CN219437869U - Experimental device for be used for studying animal nutrition digestion and absorption - Google Patents

Abstract

The utility model discloses an experimental device for researching animal nutrition digestion and absorption, which comprises a test cage, wherein a vertical fixed barrier is fixedly arranged on the left side wall of the test cage, a first barrier is arranged on the right side wall of the test cage, a second barrier is arranged on the rear side wall of the test cage, a feeding device is arranged on the front side of the test cage, the feeding device comprises a water drinking device, a feed adding groove and a feeding groove, a test bed is arranged on a pressure sensor at the bottom of the test cage, the pressure sensor is connected with a storage battery circuit, and a fecal-urine separation device is arranged at the bottom of the test cage. According to the accurate quantitative feeding device, the temperature control element is arranged at the bottom of the drinking water tank, the pressure sensor is used for monitoring the weight of experimental animals, the excrement and urine separation device is convenient for separating and collecting excrement independently, the first baffle grid and the second baffle grid are connected with the experimental cage body in a sliding manner to limit the movable space of the experimental animals, and the stand columns on the second baffle grid are detachably arranged to provide convenience for the operation of experiments such as rumen liquid collection and rectum excrement taking.

Description

Experimental device for be used for studying animal nutrition digestion and absorption

Technical Field

The utility model relates to the technical field related to animal nutrition research, in particular to an experimental device for researching animal nutrition digestion and absorption.

Background

In livestock teaching and scientific research institutions, various animals are required to be used for experimental study, wherein sheep is the most commonly used ruminant study object, an experimental cage is a necessary experimental instrument, and the experimental cage can be used for scientific study of experimental sheep nutrition digestion and absorption.

The sheep experimental cage on the market at present is single in function, and current experimental cage is equipped with basic silo, fecaluria separator etc. generally, but has certain not enough: in the process of separating and collecting the excrement, the excrement is not thoroughly separated, so that the analysis result is inaccurate, the collecting process of the excrement is tedious, and great trouble is brought to operation; in the experimental process, the existing feeder slot is smaller, and the forage grass of the experimental sheep falls off in the process of eating food, so that the measurement of the feed intake of the experimental sheep is inaccurate, the experimental requirement of accurately controlling the feed intake can not be completed, and the accurate calculation of the digestibility of the sheep and the feed compensation can be directly influenced; for experimental sheep provided with rumen fistulae, the experimental sheep is in a sheep cage, and the collection of rumen fluid is interfered by the sheep cage, so that the operation of unfolding is inconvenient; the experimental sheep cage does not have a weight measurement function, and weight data are acquired by being additionally transferred to a weighing device, so that time and labor are wasted, and only limited weight measurement times can be set generally, and real-time monitoring cannot be achieved.

Disclosure of Invention

The utility model aims at solving the problems existing in the prior art, overcomes the defects of the prior art, and designs a multifunctional experimental cage integrating animal feeding, weighing and rumen fluid sample collection and separating manure into a whole.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an experimental device for researching animal nutrition digestion and absorption comprises a test cage, wherein a vertical fixed barrier is fixedly arranged on the left side wall of the test cage, a first barrier is arranged on the right side wall of the test cage and is arranged in the test cage, the first barrier is in sliding connection with the test cage, the height of the first barrier is smaller than that of the vertical fixed barrier on the left side wall of the test cage,

a second barrier is arranged on the rear side wall of the test cage, the height of the second barrier is smaller than that of the first barrier, and the second barrier is in sliding connection with the left side wall of the test cage;

the front side of the test cage is provided with a feeding device, the feeding device comprises a water drinking device, a feed adding groove and a feeding groove, a placing bracket is arranged above the feeding groove, the placing bracket is fixedly connected with the feeding groove, and the feeding groove is detachably connected with the test cage;

the water drinking device is arranged at one side of the bracket arranged at the upper part of the feeding trough and comprises a water drinking tank, a liquid level pipe is arranged on the water drinking tank, a through hole is arranged at the bottom of the water drinking tank and is connected with a water drinking head through a water pipe,

the feed adding groove is arranged on the other side of the bracket arranged at the upper part of the feeding groove,

the feeding groove is arranged at the lower part of the feeding device, a feeding partition plate is arranged in the middle of the feeding groove, a penetrating feed adding port is arranged at the bottom of the feed adding groove, and the feed adding port is positioned above the feeding groove;

four pressure sensors are arranged at the bottom of the test cage, a test bed is arranged on each pressure sensor, and each pressure sensor is connected with a storage battery through a circuit.

