CN216273162U - Large-diameter tubular air stripping device - Google Patents
Large-diameter tubular air stripping device Download PDFInfo
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- CN216273162U CN216273162U CN202122689779.0U CN202122689779U CN216273162U CN 216273162 U CN216273162 U CN 216273162U CN 202122689779 U CN202122689779 U CN 202122689779U CN 216273162 U CN216273162 U CN 216273162U
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Abstract
The application relates to a large-diameter tubular air lifting device, which comprises a flow rising pipe, wherein an air source pipe is arranged in the flow rising pipe, a plurality of guide plates are arranged between the air source pipe and the inner wall of the flow rising pipe, the guide plates are used for separating the space between the air source pipe and the flow rising pipe into a plurality of flow rising spaces, a plurality of jet flow pipes are arranged on the air source pipe, a plurality of air outlet holes are formed in each jet flow pipe, air conveyed in the air source pipe enters the flow rising spaces between the adjacent guide plates along the plurality of air outlet holes in the jet flow pipes, the tubular air lifting device further comprises a water outlet pipe communicated with the flow rising pipe, and the water outlet pipe is used for receiving sewage lifted in the flow rising pipe and conveying the sewage into another sewage pool; adopt this application to promote sewage, carry and can avoid the sewage pump to damage and can't carry out sewage transport to this application is applicable to in order to realize higher lifting efficiency, lower energy consumption in the sewage promotion operating mode of large-traffic, low lift.
Description
Technical Field
The application relates to the field of sewage treatment, in particular to a large-diameter tubular air stripping device.
Background
Domestic sewage treatment is further emphasized in urban construction and engineering construction, and sewage treatment plants and sewage transmission pipelines are set to provide more convenient conditions for sewage treatment. Current sewage treatment system includes a plurality of effluent water ponds usually, has flowing each other of sewage between a plurality of effluent water ponds, and current mode to sewage transport adopts the sewage pump to pressurize and carries usually, starts the sewage pump when sewage is located the effluent water sump and reaches after certain water yield and carry, but can have sediment deposit in the effluent water sump usually to lead to influencing the normal use of sewage pump.
SUMMERY OF THE UTILITY MODEL
In order to prevent silt from influencing the appearance that the sewage promoted the condition when the water pump normally operated in the effluent water sump can't be realized, this application provides a tubular air stripping device of major diameter.
The application provides a tubular air stripping device of major diameter adopts following technical scheme:
the utility model provides a large diameter's tubular air stripping device, includes the riser, be provided with the air supply pipe in the riser, be provided with a plurality of guide plates, it is a plurality of along the circumference position of air supply pipe between the inner wall of air supply pipe and riser, the guide plate is used for separating the space between air supply pipe and the riser for a plurality of upwelling spaces, be provided with a plurality of efflux pipes along the circumference position of air supply pipe on the air supply pipe, every a plurality of ventholes have all been seted up on the efflux pipe, the air of the intraductal transport of air supply enters into the upwelling space between the adjacent guide plate along a plurality of ventholes on the efflux pipe in, tubular air stripping device still includes the outlet pipe that sets up with the riser intercommunication, the outlet pipe is used for accepting the interior promotion sewage of riser and carries sewage to another sewage pond.
By adopting the technical scheme, air is conveyed into the plurality of jet flow pipes along the air source pipe, the air can be output along the plurality of air outlet holes, when bubbles generated by the output air rise in the rising flow pipe, the liquid level of liquid in the rising flow pipe can rise, so that the rising liquid flows into the water outlet pipe and is discharged into another sewage pool, the space between the rising flow pipe and the air source pipe can be divided into a plurality of rising flow spaces with smaller volumes by the arrangement of the plurality of guide plates, and when the bubbles rise in the plurality of spaces, the liquid level height of the liquid in each space is improved, so that the conveying efficiency of conveying sewage into another sewage pool along one sewage pool is further improved; especially, the high lifting efficiency and the low energy consumption are realized in the working condition of lifting sewage with high flow and low lift.
Optionally, a plurality of the jet pipes are arranged on the edges of the plurality of guide plates in a one-to-one correspondence manner along the length direction of the edge of the guide plate, the cross section of each jet pipe is in a diamond shape, and a plurality of the air outlets are formed in the upper parts and the bottom ends of the two sides of the diamond-shaped jet pipe.
