CN114397171B - Detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance - Google Patents
Detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance Download PDFInfo
- Publication number
- CN114397171B CN114397171B CN202210091569.8A CN202210091569A CN114397171B CN 114397171 B CN114397171 B CN 114397171B CN 202210091569 A CN202210091569 A CN 202210091569A CN 114397171 B CN114397171 B CN 114397171B
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- heating pipe
- tube
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 38
- 239000003814 drug Substances 0.000 title claims description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 213
- 238000007664 blowing Methods 0.000 claims abstract description 40
- 235000013601 eggs Nutrition 0.000 claims abstract description 13
- 239000000273 veterinary drug Substances 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 9
- 239000007769 metal material Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229940079593 drug Drugs 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 47
- 239000000463 material Substances 0.000 abstract description 3
- 108091006146 Channels Proteins 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- -1 and when in heating Chemical compound 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000000447 pesticide residue Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/4022—Concentrating samples by thermal techniques; Phase changes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/02—Food
- G01N33/08—Eggs, e.g. by candling
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Food Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Medicinal Chemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of nitrogen blowing instruments and provides a nitrogen blowing instrument for detecting veterinary drug residues in eggs, which comprises a machine body, a plurality of heating devices and blowing needles, wherein the heating devices are arranged on the machine body and comprise a plurality of heating pipes and heating coils, the heating pipes are all arranged on the machine body and are provided with water inlet holes, the heating pipes are made of water inlet materials, the periphery of each heating pipe is wound with the heating coil, the blowing needles are in one-to-one correspondence with the heating pipes, and the air outlets of the blowing needles face the pipe orifice of the heating pipe. Through above-mentioned technical scheme, solved the nitrogen in the prior art and blown the appearance and can only carry out water bath heating or can only carry out dry-type heating, use inconvenient problem.
Description
Technical Field
The invention relates to the technical field of nitrogen blowing instruments, in particular to a nitrogen blowing instrument for detecting veterinary drug residues in eggs.
Background
Generally, a nitrogen blowing instrument is used for detecting veterinary drug residues in eggs, and the nitrogen blowing instrument generally blows nitrogen into the surface of a heated sample to concentrate the sample, so that the nitrogen blowing instrument is widely applied to industries such as pesticide residue analysis, commercial inspection, food, environment, pharmacy, biological products and the like. The nitrogen blowing instrument mainly utilizes the characteristics of inert and oxygen isolation of nitrogen, and when in heating, nitrogen is blown to the surface of a heated sample at the top of the sample in a rapid, continuous and controllable manner, so that the rapid concentration of a large number of samples is realized, and the nitrogen blowing instrument has the characteristics of time saving, convenient operation and easy control, and can quickly obtain expected results.
The common nitrogen blowing instrument comprises a dry nitrogen blowing instrument and a water bath nitrogen blowing instrument, wherein the dry nitrogen blowing instrument adopts a metal module for heating, and is generally an aluminum module, the water bath nitrogen blowing instrument adopts a water bath kettle for heating, and the water bath nitrogen blowing instrument has the advantage of milder and more uniform heating compared with the dry nitrogen blowing instrument, but cannot be used for some water-afraid samples, only can be used, and the use of the two nitrogen blowing instruments has certain limitation.
Disclosure of Invention
The invention provides a nitrogen blowing instrument for detecting veterinary drug residues in eggs, which solves the problem that the nitrogen blowing instrument in the prior art is inconvenient to use because the nitrogen blowing instrument can only perform water bath heating or only perform dry heating.
The technical scheme of the invention is as follows:
the utility model provides a detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance, is in including organism, setting heating device on the organism and blow the needle, heating device includes heating pipe, heating coil, the heating pipe is a plurality of, all sets up on the organism, be equipped with the inlet opening on the heating pipe, the heating pipe is intake the material and every the heating pipe periphery all is around being equipped with heating coil, blow the needle be a plurality of and with heating pipe one-to-one, blow the gas outlet orientation of needle the mouth of pipe of heating pipe.
Further, the heating device further comprises a jacket, the jacket is arranged on the outer side of the heating pipe, the jacket and the heating pipe clamp the heating coil in the middle, and a liquid flow channel communicated with the inside of the heating pipe is arranged on the jacket.
Further, the flow channel is spirally arranged in the outer sleeve.
