CN113519402A - Multifunctional experimental animal isolator - Google Patents
Multifunctional experimental animal isolator Download PDFInfo
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- CN113519402A CN113519402A CN202110635816.1A CN202110635816A CN113519402A CN 113519402 A CN113519402 A CN 113519402A CN 202110635816 A CN202110635816 A CN 202110635816A CN 113519402 A CN113519402 A CN 113519402A
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- frame structure
- frame
- fixedly arranged
- isolator
- air supply
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- 238000010171 animal model Methods 0.000 title claims abstract description 30
- 238000002955 isolation Methods 0.000 claims abstract description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 13
- 235000013305 food Nutrition 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 24
- 239000010865 sewage Substances 0.000 claims description 23
- 230000001954 sterilising effect Effects 0.000 claims description 20
- 238000004659 sterilization and disinfection Methods 0.000 claims description 17
- 241001465754 Metazoa Species 0.000 claims description 14
- 238000010276 construction Methods 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000001877 deodorizing effect Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 230000037213 diet Effects 0.000 abstract description 2
- 235000005911 diet Nutrition 0.000 abstract description 2
- 238000011109 contamination Methods 0.000 description 9
- 230000002265 prevention Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000004332 deodorization Methods 0.000 description 2
- 239000008223 sterile water Substances 0.000 description 2
- 229910052724 xenon Inorganic materials 0.000 description 2
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 2
- 241000282472 Canis lupus familiaris Species 0.000 description 1
- 241000283973 Oryctolagus cuniculus Species 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/02—Pigsties; Dog-kennels; Rabbit-hutches or the like
- A01K1/03—Housing for domestic or laboratory animals
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/0047—Air-conditioning, e.g. ventilation, of animal housings
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K31/00—Housing birds
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K39/00—Feeding or drinking appliances for poultry or other birds
- A01K39/01—Feeding devices, e.g. chainfeeders
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K39/00—Feeding or drinking appliances for poultry or other birds
- A01K39/02—Drinking appliances
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K5/00—Feeding devices for stock or game ; Feeding wagons; Feeding stacks
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K7/00—Watering equipment for stock or game
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Birds (AREA)
- Zoology (AREA)
- Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Clinical Laboratory Science (AREA)
- General Health & Medical Sciences (AREA)
- Housing For Livestock And Birds (AREA)
Abstract
The invention discloses a multifunctional experimental animal isolator, which comprises: the air supply structure is fixedly arranged in the middle of the top of the frame structure, and each corner of the bottom of the frame structure is provided with an air exhaust structure; an ammonia concentration measuring device; a liquid delivery structure; a feed delivery structure; a transfer structure; a pollution discharge structure; the operation glove set is fixedly arranged on one side or two opposite sides of the frame structure and comprises a plurality of operation gloves, and the operation gloves are positioned in the middle of the frame structure and are arranged at intervals along the longitudinal direction of the frame structure; an isolation cavity is arranged in the frame structure, and a water tank and a food groove are fixedly arranged in the isolation cavity. Through setting up a plurality of structures such as ammonia concentration survey ware, transmission structure, realized the ammonia concentration survey in the isolator, multi-functional effects such as diet are thrown something and feed, through the top air supply that sets up, each corner of bottom is aired exhaust, has realized satisfying the even air supply and air exhaust of standard, has abundant air supply and takes a breath, keeps the fresh advantage of air in the isolator.
Description
Technical Field
The invention relates to the technical field of isolators, in particular to a multifunctional experimental animal isolator.
Background
At present, the existing experimental animal isolator in China is simple and crude, the whole level is low, the function is single, the tightness is poor, and the parts are easily polluted by the outside world when being replaced. The isolator in the prior art usually adopts a side air supply mode, and the opposite side exhausts air, namely a side air supply and side exhaust mode, so that the air supply and exhaust standard of the isolator cannot be met, air supply and exhaust are not uniform, partial air in the isolator is turbid, and the living environment of experimental animals is influenced.