By adopting the technical scheme, when air is conveyed into the rhombic jet pipe, the air can be output along the air outlet holes on the two sides of the rhombic jet pipe, so that the same jet pipe can convey the air into the two adjacent upflow spaces simultaneously, the liquid level height of liquid driven by bubbles in the upflow spaces is further improved, and the conveying effect and the conveying efficiency of conveying the sewage into the other sewage tank are further improved; the air outlet hole at the bottom end of the rhombic jet pipe can be guided into the upflow space along the rhombic jet pipe, so that the conveying effect and the conveying efficiency of sewage are further improved; and when the whole gas device is started in the initial stage, the gas outlet hole at the bottom end of the jet pipe is convenient for emptying the liquid in the jet pipe.
Optionally, the diameter of the air outlet is 2mm-10mm, and the hole center distance between adjacent air outlet holes is 10mm-100 mm.
Through adopting above-mentioned technical scheme, through the quantity that increases the venthole and the diameter that changes the venthole, the effect of the time production bubble of air feed to jet pipe has been improved, has indirectly improved the transport effect and the transport efficiency to sewage.
Optionally, one side of the guide plate is fixedly arranged on the air source pipe, and the other side of the guide plate is used for abutting against the inner wall of the riser pipe by virtue of friction force.
Through adopting above-mentioned technical scheme, through driving the air supply pipe and removing, make the air supply pipe can drive the guide plate and be located the upwelling intraductal taking out, the guide plate can drive the efflux pipe and be located the upwelling intraductal taking out to be convenient for clear up and change guide plate and efflux pipe.
Optionally, the deflector comprises a plurality of segmented plates, adjacent segmented plates being secured to each other.
Through adopting above-mentioned technical scheme, include a plurality of segmentation boards with the guide plate to be convenient for prefabricate the guide plate.
Optionally, a water collecting cover for collecting sewage into the riser pipe is arranged at the end part of the riser pipe, which is far away from the water outlet pipe.
Through adopting above-mentioned technical scheme, the cover that catchments can lead and assemble the sewage in the sewage pond to rise in the STREAMING pipe to make the bubble drive the water in the sewage pond along catchmenting the cover and entering into to rising in the STREAMING pipe when driving sewage rise, improved sewage and got into to the effect that rises in the STREAMING pipe.
Optionally, the cross-sectional area of the water-collecting cover gradually increases towards a direction away from the riser pipe, and an acute angle formed between the side wall of the water-collecting cover and the horizontal plane is 25-75 degrees.
Through adopting above-mentioned technical scheme, the lateral wall slope setting of the cover that catchments can prevent the intraductal air of carrying of air supply and move towards the rising flow outside of tubes to the cover that catchments of area increase can drive more sewage and get into to the rising flow intraductally, thereby further improved the transport effect to sewage.
Optionally, the outlet pipe includes inlet tube and the outlet pipe with the inlet tube intercommunication, the rising flow pipe is worn to establish and fixed connection on the inlet tube, the area of overflowing of inlet tube is greater than the twice of the area of overflowing of rising flow pipe.
Through adopting above-mentioned technical scheme, because of the setting in a plurality of upwelling spaces for carry more sewage in the downwelling simultaneously towards the inlet tube in the upwelling, be greater than the overflow area's of upwelling twice with the overflow area of inlet tube, thereby be convenient for drive the inlet tube and once only accept the more sewage of the interior transport of upwelling in order to prevent water from appearing, improved and carried the transport effect to another sewage pond with sewage through the outlet pipe.
Optionally, the cross section of the water inlet pipe is arranged in a circular shape, a connecting pipe for communicating the water outlet pipe with the water inlet pipe is arranged between the water outlet pipe and the water inlet pipe, two sides of the connecting pipe are arranged to be arc-shaped sections, and the arc radius of the arc-shaped sections at the two sides is larger than or equal to 200 mm.
Through adopting above-mentioned technical scheme, set up the inlet tube into circularly to adopt connecting pipe and segmental arc to communicate between inlet tube and the outlet pipe, improved and got into the effect that sewage in the inlet tube got into to the outlet pipe, effectively improved the mobility that sewage flowed to the outlet pipe in by the inlet tube, prevent that partial impurity stagnation can't remove in the inlet tube, thereby further improved and carried the transport effect in another sewage pond with sewage.
