CN211157865U - Disposable negative pressure type syringe needle - Google Patents

Abstract

The utility model provides a disposable negative pressure type syringe needle, one end of a first cavity part is provided with a needle bottom plate, the needle bottom plate is provided with a needle base, a guide post base plate separates a second cavity part from a guide part, the guide post base plate is provided with a blocking block on one side of the second cavity part, one side of the guide part is provided with a guide post, a needle fixed on the needle base passes through the center of the guide post, the guide part is open, a protective cover covers the outer wall of the guide part, and a negative pressure port is arranged on the outer wall of the guide part and is communicated with the guide part; the plate base is buckled in a first cavity part of the first part, the center of the rotating button is a hollow circle, the hollow circle penetrates through the fixed instrument part to be connected with the threaded part, an injection opening is formed in the end part of the fixed instrument part, and a hole groove is formed in the bottom of the fixed instrument part. The utility model discloses can adjust the syringe needle at any time and pour into the degree of depth of skin into, can be effective, accurate, even leading-in medicine, can alleviate the painful sense that alleviates the human body, it does not harm skin.

Description

Disposable negative pressure type syringe needle

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a cosmetic disposable negative pressure formula syringe needle that uses of medical treatment.

Background

The traditional disposable injection needle is basically only one needle in one needle, particularly, with the continuous development of society, the beauty industry grows quietly, and the beauty needle injection is a common beauty mode of modern people, however, if the common needle is used for injection during the beauty needle injection, particularly on the face of a human body, an experiencer can feel pain, even the skin can be possibly damaged, so that the experiencer generates certain psychological pressure, and the development of the beauty industry is not facilitated.

Disclosure of Invention

In order to solve the above problems, the utility model provides an injection needle head which can lift skin in vacuum and has a plurality of needles to inject simultaneously.

The purpose of the utility model is realized through the following technical scheme: the disposable negative pressure type injection needle comprises a first part, a second part, a third part, a rotating button and a protective cover; the first part and the third part are fastened together, the second part and the first part are fastened together to form the effect that the first part, the second part and the third part are integrated, the rotating button is connected with the third part, and the protective cover is fastened on the second part. The first part comprises a first cavity part, a needle head base plate, a needle head base and a needle head, the first cavity part is of a hollow structure, one end of the first cavity part is provided with the needle head base plate, the needle head base plate is provided with the needle head base, the needle head base is a cone, two ends of the needle head respectively penetrate through and are fixed at the central position of the needle head base, the other end of the first cavity part is open and is buckled with the third part together, and the plate base of the third part is integrally positioned in the first cavity part;

the second part comprises a second cavity part, a guide part, a snap ring, a guide post base plate, a guide post, a stop block and a negative pressure port, wherein the second cavity part and the guide part are both hollow structures, the guide post base plate separates the second cavity part from the guide part, one end of the second cavity part is provided with a snap ring, the inner side of the snap ring is tightly buckled with the outer wall of the first cavity part, the outer side of the snap ring corresponds to the inner side of the rotary button, the first part is integrally positioned in the second cavity part, the guide post base plate is provided with a stop block at one side of the second cavity part, a guide post is arranged on one side of the guide part, a needle head fixed on a needle head base penetrates through the center of the guide post, the guide post is a hollow cone and is used for fixing the needle head, the guide part is open, a protective cover covers the outer wall of the guide part and plays a role in protecting the needle head, and a negative pressure port is arranged on the outer wall of the guide part and is communicated with the guide part;

the third part includes the plate base, screw thread portion, fixed instrument portion, the filling opening, the hole groove, hollow circle, wherein plate base buckle is at the first cavity portion of first part, the plate base divide into solid part and hollow part, wherein solid part and screw thread portion fixed connection, four regions are separated into to the hollow part, knob central point puts to be hollow circle, the knob passes fixed instrument portion and screw thread portion through hollow circle and is connected, constitute screw thread rotary part, can promote whole second part removal through controlling rotatory knob, adjust the syringe needle and expose the length of guide post, thereby reach the effect of adjusting syringe needle injection length in the skin, fixed instrument portion is cylindricly, the tip is provided with the filling opening, the bottom is equipped with the hole groove, the hole groove link up screw thread portion center and plate base center.

