CN211131508U - Medical injection device of livestock and automatic injection device - Google Patents

Abstract

The utility model discloses a medical injection device for livestock, which comprises an injector and a limit sleeve, wherein the limit sleeve is sleeved on one side of a syringe cylinder close to a needle head, a reset spring is arranged in the limit sleeve, one end of the reset spring is propped against the front end of the limit sleeve, and the other end of the reset spring is propped against the front end of the syringe cylinder; under the initial condition, the syringe needle is located the stop collar, can protect the syringe needle through the stop collar, during the injection, support the preceding tip of stop collar on the pig body earlier, then promote the syringe forward, compression reset spring, make the syringe needle stretch out the stop collar, the syringe needle is pricked into behind the pig body, because the pig body can not continue to advance again with reset spring's the cylinder that blocks, continue to promote the needle handle forward this moment, then relative motion takes place for needle handle and cylinder, push the internal injection of accomplishing of pig with the liquid medicine in the cylinder, can effectively avoid the pig only struggle through the stop collar and lead to syringe needle swing damage pig or the cracked problem of syringe needle. The utility model also discloses an automatic injection device of including above-mentioned medical injection device of livestock.

Description

Medical injection device of livestock and automatic injection device

Technical Field

The utility model relates to a livestock breeding equipment technical field especially relates to a medical injection device of livestock. In addition, the utility model discloses still relate to an automatic injection device including above-mentioned medical injection device of livestock.

Background

Along with the development of economic society, people have more and more requirements on pork, and the breeding of domestic pigs and wild pigs is widely popularized in order to meet the large demand of people on pork.

In the feeding process of pigs, problems or diseases are inevitable, so that it is extremely necessary to inject the pigs in time. At present domestic pig generally uses ordinary or continuous syringe when the injection, through artifical repeated extraction liquid medicine and directly utilize the manpower suppression to inject, and at large-scale pig farm, the pig is only numerous, and manual injection not only is extravagant hard, and the amount of labour is very big, needs many people's replacement to inject, and because the struggle of pig only needs the people injection of rich experience, otherwise take place the cracked condition of syringe needle fish tail pig body or syringe needle very easily among the injection process, cause the infection, be unfavorable for the health of pig.

Therefore, how to solve the problems of time and labor waste, easy occurrence of pig injury and the like when the pig is injected is a technical problem which needs to be solved by technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a medical injection device of livestock, its simple structure, convenient to use, syringe needle swing damage pig or the cracked problem of syringe needle when can effectively avoiding injecting the medicine. The utility model also aims at providing an automatic injection device comprising the medical injection device for livestock.

In order to solve the technical problem, the utility model provides a medical injection device of livestock, including syringe and stop collar, the syringe includes needle handle, cylinder and syringe needle, the stop collar suit is in the cylinder is close to one side of syringe needle, the front end of stop collar is equipped with the pinhole that is used for the syringe needle to wear out, be equipped with reset spring in the stop collar, reset spring's one end with the front end of stop collar offsets, the other end with the front end of cylinder offsets.

Preferably, the side wall of the limit sleeve is provided with an axially extending limit groove, and the needle cylinder is fixed with a limit rod which is in sliding fit with the limit groove.

Preferably, the limiting groove comprises an injection section and an unloading section which extend along the axial direction of the limiting sleeve, and an adapter section for connecting the injection section and the unloading section, the injection section and the unloading section are circumferentially staggered by a certain distance, and the unloading section is positioned on the front side of the injection section.

Preferably, the front end of the unloading section is provided with a buckling section, and the buckling section extends along the circumferential direction of the limiting sleeve.

Preferably, the side wall of the limiting sleeve is provided with a lightening hole.

Preferably, be equipped with in the needle handle with the inlet liquid pipeline of cylinder intercommunication, be equipped with the first check valve that is used for preventing the liquid medicine backward flow in the inlet liquid pipeline, the syringe needle with the junction of cylinder is equipped with the second check valve that is used for preventing the liquid medicine backward flow.

