CN110251872A - A kind of applicator - Google Patents
A kind of applicator Download PDFInfo
- Publication number
- CN110251872A CN110251872A CN201910650065.3A CN201910650065A CN110251872A CN 110251872 A CN110251872 A CN 110251872A CN 201910650065 A CN201910650065 A CN 201910650065A CN 110251872 A CN110251872 A CN 110251872A
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- China
- Prior art keywords
- driving
- screw rod
- gear
- push rod
- absolute position
- 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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- 239000007921 spray Substances 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 239000002131 composite material Substances 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 239000011324 bead Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 10
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000007789 sealing Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000270728 Alligator Species 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 241000876443 Varanus salvator Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002222 downregulating effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011551 heat transfer agent Substances 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/28—Accessories for delivery devices, e.g. supports
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C99/00—Subject matter not provided for in other groups of this subclass
- A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
- A62C99/0072—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using sprayed or atomised water
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a kind of applicator with absolute position feedback and hand automatic conversion.Including head body and transmission case body, transmission case body includes the motor for successively driving connection, gear set, ball silk braid, push rod composition；Push rod is formed to be coupled with the driving of the nozzle housing of head body；The driving screw rod of ball silk braid also couples with the driving of push rod manual knob；Ball silk braid external diameter surface has straight-tooth to couple with absolute position transducer rotation for obtaining the spray head absolute location information mobile by driving；Gear set be can clutch composite structure for hand off or combine motor and ball silk braid driving coupling.The present invention solve applicator housing it is mobile when absolute position information collection and transmission, can Real-time Feedback applicator housing travel position, so that operator accurately adjusts spray angle；Hand automatic transfer equipment is matched with drive mechanism, and motor bring additional force can manually change spray angle more quickly when can remove manual operation.
Description
Technical field
The invention belongs to fire-fighting equipment design field, especially belong to that spray regime can be automatically adjusted in fire-fighting equipment
Sprinkler design technical field, in particular to a kind of applicator with absolute position feedback and manual automatic conversion.
Background technique
Existing fire-fighting equipment has been carried out automatic early-warning and carries out accurate adjust automatically ejecting extinguishing according to fire condition.
China's application 201420552773.6 discloses a kind of fire monitor, including barrel, be provided on barrel main body tube and
Water spray gun barrel, is additionally provided with swing mechanism and luffing mechanism realizes the rotation injection of fire monitor full angle, which can basis
Heat sensor distinguishes fiery point, while can also control luffing mechanism by control cabinet and be sprayed water with swing mechanism to adjust
Position.
China's application 201610425466.5 discloses one kind can be by the fire water monitor control of any setting path self-extinguishing
System and control method processed feed back water cannon spray in the controls with horizontal position encoder and pitch position encoder respectively
Mouthful in level orientation and the location information of pitch orientation；Water cannon spray is limited with Horizontal limiting sensor and pitching limit sensors
Mouth in the horizontal direction with the slewing area in pitch orientation, and be used to demarcate water cannon spout in the horizontal direction with pitch orientation
Location information；It is used to send the various instructions of water cannon work with rocking rod controller；The finger of rocking rod controller is received with control centre
It enables, and the heat transfer agent of binding site encoder and limit sensors drives the fire extinguishing procedure of three motors realization water cannons.The Shen
Please can the preset water cannon of memory storage put out a fire path, realize water cannon according to the path of setting in the case where unmanned intervene
Automatic cycle fire extinguishing.
The applicator movement in extinguishing operation of existing automatically controlled applicator cannot accurately obtain location information, cannot be effective
Know absolute spray angle, above-mentioned application proposes acquisition and controls the technology of nozzle angle, but for how more acurrate
It obtains angle and the setting angle prior art does not disclose its structure.Absolute position transducer can be outside Real-time Feedback applicator
Shift motion position is covered to controller, and controller gives the computer or HMI positioned at distal end by communication line, and is shown in
In user interface, operator can be made accurately to adjust spray angle.
