the crystallizer works, the stirring belt 5 is driven to rotate by starting the motor to stir the crystal slurry in the crystallization furnace 1, the stirring belt 5 is in a spiral shape during stirring, the upper side spiral is larger than the lower side spiral, the crystal slurry on the lower side of the crystallization furnace 1 moves upwards from the middle of the crystallization furnace 1 along with the airflow of the stirring belt 5, and falls back to the bottom of the crystallization furnace 1 from two sides of the crystallization furnace 1 after reaching the top; with the continuous circulation of the crystal slurry, the crystal grains grow gradually, and when the gravity of the crystal grains is larger than the acting force of the airflow of the stirring belt 5, the crystal grains fall to the bottom of the crystallization furnace 1 and are discharged from a discharge port 7; stirring by a stirring belt 5 to enable crystal mush to rotate and crystallize in a crystallization furnace 1, spirally rising the gas in the crystallization furnace 1 along with the airflow generated by the rotation of the stirring belt 5, leading the gas on the upper side of the crystallization furnace 1 to pass through a one-way valve on a first fixing plate 8 on the upper side of the crystallization furnace 1, leading the gas to extrude a pressure valve on a second fixing plate 9, leading the gas passing through the pressure valve on the second fixing plate 9 to be introduced into a steam chamber 4 from an outlet on the upper side of the crystallization furnace 1 to extrude the steam in the steam chamber 4 at the moment that the gas breaks through the pressure valve, leading the steam in the steam chamber 4 to enter the crystallization furnace 1 from an inlet on the lower side of the crystallization furnace 1 through a pipeline, leading the gas to break through the pressure valve on the second fixing plate 9 on the lower side of the crystallization furnace 1 when the gas pressure is increased to a certain degree, the gas pressure at the moment when the gas breaks the pressure valve pushes the sliding plate 10 and the second pressing plate 3 on the lower side of the crystallization furnace 1 to slide upwards, and the crystal slurry in the crystallization furnace 1 is stirred to promote the crystallization of the crystal slurry; steam passing through a pressure valve on a second fixing plate 9 on the lower side of the crystallization furnace 1 enters the crystallization furnace 1 through a one-way valve on a first fixing plate 8 on the lower side of the crystallization furnace 1, so that the temperature in the crystallization furnace 1 is raised, and crystallization of crystal slurry is facilitated; the first pressing plate 2 and the second pressing plate 3 stir crystal slurry in the crystallization furnace 1 to enable the temperature in the crystallization furnace 1 to be uniformly distributed, steam is introduced from the steam chamber 4 at the lower side of the crystallization furnace 1 to enable the temperature in the crystallization furnace 1 to be raised, the rubber block 31 expands, and the second hairbrush on the rubber block 31 extrudes the stirring belt 5; when the first pressing plate 2 and the second pressing plate 3 slide up and down, the second hairbrush on the rubber block 31 scrubs the stirring belt 5, so that crystals attached to the stirring belt 5 can be removed, the weight of the stirring belt 5 during stirring is reduced, and the stirring efficiency is higher; the gliding in-process in the middle of 1 to the crystallization furnace of a clamp plate 2 and No. two clamp plates 3, the spring is tensile, before the pressure valve of No. two fixed plates 9 was broken to next gas burst, the spring kick-back area takes sliding plate 10 to go back and forth, sliding plate 10 takes a clamp plate 2 and No. two clamp plates 3 to go back and forth and slides, sliding plate 10, a clamp plate 2 and No. two clamp plates 3 make the back and forth slip and stir the magma in crystallization furnace 1, make the thick liquid constantly circulate, the crystalline grain constantly grows up.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a high-efficient crystallization apparatus for producing of heavy soda which characterized in that: comprises a motor, a controller, a crystallization furnace (1), a spring, a first pressing plate (2), a second pressing plate (3), a steam chamber (4), a stirring belt (5), a pressure valve, a one-way valve, a fixed shaft (6), a discharge hole (7), a first fixed plate (8), a second fixed plate (9) and a sliding plate (10); the controller is used for controlling the work of the device; the crystallization furnace (1) is cylindrical, and a discharge hole (7) is arranged below the crystallization furnace (1) and is used for discharging crystals; the motor is positioned above the crystallization furnace (1) and is communicated with the interior of the crystallization furnace (1) through a motor shaft; the number of the first fixing plates (8) is four, two first fixing plates (8) are symmetrically arranged on an inner top plate of the crystallization furnace (1), the