CN213205943U - Vacuum pump state alarm device - Google Patents
Vacuum pump state alarm device Download PDFInfo
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- CN213205943U CN213205943U CN202021787457.9U CN202021787457U CN213205943U CN 213205943 U CN213205943 U CN 213205943U CN 202021787457 U CN202021787457 U CN 202021787457U CN 213205943 U CN213205943 U CN 213205943U
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Abstract
The utility model relates to a vacuum pump state alarm device, including status indication unit, processing unit, sensor unit and power supply unit, the power supply unit output links to each other with status indication unit input and processing unit input respectively, the sensor unit output links to each other with the processing unit input, the processing unit output links to each other with status processing unit control end, status indication unit vacuum pump state lamp, vacuum pump state lamp includes normal operating pilot lamp, trouble lamp and maintenance pilot lamp. The utility model has the advantages that: the method can realize grading alarm, so that the working personnel can obtain the running state of the vacuum pump in time, so as to reasonably arrange time for maintaining the vacuum pump, and avoid the occurrence of sudden line stop and unnecessary waste; the gas ballast switch is associated with the maintenance indicating lamp, so that the staff can conveniently obtain the on-off state of the gas ballast switch.
Description
Technical Field
The utility model relates to a vacuum pump state detection area especially relates to a vacuum pump state alarm device.
Background
The vacuum pump can lead to the problem that vacuum, pumping speed are not up to standard or even the card machine because of reasons such as pump oil emulsification, dust suction pump chamber at the operation in-process, all need maintain the vacuum pump when producing this kind of problem and avoid the further loss of vacuum pump, and the alarm device who has now be used for detecting the vacuum pump running state often only is equipped with an warning, need shut down at once when producing the warning, can't carry out the early warning, can cause unnecessary to stop the line or test failure like this.
An abnormal shutdown device for a vacuum pump, such as the utility model with publication number CN202971137U, comprises an electromagnetic induction module provided with a coil and at least one pair of contact switches, and an alarm module connected with the contact switches. When the vacuum pump works normally, a coil of the electromagnetic induction module of the device is electrified, the contact switch is disconnected, the alarm loop is disconnected, and the alarm module does not work; when the vacuum pump is abnormally stopped, the coil of the electromagnetic induction module of the device is powered off, the contact switch is closed, the alarm loop is closed, and the alarm module works. The device controls the disconnection and the connection of the contact switch by controlling the on-off of the coil, further controls the alarm of the alarm module, and timely rescues the abnormal shutdown of the vacuum pump. The method has the defects that the alarm can be only carried out when the abnormity occurs, and the early warning cannot be carried out.
Disclosure of Invention
The utility model discloses mainly solve traditional vacuum pump state alarm device and do not possess the problem of early warning function, provide one kind and according to can vacuum pump state carry out the classification alarm, in time remind the staff to maintain, the vacuum pump state alarm device that the condition of avoiding stopping the line suddenly takes place.
The utility model provides a technical scheme that its technical problem adopted is, a vacuum pump state alarm device, including status indication unit, processing unit, sensor unit and power supply unit, the power supply unit output links to each other with status indication unit input and processing unit input respectively, the sensor unit output links to each other with the processing unit input, the processing unit output links to each other with status processing unit control end, status indication unit vacuum pump state lamp, vacuum pump state lamp includes normal operating indicator lamp, trouble lamp and dimension guarantor pilot lamp.
The sensor unit detects the running state of the vacuum pump and sends the detection result to the processing unit, after the processing unit receives the detection result, the running of different indicator lamps in the state indicating unit is controlled according to the running parameter of the vacuum pump, when the state of the vacuum pump is normal, the normal running indicator lamp is lightened, when the running parameter of the vacuum pump reaches a preset early warning value, the maintenance indicator lamp is lightened, when the vacuum pump breaks down, the fault indicator lamp is lightened, graded warning is realized, a worker can timely acquire the running state of the vacuum pump, so that the vacuum pump is maintained and maintained in a reasonable time arrangement, the condition of sudden line stop is avoided, and unnecessary waste is caused.
As a preferable scheme of the above scheme, the state indicating unit further comprises an indicator light control switch for controlling the vacuum pump state indicating lamp, one end of the indicator light control switch is connected with the power supply unit, and the other end of the indicator light control switch is connected with the input end of the processing unit. When the indicator light control switch is closed, the vacuum pump state indicator light operates, and when the indicator light control switch is disconnected, the vacuum pump state indicator light stops operating, so that the alarm function of the alarm device is controllable.
As a preferable scheme of the above scheme, the state indicating unit further includes an upper power indicator, an anode of the upper power indicator is connected to the power supply unit, and a cathode of the upper power indicator is grounded. The power-on indicator light is used for indicating whether the state indicating unit is powered on or not.
