CN211835807U

CN211835807U - Medical sealing filter catheter device

Info

Publication number: CN211835807U
Application number: CN201922092597.8U
Authority: CN
Inventors: 罗才满
Original assignee: Dongguan Airui Precision Machinery Technology Co Ltd
Current assignee: Dongguan Airui Precision Machinery Technology Co Ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-11-03
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a medical sealing filter catheter device, which comprises a first connector and a second connector, wherein a second buffer groove is concavely arranged on a second annular sealing part, and a sealing groove is concavely arranged on the second annular sealing part; through being equipped with first annular sealing at first delivery outlet periphery side, still protruding sealed fin of annular that is equipped with on this first annular sealing, and be equipped with second annular sealing at second introducing port periphery side, still be equipped with the sealed recess with the sealed fin looks adaptation of annular on this second annular sealing, this sealed fin block of annular is in sealing the recess, can be so that have better sealing performance between first connector and the second connector, simultaneously, the first buffer slot of being equipped with of this first annular sealing, the second buffer slot of being equipped with of this second annular sealing, thereby can alleviate liquid in the pipe device to the pressure of sealed fin, further promote pipe device's sealing performance.

Description

Medical sealing filter catheter device

Technical Field

The utility model relates to the technical field of medical equipment, especially, indicate a medical leakproofness filter pipe device.

Background

The medical catheter device is an important component of medical appliance products, the quality of the medical catheter device is important, the quality problem of whether the medical catheter device leaks or not needs to be judged through comprehensive inspection in the production process, how to quickly and accurately detect and judge the sealing performance of the medical catheter device is a key link in the production process of the medical catheter device, the sealing performance of the medical catheter device is a difficult point in the technology in the production of the medical catheter device, and a plurality of medical catheter devices on the market have certain leakage situations, so a new technology is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a medical sealing filter conduit device, which can effectively solve the problem of poor sealing performance of the conventional filter conduit device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a medical sealing filter catheter device comprises a first connecting body and a second connecting body, wherein a first inlet and a first outlet are formed in the first connecting body, a first annular sealing portion is arranged on the outer peripheral side of the first outlet, a first buffer groove is concavely formed in the first annular sealing portion, an annular sealing rib is convexly formed in the first annular sealing portion, the second connecting body and the first connecting body are fixed together in a sealing mode, a second outlet and a second inlet are formed in the second connecting body, a second annular sealing portion is arranged on the outer peripheral side of the second inlet, a second buffer groove is concavely formed in the second annular sealing portion, the second buffer groove is opposite to the first buffer groove, and a sealing groove matched with the annular sealing rib is concavely formed in the second annular sealing portion.

As a preferred embodiment: and a throttling piece is arranged in the first connecting body.

As a preferred embodiment: a stepped throttling hole penetrates through the middle of the throttling piece, a first through hole and a second through hole are formed in the throttling piece and communicated, and the diameter of the first through hole is larger than that of the second through hole.

As a preferred embodiment: the side surface of the second connector is provided with a plurality of shunting holes, and the shunting holes are distributed on the outer peripheral side of the second connector.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

through being equipped with first annular sealing at first delivery outlet periphery side, still protruding sealed fin of annular that is equipped with on this first annular sealing, and be equipped with second annular sealing at second introducing port periphery side, still be equipped with the sealed recess with the sealed fin looks adaptation of annular on this second annular sealing, this sealed fin block of annular is in sealed recess, can make and have better sealing performance between first connector and the second connector, simultaneously, the last concave first dashpot that is equipped with of this first annular sealing, the last concave second dashpot that is equipped with of this second annular sealing, thereby can alleviate liquid in the pipe device to the pressure of sealed fin, further promote pipe device's sealing performance.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an assembled perspective view of a preferred embodiment of the present invention;

FIG. 2 is a cross-sectional view of a preferred embodiment of the present invention;

FIG. 3 is a perspective view of the first connecting body according to the preferred embodiment of the present invention;

fig. 4 is a perspective view of a second connector according to a preferred embodiment of the present invention.

