CN214227831U - Emergency stop switch control circuit for power supply system of packaging machine - Google Patents
Emergency stop switch control circuit for power supply system of packaging machine Download PDFInfo
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- CN214227831U CN214227831U CN202022813374.9U CN202022813374U CN214227831U CN 214227831 U CN214227831 U CN 214227831U CN 202022813374 U CN202022813374 U CN 202022813374U CN 214227831 U CN214227831 U CN 214227831U
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- emergency stop
- stop switch
- power supply
- switch
- packaging machine
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Abstract
The utility model discloses a scram switch control circuit for packagine machine power supply system, it includes: scram switch, scram switch starting switch, scram switch stop switch and short-circuit protection ware, wherein: the emergency stop switch is connected with a three-phase power supply; one end of the emergency stop switch is connected with the first pin of the short-circuit protector, and the other end of the emergency stop switch is respectively connected with one end of the emergency stop switch start switch and the third pin of the short-circuit protector; the other end of the emergency stop switch starting switch is connected with a second pin of the short-circuit protector; and a fourth pin of the short-circuit protector is connected with a neutral line of the three-phase power supply. The utility model discloses a scram switch control circuit for packagine machine power supply system has realized the automatically controlled operation of packagine machine main electricity cabinet scram switch, reduces the electric shock risk; meanwhile, the damage of the circuit board caused by line flash is avoided, and the maintenance cost is reduced.
Description
Technical Field
The utility model relates to a no-voltage protection technical field especially relates to an emergency stop switch control circuit for packagine machine power supply system.
Background
At present, an emergency stop switch in a power supply system of a packaging machine adopts a mechanical connecting rod structure, is easy to wear and deform, and after the emergency stop switch is damaged, an operator needs to open a cabinet door of an electric control cabinet for opening and closing operation because spare parts cannot be bought, so that the electric shock risk exists; the circuit board and the electrical components are damaged differently every time the power circuit is broken, the maintenance cost of the electrical spare parts damage caused by the power circuit breakage is up to more than ten thousand yuan each year due to incomplete statistics, and the single machine repair time is about 50 minutes.
Therefore, there is a need for an emergency stop switch control circuit for a power supply system of a packaging machine.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a scram switch control circuit for packagine machine power supply system to solve the problem among the above-mentioned prior art, can realize the automatically controlled operation of packagine machine owner's electric cabinet scram switch.
The utility model provides a scram switch control circuit for packagine machine power supply system, wherein, include:
an emergency stop switch SG1, an emergency stop switch start switch BG1, an emergency stop switch BG2 and a short circuit protector QF, wherein:
the emergency stop switch SG1 is connected with a three-phase power supply;
one end of the emergency stop switch BG2 is connected with a first pin of the short-circuit protector QF, and the other end of the emergency stop switch BG2 is connected with one end of an emergency stop switch BG1 and a third pin of the short-circuit protector QF respectively;
the other end of the emergency stop switch starting switch BG1 is connected with a second pin of the short-circuit protector QF;
and a fourth pin of the short-circuit protector QF is connected with a neutral line of the three-phase power supply.
The scram switch control circuit for the power supply system of the packaging machine as described above, wherein preferably, the scram switch control circuit further comprises: power lamp LG1, relay KG1 and no-voltage coil L, relay KG1 includes start coil and normally open contact, wherein:
two ends of the starting coil are respectively connected with two connector lugs on the packaging machine equipment;
one end of the normally open contact is connected with the positive electrode of a 24V alternating current power supply, and the other end of the normally open contact is respectively connected with the voltage-loss coil L and one end of the power lamp LG 1;
the other ends of the voltage-loss coil L and the power lamp LG1 are connected with the negative pole of a 24V alternating current power supply.
The emergency stop switch control circuit for the power supply system of the packaging machine as described above, wherein preferably, the emergency stop switch SG1 includes three coaxially controlled first emergency stop switches, second emergency stop switches and third emergency stop switches, the first emergency stop switches are connected with a of the three-phase power supply, the second emergency stop switches are connected with B of the three-phase power supply, and the third emergency stop switches are connected with C of the three-phase power supply.
The emergency stop switch control circuit for the power supply system of the packaging machine as described above, wherein preferably the short circuit protector comprises a fuse or a circuit breaker.
