CN211069542U - Heavy vanadium reation kettle steam recycle device - Google Patents
Heavy vanadium reation kettle steam recycle device Download PDFInfo
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- CN211069542U CN211069542U CN201921405534.7U CN201921405534U CN211069542U CN 211069542 U CN211069542 U CN 211069542U CN 201921405534 U CN201921405534 U CN 201921405534U CN 211069542 U CN211069542 U CN 211069542U
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- pipe
- steam
- reaction kettle
- vapor
- vanadium
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Abstract
The utility model provides a vapor recycling device of a vanadium precipitation reaction kettle, belonging to the technical field of gas recycling, comprising a vapor recycling pipe and a spray pipe, wherein the gas inlet end of the vapor recycling pipe is used for being connected with the reaction kettle, and the gas outlet end of the vapor recycling pipe is introduced into a recycling pool; the spray pipe is used for liquefying the steam recovered in the recovery tank; the recovery tank discharges the steam into the recovery tank by means of a steam recovery pipe and liquefies the recovered steam by means of a shower pipe. The utility model discloses a heavy vanadium reation kettle steam recycle device utilizes again the steam that produces in the reation kettle when will sinking the vanadium operation, has protected the environment, has practiced thrift the resource.
Description
Technical Field
The utility model belongs to the technical field of gas recovery recycles, more specifically says, relates to a heavy vanadium reation kettle steam recycle device.
Background
The traditional process flow for producing vanadium pentoxide by using vanadium slag mainly comprises five processes of raw material pretreatment, oxidation baking, clinker leaching, vanadium precipitation and melting, wherein the vanadium precipitation process plays a role of lifting, a steam discharge pipe can discharge a large amount of steam during vanadium precipitation operation of a vanadium precipitation reaction kettle, the steam contains ammonium sulfate, vanadium compounds and the like and is acidic, and the acidic steam is directly discharged into the air, so that not only can resource waste be caused, but also the environment is seriously polluted.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heavy vanadium reation kettle steam recycle device aims at solving the problem that the gas emission of reation kettle release causes environmental pollution and wasting of resources in the air when heavy vanadium operation.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a heavy vanadium reation kettle steam recycle device includes:
the gas inlet end of the steam recovery pipe is used for being connected with the reaction kettle, and the gas outlet end of the steam recovery pipe is introduced into the recovery tank; and
a spray pipe for liquefying the vapor in the recovery tank;
the recovery tank discharges steam into the recovery tank by means of the steam recovery pipe and liquefies the recovered steam by means of the shower pipe.
As another embodiment of this application, the delivery end of shower is provided with a plurality of apopores, and is a plurality of the apopore is followed delivery end length direction arranges in proper order.
As another embodiment of this application, be provided with the draught fan on the recovery pond.
As another embodiment of the present application, the gas outlet end is provided with a nozzle for increasing a vapor diffusion area.
As another embodiment of the present application, the steam recovery pipe includes:
a main pipe which is led into the recovery tank; and
and one ends of the branch pipes are respectively connected with the reaction kettle, and the other ends of the branch pipes are respectively communicated with the main pipe.
As another embodiment of the application, the recovery tank is provided with an observation hole.
As another embodiment of the application, a cleaning pipeline is further arranged in the recovery tank.
As another embodiment of the application, a liquid discharge pipeline is arranged on the recovery tank.
As another embodiment of the application, the water outlet end of the spray pipe is provided with a plurality of split-flow nozzles for liquefying the recovered steam.
As another embodiment of the present application, the split flow nozzle includes:
the connecting vertical pipe is detachably connected with the water outlet end of the spray pipe, a conical frame is fixedly arranged on the outer wall of the connecting vertical pipe, and a splitter blade is rotatably arranged at the bottom end of the conical frame; and
the reducing pipe hoop is arranged in the conical frame and is in threaded connection with the connecting vertical pipe.
