CN108856123B - Low-temperature cleaning device and method suitable for traditional Chinese medicinal materials - Google Patents
Low-temperature cleaning device and method suitable for traditional Chinese medicinal materials Download PDFInfo
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- CN108856123B CN108856123B CN201810766621.9A CN201810766621A CN108856123B CN 108856123 B CN108856123 B CN 108856123B CN 201810766621 A CN201810766621 A CN 201810766621A CN 108856123 B CN108856123 B CN 108856123B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 194
- 239000000463 material Substances 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 239000008399 tap water Substances 0.000 claims abstract description 26
- 235000020679 tap water Nutrition 0.000 claims abstract description 25
- 238000007664 blowing Methods 0.000 claims abstract description 7
- 238000001291 vacuum drying Methods 0.000 claims abstract description 5
- 239000003814 drug Substances 0.000 claims description 15
- 238000005086 pumping Methods 0.000 claims description 11
- 238000009835 boiling Methods 0.000 claims description 9
- 238000002791 soaking Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- 230000001680 brushing effect Effects 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 2
- 240000005373 Panax quinquefolius Species 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000411851 herbal medicine Species 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000382455 Angelica sinensis Species 0.000 description 1
- 241000037740 Coptis chinensis Species 0.000 description 1
- 241000605372 Fritillaria Species 0.000 description 1
- 241000305491 Gastrodia elata Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
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- 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
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
-
- 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
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/102—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration with means for agitating the liquid
-
- 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
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/106—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by boiling the liquid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a low-temperature cleaning device and a method suitable for Chinese medicinal materials in the technical field of pharmaceutical cleaning equipment, wherein the device comprises a cleaning machine cylinder, an air return system, a rotating system, a blowing system, a pure water system, a tap water system, a vacuumizing system and a circulating system; after the cleaning is finished, water is discharged, water in the cleaning machine barrel is pumped out through a vacuum pump, and hot air vacuum drying is realized through a heating pipe, a fan, an air heating box, a vacuum pump and the like, so that the medicinal materials are dried, and the drying effect is good.
Description
Technical Field
The invention relates to the technical field of pharmaceutical cleaning equipment, in particular to a device and a method suitable for low-temperature cleaning of traditional Chinese medicinal materials.
Background
The cleaning machine of Chinese medicinal materials is difficult to find a proper cleaning method, because the Chinese medicinal materials are various in shape and have a large amount of sediment, impurities and other dirt, the cleaning is very difficult, the existing treatment method is to soak the Chinese medicinal materials with water for a period of time, then put into the existing cleaning machine with spraying or equipment with stirring paddles for cleaning, while the existing Chinese medicinal material cleaning machine mostly adopts the spray head washing and stirring paddle cleaning technology, when cleaning different Chinese medicinal materials (such as coptis chinensis, angelica sinensis, fritillaria, gastrodia elata, ginseng, american ginseng and the like), articles cannot be directly placed in a cleaning cabin at the same time, different special cleaning frames are needed for different Chinese medicinal materials, the Chinese medicinal materials are easy to damage, the Chinese medicinal materials are troublesome, and the cleaning is not clean and has dead angles.
Based on the above, the invention designs a device and a method suitable for cleaning Chinese medicinal materials at low temperature so as to solve the problems.
