A vaccine injection auxiliary fence for livestock breeding

Abstract

The application belongs to the technical field of epidemic prevention auxiliary equipment for livestock, and discloses a vaccine injection auxiliary fence for livestock breeding, which comprises a fence body, a fixed box is fixedly installed at the bottom of one side of the fence body, a fixing mechanism is arranged in the fixed box, and the fixing mechanism comprises a transmission gear. The surface of the limiting strip is in contact with the head of the livestock, so that the livestock can be fixed, the limiting strip is relatively moved through the driving of the double-acting cylinder, the head of the livestock is fixed, the operator can more accurately find the injection site, injection deviation caused by the livestock moving around is avoided, injection risk is reduced, work efficiency is improved, the limiting strip is made of silica gel, and deformation occurs when the limiting strip is in contact with the head of the livestock, so that the discomfort of the fixed head of the livestock is reduced, and the risk of the livestock moving around is reduced.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of epidemic prevention auxiliary equipment for livestock, and particularly relates to a vaccine injection auxiliary fence for livestock breeding. BACKGROUND

[0002] With the development of large-scale and intensive livestock farming, the prevention and control of animal diseases becomes particularly important. Vaccine injection is one of the important means to prevent animal diseases, and in the process of injection, a vaccine injection auxiliary fence is needed to fix the livestock;

[0003] At present, the traditional vaccine injection auxiliary fence is to drive the livestock into the fence, limit the livestock in a relatively small space, and reduce the moving range of the livestock by using the space limitation, so as to facilitate the operator to approach and inject the vaccine. Since the head of the livestock is not effectively fixed, even if the body is limited, the livestock may still twist the head violently due to fear or pain when being injected, which not only increases the difficulty of injection, but also greatly improves the accuracy risk of vaccine injection, which may cause the vaccine injection position to deviate from the target muscle group, and affect the immune effect. SUMMARY

[0004] To solve the problem of ineffective fixation of the head in the background art, the application provides a vaccine injection auxiliary fence for livestock breeding.

[0005] To achieve the above purpose, the application provides the following technical scheme: a vaccine injection auxiliary fence for livestock breeding, comprising a fence body, a fixed box is fixedly installed at the bottom end of one side of the fence body;

[0006] A fixing mechanism is arranged in the interior of the fixed box, the fixing mechanism comprises a transmission gear, the transmission gear is rotationally connected to the interior of the fixed box, a double-action air cylinder is fixedly installed in the inner cavity of the fixed box, a sliding rail is fixedly installed in the interior of the fixed box, a sliding block is slidably connected to the surface of the sliding rail, a connecting plate is fixedly installed at the top end of the sliding block, a connecting block is fixedly installed on the output shaft of the double-action air cylinder, one side of the connecting block is fixedly connected with the connecting plate, an installation plate one is fixedly installed at the top end of the connecting plate, and limit strips are arranged on the opposite sides of the installation plate one.

[0007] Preferably, further comprising: a limiting mechanism arranged on one side of the transmission gear, the limiting mechanism comprising a worm, the connecting blocks away from one side of the fixed box are fixedly installed with racks engaged with the transmission gear, one side of the transmission gear is fixedly connected with the worm, the opposite sides of the fixed box are rotatably connected with worm gears, the top ends of the worm gears are fixedly installed with bidirectional screws inside the barrier body, the top end and the bottom end of the surface of the bidirectional screw are threadedly connected with the hinged block one and the hinged block two, the opposite sides of the mounting plate one are provided with contact plates, and the contact plates are hinged with the hinged block one and the hinged block two through the hinge rods.

