CN219185338U

CN219185338U - Novel safety syringe

Info

Publication number: CN219185338U
Application number: CN202223401296.7U
Authority: CN
Inventors: 杨磊; 朱新荣
Original assignee: Jiangsu Meishuo Medical Technology Co ltd
Current assignee: Jiangsu Meishuo Medical Technology Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-16
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a novel safety syringe, which relates to the technical field of syringes and comprises a syringe body and a sleeve positioned outside the syringe body, wherein a through hole is formed in the bottom of the sleeve; still including seting up the spout in sleeve inner chamber both sides, syringe body both sides all are equipped with the slide of slip in the spout, be connected with first spring between slide and the inside bottom side of sleeve, be equipped with fixed establishment between slide and the sleeve outside, through setting up seal assembly, when the syringe needle is located the sleeve, seal assembly can seal the through-hole to separate syringe needle and external world, further prevent that the liquid on syringe needle surface from exposing in the air and spreading the virus, promoted the security.

Description

Novel safety syringe

Technical Field

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

Background

Syringes are a common medical device. As early as 15 th century, italian people have proposed the principle of syringes in calyx. The syringe may also be used for injection of medical devices, containers, such as scientific instruments in chromatography, through a rubber septum, primarily by withdrawing or injecting a gas or liquid with a needle.

After the syringe is used, the needle cap is easy to fall off from the syringe, so that the needle is exposed outside the syringe, and liquid on the surface of the needle is further exposed in the air, so that the polluted needle after injection is easy to stab workers, even the virus is transmitted into the workers, and the safety is low.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-mentioned and/or the problems existing in the prior art that the syringe needle after use is easily exposed and is not sufficiently safe.

Accordingly, the problem addressed by the present utility model is how to provide a new safety syringe.

In order to solve the technical problems, the utility model provides the following technical scheme: a novel safety syringe, which comprises,

the syringe comprises a syringe body and a sleeve positioned outside the syringe body, wherein a through hole is formed in the bottom of the sleeve, the bottom of the syringe body is connected with a needle through the through hole, a protection component is arranged outside the needle, and a sealing component is arranged between the inner wall of the bottom of the sleeve and the through hole;

the injector comprises a sleeve, a sliding plate, a first spring, a fixing mechanism and a fixing mechanism, wherein the sliding plate is arranged on two sides of an inner cavity of the sleeve, the sliding plate slides in the sliding groove, the first spring is connected between the sliding plate and the bottom side inside the sleeve, and the fixing mechanism is arranged between the sliding plate and the outer side of the sleeve.

Based on the technical characteristics: the protection component can protect the needle when not using, can contact the fixed to the syringe body through pulling fixed establishment after the needle uses, later the syringe body can be driven through the spout slip and rise because of the effect of first spring, can drive the needle and rise in step when syringe body slip rises to make the needle be located the sleeve, seal assembly can seal the through-hole, thereby separates needle and external world.

As a preferred embodiment of the novel safety syringe of the present utility model, wherein: auxiliary handles are arranged on two sides of the upper end of the periphery of the sleeve.

Based on the technical characteristics: the syringe body can be conveniently used for injection through the auxiliary handle.

As a preferred embodiment of the novel safety syringe of the present utility model, wherein: the protection component comprises a hollow connecting seat arranged at the bottom of the sleeve, a protection sleeve is sleeved on the peripheral side of the hollow connecting seat, and the protection sleeve is positioned outside the needle head.

Based on the technical characteristics: the shield assembly is capable of protecting the needle from exposure to air prior to use.

As a preferred embodiment of the novel safety syringe of the present utility model, wherein: the hollow connecting seat is in damping sleeve joint with the protective sleeve.

Based on the technical characteristics: so that the protective sleeve can be placed to fall off.

As a preferred embodiment of the novel safety syringe of the present utility model, wherein: the sealing assembly comprises a mounting groove formed in the side face of the through hole, a telescopic rod is arranged on the inner wall of the mounting groove, a sealing block is arranged at the outer end of the telescopic rod, and a second spring is arranged between the sealing block and the inner wall of the mounting groove.

Based on the technical characteristics: the sealing assembly can seal the through hole when the needle is not positioned in the through hole, so that the needle is isolated from the outside, and the safety is improved.

As a preferred embodiment of the novel safety syringe of the present utility model, wherein: the outer side of the sealing block is arc-shaped.

Based on the technical characteristics: the sealing block can be completely attached to the inner wall of the through hole, and the sealing effect on the through hole is improved.

As a preferred embodiment of the novel safety syringe of the present utility model, wherein: the fixing mechanism comprises two connecting plates, the two connecting plates are all penetrated outside the sleeve in a sliding way, the two connecting plates are respectively positioned on the upper side and the lower side of the sliding plate, a plastic sheet is connected between the connecting plates and the sliding plate, and a pull plate is connected between the outer ends of the two connecting plates.

