CN114583881B - Booster pump with brushless motor for reverse osmosis water purifier - Google Patents
Booster pump with brushless motor for reverse osmosis water purifier Download PDFInfo
- Publication number
- CN114583881B CN114583881B CN202210199806.2A CN202210199806A CN114583881B CN 114583881 B CN114583881 B CN 114583881B CN 202210199806 A CN202210199806 A CN 202210199806A CN 114583881 B CN114583881 B CN 114583881B
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- sliding
- rotor
- brushless motor
- wall
- piece
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 20
- 230000009471 action Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 13
- 230000008569 process Effects 0.000 abstract description 10
- 206010044565 Tremor Diseases 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 description 17
- 230000006872 improvement Effects 0.000 description 8
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- H02K7/003—Couplings; Details of shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/21—Devices for sensing speed or position, or actuated thereby
- H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
-
- 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
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention provides a booster pump for a reverse osmosis water purifier with a brushless motor, which comprises an alternating current brushless motor and a pump head, wherein the alternating current brushless motor comprises a stator, a rotor and a motor shell, the stator is fixedly connected to the inner wall of the motor shell, and the stator is rotationally connected with the rotor. After the alternating-current brushless motor is powered on, the Hall sensor controls the coil controller to control the stator to generate a magnetic field in a single direction, the driving device is attracted to drive the pushing device to rotate, so that the clamping device is in a connection state, after the alternating-current brushless motor is powered off, the magnetic field generated by the stator disappears, the driving device resets, and meanwhile, the pushing device pushes the clamping device to separate, so that the movable rotor and the connecting shaft piece are separated, and the rotor idles until stopping; the rotor continues to idle to stop, the rotor does not need to be braked, the rotor tremble and the connecting bearing are prevented from colliding in the electric braking or mechanical braking process, the rotor and the connecting bearing are prevented from being damaged, and meanwhile, the contact position of the rotor and the connecting bearing is prevented from heating in the subsequent use.
Description
Technical Field
The invention relates to the technical field of booster pump processing, in particular to a booster pump with a brushless motor for a reverse osmosis water purifier.
Background
The booster pump is used for boosting, and mainly comprises a water heater boosting, a high-rise low-water-pressure boosting, a solar automatic boosting, a reverse osmosis water purifier boosting and the like; in the braking process, external force opposite to the inertia direction can be applied to the rotor by electric braking and mechanical braking, so that the rotor is unbalanced in the braking process, vibration is generated in the rotor and a bearing at the joint, collision is generated, abrasion of the rotor and the bearing at the joint is aggravated, the service life of the brushless motor for the booster pump is greatly shortened, and meanwhile, after the rotor and the bearing are abraded, the joint of the rotor and the bearing generates heat more in the rotating process of the rotor, so that the heat of the motor is greatly increased.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a booster pump for a reverse osmosis water purifier with a brushless motor.
The invention solves the technical problems by the following technical means:
the booster pump for the reverse osmosis water purifier comprises an alternating current brushless motor and a pump head, wherein the alternating current brushless motor comprises a stator, a rotor and a motor shell, the stator is fixedly connected to the inner wall of the motor shell, the stator is rotationally connected with the rotor, and the pump head is arranged on one side of the alternating current brushless motor;
the pump head comprises a connecting shaft piece, the outer wall of the connecting shaft piece is provided with a clamping device, the clamping device is respectively arranged on the surfaces of the pushing device and the rotor, and the driving device is arranged on the inner wall of the motor shell; the stator generates magnetic force after being connected with electricity, and the clamping device is connected with the rotor and the connecting shaft piece; after the alternating current brushless motor is powered off, the clamping device drives the rotor to separate from the connecting shaft piece under the action of the driving device, and the rotor idles until stopping.
As the improvement of above-mentioned technical scheme, drive arrangement includes the suction plate, resets, slides and changes ear, returns groove and limiting plate, limiting plate and motor housing's inner wall fixed connection, one side fixedly connected with returns the groove of limiting plate, the suction plate is at the inside sliding connection in returning the groove, reset connects suction plate and slides and changes the ear, slide changes ear and thrust unit transmission connection.
