CN110711335A - Self-correcting adjustable fire monitor head - Google Patents
Self-correcting adjustable fire monitor head Download PDFInfo
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- CN110711335A CN110711335A CN201911242338.7A CN201911242338A CN110711335A CN 110711335 A CN110711335 A CN 110711335A CN 201911242338 A CN201911242338 A CN 201911242338A CN 110711335 A CN110711335 A CN 110711335A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
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- 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
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Abstract
The invention provides a self-correcting adjustable fire monitor head which comprises a water distribution head component and a water distributor which are sequentially connected; the water distribution head assembly is used for adjusting the water quantity of the water outlet and can adjust the coaxiality according to the water pressure, so that the phenomenon that the water type is unstable due to deviation is avoided; the water separator is used for offsetting the centrifugal force generated when water flow rotates and moves, thereby improving the condensation effect of the water column when the water column is sprayed out and reducing the friction coefficient between the water column and air. According to the invention, the water distribution head component and the twelve blades are arranged, so that the water distribution head main component moves up and down relative to the cap, and thus the water quantity can be adjusted, the water pressure can be balanced, the coaxiality of the water distribution head main component and the fire monitor can be automatically calibrated, the water type is uniform, and in addition, foreign matters can be prevented from entering the inner cavity of the fire monitor to block the monitor body.
Description
Technical Field
The invention relates to the field of fire fighting equipment, in particular to a self-correcting adjustable fire monitor head.
Background
The fire water monitor is an important fire fighting device for fighting fire, and mainly comprises a monitor body and a monitor head. The gun body mainly comprises a bent pipe, a horizontal slewing mechanism and a pitching slewing mechanism. According to different structural forms, the gun head can be divided into a straight-flow type gun head and a diversion type gun head. The straight-flow gun head can only realize long-distance direct-flow jet flow, and the temperature of combustible materials is reduced to be lower than the ignition point by directly spraying a fire source, so that fire extinguishment is realized; the diversion type gun head can realize long-distance direct current jet flow and short-distance spray jet flow, and the spray jet flow mainly sprays fog drops to a fire source through a short distance to isolate the fire source and oxygen, so that fire extinguishment is realized.
Through mass retrieval, the fire monitor head in the prior art is found to realize the functions of quick and stable rotation of the fire monitor, unlimited rotation angle and adjustable sprayed water spray through the relation of the adjustable fire monitor head disclosed as CN102872563A, thereby improving the speed and effect of fire extinguishing; or as disclosed in CN109675235A, the portable fire monitor with a stable structure and convenient to adjust is clamped on the gear through the convex teeth, so as to avoid the gear from rotating, prevent the nozzle and the spray pipe from shaking in the water spraying process, realize the fixation of the nozzle, and improve the practicability of the device; or the adjustable fire water monitor disclosed in the publication No. CN202802609U, realizes the functions of quick and stable rotation of the water monitor, unlimited rotation angle and adjustable sprayed water spray through the design, and improves the speed and effect of fire extinguishing.
In summary, the diversion-type monitor head in the prior art is of a cantilever structure, and although the internal structure of the monitor head has symmetry, the bent pipe structure of the monitor body enables pressure and speed of water flow entering the monitor head to be of obvious asymmetric characteristics, so that vibration and shaking of a core rod inside the diversion-type monitor head are caused, water jet is dispersed, and the range and the shooting height of a fire water monitor are reduced.
Disclosure of Invention
The invention provides a self-correcting adjustable fire monitor head to solve the problems,
in order to achieve the purpose, the invention adopts the following technical scheme:
a self-correcting adjustable fire monitor head comprises a water distribution head component and a water distributor which are connected in sequence; wherein the content of the first and second substances,
the water distribution head assembly is used for adjusting the water quantity of the water outlet and can adjust the coaxiality according to the water pressure, so that the unstable water type caused by the deviation is avoided;
the water separator is used for offsetting the centrifugal force generated when water flow rotates and moves, thereby improving the condensation effect of the water column when the water column is sprayed out and reducing the friction coefficient between the water column and air.
Furthermore, the water distribution head assembly comprises a cap, a connecting rod and a positioning spacer sleeve which are sequentially connected, an elastic part is sleeved on the periphery of the connecting rod between the cap and the upper section of the positioning spacer sleeve, a water distribution head main part is sleeved outside the elastic part, the inner side of the top end of the water distribution head main part is abutted against the periphery of the cap, and the inner side of the bottom end of the water distribution head main part is abutted against the periphery of the positioning spacer sleeve;
the water knockout drum is the ring form structure, be hollow portion between the excircle structure of water knockout drum and the interior circle structure, the excircle structure and the interior circle structure of water knockout drum pass through the equipartition in hollow portion's a plurality of water diversion blades are connected, interior round middle part is the through-hole, the connecting rod passes through the through-hole with the water knockout drum is connected, the connecting rod with still be connected with between the through-hole the hypomere of location spacer.
Furthermore, the middle part of the cap is provided with a hole and is matched with the hole shaft of the connecting rod, and the cap is detachably and fixedly connected with one end of the connecting rod through a fastener.
Further, the gun head also comprises a first barge sleeve, a second barge sleeve, a gun head telescopic sleeve and a telescopic gun head sleeve which are sequentially connected from inside to outside; wherein the content of the first and second substances,
the first barge sleeve is used for forming a specific water column and a specific water type with the water distribution head main part;
the second barge sleeve is used for providing a structure of the integral gun head and installing each functional component;
the gun head telescopic sleeve is used for driving the telescopic gun head sleeve to move along the axis direction of the second barge sleeve;
the telescopic gun head sleeve is used for guiding airflow, so that the water column can not cause scattering due to air friction in the spraying process.
Furthermore, a limit step is arranged in the second barge sleeve and used for mounting the water distributor, and the outer circle of the water distributor and the end parts of the plurality of water distribution blades are arranged on the limit step; the bottom end of the first refuting sleeve is abutted to the upper portion of the water distributor, the top end of the first refuting sleeve is respectively abutted to the top end of the second refuting sleeve and the inner side of the top end of the gun head telescopic sleeve, and the gun head telescopic sleeve is clamped with the telescopic gun head sleeve.
Further, the middle section of the positioning spacer sleeve has an outer diameter larger than the upper section of the positioning spacer sleeve and the lower section of the positioning spacer sleeve.
Furthermore, one end of the connecting rod, which is far away from the cannon head assembly, is detachably and fixedly connected with the water segregator on the connecting rod through a fastener.
