CN213671134U - Tensiometer mutual throwing device - Google Patents
Tensiometer mutual throwing device Download PDFInfo
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- CN213671134U CN213671134U CN202022232760.9U CN202022232760U CN213671134U CN 213671134 U CN213671134 U CN 213671134U CN 202022232760 U CN202022232760 U CN 202022232760U CN 213671134 U CN213671134 U CN 213671134U
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Abstract
The utility model discloses a structure schematic diagram of tensiometer mutual throwing device includes: a controller; a first control circuit comprising: the first branch and the second branch are connected to the controller through a first relay; a first tension control unit connected to the first branch; the second tension control unit is connected with the second branch circuit; a second control circuit comprising: the third branch and the fourth branch are respectively connected to the first tension control unit and the second tension control unit; and the first tension meter pressure head is connected with the third branch and the fourth branch through a second relay. When the first tension control unit works, the pressure head of the first tension meter works normally; when the first tension control unit is abnormal, the second tension control unit is started, and the normal work of the pressure head of the first tension meter is ensured. The utility model discloses can effectually avoid producing the line parking of line that tensiometer control system trouble leads to.
Description
Technical Field
The utility model relates to an industrial control technical field especially relates to a tensiometer throws device each other.
Background
A production line of cold-rolled strip steel adopts a constant tension control system to realize continuous production of the production line. The tension of the production line is measured by a tensiometer, so that the reliable and stable operation of the tensiometer is the basis for ensuring the stable and continuous production of the production line. The tension meter control unit is a core component of the tension detection system, is installed on a production site and works in a high-temperature environment for a long time. The working environment can cause the aging and damage of a control unit of the tension meter, influence the detection of the tension meter of the production line, cause the stop of the production line or cause the belt breakage due to the fault of a tension system.
Therefore, how to avoid the shutdown of the production line caused by the failure of the tension meter control system on the production line becomes a problem to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model provides a tensiometer throws device each other can effectually avoid producing the line parking that the tensiometer control system trouble leads to.
The application provides the following technical scheme through an embodiment:
a tensiometer mutual throw device, comprising:
a controller; a first control circuit comprising: a first branch and a second branch connected to the controller through a first relay; a first tension control unit connected to the first branch; the second tension control unit is connected with the second branch circuit; a second control circuit comprising: a third branch and a fourth branch connected to the first tension control unit and the second tension control unit, respectively; and the first tension meter pressure head is connected with the third branch and the fourth branch through a second relay.
Optionally, the method further includes: and the first maintenance switch is connected to two ends of the first relay, and one end of the first maintenance switch is connected to the first branch.
Optionally, the method further includes: and the second maintenance switch is connected to two ends of the first relay, and one end of the second maintenance switch is connected to the second branch.
Optionally, the method further includes:
a third control circuit comprising: a fifth branch and a sixth branch, which are connected to the controller through a third relay; a fourth control circuit comprising: a seventh branch and an eighth branch, which are connected to the first tension control unit and the second tension control unit, respectively; and the second tensiometer pressure head is connected with the seventh branch and the eighth branch through a fourth relay.
Optionally, the method further includes: the controller is a PLC controller.
Optionally, the method further includes: a control cabinet; the first control circuit, the first tension control unit, the second tension control unit and the second control circuit are all arranged in the control cabinet.
The embodiment of the utility model provides a device is thrown each other to tensiometer, include: a controller; a first control circuit comprising: the first branch and the second branch are connected to the controller through a first relay; a first tension control unit connected to the first branch; the second tension control unit is connected with the second branch circuit; a second control circuit comprising: the third branch and the fourth branch are respectively connected to the first tension control unit and the second tension control unit; and the first tension meter pressure head is connected with the third branch and the fourth branch through a second relay. When the first tension control unit works, the first relay and the second relay are in a power-off state, and normally closed contacts of the first relay and the second relay are closed; the controller, the first branch circuit, the first tension control unit, the third branch circuit and the first tension meter pressure head are communicated, and the first tension meter pressure head works normally. When the first tension control unit is abnormal, the normally closed contacts of the first relay and the second relay are both in an electrified state, the normally closed contacts are disconnected, and the normally open contacts are closed; the controller, the second branch circuit, the second tension control unit, the fourth branch circuit and the first tension meter pressure head are communicated, starting of a standby circuit is achieved, and normal work of the first tension meter pressure head is guaranteed. Therefore, the embodiment of the utility model provides an in the tensiometer throw each other the production line that the device can effectually avoid tensiometer control system trouble to lead to parks.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts. In the drawings:
fig. 1 is a schematic circuit diagram of a tensiometer mutual-throw device according to a preferred embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Examples
Referring to fig. 1, fig. 1 is a schematic circuit diagram of a tensiometer mutual-throw device according to an embodiment of the present invention. Specifically, the tensiometer mutual throwing device comprises:
a controller 11; a first control circuit comprising: a first branch 41 and a second branch 42, the first branch 41 and the second branch 42 being connected to the controller 11 through a first relay S1;
a first tension control unit 21 connected to the first branch 41;
a second tension control unit 22 connected to the second branch 42;
a second control circuit comprising: a third branch 43 and a fourth branch 44, the third branch 43 and the fourth branch 44 being connected to the first tension control unit 21 and the second tension control unit 22, respectively; and
the first tension gauge head 31 is connected to the third branch 43 and the fourth branch 44 via a second relay S2.
