CN203084163U - Detecting system for state of belt conveyor protection switch - Google Patents
Detecting system for state of belt conveyor protection switch Download PDFInfo
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- CN203084163U CN203084163U CN2013200792482U CN201320079248U CN203084163U CN 203084163 U CN203084163 U CN 203084163U CN 2013200792482 U CN2013200792482 U CN 2013200792482U CN 201320079248 U CN201320079248 U CN 201320079248U CN 203084163 U CN203084163 U CN 203084163U
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- Prior art keywords
- protection switch
- belt feeder
- bus controller
- feeder protection
- switch
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- 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]
Abstract
The utility model relates to a detecting system for a state of a belt conveyor protection switch. The detecting system comprises an upper computer and a bus controller. The bus controller is connected with the belt conveyor protection switch; the belt conveyor protection switch has a unique address; and the bus controller is used for acquiring the state of the belt conveyor protection switch according to the address, and sending the working state of the belt conveyor protection switch to the upper computer. According to the detecting system for the state of the belt conveyor protection switch, the working state of the belt conveyor protection switch with the unique address is acquired by the upper computer, and thus, the triggered belt conveyor protection switch can be accurately positioned, and therefore, the protection switch can be restored in time so as to ensure production to be normally performed, and the production efficiency is improved.
Description
Technical field
The utility model relates to the belt feeder protection switch, relates in particular to a kind of belt feeder protection switch status detection system.
Background technology
The belt feeder protection switch is parts commonly used on the belt feeder equipment.Particularly, the belt feeder protection switch that adopts on coal conveyer belt generally is a belt feeder stay cord sideslip switch.In case of emergency,, can stop the irregular operating that moves belt feeder or prevent belt feeder fast by stay cord sideslip switch is controlled.In addition, when belt feeder overhaul of the equipments and belt feeder were safeguarded, the staff can also be by triggering stay cord sideslip switch to guarantee belt feeder equipment and personal security.But along with the employed coal conveyer belt total length of belt feeder equipment is more and more longer, the quantity of stay cord sideslip switch is also more and more, thereby cause to locate the stay cord sideslip switch that is triggered in time, exactly, corresponding stay cord sideslip switch is resetted, thereby influence production efficiency.
The utility model content
In order to solve above-mentioned technical matters, the utility model provides a kind of belt feeder protection switch status detection system, the belt feeder protection switch that is triggered with accurate location.
The utility model provides a kind of belt feeder protection switch status detection system; this detection system comprises host computer and bus controller; described bus controller is connected with described belt feeder protection switch; described belt feeder protection switch has unique address; described bus controller is used for obtaining according to this address the state of described belt feeder protection switch, and the duty of described belt feeder protection switch is sent to described host computer.
Preferably, a plurality of described bus controllers link together in the mode of series connection, and at least one in a plurality of described bus controller after the series connection is connected with described host computer; And/or a plurality of described belt feeder protection switches with the series connection mode couple together, a plurality of described belt feeder protection switch after the series connection is connected with a described bus controller.
Preferably, be provided with first repeater between the adjacent described bus controller, be provided with second repeater between the perhaps adjacent belt feeder protection switch.
Preferably; described first repeater is arranged between the adjacent described bus controller of communication distance greater than the scheduled communication distance; perhaps described second repeater is arranged between the adjacent described belt feeder protection switch of communication distance greater than the scheduled communication distance between at least one and the described bus controller in the adjacent described belt feeder protection switch, perhaps described second repeater be arranged on described bus controller between the quantity of the belt feeder protection switch of connecting be the outside of 31 described belt feeder protection switch.
Preferably, described belt feeder protection switch is pull switch or sideslip switch.
Preferably, described belt feeder protection switch is used for the message that respond packet contains the address identical with self address, and self switchtype and duty is sent to described bus controller.
Preferably, described bus controller is used to respond the request of data of described host computer, and the switchtype and the duty of the described belt feeder protection switch that this bus controller is received are sent to described host computer.