The emergency stop switch control circuit for the power supply system of the packaging machine as described above, wherein preferably the short circuit protector comprises a mueller high current circuit breaker.
The scram switch control circuit for the power supply system of the packaging machine as described above, wherein the scram switch stop switch BG2 preferably comprises a first scram switch stop switch and a second scram switch stop switch which are coaxially controlled.
The emergency stop switch control circuit for the power supply system of the packaging machine as described above, wherein preferably, one end of the first emergency stop switch is connected to the first pin of the short-circuit protector QF, the other end of the first emergency stop switch is connected to one end of the second emergency stop switch, and the other end of the second emergency stop switch is connected to one end of the emergency stop switch BG 1.
The emergency stop switch control circuit for the power supply system of the packaging machine as described above, wherein preferably, the emergency stop switch control circuit further comprises a plurality of interlocking contactors KM, and two ends of the auxiliary contact of each interlocking contactor KM are respectively connected with two connector lugs on the packaging machine equipment.
The emergency stop switch control circuit for the power supply system of the packaging machine as described above, preferably, the emergency stop switch control circuit further includes a closing signal indicator lamp for indicating an open state of the auxiliary contacts of the interlock contactor KM, and the closing signal indicator lamp is turned on when all the auxiliary contacts of the interlock contactor KM are in the open state.
The emergency stop switch control circuit for the power supply system of the packaging machine as described above, wherein preferably, the emergency stop switch control circuit further comprises an operation lamp LG2, and two ends of the operation lamp LG2 are respectively connected with two connectors on the packaging machine equipment.
The utility model provides a scram switch control circuit for packagine machine power supply system, with the help of scram switch SG1, scram switch starting switch BG1, scram switch stopping switch BG2 and short circuit protector QF, realized the automatically controlled operation of packagine machine main electricity cabinet scram switch, reduced the risk of electrocution; meanwhile, the damage of the circuit board caused by line flash is avoided, and the maintenance cost is reduced.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described with reference to the accompanying drawings, in which:
fig. 1 is a circuit diagram of an embodiment of an emergency stop switch control circuit for a power supply system of a packaging machine according to the present invention.
Detailed Description
Various exemplary embodiments of the present disclosure will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the disclosure, its application, or uses. The present disclosure may be embodied in many different forms and is not limited to the embodiments described herein. 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. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments are to be construed as merely illustrative, and not as limitative, unless specifically stated otherwise.
As used in this disclosure, "first", "second": and the like, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
In the present disclosure, when a specific component is described as being located between a first component and a second component, there may or may not be intervening components between the specific component and the first component or the second component. When it is described that a specific component is connected to other components, the specific component may be directly connected to the other components without having an intervening component, or may be directly connected to the other components without having an intervening component.
All terms (including technical or scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
The external power electricity is transmitted to each transformer, the control circuit board and the emergency stop switch through the main switch, and the transformer is transmitted to each control element. The emergency stop switch supplies power to a dragging system of the packaging machine, and in an emergency, the emergency stop switch is disconnected to cut off the power supplies of all motors on the packaging machine, so that the running of the machine is interrupted, and the safety of the machine and operators is ensured. Every time the power line is broken, the circuit board and the electric components are damaged differently. The power line voltage fluctuation or the flash happens occasionally, because the power supply emergency stop switch has no voltage loss and under-voltage protection function, the huge impact current easily causes the damage of a circuit board and an electrical component of a packing machine at the moment of the power line flash, the long-time shutdown maintenance of equipment is caused, and the production loss caused by the shutdown is increased. The utility model discloses an electric operating mechanism replaces original mechanical link mechanism, increases decompression undervoltage protection device protection circuit board and electric elements. The utility model discloses use scram switch among the GD packagine machine power supply system as the example to explain.
As shown in fig. 1, an embodiment of the present invention provides an emergency stop switch control circuit for a power supply system of a packaging machine, which includes:
an emergency stop switch SG1, an emergency stop switch start switch BG1, an emergency stop switch BG2 and a short circuit protector QF, wherein:
the emergency stop switch SG1 is connected with a three-phase power supply;
one end of the emergency stop switch BG2 is connected with a first pin of the short-circuit protector QF, and the other end of the emergency stop switch BG2 is connected with one end of an emergency stop switch BG1 and a third pin of the short-circuit protector QF respectively;
the other end of the emergency stop switch starting switch BG1 is connected with a second pin of the short-circuit protector QF;
and a fourth pin of the short-circuit protector QF is connected with a neutral line of the three-phase power supply.