[0008] Preferably, further comprising: a pushing mechanism arranged on both sides of the surface of the barrier body, the pushing mechanism comprising a fixed shell, the fixed shell is fixedly connected to both sides of the surface of the barrier body, the top end of the inside of the fixed shell is fixedly installed with a square shell, the inside of the square shell is slidably connected with a moving rod, the bottom end of the moving rod is fixedly installed with a mounting plate two inside the fixed shell, the bottom end of the mounting plate two is fixedly installed with a ground plug, the opposite sides of the inside of the fixed shell are rotatably connected with gears one at the top end of the mounting plate two, the opposite sides of the gears one are fixedly installed with push rods, the other end of the push rod is located inside the moving rod, and a sliding hole is formed in the surface of the push rod, the inside of the moving rod is fixedly installed with a fixed block inside the sliding hole, and the opposite sides of the push rod are fixedly installed with connecting rods two, the opposite sides of the connecting rods two penetrate through the fixed shell and are fixedly installed with rotating blocks.

[0009] Preferably, a limiting groove is formed in the inside of one side of the barrier body, the limiting groove is slidably connected with a limiting block, and the surface of the limiting block is attached to the inner wall of the limiting groove, and the opposite sides of the limiting block are fixedly connected with the opposite sides of the hinged block one and the hinged block two.

[0010] Preferably, a baffle one is fixedly installed on the rear side of the worm on one side of the transmission gear, and the surface of the baffle one is in contact with one side of the rack.

[0011] Preferably, a neodymium magnet is fixedly installed in the inside of the opposite side of the mounting plate one, and a metal block is fixedly installed in the inside of the opposite side of the mounting plate one.

[0012] Preferably, a door plate is arranged in the inside of the other end of the barrier body, the barrier body and the door plate are hinged through a hinged chain, the barrier body and the door plate are fixedly installed with a sleeve ring on one side, and the inside of the sleeve ring is inserted with a bolt.

[0013] Preferably, a protective shell is fixedly installed on both sides of the outer surface of the fixed box, and the protective shell is located on the surface of the rack.

[0014] Preferably, the surface of the connecting rod two is fixedly installed with a limiting ring located in the interior of the fixed shell, and the surfaces of the limiting ring are in contact with one side of the inner wall of the fixed shell.

[0015] Preferably, the surface of the square shell is provided with a through hole, and the push rod can move in the through hole.

[0016] Compared with the prior art, the present application has the following advantages:

[0017] The present application drives the bidirectional air cylinder, the output end of the bidirectional air cylinder pulls the connecting block and the connecting plate to move relatively, then the connecting plate drives the slider and the mounting plate one to move relatively, the mounting plate one drives the limiting strip to move relatively, then the surface of the limiting strip is in contact with the head of the livestock, and the head of the livestock is fixed, finally the bidirectional air cylinder is driven to move the limiting strip relatively, and the head of the livestock is fixed, so that the operator can find the injection site more accurately, avoids injection deviation caused by the livestock moving around, reduces the injection risk, improves the work efficiency, and the limiting strip is made of silica gel, so that when the head of the livestock is contacted, the limiting strip is deformed, the discomfort of the fixed head of the livestock is reduced, and the risk of the livestock moving around is reduced.

[0018] The connecting block drives the rack to move when the connecting block moves, the rack drives the transmission gear to rotate, the transmission gear drives the worm to rotate, then the worm drives the worm wheel and the bidirectional screw rod to rotate, the hinge block one and the hinge block two move relatively on the surface of the bidirectional screw rod when the bidirectional screw rod rotates, then the hinge block one and the hinge block two drive the hinge rod to rotate, and the rotating hinge rod pushes the contact plate to move relatively, since the opposite side of the contact plate is always in contact with the side of the mounting plate one, the mounting plate one and the limiting strip can be limited, the limiting strip is prevented from shaking when the head of the livestock is fixed, and the stability of the limiting strip is improved.

