CN211244953U

CN211244953U - Syringe with pull pole protection architecture

Info

Publication number: CN211244953U
Application number: CN201921543575.2U
Authority: CN
Inventors: 向亚娟; 罗蕾; 郭琴; 李伦; 李文英; 赵霞
Original assignee: Sichuan Cancer Hospital
Current assignee: Sichuan Cancer Hospital
Priority date: 2019-09-17
Filing date: 2019-09-17
Publication date: 2020-08-14
Anticipated expiration: 2029-09-17

Abstract

The utility model discloses an injector with pull pole protection architecture, including the body, the syringe needle is cup jointed to body lower extreme drawing liquid mouth lateral wall, and body lateral wall upper end integrated into one piece has the baffle, and body inner wall laminating sealing plug, fixed surface installation pull pole on the sealing plug, pull pole upper surface integrated into one piece have the arm-tie, and pull pole lateral wall laminating blocking device has realized carrying out isolated protection to barrel outer end and pull pole, prevents to get into the purpose of dust.

Description

Syringe with pull pole protection architecture

The technical field is as follows:

the utility model relates to the technical field of injectors, in particular to an injector with a pull rod protection structure.

Background art:

at present generally used adds medicine syringe is ordinary syringe, and the local syringe that is strict at sanitary standard is the single use, but when the personal use, but syringe barrel and pull pole can repetitious usage can be changed to the syringe needle, no matter which kind of using-way syringe barrel inner wall is open structure with the outer end of pull pole, the dust that the removal that exists along with the pull pole can make in the air gets into, the syringe work transfer in-process, the dust all can be attached to pipe wall and pull pole lateral wall, bring health and potential safety hazard for the injection problem.

The utility model has the following contents:

an object of the utility model is to provide an injector with pull pole protection architecture to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injector with pull rod protection architecture, includes the body, the syringe needle is cup jointed to body lower extreme drawing liquid mouth lateral wall, body lateral wall upper end integrated into one piece has the baffle, body inner wall laminating sealing plug, fixed surface installation pull rod on the sealing plug, pull rod upper surface integrated into one piece has the arm-tie, pull rod lateral wall laminating blocking device.

Preferably, the blocking device comprises two sealing plates, grooves are formed in opposite side walls of the two sealing plates, a clamping block is formed in the right side wall of the left sealing plate in an integrated mode, a clamping groove is formed in the left side wall of the right sealing plate in a clamping mode, the clamping block is clamped on the inner wall of the clamping groove, and a cleaning cotton block fixedly installed on the inner wall of the groove is arranged.

Preferably, the left end of the inner wall of the clamping groove and the front and rear side walls of the left end of the clamping block are respectively provided with an oblique angle.

Preferably, the upper surface of the baffle is provided with a limiting groove, the inner wall of the limiting groove is attached to a limiting block, and the upper surface of the limiting block is fixedly connected with the lower surface of the sealing plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides an injector with pull pole protection architecture, has the blocking device, isolates the region between body and the pull pole through even shrouding, prevents that external dust from getting into the pollution injector, adds and establishes spacing groove and stopper and can carry out fixed spacing at pull pole moving direction to the blocking device, has realized carrying out isolated protection to barrel outer end and pull pole, prevents to get into the purpose of dust.

Description of the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the drawing rod and the connection structure thereof;

fig. 3 is a schematic view of the blocking device and the connection structure thereof.

In the figure: 1 tube body, 2 pinheads, 3 baffles, 301 limiting grooves, 4 sealing plugs, 5 drawing rods, 6 pull plates, 7 blocking devices, 701 sealing plates, 702 grooves, 703 clamping blocks, 704 clamping grooves, 705 cleaning cotton blocks, 706 bevel angles and 8 limiting blocks.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, the syringe with a pull rod protection structure provided in this embodiment includes a tube 1, a needle 2 is sleeved on the outer side wall of a liquid drawing port at the lower end of the tube 1, a baffle 3 is integrally formed at the upper end of the outer side wall of the tube 1, a sealing plug 4 is attached to the inner wall of the tube 1, a pull rod 5 is fixedly installed on the upper surface of the sealing plug 4, a pull plate 6 is integrally formed on the upper surface of the pull rod 5, a blocking device 7 is attached to the side wall of the pull rod 5, the side wall of the pull rod 5 is smooth, the pull rod 5 adopts a cross-shaped cross-section structure commonly adopted by the syringe, the side wall of the pull rod 5 and the blocking device.

