CN219997190U - Comprehensive experiment table for electric locomotive electric heater experiment - Google Patents
Comprehensive experiment table for electric locomotive electric heater experiment Download PDFInfo
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- CN219997190U CN219997190U CN202223534506.XU CN202223534506U CN219997190U CN 219997190 U CN219997190 U CN 219997190U CN 202223534506 U CN202223534506 U CN 202223534506U CN 219997190 U CN219997190 U CN 219997190U
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- 238000002474 experimental method Methods 0.000 title claims abstract description 63
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 18
- 238000005259 measurement Methods 0.000 claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000005485 electric heating Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 description 11
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Abstract
The utility model discloses a comprehensive test bed for an electric heater experiment of an electric locomotive, which comprises a single-phase variable frequency adjustable power supply, a three-phase variable frequency adjustable power supply and a direct current adjustable power supply, wherein the single-phase variable frequency adjustable power supply, the three-phase variable frequency adjustable power supply and the direct current adjustable power supply are connected with an experiment bed, an electric parameter measurement digital display meter, a single-phase power supply indicator lamp, a three-phase power supply indicator lamp, an over-temperature button indicator lamp, a single-phase power supply start/stop button, a three-phase power supply start/stop button, a warning lamp and an aviation socket output terminal are fixedly arranged on the experiment bed, the comprehensive test bed for the electric heater can output single-phase adjustable voltage frequency and three-phase adjustable voltage frequency power supply simultaneously, the requirement of simultaneous operation of a fan and an electric heating pipe is met, multi-channel test can be simultaneously carried out, the comprehensive test bed for the electric heater has the functions of voltage, current and power detection, and over-temperature indication functions for the heater.
Description
Technical Field
The utility model belongs to the technical field of electric locomotive electric heater experiments, and particularly relates to a comprehensive experiment table for an electric locomotive electric heater experiment.
Background
At present, an electric locomotive and an urban rail electric heater mainly have two heat dissipation modes, wherein one heat dissipation mode is forced heat dissipation of the electric locomotive, and the other heat dissipation mode is natural heat dissipation of the urban rail locomotive; forced heat dissipation is to add a fan to the electric heater, the heat is blown out of the shell through the air quantity blown out by the fan, the air circulation effect is achieved, natural heat dissipation is to increase the heat dissipation holes of the shell of the electric heater, and the heat is dissipated through the heat dissipation holes. Two paths of power supplies are needed for forced heat dissipation, one path is three-phase power supply provided for the electric heating pipe, the other path is single-phase power supply provided for the fan, and natural heat dissipation only needs one path of power supply; in reality, the power supply voltage of the forced cooling fan and the voltage of the electric heating pipe are often different, and no matter the forced cooling fan and the natural cooling fan are adopted, the rated voltage and the rated frequency of the electric heater of each vehicle type are also different, and the existing electric heater comprehensive test bed cannot output single-phase adjustable voltage frequency and three-phase adjustable voltage frequency power supplies, that is, each time the electric heater of one vehicle type is produced, a test bed with corresponding rated voltage and rated frequency is possibly required to be designed for test, the test cost is increased, and the equipment management is not facilitated. For mass production, a single test device cannot meet the requirement of mass production, the construction period is prolonged, the labor is increased, and based on the test device, the comprehensive experiment table for the electric heater experiment of the electric locomotive is provided.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides the comprehensive test bed for the electric locomotive electric heater experiment, which can output single-phase adjustable voltage frequency and three-phase adjustable voltage frequency power supplies at the same time, meet the requirement of simultaneous operation of a fan and an electric heating pipe, can perform multi-path test at the same time, can form batch test, has voltage, current and power detection functions, and has an over-temperature indication function for a heater.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an electric locomotive electric heater experiment is with comprehensive experiment platform, includes single-phase variable frequency adjustable power, three-phase variable frequency adjustable power and direct current adjustable power, single-phase variable frequency adjustable power, three-phase variable frequency adjustable power and direct current adjustable power cable are connected with the experiment platform, fixed being provided with electric parameter measurement digital display table, single-phase power pilot lamp, three-phase power pilot lamp, overtemperature button pilot lamp, single-phase power start/stop button, three-phase power start/stop button, warning light and aviation socket output terminal on the experiment platform, single-phase power start/stop button and three-phase power start/stop button respectively electric series connection to experiment platform output circuit, single-phase power pilot lamp and three-phase power pilot lamp respectively electric parallel connection are to experiment platform output circuit, warning light electric connection is to experiment platform total circuit, and single-phase variable frequency adjustable power or three-phase variable frequency adjustable power when opening, and warning light work, and suggestion this experiment platform is electrified at the moment, can effectively point out the electrified condition of operating personnel equipment, during the experiment, according to rated voltage select single item or three output with electric heater through aviation socket output terminal access to experiment platform, simultaneously through single-phase power button start/stop button or the control purpose.
