阅读说明：本技术 一种医学用阳性猪场中仔猪伪狂犬病超前免疫装置 (Medical advanced immunization device for pseudorabies of piglets in positive pig farm ) 是由 戴建华 蔡丙严 王永娟 叶建生 孟婷 魏冬霞 于 2019-11-21 设计创作，主要内容包括：本发明涉及猪伪狂犬病免疫技术领域,且公开了一种医学用阳性猪场中仔猪伪狂犬病超前免疫装置,包括壳体,所述壳体的表面固定连接有针头,壳体的内部活动连接有活塞块,活塞块的表面固定连接有拉杆,拉杆的内部滑动连接有稀释杆,所述活塞块的内部固定连接有负压膜,负压膜的底部活动连接有转轴,压缩弹簧失去拉力拉动负压膜恢复至原来的状态,并使转轴反向旋转,即转向轮在转轴的表面向靠近针头的方向移动,复位弹簧在转向轮方向转动力以及自身弹力的作用下,且由于针头此时已扎入猪仔体内,但也在此压力的抵抗下,缓慢向下移动,将壳体内部被稀释后的药液注入猪仔的体内,从而达到了使注射压力稳定的效果。(The invention relates to the technical field of immunization of porcine pseudorabies, and discloses a piglet pseudorabies advanced immunization device in a medical positive pig farm, which comprises a shell, wherein the surface of the shell is fixedly connected with a needle head, the interior of the shell is movably connected with a piston block, the surface of the piston block is fixedly connected with a pull rod, the interior of the pull rod is connected with a dilution rod in a sliding manner, the interior of the piston block is fixedly connected with a negative pressure membrane, the bottom of the negative pressure membrane is movably connected with a rotating shaft, a compression spring loses tension to pull the negative pressure membrane to restore the original state and enables the rotating shaft to rotate reversely, namely, a steering wheel moves towards the direction close to the needle head on the surface of the rotating shaft, a return spring injects diluted liquid medicine in the shell into a piglet under the action of rotating force and self elastic force, and the needle head is inserted into the piglet at the moment, but slowly moves downwards under the resistance of the pressure, thereby achieving the effect of stabilizing the injection pressure.)

1. The utility model provides a medical science is with leading immune device of piglet pseudorabies in positive pig farm, includes casing (1), its characterized in that: the surface of the shell (1) is fixedly connected with a needle head (2), the interior of the shell (1) is movably connected with a piston block (3), the surface of the piston block (3) is fixedly connected with a pull rod (4), and the interior of the pull rod (4) is slidably connected with a dilution rod (5);

the inside fixedly connected with negative pressure membrane (6) of piston piece (3), the bottom swing joint of negative pressure membrane (6) has pivot (7), the equal swing joint in both sides of pivot (7) has spring board (8), the bottom swing joint of spring board (8) has rivers board (9), directive wheel (10) have been cup jointed on the surface of pivot (7), the fixed surface of directive wheel (10) is connected with chute case (11).

2. The medical positive pig farm piglet pseudorabies lead immunization device as claimed in claim 1, wherein the device comprises: the inside of the chute box (11) is movably connected with a return spring (12).

3. The medical positive pig farm piglet pseudorabies lead immunization device as claimed in claim 2, wherein the device comprises: the surface of the return spring (12) is movably connected with a telescopic rod (13).

4. The medical positive pig farm piglet pseudorabies lead immunization device as claimed in claim 3, wherein the device comprises: one end of the telescopic rod (13) far away from the chute box (11) is fixedly connected with a fan blade (14).

5. The medical positive pig farm piglet pseudorabies lead immunization device as claimed in claim 4, wherein the device comprises: the surface of the fan blade (14) is provided with a liquid flow port (15).

6. The medical positive pig farm piglet pseudorabies lead immunization device as claimed in claim 1, wherein the device comprises: the bottom of the negative pressure membrane (6) is movably connected with a compression spring (16).

7. The medical positive pig farm piglet pseudorabies lead immunization device as claimed in claim 4, wherein the device comprises: the number of the fan blades (14) is two.

8. The medical positive pig farm piglet pseudorabies lead immunization device as claimed in claim 1, wherein the device comprises: the water flow plate (9) is provided with a water flow port (17).

Technical Field

The invention relates to the technical field of porcine pseudorabies immunization, in particular to a medical piglet pseudorabies advanced immunization device in a positive pig farm.

