CN217795385U - Nitric oxide gas recovery device - Google Patents
Nitric oxide gas recovery device Download PDFInfo
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- CN217795385U CN217795385U CN202221323919.0U CN202221323919U CN217795385U CN 217795385 U CN217795385 U CN 217795385U CN 202221323919 U CN202221323919 U CN 202221323919U CN 217795385 U CN217795385 U CN 217795385U
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Abstract
The utility model relates to a nitric oxide gas recovery unit, including going the acid tank of driving, the top that goes the acid tank of driving is provided with recovery unit, recovery unit's right side is provided with gas-water separator, recovery unit is including the jet pump, the bottom of jet pump and the interior diapire fixed connection who goes the acid tank of driving, the top fixed mounting who goes the acid tank of driving has the installation shell, the delivery port fixed mounting of jet pump has one end to run through and extend to the inside connecting pipe of installation shell, the top fixed mounting who goes the acid tank of driving has the suction chamber, the inside fixed mounting of installation shell has one end to run through and extend to the nozzle of suction chamber inside, the inside fixed mounting who goes the acid tank of driving has one end to run through and extend to its outside well acid mist accumulator. This nitrogen oxide gas recovery unit through being provided with recovery unit, has reached and has retrieved the nitrogen oxide gas purpose, and the recovery technology of simplification has improved the recovery effect.
Description
Technical Field
The utility model relates to a nitrogen oxide technical field specifically is a nitrogen oxide gas recovery unit.
Background
The dilute nitric acid storage tank of the nitric acid device and the emptying gas of the starting acid tank are directly discharged to the atmosphere, and yellow nitrogen oxide gas is often discharged from a discharge pipe opening, because the nitrogen oxide gas is oxidized into nitrogen dioxide when meeting the air, and the nitrogen dioxide gas is yellow in the air and commonly called yellow smoke, so that the peripheral environment is seriously polluted, and therefore, the nitrogen oxide gas must be recycled.
In the prior art, the nitrogen oxide gas recovery generally adopts a recovery tower form, a fan is used for pumping the nitrogen oxide gas in a dilute nitric acid storage tank, and then a pump is used for circulating absorption, so that the investment is large, the power consumption is high in the operation process, and the treatment cost is large, so that the nitrogen oxide gas recovery device is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
To prior art not enough, the utility model provides a nitrogen oxide gas recovery unit possesses the advantage of simplifying technology and optimizing the recovery effect, has solved the form that nitrogen oxide gas recovery generally adopted the recovery tower among the prior art, extracts the interior nitrogen oxide gas of rare nitric acid basin with the fan, then beats the circulation absorption with the pump, invests in great, and the operation in-process power consumption is high, problem that treatment cost is big.
In order to achieve the above object, the utility model provides a following technical scheme: the nitric oxide gas recovery device comprises a start-up acid removal tank, wherein a recovery device is arranged at the top of the start-up acid removal tank, and a gas-water separation device is arranged on the right side of the recovery device;
recovery unit is including the jet pump, the bottom of jet pump and the interior diapire fixed connection who goes the driving acid groove, the top fixed mounting who goes the driving acid groove has the installation shell, the delivery port fixed mounting of jet pump has one end to run through and extend to the inside connecting pipe of installation shell, the top fixed mounting who goes the driving acid groove has the suction chamber, the inside fixed mounting of installation shell has one end to run through and extend to the inside nozzle of suction chamber, the inside fixed mounting who goes the driving acid groove has one end to run through and extend to its outside well acid mist accumulator, the inside fixed mounting of suction chamber has one end to run through and extend to the inside diffuser of well acid mist accumulator, the inside fixed mounting of suction chamber has one end to run through and extend to its outside breather pipe.
Further, gas-water separation equipment is including the casing, the left side of casing and the right side fixed connection of well acid mist accumulator, the interior diapire fixed mounting of casing has the motor, the output shaft of motor runs through and extends to the inside axis of rotation of well acid mist accumulator through shaft coupling fixedly connected with one end, the fixed surface of axis of rotation installs the flabellum, the right side fixed mounting that goes the acid tank of driving has one end to run through and extend to its inside retrieval and utilization pipe, the left side fixed mounting that goes the acid tank of driving has one end to run through and extend to its inside supplementary pipe.
Furthermore, a movable hole is formed in the top of the acid tank for removing the vehicle, and the size of the movable hole is matched with that of the connecting pipe.
Further, a fixing hole is formed in the right side of the mounting shell, and the size of the fixing hole is matched with that of the nozzle.
Further, the inside of breather pipe is provided with check valve.
Furthermore, a mounting hole is formed in the right side of the middle acid mist recovery tank, and the size of the mounting hole is matched with that of the rotating shaft.