The attached drawings indicate the following:

10. first connector 101 and first introduction port

102. First output port 103 and first buffer tank

104. A first via 105 and a second via

11. First annular sealing part 12 and annular sealing rib

20. Second connecting body 201 and second output port

202. A second introduction port 203 and a second buffer tank

204. Sealing groove 205 and shunting hole

21. A second annular seal 30, a throttle.

Detailed Description

Referring to fig. 1 to 4, a specific structure of a preferred embodiment of the present invention is shown, which includes a first connecting body 10 and a second connecting body 20.

The first connecting body 10 is provided with a first inlet 101 and a first outlet 102, the first inlet 101 is used for the medical liquid outside to enter, a first annular sealing part 11 is arranged on the outer periphery of the first outlet 102, the first outlet 102 is used for butting with the external parts, the first annular sealing part 11 can improve the sealing performance when the first outlet 102 is butted with other parts, a first buffer groove 103 is concavely arranged on the first annular sealing part 11, an annular sealing rib 12 is convexly arranged on the first annular sealing part 11, the second connecting body 20 and the first connecting body 10 are sealed and fixed together, the second connecting body 20 is provided with a second outlet 201 and a second inlet 202, the second inlet 202 is in direct contact with the first outlet 102, a second annular sealing part 21 is arranged on the outer periphery of the second inlet 202, a second buffer groove 203 is concavely arranged on the second annular sealing part 21, this second dashpot 203 is just right each other with aforementioned first dashpot 103, still the concave sealed recess 204 that is equipped with the adaptation of annular sealing fin 12 on this second annular seal portion 21, sealed effect is realized in sealed recess 204 to aforementioned annular sealing fin 12 block, and this first dashpot 103 and second dashpot 203 all can hold partly medical liquid to can alleviate liquid pressure to sealed fin in the pipe device, further promote pipe device's sealing performance.

In the embodiment, the throttle 30 is arranged in the first connecting body 10, a stepped throttle hole penetrates through the throttle 30, the throttle 30 has a first through hole 104 and a first through hole 105, the first through hole 104 is communicated with the first through hole 105, the diameter of the first through hole 104 is larger than that of the first through hole 105, external medical liquid firstly enters from the first introducing port 101, then flows into the first through hole 104 with the larger diameter, and then flows into the first through hole 105 with the smaller diameter, and the design can play a role of flow restriction on the medical liquid flowing into the first connecting body 10.

Furthermore, a plurality of diversion holes 205 communicating with the inside of the second connecting body 20 are provided on the side surface of the second connecting body 20, the plurality of diversion holes 205 are distributed on the outer circumferential side of the second connecting body 20, and when the diversion holes 205 are used for diversion, it is necessary to seal the second output hole first, and then communicate each diversion hole 205 with an external device, so that the medical liquid in the catheter device can flow out from each diversion hole 205.

The utility model discloses a design focus lies in:

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. A medical sealing filter catheter device, comprising: the sealing device comprises a first connecting body and a second connecting body, wherein a first leading-in port and a first leading-out port are formed in the first connecting body, a first annular sealing part is arranged on the periphery side of the first leading-out port, a first buffering groove is concavely formed in the first annular sealing part, an annular sealing convex rib is convexly formed in the first annular sealing part, the second connecting body and the first connecting body are fixed together in a sealing mode, a second leading-out port and a second leading-in port are formed in the second connecting body, the second leading-in port is in direct opposite communication with the first leading-out port, a second annular sealing part is arranged on the periphery side of the second leading-in port, a second buffering groove is concavely formed in the second annular sealing part, the second buffering groove is in direct opposite direction to the first buffering groove, and a sealing groove matched with the annular sealing groove is concavely formed in the second annular sealing part.

2. The medical sealing filter catheter device of claim 1, wherein: and a throttling piece is arranged in the first connecting body.

3. The medical sealing filter catheter device of claim 2, wherein: a stepped throttling hole penetrates through the middle of the throttling piece, a first through hole and a second through hole are formed in the throttling piece and communicated, and the diameter of the first through hole is larger than that of the second through hole.

4. The medical sealing filter catheter device of claim 1, wherein: the side surface of the second connector is provided with a plurality of shunting holes communicated with the interior of the second connector, and the shunting holes are distributed on the peripheral side of the second connector.