CN215024354U - Medical oxygen flow meter dust cap - Google Patents
Medical oxygen flow meter dust cap Download PDFInfo
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- CN215024354U CN215024354U CN202120556561.5U CN202120556561U CN215024354U CN 215024354 U CN215024354 U CN 215024354U CN 202120556561 U CN202120556561 U CN 202120556561U CN 215024354 U CN215024354 U CN 215024354U
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- flow meter
- cylindrical shield
- shield body
- oxygen flow
- annular
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Abstract
The utility model discloses a medical oxygen flow meter dust cap, be provided with the cylindrical shield body of open-ended including one end, the open end detachable of the cylindrical shield body is provided with end cap and the locking seal of annular, forms between the cylindrical shield body and the end cap to be used for carrying out the locking seal of annular the structure that clamps. The utility model discloses wholly adopt large size cover body structure, can no longer only limit to the one point at its tip to the regional cladding effect on a large scale that realizes that gives vent to anger of oxygen flow meter connects to through increasing annular locking seal, not only further increased holistic leakproofness, make the dust cap whole have locking effect moreover, use more reliably, in addition, the utility model discloses wholly adopt the structure of syllogic, realize clamping of annular locking seal promptly through the cooperation of the cylindrical shield body with the end cap and fix, compare in the shallow slot of traditional sealing washer structure and clamp, thoroughly avoided appearing the condition that drops, the practicality is strong.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a medical oxygen flow meter dust cap.
Background
The medical oxygen flowmeter is used for opening and closing an oxygen cylinder and controlling the oxygen supply pressure, when the oxygen flowmeter is used, an operator installs the medical oxygen flowmeter on the medical oxygen cylinder, an oxygen supply hose is installed at the output port of the flowmeter, after a main switch is opened, oxygen flows out of the oxygen cylinder, the pressure is displayed through the flowmeter, the oxygen is output from the oxygen supply hose, after the oxygen supply is finished, the main switch is closed, the oxygen supply hose is pulled out from the output port of the flowmeter, and at the moment, because the output port is completely exposed in the air, the oxygen flowmeter is easily polluted by dust and bacteria in the air, and the cleanness and the sanitation of the supplied oxygen are influenced.
In order to solve the above problems, the utility model patent specification with publication number "CN 208710721U" discloses an oxygen inhaler with a dustproof structure, which is provided with a dustproof cover at the position of the air outlet joint, but the structure is easy to be damaged in the long-term use, and the coating of the air outlet joint is limited to a point at the end, so that the protection effect is limited, and there is a need for improvement to obtain better use effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to avoid prior art's weak point, provide a medical oxygen flow meter dust cap to effectively solve the weak point that exists among the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a medical oxygen flow meter dust cap, is provided with the cylindrical shield body of open-ended including one end, the open end detachable of the cylindrical shield body is provided with end cap and the locking seal of annular, forms between the cylindrical shield body and the end cap to be used for clamping the locking seal of annular and clamps the structure, and the internal diameter of the locking seal of annular is less than the internal diameter of the cylindrical shield body and end cap.
Furthermore, a hanging ring is arranged at one end, far away from the opening, of the cylindrical protective cover body.
Further, the hanging ring and the cylindrical shield body are of an integrated structure.
Further, the cylindrical shield body is connected with the end cap through a thread structure, and the thread structure comprises an external thread arranged on the cylindrical shield body and an internal thread arranged on the end cap.
Furthermore, the annular anti-loosening sealing body is integrally made of medical silica gel materials.
Further, the annular anti-loosening sealing body comprises a sealing ring part and a clamping ring part.
Further, the cylindrical shield body is provided with an annular mounting groove in a matching clamping ring portion.
Further, the clamping ring part is matched with the end cap through an annular conical surface, and the annular conical surface comprises an outer annular conical surface arranged on the clamping ring part and an inner annular conical surface arranged on the end cap.
Furthermore, be provided with the card edge on the end cap, the card edge with the terminal surface cooperation of cylindrical guard shield body will sealing ring portion realizes crowded tight fixed.
Further, a plane structure convenient for screwing is arranged on the end cap.
The above technical scheme of the utility model following beneficial effect has: the utility model discloses wholly adopt large size cover body structure, can no longer only limit to the one point at its tip to the regional cladding effect on a large scale that realizes that gives vent to anger of oxygen flow meter connects to through increasing annular locking seal, not only further increased holistic leakproofness, make the dust cap whole have locking effect moreover, use more reliably, in addition, the utility model discloses wholly adopt the structure of syllogic, realize clamping of annular locking seal promptly through the cooperation of the cylindrical shield body with the end cap and fix, compare in the shallow slot of traditional sealing washer structure and clamp, thoroughly avoided appearing the condition that drops, the practicality is strong.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a schematic perspective view of an embodiment of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the present invention;
fig. 4 is an exploded view of the embodiment of the present invention;
fig. 5 is an exploded view of the second embodiment of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely 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 thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 5, the medical oxygen flow meter dust cap described in this embodiment includes a cylindrical shield body 100 with an opening at one end, the cylindrical shield body 100 may be made of a transparent material to facilitate observation of the internal condition, the opening end of the cylindrical shield body 100 is detachably provided with an end cap 200 and an annular anti-loose seal 300, the annular anti-loose seal 300 is integrally made of a medical silica gel material, a clamping structure for clamping the annular anti-loose seal 300 is formed between the cylindrical shield body 100 and the end cap 200, the inner diameter of the annular anti-loose seal 300 is smaller than the inner diameters of the cylindrical shield body 100 and the end cap 200, and the inner end of the annular anti-loose seal 300 contacts with an air outlet joint of the oxygen flow meter to achieve the purposes of sealing and anti-loose.
