CN218916223U

CN218916223U - Charging and data transmission integrated optical positioning system

Info

Publication number: CN218916223U
Application number: CN202223315413.8U
Authority: CN
Inventors: 关沛峰
Original assignee: Guangzhou Aimuyi Technology Co ltd
Current assignee: Guangzhou Aimuyi Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-04-25
Anticipated expiration: 2032-12-09

Abstract

The utility model belongs to the field of optical positioning, and discloses an optical positioning system integrating charging and data transmission, which comprises an optical positioning module, a communication power supply line and a conversion module; one end of the conversion module is connected with the first end of the communication power supply line, and the other end of the conversion module is respectively connected with a power supply and an upper computer; the conversion module is used for collecting data signals transmitted by the upper computer and power signals provided by the power supply to the communication power supply line; the second end of the communication power supply line is connected with the optical positioning module; the optical positioning module is used for calculating the three-dimensional coordinates of the object. The conversion module can be directly connected with the optical positioning module through the communication power supply line, and only one connecting line is arranged between the optical positioning module and the conversion module, so that a plurality of wires are not paved around the optical positioning module, the winding and the false touch are not easy to occur, the stability of the optical positioning system can be improved, and the error rate is reduced.

Description

Charging and data transmission integrated optical positioning system

Technical Field

The utility model relates to the field of optical positioning, in particular to an optical positioning system integrating charging and data transmission.

Background

The optical positioning system can calculate and obtain a three-dimensional coordinate system of the object, and then the three-dimensional coordinate data are required to be sent to the upper computer, and because image data are involved, wireless communication is generally not used for ensuring the stability of communication, but a large number of communication interfaces such as USB or Ethernet can be adopted for transmission. Therefore, a plurality of wires are laid around the optical positioning system.

However, in working scenes such as an operating room, a plurality of wires laid around the optical positioning system are easy to cause winding, and if the wires are carelessly touched, the stable work of the optical positioning system is affected, so that the efficiency and quality of an operation are seriously affected.

Disclosure of Invention

The utility model mainly aims to provide an optical positioning system integrating charging and data transmission, which aims to solve the problem that the optical positioning system is unstable in operation due to the fact that a plurality of wires are used for power supply and data transmission in the optical positioning system and are easily touched by mistake.

The utility model discloses the following technical scheme:

an optical positioning system integrating charging and data transmission comprises an optical positioning module, a communication power supply line and a conversion module;

one end of the conversion module is connected with the first end of the communication power supply line, and the other end of the conversion module is respectively connected with a power supply and an upper computer; the conversion module is used for collecting data signals transmitted by the upper computer and power signals provided by the power supply to the communication power supply line;

the second end of the communication power supply line is connected with the optical positioning module;

the optical positioning module is used for calculating the three-dimensional coordinates of the object.

Further, the communication power supply line is a USB data line;

the conversion module comprises a USB module;

the USB module is used for transmitting the data signals provided by the upper computer and the power signals provided by the power supply to the USB data line according to a USB protocol.

Further, the USB module includes a first integrator, where an input end of the first integrator receives a data signal provided by the host computer and a power signal provided by the power supply, and shields the power signal provided by the host computer.

Further, the USB module further comprises an AC-DC module;

one end of the AC-DC module is connected with the power supply, and the other end of the AC-DC module is connected with the first integrator;

the AC-DC module is configured to convert alternating current to direct current.

Further, the AC-DC module is disposed within the first integrator.

Further, the output voltage of the AC-DC module is 12-15V.

Further, the communication power supply line is an ethernet line, and the conversion module further includes a first POE module;

the input end of the first POE module is connected with the power supply and the upper computer respectively, and the output end of the first POE module is connected with the communication power supply line.

Further, the first POE module is a POE charger or a POE switch.

Further, the conversion module further comprises a first protocol conversion module and a second integrator;

one end of the first protocol conversion module is connected with the upper computer, and the other end of the first protocol conversion module is connected with the second integrator;

the first protocol conversion module is used for converting the data signals provided by the upper computer into data signals according to a transmission protocol corresponding to the communication power supply line;

the second integrator is connected with a power supply, and the data signals and the power signals of the power supply are collected on the communication power supply line.

Further, the conversion module further comprises a second protocol conversion module and a second POE module;

one end of the second protocol conversion module is connected with the upper computer, and the other end of the second protocol conversion module is connected with the second POE module;

the second protocol conversion module is used for converting the data signals provided by the upper computer into data signals of a transmission protocol corresponding to the Ethernet line;

the second POE module is connected with a power supply, and the data signals and the power signals of the power supply are collected on the Ethernet cable.

