CN209995093U - novel independent ventilation cage box device and air inlet and outlet device thereof - Google Patents
novel independent ventilation cage box device and air inlet and outlet device thereof Download PDFInfo
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- CN209995093U CN209995093U CN201920292310.3U CN201920292310U CN209995093U CN 209995093 U CN209995093 U CN 209995093U CN 201920292310 U CN201920292310 U CN 201920292310U CN 209995093 U CN209995093 U CN 209995093U
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Abstract
A novel air inlet and exhaust device of an independent ventilation cage box is characterized by comprising an air pipe and a sliding sleeve, wherein the sliding sleeve is sleeved on the air pipe, the inner wall of the sliding sleeve is in sliding connection with the outer wall of the air pipe, a spring groove is formed in the inner wall of the end of the sliding sleeve, a flange is further arranged on the inner wall of the sliding sleeve, a baffle is welded on the outer wall of the air pipe, a silica gel gasket is abutted to the side wall of the baffle and is sleeved on the outer wall of the air pipe, a spring is arranged on the silica gel gasket, the end of the spring is welded with the silica gel gasket, the other end of the spring is welded with the inner wall of the spring groove, the air pipe comprises an air inlet and an air outlet, a groove is formed in the outer wall of the air inlet, an O-shaped ring is bonded in the groove, at least vent holes are formed in the air pipe and are located between the baffle and the O-shaped ring, and the air inlet and the.
Description
Technical Field
The application relates to the technical field of feeding and experimental equipment of experimental animals, in particular to a novel independent ventilation cage box device and an air inlet and exhaust device thereof.
Background
According to statistics, in the field of life science, animal experiment subjects account for 60%, which is an important supporting condition for life science research, and a lot of important scientific research results are obtained through animal experiments historically. Animal experiments prove that the infectious sources of many infectious diseases of human beings are various microorganisms, such as plague, brucellosis, diphtheria, tetanus, smallpox and the like.
These results of scientific research have established the relationship between various pathogenic microorganisms and human diseases, and have made it possible to prevent diseases, prevent immunity and treat various infectious diseases.
In order to ensure the accuracy of experimental data, the living environment and conditions of experimental animals, such as animal houses, animal facilities, ventilation, temperature, humidity, illumination, noise, cages, feed, drinking water, various padding and the like, have special requirements.
SPF rats are the rodent experimental animals commonly used in life science research, and the most ideal device for carrying out SPF animal experiments is the independent aeration cage IVC.
Therefore, the development and the operation are simple and convenient, and the cage box has a simple, reasonable and scientific structure and has great market demands.
Generally, the IVC ventilation cage box consists of a bottom box, a partition and a box cover, wherein the tightness of the cage box is a key performance requirement, in order to ensure the tightness of the cage box, a layers of sealing rings are additionally arranged between the box cover and the bottom box in mode, and the box cover and the bottom box are locked by buckles.
Chinese patent with application number CN201620701991.0, application grant announcement date of 2017, 02/08 discloses independent ventilation cage boxes, including two parts of a bottom box and a box cover of the cage box, the upper opening of the bottom box is provided with outward grooves all around, and the groove is embedded with a sealing ring with a thin exposed end part, the bottom box is provided with a plurality of elastic barbs distributed below the groove, the inner wall of the box cover all around is a conical surface gathered slightly towards the top, the minimum inner diameter of the inner wall is smaller than the outer diameter of the sealing ring, the maximum inner diameter is larger than the outer diameter of the sealing ring, and the inner wall of the box cover at the bottom edge of the lower opening is provided with a positioning groove for clamping the elastic barbs.
The prior art has the defects that when the mouse box is taken down from the rack body, the feeding and discharging device on the rack body is directly connected with the atmosphere, so that the pressure difference in the existing mouse box on the rack body is unstable.
SUMMERY OF THE UTILITY MODEL
The application provides novel cage box support body of independently ventilating advances exhaust apparatus to when solving when the mouse box takes off from the support body, the feeding that on the support body was arranged the device and is direct continuous with the atmosphere, causes the unstable problem of pressure differential in the existing mouse box on the support body, can self-sealing when the mouse box takes off from the support body through advancing exhaust apparatus on this support body, isolated air inlet links to each other with the atmosphere, has guaranteed that the pressure differential of other mouse boxes on the support body is stable, has also avoided the pollution.
