CN111374061A - Multistage auto-lock fence and feeding device of feeding - Google Patents
Multistage auto-lock fence and feeding device of feeding Download PDFInfo
- Publication number
- CN111374061A CN111374061A CN202010394908.0A CN202010394908A CN111374061A CN 111374061 A CN111374061 A CN 111374061A CN 202010394908 A CN202010394908 A CN 202010394908A CN 111374061 A CN111374061 A CN 111374061A
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- door
- locking
- plate
- stopping
- feeding
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- 241000282887 Suidae Species 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 description 11
- 238000009434 installation Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000025962 Crush injury Diseases 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/10—Feed racks
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/02—Pigsties; Dog-kennels; Rabbit-hutches or the like
- A01K1/035—Devices for use in keeping domestic animals, e.g. fittings in housings or dog beds
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Housing For Livestock And Birds (AREA)
Abstract
The invention relates to a multi-stage self-locking feeding fence and a feeding device. The feeding device comprises a feeding device and a feeding fence, wherein the feeding fence comprises a left side fence body, a right side fence body, a stop door assembly, a door lock structure and a locking structure; the shutter assembly comprises a front shutter, a rear shutter and a connecting piece, the connecting piece is rotatably assembled on the left side rail body and/or the right side rail body, and the front shutter and the rear shutter are respectively fixed with the connecting piece and can swing around the rotating axis of the connecting piece; the door lock structure is rotatably assembled on the rear stop door and is provided with a lock shaft and a limiting shaft; the connecting piece is provided with a limiting hole for inserting the limiting shaft, and the limiting hole is a long hole with the length extending direction the same as the rotating direction of the door lock structure; the locking structure comprises a locking plate, at least two clamping grooves are formed in the locking plate, and each clamping groove is arranged on the locking plate along the rotation direction of the door lock structure. The feeding device is used for solving the problem that a feeding fence in the prior art cannot be suitable for feeding big and small pigs in the same circle.
Description
Technical Field
The invention relates to a multi-stage self-locking feeding fence and a feeding device.
Background
The existing pig feeding station mostly feeds pigs through a feeding fence and a feeding device, the feeding device is arranged on the front side of the feeding fence, the feeding fence comprises a channel consisting of a left side fence body and a right side fence body, a door panel assembly is arranged in the channel and comprises a front door panel, a rear door panel, a connecting plate and a rotating shaft, the connecting plate is rotatably assembled on the left side fence body and the right side fence body through the rotating shaft, the front door panel and the rear door panel are fixedly connected with the connecting plate, so that the front door panel and the rear door panel can rotate around the axis of the rotating shaft, in a free state, the free end of the front door panel is swung to the lower side to close the channel, and the free end of the rear door panel is swung to the upper side; the feeding fence is also internally provided with a door lock structure which can lock the door plate assembly when a pig enters the channel and jacks up the front door plate to a proper position, so that the situation that the rear pig jacks up the rear door plate to cause the front door plate to crush the fed pig is prevented.
Part pig farm adopts the mode that pregnant pigs and piglets are raised together, the feeding fence can only be suitable for pigs of one size, if the feeding fence is designed to be suitable for big pigs, the door lock structure needs to be set to lock the door plate assembly when the free end of the rear door plate swings to a lower position (at the moment, the free end of the front door plate swings upwards to a higher position for the big pigs to pass through), and when the piglets eat, the door lock structure cannot lock the door plate assembly because the piglets have smaller body types and cannot jack up the front door plate to enable the free end of the rear door plate to swing to the lower position, and at the moment, if other pigs only push the rear door plate upwards, the front door plate can crush the fed piglets; if design into can be applicable to the piglet, door lock structure need set to the free end swing of back door plant and lock the door plant subassembly when higher position (because the piglet only needs the free end top of preceding door plant to push away to a not high position can pass through), and when big pig feed, because big pig size is great, when door plant before its top pushes away, the free end of back door plant can swing to lower position, the door plant subassembly can't be locked to door lock structure this moment, if other pigs only upwards push away the back door plant this moment, then can make the big pig that the door plant crush injury is being fed before.
Disclosure of Invention
The invention aims to provide a multi-stage self-locking feeding fence and a feeding device, which are used for solving the problem that the feeding fence in the prior art cannot be suitable for feeding big and small pigs in the same ring.
