CN212675118U - Control device suitable for conical motor temperature rise test - Google Patents
Control device suitable for conical motor temperature rise test Download PDFInfo
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- CN212675118U CN212675118U CN202021081074.XU CN202021081074U CN212675118U CN 212675118 U CN212675118 U CN 212675118U CN 202021081074 U CN202021081074 U CN 202021081074U CN 212675118 U CN212675118 U CN 212675118U
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Abstract
The utility model discloses a control device suitable for conical motor temperature rise test, which comprises a shell, an input cable, an output cable, a twister switch, a stop button, a start button, a cabinet door, an alternating current contactor group, a circulating time delay relay and an intermediate relay; the twister switch at least comprises a manual gear and an automatic gear, when the twister switch is in the manual gear, the first switch is closed, the output end of the starting button is continuously connected with the output cable through the alternating current contactor group, when the twister switch is in the automatic gear, the second switch is closed, the output end of the starting button is connected with the output cable through the circulating time delay relay, the circulating time delay relay is connected into the control loop, and the first switch is controlled to be periodically switched on and switched off. The utility model discloses can realize the function of automatic periodicity expert, outage, improve work efficiency, guarantee motor duty cycle time's accuracy simultaneously, the test data degree of accuracy of discontinuous work system motor temperature rise test is higher.
Description
Technical Field
The utility model relates to a conical motor is controlling means technical field for the temperature rise test, particularly relates to a be suitable for conical motor temperature rise test's controlling means.
Background
In the field of hoisting machinery, a conical rotor brake motor works in an intermittent periodic working mode, usually in an intermittent periodic working mode of S3 and S4, and the load duration rate is mainly 15%, 25%, 40% and 60%. The motor temperature rise test method requires testing under the condition of periodical intermittent operation, if manual starting and stopping are adopted for control according to the period time, the temperature rise test of a motor manufactured by discontinuous work can be realized, the operation is too complex, accurate time control is required for time node control, and the time required for stabilizing the temperature rise is long, so that personnel are easy to fatigue. In practical situations, manual control is often inaccurate, which easily causes deviation of test results. The electric control cabinet of the motor manufactured by the continuous working of the common test S1 can not realize the automatic starting and the power supply cut-off.
Therefore, the demand for the conical motor temperature rise test means is urgently needed, and on the basis of the original test equipment, the control device capable of automatically switching on and off is provided, so that the automatic periodic power on and off functions of the electric control device are added.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be suitable for conical motor temperature rise test's controlling means can realize automatic periodic logical, the function of outage, need not the manual monitoring and frequently opens and stop the operation, only need set time, save loaded down with trivial details work such as manual control, manual record, reduce intensity of labour, improve work efficiency, guarantee motor duty cycle time's accuracy simultaneously, the test data degree of accuracy of discontinuous work system motor temperature rise test is higher.
To achieve the above object, with reference to fig. 1-3, the present invention provides a control device suitable for a temperature rise test of a conical motor, wherein the control device comprises a housing, an input cable, an output cable, a twister switch, a stop button, a start button, a cabinet door, an ac contactor set, a cyclic delay relay and an intermediate relay;
the shell is cuboid and comprises a first through hole for connecting an input cable and a second through hole for connecting an output cable; the cabinet door is arranged on the front side surface of the shell in an openable and closable manner; the alternating current contactor group, the circulating time delay relay and the intermediate relay are arranged in the shell, and the twister switch, the stop button and the start button are arranged on the cabinet door;
the input end of the starting button is connected with an input cable through a stopping button, and the output end of the starting button is connected to the input end of the twister switch; the intermediate relay is connected with the starting button in parallel and then connected to the output cable;
the output end of the starting button is connected with an output cable through a first switch and an alternating current contactor group in sequence to form a first control circuit; the output end of the starting button is connected with the output cable through a second switch and a circulating delay relay in sequence to form a second control circuit;
the electronic switch comprises a first switch, a second switch, a first switch, a second switch and a control circuit, wherein the first switch is closed when the electronic switch is in a manual gear, the output end of the starting button is continuously connected with an output cable through an alternating current contactor group, the second switch is closed when the electronic switch is in an automatic gear, the output end of the starting button is connected with the output cable through a circulating time delay relay, the circulating time delay relay is connected into the control circuit, and the first switch is controlled to be periodically switched on and switched off;
the AC contactor set includes at least one AC contactor.
