CN113314011A - Multifunctional experimental device for small animal neuroethology evaluation - Google Patents
Multifunctional experimental device for small animal neuroethology evaluation Download PDFInfo
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- CN113314011A CN113314011A CN202110691000.0A CN202110691000A CN113314011A CN 113314011 A CN113314011 A CN 113314011A CN 202110691000 A CN202110691000 A CN 202110691000A CN 113314011 A CN113314011 A CN 113314011A
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Abstract
The invention discloses a multifunctional experimental device for small animal neuroethology evaluation, which comprises: the utility model provides a damping moving mechanism is installed to shell for experimental cavity, its lower extreme, the internally mounted of shell for inner cavity body has the ventilative net that is used for ventilative, and the inboard of ventilative net is provided with places the experimental platform mechanism of installing additional in shell for inner cavity body, install experimental platform mechanism additional including linking pole, laboratory bench and fixing bolt, it is fixed with fixing bolt to link up the pole inboard, the downside of shell for inner cavity body is provided with the excrement screen of leaking of installing in shell for experimental cavity body. This a multi-functional experimental apparatus for evaluation of toy neurobehavioral can separate the experimental apparatus inner space to can carry out the space allotment, with the animal experiment needs of the different sizes of adaptation, and can collect the dust that the device is inside to be produced, also can carry out air cycle, ensure the inside air quality of device.
Description
Technical Field
The invention relates to the related technical field of neuroethology experiments, in particular to a multifunctional experimental device for small animal neuroethology evaluation.
Background
Animal experiments refer to scientific research using animals in laboratories to obtain new knowledge about biology, medicine, etc., or to solve specific problems, wherein animal experiments can be performed on neuro-behaviours of small animals, and the experimental devices used have certain requirements.
An animal experimental device with chinese patent No. CN105532489B, wherein the experimental device comprises: foraging ethology case, dodge gate, video presentation ware, host computer, information collection station and behavioristics monitored control system, wherein: the movable door is positioned in the foraging ethology box and is used for conducting or isolating a safety area and a foraging area which are divided by the foraging ethology box; the video presenter is electrically connected with the host, and is used for presenting the host to play videos for the animals in the foraging area; the information collector is electrically connected with the behavioristics monitoring system and is used for collecting the position information of the animals in the foraging area and transmitting the position information to the behavioristics monitoring system; the ethology monitoring system is electrically connected with the host and is used for triggering the host to play videos when the position information of the animals reaches the designated area of the foraging area. By implementing the embodiment of the invention, the instinct fear reaction of animals can be detected, and the special LED illuminating device for the animal experiment with the Chinese patent authorization publication number of CN103868041B comprises an LED illuminating system, an animal fur and dust collecting system and an intelligent control system; the animal quilt hair and dust collecting system is connected with the LED illuminating system, and the intelligent control system is respectively connected with the LED illuminating system and the animal quilt hair and dust collecting system; an animal fur and dust collection system comprising: the air filter comprises a motor, a wind wheel, an upper cover, an air guide cover, an air filter element, a lower cover, an air filter element fixing screw, an upper cover air outlet and a HEPA filter bag; the animals in the air are filtered and collected by the air filter element by hair and large particle dust, and the small particle dust in the air is filtered and collected by the HEPA filter bag. The invention has reasonable design and simple maintenance, and can provide a lighting system with high efficiency, low energy, uniform illumination and good light quality for animal experiments; meanwhile, the air can be effectively purified, the working environment is improved, the stability of the instrument and the equipment is obviously improved, and the service life of the instrument and the equipment is obviously prolonged.
The above prior art solutions have the following drawbacks: the internal space of the experimental device is inconvenient to separate, so that the experimental device is difficult to adapt to the animal experiment requirements of different body types, the dust generated in the device is inconvenient to collect, and the air circulation is inconvenient to influence the air quality in the device, so that the invention provides the multifunctional experimental device for neuroethology evaluation of the small animals, and the multifunctional experimental device is used for solving the problems.
