CN112354457A

CN112354457A - Liquid mixer for fire control shower nozzle

Info

Publication number: CN112354457A
Application number: CN202011223410.4A
Authority: CN
Inventors: 张洵如; 孙益仓; 佘能山; 朱德平; 郑有本
Original assignee: Anhui Feida Fire Equipment Engineering Co ltd
Current assignee: Anhui Feida Fire Equipment Engineering Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-02-12

Abstract

The invention relates to the technical field of fire fighting, and discloses a liquid stirrer for a fire-fighting spray head, which comprises a stirring box, wherein the upper end of the stirring box is fixedly connected with a raw material box, the left side and the right side of the interior of the raw material box are respectively and fixedly provided with a partition plate, the interior of the raw material box is sequentially divided into a liquid cavity, a working cavity and a solid cavity from left to right through the partition plates, the lower side wall of the working cavity is fixedly connected with a motor, the lower side wall of the working cavity and the upper side wall and the lower side wall of the stirring box are respectively and rotatably connected with a stirring rod through a first bearing, and. This can fire control liquid mixer for shower nozzle can avoid the raw materials layering, improves effect and the efficiency that the stirring was mixed to can smash the great solid starting material of volume, prevent that solid starting material from causing high pressure water pump to damage, can carry out the accurate volume of throwing to liquid additive and solid additive simultaneously, improve the preparation quality that liquid mixes.

Description

Liquid mixer for fire control shower nozzle

Technical Field

The invention relates to the technical field of fire fighting, in particular to a liquid mixer for a fire fighting spray head.

Background

The fire control shower nozzle is exactly that fire control pipeline connects the shower nozzle that is used for the water spray, in order to improve the fire control effect, can add some additives of putting out a fire in the water tank, the inside rabbling mechanism that can be equipped with of water tank to evenly stir water and additive through rabbling mechanism, putting out a fire through the blowout of fire control shower nozzle.

At present, the liquid mixer that fire control shower nozzle was used is stirring, solid additive still easily subsides in the lower floor of water tank because of gravity reason, it is relatively poor to lead to the effect of stirring mixture, still there is the great phenomenon of some raw materials volume because of reasons such as processing, caking of solid raw materials simultaneously, it is relatively slow to lead to its speed of dispersion in aqueous, if these great solid particles of volume are not dispersed completely at the in-process of stirring, when high pressure water pump work, still easily cause phenomenon such as damage to high pressure water pump, consequently, provide a liquid mixer for fire control shower nozzle.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a liquid stirrer for a fire-fighting nozzle, which has the advantages of avoiding raw material layering, improving the stirring and mixing effects and efficiency, crushing solid raw materials with larger volume, preventing the solid raw materials from damaging a high-pressure water pump and the like, and solves the problems that the stirring and mixing effects are poor due to the fact that solid additives are easy to settle at the lower layer of a water tank due to gravity, the dispersion speed in water is low due to the fact that the volume of partial raw materials is larger due to the processing, agglomeration and the like of the solid raw materials, and the phenomena such as damage to the high-pressure water pump and the like are easy to occur when the high-pressure water pump works if the solid particles with larger volume are not completely dispersed in the stirring process.

