CN109499972B - Portable processor capable of being used for cleaning laboratory fume hood and waste gas pipeline - Google Patents
Portable processor capable of being used for cleaning laboratory fume hood and waste gas pipeline Download PDFInfo
- Publication number
- CN109499972B CN109499972B CN201811553164.1A CN201811553164A CN109499972B CN 109499972 B CN109499972 B CN 109499972B CN 201811553164 A CN201811553164 A CN 201811553164A CN 109499972 B CN109499972 B CN 109499972B
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- Prior art keywords
- tank body
- electromagnetic valve
- pipe
- alkali liquor
- stirrer
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- 239000003517 fume Substances 0.000 title claims abstract description 29
- 238000004140 cleaning Methods 0.000 title claims abstract description 23
- 239000002912 waste gas Substances 0.000 title description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 71
- 239000003513 alkali Substances 0.000 claims abstract description 43
- 238000003756 stirring Methods 0.000 claims abstract description 29
- 239000007789 gas Substances 0.000 claims abstract description 19
- 230000008054 signal transmission Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims description 11
- 229910000619 316 stainless steel Inorganic materials 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 8
- 239000002253 acid Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 239000011259 mixed solution Substances 0.000 description 5
- 238000006386 neutralization reaction Methods 0.000 description 4
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 4
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000002304 perfume Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2203/00—Details of cleaning machines or methods involving the use or presence of liquid or steam
- B08B2203/02—Details of machines or methods for cleaning by the force of jets or sprays
- B08B2203/0217—Use of a detergent in high pressure cleaners; arrangements for supplying the same
Abstract
The invention discloses a portable processor for cleaning a laboratory fume hood and an exhaust gas pipeline, which comprises a water inlet pipe, a water outlet pipe, a bypass pipe, a mounting shell, a middle circulating water tank assembly and an alkali liquor barrel, wherein the middle circulating water tank assembly and the alkali liquor barrel are arranged in the mounting shell; the middle mixing circulating water tank assembly comprises a middle mixing tank body and a stirrer; the stirrer is arranged at the top end of the middle tank body, and the stirring end of the stirrer is inserted into the middle tank body; the middle tank body is provided with a water inlet, a water outlet and an alkali liquor inlet; the alkali liquor barrel is provided with an alkali liquor dosing port; a metering pump is fixedly arranged in the alkali liquor barrel; the outlet end of the metering pump is communicated with the alkali liquor inlet through a connecting pipe; the mounting shell is provided with a first opening and a second opening; one end of the water inlet pipe penetrates through the first opening to be connected to the water inlet; one end of the water outlet pipe penetrates through the second opening to be connected to the water outlet; the controller is respectively connected with the stirrer, the circulating pump and the metering pump through signal transmission lines and controls the operation of the stirrer, the circulating pump and the metering pump.
Description
Technical Field
The invention relates to a cleaning tool, in particular to a portable processor which can be used for cleaning a laboratory fume hood and an exhaust gas pipeline.
Background
The fume chamber is widely applied to laboratory industry, is mainly used for ensuring the safety of laboratory personnel and laboratory environment, and has the functions of corrosion resistance, fire resistance and air flow leakage prevention.
Currently, scientific researchers can make various chemical experiments in a fume hood, such as: strong acid (perchloric acid, hydrofluoric acid, hydrochloric acid, etc.) was used for digestion experiments. A large amount of strong acid mist is generated in the process of carrying out digestion treatment experiments by using strong acid, and the strong acid mist is usually attached to the inner wall of a fume hood and the inner wall of an exhaust gas exhaust pipeline. Crystals are formed in turn during long-term accumulation, for example: and crystallizing perchloric acid. Since these crystals are prone to the hazard of burning or explosion, there is a great safety hazard to laboratory safety.
In order to avoid the potential safety hazard, the inner wall of the fume hood and the exhaust gas exhaust pipeline are cleaned in the following two modes: (1) A scientific research person periodically and manually cleans the fume hood and the waste gas exhaust pipeline; (2) A set of alkali liquor circulation cleaning device is arranged in each ventilation cabinet; the device comprises a neutralization circulating water tank, a circulating pump, a high-speed spray header, an alkali liquor barrel, a dosing pump, a PH meter sensor and a plurality of valve elements; the high-speed spray header is arranged in the top of the fume hood and in the exhaust gas exhaust pipeline, and alkaline water in the neutralization circulating water tank is conveyed to the high-speed spray header through the circulating pump to be sprayed and cleaned.
