CN216410749U - Sampling device of medical liquid oxygen of conveniently changing interface - Google Patents
Sampling device of medical liquid oxygen of conveniently changing interface Download PDFInfo
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- CN216410749U CN216410749U CN202122578973.1U CN202122578973U CN216410749U CN 216410749 U CN216410749 U CN 216410749U CN 202122578973 U CN202122578973 U CN 202122578973U CN 216410749 U CN216410749 U CN 216410749U
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- liquid oxygen
- nozzle
- sampling
- sampling device
- medical liquid
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Abstract
The utility model discloses a medical liquid oxygen sampling device with a conveniently replaced interface, and relates to the technical field of clinical medical equipment. In the utility model, the connecting port is sealed in multiple layers through the connecting assembly, the annular sealing plate and the sealing ring, so that the connection tightness of the sampler and the liquid oxygen bottle during sampling is ensured, and the sampling effect is ensured.
Description
Technical Field
The utility model relates to the technical field of clinical medical equipment, in particular to a medical liquid oxygen sampling device with a conveniently-replaced interface.
Background
Liquid oxygen is liquid oxygen, is the form of oxygen when liquid state, and under the condition of now doctorsing and nurses, liquid oxygen is medical treatment commonly used use product to need frequent sampling to liquid oxygen, so that observe the detection to liquid oxygen, guarantee liquid oxygen's integrality and result of use.
When current liquid oxygen sampling device is connected with the liquid oxygen bottle, the connector appears sealed not tightly easily, and then leads to the unsatisfactory, the inefficiency condition of sample.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art and provides a medical liquid oxygen sampling device with a conveniently replaced interface.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a sampling device of medical liquid oxygen with a conveniently replaced interface comprises a sampling bottle body, wherein the right side of the sampling bottle body is connected with one end of a sampling tube, the middle part of the sampling tube is connected with a valve, and the other end of the sampling tube is connected with a liquid oxygen bottle through a connecting assembly;
the coupling assembling includes the last connector lug of being connected with sampling tube one end and the lower connector lug of pegging graft with last connector lug, the connector lug is connected with the liquid oxygen bottle down, go up the inside annular seal board that is provided with of connector lug, the annular seal board bottom is less than the bottom of last connector lug.
Further, the upper connecting nozzle is connected with a threaded sleeve through an external thread, and the lower connecting nozzle is sleeved with a threaded seat in threaded connection with the threaded sleeve.
Further, the inner side of the bottom of the upper connecting nozzle is provided with a sealing ring made of a flexible material.
Further, the outer wall of the threaded sleeve is provided with external threads, and the inner wall of the threaded seat is provided with internal threads screwed with the threaded sleeve.
Furthermore, the outer wall of the upper connecting nozzle is provided with an external thread, and the inner wall of the threaded sleeve is provided with an internal thread screwed with the upper connecting nozzle.
Furthermore, the top of the lower connecting nozzle is provided with an inserting block, and the bottom of the upper connecting nozzle is provided with an inserting groove matched with the inserting block
Compared with the prior art, the utility model has the following beneficial effects:
in the utility model, the connecting port is sealed in multiple layers through the connecting assembly, the annular sealing plate and the sealing ring, so that the connection tightness of the sampler and the liquid oxygen bottle during sampling is ensured, and the sampling effect is ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of a medical liquid oxygen sampling device with an easily replaceable interface according to the present invention;
FIG. 2 is a schematic view of the internal structure of a medical liquid oxygen sampling device with a replaceable interface;
fig. 3 is a sectional view of a connecting assembly of the medical liquid oxygen sampling device with a conveniently replaced interface according to the present invention.
Number in the figure: 1. a sampling bottle body; 2. a valve; 3. a sampling tube; 4. an upper connecting mouth; 41. a threaded sleeve; 42. an annular seal plate; 43. a seal ring; 5. a lower connecting nozzle; 51. a threaded seat; 52. an insertion block; 6. a connecting assembly is provided.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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, are merely for convenience in describing the present invention and simplifying the 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.
Referring to fig. 1-3, a sampling device for medical liquid oxygen with a conveniently replaced interface comprises a sampling bottle body 1, wherein the right side of the sampling bottle body 1 is connected with one end of a sampling tube 3, the middle part of the sampling tube 3 is connected with a valve 2, and the other end of the sampling tube 3 is connected with a liquid oxygen bottle through a connecting component 6;
coupling assembling 6 includes the last connector nozzle 4 of being connected with 3 one end of sampling tube and the lower connector nozzle 5 of pegging graft with last connector nozzle 4, and lower connector nozzle 5 is connected with the liquid oxygen bottle, goes up the inside annular seal plate 42 that is provided with of connector nozzle 4, and annular seal plate 42 bottom is less than the bottom of last connector nozzle 4, through annular seal plate 42, carries out once sealed to the gap of going up between connector nozzle 4 and the lower connector nozzle 5.
