CN112957905A - Energy-saving biological environment-friendly deodorization device - Google Patents
Energy-saving biological environment-friendly deodorization device Download PDFInfo
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- CN112957905A CN112957905A CN202110155499.3A CN202110155499A CN112957905A CN 112957905 A CN112957905 A CN 112957905A CN 202110155499 A CN202110155499 A CN 202110155499A CN 112957905 A CN112957905 A CN 112957905A
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- box body
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
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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
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/85—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/95—Specific microorganisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention discloses an energy-saving biological environment-friendly deodorizing device, which comprises a bottom plate and a box body, wherein the bottom plate is fixedly connected with an upright post; a filtering component is arranged in the box body; the filter assembly comprises a filter cavity and an adsorption cavity, a support plate is fixedly connected to the box body, the filter cavity is arranged below the support plate, the adsorption cavity is arranged above the support plate, and filter liquid is arranged on the box body below the support plate. The device is provided; meanwhile, the mixing fan blades are arranged in a hollow mode, air holes are formed in the surfaces of the mixing fan blades, the air inlet pipe and the mixing fan blades are communicated with each other, air in the air inlet pipe enters the box body through the air holes while the mixing fan blades rotate, the air is fully mixed with filtering liquid in the box body, and the air treated in the filtering cavity sequentially passes through the activated carbon filter element, the ceramic filter element and the expanded perlite powder, so that the adsorption and filtering treatment of the air is realized, and the actual deodorization effect is improved; has good application prospect.
Description
Technical Field
The invention relates to the field of environmental protection, in particular to an energy-saving biological environment-friendly deodorization device.
Background
Biological deodorization is mainly to transform substances with odor through the physiological metabolism of microorganisms, so that target pollutants are effectively decomposed and removed, and the purpose of treating the odor is achieved. The method for treating various foul waste gases aims to change the material structure of the foul gases through physical, chemical and biological actions so as to eliminate the foul gases.
The existing deodorizing device for environmental protection is difficult to fully mix gas and deodorizing liquid in the using process, so that the deodorizing effect is poor, and the energy-saving biological deodorizing device for environmental protection is further provided.
Disclosure of Invention
The invention aims to provide an energy-saving biological environment-friendly deodorizing device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an energy-saving biological environment-friendly deodorization device comprises a bottom plate and a box body, wherein the bottom plate is fixedly connected with an upright post, and the box body is fixedly connected with the upright post; a filtering component is arranged in the box body;
the filter assembly comprises a filter cavity and an adsorption cavity, a support plate is fixedly connected to the box body, the filter cavity is arranged below the support plate, the adsorption cavity is arranged above the support plate, and filter liquor is arranged on the box body below the support plate;
a mixing component is arranged in the box body and comprises a rotating shaft, mixing blades, a motor, a main shaft and an air inlet pipe; the pivot is rotated and is installed in the bottom of box, sets up in the pivot and installs mixed flabellum, and mixed flabellum is the heliciform setting and installs in the pivot, and the main shaft rotates and installs on the box, and fixed connection between the axis of rotation of main shaft and motor, sets up between main shaft and the pivot and installs the driving medium, sets up in the bottom of box and installs into the trachea, goes into the trachea and lets in gas in the box.
As a further scheme of the invention: two groups of rotating shafts are arranged in the box body, the transmission parts comprise gears and belts, the box body is rotatably provided with auxiliary shafts, the gears are fixedly connected to the auxiliary shafts, and the gears and the main shaft are meshed; the rotating shaft of the gear is connected with the rotating shaft in a penetrating way through a belt.
As a still further scheme of the invention: a sealing bush is arranged between the rotating shaft and the box body.
As a still further scheme of the invention: the mixing fan blades are arranged in a hollow mode, air holes are formed in the surfaces of the mixing fan blades, and the air inlet pipe is communicated with the mixing fan blades.
As a still further scheme of the invention: the bottom plate is provided with a foot support, and the bottom of the foot support is provided with an anti-slip pad.
As a still further scheme of the invention: the adsorption cavity is internally provided with an adsorption material, the support plate is fixedly connected with a breathable screen plate, and the adsorption material is arranged above the support plate;
the adsorption material comprises an activated carbon filter element, a ceramic filter element and expanded perlite powder, and the activated carbon filter element, the ceramic filter element and the expanded perlite powder are sequentially arranged on the support plate.
As a still further scheme of the invention: an air outlet is formed in the top of the box body, a rotating fan is rotatably mounted in the air outlet, and a rotating shaft of the rotating fan is in transmission connection with the main shaft through a belt.
As a still further scheme of the invention: a piston is rotatably arranged in the rotating shaft, the piston is fixedly connected with the air inlet pipe, and a sealing ring is sleeved on the periphery of the piston.
As a still further scheme of the invention: the main shaft is rotatably provided with stirring blades.
