CN116683705A - Water-cooled permanent magnet high-pressure cleaning machine - Google Patents
Water-cooled permanent magnet high-pressure cleaning machine Download PDFInfo
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- CN116683705A CN116683705A CN202310766244.XA CN202310766244A CN116683705A CN 116683705 A CN116683705 A CN 116683705A CN 202310766244 A CN202310766244 A CN 202310766244A CN 116683705 A CN116683705 A CN 116683705A
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- cleaning machine
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- 238000004140 cleaning Methods 0.000 title claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 238000001816 cooling Methods 0.000 claims abstract description 56
- 238000004891 communication Methods 0.000 claims description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000004880 explosion Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
- H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
- H02K9/193—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with provision for replenishing the cooling medium; with means for preventing leakage of the cooling medium
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention provides a water-cooled permanent magnet high-pressure cleaning machine, and belongs to the technical field of cleaning machines. The high-pressure cleaning machine solves the problems that in the use process of the existing high-pressure cleaning machine, a motor of the high-pressure cleaning machine can generate a large amount of heat, and the service life and the working efficiency of the motor are affected. The water-cooled permanent magnet high-pressure cleaning machine comprises a water-cooled motor, a high-pressure pump, an electric cabinet and a rack, wherein the water-cooled motor comprises a front end cover, a water-cooled sleeve and a rear end cover; the first water inlet and the rear end cover communicating groove on the rear end cover, the water cooling flow passage on the water cooling sleeve, and the front end cover communicating groove and the first water outlet on the front end cover jointly form a cooling loop of the water cooling motor; the high-pressure pump is provided with a second water inlet and a second water outlet, the first water outlet is communicated with the second water inlet through a water pipeline, so that the first water inlet is a water inlet of the cleaning machine, and the second water outlet is a water outlet of the cleaning machine, and the effect of water cooling and temperature reduction of the motor when the cleaning machine is used is achieved. The invention has the advantages of motor protection, high-efficiency heat dissipation, environmental protection and energy conservation.
Description
Technical Field
The invention belongs to the technical field of cleaning machines, and particularly relates to a water-cooled permanent magnet high-pressure cleaning machine.
Background
The cleaning machine is a machine which can make the high-pressure plunger pump generate high-pressure water through the power device, so that the impact force of the water is larger than the adhesive force between dirt and the surface of an object, and the dirt is peeled off and washed away, thereby achieving the purpose of cleaning the surface of the object. However, in the use process of the high-pressure cleaning machine, the motor of the high-pressure cleaning machine can generate a large amount of heat, and the service life and the working efficiency of the motor are easily influenced.
According to the high-pressure cleaning machine using the water-cooled motor disclosed in the patent number CN201711349307.2, the high-pressure cleaning machine comprises a water-cooled motor and a water pump, wherein the water-cooled motor is used for pressurizing the water pump, the water-cooled motor comprises a front cover, a sleeve and a rear cover, and a closed motor placing cavity is formed inside the water-cooled motor, the sleeve and the rear cover; the front cover of the water-cooled motor is provided with a water inlet end and a water outlet end, the sleeve is provided with six mutually independent water channels, and a cooling loop is formed between the water channels through the communicating grooves on the front cover and the rear cover, so that water-cooled cooling is realized.
The water inlet end and the water outlet end of the patent are arranged on the front cover, and when in actual use, the front cover is connected with the water pump, so that the water inlet end is inconvenient to connect with the water inlet pipeline; the cooling circuit of this patent needs rivers to flow through six water courses in proper order, and cooling circuit is complicated, and the velocity of flow can correspondingly slow down, causes the water-cooling effect not good, and does not do corresponding sealing treatment, and the sealed department of protecgulum, sleeve and hou gai takes place the seepage easily.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a water-cooled permanent magnet high-pressure cleaning machine.