Preferably, the bottom of the test cage is also detachably provided with a fecal-urine separation device, the fecal-urine separation device comprises a urine leakage plate, a fecal separation plate, a urine funnel and a funnel urine baffle, the urine leakage plate is connected with the test bed through four urine leakage plate upright posts, the fecal separation plate is arranged between the urine leakage plate and the test bed, the fecal separation plate is in sliding connection with the urine leakage plate, the upper opening of the urine funnel is connected with the urine leakage plate, and the lower opening of the urine funnel is provided with the funnel urine baffle.

Preferably, the test cage further comprises two first cross bars arranged between cage body frames at the tops of the left side wall and the right side wall of the test cage, wherein first sliding blocks are arranged on the first cross bars and are in sliding connection with the first sliding blocks, the first sliding blocks are fixedly connected with side wall top frames of the first barrier, and bolts are arranged at the lower parts of upright posts at two sides of the first barrier.

Preferably, the test cage further comprises a second cross bar with two different heights arranged on the left side wall of the test cage, a movable second sliding block is arranged on the second cross bar, the second sliding block is hinged with a second barrier, and bolts are arranged at the lower parts of the upright posts of at least two second barriers.

Preferably, the funnel urine baffle is in sliding connection with the urine funnel lower opening.

Preferably, universal wheels are arranged at the bottom of the test cage.

Preferably, the bottom of the water tank is further provided with a temperature control element, the temperature control element comprises a temperature controller and a heating plate, and the temperature controller, the heating plate and the storage battery are connected through lines.

Preferably, the test bed is a honeycomb structure, and each honeycomb is penetrated up and down.

Preferably, the urine leakage plate is in a grid structure, and each grid penetrates vertically.

Preferably, the first barrier comprises a barrier post detachably mounted on the first barrier.

Compared with the prior art, the utility model has the beneficial effects that:

firstly, the design of the accurate quantitative feeding device is that required feed is added into a feed adding groove before feeding, the feed is fed into the feeding groove according to the requirement, the feeding device is directly arranged on the front side of a test cage, the design space of the feeding groove can be increased, the feed is prevented from falling outwards, the feed intake is convenient to measure, scale marks are arranged on a drinking water tank, the water amount in the drinking water tank is convenient to observe, and a temperature control element arranged at the bottom of the drinking water tank can keep the temperature of drinking water constant;

secondly, the pressure sensor is installed, the weight data change of the experimental animal is monitored at any time, and the experimental animal is not required to be transferred to a weight scale for weighing;

thirdly, the design of the excrement and urine separating device is convenient for separating and collecting excrement separately, the test bed is of a honeycomb structure and convenient for falling of excrement and urine, the excrement-leaking plate arranged at the lower part of the test bed can ensure separate collection of excrement and urine, the excrement-leaking plate and the excrement-leaking plate are connected in a sliding manner, test animal excrement on the excrement-leaking plate can be collected after urine separation is completed, and the urine funnel and the funnel urine-blocking plate arranged at the lower part can collect animal urine in the container at the lower part;

fourth, through setting up first barrier and second barrier, the activity space of restriction experiment animal, experiment animal is fixed in experimental cage, makes things convenient for the design of rumen, rectum sample sampling device, first barrier and second barrier and experimental cage body sliding connection, and stand demountable installation on the second barrier provides convenient condition for operation of experiments such as rumen liquid collection and rectum get excrement.

Drawings

FIG. 1 is a schematic view of a test cage of the present utility model;

FIG. 2 is a schematic diagram of the position of a pressure sensor according to the present utility model;

FIG. 3 is a first barrier schematic view of the present utility model;

FIG. 4 is a schematic view of a second barrier according to the present utility model;

FIG. 5 is a schematic view of a feeding device of the present utility model;

FIG. 6 is a schematic view of a fecal and urine separation device of the present utility model.

