CN219231292U - Visual pressure-backup emulsion fire extinguisher - Google Patents
Visual pressure-backup emulsion fire extinguisher Download PDFInfo
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- CN219231292U CN219231292U CN202320763912.9U CN202320763912U CN219231292U CN 219231292 U CN219231292 U CN 219231292U CN 202320763912 U CN202320763912 U CN 202320763912U CN 219231292 U CN219231292 U CN 219231292U
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- 239000000839 emulsion Substances 0.000 title claims abstract description 65
- 230000000007 visual effect Effects 0.000 title claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000004945 emulsification Methods 0.000 claims abstract description 8
- 230000001804 emulsifying effect Effects 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 5
- 238000005507 spraying Methods 0.000 abstract description 4
- 239000003795 chemical substances by application Substances 0.000 description 26
- 238000003825 pressing Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000012780 transparent material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000004382 visual function Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/28—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a visual standby-pressure emulsion fire extinguisher, which relates to the technical field of fire extinguishers and comprises: the transparent tank body is provided with a valve component capable of sealing a tank opening; the valve component is provided with a high-pressure air passage and a spraying passage which can penetrate through the inside and the outside of the transparent tank body; the pressure preparation air tank is positioned outside the transparent tank body, and the tank opening of the pressure preparation air tank is communicated with the high-pressure air channel through the pressure pipe component. The utility model has the characteristics of transparent and visible tank body, convenience for observing emulsion emulsification condition, safety and durability.
Description
Technical Field
The utility model relates to the technical field of fire extinguishers, in particular to a visual standby-pressure emulsion fire extinguisher.
Background
At present, most of the bottle bodies of the fire extinguishers are made of metal materials such as stainless steel, carbon steel and the like, which brings about some disadvantages that a user cannot clearly see the filling condition of the fire extinguishing agent in the bottle bodies. In particular, for emulsion extinguishing agents, the opaque conventional metal bottle also does not allow the user to grasp the emulsification effect of the extinguishing agent in the bottle. In addition, the common fire extinguisher mostly adopts the pressure storage formula, and the bottle fills and is equipped with high-pressure drive gas throughout the year, changes behind the transparent engineering plastics, and transparent plastic bottle need bear former design pressure, and the wall thickness of bottle must increase by a wide margin, and then increases fire extinguisher's volume and weight, brings a great deal of inconvenience for the user. Moreover, deformation, aging, high-temperature environment use and the like of the plastic bottle body can cause overpressure rupture of the transparent bottle body due to long-time storage, and the transparent bottle body has certain potential safety hazard.
Chinese patent (grant bulletin number CN215505255U, grant bulletin day 2022.01.14) discloses a visual fire extinguisher structure, specifically discloses: the surface of the cylinder body is formed with a plurality of round observation holes, and perspective parts are arranged outside the observation holes; the cylinder surface is provided with the interior location structure of fixed perspective portion, and the perspective portion card is gone into interior location structure inboard, and the interior location structure outside is provided with outer location structure, and the location structure outside including outer location structure cover, and fixed perspective portion is inside including location structure, and interior locating rack corresponds the observation hole shaping and has the observation groove of bar, perspective portion and observation groove joint and clearance fit, and the perspective portion is provided with the sealing member with the contact position on cylinder surface, and the sealing member is the flexonics. Therefore, in the technical scheme, the inside of the cylinder is in a high-pressure state, and an observation hole can be formed in the surface of the opaque cylinder, and a perspective part is arranged at the observation hole to achieve a visual effect, so that the cylinder is complex in structure, poor in safety and not durable; the barrel body with the pressure bearing function is designed into a transparent plastic barrel body in the technical scheme to realize the visual function.
Therefore, how to provide a visual standby emulsion fire extinguisher, which has the characteristics of transparent and visual tank body, safety and durability, is a problem to be solved by the person skilled in the art.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a visual standby emulsion fire extinguisher, which has the advantages of transparent and visual bottle body, safety and durability.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a visual back-up emulsion fire extinguisher comprising:
the transparent tank body is provided with a valve component capable of sealing a tank opening; the valve component is provided with a high-pressure air passage and a spraying passage which can penetrate through the inside and the outside of the transparent tank body;
the pressure-backup gas tank is positioned outside the transparent tank body, and a tank opening of the pressure-backup gas tank is communicated with the high-pressure gas channel through a pressure pipe assembly.