[0019] The rotating block is arranged, the rotating block drives the connecting rod two to rotate, then the connecting rod two drives the two push rods and the gear one to rotate, then the fixed block moves in the sliding hole, then the push rod pushes the moving rod to descend, then the moving rod pushes the mounting plate two and the ground plug to descend, then the ground plug is inserted into the soil, finally the rotating block is rotated, and the ground plug is inserted into the soil, so that the operator can fix the barrier body, and the convenience of equipment installation is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a structural schematic view of the present application;

[0021] Figure 2 It is a schematic view of the present application;

[0022] Figure 3This is a cross-sectional view of the fixing box of the present invention;

[0023] Figure 4 This is a cross-sectional view of the mounting plate of the present invention;

[0024] Figure 5 This is a cross-sectional view of the fixing shell of the present invention;

[0025] Figure 6 This is a cross-sectional schematic diagram of the square shell of the present invention;

[0026] Figure 7 For the present invention Figure 4 Enlarged diagram of point A in the diagram;

[0027] Figure 8 For the present invention Figure 3 Enlarged diagram of point B in the image.

[0028] In the diagram: 1. Baffle body; 2. Fixing box; 3. Transmission gear; 4. Double-acting cylinder; 5. Slide rail; 6. Slider; 7. Connecting plate; 8. Mounting plate one; 9. Limiting strip; 10. Connecting block; 11. Rack; 12. Protective shell; 13. Worm gear; 14. Worm wheel; 15. Double-acting lead screw; 16. Hinge block one; 17. Hinge block two; 18. Contact plate; 19. Hinge rod; 20. Fixing shell; 2 1. Square shell; 22. Moving rod; 23. Mounting plate two; 24. Ground plug; 25. Gear one; 26. Push rod; 27. Sliding hole; 28. Fixing block; 29. ​​Connecting rod two; 30. Rotating block; 31. Limiting groove; 32. Limiting block; 33. Baffle one; 34. Neodymium magnet; 35. Metal block; 36. Door panel; 37. Hinge chain; 38. Collar; 39. Pin; 40. Limiting ring. Detailed Implementation

[0029] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0030] like Figures 1 to 8 As shown, the present invention provides a barrier body 1, and a fixing box 2 is fixedly installed on the bottom end of one side of the barrier body 1.

[0031] The fixing mechanism is arranged in the interior of the fixing box 2, and the fixing mechanism comprises a transmission gear 3 rotationally connected to the interior of the fixing box 2, a bidirectional air cylinder 4 fixedly installed in the inner cavity of the fixing box 2, a sliding rail 5 fixedly installed in the interior of the fixing box 2, a sliding block 6 slidingly connected to the surface of the sliding rail 5, a connecting plate 7 fixedly installed at the top end of the sliding block 6, a connecting block 10 fixedly installed at the output shaft of the bidirectional air cylinder 4, and the connecting block 10 is fixedly connected to one side of the connecting plate 7, and a mounting plate one 8 is fixedly installed at the top end of the connecting plate 7, and limit strips 9 are arranged on the opposite sides of the mounting plate one 8.

[0032] According to the above scheme: after the livestock is driven into the interior of the barrier body 1 by the operator, the head of the livestock can pass between the two limit strips 9, then the bidirectional air cylinder 4 is driven to rotate, the two output shafts of the bidirectional air cylinder 4 drive the connecting block 10 to move relatively, the connecting block 10 drives the connecting plate 7 to move relatively, the connecting plate 7 moves on the mounting plate one 8 and the sliding block 6, and the sliding block 6 moves on the surface of the sliding rail 5, thereby limiting and supporting the connecting plate 7 and the mounting plate one 8, then the mounting plate one 8 drives the limit strips 9 to move towards the head of the livestock, the surface of the limit strips 9 contacts the neck of the livestock, and then the limit strips 9 fix the head of the livestock, after the fixing is completed, the operator can use the syringe to inject the vaccine into the livestock, and finally the limit strips 9 are relatively moved by driving the bidirectional air cylinder 4, thereby fixing the head of the livestock, so that the operator can more accurately find the injection site, avoid injection deviation caused by the livestock moving around, thereby reducing the injection risk and improving the work efficiency.

