Thermometer support for temperature rise test of motor

Abstract

The utility model provides a motor temperature rise test thermometer support which comprises a main frame and a placing box, a placing cavity is arranged in the placing box, the inner wall of one side of the placing cavity is communicated with the outside to form a measuring hole, and the port of the measuring hole faces a motor located in the main frame; the bottom end of the placing cavity is slidably connected with a placing block, and the placing block is recessed inwards to form a placing groove suitable for placing a thermometer. A clamping device is arranged on the placing block; the adjusting handle is used for controlling the thermometer to be close to or away from the motor. The main frame and the placing box are arranged to stably place the thermometer for measuring the motor, and the adjusting handle is used for indirect operation, so that an operator is prevented from being scalded by directly contacting with the motor, interference of external factors on the thermometer is also prevented, multi-point detection can be stably and safely carried out on the motor, and the detection efficiency is improved. And the safety and the accuracy of detection are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of test and detection, in particular to a thermometer bracket for a motor temperature rise test. Background Art

[0002] According to the temperature rise test in Article 17 of the mandatory certification type test standard GB / T 12350-2022 "Safety Requirements for Small Power Motors", at the end of the temperature rise test, the temperature of the cooling medium can be measured by several thermometers distributed around the motor. However, since the surrounding environment of the motor is relatively hot when the motor is undergoing a temperature rise test, it is easy for operators to seek convenience and not conduct long-term accurate multi-point testing during testing, resulting in distorted test results, and there is a risk of burns to operators if they are close to the hot motor.

[0003] In view of this, the applicant filed this application after studying the existing technology. Utility Model Content

[0004] The utility model provides a thermometer bracket for a motor temperature rise test, aiming to improve at least one of the above technical problems.

[0005] In order to solve the above technical problems, the utility model provides a thermometer bracket for a motor temperature rise test, comprising a main frame in the shape of a rectangular parallelepiped, the inner side of the main frame is used for placing the motor to be tested, and also comprising a plurality of placement boxes arranged on the main frame, the placement box is provided with a placement cavity inside, the inner wall of one side of the placement cavity is connected to the outside to form a measuring hole, and the port of the measuring hole faces the motor; a placement block is slidably connected to the bottom end of the placement cavity, and the placement block is concave to form a placement groove suitable for placing the thermometer; a clamping device is arranged on the placement block; and also comprises an adjusting handle, the adjusting handle is threadedly connected to the placement box, the handle end of the adjusting handle is located outside the placement box, and the axial end end of the adjusting handle is connected to the placement block.

[0006] As a further optimization, the clamping device includes multiple clips, a first magnetic attraction part and a second magnetic attraction part; the first magnetic attraction part is arranged on one side of the upper end of the placement block; one end of the clip is hingedly arranged on the other side of the upper end of the placement block, and the other end is fixed with the second magnetic attraction part, and the clip is bent to have a recessed part.

[0007] As a further optimization, a gasket is provided on the inner wall of the recessed portion.

[0008] As a further optimization, a slide groove is provided at the bottom end of the placement cavity, and the placement block is slidably connected to the slide groove.

[0009] As a further optimization, a top block is arranged at the upper end of the placement block, a placement hole is arranged at one end of the top block close to the placement groove, and the placement hole is arranged coaxially with the measuring hole.

[0010] As a further optimization, an observation panel is hingedly provided on the upper end of the placement box.

[0011] As a further optimization, the main frame includes multiple support columns, multiple sliding rods and multiple connecting frames, the sliding rods are slidably connected between two support columns, the connecting frames are installed on the sliding rods, and the placement box is fixedly connected to the connecting frames.

[0012] As a further optimization, it also includes a tightening knob, which is rotatably connected to the connecting frame, and the end of the tightening knob passes through the connecting frame and abuts against the sliding rod.

[0013] By adopting the above technical solution, the utility model can achieve the following technical effects:

[0014] The present application provides a thermometer support for temperature rise test of electric motor, including a main frame and a placement box, wherein a placement cavity is arranged inside the placement box, and an inner wall of one side of the placement cavity is connected to the outside to form a measuring hole, and the port of the measuring hole faces the electric motor located in the main frame; a placement block is slidably connected to the bottom end of the placement cavity, and a placement groove suitable for placing a thermometer is formed on the placement block; a clamping device is arranged on the placement block; and an adjustment handle is also included for controlling the thermometer to approach or move away from the electric motor. The thermometer used to measure the electric motor is stably placed by arranging the main frame and the placement box, and the adjustment handle is used for indirect operation, so as to avoid the operator from being burned by direct contact with the electric motor, and to prevent external factors from interfering with the thermometer, so as to stably and safely perform multi-point detection on the electric motor, and ensure the safety and accuracy of the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a top view of the overall structure of a thermometer bracket for a motor temperature rise test according to the utility model;