Disclosure of Invention
The invention aims to provide a device and a method suitable for cleaning Chinese medicinal materials at low temperature so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a be applicable to chinese-medicinal material low temperature belt cleaning device, includes cleaning machine barrel, return air system, rotary system, blowing system, pure water system, running water system, evacuation system and circulation system;
the bottom of the inner cavity of the cylinder body of the cleaning machine is provided with a heating pipe, two sides of the heating pipe are symmetrically provided with guide rails, and the guide rails are provided with cleaning frames;
the air return system comprises a side air return pipe, a connecting air return valve, an air return filter and an air return pipeline, wherein the side air return pipe is symmetrically fixed on the left side and the right side in the cleaning machine barrel, a plurality of air return holes are uniformly formed in the side air return pipe along the length direction, one end of the air return pipeline is positioned on the outer side of the cleaning machine barrel and is sequentially connected with the air return filter and the air return valve, the other end of the air return pipeline is communicated with an air return branch pipe, and one end of the air return branch pipe extends into the cleaning machine barrel and is connected with the bottom end of the side air return pipe;
the rotating system comprises a rotating motor, the rotating motor is fixed on the bottom surface of the cylinder body of the cleaning machine and is connected with a rotating shaft, the top end of the rotating shaft penetrates through the bottom surface of the cylinder body of the cleaning machine and stretches into the cylinder body of the cleaning machine, and a rotating impeller is fixed at the stretching end of the rotating shaft;
the air blowing system comprises a fan, an air filter, an air heating box, an air inlet valve and an air inlet pipeline, wherein the air filter is sequentially connected with the fan, the air heating box and the air inlet valve through the air inlet pipeline, and the other end of the air inlet pipeline is communicated with the cleaner barrel body;
the pure water system comprises a pure water pipeline, a pure water inlet valve is arranged on the pure water pipeline, and one end of the pure water pipeline is communicated with the cleaning machine barrel body;
the tap water system comprises a tap water pipeline, a tap water inlet valve is arranged on the tap water pipeline, and one end of the tap water pipeline is communicated with the cleaning machine barrel body;
the vacuum pumping system comprises a vacuum pump, a vacuum pipeline is connected to the vacuum pump, a vacuum valve is arranged on the vacuum pipeline, and one end of the vacuum pipeline is communicated with the cleaning machine barrel;
the circulating system comprises a circulating pump, a circulating valve and a circulating pipeline, wherein the circulating pump and the circulating valve are connected with the circulating pipeline, one end of the circulating pipeline is communicated with the air return pipeline and is communicated with the side air return pipe through the air return pipeline, and the other end of the circulating pipeline is communicated with the bottom of the cylinder body of the cleaning machine.
Preferably, the top ends of the two guide rails are higher than the rotating impeller, guide grooves are correspondingly formed in the inner sides of the guide rails, and two sides of the bottom surface of the cleaning frame are correspondingly connected with the guide grooves on two sides respectively.
Preferably, the cylinder body of the cleaning machine is a pressure vessel, and the outer wall is welded with reinforcing ribs.
Preferably, the cleaning machine barrel is provided with a cleaning machine door, and the upper edge of the cleaning machine door is provided with a sealing strip.
Preferably, the bottom of the cleaning machine cylinder is also connected with a drainage pipeline, and the drainage pipeline is provided with a drainage valve.
According to the device, the invention realizes a low-temperature cleaning method suitable for traditional Chinese medicinal materials:
s1, placing Chinese medicinal materials on a cleaning frame, pushing the cleaning frame into a cleaning machine barrel, and closing a cleaning machine door;
s2, opening a water inlet and outlet valve to enable tap water to enter the cleaning machine barrel, closing the water inlet and outlet valve after the water level is reached, opening a heating pipe to heat the water to a set temperature, and soaking the traditional Chinese medicine materials;
s3, opening a vacuum valve, pumping air in the cylinder of the cleaner to the vacuum degree of-0.095 MPa (boiling points of water are different under different vacuum degrees and have fixed corresponding relations) at the set temperature by using a vacuum pump, boiling the water at low temperature, and cleaning the traditional Chinese medicinal materials;
s4, in the negative pressure state of the step 3, the circulating pump and the circulating valve start to work, so that water in the cleaning machine barrel sprays water into the cleaning machine barrel through the side air return pipe to clean the traditional Chinese medicinal materials, and in the negative pressure state of the step 3, the rotating motor drives the rotating impeller to rotate through the rotating shaft, so that the water in the cleaning machine barrel rotates to clean the traditional Chinese medicinal materials;
