CN113813730A - Tail gas treatment device for ultralow-nitrogen gas module evaporator - Google Patents
Tail gas treatment device for ultralow-nitrogen gas module evaporator Download PDFInfo
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- CN113813730A CN113813730A CN202111075117.2A CN202111075117A CN113813730A CN 113813730 A CN113813730 A CN 113813730A CN 202111075117 A CN202111075117 A CN 202111075117A CN 113813730 A CN113813730 A CN 113813730A
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- treatment box
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
- B01D47/08—Spray cleaning with rotary nozzles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
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- Treating Waste Gases (AREA)
Abstract
The invention discloses a tail gas treatment device for an ultra-low nitrogen gas module evaporator, which comprises a treatment box, wherein a filter screen is fixedly arranged on the inner wall of the treatment box, two groups of sliding grooves are formed in the upper surface of the filter screen, the interior of the treatment box is communicated with an air inlet pipe, the air inlet pipe is inserted into the treatment box, the bottom surface of the treatment box is communicated with a liquid discharge pipe, a valve is arranged in the liquid discharge pipe, a compressor is fixedly arranged on the upper surface of the treatment box, an air outlet of the compressor is communicated with a pneumatic motor, the pneumatic motor is fixedly arranged on the upper surface of the treatment box, and an output shaft of the pneumatic motor is coaxially connected with a stirring shaft. According to the invention, through the cooperative matching of the components, tail gas generated in the working process of the evaporator can be treated more cleanly, the environment cannot be polluted when the tail gas is discharged, the treated gas can be effectively utilized, and the resources can be saved to a certain extent.
Description
Technical Field
The invention relates to the technical field of evaporator tail gas treatment, in particular to a tail gas treatment device for an ultralow-nitrogen gas module evaporator.
Background
The evaporation is a physical process of converting liquid into gas, generally speaking, an evaporator, namely, an object of converting liquid substance into gas, and a large number of evaporators are industrially available, wherein the evaporator applied to a refrigeration system is one of the evaporators, the evaporator is an important part in four major components of refrigeration, low-temperature condensed liquid passes through the evaporator, exchanges heat with outside air, is gasified to absorb heat, and achieves the refrigeration effect, the evaporator mainly comprises a heating chamber and an evaporation chamber, and the heating chamber provides heat required by evaporation for the liquid to promote the boiling and vaporization of the liquid; the evaporation chamber makes the gas phase and the liquid phase completely separated.
The tail gas that the evaporimeter that has used produced in the course of the work is when handling, and the efficiency of not only handling is low excessively, mostly only once handles in addition, leads to the tail gas impurity content after handling still very high, causes the pollution of environment when discharging easily, and the tail gas that the evaporimeter work produced is handled the back and mostly directly discharges, can not effectually go to utilize, causes the waste of certain resource.
Disclosure of Invention
The invention aims to solve the problems that the tail gas treatment efficiency is low and the generated gas cannot be effectively utilized in the prior art, and provides a tail gas treatment device for an ultra-low nitrogen gas module evaporator.