[0017] Figure 2 This is a front view of a thermometer bracket for a motor temperature rise test according to the utility model;

[0018] Figure 3It is a partial cross-sectional structural schematic diagram of the placement box of the utility model;

[0019] Figure 4 It is a schematic diagram of the cross-sectional structure of the clamping device of the utility model;

[0020] Markings in the figure: 1. Main frame; 2. Placement box; 3. Support column; 4. Slide rod; 5. Connecting frame; 6. Motor; 7. Placement cavity; 8. Measuring hole; 9. Placement block; 10. Placement slot; 11. Adjustment handle; 12. Clamping device; 13. Clip; 14. First magnetic attraction part; 15. Second magnetic attraction part; 16. Recessed part; 17. Gasket; 18. Slide slot; 19. Top block; 20. Placement hole; 21. Spring; 22. Thermometer; 23. Observation plate; 24. Tightening knob. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the implementation mode of the utility model clearer, the technical scheme in the implementation mode of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation mode of the utility model. Obviously, the described implementation mode is a part of the implementation mode of the utility model, not all of the implementation modes. Based on the implementation mode in the utility model, all other implementation modes obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the implementation mode of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected implementation mode of the utility model. Based on the implementation mode in the utility model, all other implementation modes obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] Depend on Figures 1 to 4As shown, an embodiment of the utility model provides a thermometer bracket for a motor temperature rise test, including a main frame 1 in the shape of a rectangular parallelepiped, the main frame 1 including multiple support columns 3, multiple sliding rods 4 and multiple connecting frames 5, and also including multiple placement boxes 2 arranged on the main frame 1, wherein four support columns 3 are located at four corners. In this embodiment, two sliding rods 4 are slidably connected between two support columns 3, thereby surrounding the motor 6 to be tested in the middle, and according to the requirements of the detection points, multiple connecting frames 5 can be installed on the same sliding rod 4, and the placement box 2 is fixedly connected to the connecting frame 5. The placing box 2 is provided with a placing cavity 7 inside, and the inner wall of one side of the placing cavity 7 is connected to the outside to form a measuring hole 8, and the port of the measuring hole 8 faces the motor 6; the bottom end of the placing cavity 7 is slidably connected with a placing block 9, and the placing block 9 is concave to form a placing groove 10 suitable for placing the thermometer 22; the placing block 9 is provided with a clamping device 12; and it also includes an adjusting handle 11, which is threadedly connected to the placing box 2, and the handle end of the adjusting handle 11 is located outside the placing box 2, and the axial end of the adjusting handle 11 is connected to the placing block 9, and a bearing can be provided between the axial end and the placing block 9 for connection. When measuring, the main frame 1 is set on the outer periphery of the motor 6, and after the placing box 2 is set according to the detection point, the thermometer 22 for the test is placed in the placing groove 10, and fixed by the clamping device 12, and then the handle end of the adjusting handle 11 is rotated to push the placing block 9 to move, thereby driving the detection end of the thermometer 22 to approach the surface of the motor 6 for measurement. Among them, a ruler can also be set on the placing box 2 to record the moving distance. By setting up the main frame 1 and the placement box 2 for detection, not only can different types of motors 6 be measured, but also detection points can be set according to different needs, and multi-point long-term detection can be stably performed. At the same time, when operating, the operator only needs to operate the adjustment handle 11, and does not need to get too close to the motor 6 to feel the heat, and can also avoid burns.

[0023] Preferably, the clamping device 12 includes a plurality of clips 13, a first magnetic attraction portion 14 and a second magnetic attraction portion 15; the first magnetic attraction portion 14 is arranged on one side of the upper end of the placement block 9; one end of the clip 13 is hingedly arranged on the other side of the upper end of the placement block 9, and the other end is fixedly provided with the second magnetic attraction portion 15, and the clip 13 is bent to provide a recessed portion 16. When installing the thermometer 22, it is only necessary to open the end of the clip 13 with the second magnetic attraction portion 15, and then after placing the thermometer 22 into the placement slot 10, close the clip 13 to allow the second magnetic attraction portion 15 to attract the first magnetic attraction portion 14, so that the measurement can be performed more stably, and the clamping process is very convenient.

