CN219644769U - Isolation and purification device for small animals - Google Patents

Isolation and purification device for small animals Download PDF

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Publication number
CN219644769U
CN219644769U CN202321057257.1U CN202321057257U CN219644769U CN 219644769 U CN219644769 U CN 219644769U CN 202321057257 U CN202321057257 U CN 202321057257U CN 219644769 U CN219644769 U CN 219644769U
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interface
filter
external interface
rotary drum
bin
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CN202321057257.1U
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杨勇智
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Nianguan Biotechnology Hebei Co ltd
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Nianguan Biotechnology Hebei Co ltd
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Abstract

The utility model discloses a small animal isolation and purification device which comprises a sealed cabin, a transfer box, a first filter, a second filter and a third filter, wherein the first filter is arranged on the sealed cabin; the sealing bin is provided with a transmission interface, an air inlet interface and an air outlet interface; the side part of the transfer box is provided with a first external interface, a second external interface and a third external interface, the second external interface is connected with the transfer interface, the bottom of the transfer box is provided with a fourth external interface, a rotary cylinder is rotatably and adaptively arranged in the transfer box, the bottom of the rotary cylinder is provided with a vent hole connected with the first external interface, the top of the rotary cylinder is connected with a driving piece, and the side part of the rotary cylinder is provided with a side interface; two ends of the first filter are respectively connected with the output end of the ventilation device and the air outlet end of the first filter; two ends of the second filter are respectively connected with the third external interface and the air inlet interface; the third filter is connected with the air outlet interface. The utility model can basically realize complete isolation of the air inside and outside the sealed bin in the process of transferring the articles.

