CN214480161U

CN214480161U - Integrated form motor based on PoE

Info

Publication number: CN214480161U
Application number: CN202120404952.5U
Authority: CN
Inventors: 郭文翔; 汤佳东; 傅春涛; 霍寅龙; 程亿; 曹锋
Original assignee: Shanghai Anpu Mingzhi Automation Equipment Co ltd
Current assignee: Shanghai Anpu Mingzhi Automation Equipment Co ltd
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-10-22
Anticipated expiration: 2031-02-24

Abstract

The utility model relates to an integrated form motor based on PoE, motor body and driver including interconnect, the driver include communication board, power board and control panel, communication board include PoE power management unit, communication board be connected with the control panel, PoE power management unit be connected with the power board, the power board respectively with control panel and motor body coupling. Compared with the prior art, the utility model has the advantages of practice thrift the cost, save space, promote the reliability.

Description

Integrated form motor based on PoE

Technical Field

The utility model relates to a motor especially relates to an integrated form motor based on PoE.

Background

Power over ethernet (poe) is a remote dc power transmission method using a communication cable, and can satisfy the dc power supply requirement while transmitting data based on an IP terminal ethernet. The POE technology has the advantages of saving cost, saving space, improving reliability and the like, and the POE technology is developed more and more mature at present, but is not widely applied to motor driving products.

In the prior integrated motor based on Ethernet communication, power supply interfaces and communication interfaces are mutually independent, the motor is provided with a separate power supply interface and a communication interface, the power supply interface is connected to a power supply port of the motor for power supply through an external power supply in use, and a communication cable is connected to the communication interface for data transmission only. The traditional power supply scheme has a plurality of defects, the existence of the power connector limits the structural design of the integrated motor, is not beneficial to designing a compact and small structure, and can increase the cost, because of the existence of the power line and the power supply, the wiring of the user equipment is more complicated, a larger space is needed, the cost and the risk can be correspondingly increased, and the traditional power supply scheme also has good convenience in use.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide an integrated motor based on PoE for overcoming the above-mentioned drawbacks of the prior art.

The purpose of the utility model can be realized through the following technical scheme:

according to the utility model discloses an aspect provides an integrated form motor based on PoE, motor body and driver including interconnect, the driver include communication board, power board and control panel, the communication board include PoE power management unit, the communication board be connected with the control panel, PoE power management unit be connected with the power board, the power board respectively with control panel and motor body coupling.

As a preferred technical solution, the communication board further includes a communication interface and an ethernet transformer, and the communication interface is connected to the control board and the PoE power management unit through the ethernet transformer respectively.

As a preferred technical solution, the PoE power management unit includes a PoE power chip and a DC/DC power chip connected in sequence, the PoE power chip is connected to the ethernet transformer, and the DC/DC power chip is connected to the power board.

As a preferred technical solution, the communication interface is an RJ45 connector.

As a preferred technical solution, the communication interface is an M12 connector.

As a preferred technical scheme, the power board comprises an LDO chip, a Gate voltage acquisition circuit and an H-bridge drive circuit which are respectively connected with the DC/DC power chip, the LDO chip, the Gate voltage acquisition circuit and the H-bridge drive circuit are respectively connected with the control board, and the H-bridge drive circuit is connected with the motor body.

As a preferred technical scheme, the LDO chip is a 3.3V LDO chip.

As a preferable technical scheme, the control board comprises a DSP chip and a control chip which are mutually connected, the DSP chip is connected with the H-bridge driving circuit, the DSP chip is connected with the Ethernet transformer, and the control chip comprises a PHY chip and an ARM chip.

As a preferred technical solution, the control board further includes a knob switch connected to the control chip for setting an ethernet address and an LED display for displaying a motor status.

As a preferred technical solution, the motor further includes an encoder.

Compared with the prior art, the utility model has the advantages of it is following:

(1) saving cost

Power connectors and connecting wires thereof are omitted, and the cost of integrated motor products is reduced; the user can save the power line and reduce the cost of the user equipment.

(2) Space saving

The power connector is removed, and the structural design of the integrated motor is more compact and smaller; no separate power cord is required and the overall space for the user equipment can be reduced for the system.

(3) Reliability is improved

The system has smaller power supply loop, stronger anti-interference and better reliability.

(4) Improve the usability and the universality

The wiring harness is few, the use is simpler, a special power line is not needed, only a standard network cable is needed, and the universality is good.

Drawings

Fig. 1 is a schematic structural diagram of the actuator of the present invention;

fig. 2 is a schematic structural diagram of a motor using an RJ45 connector according to the present invention;

fig. 3 is a schematic structural diagram of a motor adopting an M12 connector according to the present invention;

fig. 4 is a schematic view showing an explosion structure of a motor using an RJ45 connector according to the present invention;

fig. 5 is a schematic diagram of an explosion structure of a motor using an RJ45 connector according to the present invention;

fig. 6 is a schematic diagram of an explosion structure of a motor adopting an M12 connector according to the present invention;

fig. 7 is a schematic diagram of an explosion structure of a motor using an M12 connector according to the present invention;

wherein 1 is the communication board, 2 is the power board, 3 is the control panel, 4 is the motor body, 11 is the RJ45 connector, 12 is the ethernet transformer, 13 is the PoE power management unit, 131 is PoE power chip, 132 is DC/DC power chip, 14 is the M12 connector, 21 is the LDO chip, 22 is the Gate voltage acquisition circuit, 23 is H bridge drive circuit, 31 is the control chip, 32 is the DSP chip, 33 is knob switch, 34 is the LED display, 5 is the encoder, 6 is the back lid, 7 is the driver shell.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

The utility model discloses in being applied to integrated form motor with the PoE technique, remove power connector, use communication cable and communication interface to supply power and data transmission.

As shown in fig. 1, an integrated motor based on PoE includes a motor body 4 and a driver connected with each other, the driver includes a communication board 1, a power board 2 and a control board 3, the communication board 1 includes a PoE power management unit 13, the communication board 1 is connected with the control board 3, the PoE power management unit 13 is connected with the power board 2, and the power board 2 is connected with the control board 3 and the motor body 4 respectively;

after receiving the coupling signal, the communication board 1 decouples the signal, one part generates a power voltage signal driven by the motor to the power board 2, the other part generates a communication signal for controlling the motor to the control board 3, and the coupling signal is obtained by coupling the Ethernet network signal and the power signal through the POE power supply.

The communication board 1 is used for realizing POE signal decoupling and is responsible for responding and processing driver peripheral equipment and communication signals. And the power board 2 is used for performing DC/DC voltage conversion on the POE power supply obtained after decoupling, inputting the POE power supply to the H-bridge driving motor, and meanwhile, the LDO generates 3.3V control power to supply power to the control system. And the control board 3 is used for realizing motor control and feedback signal processing.

The communication board 1 further comprises a communication interface and an ethernet transformer 12, and the communication interface is respectively connected with the control board 3 and the PoE power management unit 13 through the ethernet transformer 12. The PoE power management unit 13 includes a PoE power chip 131 and a DC/DC power chip 132 connected in sequence, the PoE power chip 131 is connected to the ethernet transformer 12, and the DC/DC power chip 132 is connected to the power board 2.

As shown in fig. 4 and 5, the communication interface is an RJ45 connector 11.

The power board 2 comprises an LDO chip 21, a Gate voltage acquisition circuit 22 and an H-bridge driving circuit 23 which are respectively connected with the DC/DC power chip 132, the LDO chip 21, the Gate voltage acquisition circuit 22 and the H-bridge driving circuit 23 are respectively connected with the control board 3, and the H-bridge driving circuit 23 is connected with the motor body 4. The LDO chip 21 is a 3.3V LDO chip, and a 3.3V control power supply generated by the 3.3V LDO chip is transmitted to the control board for supplying power.

The control panel 3 include interconnect's DSP chip 32 and control chip 31, DSP chip 32 be connected with H bridge drive circuit 23, DSP chip 32 be connected with ethernet transformer 12, control chip 31 include PHY chip and ARM chip.

The control panel 3 further comprises a knob switch 33 for setting an ethernet address and an LED display 34 for displaying a motor status, which are respectively connected to the control chip 31.

The principle of the utility model is as follows:

1) and (6) signal coupling. The Ethernet network signal is output through a public network wire after being coupled with the power signal through the POE power supply.

2) And (5) signal transmission. The coupling signal is transmitted through a common network cable and input into the integrated POE motor.

3) The signals are decoupled. The coupled signals are decoupled inside the driver through a POE transformer, one part generates power voltage driven by the motor, and the other part generates communication signals for controlling the motor.

Example 2

As shown in fig. 6-7, the communication interface is the M12 connector 14. The rest is the same as example 1.

Example 3

The motor also comprises an encoder 5, the encoder is selectable, the open-loop control type product has no encoder, and the closed-loop control type product has an encoder. The rest is the same as example 1 or 2.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The integrated motor based on PoE is characterized by comprising a motor body (4) and a driver which are connected with each other, wherein the driver comprises a communication board (1), a power board (2) and a control board (3), the communication board (1) comprises a PoE power management unit (13), the communication board (1) is connected with the control board (3), the PoE power management unit (13) is connected with the power board (2), and the power board (2) is respectively connected with the control board (3) and the motor body (4).

2. A PoE based integrated electrical machine according to claim 1 wherein the communications board (1) further comprises a communications interface and an ethernet transformer (12), the communications interface being connected to the control board (3) and the PoE power management unit (13) via the ethernet transformer (12), respectively.

3. A PoE based integrated motor according to claim 2 wherein the PoE power management unit (13) comprises a PoE power chip (131) and a DC/DC power chip (132) connected in series, the PoE power chip (131) being connected to the ethernet transformer (12), the DC/DC power chip (132) being connected to the power board (2).

4. A PoE based integrated motor as claimed in claim 2 wherein said communication interface is an RJ45 connector (11).

5. A PoE-based integrated dynamoelectric machine as recited in claim 2 wherein said communication interface is an M12 connector (14).

6. A PoE based integrated motor as claimed in claim 3, wherein said power board (2) comprises LDO chip (21), Gate voltage acquisition circuit (22) and H-bridge driving circuit (23) connected to DC/DC power chip (132), respectively, said LDO chip (21), Gate voltage acquisition circuit (22) and H-bridge driving circuit (23) are connected to control board (3), respectively, and said H-bridge driving circuit (23) is connected to motor body (4).

7. A PoE based integrated motor in accordance with claim 6 wherein the LDO chip (21) is a 3.3V LDO chip.

8. A PoE based integrated motor as claimed in claim 6 wherein said control board (3) comprises a DSP chip (32) and a control chip (31) connected to each other, said DSP chip (32) being connected to the H-bridge driving circuit (23), said DSP chip (32) being connected to the ethernet transformer (12), said control chip (31) comprising a PHY chip and an ARM chip.

9. A PoE based integrated motor as claimed in claim 8 wherein the control board (3) further comprises a rotary switch (33) for setting ethernet address and an LED display (34) for displaying motor status, respectively connected to the control chip (31).

10. An integrated PoE-based motor according to claim 1, further comprising an encoder (5).