In order to achieve the purpose, the invention adopts the following technical scheme:
a tail gas treatment device for an ultra-low nitrogen gas module evaporator comprises a treatment box, wherein a filter screen is fixedly arranged on the inner wall of the treatment box, two groups of sliding grooves are formed in the upper surface of the filter screen, the inside of the treatment box is communicated with an air inlet pipe, the air inlet pipe is inserted into the treatment box, the bottom surface of the treatment box is communicated with a liquid discharge pipe, a valve is arranged inside the liquid discharge pipe, a compressor is fixedly arranged on the upper surface of the treatment box, an air outlet of the compressor is communicated with a pneumatic motor, the pneumatic motor is fixedly arranged on the upper surface of the treatment box, an output shaft of the pneumatic motor is coaxially connected with a stirring shaft, the lower end of the stirring shaft penetrates through the upper surface of the treatment box and extends to the inside, three groups of stirring paddles are fixedly arranged on the outer surface of the stirring shaft, a cleaning assembly is arranged inside the treatment box, and a spraying assembly is arranged on the upper surface of the treatment box, a reciprocating assembly is arranged inside the treatment box;
the cleaning assembly comprises a movable support which is in sliding connection with a sliding groove, a limiting groove is formed in the upper surface of the movable support, a first cleaning brush is fixedly mounted on the lower surface of the limiting groove, a cylinder is arranged in the limiting groove, a connecting rod is fixedly mounted at the upper end of the cylinder, and the other end of the connecting rod is fixedly connected with the lower end of the stirring shaft;
the spraying assembly comprises a solution tank fixedly mounted on the upper surface of the treatment tank, a water pump is communicated with a liquid outlet of the solution tank and fixedly mounted on the upper surface of the treatment tank, the liquid outlet of the water pump is communicated with a three-way joint, the other two ends of the three-way joint are communicated with a water pipe and are two sets of bearings and two sets of bearings are sleeved on the outer surface of each water pipe, rotating shafts are sleeved on the outer surfaces of the bearings, the rotating shafts are two sets of the lower ends of the rotating shafts are fixedly penetrated through the upper surface of the treatment tank and extend to the inside, the outer surfaces of the rotating shafts are both sleeved with belt pulley sets, the other ends of the belt pulley sets are both sleeved on the outer surface of the stirring shaft, and the lower ends of the rotating shafts are both communicated with a spray head.
Preferably, reciprocal subassembly is established including the cover at the half-gear of (mixing) shaft surface, the surface meshing of half-gear is connected with the rack, the outer fixed surface of rack is connected with cleaning brush two, cleaning brush two's last fixed surface installs the connecting rod, and the upper end of connecting rod is connected with the inside top surface rotation of handling the case, the surface cover of connecting rod is equipped with the spring.
Preferably, the air inlet of the compressor is communicated with the treatment box through an air pipe, and an adsorption net is arranged at the communication port.
Preferably, the two groups of rotating shafts are hollow, and are rotatably connected with the treatment box.
Preferably, one end of the spring is fixedly connected with the upper surface of the second cleaning brush, and the other end of the spring is fixedly connected with the top surface of the interior of the treatment box.
Preferably, the second cleaning brush is in contact with an adsorption net arranged at the communication position of the compressor and the treatment box and swings along with the rotation of the half gear.
Preferably, the inner diameters of the two groups of rotating shafts are larger than the diameter of the water pipe, and the rotating shafts are sleeved outside the water pipe.
Preferably, the outer surface of the cylinder is in sliding fit with the inner wall of the limiting groove, and the cylinder drives the movable support to reciprocate along the sliding groove along with the rotation of the stirring shaft.
Compared with the prior art, the invention provides a tail gas treatment device for an ultralow-nitrogen gas module evaporator, which has the following beneficial effects:
1. by arranging the cleaning component, the filter screen can be cleaned when the tail gas generated by the evaporator is treated, so that the filter screen is kept from being blocked and can continuously play a role;
2. according to the invention, the spraying assembly is arranged, so that the tail gas after primary treatment is treated again, the secondary treatment effect is achieved, harmful substances in the tail gas can be treated more cleanly, and the environment is protected;
3. the reciprocating assembly is arranged, so that the adsorption net is arranged at the position where the air inlet of the compressor is communicated with the treatment box for reciprocating treatment, the adsorption net is not blocked, and the treated tail gas is conveniently sucked out and compressed;
4. according to the invention, through the cooperative matching of the components, tail gas generated in the working process of the evaporator can be treated more cleanly, the environment cannot be polluted when the tail gas is discharged, the treated gas can be effectively utilized, and the resources can be saved to a certain extent.
