CN219366933U

CN219366933U - Power output device

Info

Publication number: CN219366933U
Application number: CN202220939293.XU
Authority: CN
Inventors: 陈林兴
Original assignee: Kaiping Domi Electronic Technology Co ltd
Current assignee: Kaiping Domi Electronic Technology Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2023-07-18
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses a power output device, which comprises a motor; the speed reducing device is in transmission connection with the motor and is provided with an output shaft; the motor frame is provided with a through hole in the middle, the motor frame is arranged at one end of the speed reducing device, and the output shaft penetrates through the through hole; the sensor is arranged on the motor frame and is arranged on one side of the through hole; and the controller is electrically connected with the sensor and the motor. The control valve body of the power output device can realize stepless speed regulation, accurately control water flow, and has stable operation and strong anti-interference capability.

Description

Power output device

Technical Field

The utility model relates to the technical field of automatic water valves, in particular to a power output device.

Background

The existing automatic bathroom faucet is controlled by using an electromagnetic valve, the flow of water is difficult to adjust by using the electromagnetic valve, the electromagnetic valve is used for acquiring the flow of the valve by using a Hall sensor, and then the valve is controlled to be opened and closed according to the data read by the Hall sensor, but the valve has only a plurality of gears, and the stepless adjustment of the water flow cannot be realized.

If the valve is impacted, the zero position of the valve core of the faucet is changed, and the position of the valve core needs to be zeroed to find the original point when the valve is used next time.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the power output device which is used for controlling the valve body, can realize stepless speed regulation and accurately control the flow of water, and has stable operation and strong anti-interference capability.

A power output apparatus according to an embodiment of the first aspect of the utility model includes a motor; the speed reducing device is in transmission connection with the motor and is provided with an output shaft; the motor frame is provided with a through hole in the middle, the motor frame is arranged at one end of the speed reducing device, and the output shaft penetrates through the through hole; the sensor is arranged on the motor frame and is arranged on one side of the through hole; the controller is electrically connected with the sensor and is electrically connected with the motor; the sensor acquires the rotation angle of the output shaft, and the controller reads the data of the sensor and controls the motor to rotate.

The power output device provided by the embodiment of the utility model has at least the following beneficial effects: the motor is used for controlling the valve core of the faucet, a user can realize automatic control of the faucet without touching a switch of the valve core by hands, a sensor is arranged on an output shaft of the motor and used for acquiring the rotation angle of the output shaft, and the motor adjusts according to the feedback of the rotation angle of the output shaft, so that the accurate control of water flow is realized. The motor is matched with the speed reducer, so that finer control can be realized, and stepless adjustment of water flow is realized.

According to some embodiments of the utility model, the sensor is an angle sensor that obtains a rotation angle of the output shaft. The current angle of the output shaft can be obtained by using an angle sensor, and then data is transmitted to the controller.

According to some embodiments of the utility model, a water valve is arranged on the motor frame, a plurality of connecting holes are arranged on the edge of the motor frame, the connecting holes are arranged along the edge of the motor frame, and the connecting holes are mutually matched with the fixing holes of the water valve.

According to some embodiments of the utility model, the output shaft is in driving connection with a valve element of the water valve. The output shaft is in transmission connection with the valve core, and the valve core can be driven to rotate when the output shaft rotates, so that the flow of water is controlled.

According to some embodiments of the utility model, the motor is a brushed motor. The brush motor can reduce the cost, occupies less space, and is favorable for installing the power output device in a narrow space.

According to some embodiments of the utility model, the two sides of the through hole are provided with threaded mounting holes, and the other end of the speed reducing device is provided with a threaded groove matched with the threaded mounting holes. The motor frame can be firmly fixed on the motor.

According to some embodiments of the utility model, the motor frame is provided with a recess, which is mutually adapted to the housing of the reduction gear. The grooves are formed in the motor frame, so that the motor frame can be positioned in advance, and the motor frame is convenient to install.

According to some embodiments of the utility model, the output shaft is provided with a slot, which is mutually adapted to the valve stem of the water valve. The arrangement of the slot enables the output shaft to be better matched with the valve rod.