Furthermore, the gun head further comprises a push rod explosion-proof mechanism assembly, the bottom end of the push rod explosion-proof mechanism assembly is fixed to the periphery of the second retractable sleeve through a tail seat of a retractable mechanism, and the top end of the push rod explosion-proof mechanism assembly is fixedly connected to the periphery of the retractable sleeve of the gun head through a connecting rod of the push rod mechanism and a fastener.
Further, the bottom of the second refuting sleeve is connected with a movable adapter, and the movable adapter is used for being connected with a water supply device.
Furthermore, the cap is hermetically connected with the water distribution head main part, the first refuting sleeve is hermetically connected with the second refuting sleeve, the first refuting sleeve is hermetically connected with the gun head telescopic sleeve, and the second refuting sleeve is hermetically connected with the gun head telescopic sleeve.
The beneficial technical effects obtained by the invention are as follows:
1. through setting up the water diversion head subassembly, will stretch out the long end part of water diversion head main part and be close to twelve leaf water knockout drum and not rather than direct contact, avoid rivers to strike too big vortex that causes, and the major part of water diversion head main part stretches out and draws back from top to bottom in order to keep away from or be close to first cover of refuting, realize adjusting the water yield of delivery port.
2. Through setting up twelve leaf water knockout drums, rivers flow into 12 reposition of redundant personnel intracavity through twelve leaf water knockout drums's entry, and 12 water of outburst point can get into relative quiescent condition, can effectually offset the centrifugal force that produces when rivers rotate the drunkenness to improve the condensation effect of water column when the blowout, reduced the coefficient of friction of water column and air.
3. Air mobility is considered in flexible big gun head cover setting, top at flexible big gun head cover is equipped with the grid of leanin, the fire water big gun 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 flexible big gun head cover this moment is its inner chamber water column intersection is guided to its air all around through the grid of slope, 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, make the 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 big gun farther, reach the increase of the water yield in appointed place, thereby the availability factor of fire water big gun has been improved.
4. Impact confrontation is carried out with the water pressure of rivers through set up the spring in the water distribution head subassembly, makes the relative block of water distribution head main part reciprocate to can adjust the water yield, balanced water pressure, the axiality of automatic calibration water distribution head main part and fire water monitor, in order to guarantee that the water type is unified, and guarantee in addition can also prevent that the foreign matter from entering into the fire monitor internal chamber and blockking up the big gun body.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a schematic diagram of a full-section structure of a self-correcting adjustable fire monitor head according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a partial cross-sectional view of a self-correcting adjustable fire monitor head according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a partial cross-sectional view of a self-correcting adjustable fire monitor head according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a water distributor according to one embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a water distributor according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a self-correcting adjustable fire monitor head according to an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a self-correcting adjustable fire monitor head according to an embodiment of the present invention;
FIG. 8 is a block diagram of the components that serve a primary function in one embodiment of the present invention;
FIG. 9 is a schematic structural diagram of the components that serve primary functions in one embodiment of the present invention;
fig. 10 is an enlarged schematic view of the structure of the main part of the water dividing head and the elastic part according to the embodiment of the invention.
Description of reference numerals: 1-a water dividing head assembly; 11-a cap; 12-a connecting rod; 13-positioning the spacer bush; 14-an elastic member; 15-water dividing head main part; 16-a limiting block; 2-a water separator; 3-a first barge sleeve; 4-a second barge sleeve; 5-gun head telescopic sleeve; 6-expansion big gun head sleeve; 7-push rod explosion-proof mechanism assembly; 8-a tailstock of a telescopic mechanism; 9-a push rod mechanism connecting rod; 10-movable adapter.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to embodiments thereof; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or component referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms described above will be understood by those of ordinary skill in the art according to the specific circumstances.
The invention relates to a self-correcting adjustable fire monitor head, which explains the following embodiments according to the description of the attached drawings:
the first embodiment is as follows:
a self-correcting adjustable fire monitor head comprises a water distribution head component 1 and a water distributor 2 which are connected in sequence; wherein the content of the first and second substances,
the water distribution head assembly 1 is used for adjusting the water quantity of the water outlet and can adjust the coaxiality according to the water pressure, so that the unstable water type caused by the deviation is avoided;
the water separator 2 is used for offsetting the centrifugal force generated when water flow rotates and moves, thereby improving the condensation effect of the water column when the water column is sprayed out and reducing the friction coefficient between the water column and air.
The water distribution head assembly 1 comprises a cover cap 11, a connecting rod 12 and a positioning spacer 13 which are sequentially connected, an elastic part 14 is sleeved on the periphery of the connecting rod 12 between the cover cap 11 and the upper section of the positioning spacer 13, a water distribution head main part 15 is further sleeved outside the elastic part 14, the inner side of the top end of the water distribution head main part 15 is abutted against the periphery of the cover cap 11, and the inner side of the bottom end of the water distribution head main part 15 is abutted against the periphery of the positioning spacer 13;
The middle part of the cap 11 is provided with a hole and is matched with the hole shaft of the connecting rod 12, and the cap 11 is detachably and fixedly connected with one end of the connecting rod 12 through a fastener.
The gun head also comprises a first barge sleeve 3, a second barge sleeve 4, a gun head telescopic sleeve 5 and a telescopic gun head sleeve 6 which are sequentially connected from inside to outside; wherein the content of the first and second substances,
the first barge sleeve 3 is used for forming a specific water column and a specific water type with the water distribution head main part 15;
the second barge sleeve 4 is used for providing a structure of an integral gun head and installing various functional components;
the gun head telescopic sleeve 5 is used for driving the telescopic gun head sleeve 6 to move along the axis direction of the second barge sleeve 4;
the telescopic gun head sleeve 6 is used for guiding airflow, so that the water column can not cause scattering due to air friction in the spraying process.
A limiting step is arranged in the second barge sleeve 4 and used for mounting the water distributor 2, and the outer circle of the water distributor 2 and the end parts of a plurality of water distributing blades are arranged on the limiting step; the bottom end of the first sleeve 3 is abutted against the upper portion of the water distributor 2, the top end of the first sleeve 3 is respectively abutted against the top end of the second sleeve 4 and the inner side of the top end of the gun head telescopic sleeve 5, and the gun head telescopic sleeve 5 is clamped with the telescopic gun head sleeve 6.
The middle section of the positioning spacer 13 has a larger outer diameter than the upper section of the positioning spacer 13 and the lower section of the positioning spacer 13.
The water segregator 2 is detachably and fixedly connected to one end, far away from the cannon head assembly 1, of the connecting rod 12 through a fastener.
