CN106452397B - Redundant selector switch, controller and relay applied to robot safety loop - Google Patents
Redundant selector switch, controller and relay applied to robot safety loop Download PDFInfo
- Publication number
- CN106452397B CN106452397B CN201610870905.3A CN201610870905A CN106452397B CN 106452397 B CN106452397 B CN 106452397B CN 201610870905 A CN201610870905 A CN 201610870905A CN 106452397 B CN106452397 B CN 106452397B
- Authority
- CN
- China
- Prior art keywords
- pin
- output
- pins
- input
- selector switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/002—Switching arrangements with several input- or output terminals
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Safety Devices In Control Systems (AREA)
Abstract
The invention provides a redundancy selection switch, a controller and a relay applied to a robot safety loop, wherein the redundancy selection switch comprises: a plurality of input pins and a plurality of output pins, wherein each input pin and the corresponding output pin form a pin group; a mode selection module switching among a plurality of pin connection modes set in advance according to an input mode switching operation, and selecting two of a plurality of output pins as outputs according to a type of a selection signal; in each pin connection mode, two of the input pins are respectively and electrically connected with one output pin in the corresponding pin group, and other pins are disconnected. The invention can flexibly select the corresponding pin connection mode according to the current mode switching operation, and can select the corresponding output pin as output according to the type of the selection signal, and the switch has good compatibility, high safety performance and strong operation flexibility.
Description
Technical Field
The invention relates to the field of switch design, in particular to a redundancy selection switch, a controller and a relay applied to a robot safety loop.
Background
The selector switch combines the branch selection function and the switch switching function, is a device for bearing and switching current, is divided into a 2-bit selector switch and a 3-bit selector switch according to the number of bits, and is divided into a signal selector switch and a power selector switch according to the difference of the magnitude of the bearing current. The signal selection switch is mainly used for selecting branch signals and is a main multiplexing device, and is used in various industries, such as a function selection switch on a washing machine, a gear selection switch on a microwave oven, an operation mode selection switch on a robot and the like due to simple operation and indication. The principle of the power selection switch is the same as that of the signal selection switch, and the power selection switch has the advantages of larger contact capacity and even arc extinguishing function, and is mainly used for switching on and off a power supply, such as a selection switch on a distribution box, a high-capacity switch for controlling forward and reverse rotation of a motor and the like. The existing signal selection switch in the market is designed with contacts for connection by factories when leaving factories, so that the functions of the signal selection switch are fixed, the contacts are required to be redesigned according to specific applications, flexible switching cannot be achieved, and the existing signal selection switch in the market cannot achieve the purpose that proper redundant connection cannot be selected according to the type of an input selection signal.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a redundancy selection switch, a controller and a relay for a safety loop of a robot, which are used for solving the problems that in the prior art, the output of the selection switch cannot be flexibly switched, and the corresponding redundancy connection cannot be selected according to the type of the input selection signal.
To achieve the above and other related objects, the present invention provides a redundancy selector switch applied to a safety circuit of a robot, comprising: a plurality of input pins for receiving inputs of selection signals; the input pins correspond to the output pins, each input pin corresponds to a preset number of the output pins, and each input pin and the corresponding output pin form a pin group; a mode selection module electrically connected with the input pins and the output pins, switching among a plurality of pin connection modes set in advance according to an input mode switching operation, and selecting two of the plurality of output pins as output according to a type of the selection signal; in each pin connection mode, two of the input pins are respectively and electrically connected with one output pin in the corresponding pin group, and the other input pins and the other output pins are disconnected.
In one embodiment of the present invention, the output pin electrically connected to the input pin is at a high level, and the other output pins are at a low level.
In one embodiment of the present invention, when the type of the selection signal is a pulse signal, the levels of the two output pins as outputs are opposite.
In an embodiment of the present invention, when the type of the selection signal is a level signal, both the two output pins as output are high level.
In an embodiment of the present invention, each of the pin groups includes one input pin and two output pins, and the number of the pin groups is three.
