CN113250278B - Water supply pump of fire water tank - Google Patents
Water supply pump of fire water tank Download PDFInfo
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- CN113250278B CN113250278B CN202110549364.5A CN202110549364A CN113250278B CN 113250278 B CN113250278 B CN 113250278B CN 202110549364 A CN202110549364 A CN 202110549364A CN 113250278 B CN113250278 B CN 113250278B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 271
- 230000005540 biological transmission Effects 0.000 claims abstract description 71
- 230000005684 electric field Effects 0.000 claims abstract description 35
- 239000007788 liquid Substances 0.000 claims description 59
- 230000017525 heat dissipation Effects 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 17
- 239000010410 layer Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000002352 surface water Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B5/00—Use of pumping plants or installations; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
- E03B11/10—Arrangements or adaptations of tanks for water supply for public or like main water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/09—Component parts or accessories
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Structural Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a water supply pump of a fire water tank, which comprises a fixing device, a reversing device, a power transmission device and an electric field generator, the fixing device is connected with the reversing device, the power transmission device is connected with the fixing device, one side of the fixing device is provided with a fire water tank, the fixing device is connected with the fire water tank, the reversing device is tightly connected with the fire water tank, the power transmission device is communicated with the reversing device, the fixing device comprises a base, a pump body and a reversing seat, one side of the electric field generator is fixedly connected with one side of the base, one side of the pump body is fixedly connected with one side of the base, the pump body is communicated with the fire water tank through the reversing seat, the power transmission device is positioned at the upper end of the base, the upper side of the base is fixedly connected with the lower side of the power transmission device, one side of the power motor is fixedly connected with one side of the base, and the output end of the power motor is fixedly connected with the transmission shaft.
Description
Technical Field
The invention relates to the technical field of fire-fighting water supply, in particular to a water supply pump of a fire-fighting water tank.
Background
Fire water tank is mainly used for carrying out the water storage device when fire control puts out a fire, when carrying out the fire control water supply, the quality of water of fire water can't be ensured usually, when carrying out the water storage, because the suspended solid in the fire water can appear into the flocculus gradually at the water storage in-process, the impurity of aquatic also can subside gradually, when carrying out the fire control and put out a fire, in order to ensure water pressure, fire water tank's mouth of a river generally sets up in the lower part, when carrying out the moisturizing through the working shaft, the stop valve is closed suddenly and the water body refluence in the fire water tank is caused easily, form the water hammer effect easily, cause impact shock to valve and working shaft impeller, influence the sealing performance of pipeline.
In addition, in winter, especially in the north, when carrying out field water supply, because outside temperature is lower, the water layer heat distribution difference is great in the fire water tank, and the top is because short with outside cold air contact distance, forms the ice crystal in local easily, even freezes and freezes, in case the top layer is frozen, can seriously influence follow-up water work of putting out a fire, and the condition of a fire can not cause bigger economic loss by control.
Disclosure of Invention
The invention aims to provide a water supply pump of a fire water tank, which solves the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a fire water tank working shaft, including fixing device, the switching-over device, power transmission and electric field generator, fixing device and switching-over device are connected, power transmission and fixing device connect, fixing device one side is equipped with the fire water tank, fixing device and fire water tank connect, switching-over device and fire water tank fastening connection, power transmission and switching-over device intercommunication, fixing device includes the base, the pump body and switching-over seat, electric field generator one side and base one side fastening connection, pump body one side and base one side fastening connection, the pump body passes through switching-over seat and fire water tank intercommunication.
The fixing device is a main mounting base of the fire fighting water tank, the reversing device is supported through fastening connection to prevent loosening, the power transmission device is supported and fixed through the fixing device, water is drawn through the power transmission device and conveyed into the fire fighting water tank, the fire fighting water tank is used for supporting the reversing device in an auxiliary mode through the fastening connection to prevent loosening, the power transmission device is communicated with the reversing device to conduct heat exchange and diversion, impact of water backflow in the fire fighting water tank on the power transmission device is reduced, an electric field is applied through the electric field generator to assist in conducting water diversion, water wave impact on the power transmission device is further reduced, damage to a pipeline due to water hammer effect of a water body is prevented, the pump body is fixed through the base to reduce vibration, and the water body is conveyed into the fire fighting water tank through the reversing seat to supply water.