The utility model provides a heavy vanadium reation kettle steam recycle device's beneficial effect lies in: compared with the prior art, the air inlet end of the steam recovery pipe of the vanadium precipitation reaction kettle steam recovery device is communicated with the reaction kettle, the air outlet end of the steam recovery pipe is introduced into the recovery tank, and steam generated by the reaction kettle is discharged into the recovery tank so as to complete the steam recovery process; and a spray pipe is arranged in the recovery tank, and the recovered steam is liquefied to be reused for vanadium precipitation operation. The utility model discloses a heavy vanadium reation kettle steam recycle device utilizes again the steam that produces in the reation kettle when will sinking the vanadium operation, has protected the environment, has practiced thrift the resource.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a front view of a vapor recycling device of a vanadium precipitation reaction kettle provided in an embodiment of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
fig. 3 is a schematic structural view of a water outlet end of a spray pipe provided in the embodiment of the present invention;
fig. 4 is a schematic bottom view of the split-flow nozzle according to the embodiment of the present invention.
In the figure: 1. a reaction kettle; 2. a vapor recovery tube; 21. a main pipe; 22. a branch pipe; 23. a spray head; 3. an air outlet valve; 4. a feed valve; 5. a recovery tank; 51. an observation hole; 52. an access hole; 6. a shower pipe; 61. a water outlet hole; 7. cleaning a pipeline; 8. an induced draft fan; 9. an exhaust duct; 10. a float valve; 11. a water pump; 12. a split flow nozzle; 121. connecting a vertical pipe; 122. a conical frame; 123. a splitter blade; 124. a reducing pipe hoop; 13. a liquid discharge conduit.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and fig. 2, the vapor recycling device of the vanadium deposition reaction kettle of the present invention will now be described. The vanadium precipitation reaction kettle steam recycling device comprises a steam recycling pipe 2 and a spray pipe 6. The gas inlet end of the steam recovery pipe 2 is used for being connected with the reaction kettle 1, and the gas outlet end of the steam recovery pipe 2 is introduced into the recovery tank 5; the spray pipe 6 is used for liquefying the steam recovered in the recovery tank 5; the recovery tank 5 discharges the vapor into the recovery tank 5 via the vapor recovery pipe 2 and liquefies the recovered vapor via the shower pipe 6.
In the embodiment, an air outlet valve 3 is arranged between the air inlet end of the steam recovery pipe 2 and the reaction kettle 1, the air outlet valve 3 is an electric cut-off valve, the electric cut-off valve is a DN150 stainless steel cut-off valve with an electric head, and the air outlet valve 3 is used for controlling the discharge of steam in the reaction kettle 1; the feed valve 4 is used for controlling the dosage of the reaction liquid introduced into the reaction kettle 1 in the vanadium precipitation stage; the recovery tank 5 is 4m long, 3m wide and 3m high; the spray pipe 6 is communicated with the external production water, and the amount of the water sprayed in the spray pipe 6 is controlled by an electric cut-off valve.
Compared with the prior art, the vapor recycling device of the vanadium precipitation reaction kettle has the advantages that the air inlet end of the vapor recycling pipe 2 of the vapor recycling device of the vanadium precipitation reaction kettle is communicated with the reaction kettle 1, the air outlet end is introduced into the recycling tank 5, and the vapor generated by the reaction kettle 1 is discharged into the recycling tank 5, so that the vapor recycling process is completed; and a spray pipe 6 is arranged in the recovery tank 5, and the recovered steam is liquefied to be reused in the vanadium precipitation operation. The utility model discloses a heavy vanadium reation kettle steam recycle device utilizes again the steam that produces in reation kettle 1 when will sinking the vanadium operation, has protected the environment, has practiced thrift the resource.