To achieve the above and other related objects, the present invention also provides a safety programmable logic controller including a redundancy selector switch as described in any one of the above.
To achieve the above and other related objects, the present invention also provides a relay including a redundancy selector switch as described in any one of the above.
As described above, the present invention provides a redundancy selection switch, a controller and a relay applied to a safety loop of a robot, wherein the redundancy selection switch is applied to an electronic device, and the redundancy selection switch includes: a plurality of input pins for receiving inputs of selection signals; the input pins correspond to the output pins, each input pin corresponds to a preset output pin, and each input pin and the corresponding output pin form a pin group; a mode selection module for switching among a plurality of preset pin connection modes according to an input mode switching operation, and selecting two of the plurality of output pins as output according to the type of the selection signal; in each pin connection mode, two of the input pins are respectively and electrically connected with one output pin in the corresponding pin group, and the other input pins and the other output pins are disconnected. The invention can flexibly select the corresponding pin connection mode according to the current mode switching operation, and can select the corresponding output pin as output according to the type of the selection signal, and the switch has good compatibility, high safety performance and strong operation flexibility.
Drawings
Fig. 1 is a schematic diagram showing pin composition of a redundancy selector switch applied to a safety loop of a robot according to an embodiment of the present invention.
Fig. 2 is a schematic diagram showing pin arrangement of a redundancy selector switch applied to a safety loop of a robot according to an embodiment of the present invention.
Description of element reference numerals
1. Input pin
2. Output pin
3. Mode selection module
11. 21, 31 input pins
12. 14, 22, 24, 32, 34 output pins
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.
It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present invention by way of illustration, and only the pin elements related to the present invention are shown in the illustrations, not according to the number, shape and size of the pin elements in actual implementation, and the form, number and proportion of each element in actual implementation may be changed arbitrarily, and the layout of the elements may be more complex.
The invention proposes a redundancy selector switch applied to a safety circuit of a robot as shown in fig. 1, comprising: a plurality of input pins 1 for receiving inputs of selection signals; the input pins 1 correspond to a preset number of the output pins 2, and each input pin 1 and the corresponding output pin 2 form a pin group; a mode selection module 3 electrically connected to the input pin 1 and the output pin 2, switching among a plurality of pin connection modes set in advance according to an input mode switching operation, and selecting two of the plurality of output pins 2 as an output according to a type of the selection signal; namely, two paths of output signals are arranged each time, and the redundancy design of the switch is realized. In each pin connection mode, two of the input pins 1 are respectively electrically connected with one output pin 2 in the corresponding pin group, the other input pins and the other output pins are disconnected, and each pin connection mode corresponds to a connection mode of the input pin 1 and the output pin 2. The mode selection switch 3 is preferably a hardware switch, and the mode switching operation may be a pressing operation of the hardware switch or the like.
In specific application, the redundancy selection switch can be applied to a safety programmable logic controller, can be well adapted to the safety programmable logic controller, or can be directly applied to a common relay, and realizes mutual exclusion of signals through a contact interlocking function of the relay, so that the safety is further improved.
Furthermore, the redundancy selection switch can be applied to electronic equipment such as a microwave oven and the like.
In one embodiment of the present invention, the output pin 2 electrically connected to the input pin 1 is at a high level, and the other output pins 2 are at a low level.
Further, the number of the output pins in each pin group may be the same or different.
In one embodiment of the present invention, when the type of the selection signal is a pulse signal, the levels of the two output pins 2 as outputs are opposite.
In one embodiment of the present invention, when the type of the selection signal is a level signal, both the two output pins 2 as outputs are high.
The invention provides a solution of the selection switch for the equipment with high safety requirement, can be compatible with two test signals, increases the safety and compatibility of the equipment under the condition of not increasing the hardware cost of the switch, can be used for hard-wired circuits, safety PLC, safety relay, robots and other devices or equipment with redundancy requirement, replaces the original single-contact selection switch, and improves the safety of the equipment.
