CN219695375U - Temperature rise testing device for motor winding - Google Patents
Temperature rise testing device for motor winding Download PDFInfo
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- CN219695375U CN219695375U CN202223469060.7U CN202223469060U CN219695375U CN 219695375 U CN219695375 U CN 219695375U CN 202223469060 U CN202223469060 U CN 202223469060U CN 219695375 U CN219695375 U CN 219695375U
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- 238000012360 testing method Methods 0.000 title claims abstract description 92
- 238000004804 winding Methods 0.000 title claims abstract description 48
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 239000003973 paint Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 238000013459 approach Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a temperature rise testing device for a motor winding, which comprises a testing device body, wherein a flip cover is arranged on one side of the upper end surface of the testing device body, the flip cover is connected with the testing device body through a rotating shaft, and a digital display screen is arranged at the middle position of the front end surface of the flip cover; the middle position of the inner wall of the lower end of the testing device body is fixedly provided with a heat-proof electricity-isolating bottom plate, and an arc-shaped clamping plate A fixedly connected with the inner wall of the testing device body is arranged on the upper end face of the heat-proof electricity-isolating bottom plate and close to the rear end face. The utility model can automatically fix the motor winding arranged between the arc clamping plate A and the arc clamping plate B, and in the process of fixing the motor winding, the thermocouple thermometer automatically approaches the motor winding, compared with the original manual fixing mode, the operation mode is simpler and more convenient, and the thermocouple thermometer does not need to be manually moved to the side of the motor winding after the motor winding is fixed.
Description
Technical Field
The utility model relates to the technical field of testing devices, in particular to a temperature rise testing device for a motor winding.
Background
The motor winding is formed by coils connected together in different modes, is also commonly called an armature winding, plays a key and pivotal role in the process of mutually converting mechanical energy and electric energy of the motor, and generates electromotive force, such as a rotor in a direct current generator and a stator in an alternating current generator; the armature windings of the motor generate electromagnetic forces, such as the rotor in a DC motor; in ac motors such as synchronous motors and induction motors, the armature winding is located on a stationary stator, which is more commonly referred to herein as the stator winding; in a direct current motor, an armature winding is positioned on a rotating rotor, and when the rotor rotates, current is input into the armature winding in a rotating state through a dynamic mechanical contact mode;
in order to ensure the quality of the product, before the motor is shipped, a temperature rise test device is generally required to be used for carrying out temperature rise test on the motor, and a device capable of testing the motor winding is the temperature rise test device for the motor winding.
In the existing temperature rise test device with the application number of CN202020036136.9, in order to put a motor winding into the test device, a circular through hole penetrating through the shell of the test device is formed in the rear end face of the test device, the test device cannot be closed, objects placed in the test device can fall off from the test device under the influence of vibration, external foreign matters can easily enter the device through the test device, if a water source enters the test device, short circuits can be caused in an internal circuit, the safety is low, the motor winding is required to be manually fixed when the temperature rise test device is used, and after the manual fixing is completed, the distance between a thermocouple thermometer and the fixed motor winding is required to be manually adjusted, so that the thermocouple thermometer is close to the motor winding, and the process is complex to operate; therefore, the existing requirements are not met, and for this reason we propose a temperature rise testing device for motor windings.
Disclosure of Invention
The utility model aims to provide a temperature rise testing device for a motor winding, which is used for solving the problems that in the temperature rise testing device with the application number of CN202020036136.9 in the background technology, in order to put the motor winding into the testing device, a circular through hole penetrating through the shell of the testing device is formed in the rear end face of the testing device and cannot be closed, an object placed in the testing device possibly falls from the testing device under the influence of vibration, external foreign matters can easily enter the device through the testing device, if a water source enters the testing device, short circuits can be caused in an internal circuit, the safety is low, the motor winding needs to be manually fixed when the temperature rise testing device is used, and after the manual fixing is completed, the distance between a thermocouple thermometer and the fixed motor winding needs to be manually adjusted, so that the thermocouple thermometer is close to the motor winding, the process operation is complicated, and the like.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the temperature rise testing device for the motor winding comprises a testing device body, wherein a flip cover is arranged on one side of the upper end face of the testing device body, the flip cover is connected with the testing device body through a rotating shaft, and a digital display screen is arranged at the middle position of the front end face of the flip cover;
the middle position of the inner wall of the lower end of the testing device body is fixedly provided with a heat-proof electricity-isolating bottom plate, an arc-shaped clamping plate A fixedly connected with the inner wall of the testing device body is arranged on the upper end face of the heat-proof electricity-isolating bottom plate, an arc-shaped clamping plate B is arranged on the upper end face of the heat-proof electricity-isolating bottom plate, which is close to the front end face, two circular mounting grooves are symmetrically arranged on two sides of the face, facing the arc-shaped clamping plate A, of the arc-shaped clamping plate B, a thermocouple thermometer is arranged in each circular mounting groove, and the thermocouple thermometers are connected with a digital display screen through a power line;
the shape of the surface facing the arc clamping plate A on the arc clamping plate B and the shape of the surface facing the arc clamping plate B on the arc clamping plate A are arc-shaped, and the two arc surfaces are sprayed with heat-resistant paint.
