CN106837835A - A kind of civil air defense constructions and installations ventilation equipment - Google Patents
A kind of civil air defense constructions and installations ventilation equipment Download PDFInfo
- Publication number
- CN106837835A CN106837835A CN201710190194.XA CN201710190194A CN106837835A CN 106837835 A CN106837835 A CN 106837835A CN 201710190194 A CN201710190194 A CN 201710190194A CN 106837835 A CN106837835 A CN 106837835A
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- China
- Prior art keywords
- power transmission
- transmission shaft
- direct current
- shaft
- air defense
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000007123 defense Effects 0.000 title claims abstract description 29
- 238000010276 construction Methods 0.000 title claims abstract description 28
- 238000009434 installation Methods 0.000 title claims abstract description 28
- 238000009423 ventilation Methods 0.000 title claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G5/00—Devices for producing mechanical power from muscle energy
- F03G5/02—Devices for producing mechanical power from muscle energy of endless-walk type, e.g. treadmills
- F03G5/025—Treadmills
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0673—Battery powered
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of civil air defense constructions and installations ventilation equipment, the equipment includes base, blower fan, power transmission shaft, gearbox, direct current generator, DC motor controller, battery and at least two pin step on drive device, power transmission shaft is rotatably mounted on base by fixed seat, gearbox is fixedly mounted on base and between power transmission shaft and blower fan, the power output shaft of gearbox is detachably connected by exchanging freewheel clutch with the rotary shaft of blower fan, the power input shaft of gearbox is detachably connected with one end of power transmission shaft, direct current freewheel clutch is installed with power transmission shaft, the foreign steamer of direct current freewheel clutch is provided with the first driven sprocket, pin steps on drive device includes stretcher cleat, crank, pedal, bicycle freewheel and bicycle wheel disc.Civil air defense constructions and installations ventilation equipment of the invention have high working efficiency, and equipment adds direct current process auxiliary drive and pure manpower to drive three kinds of type of drive using exchange electric drive, manpower, with the diversified advantage of type of drive.
Description
Technical field
The present invention relates to civil air defense constructions and installations equipment technical field, and in particular to a kind of civil air defense constructions and installations ventilation equipment.
Background technology
It is well known that civil air defense constructions and installations is a kind of special hypogee for having a requirement of shelter, civil air defense constructions and installations includes exterior wall, buffering
The parts such as wall, explosion proof door, enclosing wall, protection partition wall, are mainly used in people's air defence temporary shelters, wartime air defense direction center, lead to
News center, hideaway etc..Due to having a large amount of gathering of people in wartime civil air defense constructions and installations, and people aerial respiration amount averagely exists per hour
30 cubic metres or so, this just proposes test to the air feed equipment of civil air defense constructions and installations, but air feed equipment still uses last century at present
The product of the seventies, during long-term use existing air feed equipment subject matter show it is following some:
(1) existing air feed equipment is to use hand supply when manpower drives blower fan, because the strength of human arm is smaller,
The moment of torsion of manual setter output is limited, and the air quantity and blast of feeder output are low, and design air flow is not reached far for 500 cubic metres
Per hour, blast is the index of 1200 every meter of handkerchiefs.Although being also adopted by pin steps on the air feed equipment for providing power, these are but present
The low problem of rotating speed, the air quantity and blast of feeder output do not reach requirement still.
(2), usually using two lines Lu Laiwei air feed equipments offer electric power is introduced from outside into, one used as often for air feed equipment
With circuit, one used as extension wire in addition, but the circuit outside wartime is likely to be destroyed, and often results in available without electricity
Situation, stand-by power supply reliability is low.
(3) either using any in electronic and hand fan or electric power and pedal fan, air feed equipment is all present
Problems with, when blower fan is rotated when using driven by power, hand or pin step on device can all follow blower fan together to rotate, and cause electricity
The efficiency for wasting reduction blower fan simultaneously of power.
The content of the invention
It is an object of the invention to provide a kind of civil air defense constructions and installations ventilation equipment, it is used to solve existing feeder to have efficiency
Low, manpower drives the problem that feeder is short of power and stand-by power supply is easily destroyed.
To achieve the above object, the present invention provides a kind of civil air defense constructions and installations ventilation equipment, the civil air defense constructions and installations ventilation equipment bag
The blower fan that include base, is fixedly mounted on described base one end, power transmission shaft, gearbox, the direct current that is fixedly mounted on the base
Motor, DC motor controller, battery and at least two pin step on drive device, and the power transmission shaft is rotationally pacified by fixed seat
On base, the gearbox is fixedly mounted on base and between power transmission shaft and blower fan, the power of the gearbox
Output shaft is detachably connected by exchanging freewheel clutch with the rotary shaft of the blower fan, the power input shaft of the gearbox with
One end of the power transmission shaft is detachably connected, and direct current freewheel clutch is installed with the power transmission shaft, and the direct current surmounts
The foreign steamer of clutch is provided with the first driven sprocket, and the pin steps on drive device includes the pin of the other end for being fixedly mounted on base
Pedal frame, crank, pedal, the bicycle freewheel on the power transmission shaft and be rotatably mounted on the stretcher cleat from
Driving wheel disc, the pedal be connected with the rotating shaft of bicycle wheel disc by crank, first driven sprocket pass through chain and
The first drive sprocket connection on the DC motor shaft, the bicycle wheel disc is connected with the bicycle freewheel by chain
Connect, the DC motor controller is connected with battery and direct current generator respectively.
Preferably, seat is installed on the stretcher cleat, the seat it is Height Adjustable.
Preferably, the front end of the stretcher cleat is provided with handle, the handle it is Height Adjustable.
Preferably, stretcher cleat described in each two is mounted side by side on base, and two stretcher cleats of same row are connected by cross bar
Connect.
Preferably, wheel diameter of the wheel diameter of first driven sprocket more than first drive sprocket.
Preferably, the power output shaft of the gearbox is detachably connected with the rotary shaft of the blower fan by the first shaft flange
Connect, the exchange freewheel clutch is arranged in first shaft flange, the power input shaft of the gearbox and the transmission
One end of axle is detachably connected by the second shaft flange.
Preferably, the direct current generator is three-phase brushless dc motor.
The invention has the advantages that:Civil air defense constructions and installations ventilation equipment of the invention are stepped on using alternating current, direct current generator or pin
Three kinds of modes of drive device drive blower fan work, drive blower fan to rotate in direct current generator or exchange by using bicycle freewheel
When, pin is stepped on into drive device and separates to improve the efficiency of blower fan rotation with power transmission shaft.Civil air defense constructions and installations ventilation equipment of the invention
With high working efficiency, equipment adds direct current process auxiliary drive and pure manpower to drive three kinds of driving sides using exchange electric drive, manpower
Formula, with the diversified advantage of type of drive.
Brief description of the drawings
Fig. 1 is the top view cross section structural representation of the present inventor's preventing engineering ventilation equipment.
Fig. 2 is the side elevational cross-section structural representation of the present inventor's preventing engineering ventilation equipment.
Fig. 3 is the side structure schematic view that pin of the present invention steps on drive device.
Specific embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.
Embodiment 1
As illustrated in fig. 1 and 2, the civil air defense constructions and installations ventilation equipment include base 1, blower fan 2, power transmission shaft 3, gearbox 4, direct current
Machine 5, DC motor controller 6, battery and four pin step on drive device 7.Civil air defense constructions and installations ventilation equipment of the invention have work
Make efficiency high, equipment adds direct current process auxiliary drive and pure manpower to drive three kinds of type of drive, has using exchange electric drive, manpower
The diversified advantage of type of drive.
Base 1 is the platform being welded by angle bar, and base 1 blower fan 2 as platform bearer and pin steps on drive device 7 etc.
Equipment, facilitates using and transporting for civil air defense constructions and installations ventilation equipment.Blower fan 2 is by air blower 21 and exchanging that blower 21 is rotated
Motor 22 is constituted, and alternating current generator 22 is three phase alternating current motor, and one end of the rotary shaft of alternating current generator 22 is connected with the impeller of air blower,
The other end of alternating current generator rotary shaft is detachably connected by the first shaft flange 32 and the power output shaft of gearbox 4, first axle
Exchange freewheel clutch 34 is installed, the power input shaft of gearbox 4 is by the second shaft flange 33 and power transmission shaft 3 in flange 32
One end is detachably connected, and is powered when to alternating current generator 22, when being rotated by the blower 21 of alternating current generator 22, because exchange surmounts
The characteristic of the unidirectional delivery moment of torsion of clutch 34, the power output shaft of gearbox 4 will not follow the rotary shaft of alternating current generator 22 to turn
It is dynamic, thus improve the rotational efficienty of blower fan 2.Gearbox 4 is fixedly mounted on base 1, and gearbox is located at power transmission shaft and blower fan
Between, gearbox 4 is speed-increasing transmission.Power transmission shaft 3 is rotatably mounted on base 1 by fixed seat, in order to improve power transmission shaft 3
Rotational efficienty, reduce friction, bearing is installed in fixed seat, by bearing fit drive axis, fixation can be greatly reduced
Friction between seat and power transmission shaft.Direct current freewheel clutch 35, direct current freewheel clutch 35 and friendship are installed with power transmission shaft 3
Stream freewheel clutch 34 is the common freewheel clutch of in the market, all with the characteristic of unidirectional delivery moment of torsion.Direct current overdrive clutch
The foreign steamer of device is provided with the first driven sprocket 31, and fixation is arranged with the first drive sprocket 51, first in the rotary shaft of direct current generator 5
Drive sprocket 51 is connected with the first driven sprocket 31 by chain, and the wheel diameter of the first driven sprocket 31 is more than the first driving-chain
The wheel diameter of wheel 51, direct current generator 5 is rotated by the first driven sprocket of chain-driving 31, and then drives blower fan 2 to rotate, direct current
Motor 5 is three-phase brushless dc motor.Direct current generator 5 is connected with DC motor controller 6, DC motor controller 6 again with storage
Battery is connected, battery with it is traditional be introduced from outside into extension wire compared with, because battery is inherently inside civil air defense constructions and installations,
Wartime will not be destroyed, therefore with reliability higher.By DC motor controller 6 by DC conversion into certain
The adjustable pulse current of pulse width of frequency, the more big both dutycycles of pulse width are bigger, there is provided to the average electricity of direct current generator 5
Pressure is bigger, and the rotating speed of direct current generator 5 is also higher.
As shown in figure 3, it is the device for driving blower fan 2 to rotate by manpower, in the present embodiment, people that pin steps on drive device 7
Preventing engineering ventilation equipment are provided with four pin and step on drive device 7 altogether, naturally it is also possible to set three, the pin of five or more step on drive
Dynamic device 7, specifically can be according to the power demand size determination for driving blower fan 2.Drive device 7 is stepped on by setting four pin, can
More powerful power is exported to power transmission shaft 3, it is ensured that the air quantity and blast of the output of blower fan 2 can to ensure that pin steps on drive device 7
Reach design requirement.Pin steps on drive device 7 includes stretcher cleat 71, bicycle freewheel 72, crank 73, pedal 74 and bicycle quick
Disk 75, stretcher cleat 71 forms bicycle frame by some steel-pipe weldings, and four stretcher cleats 71 are arranged to two row, two of same row
Stretcher cleat 71 is parallel to be fixed on base 1, and in order to strengthen the structural strength of stretcher cleat 71, two stretcher cleats 71 of same row pass through
Cross bar is connected so that two stretcher cleats 71 are mutually supported, more firmly.Four bicycle freewheels 72 are installed on power transmission shaft 3
Near the position at the two ends of power transmission shaft 3, bicycle freewheel 72 is the bicycle freewheel 72 used in daily life.Bicycle wheel disc 75
It is rotatably mounted on stretcher cleat 71, pedal 74 is connected with the rotating shaft of bicycle wheel disc 75 by crank 73.Pass through when using
Trampling pedal 74 with pin drives bicycle wheel disc 75 to rotate, then is rotated by chain-driving bicycle freewheel 72, and then drives
Power transmission shaft 3 is rotated and drives blower fan 2 to rotate.Additionally, be provided with Height Adjustable seat 76 on stretcher cleat 71, can be according to making
The height of user is adjusted the height between seat 76 and pedal 74, and the front end of stretcher cleat 71 is also equipped with Height Adjustable
Handle 77, staff can be according to the height of the hobby regulation handle 77 of oneself, it is ensured that staff is stepping on drive using pin
During dynamic device 7, body is in most comfortable state.
Operation principle:If during work using external communication circuit as power supply when, be manipulated by the control on case
Device control alternating current generator 22 is rotated, and due to being provided with exchange freewheel clutch 34 in the first shaft flange 32, exchanges freewheel clutch
The characteristic of 34 unidirectional delivery moments of torsion, it is ensured that the power output shaft of gearbox 4 will not follow the rotary shaft of alternating current generator 22 to rotate.Such as
Fruit external communication circuit is damaged, then using manpower direct current process auxiliary drive mode can be added to drive blower fan 2 to work, by operation
Controller control battery on control cabinet is turned on DC motor controller 6, and DC motor controller 6 can drive direct current generator
5 rotations carry out auxiliary foot and step on the driving blower fan work of drive device 7, aid in manpower to drive blower fan work by direct current generator 5, can be significantly
Lower the muscle power expenditure of staff, in the rotation process of direct current generator 5, due to being provided with bicycle freewheel on power transmission shaft 3
72 and direct current freewheel clutch 35, it is ensured that in rotating speed of the rotating speed of bicycle freewheel 72 less than the first driven sprocket 31, by pin
The power for stepping on the output of drive device 7 disconnects with power transmission shaft 3, and pin is stepped on drive device 7 will not turn into the negative of the work of direct current generator 5
Carry, reduce the operating efficiency of direct current generator 5, the safety of staff is ensured again, if battery is because not enough power supply cannot be just
Often during work, also the working method of blower fan 2 can be driven using pure manpower, drive four pin to step on drive device 7 by staff and work,
Four pin step on drive device 7 and can export the power of sufficient moment of torsion to drive power transmission shaft 3 to rotate, after gearbox 4 improves rotating speed
Drive blower fan 2 to work, and then cause blower fan 2 to the air quantity and blast that abundance is conveyed in civil air defense constructions and installations.
Although the present invention is described in detail above to have used general explanation and specific embodiment, at this
On the basis of invention, it can be modified or improved, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (7)
1. a kind of civil air defense constructions and installations ventilation equipment, the civil air defense constructions and installations ventilation equipment include base, are fixedly mounted on the base one
The blower fan at end, power transmission shaft, gearbox, the direct current generator being fixedly mounted on the base, DC motor controller, battery and
At least two pin step on drive device, it is characterised in that the power transmission shaft is rotatably mounted on base by fixed seat, the change
Fast case is fixedly mounted on base and between power transmission shaft and blower fan, and the power output shaft of the gearbox is surmounted by exchange
Clutch is detachably connected with the rotary shaft of the blower fan, and the power input shaft of the gearbox can with one end of the power transmission shaft
Dismounting connection, is installed with direct current freewheel clutch on the power transmission shaft, the foreign steamer of the direct current freewheel clutch is provided with
First driven sprocket, the pin step on drive device include being fixedly mounted on the stretcher cleat of the other end of base, crank, pedal,
Bicycle freewheel and the bicycle wheel disc being rotatably mounted on the stretcher cleat on the power transmission shaft, it is described foot-operated
Plate is connected with the rotating shaft of bicycle wheel disc by crank, and first driven sprocket is by chain and the DC motor shaft
The connection of the first drive sprocket, the bicycle wheel disc is connected with the bicycle freewheel by chain, the direct current generator control
Device processed is connected with battery and direct current generator respectively.
2. civil air defense constructions and installations ventilation equipment according to claim 1, it is characterised in that be provided with seat on the stretcher cleat,
The seat it is Height Adjustable.
3. civil air defense constructions and installations ventilation equipment according to claim 2, it is characterised in that the front end of the stretcher cleat is provided with handle
Hand, the handle it is Height Adjustable.
4. civil air defense constructions and installations ventilation equipment according to claim 3, it is characterised in that stretcher cleat is mounted side by side described in each two
On base, two stretcher cleats of same row are connected by cross bar.
5. civil air defense constructions and installations ventilation equipment according to claim 1, it is characterised in that the wheel disc of first driven sprocket is straight
Wheel diameter of the footpath more than first drive sprocket.
6. civil air defense constructions and installations ventilation equipment according to claim 1, it is characterised in that the power output shaft of the gearbox with
The rotary shaft of the blower fan is detachably connected by the first shaft flange, and the exchange freewheel clutch is arranged on first method of principal axes
In blue, the power input shaft of the gearbox is detachably connected with one end of the power transmission shaft by the second shaft flange.
7. civil air defense constructions and installations ventilation equipment according to claim 1, it is characterised in that the direct current generator is that three-phase brushless is straight
Stream motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710190194.XA CN106837835A (en) | 2017-03-27 | 2017-03-27 | A kind of civil air defense constructions and installations ventilation equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710190194.XA CN106837835A (en) | 2017-03-27 | 2017-03-27 | A kind of civil air defense constructions and installations ventilation equipment |
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CN106837835A true CN106837835A (en) | 2017-06-13 |
Family
ID=59131113
Family Applications (1)
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CN201710190194.XA Pending CN106837835A (en) | 2017-03-27 | 2017-03-27 | A kind of civil air defense constructions and installations ventilation equipment |
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CN (1) | CN106837835A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111481848A (en) * | 2020-04-24 | 2020-08-04 | 张乐 | Energy-saving ventilation equipment for civil air defense engineering |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH593822A5 (en) * | 1975-12-24 | 1977-12-15 | Piatti Bruno | Lightweight drive for motorised bicycle - has motor driving foot pedal crank via second freewheel through wormwheel |
CN2631917Y (en) * | 2003-01-23 | 2004-08-11 | 王铁忠 | Electric tricycles with booster |
CN201884296U (en) * | 2010-12-20 | 2011-06-29 | 浙江志江风机有限公司 | Power-pedal driven dual-purpose fan |
CN202001333U (en) * | 2011-05-21 | 2011-10-05 | 浙江志江风机有限公司 | Hand and electric dual-purposed circulating fan |
CN203321844U (en) * | 2013-06-17 | 2013-12-04 | 浙江叁益人防工程设备有限公司 | Four-person electric pedal dual-purpose fan for civil defense |
CN205371024U (en) * | 2016-01-22 | 2016-07-06 | 杭州人防设备有限公司 | Novel pedal fan |
CN205371038U (en) * | 2016-01-22 | 2016-07-06 | 杭州人防设备有限公司 | Dual -purpose fan |
CN206617348U (en) * | 2017-03-27 | 2017-11-07 | 北京天立成信机械电子设备有限公司 | A kind of civil air defense constructions and installations ventilation equipment |
-
2017
- 2017-03-27 CN CN201710190194.XA patent/CN106837835A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH593822A5 (en) * | 1975-12-24 | 1977-12-15 | Piatti Bruno | Lightweight drive for motorised bicycle - has motor driving foot pedal crank via second freewheel through wormwheel |
CN2631917Y (en) * | 2003-01-23 | 2004-08-11 | 王铁忠 | Electric tricycles with booster |
CN201884296U (en) * | 2010-12-20 | 2011-06-29 | 浙江志江风机有限公司 | Power-pedal driven dual-purpose fan |
CN202001333U (en) * | 2011-05-21 | 2011-10-05 | 浙江志江风机有限公司 | Hand and electric dual-purposed circulating fan |
CN203321844U (en) * | 2013-06-17 | 2013-12-04 | 浙江叁益人防工程设备有限公司 | Four-person electric pedal dual-purpose fan for civil defense |
CN205371024U (en) * | 2016-01-22 | 2016-07-06 | 杭州人防设备有限公司 | Novel pedal fan |
CN205371038U (en) * | 2016-01-22 | 2016-07-06 | 杭州人防设备有限公司 | Dual -purpose fan |
CN206617348U (en) * | 2017-03-27 | 2017-11-07 | 北京天立成信机械电子设备有限公司 | A kind of civil air defense constructions and installations ventilation equipment |
Non-Patent Citations (1)
Title |
---|
《大学生产品质量安全义务监督员知识读本》编委会, 中国质检出版社 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111481848A (en) * | 2020-04-24 | 2020-08-04 | 张乐 | Energy-saving ventilation equipment for civil air defense engineering |
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Application publication date: 20170613 |
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