Further, the experiment table is formed by assembling, welding and spraying plastics on an iron plate, the experiment table can be connected with 1-3 electric heaters, circuit connectors such as a circuit breaker, a relay and a Hall element are arranged in the experiment table, the experiment table is electrically connected with an electric parameter measurement digital display meter, an over-temperature button indicator lamp, a warning lamp and an aviation socket output terminal, a voltage signal or a current signal detected by the Hall is connected with the electric parameter measurement digital display meter, and the electric parameter measurement digital display meter can manually adjust signals such as displayable voltage, current and power to finish measurement of electric parameters.
Furthermore, the single-phase variable frequency adjustable power supply is provided with an AC-V and HZ adjustable power supply, the inside of the test bed is connected with a terminal block after passing through a circuit breaker, and the output of the single-phase variable frequency adjustable power supply is connected with the terminal block in parallel to form three paths.
Furthermore, the three-phase variable frequency adjustable power supply is provided with an AC-V and HZ adjustable power supply, the terminal strip is connected into the laboratory bench after passing through the circuit breaker, and the output of the three-phase variable frequency adjustable power supply on the terminal strip is three paths through parallel connection.
Further, the DC-V adjustable power supply is arranged on the DC adjustable power supply.
Further, the over-temperature button indicator lamp is electrically connected to the electric heater temperature control loop, and is connected to the electric heater temperature control loop through the relay, when the electric heater is in temperature control action due to over-high temperature, the relay responds to the temperature control action, the over-temperature button indicator lamp turns red, over-temperature alarm occurs when the heater is prompted to perform experiments, and over-temperature faults in the experimental process can be effectively prompted.
Compared with the prior art, the utility model has the beneficial effects that:
1, the electric heater has multiple paths of variable frequency adjustable power supply outputs, can meet the requirement that an electric heater simultaneously requires single-phase and three-phase voltages, and does not need to be externally connected with other circuits;
2, the output voltage and the frequency are adjustable, an AC 0-300V and 0-60HZ adjustable power supply is provided by a single phase, an AC 0-520V and 0-60HZ adjustable power supply is provided by a three phase, a DC 0-150V adjustable power supply is provided by a DC adjustable power supply, and the output requirements of most power supplies can be met;
3, the experimental requirements of 1-3 electric heaters can be simultaneously and independently met, and the requirement of mass production is met;
4 has output detection, excess temperature fault detection and warning functions, and is convenient for operators to record relevant experimental data.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of a power supply structure according to the present utility model.
Fig. 3 is a schematic side view of the present utility model.
FIG. 4 is an electrical schematic diagram of a BSJCR-1H-1 electric heater of the present utility model.
