CN107510911B - Fire gun head device of adjustable water yield - Google Patents
Fire gun head device of adjustable water yield Download PDFInfo
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- CN107510911B CN107510911B CN201710934391.8A CN201710934391A CN107510911B CN 107510911 B CN107510911 B CN 107510911B CN 201710934391 A CN201710934391 A CN 201710934391A CN 107510911 B CN107510911 B CN 107510911B
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- 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
- A62C31/03—Nozzles specially adapted for fire-extinguishing adjustable, e.g. from spray to jet or vice versa
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Abstract
The invention discloses a fire monitor head device capable of adjusting water quantity, which comprises a fire monitor barrel, a flow guide sleeve and a telescopic knurl adjuster, wherein the fire monitor barrel is provided with a water inlet and a water outlet; the fire-fighting gun barrel comprises a fire-fighting gun barrel body, an eight-blade water separator and a connecting pipe; the eight-blade water separator is fixed in the middle of the fire fighting gun barrel body; the connecting pipe is fixed at the lower part in the fire-fighting gun barrel body; the guide sleeve is sleeved on the fire monitor barrel; the lower part of the telescopic knurl adjuster is fixedly connected to the eight-blade water distributor, and the upper part of the telescopic knurl adjuster is vertically telescopic to be far away from or close to the fire monitor barrel. Through setting up flexible annular knurl regulator, with flexible annular knurl regulator lower part fixed connection on eight leaf water knockout drums, flexible annular knurl regulator upper portion is flexible from top to bottom in order to keep away from or be close to the fire monitor barrel, realizes adjusting the water yield of delivery port.
Description
Technical Field
The invention relates to a fire monitor technology, in particular to a fire monitor head device capable of adjusting water quantity.
Background
At present, a fire monitor is an important fire fighting device for fighting fire remotely. Fire extinguishing equipment for extinguishing fire remotely by using water as a medium for a fire monitor. The fire monitor is suitable for places such as petrochemical enterprises, tank storage areas, hangars, warehouses, ports and wharfs, and is an ideal vehicle-mounted fire monitor for fire trucks.
The fire monitor heads seen in the current market are all designated water flow, and a user cannot adjust the water flow according to the field condition, so that the resource waste is caused, and meanwhile, in order to improve the overall effect of the fire monitor during water spraying and the protection of the fire monitor barrel, new product development is carried out on the premise of research and development.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a fire monitor head device capable of adjusting water quantity. Through setting up flexible annular knurl regulator, with flexible annular knurl regulator lower part fixed connection on eight leaf water knockout drums, flexible annular knurl regulator upper portion is flexible from top to bottom in order to keep away from or be close to the fire monitor barrel, realizes adjusting the water yield of delivery port.
The purpose of the invention is realized by adopting the following technical scheme: a fire monitor head device capable of adjusting water quantity comprises a fire monitor barrel, a flow guide sleeve and a telescopic knurl adjuster; the fire-fighting gun barrel comprises a fire-fighting gun barrel body, an eight-blade water separator and a connecting pipe; the eight-blade water separator is fixed in the middle of the fire fighting gun barrel body; the connecting pipe is fixed at the lower part in the fire-fighting gun barrel body; the guide sleeve is sleeved on the fire monitor barrel; the lower part of the telescopic knurl adjuster is fixedly connected to the eight-leaf water separator, and the upper part of the telescopic knurl adjuster is stretched up and down to be far away from or close to the fire monitor barrel.
Furthermore, the eight-blade water separator comprises a strip-shaped hollow pipe and eight blades radially distributed on the outer wall of the hollow pipe; the inner wall of the fire monitor barrel is provided with a positioning ring; the bottom of the positioning ring is provided with eight limiting grooves corresponding to the positions of the blades; and the blades of the eight-blade water separator are correspondingly inserted into the limiting grooves.
Furthermore, the inner wall of the positioning ring is provided with a guide inclined plane which is gradually inclined outwards from top to bottom; the inner wall of the fire monitor barrel is provided with a flow guide inclined plane which is gradually inclined inwards from top to bottom.
Furthermore, the flow guide sleeve comprises an annular flow guide head and a connecting cylinder fixedly connected to the annular flow guide head; the top of the annular flow guide head is provided with an inclined plane which inclines from outside to inside, and the inclined plane is provided with a plurality of air flow guide grids which are distributed in a radial shape.
