Motor off-line aging test frame device

Abstract

The utility model discloses a motor off-line aging test frame device, which comprises a base, and a plurality of test stations are arranged at the top of the base along a first direction. And a fixed pressing block, a motor driving module and a safety monitoring module are sequentially arranged in each test station in the second direction. The fixing pressing block is used for fixing a first to-be-tested motor and a second to-be-tested motor, the motor driving module comprises a first driving module and a second driving module which are in signal connection with the first to-be-tested motor and the second to-be-tested motor respectively, and the safety monitoring module is used for conducting power-on aging monitoring on the first to-be-tested motor and the second to-be-tested motor. The first to-be-tested motor and the second to-be-tested motor are fixed through the fixed pressing block, it is ensured that the motors cannot shift due to vibration or external force in the testing process, various performance data of the motors can be monitored and recorded through the safety monitoring module, and manual intervention is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor performance test technical field, concretely relates to a motor off -line aging test frame device. BACKGROUND

[0002] At present, after the motor production is completed, the manufacturer will carry out various tests to the motor to guarantee the normal use of the motor after leaving factory. The aging test is used to test the service life of the motor and the aging attenuation in the use process and the like. However, in the prior art, the motor aging test is generally mainly operated by hand, and the operating personnel carries out separate power-on operation to each motor, and judges the aging resistance performance of the motor according to experience. However, the conventional motor aging test has a major technical defect. First, a high voltage needs to be applied to the motor during the aging test, and the hand operation in the aging test process will have a certain degree of safety hazard. Secondly, the hand operation aging test has a higher requirement on the test experience of the operating personnel, and if the aging test time is insufficient, the accurate judgment of the operating personnel on the service life of the motor will be seriously affected. CONTENT OF THE UTILITY MODEL

[0003] In order to overcome the above-mentioned defects, the purpose of the utility model is to provide a motor off-line aging test frame device to solve the problem of inaccurate results caused by manual motor aging test in the background art.

[0004] In order to achieve the above purpose, the utility model adopts the technical scheme of a motor off-line aging test frame device, comprising a base, wherein:

[0005] The top of the base is provided with a plurality of test stations along a first direction. Each test station is provided with a fixed pressing block, a motor drive module and a safety monitoring module, and the fixed pressing block, the motor drive module and the safety monitoring module are sequentially arranged along a second direction.

[0006] The fixed pressing block is used for fixing a first to-be-tested motor and a second to-be-tested motor, the motor drive module comprises a first drive module and a second drive module, and is respectively connected with the first to-be-tested motor and the second to-be-tested motor, the safety monitoring module is used for power-on aging monitoring of the first to-be-tested motor and the second to-be-tested motor, and the first direction is perpendicular to the second direction.

[0007] The motor offline aging test rack device provided by the utility model, through setting the fixed pressing block to fix the first motor to be tested and the second motor to be tested, ensures that displacement does not occur in the test process due to vibration or external force. In addition, the safety monitoring module with the automatic control and data acquisition system is equipped in the scheme, various performance data of the motor can be monitored and recorded, manual intervention is reduced, through long-time aging test, problems that can occur in the use process of the motor can be found in advance, product quality and reliability are improved, and the test demand of different types of motors can also be adjusted, the motor of various specifications and models is suitable, meanwhile, the scheme can test multiple motors to be tested at the same time, test efficiency is greatly improved, and the test period is shortened.

[0008] In some embodiments, the motor offline aging test rack device further comprises an electric control cabinet, the electric control cabinet is arranged below the base along a third direction, a front cabinet door is arranged on one side along the second direction, and a heat dissipation fan and a dustproof heat dissipation protective cover are arranged on both sides along the first direction. The dustproof heat dissipation protective cover is arranged on the heat dissipation fan, and the first direction, the second direction and the third direction are perpendicular to each other.

