CN114391481B - Can improve low pressure oxygen cabin for animal experiments of pipe connection leakproofness - Google Patents
Can improve low pressure oxygen cabin for animal experiments of pipe connection leakproofness Download PDFInfo
- Publication number
- CN114391481B CN114391481B CN202111525859.0A CN202111525859A CN114391481B CN 114391481 B CN114391481 B CN 114391481B CN 202111525859 A CN202111525859 A CN 202111525859A CN 114391481 B CN114391481 B CN 114391481B
- Authority
- CN
- China
- Prior art keywords
- movable rod
- air bag
- drying column
- pressure oxygen
- drying
- 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.)
- Active
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 239000001301 oxygen Substances 0.000 title claims abstract description 45
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 45
- 241001465754 Metazoa Species 0.000 title claims abstract description 14
- 238000002474 experimental method Methods 0.000 title claims abstract description 14
- 238000001035 drying Methods 0.000 claims abstract description 74
- 238000007789 sealing Methods 0.000 claims abstract description 43
- 239000007789 gas Substances 0.000 claims abstract description 29
- 210000001503 joint Anatomy 0.000 claims abstract description 26
- 230000005865 ionizing radiation Effects 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims description 37
- 239000002274 desiccant Substances 0.000 claims description 36
- 238000005192 partition Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 2
- 239000008187 granular material Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 3
- 238000010171 animal model Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001146 hypoxic effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000008506 pathogenesis Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; 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
- A01K1/031—Cages for laboratory animals; Cages for measuring metabolism of animals
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; 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
- A01K1/035—Devices for use in keeping domestic animals, e.g. fittings in housings or dog beds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G10/00—Treatment rooms or enclosures for medical purposes
- A61G10/02—Treatment rooms or enclosures for medical purposes with artificial climate; with means to maintain a desired pressure, e.g. for germ-free rooms
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Health & Medical Sciences (AREA)
- Zoology (AREA)
- General Health & Medical Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Clinical Laboratory Science (AREA)
- Pulmonology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a low-pressure oxygen chamber for animal experiments, which can improve the connection sealing performance of pipelines and comprises a low-pressure oxygen chamber main body, a chamber door, an observation window, an ionizing radiation device, a gas circuit controller, a vacuum pump, a pipeline joint, a butt joint, a conveying pipeline, a drying column and an end cover, wherein the chamber door is movably connected to the low-pressure oxygen chamber main body, and the observation window is arranged on the chamber door; further comprising: the lower end of the sealing air bag extends into the pipeline joint, and a movable impeller is arranged on the inner side of the sealing air bag; and the lateral baffle is arranged at the end part of the movable rod, and a torsion spring for providing reset elasticity is arranged outside a rotating shaft of the lateral baffle. This can improve low pressure oxygen cabin for animal experiments of pipe connection leakproofness can conveniently improve the leakproofness between pipeline and the pipe joint at the in-process that uses, can avoid the binding face between the drier granule each other to be covered always when carrying out the drying to the air simultaneously.
Description
Technical Field
The invention relates to the technical field of low-pressure oxygen chambers, in particular to a low-pressure oxygen chamber for animal experiments, which can improve the connection tightness of pipelines.
Background
The experimental animal, the function, metabolism, structure and disease property of the research object are similar to those of human beings as much as possible, the pathogenesis of human diseases can be explored through the experimental animal, the prevention and treatment method can be found, and the experimental animal is generally required to be fed by using a low-pressure oxygen chamber during animal experiments.
However, the existing low-pressure oxygen chamber has the following problems:
1. when the existing low-pressure oxygen chamber is butted between a pipeline and a pipeline joint, the whole connection sealing performance is poor, so that the phenomenon of gas leakage is easy to occur due to poor sealing performance when fresh air is conveyed into the low-pressure oxygen chamber;
2. the existing low-pressure oxygen chamber generally needs to enable air to pass through the drying column when fresh air is conveyed, drying is carried out by utilizing drying agent particles inside the drying column, but when the granular drying agent is placed, the mutual binding face of the particles is covered, the whole drying agent particles cannot be fully utilized in the drying process, and therefore the drying agent particles are replaced after being insufficiently dried.
