CN206081429U - Underground is with keeping away protection nature of hitting fire hydrant - Google Patents
Underground is with keeping away protection nature of hitting fire hydrant Download PDFInfo
- Publication number
- CN206081429U CN206081429U CN201620970240.9U CN201620970240U CN206081429U CN 206081429 U CN206081429 U CN 206081429U CN 201620970240 U CN201620970240 U CN 201620970240U CN 206081429 U CN206081429 U CN 206081429U
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- fixed plate
- fire hydrant
- lid
- underground
- groove
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Abstract
The utility model relates to a fire hydrant especially relates to an underground is with keeping away protection nature of hitting fire hydrant. The to -be -solved technical problem of the utility model is to provide an underground is with keeping away protection nature of hitting fire hydrant that is difficult to receive the striking, the outer wall is difficult is corroded, is hindered the people's bank of china to sail. In order to solve the technical problem, the utility model provides such underground is with keeping away protection nature of hitting fire hydrant which comprises there are end fixing plate, right fixed plate, secret fire service pipe, connecting plate, base, fire control key, water inlet, hose, the valve that turns on the water, delivery port, kelly, kicking block, lid, slider, motor, gear, slide rail, left fixed plate, rack, bracing piece and the spring, the subaerial second recess that is equipped with, second recess bottom is equipped with end fixing plate. The utility model discloses reached and be difficult to receive that striking, outer wall are difficult is corroded, is hindered the effect that the people's bank of china sailed to the effectual fire hydrant of having protected, and messenger's fire hydrant no longer hinders passerby to walk and the garage sails.
Description
Technical field
This utility model is related to a kind of fire hydrant, more particularly to a kind of underground collision avoidance protective fire hydrant.
Background technology
Fire hydrant, formal call are fire hydrant, and a kind of fixed fire fighting device, Main Function are control combustible, isolation
Oxidizer, elimination ignition source.Divide indoor fire hydrant and outdoor fire hydrant.Fire-fighting system includes that outdoor fire hydrant system, interior disappear
Fire ties system, and fire extinguisher system, what is had also have automatic sprinkler fire-extinguishing system, water cannon system, gas extinguishing system, fiery spy system, water
Mist system etc..Fire hydrant implements fire extinguishing from municipal water supply pipe network or the water intaking of outdoor fire fighting water supply network mainly for fire fighting truck, also may be used
Go out above-water method to be directly connected to water band, hydraulic giant.So, indoor and outdoor hydrant system be also the important fire fighting device that fights a fire it
One.
Existing fire hydrant be exposed to outside air exist easily clashed into, outer wall is easily corroded, hinder people travel
Shortcoming, therefore it is anti-with collision avoidance to need a kind of underground for being not readily susceptible to clash into, outer wall is difficult to be corroded, without prejudice to people travels of research and development badly
Shield property fire hydrant.
Utility model content
（1）Technical problem to be solved
This utility model is easily clashed into overcome existing fire hydrant to be exposed to outside air, outer wall is easily rotten
Erosion, the shortcoming for hindering people's traveling, the technical problems to be solved in the utility model are to provide one kind and are not readily susceptible to shock, outer wall not
Easily be corroded, without prejudice to people traveling underground collision avoidance protective fire hydrant.
（2）Technical scheme
In order to solve above-mentioned technical problem, this utility model provides such a underground collision avoidance protective fire hydrant,
Include bottom fixed plate, right fixed plate, underground extinguishing pipe, connecting plate, base, hydrant body, water inlet, flexible pipe, discharging valve, go out
The mouth of a river, kelly, jacking block, lid, slide block, motor, gear, slide rail, left fixed plate, tooth bar, support bar and spring, ground is provided with
Second groove, the second bottom portion of groove are provided with bottom fixed plate, and support bar is provided with the middle of the fixed plate of bottom, and bottom fixed plate left end is provided with left solid
Fixed board, left dead plate upper end rotary type are connected with lid, and spring is provided between lid and left fixed plate, and lid right-hand member is provided with card
Bar, is provided with slide rail on the right side of left fixed plate, motor is provided with front side of slide rail, and gear is connected with the right side of motor, and tooth bar is provided with the right side of slide rail,
Rack and pinion is engaged, and tooth bar upper end is provided with jacking block, and connecting plate, connecting plate and support bar contact, connecting plate are provided with the right side of tooth bar
Base is provided with, base is provided with hydrant body, on the right side of hydrant body, is provided with water inlet, water inlet right-hand member is provided with flexible pipe, flexible pipe
Right-hand member is provided with underground extinguishing pipe, and discharging valve is provided with front side of hydrant body, and the hydrant body upper end left and right sides is arranged with outlet,
Bottom fixed plate right-hand member is provided with right fixed plate, and right dead plate upper end is provided with the first groove, and kelly is located in the first groove.