Optionally, a surface of the water inlet pipe, through which the riser pipe penetrates, is an inclined surface, the edge of the inclined surface, which is far away from the drain pipe, extends in an inclined manner toward a direction close to the top wall of the water inlet pipe, and an acute angle formed between the inclined surface and the horizontal plane is 5-20 °.
Through adopting above-mentioned technical scheme, the setting on inclined plane can make the sewage that enters into in the inlet pipe can enter into the discharge in the outlet pipe along the inclined plane because of gravity to further improved and carried the transport effect in another sewage pond with sewage.
In summary, the present application includes at least one of the following beneficial technical effects:
the air is conveyed into the plurality of jet flow pipes along the air source pipe, the air can be output along the plurality of air outlet holes, when bubbles generated by the output air rise in the rising flow pipe, the liquid level of the liquid in the rising flow pipe can rise, so that the rising liquid flows into the water outlet pipe and is discharged into another sewage tank, the plurality of guide plates can divide the space between the rising flow pipe and the air source pipe into a plurality of rising spaces with smaller volumes, and when the bubbles rise in the plurality of spaces, the rising height of the liquid in each space is improved, so that the conveying efficiency of conveying the sewage into another sewage tank along one sewage tank is further improved, and the phenomenon that the rising space is too large to cause the circulation of gas-liquid mixed liquid in the rising space to influence the lifting efficiency is avoided;
when air is conveyed in the jet pipe facing the diamond shape, the air can be output along the air outlet holes at two sides of the jet pipe facing the diamond shape, so that the same jet pipe can convey the air into two adjacent upflow spaces simultaneously, the lifting height of liquid driven by bubbles in the upflow spaces is further improved, and the conveying effect and the conveying efficiency of conveying sewage into another sewage tank are further improved; the air outlet hole at the bottom end of the rhombic jet pipe can be guided into the upflow space along the rhombic jet pipe, so that the conveying effect and the conveying efficiency of sewage are further improved; and when the whole gas device is started in the initial stage, the gas outlet hole at the bottom end of the jet pipe is convenient for emptying the liquid in the jet pipe.
Drawings
FIG. 1 is a schematic diagram of a half-section structure for showing a gas source pipe and a jet pipe according to an embodiment of the present application;
FIG. 2 is a schematic diagram of an embodiment of the present application showing the upflow space and the water inlet pipe;
FIG. 3 is an enlarged view of the portion A of FIG. 1;
fig. 4 is a partial structural schematic diagram for showing another shape of the water inlet pipe according to the embodiment of the application.
Description of reference numerals: 1. a riser pipe; 11. a gas source pipe; 111. a gas delivery pipe; 112. an air flow meter; 12. a baffle; 121. an upflow space; 13. a jet pipe; 131. an air outlet; 14. a water catchment cover; 15. a water outlet pipe; 151. a water inlet pipe; 152. a drain pipe; 153. a bevel; 154. a connecting pipe; 155. an arc-shaped section; 156. a channel flow meter; 157. a straight section.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses tubular air stripping device of major diameter. Referring to fig. 1, a large-diameter tubular gas stripping device comprises a riser tube 1, wherein the cross section of the riser tube 1 is arranged in a circular shape, the diameter of the riser tube 1 is larger than or equal to 300mm, a gas source tube 11 is arranged in the riser tube 1 along the length direction of the riser tube 1, the cross section of the gas source tube 11 is arranged in a circular shape, the axis of the circular gas source tube 11 is superposed with the axis of the circular riser tube 1, one end of the gas source tube 11 is communicated with the gas source tube 11 and is provided with a gas conveying tube 111, the other end of the gas source tube 11 is arranged in a closed manner, the length direction of the gas conveying tube 111 is arranged along the length direction vertical to the gas source tube 11, the gas conveying tube 111 is positioned outside the riser tube 1, and an operator can convey air into the gas source tube 11 through the gas conveying tube 111; in order to detect the gas delivery flow rate in the gas pipe 111, an air flow meter 112 is provided in the gas pipe 111.