Therefore, we propose a low pressure oxygen chamber for animal experiments, which can improve the sealing performance of the pipe connection, so as to solve the problems mentioned above.
Disclosure of Invention
The invention aims to provide a low-pressure oxygen chamber for animal experiments, which can improve the connection sealing performance of a pipeline, and aims to solve the problems that the existing low-pressure oxygen chamber in the market has poor connection sealing performance when the pipeline is butted with a pipeline joint, so that the phenomenon of gas leakage is easy to occur due to poor sealing performance when fresh air is conveyed into the low-pressure oxygen chamber, the air of the low-pressure oxygen chamber usually needs to pass through a drying column when the fresh air is conveyed, the low-pressure oxygen chamber is dried by using desiccant particles in the drying column, but the bonding surface among the particles is covered when the granular desiccant is placed, the whole desiccant particles cannot be fully utilized in the drying process, and the desiccant particles are replaced after the desiccant particles are not fully dried.
In order to achieve the purpose, the invention provides the following technical scheme: a low-pressure oxygen chamber for animal experiments, which can improve the tightness of pipeline connection, comprises a low-pressure oxygen chamber main body, a chamber door, an observation window, an ionizing radiation device, a gas circuit controller, a vacuum pump, a pipeline joint, a butt joint, a conveying pipeline, a drying column and an end cover, wherein the chamber door is movably connected to the low-pressure oxygen chamber main body, the observation window is arranged on the chamber door, the ionizing radiation device is connected to the middle part of the upper end of the low-pressure oxygen chamber main body, the gas circuit controller is installed on the left side of the low-pressure oxygen chamber main body, the vacuum pump is connected to the right side of the low-pressure oxygen chamber main body, the pipeline joint is arranged on the back side of the low-pressure oxygen chamber main body, the butt joint is in threaded connection with the pipeline joint, the conveying pipeline is inserted into the butt joint, the end part of the conveying pipeline is connected with the drying column, and the end cover is installed at the end part of the drying column;
further comprising:
the lower end of the sealing air bag extends into the pipeline joint, and a movable impeller is arranged on the inner side of the sealing air bag;
one end of the flow guide pipe is connected to the side of the sealing air bag, the other end of the flow guide pipe is connected to the middle of the flow distribution pipe, the end part of the flow distribution pipe is connected with the pushing air bag, and the pushing air bag is arranged on the side of the movable rod;
the positioning partition plate is fixedly arranged on the side of the drying column, and a connecting cavity is formed by the positioning partition plate and the end part of the movable rod;
the conveying pipe is used for connecting the connecting cavity and the rubber ball, and the rubber ball is arranged inside the drying column;
and the lateral baffle is arranged at the end part of the movable rod, and a torsion spring for providing reset elasticity is arranged outside a rotating shaft of the lateral baffle.
Preferably, the end covers are distributed at the front end and the rear end of the drying column, the end covers are connected with the drying column through threads, and desiccant silica gel particles are filled in the drying column.
Through adopting above-mentioned technical scheme, both ends interconnect around mode through end cover threaded connection and drying post to can conveniently take out the change to the inside drier of its drying post.
Preferably, the sealing air bag is wrapped on the outer side of the pipeline joint, and the part of the lower end of the sealing air bag, which extends into the pipeline joint, is arranged between adjacent blades of the movable impeller.
Through adopting above-mentioned technical scheme, can make its activity impeller rotate through the impact force of air current at the in-process of carrying out the gas transmission, thereby can extrude the lower extreme of air-tight bag through the rotation of activity impeller.
Preferably, the propelling air bag and the movable rod are fixedly connected, the propelling air bag is made of elastic materials, and a sliding connection structure is formed between the movable rod and the positioning partition plate.
Through adopting above-mentioned technical scheme, thereby can impel and stimulate the movable rod to carry out synchronous movement through the inflation and the shrink of propelling the gasbag, utilize the elasticity material of propelling the gasbag simultaneously, and then can make it can reset after taking place deformation.
Preferably, the movable rod is arranged to be of an I-shaped structure, and the horizontal plane of the inner end of the movable rod is flush with the inner wall of the drying column.
Through adopting above-mentioned technical scheme, mutual parallel and level between the inner horizontal plane of movable rod and the inner wall of dry post to can guarantee the roughness of dry post inner wall.
