JP2890024B2 - Automatic stall system for individual capture of livestock - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic stall apparatus for individual livestock, which can accommodate livestock such as cows and horses in a stall for each individual and automatically capture them.

[0002]

2. Description of the Related Art Conventionally, for example, a stanchion system suitable for managing up to about 60 cows and a larger number of cows have been used as a method of catching cows for managing a large number of cows. There is a free stall method suitable for the management of the information. The stanchion method is a method in which individual cows are moored in each stall, and the free stall method installs a number of stalls in the barn and allows the use of the cows freely without deciding a specific stall for each cow It is a method.

[0003]

Among the above-mentioned prior arts, the stanchion method has the advantage that individual management such as estrus detection, fertilization, disease detection, treatment, and nutritional management can be easily performed because the cow is moored. is there. However, the drawback is that the cattle is stressed because it is moored by a stanchion or a collar (for which a separately paved playground is required), and it is troublesome to manage a large number of cows exceeding 60. There is a disadvantage that it is. Further, the free stall method has an advantage that the stress of the cow is small because the cow is not moored, but has a drawback that individual management of individual cows is difficult because the cattle are kept in a group. There is a method to divide the herd into several groups in order to correct this drawback. However, if a large number of cows are grouped, a conflict occurs between the cows each time the composition of the group is changed, causing a problem of causing stress.

The present invention has been made in view of the above-mentioned drawbacks of the prior art, and is excellent in workability because it can automatically capture livestock that has entered the stall and can expel it from the stall. In addition, since it is not necessary to perform mooring work for each individual, it does not give stress to cows and is excellent in workability, and it is possible to manage a large number of livestock collectively or individually. It is an object to provide an automatic capture stall device.

[0005]

According to the present invention, which is constituted to solve the above-mentioned problems, the head of a livestock to be captured is formed so as to be protrudable on the front side and an open entrance / exit section is provided on the rear side. A fixed stall, and a front side and a rear side are provided on the upper side of the fixed stall via a shaft support so as to be swingable upward and downward, and the rear side which is set to be heavier than the front side is the shaft support. A movable stall that is opened / closed so as to be able to open and close the fixed stall by opening / closing the fixed stall; and moving the fixed stall in and out by pushing down the front side of the movable stall and raising the rear side. An opening / closing section opening mechanism for opening a section, and a movable stall provided at the movable stall, the front side of the movable stall pressed down by the opening / closing section opening mechanism is held in a lowered state, and Provided Nekkuba and the fixed stall to release the front drop state of the movable stall by being pushed forward by the entrance to said cattle,
A movable stall automatic catching mechanism including locking means for locking the neck bar in a detachable manner.

The opening / closing portion opening mechanism may include a stall push-down arm that pushes down the movable stall while rotating, and the stall push-down arm may be configured to be axially or laterally displaceable from an intermediate portion.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings, taking an example of an automatic individual stall device for cattle. In the figure, reference numeral 1 denotes a fixed stall erected on the cow bed A to supplement each cow. Reference numerals 2 and 2 denote a pair of left and right front struts constituting the fixed stall 1. Each front strut 2 is erected on a cow bed A, and an upper horizontal rod 3 is suspended at an upper end thereof. Reference numerals 4 and 4 denote a pair of vertical rods located between the pair of front supports 2 and 2 and standing between the cow bed A and the upper horizontal rod 3, and the pair of vertical rods 4 and 4 are adjacent to each other. It has a role in controlling the behavior of cattle. 5 and 5 are the front supports 2,
A pair of left and right arm rods projecting forward from 2 and a lower horizontal rod 6 is laid between the pair of arm rods 5 to prevent the cow from projecting forward.

Further, reference numerals 7 and 7 denote a pair of right and left rear supports standing on the cow bed A at a distance behind the front supports 2 and 8 and 8 comprise a combination of three tubes. A pair of left and right separating fences, which are installed on the rear support 7 and the front support 2 and project rearward from the rear support 7, are fixed to the upper end of the rear support 7 and have a U-shaped bearing groove 9 </ b> A. It is a support bracket that has been done. Thus, the fixed stall 1 has a lower horizontal rod 6 on the front side.
The fixed stalls 1 are arranged in rows in the lateral direction on the cow bed A, so that a large number of cows can be managed in groups.

Reference numeral 11 denotes a movable stall mounted on the fixed stall 1. The movable stall 11 is formed such that the middle portion in the axial direction is bent in an inverted letter shape, the leading end side is formed into a rising portion 12A, 12A bent in a letter shape upward, and a square frame-shaped portion 12B is formed by bending on the rear side. A pair of main rods 12, 12
A front connecting rod 13 erected between the rising portions 12A, 12A; and a second connecting rod 13 erected between the frame-shaped portions 12B, 12B.
The supporting bracket 9 is provided between the rear connecting rods 14 and 14 and the main rods 12 via a mounting bracket 15.
The pivot shaft 16 is fitted and supported in the bearing groove 9 </ b> A, and has substantially W-shaped locking pieces 17, 18 located behind the mounting bracket 15 and attached to the main rods 12. And
The movable stall 11 described above is set to have a width smaller than that of the fixed stall 1, and the front side 11A and the rear side 11B are moved up and down around a rotating shaft 16 supported by the fixed stall 1, so that the fixed stall 1 is moved downward. The two rear connecting rods 14 and 14 close the entry / exit portion 10 of the fixed stall 1 by being fitted into the inside.