The above-described manner has the following problems: (1) The labor intensity of manual cleaning is high and the cleaning efficiency is low; (2) The alkali liquor circulation cleaning device has larger volume, occupies a large amount of internal space of the fume hood, and reduces the utilization rate of the space; secondly, because of the large number of laboratory fume hoods, the configuration of a set of cleaning devices per fume hood or pipeline increases investment costs and equipment maintenance costs.
Disclosure of Invention
The invention aims to provide a portable processor which can be used for cleaning a laboratory fume hood and an exhaust gas pipeline, can be used for cleaning crystals attached to the inner wall of the fume hood and the inner wall of the exhaust gas pipeline, and has low cost investment.
In order to achieve the above purpose, the present invention provides the following technical solutions: a portable processor for cleaning a laboratory fume hood and an exhaust gas pipeline comprises a water inlet pipe, a water outlet pipe, a bypass pipe, a mounting shell, a middle circulating water tank assembly and an alkali liquor barrel, wherein the middle circulating water tank assembly and the alkali liquor barrel are arranged in the mounting shell;
the middle mixing circulating water tank assembly comprises a middle mixing tank body and a stirrer; the stirrer is arranged at the top end of the middle tank body, and the stirring end of the stirrer is inserted into the middle tank body; the middle tank body is provided with a water inlet, a water outlet and an alkali liquor inlet;
the alkali liquor barrel is provided with an alkali liquor dosing port, and the alkali liquor dosing port is provided with a cover body; a metering pump is fixedly arranged in the alkali liquor barrel; the outlet end of the metering pump is communicated with the alkali liquor inlet through a connecting pipe;
the mounting shell is provided with a first opening and a second opening; one end of the water inlet pipe penetrates through the first opening to be connected to the water inlet; one end of the water outlet pipe penetrates through the second opening to be connected to the water outlet; two ends of the bypass pipe are respectively communicated with the water inlet pipe and the water outlet pipe, and a third electromagnetic valve is arranged on the bypass pipe; the water inlet pipe is provided with a first electromagnetic valve, and the first electromagnetic valve is positioned on a pipe section between the bypass pipe and the middle tank body; the water outlet pipe is provided with a second electromagnetic valve and a circulating pump, and the second electromagnetic valve is positioned on a pipe section between the bypass pipe and the middle tank body;
the controller is arranged on the installation shell; the controller is respectively connected with the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the stirrer, the circulating pump and the metering pump through signal transmission lines and controls the operation of the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the stirrer, the circulating pump and the metering pump.
Further, the PH meter is used for measuring the PH value of the solution; the PH meter is arranged on the middle tank body, and the detection end of the PH meter extends into the middle tank body.
Further, the middle tank body is of a cylindrical structure, the inner diameter of the middle tank body is 15-25cm, and the height of the middle tank body is 30-40cm.
Further, the stirrer comprises a direct current motor, a stirring rod and a plurality of stirring blades;
one end of the stirring rod is inserted into the middle mixing tank body from the top wall of the middle mixing tank body, and a sealing gasket is arranged between the stirring rod and the top wall; a plurality of stirring blades are arranged on the lower end shaft section of the stirring rod; the direct current motor is arranged on the top wall, and the driving shaft of the direct current motor is coaxially and fixedly connected to the upper end of the stirring rod.
Further, the first electromagnetic valve, the second electromagnetic valve and the third electromagnetic valve are all normally closed electromagnetic valves.
Further, the installation shell is of a rectangular shell structure, and a plurality of universal wheels are installed on the bottom wall surface of the installation shell.
Further, the middle tank body is made of 316 stainless steel.
Further, the nominal outer diameter of the water inlet pipe is DN16; the nominal outer diameter of the water outlet pipe is DN16; the nominal outer diameter of the bypass pipe is DN16; the nominal outer diameter of the connecting pipe is DN8.