Preferably, the linking cavity defined by the movable rod and the positioning partition plate is communicated with the rubber balls through a transmission pipe, and the rubber balls are symmetrically arranged about the vertical central axis of the drying column.
Through adopting above-mentioned technical scheme, thereby utilize the removal of movable rod can compress linking the cavity, make its inside gas that links up the cavity can enter into the inside of rubber ball through the transmission pipe from this.
Preferably, the outer wall of the movable rod and the inner wall of the side of the drying column are mutually attached, and the movable rod is uniformly distributed on the side of the drying column.
Through adopting above-mentioned technical scheme, the avris inner wall of movable rod and dry post is laminated each other to can improve the stability that the movable rod removed on dry post avris inner wall, prevent that its phenomenon that appears rocking.
Preferably, the lateral baffles are symmetrically arranged about the transverse central axis of the movable rod, and the lateral baffles are arranged in an inclined structure.
Through adopting above-mentioned technical scheme, the rotation through side direction baffle can play stirring effect to the drier granule of drying column inside, increases the mobility of drier in drying column inside.
Preferably, the lateral baffle and the inner wall of the drying column are mutually attached in a protruding mode, and a rotating structure is formed between the lateral baffle and the inner end of the movable rod.
By adopting the technical scheme, the movable rod can rotate the lateral baffle under the action of the protrusion in the moving process, so that the drying agent is attracted.
Compared with the prior art, the invention has the beneficial effects that: the low-pressure oxygen cabin for the animal experiment, which can improve the connection sealing performance of the pipeline, can conveniently improve the sealing performance between the pipeline and the pipeline joint in the using process, and simultaneously can prevent the binding surface between desiccant particles from being covered all the time when air is dried;
1. the sealing air bag is arranged, the conveying pipeline is correspondingly inserted into the butt joint, the butt joint is screwed into the pipeline joint in a threaded mode, so that butt joint between the butt joint and the pipeline joint is completed, and meanwhile, the sealing air bag is wrapped in the pipeline joint, so that after the butt joint and the pipeline joint are connected, the inner side of the sealing air bag is attached to the side of the butt joint, sealing of the butt joint and the pipeline joint after connection is completed, and the phenomenon of leakage during gas conveying is avoided;
2. the drying device is provided with a movable impeller, when gas is conveyed, the movable impeller can be pushed to rotate by the impact force of gas, the lower end of the sealing air bag can be intermittently extruded by blades on the movable impeller through the rotation of the movable impeller, so that the movable rod can be pulled to reciprocate through the expansion and contraction of the propelling air bag, the gas in the connecting cavity can be compressed when the movable rod reciprocates, at the moment, the rubber ball of the connecting cavity can be intermittently expanded under the action of the conveying pipe through the compression of the connecting cavity, the flowability of the drying agent in the drying column can be increased by the expansion of the rubber ball, the drying agent is prevented from being in a static state in the drying column, and the binding surface between particles of the drying agent is always covered;
3. be provided with side direction baffle, can make its inner side direction baffle carry out synchronous motion when the movable rod removes, can be contradicted by the arch on the dry post inner wall when side direction baffle removes, make its side direction baffle take place to rotate from this, rotation through side direction baffle can be further stir the drier granule, can attract earlier the drier granule of part when side direction baffle reciprocating rotation to the movable rod in the cavity that removes back and dry post inner wall formation, then with its inside of propelling movement to dry post again, and then turn over the drier granule with this once more.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the structure of the back of the main body of the low pressure oxygen chamber and the pipe joint of the present invention;
FIG. 3 is a schematic cross-sectional view of a pipe joint and butt joint according to the present invention;
FIG. 4 is a schematic top-down view of the pipe joint and movable impeller of the present invention;
FIG. 5 is a front view of the sealing bladder and the movable impeller of the present invention;
FIG. 6 is a schematic top view of a drying column and end caps according to the present invention;
FIG. 7 is a perspective view of the propelling airbag and the movable rod of the present invention;
FIG. 8 is an enlarged view of the structure at A in FIG. 6 according to the present invention;
FIG. 9 is a schematic perspective view of the movable rod and the side baffle of the present invention;
fig. 10 is a schematic sectional view of the torsion spring according to the present invention.
