CN215938729U

CN215938729U - Y-shaped connector

Info

Publication number: CN215938729U
Application number: CN202120266176.7U
Authority: CN
Inventors: 周颂; 田万山; 崔雨金; 刘红英; 张菲菲; 杨宁
Original assignee: Hunan Borun Medical Instrument Co ltd
Current assignee: Hunan Borun Medical Instrument Co ltd
Priority date: 2021-01-31
Filing date: 2021-01-31
Publication date: 2022-03-04
Anticipated expiration: 2031-01-31

Abstract

The utility model relates to a Y-shaped connector which comprises a Y-shaped main body, an outer joint, an inner cover, a silica gel plug and a shell, wherein a connector is arranged at the top of the outer joint, a jack is arranged on the connector, a plug is arranged at the top end of the main body, the diameter of the plug is smaller than that of the Y-shaped main body, the plug is inserted in the jack in an interference manner, the connector is arranged in an inner joint cavity in an interference manner, the lower end of the inner joint is connected with the outer joint, a ring edge is arranged at the top of the inner joint cavity, the top of the Y-shaped main body is inserted in the inner joint cavity in the interference manner, a step edge is arranged at the top of the Y-shaped main body, the step edge is positioned in the inner joint cavity, and the top of the step edge is contacted with the bottom of the ring edge. This Y type connector structural shape designs more rationally, and it is inseparabler to be connected between Y type main part and each part, therefore whole Y type connector leakproofness is better, also fastens more.

Description

Y-shaped connector

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly belongs to a Y-shaped connector.

Background

The Y-shaped connector is mainly used for interventional operations such as percutaneous angioplasty and the like in medical institutions, and aims to help guide a steel wire into a human body in vitro.

However, the existing Y-type connector has a drawback that the structural shape is not designed reasonably, so that the connection between the Y-type main body and each component is not tight enough, and the whole Y-type connector has poor sealing performance and is not tight enough.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to improvements and innovations that address the disadvantages and problems of the prior art, and provide a more hermetical and secure Y-connector.

The utility model adopts the technical scheme that a Y-shaped connector is constructed, and the Y-shaped connector comprises a Y-shaped main body, an outer joint, an inner cover, a silica gel plug and a shell, wherein the top of the outer joint is provided with a connector, the connector is provided with a jack, the top end of the Y-shaped main body is provided with a plug, the diameter of the plug is smaller than that of the Y-shaped main body, the plug is inserted in the jack in an interference manner, an inner cavity is formed in the inner joint, the connector is arranged in the inner cavity in an interference manner, the lower end of the inner joint is connected with the outer joint, the top of the side wall of the inner cavity of the inner joint is annularly provided with a ring edge, the top of the Y-shaped main body is inserted in the inner cavity of the inner joint in an interference manner, the top of the Y-shaped main body is provided with a stepped edge, the stepped edge is positioned in the inner cavity of the inner joint, and the top of the stepped edge is contacted with the bottom of the ring edge.

Preferably, a sealing ring is arranged in the inner cavity of the inner joint, and the sealing ring is sleeved on the plug.

Preferably, Y type main part tail end is provided with the recess, the silica gel stopper interference sets up in the recess, inner cup lid house is at Y type main part tail end, be provided with the wing groove on the inboard vertical part of inner cup, Y type main part afterbody outside ring is equipped with a plurality of protruding wings, protruding wing is located the wing inslot, the triangle ring limit is established to the ring on the inboard horizontal part of inner cup, be provided with the triangular groove on the silica gel stopper, the triangle ring limit is inserted and is established in the triangular groove, the inner cup interference sets up in the shell, the shell bottom is provided with the card limit, the card limit is the water droplet shape, just card limit protruding part is outstanding to Y type main part, be provided with the space on the silica gel stopper.

Preferably, the convex wing is a right-angled trapezoid convex wing, and the inclined edge of the convex wing faces the tail end of the Y-shaped main body.

Preferably, the voids are cross voids.

Preferably, the Y-shaped body is provided with an injection connector, and the diameter of an inner channel of the injection connector is gradually reduced from inside to outside.

Preferably, the bottom of the groove is annularly provided with a positioning edge, the bottom of the silica gel plug is annularly provided with a positioning groove, the positioning edge is inserted into the positioning groove, and the top of the positioning edge is provided with an arc top.

The utility model has the advantages and beneficial effects that:

this Y type connector is provided with the inner joint, and connector and Y type main part top all set up in the inner joint intracavity, therefore the outer joint can be fine with Y type main part and outer joint fastening connection together, whole Y type connector leakproofness is better like this, also fastens more, the ladder limit and the ring limit that set up in addition play an mutual card effect, also make Y type main part and outer joint can fastening connection together.

Drawings

Fig. 1 is a schematic structural diagram of the Y-connector.

Fig. 2 is an enlarged view at a.

Fig. 3 is an enlarged view at B.