Further, the device comprises a tube sleeve, wherein the tube sleeve is used for installing a test tube, the tube sleeve can be installed in the heating tube, the outer wall of the tube sleeve is attached to the inner wall of the heating tube, and the tube sleeve is made of metal materials.
Further, still include the adjustment support, the adjustment support includes fixed disk and sliding arm, the fixed disk sets up on the organism, the sliding arm is a plurality of, a plurality of the sliding arm is around the circumferencial direction of fixed disk is established on the fixed disk, the sliding arm is followed the radial slip setting of fixed disk, the heating pipe with blow the needle all setting and be in on the sliding arm.
Further, the sliding arm is provided with a rack part, the adjusting support further comprises a driving gear ring and driven gears, the driving gear ring and the driven gears are all rotatably arranged on the fixed disc, the number of the driven gears is multiple, the driving gear ring is meshed with the driven gears, and each driven gear is meshed with the rack part on the sliding arm.
Further, the heating pipe comprises a pipe clamp, wherein the pipe clamp is arranged on the sliding arm and is positioned above the heating pipe.
Further, the pipe clamp comprises a fixed ring, clamping arms and an elastic element, wherein the fixed ring is arranged above the pipe clamp, the clamping arms are multiple and are arranged on the fixed ring around the circumferential direction of the fixed ring, the clamping arms are arranged along the radial sliding direction of the fixed ring, and the elastic element provides elastic force for enabling the clamping arms to be close to the center of the fixed ring.
Further, a protection plate is arranged on the sliding arm.
The working principle and the beneficial effects of the invention are as follows:
the utility model provides a detect remaining nitrogen of egg traditional chinese veterinary medicine and blow appearance, be equipped with the heating device who is used for heating the sample on the organism and blow the needle to the sample surface nitrogen gas that blows, blow the needle to the sample surface nitrogen gas that blows when heating device heats the sample, make the sample can concentrate fast, in order to realize can enough water bath heating also can dry-type heating two kinds of heating forms, heating device includes heating pipe and heating coil, be equipped with a plurality of heating pipes on the organism, the heating pipe is the metal material, the periphery of every heating pipe all is provided with heating coil, heating coil connects ac power, heating coil lets in the alternating current like this, heating coil just produces alternating magnetic field, produce the vortex in the heating pipe, produce heat energy, the heating pipe has tubular accommodation space, and be equipped with the inlet opening, there is water supply device through the inlet opening intercommunication, can realize two kinds of heating methods like this. The heating pipe, the heating coil and the corresponding blowing needle form a heating unit, each heating unit can independently control heating, when water bath heating is adopted, a test tube containing a sample is placed in the heating pipe, water is introduced into the heating pipe through the water supply device and kept in water quantity, heat generated in the heating pipe firstly heats the water and then heats the sample in the test tube, a water bath heating mode is realized, each sample can be independently heated, water consumption is less for a water bath mode in the prior art, and heating efficiency is higher; when adopting dry-type heating, hold the test tube that has the sample and place in the heating pipe, test tube wall and heating pipe wall contact, water supply installation does not supply water, directly heats the sample in the test tube through the heating pipe, and the mode that utilizes vortex heating is higher than the form heating efficiency that adopts aluminium heating piece among the prior art. The heating device formed by matching the heating pipe and the heating coil can realize two heating modes of water bath and dry type, can be selected according to requirements, and can ensure higher heating efficiency; meanwhile, each heating device can be controlled independently, can be used selectively according to the needs, and is more convenient.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a heating device;
FIG. 3 is a schematic view of an adjusting bracket structure;
FIG. 4 is a schematic view of a pipe clamp;
in the figure: 1. the device comprises a machine body, 2, a heating device, 21, a heating pipe, 211, a water inlet hole, 22, a heating coil, 23, an outer sleeve, 231, a liquid flow channel, 24, a pipe sleeve, 3, a blowing needle, 4, an adjusting bracket, 41, a fixed disc, 42, a sliding arm, 421, a protection plate, 422, a rack part, 43, a driving gear ring, 44, a driven gear, 5, a pipe clamp, 51, a fixed ring, 52, a clamping arm, 53, an elastic element, 6 and a test tube.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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.