Preferably, one side of arc grip block B is equipped with the cylinder groove that is located inside the testing arrangement body shell, be equipped with the internal thread opening that runs through the testing arrangement body on the inner wall of orientation arc grip block B on the cylinder groove, the inside in cylinder groove is equipped with the circular plate, the fixed screw rod that is equipped with of intermediate position towards the face of arc grip block B on the circular plate, the rear end of screw rod runs through the internal thread opening card and goes into the inside of arc grip block B, is located link to each other through roller bearing between the inside screw rod of arc grip block B and the arc grip block B.
Preferably, two circular through holes which all penetrate through the circular plate are symmetrically arranged on two sides of the front end surface of the circular plate, a gear A is arranged in front of the circular plate, two short rods are symmetrically arranged on two sides of the rear end surface of the gear A, and the two short rods respectively penetrate through the corresponding circular through holes.
Preferably, a rotating shaft penetrating through the testing device body is fixedly arranged in the middle of the front end face of the gear A, and a rotating handle located on the outer side of the testing device body is fixedly arranged on the front end face of the rotating shaft.
Preferably, a gear B is arranged on one side of the gear A, the gear A and the gear B are connected through meshing, the gear B is transversely penetrated by a gear rotating shaft from the middle position of the front end face, and the rear end of the gear rotating shaft is connected with a stepping motor.
Preferably, a control panel is fixedly arranged on one side of the front end face of the testing device body, the testing device body is electrically connected with a power supply, and the control panel, the digital display screen and the stepping motor are electrically connected with the testing device body.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the fact that no through hole is formed in the outer surface of the testing device body, external foreign matters can be effectively prevented from entering the testing device body when the flip cover is closed, or objects in the testing device body fall out of the testing device body when the flip cover is closed, meanwhile, after the motor winding is placed between the arc clamping plate B and the arc clamping plate A through the cooperation of the rotating structure and the threaded structure, the motor winding can be automatically fixed through starting the stepping motor, and the thermocouple thermometer for detecting the temperature of the motor winding is directly arranged on the surface of the arc clamping plate B facing the arc clamping plate A;
2. according to the utility model, when the stepping motor for moving the arc-shaped clamping plate B fails and cannot be used, the rotary fixing structure can be controlled by rotating the rotary shaft positioned at the outer side of the testing device body, and by adopting the technical scheme, a standby manual fixing mode is added for the fixing structure, so that the emergency coping intensity of the equipment is increased.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a top view of the overall structure of the present utility model, partially seen from inside;
fig. 3 is an enlarged view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. a testing device body; 2. a control panel; 3. a flip cover; 4. a digital display screen; 5. a heat-proof and electricity-isolating bottom plate; 6. an arc clamping plate A; 7. an arc clamping plate B; 8. a circular mounting groove; 9. a thermocouple thermometer; 10. a screw; 11. an internal thread through hole; 12. a cylindrical groove; 13. a circular plate; 14. a circular through hole; 15. a gear A; 16. a rotation shaft; 17. a gear B; 18. a gear shaft; 19. a stepping motor; 20. short bars.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
The control panel 2 (model DKC-Y110), the digital display 4 (model JPT-06) and the stepper motor 19 (model JX 110) mentioned in the present utility model are available from market purchase or private customization.