The utility model also provides an automatic injection device, including the above-mentioned arbitrary one the medical injection device of livestock.

The utility model provides a medical injection device of livestock, including syringe and stop collar, the syringe includes needle handle, cylinder and syringe needle, and the stop collar suit is in the cylinder and is close to one side of syringe needle, and the front end of stop collar is equipped with the pinhole that is used for the syringe needle to wear out, is equipped with reset spring in the stop collar, reset spring's one end with the front end of stop collar offsets, and the other end offsets with the front end of cylinder.

Under the initial state, the reset spring keeps the original state, the needle head is positioned in the limit sleeve, during injection, the front end part of the limit sleeve is firstly propped against the pig body, then the injector is pushed forwards, the reset spring is compressed, the needle head extends out of the limit sleeve and is pricked into the pig body, after the needle head is pricked into the pig body, the needle handle is continuously pushed forwards at the moment because the pig body and the stop needle cylinder of the reset spring cannot continuously advance, the needle handle and the needle cylinder move relatively, the liquid medicine in the needle cylinder is pushed into the pig body to complete injection, and after injection is finished, the needle cylinder is reset under the action of the reset spring.

To sum up, the utility model provides a medical injection device of livestock, when not using, can protect the syringe needle through the stop collar, during the injection, conflict with the pig body through the preceding tip of stop collar, can effectively avoid the pig to struggle and lead to the syringe needle swing to harm pig or the cracked problem of syringe needle, can restrict the syringe needle through reset spring simultaneously and get into the internal length of pig for the completion injection operation that the people of inexperience also can be fine.

The utility model provides an automatic injection device includes the medical injection device of above-mentioned livestock, because the medical injection device of above-mentioned livestock has above-mentioned technological effect, the above-mentioned automatic injection device of also should have same technological effect, no longer introduces in detail here.

Drawings

Fig. 1 is a schematic structural view of a specific embodiment of the livestock medical injection device provided by the invention;

fig. 2 is a top view of a specific embodiment of the livestock medical injection device provided by the present invention.

The drawings are numbered as follows:

the needle comprises a needle handle 1, a needle cylinder 2, a needle head 3, a limiting sleeve 4, a return spring 5, a limiting rod 6, a limiting groove 7, an injection section 71, an unloading section 72, a buckling section 73, a lightening hole 8 and a medicine inlet hole 9.

Detailed Description

The core of the utility model is to provide a medical injection device of livestock, its simple structure, convenient to use, syringe needle swing damage pig or the cracked problem of syringe needle when can effectively avoid injecting the medicine. The other core of the utility model is to provide an automatic injection device comprising the medical injection device for livestock.

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 and 2, fig. 1 is a schematic structural view of an embodiment of a medical livestock injection device provided by the present invention; fig. 2 is a top view of a specific embodiment of the livestock medical injection device provided by the present invention.

The utility model discloses embodiment provides a medical injection device of livestock, including syringe and stop collar 4, wherein, the syringe mainly includes needle handle 1, cylinder 2 and syringe needle 3, and 4 suits of stop collar are in one side that cylinder 2 is close to syringe needle 3, and the front end of stop collar 4 is equipped with the pinhole that is used for syringe needle 3 to wear out, is equipped with reset spring 5 in the stop collar 4, and reset spring 5's one end offsets with the front end of stop collar 4, and the other end offsets with the front end of cylinder 2.

Under the initial state, reset spring 5 keeps the original state, syringe needle 3 is located stop collar 4, during the injection, earlier support the preceding tip of stop collar 4 on the pig body, then promote the syringe forward, compress reset spring 5, make syringe needle 3 stretch out stop collar 4, and prick into the pig body, after syringe needle 3 pricked the pig body, because pig body and 5 block that syringe 2 can not continue to advance again, continue to promote needle handle 1 forward this moment, then needle handle 1 and syringe 2 take place relative motion, push into the internal completion injection of pig with the liquid medicine in syringe 2, syringe 2 resets under reset spring 5's effect after the injection finishes.