Fig. 4 is a top view of the silicone plug.

Description of the figures:

1-Y-shaped main body, 2-external joint, 3-internal joint, 4-internal cover, 5-silicon plug, 6-outer shell, 7-connector, 8-plug, 9-ring edge, 10-step edge, 11-sealing ring, 12-convex wing, 13-triangular ring edge, 14-clamping edge, 15-injection joint, 16-positioning edge, 17-hollow tube and 18-gap.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "disposed" or "connected" to another element, it can be directly disposed or connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Example 1

As shown in fig. 1 to 4, a Y-shaped connector comprises a Y-shaped main body 1, an outer joint 2, an inner joint 3, an inner cover 4, a silica gel plug 5 and a shell 6, the top of the external joint 2 is provided with a connector 7, the connector 7 is provided with a jack, the top end of the Y-shaped main body 1 is provided with a plug 8, the diameter of the plug 8 is smaller than that of the Y-shaped main body 1, the plug 8 is inserted in the jack in an interference manner, an inner cavity is arranged in the inner joint 3, the connector 7 is arranged in the inner cavity of the inner joint 3 in an interference manner, the lower end of the inner joint 3 is connected with the outer joint 2, the top of the side wall of the inner cavity of the inner joint 3 is annularly provided with an annular edge 9, the top of the Y-shaped main body 1 is inserted into the inner cavity of the inner joint 3 in an interference manner, the top of the Y-shaped main body 1 is provided with a step edge 10, the step edge 10 is positioned in the inner cavity of the inner joint 3, and the top of the step edge 10 is contacted with the bottom of the annular edge 9.

The working process and working principle of the utility model are as follows:

this Y type connector is provided with nipple 3, and connector 7 and the 1 top of Y type main part all set up in 3 intracavity on the nipple, nipple 3 can be in the same place connector 7 and the 1 top card firmly of Y type main part, consequently the outer joint 2 can be fine with Y type main part 1 and outer joint 2 fastening connection together, whole Y type connector leakproofness is better like this, also fasten more, the ladder limit 10 and the ring limit 9 that set up in addition play an mutual calorie of effect, also make Y type main part 1 and outer joint 2 can fastening connection together.

The jack arranged on the connector 7 is communicated with the channel arranged in the outer connector 2 and is concentric.

Example 2

In addition to embodiment 1, as shown in fig. 1 to 4, a seal ring 11 is provided in the inner cavity of the nipple 3, and the seal ring 11 is fitted over the plug 8. The sealing ring 11 plays a role of strengthening sealing, so that the sealing performance of the whole Y-shaped connector is better.

Example 3

On embodiment 1's basis, as shown in fig. 1-4, 1 tail end of Y type main part is provided with the recess, 5 interference settings of silica gel stopper are in the recess, 4 lids of inner cup house in 1 tail end of Y type main part, be provided with the wing groove on the vertical part in 4 inboard sides of inner cup, 1 afterbody outside rings of Y type main part are equipped with a plurality ofly have flange 12, flange 12 is located the wing groove, 4 inboard horizontal parts of inner cup go up the ring and establish triangle ring limit 13, be provided with the triangle groove on the silica gel stopper 5, triangle ring limit 13 is inserted and is established in the triangle groove, 4 interference settings of inner cup are in shell 6, shell 6 bottom is provided with card limit 14, card limit 14 is the water droplet shape, just 14 protruding parts of card limit are outstanding to Y type main part 1, be provided with space 18 on the silica gel stopper 5. The setting of recess plays a fastening silica gel stopper 5's effect, the setting in protruding wing 12 and wing groove plays a fastening inner cup 4's effect, triangular ring limit 13 and triangular groove play a fastening silica gel stopper 5's effect, when preventing that silica gel stopper 5 from deforming, the position also changes, inner cup 4 plays a fastening silica gel stopper 5's effect, card limit 14 plays a restriction shell 6 effect of moving, when preventing to draw outward, directly pull out shell 6, set up card limit 14 into the water droplet shape, the card limit 14 of water droplet shape is more slick and sly, be favorable to the installation of inserting of shell 6.

Therefore, the structural shape of the Y-shaped connector is more reasonable in design, the Y-shaped main body 1 is more tightly connected with each part, and therefore the whole Y-shaped connector is better in sealing performance and is more fastened.

When using this Y type connector, press 6 shells 6 downstream of shell, hollow tube 17 in the shell 6 will support and press silica gel plug 5 simultaneously, because this hollow tube 17 upper end is connected with shell 6, and the lower extreme is to silica gel plug 5, consequently, the space 18 on the silica gel plug 5 will be opened, whole Y type connector inside passage intercommunication, 6 shells 6 upward movements of pull-up shell, hollow tube 17 in the shell 6 will no longer support and press silica gel plug 5 simultaneously, silica gel plug 5 is under the effect of self elasticity, resume the shape, silica gel plug 5 shape resumes the back, space 18 will be blocked up, whole Y type connector inside passage is closed.