According to the technical scheme, the visual standby pressure type emulsion fire extinguisher provided by the utility model has the advantages that the standby pressure gas tank is used for storing high-pressure gas, the transparent tank body is used for storing emulsion fire extinguishing agent, the standby pressure gas tank and the transparent tank body are arranged in a split mode, so that the transparent tank body for storing the emulsion fire extinguishing agent in a non-use process can be realized without bearing the pressure of high-pressure gas, transparent materials can be selected to manufacture the transparent tank body for storing the emulsion fire extinguishing agent, and the problem that the transparent material tank body is not pressure-resistant can be solved; when the fire extinguishing device is used, high-pressure gas of the pressure preparation gas tank enters the transparent tank body through the high-pressure gas channel of the valve assembly, so that the emulsion fire extinguishing agent is discharged from the injection channel of the valve assembly to extinguish fire by virtue of the pressure of the high-pressure gas; the utility model has the characteristics of transparent and visible tank body, convenience for observing emulsion emulsification condition, safety and durability.
As a further improvement of the above technical solution, the valve assembly includes:
the bottom of the valve seat is fixedly connected with the tank opening of the transparent tank body; a mounting through hole which penetrates up and down is arranged in the valve seat, the mounting through hole is communicated with the transparent tank body, and the valve core sleeve corresponds to the side wall of the mounting through hole and penetrates through the inside and outside of the mounting through hole; the outer end of the valve core sleeve is communicated with the backup gas tank;
the first valve core and the first valve rod are movably arranged in the mounting through hole; the first valve rod is of a hollow tubular structure, and pipe orifices at two ends of the first valve rod are respectively communicated with the inside and the outside of the transparent tank body; the first valve core is fixed at the lower part of the first valve rod, a conical block for blocking the mounting through hole is fixed at the upper part of the first valve rod, and the tip of the conical block is close to the first valve core;
the second valve core and the second valve rod are movably arranged in the valve core sleeve, and a limiting ring radially extends from the inner wall of one end of the valve core sleeve corresponding to the valve seat; one end of the second valve rod is fixedly connected with the second valve core, and the other end of the second valve rod penetrates through the limiting ring to be abutted against the side wall of the conical block; a second elastic piece is arranged at one end side of the second valve core, which is far away from the second valve rod, and the second elastic piece is propped against the second valve core towards the second valve rod; the other end side of the second valve core is abutted against the side wall of the limiting ring and seals an annular hole of the limiting ring; and the second valve rod is arranged in an annular hole gap with the limiting ring.
An annular groove is formed in one end, close to the transparent tank body, of the inner wall of the mounting through hole, and the annular groove is positioned below the communication position of the valve core sleeve; the outer peripheral side of the first valve core is positioned in the annular groove, and the top of the first valve core is abutted with the upper side wall of the annular groove and seals the mounting through hole; the valve seat is provided with a vent hole which is communicated with the inner cavity of the transparent tank body and corresponds to the lower side wall surface of the annular groove; the annular groove is internally provided with a first elastic piece, the first elastic piece is positioned below the first valve core, and the first elastic piece is propped against the first valve core towards the first valve rod direction.
The valve core sleeve, the installation through hole, the annular groove and the inner space of the vent hole which are mutually communicated and correspond to the lower part of the conical surface of the conical block form a high-pressure air channel, and the inner pipeline of the first valve rod forms an injection channel; before use, the first valve core seals the mounting through hole, the second valve core seals the annular hole of the limiting ring (i.e. seals the air passage of the valve core sleeve communicated with the mounting through hole); when the valve is used, the first valve rod is pressed down, so that the first valve core and the conical block can be driven to move downwards; the first valve core moves downwards to open the plugged installation through hole, the conical block moves downwards to push the second valve rod so as to drive the second valve core to be far away from the limiting ring, and the valve core sleeve is opened to be communicated with the air passage of the installation through hole, so that the high-pressure air passage is opened; the high pressure gas, after entering the transparent tank, will push and squeeze the emulsion extinguishing agent and eject it from the ejection channel (i.e. the inner conduit of the first valve stem).
As a further improvement of the technical scheme, the pipe orifice at the top of the first valve rod is fixedly connected and communicated with a connecting pipe, the connecting pipe penetrates through the side wall of the valve seat, the side wall of the valve seat is provided with a strip-shaped avoidance hole corresponding to the connecting pipe, and the length direction of the strip-shaped avoidance hole is arranged along the length direction of the first valve rod.
