CN216347864U - Waste heat recovery utilizes device for rotary kiln of vanadium plant - Google Patents
Waste heat recovery utilizes device for rotary kiln of vanadium plant Download PDFInfo
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- CN216347864U CN216347864U CN202122258784.6U CN202122258784U CN216347864U CN 216347864 U CN216347864 U CN 216347864U CN 202122258784 U CN202122258784 U CN 202122258784U CN 216347864 U CN216347864 U CN 216347864U
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- fixedly connected
- flue gas
- gas pipeline
- heat exchange
- transmission box
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- 239000002918 waste heat Substances 0.000 title claims abstract description 24
- 229910052720 vanadium Inorganic materials 0.000 title claims abstract description 22
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000011084 recovery Methods 0.000 title abstract description 10
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 59
- 239000003546 flue gas Substances 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 239000002893 slag Substances 0.000 claims abstract description 33
- 238000001914 filtration Methods 0.000 claims abstract description 28
- 238000004064 recycling Methods 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 238000012546 transfer Methods 0.000 claims description 12
- 230000003139 buffering effect Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
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- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- 229910052709 silver Inorganic materials 0.000 description 1
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- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model discloses a waste heat recycling device for a rotary kiln of a vanadium plant, which comprises a flue gas pipeline, wherein the top of the flue gas pipeline is fixedly connected with a transmission box, a filtering mechanism is arranged in the flue gas pipeline and below the transmission box, and one end of the bottom of the inner wall of the transmission box is rotatably connected with a first rotating rod, so that the waste heat recycling device has the following beneficial effects that: the high-temperature flue gas heat recovery device is compact in structure, simple and convenient to operate and high in practicability, slag in high-temperature flue gas is filtered by the aid of the filtering mechanism, and can be cleaned by the aid of the motor gear transmission and the slag cleaning mechanism in cooperation, and heat in the filtered flue gas and heat in the slag can be recycled by the aid of the stirring mechanism in cooperation with the heat exchange mechanism, so that waste heat recycling efficiency is further improved, environment pollution caused by direct discharge of the slag is avoided, and the high-temperature flue gas heat recovery device is beneficial to practical application.
Description
Technical Field
The utility model belongs to the technical field of waste heat recycling, and particularly relates to a waste heat recycling device for a rotary kiln of a vanadium plant.
Background
In the existing life, vanadium is a metal element, the symbol of the element is V, silver gray metal belongs to VB group in the periodic table of the elements, the atomic number is 23, the atomic weight is 50.9414, body-centered cubic crystals are common, the valence is +5, +4, +3, +2, the melting point of vanadium is very high, the vanadium is refractory metal, the vanadium is ductile, hard and non-magnetic, has the hydrochloric acid and sulfuric acid resistance, and has better gas resistance, salt resistance and water corrosion resistance than most stainless steels, a vanadium plant usually needs to use a rotary kiln to operate when producing and preparing vanadium, and the production technology of the rotary kiln mainly adopts CaCO2Is decomposed by heating to release CO2Obtaining the final product, namely industrial active lime, wherein the chemical formula is as follows: ca0, production process consumes a large amount of heat energy, and the rotary kiln body is higher with the exhaust waste gas temperature in the rotary kiln production process, produces more waste heat, and the waste heat recovery comprehensive utilization develops nowadays, and the development circular economy accords with national industry policy, is favorable to promoting energy saving and emission reduction, improves enterprise economic benefits, improves the environment, therefore, the vanadium plant generally sets up waste heat recovery and utilization device on the rotary kiln flue gas emission pipeline when producing and preparing vanadium.
But the waste heat recovery who has now mostly just simply utilizes the flue gas waste heat to heat the water source to reach waste heat recovery's purpose, nevertheless contain a large amount of slag particles in the high temperature flue gas, if do not carry out preliminary treatment to it, will lead to the stove inner wall to take place phenomenons such as wearing and tearing and scale deposit, influence heat transfer efficiency, and the slag is inside to contain a large amount of heats, directly not only can cause environmental pollution with the slag discharge, but also can cause the energy waste, be unfavorable for practical application.