Disclosure of Invention
The invention aims to provide a multifunctional experimental device for neuroethological evaluation of small animals, which solves the problems that the internal space of the experimental device is inconvenient to separate, dust generated in the experimental device is inconvenient to collect, and air circulation is inconvenient to affect the air quality in the experimental device, which are proposed in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a multifunctional experimental apparatus for neurobehavioral assessment of small animals, comprising:
the lower end of the shell for the experimental cavity is provided with a damping moving mechanism, the inner side of the shell for the experimental cavity is provided with a shell for the inner cavity, a breathable net for ventilation is arranged inside the shell for the inner cavity, an additionally-installed experimental platform mechanism placed in the shell for the inner cavity is arranged on the inner side of the breathable net, the additionally-installed experimental platform mechanism comprises a connecting rod, an experimental table and a fixing bolt, the inner side of the connecting rod is fixedly provided with the fixing bolt, the outer end of the fixing bolt is in threaded connection with the experimental table arranged between the connecting rod monomers, the lower side of the shell for the inner cavity is provided with an excrement leakage net installed in the shell for the experimental cavity, and a receiving platform is arranged on the lower side of the excrement leakage net;
the outer sealing cover is arranged at the upper end of the shell for the experimental cavity, a bearing ring is arranged on the outer side of the outer sealing cover, a dust collecting mechanism is arranged on the lower side of the bearing ring, a built-in filter screen for filtering is arranged on the inner side of the bearing ring, an exhaust fan is arranged at the upper end of the outer sealing cover, the outer side of the exhaust fan is communicated with an air guide pipe, a fixing frame for supporting is fixed on the inner side of the air guide pipe, and an external shadowless lamp arranged in the shell for the experimental cavity is fixed on the outer side of the lower end of the outer sealing cover;
the dust guiding mechanism is arranged on the inner side of the outer sealing cover and comprises a positioning ring, an inner guide block and a fixing rod, the fixing rod is fixed on the inner side of the positioning ring, the inner end of the fixing rod is provided with the inner guide block, the inner sealing cover arranged on the outer sealing cover is arranged on the upper side of the dust guiding mechanism, and the sealing ring clamped in the outer sealing cover is arranged on the outer side of the lower end of the inner sealing cover;
the inner bearing seat is arranged at the lower side of the dust guide mechanism and is fixed with the outer sealing cover through welding, a built-in lamp for providing light is arranged at the lower end of the inner bearing seat, a temperature and humidity detector for detecting temperature and humidity is arranged on the right side of the lower end of the built-in lamp, and a gas concentration detector for gas concentration is arranged at the left end of the lower side of the built-in lamp;
the mounting bracket is fixed on the outer side of a hole-shaped structure arranged in the shell for the experimental cavity through bolts, a dustproof net is fixed on the inner side of the mounting bracket, and a ventilation block which is arranged in the hole-shaped structure arranged in the shell for the experimental cavity and used for avoiding escape or damage of animals is arranged on the inner side of the dustproof net.
As the preferred technical scheme of the invention, the damping moving mechanism comprises a limiting seat, a linking and adjusting seat, a positioning rod and a fixed caster;
the lower end of the limiting seat is provided with a linking and adjusting seat, and the inner side of the upper end of the limiting seat is provided with a positioning rod fixed in the shell for the experimental cavity;
and the fixed caster is fixed at the lower end of the linking and adjusting seat and used for moving.
By adopting the technical scheme, the influence of vibration on the internal environment of the device in the experiment can be reduced in the process of moving the device, so that the interference to the experiment is reduced.
As a preferred technical scheme of the invention, the limiting seat is in sliding connection with the positioning rod through a spring, the lower side of the limiting seat is in sliding connection with the linking adjusting seat, the upper end of the linking adjusting seat is arranged in a spherical shape, and the linking adjusting seat is in elastic connection with the limiting seat through the spring.
By adopting the technical scheme, the device can adapt to the inclination of different degrees and also can absorb shock to a certain extent, thereby reducing the influence of the shock on the shell for the experimental cavity.
As a preferred technical scheme, the dustproof gateway is arranged in a bilateral symmetry mode in the center of the shell for the experimental cavity, and hole-shaped structures for ventilation are uniformly formed in the ventilating blocks arranged on the inner side of the dustproof net.