[0009] By adopting the above technical scheme, the heat dissipation fan and the dustproof heat dissipation protective cover arranged on both sides along the first direction can form a good air circulation path, improve the heat dissipation efficiency, prevent dust and other impurities from entering the electric control cabinet, and reduce damage to electrical elements. The design of the front cabinet door enables maintenance personnel to conveniently check and maintain the inside of the electric control cabinet.

[0010] In some embodiments, the fixed pressing block comprises a fixed plate, a fixed block, an elastic telescopic piece and a connecting block. The fixed plate extends along the first direction and is arranged at one end of the test station along the second direction. The connecting block is arranged at intervals with the fixed plate along the second direction, the elastic telescopic piece can elastically extend and contract along the second direction, the fixed block is arranged on the side of the connecting block away from the fixed plate and is connected with the connecting block through the elastic telescopic piece, and is used for driving the connecting block and the fixed plate to elastically abut or separate.

[0011] By adopting the above technical scheme, the connecting block and the fixed plate can be quickly elastically abutted or separated through the driving of the elastic telescopic piece, and the installation and disassembly process of the motor is simplified. The use of the elastic telescopic piece provides a certain elasticity and adjustment space, can adapt to motors of different sizes, and increases the applicability of the test station.

[0012] In some embodiments, along the second direction, one side of the connecting block facing the fixing plate and one side of the fixing plate facing the connecting block are both provided with a fixing groove. The fixing groove is provided through along a third direction, for clamping and fixing the first motor to be tested and the second motor to be tested when the connecting block and the fixing plate elastically abut.

[0013] By using the above technical solution, the design of the fixing groove can ensure the accurate positioning of the motor on the test station, improve the accuracy and consistency of assembly, and the design of the groove makes the motor mounting and dismounting process more convenient and fast, which can improve the production efficiency, and in the process of motor operation, the fixing groove can reduce the vibration of the motor, improve the accuracy of the test.

[0014] In some embodiments, the test station is further provided with a cooling fin, and the cooling fin is respectively arranged at the bottom of the motor driving module and the bottom of the safety monitoring module.

[0015] By using the above technical solution, the addition of the cooling fin significantly increases the heat dissipation area, improves the efficiency of heat transfer to the environment, prevents the motor driving module and the safety monitoring module from performance degradation due to overheating, and helps to maintain the temperature stability of the motor driving module and the safety monitoring module.

[0016] In some embodiments, the inside of the electric control cabinet is provided with a plurality of switching power supplies, a control system switching power supply, a circuit breaker, an intermediate relay combination, and a terminal relay. The plurality of switching power supplies are electrically connected one by one with the plurality of test stations for providing test power. The safety monitoring module is signal connected with the plurality of switching power supplies for shutting off the switching power supply in time when an abnormality is monitored.

[0017] By using the above technical solution, the plurality of switching power supplies are electrically connected one by one with the test stations, which can ensure that each test station has a dedicated power supply, thereby improving the overall work efficiency and the accuracy of the test.

[0018] In some embodiments, the inside of the electric control cabinet is further provided with an offline control card system and a Scanner-Adaptor module. The offline control card system is used for communication with the host computer for programming and executing motor aging test programs. The Scanner-Adaptor module is used for expanding the offline aging test program instructions given by the offline control card system.

[0019] By using the above technical solution, the host computer programs the offline control card system to execute the motor aging operation trajectory scheme, sets the offline use state, and the offline control card system can independently execute the aging test program offline. The Scanner-Adaptor module expands the offline aging test program instructions given by the offline control card system.

[0020] In some embodiments, the front cabinet door is provided with a power indicator switch with a light, a safety emergency stop switch, and a plurality of test station light switches. The power indicator switch with a light is used for live display, and the plurality of test station light switches are electrically connected one-to-one with the plurality of test stations.

[0021] With the above technical solution, the safety emergency stop switch can quickly cut off the power supply in an emergency, ensuring the safety of personnel and equipment. Each test station has a corresponding light switch, which can individually control the power supply of each station, improving the flexibility and convenience of operation.

[0022] In some embodiments, the base, the fixed plate and the connecting block are made of POM plastic.