In the figure: 1. a test cage; 2. a first barrier; 21. a first cross bar; 22. a first slider; 3. a second barrier; 4. a feeding device; 41. a drinking device; 411. a drinking water tank; 412. a liquid level pipe; 413. a through hole; 414. a drinking head; 415. a temperature control element; 42. a feed adding tank; 43. a feeder slot; 5. a test bed; 6. a fecal and urine separation device; 61. a urine leakage plate; 62. a manure scraping plate; 63. a urine funnel; 64. a funnel urine baffle; 7. a pressure sensor; 8. a second cross bar; 9. a second slider; 10. a plug pin; 11. and a fence post.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1-6, an experimental device for researching animal nutrition digestion and absorption comprises an experimental cage 1, wherein a vertical fixed barrier is fixedly arranged on the left side wall of the experimental cage 1, a first barrier 2 is arranged on the right side wall of the experimental cage 1, the first barrier 2 is arranged in the experimental cage 1, the first barrier 2 is in sliding connection with the experimental cage 1, the height of the first barrier 2 is smaller than that of the vertical fixed barrier on the left side wall of the experimental cage 1, the first barrier 2 is adjusted according to the size of an experimental animal, the activity space of the experimental animal is limited, and the installation position of a gastric juice collecting device can be determined,

the rear side wall of the test cage 1 is provided with a second barrier 3, the height of the second barrier 3 is smaller than that of the first barrier 2, the second barrier 3 is in sliding connection with the left side wall of the test cage 1, and the second barrier 3 slides on the left side wall of the test cage 1 to limit the activity space of experimental animals;

the front side of the test cage 1 is provided with a feeding device 4, the feeding device 4 comprises a water drinking device 41, a feed adding groove 42 and a feeding groove 43, a placing bracket is arranged above the feeding groove 43 and is fixedly connected with the feeding groove 43, and the feeding groove 43 is detachably connected with the test cage 1;

the water dispenser 41 is arranged on one side of the bracket placed on the upper portion of the feeding trough 43, the water dispenser 41 comprises a water dispenser 411, a liquid level pipe 412 is arranged on the water dispenser 411, a through hole 413 is formed in the bottom of the water dispenser 411, the through hole 413 is connected with a water dispenser head 414 through a water pipe, the liquid level pipe 412 can enable staff to visually observe the water level in the water dispenser 41, drinking water of experimental animals can be timely added, the water dispenser head 414 on the lower portion of the water dispenser 41 is convenient for the experimental animals to use a water source, the water dispenser head 414 can extend into a cage body, a liquid adding port and a charging port are preferably arranged on the upper portion of the water dispenser 411, the water source is prevented from being exposed in air and polluted by the environment, and the water dispenser 411 is preferably made of polyethylene or stainless steel;

the feed adding groove 42 is arranged on the other side of the bracket placed on the upper part of the feed groove 43, so that feed to be added can be added into the feed adding groove 42, the feed adding groove 42 is preferably provided with a groove cover hinged with the feed adding groove 42 at the top opening to prevent the feed from being exposed, the feed is added into the lower feed groove 43 according to the required amount, the feed adding groove 42 is preferably made of stainless steel, the bottom of the feed adding groove 42 is provided with a penetrating feed adding opening, the feed adding opening is positioned above the feed groove 43, and preferably, the feed adding opening is covered with a rubber cover;

the feeding groove 43 is arranged at the lower part of the feeding device 4, a feeding partition plate is arranged in the middle of the feeding groove 43, the feeding partition plate is preferably a partition plate which can be detachably arranged, different feeds are added according to requirements, the feeding groove 43 is preferably made of plastic, and the feeding groove 43 made of plastic is durable in freezing prevention and cracking prevention, nontoxic and convenient to clean;

four pressure sensors 7 are arranged at the bottom of the test cage 1, a test bed 5 is arranged on each pressure sensor 7, each pressure sensor 7 is connected with a storage battery line, each pressure sensor 7 is in wireless connection with a display, weight data change of experimental sheep is monitored constantly, and the model of each pressure sensor 7 is CYT-206.

Further, the bottom of the test cage is also detachably provided with a fecal-urine separating device 6, the fecal-urine separating device 6 comprises a urine leakage plate 61, a fecal separation plate 62, a urine funnel 63 and a funnel urine baffle 64, the urine leakage plate 61 is connected with the test bed 5 through four urine leakage plate upright posts, the fecal separation plate 62 is arranged between the urine leakage plate 61 and the test bed 5, sliding grooves are arranged on two sides of the urine leakage plate 61, the fecal separation plate 62 is in sliding connection with the urine leakage plate 61 through the sliding grooves, the upper opening of the urine funnel 63 is connected with the urine leakage plate 61, and the lower opening of the urine funnel 63 is provided with the funnel urine baffle 64. The urine leakage plate 61 plays a role in separating urine and feces, the feces on the urine leakage plate 61 is collected by sliding the feces scraping plate 62, and the urine funnel 63 plays a role in collecting urine.

