CN108770730B

CN108770730B - Trapping apparatus who uses in chicken farm is bred

Info

Publication number: CN108770730B
Application number: CN201810499153.3A
Authority: CN
Inventors: 廖岚岚; 李浩光; 许喜斌; 李代全
Original assignee: Guangdong Guangdong Phoenix Ecological Agriculture Co ltd
Current assignee: Liao Lanlan; Yuean Agricultural Biotechnology Guangdong Co ltd
Priority date: 2018-05-23
Filing date: 2018-05-23
Publication date: 2021-01-12
Anticipated expiration: 2038-05-23
Also published as: CN108770730A; CN112335578A

Abstract

The invention relates to the technical field of poultry breeding, and discloses a capturing device used in chicken farm breeding, which comprises an arc-shaped fixing cover and a hand lever, wherein a through hole is formed in the middle of the left side of the arc-shaped fixing cover, a group of tensioning mechanisms which are arranged at equal intervals are arranged on one opposite side of the inner arc surface of the arc-shaped fixing cover, a clamping mechanism is arranged on one side of each tensioning mechanism, which is far away from the arc-shaped fixing cover, curved clamping plates are arranged above the two groups of clamping mechanisms, a first limiting ring and a second limiting ring which are arranged at equal intervals are fixedly connected to one opposite side surfaces of the two arc-shaped clamping plates, the first limiting ring is positioned above the second limiting ring, and the right ends of the two arc-shaped clamping plates are hinged with the left end of the hand. The chicken catching device solves the problems that the traditional worker takes much time and labor for catching the chicken and the chicken resists possibly cause injury to people during catching, achieves the effects of convenient catching, good clamping effect and high efficiency, and simultaneously avoids the injury to the chicken and the people.

Description

Trapping apparatus who uses in chicken farm is bred

Technical Field

The invention relates to the technical field of poultry breeding industry, in particular to a catching device used in chicken farm breeding.

Background

The demand of chicken is increasing day by day, the scale of chicken farm is also getting bigger and bigger, and the chicken in chicken farm is because great in quantity, easily takes place the disease such as infection, consequently need cut off the time to inspect the chicken, if find sick need feed chicken, to the prevention and elimination of disease, but because the quantity of chicken in chicken farm is huge, when grabbing the chicken, the flexibility of chicken is better, catch very trouble, efficiency is very low, and the anti-resistance of chicken probably causes the injury to people, consequently needs a device of catching the chicken.

For example, the broiler breeding epidemic prevention catching device disclosed in the Chinese patent CN207083840U, the device is mainly installed at the lower end of the wall of a henhouse, then the isolation net is fixed and tensioned by using a telescopic rod, broilers are driven to fixed corners, catching and epidemic prevention injection is carried out on the broilers through catching holes, then the broilers pass through the catching holes one by one, the broilers which are epidemic-prevention and ready for epidemic prevention are separated in order, the operation is very simple, but also has higher efficiency, can complete the epidemic prevention injection work of the broiler chicken only by the cooperation of two people, however, such devices can only be caught in a chicken house, and require the manual removal of the chicken into the device, under the normal condition, the chickens do not need to automatically run into the device, and in addition, the cooperation of two persons is needed, which takes much trouble and labor, the efficiency of catching cannot be really improved, so a catching device used in the breeding of a chicken farm is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a capturing device used in chicken farm cultivation, which solves the problems that the capturing of chicken by traditional workers is troublesome and labor-consuming, and the resistance of the chicken is likely to cause harm to people during capturing.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a catching device used in chicken farm cultivation comprises an arc-shaped fixing cover and a hand lever, wherein a through hole is formed in the middle of the left side of the arc-shaped fixing cover, a group of tensioning mechanisms which are arranged equidistantly are arranged on one opposite side of the inner arc surface of the arc-shaped fixing cover, a clamping mechanism is arranged on one side of each tensioning mechanism, which is far away from the arc-shaped fixing cover, curved clamping plates are arranged above the two groups of clamping mechanisms, a first limiting ring and a second limiting ring which are arranged equidistantly are fixedly connected to one opposite side surface of each curved clamping plate, the first limiting ring is positioned above the second limiting ring, the right ends of the two curved clamping plates are hinged with the left end of the hand lever through a first pin bolt, a holding handle is fixedly connected to the right end of the hand lever, a cylindrical hole is formed in the upper left corner of the holding handle, and a manual tightening mechanism is arranged on the right, the left side of the manual control tightening mechanism is fixedly connected with a first pull rope through a connecting ring, one end, far away from the manual control tightening mechanism, of the first pull rope penetrates through the cylindrical hole and the through hole in sequence and is fixedly connected with a circular ring, the outer ring surface of the circular ring is fixedly connected with second pull ropes which are arranged equidistantly, and one end, far away from the circular ring, of the second pull rope penetrates through the first limiting ring and the second limiting ring in sequence and is arranged on the clamping mechanism.