The utility model has the following contents:
the utility model aims to solve the problems in the prior art and provide a waste heat recycling device for a rotary kiln of a vanadium plant, which solves the problems in the prior art.
In order to solve the above problems, the present invention provides a technical solution:
a waste heat recycling device for a rotary kiln of a vanadium plant comprises a flue gas pipeline, wherein a transmission box is fixedly connected to the top of the flue gas pipeline, a filtering mechanism is arranged in the flue gas pipeline and below the transmission box, one end of the bottom of the inner wall of the transmission box is rotatably connected with a first rotating rod, a first transmission gear is fixedly connected to the top of the first rotating rod, the bottom of the first rotating rod extends into the flue gas pipeline and is fixedly connected with a first cam, a limiting groove is formed in the outer side of the first cam, a first servo motor is fixedly installed at the bottom of the inner wall of the transmission box and at one side of the first rotating rod, a driving gear is fixedly connected to an output shaft of the first servo motor, a second rotating rod is rotatably connected to the bottom of the inner wall of the transmission box and at one side of the first servo motor, and a first bevel gear is fixedly connected to the top of the second rotating rod, a second transmission gear is fixedly connected to the outer side of the second rotating rod and located on one side of the driving gear, a fixed plate is fixedly connected to the top of the inner wall of the transmission box and located on one side of the first bevel gear, a third rotating rod is rotatably connected between the fixed plate and the inner wall of the transmission box, one end, close to the first bevel gear, of the third rotating rod penetrates through the fixed plate and is fixedly connected with a second bevel gear, the second bevel gear is meshed with the first bevel gear, a second cam is fixedly connected to the outer side of the third rotating rod and located between the fixed plate and the inner wall of the transmission box, a through groove is formed in the top of the transmission box and located right above the second cam, the top of the second cam penetrates through the through groove and extends to the top of the transmission box, a sliding rod is slidably connected to the bottom of the inner wall of the transmission box and located right below the second cam, and a connecting plate is fixedly connected to the top of the sliding rod, the bottom of the second cam is in contact with the top of the connecting plate, a third return spring is sleeved between the outer side of the sliding rod and the bottom of the inner wall of the transmission box, the bottom of the sliding rod extends to the inside of the flue gas pipeline and is provided with a slag removing mechanism, the bottom of the flue gas pipeline is fixedly connected with a lower charging barrel under the filtering mechanism, the bottom of the flue gas pipeline and the two sides of the lower charging barrel are fixedly connected with fixed rods, a heat exchange box is fixedly connected between the bottoms of the two fixed rods, the bottom of the lower charging barrel extends to the inside of the heat exchange box, a stirring mechanism is arranged in the heat exchange box, a heat exchange mechanism is arranged in the heat exchange box and on the outer side of the stirring mechanism, the bottoms of the heat exchange box and the lower charging barrel are both of a conical structure, and a discharge pipe is fixedly connected with the bottom of the heat exchange box, and a valve is fixedly arranged on the outer side of the discharge pipe.
As preferred, filtering mechanism includes the filter, the inside of flue gas pipeline and the below sliding connection who is located the transmission box have the filter, the inside of filter is provided with the filter screen, the dashpot has all been seted up to the top and the bottom of flue gas pipeline inner wall and one side that is located the filter, the equal fixedly connected with stopper in top and the bottom of filter, the stopper all extend to the inside of the dashpot that corresponds and with dashpot sliding connection, the first return spring of equal fixedly connected with between the inner wall of dashpot and the stopper that corresponds, one side at filter top is rotated and is connected with spacing gyro wheel, the outside of spacing gyro wheel extends to the inside of spacing groove and with spacing groove rolling connection.
