CN219461515U - Injector for animals - Google Patents

Abstract

The utility model discloses a veterinary injector, which comprises a needle cylinder, wherein a cavity is arranged in the needle cylinder, a piston is arranged in the cavity, the top end of the needle cylinder is detachably connected with a needle seat, the top end of the needle seat is provided with a needle, a hose is connected between the needle and the cavity, a protective sleeve for protecting the needle is sleeved on the outer wall of the bottom of the needle seat, the protective sleeve is in threaded connection with the outer wall of the needle seat, so that the protective sleeve can stretch along the axial direction of the needle seat, the top end of the protective sleeve is provided with a bulge for pressing skin, and the center of the top end of the protective sleeve is provided with a through hole, so that the needle can pass through the through hole along with the stretching of the protective sleeve. The utility model can prevent the bending or breaking of the head when injecting.

Description

Injector for animals

Technical Field

The utility model relates to the technical field of syringes, in particular to a veterinary syringe.

Background

With the great development of livestock breeding in China, medical technology equipment matched with the livestock breeding is also rapidly developed, wherein a veterinary syringe is particularly widely applied as one of necessary medical equipment, particularly after the livestock is born, vaccination is needed, injection risks are seriously affected due to the fact that the livestock randomly jumps and dodges in the injection process, and even needles are bent or broken in the serious process, so that the livestock or technicians are injured, and therefore, how to prevent the bending of the syringe needles is a problem which needs to be solved in the livestock breeding industry.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: provided is a veterinary syringe which can prevent the bending or breaking of the head when injecting.

The technical scheme adopted by the utility model is as follows: the utility model provides a veterinary syringe, it includes the cylinder, be equipped with a cavity in the cylinder, be equipped with the piston in the cavity, a needle seat is detachably connected on the cylinder top, the needle seat top is equipped with the syringe needle, connect a hose between syringe needle and the cavity, cup jointed the protective sheath that is used for protecting the syringe needle on the outer wall of needle seat bottom, be threaded connection between protective sheath and the needle seat outer wall for the protective sheath can stretch out and draw back along the needle seat axis direction, the protective sheath top is equipped with the arch that is used for sticising skin, a through-hole is opened at protective sheath top center, and is flexible along with the protective sheath, makes the syringe needle can pass the through-hole.

After adopting the structure, the utility model has the following advantages: the needle cylinder and the needle head seat are detachably connected, and the needle cylinder is connected with the needle head seat through a hose, so that the distance between an operator and livestock is increased, the injury of the operator caused by injection pain of the livestock is effectively prevented, and the phenomenon that the needle head is easy to break in an animal body caused by reaction of the livestock during injection is avoided; the needle seat is provided with the protective sleeve, the protective sleeve can stretch along the axial direction of the needle seat, the center of the top end of the protective sleeve is provided with a through hole, and the needle head can pass through the through hole along with the stretching of the protective sleeve, so that the needle head is protected, the stretching amount of the needle head is controlled, the protective sleeve is more accurate in stretching through threaded connection, the exposed length of the needle head is accurately realized, and the depth of the needle head penetrating into the skin is controlled; the top end of the protective sleeve is also provided with a bulge, and the protective sleeve is propped against the skin before injection, so that the bulge is tightly pressed against the skin, the skin generates a local numbness effect, the pain of the livestock is reduced, and the severe countermeasures against struggling of the livestock are reduced to the greatest extent.

Preferably, a stop collar has still been cup jointed on the syringe needle seat outer wall, the protective sheath is located between stop collar and the syringe needle seat outer wall, the radial formation spacing lug that bends in stop collar top, the radial turn-ups that forms of protective sheath tail end, when the protective sheath stretches out to the limit, turn-ups and spacing lug form the screens to prevent that the protective sheath from breaking away from the syringe needle seat, the stop collar not only can protect the protective sheath, can also play the guide effect to the protective sheath is flexible, guarantees the stability of protective sheath at flexible in-process.

