CN208986779U - A kind of motor and suction pump - Google Patents
A kind of motor and suction pump Download PDFInfo
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- CN208986779U CN208986779U CN201821473048.4U CN201821473048U CN208986779U CN 208986779 U CN208986779 U CN 208986779U CN 201821473048 U CN201821473048 U CN 201821473048U CN 208986779 U CN208986779 U CN 208986779U
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Abstract
The utility model is suitable for technical field of motors, and providing a kind of motor and suction pump, the motor includes: stator seat；It is fixed on the stator seat, includes the stator module of stator；It is set on the stator of the stator module, is rotated around the stator of the stator module, include the rotor assembly of rotor；The controller being fixed on the stator seat；It is provided with the protective of accommodating chamber open at one end, the protective is fixed on the stator seat, and the opening of the accommodating chamber is sealed by the stator seat；The stator of the stator module, the rotor of rotor assembly, controller are placed in the accommodating chamber；The stator seat end face setting is fluted, and the controller inlays setting in the groove.The utility model extends the service life of controller, and then extends the service life of motor.
Description
Technical field
The utility model belongs to technical field of motors more particularly to a kind of motor and suction pump.
Background technique
The main function of motor is to generate driving torque, raw in people as electrical appliance or the power source of various machinery
Produce and life every field in be widely used, for society progress be made that great contribution, wherein outer rotor without
Brushless motor has the characteristics that revolving speed is low, torque is big, load capacity is strong and low noise, is favored by people.
Outer rotor brushless DC motor generally includes stator, rotor and start and stop for controlling motor, rotor
The components such as revolving speed and the controller of rotation direction, it is generally the case that rotor and the controller exposure of outer rotor brushless DC motor
Outside, if motor is in wet environment, such as the motor used on suction pump, when suction pump is drawn water, water electrode easily splashes
Onto exposed controller, cause controller circuitry that short circuit occurs, there are security risks, and safety in utilization is lower, moreover, exposed
Controller be easily damaged, the service life of controller is shortened, so as to shorten the service life of motor.
Utility model content
Motor provided by the embodiment of the utility model, it is intended to solve rotor and the control of existing outer rotor brushless DC motor
Device is exposed to outer and easy to damage problem.
The utility model embodiment is achieved in that a kind of motor, comprising:
Stator seat；
It is fixed on the stator seat, includes the stator module of stator；
It is set on the stator of the stator module, is rotated around the stator of the stator module, include turning for rotor
Sub-component；
The controller being fixed on the stator seat；
It is provided with the protective of accommodating chamber open at one end, the protective is fixed on the stator seat, and by described
Stator seat seals the opening of the accommodating chamber；
The stator of the stator module, the rotor of rotor assembly, controller are placed in the accommodating chamber；
The stator seat end face setting is fluted, and the controller inlays setting in the groove.
Further, the controller includes:
Pcb board；
Position sensor, the driver being integrated on the pcb board；And
Connecting terminal outside the protective, being electrically connected with the pcb board is set.
Further, it is provided with pilot pin on the controller, location hole, the control are provided on the stator seat
When device is fixed on the stator seat, the pilot pin is inserted into the positioning hole.
Further, the rotor assembly include casing, the output shaft that is fixedly connected with the casing.
Further, axis hole is offered on the stator module, the output shaft passes through the axis hole and fixes with casing
Connection.
Further, the axis hole both ends are equipped with bearing hole, are provided in the bearing hole and fix with the output shaft
The bearing of connection.
Further, elastomer is provided in the bearing hole, described elastomer one end abuts the bearing, and one end is supported
Connect the stator module.
Further, the axle sleeve of the fixed output shaft is additionally provided on the casing.
The utility model additionally provides a kind of suction pump, including motor above-mentioned.