Meanwhile transmission device adjustment spray angle is driven by motor in existing automatically controlled applicator during fire-extinguishing operations,
When motor power down, fireman is manually operated rolled round driving transmission device and adjusts spray angle.Motor is not separated with transmission device
When the included additional force of motor do not eliminate, the included additional force of motor can be manually operated to fireman and bring additional resistance,
It increases fireman's labor intensity and has then slowed down regulating the speed for spray head spray angle.
Summary of the invention
The present invention is insufficient according to prior art to disclose a kind of fire-fighting spray with absolute position feedback and hand automatic conversion
Head.The accurate spray angle of spray head, realization are obtained using absolute position transducer the problem to be solved in the present invention is to provide a kind of
It accurately controls jet mode and the applicator converted between hand automatic control mode can be facilitated.
The invention is realized by the following technical scheme:
The nozzle housing of applicator, including head body and transmission case body, the transmission case body driving head body moves
It is dynamic to realize fire-fighting injection adjustment, it is characterised in that:
The transmission case body includes the motor for successively driving connection, gear set, ball silk braid, push rod composition；Push rod composition
Couple with the driving of the nozzle housing of head body；The driving screw rod of ball silk braid also couples with the driving of push rod manual knob；
The ball silk braid external diameter surface has the rotation of straight-tooth and absolute position transducer to couple to be driven for obtaining spray head
Mobile absolute location information；
The gear set be can clutch composite structure for hand off or combine motor and ball silk braid driving coupling.
Ball silk braid described further includes screw rod fixing sleeve, steel ball, axle sleeve and screw rod；The setting of screw rod fixes sleeve inner wall
Spiral is matched with screw rod perficial helical, and screw rod fixing sleeve spiral inner wall is cooperated by steel ball and the driving of screw rod perficial helical, axle sleeve
It is set between screw rod fixing sleeve and screw rod, has been evenly arranged steel ball hole on axle sleeve between positioning screw rod fixing sleeve and screw rod
Rolling steel ball；Screw rod fixing sleeve front end couples with push rod composition, external diameter surface has straight-tooth and absolute position transducer transmission joins
It connects；Screw rod by can gear set driving, the driving of rear end and push rod manual knob of clutch composite structure couple.
The gear set is driving gear set, the first driving gear including being driven by motor and is coupled with screw rod driving
End gear；Gear set includes a separable geared system.
The separable geared system includes motor spline shaft set removing eccentric shaft, clutch gear, thrust plane bearing, shape
Star gear-box central axis and spring；Motor spline shaft set removing eccentric shaft turns when driving clutch gear compressed spring and with front and back
Gear drive separation, or release clutch gear are resetted in conjunction with the gear drive of front and back by compressed spring driving.
Shape star gear-box central axis one end is provided with the circlip of the binding site for limiting clutch gear.
The straight-tooth and absolute position transducer input gear driving coupling on screw rod fixed cover external diameter of the present invention surface, absolutely
To position sensor input gear driving coupling absolute position transducer installation axle and couple absolute position transducer.
The push rod composition is fixed outer including big gun head motor fixed block, stainless steel bolt, push rod big gun head fixing bolt, push rod
Set and rubber bellows；Big gun head motor fixed block, which is fixed on outside nozzle, to be put on, by stainless steel bolt and the fixed spiral shell of push rod big gun head
Bolt is fixedly connected with push rod fixed jacket, and push rod fixed jacket couples with screw rod fixing sleeve front end and is sleeved on rubber bellows
In.
The present invention realizes the information transmission of applicator injection direction absolute position, absolute position transducer real-time Transmission
Spray angle, operator can accurately control jet mode.Hand automatic conversion structure separates motor with transmission device, removal
Motor bring additional force can reduce fireman's complex operations and its labor intensity, and fireman can quickly drive transmission
Device adjusts spray angle, effectively puts out fire source.
The present invention covers the drive mechanism combined with ball wire using gear set, and drive mechanism is compact flexibly；Ball wire is arranged
It sets straight-tooth and absolute position transducer driving coupling realizes nozzle position acquisition of information, and hand is realized by the separable driving of gear set
The drive mechanism feature of ball silk braid is utilized in automatic conversion well, realizes the small-sized, compact, stable of functional structure, passes
It is dynamic reliable accurate.