The needle head base is provided with a plurality. The guide post is provided with a plurality of. The needle head is provided with a plurality of. The needle base, the guide post and the needle are respectively consistent in quantity.

The utility model has the advantages that the rotating button is rotated to push the needle head bottom plate to move,

the effect of adjusting the length of the needle head injected into the skin is achieved, the depth of the needle head injected into the skin can be adjusted at any time according to different thicknesses of the skin of a human body, and the medicine can be effectively, accurately and uniformly introduced; the skin of the part needing injection can be lifted in a vacuum state, and then the medicine is injected, so that the pain of the human body can be relieved, and the skin is not damaged.

Drawings

Fig. 1 is a cross-sectional view of the present invention; FIG. 2 is a sectional view of the present invention in an assembled state;

fig. 3 is an overall structure diagram of the present invention.

Detailed Description

The present invention will be further explained with reference to fig. 1 to 3. Example (b): a disposable negative pressure type syringe needle comprises a first part 1, a second part 2,

A third part 3, a rotating button 4 and a protective cover 5; the first part 1 is fastened with the third part 3

Together, the second part 2 and the first part 1 are buckled together to form the effect that the first part 1, the second part 2 and the third part 3 are integrated, the rotating button 4 is connected with the third part 3, and the protective cover 5 is buckled on the second part 2. The first part 1 comprises a first cavity part 11, a needle base plate 12, a needle base 13 and a needle 14, the first cavity part 11 is of a hollow structure, one end of the first cavity part 11 is provided with the needle base plate 12, the needle base plate 12 is provided with the needle base 13, the needle base 13 is a cone, two ends of the needle 14 respectively penetrate through and are fixed at the central position of the needle base 13, and the other end of the first cavity part 11 is open and is buckled with the third part 3;

the second part 2 comprises a second cavity part 21, a guide part 22, a clamping ring 23, a guide post base plate 24, a guide post 25, a blocking block 26 and a negative pressure port 27, wherein the second cavity part 21 and the guide part 22 are both hollow structures, the guide post base plate 24 separates the second cavity part 21 from the guide part 22, one end of the second cavity part 21 is provided with the clamping ring 23, the inner side of the clamping ring 23 is tightly buckled with the outer wall of the first cavity part 11, the outer side of the clamping ring 23 corresponds to the inner side of the rotary button 4, the first part 1 is integrally positioned in the second cavity part 21, the guide post base plate 24 is provided with the blocking block 26 at one side of the second cavity part 21, the guide post 25 is arranged at one side of the guide part 22, the needle 14 fixed on the needle base 13 passes through the center of the guide post 25, the guide post 25 is hollow, the function of fixing the needle 14, the guide part 22 is open, the protective cover 5 covers the outer wall of the guide part 22, the negative pressure port 27 is arranged on the outer wall of the guide part 22 and communicated with the guide part 22;

the third part 3 comprises a plate base 31, a threaded part 32, a fixing instrument part 33, an injection opening 34, a hole groove 35 and a hollow circle 36, wherein the plate base 31 is buckled on the first hollow part 11 of the first part 1, the plate base 31 is divided into a solid part 37 and a hollow part 38, wherein the solid part 37 is fixedly connected with the screw thread part 32, the hollow part 38 is divided into four areas, the center position of the rotating knob 4 is a hollow circle 36, the hollow circle 36 passes through the fixed instrument part 33 to be connected with the screw thread part 32 to form a screw thread rotating part, the whole second part 2 can be pushed to move by rotating the knob 4 left and right, the length of the needle 14 exposed out of the guide post 25 is adjusted, thereby achieving the effect of adjusting the length of the needle 12 injected into the skin, the fixing device part 33 is cylindrical, the end part is provided with an injection port 34, the bottom part is provided with a hole groove 35, and the hole groove 35 penetrates through the center of the thread part 32 and the center of the plate base 31.