Preferably, straining device is including fixed cover, and the fixed cover is close to the one end of the fixed cover of arc and passes through the intrados swing joint of the fixed cover of second cotter and arc, two symmetrical spouts have been seted up to the inner chamber of fixed cover, and the equal joint in inside of two spouts has the slider, fixedly connected with connecting rod between the relative one side of two sliders, the connecting rod is close to the first spring of fixedly connected with between the one end of the fixed cover of arc and the inside wall of fixed cover, the one end that first spring was kept away from to the connecting rod runs through and extends to the outside of fixed cover.

Preferably, fixture includes the bearing frame, and the one end fixed connection that first spring was kept away from to the outer disc of bearing frame and fixed cover, the top of bearing frame and the bottom fixed connection of bent shape splint, the inner circle fixedly connected with round platform of bearing frame, the bottom of round platform articulates through the pin has the fixed column, the bottom fixedly connected with of fixed column tightens up the grip block, tighten up the solid fixed ring of middle part fixedly connected with of grip block intrados, the one end fixed connection of ring is kept away from to solid fixed ring's outer lane and second stay cord.

Preferably, manual tightening mechanism includes the semicircle connecting plate, the middle part and the go-between fixed connection of semicircle connecting plate extrados face, fixedly connected with riser between the semicircle connecting plate both ends, two symmetrical branches of right flank fixedly connected with of riser, the right side activity of branch surface has cup jointed the pipe, and the right-hand member of pipe and the right side fixed connection who grips the inner wall, fixedly connected with second spring between the left end of pipe and the right flank of riser, and the outside at branch is cup jointed in the second spring activity.

Preferably, the top and the bottom of the vertical plate are respectively provided with a gap with the top and the bottom of the inner wall of the holding handle, and the vertical length value of the semicircular connecting plate is equal to that of the vertical plate.

Preferably, the included angle between the inclined plane of the cylindrical hole and the horizontal plane is forty-five degrees, and the vertical length value of the second spring is smaller than that of the sleeve pipe.

Preferably, the first limiting ring is located in the middle of the plurality of second limiting rings, and the intrados of the tightening clamping plate is located on the opposite side of the connecting rod.

Preferably, the left end of the curved clamping plate is fixedly connected with a guide plate, and one end, far away from the curved clamping plate, of the guide plate is arranged to be oval.

(III) advantageous effects

Compared with the prior art, the invention provides a catching device used in chicken farm cultivation, which has the following beneficial effects:

1. the invention can stretch and fix the connecting rod through the fixed sleeve, the sliding groove, the sliding block, the connecting rod and the first spring, thereby effectively fixing the curved splint relative to the arc-shaped fixed cover, avoiding the situation that the curved splint becomes loose when not in use, and in addition, stretching the connecting rod relative to the fixed sleeve, and tightening the two curved splints to clamp the chicken when catching the chicken.

2. According to the chicken body clamping device, the chicken can be fixed by the tightening clamping plate through the arranged bearing seat, the round table, the fixing column, the tightening clamping plate and the fixing ring, the curved clamping plate is further used for carrying out wrapping type clamping on the chicken body after the chicken is clamped in a limiting mode, the tightening clamping plate is arranged to be in the shape of an arc, the chicken body clamping device can be better attached to the body of the chicken, through the characteristics of the chicken, the chicken can stop restless after wings are clamped, and the chicken can be captured conveniently.