As preferred, the scarfing cinder mechanism includes fixed sleeve, the bottom of slide bar extends to flue gas duct's inside and fixedly connected with fixed sleeve, the one end fixedly connected with second return spring that fixed sleeve's inner wall is close to the slide bar, the one end fixedly connected with movable plate of slide bar is kept away from to second return spring, movable plate and fixed sleeve's inner wall sliding connection, one side fixedly connected with scraper blade of second return spring is kept away from to the movable plate, the one end that the movable plate was kept away from to the scraper blade extends to the fixed sleeve's the outside and contacts with the outside of filter screen.
Preferably, the stirring mechanism comprises a second servo motor, the second servo motor is fixedly mounted on one side of the heat exchange box, an output shaft of the second servo motor extends to the inside of the heat exchange box and is fixedly connected with a rotating shaft, and stirring blades are fixedly connected to the outer side of the rotating shaft at equal intervals.
Preferably, the heat exchange mechanism comprises a water inlet pipe, the water inlet pipe is fixedly connected with the outer side of the heat exchange box and positioned above the second servo motor, one end of the water inlet pipe extends into the heat exchange box, the bottom of the water inlet pipe is fixedly connected with first connecting pipes which are positioned in the heat exchange box at equal intervals, the bottoms of the first connecting pipes are fixedly connected with annular pipes, the bottoms of the annular pipes are fixedly connected with second connecting pipes, one side of the bottom of the heat exchange box, which is far away from the water inlet pipe, is fixedly connected with a water outlet pipe, one end of the water outlet pipe extends into the heat exchange box, the bottom of second connecting pipe all with the top fixed connection of drain pipe, the one end that the heat transfer case was kept away from to the drain pipe extends to flue gas pipeline's inside and fixedly connected with heat exchange tube, the one end that the drain pipe was kept away from to the heat exchange tube extends to flue gas pipeline's the outside.
Preferably, the diameters of the first transmission gear and the second transmission gear are the same, the ratio of the diameters of the first transmission gear to the diameters of the driving gear is one to three, teeth are arranged on one third of the outer side of the driving gear, and the teeth on the outer side of the driving gear are meshed with the first transmission gear or the second transmission gear.
Preferably, a control panel is fixedly mounted on the outer side of the transmission box, and the first servo motor and the second servo motor are electrically connected with the control panel.
The utility model has the following beneficial effects: the high-temperature flue gas heat recovery device is compact in structure, simple and convenient to operate and high in practicability, slag in high-temperature flue gas is filtered by the aid of the filtering mechanism, and can be cleaned by the aid of the motor gear transmission and the slag cleaning mechanism in cooperation, and heat in the filtered flue gas and heat in the slag can be recycled by the aid of the stirring mechanism in cooperation with the heat exchange mechanism, so that waste heat recycling efficiency is further improved, environment pollution caused by direct discharge of the slag is avoided, and the high-temperature flue gas heat recovery device is beneficial to practical application.
Description of the drawings:
the accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the transmission case of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 1;
fig. 4 is a schematic view of the internal structure of the heat exchange box of the present invention.
In the figure: 1. a flue gas duct; 2. a transmission box; 3. a filtering mechanism; 31. a filter plate; 32. a filter screen; 33. a buffer tank; 34. a limiting block; 35. a first return spring; 36. limiting the idler wheel; 4. a first rotating lever; 5. a first drive gear; 6. a first cam; 7. a limiting groove; 8. a first servo motor; 9. a driving gear; 10. a second rotating lever; 11. a second transmission gear; 12. a first bevel gear; 13. a fixing plate; 14. a third rotating rod; 15. a second bevel gear; 16. a second cam; 17. a through groove; 18. a slide bar; 19. a slag removal mechanism; 191. fixing the sleeve; 192. a second return spring; 193. moving the plate; 194. a squeegee; 20. a third return spring; 21. fixing the rod; 22. a heat exchange box; 23. a stirring mechanism; 231. a second servo motor; 232. a rotating shaft; 233. a stirring blade; 24. a heat exchange mechanism; 241. a water inlet pipe; 242. a first connecting pipe; 243. an annular tube; 244. a drain pipe; 245. a second connecting pipe; 246. a heat exchange pipe; 25. a discharge pipe; 26. a valve; 27. a control panel; 28. a connecting plate; 29. and (5) discharging the charging barrel.
