CN113713938B - Ultralow temperature electromagnetic impactor grinding device - Google Patents
Ultralow temperature electromagnetic impactor grinding device Download PDFInfo
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- CN113713938B CN113713938B CN202111010957.0A CN202111010957A CN113713938B CN 113713938 B CN113713938 B CN 113713938B CN 202111010957 A CN202111010957 A CN 202111010957A CN 113713938 B CN113713938 B CN 113713938B
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- electromagnetic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0012—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain)
- B02C19/005—Devices for disintegrating materials by collision of these materials against a breaking surface or breaking body and/or by friction between the material particles (also for grain) the materials to be pulverised being disintegrated by collision of, or friction between, the material particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
- B02C19/186—Use of cold or heat for disintegrating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
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- Health & Medical Sciences (AREA)
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The utility model provides an ultralow-temperature electromagnetic impactor grinding device which comprises a liquid nitrogen system, an electromagnetic assembly and a grinding assembly, wherein the electromagnetic assembly comprises an electromagnetic hollow pipe and an electromagnetic coil, and the electromagnetic coil is wound on the outer side of the electromagnetic hollow pipe; the liquid nitrogen system is sleeved on the periphery of the electromagnetic assembly to enable the electromagnetic assembly to be in an ultralow temperature environment, and the crushing assembly comprises a hollow column tube, a tube plug and a crushing rod; pipe plugs are arranged on two sides of the hollow column pipe, the smashing assembly is installed in the electromagnetic hollow pipe wound with the electromagnetic coil, the electromagnetic coil is connected with alternating current, and the magnetic rod is driven to move in a high-frequency mode through the magnetic field transformation of the alternating current. It is simple structure, convenient to use, the super low temperature reducing mechanism of contactless cell wall breaking that the effect is showing.
Description
Technical Field
The utility model relates to an ultralow temperature electromagnetic impactor grinding device, in particular to a non-contact cell wall breaking and ultralow temperature crushing device.
Background
The most basic structure of the cell is a plurality of forms of organisms, and the cell contains a plurality of very useful nutrient components such as polysaccharide, triterpenes, alkaloids, amino acid and the like, and has high nutritional value.
Because the cell wall or cell membrane structure is very hard and has toughness, acid resistance, alkali resistance, high pressure resistance and is not easy to digest, the nutrient substances in the cell wall or cell membrane structure are difficult to absorb and utilize by the human body, but the nutrient substances of the cell after the cell wall is broken can be fully released and are convenient to absorb, thereby having great practical significance for the cell wall breaking research.
The research on cell wall breaking has become a research hotspot in the field of traditional Chinese medicinal materials and the field of food health care in recent years, with the continuous development of scientific technology, cell wall breaking methods are more and more, each method has respective advantages and disadvantages, three major types, namely a biological method, a chemical method and a physical method, are available, and enzymes in the biological method are easy to hydrolyze useful substances released by spores; the chemical method consumes long time and can bring other impurities; the mechanical principle is long in time consumption and large in energy consumption. Most of the existing wall breaking methods are mainly used for breaking the wall by destroying the structure of the cell wall or changing the permeability of the cell membrane.
Patent document CN 111117871A discloses spiral shell formula cell wall breaking device is folded to low temperature, including cooling system, cutting device and broken wall section of thick bamboo, cutting device sets up in broken wall section of thick bamboo, broken wall section of thick bamboo includes cooling interlayer and vacuum layer, and the cooling interlayer sets up in broken wall section of thick bamboo inner wall outside, and cooling system and cooling interlayer intercommunication have liquid nitrogen in the cooling interlayer, the vacuum layer sets up in the cooling interlayer outside, cutting device is including folding spiral shell sword and axis of rotation, and the axis of rotation setting is in broken wall section of thick bamboo, folds the spiral shell sword setting in the axis of rotation.
Patent document CN203315787U discloses a chinese herbal medicine active ingredient low temperature extraction element relates to the medicine and draws equipment technical field, including a support, be equipped with the low temperature of taking steam heating intermediate layer on the support and draw the groove, the low temperature draws the tank bottom portion and is equipped with ultrasonic vibrator, the low temperature draws tank upper portion and is equipped with the feeder hopper, the low temperature draws the tank bottom portion and is equipped with discharge gate and comdenstion water export, the low temperature draws tank upper portion still to be equipped with temperature-sensing ware and pressure gauge, the low temperature draws tank one side to be connected with steam conduit, and the opposite side is connected with evacuation mechanism. The utility model adopts low-temperature extraction, so that the active ingredients in the medicinal materials are protected to the maximum extent, the quality of the extract is greatly improved, and the use amount of steam is obviously reduced due to the low-temperature extraction, so that the production benefit is improved.
