CN213554421U

CN213554421U - Safe Y-shaped medium-pressure needle-free dosing connector

Info

Publication number: CN213554421U
Application number: CN202022494377.0U
Authority: CN
Inventors: 索相全
Original assignee: Zibo Du Bai Te Plastic Products Sales Co ltd
Current assignee: Zibo Du Bai Te Plastic Products Sales Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-06-29
Anticipated expiration: 2030-11-03

Abstract

The utility model belongs to the technical field of needleless medicine that adds connector technique and specifically relates to a safe formula Y type middling pressure needleless medicine that adds connector, including last shell and lower shell, the top of shell under going up the bottom of shell through the mounting screw, the gum cover has been placed down to the inside of shell down, lay the second sealing rubber circle that the cooperation is connected down between the surface of gum cover and the internal surface of lower shell, first filter screen is installed in the matching of lower gum cover inner chamber, the inside of going up the shell is equipped with the gum cover, the top of gum cover and the bottom contact of last gum cover down, the inside of shell is equipped with the arch down. The utility model discloses a set up gum cover and gum cover down for play confined effect to adding two openings that connect with the medicine, and then improve and add the medicine in-process, add the transport medicine that the medicine joint can be stable, avoid the medicine to leak from adding the medicine joint, improved the stability of drug delivery to the transfer line in.

Description

Safe Y-shaped medium-pressure needle-free dosing connector

Technical Field

The utility model relates to a needleless adds medicine joint technical field, especially relates to a safe formula Y type middling pressure needleless adds medicine joint.

Background

The needleless medicine adding of current Y type middling pressure connects, when adding the medicine and connecting in, use the plug to seal with the medicine mouth in the needleless medicine adding of current Y type middling pressure connects usually, however, because single plug can only play sealed effect to the single opening that adds the medicine and connect, however among the prior art, it has two openings to add the medicine and connect, lead to the leakage of medicine like this easily, and the rubber piece of plug drops to the inside that adds the medicine and connect easily among the prior art, causes the pollution to the medicine easily.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a safe Y-shaped medium-pressure needleless dosing connector.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a safe formula Y type middling pressure does not have needle and adds medicine joint, includes shell and lower shell, the top of shell under is passed through the mounting screw in the bottom of going up the shell, the gum cover has been placed down to the inside of shell down, lay the second sealing rubber circle that the cooperation is connected between the surface of gum cover and the internal surface of shell down, the inner chamber of gum cover matches down and installs first filter screen, the inside of going up the shell is equipped with the gum cover, the bottom contact of the top of gum cover and gum cover down, the inside of shell is equipped with the arch down, the outside to shell down in the bellied one end extends, the runner of intercommunication is all seted up on the surface of protruding and lower gum cover, bellied one end is equipped with fixed liquid pipe, the side of fixed liquid pipe is run through and is installed medicine mechanism.

Preferably, the medicine adding structure includes the fluid-discharge tube, the one end of fluid-discharge tube runs through the surface of fixed liquid pipe and extends to the inside of fixed liquid pipe, the other end of fluid-discharge tube is equipped with deposits the medicine shell, the opening has been seted up to the one end of depositing the medicine shell, the opening part matches the bonding has the plug, one side of plug is equipped with the second filter screen.

Preferably, an installation groove is formed in the inner wall of the liquid discharge pipe, a spiral pipe corresponding to the installation groove is installed on the liquid discharge pipe in a penetrating mode, a stud is installed on the inner thread of the spiral pipe, and one end of the stud extends into the installation groove.

Preferably, the radial dimension of the stud is the same as the radial dimension of the inner cavity of the liquid discharge pipe.

Preferably, the one end welding of double-screw bolt has the connecting rod, the one end welding of connecting rod has the handle, the handle is cylindricly, along the circular arc surface of handle has seted up anti-skidding line.

Preferably, a first sealing rubber ring is bonded to the inner surface of the upper shell, and the inner surface of the first sealing rubber ring is in contact with the outer surface of the upper rubber sleeve.