[0023] With the above technical solution, POM plastic has a lower density, which can reduce the weight of the overall structure. POM has good electrical insulation, which is suitable for use in electrical control cabinets to reduce the risk of electrical short circuit and failure.

[0024] In some embodiments, the motor off-line aging test rack device further comprises a transparent dustproof protective cover, which is arranged on the top of the base and used for enclosing and protecting the plurality of test stations.

[0025] With the above technical solution, the transparent material allows the operator to observe the test status of the internal motor without opening the protective cover, facilitating real-time monitoring, while effectively preventing dust and other impurities from entering the test station, protecting the motor and test equipment from contamination. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 Figure 1 is a perspective view of an embodiment of the motor off-line aging test rack device of the present application;

[0027] Figure 2 Figure 1 is a perspective view of an embodiment of the motor off-line aging test rack device of the present application;

[0028] Figure 3 Figure 1 is a perspective view of an embodiment of the motor off-line aging test rack device of the present application;

[0029] In the drawings:

[0030] 1, transparent dustproof protective cover; 2, base; 3, electric control cabinet; 4, power indicator switch with light; 5, safety emergency stop switch; 6, first test station light switch; 7, second test station light switch; 8, third test station light switch; 9, fourth test station light switch; 10, front electric cabinet door; 11, dustproof heat dissipation protective cover; 12, heat dissipation fan; 13, first test station; 14, second test station; 15, third test station; 16, fourth test station; 17, first test station switch power supply; 18, second test station switch power supply; 19, third test station switch power supply; 20, fourth test station switch power supply; 21, offline control card system; 22, Scanner-Adaptor module; 23, control system switch power supply; 24, circuit breaker; 25, filter; 26, intermediate relay combination; 27, terminal relay; 28, safety monitoring module; 29, drive module; 30, first drive module; 31, second drive module; 32, fixed block; 320, fixed plate; 321, fixed block; 322, elastic telescopic piece; 323, connecting block; 33, first motor to be tested; 34, second motor to be tested; 35, heat dissipation fin. DETAILED DESCRIPTION

[0031] The advantages and features of the present application will be better understood by the preferred embodiments of the present application described below in conjunction with the accompanying drawings, so that the scope of protection of the present application can be more clearly defined.

[0032] The advantages and effects of the present application can be easily understood by those skilled in the art from the contents disclosed in the present specification.

[0033] It should be understood that, in the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the present application is used, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only used for differentiation in description, and cannot be understood as indicating or implying relative importance. The terms "horizontal", "vertical", "overhanging" and the like do not mean that the parts must be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0034] In the description of the utility model, need explanation further, unless another explicit provision and limitation, term "arrangement", "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be direct connection, also can be indirectly connected through intermediate medium, can be two element internal communication. For ordinary skilled in the art, can understand the concrete meaning of above-mentioned term in the utility model with specific circumstances.

[0035] In the description of the present application, it should be understood that the orientation words such as "front, back, up, down, left, right", "transverse, vertical, perpendicular, horizontal" and "top, bottom" and the like indicated orientation or position relationship is generally based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, in the absence of the opposite statement, these orientation words do not indicate and imply that the device or element indicated must have a particular orientation or be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the scope of protection of the present application; The orientation words "inner, outer" refer to the inner and outer of the contour of each component itself.

[0036] Reference Figures 1 to 3 , Figure 1 A perspective view of a motor off-line aging test rack device is shown in the embodiment of the utility model; Figure 2 A perspective view of a motor off-line aging test rack device is shown in the embodiment of the utility model; Figure 2 A perspective view of a motor off-line aging test rack device is shown in the embodiment of the utility model.

[0037] Specifically, in order to facilitate the respective multiple test stations, the first test station 13, the second test station 14, the third test station 15, the fourth test station 16, and the corresponding first test station switching power supply 17, the second test station switching power supply 18, the third test station switching power supply 19, the fourth test station switching power supply 20, the first test station lamp switch 6, the second test station lamp switch 7, the third test station lamp switch 8, and the fourth test station lamp switch 9 are described.

[0038] As Figures 1 to 3 The technical scheme provided by the present application is a motor off-line aging test rack device, comprising a base 2, wherein:

[0039] The top of the base 2 is along the first direction (X) Figure 1(As shown in the X direction) There are four testing stations: a first testing station 13, a second testing station 14, a third testing station 15, and a fourth testing station 16. Each testing station is equipped with a fixed pressure block 32, a motor drive module 29, and a safety monitoring module 28. The fixed pressure block 32, the motor drive module 29, and the safety monitoring module 28 are arranged along the second direction (…). Figure 1 Set them sequentially (as shown in the Y direction).

[0040] The fixing block 32 is used to fix the first motor under test 33 and the second motor under test 34. The motor drive module 29 includes a first drive module 30 and a second drive module 31, which are respectively connected to the first motor under test 33 and the second motor under test 34. The safety monitoring module 28 is used to perform power-on aging monitoring on the first motor under test 33 and the second motor under test 34, with the first direction perpendicular to the second direction.

[0041] The offline aging test rack device for motors provided in this application uses a fixing block 32 to fix the first test motor 33 and the second test motor 34, ensuring that they will not shift due to vibration or external force during the test. Furthermore, this solution is equipped with a safety monitoring module 28 with an automated control and data acquisition system, capable of monitoring and recording various performance data of the motor, reducing manual intervention. The monitoring targets include at least the motor's output power, output current, and motor temperature. Through long-term aging tests, potential problems during motor use can be detected in advance, improving product quality and reliability. The device can also be adjusted according to the testing requirements of different types of motors, making it suitable for various specifications and models of motors. Simultaneously, the solution can test multiple test motors, greatly improving testing efficiency and shortening the testing cycle.

[0042] In some embodiments, reference Figures 1 to 3 Electrical control cabinet 3 along the third direction ( Figure 1 (As shown in the Z direction) It is located below the base 2, with a front electrical cabinet door 10 on one side along the second direction, and cooling fans 12 and dustproof and heat dissipation protective covers 11 on both sides along the first direction. The dustproof and heat dissipation protective covers 11 cover the cooling fans 12, and the first, second and third directions are perpendicular to each other.

[0043] For example, the cooling fans 12 and dustproof heat dissipation protective covers 11 provided on both sides along the first direction can form a good air circulation path, improve heat dissipation efficiency, and prevent dust and other impurities from entering the electrical control cabinet 3, reducing damage to electrical components. The design of the front cabinet door 10 allows maintenance personnel to easily perform inspection and maintenance work inside the electrical control cabinet 3.

[0044] In some embodiments, reference Figures 1 to 3The fixed block 32 includes a fixed plate 320, a fixed block 321, an elastic telescopic member 322, and a connecting block 323. The fixed plate 320 extends along a first direction and is arranged at one end of the test station along a second direction. The connecting block 323 is arranged at a position spaced apart from the fixed plate 320 along the second direction. The elastic telescopic member 322 is capable of elastic telescoping along the second direction. The fixed block 321 is arranged at a side of the connecting block 323 away from the fixed plate 320 and is connected to the connecting block 323 through the elastic telescopic member 322, and is used to drive the connecting block 323 to elastically abut or separate from the fixed plate 320.

[0045] Exemplarily, through the driving of the elastic telescopic member 322, the connecting block 323 and the fixed plate 320 can be quickly elastically abutted or separated, simplifying the installation and disassembly process of the motor. The use of the elastic telescopic member 322 provides a certain elasticity and adjustment space, which can adapt to motors of different sizes, increasing the applicability of the test station.

[0046] In some embodiments, referring to Figures 1 to 3 Along the second direction, one side of the connecting block 323 facing the fixed plate 320 and one side of the fixed plate 320 facing the connecting block 323 are both correspondingly provided with a fixed groove. The fixed groove is arranged through along a third direction, and is used to clamp and fix the first motor to be tested 33 and the second motor to be tested 34 when the connecting block 323 elastically abuts against the fixed plate 320.