In order to realize the purpose, the multi-stage self-locking feeding fence provided by the invention adopts the following technical scheme:
this multistage auto-lock feeding fence includes:
a left side rail body;
a right side rail body;
the left side fence body and the right side fence body are arranged at intervals to form a channel for pigs to pass through;
the door stopping assembly comprises a front door, a rear door and a connecting piece, wherein the connecting piece is rotatably assembled on the left side fence body and/or the right side fence body;
the door lock structure is rotatably assembled on the rear stop door and is positioned in an included angle formed by the front stop door and the rear stop door, the rotating axis of the door lock structure is parallel to the rotating axis of the connecting piece, the door lock structure is provided with a lock shaft and a limiting shaft, and the axes of the lock shaft and the limiting shaft are both parallel to the rotating axis of the door lock structure;
the connecting piece is provided with a limiting hole for inserting the limiting shaft, the limiting hole is a long hole with the length extending direction the same as the rotating direction of the door lock structure, and the limiting shaft of the door lock structure is inserted into the limiting hole so as to limit the rotating amplitude of the door lock structure relative to the rear stop door;
the locking structure is fixedly arranged on the left side rail body and/or the right side rail body and comprises a locking plate, at least two clamping grooves are formed in the locking plate, and each clamping groove is arranged on the locking plate along the rotation direction of the door lock structure;
in the swinging process of the rear stop door, the door lock structure is provided with a locking position in which the lock shaft is clamped in the clamping groove, and the limiting shaft is positioned at the lower end of the limiting hole when the door lock structure is in the locking position;
when the door lock structure is in the locked position, the clamping groove can clamp the lock shaft to prevent the rear stop door from swinging upwards, and the door lock structure is jacked upwards to enable the lock shaft to be separated from the clamping groove.
The multi-stage self-locking feeding fence provided by the invention has the beneficial effects that: when the feeding fence is used, a pig only enters a channel and jacks up a front stop door, a rear stop door swings downwards, a lock shaft of a door lock structure can be clamped into a clamping groove of a lock plate, at the moment, if the rear stop door is only pushed up upwards, the door lock structure is locked, so that the rear stop door cannot be jacked up, a trailing pig only cannot enter the channel, the condition that a stop door assembly hurts the pig is avoided, and when a fed pig only needs to exit, the door lock structure is jacked up upwards, so that the lock shaft of the door lock structure can be separated from the clamping groove, the unlocking of the rear stop door is realized, and the channel can be smoothly exited; and because be equipped with two at least draw-in grooves on the jam plate, then the lock structure can block in the draw-in groove of difference according to the size of different pigs for this fence of feeding can be applicable to the pig of different sizes, then can be used to the condition that big and small pigs were raised in the same circle.
Further, the locking structure still includes the fixed plate, and fixed plate fixed mounting is equipped with the fixed orifices that is used for fixed jam plate on the left side fence body and/or the right side fence body on the fixed plate, and the jam plate passes through supporting bolt fixed mounting on the fixed plate, and the fixed orifices is the length extending direction and the same slot hole of the rotation direction of door lock structure. Set up like this, install back on corresponding fence at the fixed plate, conveniently adjust the position of jam plate to make the jam plate can be smoothly with the lock axle cooperation of door lock structure.
Furthermore, a stopping structure for limiting the swing amplitude of the rear stop door is fixedly arranged on the left side rail body and/or the right side rail body. By the arrangement, the rear stop door can be prevented from excessively large swinging amplitude.
Further, the stopping structure comprises a stopping member, the connecting member is provided with an avoiding hole for the stopping member to insert, the stopping member swings in the avoiding hole relative to the connecting member in the swinging process of the rear stop door, an upper stopping surface and a lower stopping surface are arranged on the wall of the avoiding hole of the connecting member in the swinging path of the stopping member relative to the connecting member, the rear stop door swings to an upper limit position when the stopping member is in stopping fit with the upper stopping surface, and the rear stop door swings to a lower limit position when the stopping member is in stopping fit with the lower stopping surface. The blocking structure is simple, and only one blocking piece is needed.
Further, the connecting piece includes preceding shutter commentaries on classics board and back shutter commentaries on classics board, and preceding shutter commentaries on classics board is fixed with preceding shutter, and back shutter commentaries on classics board is fixed with back shutter, and preceding shutter commentaries on classics board and back shutter commentaries on classics board homoenergetic rotate for corresponding fence body, and just preceding shutter commentaries on classics board can rotate relatively with back shutter commentaries on classics board and set for the angle, and spacing hole sets up on the shutter commentaries on classics board of back. Due to the arrangement, when the pig body is too long and the rear shutter is blocked by the rear body of the pig body and cannot continuously swing downwards, the front shutter can still continuously swing upwards for a certain angle, so that the pig can only smoothly move forwards, and the adaptability of the feeding fence is enhanced.