Motor provided by the embodiment of the utility model, due to turning the stator of controller, stator module and rotor assembly
Son is arranged in the accommodating chamber of protective, i.e., the rotor of controller, the stator of stator module and rotor assembly is by protective
Cladding, avoids controller and is damaged, extend its service life, and then extend the service life of motor；Moreover, by
Groove is set on stator seat, controller is embedded in groove, can not only guarantee that stablizing for controller is fixed, may be used also
To further decrease the volume of motor, allow to be widely used on microminiature sophisticated product.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of motor provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of stator seat in Fig. 1；
Fig. 3 is the structural schematic diagram of stator core in Fig. 1；
Fig. 4 is the structural schematic diagram of rotor assembly in Fig. 1.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
The utility model embodiment is by setting protective, and by controller, the stator of stator module and rotor assembly
Rotor is arranged in the accommodating chamber of protective, i.e., the rotor of controller, the stator of stator module and rotor assembly is by protection
Body cladding, avoids controller and is damaged, extend its service life, and then extend the service life of motor；Moreover, passing through
Groove is set on stator seat, controller is embedded in groove, can not only guarantee that stablizing for controller is fixed, also
The volume that motor can be further decreased allows to be widely used on microminiature sophisticated product.
Embodiment one
As shown in Figure 1, Figure 2 and Figure 3, the utility model embodiment provides a kind of motor comprising stator seat 1；It is fixed
It include the stator module 4 of stator on stator seat 1；It is set on the stator of the stator module 4, around stator module 4
Stator rotation, include the rotor assembly 5 of rotor；The controller 2 being fixed on stator seat 1；And it is provided with one end and opens
The protective 3 of the accommodating chamber of mouth, which is fixed on stator seat 1, and seals opening for accommodating chamber by the stator seat 1
Mouthful, wherein the stator of stator module 4, the rotor of rotor assembly 5 and controller 2 are placed in the accommodating chamber, moreover, fixed
Fluted 11 are arranged on 1 end face of stroma, controller 2 is embedded in the groove 11.
The motor can be outer rotor brushless DC motor, and stator module 4 may include stator core 41 and be wound around
Coil windings 42 on stator core 41, the winding can be made three-phase symmetrical star connection.Rotor assembly 5 may include cup-shaped
Casing 51 and the inside of casing 51 and circumferentially arranged permanent magnet i.e. magnet ring 52, after powered up, stator armature shape are set
It is acted at magnetic field and permanent magnet, so that rotor assembly 5 be driven to rotate, and magnet ring 52 and 51 surface of casing can be coated with and body
Metal binding good black electrophore tic, to play a protective role and the effects of anticorrosion, wherein coat can be according to user's need
It asks and is configured to random color；The protective 3 can use surface black oxidation processes, reflective to eliminate, and completely cut off air, reach
To the purpose of antirust, stator seat 1, protective 3 and casing 51 can use punching stretch mold members, to guarantee all parts
Mechanical performance, physical property and preferably meet assembly and use requirements, wherein oxide layer can be aoxidized according to user demand
At random color.Furthermore, it is possible to which the outer circle of stator seat 1 is provided with ladder along 12, to cooperate with protective 3 by adhesive
Connection.
Motor provided by the embodiment of the utility model, due to by controller 2, the stator of stator module 4 and rotor assembly 5
Rotor is arranged in the accommodating chamber of protective 3, i.e., the rotor of controller 2, the stator of stator module 4 and rotor assembly 5 by
Protective 3 coats, and avoids controller 2 and is damaged, extend its service life, and then extends the service life of motor；And
And by the way that groove is arranged on stator seat, controller 2 is embedded in groove, can not only guarantee the steady of controller 2
It is fixed fixed, the volume of motor can also be further decreased, allows to be widely used on microminiature sophisticated product.
Embodiment two
In an alternative embodiment of the utility model, referring to Fig. 1, controller 2 above-mentioned may include pcb board 21,
Position sensor, the driver being integrated on pcb board 21, and be arranged in it is outside protective 3, be electrically connected with the pcb board 21
Connecting terminal 22, and the pcb board 21 is embedded in groove 11 above-mentioned.Wherein, position sensor, driver are directly welded at
On pcb board 21, connecting terminal 22 is electrically connected by conducting wire with pcb board 21, and conducting wire one end and connecting terminal 22 weld, the other end
It is welded with pcb board 21.It is also provided with alignment circuit and current foldback circuit on the pcb board 21, to realize in motor
Be arranged speed protection range, and in motor electric current be more than safe current threshold value when close motor power supply.It can be on rotor
It is stained with the permanent magnet to have magnetized, and position sensor can be used for detecting the polarity of rotor；Driver may include power
The structures such as electronic device and integrated circuit, for receiving the starting, stopping and brake signal of motor, to control opening for motor
Dynamic, stopping and braking, and the signal and positive and negative rotaring signal of position sensor are received, to control the logical of each power tube of inverter bridge
It is disconnected, continuous torque is generated, speed command and feedback speed signal can also be received, to control and adjust revolving speed, can also be used
It protects and shows etc. in providing.By the way that position sensor, driver and connecting terminal 22 are integrated on a PCB plate 21,
And pcb board 21 is embedded in the groove 11 of stator seat 1, reduces the volume of motor, allows to more be widely used in micro-
On miniature precision product.Wherein, 11 chamfered shape of groove on stator seat 1 can be adapted with the chamfered shape of pcb board 21, with
Convenient for the inlaying in stator seat 1 of pcb board 21.