Description

Isolation and purification device for small animals
Technical Field
The utility model relates to the technical field of small animal supplies, in particular to a small animal isolation and purification device.
Background
In aseptic rearing or operation of small animals, an isolation and purification device for the small animals is needed.
The existing animal isolation and purification device is generally provided with a sealing bin and a transfer window, when the device is used, outside air is purified by a purifier and then is introduced into the sealing bin, air in the sealing bin is purified by the purifier and then is discharged, so that an isolated and purified sterile environment is formed in the sealing bin, the transfer window is used for transferring medicines, instruments, articles and the like required by experiments, an outer door is arranged on the outer side of the transfer window, an inner door is arranged between the transfer window and the sealing bin, when articles are fed into the sealing bin, the outer door is firstly opened, the articles are placed in the transfer window, then the outer door is closed, the inner door is opened again, the articles are taken out by an operation glove extending into the sealing bin, and the operation sequence of taking the articles out of the sealing bin is opposite.
In the prior art, although one of the outer door and the inner door is always closed in the process of delivering the articles, a small part of the air in the unpurified bin is still diffused to the outside when the articles are delivered, and a small part of the unpurified outside air is still diffused to the inside of the sealed bin when the articles are delivered, so that the air in and out of the sealed bin cannot be completely isolated in the process of delivering the articles.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a small animal isolation and purification device, which aims at solving the problem that the existing small animal isolation and purification device cannot completely isolate the air inside and outside a sealed cabin in the process of transferring objects.
The utility model provides a small animal isolation and purification device,
comprises a sealing bin, a transfer box, a first filter, a second filter and a third filter;
one side end of the sealing bin is provided with a transmission interface and an air inlet interface, and the other side end of the sealing bin is provided with an air outlet interface;
the three sides of the side part of the transfer box are respectively provided with a first external interface, a second external interface and a third external interface, the first external interface is connected with the outside, the second external interface is connected with the transfer interface, the bottom of the transfer box is provided with a fourth external interface, a rotary drum with two closed ends is rotatably fitted in the transfer box, the bottom of the rotary drum is provided with a vent hole connected with the first external interface, the top of the rotary drum is connected with a driving piece penetrating out of the top of the transfer box, the side part of the rotary drum is provided with a side interface, and the side interfaces can be aligned with the first external interface, the second external interface and the third external interface respectively by rotating the rotary drum;
the air inlet end of the first filter is connected with the output end of the ventilation device through a pipeline, and the air outlet end of the first filter is connected with the fourth external interface through a pipeline;
the air inlet end of the second filter is connected with the third external interface through a pipeline, and the air outlet end of the second filter is connected with the air inlet interface through a pipeline;
the air inlet end of the third filter is connected with the air outlet interface through a pipeline, and the air outlet end of the third filter is connected with the outside.
Further, the periphery of the top plate and the bottom plate of the rotary cylinder are respectively provided with a circle of first sealing rings which are contacted with the inner peripheral wall of the transfer box, and sealing strips which are contacted with the outer peripheral wall of the rotary cylinder are vertically arranged between the first outer interface and the second outer interface, between the second outer interface and the third outer interface and between the first outer interface and the third outer interface.
Further, the periphery of the fourth outer interface is provided with a convex ring protruding upwards, and the convex ring is inserted into the vent hole at the bottom of the rotary cylinder.
Further, the peripheral wall of the vent hole is arranged on a second sealing ring which is in contact with the convex ring.
Further, the driving member includes a driving shaft having a lower end coaxially fixed to a top of the rotary cylinder and an upper end penetrating the rotary cylinder, and a rotating handle vertically fixed to an upper end of the driving shaft.
Further, a plurality of glove holes are formed in the side face of the sealing bin, and the hole edges of the glove holes are respectively connected with the periphery of the extending opening of the corresponding operation glove.
Further, a bin door capable of being opened or closed is arranged on the side face of the sealed bin, and the glove holes are formed in the bin door.
Further, the bin gate is made of transparent materials.
The beneficial effects of the utility model are as follows:
in the normal isolation and purification feeding process, an interface on the rotary cylinder is connected with a third external interface on the transfer box, the ventilation device is used for introducing external air, the introduced air enters the rotary cylinder after being purified by the first filter and then enters the sealing bin after being purified by the second filter, and the air in the sealing bin is discharged after being purified by the third filter.
When articles are fed into the sealed bin, the rotary drum is rotated, so that the side interfaces on the rotary drum are aligned with the first external interfaces on the transfer box, then the articles are put into the rotary drum through the first external interfaces, at the moment, the air outside the rotary drum can be directly diffused into the rotary drum without purification, after the articles are put into the rotary drum, the rotary drum can be rotated, so that the side interfaces on the rotary drum are aligned with the third external interfaces on the transfer box, then the air purified by the first filter is continuously introduced into the rotary drum, thereby displacing the air which is not purified in the rotary drum, and then the rotary drum is rotated again, so that the side interfaces on the rotary drum are aligned with the second external interfaces on the transfer box, and the articles in the rotary drum can be taken away from the sealed bin, so that the unpurified air can not enter the sealed bin when the articles are fed into the sealed bin.
When the articles are taken out from the sealed bin, the rotary drum is rotated, so that the side interfaces on the rotary drum are aligned with the second outer interfaces on the transfer box, then the articles are put into the rotary drum from the sealed bin, at the moment, the air in the sealed bin is directly diffused into the rotary drum without purification, after the articles are put into the rotary drum, the rotary drum can be rotated, so that the side interfaces on the rotary drum are aligned with the third outer interfaces on the transfer box, then the air purified by the first filter is continuously introduced into the rotary drum, thereby replacing polluted air in the rotary drum, and then the rotary drum is rotated again, so that the side interfaces on the rotary drum are aligned with the first outer interfaces on the transfer box, and the articles in the rotary drum can be taken out from the outside, thus ensuring that the air in the sealed bin is not purified and discharged when the articles are taken out from the sealed bin.
Therefore, the utility model can basically realize complete isolation of the air inside and outside the sealed bin in the process of delivering the articles.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a top view of an embodiment of the present utility model;