Disclosure of Invention
The present invention is directed to solve at least one of the problems of the prior art, and therefore, the present invention provides a multifunctional experimental animal isolator, comprising: the air supply device comprises a frame structure, wherein an air supply structure is fixedly arranged in the middle of the top of the frame structure, and each corner of the bottom of the frame structure is provided with an air exhaust structure;
the ammonia concentration measuring device is fixedly arranged at the top of the frame structure;
the liquid conveying structure is fixedly arranged at the upper part of the frame structure;
the feed conveying structure is fixedly arranged at the upper part of the frame structure;
the transfer structures are fixedly arranged in the middle of the frame structure and are positioned on two opposite sides of the frame structure;
the blowdown structure is fixedly arranged at the bottom of the frame structure;
the operation glove set is fixedly arranged on one side or two opposite sides of the frame structure and comprises a plurality of operation gloves, the operation gloves are positioned in the middle of the frame structure and are arranged at intervals along the longitudinal direction of the frame structure, and the operation gloves are bidirectional gloves;
the interior of the frame structure is provided with an isolation cavity, experimental animals are placed in the isolation cavity, and a water tank and a food groove are fixedly arranged in the isolation cavity to receive and store liquid and feed conveyed by the liquid conveying structure and the feed conveying structure.
Has the advantages that: through arranging a plurality of structures such as an ammonia concentration measuring device and a transmission structure, the multifunctional effects of measuring the ammonia concentration in the isolator, feeding diet, transmitting experimental animals and appliances, discharging pollution, performing experimental operation and the like are realized; the air supply is arranged at the top of the isolator, and the air exhaust is arranged at each corner of the bottom, namely the air supply and exhaust mode of each corner row at the bottom is carried out by jacking, so that the air supply and exhaust device realizes uniform air supply and exhaust meeting the standard, and has the advantages of fully supplying air and exchanging air and keeping the air in the isolator fresh.
In some embodiments of the present invention, the frame structure includes an upper frame and a lower frame, the upper frame and the lower frame surround to form the isolation cavity, the upper frame is connected to the lower frame in a sealing manner, the upper frame is made of a transparent material, the air supply structure, the ammonia concentration measuring device, the liquid conveying structure, the feed conveying structure, the transfer structure, and the operating glove set are all fixed to the upper frame in a sealing manner, and the air exhaust structure and the sewage discharge structure are all fixed to the lower frame in a sealing manner.
In some embodiments of the present invention, at least one bottom plate is fixedly disposed in the isolation chamber, the bottom plate is hollow, the water tank and the food bowl are fixedly disposed on the bottom plate, the bottom plate is fixedly disposed on the lower frame, and the air exhaust structure is disposed above the bottom plate.
In some embodiments of the present invention, the frame structure is in a shape of a rectangular parallelepiped, the number of the air exhausting structures is four, and the four air exhausting structures are respectively arranged at four corners of the frame structure in the circumferential direction in a one-to-one manner.
In some embodiments of the present invention, the exhaust structure comprises an exhaust duct and a second filter which are communicated with each other, the multi-functional experimental animal isolator further comprises a main exhaust duct, the four exhaust structures are respectively connected to the main exhaust duct, and the main exhaust duct is connected to a deodorization device or a first sterilization device.
In some embodiments of the present invention, the air supply structure includes a blower, an air supply pipe, a first filter, and a diffuser in the isolation chamber, which are sequentially connected in an air flow direction.
In some embodiments of the present invention, the liquid transfer structure includes a transfer water pipe and a first contamination prevention valve, the transfer water pipe is connected to a water supply end for providing liquid, and each connection of the water supply end, the transfer water pipe, the first contamination prevention valve and the frame structure is hermetically connected.
In some embodiments of the present invention, the feed conveying structure includes a feed barrel and a second contamination prevention valve, the feed barrel, the second contamination prevention valve and the frame structure are connected by a feed pipe, the feed barrel has a sealed feed storage cavity to prevent the external environment from contaminating the feed, and each connection of the feed barrel, the second contamination prevention valve and the frame structure is hermetically connected.
In some embodiments of the present invention, the transfer structure has a transfer chamber, two ends of the transfer chamber are respectively communicated with the isolation chamber and the external environment, two ends of the transfer chamber are respectively provided with an openable and closable chamber door, when the chamber door is closed, the transfer chamber is a closed space, and the transfer chamber is provided with a second sterilization device.
In some embodiments of the present invention, the sewage discharging structure includes a third sewage avoiding valve and a sewage collecting barrel which are communicated with each other, the third sewage avoiding valve is communicated with the sewage collecting barrel through a sewage discharging pipe, the third sewage avoiding valve, the sewage collecting barrel and the sewage discharging pipe are all connected in a sealing manner, and the sewage collecting barrel is provided with a closed sewage collecting cavity.