s5, after the set cleaning time is reached, opening an air return valve to introduce air into the cleaning machine body through a side air return pipe, so that the pressure in the cleaning machine body is increased to-0.065 Mpa, water is boiled vigorously to clean the traditional Chinese medicinal materials, then opening a vacuum pump and a vacuum valve, extracting the air in the cleaning machine body to-0.095 Mpa, opening the air return valve to introduce air into the cleaning machine body through the side air return pipe (the air is filtered by an air return filter and then enters the side air return pipe), so that the pressure in the cleaning machine body is increased to-0.065 Mpa, the water is boiled vigorously to realize brushing, and the cleaning machine body can be brushed in a pulsating vacuum mode for a plurality of times (parameters can be set), so that dirt is removed;
s6, after the pulse vacuum brushing times are finished, opening an air return valve to introduce air into the cleaning machine barrel through a side air return pipe (the air enters the side air return pipe after being filtered by an air return filter) until the pressure in the cleaning machine barrel returns to the atmospheric pressure; when the drain valve is opened to drain water, if the water is not cleaned, tap water can be fed again for cleaning, and the program can be set;
s7, after the cleaning times are finished, opening a pure water inlet valve to enable pure water to enter the cleaning machine barrel, closing the pure water inlet valve after the water level is up, opening a heating pipe to heat the water to a set temperature, and soaking the traditional Chinese medicinal materials;
s8, opening a vacuum valve, pumping air in a cylinder of the cleaner to-0.095 MPa (boiling points of water under different vacuum degrees are different and have fixed corresponding relations) by using a vacuum pump, boiling pure water at a low temperature, and cleaning traditional Chinese medicinal materials;
s9, in the negative pressure state of the step 8, the circulating pump and the circulating valve start to work, so that water in the cleaning machine barrel sprays water into the cleaning machine barrel through the side air return pipe to clean the traditional Chinese medicinal materials, and in the negative pressure state of the step 8, the rotating motor drives the rotating impeller to rotate through the rotating shaft, so that the water in the cleaning machine barrel rotates to clean the traditional Chinese medicinal materials;
s10, after the set cleaning time is reached, opening an air return valve to introduce air into the cleaning machine body through a side air return pipe (the air enters the side air return pipe after being filtered by an air return filter), so that the water is boiled vigorously for a period of time, and the traditional Chinese medicine is scrubbed until the pressure in the cleaning machine body returns to the atmospheric pressure;
s11, opening a drain valve to drain water, after the water is drained, opening a vacuum pump and a vacuum valve to vacuumize, reducing the vacuum degree in the tank to a certain value, pumping out water and gas in the cleaning machine barrel, then closing the vacuum pump and the vacuum valve, and opening a heating pipe to heat;
s12, opening a fan, a wind heating box and an air inlet valve to blow hot air into the barrel of the cleaning machine, so that the temperature in the barrel of the cleaning machine rises, the pressure in the barrel of the cleaning machine also rises, and the vacuum pump and the vacuum valve are opened to vacuumize, so that water vapor in the barrel of the cleaning machine is discharged from a water outlet, hot air vacuum drying is realized, the traditional Chinese medicine materials are thoroughly dried repeatedly for several times, air is returned through an air return system, the air pressure in the tank returns to the atmospheric pressure, the door is opened, and the object taking is finished.
Compared with the prior art, the invention has the beneficial effects that: the invention can be used for cleaning different types of Chinese medicinal materials, by placing the Chinese medicinal materials on a cleaning frame, placing the Chinese medicinal materials into a cleaning machine barrel, heating tap water and soaking the Chinese medicinal materials, enabling the cleaning machine barrel to be in a negative pressure state through a vacuum pump and a vacuum valve, enabling the tap water to boil at a low temperature, cleaning the Chinese medicinal materials, simultaneously, spraying water through a circulating pump, rotating an impeller to drive water in the cleaning machine barrel to rotate, improving the cleaning effect, and repeating the cleaning process through pure water, so that the Chinese medicinal materials are further cleaned, the cleaning effect is good, the damage of the Chinese medicinal materials is avoided, the cleaning is convenient, and no dead angle exists; after the cleaning is finished, water is discharged, water vapor in the cleaning machine barrel is pumped out through a vacuum pump, hot air vacuum drying is realized through a heating pipe, a fan, an air heating box, a vacuum pump and the like, and the traditional Chinese medicine materials are thoroughly dried repeatedly for several times, so that the drying is convenient and the effect is good.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1-cleaning machine cylinder, 2-cleaning frame, 3-Chinese herbal medicine, 4-guide rail, 5-rotating impeller, 6-rotating shaft, 7-rotating motor, 8-vacuum valve, 9-vacuum pump, 10-side air return pipe, 11-air return valve, 12-air return filter, 13-air inlet valve, 14-air heating box, 15-fan, 16-air filter, 17-pure water inlet valve, 18-tap water inlet valve, 19-drain valve, 20-circulating pump, 21-circulating valve and 22-heating pipe.