Furthermore, the inside of retrieval and utilization pipe and supplementary pipe all is provided with the valve.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this nitrogen oxide gas recovery unit through being provided with recovery unit, has reached the purpose of retrieving the nitrogen oxide gas, and the recovery technology of simplifying has improved the recovery effect, through being provided with gas-water separation device, plays gas-water separation's effect, prevents that dilute acid from the middle acid mist accumulator tank to run out, has improved gas-water separation device's practicality.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the point A in the structure of FIG. 1;
fig. 3 is a top view of the structure vent pipe of the present invention.
In the figure: 1, starting an acid tank, 2, a recovery device, 201 injection pumps, 202 installation shells, 203 connecting pipes, 204 suction chambers, 205 nozzles, 206 acid mist recovery tanks, 207 diffusers, 208 vent pipes, 3 gas-water separation devices, 301 casings, 302 motors, 303 rotating shafts, 304 fan blades, 305 recycling pipes and 306 replenishing pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Referring to fig. 1-3, a nitric oxide gas recycling device in this embodiment includes a driving acid removal tank 1, a recycling device 2 is disposed at the top of the driving acid removal tank 1, a gas-water separation device 3 is disposed on the right side of the recycling device 2, the recycling device 2 includes a jet pump 201, water is pumped to a connecting pipe 203, the bottom of the jet pump 201 is fixedly connected to the inner bottom wall of the driving acid removal tank 1, an installation casing 202 is fixedly mounted at the top of the driving acid removal tank 1, a connecting pipe 203 having one end penetrating through and extending into the installation casing 202 is fixedly mounted at a water outlet of the jet pump 201, water is delivered to a nozzle 205, a movable hole is disposed at the top of the driving acid removal tank 1, the size of the movable hole is matched with the size of the connecting pipe 203, a suction chamber 204 is fixedly mounted at the top of the driving acid removal tank 1, so as to facilitate mixing of nitric oxide gas and water, a nozzle 205 having one end penetrating through and extending into the suction chamber 204 is fixedly mounted inside the installation casing 202, water is ejected to the suction chamber 204 at a high speed, a fixed hole is disposed at the right side of the installation casing 202, the fixed hole is matched with the size of the nozzle 205, a diffuser 208, the diffuser 206 is disposed inside of the recovery tank, the diffuser 206, and extends into the recovery chamber 204, and extends into the recovery chamber 206, and the recovery chamber 206.
Specifically, the jet pump 201 pumps the water in the acid tank 1 to the inside of the connecting pipe 203, the connecting pipe 203 conveys the water to the nozzle 205 through the mounting shell 202, the water is sprayed to the suction chamber 204 at a high speed through the nozzle 205 to form a high-speed jet flow, the nitrogen oxide gas is conveyed to the suction chamber 204 through the vent pipe 208, the nitrogen oxide gas in the suction chamber 204 is forcibly carried and mixed by the high-speed jet flow to form a gas-liquid mixed flow, and the gas-liquid mixed flow enters the diffuser 207, so that the pressure of the suction chamber 204 is reduced to form vacuum, the kinetic energy of the mixed jet flow is converted into pressure energy in the expansion section of the diffuser 207, the speed is reduced, the pressure is increased, the gas is further compressed and is discharged into the acid mist recovery tank 206 together with the water, the gas-water separation is realized in the acid mist recovery tank 206, the recovery process is simplified, and the recovery effect is improved.
In this embodiment, the gas-water separation device 3 includes a casing 301, a motor 302 inside the casing 301 is protected, the left side of the casing 301 is fixedly connected to the right side of the medium acid mist recovery tank 206, the motor 302 is fixedly installed on the inner bottom wall of the casing 301, the rotating shaft 303 is driven to rotate, an output shaft of the motor 302 is fixedly connected to the rotating shaft 303, one end of which penetrates through and extends into the medium acid mist recovery tank 206 through a coupling, the fan blade 304 is driven to rotate, a mounting hole is formed in the right side of the medium acid mist recovery tank 206, the size of the mounting hole is matched with the size of the rotating shaft 303, the fan blade 304 is fixedly installed on the outer surface of the rotating shaft 303, so as to prevent the dilute acid solution from escaping from the medium acid mist recovery tank 206, a recycling pipe 305, one end of which penetrates through and extends into the inside of the right side of the driving acid tank 1, water is discharged from the recycling pipe 305, a replenishing pipe 306, one end of which penetrates through and extends into the inside of the left side of the driving acid tank 1 is fixedly installed, the replenishing pipe 306 can input desalted water again, and valves are respectively installed inside the recycling pipe 305 and the replenishing pipe 306.
Specifically, the motor 302 drives the rotation shaft 303 and the fan blade 304 to rotate, the fan blade 304 drives water back to the intermediate acid mist recovery tank 206, the water finally flows into the interior of the acid tank 1 for driving, gas is released to enter the atmosphere, and when the concentration in the water reaches 20%, the water is discharged from the recycling pipe 305, the desalting water is input again by the replenishing pipe 306, so that the dilute acid liquid is prevented from running out of the intermediate acid mist recovery tank 206, and the practicability of the gas-water separation device 3 is improved.