The specific implementation mode is as follows:
the preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b):
as shown in fig. 1-4, the utility model provides a waste heat recycling device for a rotary kiln of a vanadium plant, which comprises a flue gas pipeline 1, wherein the top of the flue gas pipeline 1 is fixedly connected with a transmission box 2, a filtering mechanism 3 is arranged in the flue gas pipeline 1 and below the transmission box 2, one end of the bottom of the inner wall of the transmission box 2 is rotatably connected with a first rotating rod 4, the top of the first rotating rod 4 is fixedly connected with a first transmission gear 5, the bottom of the first rotating rod 4 extends into the flue gas pipeline 1 and is fixedly connected with a first cam 6, a limiting groove 7 is formed in the outer side of the first cam 6, and the first rotating rod 4 can be conveniently and better driven to rotate through the rotation of the first transmission gear 5, so that the first cam 6 is driven to rotate; a first servo motor 8 is fixedly arranged at the bottom of the inner wall of the transmission box 2 and positioned on one side of the first rotating rod 4, an output shaft of the first servo motor 8 is fixedly connected with a driving gear 9, and the driving gear 9 is conveniently and better driven to rotate by the first servo motor 8; a second rotating rod 10 is rotatably connected to the bottom of the inner wall of the transmission box 2 and located on one side of the first servo motor 8, a first bevel gear 12 is fixedly connected to the top of the second rotating rod 10, a second transmission gear 11 is fixedly connected to the outer side of the second rotating rod 10 and located on one side of the driving gear 9, and the second rotating rod 10 can be conveniently and better driven to rotate through rotation of the second transmission gear 11, so that the first bevel gear 12 is driven to rotate; a fixing plate 13 is fixedly connected to the top of the inner wall of the transmission box 2 and located on one side of the first bevel gear 12, a third rotating rod 14 is rotatably connected between the fixing plate 13 and the inner wall of the transmission box 2, one end, close to the first bevel gear 12, of the third rotating rod 14 penetrates through the fixing plate 13 and is fixedly connected with a second bevel gear 15, the second bevel gear 15 is meshed with the first bevel gear 12, and the second bevel gear 15 and the third rotating rod 14 are conveniently driven to rotate better through the rotation of the first bevel gear 12; a second cam 16 is fixedly connected between the fixed plate 13 and the inner wall of the transmission box 2 and outside the third rotating rod 14, a through groove 17 is formed in the top of the transmission box 2 and right above the second cam 16, the top of the second cam 16 penetrates through the through groove 17 and extends to the top of the transmission box 2, and the second cam 16 is conveniently driven to rotate through the rotation of the third rotating rod 14; a sliding rod 18 is connected to the bottom of the inner wall of the transmission box 2 and is located right below the second cam 16 in a sliding mode, a connecting plate 28 is fixedly connected to the top of the sliding rod 18, the bottom of the second cam 16 is in contact with the top of the connecting plate 28, a third return spring 20 is sleeved between the bottom of the connecting plate 28 and the bottom of the inner wall of the transmission box 2 on the outer side of the sliding rod 18, the bottom of the sliding rod 18 extends into the flue gas pipeline 1 and is provided with a slag removing mechanism 19, the sliding rod 18 is pushed to move downwards through the rotation of the second cam 16 under the action of the connecting plate 28, the third return spring 20 is extruded, and under the elastic force action of the third return spring 20, the sliding rod 18 can reciprocate up and down, so that the slag removing mechanism 19 is driven to move up and down; the bottom of the flue gas pipeline 1 is fixedly connected with a lower charging barrel 29 just below the filtering mechanism 3, the bottom of the flue gas pipeline 1 is fixedly connected with fixing rods 21 on two sides of the lower charging barrel 29, a heat exchange box 22 is fixedly connected between the bottoms of the two fixing rods 21, the bottom of the lower charging barrel 29 extends into the heat exchange box 22, and slag can be conveniently introduced into the heat exchange box 22 through the lower charging barrel 29 for storage; a stirring mechanism 23 is arranged in the heat exchange box 22, a heat exchange mechanism 24 is arranged in the heat exchange box 22 and on the outer side of the stirring mechanism 23, and the bottoms of the heat exchange box 22 and the charging barrel 29 are both of a conical structure, so that the charging operation can be better performed; and the bottom of the heat exchange box 22 is fixedly connected with a discharge pipe 25, a valve 26 is fixedly arranged on the outer side of the discharge pipe 25, slag discharge is facilitated through the discharge pipe 25, and on-off of the discharge pipe 25 is facilitated through the valve 26.