Preferably, the inner cavities of the upper rubber sleeve and the lower rubber sleeve are in a conical shape, and the inner cavities of the upper rubber sleeve and the lower rubber sleeve are communicated.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model is provided with the upper rubber sleeve and the lower rubber sleeve, which are used for sealing two openings of the dosing joint, thereby improving the drug delivery stability of the dosing joint in the dosing process, avoiding the drug leakage from the dosing joint and improving the stability of the drug delivery to the infusion tube;

the utility model discloses a set up first filter screen and second filter screen for filter the rubber piece on the surface of filter screen, not only avoided the rubber piece to pollute the medicine, still prevent the broken piece shutoff runner of rubber, improved the stability of medicine circulation.

Drawings

Fig. 1 is an axonometric view of a safety Y-shaped medium-pressure needleless dosing connector of the present invention;

fig. 2 is a cross-sectional view of a safety Y-shaped medium-pressure needleless dosing connector of the present invention;

fig. 3 is an enlarged view of the position a of the safety Y-shaped medium-pressure needleless dosing connector of the present invention.

In the figure: go up gum cover 1, first filter screen 2, arch 3, first sealing rubber circle 4, go up shell 5, gum cover 6, second sealing rubber circle 7, lower shell 8, second filter screen 9, plug 10, deposit medicine shell 11, mounting groove 12, screwed pipe 13, connecting rod 14, handle 15, double-screw bolt 16, fluid-discharge tube 17, stationary liquid pipe 18 down.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The safe Y-shaped medium-pressure needleless dosing connector shown in the figures 1-3 comprises an upper shell 5 and a lower shell 8, wherein a first sealing rubber ring 4 is bonded on the inner surface of the upper shell 5, and the inner surface of the first sealing rubber ring 4 is in contact with the outer surface of an upper rubber sleeve 1. The arrangement of the first sealing rubber ring 4 improves the sealing property of connection between the upper rubber sleeve 1 and the upper shell 5, not only improves the stability of the upper rubber sleeve 1 in the upper shell 5, but also prevents the leakage of the medicine.

The bottom of the upper shell 5 is arranged at the top of the lower shell 8 through a screw, the lower rubber sleeve 6 is placed in the lower shell 8, a second sealing rubber ring 7 which is connected in a matched manner is placed between the outer surface of the lower rubber sleeve 6 and the inner surface of the lower shell 8, a first filter screen 2 is installed in an inner cavity of the lower rubber sleeve 6 in a matched manner, the upper rubber sleeve 1 is arranged in the upper shell 5, the top of the lower rubber sleeve 6 is contacted with the bottom of the upper rubber sleeve 1, a bulge 3 is arranged in the lower shell 8, one end of the bulge 3 extends to the outer side of the lower shell 8, communicated flow channels are formed in the surfaces of the bulge 3 and the lower rubber sleeve 6, a fixed liquid pipe 18 is arranged at one end of the bulge 3, the inner cavities of the upper rubber sleeve 1 and the lower rubber sleeve 6 are conical, the inner cavities of the upper rubber sleeve 1 and the lower rubber sleeve 6 are communicated, a conical cavity can store medicines with a certain volume, the size of an opening through, the medicine can flow into the transfusion tube slowly, and the comfort tube of the transfusion personnel is improved. Go up gum cover 1 and gum cover 6 down for two openings to adding the medicine joint play confined effect, and then improve and add the medicine in-process, add the transport medicine that the medicine joint can be stable, avoid the medicine to leak from adding the medicine joint, improved the stability of medicine transport to the transfer line in.