The above-mentioned movable stall 11 is connected to the rotating shaft 1.
6, the weight of the rear side 11B is set to be heavier than the front side 11A, but the balance weight 1
9 and 19, the weight difference between the front side 11A and the rear side 11B is adjusted to be small, so that the later-described entrance / exit opening mechanism 20 can be easily operated and the movable stall 11 can be operated.
The rear side 11B does not drop suddenly.

Reference numeral 20 denotes an opening / closing portion opening mechanism which is provided on the fixed stall 1 and opens the inlet / outlet portion 10 of the fixed stall 1 by pushing down the front side 11A of the movable stall 11 and raising the rear side 11B. 21 is the entrance / exit opening mechanism 2
The rotating shaft 21 is rotatably supported by a shaft support 22 erected on each of the separated stalls 8 of the fixed stalls 1, 1,... It is installed laterally above the stall 11.

Reference numerals 23, 23 denote respective main rods 1 of the movable stall 11.
2 and is attached to the rotating shaft 21 and the rotating shaft 21
And a pair of stall push-down arms that rotate together. Here, as shown in FIG. 6, each of the stall press-down arms 23 projects radially from the rotating shaft 21 and has a cylindrical fixed arm portion 23A, 23A having a notch formed at the distal end thereof. A cylindrical rotating arm 23C, which is rotatably connected to the distal end of the fixed arm 23A in the inner lateral direction via a pin 23B and whose distal end is formed in a substantially U-shaped portion; A push-down roller 23D pivotally mounted on a substantially U-shaped portion of a 23C, a spring support shaft positioned in the fixed arm 23A, one end of which is connected to the pin 23B, and a distal end of which projects into the rotating arm 23C. 23E, the spring support shaft 23E and the pivot arm 23 via a spring seat 23F.
C and a coil spring 23G stretched between them. The rotating arm 23C is always fixed arm 23A.
, The pressing roller 23D comes into contact with the main rod 12 of the movable stall 11 when the rotating shaft 21 rotates.
The pushing down roller 23D can be prevented from abutting on the main rod 12 by pushing down in the horizontal direction against the spring force of (1).

Further, reference numeral 24 denotes a rotating shaft driving means for rotating the rotating shaft 21 in the direction indicated by the arrow in FIG. The rotating shaft driving means 24 includes a base 24A fixed to the fixed stall 1 or the cow bed A, a driving gear 24B supported by the base 24A, and a driving gear 2
An operating handle 24C for rotating the 4B, a driven gear 24D attached to the shaft end of the rotating shaft 21, and a drive chain 24E wound between the driven gear 24D and the driving gear 24B. It is composed.

Next, reference numeral 25 denotes a movable stall automatic capturing mechanism which is operated by a cow entering the fixed stall 1 and captures the cow in the fixed stall 1 by the movable stall 11. 26 is a movable stall automatic capturing mechanism 25
A neck bar which is pushed forward by the neck of a cow that has entered the fixed stall 1, wherein the neck bar 26 has an axially intermediate portion covered by a coating tube 27 made of a soft synthetic resin. The main body 12 has engaging portions 26A, 26A projecting laterally outward from the rising portions 12A of the main rods 12. The neck bar 26 is suspended from a pair of swing arms 28, 28 rotatably connected to the front connecting rod 13, and is swingable in the front-rear direction. On the other hand, reference numerals 29, 29 denote locking portions for locking the neck bar 26 in a detachable manner. Each of the locking portions 29 is formed by forming an engaging recess 29C with which the engaging portion 26A of the neck bar 26 is engaged on each inclined surface 29B of two plate bodies 29A, 29A formed in a right triangle. Front support 2
And is fixed to each of the barriers 8.

The automatic movable stall capturing mechanism 25 according to the present embodiment has the above-described configuration. When the front side 11A of the movable stall 11 is lowered by being pushed down by the stall push-down arm 23 of the entrance / exit opening mechanism 20, Neck bar 26
Slides on the inclined surface 29B of the locking portion 29 and is fitted and locked in the engagement concave portion 29B.
A is lowered, the rear side 11B is raised, and the inlet / outlet 10 of the fixed stall 1 is held in an open state. The cow enters the fixed stall 1 from the opening / outlet 10 opened in this way, and pushes the neck bar 26 forward by the neck to feed the feed on the tub. The movable stall 11 is lifted, the front side 11A rises, and the rear side 11B falls. And the locking piece 17,
The rear connecting rods 14, 14 of the movable stall 11 block the entrance / exit portion 10 of the fixed stall 1, and the cow is captured by the 18 being locked to the barrier 8 and being supported in a predetermined state. . Conversely, when the cow is expelled from the fixed stall 1, when the operating handle 24 C of the entrance / exit opening mechanism 20 is rotated to push down the front side 11 A of the movable stall 11,
The cow can be expelled from the fixed stall 1 because the neck bar 26 pushes the cow's neck.

