CN208833452U - Nasal oxygen tube leakage and pressure resistant testing device - Google Patents
Nasal oxygen tube leakage and pressure resistant testing device Download PDFInfo
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- CN208833452U CN208833452U CN201821768053.8U CN201821768053U CN208833452U CN 208833452 U CN208833452 U CN 208833452U CN 201821768053 U CN201821768053 U CN 201821768053U CN 208833452 U CN208833452 U CN 208833452U
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Abstract
Nasal oxygen tube leakage and pressure resistant testing device, including tee tube and force (forcing) pump, the left end of tee tube connects the output end of force (forcing) pump by hose, air gauge is fixedly mounted in the upper end of tee tube, the first gas tube is fixedly mounted in the right end of tee tube, first gas tube is communicated with the inside of tee tube, the side of tee tube is equipped with two pieces of circular blocks, the inside of circular block opens up circular groove, round through groove is opened up on the outside of the circular block in left side, the first gas tube is passed through from round through groove and periphery connection fixed thereto.The structure of the present apparatus is simple and convenient to operate, it is applied widely, adapt to the diameter and wall thickness of the nasal oxygen tube with different size, so as to substantially reduce the testing cost of nasal oxygen tube, meanwhile the maintenance cost of the device is cheap, and small in size, light weight, keep test equipment more portable, is suitble to promote the use of.Air gauge is directly communicated with the inside of nasal oxygen tube, the air pressure change in the more intuitive observation nasal oxygen tube of energy, more convenient in use.
Description
Technical field
The utility model belongs to nasal oxygen tube performance testing device field, and specifically a kind of nasal oxygen tube leakage and pressure resistance are surveyed
Trial assembly is set.
Background technique
Nasal oxygen tube belongs to medical applications, is to be connect with oxygen enriching system for the hose for human body oxygen uptake, nasal oxygen tube is selected
The medical macromolecular materials production of abiology, chemical hazard, and require the maximum as defined in 200KPa or 2 times of manufacturer
Under operating pressure, when choosing the larger value in the two to nasal oxygen tube progress voltage-withstand test, nasal oxygen tube cannot rupture；When 10
0KPa pressure effect under, joint cannot reveal, in this, as nasal oxygen tube requirement up to standard, it is therefore desirable to nasal oxygen tube into
Nasal oxygen tube and test gas bottle are directly connected to survey by the test of row pressure resistance and leakage, existing nasal oxygen tube test device mostly
Examination, and the diameter of the nasal oxygen tube of different size is all different with wall thickness, therefore to the more demanding of test equipment, test is caused to be thrown
What is entered is at high cost, more inconvenient when in use.
Utility model content
The utility model provides a kind of leakage of nasal oxygen tube and pressure resistant testing device, to solve defect in the prior art.
The utility model is achieved by the following technical programs:
The left end of nasal oxygen tube leakage and pressure resistant testing device, including tee tube and force (forcing) pump, tee tube is connected by hose
The output end of force (forcing) pump, the upper end fixed installation air gauge of tee tube, right end the first gas tube of fixed installation of tee tube, first
Gas tube is communicated with the inside of tee tube, and the side of tee tube is equipped with two pieces of circular blocks, and the inside of circular block opens up round recessed
Slot opens up round through groove on the outside of the circular block in left side, and the first gas tube is passed through from round through groove and periphery is fixed thereto
Connection, is equipped with the second gas tube in circular groove corresponding to the circular block positioned at right side, one end of the second gas tube with it is corresponding
Circular groove on the inside of be fixedly connected, be equipped with the inflatable cushion of circular ring shape in circular groove, the first gas tube and the second inflation
Pipe passes through respectively from the inner ring of corresponding inflatable cushion and periphery connection fixed thereto, the periphery of the first gas tube and the second gas tube
Front and rear sides open up through-hole respectively, and through-hole is located in corresponding inflatable cushion, and the first gas tube leads to respectively with the second gas tube
It crosses through-hole to communicate with the inside of corresponding inflatable cushion, first annular inflatable cushion and the second annular is fixedly mounted in the inside of inflatable cushion
Inflatable cushion, the second annular inflatable pad are located within corresponding first annular inflatable cushion inner ring, first annular inflatable cushion and
Second ring inflatable cushion is communicated with the inside of corresponding inflatable cushion respectively, the outer ring of first annular inflatable cushion respectively with corresponding circle
The inner wall of groove is fixedly connected, and the first gas tube is worn from the inner ring of corresponding second annular inflatable pad respectively with the second gas tube
It crosses, the periphery of the first gas tube and the second gas tube is fixedly connected with the inner ring of corresponding second annular inflatable pad respectively.