Specifically, in conjunction with fig. 2, a connection structure and a working principle of the redundancy selection switch are specifically described by taking a redundancy selection switch with three input pins and six output pins as an example. In this embodiment, the three input pins are input pin 11, input pin 21 and input pin 31, and the six output pins are output pin 12, output pin 14, output pin 22, output pin 24, output pin 32 and output pin 34. The input pin 11, the output pin 12 and the output pin 14 form a group, the input pin 21, the output pin 22 and the output pin 24 form a group, the input pin 31, the output pin 32 and the output pin 34 form a group, and the pin connection modes include three types, namely, a pin connection mode corresponding to a left gear, a pin connection mode corresponding to a middle gear, and a pin connection mode corresponding to a right gear. In this embodiment, further referring to fig. 1, the pin connection mode corresponding to the left gear is: the input pin 11 is electrically connected with the output pin 12, the input pin 21 is electrically connected with the output pin 22, that is, in this mode, the outputs of the output pin 12 and the output pin 22 are high level, and the outputs of other output pins are low level; the pin connection mode corresponding to the intermediate gear is as follows: the input pin 11 is electrically connected with the output pin 14, the input pin 31 is electrically connected with the output pin 34, that is, in this mode, the outputs of the output pin 14 and the output pin 34 are high level, and the outputs of other output pins are low level; the pin connection mode corresponding to the right gear is as follows: the input pin 21 is electrically connected to the output pin 24, and the input pin 31 is electrically connected to the output pin 32, that is, in this mode, the outputs of the output pin 24 and the output pin 32 are high, and the outputs of the other output pins are low.
Namely, two contacts are always connected and four contacts are disconnected in any gear, so that a structure which is redundant in two ways and mutually exclusive with other contacts is formed. This configuration is necessary for a device requiring safety, the safety controller or the safety circuit inputs a pulse signal or a level signal through the input pipe angles (11, 21, 31), outputs a signal through the output pipe angles (12, 14, 22, 24, 32, 34), and when the type of the selection signal is a pulse signal, the two pipe angles are required to output opposite and valid signals before, and then the pipe angle distribution can be:
in the left gear, the output pin 12 and the output pin 32 are made to be output;
in the middle gear, the output pin 14 and the output pin 22 are taken as output;
in the right gear, the output pin 22 and the output pin 32 are made to be output.
When the type of the selection signal is a level signal, two pipe angles are required to be output as high level signals, and other pipe angles are required not to be output, and then the pipe angle distribution can be as follows:
in the left gear, the output pin 12 and the output pin 22 are taken as output;
in intermediate gear, the output pins 14 and 34 are made to be output;
in the right gear, the output pin 24 and the output pin 32 are made to be output;
the tube angle formula solves the adapting problem of the selection switch and the safety controller, is superior to the signal matching of the general selection switch, can be compatible with two test signals, and enhances the compatibility of equipment.
The pins are connected by contacts, the design of the contact structure is not limited by the physical size of the selector switch, and the contact structure can be suitable for the selector switch with any physical size;
in summary, the present invention provides a redundancy selection switch, a controller and a relay applied to a safety loop of a robot, wherein the redundancy selection switch comprises: a plurality of input pins for receiving inputs of selection signals; the input pins correspond to the output pins, each input pin corresponds to a preset number of the output pins, and each input pin and the corresponding output pin form a pin group; a mode selection module electrically connected with the input pins and the output pins, switching among a plurality of pin connection modes set in advance according to an input mode switching operation, and selecting two of the plurality of output pins as output according to a type of the selection signal; in each pin connection mode, two of the input pins are respectively and electrically connected with one output pin in the corresponding pin group, and other input pins and output pins are disconnected. The corresponding pin connection mode can be flexibly selected according to the current mode switching operation, the corresponding output pin can be selected as output according to the type of the selection signal, the switch compatibility is good, the safety performance is high, and the operation flexibility is strong. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles of the present invention and its effectiveness, and are not intended to limit the invention. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the invention. Accordingly, it is intended that all equivalent modifications and variations of the invention be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.