Furthermore, each air guide grid is obliquely arranged from outside to inside; the number of the air guide grids is 20-60.
Furthermore, an annular groove is formed in the inner wall of the annular flow guide head, and a limiting clamping table matched and buckled with the annular groove is arranged on the outer wall of the connecting cylinder; the annular flow guide head is sleeved and fixed on the outer wall of the fixed connecting cylinder through the matching of the limiting clamping table and the annular groove.
Furthermore, a semi-cylindrical reinforcing rib is arranged on the outer wall of the annular flow guide head; the number of the reinforcing ribs is 8-16.
Furthermore, the telescopic knurled adjuster comprises a knurled screw cap, a hollow water distribution head, a water distribution head connecting pipe, a rubber pipe, a first spring, a second spring and an adjusting bolt; the knurled screw cap is provided with an inner ring and an outer ring which is coaxial with the inner ring, and the inner ring is provided with a hollow cavity; the water distribution head is connected to the inner wall of the outer ring; the water distribution head connecting pipe is inserted from the bottom of the water distribution head and is fixed on an inner ring of the knurled screw cover; the rubber tube is inserted into the water distribution head connecting tube from the hollow cavity of the inner ring of the knurled screw cap, and the upper end of the rubber tube is clamped on the inner ring of the knurled screw cap; the first spring is arranged in a cavity between the outer ring and the inner ring of the knurled screw cap, and the second spring is arranged in the cavity of the inner ring of the knurled screw cap; the adjusting bolt is fixed on the upper part of the inner ring of the knurled screw cover.
Furthermore, a clamping groove is formed in the outer wall of the water distribution head, and an O-shaped sealing ring is arranged in the clamping groove.
Furthermore, a plurality of overflow holes are formed in the outer ring of the knurled screw cap.
Compared with the prior art, the invention has the beneficial effects that:
(1) Through setting up flexible annular knurl regulator, with flexible annular knurl regulator lower part fixed connection on eight leaf water knockout drums, flexible annular knurl regulator upper portion is flexible from top to bottom in order to keep away from or be close to the fire monitor barrel, realizes adjusting the water yield of delivery port.
(2) This application is through setting up eight water knockout drums at the fire fighting barrel, and rivers flow into 8 reposition of redundant personnel intracavity through eight water knockout drums's entry, and 8 water of shooting point can get into relative quiescent condition, the centrifugal force that produces when can effectually offsetting the rotatory drunkenness of rivers to improve the water column condensation effect when the blowout, reduced the coefficient of friction of water column and air.
(3) Air mobility is considered in this application water conservancy diversion cover design timing, top at the water conservancy diversion head is equipped with the grid of leanin, fire water monitor is when water spray operating condition, air current all around can collect at the export minimum, then flow along the direction of rivers, the effect of water conservancy diversion cover is its inner chamber water column intersection is guided through the grid of slope with its air all around to this moment, the atmospheric pressure of inner chamber is bigger than its outside atmospheric pressure this moment, inside atmospheric pressure can form one deck air current protection film around the water column, similar water column can not journey scattering form after the blowout, reduce the coefficient of friction of water column and air, finally make the range of fire water monitor farther, reach the increase of the water yield in appointed place, thereby the suitable efficiency of fire water monitor has been improved.
(4) This application annular knurl regulator that stretches out and draws back makes the relative annular knurl spiral shell lid of water knockout drum reciprocate through setting up two springs to can adjust the water yield, balanced water pressure, can also prevent in addition that the foreign matter from entering into the fire control gun body inner chamber and blockking up the gun body. When the fire monitor discharges water, water flow enters from the connector, one part of the water flow is branched from the eight-blade water distributor, the other part of the water flow passes through the water distributor connecting pipe, the rubber pipe enters the cavity of the water distributor and the inner ring of the knurled screw cap, so that the second spring is contracted, the rubber pipe moves upwards, the water flow is reserved in the inner cavity between the water distributor and the knurled screw cap, the water pressure of the inner cavity and the water pressure of the water inlet are in a balanced state due to the arrangement of a plurality of overflow holes in the knurled screw cap, at the moment, the water pressure inside and outside the water guide end face of the water distributor is balanced by the regulator, the coaxiality of the water distributor and the gun head is ensured, the water flow and the water pressure of the water flow entering the water distributor through the water distributor are the same in all directions, the friction coefficient with air is reduced, the scattering condition of a water column is reduced, and the overall effect of the sprayed water column is better finally. On the other hand, the first spring can contract and reset in the process of balancing water pressure, so that the water dividing head moves up and down relative to the knurled screw cap and the water dividing head connecting pipe, the size of the gap between the water dividing head and the fire monitor is controlled to change, and the water flow is adjusted within the range of 30-50L.