As an improvement of the technical scheme, the reset piece comprises a fixed rod and a reset spring, one end of the fixed rod is fixedly connected to the surface of the suction plate, and the other end of the fixed rod is fixedly provided with a sliding rotating lug; the reset spring is sleeved on the outer wall of the fixed rod and arranged between the suction plate and the limiting plate, and is always in an extending state.
As the improvement of above-mentioned technical scheme, thrust unit includes gangbar, sliding guide, rotates ear, spout, swivel becket and sliding button, rotate the inner wall of ear fixed connection at motor housing, the inner wall rotation of rotating the ear is connected with the gangbar, the inside of swivel becket is provided with the fastener, the outer wall circumference array of swivel becket has sliding guide, the one end fixedly connected with sliding button that the gangbar is close to the swivel becket, sliding button is along sliding guide's inner wall sliding connection, the spout has been seted up on the surface of gangbar, the inner wall sliding connection of spout has the slip to rotate the ear.
As the improvement of above-mentioned technical scheme, the clamping device includes fixed dop, bolster and slip joint spare, fixed dop and rotor fixed connection, the inside fixedly connected with bolster of fixed dop, slip joint spare sets up at the even axle outer wall, fixed dop and slip joint spare block.
As the improvement of above-mentioned technical scheme, slip joint spare includes slip dop, ring channel and interior hexagonal through-hole, slip dop and fixed dop grafting, the ring channel has been seted up to the outer wall of slip dop, the rotation ring rotates in the inside of ring channel and connects, interior hexagonal through-hole has been seted up to one side of slip dop, the inside of interior hexagonal through-hole is provided with the connecting axle spare.
As the improvement of the technical scheme, the buffer piece comprises a buffer cushion and a connecting ring, wherein the buffer cushion is fixedly connected to the outer wall of the connecting ring, and the buffer cushion is clamped into a gap of the fixed clamping head.
As the improvement of the technical scheme, the connecting shaft piece comprises a hexagonal shaft and a guide round rod, the hexagonal shaft is fixedly connected with the guide round rod, the hexagonal shaft is in transmission connection with the pump head, the guide round rod is rotationally connected with the inner wall of the connecting ring, and the hexagonal shaft is spliced with an inner hexagonal through hole in the sliding clamping head.
As the improvement of above-mentioned technical scheme, fixed dop and slip dop structure are the same, and all are provided with contact inclined plane C on fixed dop and the slip chuck, be provided with arc surface D on the inner wall of blotter, contact inclined plane C and the arc surface D on the fixed chuck link up.
The invention has the beneficial effects that:
1. after the alternating-current brushless motor is powered on, the Hall sensor controls the coil controller to control the stator to generate a magnetic field in a single direction, the driving device is attracted to drive the pushing device to rotate, so that the clamping device is in a connection state, after the alternating-current brushless motor is powered off, the magnetic field generated by the stator disappears, the driving device resets, and meanwhile, the pushing device pushes the clamping device to separate, so that the movable rotor and the connecting shaft piece are separated, and the rotor idles until stopping; the rotor continues to idle until stopping, the rotor does not need to be braked, the rotor tremble and the connecting bearing are prevented from colliding in the electric braking or mechanical braking process, the rotor and the connecting bearing are prevented from being damaged, and meanwhile, the contact position of the rotor and the connecting bearing is prevented from heating in the subsequent use;
2. after the alternating-current brushless motor is powered off, the magnetic field generated by the stator disappears, the driving device resets, and meanwhile, the pushing device pushes the clamping device to separate, so that the movable rotor and the connecting shaft piece are separated, and the rotor idles until stopping; the three-way pumping end is immediately disconnected with the rotor, the three-way pumping end stops pumping water gradually, the situation that the rotor cannot be immediately stopped, and the booster pump is still in a pumping state is avoided, so that the pumping water cannot be timely stopped after the motor stops running, and a large amount of water resources are wasted.