Adopt above-mentioned technical scheme, can realize following supreme air flow circulation down, and can avoid in the outside air dust gets into the shell for the experiment cavity, also avoid the animal to escape or destroy simultaneously.
In a preferred embodiment of the present invention, the longitudinal section of the joint rod is V-shaped, groove-shaped structures for limiting the fixing bolt are formed at equal intervals outside the joint rod, and the lower end of the joint rod is engaged with the housing for the inner cavity.
Adopt above-mentioned technical scheme, can install the laboratory bench of different quantity additional and participate in the experiment, and can ensure that the pole of linking and cavity body are with the installation of shell inboard stable.
As a preferred technical solution of the present invention, the dust collecting mechanism includes a fixing ring, a collecting bag, and a coupling ring;
and the outer end of the fixing ring is fixed with a collecting bag for collecting dust, and the inner end of the collecting bag is fixed with a connecting ring.
By adopting the technical scheme, when the air guide pipe generates negative pressure inside the shell for the experimental cavity, dust inside the shell for the experimental cavity enters the dust collecting mechanism to be collected, and the retention of the dust inside the shell for the experimental cavity is reduced.
As a preferable technical scheme of the invention, the fixing ring is detachably connected with the bearing ring through a bolt, the upper surface of the fixing ring is attached to the built-in filter screen, and the inner end of the built-in filter screen is in clamping connection with the bearing ring.
By adopting the technical scheme, the dust is prevented from being directly discharged from the air guide pipe to damage the exhaust fan, the collection bag is convenient to replace or clean, and the filtering and collecting capacity of the collection bag is ensured.
In a preferred embodiment of the present invention, the longitudinal section of the engaging ring is L-shaped, and the engaging ring is engaged with a receiving frame provided on the outer side of the outer cap.
Adopt above-mentioned technical scheme, be convenient for expand the collection bag inboard to clear up the dust, reduce the frequency of collecting the whole dismantlement of mechanism with the dust.
According to the preferred technical scheme, the lower side of the positioning ring is provided with a groove-shaped structure, the inner side of the positioning ring is arc-shaped, the positioning ring and the inner side of the outer sealing cover form an integrated structure through welding, a fixing rod used for connecting the inner guide block is arranged on the inner side of the positioning ring at an equal angle, and the lower end of the inner guide block is provided with a spherical groove-shaped structure.
By adopting the technical scheme, the dust entering the outer sealing cover can be guided, and the possibility that the dust enters the shell for the experimental cavity again is reduced.
As a preferable technical scheme of the invention, the inner side of the outer sealing cover is provided with hole-shaped structures for ventilation at equal angles, and the hole-shaped structures are arranged in one-to-one correspondence with the air inlets at the outer ends of the air guide pipes.
By adopting the technical scheme, the adsorption capacity of dust in the shell for the experimental cavity is convenient to increase, the air flow rate in the shell for the experimental cavity can be increased, and the air quality is ensured.
Compared with the prior art, the invention has the beneficial effects that: the multifunctional experimental device for small animal neurobehavioral assessment can separate the internal space of the experimental device, so that space allocation can be performed to meet the animal experiment requirements of different body types, dust generated in the device can be collected, air circulation can be performed, and the air quality in the device can be ensured;
