CN207532662U - A kind of fire monitor head device of water volume adjustable - Google Patents
A kind of fire monitor head device of water volume adjustable Download PDFInfo
- Publication number
- CN207532662U CN207532662U CN201721297533.6U CN201721297533U CN207532662U CN 207532662 U CN207532662 U CN 207532662U CN 201721297533 U CN201721297533 U CN 201721297533U CN 207532662 U CN207532662 U CN 207532662U
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- CN
- China
- Prior art keywords
- fire monitor
- water
- annular knurl
- head
- fire
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of fire monitor head device of water volume adjustable, including fire-fighting gun barrel, flow guide sleeve and flexible annular knurl adjuster；Fire-fighting gun barrel includes fire monitor cylinder, eight leaf water knockout drums and connecting tube；Eight leaf water knockout drums are fixed on the middle part in fire monitor cylinder；Connecting tube is fixed on the lower part in fire monitor cylinder；Flow guide sleeve is set on fire monitor cylinder；Flexible annular knurl adjuster lower part is fixedly connected on eight leaf water knockout drums, and annular knurl adjuster top of stretching is flexible with far from or close to fire monitor cylinder up and down.By setting the annular knurl adjuster that stretches, flexible annular knurl adjuster lower part is fixedly connected on eight leaf water knockout drums, annular knurl adjuster top of stretching is flexible with separate or close fire monitor cylinder up and down, realizes the water of adjusting water outlet mouth.
Description
Technical field
The utility model is related to a kind of fire monitor technology more particularly to a kind of fire monitor head devices of water volume adjustable.
Background technology
At present, at present, fire monitor is the important fire-fighting equipment to fight a fire at a distance.Fire water monitor using water as medium,
The fire-extinguishing apparatus to stamp out a fire at a distance.The big gun is suitable for petrochemical enterprise, tank area, hangar, warehouse, port and pier etc.
The ideal truck pipe in place, even more fire fighting truck.
Now seen fire monitor head cannot adjust flow all referring to water flow, user is determined according to place situation on the market
Amount, can cause the waste of resource in this way, while for the protection for improveing overall effect and fire-fighting gun barrel during fire monitor water spray, with
This carries out new product development for research and development premise.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of fire monitors of water volume adjustable
Head device.By the flexible annular knurl adjuster of setting, flexible annular knurl adjuster lower part is fixedly connected on eight leaf water knockout drums, is stretched
Annular knurl adjuster top is flexible with separate or close fire monitor cylinder up and down, realizes the water of adjusting water outlet mouth.
The purpose of this utility model adopts the following technical scheme that realization：A kind of fire monitor head device of water volume adjustable, packet
Include fire-fighting gun barrel, flow guide sleeve and flexible annular knurl adjuster；The fire-fighting gun barrel includes fire monitor cylinder, eight leaf water knockout drums and company
It takes over；The eight leaves water knockout drum is fixed on the middle part in fire monitor cylinder；Under the connecting tube is fixed in fire monitor cylinder
Portion；The flow guide sleeve is set on fire monitor cylinder；The flexible annular knurl adjuster lower part is fixedly connected on eight leaf water knockout drums,
Flexible annular knurl adjuster top is flexible with separate or close fire monitor cylinder up and down.
Further, the eight leaves water knockout drum includes the hollow tube of strip and eight are radially distributed in outside hollow tube
The blade of wall；The fire monitor cylinder inboard wall is equipped with locating ring；The locating ring bottom offers eight and the leaf position pair
The limiting slot answered；The blade correspondence of the eight leaves water knockout drum is inserted into limiting slot.
Further, the inner wall of the locating ring is equipped with the guiding surface being gradually inclined outwardly from top to bottom；The fire-fighting
The inner wall of gun barrel body is equipped with from top to bottom gradually intilted water conservancy diversion inclined-plane.
Further, the flow guide sleeve includes annular flow guiding head and the connecting cylinder being fixedly connected in annular flow guiding head；Institute
The top for stating annular flow guiding head is equipped with the inclined inclined surface of ecto-entad, and inclined surface is equipped with several skies being radially distributed
Conductance stream grid.
Further, every equal ecto-entad of air conducting grid is obliquely installed；The number of the air conducting grid
It measures as 20-60 items.