The above technical purpose of the present invention can be achieved by the following technical solutions:
A novel air inlet and outlet device of an independent ventilation cage box comprises an air pipe and a sliding sleeve;
the sliding sleeve is sleeved on the air pipe, the inner wall of the sliding sleeve is connected with the outer wall of the air pipe in a sliding mode, a spring groove is formed in the inner wall of the end of the sliding sleeve, and a flange is further arranged on the inner wall of the sliding sleeve;
the outer wall of the air pipe is welded with a baffle, a silica gel gasket is abutted to the side wall of the baffle and sleeved on the outer wall of the air pipe, a spring is arranged on the silica gel gasket, the end of the spring is welded with the silica gel gasket, and the other end of the spring is welded with the inner wall of the spring groove;
the trachea includes air inlet and gas outlet, be provided with the recess on the outer wall of air inlet, it has O type circle to bond in the recess, be provided with air vents at least on the trachea, the air vent is located between baffle and the O type circle.
, the cross-sectional area of the vent holes decreases from top to bottom.
The air vent sets up 4, 4 even interval distribution of air vent are on the radial outer wall of trachea.
novel independent ventilation cage box device, which comprises a mouse box, an air inlet and outlet device and a frame body, wherein the mouse box is communicated with the frame body through the air inlet and outlet device;
the mouse box is characterized in that the top of the mouse box is connected with a box cover, a drinking bottle placing opening is formed in the box cover, a drinking bottle is connected to the drinking bottle placing opening, a safety window is arranged on the side of the drinking bottle and movably connected with the top of the box cover, two air inlet and outlet openings are formed in the side wall of the safety window, and rubber rings are sleeved on the inner walls of the two air inlet and outlet openings;
the air inlet and exhaust device is provided with two air inlet and exhaust ports, the two air inlet and exhaust ports correspond to the two air inlet and exhaust devices , the air inlet and exhaust ports of the air inlet and exhaust devices are communicated, and the air outlet and the frame body of the air inlet and exhaust devices are communicated.
The technical scheme provided by the application comprises the following beneficial technical effects:
1. through setting up air inlet and outlet device, when needs take off mouse box from the support body, the handheld sliding sleeve of operating personnel, extract the cage box from tracheal air inlet hard, the spring force that is in compression state resumes, the spring promotes sliding sleeve and moves on the tracheal inner wall, sliding sleeve slides to with O type circle butt, at this moment, sliding sleeve covers the air vent on with the trachea, isolated air inlet links to each other with the atmosphere, realize air inlet and outlet device's self sealss, the pressure differential of having guaranteed other mouse boxes on the support body is stable, avoid the smell in other mouse boxes can not expose simultaneously, reduce environmental pollution.
2. The cross-sectional area of the vent hole is sequentially reduced from top to bottom, so that the circulation speed of air entering and exiting the vent hole is reduced, and the pressure difference in the mouse box is stable.
3. The 4 ventilation holes are arranged to increase the speed of the air inlet of the air pipe.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
FIG. 1 is a schematic diagram of an air intake and exhaust device provided in an embodiment of the present application;
FIG. 2 is a cross-sectional view taken in the direction of FIG. 1A-A as provided by an embodiment of the present application;
fig. 3 is a schematic structural diagram of the whole cage device provided by the embodiment of the application.
Description of reference numerals: 1. an air tube; 11. a baffle plate; 12. an air inlet; 13. an air outlet; 14. a groove; 15. an O-shaped ring; 16. a vent hole; 2. a sliding sleeve; 21. a spring slot; 22. blocking edges; 3. a silica gel gasket; 4. a spring; 5. a mouse box; 51. a box cover; 52. a placement port; 53. a drinking bottle; 54. a security window; 55. an air inlet and outlet; 6. a frame body; 7. and an air inlet and exhaust device.
Detailed Description
Example 1
As shown in fig. 1-2, novel independent ventilation cage box air inlet and exhaust device comprises an air pipe 1 and a sliding sleeve 2, the sliding sleeve 2 is sleeved on the air pipe 1, the sliding sleeve 2 can slide on the outer wall of the air pipe 1, and the inner wall of end of the sliding sleeve 2 is provided with a spring groove 21 for placing a spring 4.
The inner wall of the sliding sleeve 2 is further provided with a flange 22, the outer wall of the air pipe 1 is welded with a baffle plate 11, the side wall of the baffle plate 11 is abutted with a silica gel gasket 3, the silica gel is sleeved on the outer wall of the air pipe 1 in a money-ordering mode, the side wall of the silica gel gasket 3 is provided with a spring 4, the end of the spring 4 is welded with the silica gel gasket 3, and the other end of the spring 4 is welded with the inner wall of the groove 21 of the spring 4.