As the utility model provides a vanadium precipitation reation kettle vapor recovery utilizes a specific implementation way of device please refer to fig. 2, and the play water end of shower 6 is provided with a plurality of apopores 61, and apopore 61 spun production water is used for liquefying the steam of retrieving, and apopore 61 is along the length direction interval arrangement in proper order of 6 play water ends of shower. As long as the effect of liquefaction can be played to the steam of retrieving, set up a plurality of apopores 61 in the lower part on shower 6 outlet end surface or set up a plurality of apopores 61 on the upper portion on shower 6 outlet end surface or respectively set up a plurality of apopores 61 in the upper portion on shower 6 outlet end surface, lower part, set up a plurality of apopores 61 and can carry out omnidirectional liquefaction to the steam of retrieving, shortened the time of steam liquefaction.
As a specific implementation manner of the vanadium precipitation reaction kettle vapor recycling device provided by the utility model, please refer to fig. 1, set up the draught fan 8 on the recovery pond 5, the draught fan 8 is installed on the exhaust duct 9 on the upper portion of the recovery pond 5 to set up the discharge of gas in order to control the recovery pond 5 with the electronic trip valve on the exhaust duct 9 of the recovery pond 5. When carrying out steam recovery in reation kettle 1, close air outlet valve 3, open draught fan 8, make the interior negative pressure that forms of recovery pond 5, then open air outlet valve 3, steam in the reation kettle 1 gets into in the recovery pond 5 through steam recovery pipe 2. The draught fan 8 is arranged to provide powerful power for steam to enter the recovery tank 5 from the reaction kettle 1 through the steam recovery pipe 2, and the time for steam to enter the recovery tank 5 is shortened.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2, the water outlet end of the spraying pipe 6 is located above the air outlet end of the steam recycling pipe 2. The lower part of the surface of the water outlet end of the spray pipe 6 is provided with the plurality of water outlet holes 61, the air outlet end of the steam recovery pipe 2 is arranged below the water outlet holes 61, and steam discharged from the air outlet end is positioned below the water outlet holes 61, so that the steam discharged from the air outlet end is sufficiently liquefied, and the time for liquefying the steam is shortened.
As a specific implementation manner of the embodiment of the present invention, refer to fig. 1 and fig. 2, the gas outlet end of the vapor recovery tube 2 is provided with the nozzle 23, the nozzle 23 is used for increasing the diffusion area of vapor, the shape of the nozzle 23 can be horn-shaped or shower-shaped, i.e., the sectional area of the nozzle 23 is increased from top to bottom in sequence, and the nozzle 23 and the vapor recovery tube 2 are integrally arranged. The steam that the steam recovery pipe 2 was given vent to anger and is held exhaust steam and make the diffusion area of steam in recovery pond 5 increase through the diffusion of shower nozzle 23, and a plurality of apopores 61 that the lower part of shower 6 outlet end surface set up can make the interior spun steam of shower nozzle 23 obtain quick liquefaction, has greatly saved the time of steam liquefaction.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the steam recycling pipe 2 includes a main pipe 21 and a plurality of branch pipes 22. The main pipe 21 is led into the recovery tank 5; one end of each branch pipe 22 is connected with the reaction kettle 1 through a gas outlet valve 3, and the other end of each branch pipe is communicated with the main pipe 21. The main pipe 21 is provided with a plurality of branch pipes 22, which can simultaneously recover steam generated in a plurality of reaction kettles 1, and is suitable for industrial production.