That is, the above patent document claims that the wall can be broken in a low temperature environment, but CN203315787U is a low temperature steam, the temperature is about 60-80 degrees below zero, the heat generated when the blade vibrates can be combined with the low temperature steam, the processing temperature of the sample can be directly changed to a normal temperature state, and the temperature is still higher.
Further, patent document CN 111117871 a cuts a sample by a screw cutter instead of vibrating, patent document CN203315787U is vibrated by an ultrasonic vibrator and does not utilize an electromagnetic technique, and the above patent document cannot control the vibration frequency and speed reasonably according to the desired particle size.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the non-contact cell wall breaking ultralow-temperature crushing device which is simple in structure, convenient to use and obvious in effect.
The specific technical scheme is as follows: an ultralow-temperature electromagnetic impactor grinding device comprises a liquid nitrogen system, an electromagnetic assembly and a grinding assembly, wherein the electromagnetic assembly comprises an electromagnetic hollow tube and an electromagnetic coil, and the electromagnetic coil is wound on the outer side of the electromagnetic hollow tube;
the liquid nitrogen system is sleeved on the periphery of the electromagnetic assembly to enable the electromagnetic assembly to be in an ultralow temperature environment, and the crushing assembly comprises a hollow column tube, a tube plug and a crushing rod; pipe plugs are arranged on two sides of the hollow column pipe; the pipe plug comprises an end cover and a magnetic component, the magnetic component is arranged on the end cover, the crushing rod is arranged in the hollow column pipe, and the crushing rod is a magnetic rod;
the crushing assembly is arranged in the electromagnetic hollow tube wound with the electromagnetic coil, the electromagnetic coil is connected with alternating current, and the magnetic rod is driven to move in the hollow column tube at high frequency through the magnetic field transformation of the alternating current.
Preferably, the two ends of the hollow column pipe orifice are provided with grooves, and the pipe plug is provided with a boss matched with the grooves, so that a closed space is formed.
Preferably, the boss is a magnetic component.
Preferably, the magnetic assemblies are respectively a first magnetic assembly and a second magnetic assembly, the first magnetic assembly and the second magnetic assembly are respectively located at two ends of the hollow column tube, the polarity of the first magnetic assembly is the same as that of the proximal end of the magnetic rod facing the first magnetic assembly, the polarity of the second magnetic assembly is the same as that of the proximal end of the magnetic rod facing the second magnetic assembly, the electromagnetic coil is electrified with alternating current, and the magnetic rod moves in the hollow column tube at high frequency under the action of the magnetic fields of the first magnetic assembly and the second magnetic assembly.
Preferably, the electromagnetic hollow tube is made of one or two of epoxy resin and polyimide resin.
Preferably, the material of the crushing rod is magnetic stainless steel or carbon steel.
Preferably, the structure of the electromagnetic coil is a spiral winding wire, and the material of the electromagnetic coil is copper or aluminum.
Preferably, the liquid nitrogen system comprises a shell, the shell is of a hollow structure, the shell is located on the periphery of the electromagnetic assembly, liquid nitrogen is filled in the hollow structure of the shell and serves as a cooling layer, a liquid nitrogen inlet and a liquid nitrogen outlet are formed in the shell, and the liquid nitrogen inlet and the liquid nitrogen outlet are communicated with the hollow structure.
Preferably, the crushing device further comprises a control system and an input module, wherein the input module is connected with the control module and inputs the granularity required to be crushed; the control system controls the frequency and the current of the alternating current according to the granularity required to be crushed and input by the input module.
Preferably, the system further comprises a matching module, wherein the matching module comprises a granularity classification module and an alternating current module corresponding to the granularity classification module; the granularity classification module is used for performing range classification according to the granularity required to be crushed by a user, the alternating current module is used for performing frequency of required alternating current corresponding to the crushed granularity, the matching module is connected with the control system and the input module, the user inputs the granularity required to be crushed and compares the granularity required to be crushed with the granularity classification module in the matching module, the corresponding granularity classification range is selected, the frequency of the alternating current corresponding to the granularity classification range is selected to serve as the optimal frequency of the alternating current, and the control system controls the alternating current according to the optimal frequency of the alternating current.
Compared with the prior art, the utility model has the beneficial effects that:
1. by adopting an electromagnetic driving collision technology, the unique structural design is applied to cell wall breaking and ultralow temperature crushing, and the non-cross contamination of the sample is ensured.