Trachea 1 includes air inlet 12 and gas outlet 13, has seted up recess 14 on the outer wall of air inlet 12, and the bonding has O type groove in the recess 14, has seted up 4 air vents 16 on the outer wall of trachea 1, and 4 air vents 16 evenly interval distribution are on the radial outer wall of trachea 1.
The cross-sectional area of the vent holes 16 is gradually reduced from top to bottom and is tapered, and the cross-sectional area is used for controlling the flow speed of inlet air and outlet air.
In this embodiment, when needs take off mouse box 5 from support body 6, the handheld sliding sleeve 2 of operating personnel, extract the cage box from trachea 1's air inlet 12 hard, the 4 elasticity of spring that are in compression state resumes, spring 4 promotes sliding sleeve 2 and moves on 1 inner wall of trachea, sliding sleeve 2 slides to 15 butts with O type circle, at this moment, sliding sleeve 2 covers air vent 16 on 1 trachea, isolated air inlet 12 links to each other with the atmosphere, realize advancing exhaust apparatus's self sealedly, the pressure differential stability of other mouse boxes 5 on the support body 6 has been guaranteed, avoid the smell in other mouse boxes 5 can not expose simultaneously, reduce environmental pollution.
Example 2
As shown in fig. 1-3, on the basis of embodiment 1, novel ventilation cage devices include a mouse box 5, an air intake and exhaust device, and a frame body 6, wherein the mouse box 5 is communicated with the frame body 6 through the air intake and exhaust device 7.
The top of the mouse box 5 is connected with a box cover 51, a drinking bottle 53 placing opening 52 is formed in the box cover 51, the drinking bottle 53 placing opening 52 is connected with the drinking bottle 53, the drinking bottle is used for drinking water for mice, a safety window 54 is arranged on the side of the drinking bottle 53 and used for placing the mouse through opening, the side of the safety window 54 is hinged to the top of the box cover 51, the safety window 54 is convenient to open and close, two air inlet and outlet openings 55 are formed in the side wall of the safety window 54, rubber rings are sleeved on the inner walls of the two air inlet and outlet openings 55, and air leakage when the air inlet and outlet openings 55 are communicated with.
The number of the air inlet and exhaust devices 7 is two, the two air inlet and exhaust ports 55 and the two air inlet and exhaust devices 7 are correspondingly arranged, the air inlet 12 of the air inlet and exhaust device 7 is communicated with the air inlet and exhaust ports 55, and the air outlet 13 of the air inlet and exhaust device 7 is communicated with the frame body 6.
The rack body 6 is provided with a plurality of groups of air inlet and exhaust devices 7 and mouse boxes 5, and the plurality of groups of air inlet and exhaust devices 7 and the mouse boxes 5 are communicated on the rack body 6 at even intervals.
The process that the mouse box 5 is arranged on the frame body 6: an operator holds the mouse box 5 by hand to align the air inlet and outlet 55 with the air inlet 12 of the air inlet and outlet device, the mouse box 5 is pushed, the mouse box 5 moves to drive the air inlet and outlet 55 to move, the air inlet and outlet 55 is inserted into the air inlet 12, the air inlet and outlet 55 pushes the sliding sleeve 2, the sliding sleeve 2 slides on the outer wall of the air pipe 1, the sliding sleeve 2 compresses the spring 4, the flange 22 of the sliding sleeve 2 is in contact with the silica gel gasket 3 to block the movement of the sliding sleeve 2, and the blocking force of the mouse box 5 is larger than the restoring elasticity of the spring 4, so that the spring 4.
The process that mouse box 5 took off from support body 6: the handheld sliding sleeve 2 of operating personnel, extract the cage box from trachea 1's air inlet 12 hard, the 4 elasticity of spring that are in compression state resumes, spring 4 promotes sliding sleeve 2 and moves on 1 inner wall of trachea, sliding sleeve 2 slides to 15 butts with O type circle, at this moment, sliding sleeve 2 covers air vent 16 on 1 trachea, isolated air inlet 12 links to each other with the atmosphere, realize advancing exhaust apparatus's self sealss, the pressure differential stability of other mouse boxes 5 on having guaranteed support body 6, avoid the smell in other mouse boxes 5 to expose simultaneously, reduce environmental pollution.