Preferably, controller and pressure transducer are also included, on the left of right fixed plate, is provided with controller, on lid, be provided with
Three grooves, are provided with pressure transducer in the 3rd groove, pressure transducer and motor are connected with controller.
Preferably, block rubber is also included, in the 3rd groove, is provided with block rubber, block rubber is located above pressure transducer.
Preferably, reflector is also included, cap top is provided with reflector.
Preferably, motor is servomotor.
Preferably, the thickness of bottom fixed plate is 5cm.
Preferably, the material of lid is Q235 steel.
Operation principle：When there is fire, when needing fire extinguishing, start motor, motor reverses band moving gear to reverse, and tooth bar is upwards
Motion, slide block are moved on slide rail upwards, and jacking block is moved upwards, and jacking block promotes lid, connecting plate to move upwards, disappear so as to drive
Anti- key is moved upwards, and when lid is fully opened, and hydrant body moves to appropriate position, motor quits work.Opening is put
Water valve, the water in the extinguishing pipe of underground are flowed out by outlet, and fireman can carry out fire-fighting work from outlet water receiving, when going out
During fiery end-of-job, discharging valve is closed, start motor, the clockwise band moving gear of motor is clockwise, and tooth bar is moved downward, and slide block is in slide rail
On move downward, jacking block is moved downward, and as the elastic force of spring, lid are moved downward, connecting plate is moved downward, and is disappeared so as to drive
Anti- key is moved downward, and when fully-inserted first groove of kelly, lid and hydrant body reset, motor quits work.
Because also including controller and pressure transducer, controller on the left of right fixed plate, is provided with, on lid, is provided with the 3rd
Groove, is provided with pressure transducer in the 3rd groove, pressure transducer and motor are connected with controller, needs fire extinguishing when there is fire
When, pressure transducer is pinned, pressure transducer is sensed than larger pressure, feeds back signal to controller, controller control electricity
Machine reverses band moving gear to reverse, and tooth bar is moved upwards, and slide block is moved on slide rail upwards, and jacking block is moved upwards, and jacking block promotes lid
Son, connecting plate are moved upwards, and so as to drive hydrant body to move upwards, when lid is fully opened, hydrant body is moved to suitably
Position when, motor quits work.Open discharging valve, the water in the extinguishing pipe of underground is flowed out by outlet, by fireman from
Outlet water receiving, carries out fire-fighting work, at the end of fire-fighting work, closes discharging valve, the clockwise drive tooth of controller controlled motor
Wheel is clockwise, and tooth bar is moved downward, and slide block is moved downward on slide rail, and jacking block is moved downward, and due to the elastic force of spring, lid is downward
Motion, connecting plate is moved downward, and so as to drive hydrant body to move downward, when fully-inserted first groove of kelly, lid and is disappeared
When anti-key resets, motor quits work.
Because also including block rubber, block rubber in the 3rd groove, is provided with, block rubber is located above pressure transducer, rubber
Block has the effect of protection pressure transducer, and placement force sensor is destroyed.
Because also including reflector, cap top is provided with reflector, reflector can reflecting light, so as to remind pedestrian
There is fire hydrant herein, note traveling.
Because motor be servomotor, servomotor can precise rotation so that hydrant body motion it is more stable.
Because the thickness of bottom fixed plate is 5cm, enables bottom fixed plate to bear enough gravity, increase stablizing for this device
Property.
Because the material of lid is Q235 steel, Q235 steel is corrosion-resistant, and Q235 steel toughness intensity is big, so as to extend lid
Service life.
It is S32S0T type PLCs for the sea of Science and Technology Ltd.'s production that controller selects Xiamen sea, outside main frame
24VDC powers, the input of 16 tunnels, the output of 16 tunnels.