Based on the technical characteristics: the fixing mechanism can fix the syringe body in the sleeve through the sliding plate to prevent the syringe body from sliding.

As a preferred embodiment of the novel safety syringe of the present utility model, wherein: the plastic sheet is made of resin material, and holes are uniformly distributed on the surface of the plastic sheet.

Based on the technical characteristics: so that when the pulling plate is pulled the two plastic sheets can be pulled to break, thereby touching the fixation of the syringe body.

The utility model has the beneficial effects that

1. Through setting up syringe body, protection components, sleeve, slide, fixed establishment and first spring, protection components can protect the syringe needle when not using, can contact the fixed to the syringe body through pulling fixed establishment after the syringe needle uses, later the syringe body can be driven through the spout slip rising because of the effect of first spring, can drive the syringe needle and rise in step when syringe body slip rises to make the syringe needle be located the sleeve, prevent that the syringe needle from bringing danger to the external world.

2, through setting up seal assembly, when the syringe needle is located the sleeve, seal assembly can be sealed the through-hole to separate syringe needle and external world, further prevent that the liquid on syringe needle surface from exposing in the air and spreading the virus, promoted the security.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic overall sectional view of the present application;

FIG. 2 is a schematic view of the overall external structure of the present application;

FIG. 3 is a partially enlarged schematic view of the portion A of FIG. 1;

FIG. 4 is a schematic top cross-sectional view of the seal assembly;

FIG. 5 is a partially enlarged schematic view of the structure of the portion B in FIG. 1;

fig. 6 is a schematic view of the structure of the plastic sheet in the present application.

In the drawings, the list of components represented by the various numbers is as follows:

100. a syringe body; 101. a sleeve; 101a, auxiliary handles; 102. a through hole; 103. a needle; 104. a protective assembly; 104a, a hollow connecting seat; 104b, a protective sleeve; 105. a seal assembly; 105a, mounting slots; 105b, telescoping rod; 105c, a sealing block; 105d, a second spring; 200. a chute; 201. a slide plate; 202. a first spring; 203. a fixing mechanism; 203a, a connection plate; 203b, plastic flakes; 203b-1, and opening; 203c, pulling the plate.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1, 2 and 5, a first embodiment of the present utility model provides a novel safety syringe, comprising,

the syringe body 100 and the sleeve 101 located outside the syringe body 100, the sleeve 101 may be transparent to facilitate viewing of the liquid within the syringe body 100. The bottom of the sleeve 101 is provided with a through hole 102, the bottom of the syringe body 100 is fixedly connected with a needle 103 through the through hole 102, and the needle 103 passes through the through hole 102. The outside of the needle 103 is provided with a protective component 104, and a sealing component 105 is arranged between the inner wall of the bottom of the sleeve 101 and the through hole 102;

the injector further comprises sliding grooves 200 formed in two sides of the inner cavity of the sleeve 101, sliding plates 201 sliding in the sliding grooves 200 are fixedly arranged on two sides of the injector body 100, and the injector 100 can slide in the inner cavity of the sleeve 200 through the sliding plates 201 and the sliding grooves 200. A first spring 202 is fixedly connected between the sliding plate 201 and the bottom side inside the sleeve 101, the first spring 202 is located on the outer peripheral side of the syringe 100, and the first spring 202 can drive the syringe body 100 to slide and rise through the sliding plate 201. A securing mechanism 203 is provided between the sled 201 and the outside of the sleeve 101.

Auxiliary handles 101a are provided on both sides of the upper end of the outer circumference of the sleeve 101. The syringe body 100 can be conveniently used for injection by the auxiliary handle 101a.

Referring to fig. 3 and 6, the fixing mechanism 203 includes two connection plates 203a, the two connection plates 203a are all slidably penetrating through the outside of the sleeve 101, the two connection plates 203a are respectively located on the upper side and the lower side of the sliding plate 201, a plastic sheet 203b is connected between the connection plates 203a and the sliding plate 201, and a pull plate 203c is connected between the outer ends of the two connection plates 203 a. The fixing mechanism 203 can fix the two sliding plates 201 within the chute 200, thereby fixing the syringe body 100.

The plastic sheet 203b is made of resin, and the surface of the plastic sheet 203b is uniformly provided with the holes 203b-1, and the holes 203b-1 can be more convenient for tearing the plastic sheet 203b apart. The plastic sheet 103b connects the connecting plate 203a and the sliding plate 201, when the pulling plate 203c is pulled, the plastic sheet 203b can break to contact the fixing of the syringe body 100, then the syringe body 100 is driven by the first spring 202 to slide and rise, and after the plastic sheet 203b breaks, the fixing mechanism 203 is not convenient to fix the syringe body 100, so that the syringe body 100 is prevented from being reused.