[0033] As shown in Figure 3 , Figure 4 and Figure 7 , further comprising: a limiting mechanism arranged on one side of the transmission gear 3, the limiting mechanism comprising a worm 13, a rack 11 meshing with the transmission gear 3 fixedly installed on the side of the connecting block 10 away from the center of the fixing box 2, the worm 13 being fixedly connected to one side of the transmission gear 3, a worm wheel 14 rotationally connected to the opposite sides in the interior of the fixing box 2, the worm wheel 14 fixedly installed at the top end of a bidirectional lead screw 15 located in the interior of the barrier body 1, hinged blocks one 16 and hinged blocks two 17 threadedly connected to the top end and the bottom end of the surface of the bidirectional lead screw 15, contact plates 18 arranged on the opposite sides of the mounting plate one 8, and the contact plates 18 being hinged to the hinged blocks one 16 and the hinged blocks two 17 through hinged rods 19.

[0034] Adopt the above scheme: through the design of limiting mechanism, when the connecting block 10 moves, the rack 11 will move, because the rack 11 is engaged with the transmission gear 3, in turn the rack 11 will drive two transmission gears 3 to rotate, the transmission gear 3 will drive the worm 13 to rotate, because the worm 13 is engaged with the worm wheel 14, in turn the worm 13 will drive the worm wheel 14 to rotate, then the worm wheel 14 will drive the bidirectional screw rod 15 to rotate, because the bidirectional screw rod 15 is screwed with the hinge block one 16 and the hinge block two 17, in turn when the bidirectional screw rod 15 rotates, the hinge block one 16 and the hinge block two 17 will move on the surface of the bidirectional screw rod 15, because the hinge block one 16 and the hinge block two 17 are hinged with the contact plate 18 through the hinge rod 19, in turn when the hinge block one 16 and the hinge block two 17 move, the hinge rod 19 will rotate, then the rotating hinge rod 19 will push the contact plate 18 to move, because the opposite side of the contact plate 18 is in contact with the side of the mounting plate one 8, in turn when the limiting strip 9 fixes the head of the livestock, the contact plate 18 can limit the limiting strip 9, avoid the limiting strip 9 from shaking when fixing the head of the livestock, in turn improve the fixing effect of the limiting strip 9.

[0035] As Figure 5 And Figure 6 Also include: push mechanism, it is arranged in the both sides of the surface of the barrier body 1, push mechanism includes fixed shell 20, fixed shell 20 fixedly connected to the both sides of the surface of the barrier body 1, the top of the inside of fixed shell 20 fixedly installed with square shell 21, square shell 21 is slidably connected with moving rod 22, the bottom of moving rod 22 is fixedly installed with installation plate two 23 in the inside of fixed shell 20, the bottom of installation plate two 23 is fixedly installed with ground plug 24, the opposite side of the inside of fixed shell 20 is rotatably connected with gear one 25 at the top of installation plate two 23, the opposite side of gear one 25 is fixedly installed with push rod 26, the other end of push rod 26 is located in the inside of moving rod 22, and the surface is provided with sliding hole 27, the inside of moving rod 22 is fixedly installed with fixed block 28 in the inside of sliding hole 27, the opposite side of push rod 26 is fixedly installed with connecting rod two 29, and connecting rod two 29 is rotatably connected with rotating block 30.

[0036] With the above scheme: through the design of the pushing mechanism, the barrier body 1 can be placed in the preset position, then the rotating block 30 can be rotated, and then the rotating block 30 drives the connecting rod two 29 and the pushing rod 26 to rotate, the pushing rod 26 drives the gear one 25 to rotate, because the two gear one 25 are meshed with each other, and then the gear one 25 drives the other gear one 25 and the pushing rod 26 to rotate, and then the two pushing rods 26 rotate simultaneously, when the pushing rod 26 rotates, the fixed block 28 moves in the sliding hole 27, then the pushing rod 26 pushes the fixed block 28 and the moving rod 22 to descend, then the moving rod 22 pushes the mounting plate two 23 and the ground plug 24 to descend, then the bottom end of the ground plug 24 contacts the ground, and the ground plug 24 is inserted into the soil, after the ground plug 24 is inserted into the soil, the barrier body 1 can be fixed, finally through rotating the fixed shell 20, the mounting plate two 23 and the ground plug 24 are lowered and inserted into the soil, thereby facilitating the operator to fix the barrier body 1, thereby improving the convenience of the equipment.