Drawings
FIG. 1 is a schematic view of a booster pump for a reverse osmosis water purifier with a brushless motor according to an embodiment of the present invention;
FIG. 2 is an exploded view of a booster pump for a reverse osmosis water purifier with a brushless motor according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of a booster pump for a reverse osmosis water purifier with a brushless motor according to an embodiment of the present invention;
FIG. 4 is an enlarged view of the booster pump for the reverse osmosis water purifier with the brushless motor of the embodiment of the invention at A in FIG. 2;
FIG. 5 is an enlarged view of the booster pump for the reverse osmosis water purifier with the brushless motor of the embodiment of the invention at B in FIG. 3;
FIG. 6 is an exploded view of a booster pump engaging device for a reverse osmosis water purifier with a brushless motor according to an embodiment of the invention;
in the figure: 1. an alternating current brushless motor; 11. a stator; 12. a rotor; 13. a motor housing; 2. a pump head; 21. a water pumping module; 22. a three-way pumping end head; 23. a coupling; 231. a hexagonal shaft; 232. guiding the round rod; 3. a pushing device; 31. a linkage rod; 32. a sliding guide rail; 33. rotating the ear; 34. a chute; 35. a rotating ring; 36. a sliding button; 4. a clamping device; 41. fixing the clamping head; 42. a buffer member; 421. a cushion pad; 422. a connecting ring; 43. a sliding clamping piece; 431. a sliding chuck; 432. an annular groove; 433. an inner hexagonal through hole; 5. a driving device; 51. an attraction plate; 52. a reset member; 521. a fixed rod; 522. a return spring; 53. sliding rotating lugs; 54. a return groove; 55. a limiting plate; C. a contact slope; D. an arc surface.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Examples
As shown in fig. 1, 2, 3, 4, 5 and 6, the booster pump for reverse osmosis water purifier with brushless motor of the present embodiment includes an ac brushless motor 1 and a pump head 2, the ac brushless motor 1 includes a stator 11, a rotor 12 and a motor housing 13, the stator 11 is fixedly connected to an inner wall of the motor housing 13, the stator 11 is rotationally connected to the rotor 12, and the pump head 2 is disposed at one side of the ac brushless motor 1;
the pump head 2 comprises a water pumping module 21, a three-way pumping end head 22 and a connecting shaft piece 23, the connecting shaft piece 23 is in transmission connection with the three-way pumping end head 22, the water pumping module 21 is in transmission connection with the three-way pumping end head 22, the outer wall of the connecting shaft piece 23 is provided with a clamping device 4, the clamping device 4 is respectively arranged on the surfaces of the pushing device 3 and the rotor 12, and the driving device 5 is arranged on the inner wall of the motor shell 13; the stator 11 generates magnetic force after being connected with electricity, and the clamping device 4 is connected with the rotor 12 and the connecting shaft piece 23; after the alternating current brushless motor 1 is powered off, the clamping device 4 drives the rotor 12 to separate from the connecting shaft piece 23 under the action of the driving device 5, and the rotor 12 idles until stopping.
After the alternating current brushless motor 1 is powered on, a Hall sensor in the alternating current brushless motor 1 controls a coil controller to control a stator 11 to generate a unidirectional magnetic field, a driving device 5 is attracted by magnetic force to drive a pushing device 3 to rotate, after a rotor 12 and a connecting shaft piece 23 are connected by clamping connection of a clamping device 4 under the action of the pushing device 3, the Hall sensor positions the rotor 12, the coil controller controls the stator 11 to generate a corresponding magnetic field rotor 12 to drive the rotor 12 to rotate, a three-way pumping end 22 is driven by the connecting shaft piece 23 to pump and pressurize water flow in a pumping module 21 gradually, after the alternating current brushless motor 1 is powered off, the magnetic field generated by the stator 11 disappears, the driving device 5 is reset, and meanwhile, the clamping device 4 is pushed by the pushing device 3 to separate, so that the rotor 12 and the connecting shaft piece 23 are separated, and the rotor 12 idles until stopping; when the alternating-current brushless motor 1 is stopped, the connection between the three-way pumping end 22 and the rotor 12 is disconnected, the three-way pumping end 22 stops pumping water gradually, the rotor 12 continues to idle to stop, the rotor 12 does not need to be braked, the rotor 12 is prevented from trembling and collision with a connecting bearing in the electric braking or mechanical braking process, the rotor 12 and the connecting bearing are prevented from being damaged, and meanwhile, the contact position between the rotor 12 and the connecting bearing in subsequent use is prevented from heating.