With reference to fig. 1 and 2, a plurality of flow deflectors 12 are arranged between the gas source pipe 11 and the inner wall of the riser pipe 1 along the circumferential direction of the gas source pipe 11, the flow deflectors 12 are arranged along the length direction of the gas source pipe 11, the plane where the flow deflectors 12 are located is parallel to the axis of the gas source pipe 11, the flow deflectors 12 are used for dividing the space between the gas source pipe 11 and the riser pipe 1 into a plurality of riser spaces 121, in this embodiment, the number of flow deflectors 12 is six, and the six flow deflectors 12 divide the space between the gas source pipe 11 and the riser pipe 1 into six riser spaces 121; in the embodiment, one side of the guide plate 12 is fixedly arranged on the gas source pipe 11, and the other side of the guide plate 12 is used for abutting against the inner wall of the riser pipe 1 by virtue of friction force, so that the guide plate 12 can be conveniently installed and detached, and in other embodiments, the edge of the guide plate 12 far away from the gas source pipe 11 can be fixed on the inner wall of the riser pipe 1 by adopting a welding or bonding mode; the air deflector 12 comprises a plurality of segmented plates (not shown in the figures), the segmented plates of one air deflector 12 are located on the same plane, and the adjacent segmented plates are fixed together; in other embodiments, baffle 12 may be provided in a continuous arrangement throughout.
With reference to fig. 1 and 3, a plurality of jet pipes 13 are arranged on the gas source pipe 11 along the circumferential direction of the gas source pipe 11, the plurality of jet pipes 13 are arranged at positions close to the end of the riser pipe 1, and in this embodiment, six jet pipes 13 are arranged; each jet pipe 13 is provided with a plurality of air outlet holes 131, the six jet pipes 13 are correspondingly arranged on the lower edges of the six guide plates 12 one by one along the length direction of the edges of the guide plates 12, the end parts of the jet pipes 13 far away from the air source pipe 11 are arranged in a closed manner and are abutted against the inner wall of the flow rising pipe 1 by virtue of friction force, the cross sections of the jet pipes 13 are arranged in a diamond shape, the air outlet holes 131 are arranged at the upper parts and the bottom ends of the two sides of the diamond-shaped jet pipe 13, the diameter of each air outlet hole 131 is 2mm-10mm, the hole center distance of the adjacent air outlet holes 131 is 10mm-100mm, air conveyed in the air source pipe 11 enters the flow rising space 121 between the adjacent guide plates 12 along the air outlet holes 131 on the jet pipes 13, and bubbles are positioned in the flow rising space 121 to occupy partial space, so as to enable sewage in the flow rising space 121 to rise; in other embodiments, the cross section of the jet pipe 13 may be circular or square, and the air outlets 131 are distributed on the circular or square jet pipe 13, and the air bubble delivery may also be achieved by using the circular or square jet pipe 13.
With reference to fig. 1 and 2, in order to make the sewage in the upflow space 121 rise and simultaneously drive the sewage to better enter the upflow pipe 1, a water collecting cover 14 for collecting the sewage into the upflow pipe 1 is arranged at the end of the upflow pipe 1 far away from the water outlet pipe 15; in the embodiment, the cross section of the water-converging cover 14 is arranged in a circular shape, and the axis of the circular water-converging cover 14 is coincident with the axis of the air source pipe 11; the cross-sectional area of the catchment cover 14 gradually increases towards the direction away from the riser pipe 1, and the acute angle formed between the side wall of the catchment cover 14 and the horizontal plane is 25-75 degrees; when the sewage in the rising space 121 rises, the water near the water catchment cover 14 can enter the rising flow pipe 1 through the water catchment cover 14, and the effect of the sewage entering the rising flow pipe 1 is improved.
With reference to fig. 1 and 2, in order to transport the sewage in the upflow space 121 to another sewage tank, the tubular gas stripping apparatus further includes a water outlet pipe 15 communicated with the upflow pipe 1, the length direction of the water outlet pipe 15 is perpendicular to the length direction of the upflow pipe 1, and the water outlet pipe 15 is used for receiving the sewage lifted in the upflow pipe 1 and transporting the sewage to another sewage tank; the water outlet pipe 15 comprises a water inlet pipe 151 and a water drain pipe 152 communicated with the water inlet pipe 151, in the embodiment, the top walls of the water inlet pipe 151 and the water drain pipe 152 are arranged in an open manner, and in other embodiments, the top walls of the water inlet pipe 151 and the water drain pipe 152 can be arranged in a closed manner; the end part of the riser pipe 1 far away from the water collecting cover 14 is arranged in a penetrating way and extends into the water inlet pipe 151, the air source pipe 11 is arranged on the bottom wall of the water inlet pipe 151 in a penetrating way, and the air conveying pipe 111 is positioned outside the water inlet pipe 151.