[0047] Exemplarily, the design of the fixed groove can ensure the accurate positioning of the motor on the test station, improve the accuracy and consistency of assembly, and at the same time, the design of the groove makes the motor installation and disassembly process more convenient and fast, which can improve the production efficiency, and in the process of motor operation, the fixed groove can reduce the vibration of the motor, improve the accuracy of the test.

[0048] In some embodiments, referring to Figures 1 to 3 The test station is also provided with a cooling fin 35, which is arranged at the bottom of the motor driving module 29 and the bottom of the safety monitoring module 28, respectively.

[0049] Exemplarily, the addition of the cooling fin 35 significantly increases the heat dissipation area, improves the efficiency of heat transfer to the environment, prevents the performance of the motor driving module 29 and the safety monitoring module 28 from being reduced due to overheating, and helps to keep the temperature of the motor driving module 29 and the safety monitoring module 28 stable.

[0050] In some embodiments, referring to Figures 1 to 3The inside of the electric control cabinet 3 is provided with a first test station switching power supply 17, a second test station switching power supply 18, a third test station switching power supply 19, a fourth test station switching power supply 20, a control system switching power supply 23, a circuit breaker 24, an intermediate relay combination 26, and a terminal relay 27. The plurality of switching power supplies are electrically connected one-to-one with the plurality of test stations for providing test power supply. A safety monitoring module 28 is signal connected with the plurality of switching power supplies for monitoring and shutting off the switching power supply in time when an abnormality occurs.

[0051] Exemplarily, the plurality of switching power supplies are electrically connected one-to-one with the test stations, which can ensure that each test station has a dedicated power supply, thereby improving the overall work efficiency and test accuracy. Moreover, the plurality of electrical components are integrated in the electric control cabinet 3, which saves space and facilitates unified management and monitoring.

[0052] In some embodiments, with reference to Figures 1 to 3 The inside of the electric control cabinet 3 is further provided with an offline control card system 21 and a Scanner-Adaptor module 22. The offline control card system 21 is used for communication with the upper computer for programming and executing motor aging test programs. The Scanner-Adaptor module 22 is used for expanding the offline aging test program instructions given by the offline control card system 21.

[0053] Exemplarily, the offline control card system 21 is programmed and executed by the upper computer to perform motor aging operation trajectory scheme, and the offline use state is set. The offline control card system 21 can independently execute the aging test program offline. The Scanner-Adaptor module 22 expands the offline aging test program instructions given by the offline control card system 21. In the present embodiment, the Scanner-Adaptor module 22 expands four digits. In actual application, more expansion digits can be obtained according to the application scenario.

[0054] In some embodiments, with reference to Figures 1 to 3 The front cabinet door 10 is provided with a lamp power indication switch 4, a safety emergency stop switch 5, a first test station lamp switch 6, a second test station lamp switch 7, a third test station lamp switch 8, and a fourth test station lamp switch 9 at intervals. The lamp power indication switch 4 is used for live display, and the plurality of test station lamp switches are electrically connected one-to-one with the plurality of test stations.

[0055] Exemplarily, the lamp power indication switch 4 can directly display the power state, so that the operator can quickly identify whether the electric control cabinet 3 has been powered on. The safety emergency stop switch 5 can quickly cut off the power supply in an emergency to ensure the safety of personnel and equipment. Each test station has a corresponding lamp switch, which can individually control the power supply of each station, improving the flexibility and convenience of operation.

[0056] In some embodiments, with reference to Figures 1 to 3 The base 2, the fixing plate 320 and the connecting block 323 are all made of POM plastic.

[0057] Exemplarily, POM plastic has a low density, which can reduce the weight of the overall structure, and POM has good electrical insulation, which is suitable for use inside the electrical control cabinet, reducing the risk of electrical short circuit and failure.

[0058] In some embodiments, with reference to Figures 1 to 3 The motor offline aging test rack device further comprises a transparent dustproof protective cover 1, which is arranged on the top of the base 2 and used for enclosing and protecting the plurality of test stations.

