CN206292138U - A kind of air penetrability detecting system of waterproof vent valve - Google Patents
A kind of air penetrability detecting system of waterproof vent valve Download PDFInfo
- Publication number
- CN206292138U CN206292138U CN201621331061.7U CN201621331061U CN206292138U CN 206292138 U CN206292138 U CN 206292138U CN 201621331061 U CN201621331061 U CN 201621331061U CN 206292138 U CN206292138 U CN 206292138U
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- Prior art keywords
- vent valve
- waterproof vent
- air
- detecting system
- air penetrability
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Abstract
The utility model is related to waterproof vent valve field, the air penetrability detecting system of specifically related to a kind of waterproof vent valve, the air penetrability detecting system includes gas channel, flowmeter and waterproof vent valve installing mechanism, the flowmeter and waterproof vent valve installing mechanism are connected with gas channel, and the air-flow of the gas channel flows in flowmeter and waterproof and breathable valve system;Wherein, the waterproof vent valve is arranged in waterproof vent valve installing mechanism, in the presence of positive draft or negative airflow of the flowmeter in gas channel, the gas flow in detection gas channel.The utility model is measured by the gas flow of waterproof vent valve, the air penetrability for detecting waterproof vent valve by designing a kind of air penetrability detecting system of vent valve of waterproof by flowmeter;Meanwhile, waterproof vent valve installing mechanism simple structure is conveniently replaceable waterproof vent valve to be detected, realizes quickly and conveniently detecting effective air penetrability energy of waterproof vent valve.
Description
Technical field
The utility model is related to waterproof vent valve field, and in particular to a kind of air penetrability detecting system of waterproof vent valve.
Background technology
Waterproof vent valve is combined together by forms such as the injection of Pu Wei eptfe films, ultra-sonic weldeds, forms sealing
Component.Mainly there are the vent valves such as screw-type, forced, buckle-type, toggle formula, vent valve mainly there are two important indicators:1st, thoroughly
Tolerance 2, degree of protection.
Waterproof vent valve effectively ventilative and water resistance is the key index as its performance of detection, particularly effectively thoroughly
Gas, particularly applies in led outdoor lamps industry, automobile manufacture industry, photovoltaic industry.Specifically, waterproof vent valve
Apply in above-mentioned industry, make product more durable.
But, effective air penetrability of waterproof vent valve how is quickly and conveniently detected, it is that those skilled in the art's emphasis grinds
One of problem studied carefully.
Utility model content
The technical problems to be solved in the utility model is, for the drawbacks described above of prior art, there is provided a kind of waterproof is saturating
The air penetrability detecting system of air valve, quickly and conveniently detects effective air penetrability energy of waterproof vent valve.
The utility model solves the technical scheme that its technical problem used:A kind of air penetrability of waterproof vent valve is provided
Detecting system, the air penetrability for detecting waterproof vent valve, air penetrability detecting system includes gas channel, flowmeter and waterproof
Vent valve installing mechanism, the flowmeter and waterproof vent valve installing mechanism are connected with gas channel, the air-flow of the gas channel
Flowed in flowmeter and waterproof and breathable valve system;Wherein,
The waterproof vent valve is arranged in waterproof vent valve installing mechanism, positive draft of the flowmeter in gas channel
Or in the presence of negative airflow, the gas flow in detection gas channel obtains the positive air penetrability or negative pressure of waterproof vent valve
Air penetrability.
Wherein, preferred version is:The waterproof vent valve installing mechanism includes mounting body, and one end of the mounting body includes
First installation port of waterproof vent valve is installed, its other end includes first breather pipe being connected with gas channel.
Wherein, preferred version is:The mounting body is PTFE pitmans, and the PTFE pitmans include being installed with first respectively
The middle airway that port connects with the first breather pipe;The first installation port is screw thread notch, is set at the ora terminalis of the screw thread notch
It is equipped with sealing ring;Snap joint is provided between first breather pipe and PTFE pitmans, first breather pipe is by quickly connecing
Head is connected with PTFE pitmans.
Wherein, preferred version is:The waterproof vent valve installing mechanism includes gas-tight silo, and one is included on the shell of the gas-tight silo
Second installation port of waterproof vent valve, and second breather pipe connected with gas channel are installed.
Wherein, preferred version is:The air penetrability detecting system also includes a negative pressure generator, and the negative pressure generator is arranged on
Connected in gas channel and with the second breather pipe, second breather pipe forms negative airflow in the presence of negative pressure generator.
Wherein, preferred version is:The waterproof vent valve installing mechanism also includes connecting rod and compressed part, the one of the connecting rod
End is connected with compressed part, and acts on movement in compressed part, and the other end of the connecting rod is resisted against waterproof vent valve, and in pressure
Waterproof vent valve is pressed on the second installation port under the pressure effect in tight portion.
Wherein, preferred version is:The waterproof vent valve installing mechanism includes gas-tight silo, and one is included on the shell of the gas-tight silo
Second installation port of waterproof vent valve is installed;
The gas channel includes malleation air-flow passage and negative-pressure air-flow passage, and the gas-tight silo includes connecting with malleation air-flow passage
Logical positive airway pressure pipe, also including the negative pressure ventilation pipe with negative-pressure air-flow channel connection;Wherein, the positive airway pressure pipe and negative pressure are logical
Tracheae includes a blocking device, and when positive airway pressure pipe is ventilated, the negative pressure ventilation pipe plug device that is blocked is blocked, and works as negative pressure ventilation
When pipe is ventilated, the positive airway pressure pipe plug device that is blocked is blocked.
Wherein, preferred version is:The air penetrability detecting system also includes the precise throttling valve connected with gas channel, the essence
Close choke valve is arranged on the front end of flowmeter, the gas flow of the gauge that become a mandarin for controlling stream.
Wherein, preferred version is:The air penetrability detecting system also includes a pressure gauge and split channel, the split channel
Two ends are separately positioned on the two ends of flowmeter, and the pressure gauge is arranged on split channel, for detecting air penetrability detecting system
Atmospheric pressure.
Wherein, preferred version is:The port of the gas channel is provided with discharge characteristic tester, for detecting that air penetrability is examined
The air flow rate characteristic of examining system.
The beneficial effects of the utility model are that compared with prior art, the utility model is a kind of thoroughly by designing waterproof
The air penetrability detecting system of air valve, is measured by the gas flow of waterproof vent valve, for detecting waterproof and breathable by flowmeter
Effective rate of valve;Meanwhile, waterproof vent valve installing mechanism simple structure is conveniently replaceable waterproof vent valve to be detected, realizes
Quickly and conveniently detect the air penetrability of waterproof vent valve.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structured flowchart of the utility model air penetrability detecting system;
Fig. 2 is the concrete structure block diagram of the utility model air penetrability detecting system;
Fig. 3 is the structured flowchart of the utility model negative pressure generator;
Fig. 4 is the structural representation of the utility model waterproof vent valve installing mechanism first embodiment
Fig. 5 is the structural representation of the utility model waterproof vent valve installing mechanism second embodiment;
Fig. 6 is the cross-sectional view of Fig. 5 gas-tight silos;
Fig. 7 is the configuration schematic diagram of Fig. 5.
Specific embodiment
In conjunction with accompanying drawing, preferred embodiment of the present utility model is elaborated.
Waterproof vent valve 2 is combined together by forms such as the injection of Pu Wei eptfe films, ultra-sonic weldeds, forms sealing
Component.Mainly there are the vent valves such as screw-type, forced, buckle-type, toggle formula, waterproof vent valve 2 mainly there are two important fingers
Mark:1st, Air permenbility 2, degree of protection.Particularly in Air permenbility performance.
As depicted in figs. 1 and 2, the utility model provides a kind of being preferable to carry out for air penetrability detecting system of waterproof vent valve
Example.
A kind of air penetrability detecting system of waterproof vent valve 2, the air penetrability for detecting waterproof vent valve 2, the air penetrability
Detecting system includes gas channel, flowmeter 1 and waterproof vent valve installing mechanism, the flowmeter 1 and waterproof vent valve fitting machine
Structure is connected with gas channel, and the air-flow of the gas channel flows in flowmeter 1 and the mechanism of waterproof vent valve 2;Wherein,
The waterproof vent valve 2 is arranged in waterproof vent valve installing mechanism, positive gas of the flowmeter 1 in gas channel
In the presence of stream or negative airflow, the gas flow in detection gas channel obtains the positive air penetrability of waterproof vent valve 2 or negative
Pressure air penetrability.
Specifically, installed or manually installed by machine automatization, each waterproof vent valve 2 to be detected is pressed into identical direction
It is installed in the installation of waterproof vent valve 2 port, flows through the gas flow of flowmeter 1 by gas afterwards, measurement is each to be detected is prevented
The Air permenbility performance of water vent valve 2.Wherein, can pre-set a rate range, different waterproof vent valve 2 to be detected it is right
The gas flow of flowmeter 1 answered, its corresponding different grade is such as unqualified, qualified, excellent.