Preferably, stop collar tail end connection is in the syringe needle seat, stop collar top end opening, the protective sheath stretches out and draws back along the opening for the protective sheath can stretch out and draw back along the space between stop collar and the syringe needle seat outer wall, simple structure easily realizes.

Preferably, the needle cylinder and the needle head seat are in threaded connection, so that the needle cylinder and the needle head seat can be detachably connected, when injection is needed, the needle cylinder and the needle head seat are separated from each other, and after injection is finished, the needle cylinder and the needle head seat can be connected into a whole through threads, so that the needle head injection device is simple in structure and convenient to operate.

Preferably, the bulge and the protective sleeve are integrally designed, so that the bulge can be stably and firmly pressed against the skin, and the bulge is prevented from falling off after long-time use.

Preferably, the protrusions are evenly distributed centering on the through hole, so that a small-scale local paralysis is formed on the skin near the injection point to reduce pain.

Preferably, the protrusions are hemispherical structures that do not scratch the skin when they are pressed against the skin.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a cross-sectional view of a needle mount according to the present utility model.

Wherein, 1, the needle cylinder; 2. a cavity; 3. a piston; 4. needle seat; 5. a needle; 6. a hose; 7. a protective sleeve; 8. a protrusion; 9. a through hole; 10. a limit sleeve; 11. a limit bump; 12. flanging; 13. an opening.

Detailed Description

The utility model is further described below with reference to the drawings and the detailed description.

The embodiment provides a veterinary injector, as shown in figure 1, which comprises a needle cylinder 1, wherein a cavity 2 is arranged in the needle cylinder 1, a piston 3 is arranged in the cavity 2, the piston 3 is connected with a push rod, one end of the push rod is connected with the piston 3, the other end is connected with a handle, the handle applies force to the push rod again, the push rod pushes the piston 3 to reciprocate, a boosting handle is arranged at the edge of the needle cylinder 1 at the handle,

the syringe 1 top extends a section of barrel, this section of barrel that extends is connected with a needle holder 4, needle holder 4 also is cylindric, the barrel of needle holder 4 is both ends opening 13 design, the barrel that needle 1 extends and the tail end of needle holder 4 pass through threaded connection, realize that both can dismantle, needle holder 4 top detachably is connected with a syringe 5, connect a hollow hose 6 between syringe 5 and the cavity 2, make the liquid in the cavity 2 under the promotion of piston 3, can get into syringe 5 along hose 6, reach the purpose of injection, it is to say here that hose 6 is fixed with syringe 5, cavity 2, first open a through-hole 9 at the tip of syringe 5 and cavity 2, establish a hard tube in through-hole 9 interpolation, hard tube intercommunication syringe 5 or cavity 2, hose 6 cover is established on the hard tube, realize hose 6's connection, and hose 6 can be shirk from the hard tube, hose 6 length is longer, make syringe 1 and needle holder 4 can move at will after the separation, after syringe 1 and needle holder 4 are connected, hose 6 is in the flexible pipe is folded in the syringe 6, the inside the syringe is not influenced by the fluid that the syringe is not in the cylinder 6.

The outer wall of needle holder 4 bottom has cup jointed the protective sheath 7 that is used for protecting needle 5, and protective sheath 7 is also barrel form, and its one end opening 13, direct cover locate needle holder 4 tip, and other end central authorities are equipped with a through-hole 9, are threaded connection between protective sheath 7 and the needle holder 4 outer wall for protective sheath 7 can stretch out and draw back along the needle holder 4 axis direction, along with protective sheath 7 is flexible, makes needle 5 can follow in through-hole 9 and stretches out or retract, realizes that protective sheath 7 both can protect needle 5, can control the projecting amount of needle 5 again.