Wherein the short circuit protector comprises a fuse or a circuit breaker. The utility model discloses in, muller heavy current circuit breaker is chooseed for use to the short-circuit protection ware, it needs to explain, the utility model discloses do not specifically inject to type and model etc. of short-circuit protection ware.
Further, the scram switch control circuit further includes: power lamp LG1, relay KG1 and no-voltage coil L, relay KG1 includes start coil and normally open contact, wherein:
two ends of the starting coil are respectively connected with two connector lugs on the packaging machine equipment;
one end of the normally open contact is connected with the positive electrode of a 24V alternating current power supply, and the other end of the normally open contact is respectively connected with the voltage-loss coil L and one end of the power lamp LG 1;
the other ends of the voltage-loss coil L and the power lamp LG1 are connected with the negative pole of a 24V alternating current power supply.
The 24V ac power supply can be obtained by stepping down a three-phase power supply with a transformer. The utility model discloses in, utilize relay KG1 can control the bright of switch light LG1 and go out to utilize the light current to control the forceful electric power.
Further, the emergency stop switch SG1 includes three coaxially controlled first emergency stop switches, second emergency stop switches and third emergency stop switches, the first emergency stop switch is connected with a of the three-phase power supply, the second emergency stop switch is connected with B of the three-phase power supply, and the third emergency stop switch is connected with C of the three-phase power supply. Note that, the a phase, the B phase, and the C phase of the three-phase power supply are artificially defined, that is, in actual use, a circuit implemented after exchanging the a phase, the B phase, and the C phase is still within the scope of the present invention.
Specifically, the emergency stop switch BG2 includes a first emergency stop switch and a second emergency stop switch that are coaxially controlled. One end of the first emergency stop switch is connected with a first pin of the short-circuit protector QF, the other end of the first emergency stop switch is connected with one end of the second emergency stop switch, and the other end of the second emergency stop switch is connected with one end of the emergency stop switch BG 1.
Furthermore, the emergency stop switch control circuit further comprises a plurality of interlocking contactors KM, and two ends of an auxiliary contact of each interlocking contactor KM are respectively connected with two connector lugs on the packaging machine equipment. When the auxiliary contacts are all in the open state, the emergency stop switch can work normally.
Further, the emergency stop switch control circuit further comprises a closing signal indicator lamp for indicating the on-off state of the auxiliary contacts of the interlocking contactor KM, and the closing signal indicator lamp is turned on when all the auxiliary contacts of the interlocking contactor KM are in the off state.
Further, the emergency stop switch control circuit further comprises an operation lamp LG2, and two ends of the operation lamp LG2 are respectively connected with two connectors on the packaging machine equipment. In a specific implementation, the control panel is designed to check the operation states of the power lamp LG1 and the operation lamp LG2, and the control operation of the emergency stop switch is realized on the control panel.
In operation, after the main switch switched on three-phase electricity, after the equipment was accomplished the self-checking, when waiting that all interlocking contactor KM's auxiliary contact is all in the off-state, when all safety interlocking and scram switch were all normal promptly, the combined floodgate signal pilot lamp on the circuit board was bright, relay KG1 actuation, and no-voltage coil L gets electric, presses scram switch starting switch BG1, and scram switch gets electric, and operation lamp LG2 is bright. Pressing the emergency stop switch BG2 turns off the emergency stop switch.
The embodiment of the utility model provides a scram switch control circuit for packagine machine power supply system, with the help of scram switch SG1, scram switch starting switch BG1, scram switch stopping switch BG2 and short circuit protector QF, realized the automatically controlled operation of packagine machine main electricity cabinet scram switch, reduced the risk of electrocution; meanwhile, the damage of the circuit board caused by line flash is avoided, and the maintenance cost is reduced.
Thus, various embodiments of the present disclosure have been described in detail. Some details that are well known in the art have not been described in order to avoid obscuring the concepts of the present disclosure. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.