Background

The porcine pseudorabies is an acute infectious disease of pigs caused by porcine pseudorabies virus, in a pig farm, the pseudorabies virus is mainly transmitted to healthy pigs by detoxification of infected pigs, and in addition, workers and appliances polluted by the pseudorabies virus play an important role in transmission.

The medical staff develops the vaccine of the porcine pseudorabies aiming at the porcine pseudorabies, and the vaccination of the vaccine usually adopts an injector to suck the diluted liquid medicine into a tube and then inoculate the liquid medicine into the body of a piglet.

Although this kind of syringe can accomplish the inoculation work of bacterin, need can use after accomplishing the liquid medicine mixture, and the liquid medicine exposes and can increase the risk of being infected in the air, and because the pig of raising mostly is the captive, the piglet is in large quantity, only lean on medical personnel who has medical knowledge to dilute the liquid medicine vaccination, the amount of labour is big and the time is longer, in addition, when current raiser carries out the vaccinations again to the piglet, can not hold the dynamics of injection, just can cause the secondary damage to the piglet slightly carelessly, consequently the leading immune device of pseudo-piglet rabies in a medical positive pig farm takes place of delivery.

Disclosure of Invention

In order to realize the aim that the farmers can perform aseptic dilution of the liquid medicine and stabilize the injection pressure, the invention provides the following technical scheme: the utility model provides a medical science is with leading immune device of piglet pseudo-rabies in positive pig farm, includes the casing, the fixed surface of casing is connected with the syringe needle, and the inside swing joint of casing has the piston piece, and the fixed surface of piston piece is connected with the pull rod, and the inside sliding connection of pull rod has the diluent pole, the inside fixedly connected with negative pressure membrane of piston piece, the bottom swing joint of negative pressure membrane has the pivot, and the equal swing joint in both sides of pivot has the spring board, and the bottom swing joint of spring board has the rivers board, and the directive wheel has been cup jointed on the surface of pivot, and the fixed surface of directive wheel is connected with the chute case.

The invention has the beneficial effects that:

1. insert the liquid medicine bottle of treating the suction through the syringe needle, the pulling pull rod removes to the direction of keeping away from the syringe needle, and the casing is inside to form confined space with the piston block, and the piston block will not be diluted liquid medicine suction come in when by the pull rod pulling, and after the liquid medicine suction was accomplished, the spring plate was stretched and is left the water flow board surface, and the inside water of rivers board flows to the casing inside from the rivers mouth promptly to reached and bred the household and can carry out the effect of aseptic dilution liquid medicine.

2. The dilution rod is pulled manually to move towards the direction far away from the needle head, namely, the negative pressure membrane is stretched to be changed from an arc state to a plane state, the compression spring loses the pulling force to pull the negative pressure membrane to be restored to the original state, the rotating shaft is rotated reversely, namely, the steering wheel moves towards the direction close to the needle head on the surface of the rotating shaft, the reset spring is under the action of the rotating force in the direction of the steering wheel and the elastic force of the reset spring, the needle head is pricked into the piglet at the moment, but the reset spring also moves downwards slowly under the resistance of the pressure, the diluted liquid medicine in the shell is injected into the piglet, and the effect of stabilizing the injection pressure is achieved.

Preferably, the inside of the chute box is movably connected with a return spring.

Preferably, the surface of the return spring is movably connected with a telescopic rod.

Preferably, one end of the telescopic rod, which is far away from the chute box, is fixedly connected with a fan blade.

Preferably, the surface of the fan blade is provided with a liquid flow port, and the liquid flow port plays a role in dredging and scattering liquid medicine and water so as to fully mix the liquid medicine and the water.

Preferably, the bottom of the negative pressure membrane is movably connected with a compression spring.

Preferably, the number of the fan blades is two, and the rotation directions of the two fan blades are opposite.

Preferably, the water flow plate is provided with a water flow port.

Preferably, the joint of the rotating shaft and the negative pressure membrane is movably connected with a bearing.

Drawings

FIG. 1 is a schematic view of a needle tip of the present invention;

FIG. 2 is a schematic view of the housing structure of the present invention;

FIG. 3 is a schematic view of the structure of the negative pressure membrane of the present invention;

FIG. 4 is a schematic view of the spring rod structure of the present invention;

FIG. 5 is a schematic view of the telescoping pole structure of the present invention being squeezed;

FIG. 6 is a schematic view of a rotating shaft structure according to the present invention;

FIG. 7 is a schematic view of the structure of the water flow plate of the present invention;

FIG. 8 is a schematic view of the telescoping pole structure of the present invention when not compressed.

