JP3287772B2 - Animal breeding equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an animal breeding apparatus used for breeding experimental animals and the like. The present invention relates to an animal breeding device connected to a mouth.

[0002]

2. Description of the Related Art Conventionally, in this type of animal breeding apparatus, FIG.
As shown in the figure, a filter F is provided at the exhaust port 15 of the animal container 2 so that foreign matters such as animal hair loss and food fragments generated in the animal container 2 are discharged from the animal container 2.
r, thereby preventing the foreign matter from entering the exhaust air passage R and accumulating inside the exhaust air passage R, thereby causing inconvenience such as poor exhaust. I was trying to do it.

[0003]

However, the animal container 2
In the above-described conventional apparatus in which foreign matter is trapped by the filter F provided at the exhaust port 15 of the above, the filter F is clogged in a short period of time by the foreign matter constantly generated in the animal container 2, and therefore, the trapped foreign matter is filtered. It is necessary to frequently perform filter cleaning and filter cleaning by manual work that requires a great deal of trouble to separate from the element, or it is necessary to frequently replace the filter, which requires time and effort to attach and detach the filter F and requires expensive replacement parts, There was a problem that the burden of maintenance management was heavy.

[0004] In view of the above circumstances, a main object of the present invention is to make it possible to effectively prevent inconveniences such as defective exhaust caused by foreign matter accumulation in an exhaust air path while reducing the burden of maintenance management. It is in.

[0005]

Means for Solving the Problems [Invention of claim 1 ] In the invention of claim 1, an exhaust port is provided in the animal container,
The exhaust air path for discharging air from the animal container is connected to the exhaust port.
To construct the animal breeding device connected to a plurality of the dynamic
On the back of the rack body with the object storage section formed inside,
Exhaust from the exhaust port formed on the back plate of each animal container
The outgoing air is collectively received and the animal
Foreign matter that enters with the exhaust air from the
The transport state due to the airflow is released and the bottom of the
A common exhaust chamber is formed integrally as a foreign matter accumulation part to accumulate
And into the common exhaust chamber in the middle of the exhaust air path.
By spraying the cleaning liquid, accumulated foreign matter at the bottom of the common exhaust chamber and
Wash off foreign substances on the inside of the common exhaust
An air passage cleaning means for discharging the air to the outside of the ventilation chamber is provided. Toes
According to the first aspect of the present invention, foreign matter that has entered the exhaust air passage (specifically, the common exhaust chamber in the middle of the exhaust air passage) from the animal container is washed away with the cleaning liquid and discharged to the outside of the exhaust air passage. By providing the air passage cleaning means, the invading foreign matter from the animal container in the exhaust air passage can be easily eliminated.

[0006] This eliminates the need for a filter at the exhaust port of the animal container as in the conventional device,
Alternatively, the exhaust port is equipped with an extremely simple filter that has low foreign matter capturing performance but is hardly clogged and does not require much cleaning and cleaning. In addition, it is possible to prevent inconveniences such as defective exhaust caused by intrusion of foreign matter from the animal container in the exhaust air passage.

Further, in constituting the air passage cleaning means of the cleaning liquid to discharge air path for washing away foreign matter (specifically
With the configuration in which the cleaning liquid is dispersed and supplied to the inside of the common exhaust chamber , the foreign matter in a wide range in the exhaust air path (common exhaust chamber) can be efficiently and reliably washed out with the spread of the cleaning liquid by the spraying. .

In addition, a foreign matter accumulating portion (specifically, a common exhaust chamber) is provided in the middle of the exhaust air passage, in which invading foreign matter from the animal accommodating portion is released by the airflow and accumulates. air passage cleaning means, by the structure where the action and flush the cleaning fluid against the integrated foreign substances of the foreign matters accumulation unit, and accumulation of this intrusion foreign matter, washed have flow <br/> and against the integrated foreign matter Thus, foreign matters entering the exhaust air path (common exhaust chamber) can be efficiently and reliably eliminated while the air path cleaning means is reduced in size.

Incidentally, in order to release the transport state by the air flow and accumulate the invading foreign matter at a specific location, a method is adopted in which a portion having a low air flow velocity is formed and the invading foreign matter is stagnated in the low flow velocity portion.
To use.