According to some embodiments of the utility model, an aperture is provided in the middle of the sensor, and the output shaft is disposed in the aperture. The output shaft is arranged in the opening of the sensor, so that the data acquired by the sensor are more accurate, and the accuracy of water flow control is improved.

According to some embodiments of the utility model, the reduction gear is provided integrally with the motor. The reduction gear and the motor are integrally arranged, so that the installation efficiency can be improved, the production cost is further saved, and meanwhile, the tightness between the motor and the reduction gear is also improved, so that the service life of the power output device is prolonged.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described with reference to the accompanying drawings and examples, in which:

FIG. 1 is a diagram illustrating a split state according to an embodiment of the present utility model;

FIG. 2 is a schematic three-dimensional view of an embodiment of the present utility model;

FIG. 3 is a schematic view of the bottom of a power take-off according to an embodiment of the present utility model;

FIG. 4 is a three-dimensional schematic of a motor and reduction gear;

FIG. 5 is a second three-dimensional schematic of an embodiment of the utility model.

Reference numerals: a controller 100; a motor 110; a speed reducing device 120; a motor frame 130; a sensor mounting plate 140; an output shaft 150; a sensor 160; a connection hole 170; a threaded mounting hole 180; a boss 200.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 and 2, fig. 1 is an exploded view of a power output apparatus, a boss 200 is provided above a motor 110, the boss 200 is used to mount a controller 100, the controller 100 is mounted on the motor 110 through the boss 200 above the motor 110, and the boss 200 can be used to supply power to the motor 110 and transmit signals to control the motor 110. The speed reducer 120 is disposed below the motor 110, the speed reducer 120 is in transmission connection with the motor 110, and the high-rotation-speed and low-torque power output by the motor 110 is changed into low-rotation-speed and high-torque power after passing through the speed reducer 120, and the output shaft 150 of the speed reducer 120 is connected with the valve core of the water valve, so that the power output device is ensured to have enough torque to control the valve core to be opened and closed. The motor frame 130 is provided with a through hole in the middle, two sides of the through hole are provided with threaded mounting holes 180, the other end of the speed reducer 120 is provided with threaded grooves matched with the threaded mounting holes 180, the motor frame 130 can be mounted at one end of the speed reducer 120 by using screws, an output shaft 150 of the speed reducer 120 is mounted in the through hole, and the output shaft 150 rotates in the through hole. A sensor 160 is further provided below the motor housing 130, the sensor 160 is mounted on the motor housing 130, the sensor 160 is provided at one side of the through hole, the sensor 160 is used for acquiring a rotation angle of the output shaft 150, the controller 100 reads data of the sensor 160, and then the controller 100 controls the motor 110 to rotate. In some embodiments, the sensor 160 is mounted on a sensor mounting plate 140, and the sensor mounting plate 140 is mounted on the motor housing 130. The sensor mounting plate 140 is additionally arranged between the sensor 160 and the motor frame 130, which is beneficial to improving the firmness of the sensor 160 and prolonging the service life of the sensor 160.

Referring to fig. 1, in some embodiments, a groove is formed on the motor frame 130, and the groove is matched with the housing of the speed reducer 120, it is understood that the groove may be circular in shape, the housing of the speed reducer 120 may be cylindrical, if the groove is square in shape, the housing of the speed reducer 120 may be square, and by providing the groove and the housing of the speed reducer 120 to be matched with each other, the pre-positioning may be achieved, so that the time for the procedure of mounting the motor frame 130 on the speed reducer 120 may be reduced, and the mounting accuracy may be improved.