The feeding device provided by the invention adopts the following technical scheme:
this feeding device includes feeder and feeding fence, and feeding fence includes:
a left side rail body;
a right side rail body;
the left side fence body and the right side fence body are arranged at intervals to form a channel for pigs to pass through;
the door stopping assembly comprises a front door, a rear door and a connecting piece, wherein the connecting piece is rotatably assembled on the left side fence body and/or the right side fence body;
the door lock structure is rotatably assembled on the rear stop door and is positioned in an included angle formed by the front stop door and the rear stop door, the rotating axis of the door lock structure is parallel to the rotating axis of the connecting piece, the door lock structure is provided with a lock shaft and a limiting shaft, and the axes of the lock shaft and the limiting shaft are both parallel to the rotating axis of the door lock structure;
the connecting piece is provided with a limiting hole for inserting the limiting shaft, the limiting hole is a long hole with the length extending direction the same as the rotating direction of the door lock structure, and the limiting shaft of the door lock structure is inserted into the limiting hole so as to limit the rotating amplitude of the door lock structure relative to the rear stop door;
the locking structure is fixedly arranged on the left side rail body and/or the right side rail body and comprises a locking plate, at least two clamping grooves are formed in the locking plate, and each clamping groove is arranged on the locking plate along the rotation direction of the door lock structure;
in the swinging process of the rear stop door, the door lock structure is provided with a locking position in which the lock shaft is clamped in the clamping groove, and the limiting shaft is positioned at the lower end of the limiting hole when the door lock structure is in the locking position;
when the door lock structure is in the locked position, the clamping groove can clamp the lock shaft to prevent the rear stop door from swinging upwards, and the door lock structure is jacked upwards to enable the lock shaft to be separated from the clamping groove.
The feeding device provided by the invention has the beneficial effects that: when the feeding device is used, a pig only enters a channel of a feeding fence and jacks up a front stop door, a rear stop door swings downwards, a lock shaft of a door lock structure can be clamped into a clamping groove of a lock plate, at the moment, if the rear stop door is only pushed up upwards, the door lock structure is locked, so that the rear stop door cannot be jacked up, a trailing pig only cannot enter the channel, the condition that a stop door assembly presses the pig cannot occur, and when a fed pig only needs to be withdrawn, the door lock structure is jacked up upwards, so that the lock shaft of the door lock structure can be separated from the clamping groove, the unlocking of the rear stop door is realized, and the channel can be withdrawn smoothly; and because be equipped with two at least draw-in grooves on the jam plate, then the lock structure can block in the draw-in groove of difference according to the size of different pigs for the fence of feeding can be applicable to the pig of different sizes, then can be used to the condition that big and small pigs were raised in same circle.
Further, the locking structure still includes the fixed plate, and fixed plate fixed mounting is equipped with the fixed orifices that is used for fixed jam plate on the left side fence body and/or the right side fence body on the fixed plate, and the jam plate passes through supporting bolt fixed mounting on the fixed plate, and the fixed orifices is the length extending direction and the same slot hole of the rotation direction of door lock structure. Set up like this, install back on corresponding fence at the fixed plate, conveniently adjust the position of jam plate to make the jam plate can be smoothly with the lock axle cooperation of door lock structure.
Furthermore, a stopping structure for limiting the swing amplitude of the rear stop door is fixedly arranged on the left side rail body and/or the right side rail body. By the arrangement, the rear stop door can be prevented from excessively large swinging amplitude.
Further, the stopping structure comprises a stopping member, the connecting member is provided with an avoiding hole for the stopping member to insert, the stopping member swings in the avoiding hole relative to the connecting member in the swinging process of the rear stop door, an upper stopping surface and a lower stopping surface are arranged on the wall of the avoiding hole of the connecting member in the swinging path of the stopping member relative to the connecting member, the rear stop door swings to an upper limit position when the stopping member is in stopping fit with the upper stopping surface, and the rear stop door swings to a lower limit position when the stopping member is in stopping fit with the lower stopping surface. The blocking structure is simple, and only one blocking piece is needed.
