CN213060268U - Overflow weir type distributor for thin-layer drying equipment - Google Patents
Overflow weir type distributor for thin-layer drying equipment Download PDFInfo
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- CN213060268U CN213060268U CN202022172871.5U CN202022172871U CN213060268U CN 213060268 U CN213060268 U CN 213060268U CN 202022172871 U CN202022172871 U CN 202022172871U CN 213060268 U CN213060268 U CN 213060268U
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Abstract
The utility model discloses an overflow weir type distributor for thin layer drying equipment, which comprises a support frame, wherein a drying material cylinder is arranged at the upper end of the support frame, a weir type distributing mechanism is arranged at the upper end of the drying material cylinder, a first liquid equalizing tank and a second liquid equalizing tank are arranged at the upper end of the drying material cylinder, an overflow main tank is arranged at the upper ends of the middle parts of the first liquid equalizing tank and the second liquid equalizing tank, a guide cylinder is arranged in the overflow main tank, and a main infusion pipe is arranged above the guide cylinder; the utility model discloses a weir formula cloth mechanism makes the mother liquor save and rise gradually, reaches on the certain height back flows in dry feed cylinder surface along profile of tooth overflow hole, under the effect of gravity, centrifugal force and surface tension, can form complete, even stable liquid film rapidly at the surface, reaches the mother liquor along the even cloth liquid effect of dry feed cylinder radial direction, effectively improves heat exchange efficiency to realize the evaporation crystallization of the high organic waste liquid that contains salt, realize the utilization.
Description
Technical Field
The utility model relates to a drying evaporation concentration technical field specifically is an overflow weir formula distributing device for thin layer drying equipment.
Background
The high-salt organic waste liquid generally refers to waste liquid with COD of more than 10,000mg/L and salt content of more than 20,000mg/L, mainly comes from fine chemical industries such as pesticide, medicine, coal chemical industry and the like, and belongs to organic industrial waste liquid which is extremely difficult to treat. The key to realize the resource utilization and disposal of the high-salt organic waste liquid is to completely separate the organic matters and the salt in the high-salt organic waste liquid, and firstly, conditions are created to crystallize the salt in order to completely separate the organic matters and the salt in the high-salt organic waste liquid.
In the evaporation process of the thin-layer drying equipment, if the mother liquor is not uniformly distributed, the surface of the main equipment cannot be uniformly formed into a film, so that heat exchange is deteriorated, and energy consumption is wasted; if the liquid film is not uniform in thickness seriously, the equipment is difficult to evaporate. Therefore, in order to enable the solution to form a film on the surface of the main equipment uniformly and keep the solution consistent in the thickness direction, the working performance of the thin-layer dryer and the final recycling effect of the high-salt organic waste liquid are directly influenced.
The conventional spraying type liquid distributor can spray mother liquid into liquid drops or the liquid drops cover the outer surface under the ideal state, and the liquid drops are connected and accumulated to form a continuous and uniform liquid film to exchange heat with the thin-layer drying main body equipment; but in practice, the pressure and flow rate are difficult to control in the spraying process, whether the mother liquor is uniformly distributed on the outer surface of the main equipment cannot be determined, and the mother liquor is easy to carry liquid drops with small volume after evaporation and gasification, so that the serious problem of air suction and liquid carrying is caused; in addition, for a conventional spraying liquid distributor, when the organic matter content of the mother liquor added into the liquid distributor is high, sticky colloid is easily formed, so that the mother liquor is accumulated in a groove between main body devices, liquid distribution is uneven in use, the mother liquor accumulated in the groove is more and more sticky along with continuous extension of the operation time, and the drying dryer cannot continue to operate; for the lower submerged distributor, the mother liquor with high organic content is continuously evaporated under the action of high heat, the concentration of the organic matter is continuously increased, and the fluidity of the mother liquor is increasingly poor, so that the equipment cannot run.