The working principle of the above embodiment is as follows:
the jet pump 201 pumps the water in the acid tank 1 to the inside of the connecting pipe 203, the connecting pipe 203 conveys the water to the nozzle 205 through the mounting shell 202, the water is sprayed to the suction chamber 204 at high speed through the nozzle 205 to form high-speed jet flow, the nitrogen oxide gas is conveyed to the suction chamber 204 through the vent pipe 208, the nitrogen oxide gas in the suction chamber 204 is forcibly carried and mixed by the high-speed jet flow to form gas-liquid mixed flow, the gas-liquid mixed flow enters the diffuser 207, the pressure of the suction chamber 204 is reduced to form vacuum, the kinetic energy of the mixed jet flow is converted into pressure energy in the expansion section of the diffuser 207, the speed is reduced, the pressure is increased, the gas is further compressed and is discharged into the acid mist recovery tank 206 together with the water, gas-water separation is realized in the acid mist recovery tank 206, the motor 302 drives the rotating shaft 303 and the fan blades 304 to rotate, the fan blades 304 pump the water back to the acid mist recovery tank 206, finally the water flows into the acid tank 1, the gas is released to enter the atmosphere, and the process is repeated until the concentration in the water reaches 20%, and is discharged from the reuse pipe 305, and the salt removal water is input into the replenishment pipe 306 again.
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. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a nitrogen oxide gas recovery unit, is including going to drive acid tank (1), its characterized in that: a recovery device (2) is arranged at the top of the acid tank (1) for removing the vehicle, and a gas-water separation device (3) is arranged on the right side of the recovery device (2);
recovery unit (2) are including jet pump (201), the bottom of jet pump (201) and the interior diapire fixed connection who goes driving acid groove (1), the top fixed mounting who goes driving acid groove (1) has installation shell (202), the delivery port fixed mounting of jet pump (201) has one end to run through and extend to installation shell (202) inside connecting pipe (203), the top fixed mounting who goes driving acid groove (1) has suction chamber (204), the inside fixed mounting of installation shell (202) has one end to run through and extend to suction chamber (204) inside nozzle (205), the inside fixed mounting who goes driving acid groove (1) has one end to run through and extend to its outside well acid mist recovery groove (206), the inside fixed mounting of suction chamber (204) has one end to run through and extend to the inside diffuser (207) of well acid mist recovery groove (206), the inside fixed mounting of suction chamber (204) has one end to run through and extend to its outside breather pipe (208).
2. The nitric oxide gas recovery apparatus according to claim 1, wherein: gas-water separator (3) is including casing (301), the left side of casing (301) and the right side fixed connection of well acid mist accumulator (206), the interior diapire fixed mounting of casing (301) has motor (302), the output shaft of motor (302) runs through and extends to the inside axis of rotation (303) of well acid mist accumulator (206) through shaft coupling fixedly connected with one end, the outer fixed surface of axis of rotation (303) installs flabellum (304), the right side fixed mounting who removes driving acid tank (1) has one end to run through and extend to its inside retrieval and utilization pipe (305), the left side fixed mounting who removes driving acid tank (1) has one end to run through and extend to its inside supplementary pipe (306).
3. The nitrogen oxide gas recovery apparatus according to claim 1, characterized in that: the top of the acid tank (1) is provided with a movable hole, and the size of the movable hole is matched with that of the connecting pipe (203).
4. The nitric oxide gas recovery apparatus according to claim 1, wherein: the right side of the mounting shell (202) is provided with a fixing hole, and the size of the fixing hole is matched with that of the nozzle (205).
5. The nitrogen oxide gas recovery apparatus according to claim 1, characterized in that: the inside of breather pipe (208) is provided with the check valve.
6. The nitrogen oxide gas recovery apparatus according to claim 2, characterized in that: and a mounting hole is formed in the right side of the middle acid mist recovery tank (206), and the size of the mounting hole is matched with that of the rotating shaft (303).
7. The nitrogen oxide gas recovery apparatus according to claim 2, characterized in that: the inside of the recycling pipe (305) and the replenishing pipe (306) are provided with valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221323919.0U CN217795385U (en) | 2022-05-30 | 2022-05-30 | Nitric oxide gas recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221323919.0U CN217795385U (en) | 2022-05-30 | 2022-05-30 | Nitric oxide gas recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217795385U true CN217795385U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221323919.0U Active CN217795385U (en) | 2022-05-30 | 2022-05-30 | Nitric oxide gas recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217795385U (en) |
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2022
- 2022-05-30 CN CN202221323919.0U patent/CN217795385U/en active Active
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