2. Through the structure of the electromagnetic driving device, the cell wall breaking step does not need manual operation, reduces the burden of manpower, reduces the analysis step and saves time.
3. Electromagnetic drive collision structure can direct damage, does not have adapting unit (belong to contactless collision and smashes), accomplishes one step of crushing operation and need not to wash, distinguishes the crushing step of many batches of samples according to batch, need not take first batch sample washing, then adds next batch sample and smashes such substep operation, and labour saving and time saving especially the effect is better when needing to carry out the experiment that does not have cross contamination and detect.
4. The utility model provides a control system, an input module and a matching module, so that the speed of an electromagnetic drive impactor is controllable at will, the granularity required by crushing can be adjusted through different parameters, and samples are uniform after being accurately processed and have high consistency.
5. The utility model utilizes the electromagnetic induction principle, realizes vibration by reciprocating motion of the crushing rod (magnetic rod) in the cavity, does not adopt driving structures such as a motor, a motor and the like, is simple in structure, and applies the electromagnetic induction driving device to the field of cell wall breaking for the first time.
6. The ultra-low temperature of liquid nitrogen environment that this application provided maintains compares prior art, can guarantee the quality that the sample was handled.
Drawings
FIG. 1 is a schematic diagram of an internal collision structure in the non-contact cell wall breaking ultra-low temperature pulverizing apparatus of the present invention;
FIG. 2 is a schematic view of the structure of an electromagnetic hollow tube in the non-contact cell wall breaking ultra-low temperature pulverizing apparatus;
FIG. 3 is a schematic view of the working principle of the non-contact cell wall breaking ultra-low temperature pulverizing apparatus of the present invention;
the reference numbers are as follows:
1-pipe plug; 11-end cap; 12-a first magnetic component; 13-a second magnetic component; 2-empty column tube; 3-crushing the rods; 4-an electromagnetic coil; 5-electromagnetic hollow pipe; 6-shell.
Detailed Description
Example 1:
as shown in fig. 1: the device for grinding the electromagnetic impactor under the liquid nitrogen comprises a pipe plug 1 and an empty column pipe 2 capable of being inserted, a grinding rod 3 is inserted into the inner side of the empty column pipe 2, the grinding rod 3 can move left and right in the empty column pipe 2, and the pipe plug 1 and the empty column pipe 2 form a closed space after being plugged, so that the sample can be prevented from leaking.
As shown in fig. 2: the hollow column tube 2 and the tube plugs 1 on two sides, the crushing rod 3 forms an ultra-low temperature crushing tube and is plugged into the hollow electromagnetic tube 5, the electromagnetic coil 4 is wound outside the hollow electromagnetic tube 5, the electromagnetic coil 4 is connected with alternating current, the crushing rod 3 is driven to move at high frequency in the hollow column tube 2 through the magnetic field transformation of the alternating current and collide with the tube plugs 1, and therefore samples in the hollow column tube 2 are crushed through collision.
The non-contact cell wall breaking ultralow temperature crushing device also comprises a hollow column tube 2, and the structure is that a hollow column tube opening is provided with a groove, so that the tube plug 1 can be tightly plugged to form a closed space, and a sample is prevented from leaking; the pipe plug 1 and the crushing rod 3 are made of magnetic stainless steel. The electromagnetic coil 4 is a spiral winding wire and is made of copper. The electromagnetic hollow pipe 5 is a hollow core pipe and is made of epoxy resin or polyimide resin.
Example 2:
as shown in fig. 1 to 3, the present embodiment provides an ultra-low temperature electromagnetic impactor grinding device, comprising a liquid nitrogen system, an electromagnetic assembly and a crushing assembly, wherein the electromagnetic assembly comprises an electromagnetic hollow tube and an electromagnetic coil, and the electromagnetic coil is wound outside the electromagnetic hollow tube;
the liquid nitrogen system comprises a shell, the shell 6 is of a hollow structure, the shell 6 is located on the periphery of the electromagnetic assembly and is in an ultralow temperature environment, liquid nitrogen is filled in the hollow structure of the shell 6 and serves as a cooling layer, a liquid nitrogen inlet and a liquid nitrogen outlet are formed in the shell, and the liquid nitrogen inlet and the liquid nitrogen outlet are communicated with the hollow structure;
the crushing assembly comprises a hollow column tube 2, a tube plug 1 and a crushing rod 3; pipe plugs are arranged on two sides of the hollow column pipe; the pipe plug comprises an end cover 11 and a magnetic assembly, the magnetic assembly is arranged on the end cover 11, the crushing rod is installed in the hollow column pipe, and the crushing rod 3 is a magnetic rod;
the crushing assembly is arranged in the electromagnetic hollow tube wound with the electromagnetic coil, the electromagnetic coil is connected with alternating current, and the magnetic rod is driven to move in the hollow column tube at high frequency through the magnetic field transformation of the alternating current.