In the figure: 1 unidirectional variable frequency adjustable power supply, 2 three-phase variable frequency adjustable power supply, 3 direct current adjustable power supply, 4 laboratory bench, 5 electric power parameter measurement digital display table, 6 single-phase power pilot lamp, 7 three-phase power pilot lamp, 8 overtemperature button pilot lamp, 9 single-phase power start/stop button, 10 three-phase power start/stop button, 11 warning lamp, 12 aviation socket output terminal.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples:
referring to fig. 1-4, an electric locomotive electric heater experiment comprehensive experiment table comprises a single-phase variable frequency adjustable power supply 1, a three-phase variable frequency adjustable power supply 2 and a direct current adjustable power supply 3, wherein the single-phase variable frequency adjustable power supply 1, the three-phase variable frequency adjustable power supply 2 and the direct current adjustable power supply 3 are connected with the experiment table 4 through cables, an electric parameter measurement digital display meter 5, a single-phase power supply indicator lamp 6, a three-phase power supply indicator lamp 7, an over-temperature button indicator lamp 8, a single-phase power supply start/stop button 9, a three-phase power supply start/stop button 10, a warning lamp 11 and an aviation socket output terminal 12 are fixedly arranged on the experiment table 4, the single-phase power supply start/stop button 9 and the three-phase power supply start/stop button 10 are respectively electrically connected to an output circuit of the experiment table 4 in series, the single-phase power supply indicator lamp 6 and the three-phase power supply indicator lamp 7 are respectively electrically connected to an output circuit of the experiment table 4 in parallel, when the single-phase variable frequency adjustable power supply 1 or the three-phase variable frequency adjustable power supply 2 is opened, the warning lamp 11 works, a warning lamp 11 prompts a worker to effectively, and when the single-phase variable frequency adjustable power supply 1 or the three-phase variable frequency adjustable power supply 2 is started, and the three-phase variable frequency adjustable power supply can be started or stopped through the single-phase variable frequency adjustable power supply output terminal 10 and the three-phase electric heater can be simultaneously stopped through the rated voltage control button 10 or the single-phase electric heater or the electric heater output terminal.
Furthermore, the experiment table 4 is formed by assembling, welding and spraying plastics on an iron plate, the experiment table 4 can be connected with 1-3 electric heaters, circuit connectors such as a circuit breaker, a relay and a Hall element are arranged in the experiment table 4, the experiment table 4 is electrically connected with the electric parameter measurement digital display meter 5, the over-temperature button indicator lamp 8, the warning lamp 11 and the aviation socket output terminal 12, a voltage signal or a current signal detected by the Hall is connected with the electric parameter measurement digital display meter 5, and the electric parameter measurement digital display meter 5 can manually call out signals such as displayable voltage, current and power to finish the measurement of electric parameters.
Furthermore, an AC 0-300V and 0-60HZ adjustable power supply is arranged on the single-phase variable frequency adjustable power supply 1, a terminal strip is connected into the test bed after passing through a circuit breaker, and the output of the single-phase variable frequency adjustable power supply 1 is connected into three paths through the parallel connection of the outputs on the terminal strip.
Furthermore, the three-phase variable frequency adjustable power supply 2 is provided with an AC 0-520V and 0-60HZ adjustable power supply, a terminal strip is connected to the inside of the experiment table 4 after passing through a circuit breaker, and the output of the three-phase variable frequency adjustable power supply 2 on the terminal strip is three paths through parallel connection of the outputs.
Further, the DC adjustable power supply 3 is provided with a DC 0-150V adjustable power supply.
Further, the over-temperature button indicator lamp 8 is electrically connected to the electric heater temperature control loop, the over-temperature button indicator lamp 8 is connected to the electric heater temperature control loop through the relay, when the electric heater is in temperature control action due to overhigh temperature, the relay responds to the temperature control action, the over-temperature button indicator lamp 8 turns red, over-temperature alarm occurs when the heater is prompted to perform experiments, and over-temperature faults in the experimental process can be effectively prompted.