The connecting pipe that runs through disk seat lateral wall setting can be convenient for further connect the injection hose, and the connecting pipe can avoid first valve rod up-and-down motion to interfere with the disk seat lateral wall when the hole is dodged to the bar.
As a further improvement of the technical scheme, the device further comprises a siphon pipe, wherein the siphon pipe is positioned in the transparent tank body, and the top of the siphon pipe is movably arranged in the mounting through hole; the top pipe orifice of the siphon pipe is communicated with the bottom pipe orifice of the first valve rod; the pipe orifice at the bottom of the siphon pipe is close to the bottom of the inner cavity of the transparent tank body; the siphon, the first valve rod and the internal pipeline of the connecting pipe which are communicated in sequence form an injection channel for injecting the fire extinguishing emulsion.
The siphon plays to set up the injection entry of emulsion fire extinguishing agent to transparent tank body inner chamber bottom, keeps away from high-pressure gas channel, realizes admitting air the bottom flowing back from transparent tank body inner chamber top, ensures high-pressure gas and sprays liquid mutually noninterfere, mutually noninterfere.
As a further improvement of the technical scheme, the transparent tank further comprises an emulsifying net, wherein the emulsifying net is positioned inside the transparent tank; the bottom of the valve seat is detachably connected with the tank opening of the transparent tank body; the emulsifying net is wound around the siphon tube and distributed in the inner cavity of the transparent tank body. The emulsion extinguishing agent is characterized in that layering is easy to occur, the extinguishing effect of the layered emulsion extinguishing agent is greatly reduced, and when the emulsion extinguishing agent is used, the fire extinguisher is generally required to be shaken forcefully; the emulsion network provided by the utility model can fully collide the layered emulsion fire extinguishing agent and the emulsion network in the transparent tank body, so that the uniformly dispersed fire extinguishing emulsion is formed, the quality of the emulsion fire extinguishing agent can be improved, and the rapid and efficient fire extinguishing effect is further achieved; the emulsifying net can be used by people with smaller physical strength.
As a further improvement of the technical scheme, the emulsifying net is in a right trapezoid structure after being flattened, the peripheral side wall corresponding to the lower bottom edge of the emulsifying net is arranged along the length direction of the siphon and is fixed with the outer wall of the siphon, and the peripheral side wall corresponding to the inclined waist edge of the emulsifying net is close to the filling opening of the transparent tank body; and the outer side wall of the emulsification net, which corresponds to one end of the upper bottom edge after winding around the siphon, is abutted against the inner wall of the transparent tank body. If the used fire extinguisher is required to be maintained, the siphon pipe and the emulsifying net can be conveniently taken out from the filling port by only disassembling the valve seat and rotating the siphon pipe and driving the emulsifying net to rotate, so that the emulsifying net is convenient to clean and replace.
As a further improvement of the technical scheme, the pressurizing pipe assembly comprises an air duct and a pressure regulating valve, and two ends of the air duct are respectively communicated with the valve core sleeve and the pressure-maintaining gas tank; the pressure regulating valve is communicated with the air duct; the air duct, the valve core sleeve, the installation through hole, the annular groove and the internal space of the vent hole which are sequentially communicated from the tank opening of the standby pressure gas tank jointly define a high-pressure air channel for pressurizing the standby pressure gas tank to the inner cavity of the transparent tank body.
The pressure regulating valve can regulate and control the output gas pressure of the pressure preparation gas tank.
Compared with the prior art, the utility model has the following advantages:
1. according to the visual standby pressure type emulsion fire extinguisher disclosed by the utility model, the standby pressure air tank and the transparent tank body are arranged in a split manner, the transparent tank body does not bear the pressure of high-pressure gas, and the characteristics of transparency and visibility of the tank body, convenience in observing emulsion emulsification conditions, safety and durability are realized.
2. According to the visual standby-pressure emulsion fire extinguisher disclosed by the utility model, the injection inlet is arranged at the bottom of the inner cavity of the transparent tank body, and is far away from the high-pressure air passage, so that liquid discharge from the top of the inner cavity of the transparent tank body is realized, and the high-pressure gas and the injection liquid are ensured not to interfere with each other and not to influence each other.
3. According to the visual standby-pressure type emulsion fire extinguisher, the built-in emulsion net can quickly form the uniformly dispersed fire extinguishing emulsion without excessive laborious shaking, so that the visual standby-pressure type emulsion fire extinguisher is convenient for people with smaller physical strength to use, the quality of emulsion fire extinguishing agent is improved, and further, the quick and efficient fire extinguishing effect can be achieved.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional view of a visual standby emulsion extinguisher according to the present utility model;
FIG. 2 is a schematic diagram of the overall external structure of a visual standby emulsion fire extinguisher according to the utility model;
FIG. 3 is a schematic cross-sectional view of a valve assembly of a visual back-up emulsion fire extinguisher according to the present utility model;
FIG. 4 is a schematic diagram of the structure of a pressure handle assembly of the visual standby emulsion fire extinguisher;
in the figure: 1. a transparent tank; 2. a pressure air tank is prepared; 3. a valve assembly; 31. a valve seat; 311. mounting through holes; 312. a valve core sleeve; 313. a limiting ring; 314. an annular groove; 315. a vent hole; 316. a strip-shaped avoidance hole; 317. a bottom cover; 32. a first valve core; 33. a first valve stem; 34. a second valve core; 35. a second valve stem; 36. a conical block; 37. a first elastic member; 38. a second elastic member; 39. a connecting pipe; 4. a siphon tube; 5. an emulsifying net; 6. an air duct; 61. butt joint; 7. a pressure regulating valve; 8. a joint assembly; 81. an inflation valve; 9. a press handle assembly; 91. a pressing handle; 92. a compression bar; 93. a handle; 94. and a safety pin.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1 to 4, the present utility model provides a visual standby emulsion fire extinguisher, comprising: the transparent tank body 1, the transparent tank body 1 is provided with a valve component 3 capable of sealing the tank opening; the valve component 3 is provided with a high-pressure air passage and a spraying passage which can penetrate the inside and the outside of the transparent tank body 1;
the pressure-keeping gas tank 2 is positioned outside the transparent tank body 1, and a tank opening of the pressure-keeping gas tank 2 is communicated with the high-pressure gas channel through a pressure pipe assembly.
The pressure-prepared gas tank 2 is used for storing high-pressure gas, the transparent tank body 1 is used for storing emulsion fire extinguishing agent, and the pressure-prepared gas tank 2 and the transparent tank body 1 are arranged in a split mode, so that the transparent tank body 1 for storing the emulsion fire extinguishing agent in a non-use process can not bear the pressure of the high-pressure gas, and the transparent tank body for storing the emulsion fire extinguishing agent can be manufactured by using transparent materials, and the problem that the transparent tank body is not pressure-resistant can be solved; when the fire extinguishing device is used, high-pressure gas of the standby pressure gas tank 2 sequentially enters the transparent tank body through the high-pressure gas channels of the pressurizing pipe assembly and the valve assembly, so that the emulsion fire extinguishing agent can be discharged from the spraying channel of the valve assembly 3 to extinguish fire under the pressure of the high-pressure gas.
Preferably, the valve assembly 3 comprises: the valve seat 31 and the valve core sleeve 312 are of an integrated structure, and the bottom of the valve seat 31 is fixedly connected with the tank opening of the transparent tank body 1; the valve seat 31 is internally provided with a mounting through hole 311 which is vertically penetrated, the mounting through hole 311 is communicated with the inner cavity of the transparent tank body 1, and the valve core sleeve 312 is penetrated inside and outside the mounting through hole 311 corresponding to the side wall of the mounting through hole 311; the outer end of the valve core sleeve 312 is communicated with the spare pressure gas tank 2;
the first valve core 32 and the first valve rod 33, the first valve core 32 and the first valve rod 33 are movably arranged in the mounting through hole 311, and gaps are reserved between the outer peripheral sides of the first valve core 32 and the first valve rod 33 and the inner wall surface of the mounting through hole 311 correspondingly; the first valve rod 33 is of a hollow tubular structure, and pipe orifices at two ends of the first valve rod are respectively communicated with the inside and the outside of the transparent tank body 1; the first valve core 32 is welded and fixed or integrally connected to the lower part of the first valve rod 33, the upper part of the first valve rod 33 is welded and fixed or integrally connected with a conical block 36 for plugging the mounting through hole 311, and one side of the tip of the conical block 36 is close to the first valve core 32;
the second valve core 34 and the second valve rod 35, the second valve core 34 and the second valve rod 35 are movably arranged in the valve core sleeve 312, and a gap is reserved between the outer periphery side of the second valve core 34 and the inner wall of the valve core sleeve 312; a limiting ring 313 radially extends from the valve core sleeve 312 to the inner wall of one end of the valve seat 31; one end of the second valve rod 35 is fixedly welded or integrally connected with the second valve core 34, and the other end of the second valve rod 35 passes through the limiting ring 313 and is abutted against the side wall of the conical block 36; the second valve core 34 is provided with a second elastic member 38 at one end side far away from the second valve rod 35, and the second elastic member 38 presses the second valve core 34 towards the second valve rod 35; the other end side of the second valve core 34 is abutted against the side wall of the limit ring 313 and seals an annular hole of the limit ring 313; the second valve rod 35 is disposed in annular gap with the retainer ring 313.