Further, the inner wall of the annular flow guiding head is equipped with annular groove, the outer wall of the connecting cylinder be equipped with it is described
The limiting chuck that annular groove cooperation fastens；The annular flow guiding head is arranged simultaneously by limiting the cooperation of chuck and annular groove
It is fixed on the outer wall for being fixedly connected with cylinder.
Further, the outer wall of the annular flow guiding head is equipped with semi-cylindrical reinforcing rib；The quantity of the reinforcing rib is
8-16 roots.
Further, the flexible annular knurl adjuster includes annular knurl blind nut, hollow water diversing head, water diversing head connecting tube, glue
Pipe, the first spring, second spring and adjusting bolt；The annular knurl blind nut is equipped with inner ring and is coaxially disposed with inner ring outer
Ring, it is described in be equipped with hollow cavity；The water diversing head is connected on the inner wall of outer shroud；The water diversing head connecting tube is from water diversing head
Bottom be inserted into, and be fixed in the inner ring of annular knurl blind nut；The sebific duct divides water from the inner ring hollow cavity insertion of annular knurl blind nut
In head connecting tube, sebific duct upper end is stuck in the inner ring of annular knurl blind nut；First spring is arranged on annular knurl blind nut outer shroud and inner ring
Between cavity in, the second spring is arranged in the cavity of annular knurl blind nut inner ring；The adjusting bolt is fixed on annular knurl spiral shell
The top of lid inner ring.
Further, the water diversing head outer wall is equipped with card slot, and O-ring seal is equipped in the card slot.
Further, multiple spout holes are offered on the outer shroud of the annular knurl blind nut.
Compared with prior art, the beneficial effects of the utility model are：
(1) by the flexible annular knurl adjuster of setting, flexible annular knurl adjuster lower part is fixedly connected on eight leaf water knockout drums,
Flexible annular knurl adjuster top is flexible with separate or close fire monitor cylinder up and down, realizes the water of adjusting water outlet mouth.
(2) for the application in fire-fighting gun barrel by setting eight leaf water knockout drums, flow flows into 8 by the entrance of eight leaf water knockout drums
In splitter cavity, 8 project point water can enter relative static conditions, can effectively offset generated during water flow rotary play from
Mental and physical efforts so as to improve flocculating result of the water column when spraying, reduce the friction coefficient of water column and air.
(3) air flow property is considered during the application water conservancy diversion Analysis of Nested Design, intilted lattice are equipped on the top of flow guiding head
Grid, when spraying water working condition, the air-flow of surrounding can collect fire water monitor in outlet minimum point, then be flowed along the direction of flow
Dynamic, the effect of flow guide sleeve at this time is that the air of its surrounding is directed to its inner cavity water column intersection by inclined grid, at this time
The air pressure of inner cavity is bigger than its external pressure, air pressure inside can the surrounding of water column formed one layer of air-flow protection film, as water column
After ejection will not journey dispersion shape, reduce the friction coefficient of water column and air, the range for finally making fire monitor is farther, reaches specified
The water increase in place, so as to improve the applicable efficiency of fire monitor.
(4) the application stretch annular knurl adjuster by set two springs, water diversing head is made to be moved up and down with respect to annular knurl blind nut,
So as to adjust water, balancing water pressure, monitor body is blocked in addition it can prevent foreign matter from entering fire monitor intracoelomic cavity.Work as fire-fighting
When big gun is discharged, flow enters from connector, and a part is split away out of eight leaf water knockout drums, and another part connects by water diversing head
Take over, sebific duct enters the cavity of water diversing head and annular knurl blind nut inner ring, so as to shrink second spring, sebific duct moves up, water
Stream stays the inner cavity between water diversing head and annular knurl blind nut, the hydraulic pressure of inner cavity and the hydraulic pressure of water inlet because multiple in annular knurl blind nut
The setting of spout hole, present an equilibrium state, at this point, the water conservancy diversion end face of water diversing head due to adjuster balance inside and outside hydraulic pressure, really
The concentricity of water diversing head and big gun head has been protected, the guide face that flow enters water diversing head by water knockout drum is made to be ejected toward all directions
Water hydraulic pressure all, reduce with the friction coefficient of air, reduce the scattering situation of water column, finally make the water column ejected
Overall effect more preferably.On the other hand, since the first spring is during balancing water pressure, it can shrink and reset, enable water diversing head
It is moved up and down relative to annular knurl blind nut, water diversing head connecting tube, so as to which the gap size between water diversing head and fire monitor be controlled to become
Change, realize the size adjustable range of water flow in 30-50L.