Nasal oxygen tube leakage as described above and pressure resistant testing device, the lower section of the circular block are equipped with bottom plate, force (forcing) pump
Bottom surface be fixedly connected with the top surface side of bottom plate, the bottom surface of circular block is fixed by the bracket with the top surface of bottom plate and connect.
Nasal oxygen tube leakage as described above and pressure resistant testing device, the top surface other side of the bottom plate open up T shape sliding slot,
T-shaped slider is equipped in T shape sliding slot, T-shaped slider can be slided along T shape sliding slot, the upper end of T-shaped slider and the circular block bottom for being located at right side
The bracket in face is fixedly connected.
Level board is fixedly mounted in nasal oxygen tube leakage as described above and pressure resistant testing device, the side of the T-shaped slider,
Threaded hole is opened up in the middle part of the top surface of level board, is equipped with butterfly bolt in threaded hole, butterfly bolt is threadedly engaged with threaded hole, butterfly
The lower end of bolt can be engaged with the bottom surface inner wall of T shape sliding slot.
Nasal oxygen tube leakage as described above and pressure resistant testing device, the circular block are rubber material.
Nasal oxygen tube leakage as described above and pressure resistant testing device, the inflatable cushion, first annular inflatable cushion and second
Annular inflatable pad is elastomeric material and is structure as a whole.
The utility model has the advantages that: when in use, the both ends of the nasal oxygen tube of the certain length of interception are inserted respectively into
Between corresponding first annular inflatable cushion and the second annular inflatable pad, the inner wall of nasal oxygen tube can be filled with corresponding second annular respectively
The outer ring of air cushion is engaged, and the periphery of nasal oxygen tube can be engaged with the inner ring of corresponding first annular inflatable cushion respectively, the
One gas tube can be inserted into nasal oxygen tube with the second gas tube and inside communicates therewith, start force (forcing) pump, and high pressure gas passes through
Hose is transmitted in tee tube, and then is transmitted in the first gas tube, and high pressure gas can be transmitted to be measured by the first gas tube
Nasal oxygen tube inside, and then can be transmitted in the second gas tube, part of high pressure gas can be transmitted by corresponding through-hole
Into corresponding inflatable cushion, first annular inflatable cushion and the second annular inflatable pad, inflatable cushion, first annular inflatable cushion and the second ring
Shaped inflatable pad can expand under the action of high pressure gas, so as to closely fit together with nasal oxygen tube, and then by nasal oxygen tube
It clamps and seals, when the numerical value that air gauge is shown reaches the required numerical value of test, whether observation nasal oxygen tube ruptures or let out
Dew, achievees the purpose that test with this；Nasal oxygen tube has two different forms, and one is directly intercept with certain length
One whole section of nasal oxygen tube, another kind are two sections of nasal oxygen tubes for being respectively provided with connector A Yu connector B, and connector A and connector B can grafting
Cooperation, to tool, there are two types of the nasal oxygen tubes of different shape to test, and can test respectively the compressive resistance of nasal oxygen tube and nasal oxygen tube connects
Whether revealed at head.The structure of the present apparatus is simple and convenient to operate, applied widely, adapts to the nasal oxygen tube with different size
Diameter and wall thickness, so as to substantially reduce the testing cost of nasal oxygen tube, meanwhile, the maintenance cost of the device is cheap, and body
The small, light weight of product, keeps test equipment more portable, is suitble to promote the use of.Air gauge is directly communicated with the inside of nasal oxygen tube, can be more
Add the air pressure change in intuitive observation nasal oxygen tube, it is more convenient in use.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；Fig. 2 is the cross-sectional view of the line A-A along Fig. 1；Fig. 3 is the B of Fig. 1 to view
Figure；Fig. 4 is I partial enlarged view of Fig. 1.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Nasal oxygen tube leakage and pressure resistant testing device, as shown, including tee tube 1 and force (forcing) pump 2, the left end of tee tube 1
The output end of force (forcing) pump 2 is connected by hose, air gauge 3, the fixed peace of the right end of tee tube 1 is fixedly mounted in the upper end of tee tube 1
The first gas tube 4 is filled, the first gas tube 4 is communicated with the inside of tee tube 1, and the side of tee tube 1 is equipped with two pieces of circular blocks 5, circle
The inside of shape block 5 opens up circular groove 6, opens up round through groove 18, the first gas tube 4 positioned at the outside of the circular block 5 in left side
It is passed through from round through groove 18 and periphery connection fixed thereto, the is equipped in circular groove 6 corresponding to the circular block 5 positioned at right side
Two gas tubes 9, one end of the second gas tube 9 are fixedly connected with the inside of corresponding circular groove 6, are equipped in circular groove 6
The inflatable cushion 7 of circular ring shape, the first gas tube 4 passed through respectively from the inner ring of corresponding inflatable cushion 7 with the second gas tube 9 and periphery with
Be fixedly connected, the periphery front and rear sides of the first gas tube 4 and the second gas tube 9 open up through-hole 8 respectively, and through-hole 8 is located at
In corresponding inflatable cushion 7, the first gas tube 4 and the second gas tube 9 pass through the inside phase of through-hole 8 and corresponding inflatable cushion 7 respectively
Logical, first annular inflatable cushion 10 and the second annular inflatable pad 11, the second annular inflatable pad 11 is fixedly mounted in the inside of inflatable cushion 7
It is located within corresponding 10 inner ring of first annular inflatable cushion, first annular inflatable cushion 10 and the second annular inflatable pad 11 are distinguished
It is communicated with the inside of corresponding inflatable cushion 7, the outer ring of first annular inflatable cushion 10 is solid with the inner wall of corresponding circular groove 6 respectively
Fixed connection, the first gas tube 4 are passed through from the inner ring of corresponding second annular inflatable pad 11 respectively with the second gas tube 9, and first fills
The periphery of tracheae 4 and the second gas tube 9 is fixedly connected with the inner ring of corresponding second annular inflatable pad 11 respectively.When in use,
The both ends of the nasal oxygen tube of the certain length of interception are inserted respectively into corresponding first annular inflatable cushion 10 and the second annular inflatable
Between pad 11, the inner wall of nasal oxygen tube can be engaged with the outer ring of corresponding second annular inflatable pad 11 respectively, outside nasal oxygen tube
Week can be engaged with the inner ring of corresponding first annular inflatable cushion 10 respectively, and the first gas tube 4 and the second gas tube 9 can be inserted
Enter into nasal oxygen tube and inside communicates therewith, start force (forcing) pump 2, high pressure gas is transmitted in tee tube 1 by hose, Jin Erchuan
It is sent in the first gas tube 4, high pressure gas can be transmitted to the inside of nasal oxygen tube to be measured by the first gas tube 4, and then can pass
It is sent in the second gas tube 9, part of high pressure gas can be transmitted to corresponding inflatable cushion 7, the first ring by corresponding through-hole 8
In shaped inflatable pad 10 and the second annular inflatable pad 11, inflatable cushion 7, first annular inflatable cushion 10 and the second annular inflatable pad 11 can be
It is expanded under the action of high pressure gas, so as to closely fit together with nasal oxygen tube, and then nasal oxygen tube is clamped and sealed, when
When numerical value needed for the numerical value that air gauge 3 is shown reaches test, whether observation nasal oxygen tube occurs to rupture or reveal, and reaches survey with this
The purpose of examination；Nasal oxygen tube has two different forms, one is the one whole section of nasal oxygen tube with certain length directly intercepted,
Another kind is two sections of nasal oxygen tubes for being respectively provided with connector A Yu connector B, and connector A can be mating with connector B, to two
The nasal oxygen tube of kind different shape is tested, and whether the compressive resistance and nasal oxygen tube joint that can test nasal oxygen tube respectively are revealed.
The structure of the present apparatus is simple and convenient to operate, applied widely, adapts to the diameter and wall thickness of the nasal oxygen tube with different size,
So as to substantially reduce the testing cost of nasal oxygen tube, meanwhile, the maintenance cost of the device is cheap, and small in size, light weight, makes
Test equipment is more portable, is suitble to promote the use of.Air gauge 3 is directly communicated with the inside of nasal oxygen tube, can more intuitive observation
Air pressure change in nasal oxygen tube is more convenient in use.
Specifically, the lower section of circular block 5 described in the present embodiment is equipped with bottom in order to further increase the stability of device
Plate 12, the bottom surface of force (forcing) pump 2 are fixedly connected with the top surface side of bottom plate 12, and the bottom surface of circular block 5 is logical with the top surface of bottom plate 12
Bracket is crossed to be fixedly connected.All parts can be connected by bottom plate 12, the position of all parts can be further limited, into
Device can be made more firm when row test job, so as to improve the stability of device.
Specifically, for the scope of application of further expansion device, the top surface other side of bottom plate 12 described in the present embodiment
T shape sliding slot 13 is opened up, is equipped with T-shaped slider 14 in T shape sliding slot 13, T-shaped slider 14 can be slided along T shape sliding slot 13, T-shaped slider 14
Upper end is fixedly connected with the bracket for 5 bottom surface of circular block for being located at right side.Pass through the sliding between T shape sliding slot 13 and T-shaped slider 14
Cooperation, can adjust the distance between two pieces of circular blocks 5, so as to which the nasal oxygen tube of different length to be stretched to straight state, energy
The scope of application of further expansion device.
Further, in order to further increase the accuracy of test result, the side of T-shaped slider 14 described in the present embodiment
Level board 15 is fixedly mounted, threaded hole 16 is opened up in the middle part of the top surface of level board 15, is equipped with butterfly bolt 17, butterfly in threaded hole 16
Bolt 17 is threadedly engaged with threaded hole 16, and the lower end of butterfly bolt 17 can be engaged with the bottom surface inner wall of T shape sliding slot 13.Work as root
Behind position according to the good T-shaped slider 14 of the length adjustment of nasal oxygen tube to be measured, butterfly bolt 17 is tightened, butterfly bolt 17 can be by level board
15 position restriction, and then can prevent T-shaped slider 14 from sliding, and then the position of corresponding circular block 5 can be limited, so as to
Avoiding nasal oxygen tube from being bent under self gravitation effect causes the air pressure in nasal oxygen tube unevenly to influence test result, can further mention
The accuracy of high test result.
Further, in order to further increase the air-tightness of device, circular block 5 described in the present embodiment is rubber material
Matter.First annular inflatable cushion 10 is bonded even closer when contacting with rubber material, better air-tightness is able to maintain, when first annular
When the outer ring of inflatable cushion 10 is engaged with the inner wall of corresponding circular groove 6, it is avoided that nasal oxygen tube occurs gas leakage at both ends and shows
As more convenient in use.
Further, in order to extend the service life of device, inflatable cushion 7, first annular inflation described in the present embodiment
Pad 10 is elastomeric material and is structure as a whole with the second annular inflatable pad 11.Elastic rubber can be automatic after the completion of test
It returns to original state, the elasticity after deformation is not susceptible to change, and can further extend the service life of equipment.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (6)
1. nasal oxygen tube leakage and pressure resistant testing device, it is characterised in that: including tee tube (1) and force (forcing) pump (2), tee tube (1)
Left end by the output end of hose connection force (forcing) pump (2), air gauge (3) are fixedly mounted in the upper end of tee tube (1), tee tube
(1) the first gas tube (4) are fixedly mounted in right end, and the first gas tube (4) is communicated with the inside of tee tube (1), tee tube (1)
Side is equipped with two pieces of circular blocks (5), the inside of circular block (5) opens up circular groove (6), the circular block (5) positioned at left side
Outside opens up round through groove (18), and the first gas tube (4) is passed through from round through groove (18) and periphery connection fixed thereto, is located at the right side
The second gas tube (9) are equipped in circular groove (6) corresponding to the circular block (5) of side, one end of the second gas tube (9) with it is corresponding
Circular groove (6) on the inside of be fixedly connected, the inflatable cushion (7) of circular ring shape, the first gas tube are equipped in circular groove (6)
(4) it is passed through respectively from the inner ring of corresponding inflatable cushion (7) with the second gas tube (9) and periphery connection fixed thereto, the first inflation
The periphery front and rear sides of pipe (4) and the second gas tube (9) open up through-hole (8) respectively, and through-hole (8) is located at corresponding inflatable cushion
(7) in, the first gas tube (4) and the second gas tube (9) are communicated by through-hole (8) with the inside of corresponding inflatable cushion (7) respectively,
First annular inflatable cushion (10) and the second annular inflatable pad (11), the second annular inflatable is fixedly mounted in the inside of inflatable cushion (7)
Pad (11) is located within corresponding first annular inflatable cushion (10) inner ring, and first annular inflatable cushion (10) is filled with the second annular
Air cushion (11) is communicated with the inside of corresponding inflatable cushion (7) respectively, the outer ring of first annular inflatable cushion (10) respectively with it is corresponding
The inner wall of circular groove (6) is fixedly connected, and the first gas tube (4) is filled from corresponding second annular respectively with the second gas tube (9)
The inner ring of air cushion (11) passes through, the periphery of the first gas tube (4) and the second gas tube (9) respectively with corresponding second annular inflatable
The inner ring of pad (11) is fixedly connected.