The gun head further comprises a push rod explosion-proof mechanism assembly 7, the bottom end of the push rod explosion-proof mechanism assembly 7 is fixed to the periphery of the second refuting sleeve 4 through a telescopic mechanism tail seat 8, and the top end of the push rod explosion-proof mechanism assembly 7 is fixedly connected to the periphery of the gun head telescopic sleeve 5 through a push rod mechanism connecting rod 9 and a fastener.
The bottom end of the second refuting sleeve 4 is connected with a movable adapter 10, and the movable adapter 10 is used for being connected with a water supply device.
The cap 11 is in sealing connection with the water distribution head main part 15, the first refuting sleeve 3 is in sealing connection with the second refuting sleeve 4, the first refuting sleeve 3 is in sealing connection with the gun head telescopic sleeve 5, and the second refuting sleeve 4 is in sealing connection with the gun head telescopic sleeve 5.
Example two:
a self-correcting adjustable fire monitor head comprises a water distribution head component 1 and a water distributor 2 which are connected in sequence; wherein the content of the first and second substances,
the water distribution head assembly 1 is used for adjusting the water quantity of the water outlet and can adjust the coaxiality according to the water pressure, so that the unstable water type caused by the deviation is avoided;
the water separator 2 is used for offsetting the centrifugal force generated when water flow rotates and moves, thereby improving the condensation effect of the water column when the water column is sprayed out and reducing the friction coefficient between the water column and air.
The water distribution head assembly 1 comprises a cover cap 11, a connecting rod 12 and a positioning spacer 13 which are sequentially connected, an elastic part 14 is sleeved on the periphery of the connecting rod 12 between the cover cap 11 and the upper section of the positioning spacer 13, a water distribution head main part 15 is further sleeved outside the elastic part 14, the inner side of the top end of the water distribution head main part 15 is abutted against the periphery of the cover cap 11, and the inner side of the bottom end of the water distribution head main part 15 is abutted against the periphery of the positioning spacer 13;
in a preferred embodiment of the present invention, the connecting rod 12 is a screw, the water dividing head main part 15 is torch-shaped and includes a large head portion located at an upper portion and a long end portion located at a lower portion, the large head portion and the long end portion have a cavity inside, and the elastic part 14 is disposed in the cavity; the cap 11 is composed of a circular cover plate, an upper boss and a lower boss which extend outwards along the middle parts of the upper side and the lower side of the circular cover plate, and the outer diameter of the upper boss is larger than that of the lower boss;
the middle part of the cap 11 is provided with a threaded hole and is matched with the hole shaft of the connecting rod 12, and the cap 11 is detachably and fixedly connected to one end of the connecting rod 12 through a fastener;
the connecting rod 12 penetrates through the cavity of the long end part and is fixedly connected with the cover cap 11 through a threaded hole of the lower boss;
the elastic part 14 is a spring, and two ends of the spring are respectively abutted against the lower side of the circular cover plate and the inner side of the bottom end of the water distribution head main part 15;
the water segregator 2 is detachably and fixedly connected to one end, far away from the cannon head assembly 1, of the connecting rod 12 through a fastener.
In this embodiment, the water separator 2 is preferably a twelve-blade water separator, as shown in fig. 4, by arranging the twelve-blade water separator in the fire fighting barrel, water flows into 12 flow-dividing cavities through inlets of the twelve-blade water separator, and water at 12 ejection points enters a relatively static state, so that a centrifugal force generated when the water flows rotationally and endlessly can be effectively offset, thereby improving a condensation effect of a water column when the water column is ejected, and reducing a friction coefficient between the water column and air.
Another preferred water knockout drum 2 of this embodiment is double-deck dislocation eight leaf water knockout drum, as shown in fig. 5, each blade of first layer rotates 22.5 along same direction and can coincide with each blade of second floor, thereby reach the double reposition of redundant personnel effect of individual layer, through setting up double-deck dislocation eight leaf water knockout drum at the fire gun barrel, rivers flow into 8 reposition of redundant personnel intracavity of first layer through the entry of double-deck dislocation eight leaf water knockout drum, rivers in 8 reposition of redundant personnel intracavity of first layer are equivalent to once the reposition of redundant personnel when passing through 8 blades of second floor again, then assemble together again, 16 water of ejection point can get into relative quiescent condition, can effectually offset the centrifugal force that produces when rivers rotate the drunkenness, thereby the cohesion effect of water column when the blowout has been improved, reduce the coefficient of friction of water column and air.
The middle section outer diameter of the positioning spacer sleeve 13 is larger than the upper section of the positioning spacer sleeve 13 and the lower section of the positioning spacer sleeve 13, and the upper section of the positioning spacer sleeve 13 passes through a through hole formed at the bottom end of the water distribution head main part 15 and is tightly connected with the water distribution head main part 15, and the water distribution head main part can be in threaded connection or interference fit; the lower section of the positioning spacer sleeve 13 penetrates through a through hole in the middle of the water separator 2, so that the coaxiality of the connecting rod 12 and the water separator 2 is ensured. The water separator is positioned and fixed through the matching of the middle section of the positioning spacer sleeve 13 and the fastener.
The gun head also comprises a first barge sleeve 3, a second barge sleeve 4, a gun head telescopic sleeve 5 and a telescopic gun head sleeve 6 which are sequentially connected from inside to outside; wherein the content of the first and second substances,
the first barge sleeve 3 is used for forming a specific water column and a specific water type with the water distribution head main part 15;
the first refuting sleeve 3 comprises an integrally formed cylindrical wall and a flow guide block extending along the length direction of the cylindrical wall, the flow guide block is in a right-angle trapezoid shape, the inclined surface of the flow guide block is a flow guide inclined surface, and one end of the flow guide inclined surface is connected with the inner surface of the cylindrical wall;
the second barge sleeve 4 is of a cylinder-like structure, is the main appearance structure of the gun head, and is used for providing the structure of the whole gun head and installing various functional components;
the gun head telescopic sleeve 5 is used for driving the telescopic gun head sleeve 6 to move along the axis direction of the second barge sleeve 4;
the right-angle edge of the flow guide block connected with the periphery of the cylindrical wall of the first refuting sleeve 3 is connected in a sealing manner by extruding a sealing ring arranged in a sealing groove of the second refuting sleeve 4;
a sealing groove is formed in the right-angle edge of the flow guide block parallel to the periphery of the cylindrical wall of the first barge sleeve 3, and the gun head telescopic sleeve 5 is connected with the first barge sleeve 3 in a sealing manner through a sealing ring which is installed on the sealing groove in an extruding manner;
the telescopic gun head sleeve 6 is used for guiding airflow, so that the water column can not cause scattering due to air friction in the spraying process.