Compared with the prior art, the invention has the beneficial effects that: in practical application, the invention can be operated by only moving the invention to the side of the ventilating cabinet and connecting the pipeline; a cleaning device is not required to be arranged for each fume hood; a great deal of investment cost can be saved, and meanwhile, the maintenance cost of equipment is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the mounting housing;
in the figure: 1-bypass pipe, 2-first solenoid valve, 3-inlet tube, 4-PH meter, 5-well tank, 6-stirring vane, 7-connecting pipe, 8-measuring pump, 9-alkali lye bucket, 10-outlet pipe, 11-circulating pump, 12-second solenoid valve, 13-third solenoid valve, 14-universal wheel, 15-louvre, 16-installation casing, 17-second opening, 18-button panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1: referring to fig. 1 and 2, the present invention provides a technical solution: a portable processor for cleaning a laboratory fume hood and an exhaust gas pipeline comprises a water inlet pipe 3, a water outlet pipe 10, a bypass pipe 1, a mounting shell 16, a middle circulating water tank assembly arranged in the mounting shell 16 and an alkali liquor barrel 9;
the middle mixing circulating water tank assembly comprises a middle mixing tank body 5 and a stirrer; the stirrer is arranged at the top end of the middle tank body 5, and the stirring end of the stirrer is inserted into the middle tank body 5; the middle tank body 5 is provided with a water inlet, a water outlet and an alkali liquor inlet;
an alkali liquor dosing port is formed in the alkali liquor barrel 9, and a cover body is arranged on the alkali liquor dosing port; a metering pump 8 is fixedly arranged in the alkali liquor barrel 9; the outlet end of the metering pump 8 is communicated with the alkali liquor inlet through a connecting pipe 7;
the mounting shell 16 is provided with a first opening and a second opening 17; one end of the water inlet pipe 3 passes through the first opening and is connected to the water inlet; one end of the water outlet pipe 10 passes through the second opening 17 to be connected to a water outlet; two ends of the bypass pipe 1 are respectively communicated with the water inlet pipe 3 and the water outlet pipe 10, and a third electromagnetic valve 13 is arranged on the bypass pipe 1; the water inlet pipe 3 is provided with a first electromagnetic valve 2, and the first electromagnetic valve 2 is positioned on a pipe section between the bypass pipe 1 and the middle tank body 5; the water outlet pipe 10 is provided with a second electromagnetic valve 12 and a circulating pump 11, and the second electromagnetic valve 12 is positioned on a pipe section between the bypass pipe 1 and the middle tank body 5;
the mounting housing 16 has a controller mounted thereon; the controller is respectively connected with the first electromagnetic valve 2, the second electromagnetic valve 12, the third electromagnetic valve 13, the stirrer, the circulating pump 11 and the metering pump 8 through signal transmission lines and controls the operation of the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the stirring device.
In addition, the PH meter 4 is used for measuring the PH value of the solution; the PH meter 4 is arranged on the middle tank body 5, and the detection end of the PH meter extends into the middle tank body 5; the PH meter 4 is connected with the controller through a signal transmission line;
the middle tank body 5 is of a circular tank body structure made of 316 stainless steel, the inner diameter of the middle tank body is 20cm, and the height of the middle tank body is 35cm;
the stirrer comprises a direct current motor, a stirring rod and a plurality of stirring blades 6; one end of the stirring rod is inserted into the middle mixing tank body 5 from the top wall of the middle mixing tank body 5, and a sealing gasket is arranged between the stirring rod and the top wall; a plurality of stirring blades 6 are arranged on the lower end shaft section of the stirring rod; the direct current motor is arranged on the top wall, and a driving shaft of the direct current motor is coaxially and fixedly connected to the upper end of the stirring rod;
the first electromagnetic valve 2, the second electromagnetic valve 12 and the third electromagnetic valve 13 are all normally closed electromagnetic valves;
the installation shell 16 is of a rectangular shell structure, and 4 universal wheels 14 are installed on the bottom wall surface of the installation shell, so that the installation shell is convenient to move and transport; the outer wall surface of the installation shell 16 is provided with a plurality of heat dissipation holes 15;
the nominal outer diameter of the water inlet pipe 3 is DN16; the nominal outer diameter of the water outlet pipe 10 is DN16; the nominal outer diameter of the bypass pipe 1 is DN16; the nominal outer diameter of the connecting pipe 7 is DN8; the water inlet pipe 3, the water outlet pipe 10 and the bypass pipe 1 are stainless steel pipelines; the connecting pipe 7 is a PU hose;
and a key panel 18 mounted on the outer wall surface of the mounting housing 16, and connected with the controller through a signal line.
The working flow of the invention is as follows:
1) Moving the invention to the side of a laboratory fume hood to be cleaned and an exhaust gas pipeline;
2) The outer end of the water inlet pipe 3 is connected with a tap water interface through a hose; the outer end of the water outlet pipe 10 is connected to a spray pipe through a hose; the alkali liquor barrel 9 is filled with sodium hydroxide alkali liquor; the power supply supplies power for the invention;
3) The present invention is activated by the activation key of the key panel 18; after receiving the starting signal, the controller carries out self-checking on the invention;
4) The controller controls the whole operation and cleans the laboratory fume hood and the waste gas pipeline;
(1) The third solenoid valve 13 is in a closed state; the controller controls the first electromagnetic valve 2 to be opened, the second electromagnetic valve 12 to be opened and the circulating pump 11 to be opened; the circulating pump 11 conveys tap water accumulated in the middle tank body 5 to a spray pipe and sprays the tap water out of a spray header, and sprays and washes a laboratory fume hood and an exhaust gas pipeline for 15 seconds;
(2) The controller controls the first electromagnetic valve 2 to be closed, the second electromagnetic valve 12 to be closed, the third electromagnetic valve 13 to be opened, the circulating pump 11 to be opened, the metering pump 8 to operate and the stirrer to operate; the metering pump 8 conveys the sodium hydroxide solution in the alkali liquor barrel 9 into the neutralization tank body 5, and the stirrer stirs the mixed solution of tap water and alkali liquor; meanwhile, the PH meter 4 transmits the PH value of the detected mixed solution to the controller;
(3) After the PH value in the neutralization tank 5 reaches the target PH value, the controller controls the metering pump 8 to stop operating, the stirrer to stop operating, the third electromagnetic valve 13 to be closed, the first electromagnetic valve 2 to be opened and the second electromagnetic valve 12 to be opened; the circulating pump 11 conveys the mixed solution accumulated in the middle mixing tank body 5 to a spray pipe and sprays the mixed solution out of a spray header, so as to spray and clean a laboratory fume hood and an exhaust gas pipeline;
(4) When the PH value of the mixed solution detected by the PH meter 4 is less than or equal to 7, the following is: and (3) when the PH value is neutral or acidic, entering the step (3) until the laboratory fume hood and the waste gas pipeline are cleaned.
In addition, in order to improve the convenience of cleaning the laboratory fume hood and the waste gas pipeline, an operator can set working time or manually stop the operation of the invention; after the controller receives the stop information, the controller closes the first electromagnetic valve 2, the second electromagnetic valve 12, the third electromagnetic valve 13, the circulating pump 11 and the metering pump 8; the invention is in standby state.
Compared with the original alkali liquor circulation cleaning device, the invention optimally designs the middle tank body 5, can rapidly prepare the liquid, simplifies the liquid preparation process, reduces the equipment size, is convenient to move and carry, and is convenient for users to operate;
the control of the circulating pipeline and the valve is improved, and the spray rhythm is optimized; the way of spraying the liquid is improved by the control of the valve member, namely: the clear water and the alkali liquor can be provided for the spraying device in uninterrupted circulation and alternation by the opening and closing control of the electromagnetic valve; wherein, the clear water can absorb organic acid gas or clean acid condensate, and the alkali liquor can neutralize acid liquor and crystallize; by rhythmically controlling alternate spraying of clear water and alkali liquor, the use amount of the alkali liquor can be saved, the time for preparing the alkali liquor can be saved for workers, and the working efficiency is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A portable processor for cleaning laboratory fume hoods and exhaust gas ducts, comprising: comprises a water inlet pipe (3), a water outlet pipe (10), a bypass pipe (1), a mounting shell (16), a middle circulating water tank component and an alkali liquor barrel (9), wherein the middle circulating water tank component is arranged in the mounting shell (16);
the middle mixing circulating water tank assembly comprises a middle mixing tank body (5) and a stirrer; the stirrer is arranged at the top end of the middle tank body (5), and the stirring end of the stirrer is inserted into the middle tank body (5); the middle tank body (5) is provided with a water inlet, a water outlet and an alkali liquor inlet;
an alkali liquor dosing port is formed in the alkali liquor barrel (9), and a cover body is arranged on the alkali liquor dosing port; a metering pump (8) is fixedly arranged in the alkali liquor barrel (9); the outlet end of the metering pump (8) is communicated with the alkali liquor inlet through a connecting pipe (7);