Further, the connecting piece includes preceding shutter commentaries on classics board and back shutter commentaries on classics board, and preceding shutter commentaries on classics board is fixed with preceding shutter, and back shutter commentaries on classics board is fixed with back shutter, and preceding shutter commentaries on classics board and back shutter commentaries on classics board homoenergetic rotate for corresponding fence body, and just preceding shutter commentaries on classics board can rotate relatively with back shutter commentaries on classics board and set for the angle, and spacing hole sets up on the shutter commentaries on classics board of back. Due to the arrangement, when the pig body is too long and the rear shutter is blocked by the rear body of the pig body and cannot continuously swing downwards, the front shutter can still continuously swing upwards for a certain angle, so that the pig can only smoothly move forwards, and the adaptability of the feeding device is enhanced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of a feeding device provided by the present invention;
FIG. 2 is a schematic view of the combination of a door assembly, a door lock structure and a locking structure in an embodiment of the feeding device provided by the invention;
FIG. 3 is a schematic view (perspective one) of the connection of a front door flap and a back door flap in an embodiment of the feeding device provided by the present invention;
FIG. 4 is a schematic view (viewing angle two) of a connection between a front flap and a rear flap in an embodiment of the feeding device provided by the present invention;
FIG. 5 is a cross-sectional view A-A of the structure of FIG. 4;
FIG. 6 is a schematic connection diagram (viewing angle one) of a rear door, a rear door rotating plate and a door lock structure in an embodiment of the feeding device provided by the invention;
FIG. 7 is a schematic connection diagram (viewing angle two) of a rear stop door, a rear stop door rotating plate and a door lock structure in an embodiment of the feeding device provided by the invention;
FIG. 8 is a schematic structural view of a door lock structure in an embodiment of the feeding device provided by the present invention;
FIG. 9 is a schematic structural view (view one) of a locking structure in an embodiment of the feeding device provided by the present invention;
FIG. 10 is a schematic structural view (viewing angle II) of a locking structure in an embodiment of the feeding device provided by the invention.
In the drawings: 1-a feeding device, 2-a left rail, 3-a right rail, 4-a mounting plate, 5-a shutter assembly, 6-a door lock structure, 7-a locking structure, 8-a stopper, 9-a front shutter, 10-a front shutter, 11-a rear shutter, 12-a rear shutter, 15-a fixing plate, 16-a locking plate, 17-a rotating shaft, 18-a rotating shaft sleeve, 19-a bushing, 21-a rear shutter fixing sleeve, 22-a front shutter fixing sleeve, 23-a first limit ring, 24-a second limit ring, 25-an avoiding hole, 26-a stopper, 27-a limit hole, 28-a limit shaft, 29-a crank arm, 30-a U-shaped rod, 31-a lock shaft, 32-a push plate, 33-a mounting sleeve, 34-an ear plate, 35-pin shaft, 36-fixing hole, 37-clamping groove and 38-connecting block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The following further describes embodiments of the present invention with reference to the drawings.
The embodiment of the feeding device provided by the invention comprises the following steps:
as shown in fig. 1, the feeding device comprises a feeding device 1 and a feeding fence, wherein the feeding device 1 is used for containing feed, and the feeding fence is used for allowing pigs to pass through and reach the feeding device 1; the feeding fence comprises a left side fence body 2 and a right side fence body 3, the left side fence body 2 and the right side fence body 3 are arranged at intervals to form a channel for pigs to pass through, and a mounting plate 4 is fixedly mounted on each of the left side fence body 2 and the right side fence body 3 at an inlet of the channel; the feeding fence also comprises a door blocking component 5, and the door blocking component 5 is rotatably assembled on the two mounting plates 4.
As shown in fig. 2, the shutter assembly 5 includes a front shutter 9, a front shutter rotating plate 10, a rear shutter 11 and a rear shutter rotating plate 12, two of the front shutter rotating plate 10 and the rear shutter rotating plate 12 are provided, and a set of the front shutter rotating plate 10 and a set of the rear shutter rotating plate 12 are provided, two of the front shutter rotating plates 10 are welded and fixed on the left and right sides of the front shutter 9, and two of the rear shutter rotating plates 12 are welded and fixed on the left and right sides of the rear shutter 11; a front flap 10 and a rear flap 12 together form a connecting piece in a flap assembly 5.
The front door rotating plate 10 and the rear door rotating plate 12 which are positioned on the same side are connected together through a set of rotating shaft components, because the front door rotating plate 10 and the rear door rotating plate 12 on the left side and the right side in the embodiment and the corresponding rotating shaft components have the same structure and are symmetrically arranged, the front door rotating plate 10 and the rear door rotating plate 12 on the left side and the corresponding rotating shaft components are introduced below, and the front door rotating plate 10 and the rear door rotating plate 12 on the right side and the corresponding rotating shaft components are not described again.