Detailed Description
The technical solutions of 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, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
Referring to the drawings, the invention provides a technical scheme that: the utility model provides a be applicable to chinese-medicinal material low temperature belt cleaning device, includes cleaning machine barrel 1, return air system, rotary system, air blowing system, pure water system, running water system, evacuation system and circulation system;
the bottom of the inner cavity of the cleaning machine barrel 1 is provided with a heating pipe 22, two sides of the heating pipe 22 are symmetrically provided with guide rails 4, and the guide rails 4 are provided with cleaning frames 2;
the air return system comprises a side air return pipe 10, a connecting air return valve 11, an air return filter 12 and an air return pipeline, wherein the side air return pipe 10 is symmetrically fixed on the left side and the right side in the cleaning machine barrel 1, a plurality of air return holes are uniformly formed in the side air return pipe 10 along the length direction, one end of the air return pipeline is positioned on the outer side of the cleaning machine barrel 1 and is sequentially connected with the air return filter 12 and the air return valve 11, the other end of the air return pipeline is communicated with an air return branch pipe, and one end of the air return branch pipe extends into the cleaning machine barrel 1 and is connected with the bottom end of the side air return pipe 10;
the rotating system comprises a rotating motor 7, the rotating motor 7 is fixed on the bottom surface of the cleaner barrel 1 and is connected with a rotating shaft 6, the top end of the rotating shaft 6 penetrates through the bottom surface of the cleaner barrel 1 and stretches into the cleaner barrel, and a rotating impeller 5 is fixed at the stretching end;
the blowing system comprises a blower 15, a wind filter 16, a wind heating box 14, an air inlet valve 13 and an air inlet pipeline, wherein the wind filter 16 is sequentially connected with the blower 15, the wind heating box 14 and the air inlet valve 13 through the air inlet pipeline, and the other end of the air inlet pipeline is communicated with the cleaner cylinder 1;
the pure water system comprises a pure water pipeline, a pure water inlet valve 17 is arranged on the pure water pipeline, and one end of the pure water pipeline is communicated with the cleaning machine cylinder 1;
the tap water system comprises a tap water pipeline, a tap water inlet valve 18 is arranged on the tap water pipeline, and one end of the tap water pipeline is communicated with the cleaner cylinder 1;
the vacuumizing system comprises a vacuum pump 9, a vacuum pipeline is connected to the vacuum pump 9, a vacuum valve 8 is arranged on the vacuum pipeline, and one end of the vacuum pipeline is communicated with the cleaner cylinder 1;
the circulation system comprises a circulation pump 20, a circulation valve 21 and a circulation pipeline, wherein the circulation pump 20 and the circulation valve 21 are connected with the circulation pipeline, one end of the circulation pipeline is communicated with the air return pipeline and is communicated with the side air return pipe 10 through the air return pipeline, and the other end of the circulation pipeline is communicated with the bottom of the cleaning machine barrel 1.
Wherein, the top ends of the two guide rails 4 are higher than the rotating impeller 5, and the inner sides of the guide rails 4 are correspondingly provided with guide grooves; the two sides of the bottom surface of the cleaning frame 2 are respectively and correspondingly connected with guide grooves on the two sides, the cleaning machine cylinder 1 is a pressure container, and the outer wall is welded with reinforcing ribs; the cleaning machine barrel 1 is provided with a cleaning machine door, and the upper edge of the cleaning machine door is provided with a sealing strip; the bottom of the cleaning machine cylinder body 1 is also connected with a drainage pipeline, and a drainage valve 19 is arranged on the drainage pipeline.