In summary, after the syringe body 100 is used, the two fixing mechanisms 203 are pulled respectively, and the fixing mechanisms 203 can release the fixing of the sliding plate 201, so as to release the fixing of the syringe body 100, and since the first spring 202 is disposed between the syringe body 100 and the bottom side of the cavity of the sleeve 101, the syringe body 100 can slide and lift in the sleeve 101 through the sliding plate 201 and the sliding slot 200, and the needle 103 is driven to enter the sleeve 101 during the sliding and lifting process, so as to prevent the unsafe condition caused by the exposure of the needle 103 to the air.

Example 2

Referring to fig. 1 and 3, a second embodiment of the present utility model is different from the first embodiment in that: the protection component 104 comprises a hollow connecting seat 104a fixedly arranged at the bottom of the sleeve 101, a protection sleeve 104b is sleeved on the outer peripheral side of the hollow connecting seat 104a, and the protection sleeve 104b is positioned outside the needle 103.

The hollow connection seat 104a and the protective sleeve 104b are in damping sleeve joint. The protection cover 104b can be prevented from falling off as little as possible.

In summary, the shield assembly 104 is capable of shielding the needle 103 after use of the syringe body 100.

Example 3

Referring to fig. 3 and 4, a third embodiment of the present utility model is shown, which is different from the first two embodiments in that: the sealing assembly 105 comprises a mounting groove 105a formed in the side face of the through hole 102, a telescopic rod 105b is fixedly arranged on the inner wall of the mounting groove 105a, a sealing block 105c is fixedly arranged at the outer end of the telescopic rod 105b, and a second spring 105d is arranged between the sealing block 105c and the inner wall of the mounting groove 105 a.

The outside of the sealing block 105c is arc-shaped. So that the sealing block 105c can be fitted to the inner wall of the through hole 102.

In summary, when the needle 103 enters the sleeve 101, the sealing block 105c is driven by the second spring 105d to abut against the inner wall of the through hole 102, so as to seal the through hole 102, prevent the residual liquid on the surface of the needle 103 from being exposed in the air, and further improve the safety effect.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. A novel safety syringe, characterized in that: comprising the steps of (a) a step of,

the syringe comprises a syringe body (100) and a sleeve (101) positioned outside the syringe body (100), wherein a through hole (102) is formed in the bottom of the sleeve (101), a needle head (103) is connected to the bottom of the syringe body (100) through the through hole (102), a protection component (104) is arranged outside the needle head (103), and a sealing component (105) is arranged between the inner wall of the bottom of the sleeve (101) and the through hole (102);

the novel syringe is characterized by further comprising sliding grooves (200) formed in two sides of the inner cavity of the sleeve (101), sliding plates (201) sliding in the sliding grooves (200) are arranged on two sides of the syringe body (100), a first spring (202) is connected between each sliding plate (201) and the inner bottom side of the sleeve (101), and a fixing mechanism (203) is arranged between each sliding plate (201) and the outer side of the sleeve (101).

2. A novel safety syringe as set forth in claim 1, wherein: auxiliary handles (101 a) are arranged on two sides of the upper end of the periphery of the sleeve (101).

3. A novel safety syringe as set forth in claim 1, wherein: the protection component (104) comprises a hollow connecting seat (104 a) arranged at the bottom of the sleeve (101), a protection sleeve (104 b) is sleeved on the outer periphery of the hollow connecting seat (104 a), and the protection sleeve (104 b) is positioned outside the needle head (103).

4. A novel safety syringe as claimed in claim 3, wherein: the hollow connecting seat (104 a) and the protective sleeve (104 b) are in damping sleeve joint.

5. A novel safety syringe as set forth in claim 1, wherein: the sealing assembly (105) comprises a mounting groove (105 a) formed in the side face of the through hole (102), a telescopic rod (105 b) is arranged on the inner wall of the mounting groove (105 a), a sealing block (105 c) is arranged at the outer end of the telescopic rod (105 b), and a second spring (105 d) is arranged between the sealing block (105 c) and the inner wall of the mounting groove (105 a).

6. A novel safety syringe as set forth in claim 5, wherein: the outer side of the sealing block (105 c) is arc-shaped.

7. A novel safety syringe as set forth in claim 1, wherein: the fixing mechanism (203) comprises two connecting plates (203 a), the two connecting plates (203 a) are all penetrated through the outer side of the sleeve (101) in a sliding mode, the two connecting plates (203 a) are respectively located on the upper side and the lower side of the sliding plate (201), a plastic sheet (203 b) is connected between the connecting plates (203 a) and the sliding plate (201), and a pulling plate (203 c) is connected between the outer ends of the two connecting plates (203 a).

8. A novel safety syringe as set forth in claim 7, wherein: the plastic sheet (203 b) is made of a resin material, and holes (203 b-1) are uniformly distributed on the surface of the plastic sheet (203 b).