Further, the control device comprises an indicator light, the indicator light is arranged on the cabinet door and comprises a first indicator light unit, a second indicator light unit and a third indicator light unit, wherein the first indicator light unit, the second indicator light unit and the third indicator light unit have different parameters;
the first indicator light unit is directly connected between the input cable and the output cable;
the second indicator light unit and the third indicator light unit are connected between the input cable and the output cable through the alternating current contactor group or one of the alternating current contactors and respectively correspond to two working states of the alternating current contactor group.
Further, the alternating current contactor group comprises a first alternating current contactor and a second alternating current contactor which are connected in parallel.
Further, a cabinet door lock is arranged on the cabinet door.
Further, the input cable and the output cable are arranged to carry two sets of different voltage and different frequency input and output.
Further, the two sets of different voltage and different frequency input and output are respectively: (1) 0-380V voltage, 0-100 Hz; (2)380V voltage, 50 Hz.
Furthermore, the control device also comprises two earth leakage protection circuit breakers connected to the input cable, and the earth leakage protection circuit breakers correspond to the two sets of different voltage and different frequency input and output respectively.
Further, the control device further comprises a fuse for overcurrent protection connected to the input cable.
Furthermore, the shell and the cabinet door are both connected with ground wires.
Above the technical scheme of the utility model, compare with current, its beneficial effect who is showing lies in:
(1) the method has the advantages that only the target starting and stopping cycle time needs to be set, the frequent starting and stopping operation of manual monitoring is not needed, only the time needs to be set, tedious labor such as manual control and manual recording is saved, the labor intensity is reduced, the working efficiency is improved, meanwhile, the accuracy of the working cycle time of the motor is guaranteed, and the accuracy of the test data of the temperature rise test of the motor manufactured by discontinuous work is higher.
(2) The common operation buttons are arranged on the cabinet door, so that the operation of a user is facilitated; and facilities such as an alternating current contactor, a fuse and the like are arranged in the cabinet body, so that the safety of the equipment is improved.
(3) The real-time working state of the user control device is accurately prompted by setting the indicator lamp.
(4) The input cable is connected with the earth leakage protection circuit breaker to perform earth leakage protection on a circuit, the control circuit overcurrent protection is realized through the fuse, and the input cable can be matched with the earth leakage protection circuit breaker when a system fails to work, so that the fault current is cut off rapidly, and the safe operation of a circuit system is effectively ensured.
(5) The time for switching on and switching off the circuit is quickly set through the circulating delay relay, the circulating period is controlled, the minimum unit is second, and the control precision is high.
It should be understood that all combinations of the foregoing concepts and additional concepts described in greater detail below can be considered as part of the inventive subject matter of the present disclosure unless such concepts are mutually inconsistent. In addition, all combinations of claimed subject matter are considered a part of the inventive subject matter of this disclosure.
The foregoing and other aspects, embodiments and features of the present teachings can be more fully understood from the following description taken in conjunction with the accompanying drawings. Additional aspects of the present invention, such as features and/or advantages of exemplary embodiments, will be apparent from the description which follows, or may be learned by practice of the specific embodiments in accordance with the teachings of the present invention.
Drawings
The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is the external structure schematic diagram of the control device suitable for the taper motor temperature rise test of the present invention.
Fig. 2 is the internal structure schematic diagram of the control device suitable for the taper motor temperature rise test of the present invention.
Fig. 3 is an electrical schematic wiring diagram of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the intelligent control system comprises 1-input cables, 2-shells, 3-indicator lamps (green, red and yellow), 4-twister switches (manual gear and automatic gear), 51-stop buttons, 52-start buttons, 6-cabinet door locks, 7-output cables, 8-cabinet doors, 9-electric leakage protection circuit breakers (0-380V), 10-electric leakage protection circuit breakers (380V), 11-fuses (two), 12-intermediate relays, 13-circulation delay relays, 14-alternating current contactors KM1 and 15-alternating current contactors KM 2.
Detailed Description
For a better understanding of the technical content of the present invention, specific embodiments are described below in conjunction with the accompanying drawings.
With reference to fig. 1-3, the utility model provides a be suitable for conical motor temperature rise test's controlling means, controlling means includes casing 2, input cable 1, output cable 7, turns round sub-switch 4, stop button 51, start button 52, cabinet door 8, exchanges contactor group, circulation time delay relay 13 and auxiliary relay 12.
The shell 2 is cuboid and comprises a first through hole for connecting an input cable 1 and a second through hole for connecting an output cable 7; the cabinet door 8 is arranged on the front side surface of the shell 2 in an openable and closable manner; the alternating current contactor group, the circulating time delay relay 13 and the intermediate relay 12 are arranged inside the shell 2, and the twister switch 4, the stop button 51 and the start button 52 are arranged on the cabinet door 8.