In the figure: 1. a hypoxic chamber main body; 2. a cabin door; 3. an observation window; 4. an ionizing radiation device; 5. a gas path controller; 6. a vacuum pump; 7. a pipe joint; 8. a butt joint; 9. a delivery conduit; 10. drying the column; 11. an end cap; 12. sealing the air bag; 13. a movable impeller; 14. a flow guide pipe; 15. a shunt tube; 16. propelling the air bag; 17. a movable rod; 18. positioning the partition plate; 19. a joining cavity; 20. a conveying pipe; 21. a rubber ball; 22. a lateral baffle; 23. a torsion spring.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-10, the present invention provides a technical solution: a low-pressure oxygen chamber for animal experiments, which can improve the tightness of pipeline connection, comprises a low-pressure oxygen chamber main body 1, a chamber door 2, an observation window 3, an ionizing radiation device 4, a gas circuit controller 5, a vacuum pump 6, a pipeline joint 7, a butt joint 8, a conveying pipeline 9, a drying column 10 and an end cover 11, wherein the chamber door 2 is movably connected to the low-pressure oxygen chamber main body 1, the observation window 3 is arranged on the chamber door 2, the ionizing radiation device 4 is connected to the middle part of the upper end of the low-pressure oxygen chamber main body 1, the gas circuit controller 5 is installed on the left side of the low-pressure oxygen chamber main body 1, the vacuum pump 6 is connected to the right side of the low-pressure oxygen chamber main body 1, the pipeline joint 7 is arranged on the back side of the low-pressure oxygen chamber main body 1, the butt joint 8 is connected to the pipeline joint 7 through threads, the conveying pipeline 9 is inserted into the butt joint 8, the end part of the conveying pipeline 9 is connected with the drying column 10, and the end cover 11 is installed on the end part of the drying column 10; further comprising: the sealing air bag 12 is arranged on the outer side of the pipeline joint 7, the lower end of the sealing air bag 12 extends into the pipeline joint 7, and a movable impeller 13 is arranged on the inner side of the sealing air bag 12;
as shown in fig. 1 to 3, when the delivery pipe 9 is butted against the pipe joint 7 on the back surface of the low pressure oxygen chamber body 1, the delivery pipe 9 is inserted into the inside of the butt joint 8 and fixed, and then the butt joint 8 is screwed into the inside of the pipe joint 7, so that the butt joint 8 and the pipe joint 7 are fixed, and since the sealing air bag 12 is provided on the outside of the pipe joint 7, after the butt joint 8 is screwed into the inside of the pipe joint 7, the sealing air bag 12 is closely attached to the outside of the butt joint 8, so that the joint of the butt joint 8 and the pipe joint 7 can be sealed by the sealing air bag 12, thereby improving the sealing performance of the pipe after connection and preventing the leakage phenomenon during gas delivery.
One end of the draft tube 14 is connected to the side of the sealed air bag 12, the other end of the draft tube 14 is connected to the middle of the shunt tube 15, the end of the shunt tube 15 is connected with the propelling air bag 16, and the propelling air bag 16 is arranged on the side of the movable rod 17; the positioning partition plate 18 is fixedly arranged on the side of the drying column 10, and a connecting cavity 19 is defined by the positioning partition plate 18 and the end part of the movable rod 17; a transfer tube 20 for connecting the engaging cavity 19 and a rubber ball 21, the rubber ball 21 being installed inside the drying column 10; and a side baffle 22 arranged at the end of the movable rod 17, wherein a torsion spring 23 for providing return elasticity is arranged outside the rotating shaft of the side baffle 22. The end caps 11 are distributed at the front end and the rear end of the drying column 10, the end caps 11 are connected with the drying column 10 through threads, and the drying column 10 is filled with desiccant silica gel particles. The sealing air bag 12 is wrapped outside the pipeline joint 7, and the part of the lower end of the sealing air bag 12 extending into the pipeline joint 7 is arranged between the adjacent blades of the movable impeller 13. The propelling air bag 16 and the movable rod 17 are fixedly connected, the propelling air bag 16 is made of elastic materials, and a sliding connection structure is formed between the movable rod 17 and the positioning partition 18. The movable rod 17 is arranged in an I-shaped structure, and the horizontal plane of the inner end of the movable rod 17 is flush with the inner wall of the drying column 10. The connecting cavity 19 defined by the movable rod 17 and the positioning partition 18 is communicated with the rubber ball 21 through a transmission pipe 20, and the rubber ball 21 is symmetrically arranged about the vertical central axis of the drying column 10. The outer wall of the movable rod 17 is attached to the inner wall of the side of the drying column 10, and the movable rod 17 is uniformly distributed on the side of the drying column 10. The lateral baffles 22 are symmetrically arranged about the transverse central axis of the movable bar 17, and the lateral baffles 22 are arranged in an inclined configuration. The lateral baffle 22 and the inner wall bulge of the drying column 10 are mutually attached, and a rotating structure is formed between the lateral baffle 22 and the inner end of the movable rod 17.