Any one of the first tension control unit 21 and the second tension control unit 22 may be used as a main control unit, and the other one may be used as a standby control unit. The following description will take the first tension control unit 21 as an example of a main control unit.
When the first tension control unit 21 operates, the first relay S1 and the second relay S2 are in a power-off state, and the normally closed contacts of the first relay S1 and the second relay S2 are both closed. At this time, the controller 11, the first branch 41, the first tension control unit 21, the third branch 43 and the first tension meter head 31 are communicated, and the first tension meter head 31 operates normally. If the first tension control unit 21 or the control circuit fails, the normally closed contacts of the first relay S1 and the second relay S2 are both in an energized state, the normally closed contacts are opened, and the normally open contacts are closed. At this time, the controller 11, the second branch 42, the second tension control unit 22, the fourth branch 44 and the first tension meter head 31 are communicated, so that the standby circuit is enabled, and the first tension meter head 31 is ensured to work normally.
Furthermore, the maintenance is convenient. This tensiometer throws device each other still includes: the first maintenance switch S11 is connected to both ends of the first relay S1, and one end of the first maintenance switch S11 is connected to the first branch 41. When the second tension control unit 22 is operated, power may be supplied to the first tension control unit 21 through the first maintenance switch S11, which facilitates parameter setting and troubleshooting. The operation of the second tension control unit 22 is not affected at this time.
Likewise, the method can also comprise the following steps: and a second maintenance switch S12 connected to both ends of the first relay S1, and one end of the second maintenance switch S12 is connected to the second branch line 42. When the first tension control unit 21 is operated, power may be supplied to the second tension control unit 22 through the second maintenance switch S12, which facilitates parameter setting and troubleshooting. The operation of the first tension control unit 21 is not affected at this time.
The first control circuit, the first tension control unit 21, the second tension control unit 22 and the second control circuit in this embodiment may all be disposed in a control cabinet, so as to achieve protection and avoid the damage to the above components caused by severe working conditions.
Further, when two or more tension gauge indenters are present in the present embodiment, the standby can be realized by analogy with the following circuit arrangement. Specifically, the tensiometer mutual throwing device in this embodiment further includes:
a third control circuit comprising: a fifth branch 55 and a sixth branch 56, the fifth branch 55 and the sixth branch 56 being connected to the controller 11 through a third relay S3;
a fourth control circuit comprising: a seventh branch 57 and an eighth branch 58, the seventh branch 57 and the eighth branch 58 being connected to the first tension control unit 21 and the second tension control unit 22, respectively; and
the second tension gauge tap 32 is connected to the seventh branch 57 and the eighth branch 58 via a fourth relay S4.
When the first tension control unit 21 operates, the third relay S3 and the fourth relay S4 are in a power-off state, and the normally closed contacts of the third relay S3 and the fourth relay S4 are both closed. At this time, the controller 11, the fifth branch 55, the first tension control unit 21, the seventh branch 57 and the second tension gage ram 32 are communicated, and the second tension gage ram 32 is normally operated. If the first tension control unit 21 or the control circuit fails, the normally closed contacts of the third relay S3 and the fourth relay S4 are both in an energized state, the normally closed contacts are opened, and the normally open contacts are closed. At this time, the controller 11, the sixth branch 56, the second tension control unit 22, the eighth branch 58 and the second tension meter ram 32 are communicated, so that the standby circuit is started, and the second tension meter ram 32 is ensured to work normally.
The controller 11 in this embodiment is a PLC controller 11, which may specifically be: PLC analog input module. The first control circuit and the second control circuit may be connected to an analog input module of the PLC controller 11.