The beneficial effects are that:

in the present utility model, the conversion module transmits power signals and data for the optical positioning module. One end of the conversion module is respectively connected with the power supply and the upper computer, the other end of the conversion module is connected with the communication power supply line, the conversion module integrates the power signal of the external power supply and the data signal of the upper computer on the communication power supply line, and the power signal provided by the power supply and the data provided by the upper computer are transmitted to the optical positioning module through the communication power supply line. The conversion module can be directly connected with the optical positioning module through the communication power supply line, and only one connecting line is arranged between the optical positioning module and the conversion module, so that a plurality of wires are not paved around the optical positioning module, the winding and the false touch are not easy to occur, the stability of the optical positioning system can be improved, and the error rate is reduced.

Drawings

FIG. 1 is a schematic diagram of a USB module according to an embodiment of the utility model;

FIG. 2 is a schematic diagram of a second integrator and a first protocol conversion module according to an embodiment of the present utility model;

fig. 3 is a schematic structural view of a first POE module and an optical locating module according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a second POE module and a second protocol conversion module according to an embodiment of the present utility model;

FIG. 5 is a circuit diagram of a USB module according to an embodiment of the utility model.

Wherein: an optical positioning module-1; USB data line-2; a first integrator-3; an AC-DC module-4; a first protocol conversion module-5; a second integrator-6; a power supply-7; the upper computer is 8; a first POE module-9; an Ethernet line-10; a USB module-11; a second protocol conversion module-12; a second POE module-13; a conversion module-14; a first wiring point-A, a second wiring point-B, a third wiring point-C and a fourth wiring point-D; positive electrode connection point-E and negative electrode connection point-F; first data connection point-G, second data connection point-H, third data connection point-I, fourth data connection point-J.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless specifically defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the connection may be mechanical connection, direct connection or indirect connection through an intermediate medium, and may be internal connection of two elements or interaction relationship of two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.

Referring to fig. 1 to 5, in one embodiment, an optical positioning system integrating charging and data transmission includes an optical positioning module 1, a communication power supply line, and a conversion module 14;

one end of the conversion module 14 is connected with the first end of the communication power supply line, and the other end of the conversion module is respectively connected with the power supply 7 and the upper computer 8; the conversion module 14 is configured to collect the data signal transmitted by the host computer 8 and the power signal provided by the power supply 7 onto the communication power supply line;

a second end of the communication power supply line is connected with the optical positioning module 1;

the optical positioning module 1 is used for calculating three-dimensional coordinates of an object.

In the above embodiment, the conversion module 14 transmits the power signal and the data signal for the optical positioning module 1. One end of the conversion module 14 is respectively connected with the power supply 7 and the upper computer 8, the other end of the conversion module is connected with a communication power supply line, and a power signal provided by the power supply 7 and a data signal provided by the upper computer 8 are transmitted to the optical positioning module 1 through the communication power supply line. The conversion module 14 can be directly connected with the optical positioning module 1 through a communication power supply line, and only one connecting line is arranged between the optical positioning module 1 and the conversion module 14, so that a plurality of wires are not paved around the optical positioning module 1, the winding and the false touch are not easy to occur, the stability of an optical positioning system can be improved, and the error rate is reduced.

The specific structure is as follows:

the optical positioning module 1 is used for measuring three-dimensional coordinates of a marker, and has important application in the industrial measurement field and the medical detection field, the optical positioning module 1 is composed of two cameras with known position relations and corresponding light sources, the left camera and the right camera are used for acquiring image data, the measured marker autonomously emits light or reflects light emitted from the optical positioning module 1 into the cameras, two-dimensional coordinates of the measured marker in the two cameras are obtained through calculation, then the three-dimensional coordinates of the measured marker are restored by utilizing the relative position relations of the two cameras, the three-dimensional coordinate data are sent to the upper computer 8 for processing, and the upper computer 8 acquires the data and then carries out subsequent processing.

One end of the conversion module 14 is respectively connected with the power supply 7 and the upper computer 8, the other end of the conversion module 14 is connected with the optical positioning module 1, the conversion module 14 combines the power signal and the data signal into one for transmission, the power signal is provided by the power supply 7 outside the upper computer 8, and the power signal and the data signal are collected on the communication power supply line by the conversion module 14. The conversion module 14 may be a USB module or a POE module. In practical applications, the communication interface includes a USB interface, an ethernet interface, and the like, when the conversion module 14 is a USB module, the conversion module 14 may charge and data transfer for the optical positioning module 1 with the communication interface being the USB interface, and when the conversion module 14 is a POE module, the conversion module 14 may charge and data transfer for the optical positioning module 1 with the communication interface being the ethernet interface.