1. the longitudinal section of the connecting rod is V-shaped, groove-shaped structures for limiting the fixing bolts are arranged on the outer side of the connecting rod at equal intervals, the inner space of the outer shell for the inner cavity body can be separated, different numbers of experiment tables can be additionally arranged for experiments, the outer shell for the inner cavity body can be taken out to obtain larger experiment space, the lower end of the connecting rod is clamped and connected with the outer shell for the inner cavity body, and the connecting rod and the inner side of the outer shell for the inner cavity body can be stably installed;
2. the inner side of the outer sealing cover is provided with a hole-shaped structure for ventilation at equal angles, the hole-shaped structure and the air inlet at the outer end of the air guide pipe are arranged in a one-to-one correspondence manner, negative pressure generated in the outer sealing cover can guide dust in the shell for the experimental cavity, the lower side of the positioning ring is provided with an inner side arc-shaped groove-shaped structure, the lower end of the inner guide block is provided with a spherical groove-shaped structure, the dust entering the outer sealing cover can be guided, the possibility that the dust enters the shell for the experimental cavity again is reduced, meanwhile, the dust is collected by the collecting bag, the dust is prevented from being directly discharged from the air guide pipe to damage an exhaust fan by the built-in filter screen, and the hole-shaped structures for ventilation are uniformly arranged in the ventilation blocks which are arranged in a left-right symmetry manner at the center of the shell for the experimental cavity and are arranged at the inner side of the dust screen through the dust-proof gateway, the air circulation from bottom to top can be realized, and external air dust can be prevented from entering the shell for the experimental cavity, so that the air quality in the device is ensured;
3. pass through the spring through spacing seat and constitute sliding connection with the locating lever for spacing seat can adapt to the horizontal displacement of not equidimension, and the downside through spacing seat with link up to adjust the seat and be sliding connection and link up and adjust the seat and pass through the spring and constitute elastic connection with spacing seat, can adapt to the slope of not equidimension, can be to the in-process that the device removed, reduce vibrations and cause the influence to the device internal environment in the experiment, thereby reduce the interference to the experiment.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of the external shadowless lamp and the external sealing cover in a top view;
FIG. 3 is a schematic top view of the dust guiding mechanism and the outer cap according to the present invention;
FIG. 4 is a schematic diagram of a side view of the connection between the experiment platform mechanism and the inner cavity body housing according to the present invention;
FIG. 5 is a schematic view of the overall structure of the joint rod of the present invention;
FIG. 6 is a schematic view of the overall structure of the dust guide mechanism according to the present invention;
FIG. 7 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 8 is an enlarged view of the structure at B in FIG. 1 according to the present invention;
FIG. 9 is an enlarged view of the structure of FIG. 1 at C according to the present invention.
In the figure: 1. a housing for the experimental chamber; 2. a shock-absorbing moving mechanism; 201. a limiting seat; 202. connecting an adjusting seat; 203. positioning a rod; 204. fixing a caster; 3. the inner cavity body is provided with a shell; 4. a breathable net; 5. an outer cover; 6. additionally installing an experiment platform mechanism; 601. a connecting rod; 602. a laboratory bench; 603. fixing the bolt; 7. a fecal leakage net; 8. a receiving platform; 9. a dust guide mechanism; 901. a positioning ring; 902. an inner guide block; 903. fixing the rod; 10. an inner bearing seat; 11. an inner sealing cover; 12. an exhaust fan; 13. an external shadowless lamp; 14. a built-in lamp; 15. a gas concentration detector; 16. an air guide pipe; 17. a fixed mount; 18. a dust collection mechanism; 1801. a fixing ring; 1802. a collection bag; 1803. an adaptor ring; 19. a filter screen is arranged inside; 20. a bearing ring; 21. a seal ring; 22. a mounting frame; 23. a dust screen; 24. a gas permeable block; 25. a temperature and humidity detector; 26. a bearing frame.