Further, the filtering mechanism 3 comprises a filtering plate 31, the filtering plate 31 is connected inside the flue gas pipeline 1 and below the transmission box 2 in a sliding manner, the filtering plate 31 is internally provided with a filtering net 32, the top and the bottom of the inner wall of the flue gas pipeline 1 and one side of the filtering plate 31 are both provided with a buffering groove 33, the top and the bottom of the filtering plate 31 are both fixedly connected with a limiting block 34, the limiting blocks 34 are both extended into the corresponding buffering grooves 33 and are in sliding connection with the buffering grooves 33, a first return spring 35 is fixedly connected between the inner wall of the buffering groove 33 and the corresponding limiting block 34, one side of the top of the filtering plate 31 is rotatably connected with a limiting roller 36, the outer side of the limiting roller 36 is extended into the limiting groove 7 and is in rolling connection with the limiting groove 7, through setting up filter mechanism 3, be convenient for better filter the slag in the high temperature flue gas to avoid the slag to follow the flue gas and together discharge into the air and cause environmental pollution.
Further, slag removal mechanism 19 includes fixed sleeve 191, the bottom of slide bar 18 extends to the inside and the fixedly connected with fixed sleeve 191 of flue gas pipeline 1, the one end fixedly connected with second return spring 192 that the inner wall of fixed sleeve 191 is close to slide bar 18, the one end fixedly connected with movable plate 193 that slide bar 18 was kept away from to second return spring 192, movable plate 193 and fixed sleeve 191's inner wall sliding connection, one side fixedly connected with scraper blade 194 that second return spring 192 was kept away from to movable plate 193 is kept away from to movable plate 193, scraper blade 194 keeps away from the one end of movable plate 193 and extends to the outside of fixed sleeve 191 and contact with the outside of filter screen 32, through setting up slag removal mechanism 19, be convenient for better clear up the adnexed slag in the filter screen 32 outside.
Further, rabbling mechanism 23 includes second servo motor 231, and one side fixed mounting of heat exchange box 22 has second servo motor 231, and second servo motor 231's output shaft extends to heat exchange box 22's inside and fixedly connected with axis of rotation 232, and the outside equidistance fixedly connected with stirring vane 233 of axis of rotation 232 is through setting up rabbling mechanism 23, and the better slag to heat exchange box 22 inside of being convenient for stirs to increase heat transfer effect.
Further, the heat exchange mechanism 24 includes a water inlet pipe 241, a water inlet pipe 241 is fixedly connected to the outer side of the heat exchange box 22 and above the second servo motor 231, one end of the water inlet pipe 241 extends to the inside of the heat exchange box 22, first connecting pipes 242 are fixedly connected to the bottom of the water inlet pipe 241 and located at equal intervals inside the heat exchange box 22, annular pipes 243 are fixedly connected to the bottoms of the first connecting pipes 242, second connecting pipes 245 are fixedly connected to the bottoms of the annular pipes 243, a drain pipe 244 is fixedly connected to one side of the bottom of the heat exchange box 22 away from the water inlet pipe 241, one end of the drain pipe 244 extends to the inside of the heat exchange box 22, the bottom of the second connecting pipe 245 is fixedly connected to the top of the drain pipe 244, one end of the drain pipe 244 away from the heat exchange box 22 extends to the inside of the flue gas pipeline 1 and is fixedly connected with a heat exchange pipe 246, one end of the heat exchange pipe 246 away from the drain pipe 244 extends to the outer side of the flue gas pipeline 1, through setting up heat transfer mechanism 24, be convenient for carry out make full use of to the inside heat of slag and the inside heat of flue gas after filtering better.