As shown in fig. 1 and 3-10, when the gas is delivered after the pipeline is butted, the gas delivered by the delivery pipeline 9 can impact the movable impeller 13 inside the pipeline joint 7, at this time, the movable impeller 13 can rotate after being impacted by the gas, the contact between the side blades of the movable impeller 13 and the lower end of the sealed air bag 12 can be utilized by the rotation of the movable impeller 13, so that the lower end of the sealed air bag 12 can be intermittently extruded, after the sealed air bag 12 is intermittently extruded, part of the gas inside enters the propelling air bag 16 through the flow guide pipe 14 and the flow dividing pipe 15, because the propelling air bag 16 and the movable rod 17 are fixedly connected, the movable rod 17 can be pulled to reciprocate when the propelling air bag 16 expands and contracts, and the gas inside the connecting cavity 19 can be compressed when the movable rod 17 reciprocates, the air connected with the inside of the cavity 19 enters the rubber ball 21 through the transmission pipe 20 to intermittently expand, the mobility of the desiccant particles in the drying column 10 can be increased by utilizing the expansion and contraction of the rubber ball 21, the joint surfaces between the particles are prevented from being always covered when the desiccant particles are stored in a static state, meanwhile, the lateral baffles 22 can synchronously move when the movable rod 17 reciprocates, the lateral baffles 22 can be collided with the bulges in the drying column 10 after moving, the lateral baffles 22 rotate on the inner ends of the movable rod 17 at the moment, the desiccant particles can be stirred by the rotation of the lateral baffles 22, then the lateral baffles 22 can synchronously reciprocate by the reciprocating movement of the movable rod 17, and partial desiccant particles can be drawn into the cavity formed by the movable rod 17 and the inner wall of the drying column 10 after moving by utilizing the reciprocating rotation of the lateral baffles 22, then the drying agent particles are pushed into the drying column 10 again, so that the drying agent particles are turned over again, and the drying agent particles can be further and more effectively turned over through continuous turning over of the drying agent particles.
The working principle is as follows: when the low-pressure oxygen chamber for animal experiments, which can improve the sealing performance of pipeline connection, is used, as shown in fig. 1-10, the sealing air bag 12 is wrapped outside the pipeline joint 7, so that the sealing air bag 12 can be tightly attached to the pipeline joint 8 after the pipeline joint 7 is in threaded connection with the pipeline joint 8, the joint between the pipeline joint 7 and the joint 8 is sealed through the sealing air bag 12, the movable impeller 13 can be rotated by using the impact force of gas, the lower end of the sealing air bag 12 can be continuously extruded by using the rotation of the movable impeller 13, the movable rod 17 can be reciprocated under the action of the draft tube 14, the shunt tube 15 and the propelling air bag 16 by using the extrusion of the sealing air bag 12, the connecting cavity 19 can be intermittently compressed by using the reciprocating movement of the movable rod 17, so that the rubber ball 21 can be intermittently expanded, so that the expansion of the rubber ball 21 can increase the flowability of desiccant particles in the drying column 10, the overturning of the movable rod 17 can turn the side baffle 22, the side baffle 22 can be rotated by using the reciprocating movement of the side baffle 22, and the desiccant particles can be further pushed into the drying column to dry the desiccant particles once again, and then the desiccant particles can be further effectively pushed into the drying column by the movable rod 17.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (2)
1. A low-pressure oxygen chamber for animal experiments, which can improve the tightness of pipeline connection, comprises a low-pressure oxygen chamber main body (1), a chamber door (2), an observation window (3), an ionizing radiation device (4), a gas circuit controller (5), a vacuum pump (6), a pipeline joint (7), a butt joint (8), a conveying pipeline (9), a drying column (10) and an end cover (11), wherein the chamber door (2) is movably connected to the low-pressure oxygen chamber main body (1), the observation window (3) is arranged on the chamber door (2), the ionizing radiation device (4) is connected to the middle of the upper end of the low-pressure oxygen chamber main body (1), the gas circuit controller (5) is installed on the left side of the low-pressure oxygen chamber main body (1), the vacuum pump (6) is connected to the right side of the low-pressure oxygen chamber main body (1), the pipeline joint (7) is arranged on the back side of the low-pressure oxygen chamber main body (1), the butt joint (8) is in threaded connection with the butt joint (8), the conveying pipeline (9) is inserted into the interior of the butt joint, the end of the conveying pipeline (9) is connected with the drying column (10), and the end cover (11) of the drying column is installed on the end cover (11);