The input end of the start button 52 is connected with the input cable 1 through the stop button 51, and the output end of the start button 52 is connected to the input end of the twister switch 4; the intermediate relay 12 is connected to the output cable 7 in parallel with the start button 52.
The output end of the starting button 52 is connected with the output cable 7 through the first switch and the alternating current contactor group in sequence to form a first control circuit; the output end of the start button 52 is connected with the output cable 7 through the second switch and the circulating delay relay 13 in sequence to form a second control circuit.
The twister switch 4 at least comprises a manual gear and an automatic gear, when the twister switch 4 is in the manual gear, the first switch is closed, the output end of the start button 52 is continuously connected with the output cable 7 through an alternating current contactor group, when the twister switch 4 is in the automatic gear, the second switch is closed, the output end of the start button 52 is connected with the output cable 7 through the circulation delay relay 13, the circulation delay relay 13 is connected into a control loop, and the first switch is controlled to be periodically switched on and switched off.
The AC contactor set includes at least one AC contactor. Further, the ac contactor group includes a first ac contactor 14 and a second ac contactor 15 connected in parallel.
Referring to fig. 1 and 2, two power input cables 1 are arranged above the housing 2, and two power output cables 7 are arranged below the housing 2; preferably, the input cable 1 and the output cable 7 can carry 2 sets of different-voltage and different-frequency input and output, which are respectively 0-380V voltage (0-100Hz) and 380V (50 Hz). The indicator light 3 comprises red, yellow and green indicator lights and is used for displaying the running state of the device. The twister switch 4 is at least provided with two manual gears and two automatic gears so as to be suitable for testing various rated motors. The input cable 1 is connected with the earth leakage protective circuit breakers 9 and 10 to perform earth leakage protection on the circuit; the fuse 11 is used for overcurrent protection of the control circuit, and can be matched with the leakage protection circuit breakers 9 and 10 when a system fails to work, so that the fault current is cut off rapidly, and the safe operation of a circuit system is effectively ensured. After the start button 52 is turned on, the intermediate relay 12 can conduct the control loop, so that the electric start of the start button 52 is realized. The ac contactors 14, 15 are used to connect and disconnect lines or frequently control the operation of equipment. The cyclic delay relay 13 further includes a first ac contactor 14 and a second ac contactor 15 connected in parallel.
The time for switching on and off the circuit can be set, the minimum unit of the cycle period is controlled to be second, and the cycle delay relay can realize the intermittent periodicity of the output of the device.
Referring to fig. 3, the operation principle of the control device of the present application will be described by taking one of the electrical connection diagrams as an example:
the F1 and F2 fuses are respectively connected with two live wires, the voltage between the two points is 380V, and the F1 and F2 fuses are overcurrent protection devices. The QS button switch is provided with at least two gears, and is manual and automatic.
When the external 380V (50Hz) input is carried out, the control device is powered on, and HR red and HY yellow indicator lamps are turned on.
Adjusting a QS button switch to a manual gear, connecting terminals 5-8, clicking a SB2 starting button, connecting a KA intermediate relay, starting self-locking, starting a KM1 and a KM2 alternating current contactor to output power to a tested motor, turning off an HY yellow indicator lamp, turning on an HG green indicator lamp, clicking a SB1 stopping button after the test is finished, turning off the KA intermediate relay when the power is lost, stopping outputting the KM1 and the KM2 alternating current contactor, turning off the HG green indicator lamp and turning on the HY yellow indicator lamp.
And adjusting a QS button switch to an automatic gear, connecting terminals 2-7, clicking a SB2 starting button, conducting a KA intermediate relay, starting self-locking, dragging a KT circulating delay relay into a control loop to control 5-8 periodic conduction and disconnection, starting and stopping the output of KM1 and KM2 alternating current contactors in circulating delay, and periodically changing the bright states of HG green and HY yellow indicator lamps.
The utility model discloses technical design's controlling means, only need set up the target start, stop cycle time can, need not manual monitoring, only need the settlement time, save loaded down with trivial details work such as manual transfer, manual record, reduce intensity of labour, improve work efficiency, the accurate motor duty cycle time of guaranteeing simultaneously, discontinuous work system motor temperature rise test's test data degree of accuracy is higher.