As shown in fig. 3-5, the rotating shaft assembly includes a rotating shaft 17, a rotating shaft sleeve 18, two bushings 19, a rear rotating plate fixing sleeve 21, a front rotating plate fixing sleeve 22, a first limiting ring 23 and a second limiting ring 24; the tip towards the right side of pivot 17 is equipped with annular bulge so that pivot 17 is whole to be T shape, two bush 19 suits are on pivot 17 and can rotate with pivot 17 relatively, two bush 19 are arranged along left and right directions, pivot cover 18 suit is on pivot 17, correspond to be equipped with radial extension's through-hole and realize pivot 17 and the relative fixation of pivot cover 18 through supporting bolt on pivot 17 and pivot cover 18, can prevent that bush 19 from deviating from pivot 17 after pivot cover 18 fixes on pivot 17.
As shown in fig. 3-5, both the bushings 19 are stepped sleeve structures with a small outer diameter on the left and a large outer diameter on the right, and have a leftward blocking surface, the rear rotating plate fixing sleeve 21 is sleeved on the right bushing 19 and has a small diameter portion with a small inner diameter and a large diameter portion with a large inner diameter, a rightward inner blocking surface is formed inside the rear rotating plate fixing sleeve 21, the inner diameter of the small diameter portion is smaller than the large outer diameter of the bushing 19, the large diameter portion is in interference fit with the large outer diameter portion of the bushing 19, the inner blocking surface of the rear rotating plate fixing sleeve 21 is blocked with the blocking surface on the bushing 19, and a ring-shaped protrusion is arranged at the right end of the large diameter portion of the rear rotating plate fixing sleeve 21 and extends radially outward. The front rotating plate fixing sleeve 22 is sleeved on the left bushing 19 and is provided with a small diameter part with a smaller inner diameter and a large diameter part with a larger inner diameter, and a right inner blocking surface is formed in the front rotating plate fixing sleeve 22; the large diameter part of the front rotating plate fixing sleeve 22 is in interference fit with the part with the larger outer diameter of the bushing 19, the inner stop surface of the front rotating plate fixing sleeve 22 and the stop surface on the bushing 19 are mutually stopped, and the left end of the front rotating plate fixing sleeve 22 is provided with a circle of annular protrusions which are radially outward.
As shown in fig. 3-5, the front door rotation plate 10 is provided with a through hole for the large diameter portion of the front door rotation plate fixing sleeve 22 to pass through, the front door rotation plate 10 is sleeved on the large diameter portion of the front door rotation plate fixing sleeve 22 and is fixed with the annular protrusion by welding after being blocked by the annular protrusion, the second limiting ring 24 is provided with a through hole for the large diameter portion of the front door rotation plate fixing sleeve 22 to pass through, and the second limiting ring 24 is sleeved on the large diameter portion of the front door rotation plate fixing sleeve 22 and is fixedly connected with the front door rotation plate 10 by a bolt; be equipped with the perforation that the major diameter portion that supplies the fixed cover 21 of back revolving plate passed on back shutter revolving plate 12, back shutter revolving plate 12 suit just keeps off the back mutually with the annular bulge on the major diameter portion of the fixed cover 21 of back revolving plate and realizes fixing between them through the welding, first spacing ring 23 has the perforation that the major diameter portion that supplies the fixed cover 21 of back revolving plate passed, first spacing ring 23 suit passes through bolt fixed connection with back shutter revolving plate 12 on the major diameter portion of the fixed cover 21 of back revolving plate.
As shown in fig. 1-5, the rotating shaft sleeve 18 is a stepped cylindrical structure with a large left outer diameter and a small right outer diameter, and forms a right outer stop surface, a through hole for the cylinder with a small outer diameter of the rotating shaft sleeve 18 to pass through is arranged on the mounting plate 4 on the left rail body 2, the cylinder with a small outer diameter of the rotating shaft sleeve 18 passes through the through hole on the mounting plate 4 and the outer stop surface of the rotating shaft sleeve 18 is stopped with the left side surface of the mounting plate 4 during mounting, then the rotating shaft sleeve 18 is fixedly connected with the mounting plate 4 by welding, and the axis of the rotating shaft 17 extends left and right after the rotating shaft sleeve 18 is fixedly mounted. In this way, the rotating shaft 17 and the fixing sleeve 18 are fixed relative to the left rail 2, and the front door rotating plate 10, the second limiting ring 24, the front rotating plate fixing sleeve 22 and the left bushing 19 can rotate relative to the rotating shaft 17 together, and simultaneously, the rear door rotating plate 12, the first limiting ring 23, the rear rotating plate fixing sleeve 21 and the right bushing 19 can rotate relative to the rotating shaft 17 together.
The opposite end faces of the first limiting ring 23 and the second limiting ring 24 are attached to each other, two grooves are formed by sinking to the right on the end face of the first limiting ring 23, the lengths of the two grooves extend along the circumferential direction of the first limiting ring 23, two bulges extending into the two grooves of the first limiting ring 23 are formed by bulging to the right on the end face of the second limiting ring 24, and the circumferential size of the two bulges along the second limiting ring 24 is smaller than that of the grooves on the first limiting ring 23 along the circumferential direction of the first limiting ring 23, so that the first limiting ring 23 can rotate relative to the second limiting ring 24, and the front door 9 can rotate relative to the rear door 11.
As shown in fig. 6-8, the door lock structure 6 includes a U-shaped rod 30 and a lock shaft 31, an axis of the lock shaft 31 extends left and right, the lock shaft 31 is fixed at an open end of the U-shaped rod 30 and closes an opening of the U-shaped rod 30, a push plate 32 is further fixed inside the U-shaped rod 30, the push plate 32 is used for pushing the door lock structure 6 upwards by a pig, and two ear plates 34 are provided at an end of the U-shaped rod 30 opposite to the lock shaft 31. The rear stop door 11 is a frame structure formed by enclosing rod-shaped structures which are arranged transversely and longitudinally, two crank arms 29 are arranged on one rod-shaped structure which extends left and right, the door lock structure 6 is hinged on the two crank arms 29 through two lug plates 34 and a matched pin shaft 35, and the rotation axis of the door lock structure 6 extends left and right.
As shown in fig. 6-8, two rear door stop rotating plates 12 are respectively provided with a limiting hole 27, the limiting holes 27 are long holes, and the length extending direction thereof is the same as the rotating direction of the door lock structure 6; the door lock structure comprises a door lock structure 6, wherein two parallel rod sections of a U-shaped rod 30 of the door lock structure 6 are respectively provided with an installation sleeve 33, the installation sleeve 33 is in a step shape and comprises a large-diameter section and a small-diameter section, a through hole for inserting the small-diameter section of the installation sleeve 33 is formed in the U-shaped rod 30, the small-diameter section of the installation sleeve 33 is fixed in a welding mode after being inserted into the through hole in the U-shaped rod 30, an axially extending blind hole is formed in the large-diameter section of the installation sleeve 33, a limiting shaft 28 is inserted into the blind hole, the axis of the limiting shaft 28 extends left and right, radially extending pin holes are correspondingly formed in the large-diameter sections of the limiting shaft 28 and the installation sleeve 33, and the limiting shaft 28 and the large-diameter section of the; the limiting shaft 28 is fixed in the mounting sleeve 33 and then can penetrate into the limiting hole 27 of the back stop door rotating plate 12, and the matching of the limiting shaft 28 and the limiting hole 27 can limit the rotation amplitude of the door lock structure 6 relative to the back stop door 11.
As shown in fig. 1, 2, 9 and 10, a locking structure 7 is fixedly mounted on each of the left side rail 2 and the right side rail 3, each locking structure 7 includes a fixing plate 15 and a locking plate 16, the fixing plate 15 is fixed on the corresponding side rail through a bolt, three sets of fixing holes 36 are formed in the fixing plate 15, each set of fixing holes 36 includes two, the fixing holes 36 are long holes, and the length of the fixing holes 36 extends along the rotation direction of the door lock structure 6; the locking plate 16 is provided with a mounting hole corresponding to each fixing hole 36 on the fixing plate 15, the locking plate 16 is fixedly mounted on the fixing plate 15 through the mounting holes, the fixing holes 36 and the matched bolts, and the position of the locking plate 16 relative to the fixing plate 15 can be finely adjusted because the fixing holes 36 are long holes. The locking structure 7 further comprises three connecting blocks 38, the three connecting blocks 38 are arranged corresponding to the three sets of fixing holes 36 on the fixing plate 15, through holes for the matched bolts of the fixing locking plate 16 and the fixing plate 15 to pass through are formed in the connecting blocks 38, and when the locking plate 16 is fixed, the connecting blocks 38 are clamped between the locking plate 16 and the fixing plate 15.