Description of the drawings
Fig. 1 is the structure diagram of the fire monitor head device of the utility model preferred embodiment water volume adjustable；
Fig. 2 is the schematic cross-section of the fire monitor head device of the utility model preferred embodiment water volume adjustable；
Fig. 3 is the structure diagram of fire-fighting gun barrel；
Fig. 4 is the disassembly diagram of fire-fighting gun barrel；
Fig. 5 is the sectional view of fire-fighting gun barrel；
Fig. 6 is the structure diagram of flow guide sleeve；
Fig. 7 is the schematic cross-section of flow guide sleeve；
Fig. 8 is the structure diagram of flexible annular knurl adjuster；
Fig. 9 is the sectional view of fire monitor head annular knurl adjuster；
Figure 10 is the enlarged diagram of a-quadrant in Fig. 9.
In figure：1st, fire-fighting gun barrel；11st, fire monitor cylinder；111st, water conservancy diversion inclined-plane；12nd, eight leaf water knockout drum；121st, hollow tube；
122nd, blade；13rd, connecting tube；14th, locating ring；141st, limiting slot；142nd, guiding surface；2nd, flow guide sleeve；21st, annular flow guiding head；
211st, inclined surface；212nd, air conducting grid；213rd, annular groove；214th, semi-cylindrical reinforcing rib；22nd, connecting cylinder；221st, it limits
Position chuck；3rd, stretch annular knurl adjuster；31st, annular knurl blind nut；311st, inner ring；3111st, spout hole；312nd, outer shroud；3121st, boss；
32nd, water diversing head；33rd, water diversing head connecting tube；331st, positive stop lug boss；34th, sebific duct；341st, sebific duct clamp；342nd, tabletting；35th, first
Spring；36th, second spring；37th, adjusting bolt；38th, O-ring seal.
Specific embodiment
In the following, with reference to attached drawing and specific embodiment, the utility model is described further, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
As shown in Figs. 1-2, the fire monitor head device of a kind of water volume adjustable, including fire-fighting gun barrel 1, flow guide sleeve 2 and stretches
Contracting annular knurl adjuster 3；Fire-fighting gun barrel includes fire monitor cylinder 11, eight leaf water knockout drums 12 and connecting tube 13；Eight leaf water knockout drums are fixed
Middle part in fire monitor cylinder；Connecting tube is fixed on the lower part in fire monitor cylinder；Flow guide sleeve is set on fire monitor cylinder；
Flexible annular knurl adjuster lower part is fixedly connected on eight leaf water knockout drums, and flexible annular knurl adjuster top is flexible with separate or lean on up and down
Nearly fire monitor cylinder realizes the water of adjusting water outlet mouth.
Wherein, as in Figure 3-5, eight leaf water knockout drums 12 include the hollow tube 121 of strip and eight are radially distributed
In the blade 122 of hollow pipe outer wall；Fire monitor cylinder inboard wall is equipped with locating ring 14；The locating ring bottom offers eight and blade
The corresponding limiting slot 141 in position；The blade correspondence of eight leaf water knockout drums is inserted into limiting slot.
For the application in fire-fighting gun barrel by setting eight leaf water knockout drums, flow flows into 8 points by the entrance of eight leaf water knockout drums
Intracavitary is flowed, 8 water for projecting point can enter relative static conditions, can effectively offset the centrifugation generated during water flow rotary play
Power so as to improve flocculating result of the water column when spraying, reduces the friction coefficient of water column and air.
As the application preferred embodiment, the inner wall of locating ring is equipped with the guiding surface 142 being gradually inclined outwardly from top to bottom；
The guiding surface is designed with conducive to raising hydraulic pressure, enhancing fire monitor range of jet.The inner wall of fire monitor cylinder be equipped with from upper and
Lower gradually intilted water conservancy diversion inclined-plane 111.The design on the water conservancy diversion inclined-plane coordinates the accessories such as entire eight leaves water knockout drum, in fire-fighting
Play the role of seal protection when big gun is standby.