The side of fixed liquid pipe 18 runs through to be installed and adds medicine mechanism, adds medicine structure and includes fluid-discharge tube 17, and the one end of fluid-discharge tube 17 runs through the surface of fixed liquid pipe 18 and extends to the inside of fixed liquid pipe 18, and the other end of fluid-discharge tube 17 is equipped with deposits medicine shell 11, and the opening has been seted up to the one end of depositing medicine shell 11, and the opening part matches the bonding has plug 10, and one side of plug 10 is equipped with second filter screen 9. An installation groove 12 is formed in the inner wall of the liquid discharge pipe 17, a screw pipe 13 corresponding to the installation groove 12 in position penetrates through the liquid discharge pipe 17, a stud 16 is installed on the inner thread of the screw pipe 13, and one end of the stud 16 extends into the installation groove 12. The radial dimension of stud 16 is the same as the radial dimension of the internal cavity of discharge pipe 17. The welding of the one end of double-screw bolt 16 has connecting rod 14, the welding of the one end of connecting rod 14 has handle 15, handle 15 is cylindricly, anti-skidding line has been seted up along the circular arc surface of handle 15, when another kind of medicine is added to needs, the accessible syringe pierces through plug 10, inject the medicine to the inside of depositing medicine shell 11, the medicine filters the back through second filter screen 9, block rubber debris along with the medicine carries to fixed liquid pipe 18 in, the transport of medicine has been made things convenient for, when the flow to the medicine transport is controlled, only need rotate handle 15, handle 15 drives connecting rod 14 and rotates, connecting rod 14 drives double-screw bolt 16 and rotates at solenoid 13 internal thread, along with the rotation of double-screw bolt 16, double-screw bolt 16 removes in solenoid 13, a distance between the one end of adjusting double-screw bolt 16 and the fluid-discharge tube 17 inner.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The safe Y-shaped medium-pressure needleless dosing connector comprises an upper shell (5) and a lower shell (8), wherein the bottom of the upper shell (5) is installed at the top of the lower shell (8) through a screw, and is characterized in that a lower rubber sleeve (6) is placed in the lower shell (8), a second sealing rubber ring (7) which is connected in a matched manner is placed between the outer surface of the lower rubber sleeve (6) and the inner surface of the lower shell (8), a first filter screen (2) is installed in an inner cavity of the lower rubber sleeve (6) in a matched manner, an upper rubber sleeve (1) is arranged in the upper shell (5), the top of the lower rubber sleeve (6) is in contact with the bottom of the upper rubber sleeve (1), a bulge (3) is arranged in the lower shell (8), one end of the bulge (3) extends to the outer side of the lower shell (8), and communicated flow channels are formed in the surfaces of the bulge (3) and the lower rubber sleeve (6), the one end of arch (3) is equipped with fixed liquid pipe (18), the side of fixed liquid pipe (18) is run through and is installed the medicine mechanism.

2. The safety type Y-shaped medium-pressure needleless dosing connector according to claim 1, wherein the dosing structure comprises a liquid discharge pipe (17), one end of the liquid discharge pipe (17) penetrates through the surface of the fixed liquid pipe (18) and extends into the fixed liquid pipe (18), the other end of the liquid discharge pipe (17) is provided with a medicine storage shell (11), one end of the medicine storage shell (11) is provided with an opening, a rubber plug (10) is bonded at the opening in a matching manner, and a second filter screen (9) is arranged on one side of the rubber plug (10).

3. The safety type Y-shaped medium-pressure needleless dosing connector according to claim 2, wherein an installation groove (12) is formed in the inner wall of the liquid discharge pipe (17), a screw pipe (13) corresponding to the installation groove (12) is installed in the liquid discharge pipe (17) in a penetrating manner, a stud (16) is installed in the screw pipe (13) in a threaded manner, and one end of the stud (16) extends into the installation groove (12).

4. A safety Y-shaped medium pressure needleless dosing adaptor according to claim 3, characterized in that the radial dimension of the stud (16) is the same as the radial dimension of the inner cavity of the drainage tube (17).

5. The safety type Y-shaped medium-pressure needleless dosing connector according to claim 3, characterized in that a connecting rod (14) is welded at one end of the stud (16), a grip (15) is welded at one end of the connecting rod (14), the grip (15) is cylindrical, and anti-skid lines are arranged along the arc surface of the grip (15).

6. The safety type Y-shaped medium-pressure needleless dosing connector according to claim 1, wherein a first sealing rubber ring (4) is bonded to the inner surface of the upper housing (5), and the inner surface of the first sealing rubber ring (4) is in contact with the outer surface of the upper rubber sleeve (1).

7. The safety Y-shaped medium-pressure needleless dosing connector according to claim 1, wherein the inner cavities of the upper rubber sleeve (1) and the lower rubber sleeve (6) are conical, and the inner cavities of the upper rubber sleeve (1) and the lower rubber sleeve (6) are communicated.