Helpfulness of the present invention: accurate spray angle is specifically obtained using absolute position transducer the invention discloses a kind of
Cramped construction, the information collection and transmission of absolute position when solving the movement of applicator housing, absolute position transducer can
Real-time Feedback applicator housing travel position gives the computer positioned at distal end by communication line to controller, controller
Or HMI, and show on a user interface, so that operator accurately adjusts spray angle.Hand automatic transfer equipment of the present invention with
Drive mechanism matching, easy to operate, motor bring additional force when can remove manual operation make manual operation more labor-saving, behaviour
Spray angle can faster be manually changed by making personnel.
Detailed description of the invention
Fig. 1 is applicator of embodiment of the present invention connection schematic diagram；
Fig. 2 is that head body of embodiment of the present invention components introduce schematic diagram；
Fig. 3 is that transmission case body of embodiment of the present invention components introduce schematic diagram；
Fig. 4 is that shape of the embodiment of the present invention assembles front schematic view；
Fig. 5 is that shape of the embodiment of the present invention assembles schematic top plan view；
Fig. 6 is Fig. 5-B-B diagrammatic cross-section；
Fig. 7 is Fig. 4-A-A diagrammatic cross-section；
Fig. 8 is Fig. 5-D-D diagrammatic cross-section；
Fig. 9 is Fig. 5-C-C diagrammatic cross-section.
In figure, 1a is transmission case body, and 2a is head body, and 1 is dormant bolt, and 2 be water diversion disk, and 3 be spring, and 4 be pivot pin,
5 be water diversion disk central axis, and 6 be nozzle housing, and 7 be sealing ring, and 8 be straight pipe, and 9 be sealing ring, and 10 be flow deflector, and 11 be sealing
Circle, 12 be steel ball, and 13 be sealing ring, and 14 be steel ball, and 15 be sealing ring, and 16 flow deflector fixed sections, 17 be that 2.5NH fire hose connects
Head, 18 be rectification section, and 19 be 2.5NH fire hose coupling, and 20 be big gun head motor fixed block, and 21 be stainless steel bolt, and 22 be to push away
Bar big gun head fixing bolt, 23 be push rod fixed jacket, and 24 be stainless steel bolt, and 25 be rubber bellows, and 26 be screw rod fixing sleeve,
27 be steel ball, and 28 be axle sleeve, and 29 be split pin, and 30 be screw rod, and 31 be alligator, and 32 be end gear, and 33 be sealing ring, and 34 be not
Become rusty steel bolt, and 35 be absolute position transducer cover board, and 36 be sealing ring, and 37 be flat seal, and 38 be absolute position transducer, and 39
It is absolute position transducer mounting blocks, 40 be absolute position transducer central axis center, and 41 be absolute position transducer installation
Axis, 42 be absolute position transducer input gear, and 43 be axle sleeve, and 44 be showerhead electrode gear-box, and 45 be motor spline shaft set stripping
From eccentric shaft, 46 be bead bolt, and 47 be thrust plane bearing, and 48 be the first driving gear, and 49 be nylon jacket, and 50 be sealing
Circle, 51 be showerhead electrode gear-box case lid, and 52 be alligator, and 53 be push rod manual knob, and 54 be from plain besring, and 55 be nylon jacket,
56 be spring, and 57 be shape star gear-box central axis, and 58 be clutch gear, and 59 be circlip, and 60 be from plain besring, and 61 be water-proof cable
Connector, 62 be motor, and 63 be sealing ring, and 64 be motor cover board.
Specific embodiment
The present invention is further described With reference to embodiment, specific embodiment be to the principle of the invention into
One step explanation, does not limit the invention in any way, and same or like technology is protected without departing from the present invention with the present invention
Range.
In conjunction with attached drawing.
Outside applicator, including the nozzle of head body 2a and transmission case body 1a, transmission case body 1a driving head body 2a
Set 6 is mobile to realize fire-fighting injection adjustment.