In addition, a plurality of animal accommodation sections are formed inside.
On the rear side of the rack body, a common exhaust chamber for receiving discharged air from a plurality of animal housing sections and for integrally collecting, as the above-described foreign matter collecting section, the foreign matter invading with the discharged air under its own weight and collecting at the bottom is integrally provided. With the above-described air path cleaning means provided in the common exhaust chamber as the foreign matter accumulation section, foreign matter intruding from a plurality of animal housing sections can be collectively collected in the common exhaust chamber integrally formed on the rear surface of the rack body. An animal breeding apparatus in which a rack main body in which a plurality of animal housing sections are formed and a foreign matter accumulation section and an air passage cleaning means are compactly provided is realized.

[Invention of Claim 2] In the invention of Claim 2, cleaning by the air passage cleaning means is performed.
Start and stop automatically according to set time schedule
Is provided with control means for executing the control. In other words, according to the second aspect of the present invention, by providing the control means for automatically executing the start and stop of the cleaning by the air path cleaning means according to the set time schedule, the flushing and elimination of the invading foreign matter in the exhaust air path are automatically performed. Accordingly, the burden of maintenance management can be further reduced, and inconveniences such as exhaust failure caused by foreign matter accumulation in the air path can be more reliably prevented.

[0012]

1 and 2 show an animal rack as an animal breeding apparatus, wherein a plurality of animal housing sections 2 for housing a cage 1 containing animals are provided inside and below a rack body 3. A plurality of cages 1 are housed side by side in the animal housing section 2 of each stage.

The lower edge of the front opening of each of the animal housing sections 2 of each stage is provided with air a for forming an air curtain.
An outlet 4 for blowing s upward is provided, and a downward inlet 5 for sucking the air as blown out from the outlet 4 is provided at the upper edge of the front opening.
An air curtain C is formed at the front opening of the animal container 2 for the purpose of preventing odor from escaping from the animal container 2 to the outside and preventing contamination between the animal container 2 and the outside. It is.

Further, the air outlet C is formed by an upward airflow by arranging the outlet 4 at the lower edge of the front opening and the inlet 5 at the upper edge of the front opening. Foreign matter such as animal hair loss or food fragments generated in the animal container 2 is hardly sucked into the suction port 5,
The filter at the inlet 5 is not provided.

Reference numeral 6 denotes an air supply header having an outlet 4 formed on the upper surface side, 7 denotes an air supply duct for guiding air for forming an air curtain to the air supply header 6 of each stage, and 8 denotes an intake port 5 on the lower surface side. The formed exhaust header 9 is an exhaust duct for an air curtain for guiding the suction air ae of the suction port 5 assembled from the exhaust headers 8 of each stage.

Reference numeral 10 designates a room for forming an air curtain by taking in room air ai of a rack installation room from an inlet 11 and passing the taken air ai through a built-in high-performance filter 12. Clean air as
And a fan / filter unit to be supplied to the air supply duct 7.

A plurality of air outlets 15 are formed in the rear plate 14 of each animal housing unit 2 in correspondence with the housing position of each cage 1. On the other hand, the rear surface of the rack body 3 has a drawing. 1
And as shown in FIG. 3, the exhaust air ar from each exhaust port 15
(I.e., a rear exhaust chamber 16 is integrally formed as a common exhaust chamber for collectively receiving the exhaust air from each animal housing unit 2), and an exhaust duct 17 for rear exhaust is connected to the upper end of the rear exhaust chamber 16. I have.

That is, the rear exhaust chamber 16, the exhaust duct 17 following the rear exhaust, and the merged exhaust duct 18 following the exhaust duct 17 for the rear exhaust are used as a connection exhaust air path R to the exhaust port 15, and the exhaust fan is used. By exhausting the internal air of each animal container 2 from each exhaust port 15 through 19, the interior of each animal container 2 is ventilated to maintain a good animal breeding environment.

Further, foreign matter such as pieces of animal hair loss and food from entering the rear exhaust chamber 16 from the exhaust port 15 together with the exhaust air ar from animal housing section 2, reduced air velocity in the rear exhaust chamber 16, In addition, the airflow direction changes upward to the exhaust duct 17 for the rear exhaust, and the air is settled under its own weight to accumulate foreign matter in the bottom of the rear exhaust chamber 16.

As described above, the function of the rear exhaust chamber 16 as a foreign matter collecting portion is different from that of the rear exhaust chamber 1.
Inside 6, a spray nozzle 20 is provided for spraying wash water w from the top of the chamber to the entire inside of the chamber to wash away accumulated foreign substances at the bottom of the chamber and adhered foreign substances on the inner surface of the chamber with the wash water w. The bottom of the exhaust chamber 16 is an inclined bottom, and a drain 21 is connected to the bottom of the exhaust chamber 16 so that foreign substances washed out by the wash water w are discharged from the drain 21 to the outside of the chamber together with the wash water w.