it is characterized by also comprising:
the sealing air bag (12) is arranged on the outer side of the pipeline joint (7), the lower end of the sealing air bag (12) extends into the pipeline joint (7), and a movable impeller (13) is arranged on the inner side of the sealing air bag (12);
one end of the draft tube (14) is connected to the side of the sealed air bag (12), the other end of the draft tube (14) is connected to the middle of the shunt tube (15), the end of the shunt tube (15) is connected with the propelling air bag (16), and the propelling air bag (16) is mounted on the side of the movable rod (17);
the positioning partition plate (18) is fixedly arranged on the side of the drying column (10), and a connecting cavity (19) is formed between the positioning partition plate (18) and the end part of the movable rod (17);
a transfer tube (20) for connecting the engagement cavity (19) and a rubber ball (21), the rubber ball (21) being mounted inside the drying column (10);
the lateral baffle (22) is arranged at the end part of the movable rod (17), and a torsion spring (23) for providing reset elastic force is arranged outside a rotating shaft of the lateral baffle (22);
the end covers (11) are distributed at the front end and the rear end of the drying column (10), the end covers (11) are connected with the drying column (10) through threads, and desiccant silica gel particles are filled in the drying column (10);
the sealing air bag (12) is wrapped on the outer side of the pipeline joint (7), and the part of the lower end of the sealing air bag (12) extending into the pipeline joint (7) is arranged between adjacent blades of the movable impeller (13);
the propelling air bag (16) is fixedly connected with the movable rod (17), the propelling air bag (16) is made of elastic materials, and a sliding connection structure is formed between the movable rod (17) and the positioning partition plate (18);
a connecting cavity (19) defined by the movable rod (17) and the positioning partition plate (18) is communicated with the rubber ball (21) through a transmission pipe (20), and the rubber ball (21) is symmetrically arranged about the vertical central axis of the drying column (10);
the outer wall of the movable rod (17) is attached to the inner wall of the side of the drying column (10), and the movable rod (17) is uniformly distributed on the side of the drying column (10);
the lateral baffles (22) are symmetrically arranged about the transverse central axis of the movable rod (17), and the lateral baffles (22) are arranged in an inclined structure;
the lateral baffle (22) is attached to the inner wall protrusion of the drying column (10), and a rotating structure is formed between the lateral baffle (22) and the inner end of the movable rod (17);
the gas conveyed by the conveying pipeline (9) is utilized to impact a movable impeller (13) in the pipeline joint (7), the movable impeller (13) can rotate after being impacted by the gas, the contact between side blades of the movable impeller (13) and the lower end of a sealed air bag (12) can be utilized through the rotation of the movable impeller (13), the lower end of the sealed air bag (12) can be intermittently extruded, when the sealed air bag (12) is intermittently extruded, partial gas in the sealed air bag enters the pushing air bag (16) through a flow guide pipe (14) and a flow division pipe (15), because the pushing air bag (16) and a movable rod (17) are fixedly connected, when the pushing air bag (16) expands and contracts, the movable rod (17) can be pulled to reciprocate, when the movable rod (17) reciprocates, the gas in a connecting cavity (19) can be compressed, the gas in the connecting cavity (19) enters a rubber ball (21) through a conveying pipe (20), the gas in the rubber ball (21) intermittently expands, when the movable rod (21) reciprocates, a baffle plate can increase the drying agent (10) and the drying particles can be stored in the drying column to prevent the drying particles (10) from moving in a side direction, when the drying column (10) moves synchronously, and the drying particles (17) move, and when the drying particles (17) move in a drying column, and the drying column (10) can be prevented from colliding, at the moment, the lateral baffle (22) rotates at the inner end of the movable rod (17), desiccant particles can be stirred through the rotation of the lateral baffle (22), then the lateral baffle (22) can synchronously rotate in a reciprocating mode through the reciprocating movement of the movable rod (17), part of the desiccant particles can be firstly attracted to a cavity formed by the movable rod (17) and the inner wall of the drying column (10) after moving through the reciprocating rotation of the lateral baffle (22), then the desiccant particles are pushed into the drying column (10) again, so that the desiccant particles are stirred again, and the desiccant particles can be further stirred more effectively through continuous stirring of the desiccant particles.
2. The animal experiment low pressure oxygen chamber capable of improving the tightness of the pipeline connection according to claim 1, wherein: the movable rod (17) is arranged to be of an I-shaped structure, and the horizontal plane of the inner end of the movable rod (17) is flush with the inner wall of the drying column (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111525859.0A CN114391481B (en) | 2021-12-14 | 2021-12-14 | Can improve low pressure oxygen cabin for animal experiments of pipe connection leakproofness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111525859.0A CN114391481B (en) | 2021-12-14 | 2021-12-14 | Can improve low pressure oxygen cabin for animal experiments of pipe connection leakproofness |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114391481A CN114391481A (en) | 2022-04-26 |
| CN114391481B true CN114391481B (en) | 2022-10-11 |
Family
ID=81228002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111525859.0A Active CN114391481B (en) | 2021-12-14 | 2021-12-14 | Can improve low pressure oxygen cabin for animal experiments of pipe connection leakproofness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114391481B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211290944U (en) * | 2019-11-04 | 2020-08-18 | 辽宁龙田化工科技有限公司 | Quick drying device is used in processing of graininess chemical material |
| CN213498034U (en) * | 2020-07-28 | 2021-06-22 | 杭州畅江机械有限公司 | Digit control machine tool insulated door that leakproofness is good |
| AU2020201650A1 (en) * | 2020-03-05 | 2021-09-23 | Lee Mu Tsai Investment Pty Ltd | Live crustacean transport system and method |
| CN113566539A (en) * | 2021-09-27 | 2021-10-29 | 南通京创桐元新材料有限公司 | Solid powder sublimation process |
| CN214711428U (en) * | 2021-01-13 | 2021-11-16 | 中国人民解放军空军军医大学 | Medicine storage cabinet |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008092243A1 (en) * | 2007-01-31 | 2008-08-07 | Industries Guimont Inc. | Animal litter |
| JP2010214278A (en) * | 2009-03-16 | 2010-09-30 | Hamashoku:Kk | Dehumidifier and desiccant using dried nemacystus decipiens |
| CN203291035U (en) * | 2013-06-21 | 2013-11-20 | 天津开发区合普工贸有限公司 | Animal experiment module with controllable flowing gases in microenvironment |
| GB2527086A (en) * | 2014-06-11 | 2015-12-16 | Mdc Exports Ltd | Animal containment system |
| CN206101267U (en) * | 2016-09-20 | 2017-04-19 | 张成林 | High cage chicken coop air purification equipment |
| CN206679284U (en) * | 2017-03-17 | 2017-11-28 | 苏州纽斓机械有限公司 | A kind of hollow desiccant filling apparatus system |
| CN110410886B (en) * | 2019-07-22 | 2021-06-15 | 建德利晟科技咨询服务有限公司 | Indoor air purification method |
| CN110742760A (en) * | 2019-10-28 | 2020-02-04 | 谭东 | Numerical control chronic intermittent type nature oxygen deficiency case |
| CN210959862U (en) * | 2019-10-29 | 2020-07-10 | 华中科技大学同济医学院附属协和医院 | Animal feeding cage improves device for experiments |
| CN213066902U (en) * | 2020-07-29 | 2021-04-27 | 江苏大地动物保健品有限公司 | Fodder storage silo that possesses drying function |
| CN212935263U (en) * | 2020-08-25 | 2021-04-09 | 杭州巨骐信息科技股份有限公司 | Low-voltage power supply system |
| CN214482779U (en) * | 2021-03-26 | 2021-10-26 | 中国人民解放军空军军医大学 | Rat tail suspension weightlessness model experimental device |
| CN215113689U (en) * | 2021-07-15 | 2021-12-10 | 内蒙古蒙金生态科技有限公司 | Fertilizer granule drying device is used in organic fertilizer production |
| CN113733394B (en) * | 2021-09-13 | 2023-07-07 | 合肥通泰光电科技有限公司 | Drying treatment device for injection molding of display screen rubber frame |
-
2021
- 2021-12-14 CN CN202111525859.0A patent/CN114391481B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211290944U (en) * | 2019-11-04 | 2020-08-18 | 辽宁龙田化工科技有限公司 | Quick drying device is used in processing of graininess chemical material |
| AU2020201650A1 (en) * | 2020-03-05 | 2021-09-23 | Lee Mu Tsai Investment Pty Ltd | Live crustacean transport system and method |
| CN213498034U (en) * | 2020-07-28 | 2021-06-22 | 杭州畅江机械有限公司 | Digit control machine tool insulated door that leakproofness is good |
| CN214711428U (en) * | 2021-01-13 | 2021-11-16 | 中国人民解放军空军军医大学 | Medicine storage cabinet |
| CN113566539A (en) * | 2021-09-27 | 2021-10-29 | 南通京创桐元新材料有限公司 | Solid powder sublimation process |
Non-Patent Citations (1)
| Title |
|---|
| 乳房肥大患者外周血中雌激素表达水平研究;王钠;《中国美容医学》;20191231;全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114391481A (en) | 2022-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104438253B (en) | Shrink block-proof type pipeline cleaning projectile and actuating device of atmospheric pressure thereof | |
| CN114391481B (en) | Can improve low pressure oxygen cabin for animal experiments of pipe connection leakproofness | |
| CN105134568B (en) | Air inflation and exhaust integrated air pump and electronic sphygmomanometer comprising same | |
| CN109625227A (en) | A kind of underwater flexible jet propulsion system and its application method | |
| CN109222764A (en) | Bionic soft clean robot | |
| CN110774292B (en) | Bionic soft rolling robot | |
| CN214306459U (en) | Negative pressure filling hydrogen storage tank | |
| CN112815660A (en) | Medicine circulation drying device for traditional Chinese medicine production workshop | |
| CN113363652B (en) | Battery shock absorber of new energy automobile | |
| CN112586860A (en) | Cosmetic capable of effectively realizing quantitative spraying | |
| CN203239514U (en) | Inflating device | |
| CN207915443U (en) | A kind of fire prevention intelligent robot | |
| CN111374391A (en) | Climbing power-assisted shoe driven by universal joint with magnet | |
| CN207768896U (en) | A kind of division of respiratory disease phlegm scab remover | |
| CN112717240A (en) | Oxygen-adding atomizing inhalation device for rehabilitation physiotherapy of pneumoconiosis | |
| CN206700656U (en) | Inflatable rugby golf | |
| CN208003104U (en) | A kind of azithromycin granule process units that dry dampproof effect is good | |
| CN102133111A (en) | Cavity disease diagnosis and treatment system | |
| CN116099144A (en) | Fire control automatic spray head that spraying scope is wide | |
| CN206857381U (en) | A kind of squash type toner bottle | |
| CN204267281U (en) | Reversible fluid pressure suction machine | |
| CN206351781U (en) | A kind of large-scale fixed-wing unmanned plane pesticide spraying device | |
| CN109024368A (en) | A kind of lifting lever having Self-watering function | |
| CN215447623U (en) | Blast hole opening blocking device for static blasting | |
| CN220181543U (en) | Cosmetic vacuum packaging bottle with vacuum inner bag capable of being recycled at one time |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |