CN110701868A - Experimental large animal euthanasia system - Google Patents
Experimental large animal euthanasia system Download PDFInfo
- Publication number
- CN110701868A CN110701868A CN201911075874.2A CN201911075874A CN110701868A CN 110701868 A CN110701868 A CN 110701868A CN 201911075874 A CN201911075874 A CN 201911075874A CN 110701868 A CN110701868 A CN 110701868A
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- CN
- China
- Prior art keywords
- compressor
- vacuum pump
- experimental
- cabin body
- electric cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 241001465754 Metazoa Species 0.000 title claims abstract description 34
- 206010015548 Euthanasia Diseases 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- 239000003507 refrigerant Substances 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 229910000619 316 stainless steel Inorganic materials 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000010171 animal model Methods 0.000 abstract description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 3
- 239000001569 carbon dioxide Substances 0.000 abstract description 3
- 230000033228 biological regulation Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 108010066114 cabin-2 Proteins 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 4
- 230000001755 vocal effect Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000599 controlled substance Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D31/00—Other cooling or freezing apparatus
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M13/00—Fumigators; Apparatus for distributing gases
-
- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22B—SLAUGHTERING
- A22B3/00—Slaughtering or stunning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/003—General constructional features for cooling refrigerating machinery
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
Abstract
The invention discloses a euthanasia system for experimental large animals, relates to the technical field of experimental animals, and is used for solving the problem that when the animals are euthanasia by using carbon dioxide, the animals die painfully; the invention has the advantages of simple structure, saving the cost and time for euthanasia of experimental animals, and better meeting the management regulations of experimental animals and the welfare of animals.
Description
Technical Field
The invention relates to the technical field of experimental animals, in particular to a euthanasia system for experimental large animals, which is used for euthanasia of dying experimental animals or experimental animals needing to be killed after an experiment is finished according to the international animal welfare requirement.
Background
After completion of the animal experiment, the animals may be euthanized from the standpoint of humanity in order to relieve pain and suffering of the animals (Euthanasia). There are special requirements to be considered when performing euthanasia, and most importantly, the euthanasia method must be humane. In animal experiments, sometimes animals need to be killed in order to obtain tissue and organs of the animals for research, and the euthanasia method should have no influence on the research on the tissue and organs of the animals. In addition, the method for performing euthanasia is also reliable, effective, economical, easy to implement and has to be safe for experimenters.
Each of the traditional euthanasia modes has respective disadvantages, for example, most of the medicines used for medicine injection are national controlled medicines, the access is difficult, the risk is high, the carbon dioxide filling method of a physical method is painful when animals die, and the method does not accord with experimental animal management regulations and animal welfare to some extent.
Disclosure of Invention
The invention aims to: in order to solve the problem that the death of animals is painful when the animals are euthanized by using carbon dioxide, the invention provides the euthanization system for the large experimental animals, the bodies of the animals can generate heat in the process of being frozen, and the animals can generate a happy illusion (like the illusion generated when people are frozen) by the aid of micro negative pressure vacuum, so that the pain is avoided.
The invention specifically adopts the following technical scheme for realizing the purpose:
the utility model provides an experimental large animal system of dying of peaceful, includes the casing, be equipped with the baffle in the casing, the baffle falls into the cabin body and electric cabinet to the casing, the extraction opening has been seted up on the baffle, be equipped with the vacuum pump in the electric cabinet, the vacuum pump is linked together through outlet duct and extraction opening, be equipped with the governing valve in the intake pipe, the electric cabinet side is equipped with the gas vent, cabin body front end opening just is equipped with closed door, be equipped with the refrigerating system for cabin body refrigeration in the casing.
Further, refrigerating system is including establishing compressor, sight glass, drier-filter, capillary, the condenser in the electric cabinet and establishing the evaporimeter in the cabin body, compressor one end has connected gradually evaporimeter, sight glass, drier-filter, capillary and condenser through the pipeline, and the other end and condenser pass through the tube coupling, be filled with the refrigerant in the pipeline.
Further, the top in the cabin body is provided with a camera, an oxygen concentration sensor, a lighting lamp and a vocal music system.