[0037] As shown in Figure 8 , the inside of one side of the barrier body 1 is provided with a limiting groove 31, the inside of the limiting groove 31 is slidably connected with a limiting block 32, the surface of the limiting block 32 is attached to the inner wall of the limiting groove 31, and the opposite sides of the limiting block 32 are fixedly connected with the opposite sides of the hinge block one 16 and the hinge block two 17.

[0038] With the above scheme: through the design of the limiting groove 31 and the limiting block 32, when the hinge block one 16 and the hinge block two 17 move, the hinge block one 16 and the hinge block two 17 drive the limiting block 32 to move in the limiting groove 31, and because the surface of the limiting block 32 is adapted to the limiting groove 31, the limiting block 32 can be limited when the hinge block one 16 and the hinge block two 17 move.

[0039] As shown in Figure 4 and Figure 7 , the side of the transmission gear 3 is fixedly installed with a baffle one 33 located behind the worm 13, the surface of the baffle one 33 is in contact with one side of the rack 11, the inside of the opposite side of the mounting plate one 8 is fixedly installed with a neodymium magnet 34, and the inside of the opposite side of the mounting plate one 8 is fixedly installed with a metal block 35.

[0040] With the above scheme: through the design of the baffle one 33, when the transmission gear 3 rotates, the baffle one 33 rotates, because the surface of the baffle one 33 is in contact with one side of the rack 11, the baffle one 33 can limit the rack 11 when rotating, avoiding the position of the rack 11 from shifting during movement, through the design of the neodymium magnet 34 and the metal block 35, the mounting plate one 8 can be placed on the opposite side of the limiting strip 9, when the neodymium magnet 34 contacts the metal block 35, the metal block 35 is attracted to the surface of the neodymium magnet 34, and the mounting plate one 8 can be fixed on the opposite side of the limiting strip 9.

[0041] As shown in Figure 2 and Figure 4 The other end of the barrier body 1 is internally provided with a door plate 36, the barrier body 1 and the door plate 36 are hinged through a hinge chain 37, one side of the barrier body 1 and the door plate 36 are fixedly installed with a sleeve ring 38, the sleeve ring 38 is inserted with a bolt 39, and the outer surface of the fixed box 2 is fixedly installed with a protective shell 12 on both sides, and the protective shell 12 is located on the surface of the rack 11.

[0042] The above scheme is adopted: through the design of the door plate 36, the sleeve ring 38 and the bolt 39, since the barrier body 1 and the door plate 36 are hinged through the hinge chain 37, the door plate 36 can be rotated, then the barrier body 1 can be opened, then the livestock can be driven into the inside of the barrier body 1, after being driven in, the door plate 36 can be reversely rotated, then the two sleeve rings 38 are aligned, then the bolt 39 is inserted into the inside of the sleeve ring 38, and then the door plate 36 can be fixed, through the design of the protective shell 12, when the rack 11 moves, it moves in the inside of the protective shell 12, and then the protective shell 12 can protect the rack 11.

[0043] As shown in Figure 5 and Figure 6 The surface of the connecting rod two 29 is fixedly installed with a limiting ring 40 located in the inside of the fixed shell 20, the surface of the limiting ring 40 is in contact with one side of the inner wall of the fixed shell 20, and the surface of the square shell 21 is provided with a through hole, and the push rod 26 can move in the inside of the through hole.