Drawings
The invention is further described in the following with reference to the accompanying drawings, it is obvious that the drawings in the following description are some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from these drawings without inventive effort.
FIG. 1 is a schematic view of an assembly structure of an embodiment of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a top view of an embodiment of the present invention;
FIG. 4 is a left side view of an embodiment of the present invention;
fig. 5 is a schematic cross-sectional structure of fig. 1.
In the figure: the device comprises an upper frame 110, a lower frame 120, an isolation chamber 130, a water tank 140, a food trough 150, a bottom plate 160, a blast pipe 210, a first filter 220, a diffuser 230, an air exhaust structure 300, an ammonia concentration measuring device 400, a first dirt avoiding valve 510, a feed bucket 610, a second dirt avoiding valve 620, a transmission structure 700, a transmission cabin 710, a cabin door 720, a second sterilization device 730, a third dirt avoiding valve 810, a dirt collection bucket 820, an operating glove set 900 and operating gloves 910.
Detailed Description
The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.
It is to be understood that, herein, if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", "top", etc., based on the orientation or positional relationship shown in the drawings, it is merely for convenience of describing and simplifying the present invention, and it is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, is not to be construed as limiting the present invention. Herein, the terms "first", "second", and the like are used for distinguishing different objects, not for describing a particular order. As used herein, the terms "a", "an", and "the" are used interchangeably, and the term "a" and "an" are used interchangeably.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
Referring to fig. 1 to 5, the present invention provides a multifunctional experimental animal isolator, including: the air supply structure is fixedly arranged in the middle of the top of the frame structure, and the air exhaust structure 300 is arranged at each corner of the bottom of the frame structure;
an ammonia concentration measuring unit 400 fixedly installed at the top of the frame structure;
the liquid conveying structure is fixedly arranged at the upper part of the frame structure;
the feed conveying structure is fixedly arranged on the upper part of the frame structure;
the transfer structures 700 are fixedly arranged in the middle of the frame structure and are positioned at two opposite sides of the frame structure;
the sewage draining structure is fixedly arranged at the bottom of the frame structure;
the operation glove set 900, the operation glove set 900 includes a plurality of operation gloves 910, and the plurality of operation gloves 910 are located in the middle of the frame structure and are arranged along the longitudinal direction of the frame structure at intervals. The handling glove 910 is a two-way glove. It should be understood that, the glove port of the bidirectional glove of the isolator is connected with the frame structure in a sealing manner, when the isolator is not used for operation, the outer side face of the operation glove 910 is in contact with the external environment and is located on the outer side of the frame structure, the inner side face of the operation glove 910 is communicated with the isolation cavity, the isolator is needed to be used for operation, the hand of an operator is worn from the outer side face of the operation glove 910, namely, the operator wears the operation glove reversely, after the operation glove is worn, the outer side face of the original operation glove 910 is in contact with the hand of the operator, the inner side face of the original operation glove 910 is located on one side far away from the hand, the inner side face and the outer side face of the operation glove 910 at the moment are exchanged with each other compared with the inner side face and the outer side face when the operation glove is not worn, and therefore the effect of the isolation operation is achieved. The operating glove set is fixedly arranged on one side of the frame structure. Preferably, the operation glove groups 900 are provided in two groups, and the two groups of operation glove groups 900 are respectively located at two opposite sides of the frame structure. Because in the actual experiment operation process, sometimes need two people to cooperate and go on, set up both sides operation gloves group 900 and help two celebrities to carry out the cooperation operation. It is further preferred that the operating glove set 900 includes three operating gloves 910 to enable operation at different locations within the isolation chamber 130. Preferably, the handling glove 910 and the transfer structure 700 are located adjacent to the frame structure on both sides, respectively. In other embodiments, the handling glove 910 is located on the same side of the frame structure as the transfer structure 700.
The frame structure is internally provided with an isolation cavity 130, the experimental animal is placed in the isolation cavity 130, a water tank 140 and a food trough 150 are fixedly arranged in the isolation cavity 130 to receive and store liquid and feed transmitted by the liquid transmission structure and the feed transmission structure, water and food are provided for the experimental animal in the isolation cavity 130, and the life of the experimental animal is ensured.