As shown in fig. 1, 2, 9 and 10, three locking grooves 37 are provided on one rearward side of the lock plate 16, the three locking grooves 37 are arranged on the lock plate 16 along the rotation direction of the door lock structure 6, the lock shaft 31 of the door lock structure 6 can be locked into the three locking grooves 37 during the swinging of the rear door 11, when the lock shaft 31 hits the upper groove wall of the locking groove 37 during the downward rotation of the door lock structure 6, the upper groove wall of the locking groove 37 can push the door lock structure 6 to rotate upward relative to the rear door 11, so that the lock shaft 31 can get into the locking groove 37 beyond the upper groove wall of the locking groove 37, after the lock shaft 31 gets into the locking groove 37, the limiting shaft 28 is at the lower end of the limiting hole 27, and if the rear door 11 is lifted upward, because the lock shaft 31 is locked by the locking groove 37, the rear door 11 cannot swing upward, and when the lock shaft 31 is locked by the locking groove 37, the rear door 11 is in the locking position, if the rear shutter 11 needs to be lifted upwards, only the door lock structure 6 needs to be lifted upwards, and in the process that the door lock structure 6 rotates upwards relative to the rear shutter 11, the lock shaft 31 can be disengaged from the clamping groove 37, so that the rear shutter 11 is unlocked.
As shown in fig. 1, 3, 6 and 7, the back door rotating plate 12 is provided with an avoiding hole 25, the fence at the corresponding side is fixed with a stopper 8, the stopper 8 is of a rod-shaped structure, the stopper 8 is fixed on the fence at the corresponding side and can penetrate into the avoiding hole 25 of the back door rotating plate 12, when the back door rotating plate 12 swings relative to the fence at the corresponding side, the stopper 8 can swing relative to the back door rotating plate 12, in the swinging path of the stopper 8 relative to the back door rotating plate 12, the hole wall of the avoiding hole 25 of the back door rotating plate 12 is provided with two stoppers 26, opposite side surfaces of the two stoppers 26 respectively form an upper stopping surface and a lower stopping surface, when the stopper 8 and the upper stopping surface are stopped, the back door 11 swings to an upper limit position, and when the stopper 8 and the lower stopping surface are stopped, the back door 11 swings to a lower limit position; the stopper 8 constitutes a stopper structure.
When the feeding device is used, a pig enters a channel, pushes a front stop door 9 upwards by a head, the front stop door 9 swings upwards, the pig extends into a feeding device 1 only through the front stop door 9, and then can eat feed in the feeding device 1, a rear stop door 11 swings downwards in the upward swinging process of the front stop door 9, a lock shaft 31 of a door lock mechanism 6 can enter a clamping groove 37 of a lock plate 16 in the downward swinging process of the rear stop door 11, and at the moment, if a rear pig pushes the rear stop door 11 upwards, the pig cannot enter the channel because the pig cannot push the rear stop door 11; after the pigs eat the feed, the door lock structure 6 can be pushed upwards in the process of moving backwards, so that the back stop door 11 is unlocked, then the pigs can be pushed upwards to push the back stop door 11 continuously to move backwards, and then the pigs exit from the channel.
In the above embodiment, three slots are provided on the lock plate. In other embodiments, two, four or more card slots may be provided, and all of them may be used.
In the above embodiment, the connecting pieces are provided with two, one is rotatably assembled on the left side rail body, and the other is rotatably assembled on the right side rail body. In other embodiments, one connecting piece can be arranged, and one connecting piece is rotatably assembled on the left side rail body or the right side rail body or is rotatably assembled on the two side rail bodies simultaneously.
In the above embodiment, the locking structure includes the fixing plate, the locking plate, and the connecting block. In other embodiments, the locking structure may only include a locking plate, and the locking plate is directly and fixedly mounted on the fence body, and the locking structure may also be used.
In the above embodiment, the stopping structure is a stopping member, the back door rotating plate is provided with an avoiding hole, the avoiding hole is provided with an upper stopping surface and a lower stopping surface, and the stopping member is respectively stopped with the upper stopping surface and the lower stopping surface to limit the swing amplitude of the back door. In other embodiments, the stopping structure may also be in other forms, such as including two stopping rods, where the two stopping rods are respectively fixed on the fence body on one side, the two stopping rods are one above the other and below the fence body, the back door is stopped with the upper stopping rod when swinging to the upper limit position, and is stopped with the lower stopping rod when swinging to the lower limit position, which can also limit the swinging amplitude of the back door; of course, the stopper structure may not be provided, and the same may be used.
In the above embodiment, the front door rotation plate and the rear door rotation plate can rotate relatively. In other embodiments, the front door stop rotating plate and the rear door stop rotating plate can be relatively fixed and can be used as well.