SunYuanSYLED6 digital display meters plug line is accessed in transmitter measuring circuit, the function of the table be by 0-5V,
The pick-up signals such as 0-10V, 1-5V, 0- ± 200mV, 0-20mA, 4-20mA linearly, are accordingly entered with ten by the scope of setting
Digital quantity processed shows.The physical quantitys such as temperature, pressure, flow, liquid level are converted into into standard electric by various related sensors
After current voltage signal, then the digital display meter is accessed, the physical quantitys such as temperature, pressure, flow, liquid level are shown in real time, it is convenient
User is monitored control.Meanwhile, digital display meter possesses warning function, the isolated output switch parameter of band two-way, by presetting
Good related numerical value, such as：Higher than a certain numerical value or less than a certain numerical value, it is possible to achieve show, control and report to the police.
Pressure transducer connects the first digital display meter of model SYLED6, arranges one output switch parameter, arranges which high
When a certain pressure value, output signal.
The definition of input/output port is：X0 is activate switch, and X1 is shutdown switch, and X2 is emergency stop switch, and X3 is to connect
Connect the first digital display meter of pressure transducer；Y0 is that, for the clockwise catalyst KM0 of motor, Y1 is the catalyst reversed for motor
KM1.Electric control theory figure according to Fig. 5, those skilled in the art do not need performing creative labour, you can pass through
Trapezoidal pattern programming language, intuitively write out PLC is carried out the PLC journeys of action by each part of above-mentioned operation principle control
Sequence, realizes the intellectuality of this plant running, and the dependent instruction of programming is all prior art, be will not be described here.
（3）Beneficial effect
This utility model has reached the effect for being not readily susceptible to that shock, outer wall are difficult to be corroded, without prejudice to people travels, so as to
Fire hydrant is effectively protected, and makes fire hydrant be no longer interfere with passerby's walking and car traveling.
Description of the drawings
Fig. 1 is the first main structure diagram of the present utility model.
Fig. 2 is second main structure diagram of the present utility model.
Fig. 3 is the third main structure diagram of the present utility model.
Fig. 4 is the 4th kind of main structure diagram of the present utility model.
Fig. 5 is electric control theory figure of the present utility model.
Labelling in accompanying drawing for：1- bottoms fixed plate, the right fixed plates of 2-, 3- undergrounds extinguishing pipe, 4- connecting plates, 5- bases, 6-
Hydrant body, 7- water inlets, 8- flexible pipes, 9- discharging valves, 10- outlets, 11- kellies, 12- jacking blocks, 13- lids, 14- ground,
15- slide blocks, 16- motors, 17- gears, 18- slide rails, the left fixed plates of 19-, 20- tooth bars, 21- support bars, the first grooves of 22-, 23-
Second groove, 24- springs, 25- controllers, 26- pressure transducers, the 3rd grooves of 27-, 28- block rubbers, 29- reflectors.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is further described.
Embodiment 1
A kind of underground collision avoidance protective fire hydrant, as Figure 1-5, includes bottom fixed plate 1, right fixed plate 2, underground
Extinguishing pipe 3, connecting plate 4, base 5, hydrant body 6, water inlet 7, flexible pipe 8, discharging valve 9, outlet 10, kelly 11, jacking block 12,
Lid 13, slide block 15, motor 16, gear 17, slide rail 18, left fixed plate 19, tooth bar 20, support bar 21 and spring 24, ground 14
The second groove 23 is provided with, 23 bottom of the second groove is provided with bottom fixed plate 1, support bar 21 is provided with the middle of bottom fixed plate 1, and bottom is fixed
1 left end of plate is provided with left fixed plate 19, and 19 upper end rotary type of left fixed plate is connected with lid 13, between lid 13 and left fixed plate 19
Spring 24 is provided with, and 13 right-hand member of lid is provided with kelly 11, is provided with slide rail 18, motor is provided with front side of slide rail 18 on the right side of left fixed plate 19
16, gear 17 is connected with the right side of motor 16, tooth bar 20 on the right side of slide rail 18, is provided with, tooth bar 20 is engaged with gear 17,20 upper end of tooth bar
Jacking block 12 is provided with, connecting plate 4 on the right side of tooth bar 20, is provided with, connecting plate 4 and support bar 21 are contacted, and connecting plate 4 is provided with base 5, bottom
Seat 5 is provided with hydrant body 6, and water inlet 7 is provided with the right side of hydrant body 6, and 7 right-hand member of water inlet is provided with flexible pipe 8, and 8 right-hand member of flexible pipe sets
There is underground extinguishing pipe 3, on front side of hydrant body 6, be provided with discharging valve 9, the 6 upper end left and right sides of hydrant body is arranged with outlet 10,
Fixed plate 1 right-hand member in bottom is provided with right fixed plate 2, and 2 upper end of right fixed plate is provided with the first groove 22, and kelly 11 is located at the first groove 22
It is interior.
Controller 25 and pressure transducer 26 are also included, controller 25 is provided with the left of right fixed plate 2, is provided with lid 13
3rd groove 27, is provided with pressure transducer 26 in the 3rd groove 27, and pressure transducer 26 and motor 16 are connected with controller 25.
Block rubber 28 is also included, block rubber 28 in the 3rd groove 27, is provided with, block rubber 28 is located on pressure transducer 26
Side.
Reflector 29 is also included, reflector 29 at the top of lid 13, is provided with.
Motor 16 is servomotor 16.
The thickness of bottom fixed plate 1 is 5cm.
The material of lid 13 is Q235 steel.
Operation principle：When there is fire, when needing fire extinguishing, start motor 16, motor 16 reverses band moving gear 17 to reverse, tooth
Bar 20 is moved upwards, and slide block 15 is moved on slide rail 18 upwards, and jacking block 12 is moved upwards, and jacking block 12 promotes lid 13, connecting plate 4
Move upwards, so as to drive hydrant body 6 to move upwards, when lid 13 is fully opened, hydrant body 6 moves to appropriate position
When, motor 16 quits work.Open discharging valve 9, the water in underground extinguishing pipe 3 flowed out by outlet 10, by fireman from
10 water receiving of outlet, carries out fire-fighting work, at the end of fire-fighting work, closes discharging valve 9, starts motor 16, and motor 16 is clockwise
Band moving gear 17 is clockwise, and tooth bar 20 is moved downward, and slide block 15 is moved downward on slide rail 18, and jacking block 12 is moved downward, due to bullet
The elastic force of spring 24, lid 13 are moved downward, and connecting plate 4 is moved downward, so as to drive hydrant body 6 to move downward, when kelly 11
When fully-inserted first groove 22, lid 13 and hydrant body 6 reset, motor 16 quits work.
Because also including controller 25 and pressure transducer 26, controller 25 is provided with the left of right fixed plate 2, on lid 13
The 3rd groove 27 is provided with, in the 3rd groove 27, pressure transducer 26 is provided with, pressure transducer 26 and motor 16 are connected with controller 25
Connect, when generation fire needs fire extinguishing, pin pressure transducer 26, pressure transducer 26 is sensed than larger pressure, feedback
To controller 25,25 controlled motor of controller 16 reverses band moving gear 17 to reverse to signal, and tooth bar 20 is moved upwards, and slide block 15 is being slided
Moved on rail 18 upwards, jacking block 12 is moved upwards, jacking block 12 promotes lid 13, and connecting plate 4 is moved upwards, so as to drive fire hydrant
Body 6 is moved upwards, and when lid 13 is fully opened, and hydrant body 6 moves to appropriate position, motor 16 quits work.Open
Discharging valve 9, the water in underground extinguishing pipe 3 are flowed out by outlet 10, and fireman can carry out fire extinguishing work from 10 water receiving of outlet
Make, at the end of fire-fighting work, close discharging valve 9, the clockwise band moving gears 17 of 25 controlled motor 16 of controller are clockwise, tooth bar 20 to
Lower motion, slide block 15 are moved downward on slide rail 18, and jacking block 12 is moved downward, and due to the elastic force of spring 24, lid 13 is transported downwards
Dynamic, connecting plate 4 is moved downward, so as to drive hydrant body 6 to move downward, when 11 fully-inserted first groove 22 of kelly, lid
13 and hydrant body 6 reset when, motor 16 quits work.
Because also including block rubber 28, block rubber 28 in the 3rd groove 27, is provided with, block rubber 28 is located at pressure transducer
Above in the of 26, block rubber 28 has the effect of protection pressure transducer 26, and placement force sensor 26 is destroyed.
Because also including reflector 29, at the top of lid 13, be provided with reflector 29, reflector 29 can reflecting light, so as to
Remind pedestrian to have fire hydrant herein, note traveling.
Because motor 16 be servomotor 16, servomotor 16 can precise rotation so that hydrant body 6 is moved more
It is stable.
Because the thickness of bottom fixed plate 1 is 5cm, enables bottom fixed plate 1 to bear enough gravity, increase the steady of this device
It is qualitative.
Because the material of lid 13 is Q235 steel, Q235 steel is corrosion-resistant, and Q235 steel toughness intensity is big, so as to extend lid
13 service life.
It is S32S0T types PLC 25 for the sea of Science and Technology Ltd.'s production that controller 25 selects Xiamen sea, outside main frame
Portion 24VDC powers, the input of 16 tunnels, the output of 16 tunnels.
SunYuanSYLED6 digital display meters plug line is accessed in transmitter measuring circuit, the function of the table be by 0-5V,
The pick-up signals such as 0-10V, 1-5V, 0- ± 200mV, 0-20mA, 4-20mA linearly, are accordingly entered with ten by the scope of setting
Digital quantity processed shows.The physical quantitys such as temperature, pressure, flow, liquid level are converted into into standard electric by various related sensors
After current voltage signal, then the digital display meter is accessed, the physical quantitys such as temperature, pressure, flow, liquid level are shown in real time, it is convenient
User is monitored control.Meanwhile, digital display meter possesses warning function, the isolated output switch parameter of band two-way, by presetting
Good related numerical value, such as：Higher than a certain numerical value or less than a certain numerical value, it is possible to achieve show, control and report to the police.
Pressure transducer 26 connects the first digital display meter of model SYLED6, arranges one output switch parameter, arranges which
During higher than a certain pressure value, output signal.
The definition of input/output port is：X0 is activate switch, and X1 is shutdown switch, and X2 is emergency stop switch, and X3 is to connect
Connect the first digital display meter of pressure transducer 26；Y0 is that, for the clockwise catalyst KM0 of motor 16, Y1 is to reverse for motor 16
Catalyst KM1.Electric control theory figure according to Fig. 5, those skilled in the art do not need performing creative labour, i.e.,
Can be by trapezoidal pattern programming language, intuitively writing out PLC 25 carries out action by each part of above-mentioned operation principle control
PLC program, realize the intellectuality of this plant running, the dependent instruction of programming is all prior art, be will not be described here.
Embodiment described above only expresses preferred implementation of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to this utility model the scope of the claims.It should be pointed out that common for this area
For technical staff, without departing from the inventive concept of the premise, some deformations, improvement can also be made and is substituted, these are all
Belong to protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be defined by claims.
Claims (7)
1. a kind of underground collision avoidance protective fire hydrant, it is characterised in that include bottom fixed plate（1）, right fixed plate（2）,
Lower extinguishing pipe（3）, connecting plate（4）, base（5）, hydrant body（6）, water inlet（7）, flexible pipe（8）, discharging valve（9）, outlet
（10）, kelly（11）, jacking block（12）, lid（13）, slide block（15）, motor（16）, gear（17）, slide rail（18）, left fixed plate
（19）, tooth bar（20）, support bar（21）And spring（24）, ground（14）It is provided with the second groove（23）, the second groove（23）Bottom
Portion is provided with bottom fixed plate（1）, bottom fixed plate（1）Centre is provided with support bar（21）, bottom fixed plate（1）Left end is provided with left fixed plate
（19）, left fixed plate（19）Upper end rotary type is connected with lid（13）, lid（13）With left fixed plate（19）Between be provided with spring
（24）, lid（13）Right-hand member is provided with kelly（11）, left fixed plate（19）Right side is provided with slide rail（18）, slide rail（18）Front side is provided with electricity
Machine（16）, motor（16）Right side is connected with gear（17）, slide rail（18）Right side is provided with tooth bar（20）, tooth bar（20）With gear（17）
Engagement, tooth bar（20）Upper end is provided with jacking block（12）, tooth bar（20）Right side is provided with connecting plate（4）, connecting plate（4）And support bar（21）
Contact, connecting plate（4）It is provided with base（5）, base（5）It is provided with hydrant body（6）, hydrant body（6）Right side is provided with into water
Mouthful（7）, water inlet（7）Right-hand member is provided with flexible pipe（8）, flexible pipe（8）Right-hand member is provided with underground extinguishing pipe（3）, hydrant body（6）Front side sets
There is discharging valve（9）, hydrant body（6）The upper end left and right sides is arranged with outlet（10）, bottom fixed plate（1）Right-hand member is provided with right solid
Fixed board（2）, right fixed plate（2）Upper end is provided with the first groove（22）, kelly（11）Positioned at the first groove（22）It is interior.
2. a kind of underground according to claim 1 collision avoidance protective fire hydrant, it is characterised in that also include controller
（25）And pressure transducer（26）, right fixed plate（2）Left side is provided with controller（25）, lid（13）On be provided with the 3rd groove
（27）, the 3rd groove（27）Pressure transducer is provided with inside（26）, pressure transducer（26）And motor（16）With controller（25）Even
Connect.
3. a kind of underground according to claim 2 collision avoidance protective fire hydrant, it is characterised in that also include block rubber
（28）, the 3rd groove（27）Block rubber is provided with inside（28）, block rubber（28）Positioned at pressure transducer（26）Top.
4. a kind of underground according to claim 1 collision avoidance protective fire hydrant, it is characterised in that also include reflector
（29）, lid（13）Top is provided with reflector（29）.
5. a kind of underground according to claim 1 collision avoidance protective fire hydrant, it is characterised in that motor（16）For servo
Motor（16）.
6. a kind of underground according to claim 1 collision avoidance protective fire hydrant, it is characterised in that bottom fixed plate（1）'s
Thickness is 5cm.
7. a kind of underground according to claim 1 collision avoidance protective fire hydrant, it is characterised in that lid（13）Material
For Q235 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620970240.9U CN206081429U (en) | 2016-08-30 | 2016-08-30 | Underground is with keeping away protection nature of hitting fire hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620970240.9U CN206081429U (en) | 2016-08-30 | 2016-08-30 | Underground is with keeping away protection nature of hitting fire hydrant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206081429U true CN206081429U (en) | 2017-04-12 |
Family
ID=58473518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620970240.9U Expired - Fee Related CN206081429U (en) | 2016-08-30 | 2016-08-30 | Underground is with keeping away protection nature of hitting fire hydrant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206081429U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975104A (en) * | 2017-11-25 | 2018-05-01 | 费先艳 | It is installed on the self extending hidden fire hydrant of town road or architecture storey |
| CN108159618A (en) * | 2017-12-27 | 2018-06-15 | 陈黎群 | Fire hydrant |
| CN108653959A (en) * | 2018-03-06 | 2018-10-16 | 张素平 | A kind of comprehensive power equipment firebreak device |
| CN111236362A (en) * | 2020-01-16 | 2020-06-05 | 山东佑安消防系统有限公司 | Fire hydrant installation method |
| CN112859890A (en) * | 2021-01-18 | 2021-05-28 | 中联重科股份有限公司 | Obstacle avoidance method and obstacle avoidance device for underwater equipment |
| CN112933498A (en) * | 2021-04-21 | 2021-06-11 | 中钊建设集团有限公司 | Indoor fire fighting device |
-
2016
- 2016-08-30 CN CN201620970240.9U patent/CN206081429U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975104A (en) * | 2017-11-25 | 2018-05-01 | 费先艳 | It is installed on the self extending hidden fire hydrant of town road or architecture storey |
| CN107975104B (en) * | 2017-11-25 | 2019-01-11 | 广东铭昌消防机电工程有限公司 | It is installed on the self extending hidden fire hydrant of town road or architecture storey |
| CN108159618A (en) * | 2017-12-27 | 2018-06-15 | 陈黎群 | Fire hydrant |
| CN108653959A (en) * | 2018-03-06 | 2018-10-16 | 张素平 | A kind of comprehensive power equipment firebreak device |
| CN111236362A (en) * | 2020-01-16 | 2020-06-05 | 山东佑安消防系统有限公司 | Fire hydrant installation method |
| CN112859890A (en) * | 2021-01-18 | 2021-05-28 | 中联重科股份有限公司 | Obstacle avoidance method and obstacle avoidance device for underwater equipment |
| CN112859890B (en) * | 2021-01-18 | 2022-08-23 | 中联重科股份有限公司 | Obstacle avoidance method and obstacle avoidance device for underwater equipment |
| CN112933498A (en) * | 2021-04-21 | 2021-06-11 | 中钊建设集团有限公司 | Indoor fire fighting device |
| CN112933498B (en) * | 2021-04-21 | 2021-11-30 | 中钊建设集团有限公司 | Indoor fire fighting device |
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| GR01 | Patent grant | ||
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