Further, the frame structure includes an upper frame 110 and a lower frame 120, the upper frame 110 and the lower frame 120 surround to form an isolation chamber 130, the upper frame 110 is hermetically connected to the lower frame 120, and the upper frame 110 is made of a transparent material. The air supply structure, the ammonia concentration measuring device 400, the liquid conveying structure, the feed conveying structure, the transfer structure 700 and the operation gloves 910 are all hermetically and fixedly arranged on the upper frame 110, and the air exhaust structure 300 and the sewage discharge structure are all hermetically and fixedly arranged on the lower frame 120.
Further, at least one bottom plate 160 is fixedly disposed in the isolation chamber 130, and the bottom plate 160 has a hollow structure. The bottom plate 160 divides the lower frame 120 into two spaces, that is, the upper side of the bottom plate 160 is a feeding space for feeding animals, especially large animals such as pigs, dogs, rabbits, etc., the lower side of the bottom plate 160 is a waste space, and the hollow structure of the bottom plate 160 is beneficial for animal excreta to naturally fall into the waste space. The water tank 140 and the food tank 150 are fixed on the bottom plate 160, the bottom plate 160 is fixed on the lower frame 120, and the air exhaust structure 300 is located above the bottom plate 160.
Preferably, the shape of the frame structure is a cuboid, the number of the air exhaust structures 300 is four, and the four air exhaust structures 300 are respectively arranged at four corners of the frame structure in the circumferential direction in a one-to-one manner.
Preferably, the lower frame 120 is made of stainless steel material to ensure a certain rigidity and strength for placing experimental animals, experimental devices, etc., and the upper frame 110 is made of transparent organic glass material or transparent plastic material to facilitate observation when observing the condition in the isolation chamber 130 from the outside and performing various operations using the operating glove 910.
Further, the exhaust structure 300 comprises an exhaust pipe and a second filter which are communicated with each other, the multifunctional experimental animal isolator further comprises a main exhaust pipe, the four exhaust structures 300 are respectively connected with the main exhaust pipe, and the main exhaust pipe is connected with a deodorization device or a first sterilization device.
The air supply structure comprises a fan, an air supply pipe 210, a first filter 220 and a flow dispersing cover 230 which are sequentially communicated along the air flow direction, wherein the flow dispersing cover 230 is positioned in the isolation cavity 130, and the flow dispersing cover 230 is used for uniformly dispersing the purified air in the isolation cavity 130. Preferably, the blower is connected to a constant temperature and humidity device to deliver constant temperature and humidity air to the isolation chamber 130. Further preferably, the constant temperature and humidity is detected by an air conditioning system equipped with a thermometer and a hygrometer to ensure that the air with constant temperature and humidity is provided.
The liquid transfer structure includes a transfer pipe and a first contamination prevention valve 510 that are communicated with each other, and the transfer pipe is connected to an external water supply port that supplies sterile water. The water supply end, the delivery water pipe, the first contamination prevention valve 510 and the frame structure are all connected in a sealing way. In other embodiments of the present invention, a water tap is disposed in the isolation chamber 130, the water tap is connected to the conveying pipe in a sealing manner, and the water outlet of the water tap is connected to a hose nozzle in a sealing manner, so as to clean each inner wall, appliance or experimental article in the isolation chamber 130. In some other embodiments of the present invention, the water supply end of the sterilized water is provided with a water sterilizing device for sterilizing the water to provide the sterilized water. In other embodiments of the invention, the liquid transfer structure communicates with the milk tank for feeding liquid feed when needed, when no supply of sterile water is required. Preferably, the sealing connection is in the form of a threaded sealing connection. Preferably, the first contamination prevention valve 510 is a one-way valve, and liquid can only enter the isolation chamber 130 through a valve port, but cannot flow back from the isolation chamber 130, so that the effect of sealing the isolation chamber 130 is achieved, and the isolation chamber 130 is prevented from being contaminated by the outside.