Further, the upper connector nozzle 4 is connected with the threaded sleeve 41 through external threads, the lower connector nozzle 5 is sleeved with the threaded base 51 which is connected with the threaded sleeve 41 through threads, and the upper connector nozzle 4 is connected with the lower connector nozzle 5 more firmly through the matching of the threaded sleeve 41 and the threaded base 51.
Further, the inner side of the bottom of the upper connecting nozzle 4 is provided with a sealing ring 43 made of a flexible material, and the sealing ring 43 wraps the lower connecting nozzle 5 through the sealing ring 43, so that the upper connecting nozzle 4 and the lower connecting nozzle 5 are sealed secondarily.
Further, the outer wall of the threaded sleeve 41 is provided with an external thread, and the inner wall of the threaded seat 51 is provided with an internal thread screwed with the threaded sleeve 41.
Further, the outer wall of the upper connecting nozzle 4 is provided with an external thread, and the inner wall of the threaded sleeve 41 is provided with an internal thread screwed with the upper connecting nozzle 4.
Further, the top of the lower connecting nozzle 5 is provided with an inserting block 52, and the bottom of the upper connecting nozzle 4 is provided with an inserting groove matched with the inserting block 52.
The working principle is as follows: when sampling is needed, the sampling bottle body 1 is connected with the liquid oxygen bottle, wherein the insertion groove of the upper connecting nozzle 4 is inserted into the insertion block 52 of the lower connecting nozzle 5, then the threaded sleeve 41 is rotated to enable the threaded sleeve 41 to be screwed with the threaded seat 51 until the sealing ring 43 at the bottom of the upper connecting nozzle 4 wraps the lower connecting nozzle 5, wherein the bottom of the annular sealing plate 42 is abutted against the inner wall of the lower connecting nozzle 5, and then the sampling bottle body 1 is hermetically connected with the liquid oxygen bottle;
then, the sampling of the liquid oxygen can be started by opening the valve 2.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The sampling device for medical liquid oxygen with the interface convenient to replace is characterized by comprising a sampling bottle body (1), wherein the right side of the sampling bottle body (1) is connected with one end of a sampling tube (3), the middle part of the sampling tube (3) is connected with a valve (2), and the other end of the sampling tube (3) is connected with a liquid oxygen bottle through a connecting component (6);
coupling assembling (6) include last connector nozzle (4) be connected with sampling tube (3) one end and with last connector nozzle (4) lower connector nozzle (5) of pegging graft, connector nozzle (5) are connected with the liquid oxygen bottle down, it is provided with annular seal board (42) to go up connector nozzle (4) inside, annular seal board (42) bottom is less than the bottom of last connector nozzle (4).
2. The medical liquid oxygen sampling device with the convenient replaceable interface of claim 1, wherein the upper connection nozzle (4) is connected with a threaded sleeve (41) in an external thread mode, and the lower connection nozzle (5) is externally sleeved with a threaded seat (51) in threaded connection with the threaded sleeve (41).
3. The medical liquid oxygen sampling device with the convenient replaceable interface of claim 1, wherein the inner side of the bottom of the upper connecting nozzle (4) is provided with a sealing ring (43) made of flexible material.
4. The sampling device of medical liquid oxygen with convenient interface replacement according to claim 2, characterized in that the outer wall of the threaded sleeve (41) is provided with external threads, and the inner wall of the threaded seat (51) is provided with internal threads screwed with the threaded sleeve (41).
5. The medical liquid oxygen sampling device with the convenient replaceable interface as claimed in claim 2, wherein the outer wall of the upper connection nozzle (4) is provided with external threads, and the inner wall of the threaded sleeve (41) is provided with internal threads screwed with the upper connection nozzle (4).
6. The medical liquid oxygen sampling device with the convenient replaceable interface as claimed in claim 2, wherein the top of the lower connecting nozzle (5) is provided with an insertion block (52), and the bottom of the upper connecting nozzle (4) is provided with an insertion groove matched with the insertion block (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122578973.1U CN216410749U (en) | 2021-10-26 | 2021-10-26 | Sampling device of medical liquid oxygen of conveniently changing interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122578973.1U CN216410749U (en) | 2021-10-26 | 2021-10-26 | Sampling device of medical liquid oxygen of conveniently changing interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216410749U true CN216410749U (en) | 2022-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122578973.1U Active CN216410749U (en) | 2021-10-26 | 2021-10-26 | Sampling device of medical liquid oxygen of conveniently changing interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216410749U (en) |
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2021
- 2021-10-26 CN CN202122578973.1U patent/CN216410749U/en active Active
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