FIG. 2 is a front view of an embodiment of the present utility model;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is a B-B cross-sectional view of fig. 2.
In the drawings, a 100-seal bin; 110-a transfer interface; 120-an air inlet interface; 130-an air outlet interface; 140-glove hole; 150-bin gate; 200-a transfer box; 210-a first external interface; 220-a second external interface; 230-a third external interface; 240-a fourth external interface; 241-convex ring; 250-rotating a cylinder; 251-vent holes; 252-driving member; 2521-drive shaft; 2522-rotating handle; 253-side interface; 260 a first seal ring; 270-sealing strips; 280-a second sealing ring; 300-a first filter; 400-a second filter; 500-third filter.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model pertains.
As shown in fig. 1 to 4, an embodiment of the present utility model provides a small animal isolation and purification apparatus including a sealed compartment 100, a transfer box 200, a first filter 300, a second filter 400, and a third filter 500.
One side end of the sealed cabin 100 is provided with a transmission interface 110 and an air inlet interface 120, and the other side end is provided with an air outlet interface 130.
In this embodiment, in order to facilitate the operation of inserting the hand into the seal cartridge 100 under the condition of isolation, a plurality of glove holes 140 are provided on the side surface of the seal cartridge 100, and the hole edges of each glove hole 140 are respectively connected with the periphery of the insertion opening corresponding to one operation glove. Preferably, the side of the sealed cartridge 100 is provided with a door 150 that can be opened or closed, and the glove port 140 is provided on the door 150, and the door 150 can be opened only under special circumstances. To facilitate viewing of small animals within the sealed cartridge 100, the door 150 is made of a transparent material.
The three sides of the side of the transfer box 200 are respectively provided with a first external interface 210, a second external interface 220 and a third external interface 230, the first external interface 210 is connected with the outside, the second external interface 220 is connected with the transfer interface 110, the bottom of the transfer box 200 is provided with a fourth external interface 240, a rotating cylinder 250 with two closed ends is rotatably fitted in the transfer box 200, the bottom of the rotating cylinder 250 is provided with a vent 251 connected with the first external interface 210, the top of the rotating cylinder 250 is connected with a driving piece 252 penetrating out of the top of the transfer box 200, the side of the rotating cylinder 250 is provided with a side interface 253, and the side interface 253 can be aligned with the first external interface 210, the second external interface 220 and the third external interface 230 respectively by rotating the rotating cylinder 250.
In this embodiment, referring to fig. 3, the driving unit 252 includes a driving shaft 2521 and a rotating handle 2522, the lower end of the driving shaft 2521 is coaxially fixed to the top of the rotating cylinder 250, the upper end of the driving shaft 2521 penetrates through the rotating cylinder 250, the rotating handle 2522 is vertically fixed to the upper end of the driving shaft 2521, the rotating cylinder 250 is driven to rotate by moving the rotating handle 2522 by hand, and the rotating handle 2522 is preferably directed to the side port 253, so that the orientation of the side port 253 can be determined by the rotating handle 2522.
In this embodiment, referring to fig. 3 and 4, in order to improve the sealability between the rotary drum 250 and the transfer case 200 and prevent the air in the seal cartridge 100 from leaking out through the gap between the rotary drum 250 and the transfer case 200, the outer circumferences of the top and bottom plates of the rotary drum 250 are respectively provided with a ring of first seal rings 260 in contact with the inner circumferential wall of the transfer case 200, and the inner walls of the transfer case 200 are vertically provided with seal bars 270 in contact with the outer circumferential wall of the rotary drum 250 between the first and second outer ports 210 and 220, between the second and third outer ports 220 and 230, and between the first and third outer ports 210 and 230.
In this embodiment, referring to fig. 3, the periphery of the fourth external interface 240 has a convex ring 241 protruding upward, and the convex ring 241 is inserted into the vent hole 251 at the bottom of the rotary cylinder 250, so that the rotary cylinder 250 is rotatably positioned by the convex ring 241, preferably, the peripheral wall of the vent hole 251 is provided on the second seal ring 280 contacting the convex ring 241.
The air inlet end of the first filter 300 is connected to the output end of the ventilator through a pipe, and the air outlet end of the first filter 300 is connected to the fourth external port 240 through a pipe.
The air inlet end of the second filter 400 is connected to the third external port 230 through a pipe, and the air outlet end of the second filter 400 is connected to the air inlet port 120 through a pipe.
The air inlet end of the third filter 500 is connected to the air outlet port 130 through a pipe, and the air outlet end of the third filter 500 is connected to the outside.
In the normal process of isolating, purifying and feeding, the side interface 253 on the rotary drum 250 and the third external interface 230 on the transfer box 200 are connected, the ventilation device (fan) is used for introducing external air, the introduced air enters the rotary drum 250 after being purified by the first filter 300, then enters the sealing bin 100 after being purified by the second filter 400, and the air in the sealing bin 100 is discharged after being purified by the third filter 500.
When articles are fed into the sealed cabin 100, the rotary drum 250 is rotated, so that the side interfaces 253 on the rotary drum 250 are aligned with the first external interfaces 210 on the transfer box 200, then the articles are put into the rotary drum 250 through the first external interfaces 210, at the moment, the air outside the rotary drum 250 can be directly diffused into the rotary drum 250 without purification, after the articles are put into the rotary drum 250, the rotary drum 250 can be rotated, so that the side interfaces 253 on the rotary drum 250 are aligned with the third external interfaces 230 on the transfer box 200, then the air purified by the first filter 300 is continuously fed into the rotary drum 250, thereby displacing the air which is not purified in the rotary drum 250, then the rotary drum 250 is rotated again, so that the articles in the rotary drum 250 can be taken out from the sealed cabin 100 when the articles are fed into the sealed cabin 100, and therefore, the unpurified air cannot enter the sealed cabin 100.
When the articles are taken out from the sealed container 100, the rotary drum 250 is rotated so that the side interfaces 253 on the rotary drum 250 are aligned with the second external interfaces 220 on the transfer box 200, then the articles are put into the rotary drum 250 from the sealed container 100, at this time, the air in the sealed container 100 is directly diffused into the rotary drum 250 without purification, after the articles are put into the rotary drum 250, the rotary drum 250 can be rotated so that the side interfaces 253 on the rotary drum 250 are aligned with the third external interfaces 230 on the transfer box 200, then the air purified by the first filter 300 is continuously introduced into the rotary drum 250, thereby displacing the polluted air in the rotary drum 250, and then the rotary drum 250 is rotated again so that the side interfaces 253 on the rotary drum 250 are aligned with the first external interfaces 210 on the transfer box 200, and the articles in the rotary drum 250 can be taken out from the outside, so that the air in the sealed container 100 can be ensured not to be discharged without purification when the articles are taken out from the sealed container 100.
Thus, the present utility model substantially provides complete isolation of air from the outside and inside of the sealed compartment 100 during the transfer of the articles.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims (8)