As the application preferred embodiment, connecting tube is by buckle structure or threaded connection or interference fit is realized and fire monitor
Cylinder is fixedly connected.Eight leaf water knockout drums are inserted into the limiting slot of the locating ring in all fire monitor cylinders (8 blades correspondence, 8 positioning
Card slot), then connecting tube is assembled to the lower end of fire monitor cylinder again, three determines fixed bit by internal position limiting structure
It puts, and three is that tight fit does not need to other external fitted components.
As shown in fig. 6-7, flow guide sleeve includes annular flow guiding head 21 and the connecting cylinder being fixedly connected in annular flow guiding head
22；The top of annular flow guiding head is equipped with the inclined inclined surface 211 of ecto-entad, and inclined surface is radially distributed equipped with several
Air conducting grid 212.
Air flow property is considered during the application water conservancy diversion Analysis of Nested Design, intilted grid is equipped on the top of flow guiding head,
When spraying water working condition, the air-flow of surrounding can collect fire water monitor in outlet minimum point, then be flowed along the direction of flow,
The effect of flow guide sleeve at this time is that the air of its surrounding is directed to its inner cavity water column intersection by inclined grid, at this time inner cavity
Air pressure it is bigger than its external pressure, air pressure inside can the surrounding of water column formed one layer of air-flow protection film, as water column spraying
After going out will not journey dispersion shape, reduce the friction coefficient of water column and air, the range for finally making fire monitor is farther, reaches appointed place
Water increase, so as to improve the applicable efficiency of fire monitor.
As the application preferred embodiment, every equal ecto-entad of air conducting grid is obliquely installed；Air conducting grid
Quantity is 20-60 items.The quantity of air conducting grid is selected according to the size specification of fire monitor, can make fire-fighting to choose
The farther range of big gun is final purpose.
Annular flow guiding head and connecting cylinder are fixedly connected there are many kinds of modes, can be threadedly coupled, snap connection or
One kind in interference fit connection etc..As the application preferred embodiment, the inner wall of annular flow guiding head is equipped with annular groove 213, even
The outer wall of connect cylinder is equipped with the limiting chuck 221 fastened with annular groove cooperation；Annular flow guiding head is recessed with annular by limiting chuck
The cooperation of slot is arranged and is fixed on the outer wall for being fixedly connected with cylinder.
As the application preferred embodiment, the outer wall of annular flow guiding head is equipped with semi-cylindrical reinforcing rib 214；The number of reinforcing rib
It measures as 8-16 roots.On the one hand the design of reinforcing rib is conducive to prevent damaged in collision, on the other hand increase aesthetic ornamental value.
Wherein, as seen in figs. 8-10, the annular knurl adjuster that stretches includes annular knurl blind nut 31, hollow water diversing head 32, water diversing head
Connecting tube 33, sebific duct 34, the first spring 35, second spring 36 and adjusting bolt 37；Annular knurl blind nut be equipped with inner ring 311 and with
The outer shroud 312 of inner ring coaxial arrangement, is inside equipped with hollow cavity；Water diversing head outer wall is equipped with card slot, and O-ring seal is equipped in card slot
38.Water diversing head is connected on the inner wall of outer shroud；Water diversing head connecting tube is inserted into from the bottom of water diversing head, and is fixed on annular knurl blind nut
In inner ring；Sebific duct is inserted into from the inner ring hollow cavity of annular knurl blind nut in water diversing head connecting tube, and sebific duct upper end is stuck in annular knurl blind nut
In inner ring；First spring is arranged in the cavity between annular knurl blind nut outer shroud and inner ring, and second spring is arranged in annular knurl blind nut
In the cavity of ring；Adjusting bolt is fixed on the top of annular knurl blind nut inner ring.
Further, the water diversing head lower end is equipped with taper surface, and the setting of taper surface is in order to be preferably bonded fire-fighting gun barrel
Water conservancy diversion inclined-plane on body.
Specifically, multiple spout holes 3111 are offered on the outer shroud of annular knurl blind nut.
The bottom of water diversing head connecting tube is equipped with external screw thread, for being fixedly connected with water knockout drum (not shown).