Embodiment three
In an alternative embodiment of the utility model, with reference to Fig. 1, pilot pin can be set on controller 2, it is fixed
Location hole can be set on stroma 1, when controller 2 is fixed on stator seat 1, pilot pin is inserted into positioning hole.Specifically, fixed
Position needle can be on pcb board 21, and the quantity of pilot pin can be multiple and can be evenly distributed with along the profile of pcb board 21, and location hole
Can be set the slot bottom in aforementioned grooves 11, and the quantity of location hole can it is identical as the quantity of pilot pin and with pilot pin one by one
It is corresponding, by the setting of pilot pin and location hole, the stability connected between controller 2 and stator seat 1 is further ensured, and
And glue can be poured into positioning hole, so that pilot pin is connect by glue with location hole, it further ensure that control
The stability connected between device 2 and stator seat 1.
Example IV
In an alternative embodiment of the utility model, referring to Fig. 1 and Fig. 4, rotor assembly 5 may include casing 51,
The output shaft 53 being fixedly connected with casing 51.Specifically, output shaft 53 can be carried out by 54 riveting mode of axle sleeve and casing 51
It is fixedly connected, so that output shaft 53 can be with 51 Positive rotational of casing, so as to lean on output torque.
Embodiment five
In an alternative embodiment of the utility model, referring to Fig. 1, axis hole can be offered on stator module 4, exported
Axis 53 can pass through axis hole and be fixedly connected with casing 51.Specifically, stator module 4 may include tubular stator column 43, the tubular
Stator column 43 by gluing is connect through stator seat 1 and casing 51 and with pcb board 21, and the axis hole can be tubular stator column
Hole in 43, the hole that output shaft 53 is passed through in the tubular stator column 43 is fixedly connected with casing 51, compact-sized, real
It is now reliable.
Embodiment six
In an alternative embodiment of the utility model, referring to Fig. 1, bearing can be equipped at axis hole both ends above-mentioned
The bearing being fixedly connected with output shaft 53 can be set in the bearing hole in hole.It specifically, can be with inside 1 outer end of stator seat
It is provided with the drive end bearing bracket 6 being set in outside output shaft 53, drive end bearing bracket 6 and tubular stator column 43 1 can be located in stator seat 1
Front axle bearing bore is arranged in position between end, and the fore bearing 531, Yi Ji connecting with output shaft 53 is arranged in the front axle bearing bore
After another rear axle bearing bore is arranged in the other end inside of tubular stator column 43, and setting is connect with output shaft 53 in the rear axle bearing bore
Bearing 55 allows output shaft 53 to carry out revolving support by the fore bearing and rear bearing 55, to guarantee the flat of output shaft 53
Steady rotation, to guarantee the steady output torque of output shaft 53.Wherein, drive end bearing bracket 6 can use surface black oxidation processes, to disappear
Except reflective, completely cut off air, achieve the purpose that antirust, and drive end bearing bracket 31 can use metallic sintered products, with guarantee its mechanical performance,
Physical property and the assembly and use requirements for preferably meeting the motor.
Embodiment seven
In an alternative embodiment of the utility model, referring to Fig. 1, flexible body 6 can be set in bearing hole, it should
One end of elastomer 6 abuts bearing, and the other end abuts stator module 4.Specifically, rear axle can be located in tubular stator column 43
55 one end setting stepped hole is held, diameter holes are for plugging output shaft 53, and large diameter hole is for being arranged 55 hole of rear bearing installation rear axle
Hold 55, wherein elastomer 6 can be set between rear bearing 55 and the step of stepped hole, i.e. one end of elastomer 6 and rear bearing
55 abut, and the other end is abutted with the step of stepped hole, to realize the installation of elastomer 6, which can be spring.It is logical
The setting of elastomer 6 is crossed, the vibration that 6 buffer motor of elastomer can be made to generate is also convenient for electricity to reduce the noise of motor
The assembly of machine.