Compared with the prior art, the invention has the beneficial effects that: the device drives the rotating shaft to rotate through the rotation of the main shaft, and the gas is introduced into the box body through the gas inlet pipe, so that the gas and the filtrate in the box body have a mixing effect, and the gas is filtered and deodorized; meanwhile, the mixing fan blades are arranged in a hollow mode, air holes are formed in the surfaces of the mixing fan blades, the air inlet pipe and the mixing fan blades are communicated with each other, so that gas in the air inlet pipe enters the box body through the air holes while the mixing fan blades rotate, the gas is fully mixed with filtering liquid in the box body, and the gas treated in the filtering cavity sequentially passes through the activated carbon filter element, the ceramic filter element and the expanded perlite powder, so that the adsorption and filtration treatment of the gas is further realized, and the actual deodorization effect is improved; has good application prospect.
Drawings
FIG. 1 is a schematic structural diagram of an energy-saving biological environment-friendly deodorizing device.
Fig. 2 is a schematic structural view of a joint of air inlet pipes in the energy-saving biological environment-friendly deodorizing device.
FIG. 3 is a schematic view of the structure of the mixing fan blade in the energy-saving biological environment-friendly deodorizing device.
In the figure: 1-bottom plate, 2-foot support, 3-upright post, 4-box, 5-mixed fan blade, 6-air vent, 7-filter cavity, 8-main shaft, 9-stirring fan blade, 10-auxiliary shaft, 11-gear, 12-rotating shaft, 13-air inlet pipe, 14-sealing bush, 15-carrier plate, 16-adsorption cavity, 17-active carbon filter element, 18-ceramic filter element, 19-expanded perlite powder, 20-air vent screen plate, 21-rotating fan, 22-air outlet, 23-motor, 24-piston and 25-sealing ring.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Example one
Referring to fig. 1-3, an energy-saving, biological, environment-friendly and deodorizing device comprises a bottom plate 1 and a box body 4, wherein the bottom plate 1 is fixedly connected with a vertical column 3, and the box body 4 is fixedly connected with the vertical column 3; a filtering component is arranged in the box body 4, and the waste gas is deodorized by the filtering component; specifically, the filtering assembly comprises a filtering cavity 7 and an adsorption cavity 16, a support plate 15 is fixedly connected to the box body 4, the filtering cavity 7 is arranged below the support plate 15, the adsorption cavity 16 is arranged above the support plate 15, a filtering liquid is arranged on the box body 4 below the support plate 15, filtering treatment of waste gas is realized through the filtering liquid, in order to improve the mixing effect of the waste gas and the filtering liquid in the actual use process of the device, a mixing assembly is arranged in the box body 4 and comprises a rotating shaft 12, mixing fan blades 5, a motor 23, a main shaft 8 and an air inlet pipe 13; specifically, the rotating shaft 12 is rotatably installed at the bottom of the box body 4, the rotating shaft 12 is provided with the mixing fan blades 5, the specific structural form of the mixing fan blades 5 is not limited, in the embodiment, the mixing fan blades 5 are spirally installed on the rotating shaft 12, the main shaft 8 is rotatably installed on the box body 4, the main shaft 8 is fixedly connected with the rotating shaft of the motor 23, the main shaft 8 is driven to rotate by the rotation of the motor 23, a transmission part is installed between the main shaft 8 and the rotating shaft 12, the rotating shaft 12 is driven to rotate by the rotation of the main shaft 8, and the mixing fan blades 5 are driven to rotate in the box body 4 under the rotating action of the rotating shaft 12; specifically, set up in the bottom of box 4 and install into trachea 13, let in box 4 with gas through going into trachea 13 in, further make the mixed effect between the filtrate in gaseous and the box 4, further realize gaseous filtration deodorization.
In the embodiment, the rotating shafts 12 are provided with two groups in the box body 4, and the specific form of the transmission member is not limited, in the embodiment, the transmission member includes a gear 11 and a belt, the box body 4 is rotatably provided with an auxiliary shaft 10, the gear 11 is fixedly connected to the auxiliary shaft 10, and the gear 11 and the main shaft 8 are engaged; the rotating shaft of the gear 11 is connected with the rotating shaft 12 through a belt in a penetrating manner, and further, the rotating shaft 12 in the box body 4 is driven to rotate through the rotation of the main shaft 8.
Specifically, in order to improve the rotating effect between the rotating shaft 12 and the box body 4, a sealing bush 14 is arranged between the rotating shaft 12 and the box body 4, and the sealing effect at the joint of the box body 4 and the rotating shaft 12 is further improved while the rotating effect is ensured through the sealing bush 14.
Further, the concrete structure form of hybrid fan blade 5 do not add the restriction, in this embodiment, hybrid fan blade 5 cavity lay, and seted up bleeder vent 6 on hybrid fan blade 5 surface, go into each other intercommunication between trachea 13 and the hybrid fan blade 5, and then the gas in the trachea 13 is in hybrid fan blade 5 pivoted, inside the box 4 is got into through bleeder vent 6, with the filter liquid intensive mixing in the box 4, further, improves the actual use effect of this device.
Specifically, in order to improve the stability of this device in the use, set up on bottom plate 1 and install heel brace 2, through the stability of this device in the use of further improvement of heel brace 2, and be provided with the slipmat in heel brace 2 bottom.
Specifically, the adsorbing material is arranged in the adsorbing cavity 16, so that the deodorizing effect is further improved by the adsorbing material; in the embodiment, a breathable screen plate 20 is fixedly connected to a support plate 15, and an adsorbing material is arranged above the support plate 15, wherein the adsorbing material comprises an activated carbon filter element 17, a ceramic filter element 18 and expanded perlite powder 19, and the activated carbon filter element 17, the ceramic filter element 18 and the expanded perlite powder 19 are sequentially arranged on the support plate; the gas treated in the filter chamber 7 sequentially passes through the activated carbon filter element 17, the ceramic filter element 18 and the expanded perlite powder 19, so that the adsorption and filtration treatment of the gas is further realized, and the actual deodorization effect is improved.
Specifically, gas outlet 22 has been seted up at the top of box 4, has installed rotation fan 21 in the rotation of gas outlet 22, rotates and connects through belt transmission between rotation axis of fan 21 and the main shaft 8, and further, main shaft 8 rotates in drive pivot 12 and drives the rotation of rotation fan 21 simultaneously, accelerates the discharge of the gaseous of processing back in the box 4, improves actual result of use.
Wherein, a piston 24 is rotatably mounted in the rotating shaft 12, and the piston 24 is fixedly connected with the air inlet pipe 13, thereby facilitating the rotating effect of the rotating shaft 12 in the using process; and a seal ring 25 is fitted around the piston 24, and the practical use effect of the device is further improved by the seal ring 25.
Example two
The present embodiment is improved based on the above embodiment, wherein the stirring fan blades 9 are rotatably mounted on the main shaft 8, and the stirring fan blades 9 rotate in the box body 4 along with the rotation of the main shaft 8, so as to accelerate the mixing effect between the gas and the liquid in the box body 4; further accelerating the actual deodorizing effect of the device.
The working principle of the invention is as follows: when the device is used, the rotation of the main shaft 8 drives the rotation of the rotating shaft 12, and the mixed fan blades 5 are driven to rotate in the box body 4 under the rotation action of the rotating shaft 12; gas is introduced into the box body 4 through the gas inlet pipe 13, so that the gas and the filtrate in the box body 4 have a mixing effect, and the gas is filtered and deodorized; meanwhile, as the mixing fan blades 5 are arranged in a hollow manner, and the air holes 6 are formed in the surfaces of the mixing fan blades 5, the air inlet pipe 13 is communicated with the mixing fan blades 5, so that the air in the air inlet pipe 13 enters the box body 4 through the air holes 6 while the mixing fan blades 5 rotate, and is fully mixed with the filtering liquid in the box body 4, and further, the actual using effect of the device is improved; and the gas treated in the filter chamber 7 sequentially passes through the activated carbon filter element 17, the ceramic filter element 18 and the expanded perlite powder 19, so that the adsorption and filtration treatment of the gas is further realized, and the actual deodorization effect is improved.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. But all changes which come within the scope of the invention are intended to be embraced therein.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Claims (9)
1. An energy-saving biological environment-friendly deodorizing device comprises a bottom plate (1) and a box body (4), and is characterized in that the bottom plate (1) is fixedly connected with an upright post (3), and the box body (4) is fixedly connected to the upright post (3); a filtering component is arranged in the box body (4);
the filter assembly comprises a filter chamber (7) and an adsorption chamber (16), a support plate (15) is fixedly connected to the box body (4), the filter chamber (7) is arranged below the support plate (15), the adsorption chamber (16) is arranged above the support plate (15), and filter liquor is arranged on the box body (4) below the support plate (15);
a mixing component is arranged in the box body (4), and comprises a rotating shaft (12), mixing fan blades (5), a motor (23), a main shaft (8) and an air inlet pipe (13); pivot (12) rotate and install the bottom at box (4), set up in pivot (12) and install hybrid fan blade (5), hybrid fan blade (5) are the heliciform setting and install on pivot (12), main shaft (8) rotate and install on box (4), and fixed connection between the axis of rotation of main shaft (8) and motor (23), set up between main shaft (8) and pivot (12) and install the driving medium, bottom setting at box (4) is installed and is gone into trachea (13), it lets in box (4) with gas to go into trachea (13).
2. The energy-saving, biological, environment-friendly and deodorizing device according to claim 1, wherein the rotating shaft (12) is provided with two sets in the box body (4), the transmission members comprise a gear (11) and a belt, the box body (4) is rotatably provided with an auxiliary shaft (10), the gear (11) is fixedly connected to the auxiliary shaft (10), and the gear (11) and the main shaft (8) are engaged and installed; the rotating shaft of the gear (11) is connected with the rotating shaft (12) through a belt in a penetrating manner.
3. The energy-saving, bio-environmental friendly deodorizing device according to claim 1, wherein a sealing bush (14) is installed between the rotary shaft (12) and the casing (4).
4. The energy-saving, biological, environment-friendly and deodorizing device as claimed in claim 1, wherein the mixing fan blades (5) are arranged in a hollow manner, air holes (6) are formed on the surfaces of the mixing fan blades (5), and the air inlet pipe (13) and the mixing fan blades (5) are communicated with each other.
5. The energy-saving, biological, environment-friendly and deodorizing device according to claim 1, wherein the bottom plate (1) is provided with the foot supports (2), and the bottoms of the foot supports (2) are provided with the non-slip mats.
6. The energy-saving biological environment-friendly deodorizing device according to claim 1, characterized in that an adsorbing material is arranged in the adsorbing cavity (16), a ventilating mesh plate (20) is fixedly connected to the support plate (15), and the adsorbing material is arranged above the support plate (15);
the adsorption material comprises an activated carbon filter element (17), a ceramic filter element (18) and expanded perlite powder (19), and the activated carbon filter element (17), the ceramic filter element (18) and the expanded perlite powder (19) are sequentially arranged on the support plate.
7. The energy-saving, biological, environment-friendly and deodorizing device as claimed in claim 1, wherein a piston (24) is rotatably installed in the rotating shaft (12), the piston (24) is fixedly connected with the air inlet pipe (13), and a sealing ring (25) is sleeved around the piston (24).
8. The energy-saving, biological and environment-friendly deodorizing device as claimed in claim 1, wherein an air outlet (22) is opened at the top of the box body (4), a rotating fan (21) is rotatably installed in the air outlet (22), and a rotating shaft of the rotating fan (21) is in transmission connection with the main shaft (8) through a belt.
9. The energy-saving biological environment-friendly deodorizing device according to any one of claims 1 to 8, wherein the stirring fan (9) is rotatably mounted on the main shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110155499.3A CN112957905A (en) | 2021-02-04 | 2021-02-04 | Energy-saving biological environment-friendly deodorization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110155499.3A CN112957905A (en) | 2021-02-04 | 2021-02-04 | Energy-saving biological environment-friendly deodorization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112957905A true CN112957905A (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110155499.3A Pending CN112957905A (en) | 2021-02-04 | 2021-02-04 | Energy-saving biological environment-friendly deodorization device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2200174A1 (en) * | 1971-01-26 | 1972-08-10 | Apaw Sa | Ice cream machine with circulating freezer |
| CN208356460U (en) * | 2018-06-04 | 2019-01-11 | 合肥清立方环保科技有限公司 | A kind of Portable exhaust leak absorption plant |
| CN210278878U (en) * | 2019-04-19 | 2020-04-10 | 广西交建工程检测咨询有限公司 | Blade mixing device for rubber composite modified asphalt mixture |
| CN211885956U (en) * | 2019-11-25 | 2020-11-10 | 韶关市坪石发电厂有限公司（B厂） | Exhaust gas purification device of thermal power factory |
| CN211963725U (en) * | 2020-02-28 | 2020-11-20 | 南京清元景和环境科技有限公司 | Multistage exhaust-gas treatment biological deodorization filtering pond |
-
2021
- 2021-02-04 CN CN202110155499.3A patent/CN112957905A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2200174A1 (en) * | 1971-01-26 | 1972-08-10 | Apaw Sa | Ice cream machine with circulating freezer |
| CN208356460U (en) * | 2018-06-04 | 2019-01-11 | 合肥清立方环保科技有限公司 | A kind of Portable exhaust leak absorption plant |
| CN210278878U (en) * | 2019-04-19 | 2020-04-10 | 广西交建工程检测咨询有限公司 | Blade mixing device for rubber composite modified asphalt mixture |
| CN211885956U (en) * | 2019-11-25 | 2020-11-10 | 韶关市坪石发电厂有限公司（B厂） | Exhaust gas purification device of thermal power factory |
| CN211963725U (en) * | 2020-02-28 | 2020-11-20 | 南京清元景和环境科技有限公司 | Multistage exhaust-gas treatment biological deodorization filtering pond |
Non-Patent Citations (1)
| Title |
|---|
| 黄仲华主编: "《中国调味食品技术实用手册》", 28 February 1991, 中国标准出版社 * |
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