The cylindrical protective cover body 100 is provided with the link 101 in keeping away from its open-ended one end, and link 101 and cylindrical protective cover body 100 formula structure as an organic whole can utilize the string to pass link 101, hangs the dust cap on the oxygen flow meter, conveniently takes, avoids losing.
In this embodiment, the detachable structure between the cylindrical shield body 100 and the end cap 200 is a threaded structure, the threaded structure includes an external thread 102 disposed on the cylindrical shield body 100 and an internal thread 201 disposed on the end cap 200, the two can be detached by directly screwing, a planar structure 204 convenient for screwing is disposed on the end cap 200, the planar structure 204 is symmetrically disposed at two positions, and of course, the planar structure may be replaced by a structure convenient for screwing, such as a common anti-slip thread.
The annular anti-loose sealing body 300 comprises a sealing ring part 301 and a clamping ring part 302, and as shown in fig. 3, the cross section of the sealing ring part 301 and the clamping ring part 302 form an L-shaped structure.
The cylindrical shield body 100 is provided with an annular mounting groove 103 in cooperation with the clamping ring portion 302.
The clamping ring part 302 and the end cap 200 are matched through an annular conical surface, the annular conical surface comprises an outer annular conical surface 303 arranged on the clamping ring part 302 and an inner annular conical surface 202 arranged on the end cap 200, and the annular anti-loosening sealing body 300 is installed more easily through the matching of conical surface structures.
The end cap 200 is provided with a clamping edge 203, and the clamping edge 203 is matched with the end face of the cylindrical shield body 100 to tightly press and fix the sealing ring part 301.
The utility model discloses wholly adopt large size cover body structure, can no longer only limit to the one point at its tip to the regional cladding effect on a large scale that realizes that gives vent to anger of oxygen flow meter connects to through increasing annular locking seal, not only further increased holistic leakproofness, make the dust cap whole have locking effect moreover, use more reliably, in addition, the utility model discloses wholly adopt the structure of syllogic, realize clamping of annular locking seal promptly through the cooperation of the cylindrical shield body with the end cap and fix, compare in the shallow slot of traditional sealing washer structure and clamp, thoroughly avoided appearing the condition that drops, the practicality is strong.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. The utility model provides a medical oxygen flow meter dust cap, is provided with the cylindrical protecting cover body of open-ended including one end, its characterized in that: the opening end of the cylindrical shield body is detachably provided with an end cap and an annular anti-loosening sealing body, a clamping structure used for clamping the annular anti-loosening sealing body is formed between the cylindrical shield body and the end cap, and the inner diameter of the annular anti-loosening sealing body is smaller than those of the cylindrical shield body and the end cap.
2. The medical oxygen flow meter dust cap of claim 1, wherein: the cylindrical shield body is provided with a hanging ring at one end far away from the opening of the cylindrical shield body.
3. The medical oxygen flow meter dust cap of claim 2, wherein: the hanging ring and the cylindrical shield body are of an integrated structure.
4. The medical oxygen flow meter dust cap of claim 1, wherein: the cylindrical shield body is connected with the end cap through a thread structure, and the thread structure comprises an external thread arranged on the cylindrical shield body and an internal thread arranged on the end cap.
5. The medical oxygen flow meter dust cap of claim 1, wherein: the annular anti-loosening sealing body is integrally made of medical silica gel materials.
6. The medical oxygen flow meter dust cap of claim 1, wherein: the annular anti-loosening sealing body comprises a sealing ring part and a clamping ring part.
7. The medical oxygen flow meter dust cap of claim 6, wherein: the cylindrical shield body is provided with an annular mounting groove in a matched clamping ring part.
8. The medical oxygen flow meter dust cap of claim 6, wherein: the clamping ring part is matched with the end cap through an annular conical surface, and the annular conical surface comprises an outer annular conical surface arranged on the clamping ring part and an inner annular conical surface arranged on the end cap.
9. The medical oxygen flow meter dust cap of claim 6, wherein: the end cap is provided with a clamping edge, and the clamping edge is matched with the end face of the cylindrical shield body to tightly extrude and fix the sealing ring part.
10. The medical oxygen flow meter dust cap of claim 4, wherein: the end cap is provided with a plane structure convenient for screwing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120556561.5U CN215024354U (en) | 2021-03-15 | 2021-03-15 | Medical oxygen flow meter dust cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120556561.5U CN215024354U (en) | 2021-03-15 | 2021-03-15 | Medical oxygen flow meter dust cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215024354U true CN215024354U (en) | 2021-12-07 |
Family
ID=79152988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120556561.5U Active CN215024354U (en) | 2021-03-15 | 2021-03-15 | Medical oxygen flow meter dust cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215024354U (en) |
-
2021
- 2021-03-15 CN CN202120556561.5U patent/CN215024354U/en active Active
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