1. A toy keeps apart purifier, its characterized in that:
comprises a sealing bin, a transfer box, a first filter, a second filter and a third filter;
one side end of the sealing bin is provided with a transmission interface and an air inlet interface, and the other side end of the sealing bin is provided with an air outlet interface;
the three sides of the side part of the transfer box are respectively provided with a first external interface, a second external interface and a third external interface, the first external interface is connected with the outside, the second external interface is connected with the transfer interface, the bottom of the transfer box is provided with a fourth external interface, a rotary drum with two closed ends is rotatably fitted in the transfer box, the bottom of the rotary drum is provided with a vent hole connected with the first external interface, the top of the rotary drum is connected with a driving piece penetrating out of the top of the transfer box, the side part of the rotary drum is provided with a side interface, and the side interfaces can be aligned with the first external interface, the second external interface and the third external interface respectively by rotating the rotary drum;
the air inlet end of the first filter is connected with the output end of the ventilation device through a pipeline, and the air outlet end of the first filter is connected with the fourth external interface through a pipeline;
the air inlet end of the second filter is connected with the third external interface through a pipeline, and the air outlet end of the second filter is connected with the air inlet interface through a pipeline;
the air inlet end of the third filter is connected with the air outlet interface through a pipeline, and the air outlet end of the third filter is connected with the outside.
2. The small animal isolation and purification device of claim 1, wherein:
the periphery of the top plate and the bottom plate of the rotary cylinder are respectively provided with a circle of first sealing rings which are contacted with the inner peripheral wall of the transfer box, and sealing strips which are contacted with the outer peripheral wall of the rotary cylinder are vertically arranged between the first outer interface and the second outer interface, between the second outer interface and the third outer interface and between the first outer interface and the third outer interface.
3. The small animal isolation and purification device of claim 1, wherein:
the periphery of the fourth outer interface is provided with a convex ring protruding upwards, and the convex ring is inserted into a vent hole at the bottom of the rotary cylinder.
4. A small animal isolation and purification device according to claim 3, characterized in that:
the peripheral wall of the vent hole is arranged on the second sealing ring which is in contact with the convex ring.
5. The small animal isolation and purification device of claim 1, wherein:
the driving piece comprises a driving shaft and a rotating handle, the lower end of the driving shaft is coaxially fixed to the top of the rotating cylinder, the upper end of the driving shaft penetrates out of the rotating cylinder, and the rotating handle is vertically fixed to the upper end of the driving shaft.
6. The small animal isolation and purification device of claim 1, wherein:
the side of the sealing bin is provided with a plurality of glove holes, and the hole edges of the glove holes are respectively connected with the periphery of the extending opening of a corresponding operation glove.
7. The small animal isolation and purification device of claim 6, wherein:
the side of the sealed bin is provided with a bin door which can be opened or closed, and the glove holes are formed in the bin door.
8. The small animal isolation and purification device of claim 7, wherein:
the bin gate is made of transparent materials.
CN202321057257.1U 2023-05-05 2023-05-05 Isolation and purification device for small animals Active CN219644769U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321057257.1U CN219644769U (en) 2023-05-05 2023-05-05 Isolation and purification device for small animals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321057257.1U CN219644769U (en) 2023-05-05 2023-05-05 Isolation and purification device for small animals

Publications (1)

Publication Number Publication Date
CN219644769U true CN219644769U (en) 2023-09-08

Family

ID=87877626

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321057257.1U Active CN219644769U (en) 2023-05-05 2023-05-05 Isolation and purification device for small animals

Country Status (1)

Country Link
CN (1) CN219644769U (en)

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