As shown in fig. 4 and 5, in some embodiments, the driving device 5 includes an attraction plate 51, a reset piece 52, a sliding rotating lug 53, a return groove 54 and a limiting plate 55, the limiting plate 55 is fixedly connected with the inner wall of the motor housing 13, one side of the limiting plate 55 is fixedly connected with the return groove 54, the attraction plate 51 is slidably connected in the return groove 54, the reset piece 52 is connected with the attraction plate 51 and the sliding rotating lug 53, and the sliding rotating lug 53 is in transmission connection with the pushing device 3.
The attraction plate 51 is attracted by magnetic force to slide in the return groove 54 to drive the reset piece 52 to move, and the sliding rotary lug 53 is pulled by the reset piece 52 to drive the pushing device 3, so that the clamping state of the clamping device 4 can be controlled conveniently.
As shown in fig. 4 and 5, in some embodiments, the restoring member 52 includes a fixing rod 521 and a restoring spring 522, one end of the fixing rod 521 is fixedly connected to the surface of the suction plate 51, and the other end is fixed with a sliding rotation lug 53; the return spring 522 is sleeved on the outer wall of the fixed rod 521, and the return spring 522 is arranged between the suction plate 51 and the limiting plate 55, and the return spring 522 is always in an extended state.
The return spring 522 is always in an extended state, and after the rotor 12 loses the attraction force to the attraction plate 51, the return spring 522 returns the attraction plate 51 to change the engagement device 4 from the connected state to the disconnected state.
As shown in fig. 4 and 5, in some embodiments, the pushing device 3 includes a linkage rod 31, a sliding guide rail 32, a rotating lug 33, a sliding groove 34, a rotating ring 35 and a sliding button 36, the rotating lug 33 is fixedly connected to the inner wall of the motor housing 13, the inner wall of the rotating lug 33 is rotatably connected with the linkage rod 31, the clamping device 4 is arranged in the rotating ring 35, the sliding guide rail 32 is arranged on the circumferential array of the outer wall of the rotating ring 35, one end, close to the rotating ring 35, of the linkage rod 31 is fixedly connected with the sliding button 36, the sliding button 36 is slidingly connected along the inner wall of the sliding guide rail 32, the sliding groove 34 is provided on the surface of the linkage rod 31, and the sliding lug 53 is slidingly connected to the inner wall of the sliding groove 34.
The sliding rotary lug 53 slides in the sliding groove 34 under the action of the driving device 5 to drive the linkage rod 31 to rotate, and meanwhile, one end of the linkage rod 31 provided with the sliding button 36 slides in the sliding guide rail 32, so that the clamping state of the clamping device 4 is controlled conveniently.
As shown in fig. 4 and 6, in some embodiments, the clamping device 4 includes a fixing chuck 41, a buffer member 42 and a sliding clamping member 43, where the fixing chuck 41 is fixedly connected to the rotor 12, the buffer member 42 is fixedly connected to the inside of the fixing chuck 41, the sliding clamping member 43 is disposed on the outer wall of the connecting shaft 23, and the fixing chuck 41 and the sliding clamping member 43 are clamped.
After the fixed clamping head 41 and the sliding clamping piece 43 are clamped, the buffer piece 42 is arranged between the fixed clamping head 41 and the sliding clamping piece 43, the buffer piece 42 compensates the relative displacement of the fixed clamping head 41 and the sliding clamping piece 43, and vibration is damped at the joint of the fixed clamping head 41 and the sliding clamping piece 43, so that the influence of vibration of the pump head 2 on the rotor 12 is reduced.
As shown in fig. 6, in some embodiments, the sliding clamping member 43 includes a sliding chuck 431, an annular groove 432 and an inner hexagonal through hole 433, the sliding chuck 431 is inserted into the fixed chuck 41, the annular groove 432 is provided on the outer wall of the sliding chuck 431, the rotating ring 35 is rotationally connected in the annular groove 432, the inner hexagonal through hole 433 is provided on one side of the sliding chuck 431, and the connecting shaft member 23 is provided in the inner hexagonal through hole 433.
The position of the rotating ring 35 is limited by the annular groove 432, and the linkage rod 31 is driven under the action of the driving device 5, so that the rotating ring 35 drives the sliding clamping piece 43 to slide on the outer wall of the connecting shaft piece 23, and meanwhile, the rotation of the sliding clamping piece 43 does not influence the movement of the rotating ring 35.
As shown in fig. 6, in some embodiments, the buffer member 42 includes a buffer pad 421 and a connection ring 422, the buffer pad 421 is fixedly connected to an outer wall of the connection ring 422, the buffer pad 421 is clamped into a gap of the fixing chuck 41, the buffer pad 421 is fixed to an inside of the fixing chuck 41 by glue, a connection portion of the fixing chuck 41 and the sliding chuck 431 is protected, and a connection portion of the fixing chuck 41 and the sliding chuck 431 is prevented from being worn.
As shown in fig. 3 and 6, in some embodiments, the coupling 23 includes a hexagonal shaft 231 and a guide round rod 232, where the hexagonal shaft 231 is fixedly connected to the guide round rod 232, the hexagonal shaft 231 is in driving connection with the pump head 2, and the guide round rod 232 is rotatably connected to the inner wall of the connection ring 422, and the hexagonal shaft 231 is inserted into an inner hexagonal through hole 433 in the slide chuck 431.
The hexagonal shaft 231 is inserted into the inner hexagonal through hole 433, so that the sliding chuck 431 can rotate to drive the hexagonal shaft 231 to rotate, and the pump head 2 is driven to pressurize water flow.
As shown in fig. 6, in some embodiments, the fixed chuck 41 and the sliding chuck 431 have the same structure, and the fixed chuck 41 and the sliding chuck 431 are both provided with a contact inclined surface C, and the inner wall of the cushion pad 421 is provided with an arc surface D, so that the contact inclined surface C on the fixed chuck 41 is engaged with the arc surface D.
Through the contact inclined plane C on the fixed chuck 41 and the sliding chuck 431, in the process of inserting the fixed chuck 41 and the sliding chuck 431, the contact inclined plane C on the surfaces of the fixed chuck 41 and the sliding chuck 431 are mutually pushed, so that the fixed chuck 41 and the sliding chuck 431 which are not aligned are conveniently inserted into each other, and meanwhile, the arc surface D facilitates the sliding chuck 431 to be directly inserted into the inner wall of the cushion 421.
It is noted that relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. Reverse osmosis is booster pump for water purifier with brushless motor, including exchanging brushless motor (1) and pump head (2), exchanging brushless motor (1) including stator (11), rotor (12) and motor housing (13), stator (11) fixed connection is at the inner wall of motor housing (13), stator (11) and rotor (12) rotate to be connected, pump head (2) set up in one side of exchanging brushless motor (1), its characterized in that: the pump head (2) comprises a connecting shaft piece (23), a clamping device (4) is arranged on the outer wall of the connecting shaft piece (23), the clamping device (4) is respectively arranged on the surfaces of the pushing device (3) and the rotor (12), and a driving device (5) is arranged on the inner wall of the motor shell (13); the stator (11) generates magnetic force after being connected with electricity, and the clamping device (4) is connected with the rotor (12) and the connecting shaft (23); after the alternating current brushless motor (1) is powered off, the clamping device (4) drives the rotor (12) to be separated from the connecting shaft piece (23) under the action of the driving device (5), and the rotor (12) idles until stopping; the driving device (5) comprises an attraction plate (51), a resetting piece (52), a sliding rotating lug (53), a return groove (54) and a limiting plate (55), wherein the limiting plate (55) is fixedly connected with the inner wall of the motor shell (13), one side of the limiting plate (55) is fixedly connected with the return groove (54), the attraction plate (51) is in sliding connection with the inside of the return groove (54), the resetting piece (52) is connected with the attraction plate (51) and the sliding rotating lug (53), and the sliding rotating lug (53) is in transmission connection with the pushing device (3); the reset piece (52) comprises a fixed rod (521) and a reset spring (522), one end of the fixed rod (521) is fixedly connected to the surface of the suction plate (51), and the other end of the fixed rod is fixedly provided with a sliding rotating lug (53); the reset spring (522) is sleeved on the outer wall of the fixed rod (521), the reset spring (522) is arranged between the suction plate (51) and the limiting plate (55), and the reset spring (522) is always in an extending state; the pushing device (3) comprises a linkage rod (31), a sliding guide rail (32), a rotating lug (33), a sliding groove (34), a rotating ring (35) and a sliding button (36), wherein the rotating lug (33) is fixedly connected to the inner wall of a motor shell (13), the inner wall of the rotating lug (33) is rotationally connected with the linkage rod (31), the clamping device (4) is arranged in the rotating ring (35), the sliding guide rail (32) is arranged on the circumferential array of the outer wall of the rotating ring (35), the sliding button (36) is fixedly connected to one end of the linkage rod (31) close to the rotating ring (35), the sliding button (36) is connected with the sliding button along the inner wall of the sliding guide rail (32), the sliding groove (34) is formed in the surface of the linkage rod (31), and the sliding lug (53) is slidingly connected to the inner wall of the sliding groove (34).