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. 1-9, the present invention provides a technical solution: a multifunctional experimental device for small animal neuroethology assessment comprises a damping moving mechanism 2 installed at the lower end of a shell 1 for an experimental cavity, an inner cavity shell 3 is arranged on the inner side of the shell 1 for the experimental cavity, the damping moving mechanism 2 comprises a limiting seat 201, a linking adjusting seat 202, a positioning rod 203 and a fixed caster 204, the lower end of the limiting seat 201 is provided with the linking adjusting seat 202, the positioning rod 203 fixed in the shell 1 for the experimental cavity is installed on the inner side of the upper end of the limiting seat 201, the fixed caster 204 is fixed at the lower end of the linking adjusting seat 202 and used for moving, a breathable net 4 used for ventilation is installed inside the inner cavity shell 3, an additional experimental platform mechanism 6 placed in the inner cavity shell 3 is arranged on the inner side of the breathable net 4, the additional experimental platform mechanism 6 comprises an additional connecting rod 601, an experimental table 602 and a fixed bolt 603, and a fixed bolt 603 is fixed on the inner side of the additional connecting rod 601, the outer end of the fixing bolt 603 is connected with an experiment table 602 arranged between the linking rods 601 by screw thread, the lower side of the outer shell 3 for the inner cavity is provided with an excrement leakage net 7 arranged in the outer shell 1 for the experiment cavity, the lower side of the excrement leakage net 7 is provided with a receiving platform 8, the outer sealing cover 5 is arranged at the upper end of the outer shell 1 for the experiment cavity, the outer side of the outer sealing cover 5 is provided with a receiving ring 20, the lower side of the receiving ring 20 is provided with a dust collecting mechanism 18, the inner side of the receiving ring 20 is provided with a built-in filter screen 19 for filtering, the dust collecting mechanism 18 comprises a fixing ring 1801, a collecting bag 1802 and a linking ring 1803, the outer end of the fixing ring 1801 is fixed with a collecting bag 1802 for collecting dust, the inner end of the collecting bag 1802 is fixed with the linking ring 1803, the upper end of the outer sealing cover 5 is provided with an exhaust fan 12, the outer side of the exhaust fan 12 is communicated with an air guide pipe 16, and the inner side of the air guide pipe 16 is fixed with a fixing frame 17 for supporting, an external shadowless lamp 13 arranged in the shell 1 for the experimental cavity is fixed on the outer side of the lower end of the outer sealing cover 5;
the dust guiding mechanism 9 is arranged at the inner side of the outer sealing cover 5, the dust guiding mechanism 9 comprises a positioning ring 901, an inner guide block 902 and a fixing rod 903, the fixing rod 903 is fixed at the inner side of the positioning ring 901, the inner guide block 902 is installed at the inner end of the fixing rod 903, the inner sealing cover 11 installed on the outer sealing cover 5 is arranged at the upper side of the dust guiding mechanism 9, the sealing ring 21 clamped in the outer sealing cover 5 is arranged at the outer side of the lower end of the inner sealing cover 11, the inner bearing seat 10 is arranged at the lower side of the dust guiding mechanism 9 and fixed with the outer sealing cover 5 through welding, the built-in lamp 14 for providing light is installed at the lower end of the inner bearing seat 10, the temperature and humidity detector 25 for detecting temperature and humidity is arranged at the right side of the lower end of the built-in lamp 14, the gas concentration detector 15 for gas concentration is installed at the left end of the lower side of the built-in lamp 14, the mounting frame 22 is bolted at the outer side of the hole-shaped structure formed in the experiment cavity housing 1, and the inner side of the mounting rack 22 is fixed with a dust screen 23, and the inner side of the dust screen 23 is provided with a ventilation block 24 which is arranged in a hole-shaped structure arranged in the shell 1 for the experimental cavity and used for avoiding the escape or the damage of animals.
When the device is used, specifically as in fig. 1, 4 and 5, firstly, the required experimental space is judged according to the body type of the experimental animal, when the animal body type is large, the housing 3 for the cavity is taken out, the inner space of the housing 1 for the experimental cavity is utilized for carrying out the experiment, the inner ground level of the housing 1 for the experimental cavity can be kept through the excrement leakage net 7, the excrement generated by the animal can be received through the receiving platform 8, when the animal body type is small, the housing 3 for the cavity is placed in the housing 1 for the experimental cavity, then the experiment tables 602 are placed in the connecting rods 601 one by one, and are in threaded connection with the experiment tables 602 through the fixing bolts 603, and are simultaneously clamped with the groove-shaped structures on the inner sides of the connecting rods 601, after the proper number of the additional experiment platform mechanisms 6 are placed according to the experiment requirement, the whole body is placed in the housing 3 for the cavity, the engaging rod 601 is engaged with the inner side of the housing 3 for the cavity;