[0059] Exemplarily, the transparent material allows the operator to observe the test status of the internal motor without opening the transparent dustproof protective cover 1, facilitating real-time monitoring, while effectively preventing dust and other impurities from entering the test station, protecting the motor and the test equipment from contamination.

[0060] The above embodiments are only for illustrating the technical concept and characteristics of the utility model, the purpose is to let the person who is familiar with this technology understand the content of the utility model and implement it, and it cannot limit the protection scope of the utility model, any equivalent change or modification according to the spirit and essence of the utility model should be covered in the protection scope of the utility model.

Claims

1. An electrical machine off-line burn-in rack apparatus, characterized by, The base comprises a base, wherein: The top of the base is provided with a plurality of test stations along a first direction; each of the test stations is provided with a fixed pressing block, a motor drive module and a safety monitoring module, which are sequentially arranged along a second direction; The fixed pressing block is used to fix the first and second motors to be tested, the motor drive module includes a first and a second drive module, which are respectively connected with the first and second motors to be tested, and the safety monitoring module is used to monitor the power aging of the first and second motors to be tested, and the first direction is perpendicular to the second direction.

2. The motor off-line burn-in rack apparatus of claim 1, wherein, It also includes an electric control cabinet, which is arranged below the base along a third direction, and is provided with a front cabinet door along one side of the second direction, and is provided with a cooling fan and a dustproof cooling protection cover along both sides of the first direction; the dustproof cooling protection cover is arranged on the cooling fan, and the first direction, the second direction and the third direction are perpendicular to each other.

3. The motor off-line burn-in rack apparatus of claim 1, wherein, The fixed pressing block includes a fixed plate, a fixed block, an elastic expansion piece and a connecting block; the fixed plate extends along the first direction and is arranged at one end of the test station along the second direction; the connecting block is arranged at intervals with the fixed plate along the second direction, the elastic expansion piece can elastically expand along the second direction, and the fixed block is arranged on the side of the connecting block away from the fixed plate and connected with the connecting block through the elastic expansion piece, used to drive the elastic abutment or separation of the connecting block and the fixed plate.

4. The motor off-line burn-in rack apparatus of claim 3, wherein, Along the second direction, one side of the connecting block facing the fixed plate and one side of the fixed plate facing the connecting block are both provided with a fixed groove; the fixed groove is arranged through along a third direction, used to clamp and fix the first and second motors to be tested when the connecting block and the fixed plate are elastically abutted.

5. The motor off-line burn-in rack apparatus of claim 1, wherein, The test station is also provided with a cooling fin, which is arranged at the bottom of the motor drive module and the bottom of the safety monitoring module respectively.

6. The motor off-line burn-in rack apparatus of claim 2, wherein, The inside of the electric control cabinet is provided with a plurality of switching power supplies, a control system switching power supply, a circuit breaker, an intermediate relay combination and a terminal relay; the plurality of switching power supplies are electrically connected with the plurality of test stations one by one, used to provide test power supply; the safety monitoring module is signal connected with the plurality of switching power supplies, used to monitor and shut off the switching power supply in time when abnormality occurs.

7. The motor off-line burn-in rack apparatus of claim 6 wherein, The inside of the electric control cabinet is also provided with an offline control card system and a Scanner-Adaptor module, the offline control card system is used to communicate with the host computer for programming and execute motor aging test program; the Scanner-Adaptor module is used to expand the offline aging test program instruction given by the offline control card system.

8. The motor off-line burn-in rack apparatus of claim 2, wherein, The front cabinet door is provided with a light power indication switch, a safety emergency stop switch and a plurality of test station light switches at intervals; the light power indication switch is used for live display, and the plurality of test station light switches are electrically connected with the plurality of test stations one by one.

9. The motor off-line burn-in rack apparatus of claim 3, wherein, The base, the fixing plate and the connecting block are made of POM plastic.

10. The motor off-line burn-in rack apparatus of claim 1, wherein, A transparent dustproof cover is further included, which is arranged on the top of the base and used for closing and protecting the test stations.

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