The utility model provides a medical injection device of livestock, when not using, can protect syringe needle 3 through stop collar 4, during the injection, conflict with the pig body through the preceding tip of stop collar 4, can effectively avoid the pig to struggle and lead to 3 swings of syringe needle to harm pig or the cracked problem of syringe needle, can restrict 3 internal lengths of entering pig of syringe needle through reset spring 5 simultaneously for the completion injection operation that the people of inexperience also can be fine.

It should be noted that, through the utility model provides an injection device can inject for livestock such as pig, sheep to be not limited to a certain animal, use the pig to explain as the example in this application.

In the embodiment, the utility model provides a medical injection device of livestock, for can accurate restriction syringe needle 3 enters into the internal length of pig, can set up gag lever post 6 on cylinder 2 to it has spacing groove 7 to open on the lateral wall of stop collar 4, spacing groove 7 is preferred along the axial extension of stop collar 4, and gag lever post 6 is located spacing groove 7 and can follow spacing groove 7 and slide, and spacing groove 7 is used for restricting the sliding range of gag lever post 6.

Specifically, the limiting groove 7 may include an injection section 71, an unloading section 72 and an adapter section, wherein the injection section 71 and the unloading section 72 both extend along the axial direction of the limiting sleeve 4, the injection section 71 and the unloading section 72 are circumferentially staggered by a certain distance, the unloading section 72 is located at the front side of the injection section 71, and the unloading section 72 is connected with the injection section 71 through the adapter section, so that the limiting rod 6 slides into the unloading section 72 from the injection section 71 by rotating the limiting sleeve 4.

During normal use, gag lever post 6 is located injection section 71, gag lever post 6 slides in injection section 71, during initial state, gag lever post 6 is located the rear end of injection section 71, syringe needle 3 is located stop collar 4, during the injection, stop collar 4 supports on the pig body, promote the syringe forward, gag lever post 6 slides forward along spacing groove 7, stretch out gag collar 4 when syringe needle 3, and prick into the certain degree of depth of the pig body after, gag lever post 6 slides to injection section 71 front end, gag lever post 6 and cylinder 2 receive to block and can not continue to advance again, then injection section 71's axial length is syringe needle 3 internal length of getting into the pig promptly, make syringe needle 3 get into the internal length of pig and can be controlled by accuracy.

When the needle head 3 needs to be replaced, the limiting sleeve 4 is rotated to enable the limiting rod 6 to enter the unloading section 72 from the injection section 71 through the switching section, so that the whole needle head 3 is completely leaked out of the limiting sleeve 4, and the damaged needle head 3 is convenient to unload.

Furthermore, the front end of the unloading section 72 is preferably provided with a buckling section 73, the buckling section 73 is communicated with the unloading section 72 and extends along the circumferential direction of the limiting sleeve 4, so that when the needle head 3 is replaced, after the needle head 3 completely leaks out of the limiting sleeve 4, the limiting sleeve 4 is rotated to push the limiting rod 6 into the buckling section 73 from the unloading section 72, the limiting sleeve 4 can be effectively prevented from resetting under the action of the reset spring 5 without being held by hands, and the needle head 3 can be replaced conveniently.

In addition to the above embodiments, the sidewall of the stop collar 4 is preferably further provided with lightening holes 8 to lighten the weight of the stop collar 4 and thus the injection device.

On the basis of each above-mentioned embodiment, the utility model provides a medical injection device of livestock can set up the feed liquor pipeline in needle handle 1, and feed liquor pipeline one end is for advancing medicine mouth 9, and the other end communicates with cylinder 2, is equipped with first check valve in the feed liquor pipeline simultaneously, is equipped with the second check valve in the junction of syringe needle 3 and cylinder 2, and first check valve restriction liquid medicine only can follow in feed liquor pipeline flow direction cylinder 2, and the second check valve is used for restricting the liquid medicine and only can follow cylinder 2 flow direction syringe needle 3.

When the device is used, the liquid medicine is connected with the medicine inlet 9 on the needle handle 1 through a liquid conveying pipe, then the needle handle 1 is pulled backwards relative to the needle cylinder 2, negative pressure is generated in the needle cylinder 2, the second one-way valve is closed, the first one-way valve is opened, the liquid medicine is injected into the needle cylinder 2 along a liquid inlet pipeline to finish the liquid medicine extraction, the needle head 3 is put into a pig body, the needle handle 1 is pushed forwards, the first one-way valve is closed, the second one-way valve is opened, the liquid medicine in the needle cylinder 2 is pushed into the pig body to finish single injection, then the needle cylinder 2 is reset under the action of the reset spring 5, at the moment, the needle handle 1 is pulled backwards, the liquid medicine can be extracted repeatedly, and the actions are repeated until the; therefore, when the injection liquid amount is large and needs to be injected for multiple times, the utility model provides a medical injection device of livestock is adopted, repeated needle insertion is not needed, the injury to the pig can be reduced, and the injection efficiency is improved.

Of course, also can directly set up into medicine mouth 9 on the lateral wall of cylinder 2 front end, link to each other medicine mouth 9 on passing through transfer line and cylinder 2 with the liquid medicine during the injection, also can realize injecting and extraction liquid medicine through pull needle handle 1, also be within the protection scope of the utility model.

Except the medical injection device of above-mentioned livestock, the utility model discloses a specific embodiment still provides an automatic device of injecing, and the structure of other each parts of this automatic device of injecing please refer to prior art, and this text is no longer repeated.

In the description of the present invention, it is to be understood that the terms "front", "back", "lateral", and the like, indicate orientations or relationships based on the orientations or positional relationships shown in the drawings, and are used for convenience of description and simplicity of description only, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the present invention.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

In addition, the embodiments in the specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant part can be referred to the method part for description.

The above is to the livestock medical injection device and the automatic injection device provided by the utility model are introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (7)

1. The utility model provides a medical injection device of livestock, its characterized in that, includes syringe and stop collar (4), the syringe includes needle handle (1), cylinder (2) and syringe needle (3), stop collar (4) suit is in cylinder (2) are close to one side of syringe needle (3), the front end of stop collar (4) is equipped with the pinhole that is used for syringe needle (3) to wear out, be equipped with reset spring (5) in stop collar (4), the one end of reset spring (5) with the front end of stop collar (4) offsets, the other end with the front end of cylinder (2) offsets, and during initial state, syringe needle (3) are located in stop collar (4).

2. The veterinary medical injection device according to claim 1, wherein the side wall of the stop collar (4) is provided with an axially extending stop groove (7), and the needle cylinder (2) is fixed with a stop rod (6) which is in sliding fit with the stop groove (7).

3. The veterinary medical injection device according to claim 2, wherein the stop groove (7) comprises an injection section (71) and a discharge section (72) extending in the axial direction of the stop collar (4) and an adapter section for connecting the injection section (71) and the discharge section (72), the injection section (71) and the discharge section (72) being circumferentially staggered by a distance, and the discharge section (72) being located at the front side of the injection section (71).

4. Medical livestock injection device according to claim 3, wherein said unloading section (72) is provided with a snap section (73) at its front end, said snap section (73) extending in the circumferential direction of said stop collar (4).

5. The veterinary medical injection device according to claim 1, wherein the side wall of the stop collar (4) is provided with lightening holes (8).

6. A medical injection device for livestock according to any of claims 1 to 5, characterized in that a liquid inlet pipeline communicated with said syringe (2) is arranged in said needle handle (1), a first check valve for preventing backflow of liquid medicine is arranged in said liquid inlet pipeline, and a second check valve for preventing backflow of liquid medicine is arranged at the connection position of said needle head (3) and said syringe (2).

7. An automatic injection device comprising the livestock medical injection device of any of claims 1 to 6.

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