The automatic stall system for individual cows having the above-mentioned configuration is installed in a number of rows in a barn, and a rotating shaft 21 of an inlet / outlet opening mechanism 20 is provided with a pair of movable stalls 11 for each movable stall 11. Are provided. The operation handle 2 provided at the shaft end of the rotating shaft 21
When the front side 11A of the movable stall 11 is depressed by rotating the 4C, the front sides 11A of all the movable stalls 11 are pushed and the entrance / exit portions 10 of all the fixed stalls 1 can be opened at the same time. Cattle can be managed in groups.

On the other hand, when the cows in a part of the fixed stall 1 are captured, the corresponding opening / closing section opening mechanism 2 is required.
0 is bent laterally from the rotating arm portion 23C, and the pressing roller 23D is
Is not brought into contact with the main rod 12. By doing so, even if the rotation driving means 24 is operated, the movable stall 1
Since No. 1 does not operate, individual management of cattle can be performed.

In this embodiment, the rotating arm 23C is pin-coupled to the fixed arm 23A of the stall push-down arm 23 and is displaceably rotatable inward in the lateral direction. A configuration may be employed in which a movable arm that is displaceable in the axial direction with respect to the arm is connected.

In this embodiment, the rotary shaft 21 is configured to be rotated by the operation handle 24C. However, a drive motor 30 may be used instead of the operation handle 24C as shown in FIG. In this case, the driving gear 3
It is necessary to make the driven gear 32 smaller in diameter or to use a low-speed motor.

[0020]

The present invention has the following advantages because it is constructed as described above. (1) The movable stall automatically operates and captures livestock when livestock enters the fixed stall, so that workability in managing livestock is excellent. (2) The livestock captured in the fixed stall does not need to be moored, so that the workability is excellent and no stress occurs on the livestock. (3) By opening the entrance and exit of the fixed stall by operating the entrance / exit opening mechanism, livestock trapped in the stall can be expelled. Are better. (4) The stall push-down arm of the opening / closing section opening mechanism is configured to be displaceable from the middle part, so that the movable stall can be selected to be inactive. Management is also possible.

[Brief description of the drawings]

BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a side view of a stall device for individual capture of cattle according to an embodiment of the present invention.

FIG. 2 is a rear view of the individual cow automatic capture stall device.

FIG. 3 is a perspective view showing a fixed stall.

FIG. 4 is a perspective view showing a movable stall.

FIG. 5 is a perspective view showing an inlet / outlet opening mechanism.

FIG. 6 is a detailed view of a stall push-down arm constituting the entrance / exit opening mechanism.

FIG. 7 is a perspective view of an individual individual automatic capture stall device for cows in a state where a movable stall has an inlet / outlet portion opened.

FIG. 8 is a perspective view of an individual cow automatic capture stall device in a state where a movable stall closes an inlet / outlet unit.

FIG. 9 is a perspective view of an individual-specific automatic capture stall device for cattle provided with an entrance / exit opening mechanism using a drive motor as a rotating shaft drive unit.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Fixed stall 10 Inlet / outlet part 11 Movable stall 11A Front side 11B Back side 16 Rotating axis 20 Inlet / outlet opening mechanism 25 Movable stall automatic capture mechanism 26 Neck bar 29 Locking part

Claims (2)

(57) [Claims] 1. A fixed stall which is formed so that the head of a livestock to be captured can protrude on the front side, and an open entrance / exit portion is provided on the rear side, and the front side and the rear side are formed on the upper side of the fixed stall via a shaft support. A movable stall that is provided so as to be swingable upward and downward, and that the rear side that is set to be heavier than the front side descends around the shaft support so as to openably close the inlet / outlet of the fixed stall. An opening / closing section opening mechanism provided on the fixed stall to open and close the fixed stall by pushing down the front side of the movable stall and raising the rear side thereof; and The front side of the movable stall is held down by holding the front side of the movable stall depressed by the mechanism, and pushed forward by the livestock that has entered the fixed stall. Automatic capture of individual livestock animals comprising a movable stall automatic capture mechanism provided on a neck bar for releasing the descent state and a locking means provided on the fixed stall and lockingly detachably locking the neck bar. Stall device. 2. The apparatus according to claim 1, wherein the opening / closing portion opening mechanism includes a stall push-down arm that pushes down the movable stall while rotating, and the stall push-down arm is configured to be axially or laterally displaceable from an intermediate portion. The stall apparatus according to claim 1, wherein the stall is an individual animal.