The boss 3121 for being clamped sebific duct is convexly equipped on the inner wall of the inner ring of annular knurl blind nut.The upper end of sebific duct is equipped with sebific duct
Clamp 341, sebific duct clamp top are equipped with the tabletting 342 for abutting second spring.
The positive stop lug boss 331 for preventing water diversing head from sliding is equipped in the middle part of Water knockout trap connecting pipe.
The fire monitor head stretch annular knurl adjuster installation process it is as follows：
(1) O-ring seal is placed into the card slot of water diversing head；
(2) water diversing head connecting tube is inserted into water diversing head；
(3) the first spring is placed between annular knurl blind nut and water diversing head endoporus, is being rolled by water diversing head connecting tube screw threads for fastening
On the internal thread of flower blind nut inner ring, and revolve and put minimum point；
(4) sebific duct is inserted into from annular knurl blind nut inner ring topped hole, and is subsequently placed with second spring；
(5) for last adjusting bolt from annular knurl blind nut top by screw threads for fastening, minimum point is put in rotation；
(6) in use, water diversing head connecting tube is fixed in the water knockout drum of fire monitor.
The assemble sequence of fire monitor head device：Flow guide sleeve is set to the card slot of fire-fighting gun barrel, is fixed, stretched by external bolt
Contracting annular knurl adjuster is assembled by the screw rod of water diversing head connecting tube lower end with the water knockout drum screw hole built in fire-fighting gun barrel, is screwed into bottom i.e.
It can.
The operation principle of the fire monitor head device is as follows：
When fire monitor is discharged, flow enters from connector, and a part is split away out of eight leaf water knockout drums, another portion
Lease making crosses water diversing head connecting tube, sebific duct enters the cavity of water diversing head and annular knurl blind nut inner ring, so as to shrink second spring, glue
Pipe moves up, and flow stays the inner cavity between water diversing head and annular knurl blind nut, and the hydraulic pressure of inner cavity and the hydraulic pressure of water inlet are because of annular knurl
An equilibrium state is presented, at this point, the water conservancy diversion end face of water diversing head is put down due to adjuster in the setting of multiple spout holes in blind nut
Hydraulic pressure inside and outside weighing apparatus, it is ensured that the concentricity of water diversing head and big gun head makes flow enter the guide face of water diversing head toward respectively by water knockout drum
The water hydraulic pressure that a direction ejects all, reduces the friction coefficient with air, reduces the scattering situation of water column, finally make
The overall effect of the water column ejected is more preferably.
On the other hand, since the first spring is during balancing water pressure, it can shrink and reset, enable water diversing head relative to rolling
Flower blind nut, water diversing head connecting tube and move up and down, so as to control the gap between water diversing head and the water conservancy diversion inclined-plane of fire monitor cylinder
Size variation realizes the size adjustable range of water flow in 30-50L.
When fire monitor is not reset condition (being discharged), the guide face of water diversing head and fire-fighting monitor body can be because without external water pressure
Make the two journey closed state close to each other, i.e., the water diversing head meeting of flexible annular knurl adjuster and fire monitor with the interaction of the first spring
The inclined-plane of head inner cavity is close to, and can prevent foreign matter from entering fire monitor intracoelomic cavity at this time and block monitor body, play a seal protection and make
With.
The above embodiment is only the preferred embodiment of the utility model, it is impossible to be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacing belongs to
In the utility model range claimed.
Claims (10)
1. the fire monitor head device of a kind of water volume adjustable, which is characterized in that including fire-fighting gun barrel, flow guide sleeve and flexible annular knurl
Adjuster；The fire-fighting gun barrel includes fire monitor cylinder, eight leaf water knockout drums and connecting tube；The eight leaves water knockout drum is fixed on fire-fighting
Middle part in gun barrel body；The connecting tube is fixed on the lower part in fire monitor cylinder；The flow guide sleeve is set in fire monitor cylinder
On；The flexible annular knurl adjuster lower part is fixedly connected on eight leaf water knockout drums, stretch annular knurl adjuster top up and down it is flexible with
Far from or close to fire monitor cylinder.