Drawings
FIG. 1 is a schematic front view of a tail gas treatment device for an ultra-low nitrogen gas module evaporator according to the present invention;
FIG. 2 is a schematic sectional side view of an apparatus for treating tail gas for an ultra-low nitrogen gas module evaporator according to the present invention;
FIG. 3 is an enlarged schematic view of the point A in FIG. 2 in the tail gas treatment device for the ultra-low nitrogen gas module evaporator according to the present invention;
FIG. 4 is a schematic view of a cleaning assembly of a tail gas treatment device for an ultra-low nitrogen gas module evaporator according to the present invention;
FIG. 5 is a schematic view of a spraying assembly of the tail gas treatment device for the ultra-low nitrogen gas module evaporator according to the present invention;
fig. 6 is a schematic diagram of a reciprocating assembly of the tail gas treatment device for the ultra-low nitrogen gas module evaporator provided by the invention.
In the figure: 1. a treatment tank; 11. a filter screen; 12. a chute; 2. an air inlet pipe; 3. a liquid discharge pipe; 31. a valve; 4. a compressor; 5. a pneumatic motor; 51. a stirring shaft; 52. a stirring paddle; 6. a cleaning assembly; 61. moving the support; 62. a limiting groove; 63. a first cleaning brush; 64. a cylinder; 65. a connecting rod; 7. a spray assembly; 71. a solution tank; 72. a water pump; 73. a three-way joint; 74. a water pipe; 75. a bearing; 76. a rotating shaft; 77. a pulley set; 78. a spray head; 8. a reciprocating assembly; 81. a half gear; 82. a rack; 83. a second cleaning brush; 84. a connecting rod; 85. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example one
Referring to fig. 1-6, a tail gas treatment device for an ultra-low nitrogen gas module evaporator comprises a treatment box 1, wherein a filter screen 11 is fixedly installed on the inner wall of the treatment box 1, precipitates generated by tail gas treatment are filtered, two groups of sliding grooves 12 are formed in the upper surface of the filter screen 11, the treatment box 1 is communicated with an air inlet pipe 2, the air inlet pipe 2 is inserted into the treatment box 1, so that the tail gas can conveniently enter the treatment box 1, a liquid discharge pipe 3 is communicated with the bottom surface of the treatment box 1 and discharges used liquid, a valve 31 is arranged in the liquid discharge pipe 3 and controls the opening and closing of the liquid discharge pipe 3, a compressor 4 is fixedly installed on the upper surface of the treatment box 1 and absorbs and compresses treated gas, a gas outlet of the compressor 4 is communicated with a pneumatic motor 5, and the pneumatic motor 5 is fixedly installed on the upper surface of the treatment box 1 to stir solution, the output shaft of the pneumatic motor 5 is coaxially connected with a stirring shaft 51, the lower end of the stirring shaft 51 penetrates through the upper surface of the treatment box 1 and extends to the inside, three groups of stirring paddles 52 are fixedly arranged on the outer surface of the stirring shaft 51, a cleaning assembly 6 is arranged inside the treatment box 1 to clean the filter screen 11, a spraying assembly 7 is arranged on the upper surface of the treatment box 1 to perform secondary treatment on tail gas, and a reciprocating assembly 8 is arranged inside the treatment box 1;
the cleaning assembly 6 comprises a movable support 61 connected with the sliding groove 12 in a sliding manner, in order to move and clean the filter screen 11, a limiting groove 62 is formed in the upper surface of the movable support 61, a first cleaning brush 63 is fixedly mounted on the lower surface of the limiting groove 62 and used for cleaning the filter screen 11, a cylinder 64 is arranged in the limiting groove 62 and used for driving the movable support 61 to move, a connecting rod 65 is fixedly mounted at the upper end of the cylinder 64, and the other end of the connecting rod 65 is fixedly connected with the lower end of the stirring shaft 51;