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, the recycling pool 5 is provided with an observation hole 51. A circular observation hole 51 with the diameter of 800mm is formed in the top of the recovery tank 5 and used for entry and daily observation of maintainers during system maintenance, and the circular observation hole is tightly covered and sealed during normal production and is strictly prohibited to be opened. Still be provided with the access hole 52 that the diameter is 800mm in the middle of 5 main planes of looking bottoms of recovery pond for the workman carries out the troubleshooting and gets into 5 clearance bottom of the pool ammonium vanadate pugs of recovery pond, and the access hole 52 is sealed tight when not using usually. It is sometimes inconvenient to enter the manhole 52 during the production process, and the service personnel need to enter the recovery tank 5 through the observation hole 51 for operation. The bottom of the left view surface of the recovery tank 5 is provided with a square hole with the length of 0.5m, when a vanadium compound at the bottom is mainly ammonium vanadate and is settled to 0.5m, a slurry pump is used for sucking out solid ammonium vanadate and pumping the solid ammonium vanadate into an APV (ammonium vanadate) thickening tank, the ammonium vanadate is recycled, and the ammonium vanadate can be used for producing vanadium oxide and vanadium alloy.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, still be provided with the cleaning pipeline 7 in the recovery pond 5, the cleaning pipeline 7 is used for washing the slag and dirt impurities at the bottom of the recovery pond 5, and the square hole at the bottom of the left side view surface of the accessible manhole 52 or the recovery pond 5 is discharged. Generally, a cleaning pipeline 7 and a spraying passage formed by a spraying pipe 6 are arranged on the right side of the recovery tank 5, the spraying passage is 1m away from the top of the recovery tank 5, the cleaning pipeline 7 is 1m away from the bottom of the recovery tank 5, the cleaning pipeline 7 is communicated and converged with the spraying passage, the pipeline is communicated with the external production water after being converged, an electric cut-off valve is arranged on the cleaning pipeline 7, and the electric cut-off valve is used for controlling the amount of water sprayed out of the cleaning pipeline 7.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1, a liquid discharge pipeline 13 is disposed on the recycling tank 5. A float valve 10 is arranged on the liquid discharge pipeline 13, the float valve 10 is used for controlling the liquid level of the liquid in the recovery tank 5, and the float valve 10 is arranged on the liquid discharge pipeline 13 at the side part 2m away from the bottom of the recovery tank 5. The floating ball of the ball float valve 10 floats on the liquid level of the recovery tank 5, and when the liquid level exceeds the specified upper limit liquid level, the floating ball controls the opening of the ball float valve 10 through a connecting rod, so that the liquid in the recovery tank 5 is discharged; when the liquid level is lower than the specified lower limit liquid level, the float ball controls the closing of the float valve 10 through the connecting rod. In order to facilitate the monitoring of the liquid level, a floating ball type liquid level meter is arranged in the recovery tank 5, the scale value of the liquid level meter can be read out from the outside of the recovery tank 5, and the floating ball type liquid level meter is favorable for observing the liquid level in the recovery tank 5 in real time. In order to facilitate the liquid to be quickly discharged out of the recovery tank 5, a water pump 11 is arranged on a liquid discharge pipeline 13 connected with a ball float valve 10, when the liquid in the recovery tank 5 is discharged, the water pump 11 is started, the redundant liquid in the recovery tank 5 can be quickly discharged, the liquid discharged in the recovery tank 5 is acidic liquid containing ammonium sulfate, and the acidic liquid can be recycled to a vanadium precipitation process for dissolving solid ammonium sulfate. A common electric valve can be arranged on the liquid discharge pipeline 13, the liquid level of the liquid in the recovery tank 5 can be observed through the observation hole 51, and when the liquid level exceeds the specified upper limit liquid level, the electric valve is opened to discharge the liquid in the recovery tank 5.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 3, a plurality of split flow nozzles 12 are disposed at a lower portion of the water outlet end surface of the spraying pipe 6, and the split flow nozzles 12 are used for liquefying the recovered steam. The plurality of split flow nozzles 12 can sufficiently liquefy the recovered vapor, and the time for liquefying the vapor is shortened.