Utility model the utility model obtains the duty of the belt feeder protection switch with unique address by host computer; and can accurately locate the belt feeder protection switch that is triggered; thereby this protection switch that can in time reset is enhanced productivity with normally carrying out of guaranteeing to produce.
Description of drawings
These and other features of the present utility model, aspect and advantage will be described with reference to the accompanying drawing of embodiment, and its purpose is to describe embodiment rather than restriction the utility model.
Fig. 1 is the belt feeder protection switch status detection system schematic that the utility model provides;
Fig. 2 is bus controller and the protection switch connection diagram that the utility model provides;
Fig. 3 is the structural representation of protection switch;
Fig. 4 is the repeater synoptic diagram;
Fig. 5 is the belt feeder protection switch status detection process flow diagram that the utility model provides.
Description of reference numerals:
31 type toggle switchs, 32 first baud rate toggle switchs
33 first address toggle switchs 34 first send and receive pin
35 first power supplys and control pin 36 contacts
37 first reset switches, 41 second address toggle switchs
42 second baud rate toggle switchs 43 second send and receive pin
44 the 3rd send and receive pin 45 second sources and control pin
46 second reset switches
Embodiment
How accurately to find corresponding belt feeder protection switch in order solving, and it to be resetted to enhance productivity, the utility model provides belt feeder protection switch status detection system.
The belt feeder protection switch status detection system architecture that the utility model provides as shown in Figure 1.Need to prove that the structure shown in Fig. 1 is only as example but not to restriction of the present utility model.Generally speaking; the utility model belt feeder protection switch (abbreviation protection switch) status detection system can comprise host computer and bus controller; described bus controller is connected with described belt feeder protection switch; described belt feeder protection switch has unique address; described bus controller is used for obtaining according to this address the state of described belt feeder protection switch, and the duty of described belt feeder protection switch is sent to described host computer.Particularly, system shown in Figure 1 is a kind of implementation of the present utility model.In Fig. 1,, LAN (Local Area Network) and programmable logic controller (PLC) (PLC) have been utilized in order to increase the extensibility of this detection system.Host computer and PLC all can access to LAN in, host computer and PLC communicate by LAN (Local Area Network), and PLC can serve as the intermediary that host computer is communicated by letter with controller.As shown in Figure 1, bus controller can link together by the mode of series connection, and one of them bus controller can be connected with PLC, thereby can realize the communication between host computer and the bus controller.Need to prove, also can realize the utility model by other modes, for example bus controller directly is connected with host computer, and perhaps bus controller is by parts access to LAN such as switches.Replacedly, host computer can be arranged in different LAN (Local Area Network) with bus controller, and middle logical the Internet or other networks make also can realize communication between these two LAN (Local Area Network).
Because communication distance is to the influence of communication quality, when communication distance was greater than certain numerical value, for example 1200 meters, the communication quality between the communication device can sharply descend, and makes the quality of communication can not satisfy the requirement of communication.In order to address this problem, the utility model is provided with repeater in the place of needs and solves this problem.Fig. 2 is bus controller and the protection switch connection diagram that the utility model provides.As can be seen from the figure, no matter be between the bus controller or bus controller and protection switch between, can improve communication quality by repeater.When the distance between two bus controllers during, can between these two bus controllers, a bus controller be set greater than 1200 meters.If the distance between two bus controllers is very far away, for example greater than 2400 meters, can improve the quality of communication by the series connection of repeater, for example between these two bus controllers, two repeaters are set.The rest may be inferred, by guaranteeing that two distances between the communication device are less than or equal to 1200 meters and determine suitable repeater quantity.For protection switch, if the distance between protection switch and the corresponding bus controller, needs to increase repeater and guarantee communication quality during greater than 31 greater than the protection switch of connecting between 1200 meters or protection switch and the bus controller.Similarly, if the distance between the protection switch also greater than 2400 meters, also can use two or more repeaters to connect to guarantee the quality of communication.