The protective sheath 7 top is equipped with the arch 8 that is used for tightly supporting the skin, a plurality of arches 8 use through-hole 9 as central evenly distributed at protective sheath 7 top, when protective sheath 7 stretches out and tightly supports the skin, protruding 8 is at first sticis skin for the skin of injection point produces paralyzed sense locally, thereby paralyzed beasts 'feeling, the pain of needle 5 puncture when having reduced the injection is felt, and in this embodiment, protruding 8 is hemispherical structure, when making protruding 8 sticis skin, when preventing beasts struggle, the skin of beasts' beasts is scratched to protruding 8 too sharp-pointed easily.

As shown in fig. 2, a stop collar 10 is further sleeved on the outer wall of the needle seat 4, the protective sleeve 7 is located between the stop collar 10 and the outer wall of the needle seat 4, the tail end of the stop collar 10 is connected to the outer wall of the needle seat 4, the top end of the protective sleeve is provided with an opening 13, the protective sleeve 7 stretches out and draws back along the opening 13, a space is formed between the stop collar 10 and the outer wall of the needle seat 4, the protective sleeve 7 is located in the space, the stop collar 10 stretches out and draws back to the protective sleeve 7 to play a certain guiding role, the protective sleeve 7 stretches out and draws back to be more stable, the edge of the opening 13 of the stop collar 10 is radially bent to form a stop lug 11, the tail end of the protective sleeve 7 is radially bent to form a corresponding flanging 12, when the protective sleeve 7 stretches out to the limit, the flanging 12 and the stop lug 11 form a clamping position to prevent the protective sleeve 7 from separating from the needle seat 4.

The protrusion 8 extends from the end of the protective sleeve 7, i.e. is integrated, preventing the protrusion 8 from falling off.

In addition, the bump 8 can be made of plastic, which not only has light weight and high hardness, but also is simple and convenient to manufacture,

the foregoing description of the preferred embodiments of the present utility model is provided for illustration and is not to be construed as limiting the claims. The present utility model is not limited to the above embodiments, and the specific structure thereof is allowed to be changed, and all changes made within the scope of the utility model as independently claimed are within the scope of the utility model.

Claims (7)

1. The utility model provides a veterinary syringe, its characterized in that includes cylinder (1), be equipped with a cavity (2) in cylinder (1), be equipped with piston (3) in cavity (2), a needle mount (4) can be dismantled on cylinder (1) top, needle mount (4) top is equipped with syringe needle (5), be connected a hose (6) between needle (5) and cavity (2), sleeve-type cover (7) for protecting syringe needle (5) have been cup jointed on the outer wall of needle mount (4) bottom, be threaded connection between cover (7) and needle mount (4) outer wall for cover (7) can stretch out and draw back along needle mount (4) axis direction, cover (7) top is equipped with protruding (8) that are used for sticis skin, cover (7) top central authorities open has a through-hole (9), and cover (7) stretch out and draw back for syringe needle (5) can pass through-hole (9).

2. A veterinary injector as claimed in claim 1, wherein: still cup jointed a stop collar (10) on needle seat (4) outer wall, protective sheath (7) are located between stop collar (10) and needle seat (4) outer wall, radial bending in stop collar (10) top forms spacing lug (11), corresponding turn-ups (12) are formed in radial bending in protective sheath (7) tail end, and when protective sheath (7) stretch out to the limit, turn-ups (12) and spacing lug (11) form the screens to prevent protective sheath (7) break away from needle seat (4).

3. A veterinary injector as claimed in claim 2, wherein: the tail end of the limit sleeve (10) is connected with the needle seat (4), the top end of the limit sleeve (10) is provided with an opening (13), and the protective sleeve (7) stretches along the opening (13).

4. A veterinary injector as claimed in claim 1, wherein: the needle cylinder (1) is in threaded connection with the needle head seat (4).

5. A veterinary injector as claimed in claim 1, wherein: the bulge (8) and the protective sleeve (7) are integrally designed.

6. A veterinary injector as claimed in claim 5, wherein: the protrusions (8) are uniformly distributed by taking the through holes (9) as the center.

7. A veterinary injector as claimed in claim 6, wherein: the bulge (8) is of a hemispherical structure.