Claims (8)
1. A redundant selector switch for use in a safety circuit of a robot, comprising:
a plurality of input pins for receiving inputs of selection signals;
the input pins correspond to the output pins, each input pin corresponds to a preset number of the output pins, and each input pin and the corresponding output pin form a pin group; the preset number of the output pins corresponding to each input pin is at least 2;
a mode selection module electrically connected with the input pins and the output pins, switching among a plurality of pin connection modes set in advance according to an input mode switching operation, and selecting two of the plurality of output pins as output according to a type of the selection signal;
in each pin connection mode, two of the input pins are respectively and electrically connected with one of the output pins in the corresponding pin group, and the other input pins and the output pins are disconnected.
2. The redundancy selector switch of claim 1, wherein: the output pins electrically connected with the input pins are high level, and the other output pins are low level.
3. The redundancy selector switch of claim 2, wherein: when the type of the selection signal is a pulse signal, the levels of the two output pins as outputs are opposite.
4. The redundancy selector switch of claim 2, wherein: but when the type of the selection signal is a level signal, both output pins as outputs are high level.
5. The redundancy selector switch of claim 1, wherein: the number of the output pins in each pin group is different.
6. The redundancy selector switch of claim 1, wherein: each pin group comprises an input pin and two output pins, and the number of the pin groups is three.
7. A controller, characterized by: comprising a redundancy selector switch according to any one of claims 1-6.
8. A relay, characterized in that: comprising a redundancy selector switch according to any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610870905.3A CN106452397B (en) | 2016-09-29 | 2016-09-29 | Redundant selector switch, controller and relay applied to robot safety loop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610870905.3A CN106452397B (en) | 2016-09-29 | 2016-09-29 | Redundant selector switch, controller and relay applied to robot safety loop |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106452397A CN106452397A (en) | 2017-02-22 |
| CN106452397B true CN106452397B (en) | 2023-06-27 |
Family
ID=58172633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610870905.3A Active CN106452397B (en) | 2016-09-29 | 2016-09-29 | Redundant selector switch, controller and relay applied to robot safety loop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106452397B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107757949A (en) * | 2017-09-29 | 2018-03-06 | 兰州飞行控制有限责任公司 | One kind rotation becomes sensor test flight circuit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201118536Y (en) * | 2007-11-29 | 2008-09-17 | 李建文 | Two-line micro-power consumption electronic switch |
| CN102017411A (en) * | 2008-04-30 | 2011-04-13 | 松下电器产业株式会社 | Multiple signal switching circuit, current switching cell circuit, latch circuit, current addition type DAC, semiconductor integrated circuit, video device, and communication device |
| CN202261204U (en) * | 2011-10-26 | 2012-05-30 | 航天信息股份有限公司 | Two-stage radio frequency switch circuit |
| CN103746682A (en) * | 2013-12-14 | 2014-04-23 | 青岛歌尔声学科技有限公司 | Multi-control switching circuit and multi-control switch equipped with same |
| CN206099927U (en) * | 2016-09-29 | 2017-04-12 | 上海福赛特机器人有限公司 | Be applied to redundant select switch , controller and relay in robot safety return circuit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI319935B (en) * | 2006-08-31 | 2010-01-21 | Signal generating and switching apparatus and method thereof | |
| FR3030155B1 (en) * | 2014-12-12 | 2017-01-13 | Stmicroelectronics (Grenoble 2) Sas | ANALOG MULTIPLEXER |
-
2016