Drawings
FIG. 1 is a schematic structural view of a fire monitor head device capable of adjusting water volume according to a preferred embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a fire monitor head apparatus capable of adjusting water volume according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view of a fire fighting barrel;
FIG. 4 is an exploded view of a fire fighting barrel;
FIG. 5 is a cross-sectional view of a fire fighting barrel;
fig. 6 is a schematic structural view of the flow guide sleeve;
fig. 7 is a schematic cross-sectional view of a flow sleeve;
FIG. 8 is a schematic view of the telescopic knurl adjuster;
FIG. 9 is a cross-sectional view of a fire monitor head knurl adjuster;
fig. 10 is an enlarged schematic view of region a in fig. 9.
In the figure: 1. a fire-fighting barrel; 11. a fire monitor barrel; 111. a diversion bevel; 12. an octaleaf water separator; 121. a hollow tube; 122. a blade; 13. a connecting pipe; 14. a positioning ring; 141. a limiting groove; 142. a guide slope; 2. a flow guide sleeve; 21. an annular flow guide head; 211. an inclined surface; 212. an air flow directing grille; 213. an annular groove; 214. semi-cylindrical reinforcing ribs; 22. a connecting cylinder; 221. a limiting clamping table; 3. a telescopic knurl adjuster; 31. knurling a screw cap; 311. an inner ring; 3111. an overflow aperture; 312. an outer ring; 3121. a boss; 32. a water diversion head; 33. a water distribution head connecting pipe; 331. a limiting boss; 34. a hose; 341. a rubber pipe clamping head; 342. tabletting; 35. a first spring; 36. a second spring; 37. adjusting the bolt; 38. an O-shaped sealing ring.
Detailed Description
The present invention is further described with reference to the accompanying drawings and the detailed description, and it should be noted that, in the case of no conflict, any combination between the embodiments or technical features described below may form a new embodiment.
As shown in fig. 1-2, a fire monitor head device capable of adjusting water flow comprises a fire monitor barrel 1, a flow guide sleeve 2 and a telescopic knurl adjuster 3; the fire-fighting gun barrel comprises a fire-fighting gun barrel body 11, an eight-blade water separator 12 and a connecting pipe 13; the eight-blade water separator is fixed in the middle of the fire fighting gun barrel body; the connecting pipe is fixed at the lower part in the fire-fighting gun barrel body; the guide sleeve is sleeved on the fire monitor barrel; the lower part of the telescopic knurl regulator is fixedly connected to the eight-blade water distributor, and the upper part of the telescopic knurl regulator stretches up and down to be far away from or close to the fire monitor barrel body, so that the water quantity of the water outlet is regulated.
As shown in fig. 3-5, the eight-blade water separator 12 includes a strip-shaped hollow tube 121 and eight blades 122 radially distributed on the outer wall of the hollow tube; a positioning ring 14 is arranged on the inner wall of the fire-fighting gun barrel body; the bottom of the positioning ring is provided with eight limiting grooves 141 corresponding to the positions of the blades; the blades of the eight-blade water separator are correspondingly inserted in the limiting grooves.
This application is through setting up eight water knockout drums at the fire gun barrel, and rivers flow into 8 reposition of redundant personnel intracavity through the entry of eight water knockout drums, and 8 water of outburst can get into relative quiescent condition, the centrifugal force that produces when can effectually offsetting the rotatory drunkenness of rivers to improve the effect of condensing of water column when the blowout, reduced the coefficient of friction of water column and air.
As the preferred scheme of the application, the inner wall of the positioning ring is provided with a guide inclined surface 142 which is gradually inclined outwards from top to bottom; the design of this direction inclined plane does benefit to and improves water pressure, strengthens fire gun jet range. The inner wall of the fire monitor barrel is provided with a flow guiding inclined plane 111 which is gradually inclined inwards from top to bottom. The design of this water conservancy diversion inclined plane cooperates accessories such as whole eight leaf water knockout drums, plays sealed protection's effect when the fire gun standby.