specifically, as shown in fig. 2, the external shadowless lamp 13 is arranged at an equal angle, so that sufficient light in the housing 1 for the experimental cavity can be ensured, and the exhaust fan 12 is started to exhaust air in the housing 1 for the experimental cavity, specifically, as shown in fig. 1, 3 and 8, the hole-shaped structure for ventilation and the hole-shaped structure are arranged at an equal angle on the inner side of the outer sealing cover 5 and are in one-to-one correspondence with the outer end air inlet of the air guide pipe 16, so that negative pressure can be generated in the outer sealing cover 5 to guide dust in the housing 1 for the experimental cavity, and the inner side of the positioning ring 901 is provided with an arc-shaped groove-shaped structure and the lower end of the inner guide block 902 is provided with a spherical groove-shaped structure, so that dust entering the outer sealing cover 5 can be guided, the possibility of re-entering the housing 1 for the experimental cavity is reduced, meanwhile, dust is collected by the collection bag 1802, and the internal filter screen 19 is used to prevent the dust from being directly discharged from the air guide pipe 16 to damage the exhaust fan 12, meanwhile, the dust screen 23 is arranged in bilateral symmetry relative to the center of the shell 1 for the experimental cavity and the ventilating block 24 arranged on the inner side of the dust screen 23 is internally and uniformly provided with a porous structure for ventilation, so that air flowing circulation from bottom to top can be realized, external air dust can be prevented from entering the shell 1 for the experimental cavity, the air quality in the device can be ensured, after the device is used for a certain time, as shown in fig. 9, the inner sealing cover 11 and the outer sealing cover 5 can be detached, the inner part of the outer sealing cover 5 can be cleaned, a gap between the inner sealing cover 11 and the outer sealing cover 5 can be compensated through the sealing ring 21, as shown in the excrement leakage net 7, the longitudinal section of the connecting ring 1803 is in an L shape, the connecting ring 1803 and the bearing frame 26 arranged on the outer side of the outer sealing cover 5 form a clamping connection, the inner side of the collecting bag 1802 can be conveniently unfolded, and the dust can be cleaned, reducing the frequency of disassembling the dust collecting mechanism 18 as a whole;
when the device that is in the experimentation just needs to be moved, as in fig. 1, constitute sliding connection through spacing seat 201 and locating lever 203 through the spring for spacing seat 201 can adapt to the horizontal displacement of different degrees, and the downside through spacing seat 201 and linking regulation seat 202 be sliding connection and link up regulation seat 202 and constitute elastic connection through spring and spacing seat 201, can adapt to the slope of different degrees, can be in the in-process to the device removal, reduce vibrations and cause the influence to the device internal environment in the experiment, thereby reduce the interference to the experiment, gas concentration detector 15's model is GYH25, temperature and humidity detector 25's model is ECW-30.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in 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 (10)
1. A multifunctional experimental apparatus for neurobehavioral assessment of small animals, comprising:
the lower end of the shell for the experimental cavity is provided with a damping moving mechanism, the inner side of the shell for the experimental cavity is provided with a shell for the inner cavity, a breathable net for ventilation is arranged inside the shell for the inner cavity, an additionally-installed experimental platform mechanism placed in the shell for the inner cavity is arranged on the inner side of the breathable net, the additionally-installed experimental platform mechanism comprises a connecting rod, an experimental table and a fixing bolt, the inner side of the connecting rod is fixedly provided with the fixing bolt, the outer end of the fixing bolt is in threaded connection with the experimental table arranged between the connecting rod monomers, the lower side of the shell for the inner cavity is provided with an excrement leakage net installed in the shell for the experimental cavity, and a receiving platform is arranged on the lower side of the excrement leakage net;
the outer sealing cover is arranged at the upper end of the shell for the experimental cavity, a bearing ring is arranged on the outer side of the outer sealing cover, a dust collecting mechanism is arranged on the lower side of the bearing ring, a built-in filter screen for filtering is arranged on the inner side of the bearing ring, an exhaust fan is arranged at the upper end of the outer sealing cover, the outer side of the exhaust fan is communicated with an air guide pipe, a fixing frame for supporting is fixed on the inner side of the air guide pipe, and an external shadowless lamp arranged in the shell for the experimental cavity is fixed on the outer side of the lower end of the outer sealing cover;
the dust guiding mechanism is arranged on the inner side of the outer sealing cover and comprises a positioning ring, an inner guide block and a fixing rod, the fixing rod is fixed on the inner side of the positioning ring, the inner end of the fixing rod is provided with the inner guide block, the inner sealing cover arranged on the outer sealing cover is arranged on the upper side of the dust guiding mechanism, and the sealing ring clamped in the outer sealing cover is arranged on the outer side of the lower end of the inner sealing cover;
the inner bearing seat is arranged at the lower side of the dust guide mechanism and is fixed with the outer sealing cover through welding, a built-in lamp for providing light is arranged at the lower end of the inner bearing seat, a temperature and humidity detector for detecting temperature and humidity is arranged on the right side of the lower end of the built-in lamp, and a gas concentration detector for gas concentration is arranged at the left end of the lower side of the built-in lamp;
the mounting bracket is fixed on the outer side of a hole-shaped structure arranged in the shell for the experimental cavity through bolts, a dustproof net is fixed on the inner side of the mounting bracket, and a ventilation block which is arranged in the hole-shaped structure arranged in the shell for the experimental cavity and used for avoiding escape or damage of animals is arranged on the inner side of the dustproof net.