The utility model discloses an overflow weir formula distributing device for thin layer drying equipment for solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an overflow weir formula distributing device for thin layer drying equipment to solve the problem that provides among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: an overflow weir type distributor for thin layer drying equipment comprises a support frame, wherein a drying material cylinder is arranged at the upper end of the support frame, the drying material cylinder is of a rotary horizontal column cylinder structure, heat conducting oil is introduced into the drying material cylinder as a heat source and is a carrier for drying mother liquor, a weir type distributing mechanism is arranged at the upper end of the drying material cylinder, the weir type distributing mechanism enables the mother liquor to be accumulated and raised gradually, the mother liquor flows into the outer surface of the drying material cylinder after reaching a certain height, complete, uniform and stable liquid films can be rapidly formed on the outer surface of the drying material cylinder under the action of gravity, centrifugal force and surface tension, a displacement mechanism is arranged at the upper end of the weir type distributing mechanism and can drive the weir type distributing mechanism to displace, and further control the distance and the position between the weir type distributing mechanism and the drying material cylinder, power mechanisms are arranged at two sides of the drying material, and the upper end of the displacement mechanism is provided with a waste gas collecting cover which is used for collecting and discharging steam and organic waste gas generated during the drying of the thin layer.
Preferably, the weir type distributing mechanism comprises a first liquid equalizing tank, a second liquid equalizing tank, an overflow main tank, a guide cylinder and a main liquid conveying pipe, wherein the upper end of the drying cylinder is provided with the first liquid equalizing tank and the second liquid equalizing tank, the lengths of the first liquid equalizing tank and the second liquid equalizing tank are the same as the length of the drying cylinder, the outer sides of the first liquid equalizing tank and the second liquid equalizing tank, which are far away from each other, are respectively positioned right above the cylinder A and the cylinder B, so that liquid films on the outer surfaces of the cylinder A and the cylinder B can be prevented from falling to a groove position between the cylinder A and the cylinder B under the action of centrifugal force, the positions of the liquid films are controlled on the outer surfaces, the overflow main tank is arranged at the upper middle parts of the first liquid equalizing tank and the second liquid equalizing tank, the guide cylinder is arranged in the overflow main tank, the guide cylinder is of a hollow structure, the central axis of the guide cylinder coincides with the central axis of, improve the mother liquor and distribute the homogeneity in the time, can also filter the impurity in the mother liquor, the draft tube top is provided with the infusion house steward, the export of draft tube is located overflow owner groove's the central axis directly over, and because the draft tube is the cylinder structure, the mother liquor can flow into overflow owner inslot along the outer wall of draft tube for the even stable inflow overflow owner inslot of mother liquor can not cause and splash.
Preferably, the both sides that draft tube upper end and drying feed cylinder are parallel are provided with a plurality of rectangle overflow holes, the rectangle overflow hole makes the mother liquor reposition of redundant personnel evenly fall in first equal cistern and the equal cistern of second, and the mother liquor is under the reposition of redundant personnel effect in rectangle overflow hole, and its velocity of flow is even, and acceleration approaches to zero, can carry out the steady voltage stationary flow to the mother liquor, the upper end one side that first equal cistern and the equal cistern of second kept away from each other is provided with a plurality of profile of tooth overflow holes, and when the profile of tooth overflow hole was submerged to the liquid level in first equal cistern and the equal cistern of second, the steady flow was once more carried out to the mother liquor to the profile of tooth overflow hole, and the mother liquor forms stable even liquid film on drying feed cylinder surface through steady voltage stationary flow many times, combines the rotation of dry rotary column.
Preferably, the first liquid equalizing groove and the second liquid equalizing groove are provided with baffles at two ends of the tooth-shaped overflow hole, the width of the baffle is n, n is 80-150 mm, the baffles can enable mother liquor to be directly distributed to the outer surface of the drying cylinder from the first tooth-shaped overflow hole behind the baffle, and thus the phenomenon that the liquid film at the edge of the outer surface is not dried sufficiently due to the uneven temperature caused by the degressive temperature of the drying cylinder in the radial direction can be avoided.
Preferably, the inner sides of the two side walls of the overflow main tank are also coated with an anticorrosive coating, and the anticorrosive coating prevents the overflow main tank from being corroded when contacting mother liquor, so that the service life of the device is prolonged.
