CN210131230U

CN210131230U - Oxygen cylinder flow meter lower end oxygen uptake tubule remedy connection structure

Info

Publication number: CN210131230U
Application number: CN201920329052.1U
Authority: CN
Inventors: 王茹
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2020-03-10
Anticipated expiration: 2029-03-14

Abstract

The utility model discloses a connection structure is remedied to oxygen cylinder flow meter lower extreme oxygen uptake tubule, including the flow meter body, be equipped with on the downside lateral wall of flow meter body and connect the mouth of pipe, it is equipped with the pipe box to insert in the mouth of pipe, and is equipped with first external screw thread on the upside lateral wall of pipe box, connect be equipped with on the orificial downside inner wall with first external screw thread assorted first internal thread, be equipped with the connecting pipe on the downside lateral wall of pipe box, and the diameter size of connecting pipe is less than the diameter size of pipe box, the cover is equipped with the oxygen uptake pipe on the outside lateral wall of connecting pipe. The utility model discloses in, this oxygen tank flow meter lower extreme oxygen uptake tubule remedy connection structure can dismantle the change fast to the oxygen uptake pipe of breaking over, avoids whole flow meter to scrap, and then causes certain economic loss.

Description

Oxygen cylinder flow meter lower end oxygen uptake tubule remedy connection structure

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a connection structure is remedied to oxygen cylinder flow meter lower extreme oxygen uptake tubule.

Background

The oxygen tank flowmeter is widely applied to the medical field, and can stably carry out oxygen therapy on a patient through real-time monitoring of the flowmeter, so that the oxygen therapy safety is ensured.

However, the oxygen tube at the lower end of the existing oxygen tank flowmeter is integrally connected with the oxygen tank flowmeter, and if the oxygen tube is broken, the oxygen tube cannot be detached and replaced, so that the whole oxygen tank flowmeter cannot be used continuously, and great economic loss is caused.

Therefore, a remedial connection structure for an oxygen absorbing tubule at the lower end of an oxygen tank flow meter is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a connecting structure for remedying an oxygen absorbing tubule at the lower end of an oxygen tank flow meter.

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

the utility model provides a connection structure is remedied to oxygen cylinder flow meter lower extreme oxygen uptake tubule, includes the flow meter body, be equipped with on the downside lateral wall of flow meter body and connect the mouth of pipe, it is equipped with the pipe box to insert in the mouth of pipe, and is equipped with first external screw thread on the upside lateral wall of pipe box, connect and be equipped with on the orificial downside inner wall and first internal thread with first external screw thread assorted, be equipped with the connecting pipe on the downside lateral wall of pipe box, and the diameter size of connecting pipe is less than the diameter size of pipe box, the cover is equipped with the oxygen uptake pipe on the.

Preferably, the connecting pipe and the oxygen tube are in interference fit.

Preferably, the outer side wall of the connecting pipe is provided with a second external thread, and the inner wall of the pipe opening of the oxygen tube is provided with a second internal thread matched with the second external thread.

Preferably, be connected through latch device between connecting pipe and the oxygen tube, latch device sets up the bayonet socket on the oxygen tube lateral wall including the symmetry, and the bayonet socket runs through the lateral wall setting of oxygen tube, is located the oxygen tube the symmetry is equipped with the recess that the opening is carried on the back mutually on the lateral wall in the outside of connecting pipe, and the tank bottom of recess have through a plurality of spring coupling that transversely set up with bayonet socket assorted fixture block.

Preferably, the lateral walls of the two sides of the fixture block are symmetrically provided with guide grooves which are transversely arranged, and the lateral walls of the two sides of the groove are symmetrically provided with guide blocks which are matched with the guide grooves.

Preferably, an annular groove is arranged on the outer side wall of the connecting pipe in the oxygen absorption pipe, and an O-shaped sealing ring is arranged in the annular groove.

Preferably, the lower side wall of the flowmeter body is provided with a mounting groove with a downward opening, the inner wall of the mounting groove is provided with a ball bearing, the connecting pipe opening is inserted in the ball bearing and connected through a key, and one side of the ball bearing is mechanically sealed through a sealing end face.