Further, the funnel urine blocking plate 64 is slidably connected to the lower opening of the urine funnel 63, and the urine funnel 63 can transfer urine to the container below at one time after the urine collection is completed, and the funnel urine blocking plate 64 is preferably made of rubber with waterproof performance.

Furthermore, universal wheels are arranged at the bottom of the test cage 1, so that the test cage 1 can be moved conveniently.

Further, the bottom of the drinking water tank 411 is further provided with a temperature control element 415, the temperature control element 415 comprises a temperature controller and a heating plate, the temperature controller is connected with the heating plate and a storage battery in a circuit, in an experiment, a test animal needs to ingest a water source with constant temperature, the temperature of the water source in the drinking water tank 411 is monitored through the temperature controller, and when the water temperature is too low, the heating plate is started to heat the water source.

Further, the test bed 5 is of a honeycomb structure, and the test bed 5 with the honeycomb structure is beneficial to falling of animal manure and standing of test animals.

Further, the urine leakage plate 61 is in a grid structure, and the size of the grid is smaller than that of animal feces, so that the animal feces can be conveniently collected.

Further, the first barrier 2 includes a barrier post 11, the barrier post 11 is detachably mounted on the first barrier 2, preferably, threads are arranged at the bottom of the barrier post 11, screw holes are arranged on a bottom frame of the first barrier 2, the barrier post 11 is in threaded connection with the first barrier 2, and the barrier post 11 is detached as required, so that convenience is provided for operations of experiments such as rumen fluid collection and rectal excrement taking.

Example two

The second embodiment is different from the first embodiment in that two first cross bars 21 are installed between the cage body frames at the top of the left side wall and the right side wall of the test cage 1, a first sliding block 22 is arranged on the first cross bars 21, the first cross bars 21 are in sliding connection with the first sliding block 22, the first sliding block 22 is fixedly connected with the frame body at the top of the side wall of the first barrier 2, and bolts 10 are arranged at the lower parts of the upright posts at two sides of the first barrier 2. The test cage 1 is in sliding connection with the first barrier 2, the first barrier 2 is adjusted to a proper position, and the movement of the first barrier 2 is limited by the bolt 10.

Further, the test cage further comprises a second cross rod 8 with two different heights arranged on the left side wall of the test cage 1, a movable second sliding block 9 is arranged on the second cross rod 8, the second sliding block 9 is hinged with the second barrier 3, and bolts 10 are arranged at the lower parts of the upright posts of at least two second barriers 3. The test cage 1 is in sliding connection with the second barrier 3, the second barrier 3 is adjusted to a proper position, and the movement of the second barrier 3 is limited by the bolt 10.

By arranging a slope surface, a test animal is pulled into the test cage 1, when the hinge is opened, the second barrier 3 slides to a proper position through the sliding block 9, the bolt 10 on the second barrier 3 is inserted into a hole on the lower test bed 5, the first barrier 2 slides to a proper position, the bolt 10 on the first barrier 2 is inserted into a hole on the lower test bed 5, the movable range of the test animal is limited, and as the height of the second barrier 3 is lower than that of the first barrier 2, the second barrier 3 can be inserted between two adjacent barrier columns 11 of the first barrier 2; the drinking water is added into the drinking water tank 411 through the liquid adding port, the required material of animal is added through the charge port, the temperature control element 415 monitors the liquid temperature in the drinking water tank 411, the liquid temperature in the water tank 411 is kept constant, the groove cover is arranged above the feed adding groove 42, the feed is ensured to isolate the external environment, convenience is provided for the operation of experiments such as rumen liquid collection and rectum excrement taking by disassembling the baffle column 11 on the first baffle 2, the animal excrement and urine is collected in the sliding groove through the excrement collecting plate 62 by the excrement and urine separating device 6 arranged below the test cage 1, the animal urine is gathered at the bottom of the urine funnel 63, the container is placed below the urine funnel 63, the urine collecting plate 64 is pulled out from the funnel, the animal liquid is transferred into the container, and the weight of the experimental animal is tracked at the moment according to the signal transmitted to the display screen by the pressure sensor 7.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. An experimental device for be used for studying animal nutrition digestion and absorption, its characterized in that: the test cage comprises a test cage (1), wherein a vertical fixed barrier is fixedly arranged on the left side wall of the test cage (1), a first barrier (2) is arranged on the right side wall of the test cage (1), the first barrier (2) is arranged in the test cage (1), the first barrier (2) is in sliding connection with the test cage (1), and the height of the first barrier (2) is smaller than that of the vertical fixed barrier on the left side wall of the test cage (1);