Specifically, the electromagnetic hollow tube is made of one or two of epoxy resin and polyimide resin. The material of the crushing rod is magnetic stainless steel or carbon steel. The structure of the electromagnetic coil is a spiral winding wire, and the material of the electromagnetic coil is copper or aluminum.
Wherein, provide in this embodiment the hollow column mouth of pipe both ends are fluted, the end cap be provided with recess matched with boss makes it form enclosure space, specifically, the boss is magnetic component.
As a preferred embodiment, the magnetic assemblies provided in this embodiment are a first magnetic assembly 12 and a second magnetic assembly 13, the first magnetic assembly 12 and the second magnetic assembly 13 are respectively located at two ends of the hollow cylindrical tube, the first magnetic assembly and the magnetic rod facing the first magnetic assembly have the same proximal polarity, the second magnetic assembly and the magnetic rod facing the second magnetic assembly have the same proximal polarity, the electromagnetic coil is energized with alternating current, and the magnetic rod moves in the hollow cylindrical tube at a high frequency under the action of the magnetic fields of the first magnetic assembly and the second magnetic assembly.
As a preferred embodiment, the device provided by the utility model further comprises a control system, an input module and a matching module, wherein the input module is connected with the control module, and the input module inputs the granularity required to be crushed; the control system controls the frequency and the current of the alternating current according to the granularity required to be crushed and input by the input module.
Specifically, the matching module comprises a granularity classification module and an alternating current module corresponding to the granularity classification module; the granularity classification module is used for performing range classification according to the granularity required to be crushed by a user, the alternating current module is used for performing frequency of required alternating current corresponding to the crushed granularity, the matching module is connected with the control system and the input module, the user inputs the granularity required to be crushed and compares the granularity required to be crushed with the granularity classification module in the matching module, the corresponding granularity classification range is selected, the frequency of the alternating current corresponding to the granularity classification range is selected as the optimal frequency of the alternating current, and the control system controls the alternating current according to the optimal frequency and the current of the alternating current.
The alternating current module corresponding to the granularity classification module provided by the utility model is determined by performing range classification on the crushed granularity, determining the required frequency of the alternating current according to the required granularity and mapping the frequency of the alternating current and the range of the granularity required to be crushed.
According to the utility model, when a user inputs the granularity required to be crushed, the optimal frequency of the alternating current is determined according to the matching module, and then the optimal frequency of the alternating current is controlled by the control system to be in the optimal frequency for working, so that a sample can be accurately processed, and the processed sample has good uniformity and high consistency.
The existing cell wall breaking and ultralow temperature crushing is carried out manually by adding low-temperature liquid or solid such as dry ice or liquid nitrogen and the like based on a mortar. Non-contact cell wall ultra-low temperature reducing mechanism patent innovation point: 1. by adopting an electromagnetic driving collision technology, the unique structural design is applied to cell wall breaking and ultralow temperature crushing, and the non-cross contamination of the sample is ensured. 2. Through the structure of the electromagnetic driving device, the cell wall breaking step does not need manual operation, so that the labor load is reduced, the analysis step is reduced, and the time is saved; 3. electromagnetic drive collision structure can direct damage, does not have adapting unit (belong to contactless collision and smashes), accomplishes one step of crushing operation and need not to wash, distinguishes the crushing step of many batches of samples according to batch, need not take first batch sample washing, then adds next batch sample and smashes such substep operation, and labour saving and time saving especially the effect is better when needing to carry out the experiment that does not have cross contamination and detect. 4. Through unique control technique, reach the speed that electromagnetic drive hit the son controllable wantonly, to the different samples that smash, the granularity of requirement can be adjusted through different parameters, accomplishes that the accurate back of handling of sample is even, and the uniformity is high.
The above detailed description is specific to one possible embodiment of the present invention, and the embodiment is not intended to limit the scope of the present invention, and all equivalent implementations or modifications without departing from the scope of the present invention should be included in the technical scope of the present invention.