The aim of the invention can be achieved by the following technical scheme: the water-cooled permanent magnet high-pressure cleaning machine comprises a cleaning machine and a machine frame, wherein the machine frame is in a cart form with a handle extending upwards and backwards, a waterproof machine cover is arranged at the top of the machine frame, the cleaning machine is arranged on a bottom plate in the machine frame, and the cleaning machine comprises a water-cooled motor, a high-pressure pump and an electric cabinet;
the water-cooled motor comprises a front end cover, a water-cooled sleeve and a rear end cover, wherein a first water outlet is formed in the front end cover, an annular front end cover communication groove is formed in the front end cover, and the first water outlet is communicated with the front end cover communication groove; the water-cooling sleeve comprises an outer sleeve, an inner sleeve and a blocking strip between the outer sleeve and the inner sleeve, wherein the outer sleeve, the inner sleeve and the blocking strip are integrally formed, a water-cooling flow channel is formed between adjacent blocking strips, and the blocking strip and the water-cooling flow channel extend obliquely along the direction of a space formed between the outer sleeve and the inner sleeve and are distributed in a semi-spiral mode; the rear end cover is provided with a first water inlet which is communicated with a rear end cover communication groove formed in the rear end cover, and the first water inlet, the rear end cover communication groove, the water cooling flow passage, the front end cover communication groove and the first water outlet form a cooling loop of the water cooling motor together;
the water cooling motor is connected with the high-pressure pump through a connecting piece, a second water inlet and a second water outlet are formed in the high-pressure pump, the first water outlet is communicated with the second water inlet through a water conveying pipeline, the first water inlet is a water inlet of the cleaning machine, and the second water outlet is a water outlet of the cleaning machine.
In the water-cooled permanent magnet high-pressure cleaning machine, an operation panel is arranged at the top of the electric cabinet, the outer edge of the operation panel is slightly larger than the electric cabinet, and the operation panel can be fixed on the waterproof cover during installation; the electric cabinet is connected with a conduction pipeline, and the conduction pipeline is connected with a water-cooled motor for signal transmission.
In the water-cooled permanent magnet high-pressure cleaning machine, the front end cover is provided with the front end cover threaded hole on the end face facing the high-pressure pump, the connecting piece is provided with the corresponding connecting piece threaded hole, the front end cover threaded hole is fixedly connected with the connecting piece threaded hole through a bolt, and the connecting piece is fixedly connected with the high-pressure pump through a bolt; the inside of the connecting piece is a pressurizing cavity, and the water-cooled motor pressurizes the high-pressure pump through the pressurizing cavity.
In the water-cooled permanent magnet high-pressure cleaning machine, sealing rings are arranged between the front end cover and the water-cooled sleeve, and between the rear end cover and the water-cooled sleeve.
In the water-cooled permanent magnet high-pressure cleaning machine, a plurality of bulges are uniformly formed at the joint of the front end cover and the water-cooled sleeve, and a first threaded hole is formed in the bulge of the front end cover; the rear end cover is uniformly provided with a plurality of bulges at the joint of the rear end cover and the water-cooling sleeve, and the bulges of the rear end cover are provided with third threaded holes; strip-shaped reinforcing ribs are uniformly formed on the outer sleeve, and second threaded holes are formed in two ends of each reinforcing rib; the reinforcing ribs correspond to the protruding positions of the front end cover and the rear end cover in number, the second threaded holes are matched with the first threaded holes and the second threaded holes respectively, and the reinforcing ribs are fixedly connected through bolts.
In the water-cooled permanent magnet high-pressure cleaning machine, the outer sleeve is provided with the base at the bottom, and the outer sleeve, the reinforcing ribs on the outer sleeve and the base are integrally formed.
In the water-cooled permanent magnet high-pressure cleaning machine, the water-cooled motor comprises a motor shaft and a stator and rotor, and a first bearing and a second bearing are arranged on the motor shaft; the inner side of the front end cover is provided with a first bearing seat, the inner side of the rear end cover is provided with a second bearing seat, and the first bearing and the second bearing seat are respectively matched with the first bearing seat and the second bearing seat.
In the above water-cooled permanent magnet high-pressure cleaning machine, the water-cooled motor is a permanent magnet motor.