As a preferable scheme of the above scheme, the positive pole of the vacuum pump state lamp is connected with the power supply unit, and the negative pole of the vacuum pump state lamp is connected with the output end of the processing unit.
As a preferable scheme of the above scheme, the state indicating unit is further provided with a ballast switch circuit for controlling the state of the maintenance indicating lamp, the ballast switch circuit includes a ballast switch, one end of the ballast switch is connected with the power supply unit, and the other end of the ballast switch is connected with the output end of the processing unit. The gas ballast switch is used for discharging water vapor in the vacuum pump, so that the gas ballast switch is associated with the maintenance indicating lamp, and a worker can conveniently obtain the on-off state of the gas ballast switch.
As a preferable scheme of the above scheme, the processing unit includes an MCU and a relay, the MCU is respectively connected to the relay driving end, the status indication unit, the power supply unit and the sensor unit, and the relay switch end is connected in series to the vacuum pump power supply circuit. The MCU is connected with the power supply unit to obtain electric energy, the MCU receives data sent by the sensor unit and controls the operation of different vacuum pump state indicating lamps according to the data, and the MCU generates high-level or low-level signals to control the work of the relay and the state indicating unit so as to achieve the purposes of segmenting a vacuum pump power supply and alarming.
As a preferable mode of the above, the sensor unit includes a temperature sensor and a voltage sensor. When pump oil emulsification, schizolysis or vacuum pump card machine appear in the vacuum pump, its temperature all can rise, can audio-visually acquire vacuum pump oil state and whether card machine through detecting the temperature.
As a preferable mode of the above mode, the temperature sensor is disposed in an oil tank of the vacuum pump.
As a preferable mode of the above, the temperature sensor is provided on the impeller casing of the vacuum pump.
The utility model has the advantages that: the method can realize grading alarm, so that the working personnel can obtain the running state of the vacuum pump in time, so as to reasonably arrange time for maintaining the vacuum pump, and avoid the occurrence of sudden line stop and unnecessary waste; the gas ballast switch is associated with the maintenance indicating lamp, so that the staff can conveniently obtain the on-off state of the gas ballast switch.
Drawings
Fig. 1 is a block diagram showing a configuration of a vacuum pump state alarm device according to embodiment 1.
Fig. 2 is a schematic circuit diagram of a vacuum pump state alarm device in embodiment 1.
Fig. 3 is a schematic circuit diagram of a vacuum pump state alarm device in embodiment 2.
1-state indicating unit 2-processing unit 3-sensor unit 4-power supply unit 5-vacuum pump state lamp 6-power-on indicator lamp 7-temperature sensor 8-voltage sensor.
Detailed Description
The technical solution of the present invention is further described below by way of examples and with reference to the accompanying drawings.
Example 1:
the vacuum pump state alarm device is suitable for an oil type vacuum pump, and comprises a state indicating unit 1, a processing unit 2, a sensor unit 3 and a power supply unit 4, wherein the output end of the power supply unit is connected with the input end of the state indicating unit and the input end of the processing unit respectively, the output end of the sensor unit is connected with the input end of the processing unit, and the output end of the processing unit is connected with the control end of the state processing unit, as shown in fig. 1. The state indicating unit comprises a vacuum pump state lamp 5 and an electrifying indicating lamp 6, the sensor unit comprises a temperature sensor 7 and a voltage sensor 8, the temperature sensor 7 is arranged in an oil tank of the vacuum pump, and the voltage sensor 8 is arranged at the power end of the vacuum pump.
As shown in fig. 2, the processing unit includes an MCU and a relay KM, an IO port of the MCU is connected to the relay KM driving end, the status indication unit, the power supply unit, and the sensor unit, respectively, and a relay switch end is connected in series to the vacuum pump power supply circuit. The power-on indicator lamp 6 comprises LED lamps D1-D3, the vacuum pump state lamp comprises normal operation indicator lamps D4-D5, a fault indicator lamp D6 and a maintenance indicator lamp D7, anodes of the LED lamps D1-D3, anodes of the normal operation indicator lamps D4-D5, an anode of the fault indicator lamp D6 and an anode of the maintenance indicator lamp D7 are connected with the power supply unit, cathodes of the LED lamps D1-D3 are grounded, cathodes of the normal operation indicator lamps D4-D5, a cathode of the fault indicator lamp D6 and a cathode of the maintenance indicator lamp D7 are connected with different IO ports in the MCU respectively. The state indicating unit also comprises an indicator light control switch K1 for controlling the vacuum pump state indicating lamp and a ballast switch circuit for controlling the state of the maintenance indicating lamp, one end of the indicator light control switch K1 is connected with the power supply unit, and the other end of the indicator light control switch K1 is connected with the input end of the processing unit. The gas ballast switch circuit comprises a gas ballast switch K2, the gas ballast switch K2 comprises a shifting sheet, a public end, a first contact and a second contact, the first contact of the gas ballast switch K2 is connected with the power supply unit, the public end of the gas ballast switch K2 is connected with the output end of the processing unit, and when the shifting sheet is connected with the public end and the first contact continuously, the oil pump of the vacuum pump is used for removing water vapor. The power supply unit also supplies power to the relay KM.