Although some specific embodiments of the present disclosure have been described in detail by way of example, it should be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the present disclosure. It will be understood by those skilled in the art that various changes may be made in the above embodiments or equivalents may be substituted for elements thereof without departing from the scope and spirit of the present disclosure. The scope of the present disclosure is defined by the appended claims.
Claims (10)
1. An emergency stop switch control circuit for a power supply system of a packaging machine, comprising:
an emergency stop switch SG1, an emergency stop switch start switch BG1, an emergency stop switch BG2 and a short circuit protector QF, wherein:
the emergency stop switch SG1 is connected with a three-phase power supply;
one end of the emergency stop switch BG2 is connected with a first pin of the short-circuit protector QF, and the other end of the emergency stop switch BG2 is connected with one end of an emergency stop switch BG1 and a third pin of the short-circuit protector QF respectively;
the other end of the emergency stop switch starting switch BG1 is connected with a second pin of the short-circuit protector QF;
and a fourth pin of the short-circuit protector QF is connected with a neutral line of the three-phase power supply.
2. The scram switch control circuit for a power supply system of a packaging machine according to claim 1, further comprising: power lamp LG1, relay KG1 and no-voltage coil L, relay KG1 includes start coil and normally open contact, wherein:
two ends of the starting coil are respectively connected with two connector lugs on the packaging machine equipment;
one end of the normally open contact is connected with the positive electrode of a 24V alternating current power supply, and the other end of the normally open contact is respectively connected with the voltage-loss coil L and one end of the power lamp LG 1;
the other ends of the voltage-loss coil L and the power lamp LG1 are connected with the negative pole of a 24V alternating current power supply.
3. The scram switch control circuit for the power supply system of the packaging machine as claimed in claim 1, wherein the scram switch SG1 comprises three coaxially controlled first, second and third scram switches, the first scram switch is connected with a, the second scram switch is connected with B, and the third scram switch is connected with C.
4. The scram switch control circuit for a power supply system of a packaging machine according to claim 1, wherein the short circuit protector comprises a fuse or a circuit breaker.
5. The emergency stop switch control circuit for a power supply system of a packaging machine of claim 4 wherein the short circuit protector comprises a Muller high current breaker.
6. The emergency stop switch control circuit for the power supply system of the packaging machine according to claim 1, wherein the emergency stop switch BG2 comprises a first emergency stop switch and a second emergency stop switch which are coaxially controlled.
7. The emergency stop switch control circuit for the power supply system of the packaging machine according to claim 6, wherein one end of the first emergency stop switch is connected to the first pin of the short circuit protector QF, the other end of the first emergency stop switch is connected to one end of the second emergency stop switch, and the other end of the second emergency stop switch is connected to one end of the emergency stop switch start switch BG 1.
8. The emergency stop switch control circuit for a power supply system of a packaging machine according to claim 1, further comprising a plurality of interlocking contactors KM, wherein two ends of the auxiliary contact of each interlocking contactor KM are respectively connected with two connector terminals on the packaging machine.
9. The emergency stop switch control circuit for a power supply system of a packaging machine according to claim 8, further comprising a closing signal indicator lamp for indicating an open state of the auxiliary contacts of the interlocking contactor KM, wherein the closing signal indicator lamp is turned on when all the auxiliary contacts of the interlocking contactor KM are in the open state.
10. The emergency stop switch control circuit for the power supply system of the packaging machine according to claim 1, further comprising an operation light LG2, wherein two ends of the operation light LG2 are respectively connected with two connectors on the packaging machine equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022813374.9U CN214227831U (en) | 2020-11-26 | 2020-11-26 | Emergency stop switch control circuit for power supply system of packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022813374.9U CN214227831U (en) | 2020-11-26 | 2020-11-26 | Emergency stop switch control circuit for power supply system of packaging machine |
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| Publication Number | Publication Date |
|---|---|
| CN214227831U true CN214227831U (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022813374.9U Active CN214227831U (en) | 2020-11-26 | 2020-11-26 | Emergency stop switch control circuit for power supply system of packaging machine |
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| Country | Link |
|---|---|
| CN (1) | CN214227831U (en) |
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- 2020-11-26 CN CN202022813374.9U patent/CN214227831U/en active Active
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