With reference to fig. 1 and 2, the cross section of the water inlet pipe 151 is circular, and in order to further improve the effect of sewage entering the water inlet pipe 151 through the riser pipe 1, the flow area of the water inlet pipe 151 is more than twice of the flow area of the riser pipe 1; in the present embodiment, the flow area is the cross-sectional area of the inner walls of the inlet pipe 151 and the riser pipe 1 in the direction perpendicular to the axis; in order to enable sewage entering the water inlet pipe 151 to automatically flow into the water outlet pipe 152, the surface of the water inlet pipe 151, through which the riser pipe 1 penetrates, is provided with an inclined surface 153, the edge of the inclined surface 153, which is far away from the water outlet pipe 152, extends in an inclined manner towards the direction close to the top wall of the water inlet pipe 151, and an acute angle formed between the inclined surface 153 and the horizontal plane is 5-20 degrees; in order to improve the effect that sewage in the water inlet pipe 151 enters the water drain pipe 152, a connecting pipe 154 for communicating the water drain pipe 152 with the water inlet pipe 151 is arranged between the water drain pipe 152 and the water inlet pipe 151, two sides of the connecting pipe 154 are provided with arc sections 155, and the arc radius of the arc sections 155 at the two sides is more than or equal to 200 mm.
With reference to fig. 1 and 2, in the present embodiment, in order to detect the flow rate of the sewage in the drain pipe 152, a channel flowmeter 156 is provided in the drain pipe 152, and the channel flowmeter 156 and the air flowmeter 112 are linked, so that when the flow rate detected by the channel flowmeter 156 is too high, the air transportation amount is reduced, and when the flow rate detected by the channel flowmeter 156 is too low, the air transportation amount is increased, so as to control the flow rate of the sewage in the drain pipe 152 to 0.3m/s to 0.5 m/s; referring to fig. 4, in other embodiments, the cross section of the inlet pipe 151 may be configured to be rectangular, and when the cross section of the inlet pipe 151 is configured to be rectangular, in order to improve the communication effect between the inlet pipe 151 and the drain pipe 152, both sides of the connection pipe 154 are configured to be straight sections 157, and an acute angle formed between the straight sections 157 and the horizontal direction is 0 ° to 45 °.
In this embodiment, when the entire tubular gas stripping device is suitable for non-corrosive sewage treatment, the entire tubular gas stripping device is made of stainless steel or carbon steel, and when the entire tubular gas stripping device is suitable for corrosive sewage treatment, the entire tubular gas stripping device is made of non-metallic materials such as glass fiber reinforced plastics and plastics, or made of steel-plastic composite materials or stainless steel materials.
With reference to fig. 1 and 2, when the tubular gas stripping device needs to be installed on two adjacent sewage ponds, the water drain pipe 152 is inserted and fixedly connected to the adjacent side walls of the two sewage ponds, so that the water drain pipe 152 drives the riser pipe 1 to be fixed in one of the sewage ponds, the distance between the edge of the water collection cover 14 away from the riser pipe 1 and the bottom of the pond is controlled to be 200mm-700mm, and when sewage is continuously discharged from the water drain pipe 152, the height of the end part of the riser pipe 1 in the water inlet pipe 151 is controlled to be higher than 50mm-200mm of the sewage level in the water drain pipe 152, so that the sewage is prevented from flowing back through the riser pipe 1; when sewage is conveyed to the two sewage pools, the liquid level height in the sewage pool provided with the riser pipe 1 is controlled to be more than or equal to 1.0m, and the liquid level height in the sewage pool at the water outlet end of the water drain pipe 152 is controlled to be not more than 2 times of the liquid level height in the other sewage pool, so that the sewage can be conveyed continuously.