The first tension control unit 21 and the second tension control unit 22 may be: PFEA111, PFEA112, PFEA113, to which signal input ports of the first tension control unit 21 and the second tension control unit 22 may be connected, respectively; the third and fourth control circuits may be connected to signal input ports of the first and second tension control units 21 and 22, respectively.
In summary, the tensiometer mutual-throwing device provided in this embodiment includes: a controller 11; a first control circuit comprising: a first branch 41 and a second branch 42, the first branch 41 and the second branch 42 being connected to the controller 11 through a first relay S1; a first tension control unit 21 connected to the first branch 41; a second tension control unit 22 connected to the second branch 42; a second control circuit comprising: a third branch 43 and a fourth branch 44, the third branch 43 and the fourth branch 44 being connected to the first tension control unit 21 and the second tension control unit 22, respectively; and a first tension gage head 31 connected to the third branch 43 and the fourth branch 44 through a second relay S2. When the first tension control unit 21 is operated, the first relay S1 and the second relay S2 are in a power-off state, and the normally closed contacts of the first relay S1 and the second relay S2 are both closed; the controller 11, the first branch 41, the first tension control unit 21, the third branch 43 and the first tension meter head 31 are communicated, and the first tension meter head 31 normally operates. When the first tension control unit 21 is abnormal, the normally closed contacts of the first relay S1 and the second relay S2 are both in an electrified state, the normally closed contacts are disconnected, and the normally open contacts are closed; the controller 11, the second branch 42, the second tension control unit 22, the fourth branch 44 and the first tension meter pressure head 31 are communicated, so that the standby circuit is started, and the normal work of the first tension meter pressure head 31 is ensured. Therefore, the tensiometer mutual throwing device in the embodiment can effectively avoid production line stop caused by tensiometer control system faults.
In the description of the present invention, it should be noted that the terms "first", "second", "third", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention. It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A tensiometer mutual throwing device is characterized by comprising:
a controller;
a first control circuit comprising: a first branch and a second branch connected to the controller through a first relay;
a first tension control unit connected to the first branch;
the second tension control unit is connected with the second branch circuit;
a second control circuit comprising: a third branch and a fourth branch connected to the first tension control unit and the second tension control unit, respectively; and
and the first tension meter pressure head is connected with the third branch and the fourth branch through a second relay.
2. The tensiometer mutual throwing device according to claim 1, further comprising: and the first maintenance switch is connected to two ends of the first relay, and one end of the first maintenance switch is connected to the first branch.
3. The tensiometer mutual throwing device according to claim 1, further comprising: and the second maintenance switch is connected to two ends of the first relay, and one end of the second maintenance switch is connected to the second branch.
4. The tensiometer mutual throwing device according to claim 1, further comprising:
a third control circuit comprising: a fifth branch and a sixth branch, which are connected to the controller through a third relay;
a fourth control circuit comprising: a seventh branch and an eighth branch, which are connected to the first tension control unit and the second tension control unit, respectively; and
and the second tensiometer pressure head is connected with the seventh branch and the eighth branch through a fourth relay.
5. The tensiometer mutual throwing device according to claim 1, further comprising: the controller is a PLC controller.
6. The tensiometer mutual throwing device according to claim 1, further comprising: a control cabinet; the first control circuit, the first tension control unit, the second tension control unit and the second control circuit are all arranged in the control cabinet.
7. The tensiometer mutual throwing device according to claim 1, wherein the model of the first tension control unit can be any one of PFEA111, PFEA112 and PFEA 113.
8. Tensiometer mutual throwing device according to claim 1, characterised in that the second tension control unit can be of any type PFEA111, PFEA112 and PFEA 113.
9. The tensiometer mutual-projection device according to claim 1, wherein the first control circuit is connected to a signal input port of the first tension control unit.
10. The tensiometer mutual-casting device of claim 1, wherein the second control circuit is connected to a signal input port of the second tension control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022232760.9U CN213671134U (en) | 2020-10-09 | 2020-10-09 | Tensiometer mutual throwing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022232760.9U CN213671134U (en) | 2020-10-09 | 2020-10-09 | Tensiometer mutual throwing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213671134U true CN213671134U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022232760.9U Active CN213671134U (en) | 2020-10-09 | 2020-10-09 | Tensiometer mutual throwing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213671134U (en) |
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2020
- 2020-10-09 CN CN202022232760.9U patent/CN213671134U/en active Active
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