CN208968839U - Air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage - Google Patents

Air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage Download PDF

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Publication number
CN208968839U
CN208968839U CN201821479103.0U CN201821479103U CN208968839U CN 208968839 U CN208968839 U CN 208968839U CN 201821479103 U CN201821479103 U CN 201821479103U CN 208968839 U CN208968839 U CN 208968839U
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China
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cylinder
piston rod
instruction carriage
lifting
resistance flame
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CN201821479103.0U
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杨东星
李小银
凌新亮
张然
周群
李俊明
徐岩
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FUSHUN FUYUN ANYI LIFESAVING EQUIPMENT CO LTD
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FUSHUN FUYUN ANYI LIFESAVING EQUIPMENT CO LTD
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Abstract

The utility model discloses a kind of air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriages, including test frame and wheel group;The top surface of the test frame is provided with fixed plate;The bottom surface of the fixed plate is fixed with lifting auxiliary cylinders;The piston rod of the lifting auxiliary cylinders is upward through fixed plate;The top end face for going up and down the piston rod of auxiliary cylinders is provided with venthole, and the top of piston rod is provided with outlet interface;The bottom end of piston rod is provided with the air inlet being connected to the venthole;The air inlet is in cylinder in piston rod telescopic process;The piston for going up and down auxiliary cylinders is connect with the piston rod top end of lifting driving cylinder.The utility model air respiratorresuscitator fire-resistance flame phagocytosis test completes lifting and the drop test of people's mould with instruction carriage by elevating mechanism;Personnel's breathing is simulated by breathing simulation mechanism, breathing circuit is connect by the piston rod of lifting auxiliary cylinders with people's mould, and the reliability of system is improved.

Description

Air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage
Technical field
The utility model relates to a kind of air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriages.
Background technique
Since China is more and more extensive to the practical application of air respiratorresuscitator in recent years, especially in fire-fighting, army, emergency The application in the fields such as rescue, public safety, aerospace, safety in production, the demand to its performance boost are also higher and higher.Although The technical staff of the units such as numerous air respiratorresuscitator research institutions, China, inspection body, manufacturing enterprise is in revision air respiratorresuscitator Technical standard improves equipment performance quality, improves detection means etc. and done a large amount of work, but due to American-European technical standard In the high-end detection device in part do not applied in the country, China, the main reason is that cannot be from external directly purchase introduction and state The ability for not manufacturing these detection devices inside, causing can not be by certain importance due to lacking detection device and detection means Energy index is incorporated into the air respiratorresuscitator technical standard in China.
" fire-resistance flame swallows performance " is exactly one of air respiratorresuscitator important performance indexes described above, and more important One, due to domestic always without solving the problems, such as " flame phagocytosis test device ", so that fire can not be carried out to air respiratorresuscitator The verifying of flame phagocytosis test, and then can not determine air respiratorresuscitator fire-resistance flame phagocytosis performance technical indicator and corresponding test method.
Based on considerations above, my company is referring to Overseas Correlative Standards independent development " air respiratorresuscitator flame phagocytosis test Device ", can flame resistant to air respiratorresuscitator be phagocytic can be carried out verification experimental verification.
Utility model content
The purpose of the utility model is to provide a kind of instruction carriages suitable for air respiratorresuscitator fire-resistance flame phagocytosis test;Specifically Technical solution are as follows:
A kind of air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage, including test frame and wheel group;The instruction carriage The top surface of frame is provided with fixed plate;The bottom surface of the fixed plate is fixed with lifting auxiliary cylinders;The piston of the lifting auxiliary cylinders Bar is upward through fixed plate;The top end face for going up and down the piston rod of auxiliary cylinders is provided with venthole, and the top of piston rod is provided with out Gas interface;The bottom end of piston rod is provided with the air inlet being connected to the venthole;The air inlet is in piston rod telescopic process In be in cylinder;The piston for going up and down auxiliary cylinders is connect with the piston rod top end of lifting driving cylinder.
Further, the instruction carriage is additionally provided with simulated respiration mechanism, and the simulated respiration mechanism is by breathing cylinder, breathing cylinder Cylinder, reversal valve and gas source is driven to constitute;The gas capacity of the breathing cylinder is greater than 2 liters, and the reversal valve control breathing cylinder drives It takes offence the reciprocating motion of the pistons of cylinder;The piston of breathing cylinder driving cylinder is connect with the piston of breathing cylinder;Breathe one end setting of cylinder There is breathing cylinder gas outlet, the breathing cylinder gas outlet is connect by pipeline with the air inlet for going up and down auxiliary cylinders.
Further, lifter plate is provided with above the fixed plate;The quadrangle of fixed plate, which is provided with, limits the lifter plate The guide post of the direction of motion;The lifter plate is fixedly connected with the top of the piston rod of the lifting auxiliary cylinders;It is assisted with lifting The piston rod of cylinder is gone up and down.
Further, the lifting driving cylinder is connected to rising with gas source by going up and down reversal valve, and decline is communicated with the atmosphere;Institute The exhaust bore dia for stating lifting reversal valve is greater than 12mm.
Further, the breathing cylinder gas outlet is arranged on the end cap of the rodless side of the breathing cylinder.
Further, the stroke of the piston of the breathing cylinder driving cylinder is adjustable.
Further, the wheel group is four groups;Wherein two groups are driving wheel, and another two groups are driven wheel, are symmetrical set.
Further, the drag chain of protection cable and tracheae is provided between the track of the instruction carriage.
Further, the quadrangle of the lifter plate is fillet.
Further, the wheel group is fixed on wheel group fixed plate bottom, between the chassis base and the wheel group fixed plate It is provided with buffer layer.
The utility model air respiratorresuscitator fire-resistance flame phagocytosis test completes the lifting of people's mould with instruction carriage by elevating mechanism And drop test;Personnel's breathing, the piston rod and people's mould that breathing circuit passes through lifting auxiliary cylinders are simulated by breathing simulation mechanism Connection, improves the reliability of system.
Detailed description of the invention
Fig. 1 is the utility model air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage structural schematic diagram;
Fig. 2 is the utility model air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage structural schematic diagram;
Fig. 3 is the utility model air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage structural schematic diagram;
Fig. 4 is the utility model air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage structural schematic diagram.
In figure: 1, testing frame;2, guide post;3, respiration drive cylinder;4, auxiliary cylinders are gone up and down;5, cylinder is breathed;6, Lifting driving cylinder;7, lifter plate;8, fixed plate;9, reversal valve is gone up and down;10, driven wheel group;11, active wheels;12, guide rail; 13, stroke adjustment bolt;14, auxiliary cylinders gas output interface;15, buffer layer;16, auxiliary cylinders gas input interface;17, it breathes Source outlet;18, air-breathing controls tracheae;19, it exhales and controls tracheae;20, piston;21, through-hole.
Specific embodiment
The utility model is made a more thorough explanation below with embodiment.The utility model can be presented as it is a variety of not Same form, should not be construed as limited to the exemplary embodiments described herein.
The spatially relative terms such as "upper", "lower" " left side " " right side " can be used herein for ease of explanation, for saying Relationship of the elements or features relative to another elements or features shown in bright figure.It should be understood that in addition in figure Except the orientation shown, spatial terminology is intended to include the different direction of device in use or operation.For example, if in figure Device is squeezed, and is stated as being located at other elements or the element of feature "lower" will be located into other elements or feature "upper".Cause This, exemplary term "lower" may include both upper and lower orientation.Device, which can be positioned in other ways, (to be rotated by 90 ° or is located at Other orientation), it can be interpreted accordingly used herein of the opposite explanation in space.
As shown in Figure 1, the instruction carriage in the present embodiment is by test frame 1, walking mechanism, simulated respiration mechanism, lifting Mechanism composition.Instruction carriage is walked along guide rail, it is easier to guarantee walking precision;Meanwhile reducing the control difficulty of walking mechanism.
(1) elevating mechanism
As shown in Figure 2 and Figure 3, elevating mechanism by placing vertically, and rod end is in upper 63 × 150(bore/stroke;Through counting Calculate its generation upwards thrust be greater than it is all lifting components total forces) single-acting cylinder lifting driving cylinder 6 drive, driving Atmospheric pressure (0.8 ± 0.1) MPa.Driving gas is gone up and down reversal valve 9, and to be output end enter lifting driving cylinder 6 from rear end, pushes The piston of lifting driving cylinder 6 rises.In order to avoid piston rods bend;Lifting auxiliary is provided with above lifting driving cylinder 6 Cylinder 4;The diameter of piston rod for going up and down auxiliary cylinders 4 is greater than the diameter that lifting drives the piston rod of cylinder 6;To provide enough rigidity. The piston rod of lifting driving cylinder 6 is fixedly connected or hingedly with the piston for going up and down auxiliary cylinders 4;The internal chamber wall for going up and down auxiliary cylinders 4 can To avoid bending in the piston rod uphill process of lifting driving cylinder 6 as slideway.The piston rod of lifting driving cylinder 6 The piston and piston rod for pushing lifting auxiliary cylinders 4 move upwards 150mm.The piston rod for going up and down auxiliary cylinders 4 passes through ring flange and spiral shell Bolt and lifter plate 7 are reliably connected together, to realize that lifting driving cylinder 6 pushes the lifting movement of lifter plate 7.Lifting driving The stroke range of cylinder 6 can be selected 150 between 155mm.
When needing lowering action, the input of driving gas is closed by the lifting movement of reversal valve 9 of process control;Lifting is driven Remaining driving gas in cylinder is discharged rapidly the gas vent that the gas taken offence below 6 piston of cylinder is gone up and down reversal valve 9;Lifter plate 7 and people's mould complete the movement of falling object downwards under gravity.The aperture of the gas vent of reversal valve should be greater than 12mm;So that The piston resistance for going up and down auxiliary cylinders 4 is sufficiently low;It can be ignored compared with the influence of gravity.Lifting driving cylinder 6 has bar End is provided with the through-hole being communicated with the atmosphere;Resistance is generated when piston being avoided to rise or fall.
The lower end of lifting auxiliary cylinders 4 is provided with the through-hole being communicated with the atmosphere, generation when piston being avoided to rise or fall Resistance.
The piston rod for going up and down auxiliary cylinders 4 is tubulose, and bottom end is closed by piston.It is offered on tube wall above piston logical Hole, the gas above piston in cylinder are entered in pipe by through-hole 21.The top of piston rod is provided with auxiliary cylinders gas output interface 14.Auxiliary cylinders gas input interface 16 is arranged on the casing wall of lifting auxiliary cylinders 4, the top for the highest point that piston 20 rises.It is logical It crosses connecting tube to enter in piston rod from the breathing gas that auxiliary cylinders gas input interface 16 enters from the through-hole of piston rod wall, from auxiliary Cylinder gas output interface 14 is helped to export, into metal people's mould.Breathing gas, which is not required to separately to set gas circuit, can be delivered to using terminal, keep away The moving component for exempting from tracheae and elevating mechanism generates interference, securely and reliably.
4 guide posts 2 for passing through lifter plate 7 are arranged in 8 surrounding of fixed plate, play the role of leading the limition orientation of lifter plate 7 The tolerance fit that Xiang Zhuyu goes up and down face is F8/h8.
Four rounding of angle of lifter plate 7 avoid corner angle scratch during lifting from damaging object or hurt sb.'s feelings.
Rubber shock-absorbing layer 15 is arranged in base of frame and walking mechanism junction, and the impact generated during buffering tenesmus can The load-bearing stressed member of effective protection walking mechanism.
(2) simulated respiration mechanism
As shown in figure 4, simulated respiration mechanism, which is computed its stroke by 40 × 200(, meets the need that output tolerance is greater than 2 liters Ask) double-acting cylinder respiration drive cylinder 3 drive, drive atmospheric pressure (0.8 ± 0.1) MPa.Drive gas from reversal valve (in figure Be not shown) expiration output end through exhale control tracheae 19 enter 3 input terminal of respiration drive cylinder, the work of respiration drive cylinder 3 Stopper rod pushes the piston of breathing cylinder 5 to press defined stroke motion, and the air of push 2L is exported to breathing gas, and simulation human body is exhaled Gas.When needing aspiratory action, autogenous cutting will be driven to shift to air-breathing output end and through air-breathing by the execution reversal valve of process control It controls tracheae 18 and enters another input terminal of respiration drive cylinder 3, the piston rod counter motion of respiration drive cylinder 3 drives breathing cylinder Piston reset, this process makes breathing gas outlet generate negative pressure, simulates human body air-breathing, completes simulated respiration at this time Overall process.Respiratory gas source outlet 17 is arranged on the end cap of the rear end of breathing cylinder 5.Respiratory gas source outlet 17 by tracheae with it is auxiliary Cylinder gas input interface 16 is helped to connect.It controls program and above-mentioned breathing is completed with 25 beats/min of frequency control simulated respiration mechanism Circulation, to reach defined simulated respiration requirement.
The piston rod of respiration drive cylinder 3 is equipped with stroke adjustment bolt 13, by adjusting the stroke of piston, to cylinder Output tolerance is finely adjusted, to accurately control the stroke of execution cylinder piston, it is ensured that the air total amount of simulation exhalation is every time 2L。
(3) walking mechanism
The driving of the walking mechanism of instruction carriage drives retarder by speed regulating motor, and it is real that retarder drives the wheel shaft of driving wheel Existing, driven wheel is used to guarantee the stability of traveling.Active wheels 11 and driven wheel group 10 are respectively provided with two groups, and two groups are arranged in On two guide rails 12.The travel speed of instruction carriage has control program setting, meets within (30 ± 5) time second, instruction carriage can Since preheating cabinet be moved to burner and flame contact.
It is connected and fixed between two parallel tracks with square steel tube, guarantees that integral position is consistent.It is arranged 4 between two tracks A optoelectronic switch irradiated upwards is used for Control experiment vehicle in the positioning of each predeterminated position.Track terminal is filled equipped with position limitation protection It sets, prevents program out of control from instruction carriage being caused to fall errant.Movable drag chain is also laid between two tracks, arrangement control inside drag chain The connection cables and driving gas connecting line of system processed and instruction carriage and metal people's intermode.
4 optoelectronic switches are provided with by guide rail 12.When the perpendicular bisector of instruction carriage upper part of the body mould and the spray orifice battle array of burning row When column middle line is aligned, is corrected before instruction carriage and interdict the first optoelectronic switch;The available instruction carriage of control unit is in place Signal.After instruction carriage enters preheating cabinet, lifter plate will stop after slot is fully sealed, and be corrected after instruction carriage by the 4th photoelectricity Switch blocking;The signal in place of the available instruction carriage of control unit.Between the first optoelectronic switch and the 4th optoelectronic switch also It is provided with the second optoelectronic switch and third optoelectronic switch.One can be arranged between burner and preheating cabinet for instruction carriage to stop It sets as initial position in berth;When instruction carriage is parked in initial position, before correct by the second optoelectronic switch interdict;Its rear end Just third optoelectronic switch is interdicted;Determine that instruction carriage is parked in initial position with two signals.
During entire test, instruction carriage is first positioned in initial bit, and the second optoelectronic switch is blocked simultaneously in instruction carriage both ends (have not being blocked at one and prove that instruction carriage is not in initial bit, control program is made prompt and refused with third optoelectronic switch Test is normally carried out), test after arranging is worn to test item and is formally started, and controls program-control test vehicle into preheating cabinet Mobile, instruction carriage is automatically stopped after reaching pre- thermal potential and blocking the 4th optoelectronic switch, and instruction carriage should be completely into preheating cabinet at this time And metal people's mould middle line is aligned with heater locations middle line, instruction carriage is advanced from trend flame contact position after preheating, is reached Instruction carriage is automatically stopped after the first optoelectronic switch is blocked in setting position, and metal people mould middle line is aligned with burner middle line at this time, fire Instruction carriage automatically returns to initial bit after flame contact and drop shutter test, and the second optoelectronic switch is blocked in rear end first;It moves on, Instruction carriage is automatically stopped after shielding light third electric switch, off-test.
Above-mentioned example is only intended to illustrate the utility model, and in addition to this, also there are many different embodiments, and these Embodiment be all those skilled in the art after comprehension the utility model thought it is also envisioned that therefore, no longer arrange one by one herein It lifts.

Claims (10)

1. a kind of air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage, including test frame and wheel group;It is characterized in that, institute The top surface for stating test frame is provided with fixed plate;The bottom surface of the fixed plate is fixed with lifting auxiliary cylinders;The lifting auxiliary The piston rod of cylinder is upward through fixed plate;The top end face for going up and down the piston rod of auxiliary cylinders is provided with venthole, the top of piston rod It is provided with outlet interface;The bottom end of piston rod is provided with the air inlet being connected to the venthole;The air inlet is in piston rod It is in cylinder in telescopic process;The piston for going up and down auxiliary cylinders is connect with the piston rod top end of lifting driving cylinder.
2. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as described in claim 1, which is characterized in that the instruction carriage It is additionally provided with simulated respiration mechanism, the simulated respiration mechanism is made of breathing cylinder, respiration drive cylinder, reversal valve and gas source; The gas capacity of the breathing cylinder is greater than 2 liters, the reciprocating motion of the pistons of the reversal valve control respiration drive cylinder;Respiration drive The piston of cylinder is connect with the piston of breathing cylinder;One end of breathing cylinder is provided with breathing cylinder gas outlet, the breathing cylinder gas outlet It is connect by pipeline with the air inlet of lifting auxiliary cylinders.
3. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as described in claim 1, which is characterized in that the fixed plate Top is provided with lifter plate;The quadrangle of fixed plate is provided with the guide post for limiting the lifter plate direction of motion;The lifting Plate is fixedly connected with the top of the piston rod of the lifting auxiliary cylinders;With the piston rod lifting of lifting auxiliary cylinders.
4. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as described in claim 1, which is characterized in that the lifting is driven Cylinder of taking offence is connected to rising with gas source by going up and down reversal valve, and decline is communicated with the atmosphere;The exhaust bore dia of the lifting reversal valve Greater than 12mm.
5. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as claimed in claim 2, which is characterized in that the breathing cylinder Gas outlet is arranged on the end cap of the rodless side of the breathing cylinder.
6. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as claimed in claim 2, which is characterized in that the breathing cylinder Drive the stroke of the piston of cylinder adjustable.
7. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as described in claim 1, which is characterized in that the wheel group is Four groups;Wherein two groups are driving wheel, and another two groups are driven wheel, are symmetrical set.
8. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as described in claim 1, which is characterized in that the instruction carriage Track between be provided with protection cable and tracheae drag chain.
9. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as claimed in claim 3, which is characterized in that the lifter plate Quadrangle be fillet.
10. air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage as described in claim 1, which is characterized in that the wheel group It is fixed on wheel group fixed plate bottom, is provided with buffer layer between the chassis base and the wheel group fixed plate.
CN201821479103.0U 2018-09-11 2018-09-11 Air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage Active CN208968839U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109100168A (en) * 2018-09-11 2018-12-28 抚顺抚运安仪救生装备有限公司 Air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109100168A (en) * 2018-09-11 2018-12-28 抚顺抚运安仪救生装备有限公司 Air respiratorresuscitator fire-resistance flame phagocytosis test instruction carriage
CN109100168B (en) * 2018-09-11 2023-12-05 抚顺抚运安仪救生装备有限公司 Test vehicle for flame-resistant phagocytosis test of air respirator

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