As shown in fig. 1 to 4, the present embodiment proposes
The utility model provides a detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance, includes organism 1, sets up heating device 2 on organism 1 and blow needle 3, heating device 2 includes heating pipe 21, heating coil 22, and heating pipe 21 is a plurality of, all sets up on organism 1, is equipped with inlet opening 211 on the heating pipe 21, and heating pipe 21 is the material of intaking and every heating pipe 21 periphery all winds and is equipped with heating coil 22, blows needle 3 be a plurality of and with heating pipe 21 one-to-one, blow the mouth of pipe of needle 3's gas outlet orientation heating pipe 21.
The heating device 2 for heating the sample and the blowing needle 3 for blowing nitrogen to the surface of the sample are arranged on the machine body 1, the heating device 2 heats the sample and the blowing needle 3 blows nitrogen to the surface of the sample, so that the sample can be concentrated rapidly, the heating device 2 comprises heating pipes 21 and heating coils 22 for realizing water bath heating and dry heating, a plurality of heating pipes 21 are arranged on the machine body 1, the heating pipes 21 are made of metal materials, the heating coils 22 are arranged on the periphery of each heating pipe 21, the heating coils 22 are connected with an alternating current power supply, the heating coils 22 are electrified with alternating current, alternating magnetic fields are generated by the heating coils 22, vortex flow is generated in the heating pipes 21, heat energy is generated, the heating pipes 21 are provided with tubular accommodating spaces, water inlet holes 211 are formed, and the water inlet holes 211 are communicated with water supply devices, so that two heating modes can be realized. The heating pipe 21, the heating coil 22 and the corresponding blowing needle 3 form a heating unit, each heating unit can independently control heating, when water bath heating is adopted, the test tube 6 containing the sample is placed in the heating pipe 21, water is introduced into the heating pipe 21 through the water supply device and kept in water quantity, heat generated in the heating pipe 21 firstly heats the water and then heats the sample in the test tube 6, a water bath heating mode is realized, each sample can be independently heated, the water consumption is less for a water bath mode in the prior art, and the heating efficiency is higher; when the dry type heating is adopted, the test tube 6 containing the sample is placed in the heating tube 21, the wall of the test tube 6 is in contact with the wall of the heating tube 21, the water supply device does not supply water, the sample in the test tube 6 is directly heated through the heating tube 21, and the mode of eddy current heating is utilized to heat the sample more efficiently than the mode of adopting an aluminum heating block in the prior art. The heating device 2 formed by matching the heating pipe 21 and the heating coil 22 can realize two heating modes of water bath and dry type, can be selected according to requirements, and can ensure higher heating efficiency; meanwhile, each heating device 2 can be controlled independently, can be used selectively according to the needs, and is more convenient.
In one embodiment, the air blowing and heating device is used for enabling nitrogen blown into the test tube by the air blowing needle to be hot nitrogen, so that the heating efficiency is improved, and the heating effect is guaranteed.
The heating device 2 further comprises a jacket 23, the jacket 23 is arranged outside the heating tube 21, the jacket 23 and the heating tube 21 sandwich the heating coil 22, and a liquid flow channel 231 communicated with the interior of the heating tube 21 is arranged on the jacket 23.
Although the heating efficiency is higher by adopting the eddy current heating mode, the magnetic force lines of the alternating magnetic field generated by the heating coil 22 on the outer side of the heating tube 21 cannot be fully utilized, on one hand, energy loss can be caused, on the other hand, adjacent heating tubes 21 can be influenced, and difficulty is caused in temperature control of the heating tubes 21, so that the outer sleeve 23 is designed, the heating coil 22 is clamped between the outer sleeve 23 and the heating tubes 21, and the liquid flow channel 231 for communicating the heating tubes 21 and the water supply device is arranged on the outer sleeve 23, so that the problem that the magnetic force lines generated by the heating coil 22 cannot fully utilize waste energy sources can be effectively solved, liquid in the liquid flow channel 231 is heated by the liquid flow channel, water is heated before entering the heating tubes 21, on the one hand, the heating efficiency in water bath heating can be improved, on the other hand, the water supplementing in the heating tubes 21 in the water bath process can not cause great fluctuation of the water temperature in the heating tubes 21, and the water bath effect can be ensured. Meanwhile, the arrangement of the outer sleeve 23 can also play a role in electromagnetic shielding, so that influence on the nearby heating pipe 21 is avoided, and controllability is improved.