For the communication between the bus controller, can adopt serial communication protocol, for example the RS485 agreement.Similarly, also can adopt for example serial communication protocol of RS485 agreement for communicating by letter between bus controller and the protection switch.Use the RS485 serial communication protocol to communicate whole design is become simply, control is also convenient many, and the while can reduce cost and improve communication distance.
In order to realize the technical solution of the utility model, the utility model has been selected protection switch as shown in Figure 3 for use.This protection switch both can be used as pull switch, also can be used as the sideslip switch.Explanation just, the switchtype of this protection switch is controlled, can control by type toggle switch 31, when type toggle switch 31 is set to 0, as pull switch, when type toggle switch 31 is set to 1, as the sideslip switch.The baud rate of communication can be controlled by the first baud rate toggle switch 32, be in out the position of (ON) at the first baud rate toggle switch 32, baud rate is 4800B/S, is in the position of pass (OFF) at the first baud rate toggle switch 32, and baud rate is 2400B/S.The first address toggle switch 33 can be used for being provided with the address of protection switch, also guarantees the address difference of each protection switch when setting the address, and promptly each protection switch has unique address.Among Fig. 3, contact 36 is in the normal condition of switch connection power supply.First to send with receiving pin 34 mainly be to be used for the pin that is connected with total line traffic control, other protection switches or repeater, for example sends the both positive and negative polarity of both positive and negative polarity, received signal of signal and the pin etc. that shields ground.Need to prove, if protection switch at the end of bus and control line, needs the short circuit head (not shown) on the protection switch is inserted in the position of " opening " so, and with the control signal output pin short circuit in first power supply and the control pin 35.First power supply and control pin 35 mainly comprise power supply input, output pin and control signal input, output pin.In use, set all numerical value after, can push first reset switch 37, realize resetting of protection switch.
Further, in order to realize telecommunication, guarantee communication quality, the utility model has been selected repeater as shown in Figure 4 for use.Repeater has the second address toggle switch 41, and these second address toggle switch, 41 set addresses should be the address of first protection switch behind this repeater.In order to keep the baud rate unanimity, should the second baud rate toggle switch, 42 set baud rates be set to consistent with the set baud rate of the first baud rate toggle switch 32.Second to send with receiving pin 43 mainly be to be used for and the bus controller of total repeater front or the pin that other protection switches are connected, for example send signal both positive and negative polarity, received signal both positive and negative polarity and shield pin etc.The 3rd to send with receiving pin 43 mainly be to be used for the pin that is connected with other protection switches of total repeater back, for example send signal both positive and negative polarity, received signal both positive and negative polarity and shield pin etc.Second source and control pin 45 comprise power supply input, output and control signal input, output pin.
By reasonable setting to above-mentioned protection switch and repeater, the quality that can realize the cascade of protection switch and guarantee to communicate by letter.For bus controller, also can realize series connection between the bus by the similar plan of establishment.
The belt feeder protection switch status detection method that the utility model provides as shown in Figure 5.The method that the utility model provides can be applied in as shown in Figure 1 the detection system, but also can be as in the other system that can realize by the utility model.As shown in Figure 5, bus controller can regularly or irregularly send type and the duty that message is obtained protection switch to protection switch for the type and the duty, particularly duty of the switch that is protected.Correctly respond in order to ensure protection switch, and avoid conflict, bus controller can comprise the address (step 501) of protection of goal switch in message.Bus controller can send to each protection switch by the form of broadcasting, and after each protection switch received this message, address that need comprise in the message and the address of self compared, and judge whether and the address of self consistent (step 502).If address in the protection switch decision message and the address of self are inconsistent, then ignore this message (step 503).If the address in the protection switch decision message is consistent with the address of self, then responds this message, and self switchtype and duty is sent to bus controller (504).Bus controller is by sending switchtype and the duty that message can obtain all protection switches of being controlled by it.Behind the switchtype and duty that obtain these protection switches, bus controller is judged the request of data (step 505) that whether receives host computer.If do not receive; can finish whole flow process; if received the request of data of host computer; then the switchtype and the duty of the protection switch of its reception can be sent to host computer; thereby the staff can understand the operation conditions of whole protecting switch by the information that host computer receives; locate the protection switch that is triggered exactly, and enhance productivity (step 506) that reset in time.