the spraying component 7 comprises a solution tank 71 fixedly arranged on the upper surface of the treatment tank 1, a solution for storing the treated tail gas, a liquid outlet of the solution tank 71 is communicated with a water pump 72, the water pump 72 is fixedly arranged on the upper surface of the treatment tank 1, the solution in the solution tank 71 is pumped out, a liquid outlet of the water pump 72 is communicated with a three-way joint 73 so as to be convenient for connecting a plurality of groups of pipelines, the other two ends of the three-way joint 73 are communicated with water pipes 74, the outer surfaces of the two groups of water pipes 74 are respectively sleeved with a bearing 75, the outer surfaces of the two groups of bearings 75 are respectively sleeved with a rotating shaft 76, the inside of the rotating shaft 76 is hollow, the rotating shaft 76 is rotatably connected with the treatment tank 1, the inner diameters of the two groups of rotating shafts 76 are respectively larger than the diameters of the water pipes 74, the rotating shafts 76 are respectively sleeved on the outsides of the water pipes 74, the lower ends of the two groups of rotating shafts 76 are respectively fixedly penetrated through the upper surface of the treatment tank 1 and extend to the inside, the outer surfaces of the two groups of rotating shafts 76 are respectively sleeved with a pulley group 77, the two sets of rotating shafts 76 are driven to synchronously rotate, the other ends of the two sets of belt pulley sets 77 are sleeved on the outer surface of the stirring shaft 51, and the lower ends of the two sets of rotating shafts 76 are communicated with the spray heads 78.
In this embodiment, when the tail gas generated by the evaporator is treated, the tail gas enters the liquid disposed inside the treatment tank 1 first, the first step treatment is performed, then the water pump 72 is started, so that the water pump 72 pumps out the treatment liquid stored in the solution tank 71 first and flows out through the three-way joint 73, since the other two ends of the three-way joint 73 are communicated with the water pipe 74 and the water pipe 74 is communicated with the spray head 78, the treatment liquid pumped by the water pump 72 is sprayed through the spray head 78, when the treatment liquid is sprayed, the compressor 4 is started to compress air, since the compressor 4 is communicated with the pneumatic motor 5, the pneumatic motor 5 drives the stirring shaft 51 fixedly connected with the pneumatic motor to start rotating, the solution inside the treatment tank 1 is stirred, so that the tail gas treatment efficiency is accelerated, and during the rotation of the stirring shaft 51, the two sets of belt pulley sets 77 sleeved on the outer surface of the pneumatic motor start to rotate synchronously, and the other end of two sets of pulley groups 77 cup joints the surface at pivot 76 again, so two sets of pivot 76 also can begin to rotate, and drive the shower nozzle 78 that is linked together rather than begin to rotate, make shower nozzle 78 spun treatment fluid can cover the tail gas after the first treatment, when (mixing) shaft 51 rotates, its bottom fixed connection's connecting rod 65 also can begin to rotate, and in connecting rod 65 rotation in-process, its lower fixed surface ann is long enough that cylinder 64 can drive movable support 61 and begin reciprocating motion along spout 12, make movable support 61 lower fixed surface's cleaning brush 63 clear up filter screen 11.
Example two
As shown in fig. 1 to 6, in the present embodiment, substantially the same as in embodiment 1, preferably, the reciprocating assembly 8 includes a half gear 81 sleeved on the outer surface of the stirring shaft 51, a rack 82 is engaged and connected to the outer surface of the half gear 81, a second cleaning brush 83 is fixedly connected to the outer surface of the rack 82, a connecting rod 84 is fixedly installed on the upper surface of the second cleaning brush 83, the upper end of the connecting rod 84 is rotatably connected to the inner top surface of the treatment tank 1, a spring 85 is sleeved on the outer surface of the connecting rod 84, one end of the spring 85 is fixedly connected to the upper surface of the second cleaning brush 83, and the other end of the spring 85 is fixedly connected to the inner top surface of the treatment tank 1.