Transmission case body 1a includes the motor 62 for successively driving connection, gear set, ball silk braid, push rod composition；Push rod composition
Couple with the driving of the nozzle housing 6 of head body 2a；The driving screw rod 30 of ball silk braid, which also drives with push rod manual knob 53, to be joined
It connects；
Ball silk braid external diameter surface has straight-tooth to couple with the rotation of absolute position transducer 38 for obtaining spray head by driving shifting
Dynamic absolute location information；
Gear set be can clutch composite structure for hand off or combine motor 62 and ball silk braid driving coupling.
Ball silk braid includes screw rod fixing sleeve 26, steel ball 27, axle sleeve 28 and screw rod 30；The 26 inner wall settings of screw rod fixing sleeve
Spiral is matched with 30 perficial helical of screw rod, and 26 spiral inner wall of screw rod fixing sleeve is matched by steel ball 27 and the driving of 30 perficial helical of screw rod
It closes, axle sleeve 28 is set between screw rod fixing sleeve 26 and screw rod 30, has been evenly arranged steel ball hole on axle sleeve 28 for positioning screw rod
Rolling steel ball 27 between fixing sleeve 26 and screw rod 30；26 front end of screw rod fixing sleeve couples with push rod composition, external diameter surface has directly
Tooth and 38 driving coupling of absolute position transducer；Screw rod 30 is by can the gear set driving of clutch composite structure, rear end and push rod hand
The dynamic driving of knob 53 connection.
Gear set is driving gear set, and the first driving gear 48 including being driven by motor and driving with screw rod 30 couples
End gear 32；Gear set includes a separable geared system.
Separable geared system include motor spline shaft set removing eccentric shaft 45, clutch gear 58, thrust plane bearing 47,
Shape star gear-box central axis 57 and spring 56；Driving clutch gear 58 compresses bullet when motor spline shaft set removing eccentric shaft 45 rotates
Spring 56 is simultaneously separated with front and back gear drive, or release clutch gear 58 is resetted and front and back gear drive knot by the driving of compressed spring 56
It closes.
Shape star gear-box central axis one end is provided with the circlip 59 of the binding site for limiting clutch gear 58.
The straight-tooth of 26 external diameter surface of screw rod fixing sleeve and the absolute position transducer input gear of absolute position transducer 38
42 driving couplings, 42 driving coupling absolute position transducer installation axle 41 of absolute position transducer input gear simultaneously couple absolute position
Set sensor 38.
Push rod composition is fixed including big gun head motor fixed block 20, stainless steel bolt 21, push rod big gun head fixing bolt 22, push rod
Housing 23 and rubber bellows 25；Big gun head motor fixed block 20 is fixed on nozzle housing 6, by stainless steel bolt 21 and push rod
Big gun head fixing bolt 22 is fixedly connected with push rod fixed jacket 23, and push rod fixed jacket 23 couples simultaneously with 25 front end of screw rod fixing sleeve
It is sleeved in rubber bellows 25.
The present invention is illustrated with a specific nozzle structure below.
With the applicator that absolute position transducer and hand are quickly converted automatically, including transmission case body 1a, head body 2a；
The spray head rear end transmission case body 1a is fixed on head body 2a.