2. nasal oxygen tube leakage according to claim 1 and pressure resistant testing device, it is characterised in that: the circular block (5)
Lower section be equipped with bottom plate (12), the bottom surface of force (forcing) pump (2) is fixedly connected with the top surface side of bottom plate (12), the bottom of circular block (5)
Face is fixed by the bracket with the top surface of bottom plate (12) and connect.
3. nasal oxygen tube leakage according to claim 2 and pressure resistant testing device, it is characterised in that: the bottom plate (12)
The top surface other side opens up T shape sliding slot (13), is equipped with T-shaped slider (14) in T shape sliding slot (13), T-shaped slider (14) can be along T shape sliding slot
(13) it slides, the upper end of T-shaped slider (14) is fixedly connected with the bracket of circular block (5) bottom surface for being located at right side.
4. nasal oxygen tube leakage according to claim 3 and pressure resistant testing device, it is characterised in that: the T-shaped slider
(14) level board (15) are fixedly mounted in side, open up threaded hole (16) in the middle part of the top surface of level board (15), in threaded hole (16)
Equipped with butterfly bolt (17), butterfly bolt (17) is threadedly engaged with threaded hole (16), and the lower end of butterfly bolt (17) can be sliding with T shape
The bottom surface inner wall of slot (13) is engaged.
5. nasal oxygen tube leakage according to claim 1 and pressure resistant testing device, it is characterised in that: the circular block (5)
For rubber material.
6. nasal oxygen tube according to claim 1 leakage and pressure resistant testing device, it is characterised in that: the inflatable cushion (7),
First annular inflatable cushion (10) is elastomeric material and is structure as a whole with the second annular inflatable pad (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768053.8U CN208833452U (en) | 2018-10-30 | 2018-10-30 | Nasal oxygen tube leakage and pressure resistant testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821768053.8U CN208833452U (en) | 2018-10-30 | 2018-10-30 | Nasal oxygen tube leakage and pressure resistant testing device |
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| Publication Number | Publication Date |
|---|---|
| CN208833452U true CN208833452U (en) | 2019-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821768053.8U Active CN208833452U (en) | 2018-10-30 | 2018-10-30 | Nasal oxygen tube leakage and pressure resistant testing device |
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| Country | Link |
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| CN (1) | CN208833452U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243694A (en) * | 2019-07-19 | 2019-09-17 | 中国建材国际工程集团有限公司 | One kind is flexible coupling pressure resistant testing device and its pressure testing method |
| CN112098016A (en) * | 2020-11-17 | 2020-12-18 | 山东艾泰克环保科技股份有限公司 | High-order intake pipe gas tightness detection device |
-
2018
- 2018-10-30 CN CN201821768053.8U patent/CN208833452U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243694A (en) * | 2019-07-19 | 2019-09-17 | 中国建材国际工程集团有限公司 | One kind is flexible coupling pressure resistant testing device and its pressure testing method |
| CN112098016A (en) * | 2020-11-17 | 2020-12-18 | 山东艾泰克环保科技股份有限公司 | High-order intake pipe gas tightness detection device |
| CN112098016B (en) * | 2020-11-17 | 2021-02-02 | 山东艾泰克环保科技股份有限公司 | High-order intake pipe gas tightness detection device |
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