CN114857094A - Explosion-proof water pump - Google Patents
Explosion-proof water pump Download PDFInfo
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- CN114857094A CN114857094A CN202210780781.5A CN202210780781A CN114857094A CN 114857094 A CN114857094 A CN 114857094A CN 202210780781 A CN202210780781 A CN 202210780781A CN 114857094 A CN114857094 A CN 114857094A
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- cooling pipe
- water
- assembly
- power
- water pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 235
- 239000012535 impurity Substances 0.000 claims abstract description 88
- 238000001914 filtration Methods 0.000 claims abstract description 32
- 238000001816 cooling Methods 0.000 claims description 226
- 230000005540 biological transmission Effects 0.000 claims description 37
- 238000007789 sealing Methods 0.000 claims description 32
- 238000003756 stirring Methods 0.000 claims description 30
- 238000012544 monitoring process Methods 0.000 claims description 20
- 230000001133 acceleration Effects 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 15
- 229920000742 Cotton Polymers 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 5
- 239000010865 sewage Substances 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004880 explosion Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 230000009172 bursting Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 11
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 230000014759 maintenance of location Effects 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/5866—Cooling at last part of the working fluid in a heat exchanger
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/12—Combinations of two or more pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0066—Control, e.g. regulation, of pumps, pumping installations or systems by changing the speed, e.g. of the driving engine
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an explosion-proof water pump. The explosion-proof water pump comprises a water pump body and an explosion-proof part, wherein the water pump body comprises an outer shell, a first power shaft and a second power shaft, one end of the first power shaft is rotatably arranged on the inner wall of the outer shell, the other end of the first power shaft movably extends out of the outer shell, two ends of the second power shaft are rotatably arranged on the inner wall of the outer shell, the power shaft is arranged below the first power shaft, a power cavity is arranged in the outer shell, a shaft linkage assembly and a water conveying assembly are arranged in the power cavity, and the shaft linkage assembly comprises a driving gear fixed on the outer ring of the first power shaft and a driven gear fixed on the outer ring of the second power shaft; the water pump body is prevented from bursting due to high pressure caused by overhigh water temperature and flow speed by reducing the water temperature in advance; also can avoid the water pump body inside because of the phenomenon of bursting that impurity blockked up and arouse in advance through filtering the impurity of aquatic, the security is high.
Description
Technical Field
The invention relates to the field of water pumps, in particular to an explosion-proof water pump.
Background
Water pumps are machines that deliver or pressurize a liquid. The water pump is easy to generate high pressure in a power cavity of the water pump due to high-speed conveying in the water conveying process if the temperature of the water is too high, so that the water pump is easy to burst;
and the water contains particle impurities, and the particle impurities are accumulated in the power chamber and then are increased, so that the structures are seriously abraded, and an output channel is blocked to cause the phenomenon of over-high pressure and burst. Therefore, it is necessary to provide an explosion-proof water pump to solve the above problems.
Disclosure of Invention
The invention aims to provide an explosion-proof water pump to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an explosion-proof water pump comprises a water pump body and an explosion-proof part, wherein the water pump body comprises an outer shell, a first power shaft and a second power shaft, one end of each power shaft is rotatably arranged on the inner wall of the outer shell, the other end of each power shaft movably extends out of the outer shell, two ends of each power shaft are rotatably arranged on the inner wall of the outer shell, each power shaft is arranged below the first power shaft, a power cavity is arranged in the outer shell, a shaft linkage assembly and a water conveying assembly are arranged in each power cavity, each shaft linkage assembly comprises a driving gear fixed on the outer ring of the first power shaft and a driven gear fixed on the outer ring of the second power shaft, the driving gear is meshed with the driven gear, the driving gear and the driven gear are arranged at one end, far away from the first power shaft, extending out of the outer shell, each water conveying assembly comprises a first impeller and a second impeller, the first impeller is fixed on the outer ring of the first power shaft, and the second impeller is fixed on the outer ring of the second power shaft, the first impeller and the second impeller are distributed up and down correspondingly, the same side of the first impeller and the second impeller is provided with an input end, the other side of the first impeller and the second impeller is provided with an output end, and the power cavity is communicated between the input end and the output end;
the explosion-proof part comprises an outer cooling pipe and an inner cooling pipe, the inner cooling pipe is arranged in the outer cooling pipe, a sensing unit for monitoring the temperature of water is arranged in the outer cooling pipe, an outer channel is reserved between the inner cooling pipe and the outer cooling pipe, the surface of the inner cooling pipe is densely distributed with filtering holes, water enters from the filtering holes of the inner cooling pipe, an inner channel is formed inside the inner cooling pipe, the inner part of the inner cooling pipe is also provided with a spiral accelerating assembly, the surface of the inner cooling pipe is provided with an outflow hole at the position corresponding to the spiral accelerating assembly, the spiral accelerating component drives the passing water to rotate in a spiral mode to accelerate the water to flow, impurities in the water enter an outer channel between the outer cooling pipe and the inner cooling pipe through the outflow hole, the outer channel department still is provided with the filter screen subassembly, the filter screen subassembly prevents that impurity from passing through, the one end and the input butt joint of spiral acceleration subassembly are kept away from to outer cooling tube.
Preferably, a connecting ring is integrally arranged at the outer ring of one end of the inner cooling pipe and is connected to the inner ring of the outer cooling pipe in a threaded fit manner.
The invention realizes the purpose of controlling the water temperature by changing the flow rate of water in the external cooling pipe, thereby realizing the automatic adjustment of the water temperature, and specifically comprises the following steps: the sensing unit monitors the specific temperature of water in the outer cooling pipe, if the temperature of the water is too high, the rotating speed of the spiral acceleration assembly is reduced, so that the water flow speed in the inner cooling pipe and the outer cooling pipe is reduced, the water has enough residence time in the outer cooling pipe, more heat in the water can be transferred through the inner wall and the outer wall of the outer cooling pipe to be dissipated, and the purpose of reducing the temperature of the water is achieved;
furthermore, when water is driven by the spiral accelerating assembly to rotate in the outer cooling pipe and the inner cooling pipe in a spiral mode, impurities in the water are distributed on the periphery of the water in the inner cooling pipe due to the action of spiral centrifugal force, when the water passes through the outflow hole, the water can enter the outer channel from the outflow hole, the purpose of collecting the impurities in the outer channel is achieved, along with the flowing of the water in the inner cooling pipe, a part of water enters the outer channel through the filtering hole to be supplemented, the water entering the outer channel along with the impurities is continuously driven to flow, when the water and the impurities pass through the filter screen assembly, the water flows into the outer cooling pipe through the filter screen assembly and is converged with the water in the outer cooling pipe, and the impurities are blocked by the filter screen assembly and collected in the outer channel;
in actual use, a plurality of groups of inner cooling pipes are arranged in the outer cooling pipe at equal intervals, for example, a group of inner cooling pipes are arranged at intervals of one meter, the length of each inner cooling pipe is usually twenty centimeters, so that impurities generated by water in the outer cooling pipe can be fully filtered when the outer cooling pipe is long, the mode of filtering by a filter screen arranged in the outer cooling pipe is replaced by the inner cooling pipe, the amount of water passing through the outer cooling pipe is increased, and the phenomenon that the impurities are blocked at the position of the filter screen to easily form blockage is avoided;
in the device, when a sensing unit monitors that the temperature of water in an outer cooling pipe is too low, the rotating speed of a spiral accelerating assembly is increased, so that the water in the inner cooling pipe and the outer cooling pipe is accelerated, the water has shorter retention time in the outer cooling pipe, the heat transferred from the water through the inner wall and the outer wall of the outer cooling pipe is reduced, and the aim of keeping the temperature of the water not too low is fulfilled;
preferably, the spiral acceleration assembly comprises a stirring plate, a connecting sleeve and a screw rod, wherein the stirring plate is fixed at the outer ring of the connecting sleeve and provided with a plurality of groups, the groups of stirring plates are distributed in a circular array shape, and the screw rod is arranged on the connecting sleeve.
When the spiral acceleration assembly rotates, the stirring plate rotates around the axis position of the connecting sleeve, so that the purpose that water rotates in a spiral mode is achieved.
Preferably, the stirring plate is provided with an arc-shaped protrusion and an arc-shaped groove, the arc-shaped protrusion is arranged at one end of the stirring plate, which is far away from the connecting sleeve, the arc-shaped groove is arranged at one end of the stirring plate, which is close to the connecting sleeve, and the arc-shaped protrusion and the arc-shaped groove are arranged at the same side of the stirring plate.
Further, the spiral is when rotating with higher speed the subassembly, and the stirring board rotates clockwise in figure 6, and the arc arch can promote the impurity of aquatic and get into to discharge orifice department, and the arc recess then gathers together the clean water of water central point position to central point and puts for the water that the spiral accelerates the subassembly driven keeps its central point to be clean water, and the peripheral position is the purpose of the water that contains impurity, makes the impurity of aquatic can be better collect in getting into outer channel through the discharge orifice.
Preferably, be provided with the power component of the subassembly is accelerated to the drive spiral on the outer cooling tube, power component includes power pack, first transmission shaft, reversing coupling, secondary drive axle, power pack passes through the mounting panel to be fixed at the outer lane of outer cooling tube, the lower extreme at power pack is connected in the transmission of first transmission shaft, and the lower extreme activity of first transmission shaft stretches into the inside of interior cooling tube, the secondary drive axle is coaxial with interior cooling tube and set up in the middle part of interior cooling tube, be connected through the reversing coupling transmission between the one end of secondary drive axle and the lower extreme of first transmission shaft, the inside of adapter sleeve is inserted to the other end of secondary drive axle, and the secondary drive axle passes through the screw rod to be fixed on the adapter sleeve.
In order to better drive the spiral accelerating assembly, one part of the power assembly is arranged outside the outer cooling pipe, and the spiral accelerating assembly is driven from the outside of the outer cooling pipe, so that the influence on the inner section area of the outer cooling pipe is reduced, the water passing through the outer cooling pipe is ensured, and sufficient water is ensured to pass through to better cool equipment in the numerical control machining center;
specifically, the power unit can use devices such as a servo motor, the power unit drives the first transmission shaft to rotate, the reversing coupler transmits rotating force to the second transmission shaft, the second transmission shaft drives the stirring plate to rotate through the connecting sleeve, and the first transmission shaft penetrates through the outer cooling pipe and the inner cooling pipe and is sealed through the rubber ring.
Preferably, the outflow hole is a rectangular groove structure, the outflow hole is provided with a plurality of groups around the outer ring of the spiral accelerating assembly, the filtering holes on the surface of the inner cooling pipe are communicated with the outer channel and the inner channel simultaneously, and the filtering holes are arranged at one end, far away from the power assembly, of the spiral accelerating assembly.
The outer lane that the outlet is around spiral acceleration subassembly is provided with the multiunit, has guaranteed that the spiral accelerates the subassembly drive and takes place its outlying impurity of spiral pivoted water and can be more even and abundant through the outlet, and the impurity through the outlet gets into the inside of outer passageway and is collected.
Preferably, the filter screen assembly comprises a metal plate fixedly welded at the outer ring of the inner cooling pipe, one surface of the metal plate, which is close to the connecting ring, is fixedly provided with a filter cotton block, and through holes are densely distributed in the metal plate.
In order to avoid the filter screen subassembly to be strikeed by the impact of water spiral pivoted impact force and destroy, be provided with the metal sheet in one side of filtering the cotton piece, the metal sheet plays the supporting role to filtering the cotton piece, and filters the cotton piece and be used for the impurity of better blockking big or small granule to pass through.
Preferably, a collecting assembly used for collecting impurities in the outer channel is arranged below the outer cooling pipe and comprises a collecting bottle and a bottle mouth which are integrally arranged, a threaded hole communicated with the inner side and the outer side of the outer channel is formed in the outer cooling pipe, one end, far away from the collecting bottle, of the bottle mouth is connected to the threaded hole in a threaded fit mode, and the threaded hole is formed in one end, far away from the outflow hole, of the outer channel.
According to the invention, the impurities blocked by the filter screen assembly stay below one end, close to the filter screen assembly, of the outer channel, and the impurities can automatically fall into the collecting bottle through the bottle opening in the threaded hole and be collected after staying, so that the purpose of cleaning the impurities in the outer channel in real time is achieved, and the phenomenon that the filter cotton block is blocked and blocked by the impurities is avoided.