[0024] Among them, the recessed portion 16 and the placement groove 10 together form a shape suitable for placing the thermometer 22, and a gasket 17 is arranged on the inner wall of the recessed portion 16, so that the thermometer 22 can be stably clamped and protected at the same time to avoid scratching the thermometer 22 when taking and placing. Furthermore, a gasket 17 can also be arranged in the placement groove 10.

[0025] Preferably, a slide groove 18 is provided at the bottom end of the placement cavity 7, and the placement block 9 is slidably connected to the slide groove 18. By providing the slide groove 18, the placement block 9 can be stably guided, so that the detection end of the thermometer 22 is close to or away from the surface of the motor 6.

[0026] Preferably, a top block 19 is provided at the upper end of the placement block 9, and a placement hole 20 is provided at one end of the top block 19 close to the placement slot 10, and the placement hole 20 is coaxially arranged with the measuring hole 8. By setting the top block 19 to be able to abut against the thermometer 22, it is supported to a certain extent. As an implementation method, a spring 21 and an LED induction warning light 22 can be set in the placement hole 20. When the thermometer 22 is in excessive contact with the surface of the motor 6, the LED light will be triggered to avoid damage due to excessive contact and affect the accuracy of the thermometer 22. The specific method will not be described in detail here.

[0027] Preferably, an observation plate 23 is hingedly provided at the upper end of the placement box 2. By providing a transparent observation plate 23, after placing the thermometer 22, the observation operation can be performed by covering the observation plate 23 to isolate the external environment. Among them, an isolation plate can be placed above the main frame 1 to further avoid interference from the external environment.

[0028] In order to adjust the position of the placement box 2, a tightening knob 24 is also included. The tightening knob 24 is rotatably connected to the connecting frame 5, and the end of the tightening knob 24 passes through the connecting frame 5 and abuts against the slide bar 4. The position of the connecting frame 5 on the slide bar 4 can be adjusted by loosening and tightening the tightening knob 24, and the slide bar 4 and the support column 3 can also be adjusted up and down in the same way, thereby adjusting the detection point.

[0029] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A thermometer bracket for a motor temperature rise test, comprising a main frame in the shape of a rectangular parallelepiped, wherein the inner side of the main frame is used to place the motor to be tested, characterized in that: It also includes a plurality of placement boxes arranged on the main frame, wherein a placement cavity is arranged inside the placement box, an inner wall of one side of the placement cavity is connected to the outside to form a measuring hole, and the port of the measuring hole faces the motor; a placement block is slidably connected to the bottom end of the placement cavity, and a placement groove suitable for placing a thermometer is formed on the placement block; a clamping device is arranged on the placement block; and it also includes an adjusting handle, which is threadedly connected to the placement box, the handle end of the adjusting handle is located outside the placement box, and the axial end end of the adjusting handle is connected to the placement block.

2. The electric motor temperature rise test thermometer bracket according to claim 1 is characterized in that The clamping device includes a plurality of clips, a first magnetic attraction portion and a second magnetic attraction portion; the first magnetic attraction portion is arranged on one side of the upper end of the placement block; one end of the clip is hingedly arranged on the other side of the upper end of the placement block, and the other end is fixed with the second magnetic attraction portion, and the clip is bent to have a recessed portion.

3. The electric motor temperature rise test thermometer bracket according to claim 2 is characterized in that , a gasket is arranged on the inner wall of the recessed portion.

4. The electric motor temperature rise test thermometer bracket according to claim 1 is characterized in that A slide groove is arranged at the bottom end of the placement cavity, and the placement block is slidably connected to the slide groove.

5. The electric motor temperature rise test thermometer bracket according to claim 1 is characterized in that A top block is arranged at the upper end of the placement block, and a placement hole is arranged at one end of the top block close to the placement groove, and the placement hole is arranged coaxially with the measuring hole.

6. The electric motor temperature rise test thermometer bracket according to claim 1 is characterized in that An observation plate is hingedly provided at the upper end of the placement box.

7. The electric motor temperature rise test thermometer bracket according to claim 1 is characterized in that The main frame includes a plurality of support columns, a plurality of sliding rods and a plurality of connecting frames. The sliding rods are slidably connected between two support columns. The connecting frames are installed on the sliding rods. The placement box is fixedly connected to the connecting frames.

8. The electric motor temperature rise test thermometer bracket according to claim 7 is characterized in that , also includes a fastening knob, which is rotatably connected to the connecting frame, and the end of the fastening knob passes through the connecting frame and abuts against the sliding rod.

Images