The working principle of the device is as follows:
when in use, the Chinese medicinal materials 3 are placed on the cleaning frame 2, the cleaning frame 2 is pushed into the cleaning machine barrel 1, and the cleaning machine door is closed;
opening a water inlet and outlet valve to allow tap water to enter the barrel 1 of the cleaning machine, closing the water inlet and outlet valve after the water level is reached, opening a heating pipe 22 to heat the water to a set temperature, and soaking the traditional Chinese medicine 3;
opening a vacuum valve 8, and pumping air in the cylinder 1 of the cleaning machine to a vacuum degree of-0.095 MPa (boiling points of water are different under different vacuum degrees and have fixed corresponding relations) at a set temperature by using a vacuum pump 9, wherein the water is boiled at a low temperature to clean the traditional Chinese medicinal materials 3;
in the negative pressure state, the circulating pump 20 and the circulating valve 21 start to work, so that water in the cleaning machine barrel 1 sprays water into the cleaning machine barrel 1 through the side air return pipe 10 to clean the traditional Chinese medicine 3, and meanwhile in the negative pressure state, the rotating motor 7 drives the rotating impeller 5 to rotate through the rotating shaft 6 to enable the water in the cleaning machine barrel 1 to rotate to clean the traditional Chinese medicine 3;
after the set cleaning time is reached, opening an air return valve 11 to introduce air into the cleaning machine barrel 1 through a side air return pipe 10, so that the pressure in the cleaning machine barrel 1 is increased to-0.065 Mpa, water is boiled vigorously to clean Chinese herbal medicines 3, then opening a vacuum pump 9 and a vacuum valve 8, extracting the air in the cleaning machine barrel 1 to-0.095 Mpa, opening the air return valve 11 to introduce air into the cleaning machine barrel 1 through the side air return pipe 10 (the air is filtered by an air return filter 12 and then enters the side air return pipe 10), so that the pressure in the cleaning machine barrel 1 is increased to-0.065 Mpa, the water is boiled vigorously to realize brushing, and the cleaning can be performed in a pulsating vacuum manner for a plurality of times (parameters can be set), so that dirt is removed;
after the pulse vacuum brushing times are finished, opening an air return valve 11 to introduce air into the cleaner cylinder 1 through a side air return pipe 10 (the air enters the side air return pipe 10 after being filtered by an air return filter 12) until the pressure in the cleaner cylinder 1 returns to the atmospheric pressure; when the drain valve 19 is opened to drain water, if the water is not cleaned, tap water can be fed again for cleaning, and a program can be set;
after the cleaning times are finished, opening a pure water inlet valve to allow pure water to enter the barrel 1 of the cleaning machine, closing the pure water inlet valve after the water level is up, opening a heating pipe 22 to heat the water to a set temperature, and soaking the traditional Chinese medicinal materials 3;
opening a vacuum valve 8, pumping air in the cylinder 1 of the cleaning machine to-0.095 MPa (boiling points of water under different vacuum degrees are different and have fixed corresponding relations) by using a vacuum pump 9, boiling pure water at low temperature, and cleaning the traditional Chinese medicinal materials 3;
in the negative pressure state, the circulating pump 20 and the circulating valve 21 start to work, so that water in the cleaning machine barrel 1 sprays water into the cleaning machine barrel 1 through the side air return pipe 10 to clean the traditional Chinese medicine 3, and meanwhile in the negative pressure state, the rotating motor 7 drives the rotating impeller 5 to rotate through the rotating shaft 6 to enable the water in the cleaning machine barrel 1 to rotate to clean the traditional Chinese medicine 3;
after the set cleaning time is reached, an air return valve 11 is opened, air is introduced into the cleaning machine cylinder 1 through a side air return pipe 10 (the air enters the side air return pipe 10 after being filtered by an air return filter 12), so that the water is boiled vigorously for a period of time, and the traditional Chinese medicine 3 is scrubbed until the pressure in the cleaning machine cylinder 1 returns to the atmospheric pressure;
opening a drain valve 19 to drain water, opening a vacuum pump 9 and a vacuum valve 8 to vacuumize after the water is drained, reducing the vacuum degree in the tank to a certain value, pumping out water vapor in the barrel 1 of the cleaning machine, closing the vacuum pump 9 and the vacuum valve 8, and opening a heating pipe 22 to heat;
the fan 15, the air heating box 14 and the air inlet valve 13 are opened to blow hot air into the cleaning machine barrel 1, so that the temperature in the cleaning machine barrel 1 rises, the pressure in the cleaning machine barrel 1 also rises, the vacuum pump 9 and the vacuum valve 8 are opened to vacuumize, water vapor in the cleaning machine barrel 1 is discharged from the water outlet, hot air vacuum drying is realized, the traditional Chinese medicine 3 is thoroughly dried repeatedly for several times, air is returned through the air return system, the air pressure in the tank returns to the atmospheric pressure, the door is opened, the object is taken out, and the process is finished.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are merely helpful in illustrating the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (1)