Transmission case body 1a structure includes: that motor 62 is fixed in showerhead electrode gear-box 44, and the first driving gear 48 is fixed
It is allowed to link on 62 output shaft of motor, clutch gear 58, which is fixed on shape star gear-box central axis 57, makees driving cog, terminal teeth
Wheel 32, which is fixed on screw rod 30, to be allowed to link, and clutch gear 58 is fixed on shape star gear-box central axis 57 and another first sliding tooth
Driving cog is made in wheel 48 and 32 occlusion of end wheel, and push rod manual knob 53 is fixed on screw rod 30 and is allowed to link, steel ball 27 and axle sleeve
28 and screw rod fixing sleeve 26 be fixed on screw rod 30 and be allowed to be formed ball silk braid, 26 external diameter surface of screw rod fixing sleeve has diameter straight-tooth
It is engaged with absolute position transducer input gear 42, absolute position transducer input gear 42 is fixed on absolute position transducer peace
It fills on axis 41, absolute position transducer 38 is connect with absolute position transducer installation axle 41, absolute position transducer 38 and current potential
Device mounting blocks 39 are fixed, and screw rod fixing sleeve 26 is connect with push rod fixed jacket 23, and push rod fixed jacket 23 is fixed with big gun head motor
Block 20 connects, and big gun head motor fixed block 20 is connect with nozzle housing 6, is fixed on motor 62 when the rotation of 62 output shaft of motor and exports
The first driving gear 48 on axis rotates with it, and the first driving rotation of gear 48 drives clutch gear 58 to rotate, clutch gear 58
End gear 32 is driven, end gear 32 drives screw rod 30 to rotate, and 27 propeller shaft sleeve 28 of steel ball and screw rod on screw rod 30 are fixed
The helicla flute along screw rod 30 of set 26 is moved as front-rear position, and nozzle housing 6 and big gun head motor fixed block 20 are fixed, and push rod is fixed outer
Set 23 drives spray head housing 6 to make tandem movement with screw rod fixing sleeve 26, and screw rod fixing sleeve 26 is when making tandem movement
Straight-tooth and absolute position transducer input gear 42 are in occlusive state on 26 outer diameter of screw rod fixing sleeve, when screw rod fixing sleeve 26 forward
Or driving absolute position transducer input gear 42 to rotate when moving backward, the rotation of absolute position transducer input gear 42 drives
Absolute position transducer installation axle 41 rotates, and the rotation of absolute position transducer installation axle 41 drives absolute position transducer 38 to revolve
Turn, direction of rotation location information is transferred to controller by absolute position transducer 38, and controller is by communication line to position
Computer or HMI in distal end, and show on a user interface, so that operator accurately adjusts spray angle.
The automatic changing device application of hand is as shown in the figure.Clutch gear 58 is connected on shape star gear-box central axis 57, spring 56
It supports clutch gear 58 outward, there is a circlip 59 to limit clutch gear 58 on shape star gear-box central axis 57 and propped up outward by spring 56
The distance of support, motor spline shaft set removing eccentric shaft 45 are mounted on showerhead electrode gear-box 44, and bead bolt 46 is fixed on spray
Limitation motor spline shaft set removing 45 front and back play of eccentric shaft, bullet when spray head adjust automatically spray angle on head motor gearbox 44
Spring 56 supports clutch gear 58 to be engaged with other two transmission gear, when needing manual function, the stripping of rotating electric machine hub splines
Pushing clutch gear 58 to compress spring 56 backward from eccentric shaft 45 is engaged clutch gear 58 with the disengaging of another two transmission gear
Or other modes are engaged clutch gear 58 with the disengaging of another two transmission gear, so that motor 62 be made to separate reduction with transmission mechanism
62 additional force of motor.
The information transmission of absolute position, absolute position sensing when the present invention solves the movement of nozzle housing 6 of applicator
Device 38 can Real-time Feedback applicator housing travel position to controller, controller is given by communication line is located at distal end
Computer or HMI, and show on a user interface, so that operator accurately adjusts spray angle.Hand of the present invention is from turn
Motor bring additional force when changing device can remove manual operation, manual operation is more labor-saving, and operator can be faster
Manually change spray angle.
Claims (7)
1. a kind of applicator, including head body and transmission case body, the nozzle housing of the transmission case body driving head body
It is mobile to realize fire-fighting injection adjustment, it is characterised in that:
The transmission case body includes the motor for successively driving connection, gear set, ball silk braid, push rod composition；Push rod composition and spray
The nozzle housing of head ontology drives connection；The driving screw rod of ball silk braid also couples with the driving of push rod manual knob；
The ball silk braid external diameter surface has straight-tooth to couple with absolute position transducer rotation for obtaining spray head by driving movement
Absolute location information；
The gear set be can clutch composite structure for hand off or combine motor and ball silk braid driving coupling.
2. applicator according to claim 1, it is characterised in that: the ball silk braid include screw rod fixing sleeve, steel ball,
Axle sleeve and screw rod；Screw rod fixes sleeve inner wall setting spiral is matched with screw rod perficial helical, and screw rod fixing sleeve spiral inner wall passes through
Steel ball and the driving of screw rod perficial helical cooperate, and axle sleeve is set between screw rod fixing sleeve and screw rod, has been evenly arranged steel on axle sleeve
The hole of bead is for the rolling steel ball between positioning screw rod fixing sleeve and screw rod；Screw rod fixing sleeve front end and push rod composition couples, outer diameter
There are straight-tooth and absolute position transducer driving coupling in surface；Screw rod by can clutch composite structure gear set driving, rear end with push away
The driving connection of bar manual knob.