As this application preferred scheme, the connecting pipe passes through buckle structure or threaded connection or interference fit realization and fire control barrel body fixed connection. The eight-blade water knockout drum inserts the spacing inslot (8 blades correspond 8 positioning channel sections) of the holding ring in all the fire monitor barrel, then assembles the connecting pipe to the lower extreme of fire monitor barrel, and the three confirms fixed position through inside limit structure, and the three all is the tight fit does not need other outside tight fittings.
As shown in fig. 6-7, the diversion cover comprises an annular diversion head 21 and a connecting cylinder 22 fixedly connected to the annular diversion head; the top of the annular flow guiding head is provided with an inclined surface 211 inclined from outside to inside, and the inclined surface is provided with a plurality of air flow guiding grids 212 distributed in a radial shape.
Air mobility is considered in this application water conservancy diversion cover design timing, top at the water conservancy diversion head is equipped with the grid of leanin, fire water monitor is when water spray operating condition, air current all around can collect at the export minimum, then flow along the direction of rivers, the effect of water conservancy diversion cover is its inner chamber water column intersection is guided through the grid of slope with its air all around to this moment, the atmospheric pressure of inner chamber is bigger than its outside atmospheric pressure this moment, inside atmospheric pressure can form one deck air current protection film around the water column, similar water column can not journey scattering form after the blowout, reduce the coefficient of friction of water column and air, finally make the range of fire water monitor farther, reach the increase of the water yield in appointed place, thereby the suitable efficiency of fire water monitor has been improved.
As the preferable scheme of the application, each air guide grid is obliquely arranged from outside to inside; the number of the air guide grids is 20-60. The number of the air diversion grids is selected according to the size and specification of the fire monitor, and the purpose of enabling the range of the fire monitor to be farther is finally achieved.
The annular flow guide head and the connecting cylinder are fixedly connected in various ways, and can be in one of threaded connection, buckling connection or interference fit connection and the like. As the preferred scheme of the application, the inner wall of the annular flow guide head is provided with an annular groove 213, and the outer wall of the connecting cylinder is provided with a limiting clamping table 221 which is matched and buckled with the annular groove; the annular flow guide head is sleeved and fixed on the outer wall of the fixed connecting cylinder through the matching of the limiting clamping table and the annular groove.
As a preferable scheme of the application, a semi-cylindrical reinforcing rib 214 is arranged on the outer wall of the annular flow guide head; the number of the reinforcing ribs is 8-16. The design of the reinforcing ribs is beneficial to preventing collision damage on one hand and increasing aesthetic appreciation on the other hand.
As shown in fig. 8-10, the telescopic knurl adjuster comprises a knurl screw cap 31, a hollow water dividing head 32, a water dividing head connecting pipe 33, a rubber pipe 34, a first spring 35, a second spring 36 and an adjusting bolt 37; the knurled screw cap is provided with an inner ring 311 and an outer ring 312 which is coaxial with the inner ring, and the inner ring is provided with a hollow cavity; the outer wall of the water distribution head is provided with a clamping groove, and an O-shaped sealing ring 38 is arranged in the clamping groove. The water distribution head is connected to the inner wall of the outer ring; the water distribution head connecting pipe is inserted from the bottom of the water distribution head and is fixed on an inner ring of the knurled screw cover; the rubber tube is inserted into the water distribution head connecting tube from the hollow cavity of the inner ring of the knurled screw cap, and the upper end of the rubber tube is clamped on the inner ring of the knurled screw cap; the first spring is arranged in a cavity between the outer ring and the inner ring of the knurled screw cap, and the second spring is arranged in the cavity of the inner ring of the knurled screw cap; the adjusting bolt is fixed on the upper part of the inner ring of the knurled screw cover.
Furthermore, the lower end of the water distribution head is provided with a conical surface, and the conical surface is arranged to be better attached to a flow guide inclined plane on the fire-fighting gun barrel body.
Specifically, a plurality of overflow holes 3111 are opened on the outer ring of the knurled screw cover.
The bottom of the water dividing head connecting pipe is provided with external threads for fixedly connecting with a water divider (not shown).
And a boss 3121 for clamping the rubber tube is convexly arranged on the inner wall of the inner ring of the knurled screw cap. The upper end of the rubber tube is provided with a rubber tube chuck 341, and a pressing sheet 342 used for abutting against the second spring is arranged above the rubber tube chuck.
The middle part of the water distributor connecting pipe is provided with a limit boss 331 for preventing the water distribution head from sliding off.