Further, the power transmission device is positioned at the upper end of the base, the upper side of the base is tightly connected with the lower side of the power transmission device, the power transmission device comprises a power motor, a transmission shaft and an impeller, one side of the power motor is tightly connected with one side of the base, the output end of the power motor is tightly connected with the transmission shaft, one side of the pump body is provided with a through groove, one end of the transmission shaft penetrates through the through groove, the transmission shaft is hermetically connected with the through groove, the pump body is provided with a rotary cavity, the impeller is arranged in the rotary cavity, one side of the transmission shaft, far away from the power motor, is in transmission connection with the impeller, the outer side of the impeller is in surface contact with the inner side of the rotary cavity, one side of the pump body is provided with a water outlet, one end of the water outlet is communicated with the water outlet, two sides of the reversing seat are respectively provided with a liquid guide inlet and a liquid guide outlet, one end of the water outlet, far away from the water outlet, is communicated with the liquid guide inlet, one side of the liquid guide outlet is communicated with one end of a connecting pipe, a liquid inlet is formed in the lower end of the side face of the fire water tank, the connecting pipe is far away from one side of the liquid guide outlet and communicated with the liquid inlet, the negative end of the electric field generator is led into the connecting pipe through an electric wire, a water inlet 123 is formed in one side of the pump body 12, and water is drawn through a pipeline.
Install the location through the base to power motor, power motor carries out torque output through the transmission shaft, improve torque output efficiency through fastening connection, the transmission shaft drives the impeller and rotates, be equipped with at the transmission shaft and link up the quiet ring between the groove, mechanical seal carries out, guarantee the inslot vacuum, prevent that the water from revealing, carry out gyration support to the transmission shaft through linking up the groove, the gyration chamber is the work cavity of impeller, the impeller rotates at a high speed, liquid produces the high speed under the centrifugal force effect, thrown out the gyration chamber, and get into in the switching-over seat through the outlet pipe, lead liquid import and lead liquid export intercommunication, carry the water to the fire water tank in from the inlet through the connecting pipe, the switching-over seat is main water hammer effect and is used, carry out local enhancement through the switching-over seat to pipeline junction, and the connection strength is improved, and local damage is avoided.
Furthermore, the reversing device also comprises a reversing component, a reversing pipe and a wind guide pipe, wherein an upper through hole is arranged on the reversing seat, a reversing groove is arranged on one side of the upper through hole, the reversing component is movably connected with the reversing groove, the reversing component comprises a reversing joint, a reversing seat I and a choke head, the reversing joint is arranged on one side of the reversing seat, the reversing joint is movably connected with the reversing groove, the choke head is arranged on the reversing seat I, the size of the choke head is matched with the diameter of the wind guide pipe, the size of the reversing seat I is matched with the diameter of a liquid guide outlet, an air inlet and a liquid change port are sequentially arranged on the upper side of the reversing seat, the upper through hole, the air inlet and the liquid change port are communicated, the power transmission device also comprises a heat dissipation fan and a housing, the heat dissipation fan is arranged at the tail end of the power motor, the heat dissipation fan is connected with the power motor, the heat dissipation fan exhausts to the outside, the housing is provided with a housing, the housing is tightly connected with the power motor, and is provided with the wind guide port, the air guide pipe is connected with the air guide opening in a sealing mode, one end, far away from the air guide opening, of the air guide pipe is communicated with the air inlet, the bottom end of the reversing pipe is communicated with the liquid changing opening, the upper end of one side of the fire water tank is provided with the drainage opening, the upper end of the reversing pipe is communicated with the drainage opening, and the liquid guiding outlet is obliquely arranged.
The backflow water body is intercepted through the reversing seat, the upper opening, the air inlet and the liquid changing opening are communicated, a hollow cavity is formed at the joint, the diameter of the air inlet is smaller than that of the liquid changing opening, the reversing assembly is supported and fixed through the reversing groove, the first reversing seat rotates in the reversing groove through the reversing joint, the upper opening is in a wedge-shaped arrangement, the thickness of a wedge-shaped surface is smaller than that of the first reversing seat, the water body is guided conveniently, quick opening is achieved, impact on an impeller is reduced, the reversing seat rotates to drive the wind blocking head to open and close the wind guide pipe, the reversing seat seals the liquid guide outlet, the liquid guide outlet is obliquely arranged, the positioning performance of the first reversing seat is improved, the power motor is cooled through the air inlet and the wind guide pipe, hot air is guided into the reversing seat through the wind guide pipe, the water body is impacted through backflow of high-pressure air, and reverse thrust is applied, thereby reduce the impact force to the pipeline, carry out hot-blast collection pressurization through the housing, be equipped with the air exit on the housing and carry out the pressure release of airing exhaust, fix the housing through fastening connection, prevent to influence sealing performance, through the water diversion of commuting of switching-over pipe.
Furthermore, one side of the water outlet pipe is fixedly connected with the pump body, one side of the water outlet pipe, which is far away from the pump body, is fixedly connected with one side of the reversing seat, one side of the connecting pipe, which is far away from the reversing seat, is fixedly connected with the fire water tank, and one side of the air guide pipe is fixedly connected with the reversing seat.
The water outlet pipe is supported through the pump body, the connecting pipe is supported through the fire water tank, the water outlet pipe, the connecting pipe and the reversing pipe are all steel pipes, the rigidity is high, double-end support is conducted on the reversing seat through the water outlet pipe and the connecting pipe, and auxiliary support is conducted through the air guide pipe and the reversing pipe at the upper end.
Further, fixing device still includes the supporting seat, and power motor passes through supporting seat and pump body one side fastening connection on one side, is equipped with a plurality of wind grooves on the supporting seat, and the wind groove exit end is towards power motor.
Connect power motor and the pump body through the supporting seat, protect the transmission shaft simultaneously, prevent that the foreign matter winding from causing torque transmission to break off, improve the intake through the wind groove, the supplementary forced air cooling to power motor prevents that power motor from being heated overload.
As optimization, the reversing pipe rotatably supports the wheel shaft through the supporting groove, the water wheel is limited through the wheel shaft, the water body flows to drive the water wheel to rotate, the positive end of the electric field generator is connected with the water wheel, the water wheel is prevented from scaling through water flow impact, the rotation is blocked, and the rotation smoothness is improved.
Preferably, a snap ring is arranged on one side, close to the air guide opening, of the air guide pipe, the movable plate is limited through the snap ring, and the movable plate rotates in the movable groove through the arc-shaped bump at the upper end to connect and disconnect the air guide pipe.
As optimization, the reversing pipe is arranged in an arc shape, and the radian is designed according to the position of the reversing pipe in the electric field generator and the strength of electric field lines, so that the water body is assisted to be reversed, and the impact of water body backflow on the pipe wall is reduced.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the electric field generator charges the water body, after water feeding is finished, the charged water body flows backwards, the reversing seat rotates along the reversing joint under the action of hot air pressure and the backflow water body, the liquid guide outlet is blocked, the impact of the water body on the impeller is reduced, and the backflow water body is impacted by hot air flow, so that the flow speed of the water body is reduced; the charged water body moves along the direction of electric field lines under the action of electric field force, and is assisted by a reversing pipe to be reversed, so that the reversed water body is reversed under the action of the electric field force, and the impact of the water body on the side wall of the pipeline is reduced; the hot air flow impacts the water body to form bubbles, the water body is driven to flow upwards along the reversing pipe, and the water flow impact avoids the scale on the surface of the water wheel, so that the water body passing efficiency is improved; after the water body with bubbles flows out of the reversing pipe, jet impact is carried out on the water body in the fire-fighting water tank, and the water body backflow pressure is reduced; the heat exchange is carried out on the local water body through the internal hot bubbles, so that the upper layer and the lower layer of the water body in the fire-fighting water tank are subjected to heat exchange, and impurities and salts in the water body are prevented from being separated out and forming floccules through convection, so that the subsequent fire-fighting pressurized water spraying is influenced; the hot bubbles gradually float upwards under the action of water pressure to form ripples on the surface of the water body, so that the flow performance of the surface water body is improved, icing caused by over-low temperature is avoided, the use performance is not influenced, after the temperature of the surface layer rises, heat is accumulated between the surface water body and the upper surface inside the fire water tank to form an interlayer, and the water body and cold air are further isolated; go up opening wedge setting, wedge thickness is less than a switching-over seat thickness, is convenient for carry out the water conservancy diversion to the water, realizes opening fast, reduces the impact to the impeller, seals through a pair of drain export of switching-over seat, and the drain export slope is arranged, improves the location performance to a switching-over seat one.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of the general structure of the present invention;
FIG. 2 is a schematic view of the fixing device and power transmission device of the present invention;
FIG. 3 is a schematic diagram of the electric field distribution of the present invention;
FIG. 4 is a schematic view of the structure of the fixing device of the present invention;
FIG. 5 is a schematic of the water supply of the present invention;
FIG. 6 is a schematic view of a water backflow structure according to the present invention;
FIG. 7 is a schematic water layer convection current of the present invention;
FIG. 8 is a sectional view taken along line A-A of the view of FIG. 3;
FIG. 9 is a cross-sectional view taken along line B-B of the view of FIG. 8;
FIG. 10 is a schematic view of an airflow blocking structure of the present invention;
in the figure: 1-fixing device, 11-base, 12-pump body, 121-through groove, 122-rotary cavity, 123-water inlet, 124-water outlet, 13-supporting base, 131-wind groove, 14-reversing base, 141-reversing groove, 142-wind inlet, 143-liquid changing port, 144-liquid guiding inlet, 145-liquid guiding outlet, 146-upper port, 2-reversing device, 21-reversing component, 211-reversing joint, 212-reversing base I, 213-choke head, 22-reversing pipe, 221-supporting groove, 23-wind guiding pipe, 24-water outlet pipe, 25-connecting pipe, 26-water wheel, 27-wheel shaft, 28-movable plate, 3-power transmission device, 31-power motor, 32-transmission shaft, transmission shaft, 33-cooling fan, 34-cover shell, 341-air outlet, 342-air guide outlet, 35-impeller, 4-fire water tank, 41-liquid inlet, 42-drainage outlet and 5-electric field generator.
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.
The invention provides the technical scheme that:
as shown in fig. 1-7, a fire water tank working shaft, including fixing device 1, switching-over device 2, power transmission device 3 and electric field generator 5, fixing device 1 and switching-over device 2 are connected, power transmission device 3 and fixing device 1 are connected, 1 one side of fixing device is equipped with fire water tank 4, fixing device 1 and fire water tank 4 are connected, switching-over device 2 and fire water tank 4 fastening connection, power transmission device 3 and switching-over device 2 intercommunication, fixing device 1 includes base 11, pump body 12 and switching-over seat 14, electric field generator 5 one side and 11 one side fastening connection of base, 12 one side of the pump body and 11 one side fastening connection of base, pump body 12 is through 14 and 4 intercommunications of fire water tank of switching-over seat.
The fixing device 1 is a main installation foundation of the invention, supports the reversing device 2 through fastening connection to prevent loosening, supports and fixes the power transmission device 3 through the fixing device 1, draws water through the power transmission device 3 and conveys the water into the fire water tank 4, the fire water tank 4 assists in supporting the reversing device 2 through fastening connection to prevent loosening, the power transmission device 3 is communicated with the reversing device 2 to perform heat exchange diversion, impact of water backflow in the fire water tank 4 on the power transmission device 3 is reduced, an electric field is applied through the electric field generator 5 to assist in water diversion, water wave impact on the power transmission device 3 is further reduced, damage to a pipeline caused by water hammer effect is prevented from occurring to the water body, the pump body 12 is fixed through the base to reduce vibration, the pump body 12 conveys the water into the fire water tank 4 through the reversing seat 14, water supply is performed.
When the fire-fighting water tank 4 is supplied with water, the power motor 31 drives the transmission shaft 32 to rotate, the transmission shaft 32 drives the impeller 35 to rotate in the rotary cavity 122 to pump water, the water is guided into the reversing seat 14 through the water outlet pipe 24, the reversing seat 212 is forced to rotate through the water circulation and is attached to the upper through hole 146 to be blocked, one end of the air guide pipe 23 is blocked through the choke head 213, the air outlet 341 on the housing 34 is opened, the movable plate 28 blocks the air guide pipe 23 under the action of self gravity, rapid air flow is formed in the housing through the cooling fan 33, the movable plate 28 is sucked to the air guide pipe 23 to be sealed through pressure difference, pressure is relieved through the pressure relief port at the upper end of the fire-fighting water tank to reduce the water supply pressure, after the water supply is completed, the water in the fire-fighting water tank 4 is excessively pressurized, the power motor 31 is directly closed to enable the water to flow backwards, and impact the impeller 35, the service life is reduced, the rotating speed of the power motor 31 is reduced, the air outlet 341 on the cover shell 34 is closed, the water body is charged through the electric field generator 5, the charged water body flows backwards due to more solid small particles and salt components in the water body, the upper air port 146 is a wedge-shaped port, the first reversing seat 212 is thicker than the wedge-shaped end of the upper air port 146, the first reversing seat 212 rotates along the reversing joint 211 under the action of hot air pressure and backflow water body, the liquid guide outlet 145 is blocked, the backflow water body is impacted through hot air flow, the flow rate of the water body is reduced, the charged water body moves along the direction of an electric field line under the action of electric field force, the reversing pipe 22 is used for assisting in reversing, the backflow water body is reversed under the action of the electric field force, the impact of the water body on the side wall of a pipeline is reduced, bubbles are formed by the impact of the hot air flow on the water body, and the water body is driven to flow upwards along the reversing pipe 22 due to small density and large buoyancy of the bubbles, through water flow impact, the surface fouling of the water wheel 26 is avoided, the water passing efficiency is improved, after the water body with bubbles flows out of the reversing pipe 22, the water body with bubbles continuously inclines upwards and moves due to inertia, the water body in the fire-fighting water tank 4 is subjected to jet impact, the downward flowing trend of the local water body in the fire-fighting water tank 4 is damaged, the water backflow pressure is reduced, the heat exchange is carried out on the local water body through the internal hot bubbles, the upper-layer and lower-layer heat exchange is carried out on the water body in the fire-fighting water tank, impurities and salts in the water body are prevented from being separated out and forming floccules through convection, the hot bubbles gradually float upwards under the action of water pressure, when the hot bubbles float to the surface of the water body, the waves are formed on the surface of the water body, the flowing performance of the surface water body is improved, the icing caused by too low temperature is avoided, the service performance is influenced, after the surface temperature rises, the heat is accumulated between the surface water body and the upper surface in the fire-fighting water tank 4, form the interlayer, further isolated with water and cold air, when putting out a fire and putting out a fire, improve the adsorption efficiency of centering heavy metal granule through the fire water that has if the electric current in the fire water tank, improve the dust fall efficiency of putting out a fire.
As shown in fig. 1 to 4, the power transmission device 3 is located at the upper end of the base 11, the upper side of the base 11 is fastened and connected with the lower side of the power transmission device 3, the power transmission device 3 includes a power motor 31, a transmission shaft 32 and an impeller 35, one side of the power motor 31 is fastened and connected with one side of the base 11, the output end of the power motor 31 is fastened and connected with the transmission shaft 32, one side of the pump body 12 is provided with a through groove 121, one end of the transmission shaft 32 passes through the through groove 121, the transmission shaft 32 is hermetically connected with the through groove 121, the pump body 12 is provided with a rotation cavity 122, the impeller 35 is arranged in the rotation cavity 122, one side of the transmission shaft 32 far away from the power motor 31 is in transmission connection with the impeller 35, the outer side of the impeller 35 is in contact with the inner side wall surface of the rotation cavity 122, one side of the pump body 12 is provided with a water outlet 124, the reversing device 2 includes a water outlet pipe 24 and a connecting pipe 25, one end of the water outlet pipe 24 is communicated with the water outlet 124, two sides of the reversing base 14 are respectively provided with a liquid inlet 144 and a liquid outlet 145, the drainage inlet 144 is communicated with the drainage outlet 145, one end of the water outlet pipe 24, which is far away from the water outlet 124, is communicated with the drainage inlet 144, one side of the drainage outlet 145 is communicated with one end of the connecting pipe 25, the lower end of the side surface of the fire water tank 4 is provided with the liquid inlet 41, one side of the connecting pipe 25, which is far away from the drainage outlet 145, is communicated with the liquid inlet 41, and the negative end of the electric field generator 5 is led into the connecting pipe 25 through an electric wire.
The power motor 31 is installed and positioned through the base 11, the power motor 31 outputs torque through the transmission shaft 32, the torque output efficiency is improved through fastening connection, the transmission shaft 32 drives the impeller 35 to rotate, a moving ring and a static ring are arranged between the transmission shaft 32 and the through groove 121 for mechanical sealing, the vacuum degree in the groove is ensured, water body leakage is prevented, the transmission shaft 32 is rotatably supported through the through groove 121, the rotating cavity 122 is a working cavity of the impeller 35, the impeller 35 rotates at high speed, liquid generates high speed under the action of centrifugal force, is thrown out of the rotating cavity 122 and enters the reversing seat 14 through the water outlet pipe 24, the liquid guide inlet 144 is communicated with the liquid guide outlet 155, the water body is conveyed into the fire water tank 4 from the liquid inlet 41 through the connecting pipe 25, the reversing seat 14 is used for the main water hammer effect, the pipeline connection position is locally reinforced through the reversing seat 14, and the connection strength is improved, avoiding local damage.
As shown in fig. 1, 5 and 6, the reversing device 2 further comprises a reversing assembly 21, a reversing pipe 22 and an air guiding pipe 23, an upper through opening 146 is arranged on the reversing seat 14, a reversing groove 141 is arranged on one side of the upper through opening 146, the reversing assembly 21 is movably connected with the reversing groove 141, the reversing assembly 21 comprises a reversing joint 211, a reversing seat one 212 and a choke head 213, the reversing joint 211 is arranged on one side of the reversing seat one 212, the reversing joint 211 is movably connected with the reversing groove 141, the choke head 213 is arranged on the reversing seat one 212, the choke head 213 is matched with the diameter of the air guiding pipe 23, the reversing seat one 212 is matched with the diameter of the liquid guiding outlet 145, an air inlet 142 and a liquid changing port 143 are sequentially arranged on the upper side of the reversing seat 14, the upper through opening 146, the air inlet 142 and the liquid changing port 143 are communicated, the power transmission device 3 further comprises a heat dissipation fan 33 and a cover 34, the heat dissipation fan 33 is arranged on the power motor 31, the heat dissipation fan 33 is connected with the power motor 31, the heat radiation fan 33 exhausts air to the outside, a cover 34 is arranged on the outside of the heat radiation fan 33, the cover 34 is tightly connected with the power motor 31, an air guide opening 342 is formed in the cover 34, the air guide pipe 23 is connected with the air guide opening 342 in a sealing mode, one end, far away from the air guide opening 342, of the air guide pipe 23 is communicated with the air inlet 142, the bottom end of the reversing pipe 22 is communicated with the liquid exchange opening 143, the upper end of one side of the fire water tank 4 is provided with a drainage opening 42, the upper end of the reversing pipe 22 is communicated with the drainage opening 42, and the liquid guide outlet 145 is obliquely arranged.
The backflow water body is intercepted through the reversing seat 14, the upper through hole 146, the air inlet 142 and the liquid changing port 143 are communicated, a hollow cavity is formed at the joint, the diameter of the air inlet 142 is smaller than that of the liquid changing port 143, the reversing assembly 21 is supported and fixed through the reversing groove 141, the reversing seat I212 rotates in the reversing groove 141 through the reversing joint 211, the upper through hole 146 is arranged in a wedge shape, the thickness of the wedge-shaped surface is smaller than that of the reversing seat I212, the water body is guided conveniently, quick opening is achieved, impact on the impeller 35 is reduced, the reversing seat I212 rotates to drive the wind blocking head 213 to switch on and off the wind guide pipe 23, the liquid guide outlet 145 is sealed through the reversing seat I212, the liquid guide outlet 145 is obliquely arranged, the positioning performance of the reversing seat I212 is improved, the power motor 31 is cooled through the air inlet 142 and the wind guide pipe 23, hot air is guided into the reversing seat 14 through the wind guide pipe 23, strike the refluence water through high-pressure gas, exert reverse thrust to the reduction is to the impact force of pipeline, carries out hot-blast collection pressurization through housing 34, is equipped with air exit 341 on housing 34 and airs exhaust the pressure release, fixes housing 34 through the fastening connection, prevents to influence sealing performance, commutates the water conservancy diversion through switching-over pipe 22.
As shown in fig. 1, one side of the water outlet pipe 24 is fastened with the pump body 12, one side of the water outlet pipe 24, which is far away from the pump body 12, is fastened with one side of the reversing seat 14, one side of the connecting pipe 25, which is far away from the reversing seat 14, is fastened with the fire water tank 4, and one side of the air guide pipe 23 is fastened with the reversing seat 14.
The water outlet pipe 24 is supported through the pump body 12, the connecting pipe 25 is supported through the fire water tank 4, the water outlet pipe 24, the connecting pipe 25 and the reversing pipe 22 are all steel pipes, the rigidity is high, double-end support is conducted on the reversing seat 14 through the water outlet pipe 24 and the connecting pipe 25, and auxiliary support is conducted through the air guide pipe 23 and the reversing pipe 22 at the upper end.
As shown in fig. 4, the fixing device 1 further includes a supporting base 13, one side of the power motor 31 is fastened and connected with one side of the pump body 12 through the supporting base 13, a plurality of air grooves 131 are formed in the supporting base 13, and outlet ends of the air grooves 131 face the power motor 31.
The supporting seat 13 is used for connecting the power motor 31 and the pump body 12, the transmission shaft 32 is protected, torque transmission interruption caused by foreign matter winding is prevented, the air inlet amount is increased through the air groove 131, air cooling is assisted to the power motor 31, and the power motor 31 is prevented from being overloaded due to heating.
As shown in fig. 3, 8 and 9, the reversing pipe 22 rotatably supports the wheel shaft 27 through the supporting groove 221, the water wheel 26 is limited through the wheel shaft 27, the water body flows to drive the water wheel 26 to rotate, the positive end of the electric field generator 5 is connected with the water wheel 26, the water wheel 26 is prevented from scaling through water flow impact, the rotation is blocked, and the rotation fluency is improved.
As shown in fig. 10, a snap ring is disposed on one side of the air-guiding duct 23 close to the air-guiding opening 342, the movable plate 28 is limited by the snap ring, and the movable plate 28 rotates in the movable groove through the upper arc-shaped protrusion to turn on or off the air-guiding duct 23.
As shown in fig. 3, the reversing pipe 22 is arranged in an arc shape, and the radian is designed according to the position of the reversing pipe 22 in the electric field generator 5 and the strength of the electric field lines, so that the water body reversing is assisted, and the impact of the water body backflow on the pipe wall is reduced.
The working principle of the invention is as follows: the water body is charged through the electric field generator 5, because solid small particles and salt components in the water body are more, after water feeding is completed, the charged water body flows backwards, the upper through hole 146 is a wedge-shaped opening, the first reversing seat 212 is thicker than the wedge-shaped end of the upper through hole 146, the first reversing seat 212 rotates along the reversing joint 211 under the action of hot air pressure and backflow water body, the liquid guide outlet 145 is blocked, impact of the water body on an impeller is reduced, and the backflow water body is impacted through hot air flow, so that the flow speed of the water body is reduced; the charged water body moves along the direction of electric field lines under the action of electric field force, and is assisted to be reversed through the reversing pipe 22, so that the reversed water body is reversed under the action of the electric field force; the hot air flow impacts the water body to form bubbles, and the bubbles are low in density and high in buoyancy, so that the water body is driven to flow upwards along the reversing pipe 22, and the surface of the water wheel 26 is prevented from being accumulated with scale through water flow impact; after the water body with bubbles flows out of the reversing pipe 22, the water body with bubbles continuously moves upwards in an inclined way due to inertia, so that jet impact is carried out on the water body in the fire-fighting water tank 4, and the trend that the local water body in the fire-fighting water tank 4 flows downwards is damaged; the heat exchange is carried out on the local water body through the internal hot air bubbles, so that the upper layer and the lower layer of the water body in the fire water tank carry out convective heat exchange; the hot bubbles gradually float upwards under the action of water pressure, when the hot bubbles float to the surface of the water body, the bubbles break to form ripples on the surface of the water body, and after the temperature of the surface layer rises, heat is accumulated between the water body of the surface layer and the upper surface inside the fire water tank 4 to form an interlayer to further isolate the water body from cold air; the upper through opening 146 is arranged in a wedge shape, the thickness of the wedge-shaped surface is smaller than that of the first reversing seat 212, impact on the impeller 35 is reduced, the first reversing seat 212 rotates to drive the choke head 213 to be connected and disconnected with the air guide pipe 23, the first reversing seat 212 seals the liquid guide outlet 145, the liquid guide outlet 145 is obliquely arranged, and positioning performance of the first reversing seat 212 is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are 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.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A fire water tank working shaft which characterized in that: the water supply pump of the fire water tank comprises a fixing device (1), a reversing device (2), a power transmission device (3) and an electric field generator (5), the fixing device (1) is connected with the reversing device (2), the power transmission device (3) is connected with the fixing device (1), one side of the fixing device (1) is provided with a fire water tank (4), the fixing device (1) is connected with the fire water tank (4), the reversing device (2) is tightly connected with the fire water tank (4), the power transmission device (3) is communicated with the reversing device (2), the fixing device (1) comprises a base (11), a pump body (12) and a reversing seat (14), one side of the electric field generator (5) is fixedly connected with one side of the base (11), one side of the pump body (12) is fixedly connected with one side of the base (11), and the pump body (12) is communicated with the fire water tank (4) through a reversing seat (14);
the power transmission device (3) is positioned at the upper end of the base (11), the upper side of the base (11) is fixedly connected with the lower side of the power transmission device (3), the power transmission device (3) comprises a power motor (31), a transmission shaft (32) and an impeller (35), one side of the power motor (31) is fixedly connected with one side of the base (11), the output end of the power motor (31) is fixedly connected with the transmission shaft (32), a through groove (121) is arranged at one side of the pump body (12), one end of the transmission shaft (32) penetrates through the through groove (121), the transmission shaft (32) is hermetically connected with the through groove (121), a rotary cavity (122) is arranged on the pump body (12), the impeller (35) is arranged in the rotary cavity (122), one side of the power motor (31) and the impeller (35) are in transmission connection with each other, the outer side of the impeller (35) is in contact with the inner side wall surface of the rotary cavity (122), a water outlet (124) is formed in one side of the pump body (12), the reversing device (2) comprises a water outlet pipe (24) and a connecting pipe (25), one end of the water outlet pipe (24) is communicated with the water outlet (124), a liquid guiding inlet (144) and a liquid guiding outlet (145) are formed in two sides of the reversing seat (14) respectively, the liquid guiding inlet (144) is communicated with the liquid guiding outlet (145), one end, far away from the water outlet (124), of the water outlet pipe (24) is communicated with the liquid guiding inlet (144), one side of the liquid guiding outlet (145) is communicated with one end of the connecting pipe (25), a liquid inlet (41) is formed in the lower end of the side face of the fire water tank (4), one side, far away from the liquid guiding outlet (145), of the connecting pipe (25) is communicated with the liquid inlet (41), and the negative electrode end of the electric field generator (5) is led into the connecting pipe (25) through a wire;
the reversing device (2) further comprises a reversing assembly (21), a reversing pipe (22) and an air guide pipe (23), an upper through hole (146) is formed in the reversing seat (14), a reversing groove (141) is formed in one side of the upper through hole (146), the reversing assembly (21) is movably connected with the reversing groove (141), the reversing assembly (21) comprises a reversing joint (211), a first reversing seat (212) and a choke head (213), the reversing joint (211) is arranged on one side of the first reversing seat (212), the reversing joint (211) is movably connected with the reversing groove (141), the choke head (213) is arranged on the first reversing seat (212), the size of the choke head (213) is matched with the diameter of the air guide pipe (23), the size of the first reversing seat (212) is matched with the diameter of a liquid guide outlet (145), an air inlet (142) and a liquid change port (143) are sequentially formed in the upper side of the reversing seat (14), and the upper through hole (146), The air inlet (142) is communicated with the liquid exchange port (143), the power transmission device (3) further comprises a heat dissipation fan (33) and a housing (34), the heat dissipation fan (33) is arranged at the tail end of the power motor (31), the heat dissipation fan (33) is connected with the power motor (31), the heat dissipation fan (33) exhausts air to the outside, the housing (34) is arranged on the outer side of the heat dissipation fan (33), the housing (34) is fixedly connected with the power motor (31), an air guide port (342) is formed in the housing (34), the air guide pipe (23) is hermetically connected with the air guide port (342), one end, far away from the air guide port (342), of the air guide pipe (23) is communicated with the air inlet (142), the bottom end of the reversing pipe (22) is communicated with the liquid exchange port (143), a drainage port (42) is formed in the upper end of one side of the fire water tank (4), and the upper end of the reversing pipe (22) is communicated with the drainage port (42), the liquid guide outlet (145) is obliquely arranged;
one side of the water outlet pipe (24) is fixedly connected with the pump body (12), one side of the water outlet pipe (24), which is far away from the pump body (12), is fixedly connected with one side of the reversing seat (14), one side of the connecting pipe (25), which is far away from the reversing seat (14), is fixedly connected with the fire water tank (4), and one side of the air guide pipe (23) is fixedly connected with the reversing seat (14).
2. A fire water tank water supply pump as defined in claim 1, wherein: fixing device (1) still includes supporting seat (13), power motor (31) one side is through supporting seat (13) and pump body (12) one side fastening connection, be equipped with a plurality of wind grooves (131) on supporting seat (13), wind groove (131) exit end is towards power motor (31).
3. A fire water tank water supply pump as defined in claim 1, wherein: the utility model discloses a reversing pipe, including switching-over pipe (22), supporting groove (221) are equipped with in supporting groove (221), be equipped with shaft (27) in supporting groove (221), be equipped with water wheels (26) on shaft (27), water wheels (26) outside and switching-over pipe (22) inner wall contact, electric field generator (5) positive pole end passes through the electric wire and is connected with water wheels (26).
4. A fire water tank water supply pump as defined in claim 1, wherein: the reversing device (2) further comprises a movable plate (28), wherein a movable groove is formed in one side, close to the air guide opening (342), of the air guide pipe (23), the upper end of the movable plate (28) is provided with an arc-shaped bump, and the arc-shaped bump is movably connected with the movable groove.
5. A fire water tank water supply pump as claimed in claim 3, wherein: the reversing pipe (22) is an arc-shaped pipe.
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| CN202110549364.5A CN113250278B (en) | 2021-05-20 | 2021-05-20 | Water supply pump of fire water tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110549364.5A CN113250278B (en) | 2021-05-20 | 2021-05-20 | Water supply pump of fire water tank |
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| CN113250278A CN113250278A (en) | 2021-08-13 |
| CN113250278B true CN113250278B (en) | 2022-02-01 |
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| CN101463910A (en) * | 2007-12-19 | 2009-06-24 | 帕洛阿尔托研究中心公司 | Novel electrostatically addressable microvalves |
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| CN113250278A (en) | 2021-08-13 |
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