Preferably, the height from the lower end of the infusion main pipe to the overflow main groove is a, the height of the guide cylinder is B, the height of the side wall of the overflow main groove is c, a is more than c and less than B, the height of the lower end of the infusion main pipe is set to prevent mother liquor from directly spilling on the charging barrel A and the charging barrel B over the overflow main groove, so that a material film is not uniform, the width of each rectangular overflow hole is d, the distance between every two adjacent rectangular overflow holes is e, and d is more than or equal to 1: e is less than or equal to 1.2, the height of the rectangular overflow hole is f, f is less than or equal to 0.3: c is less than or equal to 0.5, the tooth-shaped overflow holes are V-shaped, the opening angle of each tooth-shaped overflow hole is g, g is more than or equal to 30 degrees and less than or equal to 60 degrees, the opening width of each tooth-shaped overflow hole is h, the distance between every two adjacent tooth-shaped overflow holes is m, and m is more than or equal to 1.5: h is less than or equal to 3, the outer surfaces of the charging barrel A and the charging barrel B are uniformly paved by the data parameters of the rectangular overflow holes and the tooth-shaped overflow holes, and the phenomenon that the mother liquor between the adjacent rectangular overflow holes and the tooth-shaped overflow holes flows out and then merges to cause uneven paving is avoided.
Preferably, the drying material cylinder comprises a material cylinder A and a material cylinder B which rotate in opposite directions, the main overflow groove, the guide cylinder, the infusion main pipe, the axial symmetry line of the first liquid equalizing groove and the second liquid equalizing groove and the axial symmetry line of the material cylinder A and the material cylinder B are all located on the same vertical plane, the total length between the first liquid equalizing groove 7 and the second liquid equalizing groove 8 is t, the section diameters of the material cylinder A28 and the material cylinder B29 are s, t is more than or equal to 1: s is less than or equal to 2, the first liquid equalizing tank, the second liquid equalizing tank and the material cylinder A and the material cylinder B are reasonably arranged, so that mother liquor flowing out of the first liquid equalizing tank and the second liquid equalizing tank respectively flows into the outer surface of the upper right part of the material cylinder A and the outer surface of the upper left part of the material cylinder B, namely cambered surfaces corresponding to an angle V and an angle W shown in figure 2, the angle V and the angle W are both 45 degrees, and the phenomenon that a material film is uneven due to the fact that the material film splashes to a gap between the material cylinder A and the material cylinder B is avoided.
Preferably, the displacement mechanism comprises a displacement frame, a vertical slide block, a vertical slide rail, a first air cylinder, a front slide block, a rear slide block, a second air cylinder, a front slide rail and a rear slide rail, the upper end of the weir type material distribution mechanism is provided with the displacement frame, the displacement frame is fixedly connected with a first liquid equalizing tank and a second liquid equalizing tank, a main infusion pipe is fixed on the displacement frame, the upper end of the displacement frame is provided with the two vertical slide blocks, the rear side of each vertical slide block is provided with the vertical slide rail, the upper end of each vertical slide block is provided with the first air cylinder, the lower end of each vertical slide block is connected with the displacement frame, the upper end of each vertical slide block is connected with the output end of the first air cylinder, the first air cylinder drives the vertical slide block to vertically move up and down along the vertical slide rail, the weir type material distribution mechanism is further driven to vertically move up, the front and back sliding blocks are connected with the vertical sliding rail, the middle part of the front and back sliding block is connected with the second cylinder, the front and back sliding rails are arranged on the back sides of the front and back sliding blocks, the second cylinder drives the front and back sliding blocks to move back and forth along the front and back sliding rails, then the vertical sliding block and the displacement frame drive the weir type material distribution mechanism to move back and forth, the front and back positions of the weir type material distribution mechanism are adjusted, and the front and back sliding rails are fixed.
Preferably, the feed cylinder power unit includes output shaft, sprocket, speed reducer, chain, dry feed cylinder both ends are provided with the output shaft, the output shaft middle part is provided with the sprocket, dry feed cylinder lower extreme is provided with the speed reducer, connect through the chain between speed reducer output and the sprocket, the speed reducer passes through the chain and drives the sprocket rotation, and then drives output shaft, dry feed cylinder rotation.
Preferably, one end of the infusion main pipe, which is far away from the guide cylinder, is provided with a guide soft cylinder, and the guide soft cylinder penetrates out of the waste gas collecting cover.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the liquid distributor for the thin layer drying equipment adopts an overflow mode, so that liquid is accumulated and gradually rises in the first liquid distributing groove and the second liquid distributing groove, flows into the outer surfaces of the charging barrel A and the charging barrel B along the tooth-shaped overflow holes after reaching a certain height, can quickly form a complete, uniform and stable liquid film on the outer surfaces under the action of gravity, centrifugal force and surface tension, achieves the effect of uniformly distributing mother liquid along the radial direction of the charging barrel A and the charging barrel B, effectively improves the heat exchange efficiency, thereby realizing the evaporative crystallization of the organic waste liquid with high salt content and realizing the resource utilization;
2. compared with the traditional liquid distributor, the liquid distributor adopts a two-stage liquid homogenizing device comprising the main tank and the liquid homogenizing tank, and has the advantages of excellent liquid distributing effect, larger operation elasticity, simple processing, easy disassembly and the like;
3. the utility model is provided with the anti-corrosion layer, which can prevent the overflow main tank from being corroded when contacting with the corrosion-prone substance, and prolong the service life of the device;
4. the arrangement of the guide cylinder of the utility model can reduce the descending kinetic energy of the mother liquor and improve the distribution uniformity of the mother liquor, and can also filter the impurities in the mother liquor;
5. the baffle plate arranged in the utility model can lead the mother liquor to be directly distributed to the outer surfaces of the charging barrel A and the charging barrel B from the first tooth-shaped overflow hole behind the baffle plate, thus avoiding the phenomenon that the liquid film at the edge of the outer surface is not dried sufficiently due to the uneven temperature caused by the gradual decrease of the temperature in the radial direction of the charging barrel A and the charging barrel B;
6. the utility model discloses an overflow owner groove, first equal cistern, equal cistern of second and feed cylinder A, the arrangement of feed cylinder B relative position, can make the liquid film on feed cylinder A and the feed cylinder B surface can not fall the groove position department between feed cylinder A and the feed cylinder B under the effect of centrifugal force, make the liquid film all control on the surface, thereby can avoid the mother liquor to influence the operation of whole thin layer drying equipment in groove position department's gathering, on the other hand has also saved and has set up baffle device at groove position two outward flanges, the problem of outwards spilling over when having the mother liquor more in the middle of the recess in the original cloth liquid device has been solved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of an overflow weir type distributor for thin layer drying equipment of the present invention;
fig. 2 is a first perspective view of the weir type material distributing mechanism of the present invention;
fig. 3 is a second perspective view of the weir type material distributing mechanism of the present invention;
fig. 4 is a sectional view of the weir type material distribution mechanism of the present invention;
FIG. 5 is a detail view of part A of the present invention;
FIG. 6 is a detail view of the section B of the present invention;
fig. 7 is a schematic structural diagram of the displacement mechanism of the present invention.
In the figure: 1. a support frame; 2. drying the charging barrel; 3. a weir type material distribution mechanism; 4. a displacement mechanism; 5. a charging barrel power mechanism; 6. a flow guiding soft cylinder; 7. a first liquid homogenizing tank; 8. a second liquid homogenizing tank; 9. an overflow main tank; 10. a draft tube; 11. a main infusion pipe; 12. a rectangular overflow aperture; 13. a tooth-shaped overflow hole; 14. a baffle plate; 15. an anticorrosive layer; 16. a displacement frame; 17. a vertical slide block; 18. a vertical slide rail; 19. a first cylinder; 20. a front slider and a rear slider; 21. a second cylinder; 22. front and rear slide rails; 23. an exhaust gas collection hood; 24. an output shaft; 25. a sprocket; 26. A speed reducer; 27. a chain; 28. a charging barrel A; 29. and a barrel B.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): the utility model provides a technical scheme, as shown in figure 1, an overflow weir type distributor for thin layer drying equipment, which comprises a support frame 1, a drying material cylinder 2 is arranged at the upper end of the support frame 1, the drying material cylinder 2 is a rotary horizontal column cylinder structure, heat conducting oil is introduced into the drying material cylinder as a heat source and is a carrier for drying mother liquor, a weir type distributing mechanism 3 is arranged at the upper end of the drying material cylinder 2, the weir type distributing mechanism 3 enables the mother liquor to be accumulated and rise gradually, the mother liquor flows into the outer surface of the drying material cylinder 2 after reaching a certain height, under the action of gravity, centrifugal force and surface tension, a complete, uniform and stable liquid film can be rapidly formed on the outer surface of the drying material cylinder 2, a displacement mechanism 4 is arranged at the upper end of the weir type distributing mechanism 3, the displacement mechanism 4 can drive the weir type distributing mechanism 3 to displace, and further control the distance and position between the weir type distributing mechanism, the charging barrel power mechanism 5 is used for driving the drying charging barrel 2 to rotate, the waste gas collecting cover 23 is arranged at the upper end of the displacement mechanism 4, and the waste gas collecting cover 23 is used for collecting and discharging steam and organic waste gas generated in the process of drying the thin layer.
As shown in fig. 2, the weir type material distributing mechanism 3 comprises a first liquid equalizing tank 7, a second liquid equalizing tank 8, a main overflow tank 9, a guide cylinder 10 and a main liquid conveying pipe 11, the upper end of the drying material cylinder 2 is provided with the first liquid equalizing tank 7 and the second liquid equalizing tank 8, the lengths of the first liquid equalizing tank 7 and the second liquid equalizing tank 8 are the same as the length of the drying material cylinder 2, the mutually far outer sides of the first liquid equalizing tank 7 and the second liquid equalizing tank 8 are respectively positioned right above the material cylinder a28 and the material cylinder B29, so that liquid films on the outer surfaces of the material cylinder a28 and the material cylinder B29 can be prevented from falling to a groove position between the material cylinder a28 and the material cylinder B29 under the action of centrifugal force, the positions of the liquid films are controlled on the outer surfaces, the main overflow tank 9 is arranged at the upper end of the middle parts of the first liquid equalizing tank 7 and the second liquid equalizing tank 8, the guide cylinder 10 is arranged in the main overflow tank 9, draft tube 10 is reducing mother liquor decline kinetic energy, when improving mother liquor distribution uniformity, can also filter the impurity in the mother liquor, draft tube 10 top is provided with infusion house steward 11, and the export of draft tube 10 is located overflow main tank 9's the central axis directly over, and because draft tube 10 is the cylinder structure, mother liquor can flow in the overflow main tank along the outer wall of draft tube 10 for in the even stable inflow overflow main tank 9 of mother liquor, can not cause and splash.
As shown in fig. 3, a plurality of rectangular overflow holes 12 are arranged on two parallel sides of the upper end of the guide cylinder 10 and the drying material cylinder 2, the rectangular overflow holes 12 enable the mother liquor to be divided and evenly fall into the first liquid equalizing tank 7 and the second liquid equalizing tank 8, the flow rate of the mother liquor is even under the dividing action of the rectangular overflow holes 12, the acceleration approaches to zero, the stable pressure and the stable flow of the mother liquor can be realized, a plurality of tooth-shaped overflow holes 13 are arranged on one side of the upper end of the first liquid equalizing tank 7, which is away from the second liquid equalizing tank 8, when the tooth-shaped overflow holes 13 are submerged by the liquid level in the first liquid equalizing tank 7 and the second liquid equalizing tank 8, the tooth-shaped overflow holes 13 can stabilize the mother liquor again, the mother liquor is subjected to the stable pressure and the stable flow for many times, the rotation of the drying rotary column is combined to form.
As shown in fig. 3, the baffles 14 are arranged at two ends of the first liquid equalizing tank 7 and the second liquid equalizing tank 8 on the side of the tooth-shaped overflow hole 13, the width of each baffle 14 is n, and n is 80-150 mm, the baffles 14 can enable mother liquor to be directly distributed to the outer surface of the drying cylinder 2 from the first tooth-shaped overflow hole behind the baffle 14, so that the phenomenon that the liquid film on the edge of the outer surface is not dried sufficiently due to nonuniform temperature caused by temperature decrease in the radial direction of the drying cylinder 2 can be avoided.
As shown in FIG. 3, the inner sides of the two side walls of the overflow main tank 9 are also coated with an anticorrosive layer 15, and the anticorrosive layer 15 prevents the overflow main tank 9 from being corroded when contacting mother liquor, so that the service life of the device is prolonged.
As shown in fig. 4-5, the height from the lower end of the main liquid conveying pipe 11 to the main overflow groove 9 is a, the height of the guide cylinder 10 is B, the height of the side wall of the main overflow groove 9 is c, c is less than a and less than B, the height of the lower end of the main liquid conveying pipe 11 is set to prevent mother liquid from directly spilling on the material cylinder a and the material cylinder B over the main overflow groove 9, so that the material film is not uniform, the width of the rectangular overflow holes 12 is d, the distance between adjacent rectangular overflow holes 12 is e, and d is greater than or equal to 1: e is less than or equal to 1.2, the height of the rectangular overflow hole 12 is f, f is less than or equal to 0.3: c is less than or equal to 0.5, the tooth-shaped overflow holes 13 are V-shaped, the opening angle of the tooth-shaped overflow holes 13 is g, g is more than or equal to 30 degrees and less than or equal to 60 degrees, the opening width of the tooth-shaped overflow holes 13 is h, the distance between adjacent tooth-shaped overflow holes 13 is m, m is more than or equal to 1.5: h is less than or equal to 3; the data parameters of the rectangular overflow holes 12 and the tooth-shaped overflow holes 13 enable the outer surfaces of the charging barrel A and the charging barrel B to be paved uniformly, and the situation that mother liquor between the adjacent rectangular overflow holes 12 and the tooth-shaped overflow holes 13 flows out and then merges is avoided, so that the paving is not uniform is avoided.
As shown in fig. 2, the drying cylinder 2 comprises a cylinder a28 and a cylinder B29 which rotate oppositely, the main overflow tank 9, the guide cylinder 10, the main liquid conveying pipe 11, the axial symmetry line of the first liquid homogenizing tank 7 and the second liquid homogenizing tank 8, and the axial symmetry line of the cylinder a28 and the cylinder B29 are all located on the same vertical plane, the total length between the first liquid homogenizing tank 7 and the second liquid homogenizing tank 8 is t, the section diameter of the cylinder a28 and the cylinder B29 is s, and the t is more than or equal to 1: s is less than or equal to 2, the first liquid equalizing tank 7, the second liquid equalizing tank 8, the charging barrel A28 and the charging barrel B29 are reasonably arranged, mother liquid flowing out of the first liquid equalizing tank 7 and the second liquid equalizing tank 8 respectively flows into the outer surface of the upper right part of the charging barrel A28 and the outer surface of the upper left part of the charging barrel B29, namely cambered surfaces corresponding to an angle V and an angle W shown in figure 2, and the angle V and the angle W are both 45 degrees, so that the phenomenon that a material film is uneven due to the fact that the material film splashes to a gap between the charging barrel A and the charging barrel B is avoided.
As shown in fig. 7, the displacement mechanism 4 comprises a displacement frame 16, vertical sliders 17, vertical slide rails 18, a first cylinder 19, a front slider 20, a rear slider 20, a second cylinder 21 and a front slide rail 22, the upper end of the weir type material distribution mechanism 3 is provided with the displacement frame 16, the displacement frame 16 is fixedly connected with a first liquid equalizing tank 7 and a second liquid equalizing tank 8, the infusion main pipe 11 is fixed on the displacement frame 16, the upper end of the displacement frame 16 is provided with two vertical sliders 17, the rear side of each vertical slider 17 is provided with the vertical slide rails 18, the upper end of each vertical slider 17 is provided with the first cylinder 19, the lower end of each vertical slider 17 is connected with the displacement frame 16, the upper end of each vertical slider 17 is connected with the output end of the first cylinder 19, the first cylinder 19 drives the vertical sliders 17 to vertically move up and down along the vertical slide rails 18, and further drives the weir type material distribution mechanism 3 to vertically move up and down through the, front and back slider 20 front side is provided with No. two cylinders 21, and front and back slider 20 both sides and vertical slide rail 18 are connected, and the middle part is connected with No. two cylinders 21, and front and back slider 20 rear side is provided with front and back slide rail 22, and No. two cylinders 21 drive front and back slider 20 along front and back slide rail 22 back-and-forth movement, and then drive 3 back-and-forth movements of weir formula cloth mechanism through vertical slider 17, displacement frame 16, adjust the front and back position of weir formula cloth mechanism 3, and front and back slide rail 22 is fixed in on exhaust gas collection cover.
As shown in fig. 1, the cylinder power mechanism 5 includes an output shaft 24, a sprocket 25, a speed reducer 26, and a chain 27, the output shafts 24 are disposed at two ends of the drying cylinder 2, the sprocket 25 is disposed at the middle of the output shaft 24, the speed reducer 26 is disposed at the lower end of the drying cylinder 2, the output end of the speed reducer 26 is connected to the sprocket 25 through the chain 27, and the speed reducer 26 drives the sprocket 25 to rotate through the chain 27, so as to drive the output shaft 24 and the drying cylinder 2 to.
As shown in figure 1, a guide soft cylinder 6 is arranged at one end of the infusion main pipe 11 far away from the guide cylinder 10, and the guide soft cylinder 6 penetrates out of the waste gas collecting cover 23.
The utility model discloses a theory of operation: the material cylinder power mechanism 5 drives the drying material cylinder 2 to rotate, the weir type material distribution mechanism 3 uniformly distributes the mother liquor on the outer surface of the drying material cylinder 2, the heat conduction oil in the drying material cylinder 2 and the mother liquor are subjected to heat exchange, the mother liquor is dried to form a thin layer material film, and the displacement mechanism 4 is used for controlling the position of the weir type material distribution mechanism 3;
the operating principle of the weir-type material distribution mechanism 3 is as follows: mother liquor sequentially passes through the diversion soft cylinder 6 and the infusion main pipe 11, the descending kinetic energy of the mother liquor is properly slowed down through the diversion cylinder 10, the sudden fluctuation and fluctuation of the liquid level of the liquor is reduced, the mother liquor is uniformly distributed into the overflow main groove 9 right below the diversion cylinder 10, along with the continuous injection of the mother liquor, the mother liquor is firstly gathered at the bottom of the overflow main groove 9, when the continuously injected mother liquor is accumulated to the height of the rectangular overflow hole 12, the mother liquor flows into the first liquid equalizing groove 7 and the second liquid equalizing groove 8 which are arranged in parallel below from the rectangular overflow hole 12, the first liquid equalizing of the mother liquor is realized, then the mother liquor is continuously gathered at the bottoms of the first liquid equalizing groove 7 and the second liquid equalizing groove 8, the mother liquor accumulation is gradually increased, when the liquid level above the continuously accumulated mother liquor is submerged in the tooth-shaped overflow hole 13, the mother liquor enters the outer surfaces of the charging barrel A28 and the charging barrel B29 through the tooth-shaped overflow hole 13, and a layer of complete layer of the outer surfaces, The stable and uniform liquid film achieves the effect of uniformly distributing the mother liquid along the radial directions of the charging barrel A28 and the charging barrel B29, and effectively improves the heat exchange efficiency, thereby realizing the evaporative crystallization of the high-salt organic waste liquid and realizing the resource utilization;
the working principle of the charging barrel power mechanism 5 is as follows: the speed reducer 26 drives the chain wheel 25 to rotate through the chain 27, and further drives the output shaft 24 and the drying material barrel 2 to rotate;
the working principle of the displacement mechanism 4 is as follows: first cylinder 19 drives vertical slider 17 along the vertical up-and-down motion of vertical slide rail 18, and then drives the vertical up-and-down motion of weir formula cloth mechanism 3 through displacement frame 16 to this upper and lower displacement of adjusting weir formula cloth mechanism 3, slider 20 is along the back-and-forth movement of front and back slide rail 22 around No. two cylinders 21 drives, and then drives 3 back-and-forth movements of weir formula cloth mechanism, adjustment weir formula cloth mechanism 3's front and back position through vertical slider 17, displacement frame 16.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a thin layer is overflow weir formula distributing device for drying equipment, includes support frame (1), its characterized in that: support frame (1) upper end is provided with dry feed cylinder (2), dry feed cylinder (2) upper end is provided with weir formula cloth mechanism (3), weir formula cloth mechanism (3) upper end is provided with displacement mechanism (4), dry feed cylinder (2) both sides are provided with feed cylinder power unit (5), displacement mechanism (4) upper end is provided with waste gas collection cover (23).
2. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 1, wherein: the weir type distributing mechanism (3) comprises a first liquid equalizing tank (7), a second liquid equalizing tank (8), an overflow main tank (9), a guide cylinder (10) and a main infusion pipe (11), wherein the upper end of the drying cylinder (2) is provided with the first liquid equalizing tank (7) and the second liquid equalizing tank (8), the overflow main tank (9) is arranged at the upper ends of the middle parts of the first liquid equalizing tank (7) and the second liquid equalizing tank (8), the guide cylinder (10) is arranged in the overflow main tank (9), and the main infusion pipe (11) is arranged above the guide cylinder (10).
3. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 2, wherein: a plurality of rectangular overflow holes (12) are formed in the two parallel sides of the upper end of the guide cylinder (10) and the drying cylinder (2), and a plurality of tooth-shaped overflow holes (13) are formed in one side of the upper end, far away from each other, of the first liquid equalizing groove (7) and the second liquid equalizing groove (8).
4. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 2, wherein: the two ends of the first liquid equalizing tank (7) and the second liquid equalizing tank (8) on the side of the tooth-shaped overflow hole (13) are provided with baffles (14), the width of each baffle (14) is n, and n is 80-150 mm.
5. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 2, wherein: and the inner sides of the two side walls of the overflow main groove (9) are also coated with anticorrosive layers (15).
6. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 3, wherein: the height from the lower end of the infusion main pipe (11) to the overflow main groove (9) is a, the height of the guide cylinder (10) is b, the height of the side wall of the overflow main groove (9) is c, a is more than c and less than b, the width of each rectangular overflow hole (12) is d, the distance between every two adjacent rectangular overflow holes (12) is e, and d is more than or equal to 1: e is less than or equal to 1.2, the height of the rectangular overflow hole (12) is f, f is less than or equal to 0.3: c is less than or equal to 0.5, the tooth-shaped overflow holes (13) are V-shaped, the opening angle of each tooth-shaped overflow hole (13) is g, g is more than or equal to 30 degrees and less than or equal to 60 degrees, the opening width of each tooth-shaped overflow hole (13) is h, the distance between every two adjacent tooth-shaped overflow holes (13) is m, and m is more than or equal to 1.5: h is less than or equal to 3.
7. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 2, wherein: the drying charging barrel (2) comprises a charging barrel A (28) and a charging barrel B (29) which rotate in opposite directions, the total length between the first liquid homogenizing groove (7) and the second liquid homogenizing groove (8) is t, the section diameters of the charging barrel A (28) and the charging barrel B (29) are s, and t is not less than 1: s is less than or equal to 2.
8. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 1, wherein: displacement mechanism (4) include displacement frame (16), vertical slider (17), vertical slide rail (18), cylinder (19), front and back slider (20), No. two cylinder (21), front and back slide rail (22), weir formula cloth mechanism (3) upper end is provided with displacement frame (16), displacement frame (16) upper end is provided with two vertical slider (17), vertical slider (17) rear side is provided with vertical slide rail (18), vertical slider (17) upper end is provided with cylinder (19), slider (20) around vertical slide rail (18) rear side is provided with, slider (20) front side is provided with No. two cylinder (21) around, slide rail (22) around slider (20) rear side is provided with.
9. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 1, wherein: the drying device is characterized in that the charging barrel power mechanism (5) comprises an output shaft (24), a chain wheel (25), a speed reducer (26) and a chain (27), the output shafts (24) are arranged at the two ends of the drying charging barrel (2), the chain wheel (25) is arranged in the middle of the output shaft (24), the speed reducer (26) is arranged at the lower end of the drying charging barrel (2), and the output end of the speed reducer (26) is connected with the chain wheel (25) through the chain (27).
10. An overflow weir type distributor for a thin layer drying apparatus as claimed in claim 2, wherein: and a diversion soft cylinder (6) is arranged at one end of the infusion main pipe (11) far away from the diversion cylinder (10), and the diversion soft cylinder (6) penetrates out of the waste gas collecting cover (23).
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112028156A (en) * | 2020-09-28 | 2020-12-04 | 江苏固环环境科技有限公司 | Overflow weir type distributor for thin-layer drying equipment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112028156A (en) * | 2020-09-28 | 2020-12-04 | 江苏固环环境科技有限公司 | Overflow weir type distributor for thin-layer drying equipment |
CN112028156B (en) * | 2020-09-28 | 2024-04-26 | 江苏固环环境科技有限公司 | Overflow weir type distributing device for thin layer drying equipment |
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