Compared with the prior art, the water-cooled permanent magnet high-pressure cleaning machine provided by the invention has the following advantages:
1. the cooling loop from the first water inlet to the second water outlet is arranged on the cleaning machine, so that the cleaning machine can cool and dissipate heat of the motor in a water cooling mode while being used normally, the working efficiency of the motor is guaranteed, and the service life of the motor is prolonged;
2. the cooling flow channel can ensure that the contact area between water flow and the motor is large, heat dissipation is uniform, a loop is direct, a water flow path is smooth, and heat dissipation efficiency is ensured;
3. a sealing ring is additionally arranged at the connecting part of the water-cooled motor for sealing, so that leakage is avoided;
4. by adopting the permanent magnet motor, the motor can operate under wide voltage, and is more efficient and energy-saving compared with the traditional motor.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the water-cooled permanent magnet high pressure washer;
FIG. 2 is a schematic diagram of the structure of the upper cleaning machine of the water-cooled permanent magnet high pressure cleaning machine;
FIG. 3 is a schematic diagram of the structure of a water-cooled motor on the water-cooled permanent magnet high pressure washer;
FIG. 4 is a longitudinal sectional view of a water-cooled motor on the water-cooled permanent magnet high pressure washer;
FIG. 5 is a transverse cross-sectional view of a water-cooled motor on the present water-cooled permanent magnet high pressure washer;
FIG. 6 is a schematic diagram of the explosion of the water-cooled motor on the water-cooled permanent magnet high pressure washer from front to back;
FIG. 7 is a schematic diagram of explosion of a water-cooled motor on the water-cooled permanent magnet high pressure washer from back to front;
FIG. 8 is a schematic view of a water-cooled jacket in a second embodiment of the present water-cooled permanent magnet high pressure washer;
fig. 9 is a schematic view of a water-cooled sleeve in a third embodiment of the water-cooled permanent-magnet high-pressure washer.
In the above figures, 1, a high-pressure pump; 11. a second water inlet; 12. a second water outlet; 13. a water pipe;
2. a water-cooled motor; 21. a front end cover; 211. a first water outlet; 212. the front end cover is communicated with the groove; 213. a first threaded hole; 214. a first bearing seat; 215. a front end cap threaded hole; 22. a water-cooling sleeve; 221. an outer sleeve; 222. an inner sleeve; 223. a barrier strip; 224. a water-cooling runner; 225. reinforcing ribs; 226. a second threaded hole; 227. a base; 23. a rear end cover; 231. a first water inlet; 232. the rear end cover is communicated with the groove; 233. a third threaded hole; 234. a second bearing seat; 24. a motor shaft; 241. a first bearing; 242. a second bearing; 25. a seal ring;
3. an electric control box; 31. an operation panel; 32. a conductive pipe; 4. a frame; 41. a waterproof machine cover; 5. a connecting piece; 51. a pressurizing chamber; 52. and a threaded hole of the connecting piece.
Description of the embodiments
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present invention and the features of the embodiments may be combined with each other, and the description is illustrative only and not intended to limit the scope of the present invention.
A description will be given below of a water-cooled permanent magnet high-pressure washer according to some embodiments of the present invention, with reference to the accompanying drawings.
Embodiment one:
as shown in fig. 1 to 7, the water-cooled permanent magnet high-pressure cleaning machine comprises a cleaning machine and a frame 4, wherein the frame 4 is in a cart form with a handle extending upwards and backwards, a waterproof machine cover 41 is arranged at the top, the cleaning machine is arranged on a bottom plate in the frame 4 and comprises a water-cooled motor 2, a high-pressure pump 1 and an electric cabinet 3, and the water-cooled motor 2 is connected with the high-pressure pump 1 through a connecting piece 5. The frame 4 is defined as being oriented in a front direction and in a back direction in an actual use state.
As shown in fig. 1 to 2, the electric cabinet 3 is disposed above the water-cooled motor 2, and the electric cabinet 3 is in signal transmission through the conductive pipeline 32, an operation panel 31 is disposed at the top of the electric cabinet 3, the outer edge of the operation panel 31 is slightly larger than the electric cabinet 3, and a mounting opening matched with the electric cabinet 3 in size is formed in the waterproof cover 41, so that the operation panel 31 can be fixed on the waterproof cover 41 during mounting, and a user can conveniently switch and regulate voltage of the cleaning machine.
As shown in fig. 4 to 7, the water-cooled motor 2 includes a front end cover 21, a water-cooled sleeve 22, and a rear end cover 23, inside which a motor shaft 24 and a stator and a rotor are provided. The water-cooled motor 2 is defined as being outside on the visible side and inside on the invisible side after combined installation.
The front end cover 21 is provided with a first water outlet 211 on the outer side surface, an annular front end cover communication groove 212 is formed in the front end cover 21, and the first water outlet 211 is communicated with the front end cover communication groove 212. Inside the front cover 21, a first bearing seat 214 is formed inside the front cover communication groove 212, and the first bearing seat 214 moves in cooperation with a first bearing 241 on the motor shaft 24.