2. The booster pump for a reverse osmosis water purifier with a brushless motor according to claim 1, wherein: the clamping device (4) comprises a fixed clamping head (41), a buffer piece (42) and a sliding clamping piece (43), wherein the fixed clamping head (41) is fixedly connected with the rotor (12), the buffer piece (42) is fixedly connected to the inside of the fixed clamping head (41), the sliding clamping piece (43) is arranged on the outer wall of the connecting shaft piece (23), and the fixed clamping head (41) is clamped with the sliding clamping piece (43).
3. The booster pump for a reverse osmosis water purifier with a brushless motor according to claim 2, wherein: the sliding clamping piece (43) comprises a sliding clamping head (431), an annular groove (432) and an inner hexagonal through hole (433), the sliding clamping head (431) is connected with the fixed clamping head (41) in an inserting mode, the annular groove (432) is formed in the outer wall of the sliding clamping head (431), the rotating ring (35) is connected with the annular groove (432) in a rotating mode, the inner hexagonal through hole (433) is formed in one side of the sliding clamping head (431), and the connecting shaft piece (23) is arranged in the inner hexagonal through hole (433).
4. A booster pump for a reverse osmosis water purifier with a brushless motor according to claim 3, characterized in that: the buffer piece (42) comprises a buffer pad (421) and a connecting ring (422), wherein the buffer pad (421) is fixedly connected to the outer wall of the connecting ring (422), and the buffer pad (421) is clamped into a gap of the fixed clamping head (41).
5. A booster pump for a reverse osmosis water purifier with a brushless motor according to claim 3, characterized in that: the connecting shaft piece (23) comprises a hexagonal shaft (231) and a guide round rod (232), the hexagonal shaft (231) is fixedly connected with the guide round rod (232), the hexagonal shaft (231) is in transmission connection with the pump head (2), the guide round rod (232) is rotationally connected with the inner wall of the connecting ring (422), and the hexagonal shaft (231) is inserted into an inner hexagonal through hole (433) in the sliding clamping head (431).
6. The booster pump for a reverse osmosis water purifier with a brushless motor according to claim 4, wherein: the structure of the fixed clamping head (41) is the same as that of the sliding clamping head (431), contact inclined planes (C) are arranged on the fixed clamping head (41) and the sliding clamping head (431), an arc surface (D) is arranged on the inner wall of the buffer pad (421), and the contact inclined planes (C) on the fixed clamping head (41) are connected with the arc surface (D).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210199806.2A CN114583881B (en) | 2022-03-02 | 2022-03-02 | Booster pump with brushless motor for reverse osmosis water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210199806.2A CN114583881B (en) | 2022-03-02 | 2022-03-02 | Booster pump with brushless motor for reverse osmosis water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114583881A CN114583881A (en) | 2022-06-03 |
| CN114583881B true CN114583881B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210199806.2A Active CN114583881B (en) | 2022-03-02 | 2022-03-02 | Booster pump with brushless motor for reverse osmosis water purifier |
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| CN (1) | CN114583881B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| Publication number | Publication date |
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| CN114583881A (en) | 2022-06-03 |
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