1. The low-temperature cleaning method suitable for the traditional Chinese medicinal materials is characterized by comprising a cleaning device, wherein the cleaning device comprises a cleaning machine cylinder (1), an air return system, a rotating system, a blowing system, a pure water system, a tap water system, a vacuumizing system and a circulating system;
a heating pipe (22) is arranged at the bottom of the inner cavity of the cleaning machine cylinder body (1), guide rails (4) are symmetrically arranged on two sides of the heating pipe (22), and a cleaning frame (2) is arranged on the guide rails (4);
the air return system comprises a side air return pipe (10), a connecting air return valve (11), an air return filter (12) and an air return pipeline, wherein the side air return pipe (10) is symmetrically fixed on the left side and the right side in the cleaning machine barrel (1), a plurality of air return holes are uniformly formed in the side air return pipe (10) along the length direction, one end of the air return pipeline is positioned on the outer side of the cleaning machine barrel (1) and is sequentially connected with the air return filter (12) and the air return valve (11), the other end of the air return pipeline is communicated with an air return branch pipe, and one end of the air return branch pipe extends into the cleaning machine barrel (1) and is connected with the bottom end of the side air return pipe (10);
the rotating system comprises a rotating motor (7), the rotating motor (7) is fixed on the bottom surface of the cleaning machine barrel (1) and is connected with a rotating shaft (6), the top end of the rotating shaft (6) penetrates through the bottom surface of the cleaning machine barrel (1) and stretches into the cleaning machine barrel, and a rotating impeller (5) is fixed at the stretching end;
the blowing system comprises a fan (15), a wind filter (16), a wind heating box (14), an air inlet valve (13) and an air inlet pipeline, wherein the wind filter (16) is sequentially connected with the fan (15), the wind heating box (14) and the air inlet valve (13) through the air inlet pipeline, and the other end of the air inlet pipeline is communicated with the cylinder body (1) of the cleaning machine;
the pure water system comprises a pure water pipeline, a pure water inlet valve (17) is arranged on the pure water pipeline, and one end of the pure water pipeline is communicated with the cleaning machine cylinder (1);
the tap water system comprises a tap water pipeline, a tap water inlet valve (18) is arranged on the tap water pipeline, and one end of the tap water pipeline is communicated with the cleaner cylinder (1);
the vacuum pumping system comprises a vacuum pump (9), a vacuum pipeline is connected to the vacuum pump (9), a vacuum valve (8) is arranged on the vacuum pipeline, and one end of the vacuum pipeline is communicated with the cylinder body (1) of the cleaning machine;
the circulating system comprises a circulating pump (20), a circulating valve (21) and a circulating pipeline, wherein the circulating pump (20) and the circulating valve (21) are connected with the circulating pipeline, one end of the circulating pipeline is communicated with the air return pipeline and is communicated with the side air return pipe (10) through the air return pipeline, and the other end of the circulating pipeline is communicated with the bottom of the cylinder body (1) of the cleaning machine;
the top ends of the two guide rails (4) are higher than the rotating impeller (5), guide grooves are correspondingly formed in the inner sides of the guide rails (4), and two sides of the bottom surface of the cleaning frame (2) are correspondingly connected with the guide grooves on the two sides respectively;
the cleaning machine cylinder (1) is a pressure vessel, and reinforcing ribs are welded on the outer wall of the cleaning machine cylinder;
a cleaning machine door is arranged on the cleaning machine cylinder (1), and a sealing strip is arranged at the upper edge of the cleaning machine door;
the bottom of the cleaning machine cylinder body (1) is also connected with a drainage pipeline, and a drainage valve (19) is arranged on the drainage pipeline;
the cleaning method comprises the following steps:
s1, placing traditional Chinese medicinal materials (3) on a cleaning frame (2), pushing the cleaning frame (2) into a cleaning machine cylinder (1), and closing a cleaning machine door;
s2, opening a water inlet and outlet valve to enable tap water to enter the barrel (1) of the cleaning machine, closing the water inlet and outlet valve after the water level is reached, opening a heating pipe (22) to heat the water to a set temperature, and soaking the traditional Chinese medicine materials (3);