The water-cooling sleeve 22 comprises an outer sleeve 221, an inner sleeve 222 and a blocking strip 223, wherein the outer sleeve 221, the inner sleeve 222 and the blocking strip 223 are integrally formed. The barrier strips 223 extend obliquely along the space formed between the outer sleeve 221 and the inner sleeve 222, and water-cooling flow passages 224 are formed between the outer sleeve 221 and the inner sleeve 222 by adjacent barrier strips 223, so that the inner water-cooling flow passages 224 are distributed in a semi-spiral shape. The semi-spiral water cooling flow passage 224 can enlarge the contact area of water flow and the motor sleeve compared with a direct current passage, so that heat dissipation is more uniform, spiral movement trend is provided for water flow, the flow speed of internal water flow is not influenced, and heat exchange and heat dissipation efficiency are ensured.
The outer sleeve 221 on the water-cooling sleeve 22 is provided with a base 227 at the bottom, the base 227 is provided with a threaded hole, and the base 227 is fixedly connected to the bottom plate of the stand 4 through bolts, and a plurality of reinforcing ribs 225 are uniformly formed on the outer surface of the outer sleeve 221, so that the effect of enhancing the structural strength is achieved. The outer sleeve 221, the reinforcing ribs 225 and the base 227 are integrally formed, and the outer sleeve 221, the inner sleeve 222 and the barrier strips 223 are mechanically cut and formed, so that the processing difficulty is low, and the cost is saved.
The rear end cover 23 is provided with a first water inlet 231 on the lateral surface, the vertical distance between the first water inlet 231 and the bottom plate of the frame 4 is higher than that of the first water outlet 211, the drainage is smooth, an annular rear end cover communicating groove 232 is formed in the rear end cover 23, and the first water inlet 231 is communicated with the rear end cover communicating groove 232. A second bearing seat 234 is formed inside the rear cover 23 within the rear cover communication groove 232, and the second bearing seat 234 cooperates with a second bearing 242 on the motor shaft 24.
The front end cover 21, the water-cooling sleeve 22 and the rear end cover 23 are connected through bolts. The front end cover 21 is uniformly provided with a plurality of bulges at the joint with the water-cooling sleeve 22, the bulges of the front end cover 21 are provided with first threaded holes 213, the bulges of the rear end cover 23 are uniformly provided with a plurality of bulges at the joint with the water-cooling sleeve 22, the bulges of the rear end cover 23 are provided with third threaded holes 233, and two ends of the reinforcing rib 225 of the outer sleeve 221 are respectively provided with second threaded holes 226 corresponding to the first threaded holes 213 and the third threaded holes 233. The reinforcing ribs 225 correspond to the protruding positions on the front end cover and the rear end cover in number, so that the front end cover 21, the water-cooling sleeve 22 and the rear end cover 23 are mutually fixed and limited, and the integrity and the coaxiality of the water-cooling motor 2 are ensured.
Further, sealing rings 25 are arranged between the front end cover 21 and the water-cooling sleeve 22, and between the rear end cover 23 and the water-cooling sleeve 22, so that water leakage at the joint is prevented from affecting the operation of the cleaning machine.
As shown in fig. 3, the water-cooled motor 2 pressurizes the high-pressure pump 1 through a connecting piece 5, a pressurizing cavity 51 is arranged in the connecting piece 5, the aperture of the pressurizing cavity gradually decreases from back to front, the larger end of the pressurizing cavity is connected with the water-cooled motor 2, and the smaller end of the pressurizing cavity is connected with the high-pressure pump 1. The front end cover 21 of the water-cooled motor 2 is provided with a front end cover threaded hole 215 on the end face facing the high-pressure pump 1, the connecting piece 5 is provided with a corresponding connecting piece threaded hole 52, the front end cover threaded hole 215 is fixedly connected with the connecting piece threaded hole 52 through a bolt, and the connecting piece 5 is fixedly connected with the high-pressure pump 1 through a bolt.
Further, the water-cooled motor 2 in the invention adopts a permanent magnet motor, which is more efficient and energy-saving than the traditional induction motor, can operate under wide voltage, and has higher adaptability to voltage.
As shown in fig. 2, the high-pressure pump 1 is provided with a second water inlet 11 and a second water outlet 12, the first water outlet 211 is communicated with the second water inlet 11 through a water pipe 13, water flows in from the water pipe 13 to the second water inlet 11, and finally is output from the second water outlet 12 for actual cleaning application under the action of structures such as a pressure regulating valve and a pressure regulating assembly and electronic regulation and control settings of the electric cabinet 3.
From the above, the first water inlet 231, the rear end cap communication groove 232, the water cooling flow passage 224, the front end cap communication groove 212, the first water outlet 211, the water delivery pipe 13, the second water inlet 11 and the second water outlet 12 together form a cooling flow path of the cleaning machine.
In the normal operation state of the cleaning machine, the first water inlet 231 is connected with the water inlet pipeline, and flows into the semi-spiral water cooling flow channel 224 uniformly through the rear end cover communication groove 232, then is converged again at the front end cover communication groove 212, flows into the second water inlet 11 from the first water outlet 211 through the water conveying pipeline 13, and is output from the second water outlet 12 after being pressurized by the high-pressure pump 1. The cooling circuit is smooth, and the heat dissipation efficiency is high. The cost of the motor cooling fan assembly is reduced, the cleaning machine has the functions of heat dissipation and cleaning in a water cooling mode, the energy is saved, the environment is protected, the production cost is reduced, and the practical application value is realized.
Embodiment two:
as shown in fig. 8, a second embodiment of the present invention is shown. Unlike the first embodiment, the blocking strips 223 and the water-cooled runner 224 are spirally distributed along the spring wire between the outer sleeve 221 and the inner sleeve 222, and the outer sleeve 221, the inner sleeve 222 and the blocking strips 223 are still integrally formed. Because the water flow in the semi-spiral water cooling channel 224 in the first embodiment is affected by gravity, the water flow in the semi-spiral water cooling channel 224 is up and down and has uneven flow velocity, which results in uneven overall heat dissipation of the water cooling sleeve 22, so that the heat dissipation of the water cooling sleeve 22 can be faster and more uniform by adopting the spiral blocking strips 223 and the water cooling channel 224.
Embodiment III:
as shown in fig. 9, a third embodiment of the present invention is shown. At this time, the barrier strips 223 are divided into two groups, one end of one group is propped against the front end cover communication groove 212 of the front end cover 21, the other end is directed to the rear end cover 23 and a certain gap is reserved, and the barrier strips are uniformly distributed between the outer sleeve 221 and the inner sleeve 222 at equal intervals; one end of the other group is propped against the rear end cover communication groove 232 of the rear end cover 23, the other end is directed to the front end cover and leaves the same certain gap, and the gap is uniformly distributed between the outer sleeve 221 and the inner sleeve 222 in an equidistant manner with the former group. The outer sleeve 221, inner sleeve 222 and barrier strip 223 remain integrally formed. The water-cooling flow channel 224 formed by the arrangement of the two groups of barrier strips 223 is in a zigzag S shape, the retention time of water flow in the water-cooling flow channel 224 is longer, the contact area is larger, and the heat dissipation efficiency is higher.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although various terms are used more herein, the use of other terms is not precluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (8)
1. The water-cooled permanent magnet high-pressure cleaning machine comprises a cleaning machine and a frame (4), wherein the frame (4) is in a cart form with a handle extending upwards and backwards, a waterproof machine cover (41) is arranged at the top of the frame, the cleaning machine is arranged on a bottom plate in the frame (4), and the cleaning machine comprises a water-cooled motor (2), a high-pressure pump (1) and an electric cabinet (3);
the water-cooled motor (2) is characterized by comprising a front end cover (21), a water-cooled sleeve (22) and a rear end cover (23), wherein a first water outlet (211) is formed in the front end cover (21), an annular front end cover communication groove (212) is formed in the front end cover, and the first water outlet (211) is communicated with the front end cover communication groove (212); the water cooling sleeve (22) comprises an outer sleeve (221), an inner sleeve (222) and a blocking strip (223) between the outer sleeve and the inner sleeve, the outer sleeve (221), the inner sleeve (222) and the blocking strip (223) are integrally formed, a water cooling flow channel (224) is formed between adjacent blocking strips (223), and the blocking strip (223) and the water cooling flow channel (224) extend obliquely along the space trend formed between the outer sleeve (221) and the inner sleeve (222) to be in semi-spiral distribution; the rear end cover (23) is provided with a first water inlet (231), the first water inlet (231) is communicated with a rear end cover communication groove (232) formed in the rear end cover (23), and the first water inlet (231), the rear end cover communication groove (232), the water cooling flow passage (224), the front end cover communication groove (212) and the first water outlet (211) jointly form a cooling loop of the water cooling motor (2);
the water cooling motor (2) is connected with the high-pressure pump (1) through a connecting piece (5), a second water inlet (11) and a second water outlet (12) are arranged on the high-pressure pump (1), the first water outlet (211) is communicated with the second water inlet (11) through a water conveying pipeline (13), the first water inlet (231) is a water inlet of the cleaning machine, and the second water outlet (12) is a water outlet of the cleaning machine.
2. The water-cooled permanent magnet high-pressure cleaning machine according to claim 1, wherein an operation panel (31) is arranged at the top of the electric cabinet (3), the outer edge of the operation panel (31) is slightly larger than the electric cabinet (3), and the operation panel can be fixed on a waterproof cover (41) during installation; the electric cabinet (3) is connected with a conducting pipeline (32), and the conducting pipeline (32) is connected with the water-cooled motor (2) for signal transmission.
3. The water-cooled permanent magnet high-pressure cleaning machine according to claim 1, wherein the front end cover (21) is provided with a front end cover threaded hole (215) on the end face facing the high-pressure pump (1), the connecting piece (5) is provided with a corresponding connecting piece threaded hole (52), the front end cover threaded hole (215) is fixedly connected with the connecting piece threaded hole (52) through a bolt, and the connecting piece (5) is fixedly connected with the high-pressure pump (1) through a bolt; the inside of the connecting piece (5) is provided with a pressurizing cavity (51), and the water-cooled motor (2) pressurizes the high-pressure pump (1) through the pressurizing cavity (51).
4. The water-cooled permanent magnet high-pressure cleaning machine according to claim 1, wherein sealing rings (25) are arranged between the front end cover (21) and the water-cooled sleeve (22), and between the rear end cover (23) and the water-cooled sleeve (22).
5. The water-cooled permanent magnet high-pressure cleaning machine according to claim 1, wherein a plurality of protrusions are uniformly formed on the joint of the front end cover (21) and the water-cooled sleeve (22), and a first threaded hole (213) is formed on the protrusion of the front end cover (21); the rear end cover (23) is uniformly provided with a plurality of bulges at the joint of the rear end cover (23) and the water-cooling sleeve (22), and the bulges of the rear end cover (23) are provided with third threaded holes (233); strip-shaped reinforcing ribs (225) are uniformly formed on the outer sleeve (221), and second threaded holes (226) are formed in two ends of each reinforcing rib (225); the reinforcing ribs (225) correspond to the protruding positions of the front end cover (21) and the rear end cover (23) in number, the second threaded holes (226) are matched with the first threaded holes (213) and the second threaded holes (226) respectively, and the reinforcing ribs are fixedly connected through bolts.
6. The water-cooled permanent magnet high pressure washer according to claim 1, wherein the outer sleeve (221) is formed with a base (227) at the bottom, and the outer sleeve (221) is integrally formed with the reinforcing ribs (225) and the base (227) thereon.
7. The water-cooled permanent magnet high-pressure cleaning machine according to claim 1, wherein the water-cooled motor (2) comprises a motor shaft (24) and a stator and rotor, and a first bearing (241) and a second bearing (242) are arranged on the motor shaft (24); a first bearing seat (214) is formed on the inner side of the front end cover (21), a second bearing seat (234) is formed on the inner side of the rear end cover (23), and the first bearing (241) and the second bearing (242) are respectively matched with the first bearing seat (214) and the second bearing seat (234).
8. A water-cooled permanent magnet high pressure washer according to claim 1, characterized in that the water-cooled motor (2) is a permanent magnet motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310766244.XA CN116683705A (en) | 2023-06-27 | 2023-06-27 | Water-cooled permanent magnet high-pressure cleaning machine |
Applications Claiming Priority (1)
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| CN202310766244.XA CN116683705A (en) | 2023-06-27 | 2023-06-27 | Water-cooled permanent magnet high-pressure cleaning machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118017772A (en) * | 2024-04-08 | 2024-05-10 | 成都微精电机股份公司 | Water-cooled motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118017772A (en) * | 2024-04-08 | 2024-05-10 | 成都微精电机股份公司 | Water-cooled motor |
| CN118017772B (en) * | 2024-04-08 | 2024-06-07 | 成都微精电机股份公司 | Water-cooled motor |
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