The telescopic gun head sleeve 6 comprises an annular telescopic gun head sleeve 6, the top of the annular telescopic gun head sleeve 6 is provided with an inclined plane inclined from outside to inside, and a plurality of air guide grids radially distributed are arranged on the inclined plane.
Considering air mobility during the design of flexible big gun head cover 6 the top of flexible big gun head cover 6 is equipped with the grid of leanin, and the fire water monitor is when water spray operating condition, and air current all around can collect at the export minimum, then along with the direction of rivers flows, this moment flexible big gun head cover 6's effect is its inner chamber water column intersection is guided through the grid of slope with its air all around, and the atmospheric pressure of inner chamber is bigger than its outside atmospheric pressure this moment, and inside atmospheric pressure can form one deck air current protection film around the water column, and similar water column can not the journey scattering form after the blowout, reduces the coefficient of friction of water column and air, finally makes the range of fire gun farther, reaches the water yield increase in appointed place to the efficiency of being suitable for of fire gun has been improved.
As a preferred scheme of the embodiment, 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 telescopic gun head sleeve 6 and the gun head telescopic sleeve 5 are fixedly connected in various ways, and can be in one of threaded connection, buckle connection or interference fit connection and the like. As a preferable scheme of this embodiment, an annular groove is formed in the inner wall of the annular telescopic sleeve 6, and a limiting clamping table which is matched and buckled with the annular groove is formed in the outer wall of the telescopic sleeve 5; the annular telescopic gun head sleeve 6 is sleeved and fixed on the outer wall of the gun head telescopic sleeve 5 through the matching of a limiting clamping table and an annular groove.
As a preferable scheme of the embodiment, a semi-cylindrical reinforcing rib is arranged on the outer wall of the annular telescopic gun barrel sleeve 6; 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.
Further, the periphery of the large head part of the water distribution head main part 15 is provided with a conical surface, the conical surface inclines from bottom to top towards the center of the water distribution head main part 15, namely, the conical surface is similar to a circular truncated cone shape, and the conical surface is arranged to be better attached to a flow guide inclined surface on the first refute sleeve 3.
A limiting step is arranged in the second barge sleeve 4 and used for mounting the water distributor 2, and the outer circle of the water distributor 2 and the end parts of a plurality of water distributing blades are arranged on the limiting step; the bottom end of the first sleeve 3 is abutted against the upper portion of the water distributor 2, the top end of the first sleeve 3 is respectively abutted against the top end of the second sleeve 4 and the inner side of the top end of the gun head telescopic sleeve 5, and the gun head telescopic sleeve 5 is clamped with the telescopic gun head sleeve 6.
The gun head further comprises a push rod explosion-proof mechanism assembly 7, the bottom end of the push rod explosion-proof mechanism assembly 7 is fixed to the periphery of the second refuting sleeve 4 through a telescopic mechanism tail seat 8, and the top end of the push rod explosion-proof mechanism assembly 7 is fixedly connected to the periphery of the gun head telescopic sleeve 5 through a push rod mechanism connecting rod 9 and a fastener.
The push rod explosion-proof mechanism assembly 7 comprises a push rod fixing sleeve, a manual adjusting assembly, a positioning structure, a linkage key, a plug connector, a push rod assembly and a telescopic rod fixing sleeve.
The manual adjusting component comprises a handle and a manual adjusting rod. The end part of the manual adjusting rod is provided with a fixing part. The fixing part is an external thread. The manual adjusting rod is also provided with an accommodating part, a key groove, two positioning holes and an installation hole. The key slot and the two positioning holes are communicated with the accommodating part.
The positioning structure comprises an elastic piece and a positioning piece. The elastic element is a spring. The positioning piece is a steel ball. The linkage key is a flat key. The plug connector is an elastic pin.
The push rod assembly comprises an adjusting rod, a turbine, a screw guide sleeve, a ball screw, a ball guide sleeve, two limiting parts, a worm guide sleeve and a push rod. The ball screw is a double-head ball screw. The ball is a steel ball with the diameter of mm. The ball screw guide sleeve is provided with a plurality of ball holes, and two ends of the ball screw guide sleeve are respectively provided with a notch. The ball holes are uniformly distributed in the ball screw guide sleeve and are symmetrical in a spiral mode. The incision is spiral in shape. Each limiting piece is an elastic cylindrical pin. The end part of the worm guide sleeve is provided with a thread. The inner wall of the worm guide sleeve is provided with a ball groove.
The end part of the telescopic rod fixing sleeve is provided with external threads.
When the linear push rod motor capable of being manually adjusted is assembled, the manual adjusting rod is contained in the push rod fixing sleeve, and the handle is detachably fixed on the fixing part of the manual adjusting rod. The adjusting rod is accommodated in the manual adjusting rod, and the linkage key is located in the mounting groove and the key groove, so that the manual adjusting rod can drive the adjusting rod to rotate. The elastic piece and the positioning piece are contained in the containing hole, and the positioning piece is buckled with the positioning hole. The plug connector is fixed in the mounting hole and is matched with the turbine. The lead screw guide sleeve is arranged in the turbine. The ball screw is fixed with the adjusting rod and is matched with the screw guide sleeve. The ball screw guide sleeve is arranged on the ball screw, and the two limiting parts are fixed at two ends of the ball screw. The ball is located in the groove of the ball screw and extends out of the ball hole. The ball screw guide sleeve is sleeved with the worm guide sleeve, and the balls are located in the ball grooves of the worm guide sleeve. The push rod is detachably fixed on the worm guide sleeve through threads. The telescopic rod fixing sleeve is fixed on the push rod fixing sleeve through threads.
When the linear push rod motor is adjusted manually, an operator holds the handle, pulls the manual adjusting rod down, the plug connector is separated from the turbine, and the manual adjusting rod is separated from the turbine. The elastic piece is abutted against the positioning piece and buckled with the positioning hole at the lower part, so that the manual adjusting rod and the turbine are kept in a separated state. The manual adjusting rod drives the adjusting rod and the ball screw to rotate through the linkage key, and the ball rotates in the ball groove, so that the ball screw guide sleeve and the worm guide sleeve move up and down on the ball screw. When the ball screw guide sleeve moves to the limit position, the notch is matched with the limiting part, so that the ball screw guide sleeve rotates in situ and does not transmit axial thrust. The worm guide sleeve drives the push rod to stretch. The linear push rod motor can be manually adjusted.
The ball makes the axiality that axial thrust in the transmission course will try to obtain not so high, and the allowance tolerance of parts machining can allow the axial to have the swing of small amplitude, also can not produce the loss of axial thrust simultaneously. The cross of the ball hole on the ball screw guide sleeve corresponds to the cross of the ball hole on the ball screw guide sleeve, so that the acting force of the ball vertically acting on the ball screw is almost the same.
The bottom end of the second refuting sleeve 4 is connected with a movable adapter 10, and the movable adapter 10 is used for being connected with a water supply device. The water supply device can be a gun head connecting pipe of a water gun or a water pipe pipeline of a city.
The cap 11 is in sealing connection with the water distribution head main part 15, the first refuting sleeve 3 is in sealing connection with the second refuting sleeve 4, the first refuting sleeve 3 is in sealing connection with the gun head telescopic sleeve 5, and the second refuting sleeve 4 is in sealing connection with the gun head telescopic sleeve 5.
Example three:
a self-correcting adjustable fire monitor head comprises a water distribution head component 1 and a water distributor 2 which are connected in sequence; wherein the content of the first and second substances,
the water distribution head assembly 1 is used for adjusting the water quantity of the water outlet and can adjust the coaxiality according to the water pressure, so that the unstable water type caused by the deviation is avoided;
the water separator 2 is used for offsetting the centrifugal force generated when water flow rotates and moves, thereby improving the condensation effect of the water column when the water column is sprayed out and reducing the friction coefficient between the water column and air.
The water distribution head assembly 1 comprises a cover cap 11, a connecting rod 12 and a positioning spacer 13 which are sequentially connected, an elastic part 14 is sleeved on the periphery of the connecting rod 12 between the cover cap 11 and the upper section of the positioning spacer 13, a water distribution head main part 15 is further sleeved outside the elastic part 14, the inner side of the top end of the water distribution head main part 15 is abutted against the periphery of the cover cap 11, and the inner side of the bottom end of the water distribution head main part 15 is abutted against the periphery of the positioning spacer 13;
in a preferred embodiment of the present invention, the connecting rod 12 is a screw, the water dividing head main part 15 is torch-shaped and includes a large head portion located at an upper portion and a long end portion located at a lower portion, the large head portion and the long end portion have a cavity inside, and the elastic part 14 is disposed in the cavity; the cap 11 is composed of a circular cover plate, an upper boss and a lower boss which extend outwards along the middle parts of the upper side and the lower side of the circular cover plate, and the outer diameter of the upper boss is larger than that of the lower boss;
the middle part of the cap 11 is provided with a threaded hole and is matched with the hole shaft of the connecting rod 12, and the cap 11 is detachably and fixedly connected to one end of the connecting rod 12 through a fastener;
the connecting rod 12 penetrates through the cavity of the long end part and is fixedly connected with the cover cap 11 through a threaded hole of the lower boss;
the elastic part 14 is a spring, and two ends of the spring are respectively abutted against the lower side of the circular cover plate and the inner side of the bottom end of the water distribution head main part 15;
the water segregator 2 is detachably and fixedly connected to one end, far away from the cannon head assembly 1, of the connecting rod 12 through a fastener.
The upper section of the positioning spacer sleeve 13 is abutted with a limiting block 16, the limiting block 16 can be a nut and is in threaded connection with the connecting rod 12, and the limiting block 16 is used for limiting the moving distance of the water dividing head main part 15.
In this embodiment, the water separator 2 is preferably a twelve-blade water separator, as shown in fig. 4, by arranging the twelve-blade water separator in the fire fighting barrel, water flows into 12 flow-dividing cavities through inlets of the twelve-blade water separator, and water at 12 ejection points enters a relatively static state, so that a centrifugal force generated when the water flows rotationally and endlessly can be effectively offset, thereby improving a condensation effect of a water column when the water column is ejected, and reducing a friction coefficient between the water column and air.
Another preferred water knockout drum 2 of this embodiment is double-deck dislocation eight leaf water knockout drum, as shown in fig. 5, each blade of first layer rotates 22.5 along same direction and can coincide with each blade of second floor, thereby reach the double reposition of redundant personnel effect of individual layer, through setting up double-deck dislocation eight leaf water knockout drum at the fire gun barrel, rivers flow into 8 reposition of redundant personnel intracavity of first layer through the entry of double-deck dislocation eight leaf water knockout drum, rivers in 8 reposition of redundant personnel intracavity of first layer are equivalent to once the reposition of redundant personnel when passing through 8 blades of second floor again, then assemble together again, 16 water of ejection point can get into relative quiescent condition, can effectually offset the centrifugal force that produces when rivers rotate the drunkenness, thereby the cohesion effect of water column when the blowout has been improved, reduce the coefficient of friction of water column and air.
The water separator 2 is matched with the connecting rod 12 and the positioning spacer 13, the lower section of the middle through hole of the water separator 2 is abutted against the connecting rod, and the diameter of the middle upper section of the middle through hole of the water separator is larger than that of the lower section, so that the diameter of the positioning spacer 13 is matched.
The middle section outer diameter of the positioning spacer sleeve 13 is larger than the upper section of the positioning spacer sleeve 13 and the lower section of the positioning spacer sleeve 13, and the upper section of the positioning spacer sleeve 13 passes through a through hole formed at the bottom end of the water distribution head main part 15 and is tightly connected with the water distribution head main part 15, and the water distribution head main part can be in threaded connection or interference fit; the lower section of the positioning spacer sleeve 13 penetrates through a through hole in the middle of the water separator 2, so that the coaxiality of the connecting rod 12 and the water separator 2 is ensured. The water separator is positioned and fixed through the matching of the middle section of the positioning spacer sleeve 13 and the fastener.
The gun head also comprises a first barge sleeve 3, a second barge sleeve 4, a gun head telescopic sleeve 5 and a telescopic gun head sleeve 6 which are sequentially connected from inside to outside; wherein the content of the first and second substances,
the first barge sleeve 3 is used for forming a specific water column and a specific water type with the water distribution head main part 15;
the first refuting sleeve 3 comprises an integrally formed cylindrical wall and a flow guide block extending along the length direction of the cylindrical wall, the flow guide block is in a right-angle trapezoid shape, the inclined surface of the flow guide block is a flow guide inclined surface, and one end of the flow guide inclined surface is connected with the inner surface of the cylindrical wall;
the second barge sleeve 4 is of a cylinder-like structure, is the main appearance structure of the gun head, and is used for providing the structure of the whole gun head and installing various functional components;
the gun head telescopic sleeve 5 is used for driving the telescopic gun head sleeve 6 to move along the axis direction of the second barge sleeve 4;
the right-angle edge of the flow guide block connected with the periphery of the cylindrical wall of the first refuting sleeve 3 is connected in a sealing manner by extruding a sealing ring arranged in a sealing groove of the second refuting sleeve 4;
a sealing groove is formed in the right-angle edge of the flow guide block parallel to the periphery of the cylindrical wall of the first barge sleeve 3, and the gun head telescopic sleeve 5 is connected with the first barge sleeve 3 in a sealing manner through a sealing ring which is installed on the sealing groove in an extruding manner;
the telescopic gun head sleeve 6 is used for guiding airflow, so that the water column can not cause scattering due to air friction in the spraying process.
The telescopic gun head sleeve 6 comprises an annular telescopic gun head sleeve 6, the top of the annular telescopic gun head sleeve 6 is provided with an inclined plane inclined from outside to inside, and a plurality of air guide grids radially distributed are arranged on the inclined plane.
Considering air mobility during the design of flexible big gun head cover 6 the top of flexible big gun head cover 6 is equipped with the grid of leanin, and the fire water monitor is when water spray operating condition, and air current all around can collect at the export minimum, then along with the direction of rivers flows, this moment flexible big gun head cover 6's effect is its inner chamber water column intersection is guided through the grid of slope with its air all around, and the atmospheric pressure of inner chamber is bigger than its outside atmospheric pressure this moment, and inside atmospheric pressure can form one deck air current protection film around the water column, and similar water column can not the journey scattering form after the blowout, reduces the coefficient of friction of water column and air, finally makes the range of fire gun farther, reaches the water yield increase in appointed place to the efficiency of being suitable for of fire gun has been improved.
As a preferred scheme of the embodiment, 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 telescopic gun head sleeve 6 and the gun head telescopic sleeve 5 are fixedly connected in various ways, and can be in one of threaded connection, buckle connection or interference fit connection and the like. As a preferable scheme of this embodiment, an annular groove is formed in the inner wall of the annular telescopic sleeve 6, and a limiting clamping table which is matched and buckled with the annular groove is formed in the outer wall of the telescopic sleeve 5; the annular telescopic gun head sleeve 6 is sleeved and fixed on the outer wall of the gun head telescopic sleeve 5 through the matching of a limiting clamping table and an annular groove.
As a preferable scheme of the embodiment, a semi-cylindrical reinforcing rib is arranged on the outer wall of the annular telescopic gun barrel sleeve 6; 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.
Further, the periphery of the large head part of the water distribution head main part 15 is provided with a conical surface, the conical surface inclines from bottom to top towards the center of the water distribution head main part 15, namely, the conical surface is similar to a circular truncated cone shape, and the conical surface is arranged to be better attached to a flow guide inclined surface on the first refute sleeve 3.
A limiting step is arranged in the second barge sleeve 4 and used for mounting the water distributor 2, and the outer circle of the water distributor 2 and the end parts of a plurality of water distributing blades are arranged on the limiting step; the bottom end of the first sleeve 3 is abutted against the upper portion of the water distributor 2, the top end of the first sleeve 3 is respectively abutted against the top end of the second sleeve 4 and the inner side of the top end of the gun head telescopic sleeve 5, and the gun head telescopic sleeve 5 is clamped with the telescopic gun head sleeve 6.
The middle section of the inner wall of the second refuting sleeve 4 is provided with a margin gap, the upper section of the inner wall of the second refuting sleeve 4 extends towards the outer wall of the first refuting sleeve 3 to form a convex block, the position corresponding to the first refuting sleeve 3 is provided with a tool withdrawal groove matched with the convex block, the convex block is matched with the tool withdrawal groove to fix the first refuting sleeve 3 on the second refuting sleeve 4, and the margin gap is used for preventing the first refuting sleeve 3 from being installed due to no reserved position when being installed on the second refuting sleeve 4.
The gun head further comprises a push rod explosion-proof mechanism assembly 7, the bottom end of the push rod explosion-proof mechanism assembly 7 is fixed to the periphery of the second refuting sleeve 4 through a telescopic mechanism tail seat 8, and the top end of the push rod explosion-proof mechanism assembly 7 is fixedly connected to the periphery of the gun head telescopic sleeve 5 through a push rod mechanism connecting rod 9 and a fastener.
The push rod explosion-proof mechanism assembly 7 comprises a push rod fixing sleeve, a manual adjusting assembly, a positioning structure, a linkage key, a plug connector, a push rod assembly and a telescopic rod fixing sleeve.
The manual adjusting component comprises a handle and a manual adjusting rod. The end part of the manual adjusting rod is provided with a fixing part. The fixing part is an external thread. The manual adjusting rod is also provided with an accommodating part, a key groove, two positioning holes and an installation hole. The key slot and the two positioning holes are communicated with the accommodating part.
The positioning structure comprises an elastic piece and a positioning piece. The elastic element is a spring. The positioning piece is a steel ball. The linkage key is a flat key. The plug connector is an elastic pin.
The push rod assembly comprises an adjusting rod, a turbine, a screw guide sleeve, a ball screw, a ball guide sleeve, two limiting parts, a worm guide sleeve and a push rod. The ball screw is a double-head ball screw. The ball is a steel ball. The ball screw guide sleeve is provided with a plurality of ball holes, and two ends of the ball screw guide sleeve are respectively provided with a notch. The ball holes are uniformly distributed in the ball screw guide sleeve and are symmetrical in a spiral mode. The incision is spiral in shape. Each limiting piece is an elastic cylindrical pin. The end part of the worm guide sleeve is provided with a thread. The inner wall of the worm guide sleeve is provided with a ball groove.
The end part of the telescopic rod fixing sleeve is provided with external threads.