The feed conveying structure comprises a feed bucket 610 and a second dirt-avoiding valve 620, the feed bucket 610, the second dirt-avoiding valve 620 and the frame structure are connected through a feed pipe, preferably, the feed bucket 610 is provided with a bucket cover which can be opened and closed, and when the bucket cover is closed, the feed bucket 610 is provided with a closed feed storage cavity to prevent the external environment from polluting the feed. The connection parts of the feed barrel 610, the second dirt-avoiding valve 620 and the frame structure are all connected in a sealing way. Preferably, the sealing connection is in the form of a threaded sealing connection. Preferably, the second contamination prevention valve 620 is a one-way valve, and the feed can only enter the isolation chamber 130 through the valve port, but cannot flow back from the isolation chamber 130, so that the effect of sealing the isolation chamber 130 is achieved, and the isolation chamber 130 is prevented from being contaminated by the outside.
The transfer structure 700 is used for transferring objects such as laboratory animals, laboratory instruments, and medicines. The transfer structure 700 has a transfer chamber 710, two ends of the transfer chamber 710 are respectively communicated with the isolation chamber 130 and the external environment, two ends of the transfer chamber 710 are respectively provided with a door 720 which can be opened and closed, and when the door 720 is closed, the transfer chamber 710 is a closed space. Preferably, a sealing member is disposed between door 720 and transfer chamber 710 to ensure that transfer chamber 710 is a sealed space when door 720 is closed. The transfer chamber 710 is provided with a second sterilization device 730. Preferably, a handle is arranged on the door 720 to facilitate opening and closing of the door 720. Preferably, a support frame is connected to the transfer structure 700 for supporting the transfer structure 700 to increase strength.
The blowdown structure includes that the third that communicates keeps away dirty valve 810 and dirty bucket 820 of collection each other, and the third keeps away dirty valve 810 and passes through the blow off pipe intercommunication with dirty bucket 820 of collection, and the third keeps away dirty valve 810, dirty bucket 820 of collection and the equal sealing connection of blow off pipe, and dirty bucket 820 of collection has inclosed collection dirty chamber. Preferably, the sealing connection is in the form of a threaded sealing connection. Preferably, the waste structure is fixedly arranged at a middle position of the bottom of the frame structure. Further preferably, frame construction's bottom has the drain, and the drain communicates with drain of drain structure, and frame construction's bottom is the inclined plane to the drain slope, and the drain is the minimum of slope, and experimental animals's excrement falls into the blowdown space through the hollow out construction of bottom plate 160 naturally, later can make the sewage filth collect to the drain with the help of natural gravity through the inclined plane to discharge by the drain. Preferably, the third soil-avoiding valve 810 is a one-way valve, and the soil and sewage can only be discharged from the valve port, but not flow back to the isolation chamber 130, so as to achieve the effect of sealing the isolation chamber 130 and prevent the external environment from polluting the isolation chamber 130. When sewage drainage is needed, the sewage drainage can be carried out only by opening the third sewage avoiding valve 810. In other embodiments of the present invention, a third sterilization device is connected to the sewage draining structure to sterilize the sewage.
It is to be understood that the ammonia concentration measuring device 400 is a purchased or general-purpose device, and those skilled in the art can select appropriate specification and model parameters according to actual needs.
Preferably, the first sterilization device is a filter paper or a filter membrane. Further preferably, the filter paper is HEPA filter paper, the filter membrane is a filter membrane with PVDF coated on the surface, and the support layer is PP. The bacteria, viruses and the like in the gas are filtered, so that the sterilization effect is realized. It should be understood that the HEPA filter paper is made of PP chemical fibers arranged irregularly, and the air sucked in is cleaned by adsorbing bacteria, dust particles and the like, so as to achieve the sterilization effect. It is understood that the filter paper or the filter membrane is a general or purchased part, and those skilled in the art can select the appropriate specification and model parameters according to actual needs.
Preferably, the second sterilization apparatus 730 is an ultraviolet sterilization apparatus or a xenon sterilization apparatus. It should be understood that the ultraviolet sterilization device or the xenon sterilization device is a procurement part or a general part, and those skilled in the art can select the appropriate specification and model parameters according to actual requirements.
Preferably, the third sterilization device is an autoclave sterilization device. It should be understood that the autoclave apparatus is a purchased or general-purpose part, and those skilled in the art can select appropriate specification and model parameters according to actual needs.
The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. It should be noted that there are no specific structures but a few objective structures due to the limited character expressions, and that those skilled in the art may make various improvements, decorations or changes without departing from the principle of the invention or may combine the above technical features in a suitable manner; such modifications, variations, combinations, or adaptations of the invention using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments.