Claims (5)
1. The ultralow-temperature electromagnetic impactor grinding device is characterized by comprising a liquid nitrogen system, an electromagnetic assembly and a grinding assembly, wherein the electromagnetic assembly comprises an electromagnetic hollow pipe and an electromagnetic coil, and the electromagnetic coil is wound on the outer side of the electromagnetic hollow pipe;
the liquid nitrogen system is sleeved on the periphery of the electromagnetic assembly to enable the electromagnetic assembly to be in an ultralow temperature environment, and the crushing assembly comprises a hollow column tube, a tube plug and a crushing rod; pipe plugs are arranged on two sides of the hollow column pipe; the pipe plug comprises an end cover and a magnetic assembly, the magnetic assembly is arranged on the end cover, the crushing rod is installed in the hollow column pipe, and the crushing rod is a magnetic rod;
the crushing assembly is arranged in the electromagnetic hollow tube wound with the electromagnetic coil, the electromagnetic coil is connected with alternating current, and the magnetic rod is driven to move in the hollow column tube at high frequency through the magnetic field transformation of the alternating current;
grooves are formed in two ends of the opening of the hollow column, and the pipe plug is provided with a boss matched with the grooves so as to form a closed space; the boss is a magnetic component;
the magnetic assemblies are respectively a first magnetic assembly and a second magnetic assembly, the first magnetic assembly and the second magnetic assembly are respectively positioned at two ends of the hollow column tube, the polarity of the first magnetic assembly is the same as that of the near end of the magnetic rod facing the first magnetic assembly, the polarity of the second magnetic assembly is the same as that of the near end of the magnetic rod facing the second magnetic assembly, alternating current is conducted to the electromagnetic coil, and the magnetic rod moves in the hollow column tube at high frequency under the action of the magnetic fields of the first magnetic assembly and the second magnetic assembly;
the crushing device also comprises a control system and an input module, wherein the input module is connected with the control module and inputs the granularity required to be crushed; the control system controls the frequency and the current of the alternating current according to the granularity required to be crushed input by the input module;
the matching module comprises a granularity classification module and an alternating current module corresponding to the granularity classification module; the granularity classification module is used for carrying out range classification according to the granularity required to be crushed by a user, the alternating current module is used for carrying out frequency of required alternating current corresponding to the crushed granularity, the matching module is connected with the control system and the input module, the user inputs the required crushed granularity, the required crushed granularity is compared with the granularity classification module in the matching module, the corresponding granularity classification range is selected, the frequency of the alternating current corresponding to the granularity classification range is selected to serve as the optimal frequency of the alternating current, and the control system controls the alternating current according to the optimal frequency of the alternating current.
2. The ultra low temperature electromagnetic impactor grinding apparatus of claim 1 wherein said hollow electromagnetic tube is made of one or both of epoxy and polyimide resins.
3. The ultra low temperature electromagnetic impactor grinding apparatus of claim 1 wherein said grinding bar is made of magnetic stainless steel or carbon steel.
4. The ultra low temperature electromagnetic impactor grinding mill of claim 1 wherein the structure of said electromagnetic coil is a helically wound wire and the material of the electromagnetic coil is copper or aluminum.
5. The cryogenic electromagnetic impactor grinding apparatus of claim 1 wherein said liquid nitrogen system comprises a housing, said housing is a hollow structure, said housing is located at the periphery of said electromagnetic assembly, liquid nitrogen is contained in the hollow structure of said housing as a cooling layer, said housing is provided with a liquid nitrogen inlet and a liquid nitrogen outlet, both of which are in communication with the hollow structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111010957.0A CN113713938B (en) | 2021-08-31 | 2021-08-31 | Ultralow temperature electromagnetic impactor grinding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111010957.0A CN113713938B (en) | 2021-08-31 | 2021-08-31 | Ultralow temperature electromagnetic impactor grinding device |
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| CN113713938A CN113713938A (en) | 2021-11-30 |
| CN113713938B true CN113713938B (en) | 2022-06-24 |
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| CN106324149B (en) * | 2016-11-18 | 2019-02-19 | 司法部司法鉴定科学技术研究所 | A kind of method of the just special careless main component of quick detection |
| CN108212421A (en) * | 2016-12-21 | 2018-06-29 | 拓赫机电科技(上海)有限公司 | A kind of novel whole process is immersed under ultra-low temperature liquid nitrogen environment and grinds equipment |
| CN211707028U (en) * | 2019-11-13 | 2020-10-20 | 浙江优嘉科学仪器制造有限公司 | Immersion type liquid nitrogen freezing and grinding instrument |
| CN112337532A (en) * | 2020-10-13 | 2021-02-09 | 集美大学 | Ultra-low temperature reducing mechanism |
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