An annular groove 314 is formed in one end, close to the transparent tank body 1, of the inner wall of the mounting through hole 311, and the annular groove 314 is positioned below a position where the valve core sleeve 312 is communicated with the mounting through hole 311; the outer peripheral side of the first valve core 32 is positioned in the annular groove 314, and the top of the first valve core 32 is abutted with the upper side wall of the annular groove 314 and seals the mounting through hole 311; the valve seat 31 is provided with a vent 315 which is communicated with the inner cavity of the transparent tank body 1 and corresponds to the lower side wall surface of the annular groove 314; the annular groove 314 is internally provided with a first elastic piece 37, the first elastic piece 37 is positioned below the first valve core 32, one end of the first elastic piece 37 is abutted against the bottom of the first valve core 32, the other end of the first elastic piece 37 is abutted against the lower side wall of the annular groove 314, and the first elastic piece 37 is abutted against the first valve core 32 towards the first valve rod 33;
the inner spaces of the valve core sleeve 312, the mounting through hole below the conical surface of the corresponding conical block 36, the annular groove 314 and the vent 315 which are communicated with each other form a high-pressure air passage, and the inner pipeline of the first valve rod 33 forms an injection passage; before use, the first valve core 32 seals the mounting through hole 311, the second valve core 34 seals the annular hole of the limiting ring 313 (i.e. seals the air passage of the valve core sleeve 312 communicated with the mounting through hole 311); when in use, the first valve rod 33 is pressed down, so that the first valve core 32 and the conical block 36 can be driven to move downwards; the first valve core 32 moves downwards to open the blocked mounting through hole 311, the conical block 36 moves downwards to push the second valve rod 35 so as to drive the second valve core 34 to be far away from the limiting ring 313, and the valve core sleeve 312 is opened to be communicated with the air passage of the mounting through hole 311, so that the opening of the high-pressure air passage is realized; the high pressure gas, upon entering the transparent tank 1, will push and squeeze the emulsion extinguishing agent and eject it from the ejection channel (i.e. the inner conduit of the first valve stem 33).
Specifically, the first elastic member 37 is a compression spring, and the first elastic member 37 is sleeved outside the first valve stem 33.
Specifically, when the first valve stem 33, the first valve element 32, and the tapered block 36 are integrally formed, they may be machined by turning.
Preferably, a sealing ring is sleeved on the first valve rod 33 between the top of the first valve core 32 and the upper side wall of the annular groove 314; a sealing ring is sleeved on the second valve rod 35 between the second valve core 34 and the limiting ring 313.
Preferably, the pipe orifice at the top of the first valve rod 33 is fixedly connected and communicated with a connecting pipe 39, the connecting pipe 39 penetrates through the side wall of the valve seat 31, the side wall of the valve seat 31 is provided with a strip-shaped avoidance hole 316 corresponding to the connecting pipe 39, and the length direction of the strip-shaped avoidance hole 316 is along the length direction of the first valve rod 33.
Specifically, the connecting pipe 39 and the first valve rod 33 may be screwed together by a right angle joint.
The connection pipe 39 penetrating the side wall of the valve seat can be convenient for further connecting the injection hose, and the strip-shaped avoidance hole 316 can prevent the connection pipe 39 from interfering with the side wall of the valve seat 31 when the first valve rod 33 moves up and down.
Specifically, the sealing ring is sleeved on the first valve rod 33 corresponding to the lower part of the strip-shaped avoidance hole 316 at the upper end of the conical block 36, so that the sealing effect of the mounting through hole 311 corresponding to the upper part of the conical block 36 is enhanced.
Specifically, the bottom of the valve seat 31 is provided with a bottom cover 317 corresponding to the lower portion of the annular groove 314 in threaded connection with the valve seat 31, the vent 315 is correspondingly located at the bottom of the bottom cover 317, and the bottom cover 317 can be detached from the valve seat 31 by rotating, so that the first valve core 32, the first valve rod 33, the first elastic member 37 and the conical block 36 can be penetrated into, installed or taken out from the bottom of the installation through hole 311.
Preferably, the device also comprises a siphon tube 4, wherein the siphon tube 4 is positioned in the transparent tank body 1, and the top of the siphon tube 4 is movably arranged in the mounting through hole 311; the top pipe orifice of the siphon pipe 4 is fixedly connected with threads and communicated with the bottom pipe orifice of the first valve rod 33; the pipe orifice at the bottom of the siphon pipe 4 is close to the bottom of the inner cavity of the transparent tank body 1; the siphon tube 4, the first valve stem 33 and the internal pipe of the connection tube 39, which are sequentially communicated, constitute an injection passage for injection of the fire extinguishing emulsion.
The siphon 4 sets up the injection entry with emulsion fire extinguishing agent to transparent tank body 1 inner chamber bottom, keeps away from high-pressure gas channel, realizes admitting air the bottom flowing back from transparent tank body 1 inner chamber top, ensures that high-pressure gas and injection liquid do not mutually interfere, do not mutually influence.
Preferably, the transparent tank further comprises an emulsifying net 5, wherein the emulsifying net 5 is positioned inside the transparent tank 1; the bottom of the valve seat 31 is detachably connected with the tank opening of the transparent tank body 1; the emulsifying net 5 is wound around the siphon tube 4 and distributed in the inner cavity of the transparent tank body 1. The emulsion extinguishing agent is characterized in that layering is easy to occur, the extinguishing effect of the layered emulsion extinguishing agent is greatly reduced, and when the emulsion extinguishing agent is used, the fire extinguisher is generally required to be shaken forcefully; the emulsion network provided by the utility model can fully collide the layered emulsion fire extinguishing agent and the emulsion network in the transparent tank body, so that the uniformly dispersed fire extinguishing emulsion is formed, the quality of the emulsion fire extinguishing agent can be improved, and the rapid and efficient fire extinguishing effect is further achieved; the emulsifying net can be used by people with smaller physical strength.
Specifically, the bottom of the valve seat 31 is provided with external threads, the tank opening of the transparent tank body 1 is provided with internal threads, and the bottom of the valve seat 31 is in threaded connection with the tank opening of the transparent tank body 1; the valve seat 31 and the transparent tank 1 can be sealed by a sealing ring.
Preferably, the emulsifying net 5 is in a right trapezoid structure after being flattened, the peripheral side wall corresponding to the lower bottom edge of the emulsifying net is arranged along the length direction of the siphon pipe 4 and is welded and fixed with the outer wall of the siphon pipe 4 or fixed by screws, and the peripheral side wall corresponding to the inclined waist edge of the emulsifying net is close to the filling opening of the transparent tank body 1; the outer side wall of the emulsification net 5 corresponding to one end of the upper bottom edge is abutted against the inner wall of the transparent tank body 1 after being wound around the siphon tube 4. If the used fire extinguisher is required to be maintained, the siphon tube 4 and the emulsifying net 5 can be conveniently taken out from the filling opening by only disassembling the valve seat 31 and rotating the siphon tube 4 to drive the emulsifying net 5 to rotate, so that the emulsifying net 5 is convenient to clean and replace.
Preferably, the pressurizing pipe assembly comprises an air duct 6 and a pressure regulating valve 7, and two ends of the air duct 6 are respectively fixed and communicated with the valve core sleeve 312 and the pressure-keeping gas tank 2; the pressure regulating valve 7 is fixed and communicated with the air duct 6; the inner spaces of the air duct 6, the valve core sleeve 312, the installation through hole 311, the annular groove 314 and the vent 315 which are sequentially communicated with the tank opening of the self-provided compressed air tank 2 are jointly limited to be used for pressurizing the inner cavity of the transparent tank body 1 from the self-provided compressed air tank 2.
The pressure regulating valve 7 plays a role in regulating and controlling the output gas pressure of the standby pressure gas tank 2.
Specifically, the valve seat 31 is provided with a pressing handle assembly 9; the pressing handle assembly 9 comprises a pressing handle 91, a pressing rod 92, a lifting handle 93 and a safety pin 94; the pressing handle 91 is hinged and fixed on the top of the valve seat 31; the lifting handle 93 is positioned below the pressing handle 91, and the lifting handle 93 is fixed with the valve seat 31 by bolts; the pressure lever 92 is positioned below the pressure handle 91, the pressure lever 92 penetrates into the mounting through hole 311 from the top of the valve seat 31, the bottom of the pressure lever 92 is abutted with the top of the first valve rod 33, and the top of the pressure lever 92 is abutted with the bottom of the pressure handle 91; the lifting handle 93 and the pressing handle 91 are tensioned by a spring; a shear pin 94 extends through the side walls of the plunger 92 and the valve seat 31 to secure the plunger 92 and the valve seat 31. In use, the safety pin 94 is pulled out, the pressing handle 91 is pressed, and the pressing rod 92 can be driven to press the first valve rod 33.
Specifically, a tank opening of the spare pressure gas tank 2 is in threaded connection with a joint component 8, an exhaust channel communicated with the spare pressure gas tank 2 is arranged in the joint component 8, a pressure gauge for detecting and feeding back the air pressure condition of the spare pressure gas tank 2 is arranged at the upper end of the joint component 8, the side wall of the joint component 8 is fixedly connected with an air duct 6 (the joint component 8 and the air duct 6 can be in threaded connection or welded and fixed), and the air duct 6 is communicated with the exhaust channel of the spare pressure gas tank 2; the side wall of the joint component 8 is also provided with an inflation valve 81, the inflation valve 81 is communicated with an exhaust channel, and the air can be inflated into the pressure preparation air tank 2 through the inflation valve 81.
Specifically, the air duct 6 is fixedly connected and communicated with the outer end of the valve core sleeve 312 through the butt joint 61, and two ends of the butt joint 61 are respectively in threaded connection with the air duct 6 and the valve core sleeve 312; the abutment 61 abuts against an end of the second elastic member 38 remote from the second spool 34.
Specifically, the second elastic member 38 is a compression spring.
The generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A visual standby emulsion fire extinguisher, comprising:
the transparent tank body (1), the valve assembly (3) capable of sealing the tank opening of the transparent tank body (1) is arranged on the transparent tank body; the valve component (3) is provided with a high-pressure air passage and a jet passage which can penetrate through the inside and the outside of the transparent tank body (1);
the air-backup air tank (2), the air-backup air tank (2) is located outside the transparent tank body (1), and the tank opening of the air-backup air tank (2) is communicated with the high-pressure air channel through a pressurizing pipe assembly.
2. A visual back-up emulsion fire extinguisher according to claim 1, characterized in that said valve assembly (3) comprises:
the bottom of the valve seat (31) is fixedly connected with the tank opening of the transparent tank body (1); a mounting through hole (311) which is vertically communicated is arranged in the valve seat (31), the mounting through hole (311) is communicated with the transparent tank body (1), and the valve core sleeve (312) is communicated with the inside and the outside of the mounting through hole (311) corresponding to the side wall of the mounting through hole (311); the outer end of the valve core sleeve (312) is communicated with the backup gas tank (2);
the first valve core (32) and the first valve rod (33), and the first valve core (32) and the first valve rod (33) are movably arranged in the mounting through hole (311); the first valve rod (33) is of a hollow tubular structure, and pipe orifices at two ends of the first valve rod are respectively communicated with the inside and the outside of the transparent tank body (1); the first valve core (32) is fixed at the lower part of the first valve rod (33), a conical block (36) for blocking the mounting through hole (311) is fixed at the upper part of the first valve rod (33), and the tip of the conical block (36) is close to the first valve core (32);
the second valve core (34) and the second valve rod (35) are movably arranged in the valve core sleeve (312), and a limiting ring (313) radially extends from the valve core sleeve (312) to the inner wall of one end of the valve seat (31); one end of the second valve rod (35) is fixedly connected with the second valve core (34), and the other end of the second valve rod (35) passes through the limiting ring (313) to be abutted against the side wall of the conical block (36); a second elastic piece (38) is arranged at one end side of the second valve core (34) far away from the second valve rod (35), and the second elastic piece (38) is pressed against the second valve core (34) towards the second valve rod (35); the other end side of the second valve core (34) is abutted against the side wall of the limiting ring (313) and seals an annular hole of the limiting ring (313); the second valve rod (35) is arranged in an annular hole gap with the limiting ring (313);
an annular groove (314) is formed in one end, close to the transparent tank body (1), of the inner wall of the mounting through hole (311), and the annular groove (314) is positioned below the communication position of the valve core sleeve (312); the outer peripheral side of the first valve core (32) is positioned in the annular groove (314), and the top of the first valve core (32) is abutted with the upper side wall of the annular groove (314) and seals the mounting through hole (311); a vent hole (315) which is communicated with the inner cavity of the transparent tank body (1) is formed in the valve seat (31) and corresponds to the lower side wall surface of the annular groove (314); a first elastic piece (37) is arranged in the annular groove (314), the first elastic piece (37) is positioned below the first valve core (32), and the first elastic piece (37) presses the first valve core (32) towards the first valve rod (33).