The installation process of the fire monitor head telescopic knurling regulator is as follows:
(1) Placing the O-shaped sealing ring into a clamping groove of the water distribution head;
(2) Inserting a water distribution head connecting pipe into the water distribution head;
(3) A first spring is arranged between the knurled screw cap and the inner hole of the water distribution head, is fastened on the inner thread of the inner ring of the knurled screw cap through the thread of the water distribution head connecting pipe, and is screwed at the lowest point;
(4) The rubber tube is inserted from the top end hole of the inner ring of the knurled screw cover, and then a second spring is placed;
(5) Finally, the adjusting bolt is fastened from the top end of the knurled screw cover through threads and screwed to the lowest point;
(6) When in use, the water distribution head connecting pipe is fixed in the water distributor of the fire monitor.
The assembly sequence of the fire monitor head device is as follows: the flow guide sleeve is sleeved on the clamping groove of the fire-fighting barrel and fixed through an external bolt, and the telescopic knurl adjuster is assembled with a water distributor screw hole in the fire-fighting barrel through a screw rod at the lower end of the water distribution head connecting pipe and can be screwed to the bottom.
The working principle of the fire monitor head device is as follows:
when the fire monitor discharges water, water flow enters from the connector, one part of the water flow is branched from the eight-blade water distributor, the other part of the water flow passes through the water distributor connecting pipe, the rubber pipe enters the cavity of the water distributor and the inner ring of the knurled screw cap, so that the second spring is contracted, the rubber pipe moves upwards, the water flow is reserved in the inner cavity between the water distributor and the knurled screw cap, the water pressure of the inner cavity and the water pressure of the water inlet are in a balanced state due to the arrangement of a plurality of overflow holes in the knurled screw cap, at the moment, the water pressure inside and outside the water guide end face of the water distributor is balanced by the regulator, the coaxiality of the water distributor and the gun head is ensured, the water flow and the water pressure of the water flow entering the water distributor through the water distributor are the same in all directions, the friction coefficient with air is reduced, the scattering condition of a water column is reduced, and the overall effect of the sprayed water column is better finally.
On the other hand, the first spring can contract and reset in the process of balancing water pressure, so that the water dividing head moves up and down relative to the knurled screw cap and the water dividing head connecting pipe, the size of a gap between the water dividing head and the flow guide inclined plane of the fire monitor barrel is controlled to change, and the size adjusting range of water flow is 30-50L.
When the fire monitor is in an original state (water does not flow out), the diversion surface of the water diversion head and the fire monitor body can enable the water diversion head and the fire monitor body to be close to a closed state due to the fact that no external water pressure and a first spring interact exist, namely the water diversion head of the telescopic knurl regulator can be tightly attached to the inclined surface of the inner cavity of the fire monitor head, at the moment, foreign matters can be prevented from entering the inner cavity of the fire monitor body to block the fire monitor body, and a sealing protection effect is achieved.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are intended to be covered by the claims.
Claims (9)
1. A fire monitor head device capable of adjusting water flow is characterized by comprising a fire monitor barrel, a flow guide sleeve and a telescopic knurl adjuster; the fire monitor barrel comprises a fire monitor barrel body, an eight-blade water separator and a connecting pipe; the eight-blade water separator is fixed in the middle of the fire fighting gun barrel body; the connecting pipe is fixed at the lower part in the fire-fighting gun barrel body; the guide sleeve is sleeved on the fire monitor barrel; the lower part of the telescopic knurl adjuster is fixedly connected to the eight-blade water separator, and the upper part of the telescopic knurl adjuster is vertically telescopic to be far away from or close to the fire monitor barrel;
the telescopic knurl adjuster comprises a knurl screw cover, a hollow water distribution head, a water distribution head connecting pipe, a rubber pipe, a first spring, a second spring and an adjusting bolt; the knurled screw cap is provided with an inner ring and an outer ring which is coaxial with the inner ring, and the inner ring is provided with a hollow cavity; the water distribution head is connected to the inner wall of the outer ring; the water distribution head connecting pipe is inserted from the bottom of the water distribution head and is fixed on an inner ring of the knurled screw cover; the rubber tube is inserted into the water distribution head connecting tube from the hollow cavity of the inner ring of the knurled screw cap, and the upper end of the rubber tube is clamped on the inner ring of the knurled screw cap; the first spring is arranged in a cavity between the outer ring and the inner ring of the knurled screw cap, and the second spring is arranged in the cavity of the inner ring of the knurled screw cap; the adjusting bolt is fixed on the upper part of the inner ring of the knurled screw cover.