Example 4

In addition to embodiment 3, as shown in fig. 1 to 4, the convex wing 12 is a right-angled trapezoidal convex wing 12, and the oblique side of the convex wing 12 faces the tail end of the Y-shaped body 1. Because the inclined edge of the convex wing 12 faces the tail end of the Y-shaped main body 1, the inner cover 4 is easier to cover.

Example 5

In example 3, as shown in fig. 1 to 4, the gap 18 is a cross gap 18.

Example 6

In addition to embodiment 1, as shown in fig. 1 to 4, an injection joint 15 is provided on the Y-shaped body 1, and the diameter of the inner passage of the injection joint 15 is gradually reduced from inside to outside. Because the diameter of the internal passage of the injection connector 15 is gradually reduced from inside to outside, an interference fit is gradually formed after the injection connector is inserted into the internal passage of the injection connector 15, and the sealing performance is better.

Example 7

On the basis of embodiment 3, as shown in fig. 1 to 4, the bottom of the groove is annularly provided with a positioning edge 16, the bottom of the silicone plug 5 is annularly provided with a positioning groove, the positioning edge 16 is inserted into the positioning groove, and the top of the positioning edge 16 is provided with an arc top. The setting of location limit 16 and constant head tank plays the effect of an accurate installation silica gel stopper 5, also plays the effect of a fastening silica gel stopper 5 simultaneously, when preventing that silica gel stopper 5 from deforming, the position also changes. The positioning edge 16 is inserted into the positioning groove by arranging the top of the positioning edge 16 as a circular arc top.

The interference fit in the above embodiments is achieved by using the characteristics of the materials of the components. The Y-shaped main body 1, the inner joint 3, the outer joint 2 and the inner cover 4 are made of PC materials, the sealing ring 11 is made of rubber materials, and the silica gel plug 5 is made of silica gel materials.

Claims

1. A Y-shaped connector comprises a Y-shaped main body (1), an outer connector (2), an inner connector (3), an inner cover (4), a silica gel plug (5) and a shell (6), and is characterized in that a connector (7) is arranged at the top of the outer connector (2), a jack is arranged on the connector (7), a plug (8) is arranged at the top end of the Y-shaped main body (1), the diameter of the plug (8) is smaller than that of the Y-shaped main body (1), the plug (8) is inserted in the jack in an interference manner, an inner cavity is arranged inside the inner connector (3), the connector (7) is arranged in the inner cavity of the inner connector (3) in an interference manner, the lower end of the inner connector (3) is connected with the outer connector (2), a ring edge (9) is annularly arranged at the top of the side wall of the inner cavity of the inner connector (3), the top of the Y-shaped main body (1) is inserted in the inner cavity of the inner connector (3) in an interference manner, the top of the Y-shaped main body (1) is provided with a step edge (10), the step edge (10) is positioned in the inner cavity of the inner joint (3), and the top of the step edge (10) is in contact with the bottom of the annular edge (9).

2. A Y-connector according to claim 1, characterized in that a sealing ring (11) is arranged in the inner cavity of said nipple (3), said sealing ring (11) being fitted over said plug (8).

3. The Y-shaped connector according to claim 1, characterized in that a groove is arranged at the tail end of the Y-shaped main body (1), the silicone plug (5) is arranged in the groove in an interference manner, the inner cover (4) covers the tail end of the Y-shaped main body (1), a wing groove is arranged on the vertical part inside the inner cover (4), a plurality of protruding wings (12) are annularly arranged at the outer side of the tail part of the Y-shaped main body (1), the protruding wings (12) are arranged in the wing groove, a triangular ring edge (9) is annularly arranged on the horizontal part inside the inner cover (4), a triangular groove is arranged on the silicone plug (5), the triangular ring edge (13) is inserted in the triangular groove, the inner cover (4) is arranged in the outer shell (6) in an interference manner, a clamping edge (14) is arranged at the bottom of the outer shell (6), the clamping edge (14) is in a water drop shape, and the protruding part of the clamping edge (14) protrudes towards the Y-shaped main body (1), and a gap (18) is arranged on the silica gel plug (5).

4. A Y-connector according to claim 3, characterized in that the wings (12) are right-angled trapezoidal wings (12) and the hypotenuse of the wings (12) is directed towards the rear end of the Y-body (1).

5. A Y-connector according to claim 3, characterized in that said interspace (18) is a cross interspace (18).

6. Y-connector according to claim 1, characterized in that the Y-body (1) is provided with an injection fitting (15), the diameter of the internal passage of the injection fitting (15) decreasing from the inside towards the outside.

7. The Y-shaped connector according to claim 3, wherein the bottom of the groove is provided with a positioning edge (16), the bottom of the silicone plug (5) is provided with a positioning groove, the positioning edge (16) is inserted into the positioning groove, and the top of the positioning edge (16) is provided with an arc top.