CN208710859U - A kind of emergency protecting equipment of confined space operation - Google Patents
A kind of emergency protecting equipment of confined space operation Download PDFInfo
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- CN208710859U CN208710859U CN201821170280.0U CN201821170280U CN208710859U CN 208710859 U CN208710859 U CN 208710859U CN 201821170280 U CN201821170280 U CN 201821170280U CN 208710859 U CN208710859 U CN 208710859U
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- mask
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- air
- pressure type
- control chip
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Abstract
The utility model provides a kind of emergency protecting equipment of confined space operation, including the positive-pressure type equipment helmet, storage cylinder, delivery conduit, pressure reducing valve and air door；The positive-pressure type equipment helmet includes positive-pressure type equipment helmet shell, mask, air detection instrument, mask headstock gear, delivery conduit interface and control chip, mask is mechanically connected immediately ahead of helmet shell, headstock gear is fixed on the junction of mask and helmet shell, and control chip is electrically connected the automatic pressure reducing valve and air door of mask headstock gear, storage cylinder；Delivery conduit interface is connect by delivery conduit with storage cylinder, and the air/oxygen in storage cylinder is entered in the helmet by delivery conduit.Device provided by the utility model can effectively reduce the time of construction operation, and the timely and effective protection operating personnel in restricted clearance, avoid being reduced construction risk by situations such as object injures by a crashing object, anoxic is poisoned is fallen.
Description
Technical field
The utility model relates to emergency management and rescue equipment technology field more particularly to a kind of emergency protections of confined space operation
Device.
Background technique
For toxic, pernicious gas, in smog anaerobic environment, personnel escape uses emergency escape equipment, be mainly used for petroleum,
Metallurgy, chemical industry, ship, hotel's computer room and public place of entertainment are also applied for other harmful spaces and use.It is existing to have
Limit job space takes the principle of " first detecting, rear operation " to forbid operating personnel to enter restricted clearance without detection.
In practical applications, the operating environmental condition of the confined space may change, cope with Work places in endanger because
Element continue or timing detects.Personnel include ventilation equipment, detection entering the equipment that must be carried when confined space operation
Equipment, communication apparatus, emergency and rescue equipment and personal protective equipment.
The emergency management and rescue equipment of the confined space in the prior art is generally using positive-pressure type air equipment or long tube mask etc.
Isolated equipment tool.
The shortcomings that emergency management and rescue equipment of the above-mentioned confined space in the prior art are as follows: long tube mask type is equipped by people's
Lung is drawn through the fresh air of filter, reaches the security protection equipment of protection human respiratory, due to by gas transmission pipe range
Degree limitation, makes troubles to operation.Positive-pressure type equipment needs manual control, changes in restricted clearance environment or has a burst feelings
In the case that condition occurs, it is possible to the case where the enough reaction time can be occurred without and cause accidental bodily injury.Operation people
Member also needs other safe wearing cap, testing equipment, and preparation is comparatively laborious.
Utility model content
The embodiments of the present invention provide a kind of emergency protecting equipment of confined space operation, to overcome the prior art
The shortcomings that.
To achieve the goals above, the utility model takes following technical solution.
A kind of emergency protecting equipment of confined space operation, comprising: the positive-pressure type helmet, storage cylinder, pressure reducing valve, air valve
Door, air detection instrument and delivery conduit, the positive-pressure type helmet include positive-pressure type equipment helmet shell, mask, mask opening and closing dress
Set, delivery conduit interface and control chip；
The front of the positive-pressure type helmet is mechanically connected mask, the mask headstock gear be fixed on mask and it is described just
Pressure type equips the junction of helmet shell, the inside setting control chip of the positive-pressure type helmet, and the storage cylinder passes through gas transmission
Conduit connects on the delivery conduit interface of the positive-pressure type helmet, the control chip and the air detection instrument, mask opening and closing
Device, the pressure reducing valve of storage cylinder and air door circuit connection；
When the air detection instrument detects that the oxygen content of external environment is not up to standard or toxic and harmful gas content is more than
When standard, the air detection instrument issues air notification signal not up to standard to the control chip, and the control chip triggers institute
It states mask headstock gear and closes mask, trigger the storage cylinder by the pressure reducing valve, air door to the positive-pressure type helmet
Inside supplied fresh air or oxygen.
Further, the positive-pressure type equipment helmet shell is provided with one-way exhaust valve, and the air of user's exhalation passes through
One-way exhaust valve is discharged in environment.
Further, the positive-pressure type equipment helmet shell lower edge is connected with isolating device, and user and environment is empty
Air bound is exhausted.
Further, the positive-pressure type equipment helmet shell upper front part is also equipped with alarm, the alarm and institute
The positive-pressure type equipment helmet shell screwed connection stated.
Further, the control chip is connected with the alarm circuit, when the control chip receives the sky
Gas detector issues air notification signal not up to standard, and the control chip triggers the alarm and opens, indicator light flashing and hair
Buzzer out.
Further, order is equipped with buffer layer and liner layer on the inside of the positive-pressure type equipment helmet shell.
Further, lower left side is fixed with battery inside the positive-pressure type equipment helmet shell.
Further, the pressure reducing valve and air door are set to the junction of the storage cylinder and the conduit.
Further, the mask equips helmet shell with positive-pressure type by rotatable shaft and is connected, and equips in positive-pressure type
The inside of helmet shell equipped with can fixing axle, the setting of mask headstock gear it is described can be in fixing axle, the mask headstock gear
Including with cogged micromotor, the mask headstock gear is connect with the mask by gear, filled when mask opens and closes
It sets and receives when opening or closing mask instruction of control chip, minitype motor driving gear completion mask opens or closes behaviour
Make.
Further, it is all attached by electric wire between the control chip and the pressure reducing valve, the air door,
The pressure reducing valve and the air door are electromagnetic valve, after the control chip receives air not notification signal up to standard,
It is synchronous to issue the instruction for opening the pressure reducing valve and the air door, connect the electricity of the pressure reducing valve and the air door
The opening operation of the pressure reducing valve and the air door is completed in source；When the control chip receives air notice letter up to standard
It is synchronous to issue the instruction for closing pressure reducing valve and air door after number, the power supply of the pressure reducing valve and the air door is turned off, it is complete
At the shutoff operation of the pressure reducing valve and the air door.
The utility model embodiment is limited it can be seen from the technical solution that above-mentioned the embodiments of the present invention provide
The emergency protecting equipment of job space, when air detection instrument detect operating environment change as oxygen content decline, it is toxic
Pernicious gas leakage or other emergency cases, air detection instrument detect that oxygen content is not up to standard or toxic and harmful gas content is super
Standard is crossed, control chip issues instruction, and alarm automatically opens indicator light flashing and beeps, while mask headstock gear
Starting closes mask and completely cuts off operating personnel and surrounding air, at this point, control chip issues instruction for automatic pressure reducing valve and air
Valve is opened, to inner helmet supplied fresh air.Inner helmet pressure is remained above outside, and the air of exhalation is by unidirectionally arranging
Air valve is discharged to environment, and surrounding air cannot be introduced into inner helmet, guarantees that operating personnel's breathing is normal, not will cause anoxic or have
The injury of malicious pernicious gas.
The additional aspect of the utility model and advantage will be set forth in part in the description, these will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only an implementation of the utility model
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is an a kind of left side for confined space operation emergency protecting equipment provided by the embodiment of the utility model
Side view.
Fig. 2 is a kind of cuing open for confined space operation emergency protecting equipment provided by the embodiment of the utility model
Face figure.
Description of symbols:
1 be positive-pressure type equipment helmet shell 2 be alarm 3 is air detection instrument
4 be mask 5 be sealing ring 6 be mask headstock gear
7 be one-way exhaust valve 8 be delivery conduit interface 9 be delivery conduit
10 be air door 11 be pressure reducing valve 12 be storage cylinder
13 be battery 14 be control chip
Specific embodiment
The embodiments of the present invention is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein
Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below
It crosses the embodiment being described with reference to the drawings to be exemplary, is only used for explaining the utility model, and cannot be construed to practical to this
Novel limitation.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being used in the specification of the utility model
Wording " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or
Add other one or more features, integer, step, operation, element, component and/or their group.It should be understood that working as us
Element is claimed to be " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or can also be with
There are intermediary elements.In addition, " connection " used herein or " coupling " may include being wirelessly connected or coupling.It is used herein to arrange
Diction "and/or" includes one or more associated any cells for listing item and all combinations.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in the utility model fields.Also
It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art
The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.
Convenient for the understanding to the utility model embodiment, to be done by taking specific embodiment as an example below in conjunction with attached drawing further
Explanation, and embodiment does not constitute the restriction to the utility model embodiment.
The embodiments of the present invention provide a kind of emergency protecting equipment of confined space operation, it is intended to by protective gear
It is integrated, the time of construction operation is reduced, and the effective protection operating personnel head in restricted clearance, avoided by pendant object
The loss such as injure or collide with by a crashing object, reduce construction risk, is brought convenience to construction personnel's work.
A kind of left side view such as Fig. 1 institute of the emergency protecting equipment of confined space operation provided by the embodiment of the utility model
Show, sectional view is as shown in Figure 2.Referring to Figures 1 and 2, the emergency protection of confined space operation provided by the embodiment of the utility model
Device includes storage cylinder 12, air detection instrument 3, delivery conduit 9, pressure reducing valve 11 and air door 10, further includes the positive-pressure type helmet.
The positive-pressure type helmet includes positive-pressure type equipment helmet shell 1, mask 4, mask headstock gear 6,8 and of delivery conduit interface
Control chip 14.
The front of the positive-pressure type helmet is mechanically connected mask 4, and mask headstock gear 6 is fixed on mask 4 and positive-pressure type is equipped
The junction of helmet shell 1, positive-pressure type, which is equipped inside helmet shell 1, is fixed with control chip 14, the control chip 14 and institute
State air detection instrument 3,10 circuit connection of mask headstock gear 6, the pressure reducing valve 11 of storage cylinder and air door.
Above-mentioned control chip can be cpu chip, and concrete model can be Mifare DESfire 2K, Mifare
DESfire 4K, Mifare DESfire 8K, FM1204, FM1208, FM1216 etc..Cpu chip isMainboardOrHard diskCore
Heart component part is the bridge between each equipment of connection, and the brain of control equipment operation work.It controls extension
Slot, USB interface, serial ports, parallel port can pass through unlatching or the pass of instruction control mask, pressure reducing valve and air valve.
It is connected it should be noted that mask 4 equips helmet shell with positive-pressure type by rotatable shaft, is equipped in positive-pressure type
The inside of helmet shell equipped with can fixing axle, the setting of mask headstock gear 6 it is above-mentioned can be in fixing axle.Mask headstock gear is band
Cogged micromotor, mask headstock gear 6 are connect with mask 4 by gear.When mask headstock gear 6 receives control core
When opening or closing mask instruction of piece 14, minitype motor driving gear completion mask open or close operation.
Those skilled in the art will be understood that the connection type between above-mentioned mask headstock gear 6 and mask 4 is only for example,
Other existing or between the mask headstock gear 6 being likely to occur from now on and mask 4 connection types are such as applicable to practical
New embodiment should also be included within scope of protection of the utility model, and be incorporated herein by reference.
Storage cylinder 12 connects the delivery conduit interface 8 on the positive-pressure type helmet by delivery conduit 9, and storage cylinder 12 passes through gas transmission
Conduit 9, inside supplied fresh air from delivery conduit interface 8 to the positive-pressure type helmet or oxygen.Pressure reducing valve 11 and air door 10
Set on the junction of storage cylinder 12 and delivery conduit 9.All pass through electric wire between control chip 14 and pressure reducing valve 11, air door 10
It is attached, pressure reducing valve and air door are electromagnetic valve, after control chip 14 receives air not notification signal up to standard, together
Step issue open pressure reducing valve 11 and air door 10 instruction, connect pressure reducing valve and air door power supply, complete pressure reducing valve and
The opening operation of air door.After controlling chip 14 and receiving air notification signal up to standard, synchronous issue closes pressure reducing valve 11
With the instruction of air door 10, the power supply of pressure reducing valve and air door is turned off, completes the shutoff operation of pressure reducing valve and air door.
Control chip 14 and air detection instrument 3,6 circuit connection of mask headstock gear.When air detection instrument 3 detects outside
When the oxygen content of environment is not up to standard or toxic and harmful gas content is above standard, air detection instrument 3 is issued to control chip 14
Air notification signal not up to standard.It is not up to standard logical that control chip 14 receives the above-mentioned air that above-mentioned air detection instrument 3 sends over
After knowing signal, the instruction for closing mask 4 is sent to mask headstock gear 6, mask headstock gear 6, which receives, closes mask instruction
Afterwards, mask 4 is closed.Meanwhile controlling chip 14 and opening pressure reducing valve 11, air door 10, storage cylinder 12 starts to the positive-pressure type helmet
Inside supplied fresh air/oxygen.
When air detection instrument 3 detects that the oxygen content of external environment is up to standard, and toxic and harmful gas content is no more than
When standard, air detection instrument 3 issues air notification signal up to standard to control chip 14.Control chip 14 receives above-mentioned air inspection
It after surveying the above-mentioned air notification signal up to standard that instrument 3 sends over, is sent to mask headstock gear 6 and opens mask instruction, mask opens
Close device 6 receive open mask instruction after, open mask 4.Meanwhile controlling chip 14 and closing pressure reducing valve 11, air door 10,
Storage cylinder 12 stops the inside supplied fresh air or oxygen to the positive-pressure type helmet.
Preferably, positive-pressure type equipment helmet shell 1 is provided with one-way exhaust valve, and the air of user's exhalation is by unidirectionally arranging
Air valve is discharged to environment.
The lower edge of positive-pressure type equipment helmet shell 1 is connected with isolating device in the present embodiment, and the isolating device is by operation
Personnel and surrounding air completely cut off.Preferably, isolating device can be sealing ring 5.
Preferably, the upper front part of positive-pressure type equipment helmet shell 1 is also equipped with alarm 2, and alarm 2 and positive-pressure type are equipped
1 screwed connection of helmet shell.Alarm 2 and control 14 circuit connection of chip, control chip 14 receive above-mentioned air detection instrument 3
After the above-mentioned air sended over notification signal not up to standard, start alarm 2, indicator light is flashed and beeped.
Preferably, the inside order of positive-pressure type equipment helmet shell 1 is equipped with buffer layer and liner layer.
Preferably, air detection instrument 3 is fixed under the alarm of the positive-pressure type equipment helmet shell upper front part
Square position.
Preferably, the energy supply mode of embodiment is battery 13, and battery 13 is set to outside the positive-pressure type equipment helmet
1 inside lower left side of shell, battery 13 are powered to air detection instrument 3, the control components such as chip 14 and alarm 2.
It should be noted that.Although securing the position that all parts are located on positive-pressure type equipment helmet shell in the present embodiment
It sets, but it is not limited to this position.
Preferably, the mask 4 that embodiment uses is transparent face mask.
The use process of the emergency protecting equipment of above-mentioned confined space operation provided by the embodiment of the utility model includes:
During confined space operation prepares, whether gas leakage, electric quantity of power supply are sufficient for the gas-storing capacity that checks the equipment, delivery conduit
Deng, into the confined space before operating personnel wear the helmet, carried on the back storage cylinder.After operating personnel enters the confined space, in case of made
Industry environment changes as oxygen content decline, toxic and harmful gas leakage or other emergency cases, air detection instrument detect
Oxygen content is not up to standard or toxic and harmful gas content is above standard, and control chip issues instruction, and alarm automatically opens, indicator light
It flashes and beeps, while mask headstock gear starts, close mask and completely cut off operating personnel and surrounding air.At this point,
It controls chip and issues instruction by automatic pressure reducing valve and air door opening, to inner helmet supplied fresh air or oxygen.The helmet
Internal pressure is remained above outside, and the air of exhalation is discharged to environment by one-way exhaust valve, and surrounding air cannot be introduced into the helmet
Inside guarantees that operating personnel's breathing is normal, not will cause the injury of anoxic or toxic and harmful gas.When environmental change to oxygen content
It is up to standard, and when toxic gas content is not exceeded, after control chip receives the gas signal up to standard of air detection instrument sending, control core
Piece is issued to mask headstock gear, automatic pressure reducing valve and air door and is instructed, and opens mask, closes automatic pressure reducing valve and air valve
Door.
In conclusion the utility model embodiment is by being changed to full closed helmet for existing weaponry and equipment head-shield fixed form
Formula is fixed.Protective gear is integrated, reduce the time of construction operation, and the effective protection operating personnel in restricted clearance
Head avoids the loss by a crashing object such as being injured or collide with by pendant object, automatically controls gas supply opening and closing, convenient to wear, weight by control chip
Gently, there is full-automatic start/stop function, the personal injury accident occurred under emergency case is avoided to occur.Save preparation of construction
Time reduces the probability that safety accident occurs, and reduces construction risk.
Those of ordinary skill in the art will appreciate that: attached drawing is the schematic diagram of one embodiment, module in attached drawing or
Process is not necessarily implemented necessary to the utility model.
This specification apparatus and system embodiment described above is only schematical, wherein described be used as separation unit
The unit that part illustrates may or may not be physically separated, and component shown as a unit can be or can also
Not to be physical unit, it can it is in one place, or may be distributed over multiple network units.It can be according to reality
Need that some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art exist
In the case where not making the creative labor, it can understand and implement.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
It is subject to the protection scope in claims.
Claims (10)
1. a kind of emergency protecting equipment of confined space operation characterized by comprising the positive-pressure type helmet, storage cylinder, decompression
Valve, air door, air detection instrument and delivery conduit, the positive-pressure type helmet include positive-pressure type equipment helmet shell, mask, face
Cover headstock gear, delivery conduit interface and control chip；
The front of the positive-pressure type helmet is mechanically connected mask, and the mask headstock gear is fixed on mask and the positive-pressure type
The junction of helmet shell, the inside setting control chip of the positive-pressure type helmet are equipped, the storage cylinder passes through delivery conduit
On the delivery conduit interface for connecting the positive-pressure type helmet, the control chip and the air detection instrument, mask headstock gear,
The pressure reducing valve and air door circuit connection of storage cylinder；
When the air detection instrument detects that the oxygen content of external environment is not up to standard or toxic and harmful gas content is above standard
When, the air detection instrument issues air notification signal not up to standard to the control chip, and the control chip triggers the face
Cover headstock gear closes mask, triggers the storage cylinder and passes through the pressure reducing valve, air door into the positive-pressure type helmet
Portion's supplied fresh air or oxygen.
2. the apparatus according to claim 1, which is characterized in that the positive-pressure type equipment helmet shell is provided with one-way exhaust
The air of valve, user's exhalation is discharged in environment by one-way exhaust valve.
3. the apparatus according to claim 1, which is characterized in that positive-pressure type equipment helmet shell lower edge be connected with every
From device, user and surrounding air are completely cut off.
4. the apparatus according to claim 1, which is characterized in that the positive-pressure type equipment helmet shell upper front part is also equipped with
Alarm, the alarm and the positive-pressure type equip helmet shell screwed connection.
5. device according to claim 4, which is characterized in that the control chip is connected with the alarm circuit, when
The control chip receives the air detection instrument and issues air notification signal not up to standard, and the control chip triggers the report
Alert device is opened, and indicator light is flashed and beeped.
6. the apparatus according to claim 1, which is characterized in that order is equipped with slow on the inside of the positive-pressure type equipment helmet shell
Rush layer and liner layer.
7. the apparatus according to claim 1, which is characterized in that lower left side is fixed inside the positive-pressure type equipment helmet shell
There is battery.
8. the apparatus according to claim 1, which is characterized in that the pressure reducing valve and air door be set to the storage cylinder with
The junction of the conduit.
9. the apparatus according to claim 1, which is characterized in that the mask equips the helmet by rotatable shaft and positive-pressure type
Shell is connected, positive-pressure type equipment helmet shell inside equipped with can fixing axle, mask headstock gear setting consolidate described
On dead axle, the mask headstock gear includes with cogged micromotor, and the mask headstock gear and the mask are logical
Gear connection is crossed, when mask headstock gear receives when opening or closing mask instruction of control chip, minitype motor driving gear
That completes mask opens or closes operation.
10. device according to any one of claims 1 to 9, which is characterized in that the control chip and the pressure reducing valve,
It is all attached by electric wire between the air door, the pressure reducing valve and the air door are electromagnetic valve, when described
It is synchronous to issue the finger for opening the pressure reducing valve and the air door after control chip receives air notification signal not up to standard
It enables, connects the power supply of the pressure reducing valve and the air door, complete the opening operation of the pressure reducing valve and the air door；
It is synchronous to issue the instruction for closing pressure reducing valve and air door after the control chip receives air notification signal up to standard, it closes
Break the power supply of the pressure reducing valve and the air door, completes the shutoff operation of the pressure reducing valve and the air door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821170280.0U CN208710859U (en) | 2018-07-24 | 2018-07-24 | A kind of emergency protecting equipment of confined space operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821170280.0U CN208710859U (en) | 2018-07-24 | 2018-07-24 | A kind of emergency protecting equipment of confined space operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208710859U true CN208710859U (en) | 2019-04-09 |
Family
ID=65974654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821170280.0U Active CN208710859U (en) | 2018-07-24 | 2018-07-24 | A kind of emergency protecting equipment of confined space operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208710859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671439A (en) * | 2018-07-24 | 2018-10-19 | 北京鑫大禹水利建筑工程有限公司 | A kind of emergency protecting equipment of confined space operation |
-
2018
- 2018-07-24 CN CN201821170280.0U patent/CN208710859U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671439A (en) * | 2018-07-24 | 2018-10-19 | 北京鑫大禹水利建筑工程有限公司 | A kind of emergency protecting equipment of confined space operation |
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