More optimally, the blocking device 7 includes two close plates 701, two close plates 701 have grooves 702 on opposite sidewalls, the inner walls of the grooves 702 are attached to the sidewalls of the pull rod 5, with the orientation shown in fig. 3 as a reference, a clamping block 703 is integrally formed on the right sidewall of the close plate 701 on the left side, a clamping groove 704 is formed on the left sidewall of the close plate 701 on the right side, and the clamping block 703 is clamped on the inner wall of the clamping groove 704. In order to make the joint more firm between two shrouding 701, on the same principle, the draw-in groove 704 has been seted up to the right side wall that is located left shrouding 701, and the left side wall integrated into one piece of shrouding 701 that is located the right side has fixture block 703, and fixture block 703 is blocked to draw-in groove 704 inner wall joint, blocks through two shrouding 701 to barrel upper end mouth of pipe, prevents that external dust from getting into, has protected pull pole 5 and barrel 1 inner wall not to receive the dust to adhere to. If clean cotton piece 705 of recess 702 inner wall fixed mounting, shrouding 701 and fixture block 703 adopt the same plastics material with body 1, convenient production manufacturing, shrouding 701 upper surface is crude treatment, the person of facilitating the use reversely extracts the separation with two shrouding 701, fixture block 703 lateral wall and draw-in groove 704 inner wall are smooth processing, clean cotton piece 705 inner lateral wall laminating pull pole 5 lateral wall, clean cotton piece 705 outer end lateral wall can adopt glue adhesive mode and recess 702 inner wall fixed mounting, clean cotton piece 705 can clean the pull pole 5 of removing repeatedly.

Preferably, the left end of the inner wall of the slot 704 and the front and rear side walls of the left end of the latch 703 are respectively provided with an oblique angle 706, and the additional provision of the oblique angles 706 can make the latch 73 more easily inserted into the slot 704 for fastening and fixing, and also can prevent the latch 703 from being damaged during insertion.

More optimally, limiting groove 301 is seted up to 3 upper surfaces of baffle, and limiting groove 301 inner wall laminating

stopper

8, 8 last fixed surface of stopper connect shrouding 701 lower surfaces, and the cross sectional shape of limiting groove 301 and stopper is type of protruding, can carry on spacingly to the blocking device.

As shown in fig. 1 and 3, a support lug is integrally formed on one side of each sealing plate 701, a limiting groove 301 is formed in the upper surface of each baffle plate 3, a limiting block 8 is attached to the inner wall of each limiting groove 301, the upper surface of each limiting block 8 is fixedly connected with the lower surface of each support lug, the cross sections of the limiting grooves 301 and the limiting blocks are in a convex shape, and the blocking device 7 can be limited.

The working principle is as follows: when the utility model discloses when using, push 1 insidely of barrel with 4 one ends of sealing plug of pull pole 5, slide spacingly in spacing groove 301 through stopper 8 with two shrouding 701, then the butt joint of amalgamating hard makes fixture block 703 joint draw-in groove 704 accomplish the block, cup joints syringe needle 2 with 1 lower extreme drawing liquid mouth lateral wall of barrel, accomplishes fixedly can begin to use, and application method is the same with normal syringe, need not extra study easy operation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an injector with pull pole protection architecture which characterized in that: including body (1), body (1) lower extreme drawing liquid mouth lateral wall cup joints syringe needle (2), body (1) lateral wall upper end integrated into one piece has baffle (3), body (1) inner wall laminating sealing plug (4), fixed surface installation pull pole (5) on sealing plug (4), pull pole (5) upper surface integrated into one piece has arm-tie (6), pull pole (5) lateral wall laminating blocking device (7).

2. The injector with the drawing rod protection structure according to claim 1, wherein: the blocking device (7) comprises two sealing plates (701), grooves (702) are formed in opposite side walls of the two sealing plates (701), a clamping block (703) is formed in the right side wall of the left sealing plate (701) in an integrated mode, a clamping groove (704) is formed in the left side wall of the right sealing plate (701), the clamping block (703) is clamped in the inner wall of the clamping groove (704), and a cleaning cotton block (705) is fixedly installed on the inner wall of each groove (702).

3. The injector with the drawing rod protection structure according to claim 2, wherein: the left end of the inner wall of the clamping groove (704) and the front and back side walls of the left end of the clamping block (703) are respectively provided with an oblique angle (706).

4. The injector with the drawing rod protection structure according to claim 2, wherein: limiting grooves (301) are formed in the upper surface of the baffle (3), limiting blocks (8) are attached to the inner walls of the limiting grooves (301), and the upper surfaces of the limiting blocks (8) are fixedly connected with the lower surfaces of the sealing plates (701).