Further, the air penetrability detecting system also includes the precise throttling valve 5 connected with gas channel, precision throttling
Valve 5 is arranged on the front end of flowmeter 1, the gas flow of the gauge 1 that become a mandarin for controlling stream.Choke valve is by changing throttling section
Or chock length is to control the valve of fluid flow, choke valve and check valve parallel connection are then combined into one-way throttle valve, throttled
Valve does not have flow negative-feedback function, it is impossible to which speed of the compensation as caused by load change is unstable, is typically only used for load change
Less or to the less demanding occasion of speed stability.Meanwhile, using the low cost of precise throttling valve 5, construction is relatively simple, is easy to system
Make and repair.
Further, the air penetrability detecting system also includes a pressure gauge 8 and split channel, the two ends point of the split channel
The two ends of flowmeter 1 are not arranged on, the pressure gauge 8 is arranged on split channel, the air pressure for detecting air penetrability detecting system
Pressure, the atmospheric pressure at the specific two ends of detection stream gauge 1.
Wherein, the two ends of flowmeter 1 are respectively arranged with a tap 6, and a split channel is formed by tap 6,
Pressure gauge 8 is separately positioned on tap 6.Preferably, tap 6 is preferably three joints.
Preferably, the precise throttling valve 5 is arranged on the front end of tap 6.
Further, a pressure regulator valve 4 is set between the gas channel and precise throttling valve 5, and the pressure regulator valve 4 adjusts its two ends
Draught head.Pressure gauge 8 is used cooperatively with pressure regulator valve 4, for monitor the pressure value set during read test whether meet will
Ask.
Further, the port of the gas channel is provided with discharge characteristic tester, for detecting air penetrability detecting system
Air flow rate characteristic.Preferably XT19 series discharge characteristic testers, XT19 series discharge characteristic testers can be to various
Part carries out the test of discharge characteristic, as long as the product for having discharge characteristic test request to every profession and trade is tested (such as:Stream
Quantity sensor, check valve, vent valve, fan, water pump, air pump, vavuum pump, fan, pipeline etc.).Tested media can be various
Fluid (Oil, Water, Gas), or even including debris, soil, mud etc..
Wherein, the function of waterproof vent valve 2 is able to two-way ventilative, remains that cabinet of communication equipment is inside and outside and flattens
Weighing apparatus, malleation is formed when pressure is more than ambient pressure in cabinet equipment, and this is that valve needs outwards exhaust, otherwise is formed in equipment
Then needed during negative pressure by vent valve to air pressure is supplemented in cabinet equipment, weighed with reaching inside and outside pressing.
As shown in Figures 3 and 4, the utility model provides a kind of preferred embodiment of waterproof vent valve installing mechanism.
The waterproof vent valve installing mechanism includes mounting body 11, and one end of the mounting body 11 includes installing waterproof and breathable
First installation port 12 of valve 2, its other end includes first breather pipe 13 being connected with gas channel.
Wherein, the mounting body 11 be PTFE pitmans, the PTFE pitmans include respectively with first install port 12 and
The middle airway 111 of the connection of the first breather pipe 13;The first installation port 12 is screw thread notch, is set at the ora terminalis of the screw thread notch
It is equipped with sealing ring 14;Snap joint 15 is provided between first breather pipe 13 and PTFE pitmans, first breather pipe 13 leads to
Snap joint 15 is crossed to be connected with PTFE pitmans.
Further right, the air penetrability detecting system also includes a negative pressure generator 7, and the negative pressure generator 7 is arranged on air-flow
Connected in passage and with the first breather pipe 13, first breather pipe 13 forms negative airflow in the presence of negative pressure generator.Ginseng
Fig. 3 is examined, when using negative pressure generator 7, air-flow is flowed back to by waterproof successively in the presence of negative pressure generator 7 from outside
Vent valve 2, flowmeter 1.
As shown in Fig. 3, Fig. 5, Fig. 6 and Fig. 7, the utility model provides a kind of preferable implementation of waterproof vent valve installing mechanism
Example.
The waterproof vent valve installing mechanism includes gas-tight silo 21, includes that one installs waterproof and breathable on the shell of the gas-tight silo 21
Second installation port 2112 of valve 2, and second breather pipe connected with gas channel.
Wherein, the waterproof vent valve installing mechanism also include connecting rod 24 and compressed part 23, one end of the connecting rod 24 with
Compressed part 23 is connected, and acts on movement in compressed part 23, and the other end of the connecting rod 24 is resisted against waterproof vent valve 2, and
Waterproof vent valve 2 is pressed at the second installation port 2112 under the pressure effect of compressed part 23.
Further right, the air penetrability detecting system also includes a negative pressure generator 7, and the negative pressure generator 7 is arranged on air-flow
Connected in passage and with the second breather pipe, second breather pipe forms negative airflow in the presence of negative pressure generator.With reference to figure
3, when using negative pressure generator 7, air-flow is flowed back to by waterproof and breathable successively in the presence of negative pressure generator 7 from outside
Valve 2, flowmeter 1.
Preferably, the waterproof vent valve installing mechanism includes gas-tight silo 21, includes that one installs on the shell of the gas-tight silo 21
Second installation port 2112 of waterproof vent valve 2;The gas channel includes malleation air-flow passage and negative-pressure air-flow passage, the sealing
Storehouse 21 includes the positive airway pressure pipe 221 with malleation air-flow channel connection, also including the negative pressure ventilation with negative-pressure air-flow channel connection
Pipe 222;Wherein, the positive airway pressure pipe 221 and negative pressure ventilation pipe 222 include a blocking device (not shown), work as positive airway pressure
When pipe 221 is ventilated, the negative pressure ventilation pipe 222 plug device that is blocked is blocked, when negative pressure ventilation pipe 222 is ventilated, the positive airway pressure pipe
221 plug devices that are blocked are blocked.
Further, waterproof vent valve installing mechanism also includes support bar 26 and support platform 25, and the support platform 25 is led to
Cross support bar 26 to be arranged on gas-tight silo 21, be specifically located at the one side of the second installation port 2112, connecting rod 24 and compression
Portion 23 is arranged in support platform 25.
Specifically, and Fig. 6 is referred to, at compressed part 23, compressed part 23 includes compressed part platform 234, connecting plate 233, turns
Fixed handle 232 and compressor arm 231, the rotation handle 232 and compressor arm 231 against, connecting plate 233 respectively with rotate handle 232
Connected with compressed part platform 234, rotate handle 232 and be rotatably arranged on connecting plate 233, rotate handle 232 around connecting plate 233
During vertical rotation, compressor arm 231 is driven to be vertically moved relative to compressed part platform 234;At connecting rod 24, connecting rod 24 includes
Upper boom 241, the lower beam 243 against waterproof vent valve 2 and the company of fixed upper boom 241 and lower beam 243 being connected with compressor arm 231
Socket part 242;At support platform 25, support platform 25 include for support bar 26 coordinate support rod through-hole 251 and with pressure
The compression rod through-hole 252 that tight bar 231 coordinates, the compressor arm 231 is through compressing rod through-hole 252 and vertical relative to support platform 25
It is mobile.
With reference to Fig. 5 and Fig. 6, gas-tight silo 21 includes upper storehouse 211, lower storehouse 213 and O-ring seal 212, upper storehouse 211 and lower storehouse
A sealing space is constituted between 213, the second installation port 2112 and the support bar coordinated with support bar 26 are provided with upper storehouse 211
Through hole 2111, be provided with lower storehouse 213 with positive airway pressure pipe 221 coordinate positive airway pressure pipe through-hole 2131 and with negative pressure ventilation pipe
The 222 negative pressure ventilation pipe through-holes 2132 for coordinating;Wherein, it is additionally provided with sealing ring 2113 on the second installation port 2112.
As described above, only the utility model most preferred embodiment is not intended to limit scope of the present utility model,
All equivalent change or modifications made according to present utility model application the scope of the claims, are all the utility model and are covered.
Claims (10)
1. a kind of air penetrability detecting system of waterproof vent valve, the air penetrability for detecting waterproof vent valve, it is characterised in that:Should
Air penetrability detecting system includes gas channel, flowmeter and waterproof vent valve installing mechanism, and the flowmeter and waterproof vent valve are pacified
Mounting mechanism is connected with gas channel, and the air-flow of the gas channel flows in flowmeter and waterproof and breathable valve system;Wherein,
The waterproof vent valve is arranged in waterproof vent valve installing mechanism, positive draft or negative of the flowmeter in gas channel
In the presence of air-flow, the gas flow in detection gas channel, the positive air penetrability or negative pressure for obtaining waterproof vent valve is ventilative
Rate.
2. air penetrability detecting system according to claim 1, it is characterised in that:The waterproof vent valve installing mechanism includes peace
Dress main body, one end of the mounting body includes installing the first installation port of waterproof vent valve, and its other end includes one and air-flow
Channel attached first breather pipe.
3. air penetrability detecting system according to claim 2, it is characterised in that:The mounting body is PTFE pitmans, should
PTFE pitmans include the middle airway for being connected with the first installation port and the first breather pipe respectively;The first installation port is spiral shell
Groove mouthful, sealing ring is provided with the ora terminalis of the screw thread notch;It is provided between first breather pipe and PTFE pitmans quick
Joint, first breather pipe is connected by snap joint with PTFE pitmans.
4. air penetrability detecting system according to claim 1, it is characterised in that:The waterproof vent valve installing mechanism includes close
Feng Cang, includes a second installation port for installing waterproof vent valve on the shell of the gas-tight silo, and one connects with gas channel
The second breather pipe.
5. air penetrability detecting system according to claim 4, it is characterised in that:The air penetrability detecting system also includes that one is negative
Pressure generator, the negative pressure generator is arranged in gas channel and is connected with the second breather pipe, and second breather pipe is sent out in negative pressure
Negative airflow is formed in the presence of raw device.
6. air penetrability detecting system according to claim 4, it is characterised in that:The waterproof vent valve installing mechanism also includes
Connecting rod and compressed part, one end of the connecting rod are connected with compressed part, and act on movement in compressed part, the connecting rod it is another
One end is resisted against waterproof vent valve, and waterproof vent valve is pressed on into the second installation port under the pressure effect of compressed part.
7. air penetrability detecting system according to claim 1, it is characterised in that:The waterproof vent valve installing mechanism includes close
Feng Cang, includes a second installation port for installing waterproof vent valve on the shell of the gas-tight silo;
The gas channel includes malleation air-flow passage and negative-pressure air-flow passage, and the gas-tight silo includes and malleation air-flow channel connection
Positive airway pressure pipe, also including the negative pressure ventilation pipe with negative-pressure air-flow channel connection;Wherein, the positive airway pressure pipe and negative pressure ventilation pipe
Include a blocking device, when positive airway pressure pipe ventilate, the negative pressure ventilation pipe plug device that is blocked is blocked, when negative pressure ventilation pipe leads to
During gas, the positive airway pressure pipe plug device that is blocked is blocked.
8. air penetrability detecting system according to claim 1, it is characterised in that:The air penetrability detecting system also includes and gas
The precise throttling valve of circulation road connection, the precise throttling valve is arranged on the front end of flowmeter, the gas of the gauge that become a mandarin for controlling stream
Body flow.
9. the air penetrability detecting system according to claim 1 or 8, it is characterised in that:The air penetrability detecting system also includes
One pressure gauge and split channel, the two ends of the split channel are separately positioned on the two ends of flowmeter, and the pressure gauge is arranged on shunting
On passage, the atmospheric pressure for detecting air penetrability detecting system.
10. air penetrability detecting system according to claim 1, it is characterised in that:The port of the gas channel is provided with stream
Flow characteristic tester, the air flow rate characteristic for detecting air penetrability detecting system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621331061.7U CN206292138U (en) | 2016-12-06 | 2016-12-06 | A kind of air penetrability detecting system of waterproof vent valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621331061.7U CN206292138U (en) | 2016-12-06 | 2016-12-06 | A kind of air penetrability detecting system of waterproof vent valve |
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Publication Number | Publication Date |
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CN206292138U true CN206292138U (en) | 2017-06-30 |
Family
ID=59098022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621331061.7U Expired - Fee Related CN206292138U (en) | 2016-12-06 | 2016-12-06 | A kind of air penetrability detecting system of waterproof vent valve |
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Country | Link |
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CN (1) | CN206292138U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112284646A (en) * | 2020-11-25 | 2021-01-29 | 深圳市法拉第电驱动有限公司 | Method for testing air tightness of motor controller |
-
2016
- 2016-12-06 CN CN201621331061.7U patent/CN206292138U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112284646A (en) * | 2020-11-25 | 2021-01-29 | 深圳市法拉第电驱动有限公司 | Method for testing air tightness of motor controller |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20201206 |
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CF01 | Termination of patent right due to non-payment of annual fee |