a second barrier (3) is arranged on the rear side wall of the test cage (1), the height of the second barrier (3) is smaller than that of the first barrier (2), and the second barrier (3) is in sliding connection with the left side wall of the test cage (1);

the front side of the test cage (1) is provided with a feeding device (4), the feeding device (4) comprises a water drinking device (41), a feed adding groove (42) and a feeding groove (43), a placing bracket is arranged above the feeding groove (43), the placing bracket is fixedly connected with the feeding groove (43), and the feeding groove (43) is detachably connected with the test cage (1);

the water dispenser (41) is arranged on one side of the bracket arranged on the upper part of the feeding trough (43), the water dispenser (41) comprises a water dispenser tank (411), a liquid level pipe (412) is arranged on the water dispenser tank (411), a through hole (413) is formed in the bottom of the water dispenser tank (411), and the through hole (413) is connected with a water dispenser head (414) through a water pipe;

the feed adding groove (42) is arranged on the other side of the upper placing bracket of the feeding groove (43), the feeding groove (43) is arranged on the lower part of the feeding device (4), and a feeding baffle plate is arranged in the middle of the feeding groove (43); the bottom of the feed adding groove (42) is provided with a feed adding port which penetrates through, and the feed adding port is positioned above the feeding groove (43);

four pressure sensors (7) are arranged at the inner bottom of the test cage (1), a test bed (5) is arranged on each of the four pressure sensors (7), and the pressure sensors (7) are connected with a storage battery through a circuit.

2. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 1, wherein: the utility model provides a test cage (1) bottom still demountable installation fecaluria separator (6), fecaluria separator (6) are including leaking urine board (61), draw together excrement board (62), urine funnel (63) and funnel and keep off urine board (64), leak urine board (61) are through four urine board stand connections test bed (5), draw together excrement board (62) setting and be in leak urine board (61) with between test bed (5), draw together excrement board (62) with leak urine board (61) sliding connection, the upper shed of urine funnel (63) with leak urine board (61) are connected, urine funnel (63) lower shed installation funnel keeps off urine board (64).

3. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 1, wherein: still include two first horizontal poles (21) of installation between the cage body frame at left side wall and right side wall top of experimental cage (1), all set up first slider (22) on first horizontal pole (21), first horizontal pole (21) with first slider (22) sliding connection, first slider (22) with lateral wall top framework fixed connection of first barrier (2), the lower part of first barrier (2) both sides stand all sets up bolt (10).

4. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 1, wherein: the test cage is characterized by further comprising two second cross bars (8) with different heights, wherein the second cross bars (8) are arranged on the left side wall of the test cage (1), movable second sliding blocks (9) are arranged on the second cross bars (8), the second sliding blocks (9) are hinged with the second barriers (3), and bolts (10) are arranged at the lower parts of the upright posts of at least two second barriers (3).

5. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 2, wherein: the funnel urine baffle (64) is connected with the lower opening of the urine funnel (63) in a sliding way.

6. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 1, wherein: the bottom of the test cage (1) is provided with universal wheels.

7. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 1, wherein: the bottom of the water tank (411) is also provided with a temperature control element (415), the temperature control element (415) comprises a temperature controller and a heating plate, and the temperature controller, the heating plate and a storage battery are connected through lines.

8. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 1, wherein: the test bed (5) is of a honeycomb structure.

9. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 2, wherein: the urine leakage plate (61) is of a grid structure.

10. An experimental set-up for studying digestion and absorption of nutrients in an animal according to claim 1, wherein: the first barrier (2) comprises a barrier column (11), and the barrier column (11) is detachably arranged on the first barrier (2).