Compared with the prior art, the beneficial effects of the utility model are that:

in the embodiment 1, the connecting pipe of the oxygen absorbing small pipe remediation connecting structure at the lower end of the oxygen tank flow meter is arranged in an interference fit manner with the oxygen absorbing pipe, so that the oxygen tank flow meter and the oxygen absorbing pipe are connected conveniently and quickly, and the disassembly and assembly speed is high;

in the embodiment 2, the second internal thread is arranged in the pipe orifice of the connecting pipe, and the second external thread is arranged on the outer side wall of the oxygen inhalation pipe, so that the two are in threaded connection, the connection between the two is convenient, and the connection is firm;

in embodiment 3, the clamping block and the spring are arranged in the connecting pipe, the bayonet is arranged on the pipe wall of the oxygen inhalation pipe, the clamping block and the bayonet are clamped with each other, the quick connection between the clamping block and the bayonet is realized, and the disassembly is convenient.

Drawings

Fig. 1 is a schematic structural view of a remedial connection structure for a small oxygen tube at the lower end of an oxygen tank flow meter of the present invention;

fig. 2 is a schematic structural diagram of a point a in fig. 1 according to the present invention;

fig. 3 is a schematic structural view of an embodiment 2 of a remedial connection structure for a small oxygen tube at the lower end of an oxygen tank flow meter according to the present invention;

fig. 4 is a schematic structural diagram of a point B in fig. 3 according to the present invention;

fig. 5 is a schematic structural view of an embodiment 3 of a remedial connection structure for a small oxygen tube at the lower end of an oxygen tank flow meter according to the present invention;

FIG. 6 is a schematic view of the structure at C in FIG. 5;

fig. 7 is a schematic structural diagram at D in fig. 1.

In the figure: the flow meter comprises a flow meter body 1, a pipe connecting port 2, a pipe sleeve 3, a connecting pipe 4, an oxygen inhalation pipe 5, a first external thread 6, a 7O-shaped sealing ring, an annular groove 8, a second external thread 9, a guide block 10, a spring 11, a groove 12, a fixture block 13, a guide groove 14, a bayonet 15, an installation groove 16, a ball bearing 17 and a sealing end face 18.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-7, a connecting structure for remedying oxygen inhalation tubules at the lower end of an oxygen tank flow meter comprises a flow meter body 1, wherein a connecting pipe port 2 is arranged on the lower side wall of the flow meter body 1, a mounting groove 16 with a downward opening is arranged on the lower side wall of the flow meter body 1, a ball bearing 17 is arranged on the inner wall of the mounting groove 16, the connecting pipe port 2 is inserted in the ball bearing 17 and is connected through a key, one side of the ball bearing 17 is mechanically sealed through a sealing end surface 18, in the actual use process, the oxygen inhalation pipe 5 at the lower end can be in a twisting state, the oxygen inhalation pipe 5 can be conveniently recovered to a normal state due to the adoption of a rotating connection mode, the oxygen inhalation pipe 5 can be protected and prevented from being twisted, a pipe sleeve 3 is inserted in the connecting pipe port 2, a first external thread 6 is arranged on the upper side wall of the pipe sleeve 3, and a first internal thread matched with, the side wall of the lower side of the pipe sleeve 3 is provided with a connecting pipe 4, the diameter of the connecting pipe 4 is smaller than that of the pipe sleeve 3, and the side wall of the outer side of the connecting pipe 4 is sleeved with an oxygen uptake pipe 5.

Example 1

The connecting pipe 4 and the oxygen absorption pipe 5 are in interference fit.

Referring to fig. 1 and 2, if the oxygen tube 5 at the middle lower end of the flowmeter body 1 is broken, it needs to be replaced in time, because the connecting tube 4 is connected with the oxygen tube 5 through interference fit, the oxygen tube 5 can be pulled out only by applying a slight force, and the oxygen tube 5 is sleeved into the connecting tube 4 by applying a force during installation, the connecting mode is fast and convenient, but the oxygen tube 5 falls off from the connecting tube 4 during use;

example 2

The outer side wall of the connecting pipe 4 is provided with a second external thread 9, and the inner wall of the pipe opening of the oxygen tube 5 is provided with a second internal thread matched with the second external thread 9.