When the device is used, the fixing device part 33 is connected with a beauty device, the negative pressure port 27 is connected with a vacuum tube, the beauty fluid enters the hole groove 35 from the injection port 34 and then enters the hollow part 38 of the plate base 31 of the third part 3, the beauty fluid enters the needle 14 from the hollow part 38, after the protective cover 5 is taken down, the needle 14 in the guide column 25 in the guide part 22 of the second part 2 contacts with the skin, the guide part 22 and the skin form a closed space, and after the vacuum enters the guide part 22 of the second part 2 from the negative pressure port 27, the skin is lifted under the action of vacuum, and the needle 14 enters the epidermis of the skin and is accurately injected into the epidermis layer.

The needle base is provided with 9. The guide posts are provided with 9. The number of the needles is 9.

While the preferred embodiments of the present invention have been described in detail, it is not intended that the invention be limited thereto, and that modifications and substitutions may be made by those skilled in the art without departing from the spirit of the invention and the scope of the appended claims.

Claims (9)

1. Disposable negative pressure formula syringe needle, including first portion, second portion, third portion, knob, visor, its characterized in that: the first part and the third part are fastened together, the second part and the first part are fastened together, the rotating button is connected with the third part, and the protective cover is fastened on the second part; the first part comprises a first cavity part, a needle head bottom plate, a needle head base and a needle head, the second part comprises a second cavity part, a guide part, a snap ring, a guide column base plate, a guide column, a blocking block and a negative pressure port, and the third part comprises a plate base, a threaded part, a fixed instrument part, an injection port and a hole groove;

the first cavity part, the second cavity part and the guide part are all hollow structures, one end of the first cavity part is provided with a needle head base plate, the needle head base plate is provided with a needle head base which is a cone, two ends of a needle head respectively penetrate through and are fixed at the central position of the needle head base, the other end of the first cavity part is open and is buckled with a plate base of the third part, the plate base of the third part is integrally positioned in the first cavity part, the plate base is fixed with the thread part, the central position of the rotating button is a hollow circle, the rotating button penetrates through the fixed instrument part through the hollow circle and is connected with the thread part to form a thread rotating part, the fixed instrument part is cylindrical, the end part is provided with an injection port, the bottom part is provided with a hole groove, and the hole groove penetrates through; the guide post base plate separates the second cavity part from the guide part, one end of the second cavity part is provided with a clamping ring, the inner side of the clamping ring is tightly buckled with the outer wall of the first cavity part, the outer side of the clamping ring corresponds to the inner side of the rotary button, the first part is integrally positioned in the second cavity part, the guide post base plate is provided with a blocking block on one side of the second cavity part, one side of the guide part is provided with a guide post which is a hollow cone, a needle head fixed on the needle head base penetrates through the center of the guide post, the guide part is open, the protective cover covers the outer wall of the guide part, and the negative pressure port is arranged on the outer wall of the guide part and is communicated with the guide part.

2. The disposable negative pressure injection needle of claim 1, wherein: the plate base is divided into a solid part and a hollow part.

3. The disposable negative pressure injection needle of claim 2, wherein: the solid part is fixedly connected with the thread part.

4. The disposable negative pressure injection needle of claim 2, wherein: the hollow portion is divided into four regions.

5. The disposable negative pressure injection needle of claim 1, wherein: the needle head base is provided with a plurality of.

6. The disposable negative pressure injection needle of claim 1, wherein: the guide post is provided with a plurality of.

7. The disposable negative pressure injection needle of claim 1, wherein: the needle head is provided with a plurality of needles.

8. The disposable negative pressure injection needle of claim 1, wherein: the quantity of the needle head base, the quantity of the guide post and the quantity of the needle heads are all consistent.

9. The disposable negative pressure injection needle of claim 1, wherein: the stop block is provided with a plurality of stop blocks.

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