3. According to the invention, the circular truncated cone can rotate in any direction by three hundred and sixty degrees through the arranged bearing seat, and the fixed column is movably matched with the circular truncated cone bracket through the second pin bolt, so that when the second pull rope is pulled, the tightening clamping plate can move along with the motion track direction of the second pull rope, the tightening clamping plate is ensured to rotate more flexibly, and the tightening clamping plate is more convenient to control to tighten.

4. According to the invention, through the arrangement of the semicircular connecting plate, the vertical plate, the supporting rod, the sleeve pipe and the second spring, a user can conveniently pull and tighten the first pull rope, and after the first pull rope is pulled, the first pull rope rebounds through the self elasticity of the second spring, and then the first spring is matched to drive the connecting rod to contract relative to the fixed sleeve, so that the reset of the tightening clamping plate is realized, and the secondary use is convenient.

5. The invention can effectively guide when the two curved splints go deep into the two sides of the chicken body through the arranged guide plates, and the open ends of the two guide plates face to the back when facing, so that the range of clamping the opening is enlarged when in catching, and the catching is more convenient.

Drawings

FIG. 1 is a cross-sectional view of a front view of an arcuate retaining cap in accordance with the present invention;

FIG. 2 is a cross-sectional view of a bottom view of a stationary post according to the present invention;

FIG. 3 is a cross-sectional view of a front view of the tensioning mechanism of the present invention;

FIG. 4 is a side view of the clamping mechanism of the present invention;

FIG. 5 is a front view of the manual tightening mechanism of the present invention.

