CN207976289U - A kind of new type of compression oxygen self-rescuer tester - Google Patents
A kind of new type of compression oxygen self-rescuer tester Download PDFInfo
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- CN207976289U CN207976289U CN201820458927.3U CN201820458927U CN207976289U CN 207976289 U CN207976289 U CN 207976289U CN 201820458927 U CN201820458927 U CN 201820458927U CN 207976289 U CN207976289 U CN 207976289U
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Abstract
The utility model discloses a kind of new type of compression oxygen self-rescuer tester, including air pump, reversal valves, water box, water filling port, overflow port, pressure gauge, flowmeter, dewatering outlet, mouth is tested, flow of air supply meter tests valve, air pump is connect by conduit with reversal valve, and reversal valve is connected by a mouth of conduit and triple valve, another mouth of triple valve connects water box by conduit, water filling port is set at the top of water box, and dewatering outlet is arranged in lower end, and water box are connect by conduit with pressure gauge；The third mouth of triple valve is connected by conduit with time triple valve, another mouthful of secondary triple valve is connected by conduit with a mouth of test valve, the another two mouth of valve is tested, one of mouth is connect by conduit with flowmeter, another mouth is connect by conduit with flow of air supply meter, the third mouth of secondary triple valve is connect with test mouth, by pipeline and switch valve, all tests are completed in primary connection, increase flow of air supply test, the testing time is shortened, is improved work efficiency.
Description
Technical field
The utility model belongs to compressed oxygen self-lifesaving device field more particularly to a kind of new type of compression oxygen self-rescuer tester.
Background technology
Compressed oxygen self-lifesaving device is called isolating compressed oxygen self-lifesaving device, is repeatable using high pressure compressed oxygen as source of oxygen
Toxic and harmful gas mainly occurs in coal mine or the operating environment of normal atmospheric pressure for the self-help escape equipment used prominent and scarce
It is used when oxygen apnea disaster.
Oxygen breathing apparatus check meter is a kind of for examining all types of positive pressures, negative pressure oxygen breathing apparatus and its component low pressure
System main performance.It is attached if any lung ventilator and its correlation, positive and negative pressure air respiratorresuscitator and its component low pressure system can also be examined
The properties of system.The middle pressure chamber chamber pressure and its stability of pressure reducer can also be examined.
Currently, coal mine compressed oxygen self-rescuer tester when testing self-rescuer, is needed tester test mouth and compression
The pneumostome of oxygen life saving device connects, and then carries out air-tightness and pressure test.Traditional self-rescuer tester needs to be arranged multiple
Test mouth meets different testing requirements, needs repeatedly to plug test mouth and cannot test flow of air supply, test and comparison is cumbersome,
Reduce working efficiency.Traditional self-rescuer tester as shown in Fig. 2, the pneumostome of self-rescuer tester and self-rescuer mask
Junction be equipped with 3 test mouths, a low pressure port, a pressure test port, a flow rate test mouth.In test, first
Low pressure port is inserted into the pneumostome of self-rescuer mask, low pressure port need to be extracted when testing, pressure test port is inserted from by the next item down
Flow rate test mouth after and then extracting pressure test port, is inserted into the pneumostome of self-rescuer mask by the pneumostome for rescuing device mask,
Thus, which plug is repeatedly to reach testing requirement back and forth.
Application No. is：CN201710839070.X, the applying date be:20170918, it is entitled：The automatic compressed oxygen of search and rescue type
In the patent of self-rescuer, a kind of automatic compressed oxygen self-lifesaving device of search and rescue type is disclosed, self-rescuer and generator for signal crying for help are combined,
Starting motor when facing a danger drives button, generator for signal crying for help work to send the distress signal of certain frequency, and send electricity
Machine driving instruction driving motor drives the opening valve of compressed oxygen cylinder in self-rescuer using motor, for supplying oxygen；Motor driving is opened
Valve is opened instead of knob outer casing, manual operation manual knob is opened manually to open the opening valve of compressed oxygen cylinder, realizes half
Automation is opened；Sound-light alarm uses the alarm of compartment, all in standby mode after starting switch machine start button, meet with
Shi Xiangying startups save oneself and also reduce stand-by power consumption to the greatest extent, reduce unnecessary power consumption, realize the effect of energy-saving consumption-reducing；
The invention is simple in structure, low in energy consumption, can make user of service emergency, also wrecked personnel of the raising of high degree outward when wrecked
Wait for rescue the time.Self-rescuer tester disclosed in the utility model tries out this automatic compressed oxygen self-lifesaving device of search and rescue type.