Referring to fig. 1 to 3, an embodiment of the present utility model provides: the temperature rise testing device for the motor winding comprises a testing device body 1, wherein a flip cover 3 is arranged on one side of the upper end surface of the testing device body 1, the flip cover 3 is connected with the testing device body 1 through a rotating shaft, and a digital display screen 4 is arranged at the middle position of the front end surface of the flip cover 3;
the middle position of the inner wall of the lower end of the testing device body 1 is fixedly provided with a heat-proof electricity-isolating bottom plate 5, an arc-shaped clamping plate A6 fixedly connected with the inner wall of the testing device body 1 is arranged on the upper end face of the heat-proof electricity-isolating bottom plate 5 near the rear end face, an arc-shaped clamping plate B7 is arranged on the upper end face of the heat-proof electricity-isolating bottom plate 5 near the front end face, two circular mounting grooves 8 are symmetrically arranged on two sides of the face, facing the arc-shaped clamping plate A6, of the arc-shaped clamping plate B7, a thermocouple thermometer 9 is arranged in each of the two circular mounting grooves 8, and the thermocouple thermometer 9 is connected with the digital display screen 4 through a power line;
the shape of the surface of the arc-shaped clamping plate B7 facing the arc-shaped clamping plate A6 and the shape of the surface of the arc-shaped clamping plate A6 facing the arc-shaped clamping plate B7 are arc-shaped, and heat-resistant paint is sprayed on the two arc-shaped surfaces; when the testing device is used, the power supply is connected, no through hole is formed in the outer surface of the testing device body 1, so that external foreign matters can be effectively prevented from entering the testing device body when the flip cover 3 is closed, or objects in the testing device body 1 fall out when the flip cover 3 is closed;
when the equipment is needed to be used, a motor winding is arranged between the arc-shaped clamping plate B7 and the arc-shaped clamping plate A6, the stepping motor 19 is started to drive the gear rotating shaft 18 connected with the motor winding through a shaft coupling and the gear B17 fixedly sleeved on the outer surface of the gear rotating shaft 18 to rotate, the gear A15 meshed with the gear B17 and the two short rods 20 fixed between the gear A15 are rotated along with the gear B17, when the two short rods 20 rotate, the circular plate 13 penetrated by the short rods 20 is rotated along with the rotation of the two short rods 20, the screw rod 10 fixed with the circular plate 13 rotates along with the rotation of the circular plate 13, a part of the screw rod 10 is positioned in the inner thread through hole 11 and matched with threads, the screw rod 10 rotating through the threads can move forwards and backwards, the arc-shaped clamping plate B7 connected with the roller bearing of the screw rod 10 is also moved along with the screw rod 10 when the screw rod 10 moves towards the inner part of the testing device body 1, along with the removal of arc grip block B7, will contact the motor winding, and to its fixing, detect the thermocouple thermometer 9 of motor winding temperature simultaneously and install on the face of arc grip block B7 towards arc grip block A6, at the in-process of fixed motor winding, thermocouple thermometer 9 will be close to the motor winding automatically, after motor winding is fixed, start motor winding, can produce heat energy when motor winding rotates, and continuously heat up, can carry out the temperature measurement to it through thermocouple thermometer 9 this moment, the temperature that thermocouple thermometer 9 detected is on digital display screen 4 through digital form, can accomplish the temperature rising test through the numerical value of recording different time periods, through above-mentioned technical scheme, when having increased equipment security, convenience when also having increased the user equipment.
Further, a cylindrical groove 12 positioned in the shell of the testing device body 1 is formed in one side of the arc-shaped clamping plate B7, an inner thread through hole 11 penetrating through the testing device body 1 is formed in the inner wall, facing the arc-shaped clamping plate B7, of the cylindrical groove 12, a circular plate 13 is arranged in the cylindrical groove 12, a screw rod 10 is fixedly arranged in the middle of the surface, facing the arc-shaped clamping plate B7, of the circular plate 13, the rear end of the screw rod 10 penetrates through the inner thread through hole 11 to be clamped into the inner part of the arc-shaped clamping plate B7, and the screw rod 10 positioned in the inner part of the arc-shaped clamping plate B7 is connected with the arc-shaped clamping plate B7 through a roller bearing; two sides of the front end surface of the circular plate 13 are symmetrically provided with two circular through holes 14 which penetrate through the circular plate 13, the front of the circular plate 13 is provided with a gear A15, two sides of the rear end surface of the gear A15 are symmetrically provided with two short rods 20, and the two short rods 20 respectively penetrate through the corresponding circular through holes 14; a rotary shaft 16 penetrating through the testing device body 1 is fixedly arranged in the middle of the front end face of the gear A15, and a rotary handle positioned at the outer side of the testing device body 1 is fixedly arranged on the front end face of the rotary shaft 16; one side of the gear A15 is provided with a gear B17, the gear A15 is connected with the gear B17 through meshing, the gear B17 is transversely penetrated by a gear rotating shaft 18 from the middle position of the front end surface, and the rear end of the gear rotating shaft 18 is connected with a stepping motor 19; one side of the positive end surface of the testing device body 1 is fixedly provided with a control panel 2, the testing device body 1 is electrically connected with a power supply, and the control panel 2, the digital display screen 4 and the stepping motor 19 are electrically connected with the testing device body 1.