s3, opening a vacuum valve (8), and pumping air in the cylinder (1) of the cleaning machine to a vacuum degree of-0.095 MPa with a set temperature by using a vacuum pump (9), wherein boiling points of water under different vacuum degrees are different, and the water boils under a low temperature and cleans the traditional Chinese medicinal materials (3) in a fixed corresponding relation;
s4, in the negative pressure state of the step 3, the circulating pump (20) and the circulating valve (21) start to work, so that water in the cleaning machine barrel (1) sprays water into the cleaning machine barrel (1) through the side air return pipe (10) to clean the traditional Chinese medicinal materials (3), and meanwhile, in the negative pressure state of the step 3, the rotating motor (7) drives the rotating impeller (5) to rotate through the rotating shaft (6) to enable the water in the cleaning machine barrel (1) to rotate to clean the traditional Chinese medicinal materials (3);
s5, after the set cleaning time is reached, opening an air return valve (11) to introduce air into the cleaning machine barrel (1) through a side air return pipe (10), so that the pressure in the cleaning machine barrel (1) is increased to-0.065 Mpa, water is boiled vigorously to clean traditional Chinese medicine materials (3), then opening a vacuum pump (9) and a vacuum valve (8), extracting the air in the cleaning machine barrel (1) to-0.095 Mpa, opening the air return valve (11) to introduce air into the cleaning machine barrel (1) through the side air return pipe (10), filtering the air through an air return filter (12), and then introducing the air into the side air return pipe (10), so that the pressure in the cleaning machine barrel (1) is increased to-0.065 Mpa, the water is boiled vigorously to brush, the cleaning can be performed in a pulsating vacuum mode for a plurality of times, parameters can be set, and dirt is removed;
s6, after the pulse vacuum brushing times are finished, opening an air return valve (11) to introduce air into the cleaning machine cylinder (1) through a side air return pipe (10), and filtering the air through an air return filter (12) to enter the side air return pipe (10) until the pressure in the cleaning machine cylinder (1) returns to the atmospheric pressure; the drain valve (19) is opened to drain water, if the water is not cleaned, tap water can be used for cleaning again, and the program can be set;
s7, after the cleaning times are finished, opening a pure water inlet valve to enable pure water to enter the cylinder (1) of the cleaning machine, closing the pure water inlet valve after the water level is up, opening a heating pipe (22) to heat the water to a set temperature, and soaking the traditional Chinese medicine (3);
s8, opening a vacuum valve (8), pumping air in the cylinder (1) of the cleaning machine to-0.095 MPa by using a vacuum pump (9), wherein boiling points of water under different vacuum degrees are different, a fixed corresponding relation exists, pure water is boiled at a low temperature, and the traditional Chinese medicinal materials (3) are cleaned;
s9, in the negative pressure state of the step 8, the circulating pump (20) and the circulating valve (21) start to work, so that water in the cleaning machine barrel (1) sprays water into the cleaning machine barrel (1) through the side air return pipe (10) to clean the traditional Chinese medicinal materials (3), and meanwhile, in the negative pressure state of the step 8, the rotating motor (7) drives the rotating impeller (5) to rotate through the rotating shaft (6) to enable the water in the cleaning machine barrel (1) to rotate to clean the traditional Chinese medicinal materials (3);
s10, after the set cleaning time is reached, opening an air return valve (11) to introduce air into the cleaning machine cylinder (1) through a side air return pipe (10), filtering the air through an air return filter (12), and then allowing the air to enter the side air return pipe (10) to enable the water to be boiled vigorously for a period of time, so that the Chinese medicinal material (3) is scrubbed until the pressure in the cleaning machine cylinder (1) returns to the atmospheric pressure;
s11, opening a drain valve (19) to drain water, opening a vacuum pump (9) and a vacuum valve (8) to vacuumize after the water is drained, reducing the vacuum degree in a tank to a certain value, pumping out water and gas in a cylinder body (1) of the cleaning machine, closing the vacuum pump (9) and the vacuum valve (8), and opening a heating pipe (22) to heat;
s12, opening a fan (15), an air heating box (14) and an air inlet valve (13) to blow hot air into the cleaning machine barrel (1), so that the temperature in the cleaning machine barrel (1) rises, the pressure of the cleaning machine barrel (1) also rises, and the vacuum pump (9) and the vacuum valve (8) are opened to vacuumize, so that water vapor in the cleaning machine barrel (1) is discharged from a water outlet, hot air vacuum drying is realized, the traditional Chinese medicine (3) is thoroughly dried repeatedly for several times, air returns through an air return system, the air pressure in the tank returns to the atmospheric pressure, and the door is opened to take out objects, and the process is finished.
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