Preferably, the collecting assembly is internally provided with a self-sealing sewage discharging mechanism, the self-sealing sewage discharging mechanism comprises a movable sealing block and a cross pressure relief hole, the movable sealing block comprises two conical structures which are spliced with each other, the tips of the two conical structures deviate from each other, the connecting line of the tips of the two conical structures is coaxial with the collecting bottle, the diameter of the large end of each conical structure is larger than the inner diameter of the bottle opening, the movable sealing block is suspended inside the position, close to the bottle opening, of the collecting bottle, a guide assembly is arranged on the movable sealing block, the cross pressure relief hole is formed in the bottom surface of the collecting bottle, the bottom surface of the collecting bottle is made of an elastic plate, the guide assembly comprises a guide plate, a guide hole and a guide rod, the guide plate is fixedly welded on the inner wall of the collecting bottle, the guide hole penetrates through the upper surface and the lower surface of the guide plate simultaneously, and the guide rod is fixedly welded at the upper end of the movable sealing block, the upper end activity of guide bar passes the guiding hole, and the upper end of guide bar is connected with the stop nut who is located the guiding hole top through screw thread fit, the guiding hole is coaxial with the receiving flask.
Preferably, a monitoring unit for monitoring the water flow dynamic pressure is arranged in the outer channel at a position close to the filter screen assembly, and the monitoring unit is fixed on the outer wall of the inner cooling pipe.
The invention also realizes the purpose of monitoring the water flow pressure in the outer cooling pipe, the flow pressure of water at different positions in the outer cooling pipe is monitored by the monitoring unit so as to know the circulation condition of water at different positions in the outer cooling pipe, if the pressure is reduced, the position of the outer cooling pipe is proved to be blocked, and at the moment, the corresponding power assembly is started, so that the spiral acceleration assembly drives water to rapidly flow, the outer cooling pipe is dredged, and the purpose of clearing the blockage of the outer cooling pipe is achieved.
The invention has the technical effects and advantages that:
1. the water pump body is prevented from bursting due to high pressure caused by overhigh water temperature and flow speed by reducing the water temperature in advance; impurities in water can be filtered in advance, so that the bursting phenomenon caused by the blockage of the impurities in the water pump body is avoided, and the safety is high;
2. the invention realizes the purpose of controlling the water temperature by changing the flow rate of water in the external cooling pipe, thereby realizing the automatic adjustment of the water temperature, and specifically comprises the following steps: the sensing unit monitors the specific temperature of water in the outer cooling pipe, if the temperature of the water is too high, the rotating speed of the spiral acceleration assembly is reduced, so that the water flow speed in the inner cooling pipe and the outer cooling pipe is reduced, the water has enough residence time in the outer cooling pipe, more heat in the water can be transferred through the inner wall and the outer wall of the outer cooling pipe to be dissipated, and the purpose of reducing the temperature of the water is achieved;
3. when water is driven by the spiral accelerating assembly to rotate in the spiral form in the outer cooling pipe and the inner cooling pipe, impurities in the water are distributed on the periphery of the water in the inner cooling pipe due to the action of spiral centrifugal force, when the water passes through the outflow hole, the water enters the outer channel from the outflow hole, the purpose of collecting the impurities in the outer channel is achieved, along with the flow of the water in the inner cooling pipe, a part of water enters the outer channel through the filtering hole to be supplemented, the water entering the outer channel along with the impurities is continuously driven to flow, when the water and the impurities pass through the filtering net assembly, the water flows into the outer cooling pipe through the filtering net assembly to be converged with the water in the outer cooling pipe, and the impurities are blocked by the filtering net assembly to be collected in the outer channel; the use of the inner cooling pipe replaces the mode of filtering by arranging a filter screen in the outer cooling pipe, so that the amount of water passing through the outer cooling pipe is increased, and the phenomenon that impurities are blocked at the position of the filter screen to easily form blockage is avoided;
4. when the sensing unit monitors that the temperature of water in the outer cooling pipe is too low, the rotating speed of the spiral accelerating assembly is increased, so that the water flow speed in the inner cooling pipe and the outer cooling pipe is increased, the water has shorter retention time in the outer cooling pipe, the heat transferred from the water through the inner wall and the outer wall of the outer cooling pipe is reduced, and the purpose of keeping the temperature of the water not too low is achieved; the outer ring of the outflow hole surrounding the spiral accelerating assembly is provided with a plurality of groups, so that the peripheral impurities of the water which is driven by the spiral accelerating assembly to rotate spirally can more uniformly and fully pass through the outflow hole, and the impurities passing through the outflow hole enter the inner part of the outer channel to be collected;
5. according to the invention, the impurities blocked by the filter screen assembly stay below one end, close to the filter screen assembly, of the outer channel, and the impurities can automatically fall into the collecting bottle through the bottle opening in the threaded hole after staying and are collected, so that the purpose of cleaning the impurities in the outer channel in real time is achieved, and the phenomenon that the filter cotton block is blocked and blocked by the impurities is avoided; the invention also realizes the purpose of monitoring the water flow pressure in the outer cooling pipe, the flow pressure of water at different positions in the outer cooling pipe is monitored through the monitoring unit so as to know the circulation condition of water at different positions in the outer cooling pipe, if the pressure is reduced, the position of the outer cooling pipe is proved to be blocked, and at the moment, the corresponding power assembly is started, so that the spiral accelerating assembly drives water to flow rapidly, the outer cooling pipe is dredged, and the purpose of clearing the blockage of the outer cooling pipe is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the water pump body according to the present invention;
FIG. 3 is a schematic view of the driving gear of the present invention;
FIG. 4 is a schematic structural diagram of a first impeller and a second impeller according to the present invention;
FIG. 5 is a schematic view of an external cooling tube configuration of the present invention;
FIG. 6 is a cross-sectional view of an outer cooling tube of the present invention;
FIG. 7 is a schematic view of a spiral accelerating assembly according to the present invention;
FIG. 8 is a schematic view of the collection assembly of the present invention;
FIG. 9 is a cross-sectional view of an inner cooling tube according to the present invention;
FIG. 10 is an enlarged view of the structure at A in FIG. 6 according to the present invention;
FIG. 11 is an enlarged view of the structure at B in FIG. 6 according to the present invention;
FIG. 12 is an enlarged view of the structure of FIG. 8 at C in accordance with the present invention;
FIG. 13 is a cross-sectional view of the overall structure of the present invention;
FIG. 14 is a schematic view of the outer cooling tubes of the present invention in a vertical configuration;
fig. 15 is an enlarged view of the collecting assembly of fig. 11 according to the present invention.
In the figure: 1. a water pump body; 101. an outer housing; 102. a first power shaft; 103. an impeller I; 104. an impeller II; 105. a second power shaft; 106. a driving gear; 107. a driven gear; 108. an output end; 109. an input end; 2. an explosion-proof portion; 201. an outer cooling tube; 202. cooling the tube; 3. a power assembly; 4. a collection assembly; 5. a spiral acceleration assembly; 6. an outer channel; 7. an inner channel; 8. a rubber ring; 9. a monitoring unit; 10. a sensing unit; 11. a threaded hole; 21. a connecting ring; 22. a metal plate; 23. filtering the cotton block; 24. a through hole; 31. a power unit; 32. a first drive shaft; 33. a reversing coupling; 34. a second drive shaft; 35. mounting a plate; 41. a collection bottle; 42. a bottle mouth; 43. moving the sealing block; 44. a cross-shaped pressure relief hole; 45. a guide plate; 46. a guide hole; 47. a guide bar; 48. a limit nut; 49. deforming the pipe section; 51. an outflow hole; 52. a stirring plate; 53. connecting sleeves; 54. a screw; 55. an arc-shaped groove; 56. and an arc-shaped bulge.
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.
Example one
As shown in fig. 1 to 13, an explosion-proof water pump comprises a water pump body 1 and an explosion-proof part 2, wherein the water pump body 1 comprises an outer shell 101, a first power shaft 102 and a second power shaft 105, one end of the first power shaft 102 is rotatably arranged on the inner wall of the outer shell 101, the other end of the first power shaft 102 movably extends out of the outer shell 101, both ends of the second power shaft 105 are rotatably arranged on the inner wall of the outer shell 101, the power shaft 105 is arranged below the first power shaft 102, a power chamber is arranged inside the outer shell 101, a shaft linkage assembly and a water conveying assembly are arranged in the power chamber, the shaft linkage assembly comprises a driving gear 106 fixed on the outer ring of the first power shaft 102 and a driven gear 107 fixed on the outer ring of the second power shaft 105, the driving gear 106 is meshed with the driven gear 107, the driving gear 106 and the driven gear 107 are arranged on one end, far away from the first power shaft 102, extending out of the outer shell 101, in the power chamber, the water conveying assembly comprises a first impeller 103 and a second impeller 104, the first impeller 103 is fixed on the outer ring of the first power shaft 102, the second impeller 104 is fixed on the outer ring of the second power shaft 105, the first impeller 103 and the second impeller 104 are distributed up and down correspondingly, an input end 109 is arranged on the same side of the first impeller 103 and the second impeller 104, an output end 108 is arranged on the other side of the first impeller 103 and the second impeller 104, a power chamber is communicated between the input end 109 and the output end 108, one end of the first power shaft 102, which extends out of the outer shell 101, can be connected with a motor, the motor drives the first power shaft 102 to rotate, the first power shaft 102 drives the second power shaft 105 to rotate through the meshing action between a driving gear 106 and a driven gear 107 when rotating, the first power shaft 102 and the second power shaft 105 rotate simultaneously, the first impeller 103 and the second impeller 104 rotate simultaneously, and at the moment, suction force generated by the simultaneous rotation of the first impeller 103 and the second impeller 104 can output water to the output end 108 through the input end 109.
In the device, the first power shaft 102 and the second power shaft 105 are in matched transmission with the driven gear 107 through the driving gear 106, and the driving gear 106 and the driven gear 107 are high in strength, so that the first impeller 103 and the second impeller 104 can stably rotate in the power cavity, the driving gear 106 and the driven gear 107 are not easily burst and damaged when the water pressure is too high, and the continuous and stable working state of the water pump body 1 is ensured.
Wherein, the explosion-proof part 2 comprises an outer cooling pipe 201 and an inner cooling pipe 202, the inner cooling pipe 202 is arranged in the outer cooling pipe 201, a sensing unit 10 for monitoring the temperature of water is arranged in the outer cooling pipe 201, an outer channel 6 is left between the inner cooling pipe 202 and the outer cooling pipe 201, filter holes are densely distributed on the surface of the inner cooling pipe 202, water enters from the filter holes of the inner cooling pipe 202, an inner channel 7 is formed inside the inner cooling pipe 202, a spiral accelerating assembly 5 is also arranged inside the inner cooling pipe 202, an outlet hole 51 is arranged on the surface of the inner cooling pipe 202 corresponding to the position of the spiral accelerating assembly 5, the water driven by the spiral accelerating assembly 5 rotates in a spiral mode to accelerate the water flow, impurities in the water enter the outer channel 6 between the outer cooling pipe 201 and the inner cooling pipe 202 through the outlet hole 51, a filter screen assembly is also arranged at the position of the outer channel 6, and prevents the impurities from passing through, the end of the outer cooling tube 201 remote from the spiral acceleration assembly 5 is butted against the input end 109.
An outer ring of one end of the inner cooling pipe 202 is integrally provided with a connecting ring 21, and the connecting ring 21 is connected to an inner ring of the outer cooling pipe 201 through thread fit.
The invention realizes the purpose of controlling the water temperature by changing the flow rate of water in the external cooling pipe 201, thereby realizing the automatic adjustment of the water temperature, and specifically comprises the following steps: the sensing unit 10 monitors the specific temperature of water in the outer cooling pipe 201, if the temperature of the water is too high, the rotating speed of the spiral accelerating assembly 5 and the power of the water pump body 1 are reduced, so that the water flow speed in the inner cooling pipe 202 and the outer cooling pipe 201 is slowed, the water has enough retention time in the outer cooling pipe 201, more heat in the water can be transmitted through the inner wall and the outer wall of the outer cooling pipe 201 to be dissipated, the purpose of reducing the temperature of the water is achieved, and the phenomenon that the water pump body 1 bursts due to high pressure caused by the fact that the temperature of the water is too high and the flow speed of the water is too high is avoided by reducing the temperature of the water passing through the water pump body 1 in advance;
further, when water is driven by the spiral accelerating assembly 5 to rotate in the outer cooling pipe 201 and the inner cooling pipe 202 in a spiral manner, impurities in the water are distributed on the periphery of the water in the inner cooling pipe 202 due to the action of spiral centrifugal force, when the water passes through the outflow hole 51, the water enters the outer channel 6 from the outflow hole 51, the purpose of collecting the impurities in the outer channel 6 is achieved, along with the flow of the water in the inner cooling pipe 202, a part of water enters the outer channel 6 through the filtering hole to be supplemented so as to continuously drive the water entering the outer channel 6 along with the impurities to flow, when the water and the impurities pass through the filtering net assembly, the water flows into the outer cooling pipe 201 through the filtering net assembly to be converged with the water in the outer cooling pipe 201, the impurities are blocked and collected in the outer channel 6 by the filtering net assembly, and the bursting phenomenon caused by the blockage of the impurities in the water is avoided by filtering in advance, the safety is high;
in practical use, a plurality of groups of inner cooling pipes 202 are arranged in the outer cooling pipe 201 at equal intervals, for example, a group of inner cooling pipes 202 are arranged at intervals of one meter, the length of each inner cooling pipe 202 is usually twenty centimeters, so that impurities generated by water in the outer cooling pipe 201 can be fully filtered when the outer cooling pipe 201 is long, the mode of filtering by a filter screen arranged in the outer cooling pipe 201 is replaced by the inner cooling pipes 202, the amount of water passing through the outer cooling pipe 201 is increased, and the phenomenon that the impurities are blocked at the position of the filter screen to easily form blockage is avoided;
in the device, when the sensing unit 10 monitors that the water temperature in the outer cooling pipe 201 is too low, the rotating speed of the spiral accelerating assembly 5 is increased, so that the water flowing in the inner cooling pipe 202 and the outer cooling pipe 201 is accelerated, the water has less retention time in the outer cooling pipe 201, the heat transferred from the water through the inner wall and the outer wall of the outer cooling pipe 201 is reduced, and the purpose of keeping the water temperature not too low is realized, and the sensing unit 10 can use a temperature sensor and other devices;
in the device, the diameter of the filter holes densely distributed on the inner cooling pipe 202 is small, and the filter holes can prevent impurities in the outer channel 6 from being discharged into the inner channel 7 reversely.
The spiral acceleration assembly 5 comprises a stirring plate 52, a connecting sleeve 53 and a screw 54, wherein the stirring plate 52 is fixed at the outer ring of the connecting sleeve 53, a plurality of groups of stirring plates 52 are arranged, the groups of stirring plates 52 are distributed in a circular array shape, and the screw 54 is arranged on the connecting sleeve 53.
When the spiral accelerating assembly 5 rotates, the stirring plate 52 rotates around the axial position of the connecting sleeve 53, so that the purpose that water rotates in a spiral form is achieved.
The stirring plate 52 is provided with an arc-shaped protrusion 56 and an arc-shaped groove 55, the arc-shaped protrusion 56 is arranged at one end of the stirring plate 52 far away from the connecting sleeve 53, the arc-shaped groove 55 is arranged at one end of the stirring plate 52 close to the connecting sleeve 53, and the arc-shaped protrusion 56 and the arc-shaped groove 55 are arranged at the same side of the stirring plate 52.
Further, when the spiral accelerating assembly 5 rotates, the stirring plate 52 rotates clockwise as shown in fig. 6, the arc-shaped protrusion 56 pushes impurities in water to enter the outflow hole 51, and the arc-shaped groove 55 further gathers clean water at the central position of the water to the central position, so that the water driven by the spiral accelerating assembly 5 keeps the central position thereof to be clean water, and the peripheral position is used for the purpose of water containing impurities, so that the impurities in the water can better enter the outer channel 6 through the outflow hole 51 to be collected.
Be provided with the power component 3 of drive spiral acceleration assembly 5 on the outer cooling tube 201, power component 3 includes power unit 31, first transmission shaft 32, reversing coupling 33, second transmission shaft 34, power unit 31 passes through the mounting panel 35 to be fixed in the outer lane of outer cooling tube 201, the lower extreme at power unit 31 is connected in the transmission of first transmission shaft 32, and the lower extreme activity of first transmission shaft 32 stretches into the inside of interior cooling tube 202, second transmission shaft 34 is coaxial with interior cooling tube 202 and sets up in the middle part of interior cooling tube 202, be connected through reversing coupling 33 transmission between the one end of second transmission shaft 34 and the lower extreme of first transmission shaft 32, the inside of adapter sleeve 53 is inserted to the other end of second transmission shaft 34, second transmission shaft 34 passes through screw rod 54 to be fixed on adapter sleeve 53.
In order to drive the spiral accelerating assembly 5 better, a part of the power assembly 3 is arranged outside the outer cooling pipe 201, and the spiral accelerating assembly 5 is driven from the outside of the outer cooling pipe 201, so that the influence on the internal section area of the outer cooling pipe 201 is reduced, the water passing through the outer cooling pipe 201 is ensured, and sufficient water is ensured to pass through to better cool equipment in a numerical control machining center;
specifically, the power unit 31 may use a servo motor or the like, when the power unit 31 drives the first transmission shaft 32 to rotate, the reversing coupling 33 transmits a rotating force to the second transmission shaft 34, when the second transmission shaft 34 rotates, the connecting sleeve 53 drives the stirring plate 52 to rotate, and the position where the first transmission shaft 32 passes through the outer cooling pipe 201 and the inner cooling pipe 202 is sealed by the rubber ring 8.
The power assembly 3 is a common power mechanism, and the spiral accelerating assembly 5 can also rotate by using the power generated when the water pump body 1 sucks water, and can be used according to actual requirements.
The outflow hole 51 is a rectangular groove structure, a plurality of groups of outflow holes 51 are arranged around the outer ring of the spiral accelerating assembly 5, the filtering holes on the surface of the inner cooling pipe 202 are simultaneously communicated with the outer channel 6 and the inner channel 7, and the filtering holes are arranged at one end of the spiral accelerating assembly 5 far away from the power assembly 3.
The outflow holes 51 are provided with a plurality of groups around the outer ring of the spiral accelerating assembly 5, so that the impurities on the periphery of the water which is driven by the spiral accelerating assembly 5 to rotate spirally can pass through the outflow holes 51 more uniformly and sufficiently, and the impurities passing through the outflow holes 51 enter the outer channel 6 to be collected.
The filter screen assembly comprises a metal plate 22 fixedly welded at the outer ring of the inner cooling pipe 202, a filter cotton block 23 is fixedly arranged on one surface of the metal plate 22 close to the connecting ring 21, and through holes 24 are densely distributed on the metal plate 22.
In order to avoid the filter screen assembly from being damaged by impact of the spiral rotation of water, a metal plate 22 is arranged on one side of the filter cotton block 23, the metal plate 22 supports the filter cotton block 23, and the filter cotton block 23 is used for better blocking impurities with large and small particles from passing through.
The lower part of outer cooling tube 201 is provided with collection subassembly 4 that is arranged in collecting outer passageway 6 impurity, and collection subassembly 4 is provided with the inside and outside screw hole 11 of intercommunication outer passageway 6 including integrative collection bottle 41 and the bottleneck 42 that sets up on outer cooling tube 201, and the bottleneck 42 is kept away from the one end of collection bottle 41 and is passed through screw-thread fit and connect in screw hole 11, and screw hole 11 sets up the one end that the outflow hole 51 was kept away from to outer passageway 6.
In the invention, the impurities blocked by the filter screen assembly stay below one end of the outer channel 6 close to the filter screen assembly, and the impurities can automatically fall into the collecting bottle 41 through the bottle opening 42 in the threaded hole 11 and be collected after staying, so that the aim of cleaning the impurities in the outer channel 6 in real time is fulfilled, and the phenomenon that the filter cotton block 23 is blocked and blocked by the impurities is avoided.
The self-sealing sewage discharging mechanism is arranged in the collecting component 4, the self-sealing sewage discharging mechanism comprises a movable sealing block 43 and a cross-shaped pressure relief hole 44, the movable sealing block 43 comprises two conical structures which are spliced with each other to form a conical structure, the tips of the two conical structures deviate from each other, the connecting line of the tips of the two conical structures is coaxial with the collecting bottle 41, the diameter of the large end of the conical structure is larger than the inner diameter of the bottle opening 42, the movable sealing block 43 is suspended inside the position, close to the bottle opening 42, of the collecting bottle 41, a guide component is arranged on the movable sealing block 43, the cross-shaped pressure relief hole 44 is arranged on the bottom surface of the collecting bottle 41, the bottom surface of the collecting bottle 41 is made of an elastic plate, the guide component comprises a guide plate 45, a guide hole 46 and a guide rod 47, the guide plate 45 is fixedly welded on the inner wall of the collecting bottle 41, the guide hole 46 penetrates through the upper surface and the lower surface of the guide plate 45 simultaneously, and the guide rod 47 is fixedly welded at the upper end of the movable sealing block 43, the upper end of the guide rod 47 movably penetrates through the guide hole 46, the upper end of the guide rod 47 is connected with a limiting nut 48 positioned above the guide hole 46 in a threaded fit mode, and the guide hole 46 is coaxial with the collecting bottle 41.
Further, when the impurities enter the collecting bottle 41 through the bottle mouth 42, the impurities can smoothly pass through the movable sealing block 43, when the impurities in the collecting bottle 41 are gradually accumulated and increased, the combined action of the impurities and the water can lift the movable sealing block 43 from the bottom of the movable sealing block 43, specifically, when the water flows around the movable sealing block 43 and has a certain supporting and floating action on the movable sealing block 43, and the bottom of the movable sealing block 43 is blocked by the gradually increased impurities, the movable sealing block 43 can continuously move upwards, when the movable sealing block 43 moves upwards to the lower end of the bottle mouth 42 to seal the bottle mouth 42, the impurities in the collecting bottle 41 are fully stored, because the impurities are heavy, the mass density of the impurities is greater than that of the water, the bottom surface of the collecting bottle 41 is forced to a limit state after the impurities in the collecting bottle 41 are fully stored, so that the cross-shaped pressure relief hole 44 is outwards expanded and opened, therefore, impurities in the collecting bottle 41 are automatically discharged from the opening of the cross-shaped pressure relief hole 44, and when the impurities are discharged, the movable sealing block 43 is blocked below the bottle mouth 42, so that the phenomenon of water discharge is avoided;
after the impurities in the collecting bottle 41 are discharged by a certain amount, the stress on the bottom of the collecting bottle 41 is reduced, at the moment, the cross-shaped pressure relief hole 44 is reset by utilizing the elastic action of the bottom surface of the collecting bottle 41, the collecting bottle 41 can be continuously used for collecting the impurities, the impurities and the water can enter the collecting bottle 41 together, the impurities stay in the collecting bottle 41 due to the gravity, and the water can be discharged outwards from the upper end of the bottle mouth 42 due to the flowing action;
when the movable sealing block 43 moves up and down, the guide rod 47 on the movable sealing block 43 moves in the guide hole 46, so that the movable sealing block 43 can vertically move up and down.
A monitoring unit 9 for monitoring the hydrodynamic pressure of the water is arranged in the outer channel 6 near the filter screen assembly, and the monitoring unit 9 is fixed on the outer wall of the inner cooling pipe 202.
The invention also realizes the purpose of monitoring the water flow pressure in the outer cooling pipe 201, the flow pressure of water at different positions in the outer cooling pipe 201 is monitored through the monitoring unit 9, so that the circulation condition of water at different positions in the outer cooling pipe 201 is known, if the pressure is reduced, the position of the outer cooling pipe 201 is proved to be blocked, at the moment, the corresponding power assembly 3 is started, so that the spiral accelerating assembly 5 drives water to rapidly flow, the outer cooling pipe 201 is dredged, and the purpose of clearing the blockage of the outer cooling pipe 201 is achieved;
in the above-described apparatus, the monitoring unit 9 may use a pressure sensor or the like.
Example two
As shown in fig. 1 to 15
The outer cooling pipes 201 are vertically distributed, one end, provided with a filter screen assembly, of the inner cooling pipe 202 is required to be arranged below under the condition that the outer cooling pipes 201 are vertically distributed, at the moment, the middle section of the bottle mouth 42 is provided with a deformation pipe section 49, the deformation pipe section 49 can be plastically deformed or elastically deformed, when the deformation pipe section 49 is made of a soft rubber pipeline material, the collection bottle 41 automatically drives the deformation pipe section 49 to bend downwards under the action of gravity, so that the collection bottle 41 is positioned below the outer channel 6, and impurities collected in the outer channel 6 can conveniently enter the collection bottle 41;
when the deformed pipe section 49 is made of metal or plastic pipe material, the collection bottle 41 can be bent and deformed, so that the collection bottle 41 is positioned below the outer channel 6, and impurities collected in the outer channel 6 can be conveniently discharged into the collection bottle 41;
in the above device, when the outer cooling pipes 201 are vertically distributed, the water in the inner cooling pipe 202 rotating in a spiral manner still keeps the impurities inside the water distributed at the periphery of the water by the rotating centrifugal action, so that the impurities at the periphery of the water can conveniently enter the inner part of the outer channel 6 from the outflow hole 51;
EXAMPLE III
As shown in fig. 1 to 15
The outer cooling tube 201 may be distributed obliquely, and in the case that the outer cooling tube 201 is distributed obliquely, the inner cooling tube 202, the collection bottle 41 and the bottle mouth 42 are arranged in the same manner as in the second embodiment.
It should be noted that, in the explosion-proof water pump, the purpose of controlling the water temperature by changing the flow rate of water in the external cooling pipe 201 is achieved during use, so as to further achieve automatic adjustment of the water temperature, specifically: the sensing unit 10 monitors the specific temperature of the water in the outer cooling pipe 201, and if the temperature of the water is too high, the rotating speed of the spiral acceleration assembly 5 is reduced, so that the flowing speed of the water in the inner cooling pipe 202 and the outer cooling pipe 201 is slowed, the water has enough residence time in the outer cooling pipe 201, more heat in the water can be transmitted and dissipated through the inner wall and the outer wall of the outer cooling pipe 201, and the purpose of reducing the temperature of the water is achieved;
further, when water is driven by the spiral accelerating assembly 5 to rotate in the outer cooling pipe 201 and the inner cooling pipe 202 in a spiral manner, impurities in the water are distributed on the periphery of the water in the inner cooling pipe 202 due to the action of spiral centrifugal force, when the water passes through the outflow hole 51, the water enters the outer channel 6 from the outflow hole 51, the purpose of collecting the impurities in the outer channel 6 is achieved, along with the flow of the water in the inner cooling pipe 202, a part of the water enters the outer channel 6 through the filtering hole to be supplemented, the water entering the outer channel 6 along with the impurities is continuously driven to flow, when the water and the impurities pass through the filtering net assembly, the water flows into the outer cooling pipe 201 through the filtering net assembly to be combined with the water in the outer cooling pipe 201, and the impurities are blocked by the filtering net assembly to be collected in the outer channel 6;
the internal cooling pipes 202 are arranged in the external cooling pipes 201 at equal intervals, for example, a group of internal cooling pipes 202 are arranged at intervals of one meter, the length of the internal cooling pipes 202 is usually twenty centimeters, so that impurities generated by water in the external cooling pipes 201 can be fully filtered when the external cooling pipes 201 are long, and the internal cooling pipes 202 are used for replacing a mode of filtering by arranging a filter screen in the external cooling pipes 201, so that the amount of water passing through the external cooling pipes 201 is increased, and the phenomenon that the impurities are blocked at the position of the filter screen to easily form blockage is avoided;
when the sensing unit 10 monitors that the water temperature in the outer cooling pipe 201 is too low, the rotating speed of the spiral accelerating assembly 5 is increased, so that the water flow speed in the inner cooling pipe 202 and the outer cooling pipe 201 is increased, the water has less retention time in the outer cooling pipe 201, the heat transferred from the water through the inner wall and the outer wall of the outer cooling pipe 201 is reduced, the purpose of keeping the water temperature from being too low is achieved, and the sensing unit 10 can use a temperature sensor and other devices.
Claims (10)
1. The utility model provides an explosion-proof type water pump, includes water pump body (1) and explosion-proof part (2), its characterized in that: the water pump body (1) comprises an outer shell (101), a first power shaft (102) and a second power shaft (105), one end of the first power shaft (102) is rotatably arranged on the inner wall of the outer shell (101), the other end of the first power shaft (102) movably extends out of the outer shell (101), two ends of the second power shaft (105) are rotatably arranged on the inner wall of the outer shell (101), the power shaft (105) is arranged below the first power shaft (102), a power chamber is arranged inside the outer shell (101), a shaft linkage assembly and a water conveying assembly are arranged in the power chamber, the shaft linkage assembly comprises a driving gear (106) fixed on the outer ring of the first power shaft (102) and a driven gear (107) fixed on the outer ring of the second power shaft (105), the driving gear (106) is meshed with the driven gear (107), the driving gear (106) and the driven gear (107) are arranged in the power chamber and far away from one end, extending out of the outer shell (101), of the first power shaft (102), the water conveying assembly comprises a first impeller (103) and a second impeller (104), the first impeller (103) is fixed on the outer ring of the first power shaft (102), the second impeller (104) is fixed on the outer ring of the second power shaft (105), the first impeller (103) and the second impeller (104) are distributed up and down correspondingly, an input end (109) is arranged on the same side of the first impeller (103) and the second impeller (104), an output end (108) is arranged on the other side of the first impeller (103) and the second impeller (104), and a power cavity is communicated between the input end (109) and the output end (108);
explosion-proof part (2) are including outer cooling tube (201) and interior cooling tube (202), interior cooling tube (202) sets up in outer cooling tube (201), be provided with sensing unit (10) that are used for monitoring the temperature degree in outer cooling tube (201), leave outer passageway (6) between interior cooling tube (202) and outer cooling tube (201), the surperficial densely covered filtration hole of interior cooling tube (202), water gets into by the filtration hole of interior cooling tube (202), passageway (7) in the inside formation of interior cooling tube (202), the inside of interior cooling tube (202) still is provided with spiral acceleration subassembly (5), outlet hole (51) have been seted up to the position department that the surface of interior cooling tube (202) corresponds spiral acceleration subassembly (5), the water that spiral acceleration subassembly (5) drive process rotates with the form of spiral for water flows, and the impurity in the water gets into through outlet hole (51) outer logical between outer cooling tube (201) and interior cooling tube (202) The position of the channel (6) is also provided with a filter screen assembly at the position of the outer channel (6), the filter screen assembly prevents impurities from passing through, and one end, far away from the spiral accelerating assembly (5), of the outer cooling pipe (201) is in butt joint with the input end (109).
2. An explosion-proof water pump according to claim 1, characterized in that: the outer ring of one end of the inner cooling pipe (202) is integrally provided with a connecting ring (21), and the connecting ring (21) is connected to the inner ring of the outer cooling pipe (201) in a threaded fit mode.
3. An explosion proof water pump as defined in claim 2, wherein: spiral acceleration component (5) are including stirring board (52), adapter sleeve (53), screw rod (54), outer lane department at adapter sleeve (53) is fixed in stirring board (52), and stirring board (52) are provided with the multiunit, and multiunit stirring board (52) are circular array form and distribute, screw rod (54) set up on adapter sleeve (53).
4. An explosion-proof water pump according to claim 3, characterized in that: be provided with arc arch (56) and arc recess (55) on stirring board (52), arc arch (56) set up the one end of keeping away from adapter sleeve (53) on stirring board (52), arc recess (55) set up the one end that is close to adapter sleeve (53) in stirring board (52), arc arch (56) and arc recess (55) set up in stirring board (52) with one side.
5. An explosion-proof water pump according to claim 4, characterized in that: the power assembly (3) of the spiral acceleration assembly (5) is arranged on the outer cooling pipe (201), the power assembly (3) comprises a power unit (31), a first transmission shaft (32), a reversing coupler (33) and a second transmission shaft (34), the power unit (31) is fixed on the outer ring of the outer cooling pipe (201) through a mounting plate (35), the first transmission shaft (32) is in transmission connection with the lower end of the power unit (31), the lower end of the first transmission shaft (32) movably extends into the inner part of the inner cooling pipe (202), the second transmission shaft (34) is coaxial with the inner cooling pipe (202) and is arranged in the middle of the inner cooling pipe (202), one end of the second transmission shaft (34) is in transmission connection with the lower end of the first transmission shaft (32) through the reversing coupler (33), the other end of the second transmission shaft (34) is inserted into the inner part of the connecting sleeve (53), the second transmission shaft (34) is fixed on the connecting sleeve (53) through a screw rod (54).
6. An explosion-proof water pump as defined in claim 5, wherein: the outflow hole (51) is a rectangular groove structure, the outflow hole (51) is provided with a plurality of groups around the outer ring of the spiral acceleration assembly (5), the filtering hole on the surface of the internal cooling pipe (202) is communicated with the outer channel (6) and the inner channel (7) at the same time, and the filtering hole is arranged at one end, far away from the power assembly (3), of the spiral acceleration assembly (5).
7. An explosion-proof water pump according to claim 6, characterized in that: the filter screen assembly comprises a metal plate (22) fixedly welded at the outer ring of the inner cooling pipe (202), one side, close to the connecting ring (21), of the metal plate (22) is fixedly provided with a filter cotton block (23), and through holes (24) are densely distributed in the metal plate (22).
8. An explosion-proof water pump as defined in claim 7, wherein: the utility model discloses a cooling device, including outer cooling tube (201), the below of outer cooling tube (201) is provided with collection subassembly (4) that are arranged in collecting outer passageway (6), collection subassembly (4) are including integrative collecting bottle (41) and bottleneck (42) that set up, be provided with inside and outside screw hole (11) of intercommunication outer passageway (6) on outer cooling tube (201), the screw-thread fit connection is passed through in screw hole (11) in the one end that collecting bottle (41) were kept away from in bottleneck (42), screw hole (11) set up in the one end that outflow hole (51) were kept away from in outer passageway (6).
9. An explosion-proof water pump as defined in claim 8, wherein: the collecting assembly (4) is internally provided with a self-sealing sewage discharging mechanism which comprises a movable sealing block (43) and a cross-shaped pressure relief hole (44), the movable sealing block (43) comprises two conical structures which are spliced with each other, the tips of the two conical structures deviate from each other, the connecting line of the tips of the two conical structures is coaxial with the collecting bottle (41), the diameter of the large end of each conical structure is larger than the inner diameter of the bottle opening (42), the movable sealing block (43) is suspended inside the collecting bottle (41) close to the position of the bottle opening (42), a guide assembly is arranged on the movable sealing block (43), the cross-shaped pressure relief hole (44) is arranged on the bottom surface of the collecting bottle (41), the bottom surface of the collecting bottle (41) is made of an elastic plate, the guide assembly comprises a guide plate (45), a guide hole (46) and a guide rod (47), the guide plate (45) is fixedly welded on the inner wall of the collecting bottle (41), the upper and lower surface of deflector (45) is run through simultaneously in guiding hole (46), and guide bar (47) fixed welding is in the upper end of removing sealed piece (43), and guiding hole (46) are passed in the upper end activity of guide bar (47), and the upper end of guide bar (47) is connected with stop nut (48) that are located guiding hole (46) top through screw-thread fit, guiding hole (46) are coaxial with receiving flask (41).
10. An explosion-proof water pump as defined in claim 9, wherein: and a monitoring unit (9) for monitoring the dynamic pressure of water flow is arranged in the outer channel (6) at a position close to the filter screen assembly, and the monitoring unit (9) is fixed on the outer wall of the inner cooling pipe (202).
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| CN202210780781.5A CN114857094B (en) | 2022-07-05 | 2022-07-05 | Explosion-proof water pump |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210780781.5A CN114857094B (en) | 2022-07-05 | 2022-07-05 | Explosion-proof water pump |
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| CN114857094B CN114857094B (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN113464449A (en) * | 2021-07-26 | 2021-10-01 | 杨继承 | Corrosion-resistant centrifugal pump |
| CN114483589A (en) * | 2022-01-25 | 2022-05-13 | 威乐(中国)水泵系统有限公司 | Single-stage double-suction centrifugal pump |
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|---|---|---|---|---|
| DE3824450A1 (en) * | 1988-07-19 | 1990-01-25 | Klein Schanzlin & Becker Ag | Filter device for liquids |
| JPH08144982A (en) * | 1994-11-28 | 1996-06-04 | Hitachi Ltd | Oil separator for compressor |
| CN204113767U (en) * | 2014-09-17 | 2015-01-21 | 青蛙泵业有限公司 | Prevent blocking submersible pump |
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Application publication date: 20220805 Assignee: Fuan Tianhang Electric Co.,Ltd. Assignor: FUJIAN JIARUN MOTOR INDUSTRY Co.,Ltd. Contract record no.: X2024350000099 Denomination of invention: An explosion-proof water pump Granted publication date: 20220916 License type: Common License Record date: 20240612 |
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