2. The multifunctional experimental device for neurobehavioral assessment of small animals according to claim 1, characterized in that: the damping moving mechanism comprises a limiting seat, a linking and adjusting seat, a positioning rod and a fixed caster;
the lower end of the limiting seat is provided with a linking and adjusting seat, and the inner side of the upper end of the limiting seat is provided with a positioning rod fixed in the shell for the experimental cavity;
and the fixed caster is fixed at the lower end of the linking and adjusting seat and used for moving.
3. The multifunctional experimental device for neurobehavioral assessment of small animals according to claim 2, characterized in that: spacing seat passes through the spring and constitutes sliding connection with the locating lever, and the downside of spacing seat with link up the regulation seat and be sliding connection, the upper end that links up the regulation seat is spherical setting, and links up the regulation seat and pass through spring and spacing seat constitution elastic connection.
4. The multifunctional experimental device for neurobehavioral assessment of small animals according to claim 1, characterized in that: dustproof gateway is bilateral symmetry in the center of shell for the experiment cavity and sets up, and the poroid structure that is used for the ventilation is evenly offered to the inside ventilative piece that sets up of dust screen inboard.
5. The multifunctional experimental device for neurobehavioral assessment of small animals according to claim 1, characterized in that: the longitudinal section of the connecting rod is V-shaped, groove-shaped structures used for limiting the fixing bolts are arranged on the outer side of the connecting rod at equal intervals, and the lower end of the connecting rod is connected with the inner cavity body in a clamping mode through the shell.
6. The multifunctional experimental device for neurobehavioral assessment of small animals according to claim 1, characterized in that: the dust collecting mechanism comprises a fixing ring, a collecting bag and a connecting ring;
and the outer end of the fixing ring is fixed with a collecting bag for collecting dust, and the inner end of the collecting bag is fixed with a connecting ring.
7. The multifunctional experimental device for small animal neurobehavioral assessment according to claim 6, characterized in that: the fixed ring is detachably connected with the bearing ring through a bolt, the upper surface of the fixed ring is attached to the built-in filter screen, and the inner end of the built-in filter screen is connected with the bearing ring in a clamping mode.
8. The multifunctional experimental device for small animal neurobehavioral assessment according to claim 6, characterized in that: the longitudinal section of the connecting ring is L-shaped, and the connecting ring and the bearing frame arranged on the outer side of the outer sealing cover form clamping connection.
9. The multifunctional experimental device for neurobehavioral assessment of small animals according to claim 1, characterized in that: the inboard groove-shaped structure that is curved is seted up to the downside of holding ring, and the holding ring constitutes integrated structure through the inboard of welding with the outer closing cap to the inboard of holding ring is waited the angle and is provided with the dead lever that is used for linking up interior guide block, and the lower extreme of interior guide block has been seted up moreover and has been spherical groove-shaped structure.
10. The multifunctional experimental device for neurobehavioral assessment of small animals according to claim 9, characterized in that: the inner side of the outer sealing cover is provided with a hole-shaped structure for ventilation at equal angles, and the hole-shaped structure and the air inlet at the outer end of the air guide pipe are arranged in a one-to-one correspondence manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110691000.0A CN113314011B (en) | 2021-06-22 | 2021-06-22 | Multifunctional experimental device for small animal neuroethology evaluation |
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| CN113314011B (en) | 2022-08-09 |
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