In the figure: 1-shell, 2-needle, 3-piston block, 4-pull rod, 5-dilution rod, 6-negative pressure membrane, 7-rotating shaft, 8-spring plate, 9-water flow plate, 10-steering wheel, 11-chute box, 12-reset spring, 13-telescopic rod, 14-fan blade, 15-liquid flow port, 16-compression spring and 17-water flow port.

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.

Referring to fig. 1-8, a device for advanced immunization of pseudorabies in piglets in a medical positive pig farm comprises a housing 1, a needle 2 is fixedly connected to the surface of the housing 1, a piston block 3 is movably connected to the inside of the housing 1, a pull rod 4 is fixedly connected to the surface of the piston block 3, the needle 2 is inserted into a liquid medicine bottle to be sucked, the pull rod 4 is pulled to move in a direction away from the needle 2, and a sealed space is formed between the inside of the housing 1 and the piston block 3; the interior of the pull rod 4 is connected with a dilution rod 5 in a sliding way, and the interior of the piston block 3 is fixedly connected with a negative pressure membrane 6.

The bottom of the negative pressure membrane 6 is movably connected with a compression spring 16, the bottom of the negative pressure membrane 6 is movably connected with a rotating shaft 7, the connecting part of the rotating shaft 7 and the negative pressure membrane 6 is movably connected with a bearing, both sides of the rotating shaft 7 are movably connected with spring plates 8, the diluting rod 5 moves to pull the negative pressure membrane 6, and the negative pressure membrane 6 is stretched to be changed from an arc state to a plane state, so that the negative pressure membrane stretches the compression spring 16 and the spring plates 8.

The bottom of the spring plate 8 is movably connected with a water flow plate 9, the water flow plate 9 is provided with a water flow port 17, the surface of the rotating shaft 7 is sleeved with a steering wheel 10, when the negative pressure film 6 is stretched, the rotating shaft 7 is driven to rotate, and the telescopic rod 13 is pulled to move towards the direction close to the steering wheel 10; the surface of the steering wheel 10 is fixedly connected with a chute box 11, the interior of the chute box 11 is movably connected with a return spring 12, the rotating shaft 7 can be meshed with the steering wheel 10 to rotate when rotating, the steering wheel 10 rotates to generate centrifugal force, and the return spring 12 in the chute box 11 connected with the steering wheel is extruded; the surface of the return spring 12 is movably connected with a telescopic rod 13, one end of the telescopic rod 13, which is far away from the chute box 11, is fixedly connected with fan blades 14, the number of the fan blades 14 is two, and the rotating directions of the two fan blades 14 are opposite.

The compression spring 16 loses the pulling force to pull the negative pressure membrane 6 to return to the original state, and the rotating shaft 7 rotates reversely, namely the steering wheel 10 moves towards the direction close to the needle head 2 on the surface of the rotating shaft 7, and the return spring 12 enables the fan blades 14 to extend out under the action of the rotating force of the steering wheel 10 and the self elastic force; and because the needle 2 has already pricked into the piglet at this moment, there will be certain pressure in the body 1, but the reset elasticity of the spring plate 8 and compression spring 6 is greater than this pressure, but also under the resistance of this pressure, the piston block 3 will be pulled downward continuously under the influence of compression spring 16; the surface of the fan blade 14 is provided with a liquid flow port 15, and the liquid flow port 15 plays a role in dredging and scattering the liquid medicine and the water, so that the liquid medicine and the water are fully mixed.

When the device is used, the piston block 3 is pulled by the pull rod 4 and simultaneously sucks undiluted liquid medicine, after the liquid medicine is sucked, the dilution rod 5 is pulled to move along with the pull rod 4, the spring plate 8 is pulled to be away from the surface of the water flow plate 9, namely, water in the water flow plate 9 flows into the shell 1 from the water flow port 17, and the effect that a farmer can carry out sterile liquid medicine dilution is achieved; the diluting rod 5 is pulled manually to move towards the direction far away from the needle head 2, namely the fan blades 14 are driven to rotate and contract simultaneously, after the liquid medicine is sucked, the diluting rod 5 is loosened manually, the fan blades 14 are pushed to rotate and extend simultaneously as shown in fig. 7, the fan blades 14 are contracted and extended in a reciprocating mode, water and the liquid medicine are mixed and diluted, the piston block 3 moves downwards slowly, the diluted liquid medicine in the shell 1 is injected into the bodies of piglets, and the effect of stabilizing the injection pressure is achieved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.