It should be noted that the circuit of the USB module and the circuit of the POE module may be integrated into a chip to form the conversion module 14, so that the input end of the conversion module 14 includes two data lines, and an interface of the two data lines is a USB interface and an interface of the two data lines is an ethernet interface. When the interface of the optical positioning module 1 is a USB interface, the data line with the interface being the USB interface is directly used, and when the interface of the optical positioning module 1 is an Ethernet interface, the data line with the interface being the Ethernet interface is directly used. Of course, the output of the conversion module 14 is still connected to the optical positioning module 1 using only one communication power line.

Referring to fig. 1, in one embodiment, the communication power line is a USB data line 2;

the conversion module 14 includes a USB module 11;

the USB module 11 is configured to transmit a data signal provided by the host computer 8 and a power signal provided by the power supply 7 to the USB data line 2 according to a USB protocol.

In the above embodiment, the output end of the USB module 11 is connected to the optical positioning module 1 through the USB data line 2, and the input end is connected to the power supply 7 and the host computer 8, respectively, so that the USB module 11 can provide power signals for the optical positioning module 1 and can also transmit data signals. The interface of the output end of the USB module 11 is a USB interface, the communication power supply line is a USB data line 2, and the interface of the output end of the USB module 11 is matched with the communication data line.

The use of the USB data line 2 increases the data transmission speed and stability between the optical positioning system and the host computer 8, while also transmitting power signals to the optical positioning system. The USB data line 2 may use an interface of USB2.0 or an interface of USB 3.0. The USB2.0 interface includes four pins, two power lines and two data signal lines. The interface of USB3.0 includes 9 pins, and compared with the USB2.0 interface, the USB3.0 interface has five more data signal lines.

In an embodiment, the USB module 11 includes a first integrator 3, and an input end of the first integrator 3 receives the data signal provided by the host computer 8 and the power signal provided by the power supply 7, and shields the power signal provided by the host computer 8.

In the above embodiment, the input end of the USB module 11 is connected to the host computer 8, and in general, the host computer 8 can provide the power signal for the optical positioning module 1, but since the host computer 8 can only provide the voltage of 5V and the current of 550mA, the operation of the optical positioning system cannot be satisfied in power, and therefore another power supply 7 needs to be connected to provide the power signal for the optical positioning module 1. The input of the first integrator 3 is shielded from the power signal provided by the host computer 8.

In a specific embodiment, the first integrator 3 may be connected to the host computer 8 through a USB cable, or may be connected to the host computer 8 through an ethernet cable 10. When the first integrator 3 is connected with the upper computer 8 through a USB cable, the USB cable can be directly plugged into the USB interface of the upper computer 8. When the first integrator 3 is connected with the upper computer 8 through the Ethernet cable 10, one end of the Ethernet cable 10 is directly inserted into the interface of the Ethernet cable 10 of the upper computer 8, and then a protocol conversion module is arranged, and the first integrator 3 is connected with the Ethernet cable 10 through the protocol conversion module. The protocol conversion module may convert the ethernet line 10 signal into a USB signal.

In another specific embodiment, the power supply 7 connected to the output end of the USB module 11 is a dc power supply, and the power signal provided by the power supply 7 is directly transmitted to the optical positioning module 1 through the integrator. The direct current power supply can be a storage battery, a direct current generator and the like. If the power supply 7 connected to the output end of the USB module 11 is an AC power supply, the USB module 11 is further provided with an AC-DC module, and the AC-DC module converts the AC voltage signal into a DC voltage signal.

Referring to fig. 5, the specific process of the first integrator 3 shielding the power signal provided by the host computer 8:

the case where USB2.0 is used as a port of the first integrator 3, a data line of USB2.0 is used as a connection line between the host computer 8 and the first integrator 3, and the USB module 11 includes the AC-DC module 4 is illustrated as follows:

the input end of the first integrator 3 comprises a first wiring point A, a second wiring point B, a third wiring point C and a fourth wiring point D; the first and fourth connection points a and D are for transmitting power signals, and the second and third connection points B and C are for transmitting data signals.

The output end of the AC-DC module 4 comprises an anode wiring point E and a cathode wiring point F;

the output end of the data line of the USB2.0 comprises a first data wiring point G, a second data wiring point H, a third data wiring point I and a fourth data wiring point J; the first data wiring point G is a power supply 7 line, the USB2.0 second data wiring point H and the third data wiring point I are data lines for transmitting data by adopting differential signals, and the fourth data wiring point J is a ground line.

The first wiring point A is connected with the positive electrode wiring point E, the second wiring point B is connected with the second data wiring point H, the third wiring point C is connected with the third data wiring point I, and the fourth wiring point D is connected with the negative electrode wiring point F;

the fourth data connection point J is connected to the fourth connection point D, that is, the fourth data connection point J is connected to the negative electrode.

The first data connection point G at the output end of the data line of USB2.0 is not connected to the input end of the first integrator 3, so the signal of the power supply 7 of the host computer 8 is not connected to the first integrator 3. The first integrator 3 thus shields the power signal provided by the host computer 8.

Referring to FIG. 1, in one embodiment, the USB module 11 further includes an AC-DC module 4;

one end of the AC-DC module 4 is connected with the power supply 7, and the other end of the AC-DC module is connected with the first integrator 3;

the AC-DC module 4 is used for converting alternating current into direct current.

In the above embodiment, the AC-DC module 4 is connected to the power supply 7, and this power supply 7 is an alternating current power supply 7, so that it is necessary to convert alternating current into direct current by the AC-DC module 4.

In an embodiment, the AC-DC module 4 is arranged within the first integrator 3.

In the above embodiment, the AC-DC module 4 is provided in the first integrator 3, which can improve the integration and facilitate the use.

In one embodiment, the output voltage of the AC-DC module 4 may be set to 5-72V.

Further, in an embodiment, the output voltage of the AC-DC module 4 is 12-15V.

In a preferred embodiment, the rated voltage of the optical positioning module 1 is 12V, and thus the output voltage of the AC-DC module 4 is set to 12V.

Referring to fig. 3, in an embodiment, the communication power supply line is an ethernet line 10, and the conversion module 14 further includes a first POE module 9;

the input end of the first POE module 9 is respectively connected with the power supply 7 and the upper computer 8, and the output end of the first POE module 9 is connected with the communication power supply line.

In the above embodiment, the optical positioning module 1 is provided with the power signal and transmits the data by the first POE module 9. POE (Power Over Ethernet) refers to a technique for providing dc power to such devices while transmitting data signals for IP-based terminals (e.g., IP phones, wireless lan access points AP, webcams, etc.) without any modification to the existing ethernet wiring infrastructure.

Only one communication power supply line is needed to be installed and supported at present to charge and transmit data, so that the device is simple, saves space and can be moved at will. And meanwhile, the cost is saved. The optical positioning module 1 needs to be installed in a place where the power supply 7 is difficult to deploy, and the first POE module 9 makes it unnecessary to use expensive power supply and time taken to install the power supply, saving cost and time.

In a specific embodiment, the first POE module 9 may be connected to the host computer 8 via a USB cable, or may be connected to the host computer 8 via an ethernet cable 10. When the first POE module 9 is connected to the host computer 8 via the ethernet cable 10, the ethernet cable 10 may be directly plugged into the ethernet cable 10 interface of the host computer 8. When the first POE module 9 is connected with the upper computer 8 through a USB wire, one end of the USB wire is directly inserted into a USB interface of the upper computer 8, and then a protocol conversion module is arranged, and the first POE module 9 is connected with the Ethernet wire 10 through the protocol conversion module. The protocol conversion module may convert the USB signal into the ethernet line 10 signal and then send the signal to the ethernet line 10.

The specific power supply process comprises the following steps:

before power is supplied, the first POE module 9 outputs a small voltage to detect whether the POE is supported by the optical positioning module 1, and if not, power is not supplied; if so, proceeding to the next step. After determining that the optical positioning module 1 supports POE, the first POE module 9 further detects, determines the power required by the optical positioning module 1, and classifies the optical positioning module 1. And finally, starting power supply. The first POE module 9 may limit the output voltage to 12-15V.

The use of the first POE module 9 has the following advantages:

the flexibility, the first POE module 9 only needs to install and support one Ethernet cable 10, so that the method is simple and saves space;

the cost is saved, the first POE module 9 enables the optical positioning module 1 to not need expensive power supply and time consumed by installing the power supply, so that the cost and time are saved;

the first POE module 9 can supervise and control the devices by using Simple Network Management Protocol (SNMP).

The potential safety hazard of power supply is eliminated, the first POE module 9 only supplies power for equipment needing power supply, and only the equipment needing power supply is connected, the Ethernet cable has voltage, so that the risk of electric leakage on a line is eliminated.

The ethernet cable 10 is a twisted pair comprising 8 twisted copper wires. The connection can be performed by adopting a connection mode of a terminal bridging method or a middle bridging method. When a network is built up using twisted pair wires, the first POE module 9 transmits digital information in the form of electrical signals by means of all or part of the core of the 8 twisted copper cables of the twisted pair wire.

In an embodiment, the first POE module 9 is a POE charger or a POE switch.

In the above embodiment, the input end of the POE charger includes an interface, and the output end also includes an interface. The input end of the POE switch comprises a plurality of interfaces and can be connected with a plurality of upper computers 8. The POE charger or POE switch can each implement the function of integrating the power signal and the data signal into the ethernet cable 10.

Referring to fig. 2, in an embodiment, the conversion module 14 further includes a first protocol conversion module 5 and a second integrator 6;

one end of the first protocol conversion module 5 is connected with the upper computer 8, and the other end is connected with the second integrator 6;

the first protocol conversion module 5 is configured to convert a data signal provided by the host computer 8 into a data signal according to a transmission protocol corresponding to the communication power supply line;

the second integrator 6 is connected to a power supply 7, and integrates the data signal and the power signal of the power supply 7 onto the communication power supply line.

In the above embodiment, the first protocol conversion module 5 can convert a non-USB signal into a USB signal or a signal transmitted according to another protocol. When the second integrator 6 is connected to the host computer 8 through the ethernet cable 10, the first protocol conversion module 5 converts the ethernet cable 10 signal transmitted by the host computer 8 into a data signal of a transmission protocol corresponding to the communication power supply cable, and then transmits the data signal to the optical positioning module 1.

The communication power supply line may be a USB line, a type-C line, etc. The first protocol conversion module 5 converts the Ethernet line 10 signal into a data signal of a transmission protocol corresponding to the USB line or a data signal of a transmission protocol corresponding to the type-C line

The second integrator 6 integrates the data signal and the power signal of the power supply 7 onto the communication power supply line. Specifically, the structure of the second integrator 6 is identical to that of the first integrator 3.

Referring to fig. 4, in an embodiment, the conversion module 14 further includes a second protocol conversion module 12 and a second POE module 13;

one end of the second protocol conversion module 12 is connected with the upper computer 8, and the other end is connected with the second POE module 13;

the second protocol conversion module 12 is configured to convert the data signal provided by the host computer 8 into a data signal of a transmission protocol corresponding to the ethernet cable 10;

the second POE module 13 is connected to the power supply 7, and integrates the data signal and the power signal of the power supply 7 onto the ethernet cable 10.

In the above embodiment, the second protocol conversion module 12 can convert the USB signal into the ethernet line 10 signal. When the second POE module 13 is connected to the host computer 8 via the USB cable, the second protocol conversion module 12 converts the USB signal transmitted from the host computer 8 into a data signal of a transmission protocol corresponding to the ethernet cable 10, and then transmits the data signal to the optical positioning module 1.

Specifically, the first POE module 9 and the second POE module 13 are identical in structure.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes using the descriptions and drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the utility model.

Claims

1. The optical positioning system integrating charging and data transmission is characterized by comprising an optical positioning module, a communication power supply line and a conversion module;

2. The integrated charging and data transfer optical positioning system of claim 1, wherein the communications power supply line is a USB data line;

the conversion module comprises a USB module;

3. The integrated optical positioning system of claim 2, wherein the USB module includes a first integrator, and an input terminal of the first integrator receives the data signal provided by the host computer and the power signal provided by the power supply, and shields the power signal provided by the host computer.

4. The integrated charging and data transfer optical positioning system of claim 3, wherein the USB module further comprises an AC-DC module;

5. The integrated charging and data transfer optical positioning system of claim 4, wherein the AC-DC module is disposed within the first integrator.

6. The integrated charging and data transfer optical positioning system of claim 4, wherein the AC-DC module has an output voltage of 12-15V.

7. The integrated charging and data transmission optical positioning system according to claim 1, wherein the communication power supply line is an ethernet line, and the conversion module further comprises a first POE module;

8. The integrated charging and data transfer optical positioning system of claim 7, wherein the first POE module is a POE charger or a POE switch.

9. The integrated charging and data transfer optical positioning system of claim 1, wherein the conversion module further comprises a first protocol conversion module and a second integrator;

10. The integrated charging and data transmission optical positioning system according to claim 1, wherein the conversion module further comprises a second protocol conversion module and a second POE module;