When the linear push rod motor capable of being manually adjusted is assembled, the manual adjusting rod is contained in the push rod fixing sleeve, and the handle is detachably fixed on the fixing part of the manual adjusting rod. The adjusting rod is accommodated in the manual adjusting rod, and the linkage key is located in the mounting groove and the key groove, so that the manual adjusting rod can drive the adjusting rod to rotate. The elastic piece and the positioning piece are contained in the containing hole, and the positioning piece is buckled with the positioning hole. The plug connector is fixed in the mounting hole and is matched with the turbine. The lead screw guide sleeve is arranged in the turbine. The ball screw is fixed with the adjusting rod and is matched with the screw guide sleeve. The ball screw guide sleeve is arranged on the ball screw, and the two limiting parts are fixed at two ends of the ball screw. The ball is located in the groove of the ball screw and extends out of the ball hole. The ball screw guide sleeve is sleeved with the worm guide sleeve, and the balls are located in the ball grooves of the worm guide sleeve. The push rod is detachably fixed on the worm guide sleeve through threads. The telescopic rod fixing sleeve is fixed on the push rod fixing sleeve through threads.
When the linear push rod motor is adjusted manually, an operator holds the handle, pulls the manual adjusting rod down, the plug connector is separated from the turbine, and the manual adjusting rod is separated from the turbine. The elastic piece is abutted against the positioning piece and buckled with the positioning hole at the lower part, so that the manual adjusting rod and the turbine are kept in a separated state. The manual adjusting rod drives the adjusting rod and the ball screw to rotate through the linkage key, and the ball rotates in the ball groove, so that the ball screw guide sleeve and the worm guide sleeve move up and down on the ball screw. When the ball screw guide sleeve moves to the limit position, the notch is matched with the limiting part, so that the ball screw guide sleeve rotates in situ and does not transmit axial thrust. The worm guide sleeve drives the push rod to stretch. The linear push rod motor can be manually adjusted.
The ball makes the axiality that axial thrust in the transmission course will try to obtain not so high, and the allowance tolerance of parts machining can allow the axial to have the swing of small amplitude, also can not produce the loss of axial thrust simultaneously. The cross of the ball hole on the ball screw guide sleeve corresponds to the cross of the ball hole on the ball screw guide sleeve, so that the acting force of the ball vertically acting on the ball screw is almost the same.
The bottom end of the second refuting sleeve 4 is connected with a movable adapter 10, and the movable adapter 10 is used for being connected with a water supply device. The water supply device can be a gun head connecting pipe of a water gun or a water pipe pipeline of a city.
The cap 11 is in sealing connection with the water distribution head main part 15, the first refuting sleeve 3 is in sealing connection with the second refuting sleeve 4, the first refuting sleeve 3 is in sealing connection with the gun head telescopic sleeve 5, and the second refuting sleeve 4 is in sealing connection with the gun head telescopic sleeve 5.
The installation process of the fire monitor head water distribution head component is as follows:
(1) the limiting block is screwed on the connecting rod;
(2) sequentially connecting the water distribution head main part and the positioning spacer bush to the connecting rod, positioning the limiting block in an inner cavity of the water distribution head main part, and screwing the positioning spacer bush to abut against the limiting block and tightly screw the positioning spacer bush;
(3) placing an elastic part around the connecting rod, wherein the elastic part is positioned in the inner cavity of the water distribution head main part;
(4) a sealing ring is arranged on a sealing groove on the periphery of the cap disc, and is matched with a connecting rod hole shaft through a threaded hole to realize fastening, so that the cap is sealed with an inner cavity of the large end part of the water dividing head main part;
(5) finally, the adjusting bolt is fastened from the top end of the cap through threads and screwed to the lowest point;
(6) when in use, the water distributing head component is fixed on the water distributor of the fire water monitor.
The assembly sequence of the fire monitor head device is as follows: the water knockout drum is placed on the limiting step of the second refuting sleeve, the first refuting sleeve is installed above the water knockout drum, then the connecting rod and the positioning spacer bush of the water knockout drum main part are installed in the central hole of the water knockout drum, the water knockout drum is positioned and fixed through the fastening piece, namely the nut, and other gun head telescopic sleeves and the telescopic gun head sleeve can be correspondingly installed through the direct and clear appearance.
The working principle of the fire monitor head of the embodiment is as follows:
when the fire water monitor discharges water, water flow enters the interior of the second barge sleeve from the water supply device and flows through the interior of the twelve-blade water distributor and is divided out of the twelve-blade water distributor, so that the elastic part is contracted, the water distribution head main part moves upwards, the water flow stays in the inner cavity between the water distribution head component and the first barge sleeve and is sprayed out through the flow guide inclined plane of the first barge sleeve, 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 the water distribution head component, at the moment, the water pressure inside and outside the flow guide end surface of the first barge sleeve is balanced by the regulator, the coaxiality of the water distribution head component and the gun head is ensured, the water volume and the water pressure sprayed out in all directions under the flow guide of the water distribution head component and the flow guide surface of the first barge sleeve after the water flow passes through the water distributor are the same, the friction coefficient with air is reduced, the.
On the other hand, the spring can contract and reset in the process of balancing water pressure, so that the water distribution head assembly moves up and down relative to the cover cap and the water distributor, the size of the gap between the water distribution head and the flow guide inclined plane of the fire monitor barrel is controlled to change, and the water flow is adjusted within the range of 30-50L.
When the fire monitor is in the original state (not go out water), the diversion face that divides the head subassembly and first cover of refuting can make both be close to the journey encapsulated situation each other because of there being not outside water pressure and spring interact, and the major head part of dividing the head subassembly promptly can be hugged closely with the inclined plane of first cover of refuting, thereby can prevent that the foreign matter from entering into the first inner chamber of fire monitor and avoiding blockking up the big gun body this moment, plays a sealed guard action.
In conclusion, the invention provides a self-correcting adjustable fire monitor head, the long end part of the main part of the extension water distribution head is close to a twelve-leaf water distributor without directly contacting with the twelve-leaf water distributor by arranging the water distribution head component, so that turbulence caused by overlarge water flow impact is avoided, and the large end part of the main part of the water distribution head stretches up and down to be far away from or close to a first sleeve, so that the water quantity of a water outlet is adjusted; by arranging the twelve-blade water separator, water flows into the 12 flow-dividing cavities through the inlet of the twelve-blade water separator, and water at 12 ejection points enters a relatively static state, so that the centrifugal force generated when the water flows rotate and move can be effectively counteracted, the condensation effect of a water column during ejection is improved, and the friction coefficient between the water column and air is reduced; when the telescopic gun head sleeve is designed, the air flowability is considered, the grid which is inclined inwards is arranged at the top end of the telescopic gun head sleeve, when the fire water gun is in a water spraying working state, the peripheral air flow can be collected at the lowest point of an outlet and then flows along the direction of the water flow, the telescopic gun head sleeve is used for guiding the peripheral air to the intersection of the water column of the inner cavity of the fire water gun through the inclined grid, the air pressure of the inner cavity is higher than the external air pressure of the inner cavity, and the internal air pressure can form an air flow protective film on the periphery of the water column, so that the water column cannot be scattered after being sprayed out, the friction coefficient of the water column and the air is reduced, the range of the fire water gun is further finally made, the water quantity reaching a specified place is increased; impact confrontation is carried out with the water pressure of rivers through set up the spring in the water distribution head subassembly, makes the relative block of water distribution head main part reciprocate to can adjust the water yield, balanced water pressure, the axiality of automatic calibration water distribution head main part and fire water monitor, in order to guarantee that the water type is unified, and guarantee in addition can also prevent that the foreign matter from entering into the fire monitor internal chamber and blockking up the big gun body.
Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.
Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, e.g., well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.
It is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that it is the following claims, including all equivalents, that are intended to define the spirit and scope of this invention. The above examples are to be construed as merely illustrative and not limitative of the remainder of the disclosure. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.
Claims (10)
1. A self-correcting adjustable fire monitor head is characterized by comprising a water distribution head component and a water distributor which are sequentially connected; wherein the content of the first and second substances,
the water distribution head assembly is used for adjusting the water quantity of the water outlet and can adjust the coaxiality according to the water pressure, so that the unstable water type caused by the deviation is avoided;
the water separator is used for offsetting the centrifugal force generated when water flow rotates and moves, thereby improving the condensation effect of the water column when the water column is sprayed out and reducing the friction coefficient between the water column and air.
2. The self-correcting adjustable fire monitor head as recited in claim 1, wherein the water diversion head assembly comprises a cap, a connecting rod and a positioning spacer sleeve which are connected in sequence, an elastic member is sleeved on the periphery of the connecting rod between the cap and the upper section of the positioning spacer sleeve, a water diversion head main member is sleeved outside the elastic member, the inner side of the top end of the water diversion head main member is abutted against the periphery of the cap, and the inner side of the bottom end of the water diversion head main member is abutted against the periphery of the positioning spacer sleeve
The water knockout drum is the ring form structure, be hollow portion between the excircle structure of water knockout drum and the interior round structure, the excircle structure and the interior round structure of water knockout drum pass through the equipartition in a plurality of water diversion blades of hollow portion connect, interior round middle part is the through-hole, the connecting rod passes through the through-hole with the water knockout drum is connected, the connecting rod with still be connected with between the through-hole hypomere and the nut of location spacer.
3. A self-correcting adjustable fire monitor head as defined in any one of the preceding claims, wherein the cap has a hole in its middle portion and is adapted to be axially engaged with the rod hole, the cap being removably and fixedly attached to one end of the rod by a fastener.
4. The self-correcting adjustable fire monitor head as recited in any one of the preceding claims, wherein the head further comprises a first barge sleeve, a second barge sleeve, a head extension sleeve and an extension head sleeve which are sequentially connected from inside to outside; wherein the content of the first and second substances,
the first barge sleeve is used for forming a specific water column and a specific water type with the water distribution head main part;
the second barge sleeve is used for providing a structure of the integral gun head and installing each functional component;
the gun head telescopic sleeve is used for driving the telescopic gun head sleeve to move along the axis direction of the second barge sleeve;
the telescopic gun head sleeve is used for guiding airflow, so that the water column can not cause scattering due to air friction in the spraying process.
5. A self-correcting adjustable fire monitor head as defined in any one of the preceding claims, wherein the second sleeve has a limit step for mounting the water knockout drum, the outer circle of the water knockout drum and the ends of the plurality of water knockout blades are disposed on the limit step; the bottom end of the first refuting sleeve is abutted to the upper portion of the water distributor, the top end of the first refuting sleeve is respectively abutted to the top end of the second refuting sleeve and the inner side of the top end of the gun head telescopic sleeve, and the gun head telescopic sleeve is clamped with the telescopic gun head sleeve.
6. A self-correcting adjustable fire monitor head as defined in any preceding claim, wherein the locating spacer has a middle section with a larger outer diameter than the upper section of the locating spacer and the lower section of the locating spacer.
7. A self-correcting adjustable fire monitor head according to any one of the preceding claims, wherein the water diverter is releasably fixedly attached to the connecting rod by fasteners at the end of the connecting rod remote from the head assembly.
8. The self-correcting adjustable fire monitor head according to any one of the preceding claims, wherein the head further comprises a push rod explosion-proof mechanism assembly, the bottom end of the push rod explosion-proof mechanism assembly is fixed to the outer periphery of the second sleeve through a tail seat of a telescopic mechanism, and the top end of the push rod explosion-proof mechanism assembly is fixedly connected to the outer periphery of the telescopic sleeve of the head through a push rod mechanism connecting rod and a fastener.
9. A self-correcting adjustable fire monitor head as defined in any one of the preceding claims, wherein the second sleeve has a movable adapter connected to its bottom end, said movable adapter being adapted to be connected to a water supply.
10. A self-correcting adjustable fire monitor head according to any one of the preceding claims, wherein the cap is sealingly connected to the water distribution head main part, the first sleeve is sealingly connected to the second sleeve, the first sleeve is sealingly connected to the monitor head telescopic sleeve, and the second sleeve is sealingly connected to the monitor head telescopic sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911242338.7A CN110711335A (en) | 2019-12-06 | 2019-12-06 | Self-correcting adjustable fire monitor head |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911242338.7A CN110711335A (en) | 2019-12-06 | 2019-12-06 | Self-correcting adjustable fire monitor head |
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| CN110711335A true CN110711335A (en) | 2020-01-21 |
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| CN201911242338.7A Pending CN110711335A (en) | 2019-12-06 | 2019-12-06 | Self-correcting adjustable fire monitor head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112717314A (en) * | 2020-12-23 | 2021-04-30 | 南京睿实消防安全设备有限公司 | Flow-adjustable fire monitor head |
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| 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 |
| CN109350897A (en) * | 2018-09-30 | 2019-02-19 | 燕山大学 | A kind of fire water monitor head |
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| DE202010007590U1 (en) * | 2010-06-04 | 2010-08-26 | Max Widenmann Kg Armaturenfabrik | Nozzle device for a water gun |
| CN106139484A (en) * | 2016-08-12 | 2016-11-23 | 福建天广消防有限公司 | A kind of water outlet fairing and water cannon big gun head |
| CN206688070U (en) * | 2017-03-23 | 2017-12-01 | 福建天广消防有限公司 | A kind of flow is adjustable and can improve the big gun head of range |
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