In the figure: the device comprises an arc-shaped fixing cover 1, a hand lever 2, a through hole 3, a tensioning mechanism 4, a fixing sleeve 41, a sliding chute 42, a sliding block 43, a connecting rod 44, a first spring 45, a clamping mechanism 5, a bearing seat 51, a circular table 52, a fixing column 53, a tightening clamping plate 54, a fixing ring 55, a curved clamping plate 6, a first limiting ring 7, a second limiting ring 8, a holding handle 9, a cylindrical hole 10, a manual control tensioning mechanism 11, a semicircular connecting plate 111, a riser 112, a supporting rod 113, a sleeve joint 114, a second spring 115, a connecting ring 12, a first pull rope 13, a ring 14, a second pull rope 15 and a guide plate 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, the present invention provides a technical solution: a catching device used in chicken farm cultivation comprises an arc-shaped fixed cover 1 and a hand lever 2, a through hole 3 is formed in the middle of the left side of the arc-shaped fixed cover 1, a group of tensioning mechanisms 4 which are arranged equidistantly are arranged on one opposite side of the inner arc surface of the arc-shaped fixed cover 1, each tensioning mechanism 4 comprises a fixed sleeve 41, one end, close to the arc-shaped fixed cover 1, of each fixed sleeve 41 is movably connected with the inner arc surface of the arc-shaped fixed cover 1 through a second pin bolt, two symmetrical sliding grooves 42 are formed in the inner cavity of each fixed sleeve 41, sliding blocks 43 are clamped inside the two sliding grooves 42, a connecting rod 44 is fixedly connected between the opposite sides of the two sliding blocks 43, a first spring 45 is fixedly connected between one end, close to the arc-shaped fixed cover 1, of each connecting rod 44 and the inner side wall of each fixed sleeve 41, one end, far away from the first spring 45, of each tensioning mechanism 4 penetrates through and extends, the clamping mechanisms 5 comprise a bearing seat 51, the outer circular surface of the bearing seat 51 is fixedly connected with one end, far away from the first spring 45, of the fixed sleeve 41, the top of the bearing seat 51 is fixedly connected with the bottom of the curved clamping plate 6, the inner ring of the bearing seat 51 is fixedly connected with a circular table 52, the bottom of the circular table 52 is hinged with a fixed column 53 through a pin, the bottom of the fixed column 53 is fixedly connected with a tightening clamping plate 54, the middle part of the inner arc surface of the tightening clamping plate 54 is fixedly connected with a fixed ring 55, the outer ring of the fixed ring 55 is fixedly connected with one end, far away from the circular ring 14, of the second pull rope 15, the curved clamping plates 6 are arranged above the two groups of clamping mechanisms 5, the left ends of the curved clamping plates 6 are fixedly connected with the guide plates 16, one ends, far away from the curved clamping plates 6, of the guide plates 16 are arranged into an oval shape, the chicken can be effectively protected in a, the first limiting ring 7 is positioned in the middle of the plurality of second limiting rings 8, so that the stress points of the second pulling ropes 15 can be more average, the first pulling ropes 13 can be pulled more easily, the inner arc surfaces of the tightening clamping plates 54 are positioned on the opposite sides of the connecting rods 44, the inner arc surfaces of the tightening clamping plates 54 can be attached to the bodies of chickens, the chickens can be prevented from being injured while the clamping is more stable, the first limiting ring 7 is positioned above the second limiting ring 8, the right ends of the two curved clamping plates 6 are hinged with the left end of the hand lever 2 through the first pin, the right end of the hand lever 2 penetrates through the through hole 3 and is fixedly connected with the holding handle 9, the cylindrical hole 10 is formed in the upper left corner of the holding handle 9, the inclined plane of the cylindrical hole 10 forms a forty-five degree included angle with the horizontal plane, when the first pulling ropes 13 are pulled by the semicircular connecting plate 111, the first stretching plate 13 can move more flexibly, the second pulling ropes 15 can be effectively and timely driven to tighten the clamping plates 54, the timely feedback of the operation is ensured, the capturing effect is better, the vertical length value of the second spring 115 is smaller than that of the sleeve 114, the situation that the second spring 115 is separated from the sleeve 114 when the vertical plate 112 compresses the second spring 115 is avoided, the manual tightening mechanism 11 is arranged on the right side of the inner wall of the holding handle 9, the manual tightening mechanism 11 comprises a semicircular connecting plate 111, the middle part of the outer arc surface of the semicircular connecting plate 111 is fixedly connected with the connecting ring 12, the vertical plate 112 is fixedly connected between the two ends of the semicircular connecting plate 111, gaps are respectively reserved between the top and the bottom of the vertical plate 112 and the top and the bottom of the inner wall of the holding handle 9, the friction or the blockage between the top and the bottom of the inner wall of the holding handle 9 when the holding pressing vertical plate 112 moves is avoided, the flexibility of pressing the manual tightening mechanism 11 is ensured, and the vertical length value of the semicircular connecting plate 111 is equal to that of the vertical length, the comfort of hand holding is improved, the experience of a user is improved, the right side surface of the vertical plate 112 is fixedly connected with two symmetrical supporting rods 113, the right side of the outer surface of the supporting rod 113 is movably sleeved with a sleeve 114, the right end of the sleeve pipe 114 is fixedly connected with the right side of the inner wall of the holding handle 9, a second spring 115 is fixedly connected between the left end of the sleeve pipe 114 and the right side surface of the vertical plate 112, and the second spring 115 is movably sleeved outside the support rod 113, the left side of the manual control tightening mechanism 11 is fixedly connected with a first pull rope 13 through a connecting ring 12, one end of the first pull rope 13 far away from the manual control tightening mechanism 11 sequentially penetrates through the cylindrical hole 10 and the through hole 3 and is fixedly connected with a circular ring 14, the surface of the outer ring of the circular ring 14 is fixedly connected with second pull ropes 15 which are arranged at equal intervals, and one end of the second pull rope 15 far away from the circular ring 14 sequentially penetrates through the first limiting ring 7 and the second limiting ring 8 and is arranged on the clamping mechanism 5.

Further diameter value of ring 14 is greater than the diameter value of first spacing ring 7, has guaranteed that ring 14 can stop in the top of first spacing ring 7 to it is spacing to make a plurality of second stay cords 15 carry on, has avoided not hard up of second stay cord 15 to lead to tightening up the outside cambered surface activity of grip block 54, is in the lax state, influences the use in catching.

Preliminary centre gripping to the chicken is fixed during two further bent shape splint 6, cooperates the fixed of going up fixture 5, and further fixed is to the centre gripping of chicken to outside guaranteeing effectual centre gripping effect, also avoided the chicken to move indiscriminately and struggle and cause the injury to the human body.

The length value of the hand lever 2 is 1.5-2 m, and the hand lever is convenient and fast to use.