Above flow process also only is exemplary; for those skilled in the art, also can carry out modification to it; the bus controller type and the duty of collecting its protection switch of controlling afterwards for example in the request of data that receives host computer, and the type and the duty of this protection switch be sent to host computer.
Above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment technical scheme of the utility model.
Claims (7)
1. belt feeder protection switch status detection system; it is characterized in that; this detection system comprises host computer and bus controller; described bus controller is connected with described belt feeder protection switch; described belt feeder protection switch has unique address; described bus controller is used for obtaining according to this address the state of described belt feeder protection switch, and the duty of described belt feeder protection switch is sent to described host computer.
2. detection system according to claim 1 is characterized in that, a plurality of described bus controllers link together in the mode of series connection, and at least one in a plurality of described bus controller after the series connection is connected with described host computer; And/or a plurality of described belt feeder protection switches with the series connection mode couple together, a plurality of described belt feeder protection switch after the series connection is connected with a described bus controller.
3. detection system according to claim 2 is characterized in that, is provided with first repeater between the adjacent described bus controller, is provided with second repeater between the perhaps adjacent belt feeder protection switch.
4. detection system according to claim 3; it is characterized in that; described first repeater is arranged between the adjacent described bus controller of communication distance greater than the scheduled communication distance; perhaps described second repeater is arranged between the adjacent described belt feeder protection switch of communication distance greater than the scheduled communication distance between at least one and the described bus controller in the adjacent described belt feeder protection switch, perhaps described second repeater be arranged on described bus controller between the quantity of the belt feeder protection switch of connecting be the outside of 31 described belt feeder protection switch.
5. according to any described detection system among the claim 1-4, it is characterized in that described belt feeder protection switch is pull switch or sideslip switch.
6. according to any described detection system among the claim 1-4; it is characterized in that; described belt feeder protection switch is used for the message that respond packet contains the address identical with self address, and self switchtype and duty is sent to described bus controller.
7. detection system according to claim 6; it is characterized in that; described bus controller is used to respond the request of data of described host computer, and the switchtype and the duty of the described belt feeder protection switch that this bus controller is received are sent to described host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200792482U CN203084163U (en) | 2013-02-20 | 2013-02-20 | Detecting system for state of belt conveyor protection switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200792482U CN203084163U (en) | 2013-02-20 | 2013-02-20 | Detecting system for state of belt conveyor protection switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203084163U true CN203084163U (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200792482U Expired - Lifetime CN203084163U (en) | 2013-02-20 | 2013-02-20 | Detecting system for state of belt conveyor protection switch |
Country Status (1)
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| CN (1) | CN203084163U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103197236A (en) * | 2013-02-20 | 2013-07-10 | 中国神华能源股份有限公司 | Detecting system and method for states of belt conveyor protection switch |
| CN113574752A (en) * | 2019-03-15 | 2021-10-29 | 埃伦贝格尔及珀恩斯根有限公司 | Method for operating a power distributor |
-
2013
- 2013-02-20 CN CN2013200792482U patent/CN203084163U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103197236A (en) * | 2013-02-20 | 2013-07-10 | 中国神华能源股份有限公司 | Detecting system and method for states of belt conveyor protection switch |
| CN113574752A (en) * | 2019-03-15 | 2021-10-29 | 埃伦贝格尔及珀恩斯根有限公司 | Method for operating a power distributor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130724 |
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| CX01 | Expiry of patent term |