Further, the regulating valve is an electromagnetic flow regulating valve.
Further, the material of the shell is 316 stainless steel.
Further, the outer surface of the electric cabinet is provided with a vacuum pump starting button, a vacuum pump stopping button, a compressor starting button, a compressor stopping button and a gas concentration display panel, the vacuum pump starting button and the vacuum pump stopping button are electrically connected with the vacuum pump, the compressor starting button and the compressor stopping button are electrically connected with the compressor, and the oxygen concentration sensor is electrically connected with the gas concentration display panel.
The invention has the following beneficial effects:
1. the invention has simple structure, the cabin body is refrigerated through the refrigeration system, the air in the cabin body is pumped out by the vacuum pump, the vacuum environment is formed in the cabin body, the body of the animal can be heated in the process of being frozen, the animal can generate the illusion of happiness (just like the illusion of the human being when being frozen), and the pain can not occur, compared with the traditional euthanasia mode, the method saves the cost and the time, and better accords with the experimental animal management rules and the animal welfare;
2. the refrigerating system comprises a compressor, wherein a refrigerating cabinet refrigerating principle is adopted, a refrigerant continuously circulates in the refrigerating system, the compressor improves the gas pressure of the refrigerant to cause a liquefying condition, the refrigerant is condensed and liquefied to release heat when passing through a condenser, then the pressure and the temperature are reduced when passing through a capillary tube, and the heat in a cabin body is absorbed by boiling and vaporizing when passing through an evaporator, so that the cabin body is refrigerated;
3. the camera, the oxygen concentration sensor, the illuminating lamp and the vocal music system are arranged at the top in the cabin body, so that the specific situation of an experimental animal in the cabin body can be observed conveniently, and the oxygen concentration in the cabin body can be known conveniently and further adjusted;
4. the outer surface of the electric cabinet is provided with a vacuum pump starting button, a vacuum pump stopping button, a compressor starting button, a compressor stopping button and a gas concentration display panel, so that the compressor is convenient to start and stop, the vacuum pump is started and stopped, and the oxygen concentration is observed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a rear view structure of the electric cabinet of the present invention
Reference numerals: the system comprises a shell 1, a cabin 2, an electric cabinet 3, a gas concentration display panel 4, an exhaust port 5, a vacuum pump starting button 6, a vacuum pump stopping button 7, a compressor starting button 8, a compressor stopping button 9, a capillary tube 10, a pipeline 11, a drying filter 12, a liquid viewing mirror 13, a condenser 14, a support plate 15, a vacuum pump 16, an air inlet pipe 17, an adjusting valve 18, a compressor 19, an evaporator 20, a closed door 21, a vocal music system 22, a camera 23, an oxygen concentration sensor 24 and a lighting lamp 25.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, cannot be construed as limiting the present invention.
Example 1
As shown in fig. 1, this embodiment provides a euthanasia system of experimental large animal, including casing 1, be equipped with the baffle in the casing 1, the baffle is divided into cabin body 2 and electric cabinet 3 to casing 1, the extraction opening has been seted up on the baffle, be equipped with vacuum pump 16 in the electric cabinet 3, vacuum pump 16 is linked together through outlet duct and extraction opening, be equipped with governing valve 18 on the intake pipe 17, the 3 sides of electric cabinet are equipped with gas vent 5, 2 front end openings in the cabin body just are equipped with closed door 21, be equipped with in the casing 1 for the refrigerated refrigerating system in the cabin body 2. .
The working principle is as follows: the experimental animal needing to be killed is placed into the cabin body 2, the closing door 21 is closed, the cabin body 2 is refrigerated through the refrigerating system, the vacuum pump 16 pumps air in the cabin body 2, a vacuum environment is formed in the cabin body 2, the animal can generate heat in the freezing process, the animal can generate a happy illusion (just like a human can generate the illusion when being frozen to death), and pain can not occur.