Furthermore, the diameters of the first transmission gear 5 and the second transmission gear 11 are the same, the ratio of the diameters of the first transmission gear 5 to the diameters of the driving gear 9 is one to three, teeth are arranged on one third of the outer side of the driving gear 9, and the teeth on the outer side of the driving gear 9 are meshed with the first transmission gear 5 or the second transmission gear 11, so that the driving gear 9, the first transmission gear 5 and the second transmission gear 11 are matched to drive the third rotating rod 14 to rotate for one circle and then drive the first rotating rod 4 to rotate for one circle, and thus the reciprocating continuous operation of slag removal, shaking blanking, slag removal and shaking blanking is completed.
Further, the outside fixed mounting of transmission box 2 has control panel 27, and first servo motor 8, second servo motor 231 all with control panel 27 electric connection, be convenient for better controlling first servo motor 8 and second servo motor 231 through control panel 27.
Specifically, the method comprises the following steps: the device is installed at a designated position, then the device is powered on, high-temperature flue gas enters the flue gas pipeline 1, then the flue gas is filtered by the filter screen 32 in the filter plate 31, slag contained in the flue gas is attached to the outer side of the filter screen 32, meanwhile, the first servo motor 8 is controlled by the control panel 27 to work, the driving gear 9 is driven by the first servo motor 8 to rotate, the second transmission gear 11 and the second rotating rod 10 are driven to rotate for a circle by the teeth on the outer side of the driving gear 9, meanwhile, the third rotating rod 14 is driven to rotate by the matching between the first bevel gear 12 and the second bevel gear 15, so that the second cam 16 is driven to rotate, the slide rod 18 is pushed to move downwards by the rotation of the second cam 16, the third return spring 20 is extruded, and the slide rod 18 can reciprocate up and down under the elastic force of the third return spring 20, thereby driving the slag removing mechanism 19 to move up and down, and simultaneously the scraper 194 is contacted with the outside of the filter screen 32 all the time under the elastic force of the second return spring 192, thereby cleaning the slag on the outside of the filter screen 32 through the up and down movement of the scraper 194, after the cleaning of the scraper 194 is completed, the driving gear 9 drives the first transmission gear 5 and the first rotating rod 4 to rotate, thereby driving the first cam 6 to rotate, through the cooperation between the limiting groove 7 on the outside of the first cam 6 and the limiting roller 36, the filter plate 31 is pushed to move, and the shaking blanking operation is completed by the first return spring 35, the falling slag falls into the heat exchange box 22 through the blanking barrel 29, the second servo motor 231 is controlled to work, the rotating shaft 232 and the stirring blade are driven to rotate, thereby stirring the slag in the heat exchange box 22, and simultaneously, cold water enters the heat exchange box 22 through the water inlet pipe 241, and enters the inside of the drain pipe 244 through the first connection pipe 242, the annular pipe 243 and the second connection pipe 245, the cold water performs a heat exchange operation inside the heat exchange box 22 through the annular pipe 243, and the water entering the inside of the drain pipe 244 enters the inside of the heat exchange pipe 246 to perform a secondary heat exchange operation with the filtered flue gas, and is finally delivered to an area where hot water is needed.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The waste heat recycling device for the rotary kiln of the vanadium plant comprises a flue gas pipeline (1) and is characterized in that a transmission box (2) is fixedly connected to the top of the flue gas pipeline (1), a filtering mechanism (3) is arranged inside the flue gas pipeline (1) and below the transmission box (2), a first rotating rod (4) is rotatably connected to one end of the bottom of the inner wall of the transmission box (2), a first transmission gear (5) is fixedly connected to the top of the first rotating rod (4), the bottom of the first rotating rod (4) extends to the inside of the flue gas pipeline (1) and is fixedly connected with a first cam (6), a limiting groove (7) is formed in the outer side of the first cam (6), a first servo motor (8) is fixedly mounted at one side of the bottom of the inner wall of the transmission box (2) and located on the first rotating rod (4), and a driving gear (9) is fixedly connected to an output shaft of the first servo motor (8), the bottom of transmission box (2) inner wall just is located one side rotation of first servo motor (8) and is connected with second dwang (10), the first bevel gear (12) of top fixedly connected with of second dwang (10), the outside of second dwang (10) just is located one side fixedly connected with second drive gear (11) of driving gear (9), the top of transmission box (2) inner wall just is located one side fixedly connected with fixed plate (13) of first bevel gear (12), it is connected with third dwang (14) to rotate between the inner wall of fixed plate (13) and transmission box (2), the one end that third dwang (14) is close to first bevel gear (12) runs through fixed plate (13) and fixedly connected with second bevel gear (15), second bevel gear (15) are connected with first bevel gear (12) meshing, the outside of third dwang (14) just is located between the inner wall of fixed plate (13) and transmission box (2) fixed connection second bevel gear (15) A second cam (16) is connected, a through groove (17) is formed in the top of the transmission box (2) and is located right above the second cam (16), the top of the second cam (16) penetrates through the through groove (17) and extends to the top of the transmission box (2), a sliding rod (18) is connected to the bottom of the inner wall of the transmission box (2) and is located right below the second cam (16) in a sliding mode, a connecting plate (28) is fixedly connected to the top of the sliding rod (18), the bottom of the second cam (16) is in contact with the top of the connecting plate (28), a third return spring (20) is sleeved on the outer side of the sliding rod (18) and is located between the bottom of the connecting plate (28) and the bottom of the inner wall of the transmission box (2), the bottom of the sliding rod (18) extends to the inside of the flue gas pipeline (1) and is provided with a slag cleaning mechanism (19), a lower charging barrel (29) is fixedly connected to the bottom of the flue gas pipeline (1) and is located right below the filtering mechanism (3), the equal fixedly connected with dead lever (21) in both sides of feed cylinder (29) down is just located to the bottom of flue gas pipeline (1), two fixedly connected with heat transfer case (22) between the bottom of dead lever (21), the bottom of feed cylinder (29) extends to the inside of heat transfer case (22) down, the inside of heat transfer case (22) is provided with rabbling mechanism (23), the inside of heat transfer case (22) and the outside that is located rabbling mechanism (23) are provided with heat transfer mechanism (24), heat transfer case (22) all set up to the toper structure with the bottom of feed cylinder (29) down, just the bottom fixedly connected with delivery pipe (25) of heat transfer case (22), the outside fixed mounting of delivery pipe (25) has valve (26).
2. The waste heat recycling device for the rotary kiln of the vanadium plant according to claim 1, wherein the filtering mechanism (3) comprises a filtering plate (31), the filtering plate (31) is slidably connected inside the flue gas pipeline (1) and below the transmission box (2), the filtering plate (31) is internally provided with a filtering net (32), the top and the bottom of the inner wall of the flue gas pipeline (1) and one side of the filtering plate (31) are both provided with a buffering groove (33), the top and the bottom of the filtering plate (31) are both fixedly connected with a limiting block (34), the limiting block (34) is both extended to the inside of the corresponding buffering groove (33) and is slidably connected with the buffering groove (33), a first return spring (35) is fixedly connected between the inner wall of the buffering groove (33) and the corresponding limiting block (34), one side of the top of the filtering plate (31) is rotatably connected with a limiting roller (36), the outer side of the limiting roller (36) extends to the inner part of the limiting groove (7) and is in rolling connection with the limiting groove (7).
3. The waste heat recycling device for the rotary kiln of the vanadium plant as claimed in claim 2, which is characterized in that, the slag removing mechanism (19) comprises a fixed sleeve (191), the bottom of the sliding rod (18) extends into the flue gas pipeline (1) and is fixedly connected with the fixed sleeve (191), one end of the inner wall of the fixed sleeve (191) close to the sliding rod (18) is fixedly connected with a second return spring (192), one end of the second return spring (192) far away from the sliding rod (18) is fixedly connected with a moving plate (193), the movable plate (193) is connected with the inner wall of the fixed sleeve (191) in a sliding way, one side of the movable plate (193) far away from the second return spring (192) is fixedly connected with a scraper (194), one end of the scraper (194) far away from the moving plate (193) extends to the outer side of the fixed sleeve (191) and is in contact with the outer side of the filter screen (32).
4. The waste heat recycling device for the rotary kiln of the vanadium plant as claimed in claim 3, wherein the stirring mechanism (23) comprises a second servo motor (231), the second servo motor (231) is fixedly installed on one side of the heat exchange box (22), an output shaft of the second servo motor (231) extends to the inside of the heat exchange box (22) and is fixedly connected with a rotating shaft (232), and stirring blades (233) are fixedly connected to the outer side of the rotating shaft (232) at equal intervals.
5. The waste heat recycling device for the rotary kiln of the vanadium plant as claimed in claim 4, wherein the heat exchange mechanism (24) comprises a water inlet pipe (241), the outer side of the heat exchange box (22) is fixedly connected with the water inlet pipe (241) above the second servo motor (231), one end of the water inlet pipe (241) extends to the inside of the heat exchange box (22), the bottom of the water inlet pipe (241) is fixedly connected with first connecting pipes (242) at equal intervals inside the heat exchange box (22), the bottom of the first connecting pipes (242) is fixedly connected with a ring pipe (243), the bottom of the ring pipe (243) is fixedly connected with a second connecting pipe (245), one side of the bottom of the heat exchange box (22) far away from the water inlet pipe (241) is fixedly connected with a drain pipe (244), one end of the drain pipe (244) extends to the inside of the heat exchange box (22), the bottom of second connecting pipe (245) all with the top fixed connection of drain pipe (244), the one end that heat transfer case (22) were kept away from in drain pipe (244) extends to the inside of flue gas pipeline (1) and fixedly connected with heat exchange tube (246), the one end that drain pipe (244) were kept away from in heat exchange tube (246) extends to the outside of flue gas pipeline (1).
6. The waste heat recycling device for the rotary kiln of the vanadium plant as claimed in claim 1, wherein the first transmission gear (5) and the second transmission gear (11) have the same diameter, the diameter ratio of the first transmission gear (5) to the driving gear (9) is one to three, teeth are arranged on one third of the outer side of the driving gear (9), and the teeth on the outer side of the driving gear (9) are meshed with the first transmission gear (5) or the second transmission gear (11).
7. The waste heat recycling device for the rotary kiln of the vanadium plant as claimed in claim 4, wherein a control panel (27) is fixedly mounted on the outer side of the transmission box (2), and the first servo motor (8) and the second servo motor (231) are electrically connected with the control panel (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122258784.6U CN216347864U (en) | 2021-09-17 | 2021-09-17 | Waste heat recovery utilizes device for rotary kiln of vanadium plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122258784.6U CN216347864U (en) | 2021-09-17 | 2021-09-17 | Waste heat recovery utilizes device for rotary kiln of vanadium plant |
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| CN216347864U true CN216347864U (en) | 2022-04-19 |
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| CN202122258784.6U Expired - Fee Related CN216347864U (en) | 2021-09-17 | 2021-09-17 | Waste heat recovery utilizes device for rotary kiln of vanadium plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117053601A (en) * | 2023-10-10 | 2023-11-14 | 普兰特换热设备(溧阳)有限公司 | Plate heat exchanger for organic waste gas treatment |
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2021
- 2021-09-17 CN CN202122258784.6U patent/CN216347864U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117053601A (en) * | 2023-10-10 | 2023-11-14 | 普兰特换热设备(溧阳)有限公司 | Plate heat exchanger for organic waste gas treatment |
| CN117053601B (en) * | 2023-10-10 | 2023-12-22 | 普兰特换热设备(溧阳)有限公司 | Plate heat exchanger for organic waste gas treatment |
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