Referring to fig. 3 and 4, since the connecting pipe 4 and the oxygen tube 5 are detachably screwed, when the oxygen tube 5 is broken, the oxygen tube 5 can be screwed off and then replaced with a new oxygen tube 5 for continuous use, and the connecting method is convenient and fast in disassembly and assembly operation, and is not laborious, but is troublesome to manufacture compared with the embodiment 1;

example 3

Connecting pipe 4 is connected through latch device between 5 with oxygen tube, latch device sets up bayonet 15 on 5 lateral walls of oxygen tube including the symmetry, and bayonet 15 runs through the lateral wall setting of oxygen tube 5, be located the outside lateral wall of connecting pipe 4 in oxygen tube 5 on the symmetry be equipped with the recess 12 that the opening carried on the back mutually, and the tank bottom of recess 12 be connected with through a plurality of horizontal spring 11 that set up with bayonet 15 assorted fixture block 13, the symmetry is equipped with the leading positive groove 14 of horizontal setting on the lateral wall of the both sides of fixture block 13, the symmetry is equipped with and leads positive block 10 of leading positive groove 14 assorted on the lateral wall of the both sides of recess 12, can make the flexible removal of fixture block 13 stable, phenomenons such as skew can not take place, make fixture block 13 can accurately with bayonet 15 looks joint.

Referring to fig. 5 and 6, the connecting tube 4 and the oxygen tube 5 are connected by the clamping block 13 and the bayonet 15, if the oxygen tube 5 is broken, the finger is inserted into the bayonet 15 to push the clamping block 13 out of the bayonet 15, and the oxygen tube 5 is pulled downwards, so that the broken oxygen tube 5 can be disassembled, the installation only needs to correspond to the space between the clamping block 13 and the bayonet 15, the oxygen tube 5 is sleeved into the connecting tube 4, the connecting tube is connected by the clamping of the clamping block 13 and the bayonet 15, the disassembling and assembling operation is convenient and fast, but compared with the embodiment 1 and the embodiment 2, a gap exists between the connecting tube 4 and the oxygen tube 5, and the sealing performance is relatively poor.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a connection structure is remedied to oxygen cylinder flow meter lower extreme oxygen uptake tubule, includes flow meter body (1), its characterized in that, be equipped with on the downside lateral wall of flow meter body (1) and connect mouth of pipe (2), connect the mouth of pipe (2) to insert and be equipped with pipe box (3), and be equipped with first external screw thread (6) on the upside lateral wall of pipe box (3), be equipped with on the downside inner wall of pipe box (2) with first external screw thread (6) assorted first internal thread, be equipped with connecting pipe (4) on the downside lateral wall of pipe box (3), and the diameter size of connecting pipe (4) is less than the diameter size of pipe box (3), the cover is equipped with oxygen uptake pipe (5) on the outside lateral wall of connecting pipe (4.

2. The remedial connection structure for the oxygen absorbing tubule at the lower end of the oxygen tank flow meter is characterized in that an interference fit is adopted between the connecting pipe (4) and the oxygen absorbing pipe (5).

3. The remedial connection structure for the oxygen absorbing tubule at the lower end of the oxygen tank flow meter according to claim 1, wherein a second external thread (9) is arranged on the outer side wall of the connection pipe (4), and a second internal thread matched with the second external thread (9) is arranged on the inner wall of the pipe orifice of the oxygen absorbing pipe (5).

4. The remedial connection structure for the oxygen uptake tubule at the lower end of the oxygen tank flow meter according to claim 1, wherein the connection pipe (4) is connected with the oxygen uptake pipe (5) through a clamping device, the clamping device comprises bayonets (15) symmetrically arranged on the side wall of the oxygen uptake pipe (5), the bayonets (15) penetrate through the side wall of the oxygen uptake pipe (5), grooves (12) with opposite openings are symmetrically arranged on the outer side wall of the connection pipe (4) in the oxygen uptake pipe (5), and clamping blocks (13) matched with the bayonets (15) are connected to the bottom of the groove (12) through a plurality of transversely arranged springs (11).

5. The oxygen pipe remedial connection structure for the lower end of the oxygen tank flow meter is characterized in that the two side walls of the fixture block (13) are symmetrically provided with transversely arranged guide grooves (14), and the two side walls of the groove (12) are symmetrically provided with guide blocks (10) matched with the guide grooves (14).

6. The remedial connection structure for the oxygen absorbing tubule at the lower end of the oxygen tank flow meter is characterized in that an annular groove (8) is formed in the outer side wall of the connecting pipe (4) in the oxygen absorbing pipe (5), and an O-shaped sealing ring (7) is arranged in the annular groove (8).

7. The oxygen absorbing tubule remedial connection structure at the lower end of the oxygen tank flow meter is characterized in that a mounting groove (16) with a downward opening is formed in the side wall of the lower side of the flow meter body (1), a ball bearing (17) is arranged on the inner wall of the mounting groove (16), the connecting pipe opening (2) is inserted into the ball bearing (17) and is connected through a key, and one side of the ball bearing (17) is sealed through a sealing end face (18).