2. The fire fighting cannon head apparatus of claim 1, wherein the eight-bladed water separator comprises an elongated hollow tube and eight blades radially distributed on an outer wall of the hollow tube; the inner wall of the fire monitor barrel is provided with a positioning ring; the bottom of the positioning ring is provided with eight limiting grooves corresponding to the positions of the blades; and the blades of the eight-blade water separator are correspondingly inserted in the limiting grooves.
3. A fire monitor head device as defined in claim 2, wherein the inner wall of said positioning ring is provided with a guide slope which is inclined gradually outward from top to bottom; the inner wall of the fire monitor barrel is provided with a flow guide inclined plane which is gradually inclined inwards from top to bottom.
4. A fire monitor head assembly as defined in claim 1, wherein said deflector skirt comprises an annular deflector head and a connecting sleeve fixedly attached to the annular deflector head; the top of the annular flow guide head is provided with an inclined plane which inclines from outside to inside, and the inclined plane is provided with a plurality of air flow guide grids which are distributed in a radial shape.
5. The fire monitor head assembly as recited in claim 4 wherein each of said air deflecting grilles is inclined from the outside to the inside; the number of the air guide grids is 20-60.
6. The fire monitor head device as recited in claim 4, wherein an annular groove is formed in an inner wall of said annular flow guiding head, and a limit stop is provided on an outer wall of said connecting cylinder to engage with said annular groove; the annular flow guide head is sleeved and fixed on the outer wall of the fixed connecting cylinder through the matching of the limiting clamping table and the annular groove.
7. The fire monitor head assembly as recited in claim 4, wherein said annular deflector head has semi-cylindrical reinforcing ribs on its outer wall; the number of the reinforcing ribs is 8-16.
8. The fire monitor head assembly of claim 1, wherein the outer wall of the water diversion head is provided with a slot, and an O-ring is arranged in the slot.
9. The fire monitor head device of claim 8, wherein a plurality of overflow holes are formed in an outer ring of the knurled screw cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710934391.8A CN107510911B (en) | 2017-10-10 | 2017-10-10 | Fire gun head device of adjustable water yield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710934391.8A CN107510911B (en) | 2017-10-10 | 2017-10-10 | Fire gun head device of adjustable water yield |
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| Publication Number | Publication Date |
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| CN107510911A CN107510911A (en) | 2017-12-26 |
| CN107510911B true CN107510911B (en) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710934391.8A Active CN107510911B (en) | 2017-10-10 | 2017-10-10 | Fire gun head device of adjustable water yield |
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| CN (1) | CN107510911B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110711335A (en) * | 2019-12-06 | 2020-01-21 | 广东三方利精密技术有限公司 | Self-correcting adjustable fire monitor head |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202409911U (en) * | 2011-12-16 | 2012-09-05 | 西安新竹实业有限责任公司 | Monitor head device of fire-fighting water monitor with adjustable flow rate |
| CN203971250U (en) * | 2014-05-29 | 2014-12-03 | 上海准友模具制造有限公司 | Portable automatically controlled fire water monitor |
| CN204910578U (en) * | 2015-09-15 | 2015-12-30 | 张乙 | Fire gun |
| CN207532662U (en) * | 2017-10-10 | 2018-06-26 | 广东三方利精密技术有限公司 | A kind of fire monitor head device of water volume adjustable |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016176345A1 (en) * | 2015-04-30 | 2016-11-03 | Task Force Tips, Inc. | Firefighting nozzle with trigger operated slide valve |
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2017
- 2017-10-10 CN CN201710934391.8A patent/CN107510911B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202409911U (en) * | 2011-12-16 | 2012-09-05 | 西安新竹实业有限责任公司 | Monitor head device of fire-fighting water monitor with adjustable flow rate |
| CN203971250U (en) * | 2014-05-29 | 2014-12-03 | 上海准友模具制造有限公司 | Portable automatically controlled fire water monitor |
| CN204910578U (en) * | 2015-09-15 | 2015-12-30 | 张乙 | Fire gun |
| CN207532662U (en) * | 2017-10-10 | 2018-06-26 | 广东三方利精密技术有限公司 | A kind of fire monitor head device of water volume adjustable |
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| CN107510911A (en) | 2017-12-26 |
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