- 2016-09-29 CN CN201610870905.3A patent/CN106452397B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201118536Y (en) * | 2007-11-29 | 2008-09-17 | 李建文 | Two-line micro-power consumption electronic switch |
| CN102017411A (en) * | 2008-04-30 | 2011-04-13 | 松下电器产业株式会社 | Multiple signal switching circuit, current switching cell circuit, latch circuit, current addition type DAC, semiconductor integrated circuit, video device, and communication device |
| CN202261204U (en) * | 2011-10-26 | 2012-05-30 | 航天信息股份有限公司 | Two-stage radio frequency switch circuit |
| CN103746682A (en) * | 2013-12-14 | 2014-04-23 | 青岛歌尔声学科技有限公司 | Multi-control switching circuit and multi-control switch equipped with same |
| CN206099927U (en) * | 2016-09-29 | 2017-04-12 | 上海福赛特机器人有限公司 | Be applied to redundant select switch , controller and relay in robot safety return circuit |
Non-Patent Citations (2)
| Title |
|---|
| 楼智翔 ; .冗余切换装置工程实现典型问题浅析.电子技术.2016,(第04期),全文. * |
| 汪健 ; .MIC总线控制器远程模块专用集成电路的设计与应用.集成电路通讯.2007,(第03期),全文. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106452397A (en) | 2017-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20130252473A1 (en) | Gangable power supply channels | |
| US20170031340A1 (en) | Programmable controller and program development support device | |
| CN104407556A (en) | Hot standby redundancy module switching device | |
| CN104992595A (en) | Teaching experiment circuit capable of reducing cable assembly connection | |
| CN106452397B (en) | Redundant selector switch, controller and relay applied to robot safety loop | |
| JP6939744B2 (en) | Battery monitoring device | |
| CN105097346A (en) | Multi-point switching apparatus | |
| WO2017055982A1 (en) | Intelligent connector module and bus control system | |
| US20190065411A1 (en) | Security arrangement | |
| CN206099927U (en) | Be applied to redundant select switch , controller and relay in robot safety return circuit | |
| KR102366111B1 (en) | Ship or power plant voltage supply system | |
| JP7109376B2 (en) | Electronic device cutting | |
| CN102064050B (en) | matrix switch | |
| CN109039323B (en) | Input control loop interlocking realization circuit | |
| CN104137417A (en) | Analog signal compatible cmos switch as an integrated peripheral to a standard microcontroller | |
| CN102081120B (en) | Testing system | |
| US10122207B2 (en) | Automatic transfer switch circuits and control methods | |
| CN203588647U (en) | Blanking circuit | |
| CN211653470U (en) | Circuit board combined relay | |
| CN105575316A (en) | Multipath selection circuit, display panel and display device | |
| CN202583946U (en) | Switching device for computer storage devices | |
| CN106455188B (en) | Startup control circuit for LED light | |
| CN222627821U (en) | Mechanical arm connector and control system with same | |
| CN104820177A (en) | Probe switching control system and method for flying probe test | |
| WO2018078507A2 (en) | Alternating current load control module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181221 Address after: Room 1102, Building No. 188, Yizhou Road, Xuhui District, Shanghai 200000 Applicant after: SHANGHAI FORESIGHT MOTION CONTROL Co.,Ltd. Address before: 200230 Room 305, Kai Ke mansion, A, 1801 Hongmei Road, Xuhui District, Shanghai. Applicant before: SHANGHAI FORESIGHT ROBOTICS Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| CB02 | Change of applicant information |
Address after: Room 1102, Building No. 188, Yizhou Road, Xuhui District, Shanghai 200000 Applicant after: Real-time Chivalrous Intelligent Control Technology Co.,Ltd. Address before: Room 1102, Building No. 188, Yizhou Road, Xuhui District, Shanghai 200000 Applicant before: SHANGHAI FORESIGHT MOTION CONTROL Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20201228 Address after: 200120 Pudong New Area, Shanghai, China (Shanghai) free trade trial area, No. 3, 1 1, Fang Chun road. Applicant after: Shanghai jiebote robot Co.,Ltd. Address before: Room 1102, Building No. 188, Yizhou Road, Xuhui District, Shanghai 200000 Applicant before: Real-time Chivalrous Intelligent Control Technology Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |