CN213252712U - Mechanical pump income formula proportion mixing arrangement - Google Patents
Mechanical pump income formula proportion mixing arrangement Download PDFInfo
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- CN213252712U CN213252712U CN202021689886.2U CN202021689886U CN213252712U CN 213252712 U CN213252712 U CN 213252712U CN 202021689886 U CN202021689886 U CN 202021689886U CN 213252712 U CN213252712 U CN 213252712U
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Abstract
The utility model discloses a mechanical pump income formula proportion mixing arrangement belongs to the fire-fighting equipment field, and mechanical pump income formula proportion mixing arrangement includes foam flow line, pipeline, mixes the agitator and rotates the motor, foam flow line is used for storing, transports the foam stoste that is used for the foam to mix, pipeline is used for storing, transports the water that is used for the foam to mix. The utility model discloses a formula proportion mixing arrangement is gone into to mechanical pump, the mixing proportion of control foam stoste and water obtains the foam concentrate that is arranged in the fire extinguishing system after the stirring mixes.
Description
Technical Field
The utility model relates to a fire-fighting equipment field especially relates to a mechanical pump income formula proportional mixing device.
Background
An important method in a foam fire extinguishing system is particularly suitable for large-area fires caused by flammable and combustible liquid and is often installed in important places such as petrochemical enterprises, oil refineries, oil storage tank areas, hangars and the like.
The foam used for fire fighting needs to be mixed with fire fighting water according to a certain proportion to obtain foam concentrate suitable for fire fighting, so a foam proportion mixing device is added into large-scale fire fighting equipment to produce a large amount of fire fighting foam concentrate.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a mechanical pump income formula proportion mixing device is proposed, a mechanical pump income formula proportion mixing device is designed to the relation that will utilize the fluid velocity and the environment that the fluid is located, realizes the mixture of a large amount of foams for fire control.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a pair of mechanical pump income formula proportion mixing arrangement, including foam flow line, foam flow line is used for storing, transports the foam stoste that is used for the foam to mix, foam flow line include foam stoste storage tank and with the foam flow pipeline of foam stoste storage tank bottom lateral wall intercommunication, be provided with the manual force (forcing) pump of foam pipeline that is used for increasing foam stoste flowing pressure on the foam flow pipeline, be provided with between foam pipeline manual force (forcing) pump and the foam flow pipeline delivery port and be used for measuring the foam stoste flow volume after foam pipeline manual force (forcing) pump pressurization; the foam mixing device is characterized by further comprising a flow line, wherein the flow line is used for storing and transporting water for foam mixing, the flow line comprises a fire-fighting water storage tank and a flow pipeline communicated with the side wall of the bottom of the fire-fighting water storage tank, a flow line manual pressurizing pump used for increasing flow pressure of water flow is arranged on the flow pipeline, a flow line flowmeter used for measuring flow of water after being pressurized by the flow line manual pressurizing pump is arranged between the flow line manual pressurizing pump and a water outlet of the flow pipeline, the water outlet of the flow pipeline and a liquid outlet of the foam flow pipeline are located on the same horizontal line, and the diameter and the roughness of the flow pipeline are consistent with those of the foam flow pipeline; the foam raw liquid flowing out of the foam flowing pipeline and the fire-fighting water flowing out of the water flowing pipeline are temporarily stored, stirred and mixed by the mixing and stirring barrel; the foam mixing and stirring device is characterized by further comprising a rotating motor, wherein a stirring shaft is connected to the rotating motor and penetrates through the center of the bottom of the mixing and stirring barrel, rotating baffles are arranged on two sides of the top of the stirring shaft respectively, and the upper surfaces of the rotating baffles are located on the same horizontal line with the liquid outlet of the foam flow pipeline and the water outlet of the water flowing pipeline.
Preferably, the connection surface between the surface of the rotating baffle on the side away from the stirring shaft and the upper and lower surfaces of the rotating baffle is an arc surface, and the surfaces of the upper and lower rotating baffles are intersected in the middle plane of the side surface of the rotating baffle.
Preferably, the revolving stage, the height of revolving stage is greater than distance between the rotating baffle upper and lower surface, the (mixing) shaft rotates and then drives through driving the revolving stage and is fixed in the revolving stage the rotating baffle rotates, the (mixing) shaft passes the central authorities of revolving stage and with revolving stage fixed connection, rotating baffle is close to one side of (mixing) shaft by the revolving stage outer wall inserts the inside of revolving stage, and with revolving stage fixed connection.
Preferably, the top of revolving stage is provided with the restriction the spacing top cap of revolving stage position, the (mixing) shaft passes spacing top cap central authorities, and with spacing top cap fixed connection, spacing top cap top surface is spherical.
Preferably, the two sides of the stirring shaft which are positioned on the rotating baffle are symmetrically provided with a plurality of groups of rotating rods which are used for stirring the foam stock solution and the fire-fighting water in parallel, and one end of each rotating rod is fixedly connected with the side wall of the stirring shaft.
Preferably, each one side that the dwang was kept away from the (mixing) shaft is provided with rotor blade, rotor blade's surface with the outer wall fixed connection of (mixing) shaft, be located same height two of (mixing) shaft both sides rotor blade's installation orientation is opposite.
Preferably, the mixing and stirring barrel is placed on a workbench located at the bottom of the mixing and stirring barrel, and a groove for placing the rotating motor is dug in the center of the workbench.
Preferably, the cross-sectional shape of the worktable is a trapezoid with a narrow top and a wide bottom.
Preferably, a liquid outlet pipe for discharging the mixed foam liquid is arranged on the side of the bottom of the mixing and stirring barrel.
Preferably, the liquid discharge of the liquid outlet pipe is controlled by a liquid outlet valve arranged on the liquid outlet pipe.
The utility model has the advantages that:
by utilizing the relationship between the fluid flow rate and the environment of the fluid, the foam flow pipeline and the flowing water pipeline are kept consistent in the aspect of pipeline diameter and pipeline inner wall roughness, so that the purpose of singly controlling the flow rate change of liquid flowing in the pipeline through the pressure change of the pressurizing pump is achieved, the intermittent shielding is carried out on the outlets of the foam flow pipeline and the flowing water pipeline when the rotary baffle rotates, and the effect of controlling a large amount of fire-fighting water and foam stock solution to be stirred in a mixing and stirring barrel according to a certain proportion is achieved.
Drawings
Fig. 1 is a schematic structural diagram of a mechanical pump-in type proportioning device according to an embodiment of the present invention.
In the figure:
1. a foam flow line; 11. a foam stock solution storage tank; 12. a foam flow conduit; 13. a foam line manual booster pump; 14. a foam line flow meter; 2. a flow line; 21. a fire-fighting water storage tank; 22. a flow pipe; 23. a flow line manual booster pump; 24. a flow line flowmeter; 3. a mixing and stirring barrel; 4. a work table; 5. rotating the motor; 51. a stirring shaft; 512. a limiting top cover; 52. a rotating table; 521. rotating the baffle; 531. rotating the rod; 532. a rotor blade; 6. a liquid outlet pipe; 61. and a liquid outlet valve.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1, the mechanical pump-in type proportional mixing device provided in this embodiment includes a foam flow line 1, the foam flow line 1 is used for storing and transporting a foam raw liquid for foam mixing, the foam flow line 1 includes a foam raw liquid storage tank 11 and a foam flow pipe 12 communicated with a side wall of the bottom of the foam raw liquid storage tank 11, a foam line manual pressurizing pump 13 for increasing a flow pressure of the foam raw liquid is disposed on the foam flow pipe 12, and a foam line flow meter 14 for metering a flow rate of the foam raw liquid pressurized by the foam line manual pressurizing pump 13 is disposed between the foam line manual pressurizing pump 13 and a water outlet of the foam flow pipe 12; the fire fighting water storage tank is characterized by further comprising a flow line 2, the flow line 2 is used for storing and transporting water for foam mixing, the flow line 2 comprises a fire fighting water storage tank 21 and a flow pipeline 22 communicated with the side wall of the bottom of the fire fighting water storage tank 21, a flow line manual pressurizing pump 23 used for increasing flow pressure of water flow is arranged on the flow pipeline 22, a flow line flowmeter 24 used for measuring flow of water after being pressurized by the flow line manual pressurizing pump 23 is arranged between the flow line manual pressurizing pump 23 and the water outlet of the flow pipeline 22, the water outlet of the flow pipeline 22 and the liquid outlet of the foam flow pipeline 12 are located on the same horizontal line, and the pipeline diameter and the roughness of the flow pipeline 22 are consistent with those of the foam flow pipeline 12; the device also comprises a mixing and stirring barrel 3, wherein the mixing and stirring barrel 3 is used for temporarily storing, stirring and mixing the foam stock solution flowing out of the foam flowing pipeline 12 and the fire-fighting water flowing out of the water flowing pipeline 22; the device also comprises a rotating motor 5, wherein a stirring shaft 51 is connected on the rotating motor 5, the stirring shaft 51 passes through the center of the bottom of the mixing and stirring barrel 3, two sides of the top of the stirring shaft 51 are respectively provided with a rotating baffle 521, the upper surfaces of the two rotating baffles 521, a liquid outlet of the foam flow pipeline 12 and a water outlet of the water flowing pipeline 22 are positioned at the same horizontal line, in the application, the foam flow pipeline 12 and the water flowing pipeline 22 are ensured to be consistent in pipeline diameter and pipeline inner wall roughness, according to the influence factor of the fluid flow rate, the pressure of the fluid is the main reason causing different fluid flow rates, the effect of manually controlling the fluid flow rate in the pipeline is realized through the foam pipeline manual pressurizing pump 13 and the water flowing pipeline manual pressurizing pump 23, the flow rate of the fluid is in direct proportion to the flow rate in the same time, so the mixing proportion, in addition, the outlet of the pipeline is additionally provided with the rotary baffle 521 for intermittently blocking the fluid flow of the liquid outlet, so that the flow control of two kinds of liquid at the liquid outlet of the pipeline is realized, meanwhile, the flow of the liquid is intermittently blocked, and a better stirring effect can be realized in an oil adding mode.
In order to prevent the straight-plate-shaped rotating baffle 521 from generating large abrasion when contacting with the pipe liquid outlet, further, the connecting surface between the surface of the rotating baffle 521 on the side away from the stirring shaft 51 and the upper and lower surfaces of the rotating baffle 521 is an arc surface, and the surfaces of the upper and lower rotating baffle 521 meet at the middle plane of the side surface of the rotating baffle 521.
In order to enhance the fixing effect of the rotating baffle 521 on the stirring shaft 51, further, the mechanical pumping type proportional mixing device further comprises a rotating table 52, the height of the rotating table 52 is greater than the distance between the upper surface and the lower surface of the rotating baffle 521, the stirring shaft 51 drives the rotating baffle 521 fixed on the rotating table 52 to rotate by driving the rotating table 52 to rotate, the stirring shaft 51 passes through the center of the rotating table 52 and is fixedly connected with the rotating table 52, one side of the rotating baffle 521, close to the stirring shaft 51, is inserted into the rotating table 52 from the outer wall of the rotating table 52 and is fixedly connected with the rotating table 52, the connection between the rotating baffle 521 and the stirring shaft 51 is enhanced by the rotating table 52, and the problem that the rotating baffle 521 deforms downwards due to the fact that the rotating baffle.
In order to prevent the rotating platform 52 from loosening after a long time rotation, which causes the connecting part to move upwards or even fly out during rotation to cause danger, furthermore, a limit top cover 512 for limiting the position of the rotating platform 52 is arranged above the rotating platform 52, the stirring shaft 51 passes through the center of the limit top cover 512 and is fixedly connected with the limit top cover 512, and the top surface of the limit top cover 512 is a spherical surface.
In order to realize the stirring of the mixed liquid, furthermore, a plurality of groups of rotating rods 531 for stirring the foam stock solution and the fire-fighting water are symmetrically arranged in parallel on two sides of the stirring shaft 51 below the rotating baffle 521, and one end of each rotating rod 531 is fixedly connected with the side wall of the stirring shaft 51.
In order to improve the stirring effect, further, one side of each rotating rod 531 away from the stirring axle 51 is provided with a rotating blade 532, the surface of the rotating blade 532 is fixedly connected with the outer wall of the stirring axle 51, and the two rotating blades 532 on both sides of the stirring axle 51 at the same height are installed in opposite directions.
In order to facilitate the placement of the rotating motor 5, further, the mixing and stirring barrel 3 is placed on a workbench 4 positioned at the bottom of the mixing and stirring barrel 3, and a groove for placing the rotating motor 5 is dug in the center of the workbench 4.
In order to enhance the supporting strength of the ground to the table 4, the cross-sectional shape of the table 4 is a trapezoid with a narrow top and a wide bottom, so that the contact area between the table 4 and the ground is increased, and the table 4 is prevented from sinking into the ground.
In order to use the mixed foam liquid, a liquid outlet pipe 6 for discharging the mixed foam liquid is provided on the side of the bottom of the mixing and stirring tank 3.
In order to control the flow of the mixed foam, the liquid discharge from the liquid outlet pipe 6 is further controlled by a liquid discharge valve 61 attached to the liquid outlet pipe 6.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (10)
1. A mechanically pumped proportioning device, comprising:
the foam flow pipeline (1) is used for storing and transporting foam stock solution for foam mixing, the foam flow pipeline (1) comprises a foam stock solution storage tank (11) and a foam flow pipeline (12) communicated with the side wall of the bottom of the foam stock solution storage tank (11), a foam pipeline manual pressurizing pump (13) used for increasing the flow pressure of the foam stock solution is arranged on the foam flow pipeline (12), and a foam pipeline flow meter (14) used for metering the flow of the foam stock solution after being pressurized by the foam pipeline manual pressurizing pump (13) is arranged between the foam pipeline manual pressurizing pump (13) and the water outlet of the foam flow pipeline (12);
a flow line (2), said flow line (2) being used for storing, transporting water for foam mixing, the flow pipeline (2) comprises a fire-fighting water storage tank (21) and a flow pipeline (22) communicated with the side wall of the bottom of the fire-fighting water storage tank (21), a manual pressure pump (23) of the water pipeline is arranged on the water pipeline (22) and used for increasing the flowing pressure of water flow, a flow meter (24) for measuring the flow of water flow after being pressurized by the manual pressurizing pump (23) of the flow pipeline is arranged between the manual pressurizing pump (23) of the flow pipeline and the water outlet of the flow pipeline (22), the water outlet of the water flowing pipeline (22) and the liquid outlet of the foam flowing pipeline (12) are positioned on the same horizontal line, the pipeline diameter and the roughness of the water flowing pipeline (22) are consistent with those of the foam flowing pipeline (12);
the mixing and stirring barrel (3) is used for temporarily storing, stirring and mixing the foam stock solution flowing out of the foam flowing pipeline (12) and the fire-fighting water flowing out of the water flowing pipeline (22);
the stirring device comprises a rotating motor (5), wherein a stirring shaft (51) is connected to the rotating motor (5), the stirring shaft (51) penetrates through the center of the bottom of the mixing and stirring barrel (3), rotary baffles (521) are respectively arranged on two sides of the top of the stirring shaft (51), and the upper surfaces of the two rotary baffles (521) are located on the same horizontal line with the liquid outlet of the foam flow pipeline (12) and the water outlet of the water flowing pipeline (22).
2. A mechanical pump-in proportioning device of claim 1 wherein:
the connecting surface between the surface of one side, away from the stirring shaft (51), of the rotating baffle (521) and the upper surface and the lower surface of the rotating baffle (521) is an arc surface, and the surfaces of the upper rotating baffle and the lower rotating baffle (521) are intersected at the middle plane of the side surface of the rotating baffle (521).
3. The mechanical pump-in proportioning device of claim 2, further comprising:
the height of the rotating platform (52) is larger than the distance between the upper surface and the lower surface of the rotating baffle plate (521), and the stirring shaft (51) drives the rotating platform (52) to rotate so as to drive the rotating baffle plate (521) fixed on the rotating platform (52) to rotate;
the stirring shaft (51) passes through the center of the rotating platform (52) and is fixedly connected with the rotating platform (52);
one side of the rotary baffle plate (521) close to the stirring shaft (51) is inserted into the rotary table (52) from the outer wall of the rotary table (52), and is fixedly connected with the rotary table (52).
4. A mechanical pump-in proportioning device of claim 3 wherein:
a limiting top cover (512) for limiting the position of the rotating table (52) is arranged above the rotating table (52), and the stirring shaft (51) penetrates through the center of the limiting top cover (512) and is fixedly connected with the limiting top cover (512);
the top surface of the limiting top cover (512) is a spherical surface.
5. A mechanical pump-in proportioning device of claim 1 wherein:
be located rotatory baffle (521) below (mixing) shaft (51) both sides are provided with the multiunit in parallel symmetry and are used for stirring foam stoste with dwang (531) of fire-fighting water, the one end of dwang (531) with the lateral wall fixed connection of (mixing) shaft (51).
6. A mechanically pumped proportioning device according to claim 5 wherein:
one side, away from the stirring shaft (51), of each rotating rod (531) is provided with a rotating blade (532), and the surface of each rotating blade (532) is fixedly connected with the outer wall of the stirring shaft (51);
the two rotating blades (532) on two sides of the stirring shaft (51) at the same height are installed in opposite directions.
7. A mechanical pump-in proportioning device of claim 1 wherein:
the mixing and stirring barrel (3) is arranged on a workbench (4) positioned at the bottom of the mixing and stirring barrel (3), and a groove for placing the rotating motor (5) is dug in the center of the workbench (4).
8. A mechanically pumped proportioning device according to claim 7 wherein:
the cross section of the workbench (4) is in a trapezoid shape with a narrow upper part and a wide lower part.
9. A mechanical pump-in proportioning device of claim 1 wherein:
a liquid outlet pipe (6) for discharging the mixed foam liquid is arranged on the side of the bottom of the mixing and stirring barrel (3).
10. A mechanical pump-in proportioning device of claim 9 wherein:
the liquid discharge of the liquid outlet pipe (6) is controlled by a liquid outlet valve (61) arranged on the liquid outlet pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021689886.2U CN213252712U (en) | 2020-08-13 | 2020-08-13 | Mechanical pump income formula proportion mixing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021689886.2U CN213252712U (en) | 2020-08-13 | 2020-08-13 | Mechanical pump income formula proportion mixing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213252712U true CN213252712U (en) | 2021-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021689886.2U Active CN213252712U (en) | 2020-08-13 | 2020-08-13 | Mechanical pump income formula proportion mixing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213252712U (en) |
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2020
- 2020-08-13 CN CN202021689886.2U patent/CN213252712U/en active Active
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