A water seal 22 prevents external air from flowing into the rear exhaust chamber 16 through the drain 21.
Reference numeral 23 denotes a collector that separates and collects foreign matters discharged from the drainage channel 21 from the washing water w. Reference numeral 15a denotes an eave portion for promoting the sinking of invading foreign matter and preventing the water w sprinkled by the sprinkling nozzle 20 from entering the animal container 2 from the exhaust port 15.

A controller 24 automatically starts and stops watering from the watering nozzle 20 by opening and closing an electromagnetic valve V interposed in a water supply pipe 25 to the watering nozzle 20.
Opens the solenoid valve V every set time T1 (for example, 24 hours) to automatically start watering from the watering nozzle 20, and in each watering operation, the valve opening operation of the solenoid valve V When the set cleaning time T2 (for example, 5 minutes) has elapsed from the time, the solenoid valve V is closed and the watering nozzle 20 is operated.
It is configured to automatically stop watering from the water.

The merging exhaust duct 18 is connected to an exhaust duct 9 for air curtain together with an exhaust duct 17 for rear exhaust.
The exhaust air ar without settling in the rear exhaust chamber 16
A filter 26 is interposed to capture fine dust remaining inside and fine dust sucked from the suction port 5 for forming an air curtain.

In short, in the present embodiment, the water sprinkling nozzle 20 and the drainage channel 21 are used for flushing foreign matter that has entered the exhaust air passage R from the animal housing section 2 with the cleaning liquid w and discharging the foreign matter to the outside of the exhaust air passage R. The rear exhaust chamber 16 constitutes the cleaning means X1, and the rear exhaust chamber 16
A foreign matter accumulating part X2 is formed in which foreign matter intruding from the air flow is released from the transport state by the air flow and accumulates. The solenoid valve V and the controller 24 start and stop the cleaning by the air path cleaning means X1 according to a set time schedule. It constitutes a control means X3 that executes automatically.

[Another Embodiment] Next, another embodiment of the present invention will be listed. Although water is used as the cleaning liquid w in the above-described embodiment, various liquids such as an aqueous solution having a disinfecting effect can be used as the cleaning liquid w used for washing away foreign substances in the air path cleaning means X1.

When the cleaning liquid w is supplied to the exhaust air passage R by spraying water, a plurality of types of spray nozzles having different spray particle diameters may be used in combination for the purpose of improving the washing effect.

In the above-described embodiment, the case where the start and stop of the cleaning by the air path cleaning means X1 are automatically executed according to the set time schedule by the control means X3. The start and stop of the cleaning by the means X1 may be performed manually.

The animal to be bred is not limited to an experimental animal, but may be any animal for breeding purposes such as a pet animal.

[Brief description of the drawings]

FIG. 1 is a side view of an animal rack showing an embodiment.

FIG. 2 is a front view of the animal rack showing the embodiment.

FIG. 3 is a rear view of the animal rack showing the embodiment.

FIG. 4 is a perspective view showing a conventional example.

[Explanation of symbols]

2 Animal accommodation part 15 Exhaust port R Exhaust air path w Cleaning liquid X1 Air path cleaning means X2 Foreign matter accumulation part 3 Rack body ar Exhausted air 16 Common exhaust chamber X3 Control means 14 rear plate

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-7-203794 (JP, A) JP-A-1-291027 (JP, A) JP-A-7-256029 (JP, A) (58) Survey Field (Int.Cl. ⁷ , DB name) A01K 1/03

Claims (2)

(57) [Claims] 1. An animal breeding apparatus in which an exhaust port is provided in an animal storage section and an exhaust air path for discharging air from the animal storage section is connected to the exhaust port, wherein a plurality of the animal storage sections are formed inside. The back of the rack body
The drainage section formed on the back plate of each of the animal accommodation sections
While receiving the exhaust air from the air all at once,
Foreign matter that enters along with the exhaust air from the animal storage
Due to the speed drop, the transport state due to the air flow is released and its own weight sinks
A common exhaust chamber as a foreign matter accumulation part that accumulates at the bottom
Integrally formed and cleaned into the common exhaust chamber in the middle of the exhaust air passage
By spraying the liquid, the accumulated foreign matter at the bottom of the common exhaust chamber and the common
Wash off foreign substances on the surface of the exhaust
An animal breeding device provided with an air passage cleaning means for discharging the air to the outside of the air chamber . 2. The animal breeding apparatus according to claim 1, further comprising control means for automatically starting and stopping the cleaning by the air path cleaning means according to a set time schedule.