Claims (10)
1. A multi-functional laboratory animal isolator characterized by, includes:
the air supply device comprises a frame structure, wherein an air supply structure is fixedly arranged in the middle of the top of the frame structure, and each corner of the bottom of the frame structure is provided with an air exhaust structure;
the ammonia concentration measuring device is fixedly arranged at the top of the frame structure;
the liquid conveying structure is fixedly arranged at the upper part of the frame structure;
the feed conveying structure is fixedly arranged at the upper part of the frame structure;
the transfer structures are fixedly arranged in the middle of the frame structure and are positioned on two opposite sides of the frame structure;
the blowdown structure is fixedly arranged at the bottom of the frame structure;
the operation glove set is fixedly arranged on one side or two opposite sides of the frame structure and comprises a plurality of operation gloves, the operation gloves are positioned in the middle of the frame structure and are arranged at intervals along the longitudinal direction of the frame structure, and the operation gloves are bidirectional gloves;
the interior of the frame structure is provided with an isolation cavity, experimental animals are placed in the isolation cavity, and a water tank and a food groove are fixedly arranged in the isolation cavity to receive and store liquid and feed conveyed by the liquid conveying structure and the feed conveying structure.
2. The multi-functional laboratory animal isolator of claim 1, wherein: the frame construction includes upper frame and underframe, upper frame with the underframe surrounds formation the isolation chamber, upper frame with the underframe sealing connection, upper frame is transparent material, air supply structure, ammonia concentration measurement ware, liquid transport structure, fodder transport structure, transmission structure and operating glove group all seal and set firmly in upper frame, exhaust structure and blowdown structure all seal and set firmly in the underframe.
3. The multi-functional laboratory animal isolator of claim 2, wherein: at least one bottom plate is fixedly arranged in the isolation cavity, the bottom plate is hollow, the water tank and the food bowl are fixedly arranged on the bottom plate, the bottom plate is fixedly arranged on the lower frame, and the air exhaust structure is positioned above the bottom plate.
4. The multi-functional laboratory animal isolator according to any one of claims 1 to 3, wherein: the air exhaust structure is characterized in that the frame structure is cuboid, the number of the air exhaust structures is four, and the four air exhaust structures are respectively arranged at four corners of the frame structure in the circumferential direction in a one-to-one mode.
5. The multi-functional laboratory animal isolator of claim 4, wherein: the multifunctional experimental animal isolator further comprises main exhaust pipes, the four exhaust structures are respectively connected with the main exhaust pipes, and the main exhaust pipes are connected with a deodorizing device or a first sterilizing device.
6. The multi-functional laboratory animal isolator of claim 4, wherein: the air supply structure comprises a fan, an air supply pipe, a first filter and a flow dispersing cover which are sequentially communicated along the air flow direction, and the flow dispersing cover is positioned in the isolation cavity.
7. The multi-functional laboratory animal isolator of claim 4, wherein: the liquid conveying structure comprises a conveying water pipe and a first sewage avoiding valve which are communicated with each other, the conveying water pipe is connected with a water supply end for providing liquid, and the water supply end, the conveying water pipe, the first sewage avoiding valve and all joints of the frame structure are in sealing connection.
8. The multi-functional laboratory animal isolator of claim 4, wherein: fodder conveying structure includes fodder bucket and second and keeps away dirty valve, fodder bucket the second keep away dirty valve and connect through the fodder pipe between the frame construction, fodder bucket has inclosed fodder and stores the chamber to prevent external environment pollution fodder, fodder bucket the second keep away dirty valve and each junction of frame construction is sealing connection.
9. The multi-functional laboratory animal isolator of claim 4, wherein: the transfer structure is provided with a transfer cabin, two ends of the transfer cabin are respectively communicated with the isolation cavity and the external environment, two ends of the transfer cabin are respectively provided with a cabin door capable of opening and closing, when the cabin door is closed, the transfer cabin is a closed space, and a second sterilization device is arranged in the transfer cabin.
10. The multi-functional laboratory animal isolator of claim 4, wherein: the blowdown structure keeps away dirty valve and collection dirty bucket including the third of intercommunication each other, the third keep away dirty valve with collection dirty bucket passes through the blow off pipe intercommunication, the third keeps away dirty valve dirty bucket collection dirty bucket with the equal sealing connection of blow off pipe, dirty bucket of collection has inclosed collection dirty chamber.
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