The flow channel 231 is spirally disposed within the outer jacket 23.
The spiral flow channel 231 can extend the length of the channel and the residence time of water, and can fully preheat the water entering the heating pipe 21, so that the water temperature in the heating pipe 21 is high enough to ensure the water temperature in the heating pipe 21 to be stable.
The device further comprises a tube sleeve 24, wherein the tube sleeve 24 is used for installing the test tube 6, the tube sleeve 24 can be installed in the heating tube 21, the outer wall of the tube sleeve 24 is attached to the inner wall of the heating tube 21, and the tube sleeve 24 is made of metal.
The design of pipe box 24 is in order to promote the efficiency of dry-type heating and adapt to not test tube 6 of equidimension, no matter test tube 6 size all soaks in the heating medium water during the water bath heating, can guarantee that heating efficiency is unanimous basically, but when carrying out dry-type heating, the test tube 6 of equidimension and the heating medium that is the distance difference of heating pipe 21 pipe wall can influence heating efficiency, consequently design the pipe box 24 of multiple form installs test tube 6, installs pipe box 24 in heating pipe 21 again, guarantees the heating efficiency of dry-type heating.
Still include adjustment support 4, adjustment support 4 includes fixed disk 41 and slide arm 42, and fixed disk 41 sets up on organism 1, and slide arm 42 is a plurality of, and a plurality of slide arms 42 are established on fixed disk 41 around the circumferencial direction of fixed disk 41, and slide arm 42 slides along the radial of fixed disk 41 and sets up, and heating pipe 21 and blowing needle 3 all set up on slide arm 42.
The heating coils 22 of the heating pipes 21 can be controlled independently, so that the heating pipes 21 can be controlled independently, and each sample can be heated and concentrated at different temperatures or concentrated and heated at different times, but because the samples are different or parameters of the heating and the concentration are different, the final detection result is affected easily by mutual interference, so that a certain interval is needed between the test tubes 6 to ensure no influence on the detection result, but the whole equipment is increased in size and inconvenient to store. In order to solve the above problems, an adjusting bracket 4 is designed, several sliding arms 42 arranged in the circumferential direction are arranged on a fixed disc 41, and each sliding arm 42 is provided with a heating pipe 21 and a blowing needle 3, so that the heating pipe 21 and the blowing needle 3 can be driven to move outwards by sliding the sliding arms 42 outwards, the distance between two adjacent heating units is increased, and the simultaneous heating and concentration of different samples or different parameters is realized, and the sliding arms 42 can be retracted inwards during normal use, so that the volume is smaller during normal use and storage, and the use and storage are convenient.
The sliding arm 42 is provided with a rack part 422, the adjusting bracket 4 further comprises a driving gear ring 43 and a driven gear 44, the driving gear ring 43 and the driven gear 44 are rotatably arranged on the fixed disc 41, the driven gear 44 is multiple, the driving gear ring 43 is meshed with the driven gears 44, and each driven gear 44 is meshed with the rack part 422 on one sliding arm 42.
The driving gear ring 43 drives the plurality of driven gears 44 to rotate, and the driven gears 44 drive the sliding arms 42 to move, so that the function of simultaneously driving the plurality of sliding arms 42 can be realized, the positions of the plurality of heating units can be adjusted, and the distances among the plurality of heating units can be adjusted.
Also included is a tube clamp 5, the tube clamp 5 being disposed on the slider arm 42 above the heating tube 21. The pipe clamp 5 includes a fixed ring 51, clamping arms 52, and an elastic member 53, the fixed ring 51 is disposed above the pipe clamp 5, the clamping arms 52 are plural and the plurality of clamping arms 52 are disposed on the fixed ring 51 around a circumferential direction of the fixed ring 51, the clamping arms 52 are disposed to slide radially along the fixed ring 51, and the elastic member 53 provides an elastic force to bring the clamping arms 52 close to a center of the fixed ring.
Guarantee through setting up pipe clamp 5 that test tube 6 can vertically place in heating pipe 21, guarantee to blow needle 3 and test tube 6's location, avoid blowing needle 3 to blow test tube 6 to one side, influence the concentrated effect of heating, further press from both sides tight test tube 6 through a plurality of clamp arms 52 that the circumferencial direction was arranged, guarantee test tube 6's stability, utilize the elastic component to realize test tube 6's automatic centre gripping simultaneously, facilitate the use.