The working principle is as follows: when the chicken egg processing device works, a user holds the holding handle 9 by hand, the hand is inserted between the semicircular connecting plate 111 and the vertical plate 112, the other hand holds the hand rod 2, at the moment, the arc-shaped fixing cover 1 is moved to the side of a chicken, two curved clamping plates 6 are processed to be inserted outside the body of the chicken through the guiding of the two guide plates 16, at the moment, the hand tightly holds the vertical plate 112 with force, the pressing support rod 113 moves towards the sleeve pipe 114, the semicircular connecting plate 111 pulls the first pull rope 13 to move towards the left side through the connecting ring 12, the first pull rope 13 pulls the plurality of second pull ropes 15 to tighten through the circular ring 14, the second pull ropes 15 are limited through the first limiting ring 7, the two curved clamping plates 6 tighten towards the opposite sides, the connecting rod 44 is driven to pull the first spring 45 to pull up, the connecting rod 44 stably moves due to the matching of the sliding block 43 and the sliding groove 42, the tightening clamping plate 54 is pulled to clamp the body, completing the capture of the chicken.

In summary, the invention can stretch and fix the connecting rod 44 through the fixed sleeve 41, the sliding groove 42, the sliding block 43, the connecting rod 44 and the first spring 45, thereby effectively fixing the curved splint 6 relative to the arc-shaped fixed cover 1, avoiding the situation that the curved splint 6 becomes loose when not in use, and in addition, the connecting rod 44 can stretch relative to the fixed sleeve 41, when catching chickens, the two curved splints 6 are tightened and clamp the chickens, and the chickens can be fixed through the tightening clamping plate 54 through the arranged bearing seat 51, the round table 52, the fixed column 53, the tightening clamping plate 54 and the fixed ring 55, thereby ensuring that the curved splint 6 can further wrap and clamp the bodies of the chickens after the limit clamping of the chickens, and the tightening clamping plate 54 is set to be arc-shaped, so as to better fit the bodies of the chickens, and by the characteristics of the chickens, after the wings are clamped, the chicken can stop restless and can be captured more conveniently, the circular truncated cone 52 can rotate in any direction by three hundred sixty degrees through the arranged bearing seat 51, in addition, the fixed column 53 is movably matched with the circular truncated cone 52 through the second pin bolt, when the second pull rope 15 is pulled, the tightening clamping plate 54 can move along with the motion track direction of the second pull rope 15, the tightening clamping plate 54 is ensured to rotate more flexibly, the tightening clamping plate 54 is controlled to be tightened more conveniently, the tightening clamping plate is convenient to pull through the arranged semicircular connecting plate 111, the vertical plate 112, the supporting rod 113, the sleeve pipe 114 and the second spring 115, a user can conveniently pull and tighten the first pull rope 13, the rebounding is carried out through the self elasticity of the second spring 115 after the first pull rope 13 is pulled, the first spring 45 is matched to drive the connecting rod 44 to contract relative to the fixed sleeve 41, and the resetting of the tightening clamping plate 54 is realized, having made things convenient for use once more, leading plate 16 through setting up, can be when two curved splint 6 deepen the both sides of chicken health, carry out effectual guide, because open end orientation of two leading plate 16 is dorsad during, therefore, centre gripping open-ended scope has been increased when catching, catch convenience more, in addition, through setting leading plate 16's one end to ellipse, the injury of noise to the chicken when having avoided contacting with the chicken body, it is hard to have solved traditional workman and caught the chicken and taken trouble, and when catching, the anti-reactance of chicken probably causes the problem of injury to the people.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a trapping apparatus who uses in chicken farm is bred, includes fixed cover of arc (1) and handspike (2), its characterized in that: the left middle part of the arc-shaped fixed cover (1) is provided with a through hole (3), one opposite side of the inner arc surface of the arc-shaped fixed cover (1) is provided with a group of tensioning mechanisms (4) which are arranged at equal intervals, one side of each tensioning mechanism (4) far away from the arc-shaped fixed cover (1) is provided with a clamping mechanism (5), curved clamping plates (6) are arranged above the two groups of clamping mechanisms (5), one opposite side surface of each of the two curved clamping plates (6) is fixedly connected with a first limiting ring (7) and a second limiting ring (8) which are arranged at equal intervals, the first limiting ring (7) is positioned above the second limiting ring (8), the right ends of the two curved clamping plates (6) are hinged with the left end of the handle bar (2) through a first pin bolt, the right end of the handle bar (2) penetrates through the through hole (3) and is fixedly connected with a holding handle (9), the upper left corner of the holding handle (9) is, the right side of gripping handle (9) inner wall is provided with manual tightening mechanism (11), the first stay cord (13) of go-between (12) fixedly connected with is passed through in the left side of manual tightening mechanism (11), the one end that manual tightening mechanism (11) was kept away from in first stay cord (13) runs through cylinder hole (10) and through-hole (3) and fixedly connected with ring (14) in proper order, the outer lane fixed surface of ring (14) is connected with second stay cord (15) that the equidistance was arranged, and second stay cord (15) keep away from the one end of ring (14) and run through first spacing ring (7) and second spacing ring (8) in proper order and set up on fixture (5).