When in use: according to the electrical schematic diagram of the electric heater of the BSJCR-1H-1 shown in the attached drawing 3, two paths of power supplies are needed to be connected into the electric heater, namely 110V and 230V 60HZ, only 110V power supply and 230V 60HZ of an aviation socket output terminal 12 are needed to be connected into the electric heater, 110V voltage is regulated through a single frequency conversion adjustable power supply 1, and 230V 60HZ voltage is regulated through a three-phase frequency conversion adjustable power supply 2; starting a single-phase power supply start/stop button 9, turning on a single-phase power supply indicator lamp 6, operating an electric heater fan, starting a three-phase power supply start/stop button 10, turning on a three-phase power supply indicator lamp 7, operating an electric heater heating pipe, changing wind blown out by the fan from cold air to hot air, and at the moment, measuring parameters such as voltage, current, power and the like in a digital display meter 5; when the experiment is completed, the three-phase power supply starting/stopping button 10 is turned off, the three-phase power supply indicator lamp 7 is turned off, and the electric heater heating pipe stops working; and then when the hot air blown by the fan is changed into cold air, the single-phase power supply start/stop button 9 is turned off, the single-phase power supply indicator lamp 6 is turned off, the operation of the electric heater fan is stopped, and the single-phase variable frequency adjustable power supply 1 and the three-phase variable frequency adjustable power supply 2 are turned off to complete the experiment.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides an electric locomotive electric heater experiment is with comprehensive experiment platform, includes single-phase variable frequency adjustable power supply (1), three-phase variable frequency adjustable power supply (2) and direct current adjustable power supply (3), single-phase variable frequency adjustable power supply (1), three-phase variable frequency adjustable power supply (2) and direct current adjustable power supply (3) cable junction have laboratory bench (4), its characterized in that: the intelligent experiment table is characterized in that an electric parameter measurement digital display meter (5), a single-phase power supply indicator lamp (6), a three-phase power supply indicator lamp (7), an over-temperature button indicator lamp (8), a single-phase power supply start/stop button (9), a three-phase power supply start/stop button (10), a warning lamp (11) and an aviation socket output terminal (12) are fixedly arranged on the experiment table (4), the single-phase power supply start/stop button (9) and the three-phase power supply start/stop button (10) are respectively and electrically connected to an output circuit of the experiment table (4) in series, and the single-phase power supply indicator lamp (6) and the three-phase power supply indicator lamp (7) are respectively and electrically connected to the output circuit of the experiment table (4) in parallel, and the warning lamp (11) is electrically connected to the total circuit of the experiment table (4).
2. The comprehensive experiment table for electric heater experiment of electric locomotive according to claim 1, wherein: the experiment table (4) is formed by assembling, welding and spraying plastics on an iron plate, the experiment table (4) is connected with 1-3 electric heaters, a circuit breaker, a relay and a Hall element circuit connecting piece are arranged in the experiment table (4), and the experiment table (4) is electrically connected with an electric power parameter measurement digital display meter (5), an overtemperature button indicator lamp (8), a warning lamp (11) and an aviation socket output terminal (12).
3. The comprehensive experiment table for electric heater experiment of electric locomotive according to claim 1, wherein: an AC 0-300V and 0-60HZ adjustable power supply is arranged on the single-phase variable frequency adjustable power supply (1).
4. The comprehensive experiment table for electric heater experiment of electric locomotive according to claim 1, wherein: an AC 0-520V and 0-60HZ adjustable power supply is arranged on the three-phase variable frequency adjustable power supply (2).
5. The comprehensive experiment table for electric heater experiment of electric locomotive according to claim 1, wherein: the DC adjustable power supply (3) is provided with a DC 0-150V adjustable power supply.
6. The comprehensive experiment table for electric heater experiment of electric locomotive according to claim 2, wherein: the over-temperature button indicator lamp (8) is electrically connected to the electric heater temperature control loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223534506.XU CN219997190U (en) | 2022-12-29 | 2022-12-29 | Comprehensive experiment table for electric locomotive electric heater experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223534506.XU CN219997190U (en) | 2022-12-29 | 2022-12-29 | Comprehensive experiment table for electric locomotive electric heater experiment |
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| Publication Number | Publication Date |
|---|---|
| CN219997190U true CN219997190U (en) | 2023-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223534506.XU Active CN219997190U (en) | 2022-12-29 | 2022-12-29 | Comprehensive experiment table for electric locomotive electric heater experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219997190U (en) |
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2022
- 2022-12-29 CN CN202223534506.XU patent/CN219997190U/en active Active
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