The slide arm 42 is provided with a protection plate 421. The heating device 2 is enclosed by the protection plate 421, so that safety is ensured, and potential safety hazards are reduced.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (5)
1. The utility model provides a detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance, includes organism (1), sets up heating device (2) and blow needle (3) on organism (1), a serial communication port, heating device (2) include heating pipe (21), heating coil (22), heating pipe (21) are a plurality of, all set up on organism (1), be equipped with inlet opening (211) on heating pipe (21), heating pipe (21) are the metal material and every heating pipe (21) periphery all is around being equipped with heating coil (22), blow needle (3) be a plurality of and with heating pipe (21) one-to-one, blow the gas outlet of needle (3) towards the mouth of pipe of heating pipe (21);
the heating device (2) further comprises a jacket (23), the jacket (23) is arranged outside the heating pipe (21), the jacket (23) and the heating pipe (21) clamp the heating coil (22) in the middle, and a liquid flow channel (231) communicated with the inside of the heating pipe (21) is arranged on the jacket (23);
the liquid flow channel (231) is spirally arranged in the outer sleeve (23);
the device comprises a machine body (1), and is characterized by further comprising an adjusting bracket (4), wherein the adjusting bracket (4) comprises a fixed disc (41) and a plurality of sliding arms (42), the fixed disc (41) is arranged on the machine body (1), the plurality of sliding arms (42) are arranged on the fixed disc (41) around the circumferential direction of the fixed disc (41), the sliding arms (42) are arranged in a sliding manner along the radial direction of the fixed disc (41), and the heating pipe (21) and the blowing needle (3) are arranged on the sliding arms (42);
be equipped with rack portion (422) on sliding arm (42), adjustment support (4) still include initiative ring gear (43) and driven gear (44), initiative ring gear (43) with driven gear (44) all rotate and set up on fixed disk (41), driven gear (44) are a plurality of, initiative ring gear (43) with a plurality of driven gear (44) all mesh, every driven gear (44) with rack portion (422) meshing on sliding arm (42).
2. The nitrogen blowing instrument for detecting veterinary drug residues in eggs according to claim 1, further comprising a tube sleeve (24), wherein the tube sleeve (24) is used for installing a test tube (6), the tube sleeve (24) can be installed in the heating tube (21) and enables the outer wall to be attached to the inner wall of the heating tube (21), and the tube sleeve (24) is made of metal.
3. The nitrogen blowing instrument for detecting veterinary drug residues in eggs according to claim 1, further comprising a tube clamp (5), wherein the tube clamp (5) is arranged on the sliding arm (42) above the heating tube (21).
4. A nitrogen blowing instrument for detecting residues of veterinary medicines in eggs according to claim 3, wherein the pipe clamp (5) comprises a fixed ring (51), clamping arms (52) and an elastic element (53), the fixed ring (51) is arranged above the pipe clamp (5), the plurality of clamping arms (52) are arranged on the fixed ring (51) around the circumferential direction of the fixed ring (51), the clamping arms (52) are arranged in a sliding manner along the radial direction of the fixed ring (51), and the elastic element (53) provides an elastic force for enabling the clamping arms (52) to be close to the center of the fixed ring (51).
5. The nitrogen blowing instrument for detecting veterinary drug residues in eggs according to claim 1, wherein a protection plate (421) is arranged on the sliding arm (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210091569.8A CN114397171B (en) | 2022-01-26 | 2022-01-26 | Detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210091569.8A CN114397171B (en) | 2022-01-26 | 2022-01-26 | Detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance |
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| Publication Number | Publication Date |
|---|---|
| CN114397171A CN114397171A (en) | 2022-04-26 |
| CN114397171B true CN114397171B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210091569.8A Active CN114397171B (en) | 2022-01-26 | 2022-01-26 | Detect remaining nitrogen of egg traditional chinese medicine animal remedy and blow appearance |
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| CN (1) | CN114397171B (en) |
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| Title |
|---|
| 氮吹仪的原理及应用;食品安全导刊(第12期);54-55 * |
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| CN114397171A (en) | 2022-04-26 |
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