Example 2
As shown in fig. 1 and 2, this embodiment is further improved on the basis of embodiment 1, specifically, the refrigeration system includes a compressor 19, a sight glass 13, a dry filter 12, a capillary tube 10, a condenser 14, and an evaporator 20 disposed in the cabin 2, the compressor 19 is connected to the evaporator 20, the sight glass 13, the dry filter 12, the capillary tube 10, and the condenser 14 in sequence through a pipeline 11 at one end, and the other end is connected to the condenser 14 through a pipeline 11, that is, one end of the condenser 14 is connected to the capillary tube 10, the other end is connected to the compressor 19, a support plate 15 for placing the compressor 19, the sight glass 13, the dry filter 12, and the capillary tube 10 is disposed in the electric cabinet 3, a heat dissipation port 26 is disposed on the electric cabinet 3, the condenser 14 is disposed on the inner wall of the electric cabinet 3 and close to the heat dissipation port 26, the pipeline 11 is filled with a refrigerant, when the refrigerating system is used, the refrigerant continuously circulates in the refrigerating system, the compressor 19 improves the gas pressure of the refrigerant to cause a liquefaction condition, the refrigerant is condensed and liquefied through the condenser 14 to release heat, then the pressure and the temperature are reduced through the capillary tube 10, and the refrigerant is boiled and vaporized through the evaporator 20 to absorb the heat in the cabin body 2, so that the refrigeration of the cabin body 2 is realized.
Example 3
As shown in fig. 1, the embodiment is further improved on the basis of the embodiment 1, and specifically, a camera 23, an oxygen concentration sensor 24, an illuminating lamp 25 and a vocal music system 22 are arranged at the top inside the cabin 2, so that the specific situation of the experimental animal inside the cabin 2 can be observed conveniently, and the oxygen concentration inside the cabin 2 can be further adjusted conveniently.
Example 4
As shown in fig. 1, the present embodiment is further improved on the basis of embodiment 1, and specifically, the regulating valve 18 is an electromagnetic flow regulating valve 18.
Example 5
As shown in fig. 1, the present embodiment is further improved on the basis of embodiment 1, specifically, the material of the housing 1 is 316 stainless steel.
Example 6
As shown in fig. 1, this embodiment is further improved on the basis of embodiment 2, specifically, a vacuum pump start button 6, a vacuum pump stop button 7, a compressor start button 8, a compressor stop button 9, and a gas concentration display panel 4 are disposed on an outer surface of the electric cabinet 3, the vacuum pump start button 6 and the vacuum pump stop button 7 are electrically connected to a vacuum pump 16 for starting and stopping the vacuum pump 16, the compressor start button 8 and the compressor stop button 9 are electrically connected to a compressor 19 for starting and stopping the compressor 19, and the oxygen concentration sensor 24 is electrically connected to the gas concentration display panel 4 for facilitating observation of oxygen concentration.
Claims (6)
1. The utility model provides an experimental big animal system of dying of peaceful, includes casing (1), be equipped with the baffle in casing (1), the baffle falls into cabin body (2) and electric cabinet (3) casing (1), its characterized in that, the extraction opening has been seted up on the baffle, be equipped with vacuum pump (16) in electric cabinet (3), vacuum pump (16) are linked together through outlet duct and extraction opening, be equipped with governing valve (18) on intake pipe (17), electric cabinet (3) side is equipped with gas vent (5), cabin body (2) front end opening just is equipped with closed door (21), be equipped with in casing (1) into the refrigerated refrigerating system of cabin body (2).
2. The euthanasia system for experimental large animals as claimed in claim 1, wherein the refrigerating system comprises a compressor (19), a liquid observation mirror (13), a drying filter (12), a capillary tube (10), a condenser (14) and an evaporator (20) arranged in the cabin body (2), the compressor (19) is connected with the evaporator (20), the liquid observation mirror (13), the drying filter (12), the capillary tube (10) and the condenser (14) in sequence through a pipeline (11), the other end of the compressor (19) is connected with the condenser (14) through the pipeline (11), and a refrigerant is filled in the pipeline (11).
3. An experimental large animal euthanasia system according to claim 1 or 2, characterized in that, the top in the cabin (2) is provided with a camera (23), an oxygen concentration sensor (24), a lighting lamp (25) and a music system (22).