2. The capturing device of claim 1, wherein: taut mechanism (4) are including fixed cover (41), and fixed cover (41) are close to the one end of the fixed cover of arc (1) and pass through the intrados swing joint of second cotter and the fixed cover of arc (1), two symmetrical spout (42) have been seted up to the inner chamber of fixed cover (41), and the equal joint in inside of two spout (42) has slider (43), fixedly connected with connecting rod (44) between the relative one side of two slider (43), first spring (45) of fixedly connected with between connecting rod (44) are close to the one end of the fixed cover of arc (1) and the inside wall of fixed cover (41), the one end that first spring (45) were kept away from in connecting rod (44) runs through and extends to the outside of fixed cover (41).

3. A capturing device for use in a chicken farm according to claim 2, characterized in that: fixture (5) are including bearing frame (51), and the one end fixed connection of first spring (45) is kept away from with fixed cover (41) to the excircle face of bearing frame (51), the top of bearing frame (51) and the bottom fixed connection of bent shape splint (6), the inner circle fixedly connected with round platform (52) of bearing frame (51), the bottom of round platform (52) articulates through the pin has fixed column (53), the bottom fixedly connected with of fixed column (53) tightens up grip block (54), the middle part fixedly connected with solid fixed ring (55) of tightening up grip block (54) intrados, the one end fixed connection of ring (14) is kept away from with second stay cord (15) to the outer lane of solid fixed ring (55).

4. The capturing device of claim 1, wherein: manual tightening mechanism (11) include semicircle connecting plate (111), the middle part and go-between (12) fixed connection of semicircle connecting plate (111) extrados face, fixedly connected with riser (112) between semicircle connecting plate (111) both ends, two symmetrical branch (113) of right flank fixedly connected with of riser (112), cup joint pipe (114) have been cup jointed in the right side activity of branch (113) surface, and the right-hand member of cup joint pipe (114) and the right side fixed connection who grips (9) inner wall, fixedly connected with second spring (115) between the left end of cup joint pipe (114) and the right flank of riser (112), and second spring (115) activity cup joints the outside at branch (113).

5. A catching device used in the breeding of chicken farms as claimed in claim 4, characterized in that: gaps are reserved between the top and the bottom of the vertical plate (112) and the top and the bottom of the inner wall of the holding handle (9), and the vertical length value of the semicircular connecting plate (111) is equal to that of the vertical plate (112).

6. A catching device used in the breeding of chicken farms as claimed in claim 4, characterized in that: the included angle between the inclined plane of the cylindrical hole (10) and the horizontal plane is forty-five degrees, and the vertical length value of the second spring (115) is smaller than that of the sleeve pipe (114).

7. A catching device used in the breeding of chicken farms according to claim 3, characterized in that: the first limiting ring (7) is located in the middle of the second limiting rings (8), and the inner arc surface of the tightening clamping plate (54) is located on the opposite side of the connecting rod (44).

8. The capturing device of claim 1, wherein: the left end fixedly connected with of bent shape splint (6) draws board (16), and draws board (16) and sets up into the ellipse shape apart from the one end of bent shape splint (6).