In this embodiment, in the rotating process of the connecting rod 65, the half gear 81 sleeved on the outer surface of the stirring shaft 51 also starts to rotate, and when the half gear 81 rotates, the rack 82 and the second cleaning brush 83 fixedly connected with the rack 82 start to rotate, and when the second cleaning brush 83 rotates, the spring 85 fixedly connected with the surface of the second cleaning brush can deform, and when the meshing state of the half gear 81 and the rack 82 disappears, the second cleaning brush 83 can restore to the original position under the action of the deformed spring 85, clean the adsorption net, and facilitate the exhaust gas to be sucked out.
EXAMPLE III
As shown in fig. 1 to 6, this embodiment is substantially the same as embodiment 1, and preferably, the air inlet of the compressor 4 is communicated with the treatment tank 1 through an air pipe, and an adsorption net is arranged at the communication port.
In this embodiment, the compressor 4 is communicated with the treatment box 1 through an air pipe, so that the treated tail gas can be absorbed and utilized by the compressor 4, and certain resources are saved.
Example four
As shown in fig. 1 to 6, this embodiment is substantially the same as embodiment 1, and preferably, the second cleaning brush 83 is in contact with an adsorption net provided at the communication between the compressor 4 and the treatment tank 1, and oscillates in accordance with the rotation of the half gear 81.
In this embodiment, the second cleaning brush 83 is in contact with the adsorption net, so that the second cleaning brush 83 can clean the adsorption net when reciprocating.
EXAMPLE five
As shown in fig. 1 to 6, in this embodiment, basically the same as embodiment 1, preferably, the outer surface of the cylinder 64 is in sliding fit with the inner wall of the limiting groove 62, and the cylinder 64 drives the moving bracket 61 to reciprocate along the chute 12 along with the rotation of the stirring shaft 51.
In this embodiment, the connecting rod 65 can drive the cylinder 64 to rotate when rotating through the sliding fit between the cylinder 64 and the limiting groove 62, and cannot be separated from the limiting groove 62.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The tail gas treatment device for the ultra-low nitrogen gas module evaporator comprises a treatment box (1) and is characterized in that a filter screen (11) is fixedly mounted on the inner wall of the treatment box (1), two sets of sliding grooves (12) are formed in the upper surface of the filter screen (11), an air inlet pipe (2) is communicated with the interior of the treatment box (1), the air inlet pipe (2) is inserted into the interior of the treatment box (1), a liquid discharge pipe (3) is communicated with the bottom surface of the treatment box (1), a valve (31) is arranged in the liquid discharge pipe (3), a compressor (4) is fixedly mounted on the upper surface of the treatment box (1), an air outlet of the compressor (4) is communicated with a pneumatic motor (5), the pneumatic motor (5) is fixedly mounted on the upper surface of the treatment box (1), and an output shaft of the pneumatic motor (5) is coaxially connected with a stirring shaft (51), the lower end of the stirring shaft (51) penetrates through the upper surface of the treatment box (1) and extends to the inside, three groups of stirring paddles (52) are fixedly mounted on the outer surface of the stirring shaft (51), a cleaning assembly (6) is arranged inside the treatment box (1), a spraying assembly (7) is arranged on the upper surface of the treatment box (1), and a reciprocating assembly (8) is arranged inside the treatment box (1);
the cleaning assembly (6) comprises a movable support (61) which is in sliding connection with the sliding groove (12), a limiting groove (62) is formed in the upper surface of the movable support (61), a first cleaning brush (63) is fixedly mounted on the lower surface of the limiting groove (62), a cylinder (64) is arranged inside the limiting groove (62), a connecting rod (65) is fixedly mounted at the upper end of the cylinder (64), and the other end of the connecting rod (65) is fixedly connected with the lower end of the stirring shaft (51);
the spraying component (7) comprises a solution tank (71) fixedly arranged on the upper surface of the treatment tank (1), a liquid outlet of the solution tank (71) is communicated with a water pump (72), and the water pump (72) is fixedly arranged on the upper surface of the treatment box (1), a liquid outlet of the water pump (72) is communicated with a three-way joint (73), the both ends intercommunication of three way connection (73) has water pipe (74), and is two sets of bearing (75) have all been cup jointed to the surface of water pipe (74), and is two sets of pivot (76) have all been cup jointed to the surface of bearing (75), and are two sets of the upper surface of handling case (1) and extending to inside are all fixed to the lower extreme of pivot (76), and are two sets of pulley group (77) have all been cup jointed to the surface of pivot (76), and are two sets of the other end of pulley group (77) all cup joints the surface at (mixing) shaft (51), and is two sets of the lower extreme of pivot (76) all communicates shower nozzle (78).