The implementation principle of the tubular gas stripping device with the large diameter in the embodiment of the application is as follows: through carrying air in the air pipe 111, the air can be carried to in each efflux pipe 13 along the air supply pipe 11, the air forms the bubble along venthole 131 on the efflux pipe 13 to make the innumerable bubble that is located in upwelling space 121 can drive the liquid level in the upwelling space 121 to rise, sewage after rising can flow to the inlet tube 151 along the tip of upwelling 1 in, sewage can be because of gravity is located the inclined plane 153 and flows, make the sewage pipe can flow to the outlet pipe 152 along the inlet tube 151, the transfer that sewage is located between two adjacent sewage ponds has been realized.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. A major diameter's tubular air stripping device which characterized in that: including riser (1), be provided with air supply pipe (11) in riser (1), be provided with a plurality of guide plates (12) along the circumference position of air supply pipe (11) between the inner wall of air supply pipe (11) and riser (1), it is a plurality of guide plate (12) are used for separating the space between air supply pipe (11) and riser (1) for a plurality of upwelling spaces (121), be provided with a plurality of efflux pipe (13) along the circumference position of air supply pipe (11) on air supply pipe (11), every a plurality of ventholes (131) have all been seted up on efflux pipe (13), the air of carrying in air supply pipe (11) gets into upwelling space (121) between adjacent guide plate (12) along a plurality of ventholes (131) on efflux pipe (13) in air supply pipe (11), and air stripping device still includes outlet pipe (15) that set up with riser (1) intercommunication, outlet pipe (15) are used for accepting the sewage that promotes in riser (1) and carry sewage to other A sewage tank.
2. The large diameter tube stripper of claim 1, wherein: a plurality of jet pipe (13) are along the length direction one-to-one setting at guide plate (12) edge on the edge of a plurality of guide plate (12), the transversal rhombus setting of personally submitting of jet pipe (13) is a plurality of venthole (131) are seted up on the both sides upper portion and the bottom of rhombus jet pipe (13).
3. The large diameter tube stripper of claim 1, wherein: the diameter of the air outlet holes (131) is 2mm-10mm, and the hole center distance between every two adjacent air outlet holes (131) is 10mm-100 mm.
4. The large diameter tube stripper of claim 1, wherein: one side of the guide plate (12) is fixedly arranged on the air source pipe (11), and the other side of the guide plate is used for abutting against the inner wall of the riser pipe (1) by means of friction force.
5. The large diameter tube stripper of claim 1, wherein: the deflector (12) comprises a plurality of segmented plates, adjacent segmented plates being mutually fixed together.
6. The large diameter tube stripper of claim 1, wherein: and a water collecting cover (14) used for collecting sewage into the riser pipe (1) is arranged at the end part of the riser pipe (1) far away from the water outlet pipe (15).
7. The large diameter tube stripper as set forth in claim 6 wherein: the cross-sectional area of the water collection cover (14) is gradually increased towards the direction far away from the riser pipe (1), and an acute angle formed between the side wall of the water collection cover (14) and the horizontal plane is 25-75 degrees.
8. A large diameter tube stripper as set forth in any of claims 1-7 wherein: the outlet pipe (15) include inlet tube (151) and with wash-out pipe (152) of inlet tube (151) intercommunication, riser pipe (1) are worn to establish and fixed connection on inlet tube (151), the area of overflowing of inlet tube (151) is greater than the twice of the area of overflowing of riser pipe (1).
9. The large diameter tube stripper as set forth in claim 8 wherein: the cross section of the water inlet pipe (151) is circular, a connecting pipe (154) used for communicating the water outlet pipe (152) with the water inlet pipe (151) is arranged between the water outlet pipe (152) and the water inlet pipe (151), arc sections (155) are arranged on two sides of the connecting pipe (154), and the arc radius of the arc sections (155) on the two sides is larger than or equal to 200 mm.
10. The large diameter tube stripper as set forth in claim 9 wherein: the surface of the water inlet pipe (151) which is arranged on the riser pipe (1) in a penetrating mode is set to be an inclined surface (153), the edge, far away from the drain pipe (152), of the inclined surface (153) extends towards the direction close to the top wall of the water inlet pipe (151) in an inclined mode, and an acute angle formed between the inclined surface (153) and the horizontal plane is 5-20 degrees.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122689779.0U CN216273162U (en) | 2021-11-04 | 2021-11-04 | Large-diameter tubular air stripping device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122689779.0U CN216273162U (en) | 2021-11-04 | 2021-11-04 | Large-diameter tubular air stripping device |
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| CN216273162U true CN216273162U (en) | 2022-04-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014390A (en) * | 2021-11-04 | 2022-02-08 | 北京博汇特环保科技股份有限公司 | Large-diameter tubular air stripping device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014390A (en) * | 2021-11-04 | 2022-02-08 | 北京博汇特环保科技股份有限公司 | Large-diameter tubular air stripping device |
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