In this disclosure, aspects of the present invention are described with reference to the accompanying drawings, in which a number of illustrative embodiments are shown. Embodiments of the present disclosure are not necessarily defined to include all aspects of the invention. It should be appreciated that the various concepts and embodiments described above, as well as those described in greater detail below, may be implemented in any of numerous ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the present disclosure may be used alone or in any suitable combination with other aspects of the present disclosure.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The present invention is intended to cover by those skilled in the art various modifications and adaptations of the invention without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention is subject to the claims.
Claims (9)
1. A control device suitable for a conical motor temperature rise test is characterized by comprising a shell, an input cable, an output cable, a twister switch, a stop button, a start button, a cabinet door, an alternating current contactor group, a circulating time delay relay and an intermediate relay;
the shell is cuboid and comprises a first through hole for connecting an input cable and a second through hole for connecting an output cable; the cabinet door is arranged on the front side surface of the shell in an openable and closable manner; the alternating current contactor group, the circulating time delay relay and the intermediate relay are arranged in the shell, and the twister switch, the stop button and the start button are arranged on the cabinet door;
the input end of the starting button is connected with an input cable through a stopping button, and the output end of the starting button is connected to the input end of the twister switch; the intermediate relay is connected with the starting button in parallel and then connected to the output cable;
the output end of the starting button is connected with an output cable through a first switch and an alternating current contactor group in sequence to form a first control circuit; the output end of the starting button is connected with the output cable through a second switch and a circulating delay relay in sequence to form a second control circuit;
the electronic switch comprises a first switch, a second switch, a first switch, a second switch and a control circuit, wherein the first switch is closed when the electronic switch is in a manual gear, the output end of the starting button is continuously connected with an output cable through an alternating current contactor group, the second switch is closed when the electronic switch is in an automatic gear, the output end of the starting button is connected with the output cable through a circulating time delay relay, the circulating time delay relay is connected into the control circuit, and the first switch is controlled to be periodically switched on and switched off;
the AC contactor set includes at least one AC contactor.
2. The control device suitable for the conical motor temperature rise test is characterized by comprising indicator lamps, wherein the indicator lamps are mounted on a cabinet door and comprise a first indicator lamp unit, a second indicator lamp unit and a third indicator lamp unit which have different parameters;
the first indicator light unit is directly connected between the input cable and the output cable;
the second indicator light unit and the third indicator light unit are connected between the input cable and the output cable through the alternating current contactor group or one of the alternating current contactors and respectively correspond to two working states of the alternating current contactor group.
3. The control device suitable for the taper motor temperature rise test is characterized in that the alternating current contactor group comprises a first alternating current contactor and a second alternating current contactor which are connected in parallel.
4. The control device suitable for the taper motor temperature rise test is characterized in that a cabinet door lock is arranged on the cabinet door.
5. The control device suitable for the taper motor temperature rise test according to claim 1, wherein the input cable and the output cable are arranged to carry two sets of different voltage and different frequency input and output.
6. The control device suitable for the taper motor temperature rise test according to claim 5, wherein the two sets of different voltage and frequency input and output are respectively: (1) 0-380V voltage, 0-100 Hz; (2)380V voltage, 50 Hz.
7. The control device suitable for the taper motor temperature rise test is characterized by further comprising two earth leakage protection circuit breakers connected to the input cables, wherein the two earth leakage protection circuit breakers correspond to two sets of different voltage and different frequency input and output respectively.
8. The control device for taper motor temperature rise test according to claim 1, further comprising a fuse for overcurrent protection connected to the input cable.
9. The control device suitable for the taper motor temperature rise test is characterized in that the shell and the cabinet door are both connected with a ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021081074.XU CN212675118U (en) | 2020-06-12 | 2020-06-12 | Control device suitable for conical motor temperature rise test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021081074.XU CN212675118U (en) | 2020-06-12 | 2020-06-12 | Control device suitable for conical motor temperature rise test |
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| Publication Number | Publication Date |
|---|---|
| CN212675118U true CN212675118U (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021081074.XU Active CN212675118U (en) | 2020-06-12 | 2020-06-12 | Control device suitable for conical motor temperature rise test |
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|---|---|
| CN (1) | CN212675118U (en) |
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- 2020-06-12 CN CN202021081074.XU patent/CN212675118U/en active Active
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Effective date of registration: 20220106 Address after: 241000 No. 8, Vientiane Road, Jiujiang District, Wuhu City, Anhui Province Patentee after: Anhui gold foil Electromechanical Industry Group Co.,Ltd. Address before: No.98, Dongshan Town Street East Road, Jiangning District, Nanjing City, Jiangsu Province Patentee before: NANJING HOISTING MOTOR GENERAL FACTORY |