When the stepping motor 19 for moving the arc-shaped clamping plate B7 fails and cannot be used, the rotary fixing structure can be controlled by rotating the rotary shaft 16 positioned on the outer side of the testing device body 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. Temperature rise testing arrangement for motor winding, including testing arrangement body (1), its characterized in that: a flip cover (3) is arranged on one side of the upper end face of the testing device body (1), the flip cover (3) is connected with the testing device body (1) through a rotating shaft, and a digital display screen (4) is arranged at the middle position of the front end face of the flip cover (3);
the middle position of the inner wall of the lower end of the testing device body (1) is fixedly provided with a heat-proof electricity-isolating bottom plate (5), an arc clamping plate A (6) fixedly connected with the inner wall of the testing device body (1) is arranged at the position, close to the rear end surface, of the upper end surface of the heat-proof electricity-isolating bottom plate (5), an arc clamping plate B (7) is arranged at the position, close to the front end surface, of the upper end surface of the heat-proof electricity-isolating bottom plate (5), two circular mounting grooves (8) are symmetrically arranged on two sides of the surface, facing the arc clamping plate A (6), of the arc clamping plate B (7), a thermocouple thermometer (9) is arranged in each circular mounting groove (8), and the thermocouple thermometer (9) is connected with a digital display screen (4) through a power line;
the shape of the surface facing the arc clamping plate A (6) on the arc clamping plate B (7) and the shape of the surface facing the arc clamping plate B (7) on the arc clamping plate A (6) are arc-shaped, and the two arc-shaped surfaces are sprayed with heat-resistant paint.
2. A temperature rise testing device for a motor winding as claimed in claim 1, wherein: one side of arc grip block B (7) is equipped with and is located inside cylinder groove (12) of testing arrangement body (1) shell, be equipped with on the inner wall towards arc grip block B (7) on cylinder groove (12) and run through internal thread opening (11) of testing arrangement body (1), the inside of cylinder groove (12) is equipped with circular plate (13), the fixed screw rod (10) that is equipped with in intermediate position towards the face of arc grip block B (7) on circular plate (13), the rear end of screw rod (10) runs through the inside of internal thread opening (11) card income arc grip block B (7), is located link to each other through roller bearing between screw rod (10) and the arc grip block B (7) of arc grip block B (7) inside.
3. A temperature rise testing device for a motor winding as claimed in claim 2, wherein: the novel gear is characterized in that two circular through holes (14) penetrating through the circular plate (13) are symmetrically formed in two sides of the front end face of the circular plate (13), a gear A (15) is arranged in front of the circular plate (13), two short rods (20) are symmetrically arranged in two sides of the rear end face of the gear A (15), and the two short rods (20) penetrate through the corresponding circular through holes (14) respectively.
4. A temperature rise testing apparatus for a motor winding according to claim 3, wherein: the middle position of the front end face of the gear A (15) is fixedly provided with a rotating shaft (16) penetrating through the testing device body (1), and the front end face of the rotating shaft (16) is fixedly provided with a rotating handle positioned on the outer side of the testing device body (1).
5. A temperature rise testing apparatus for a motor winding according to claim 3, wherein: one side of the gear A (15) is provided with a gear B (17), the gear A (15) is connected with the gear B (17) through meshing, the gear B (17) is transversely penetrated by a gear rotating shaft (18) from the middle position of the front end face, and the rear end of the gear rotating shaft (18) is connected with a stepping motor (19).
6. A temperature rise testing device for a motor winding as claimed in claim 1, wherein: one side of the positive end face of the testing device body (1) is fixedly provided with a control panel (2), the testing device body (1) is electrically connected with a power supply, and the control panel (2), the digital display screen (4) and the stepping motor (19) are electrically connected with the testing device body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223469060.7U CN219695375U (en) | 2022-12-26 | 2022-12-26 | Temperature rise testing device for motor winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223469060.7U CN219695375U (en) | 2022-12-26 | 2022-12-26 | Temperature rise testing device for motor winding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219695375U true CN219695375U (en) | 2023-09-15 |
Family
ID=87943687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223469060.7U Active CN219695375U (en) | 2022-12-26 | 2022-12-26 | Temperature rise testing device for motor winding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219695375U (en) |
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2022
- 2022-12-26 CN CN202223469060.7U patent/CN219695375U/en active Active
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