2. The tail gas treatment device for the ultra-low nitrogen gas module evaporator is characterized in that the reciprocating assembly (8) comprises a half gear (81) sleeved on the outer surface of the stirring shaft (51), a rack (82) is meshed and connected with the outer surface of the half gear (81), a second cleaning brush (83) is fixedly connected with the outer surface of the rack (82), a connecting rod (84) is fixedly mounted on the upper surface of the second cleaning brush (83), the upper end of the connecting rod (84) is rotatably connected with the inner top surface of the treatment box (1), and a spring (85) is sleeved on the outer surface of the connecting rod (84).
3. The tail gas treatment device for the ultra-low nitrogen gas module evaporator as claimed in claim 1, wherein the gas inlet of the compressor (4) is communicated with the treatment box (1) through a gas pipe, and an adsorption net is arranged at the communication port.
4. The tail gas treatment device for the ultra-low nitrogen gas module evaporator as claimed in claim 1, wherein the insides of the two sets of rotating shafts (76) are hollow, and the rotating shafts (76) are rotatably connected with the treatment box (1).
5. The tail gas treatment device for the ultra-low nitrogen gas module evaporator as claimed in claim 2, wherein one end of the spring (85) is fixedly connected with the upper surface of the second cleaning brush (83), and the other end of the spring (85) is fixedly connected with the inner top surface of the treatment box (1).
6. The tail gas treatment device for the ultra-low nitrogen gas module evaporator as claimed in claim 2, wherein the second cleaning brush (83) is in contact with an adsorption net arranged at the communication part of the compressor (4) and the treatment box (1) and swings along with the rotation of the half gear (81).
7. The tail gas treatment device for the ultra-low nitrogen gas module evaporator as claimed in claim 1, wherein the inner diameters of the two sets of rotating shafts (76) are larger than the diameter of the water pipe (74), and the rotating shafts (76) are sleeved outside the water pipe (74).
8. The tail gas treatment device for the ultra-low nitrogen gas module evaporator as claimed in claim 1, wherein the outer surface of the cylinder (64) is in sliding fit with the inner wall of the limiting groove (62), and the cylinder (64) drives the moving support (61) to reciprocate along the sliding groove (12) along with the rotation of the stirring shaft (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111075117.2A CN113813730A (en) | 2021-11-18 | 2021-11-18 | Tail gas treatment device for ultralow-nitrogen gas module evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111075117.2A CN113813730A (en) | 2021-11-18 | 2021-11-18 | Tail gas treatment device for ultralow-nitrogen gas module evaporator |
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| Publication Number | Publication Date |
|---|---|
| CN113813730A true CN113813730A (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111075117.2A Withdrawn CN113813730A (en) | 2021-11-18 | 2021-11-18 | Tail gas treatment device for ultralow-nitrogen gas module evaporator |
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| CN (1) | CN113813730A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117209097A (en) * | 2023-10-17 | 2023-12-12 | 魏庆温 | Environment-friendly construction method for highway engineering |
-
2021
- 2021-11-18 CN CN202111075117.2A patent/CN113813730A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117209097A (en) * | 2023-10-17 | 2023-12-12 | 魏庆温 | Environment-friendly construction method for highway engineering |
| CN117209097B (en) * | 2023-10-17 | 2024-05-28 | 中国公路工程咨询集团有限公司 | Environment-friendly construction method for highway engineering |
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Application publication date: 20211221 |
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