Referring to fig. 3, the output shaft 150 is installed in a through hole in the middle of the sensor mounting plate 140, and in some embodiments, the sensor 160 is an angle sensor that acquires a rotation angle of the output shaft 150, and then the angle sensor transmits the rotation angle of the output shaft 150 to the controller 100, and the controller 100 determines the opening degree of the valve according to the rotation angle of the output shaft 150. In the process of controlling the valve to be opened by the motor 110, if the controller 100 judges that the rotation angle of the output shaft 150 does not reach the threshold value, the controller 100 controls the motor 110 to continue rotating, and increases the opening degree of the valve, so as to control the flow of water; if the controller 100 determines that the rotation angle of the output shaft 150 reaches the threshold value, the controller 100 controls the motor 110 to stop rotating, keeps the valve open, and maintains the constant water yield; if the controller 100 determines that the rotation angle of the output shaft 150 is greater than the threshold, the controller 100 controls the motor 110 to rotate reversely, so as to reduce the opening degree of the valve and reduce the water flow rate, until the rotation angle of the output shaft 150 reaches the set threshold, the motor 110 stops rotating, the valve is kept open, and the water yield is kept constant. When the controller 100 receives the valve closing signal, the motor 110 is reversed, thereby driving the valve to close. The angle sensor is used for acquiring the rotation angle, and the controller 100 is used for controlling the opening and closing of the valve, so that stepless adjustment of water flow can be realized, and accurate control of water flow can be realized. In some embodiments, the angle sensor may obtain the current position of the output shaft 150, and when the output shaft 150 is impacted and the origin position is changed, the angle sensor obtains the deflection angle of the output shaft 150 after the impact, and the controller 100 marks the current position of the output shaft 150 as the origin, without readjusting the zero point of the output shaft 150. The accuracy of the power output device can be further improved, and the control of water flow is more accurate. It can be appreciated that the motor 110 may be a brushed motor, so that installation space can be saved by using the brushed motor, and the problem that a part of construction environment cannot be installed because the power output device is too large in size is avoided.

Referring to fig. 3 and 5, the motor housing 130 is provided with connection holes 170, the connection holes 170 are provided at the edge of the motor housing 130, the number of the connection holes 170 is four, and the water valve is fixed to the motor housing 130 or the sensor mounting plate 140 through the connection holes 170. In some embodiments, the attachment holes 170 are provided with threaded posts that mate with mounting features of the water valve, which is mounted to the motor housing 130 or the sensor mounting plate 140 via the threaded posts. The middle of the sensor 160 is provided with an opening, the output shaft 150 is arranged in the opening, the sensor 160 is facilitated to read data of the output shaft 150, and accuracy is improved.

Referring to fig. 3 to 5, the output shaft 150 of the reduction gear 120 is provided with a slot, and the slot of the output shaft 150 is mutually matched with the valve rod of the water valve, so that the power transmission efficiency of the output shaft 150 can be effectively improved, and the slip is reduced. In some embodiments, the speed reducer 120 and the motor 110 may be integrally provided, or the speed reducer 120 and the motor 110 may be provided as a module, so that the installation efficiency may be improved, the dust tightness of the motor 110 and the speed reducer 120 may be improved, and the service life of the power output device may be advantageously prolonged.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A power take off for controlling a water valve, comprising:

a motor;

the speed reducing device is in transmission connection with the motor and is provided with an output shaft;

the motor frame is provided with a through hole in the middle, the motor frame is arranged at one end of the speed reducing device, and the output shaft penetrates through the through hole;

the sensor is arranged on the motor frame and is arranged on one side of the through hole;

the controller is electrically connected with the sensor and is electrically connected with the motor;

the sensor acquires the rotation angle of the output shaft, and the controller reads the data of the sensor and controls the motor to rotate.

2. A power output apparatus in accordance with claim 1, wherein the sensor is an angle sensor that obtains a rotation angle of the output shaft.

3. The power take-off according to claim 1, wherein the motor housing is provided with a water valve, the edge of the motor housing is provided with a plurality of connecting holes, the connecting holes are arranged along the edge of the motor housing, and the connecting holes are mutually matched with the fixing holes of the water valve.

4. A power take off according to claim 3, wherein the output shaft is in driving connection with the valve element of the water valve.

5. A power take off according to claim 1, wherein the motor is a brushed motor.

6. A power take-off as claimed in claim 1, wherein threaded mounting holes are provided on both sides of the through hole, and the other end of the reduction gear is provided with a thread groove which is matched with the threaded mounting holes.

7. A power take-off as claimed in claim 1, wherein the motor housing is provided with a recess, the recess being adapted to the housing of the reduction gear.

8. A power take off according to claim 1, wherein the output shaft is provided with a slot which is mutually adapted to the valve stem of the water valve.

9. A power take off as claimed in claim 1, wherein an aperture is provided in the middle of the sensor, the output shaft being disposed in the aperture.

10. A power take-off according to claim 1, wherein the speed reduction means is provided integrally with the motor.