CN219019881U

CN219019881U - Intermittent hypoxia experimental device for guinea pigs

Info

Publication number: CN219019881U
Application number: CN202223354830.3U
Authority: CN
Inventors: 顾文华; 徐镶怀; 余莉; 张童洋子; 王璇; 柏骁; 朱怡清; 王圣元; 白昊东; 沙炳先
Original assignee: Shanghai Tongji Hospital
Current assignee: Shanghai Tongji Hospital
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-16
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses a guinea pig intermittent hypoxia experimental device, which is characterized by comprising: the front end of the placement box is hinged with a door plate; the inner wall of the placement box is clamped with a net rack, a gap is reserved between the net rack and the bottom of the placement box, and the net rack consists of a plurality of first steel pipes; the feeding cage is placed on the net rack, and the bottom of the feeding cage consists of a plurality of second steel pipes; the tee bend fans are installed respectively at the top of placing the box and the both ends of placing the box. According to the utility model, the experimental animals are placed in the raising cage, the excrement of the experimental animals can fall into the bottom end of the placing box through the gap between the second steel pipes at the bottom end of the raising cage and the gap between the first steel pipes of the net frame, the odor-removing water absorption pad is placed at the bottom end of the placing box, the excrement of the experimental animals can be separated from the excrement, and the three ventilation fans can effectively ventilate the air in the placing box, so that the living environment of the experimental animals is improved, and the death rate of the experimental animals is smaller.

Description

Intermittent hypoxia experimental device for guinea pigs

Technical Field

The utility model relates to the related technical fields of animal experiments, in particular to an intermittent hypoxia experimental device for guinea pigs.

Background

At present, most of intermittent hypoxia-related researches on guinea pigs adopt rat experimental equipment, and the researches usually require the guinea pigs to be in the experimental equipment for a long time (8 hours and more). The existing experimental equipment for intermittent hypoxia of rats does not isolate animal excreta from experimental animals, a large amount of excreta can be accumulated in the equipment after long-time experiments are carried out on guinea pigs, the experimental equipment is a relatively closed environment, the ammonia concentration in the equipment is increased, and the living environment of the experimental animals becomes messy and moist after a few hours of experiments. And guinea pigs are relatively sensitive to environmental conditions due to their small biliary size. The ammonia concentration in the experimental environment is easy to cause pneumonia, and the experimental environment is excessively moist and messy and easily increases the death rate.

Disclosure of Invention

In view of the above, the present utility model provides an intermittent hypoxia experimental device for guinea pigs, comprising:

placing a box, a rearing cage, a three-way fan and a net rack;

the front end of the placement box is hinged with a door plate;

the inner wall of the placement box is clamped with the grid, a gap is reserved between the grid and the bottom of the placement box, and the grid consists of a plurality of first steel pipes;

the rearing cage is arranged on the net rack, and the bottom of the rearing cage consists of a plurality of second steel pipes;

the three ventilating fans are respectively arranged at the top end of the placement box and the two ends of the placement box.

The intermittent hypoxia experimental device for guinea pigs is characterized in that a water absorption pad is arranged at the bottom of the placement box.

The intermittent hypoxia experimental device for guinea pigs, further comprises: food storage box and water storage box, food storage box with water storage box card is located the bottom of rearging cage.

The intermittent hypoxia experimental device for guinea pigs, further comprises: the air inlet pipe is provided with a first mounting hole, one end of the air inlet pipe is mounted in the first mounting hole, and the other end of the air inlet pipe is provided with an oxygen storage device.

The intermittent hypoxia experimental device for guinea pigs comprises a box body, wherein the inner wall of the box body is provided with a first boss and a second boss, the first boss is parallel to the second boss, a clamping groove is formed between the first boss and the second boss, and the net rack is clamped in the clamping groove.

The intermittent hypoxia experimental device for guinea pigs, further comprises: the air outlet pipe is provided with a second mounting hole on the placement box, and the air outlet pipe is mounted in the second mounting hole.

The intermittent hypoxia experimental device for the guinea pigs, wherein the distance between every two adjacent first steel pipes which are parallel to each other is 1cm.

The intermittent hypoxia experimental device for the guinea pigs, wherein the interval between every two adjacent second steel pipes which are parallel to each other is 1cm.

Compared with the prior art, the technical scheme has the following positive effects:

through the application of the utility model, the intermittent anoxic experimental device for the guinea pigs is provided, the experimental animals are placed in the raising cage, the excrement of the experimental animals can fall into the bottom end of the placing box through the gap between the second steel pipes at the bottom end of the raising cage and the gap between the first steel pipes of the net frame, the odor-removing water absorption pad is placed at the bottom end of the placing box, the excrement of the experimental animals can be absorbed, the experimental animals and the excrement can be separated, and the three ventilation fans can effectively ventilate the air in the placing box, so that the living environment of the experimental animals is improved, and the death rate of the experimental animals is smaller.

Drawings

Fig. 1 is a schematic view of an intermittent hypoxia experimental device for guinea pigs according to the present utility model.

Fig. 2 is a schematic view of a net rack according to the present utility model.

FIG. 3 is a schematic bottom view of the feeder cage of the present utility model.

Fig. 4 is a schematic rear view of the placement case of the present utility model.

1. Placing a box; 2. a rearing cage; 3. a ventilation fan; 4. a net rack; 5. a door panel; 6. a first steel pipe; 7. a food storage case; 8. a water storage box; 9. a first mounting hole; 10. an air inlet pipe; 11. a second mounting hole; 12. an air outlet pipe; 13. and a second steel pipe.

Detailed Description

The utility model is further described below, but is not limited to, with reference to the drawings and detailed description.