first fixing plates (8) on the inner top plate are positioned on two sides of a motor shaft, a check valve is arranged above the first fixing plates (8) on the inner top plate, the other two first fixing plates (8) are symmetrically arranged on an inner bottom plate of the crystallization furnace (1), the first fixing plates (8) on the inner bottom plate are positioned on two sides of the motor shaft, and the middle of the first fixing plates (8) on the inner bottom plate is provided with the check valve; one end of the second fixing plate (9) is fixedly arranged on the side wall of the first fixing plate (8), the other end of the second fixing plate is fixedly arranged on the side wall of the crystallization furnace (1), and a pressure valve is arranged in the middle of the second fixing plate (9); one end of the sliding plate (10) is connected with the first fixing plate (8) in a sliding manner, and the other end of the sliding plate is connected with the side wall of the crystallization furnace (1) in a sliding manner; the first pressing plate (2) and the second pressing plate (3) are slidably mounted on the inner side wall of the crystallization furnace (1), the first pressing plate (2) is located above the second pressing plate (3), small holes are uniformly formed in the second pressing plate (3) and used for passing crystal slurry and crystals, the number of the small holes is not less than ten, and through holes are formed between the first pressing plate (2) and the second pressing plate (3); one end of a fixed shaft (6) above the crystallization furnace (1) is fixedly connected to the lower surface of the sliding plate (10), the other end of the fixed shaft is fixedly connected to the upper surface of the first pressing plate (2), one end of the fixed shaft (6) below the crystallization furnace (1) is fixedly connected to the upper surface of the sliding plate (10), and the other end of the fixed shaft is fixedly connected to the lower surface of the second pressing plate (3); one end of each spring is fixedly connected with the sliding plate (10), the other end of each spring is fixedly connected with the second fixing plate (9), two springs are fixedly arranged on each sliding plate (10) and each second fixing plate (9), and the springs are symmetrically distributed on two sides of each sliding plate (10) and each second fixing plate (9); one end of the stirring belt (5) is fixedly connected with the motor shaft, the other end of the stirring belt is rotatably connected with the bottom plate in the crystallization furnace (1), and the stirring belt (5) passes through holes of the first pressing plate (2) and the second pressing plate (3); crystallization furnace (1) both sides are located in steam chamber (4), and steam chamber (4) are through pipeline and crystallization furnace (1) top and below intercommunication, and No. two fixed plate (9) downside are all located with crystallization furnace (1) entry to the pipeline.
2. The high-efficiency crystallization production device for heavy alkali according to claim 1, characterized in that: the stirring belt (5) is made of polypropylene fabric, and the polypropylene has the characteristics of light weight, easiness in cleaning, no water absorption, good wear resistance, easiness in rotation and softness.
3. The high-efficiency crystallization production device for heavy alkali according to claim 1, characterized in that: the upper and lower surfaces of the first pressing plate (2) and the second pressing plate (3) are arc-shaped.
4. The high-efficiency crystallization production device for heavy alkali according to claim 3, characterized in that: a first brush (21) is arranged on the outer circle circumferences of the first pressing plate (2) and the second pressing plate (3).
5. The high-efficiency crystallization production device for heavy alkali according to claim 4, characterized in that: the brush line of the first brush (21) on the outer circumferences of the first pressing plate (2) and the second pressing plate (3) is spiral and is similar to a spring.
6. The high-efficiency crystallization production device for the heavy alkali according to claim 2, characterized in that: grooves are formed around the through holes of the first pressing plate (2) and the second pressing plate (3), and rubber blocks (31) made of rubber are fixedly arranged in the grooves; a second hair brush is fixedly arranged on the rubber block (31), and the rubber block (31) can expand when being heated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811627045.6A CN109704370B (en) | 2018-12-28 | 2018-12-28 | High-efficient crystallization apparatus for producing of heavy matter alkali |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811627045.6A CN109704370B (en) | 2018-12-28 | 2018-12-28 | High-efficient crystallization apparatus for producing of heavy matter alkali |
Publications (2)
| Publication Number | Publication Date |
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| CN109704370A CN109704370A (en) | 2019-05-03 |
| CN109704370B true CN109704370B (en) | 2021-11-23 |
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