4. Laboratory large animal euthanasia system according to claim 1 or 2, characterized in that said regulating valve (18) is an electromagnetic flow regulating valve (18).
5. Laboratory large animal euthanasia system according to claim 1 or 2, characterized in that the material of the housing (1) is 316 stainless steel.
6. The experimental large animal euthanasia system according to claim 2, wherein a vacuum pump start button (6), a vacuum pump stop button (7), a compressor start button (8), a compressor stop button (9) and a gas concentration display panel (4) are arranged on the outer surface of the electric cabinet (3), the vacuum pump start button (6) and the vacuum pump stop button (7) are electrically connected with a vacuum pump (16), the compressor start button (8) and the compressor stop button (9) are electrically connected with a compressor (19), and the oxygen concentration sensor (24) and the gas concentration display panel (4) are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911075874.2A CN110701868A (en) | 2019-11-06 | 2019-11-06 | Experimental large animal euthanasia system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911075874.2A CN110701868A (en) | 2019-11-06 | 2019-11-06 | Experimental large animal euthanasia system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110701868A true CN110701868A (en) | 2020-01-17 |
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ID=69205409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911075874.2A Pending CN110701868A (en) | 2019-11-06 | 2019-11-06 | Experimental large animal euthanasia system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110701868A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060777A (en) * | 2004-04-27 | 2007-10-24 | 肯尼思·丹尼尔·雷尔 | Rodent elimination system |
| US20090077992A1 (en) * | 2007-09-24 | 2009-03-26 | Anderson Rae Ray T | Water producing method and apparatus |
| US20100212599A1 (en) * | 2009-02-26 | 2010-08-26 | Paul Sundberg | Hypoxic chamber for euthanasia of animals and method of use |
| CN202800005U (en) * | 2012-08-14 | 2013-03-20 | 昭衍（苏州）新药研究中心有限公司 | Euthanasia pool with bloodletting method for animals |
| CN206847173U (en) * | 2017-06-27 | 2018-01-05 | 绥化学院 | The micro- jelly stowage arrangement of fresh food |
| CN209121151U (en) * | 2018-10-22 | 2019-07-19 | 中国科学院理化技术研究所 | A kind of vacuum pre-cooling system |
| CN211346040U (en) * | 2019-11-06 | 2020-08-25 | 成都达硕生物科技有限公司 | Experimental large animal euthanasia system |
-
2019
- 2019-11-06 CN CN201911075874.2A patent/CN110701868A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060777A (en) * | 2004-04-27 | 2007-10-24 | 肯尼思·丹尼尔·雷尔 | Rodent elimination system |
| US20090077992A1 (en) * | 2007-09-24 | 2009-03-26 | Anderson Rae Ray T | Water producing method and apparatus |
| US20100212599A1 (en) * | 2009-02-26 | 2010-08-26 | Paul Sundberg | Hypoxic chamber for euthanasia of animals and method of use |
| CN202800005U (en) * | 2012-08-14 | 2013-03-20 | 昭衍（苏州）新药研究中心有限公司 | Euthanasia pool with bloodletting method for animals |
| CN206847173U (en) * | 2017-06-27 | 2018-01-05 | 绥化学院 | The micro- jelly stowage arrangement of fresh food |
| CN209121151U (en) * | 2018-10-22 | 2019-07-19 | 中国科学院理化技术研究所 | A kind of vacuum pre-cooling system |
| CN211346040U (en) * | 2019-11-06 | 2020-08-25 | 成都达硕生物科技有限公司 | Experimental large animal euthanasia system |
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Effective date of registration: 20220426 Address after: 610051 Room 601, 6 / F, unit 2, building 1, No. 2-18, Jianshe Road, Chenghua District, Chengdu, Sichuan Applicant after: Zhong Hao Address before: 610041 floor 5, building 4, teacher garden, gaopan village, Guixi Township, Wuhou District, Chengdu, Sichuan Applicant before: Chengdu Dashuo Biotechnology Co.,Ltd. |