CN207215405U - Fluid tube assembly tightness measuring device - Google Patents
Fluid tube assembly tightness measuring device Download PDFInfo
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- CN207215405U CN207215405U CN201721134949.6U CN201721134949U CN207215405U CN 207215405 U CN207215405 U CN 207215405U CN 201721134949 U CN201721134949 U CN 201721134949U CN 207215405 U CN207215405 U CN 207215405U
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- bellows
- blow vent
- measuring device
- cylinder
- gas
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Abstract
The utility model discloses a kind of fluid tube assembly tightness measuring device, fluid tube assembly includes fluid hose, the first bellows, the second bellows, check valve；Fluid hose is provided with the first blow vent, the second blow vent, the 3rd blow vent；Check valve is arranged at the second blow vent；First bellows one end is communicated to the first blow vent；Second bellows one end is communicated to the second blow vent；Tightness measuring device includes source of the gas, valve, plug, flow sensor, baroceptor；Source of the gas is communicated to the first bellows other end；Valve is used to control the second bellows other end with atmosphere or shut-off；Plug is used to close the 3rd blow vent；Flow sensor is used to detect the gas flow by the first bellows；Baroceptor is used to detect the air pressure in the first bellows.The utility model, integrated fluid sealing test and check valve clamping stagnation test two kinds of functional tests, easy to operate, and test result accuracy is high, and can guarantee that fluid hose internal check valve is not damaged.
Description
Technical field
It the utility model is related to sealing test technology, more particularly to fluid tube assembly tightness measuring device.
Background technology
Fluid tube assembly in process of production, generally only does the detection of the part of fluid tube assembly in itself in suppliers,
Any test is not done before assembling factory's assembling.The part of fluid tube assembly in itself due to by long-distance transport, sorting, material it
Between mutually collide with, the ball valve of fluid tube assembly can be caused to shift in the bracket, cause part to reveal.Fluid tube assembly is in batch
In Assembling Production, because this station does not do any test to part, if be found not when finally carrying out assembly sealing test
It is qualified, fluid pipe modular assembly will be caused to scrap, cause factory's manufacturing cost to be substantially increased.Therefore, how in convection body
The sealing property of fluid tube assembly in itself is reliably and effectively detected in the mass production of tube assembly and is shown for reducing manufacturing cost
Obtain particularly important.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of fluid tube assembly tightness measuring device, integrated fluid
The seal of tube is tested and check valve clamping stagnation tests two kinds of functional tests, and easy to operate, test result accuracy is high, and can guarantee that fluid
Pipe internal check valve is not damaged.
In order to solve the above technical problems, fluid tube assembly tightness measuring device provided by the utility model, the fluid
Tube assembly includes fluid hose 10, the first bellows 17, the second bellows 18, check valve 19；It is logical that the fluid hose 10 is provided with first
Gas port 11, the second blow vent 12, the 3rd blow vent 13；Between first blow vent 11, the second blow vent 12 and the 3rd blow vent 13
Gas circuit connects；The check valve 19 is arranged at the second blow vent 12, for allowing from the outlet of the second blow vent 12 and forbidding
From the air inlet of the second blow vent 12；The one end of first bellows 17 is communicated to the first blow vent 11；The one end of second bellows 18 is communicated to
Second blow vent 12；Characterized in that, tightness measuring device include source of the gas 21, valve 22, plug 23, flow sensor 24,
Baroceptor 25；
The source of the gas 21 is communicated to the other end of the first bellows 17；
The valve 22 is used to control the other end of the second bellows 18 with atmosphere or shut-off；
The plug 23 is used to close the 3rd blow vent 13；
The flow sensor 24 is used to detect the gas flow by the first bellows 17；
The baroceptor 25 is used to detect the air pressure in the first bellows 17.
Preferably, tightness measuring device also includes the first cylinder 26, the second cylinder 27；
The head of lead 271 of the cylinder 27 of lead 261 and second of first cylinder 26 is respectively arranged with sealing ring 40, and
And the lead of two cylinders offers the gas channels 262,272 for connecting its front end and side wall respectively；
The head of the lead 261 of first cylinder 26 is used to insert in the other end of first bellows 17, will
First bellows 17 seals connection with the gas channels 262 of the lead 261 of first cylinder 26；
The source of the gas 21 is accessed by the side wall mouth of the gas channels 262 of the lead 261 of first cylinder 26；
The head of the lead 271 of second cylinder 27 is used to insert in the other end of second bellows 18, will
Second bellows 18 seals connection with the gas channels 272 of the lead 271 of second cylinder 26；
The valve 22 is arranged at the side wall mouth of the gas channels 272 of the lead 271 of second cylinder 26, is used for
The side wall mouth is closed or opens, the control other end of the second bellows 18 is the same as atmosphere or shut-off.
Preferably, the tightness measuring device also includes pipe clamp head 41；
The pipe clamp head 41 is used for the other end for fixing the bellows 18 of the first bellows 17 and second.
Preferably, the sealing ring 40 is flexible material, the bellows is plastic material.
Preferably, the valve 22 is two position two-way valve.
Preferably, the flow sensor 24 and baroceptor 25 install the lead in first cylinder 26 concentratedly
In 261 gas channels 262.
Preferably, tightness measuring device also includes pressure regulator valve 28 and filter 29；
The pressure regulator valve 28 is used to adjust the air pressure that source of the gas 21 is injected into the first bellows 17；
The filter 29 is used to filter the gas being injected into the first bellows 17；
The flow sensor 24, baroceptor 25, pressure regulator valve 28 and filter 29 are installed concentratedly described first
In the gas channels 262 of the lead 261 of cylinder 26.
Preferably, the tightness measuring device also includes base 30, guide rod 31, spring 32；
The left part of base 30 is provided with directed cavity, and directed cavity left end is provided with a pilot hole；
The right-hand member periphery of guide rod 31 is provided with position limiting convex ring, and left end periphery is provided with baffle ring；
The right-hand member of guide rod 31 is inserted in the directed cavity, and left end leans out the directed cavity left side by the pilot hole
Side, and the external diameter of the position limiting convex ring is more than the internal diameter of the pilot hole；
The spring 32 is set on the guide rod 31, and both ends bear against baffle ring and the pilot hole periphery
The left surface of base 30；
The plug 23 is fixed on the left end of guide rod 31.
Fluid tube assembly tightness measuring device of the present utility model, when carrying out 10 sealing test of fluid hose, second is led to
Gas port 12 is sealed by valve 22, and the 3rd blow vent 13 is sealed by plug 23, and test gas enters from the first blow vent 11, when
When fluid tube assembly has leakage, 24 detection flows of flow sensor have larger fluctuation, if it exceeds setting flowed fluctuation
Upper lower limit value can then alarm, reach the purpose that whether seals of identification pipeline.When carrying out the test of check valve clamping stagnation, second is led to
Gas port 12 is opened by valve 22, and the 3rd blow vent 13 is sealed by plug 23, and test gas enters from the first blow vent 11, when
When check valve 19 can not be opened flexibly, the loine pressure that baroceptor 25 detects can become big, if it exceeds in setting pressure
Limit value can then alarm, and reach identification check valve 19 whether the purpose of clamping stagnation.The fluid tube assembly sealing of embodiment one is surveyed
Trial assembly is put, and integrated fluid sealing test and check valve clamping stagnation test two kinds of functional tests, easy to operate, test result accuracy
Height, and can guarantee that the internal check valve 19 of fluid hose 10 is not damaged, solve because material defectses cause product function defect can not
The problem of being detected in time.
Brief description of the drawings
In order to illustrate more clearly of the technical solution of the utility model, the accompanying drawing to being used required for the utility model below
It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the utility model, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is fluid hose assembly assumption diagram；
Fig. 2 is the embodiment schematic diagram of fluid tube assembly tightness measuring device one of the present utility model；
Fig. 3 is the example structure schematic diagram of fluid tube assembly tightness measuring device one of the present utility model.
Description of reference numerals：
10 fluid hoses；11 first blow vents；12 second blow vents；13 the 3rd blow vents；17 first bellowss；18 second ripples
Line pipe；19 check valves；
21 sources of the gas；22 valves；23 plugs；24 flow sensors；25 baroceptors；26 first cylinders；27 second cylinders；
28 pressure regulator valves；29 filters；The lead of 261 first cylinders；The gas channels of the lead of 262 first cylinders；271 second gas
The lead of cylinder；The gas channels of the lead of 272 second cylinders；
40 sealing rings；41 pipe clamp heads；
30 bases；31 guide rods；32 springs.
Embodiment
Below in conjunction with accompanying drawing, clear, complete description is carried out to the technical scheme in the utility model, it is clear that retouched
The embodiment stated is part of the embodiment of the present utility model, rather than whole embodiments.Based on the reality in the utility model
Apply example, all other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
Embodiment one
As shown in figure 1, the fluid tube assembly includes fluid hose 10, the first bellows 17, the second bellows 18, check valve
19；The fluid hose 10 is provided with the first blow vent 11, the second blow vent 12, the 3rd blow vent 13；First blow vent 11, second is logical
Gas circuit connects between the blow vent 13 of gas port 12 and the 3rd；The check valve 19 is arranged at the second blow vent 12, for allow from
The outlet of second blow vent 12 and forbid from the air inlet of the second blow vent 12；The one end of first bellows 17 is communicated to the first blow vent
11；The one end of second bellows 18 is communicated to the second blow vent 12；
Passed as shown in Fig. 2 the fluid tube assembly tightness measuring device includes source of the gas 21, valve 22, plug 23, flow
Sensor 24, baroceptor 25；
The source of the gas 21 is communicated to the other end of the first bellows 17；
The valve 22 is used to control the other end of the second bellows 18 with atmosphere or shut-off；
The plug 23 is used to close the 3rd blow vent 13；
The flow sensor 24 is used to detect the gas flow by the first bellows 17；
The baroceptor 25 is used to detect the air pressure in the first bellows 17.
The fluid tube assembly tightness measuring device of embodiment one, can carry out fluid hose sealing test and check valve clamping stagnation
Test.(solid arrow represents test airflow direction to its principle, and dotted arrow represents air-flow inside fluid hose as shown in Figure 1
Flow direction), when carrying out 10 sealing test of fluid hose, the second blow vent 12 is sealed by valve 22, the 3rd blow vent 13 is logical
Plug 23 to be crossed to seal, test gas enters from the first blow vent 11, when fluid tube assembly, which exists, to be leaked, the institute of flow sensor 24
Detection flows have larger fluctuation, if it exceeds the upper lower limit value of setting flowed fluctuation can then alarm, reaching identification pipeline is
The purpose of no sealing.When carrying out the test of check valve clamping stagnation, the second blow vent 12 is opened by valve 22, the 3rd blow vent 13 is logical
Plug 23 to be crossed to seal, test gas enters from the first blow vent 11, when check valve 19 can not be opened flexibly, baroceptor 25
The loine pressure detected can become big, if it exceeds setting upper pressure limit value can then alarm, and reaching identification check valve 19 is
The purpose of no clamping stagnation.The fluid tube assembly tightness measuring device of embodiment one, integrated fluid sealing test and check valve card
Two kinds of functional tests of stagnant test, easy to operate, test result accuracy is high, and can guarantee that the internal check valve 19 of fluid hose 10 is not damaged
Wound, is solved the problems, such as because material defectses cause product function defect not detected in time.
Embodiment two
Based on embodiment one, as shown in figure 3, tightness measuring device also includes the first cylinder 26, the second cylinder 27；
Lead (271) head of the cylinder 27 of lead 261 and second of first cylinder 26 is respectively arranged with sealing ring 40,
And the lead of two cylinders offers the gas channels 262,272 for connecting its front end and side wall respectively；
The head of the lead 261 of first cylinder 26 is used to insert in the other end of first bellows 17, will
First bellows 17 seals connection with the gas channels 262 of the lead 261 of first cylinder 26；
The source of the gas 21 is accessed by the side wall mouth of the gas channels 262 of the lead 261 of first cylinder 26；
The head of the lead 271 of second cylinder 27 is used to insert in the other end of second bellows 18, will
Second bellows 18 seals connection with the gas channels 272 of the lead 271 of second cylinder 26；
The valve 22 is arranged at the side wall mouth of the gas channels 272 of the lead 271 of second cylinder 26, is used for
The side wall mouth is closed or opens, the control other end of the second bellows 18 is the same as atmosphere or shut-off.
Preferably, tightness measuring device also includes pipe clamp head 41；
The pipe clamp head 41 is used for the other end for fixing the bellows 18 of the first bellows 17 and second.
Preferably, the sealing ring 40 is flexible material, the bellows is plastic material.
Preferably, the valve 22 is two position two-way valve.
Preferably, the internal diameter of the gas channels 262,272 is 3.5mm to 4.5mm.
The fluid tube assembly tightness measuring device of embodiment two, the bellows other end is fixed by pipe clamp head 41, gas
The guiding post head of cylinder is equipped with sealing ring, and lead offers the gas channels of connection front end and side wall, in test process,
Cylinder drives lead to stretch into the bellows other end, and flexible material sealing ring contacts with plastic material bellows will not cause ripple
Line end surfaces are damaged.
Embodiment three
Fluid tube assembly tightness measuring device based on embodiment one, the flow sensor 24 and baroceptor 25
Install concentratedly in the gas channels 262 of the lead 261 of first cylinder 26.
Preferably, tightness measuring device also includes pressure regulator valve 28, filter 29；
The pressure regulator valve 28 is used to adjust the air pressure that source of the gas 21 is injected into the first bellows 17；
The filter 29 is used to filter the gas being injected into the first bellows 17；
The flow sensor 24, baroceptor 25, pressure regulator valve 28 and filter 29 are installed concentratedly described first
In the gas channels 262 of the lead 261 of cylinder 26.
The fluid tube assembly tightness measuring device of embodiment three, test gas circuit have been integrated into the lead of the first cylinder 26
Inside 261 gas channels 262, test gas enters test loop from source of the gas 21 by filter 29, and gas pressure passes through precision
Pressure regulator valve 28 is adjusted, compact-sized, easy to operate, and test result accuracy is high.
Example IV
Based on embodiment one, the fluid tube assembly tightness measuring device also includes base 30, guide rod 31, spring
32；
The left part of base 30 is provided with directed cavity, and directed cavity left end is provided with a pilot hole；
The right-hand member periphery of guide rod 31 is provided with position limiting convex ring, and left end periphery is provided with baffle ring；
The right-hand member of guide rod 31 is inserted in the directed cavity, and left end leans out the directed cavity left side by the pilot hole
Side, and the external diameter of the position limiting convex ring is more than the internal diameter of the pilot hole；
The spring 32 is set on the guide rod 31, and both ends bear against baffle ring and the pilot hole periphery
The left surface of base 30；
The plug 23 is fixed on the left end of guide rod 31.
The fluid tube assembly tightness measuring device of example IV, the increase auxiliary bullet at the guide rod 31 of installed plug 23
Spring 32, plug 23 are fixed on the left end of guide rod 31, by making to be set on guide rod 31 compressive deformation of spring 32 and by plug 23
(spring its own resilient is more than gas reaction force), the ingenious Spring balanced by spring 32 are sealed to the 3rd blow vent 13
The reaction force of air pressure, sealing effectiveness is both ensure that, ensure that the elastic force of spring 32 will not damage the part of fluid hose 10 in itself again.
It is described above, only it is preferred embodiment of the present utility model, limitation in form not any to the present embodiment.
Any those skilled in the art, in the case where not departing from technical solutions of the utility model ambit, it may be by the disclosure above
Methods and technical content many possible changes and modifications are made to the utility model, or be revised as the equivalent of equivalent variations
Embodiment, it is therefore, every without departing from content of the present utility model, according to the technical essence of the utility model to above example institute
Any simple modifications, equivalents, and modifications done, still fall within the utility model protection in the range of.
Claims (8)
1. a kind of fluid tube assembly tightness measuring device, the fluid tube assembly includes fluid hose (10), the first bellows
(17), the second bellows (18), check valve (19)；The fluid hose (10) is provided with the first blow vent (11), the second blow vent
(12), the 3rd blow vent (13)；Gas circuit connects between first blow vent (11), the second blow vent (12) and the 3rd blow vent (13)
It is logical；The check valve (19) is arranged on the second blow vent (12) place, for allowing from the second blow vent (12) outlet and forbidding
From the second blow vent (12) air inlet；First bellows (17) one end is communicated to the first blow vent (11)；Second bellows (18) one
End is communicated to the second blow vent (12)；Characterized in that, tightness measuring device includes source of the gas (21), valve (22), plug
(23), flow sensor (24), baroceptor (25)；
The source of the gas (21) is communicated to the first bellows (17) other end；
The valve (22) is used to control the second bellows (18) other end with atmosphere or shut-off；
The plug (23) is used to close the 3rd blow vent (13)；
The flow sensor (24) is used to detect the gas flow by the first bellows (17)；
The baroceptor (25) is used to detect the air pressure in the first bellows (17).
2. fluid tube assembly tightness measuring device according to claim 1, it is characterised in that
Tightness measuring device also includes the first cylinder (26), the second cylinder (27)；
The lead (261) of first cylinder (26) and lead (271) head of the second cylinder (27) are respectively arranged with sealing ring
(40), and the leads of two cylinders offers the gas channels (262,272) for connecting its front end and side wall respectively；
The head of the lead (261) of first cylinder (26) is used to insert in the other end of first bellows (17),
First bellows (17) is sealed into connection with the gas channels (262) of the lead (261) of first cylinder (26)；
The source of the gas (21) is accessed by the side wall mouth of the gas channels (262) of the lead (261) of first cylinder (26)；
The head of the lead (271) of second cylinder (27) is used to insert in the other end of second bellows (18),
Second bellows (18) is sealed into connection with the gas channels (272) of the lead (271) of second cylinder (26)；
The valve (22) is arranged at the side wall mouth of the gas channels (272) of the lead (271) of second cylinder (26),
For closing or opening the side wall mouth, control the second bellows (18) other end is the same as atmosphere or shut-off.
3. fluid tube assembly tightness measuring device according to claim 2, it is characterised in that
The tightness measuring device also includes pipe clamp head (41)；
The pipe clamp head (41) is used for the other end for fixing first bellows (17) and the second bellows (18).
4. fluid tube assembly tightness measuring device according to claim 2, it is characterised in that
The sealing ring (40) is flexible material, and the bellows is plastic material.
5. fluid tube assembly tightness measuring device according to claim 2, it is characterised in that
The valve (22) is two position two-way valve.
6. fluid tube assembly tightness measuring device according to claim 2, it is characterised in that
The flow sensor (24) and baroceptor (25) install the lead (261) in first cylinder (26) concentratedly
Gas channels (262) in.
7. fluid tube assembly tightness measuring device according to claim 6, it is characterised in that
Tightness measuring device also includes pressure regulator valve (28) and filter (29)；
The pressure regulator valve (28) is used to adjust the air pressure that source of the gas (21) is injected into the first bellows (17)；
The filter (29) is used to filter the gas being injected into the first bellows (17)；
The flow sensor (24), baroceptor (25), pressure regulator valve (28) and filter (29) are installed concentratedly described
In the gas channels (262) of the lead (261) of first cylinder (26).
8. fluid tube assembly tightness measuring device according to claim 1, it is characterised in that
The tightness measuring device also includes base (30), guide rod (31), spring (32)；
Base (30) left part is provided with directed cavity, and directed cavity left end is provided with a pilot hole；
Guide rod (31) the right-hand member periphery is provided with position limiting convex ring, and left end periphery is provided with baffle ring；
Guide rod (31) right-hand member is inserted in the directed cavity, and left end leans out the directed cavity left side by the pilot hole
Side, and the external diameter of the position limiting convex ring is more than the internal diameter of the pilot hole；
The spring (32) is set on the guide rod (31), and both ends bear against baffle ring and the pilot hole periphery
Base (30) left surface；
The plug（23）It is fixed on the guide rod (31) left end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721134949.6U CN207215405U (en) | 2017-09-06 | 2017-09-06 | Fluid tube assembly tightness measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721134949.6U CN207215405U (en) | 2017-09-06 | 2017-09-06 | Fluid tube assembly tightness measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207215405U true CN207215405U (en) | 2018-04-10 |
Family
ID=61827135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721134949.6U Active CN207215405U (en) | 2017-09-06 | 2017-09-06 | Fluid tube assembly tightness measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207215405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163900A (en) * | 2018-11-14 | 2019-01-08 | 宁波均普工业自动化有限公司 | A kind of check valve flow pressure test equipment |
-
2017
- 2017-09-06 CN CN201721134949.6U patent/CN207215405U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163900A (en) * | 2018-11-14 | 2019-01-08 | 宁波均普工业自动化有限公司 | A kind of check valve flow pressure test equipment |
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