[0044] The above scheme is adopted: through the design of the limiting ring 40, when the connecting rod two 29 rotates, the limiting ring 40 rotates, since the surface of the limiting ring 40 is in contact with one side of the inside of the fixed shell 20, through the cooperation between the limiting ring 40 and the rotating block 30, the connecting rod two 29 can be limited, through the design of the square shell 21 and the push rod 26, when the push rod 26 rotates, it moves in the inside of the through hole, since the surface of the push rod 26 is in contact with the inside of the through hole, the push rod 26 can be limited, and the square shell 21 does not interfere with the rotation of the push rod 26.

[0045] The working principle and use process of the present application are as follows:

[0046] Firstly, the operator can place the barrier body 1 at a predetermined position, then rotate the rotating block 30, the rotating block 30 drives the connecting rod two 29 to rotate, then the connecting rod two 29 drives the two push rods 26 and the gear one 25 to rotate, then the fixed block 28 moves in the inside of the sliding hole 27, then the push rod 26 pushes the moving rod 22 to descend, then the moving rod 22 pushes the installation plate two 23 and the ground plug 24 to descend, then the ground plug 24 is inserted into the soil, and then the whole device can be fixed;

[0047] After the fixing is completed, the door plate 36 can be rotated to open the fence body 1, then the livestock can be driven into the inside of the fence body 1, after the livestock enters the inside of the fence body 1, the two loops 38 can be aligned, then the bolt 39 is inserted into the inside of the loop 38, and then the door plate 36 is fixed, so as to block the fence body 1, then the head of the livestock can enter between the two limiting strips 9, then the bidirectional air cylinder 4 can be driven, the output end of the bidirectional air cylinder 4 pulls the connecting block 10 and the connecting plate 7 to move relatively, then the connecting plate 7 drives the sliding block 6 and the mounting plate one 8 to move relatively, the mounting plate one 8 drives the limiting strip 9 to move relatively, then the surface of the limiting strip 9 contacts the head of the livestock, so as to fix it, thereby improving the stability of the vaccine injection.

[0048] When the rack 11 moves, the rack 11 drives the transmission gear 3 to rotate, the transmission gear 3 drives the worm 13 to rotate, the worm 13 drives the worm gear 14 and the bidirectional lead screw 15 to rotate, when the bidirectional lead screw 15 rotates, the hinge block one 16 and the hinge block two 17 move relatively on the surface of the bidirectional lead screw 15, then the hinge block one 16 and the hinge block two 17 drive the hinge rod 19 to rotate, and the rotating hinge rod 19 pushes the contact plate 18 to move relatively, since the opposite side of the contact plate 18 is always in contact with the side of the mounting plate one 8, the mounting plate one 8 and the limiting strip 9 are limited, thereby improving the stability of the limiting strip 9, after the head of the livestock is fixed, the operator can use the syringe to inject the vaccine to the livestock, and finally complete the operation process.

[0049] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements not only includes those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or apparatus.

[0050] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A livestock breeding vaccine injection auxiliary fence, comprising a fence body (1), characterized in that: The bottom end of one side of the barrier body (1) is fixedly installed with a fixed box (2); A fixing mechanism is arranged in the fixed box (2), and the fixing mechanism comprises a transmission gear (3) which is rotationally connected to the inside of the fixed box (2), a double-action air cylinder (4) which is fixedly installed in the inner cavity of the fixed box (2), a sliding rail (5) which is fixedly installed in the inside of the fixed box (2), a sliding block (6) which is slidingly connected to the surface of the sliding rail (5), a connecting plate (7) which is fixedly installed at the top end of the sliding block (6), a connecting block (10) which is fixedly installed on the output shaft of the double-action air cylinder (4), and one side of the connecting block (10) is fixedly connected with the connecting plate (7), and a mounting plate one (8) which is fixedly installed at the top end of the connecting plate (7), and opposite sides of the mounting plate one (8) are both provided with a limiting strip (9); A limiting mechanism is arranged on one side of the transmission gear (3), and the limiting mechanism comprises a worm (13), and one side of the connecting block (10) away from the center of the fixed box (2) is fixedly installed with a rack (11) which is engaged with the transmission gear (3), the worm (13) is fixedly connected to one side of the transmission gear (3), and opposite sides of the inside of the fixed box (2) are both rotationally connected with a worm wheel (14), the top end of the worm wheel (14) is fixedly installed with a double-action lead screw (15) which is located in the inside of the barrier body (1), and the top end and the bottom end of the surface of the double-action lead screw (15) are both threadedly connected with a hinged block one (16) and a hinged block two (17), and opposite sides of the mounting plate one (8) are both provided with a contact plate (18), and the contact plate (18) is hingedly connected with the hinged block one (16) and the hinged block two (17) through a hinge rod (19).