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 3 and 4, the split-flow nozzle 12 includes a connection vertical pipe 121 and a reducing pipe clamp 124, the connection vertical pipe 121 is detachably connected to the lower portion of the water outlet end surface of the shower pipe 6, a tapered frame 122 is fixed to the outer wall of the connection vertical pipe 121 by welding, the sectional area of the tapered frame 122 is sequentially increased from top to bottom, the bottom end of the tapered frame 122 is circular, two beams passing through the center of a circle are disposed at the bottom end of the tapered frame 122, the beams are fixedly connected to the tapered frame 122, the intersecting positions of the beams are provided with a central hole, the rotating shaft is rotatably disposed in the central hole, and the splitter blades 123 are disposed on the rotating shaft and; the reducing pipe clamp 124 is disposed in the conical frame 122, and the reducing pipe clamp 124 is coaxial with the connection standpipe 121 and is fixed to the connection standpipe 121 by threads. The split-flow type nozzle 12 can effectively reduce the problem that the spray pipe 6 is easy to block, and the area of water flow sprayed by the nozzle is enlarged, so that the recovered steam can be quickly liquefied.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Heavy vanadium reation kettle steam recycle device, its characterized in that includes:
the gas inlet end of the steam recovery pipe is used for being connected with the reaction kettle, and the gas outlet end of the steam recovery pipe is introduced into the recovery tank; and
a spray pipe for liquefying the vapor in the recovery tank;
the recovery tank discharges steam into the recovery tank by means of the steam recovery pipe and liquefies the recovered steam by means of the shower pipe.
2. The vapor recycling device of the vanadium deposition reaction kettle according to claim 1, wherein a plurality of water outlet holes are formed in the water outlet end of the spray pipe, and the water outlet holes are sequentially arranged along the length direction of the water outlet end.
3. The vapor recycling device of the vanadium precipitation reaction kettle according to claim 1, wherein an induced draft fan is arranged on the recovery tank.
4. The vapor recycling device of the vanadium deposition reaction kettle according to any one of claims 1 to 3, wherein a nozzle for increasing the vapor diffusion area is arranged at the gas outlet end.
5. The vapor recycling device of the vanadium deposition reaction kettle according to any one of claims 1 to 3, wherein the vapor recycling pipe comprises:
a main pipe which is led into the recovery tank; and
and one ends of the branch pipes are respectively connected with the reaction kettle, and the other ends of the branch pipes are respectively communicated with the main pipe.
6. The vapor recycling device of the vanadium deposition reaction kettle according to any one of claims 1 to 3, wherein the recycling tank is provided with an observation hole.
7. The vapor recycling device of the vanadium deposition reaction kettle according to any one of claims 1 to 3, wherein a cleaning pipeline is further arranged in the recycling tank.
8. The vapor recycling device of the vanadium deposition reaction kettle according to any one of claims 1 to 3, wherein a liquid discharge pipeline is arranged on the recycling tank.
9. The vapor recycling device of the vanadium deposition reaction kettle according to claim 1, wherein a plurality of split-flow nozzles for liquefying the recycled vapor are arranged at the water outlet end of the spray pipe.
10. The vapor recycling device of the vanadium deposition reaction kettle according to claim 9, wherein the split-flow nozzle comprises:
the connecting vertical pipe is detachably connected with the water outlet end of the spray pipe, a conical frame is fixedly arranged on the outer wall of the connecting vertical pipe, and a splitter blade is rotatably arranged at the bottom end of the conical frame; and
the reducing pipe hoop is arranged in the conical frame and is in threaded connection with the connecting vertical pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921405534.7U CN211069542U (en) | 2019-08-27 | 2019-08-27 | Heavy vanadium reation kettle steam recycle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921405534.7U CN211069542U (en) | 2019-08-27 | 2019-08-27 | Heavy vanadium reation kettle steam recycle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211069542U true CN211069542U (en) | 2020-07-24 |
Family
ID=71644644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921405534.7U Expired - Fee Related CN211069542U (en) | 2019-08-27 | 2019-08-27 | Heavy vanadium reation kettle steam recycle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211069542U (en) |
-
2019
- 2019-08-27 CN CN201921405534.7U patent/CN211069542U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200724 |