The structures, proportions, sizes, etc. shown in the drawings attached hereto are for illustration purposes only and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the claims. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

Referring to fig. 1 to 4, there is shown a guinea pig intermittent hypoxia experimental device of a preferred embodiment, comprising: a placing box 1, a raising cage 2, three ventilating fans 3 and a net rack 4.

The front end of the placement box 1 is hinged with a door plate 5; the inner wall of the placement box 1 is clamped with a net rack 4, a gap is reserved between the net rack 4 and the bottom of the placement box 1, and the net rack 4 consists of a plurality of first steel pipes 6; the rearing cage 2 is arranged on the net rack 4, and the bottom of the rearing cage 2 consists of a plurality of second steel pipes 13; three ventilation fans 3 are respectively installed at the top end of the placement box 1 and at both ends of the placement box 1.

In the in-service use, place experimental animal in rearing cage 2, the clearance between the second steel pipe 13 of experimental animal's excrement accessible rearing cage 2 bottom, the clearance between the first steel pipe 6 of rethread rack 4 falls into the bottom of placing box 1, separates experimental animal and excrement to three ventilation fan 3 can effectively ventilate the air of placing in the box, improves experimental animal's living environment, makes experimental animal's mortality less.

The present utility model has the following embodiments based on the above description:

further, a guinea pig intermittent hypoxia experiment device, wherein a water absorption pad is placed at the bottom of the placement box 1. Specifically, a water absorption pad with a deodorizing function is placed at the bottom of the placement box 1 and used for absorbing excrement of experimental animals, and when the excrement of the experimental animals needs to be cleaned, the water absorption pad can be directly replaced, so that the cleaning is convenient. A storage box for storing the excreta of the experimental animal can also be placed at the bottom of the placement box 1.

Further, a guinea pig intermittent hypoxia experiment device, wherein the food storage box 7 and the water storage box 8, the food storage box 7 and the water storage box 8 are clamped at the bottom of the raising cage 2. Specifically, the food storage box 7 is used for storing food, and the water storage box 8 is used for storing water for normal requirements of experimental animals.

Further, a guinea pig intermittent hypoxia experimental device, wherein further comprising: the air inlet pipe 10 is provided with a first mounting hole 9 on the placement box 1, one end of the air inlet pipe 10 is mounted on the first mounting hole 9, and the other end of the air inlet pipe 10 is provided with an oxygen storage device. Specifically, if the oxygen content in the placement box 1 is insufficient, the oxygen storage device may inject oxygen into the placement box 1 through the air inlet pipe 10.

Further, a guinea pig intermittent type nature oxygen deficiency experimental apparatus, wherein, the inner wall of placing box 1 is equipped with first boss and second boss, and first boss is on a parallel with the second boss, forms the draw-in groove between first boss and the second boss, and draw-in groove is located to rack 4 card. Specifically, the lateral wall of placing box 1 is located to first boss, second boss, and first boss and second boss are all parallel with the bottom of placing box 1 to the width of the draw-in groove that forms between first boss and the second boss is greater than the width of rack 4, makes rack 4 can the card establish and place box 1 inner wall.

Further, a guinea pig intermittent hypoxia experimental device, wherein further comprising: the air outlet pipe 12 is provided with a second mounting hole 11 on the placement box 1, and the air outlet pipe 12 is arranged in the second mounting hole 11. Specifically, when the ammonia concentration in the placement box 1 is high, the ammonia in the placement box 1 can be discharged through the air outlet pipe 12.

Further, an intermittent hypoxia experimental device for guinea pigs, wherein the interval between every two adjacent first steel pipes 6 which are parallel to each other is 1cm.

Further, an intermittent hypoxia experimental device for guinea pigs, wherein the interval between every two adjacent and parallel second steel pipes 13 is 1cm. Specifically, the interval between the first steel pipe 6 and the second steel pipe 13 is 1cm, so that the excreta of guinea pigs can effectively fall into the bottom of the placement box 1.

Further, an intermittent hypoxia experiment device for guinea pigs, wherein an oxygen concentration detector is arranged on the placement box 1 and is used for detecting the oxygen content in the placement box 1.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.

Claims

1. An intermittent hypoxia experimental device for guinea pigs, comprising:

placing a box, a rearing cage, a three-way fan and a net rack;

the front end of the placement box is hinged with a door plate;

2. The intermittent hypoxia experimental device for guinea pigs according to claim 1, wherein a water absorbing pad is placed at the bottom of the placement box.

3. The guinea pig intermittent hypoxia assay device of claim 1, further comprising: food storage box and water storage box, food storage box with water storage box card is located the bottom of rearging cage.

4. The guinea pig intermittent hypoxia assay device of claim 1, further comprising: the air inlet pipe is provided with a first mounting hole, one end of the air inlet pipe is mounted in the first mounting hole, and the other end of the air inlet pipe is provided with an oxygen storage device.

5. The intermittent hypoxia experimental device for guinea pigs according to claim 1, wherein a first boss and a second boss are arranged on the inner wall of the placement box, the first boss is parallel to the second boss, a clamping groove is formed between the first boss and the second boss, and the net rack is clamped in the clamping groove.

6. The guinea pig intermittent hypoxia assay device of claim 1, further comprising: the air outlet pipe is provided with a second mounting hole on the placement box, and the air outlet pipe is mounted in the second mounting hole.

7. The intermittent hypoxia experimental device for guinea pigs according to claim 1, wherein the interval between every two adjacent and parallel first steel pipes is 1cm.

8. The intermittent hypoxia experimental device for guinea pigs according to claim 1, wherein the interval between every two adjacent and parallel second steel pipes is 1cm.