2. The vaccine injection aid fence for livestock farming according to claim 1, characterized in that: Further comprising a pushing mechanism arranged on both sides of the surface of the barrier body (1), the pushing mechanism comprises a fixed shell (20) which is fixedly connected to both sides of the surface of the barrier body (1), a square shell (21) which is fixedly installed at the top end in the inside of the fixed shell (20), a moving rod (22) which is slidingly connected in the inside of the square shell (21), an installation plate two (23) which is fixedly installed at the bottom end of the moving rod (22) and located in the inside of the fixed shell (20), a ground plug (24) which is fixedly installed at the bottom end of the installation plate two (23), a gear one (25) which is rotationally connected at the top end of the installation plate two (23) and located in the inside of the fixed shell (20), a pushing rod (26) which is fixedly installed on opposite sides of the gear one (25), the other end of the pushing rod (26) is located in the inside of the moving rod (22), and a sliding hole (27) is formed in the surface of the pushing rod (26), a fixed block (28) which is fixedly installed in the inside of the sliding hole (27) and located in the inside of the moving rod (22), a connecting rod two (29) which is fixedly installed on opposite sides of the pushing rod (26), and a rotating block (30) which penetrates through the fixed shell (20) and is fixedly installed on opposite sides of the connecting rod two (29).

3. The vaccine injection aid fence for livestock farming according to claim 1, characterized in that: The inside of one side of the barrier body (1) is provided with a limiting groove (31), the inside of the limiting groove (31) is slidably connected with a limiting block (32), the surface of the limiting block (32) is attached to the inner wall of the limiting groove (31), and the opposite side of the limiting block (32) is fixedly connected with the opposite side of the hinge block one (16) and the hinge block two (17).

4. The vaccine injection aid fence for livestock farming according to claim 1, characterized in that: The side of the transmission gear (3) is fixedly installed with a baffle one (33) behind the worm (13), and the surface of the baffle one (33) is in contact with one side of the rack (11).

5. The vaccine injection aid fence for livestock farming according to claim 1, characterized in that: The inside of the opposite side of the mounting plate one (8) is fixedly installed with a neodymium magnet (34), and the inside of the opposite side of the mounting plate one (8) is fixedly installed with a metal block (35).

6. The vaccine injection aid fence for livestock farming of claim 1, wherein: The inside of the other end of the barrier body (1) is provided with a door plate (36), the barrier body (1) and the door plate (36) are hingedly connected through a hinge chain (37), one side of the barrier body (1) and the door plate (36) is fixedly installed with a sleeve ring (38), and the inside of the sleeve ring (38) is inserted with a bolt (39).

7. The vaccine injection aid fence for livestock farming of claim 4, wherein: The outer surface of the fixed box (2) is fixedly installed with a protective shell (12) on both sides, and the protective shell (12) is located on the surface of the rack (11).

8. The vaccine injection aid fence for livestock farming of claim 2, wherein: The surface of the connecting rod two (29) is fixedly installed with a limiting ring (40) in the fixed shell (20), and the surface of the limiting ring (40) is in contact with one side of the inner wall of the fixed shell (20).

9. The vaccine injection aid fence for livestock farming of claim 2, wherein: The surface of the square shell (21) is provided with a through hole, and the push rod (26) can move in the through hole.

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