3. The visual standby pressure type emulsion fire extinguisher according to claim 2, wherein a pipe orifice at the top of the first valve rod (33) is fixedly connected and communicated with a connecting pipe (39), the connecting pipe (39) penetrates through the side wall of the valve seat (31), a strip-shaped avoidance hole (316) is formed in the side wall of the valve seat (31) corresponding to the connecting pipe (39), and the length direction of the strip-shaped avoidance hole (316) is arranged along the length direction of the first valve rod (33).
4. A visual standby emulsion fire extinguisher according to claim 3, further comprising a siphon (4), wherein the siphon (4) is located inside the transparent tank (1), and the top of the siphon (4) is movably arranged in the mounting through hole (311); the top pipe orifice of the siphon pipe (4) is communicated with the bottom pipe orifice of the first valve rod (33); the pipe orifice at the bottom of the siphon pipe (4) is close to the bottom of the inner cavity of the transparent tank body (1); the siphon (4), the first valve rod (33) and the internal pipeline of the connecting pipe (39) which are communicated in sequence form an injection channel for injecting the fire extinguishing emulsion.
5. The visual standby emulsion fire extinguisher according to claim 4, further comprising an emulsifying net (5), wherein the emulsifying nets (5) are all positioned inside the transparent tank (1); the bottom of the valve seat (31) is detachably connected with the tank opening of the transparent tank body (1); the emulsifying net (5) is wound around the siphon pipe (4) and distributed in the inner cavity of the transparent tank body (1).
6. The visual standby pressure type emulsion fire extinguisher according to claim 5, wherein the emulsion net (5) is in a right trapezoid structure after being flattened, the peripheral side wall corresponding to the lower bottom edge of the emulsion net is arranged along the length direction of the siphon pipe (4) and is fixed with the outer wall of the siphon pipe (4), and the peripheral side wall corresponding to the inclined waist edge of the emulsion net is close to the tank opening of the transparent tank body (1); the outer side wall of the emulsification net (5) corresponding to one end of the upper bottom edge is abutted against the inner wall of the transparent tank body (1) after the emulsification net (5) is wound around the siphon (4).
7. The visual standby emulsion fire extinguisher according to claim 6, wherein the pressurizing pipe assembly comprises an air duct (6) and a pressure regulating valve (7), and two ends of the air duct (6) are respectively communicated with the valve core sleeve (312) and the standby gas tank (2); the pressure regulating valve (7) is communicated with the air duct (6); the air duct (6), the valve core sleeve (312), the mounting through hole (311), the annular groove (314) and the inner space of the vent hole (315) which are sequentially communicated with the tank opening of the standby gas tank (2) are defined together to be used for pressurizing the inner cavity of the transparent tank body (1) from the standby gas tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320763912.9U CN219231292U (en) | 2023-04-10 | 2023-04-10 | Visual pressure-backup emulsion fire extinguisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320763912.9U CN219231292U (en) | 2023-04-10 | 2023-04-10 | Visual pressure-backup emulsion fire extinguisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219231292U true CN219231292U (en) | 2023-06-23 |
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ID=86808977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320763912.9U Active CN219231292U (en) | 2023-04-10 | 2023-04-10 | Visual pressure-backup emulsion fire extinguisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219231292U (en) |
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2023
- 2023-04-10 CN CN202320763912.9U patent/CN219231292U/en active Active
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Effective date of registration: 20231121 Address after: AVIC Science Park, No. 9, Guangxuan Road, Dongli District, Tianjin 300300 Patentee after: Tianjin Hangda Yian Technology Development Co.,Ltd. Address before: 300300 Tianjin city Dongli District North Road No. 2898 Patentee before: CIVIL AVIATION University OF CHINA |