the mounting shell (16) is provided with a first opening and a second opening (17); one end of the water inlet pipe (3) penetrates through the first opening to be connected to the water inlet; one end of the water outlet pipe (10) passes through the second opening (17) to be connected to the water outlet; two ends of the bypass pipe (1) are respectively communicated with the water inlet pipe (3) and the water outlet pipe (10), and a third electromagnetic valve (13) is arranged on the bypass pipe (1); the water inlet pipe (3) is provided with a first electromagnetic valve (2), and the first electromagnetic valve (2) is positioned on a pipe section between the bypass pipe (1) and the middle tank body (5); the water outlet pipe (10) is provided with a second electromagnetic valve (12) and a circulating pump (11), and the second electromagnetic valve (12) is positioned on a pipe section between the bypass pipe (1) and the middle tank body (5);
a controller is arranged on the installation shell (16); the controller is respectively connected with the first electromagnetic valve (2), the second electromagnetic valve (12), the third electromagnetic valve (13), the stirrer, the circulating pump (11) and the metering pump (8) through signal transmission lines and controls the operation of the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the stirring device;
the PH meter (4) is used for measuring the PH value of the solution; the PH meter (4) is arranged on the middle tank body (5), and the detection end of the PH meter extends into the middle tank body (5);
the stirrer comprises a direct current motor, a stirring rod and a plurality of stirring blades (6);
one end of the stirring rod is inserted into the middle mixing tank body (5) from the top wall of the middle mixing tank body (5), and a sealing gasket is arranged between the stirring rod and the top wall; a plurality of stirring blades (6) are arranged on the lower end shaft section of the stirring rod; the direct current motor is arranged on the top wall, and the driving shaft of the direct current motor is coaxially and fixedly connected to the upper end of the stirring rod.
2. The portable processor for cleaning laboratory fume hood, exhaust gas duct of claim 1, wherein: the middle tank body (5) is of a cylindrical structure, the inner diameter of the middle tank body is 15-25cm, and the height of the middle tank body is 30-40cm.
3. The portable processor for cleaning laboratory fume hood, exhaust gas duct of claim 1, wherein: the first electromagnetic valve (2), the second electromagnetic valve (12) and the third electromagnetic valve (13) are normally closed electromagnetic valves.
4. The portable processor for cleaning laboratory fume hood, exhaust gas duct of claim 1, wherein: the installation shell (16) is of a rectangular shell structure, and a plurality of universal wheels (14) are installed on the bottom wall surface of the installation shell.
5. The portable processor for cleaning laboratory fume hood, exhaust gas duct of claim 1, wherein: the middle tank body (5) is made of 316 stainless steel.
6. The portable processor for cleaning laboratory fume hood, exhaust gas duct of claim 1, wherein: the nominal outer diameter of the water inlet pipe (3) is DN16; the nominal outer diameter of the water outlet pipe (10) is DN16; the nominal outer diameter of the bypass pipe (1) is DN16; the nominal outer diameter of the connecting pipe (7) is DN8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811553164.1A CN109499972B (en) | 2018-12-19 | 2018-12-19 | Portable processor capable of being used for cleaning laboratory fume hood and waste gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811553164.1A CN109499972B (en) | 2018-12-19 | 2018-12-19 | Portable processor capable of being used for cleaning laboratory fume hood and waste gas pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109499972A CN109499972A (en) | 2019-03-22 |
| CN109499972B true CN109499972B (en) | 2023-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811553164.1A Active CN109499972B (en) | 2018-12-19 | 2018-12-19 | Portable processor capable of being used for cleaning laboratory fume hood and waste gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109499972B (en) |
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| CN210059098U (en) * | 2018-12-19 | 2020-02-14 | 南京诺丹工程技术有限公司 | Portable processor for cleaning laboratory fume hood and waste gas pipeline |
-
2018
- 2018-12-19 CN CN201811553164.1A patent/CN109499972B/en active Active
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| KR200294419Y1 (en) * | 2002-04-15 | 2002-11-13 | 조한주 | A Centrifugal force use portable and airball Soft contact lens clean machine |
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| CN103585872A (en) * | 2013-10-29 | 2014-02-19 | 巴中市方圆环保科技发展有限责任公司 | Purifier for automatically replacing alkali lye |
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| Publication number | Publication date |
|---|---|
| CN109499972A (en) | 2019-03-22 |
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