The invention also provides a multi-stage self-locking feeding fence, the structure of which is the same as that of the feeding fence in the feeding device, and the details are not repeated here.
Claims (6)
1. The utility model provides a multistage auto-lock fence of feeding, characterized by includes:
a left side rail body;
a right side rail body;
the left side fence body and the right side fence body are arranged at intervals to form a channel for pigs to pass through;
the door stopping assembly comprises a front door, a rear door and a connecting piece, wherein the connecting piece is rotatably assembled on the left side fence body and/or the right side fence body;
the door lock structure is rotatably assembled on the rear stop door and is positioned in an included angle formed by the front stop door and the rear stop door, the rotating axis of the door lock structure is parallel to the rotating axis of the connecting piece, the door lock structure is provided with a lock shaft and a limiting shaft, and the axes of the lock shaft and the limiting shaft are both parallel to the rotating axis of the door lock structure;
the connecting piece is provided with a limiting hole for inserting the limiting shaft, the limiting hole is a long hole with the length extending direction the same as the rotating direction of the door lock structure, and the limiting shaft of the door lock structure is inserted into the limiting hole so as to limit the rotating amplitude of the door lock structure relative to the rear stop door;
the locking structure is fixedly arranged on the left side rail body and/or the right side rail body and comprises a locking plate, at least two clamping grooves are formed in the locking plate, and each clamping groove is arranged on the locking plate along the rotation direction of the door lock structure;
in the swinging process of the rear stop door, the door lock structure is provided with a locking position in which the lock shaft is clamped in the clamping groove, and the limiting shaft is positioned at the lower end of the limiting hole when the door lock structure is in the locking position;
when the door lock structure is in the locked position, the clamping groove can clamp the lock shaft to prevent the rear stop door from swinging upwards, and the door lock structure is jacked upwards to enable the lock shaft to be separated from the clamping groove.
2. The multi-stage self-locking feeding fence according to claim 1, wherein the locking structure further comprises a fixing plate, the fixing plate is fixedly mounted on the left side fence body and/or the right side fence body, a fixing hole for fixing the locking plate is formed in the fixing plate, the locking plate is fixedly mounted on the fixing plate through a matched bolt, and the fixing hole is a long hole with the length extending direction being the same as the rotating direction of the door locking structure.
3. The multi-stage self-locking feeding fence as in claim 1 or 2, wherein a stopping structure for limiting the swing range of the rear stop door is fixedly arranged on the left side fence body and/or the right side fence body.
4. The multi-stage self-locking feeding fence according to claim 3, wherein the stopping structure comprises a stopping member, the connecting member is provided with an avoiding hole into which the stopping member is inserted, the stopping member swings in the avoiding hole relative to the connecting member during the swinging of the rear stopping door, an upper stopping surface and a lower stopping surface are provided on the wall of the avoiding hole of the connecting member in the swinging path of the stopping member relative to the connecting member, the rear stopping door swings to an upper limit position when the stopping member is in stopping engagement with the upper stopping surface, and the rear stopping door swings to a lower limit position when the stopping member is in stopping engagement with the lower stopping surface.
5. The multi-stage self-locking feeding fence as in claim 1 or 2, wherein the connecting piece comprises a front shutter rotating plate and a rear shutter rotating plate, the front shutter rotating plate is fixed with the front shutter, the rear shutter rotating plate is fixed with the rear shutter, the front shutter rotating plate and the rear shutter rotating plate can rotate relative to the corresponding fence body, the front shutter rotating plate and the rear shutter rotating plate can rotate relative to each other by a set angle, and the limiting hole is formed in the rear shutter rotating plate.
6. A feeding device, comprising a feeding fence and a feeding device, which is characterized in that the feeding fence is a multi-stage self-locking feeding fence as claimed in any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010394908.0A CN111374061A (en) | 2020-05-11 | 2020-05-11 | Multistage auto-lock fence and feeding device of feeding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010394908.0A CN111374061A (en) | 2020-05-11 | 2020-05-11 | Multistage auto-lock fence and feeding device of feeding |
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| Publication Number | Publication Date |
|---|---|
| CN111374061A true CN111374061A (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010394908.0A Pending CN111374061A (en) | 2020-05-11 | 2020-05-11 | Multistage auto-lock fence and feeding device of feeding |
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| CN (1) | CN111374061A (en) |
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| CN210054217U (en) * | 2019-03-15 | 2020-02-14 | 河南南商农牧科技股份有限公司 | Freely pass in and out fence body |
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