Invention content
The purpose of this utility model is exactly to provide a kind of purpose in order to overcome the problems of the above-mentioned prior art and be
Overcome the shortcomings of that existing equipment considers, a kind of connector simple in structure is provided, changes gas circuit connection type, valve transfer test item
Mesh simplifies operation, improves detection project, improves working efficiency, reduces joining operations error, prolongs the service life.
The purpose of the utility model can be achieved through the following technical solutions：
A kind of new type of compression oxygen self-rescuer tester, air pump 1, reversal valve 2, water box 3, water filling port 4, pressure gauge 6, flow
Mouth 9 is tested in meter 7, dewatering outlet 8, and flow of air supply meter 10 tests valve 11, and the air pump 1 is connect by conduit with reversal valve 2, described
Reversal valve 2 is connect by conduit with a mouth of triple valve 21, another mouth of the triple valve 21 connects water box 3 by conduit,
Water filling port 4 is arranged in 3 top of the water box, and dewatering outlet 8 is arranged in lower end, and the water box 3 are connect by conduit with pressure gauge 6；
The third mouth of the triple valve 21 is connected by conduit with a mouth of time triple valve 22, the secondary triple valve 22
Another mouthful by conduit with test valve 11 a mouth be connected, it is described test valve 11 another two mouth, one of mouth lead to
It crosses conduit to connect with flowmeter 7, another mouth is connect by conduit with flow of air supply meter 10；
The third mouth of the secondary triple valve 22 is connect by conduit with test mouth 9.
Test mouth 9 is connected by conduit with respirator mask interface, and the test of all items is completed.Pressure gauge is measuring
The air-tightness of respirator low-pressure system and every pressure index；Flowmeter is for showing oxygen flow；Air pump is the work of check meter
Make air source.
Preferably, the tester further includes reset valve 23, the setting of the reset valve 23 reversal valve 2 and triple valve 21 it
Between, the reset valve 23 is connect by conduit with reversal valve 2 and triple valve 21.Add a fine tuning valve behind reversal valve 2, it is convenient
Adjust output pressure.
Preferably, overflow port 5 is arranged in 3 top of the water box, and the overflow port 5 is equipped with end cap, and the end cap is spiral shell
Female cap.
Preferably, the water filling port 4 and dewatering outlet 8 are respectively equipped with end cap, and the end cap is nut cap.
When water filling is excessively in pressure gauge or pressure gauge water quality is contaminated, the end cap on dewatering outlet is backed out, it thus can be
It discharges water outward.
Preferably, the reversal valve 2 is three two logical reversal valves.
Preferably, the test valve 11 is three two-way valves.
Preferably, the conduit is rubber hose.
Preferably, spanner is set on the test valve 11 and reversal valve 2, the spanner is straight spanner.
The airflow direction from air pump can be changed in the spanner of rotary reversing valve 2, and the spanner test of rotational test valve 11 is quantitative
Oxygen-supplying amount and flow of air supply；
The beneficial effects of the utility model：
The test splice of this tester is simple in structure, and different item is tested by changing gas circuit connection type and valve transfer
Mesh is accomplished once to connect and completes all tests, while increasing flow of air supply test, and the testing time has been greatly shortened, has simplified behaviour
Make, improve detection project, improve working efficiency, reduces joining operations error, prolong the service life.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
In figure：1- air pumps；2- reversal valves；3- water box；4- water filling ports；5- overflow ports；6- pressure gauges；7- flowmeters；
The dewatering outlets 8-；9- tests mouth；10- flow of air supply meters；11- tests valve；21- triple valves；22- triple valves；23- reset valves
；A- testers；B- self-rescuer masks.
Fig. 2 is the structural schematic diagram of traditional self-rescuer tester.
In figure：1- air pumps；2- reversal valves；3- water box；4- water filling ports；5- overflow ports；6- pressure gauges；7- flowmeters；
The dewatering outlets 8-；B- self-rescuer masks；AA- low pressure ports；BB- pressure test ports；CC- flow rate test mouths.
Specific implementation mode
In conjunction with shown in attached drawing 1, the technical solution of the utility model is further described：
Embodiment one:
A kind of new type of compression oxygen self-rescuer tester, it is characterised in that：Air pump 1, reversal valve 2, water box 3, water filling port 4,
Mouth 9 is tested in pressure gauge 6, flowmeter 7, dewatering outlet 8, and flow of air supply meter 10 tests valve 11, and the air pump 1 passes through conduit and commutation
Valve 2 connects, and the reversal valve 2 is connect by conduit with a mouth of triple valve 21, another mouth of the triple valve 21 is by leading
Pipe connects water box 3, and water filling port 4 is arranged in 3 top of the water box, and dewatering outlet 8 is arranged in lower end, and the water box 3 pass through conduit and pressure
6 connection of meter；The third mouth of the triple valve 21 is connected by conduit with a mouth of time triple valve 22, the secondary triple valve 22
Another mouthful by conduit with test valve 11 a mouth be connected, it is described test valve 11 another two mouth, one of mouth lead to
It crosses conduit to connect with flowmeter 7, another mouth is connect by conduit with flow of air supply meter 10；The third of the secondary triple valve 22
A mouth is connect by conduit with test mouth.Overflow port 5 is arranged in 3 top of the water box, and the overflow port 5 is equipped with end cap, described
End cap is nut cap.
Wherein, the water filling port 4 and dewatering outlet 8 are respectively equipped with end cap, and the end cap is nut cap.The reversal valve
2 be three two logical reversal valves.The test valve 11 is three two-way valves.The conduit is rubber hose.The test valve
11 and reversal valve 2 on spanner is set, the spanner is straight spanner.
Embodiment two：
On the basis of embodiment one, the tester further includes reset valve 23, and the reset valve 23 is arranged in reversal valve 2
Between triple valve 21, the reset valve 23 is connect by conduit with reversal valve 2 and triple valve 21.
The pumping and inflation of this tester, are completed by air pump.Air pump 1 is turned on the switch by external power to start to work, profit
With actuating cylinder efferent duct in haemostatic clamp cut-out self-rescuer, air-flow enters the direction that the switching of reversal valve 2 changes air-flow by conduit,
Enter test valve 11, test mouth 9, pressure gauge 6 further through triple valve 21 and time triple valve 22.Connecting test mouth 9 closes test valve
11 just show positive pressure and negative pressure value from pressure gauge.Air pump 1 is closed, reversal valve 2 is closed, takes away haemostatic clamp, switch test valve, beats
Oxygen cylinder is opened, flowmeter shows oxygen flow and flow of air supply.
The application method of this tester:
The overflow port 5 and water filling port 4 being first turned on when using this tester above water box 3, with injector to water filling port 4
Until interior water filling is when water column liquid level is in zero-bit.If when more higher than zero-bit, extra water is released from dewatering outlet 8, then will
Plug on water filling port 4 is tightened.
(1) positive pressure airtight of respirator is examined
First test valve 11 and reversal valve 2 are closed, hose connecting test mouth 9 and mask interface.Make at respirator air bleeding valve
It (is supported with gasket ring) in closed state, using actuating cylinder efferent duct in haemostatic clamp cut-out self-rescuer, opens 1 power supply of air pump and open
Close, switching valve 2 is inflated, when observing manometer water column liquid level and rising to specified value, switching valve 2 is stopped immediately, waits for water column
After liquid level stabilizing can timing check respirator positive pressure airtight index.
(2) the negative pressure air tight test of respirator
Connection method such as (one) is constant, keeps the air bleeding valve of respirator in running order (removing gasket ring), by reversal valve 2
Change extraction pattern into, observation manometer water column liquid level drops to specified position, immediately open and close valve shakes hands to be pushed into, can timing inspection
Look into respirator negative pressure air-tightness.
(3) the exhaust Opening pressure of respirator is examined
If the connection method of (two) is constant, takes away haemostatic clamp, switching valve 2 is changed into airing form, filled in respirator system
When gas is to 200 ~ 300Pa, switching valve 2 stops, and turns off the power switch, and opening oxygen cylinder is switched to be supplied oxygen into respiratory system, is observed
Pressure when water column liquid level no longer rises, as the exhaust Opening pressure value of respirator.
(4) the automatic supply Opening pressure of respirator is examined
Such as the inspection of (three), push-in reversal valve 2 is shaken hands, and is pulled out open and close valve knob, air pump power switch is opened, from respirator
System is evacuated from inside to outside, and pressure when observation manometer water column liquid level no longer declines as feeds Opening pressure value, closed after survey
Oxygen cylinder.
(5) the quantitative oxygen-supplying amount of respirator is examined
Three-way connection group will be examined to be connected in the conduit changing-over to flow mouth on blow vent, open oxygen cylinder to respiratory system
Interior oxygen supply, it is to quantify oxygen-supplying amount to observe the indicated value after stablizing on flowmeter.
(6) unit check of respirator；
Air bag, cooler and the peace and quiet tank of respirator can free special joint and plug, with reference to respirator positive pressure it is airtight
Property the method for inspection (one) carry out；
(7) after respirator has inspected, the plug on overflow port should be tightened.
Wherein, water requires to use pure water in pressure gauge, and environment temperature is at 10 ~ 40 DEG C.
Finally it should be noted that：Above example is only to illustrate and unrestricted the technical solution of the utility model, although
The utility model is described in detail with reference to above-described embodiment, it will be understood by those of ordinary skill in the art that：Still may be used
To be modified or replaced equivalently to the utility model, without departing from the spirit and scope of the utility model, and appended right
It is required that being intended to fall into these modifications or the equivalent replacement in spirit and scope of the invention.
Claims (8)
1. a kind of new type of compression oxygen self-rescuer tester, it is characterised in that：Air pump（1）, reversal valve（2）, water box（3）, water filling
Mouthful（4）, pressure gauge（6）, flowmeter（7）, dewatering outlet（8）, test mouth（9）, flow of air supply meter（10）, test valve（11）, described
Air pump（1）Pass through conduit and reversal valve（2）Connection, the reversal valve（2）Pass through conduit and triple valve（21）A mouth connection,
The triple valve（21）Another mouth connects water box by conduit（3）, the water box（3）Water filling port is arranged in top（4）, lower end is set
Put the mouth of a river（8）, the water box（3）Pass through conduit and pressure gauge（6）Connection；
The triple valve（21）Third mouth pass through conduit and time triple valve（22）A mouth be connected, the secondary triple valve
（22）Another mouth pass through conduit with test valve（11）A mouth be connected, the test valve（11）Another two mouth, wherein
One mouth passes through conduit and flowmeter（7）Connection, another mouth pass through conduit and flow of air supply meter（10）Connection；
The secondary triple valve（22）Third mouth pass through conduit with test mouth（9）Connection.
2. tester as described in claim 1, it is characterised in that：The tester further includes reset valve（23）, the fine tuning
Valve（23）It is arranged in reversal valve（2）And triple valve（21）Between, the reset valve（23）Pass through conduit and reversal valve（2）And threeway
Valve（21）Connection.
3. tester as described in claim 1, it is characterised in that：The water box（3）Overflow port is arranged in top（5）, described to overflow
Head piece（5）Equipped with end cap, the end cap is nut cap.
4. tester as described in claim 1, it is characterised in that：The water filling port（4）The dewatering outlet and（8）It is respectively equipped with plug
Cap, the end cap are nut cap.
5. tester as described in claim 1, it is characterised in that：The reversal valve（2）For three two logical reversal valves.
6. tester as described in claim 1, it is characterised in that：The test valve（11）For three two-way valves.
7. tester as described in claim 1, it is characterised in that：The conduit is rubber hose.
8. tester as described in claim 1, it is characterised in that：The test valve（11）And reversal valve（2）Upper setting
Spanner, the spanner are straight spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820458927.3U CN207976289U (en) | 2018-04-02 | 2018-04-02 | A kind of new type of compression oxygen self-rescuer tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820458927.3U CN207976289U (en) | 2018-04-02 | 2018-04-02 | A kind of new type of compression oxygen self-rescuer tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207976289U true CN207976289U (en) | 2018-10-16 |
Family
ID=63763358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820458927.3U Active CN207976289U (en) | 2018-04-02 | 2018-04-02 | A kind of new type of compression oxygen self-rescuer tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207976289U (en) |
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2018
- 2018-04-02 CN CN201820458927.3U patent/CN207976289U/en active Active
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