Embodiment eight
In an alternative embodiment of the utility model, referring to Fig. 1 and Fig. 4, it is also provided on casing 51 solid
Determine the axle sleeve 54 of output shaft 53, i.e. output shaft 53 is fastened on casing 51 by way of with 54 riveting of axle sleeve, by setting
Axle sleeve 54 is set, it can be to avoid the abrasion before output shaft 53 and casing 51, it can also be ensured that between output shaft 53 and casing 51
It is bonded.
Embodiment nine
The utility model additionally provides a kind of suction pump, which includes motor above-mentioned.
Suction pump provided by the embodiment of the utility model, including motor, the motor is due to determining controller, stator module
The rotor of son and rotor assembly is arranged in the accommodating chamber of protective, i.e. the stator and rotor assembly of controller, stator module
Rotor coated by protective, avoid controller and be damaged, extend its service life, and then extend the use of motor
Service life；Moreover, being embedded in controller in groove by the way that groove is arranged on stator seat, can not only guarantee to control
Stablizing for device is fixed, and can also be further decreased the volume of motor, be allowed to be widely used on microminiature sophisticated product.
Motor provided by the embodiment of the utility model illustrates the technology of the utility model using above each embodiment
Scheme avoids controller and is damaged, and extends its service life, and then extend the service life of motor, it is ensured that control
The stability connected between device and stator seat processed.It, can be with moreover, torque can be reliably smoothly output in the output shaft of the motor
The noise of motor is reduced, by elastomer convenient for the assembly of motor.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
1. a kind of motor characterized by comprising
Stator seat；
It is fixed on the stator seat, includes the stator module of stator；
It is set on the stator of the stator module, is rotated around the stator of the stator module, include the rotor set of rotor
Part；
The controller being fixed on the stator seat；
It is provided with the protective of accommodating chamber open at one end, the protective is fixed on the stator seat, and by the stator
State the opening of accommodating chamber in setting residence；
The stator of the stator module, the rotor of rotor assembly, controller are placed in the accommodating chamber；
The stator seat end face setting is fluted, and the controller inlays setting in the groove.
2. motor as described in claim 1, which is characterized in that
The controller includes:
Pcb board；
Position sensor, the driver being integrated on the pcb board；And
Connecting terminal outside the protective, being electrically connected with the pcb board is set.
3. motor as described in claim 1, which is characterized in that
It is provided with pilot pin on the controller, location hole is provided on the stator seat, the controller is fixed on described fixed
When on stroma, the pilot pin is inserted into the positioning hole.
4. motor as described in claim 1, which is characterized in that
The output shaft that the rotor assembly includes casing, is fixedly connected with the casing.
5. motor as claimed in claim 4, which is characterized in that
Axis hole is offered on the stator module, the output shaft passes through the axis hole and is fixedly connected with casing.
6. motor as claimed in claim 5, which is characterized in that
The axis hole both ends are equipped with bearing hole, are provided with the bearing being fixedly connected with the output shaft in the bearing hole.
7. motor as claimed in claim 6, which is characterized in that
Elastomer is provided in the bearing hole, described elastomer one end abuts the bearing, and one end abuts the stator module.
8. motor as claimed in claim 4, which is characterized in that
The axle sleeve of the fixed output shaft is additionally provided on the casing.
9. a kind of suction pump characterized by comprising
Such as motor described in any item of the claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821473048.4U CN208986779U (en) | 2018-09-10 | 2018-09-10 | A kind of motor and suction pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821473048.4U CN208986779U (en) | 2018-09-10 | 2018-09-10 | A kind of motor and suction pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208986779U true CN208986779U (en) | 2019-06-14 |
Family
ID=66783727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821473048.4U Active CN208986779U (en) | 2018-09-10 | 2018-09-10 | A kind of motor and suction pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208986779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112886753A (en) * | 2020-12-31 | 2021-06-01 | 日电产伺服电机（常州）有限公司 | Motor for massage equipment or rocking chair |
-
2018
- 2018-09-10 CN CN201821473048.4U patent/CN208986779U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112886753A (en) * | 2020-12-31 | 2021-06-01 | 日电产伺服电机（常州）有限公司 | Motor for massage equipment or rocking chair |
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