(II) technical scheme

In order to realize the purposes of avoiding raw material layering, improving the effect and efficiency of stirring and mixing, crushing solid raw materials with larger volume and preventing the solid raw materials from damaging a high-pressure water pump, the invention provides the following technical scheme: a liquid stirrer for a fire nozzle comprises a stirring box, wherein the upper end of the stirring box is fixedly connected with a raw material box, the left side and the right side of the interior of the raw material box are fixedly provided with clapboards and are sequentially divided into a liquid cavity, a working cavity and a solid cavity from left to right through the clapboards, the lower side wall of the working cavity is fixedly connected with a motor, the lower side wall of the working cavity and the upper side wall and the lower side wall of the stirring box are both rotationally connected with a stirring rod through a first bearing, the output end of the motor is rotationally connected with the upper end of the rod wall of the stirring rod through a coupler, the rod wall of the stirring rod is fixedly connected with a plurality of uniformly distributed stirring blades, the left inner side wall and the right inner side wall of the stirring box are both rotationally connected with a group of rotating shafts through second bearings, the two groups of rotating shafts and the plurality of stirring blades are staggered with each other, the opposite ends of the two groups of rotating shafts, the plurality of second bevel gears are meshed with the two first bevel gears on the same side, a cutter disc is fixedly sleeved on the shaft wall of each rotating shaft, a high-pressure water pump is fixedly connected to the right end of the lower inner side wall of the stirring box, a filter screen cover is sleeved on the outer side of the high-pressure water pump, the lower end of the filter screen cover is fixedly connected with the lower inner side wall of the stirring box, a liquid outlet pipe is fixedly connected to the output end of the high-pressure water pump, the right end of the liquid outlet pipe sequentially penetrates through the right side wall of the filter screen cover and the right side wall of the stirring box and extends to the outside, a nozzle is arranged on the right side of the stirring box and is connected with a water pipe, the liquid outlet pipe is connected with a connecting mechanism and is connected with the water pipe through the connecting mechanism, a return pipe is fixedly connected to one end, located outside the stirring box, of the, and the fixed second control valve that is equipped with in inside below of back flow, the last inside wall fixedly connected with ring pipe of agitator tank, a plurality of evenly distributed's of lower pipe wall fixedly connected with spray pipe of ring pipe, the one end that the drain pipe was kept away from to the back flow runs through the right side wall of agitator tank and communicates with the pipe wall right side of ring pipe is fixed, the upper and lower lateral wall difference fixedly connected with feed liquor pipe and communicating pipe in liquid chamber, the lower extreme of communicating pipe runs through the upper end left side of agitator tank, and the fixed third control valve that is equipped with in inside of communicating pipe, the feed inlet has been seted up to the last lateral wall right-hand member in solid chamber, the lower lateral wall left end fixedly connected with connecting pipe in solid chamber, and the lower extreme of connecting.

Preferably, the inside left side fixedly connected with floater level gauge in liquid chamber, the lower lateral wall right-hand member fixedly connected with in solid chamber and the corresponding pressure sensor in feed inlet position, pressure sensor's upper end fixedly connected with carries the thing board, the right lateral wall lower extreme fixedly connected with display screen of raw materials case, and pressure sensor's output passes through the wire and is connected with the input electricity of display screen, solid chamber is connected with pushing equipment.

Preferably, the pushing mechanism comprises a pushing cylinder and a frame-shaped plate, the frame-shaped plate is arranged above the carrying plate, the right side wall of the solid cavity is provided with a mounting hole and is fixedly connected with the side wall of the pushing cylinder through the mounting hole, and the output end of the pushing cylinder is fixedly connected with the right outer side wall of the frame-shaped plate.

Preferably, the connecting mechanism comprises two flange plates and a plurality of mounting bolts, the inner side walls of the two flange plates are fixedly sleeved with the right end of the outer pipe wall of the liquid outlet pipe and the left end of the outer pipe wall of the water pipe respectively, and the two flange plates are connected with the mounting bolts through threads.

Preferably, the upper end of the carrying plate is fixedly connected with a rubber pad.

Preferably, the side wall of the stirring blade is provided with a plurality of bubble holes which are uniformly distributed.

Preferably, the upper side wall of the working cavity is provided with heat dissipation holes.

(III) advantageous effects

Compared with the prior art, the invention provides a liquid mixer for a fire-fighting nozzle, which has the following beneficial effects:

1. the liquid mixer for the fire-fighting nozzle can add water, liquid additives and solid additives into the stirring box through the mutual matching of the raw material box, the communicating pipe and the connecting pipe, can evenly stir the water and the additives through the mutual matching of the motor, the stirring rod and the stirring blades, can spray the fire extinguishing agent after stirring through the nozzle through the mutual matching of the high-pressure water pump, the liquid outlet pipe, the water pipe and the nozzle so as to extinguish fire, can make solid particles flow along with the liquid under the stirring effect and collide with the cutter discs in the flowing process through the mutual matching of the two groups of rotating shafts, the cutter discs, the two groups of first bevel gears and the second bevel gears, thereby cutting and crushing the solid particles and avoiding the phenomenon that the high-pressure water pump is damaged due to the large solid raw material, through mutually supporting of back flow, ring pipe and a plurality of spray pipe that are equipped with, can spout the raw materials of lower floor to the upper strata to raw materials layering when can avoiding the stirring effectively improves the mixed stirring efficiency of raw materials.

2. This liquid mixer for fire control shower nozzle, floater level gauge through being equipped with, can be convenient for people add the liquid additive to the measurement, through the pressure sensor who is equipped with, the mutually supporting of display screen and year thing board, can weigh solid raw materials, thereby can be convenient for people accurately add solid additive, the quality after the interunit can effectively improve fire extinguishing agent mixes, pushing equipment through being equipped with, people that can be convenient for will weigh the raw materials release, high durability and convenient use, through the coupling mechanism who is equipped with, the dismouting of shower nozzle can be convenient for.

Drawings

FIG. 1 is a schematic structural view of a liquid mixer for a fire sprinkler according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the portion B of FIG. 1 according to the present invention;

FIG. 4 is a side view of the cutter disc of FIG. 1 in accordance with the present invention;

fig. 5 is a schematic top view of the annular pipe shown in fig. 1 according to the present invention.

In the figure: 1 agitator tank, 2 raw material tanks, 3 baffle, 4 motors, 5 stirring leaves, 6 first bevel gears, 7 second bevel gears, 8 cutterheads, 9 high-pressure water pumps, 10 filter screen covers, 11 liquid outlet pipes, 12 spray heads, 13 return pipes, 14 annular pipes, 15 water spray pipes, 16 communicating pipes, 17 connecting pipes, 18 floating ball level meters, 19 pressure sensors, 20 carrying plates, 21 pushing cylinders, 22 frame-shaped plates, 23 flange plates, 24 mounting bolts and 25 rubber pads.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a liquid mixer for a fire nozzle comprises a mixing box 1, a raw material box 2 is fixedly connected to the upper end of the mixing box 1, a partition plate 3 is fixedly arranged on each of the left and right sides of the interior of the raw material box 2, the raw material box is sequentially divided into a liquid chamber, a working chamber and a solid chamber from left to right through the partition plate 3, a motor 4 is fixedly connected to the lower side wall of the working chamber, the lower side wall of the working chamber and the upper and lower side walls of the mixing box 1 are both rotatably connected with a mixing rod through a first bearing, the output end of the motor 4 is rotatably connected with the upper end of the rod wall of the mixing rod through a coupler, the rod wall of the mixing rod is fixedly connected with a plurality of uniformly distributed mixing blades 5, a set of rotating shafts is rotatably connected to the left and right inner side walls of the mixing box 1 through second bearings, the two sets of rotating shafts are, a plurality of second bevel gears 7 which are uniformly distributed are fixedly sleeved on the rod wall of the stirring rod, the second bevel gears 7 are meshed with two first bevel gears 6 on the same side, a cutter head 8 is fixedly sleeved on the shaft wall of each rotating shaft, a high-pressure water pump 9 is fixedly connected to the right end of the lower inner side wall of the stirring box 1, a filter screen 10 is sleeved on the outer side of the high-pressure water pump 9, the lower end of the filter screen 10 is fixedly connected with the lower inner side wall of the stirring box 1, a liquid outlet pipe 11 is fixedly connected to the output end of the high-pressure water pump 9, the right end of the liquid outlet pipe 11 sequentially penetrates through the right side wall of the filter screen 10 and the right side wall of the stirring box 1 and extends to the outside, a spray head 12 is arranged on the right side of the stirring box 1, the spray head 12 is connected with a water pipe, the liquid outlet pipe 11 is connected with a connecting mechanism and is connected, the inside of drain pipe 11 is located the fixed first control valve that is equipped with in right side position of back flow pipe 13, and the fixed second control valve that is equipped with in inside below of back flow pipe 13, the last inside wall fixedly connected with ring pipe 14 of agitator tank 1, the lower pipe wall fixedly connected with a plurality of evenly distributed's of ring pipe 14 spray pipe 15, the one end that drain pipe 11 was kept away from to back flow 13 runs through agitator tank 1's right side wall and with the fixed intercommunication in pipe wall right side of ring pipe 14, the upper and lower lateral wall of liquid chamber is fixedly connected with feed liquor pipe and communicating pipe 16 respectively, the lower extreme of communicating pipe 16 runs through the upper end left side of agitator tank 1, and the fixed third control valve that is equipped with in inside of communicating pipe 16, the feed inlet has been seted up to the last lateral wall right-hand member of solid chamber, the lower lateral wall left end fixedly connected with connecting.

A floating ball liquid level meter 18 is fixedly connected on the left side inside the liquid cavity, a pressure sensor 19 corresponding to the position of the feed port is fixedly connected at the right end of the lower side wall of the solid cavity, an object carrying plate 20 is fixedly connected at the upper end of the pressure sensor 19, a display screen is fixedly connected at the lower end of the right outer side wall of the raw material box 2, the output end of the pressure sensor 19 is electrically connected with the input end of the display screen through a lead, the solid cavity is connected with a material pushing mechanism, after liquid is added into the liquid cavity, the floating ball liquid level meter 18 can detect the liquid level condition in real time, thereby being convenient for people to measure and add liquid, the solid particles can apply certain pressure to the pressure sensor 19 after falling on the loading plate 20, the pressure sensor 19 can detect the pressure in real time and transmit the pressure to the display screen for display, therefore, the solid raw materials can be conveniently and accurately added by people, and the solid raw materials are combined with each other, so that the manufacturing quality of the fire extinguishing agent can be improved.

The material pushing mechanism comprises a material pushing cylinder 21 and a frame-shaped plate 22, the frame-shaped plate 22 is arranged above the object carrying plate 20, a mounting hole is formed in the right side wall of the solid cavity and is fixedly connected with the side wall of the material pushing cylinder 21 through the mounting hole, the output end of the material pushing cylinder 21 is fixedly connected with the right side wall of the frame-shaped plate 22, after weighing is completed, the material pushing cylinder 21 is started, the frame-shaped plate 22 can move leftwards, and therefore raw materials on the object carrying plate 20 can be transferred into the connecting pipe 17, and the use is convenient.

The connecting mechanism comprises two flange plates 23 and a plurality of mounting bolts 24, the inner side walls of the two flange plates 23 are fixedly sleeved with the right end of the outer pipe wall of the liquid outlet pipe 11 and the left end of the outer pipe wall of the water pipe respectively, the two flange plates 23 are connected with the mounting bolts 24 in a threaded mode, the mounting bolts 24 are screwed, and the mounting bolts are separated from the two flange plates 23, so that the liquid outlet pipe 11 and the water pipe can be detached and separated.

The upper end of the object carrying plate 20 is fixedly connected with a rubber pad 25, so that the phenomenon that the impact sound is loud due to excessive solid raw material blanking at one time can be avoided.

The side wall of the stirring blade 5 is provided with a plurality of bubble holes which are uniformly distributed, so that the liquid can generate bubbles during stirring, and the mixing efficiency can be improved to a certain extent.

The upper side wall of the working cavity is provided with heat dissipation holes, so that the heat dissipation of the motor 4 is facilitated.

To sum up, when the liquid mixer for the fire nozzle is used, liquid raw materials are put in from the liquid inlet pipe, the third control valve is opened, the liquid can enter the stirring box 1 through the communicating pipe 16, solid raw materials are put in from the liquid inlet pipe and enter the stirring box 1 through the connecting pipe 17, the motor 4 is started at the moment, the stirring rod can be rotated, the stirring blades 5 can be rotated, the raw materials can be stirred, the second bevel gears 7 can be rotated when the stirring rod rotates, the first bevel gears 6 can be rotated, the first bevel gears 6 can be driven to rotate, the rotating shafts can drive the cutter discs 8 to rotate, the liquid can drive the liquid to flow when the stirring blades 5 rotate, the solid raw materials can flow along with the liquid, in the flowing process, the solid raw materials are switched to the cutter discs 8, the cutter discs 8 can cut and crush the solid raw materials, start high pressure water pump 9 to close first control valve and open the second control valve, high pressure water pump 9 can spout the raw materials from a plurality of spray pipes 15 through drain pipe 11, back flow 13 and annular pipe 14, thereby can make the raw materials of lower floor spout the upper strata, avoids the raw materials to subside, leads to mixing effect relatively poor, improves the mixing efficiency and the effect of raw materials.

It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquid mixer for fire control shower nozzle, includes agitator tank (1), its characterized in that: the upper end of the stirring box (1) is fixedly connected with a raw material box (2), the left side and the right side of the interior of the raw material box (2) are fixedly provided with a partition plate (3) and are sequentially divided into a liquid cavity, a working cavity and a solid cavity from left to right through the partition plate (3), the lower side wall of the working cavity is fixedly connected with a motor (4), the lower side wall of the working cavity and the upper side wall and the lower side wall of the stirring box (1) are both rotationally connected with a stirring rod through a first bearing, the output end of the motor (4) is rotationally connected with the upper end of the rod wall of the stirring rod through a coupler, the rod wall of the stirring rod is fixedly connected with a plurality of uniformly distributed stirring blades (5), the left inner side wall and the right inner side wall of the stirring box (1) are both rotationally connected with a group of rotating shafts through second bearings, the two groups of rotating shafts are staggered with the plurality of stirring blades, the shaft wall of the stirring rod is fixedly sleeved with a plurality of uniformly distributed second bevel gears (7), the second bevel gears (7) are meshed with two first bevel gears (6) on the same side, the shaft wall of each rotating shaft is fixedly sleeved with a cutter head (8), the right end of the lower inner side wall of the stirring box (1) is fixedly connected with a high-pressure water pump (9), the outer side of the high-pressure water pump (9) is sleeved with a filter screen (10), the lower end of the filter screen (10) is fixedly connected with the lower inner side wall of the stirring box (1), the output end of the high-pressure water pump (9) is fixedly connected with a liquid outlet pipe (11), the right end of the liquid outlet pipe (11) sequentially penetrates through the right side wall of the filter screen (10) and the right side wall of the stirring box (1) and extends to the outside, the right side of the stirring box (1) is provided with a spray head (12), and the spray head (, and the liquid outlet pipe (11) is connected with a connecting mechanism and is connected with a water pipe through the connecting mechanism, one end of the upper pipe wall of the liquid outlet pipe (11) positioned outside the stirring box (1) is fixedly connected with a return pipe (13), the inner part of the liquid outlet pipe (11) positioned at the right side of the return pipe (13) is fixedly provided with a first control valve, a second control valve is fixedly arranged below the inner part of the return pipe (13), the upper inner side wall of the stirring box (1) is fixedly connected with a ring pipe (14), the lower pipe wall of the ring pipe (14) is fixedly connected with a plurality of uniformly distributed water spraying pipes (15), one end of the return pipe (13) far away from the liquid outlet pipe (11) penetrates through the right side wall of the stirring box (1) and is fixedly communicated with the right side wall of the ring pipe (14), the upper side wall and the lower side wall of the liquid cavity are respectively fixedly connected with a communicating pipe and a liquid inlet pipe (16), the lower end of, and the inside of the communicating pipe (16) is fixedly provided with a third control valve, the right end of the upper side wall of the solid cavity is provided with a feeding hole, the left end of the lower side wall of the solid cavity is fixedly connected with a connecting pipe (17), and the lower end of the connecting pipe (17) penetrates through the right side of the upper end of the stirring box (1).

2. A liquid mixer for fire sprinkler according to claim 1, wherein: the utility model discloses a solid chamber, including the inside left side fixedly connected with floater level gauge (18) in liquid chamber, the lower lateral wall right-hand member fixedly connected with in solid chamber and the corresponding pressure sensor (19) in feed inlet position, the upper end fixedly connected with of pressure sensor (19) carries thing board (20), the right side lateral wall lower extreme fixedly connected with display screen of former feed tank (2), and the output of pressure sensor (19) passes through the wire and is connected with the input electricity of display screen, the solid chamber is connected with pushing equipment.

3. A liquid mixer for fire sprinkler according to claim 2, wherein: the pushing equipment is including pushing away material cylinder (21) and frame shaped plate (22), frame shaped plate (22) are located the top setting of carrying thing board (20), the mounting hole has been seted up to the right side wall in solid chamber and through mounting hole and the lateral wall fixed connection who pushes away material cylinder (21), the output that pushes away material cylinder (21) and the right lateral wall fixed connection of frame shaped plate (22).

4. A liquid mixer for fire sprinkler according to claim 1, wherein: coupling mechanism includes two ring flanges (23) and a plurality of construction bolt (24), two the inside wall of ring flange (23) is fixed cup jointing, two with the outer pipe wall right-hand member of drain pipe (11) and the outer pipe wall left end of water pipe respectively ring flange (23) are jointly with a plurality of construction bolt (24) threaded connection.

5. A liquid mixer for fire sprinkler according to claim 2, wherein: the upper end of the loading plate (20) is fixedly connected with a rubber pad (25).

6. A liquid mixer for fire sprinkler according to claim 1, wherein: the side wall of the stirring blade (5) is provided with a plurality of bubble holes which are uniformly distributed.

7. A liquid mixer for fire sprinkler according to claim 1, wherein: the upper side wall of the working cavity is provided with heat dissipation holes.