2. fire monitor head device as described in claim 1, which is characterized in that the eight leaves water knockout drum includes the hollow of strip
Pipe and eight blades for being radially distributed in hollow pipe outer wall；The fire monitor cylinder inboard wall is equipped with locating ring；The locating ring
Bottom offers eight limiting slots corresponding with the leaf position；The blade correspondence of the eight leaves water knockout drum is inserted into limiting slot
It is interior.
3. fire monitor head device as claimed in claim 2, which is characterized in that the inner wall of the locating ring be equipped with from top to bottom by
The guiding surface being gradually inclined outwardly；The inner wall of the fire monitor cylinder is equipped with from top to bottom gradually intilted water conservancy diversion inclined-plane.
4. fire monitor head device as described in claim 1, which is characterized in that the flow guide sleeve includes annular flow guiding head and fixation
The connecting cylinder being connected in annular flow guiding head；The top of the annular flow guiding head is equipped with the inclined inclined surface of ecto-entad, tilts
Face is equipped with several air conducting grids being radially distributed.
5. fire monitor head device as claimed in claim 4, which is characterized in that every equal ecto-entad of air conducting grid
It is obliquely installed；The quantity of the air conducting grid is 20-60 items.
6. fire monitor head device as claimed in claim 4, which is characterized in that it is recessed that the inner wall of the annular flow guiding head is equipped with annular
Slot, the outer wall of the connecting cylinder are equipped with the limiting chuck fastened with annular groove cooperation；The annular flow guiding head passes through limit
The cooperation of position chuck and annular groove, is arranged and is fixed on the outer wall for being fixedly connected with cylinder.
7. fire monitor head device as claimed in claim 4, which is characterized in that the outer wall of the annular flow guiding head is equipped with semicircle
Cylindricality reinforcing rib；The quantity of the reinforcing rib is 8-16 roots.
8. fire monitor head device as described in claim 1, which is characterized in that the flexible annular knurl adjuster includes annular knurl spiral shell
Lid, hollow water diversing head, water diversing head connecting tube, sebific duct, the first spring, second spring and adjusting bolt；The annular knurl blind nut
Be equipped with inner ring and with inner ring coaxial arrangement outer shroud, it is described in be equipped with hollow cavity；The water diversing head is connected to outer shroud
On inner wall；The water diversing head connecting tube is inserted into from the bottom of water diversing head, and is fixed in the inner ring of annular knurl blind nut；The sebific duct from
The inner ring hollow cavity of annular knurl blind nut is inserted into water diversing head connecting tube, and sebific duct upper end is stuck in the inner ring of annular knurl blind nut；Described
One spring is arranged in the cavity between annular knurl blind nut outer shroud and inner ring, and the second spring is arranged on the chamber of annular knurl blind nut inner ring
In vivo；The adjusting bolt is fixed on the top of annular knurl blind nut inner ring.
9. fire monitor head device as claimed in claim 8, which is characterized in that the water diversing head outer wall is equipped with card slot, the card
O-ring seal is equipped in slot.
10. fire monitor head device as claimed in claim 8, which is characterized in that offered on the outer shroud of the annular knurl blind nut more
A spout hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721297533.6U CN207532662U (en) | 2017-10-10 | 2017-10-10 | A kind of fire monitor head device of water volume adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721297533.6U CN207532662U (en) | 2017-10-10 | 2017-10-10 | A kind of fire monitor head device of water volume adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207532662U true CN207532662U (en) | 2018-06-26 |
Family
ID=62610082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721297533.6U Withdrawn - After Issue CN207532662U (en) | 2017-10-10 | 2017-10-10 | A kind of fire monitor head device of water volume adjustable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207532662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107510911A (en) * | 2017-10-10 | 2017-12-26 | 广东三方利精密技术有限公司 | A kind of fire monitor head device of water volume adjustable |
-
2017
- 2017-10-10 CN CN201721297533.6U patent/CN207532662U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107510911A (en) * | 2017-10-10 | 2017-12-26 | 广东三方利精密技术有限公司 | A kind of fire monitor head device of water volume adjustable |
| CN107510911B (en) * | 2017-10-10 | 2022-11-22 | 广东三方利精密技术有限公司 | Fire gun head device of adjustable water yield |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180626 Effective date of abandoning: 20221122 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180626 Effective date of abandoning: 20221122 |