It should be noted that relational terms such as "" and "second," and the like, may be used solely to distinguish entities or operations from another entities or operations without necessarily requiring or implying any actual such relationship or order between such entities or operations, further that the terms "comprise," "include," or any other variation thereof are intended to cover a non-exclusive inclusion, such that an article or apparatus comprising a series of elements does not include only those elements but also other elements not expressly listed or inherent to such process, method, article, or apparatus.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application.
It is to be understood that the present application is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (4)
1, novel independent ventilation cage box air inlet and exhaust device, which is characterized by comprising an air pipe (1) and a sliding sleeve (2);
the sliding sleeve (2) is sleeved on the air pipe (1), the inner wall of the sliding sleeve (2) is connected with the outer wall of the air pipe (1) in a sliding mode, a spring groove (21) is formed in the inner wall of the end of the sliding sleeve (2), and a flange (22) is further arranged on the inner wall of the sliding sleeve (2);
the outer wall of the air pipe (1) is welded with a baffle (11), the side wall of the baffle (11) is abutted with a silica gel gasket (3), the silica gel gasket (3) is sleeved on the outer wall of the air pipe (1), a spring (4) is arranged on the silica gel gasket (3), the end of the spring (4) is welded with the silica gel gasket (3), and the other end of the spring (4) is welded with the inner wall of the spring groove (21);
trachea (1) includes air inlet (12) and gas outlet (13), be provided with recess (14) on the outer wall of air inlet (12), it has O type circle (15) to bond in recess (14), be provided with on trachea (1) air vent (16) at least, air vent (16) are located between baffle (11) and O type circle (15).
2. The novel independent ventilation cage box air intake and exhaust device as claimed in claim 1, wherein the cross-sectional area of the ventilation holes (16) decreases from top to bottom.
3. The novel independent ventilation cage box air inlet and outlet device according to claim 1, wherein the number of the ventilation holes (16) is 4, and the 4 ventilation holes (16) are evenly distributed on the radial outer wall of the air pipe (1) at intervals.
4, A novel independent ventilation cage box device, at least comprising any of the above claims 1-3, characterized in that it comprises a mouse box (5), an air intake and exhaust device and a frame body (6), wherein the mouse box (5) is communicated with the frame body (6) through the air intake and exhaust device;
the mouse box is characterized in that the top of the mouse box (5) is connected with a box cover (51), a drinking bottle (53) placing opening (52) is formed in the box cover (51), the drinking bottle (53) placing opening (52) is connected with a drinking bottle (53), a safety window (54) is arranged on the side of the drinking bottle (53), the safety window (54) is movably connected with the top of the box cover (51), two air inlet and outlet openings (55) are formed in the side wall of the safety window (54), and rubber rings are sleeved on the inner walls of the two air inlet and outlet openings (55);
the air inlet and exhaust device is provided with two air inlet and exhaust ports (55) and the two air inlet and exhaust devices which are correspondingly arranged, the air inlet (12) and the air inlet and exhaust ports (55) of the air inlet and exhaust device are communicated, and the air outlet (13) of the air inlet and exhaust device is communicated with the frame body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920292310.3U CN209995093U (en) | 2019-03-08 | 2019-03-08 | novel independent ventilation cage box device and air inlet and outlet device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920292310.3U CN209995093U (en) | 2019-03-08 | 2019-03-08 | novel independent ventilation cage box device and air inlet and outlet device thereof |
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| CN209995093U true CN209995093U (en) | 2020-01-31 |
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| CN201920292310.3U Active CN209995093U (en) | 2019-03-08 | 2019-03-08 | novel independent ventilation cage box device and air inlet and outlet device thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478179A (en) * | 2021-07-12 | 2021-10-08 | 苏州新区枫桥净化设备有限公司 | Manufacturing method of independent air supply IVC cage |
| CN115119759A (en) * | 2022-05-24 | 2022-09-30 | 温州医科大学 | Independent ventilation sealing cage |
| CN115136899A (en) * | 2022-05-24 | 2022-10-04 | 温州医科大学 | IVC cage for biological experiment |
-
2019
- 2019-03-08 CN CN201920292310.3U patent/CN209995093U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478179A (en) * | 2021-07-12 | 2021-10-08 | 苏州新区枫桥净化设备有限公司 | Manufacturing method of independent air supply IVC cage |
| CN115119759A (en) * | 2022-05-24 | 2022-09-30 | 温州医科大学 | Independent ventilation sealing cage |
| CN115136899A (en) * | 2022-05-24 | 2022-10-04 | 温州医科大学 | IVC cage for biological experiment |
| CN115119759B (en) * | 2022-05-24 | 2023-05-30 | 温州医科大学 | Independent ventilation sealing cage |
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