When the indicator light control switch K1 is closed, the MCU is electrified, and the alarm device operates normally; when the ballast switch is closed and the water vapor in the oil tank of the vacuum pump is removed, the maintenance indicator lamp D7 flickers to prompt a worker to remove the water vapor; when the temperature sensor detects that the oil temperature reaches an early warning value, the maintenance indicator lamp D7 is normally on; when the temperature sensor detects that the oil temperature reaches an alarm value, the fault indicator lamp D6 is normally on and controls the relay KM to cut off a power supply circuit of the vacuum pump; when the voltage sensor detects that the voltage is too low, the maintenance indicator lamp D7 and the fault indicator lamp D6 flicker; when the voltage sensor detects an excessive voltage, the malfunction indicator lamp D6 blinks.
Example 2:
the vacuum pump state alarm device is suitable for a dry vacuum pump, a circuit schematic diagram of the vacuum pump state alarm device is shown in fig. 3, the vacuum pump state alarm device is not provided with a gas ballast switch, and a temperature sensor is arranged on an impeller shell.
When the indicator light control switch K1 is closed, the MCU is electrified, and the alarm device operates normally; when the temperature sensor detects that the oil temperature reaches an early warning value, the maintenance indicator lamp D7 is normally on; when the temperature sensor detects that the oil temperature reaches an alarm value, the fault indicator lamp D6 is normally on and controls the relay KM to cut off a power supply circuit of the vacuum pump; when the voltage sensor detects that the voltage is too low, the maintenance indicator lamp D7 and the fault indicator lamp D6 flicker; when the voltage sensor detects an excessive voltage, the malfunction indicator lamp D6 blinks.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides a vacuum pump state alarm device which characterized by: including status indication unit (1), processing unit (2), sensor unit (3) and power supply unit (4), the power supply unit output links to each other with status indication unit input and processing unit input respectively, the sensor unit output links to each other with the processing unit input, the processing unit output links to each other with status processing unit control end, status indication unit includes vacuum pump status light (5), vacuum pump status light includes normal operating pilot lamp, trouble pilot lamp and maintenance pilot lamp.
2. A vacuum pump status warning device according to claim 1, wherein: the state indicating unit further comprises an indicating lamp control switch used for controlling the vacuum pump state indicating lamp, one end of the indicating lamp control switch is connected with the power supply unit, and the other end of the indicating lamp control switch is connected with the input end of the processing unit.
3. A vacuum pump status warning device according to claim 1, wherein: the state indicating unit further comprises an electrifying indicating lamp (6), the anode of the electrifying indicating lamp is connected with the power supply unit, and the cathode of the electrifying indicating lamp is grounded.
4. A vacuum pump status warning device according to claim 1, wherein: the positive pole of the vacuum pump state lamp is connected with the power supply unit, and the negative pole of the vacuum pump state lamp is connected with the output end of the processing unit.
5. A vacuum pump status warning device according to claim 1 or 2 or 3 or 4, wherein: the state indicating unit is further provided with a gas ballast switch circuit used for controlling the state of the maintenance indicating lamp, the gas ballast switch circuit comprises a gas ballast switch, one end of the gas ballast switch is connected with the power supply unit, and the other end of the gas ballast switch is connected with the output end of the processing unit.
6. A vacuum pump status warning device according to claim 1, wherein: the processing unit comprises an MCU and a relay, the MCU is respectively connected with the relay driving end, the state indicating unit, the power supply unit and the sensor unit, and the relay switch end is connected in series in the vacuum pump power supply circuit.
7. A vacuum pump status warning device according to claim 1 or 6, wherein: the sensor unit comprises a temperature sensor (7) and a voltage sensor (8).
8. A vacuum pump status warning device according to claim 7, wherein: the temperature sensor is arranged in the oil tank of the vacuum pump.
9. A vacuum pump status warning device according to claim 7, wherein: the temperature sensor is arranged on the shell of the vacuum pump impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021787457.9U CN213205943U (en) | 2020-08-24 | 2020-08-24 | Vacuum pump state alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021787457.9U CN213205943U (en) | 2020-08-24 | 2020-08-24 | Vacuum pump state alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213205943U true CN213205943U (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021787457.9U Active CN213205943U (en) | 2020-08-24 | 2020-08-24 | Vacuum pump state alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213205943U (en) |
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2020
- 2020-08-24 CN CN202021787457.9U patent/CN213205943U/en active Active
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