3. applicator according to claim 2, it is characterised in that: the gear set is driving gear set, including by electricity
First driving gear of machine driving and the end gear coupled with screw rod driving；Gear set includes a separable geared system.
4. applicator according to claim 3, it is characterised in that: the separable geared system includes motor spline shaft
Set removing eccentric shaft, clutch gear, thrust plane bearing, shape star gear-box central axis and spring；Motor spline shaft set removing is inclined
Clutch gear compressed spring is driven when central axis and is separated with front and back gear drive, or release clutch gear is driven by compressed spring
It is dynamic to reset in conjunction with the gear drive of front and back.
5. applicator according to claim 4, it is characterised in that: type core tooth central axis one end is provided with for limiting
The circlip of the binding site of position clutch gear.
6. applicator according to any one of claims 2 to 5, it is characterised in that: screw rod fixed cover external diameter surface
Straight-tooth and absolute position transducer input gear driving coupling, absolute position transducer input gear driving coupling absolute position
Sensor installation axle simultaneously couples absolute position transducer.
7. applicator according to claim 6, it is characterised in that: push rod composition include big gun head motor fixed block,
Stainless steel bolt, push rod big gun head fixing bolt, push rod fixed jacket and rubber bellows；Big gun head motor fixed block is fixed on nozzle
Put on, be fixedly connected by stainless steel bolt and push rod big gun head fixing bolt with push rod fixed jacket outside, push rod fixed jacket with
Screw rod fixing sleeve front end couples and is sleeved in rubber bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650065.3A CN110251872B (en) | 2019-07-18 | Fire control shower nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910650065.3A CN110251872B (en) | 2019-07-18 | Fire control shower nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110251872A true CN110251872A (en) | 2019-09-20 |
| CN110251872B CN110251872B (en) | 2024-05-24 |
Family
ID=
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4271909A (en) * | 1978-12-18 | 1981-06-09 | American Fire And Industrial Products Company | Modular fire fighting apparatus |
| CN201154168Y (en) * | 2007-12-28 | 2008-11-26 | 天津百利二通机械有限公司 | Switching device of manual/electromotion switching device |
| CN201239452Y (en) * | 2008-08-15 | 2009-05-20 | 合肥科大立安安全技术有限责任公司 | Mechanism for realizing control function of fire-fighting gun atomizing angle |
| CN203886071U (en) * | 2014-06-18 | 2014-10-22 | 华东交通大学 | Direct-flow spray dual-purpose fire-fighting water cannon head |
| CN107875549A (en) * | 2017-11-07 | 2018-04-06 | 山东阿图机器人科技有限公司 | Explosion-proof fire inspection firefighting robot and method of work |
| CN210494994U (en) * | 2019-07-18 | 2020-05-12 | 成都福禄泰安全技术有限公司 | Fire control shower nozzle |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4271909A (en) * | 1978-12-18 | 1981-06-09 | American Fire And Industrial Products Company | Modular fire fighting apparatus |
| CN201154168Y (en) * | 2007-12-28 | 2008-11-26 | 天津百利二通机械有限公司 | Switching device of manual/electromotion switching device |
| CN201239452Y (en) * | 2008-08-15 | 2009-05-20 | 合肥科大立安安全技术有限责任公司 | Mechanism for realizing control function of fire-fighting gun atomizing angle |
| CN203886071U (en) * | 2014-06-18 | 2014-10-22 | 华东交通大学 | Direct-flow spray dual-purpose fire-fighting water cannon head |
| CN107875549A (en) * | 2017-11-07 | 2018-04-06 | 山东阿图机器人科技有限公司 | Explosion-proof fire inspection firefighting robot and method of work |
| CN210494994U (en) * | 2019-07-18 | 2020-05-12 | 成都福禄泰安全技术有限公司 | Fire control shower nozzle |
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