Motor sealing performance detection equipment

Abstract

The utility model relates to the technical field of wheel hub motor sealing detection, and discloses a motor sealing performance detection device which comprises a water tank and a positioning assembly, the positioning assembly is arranged on the inner side of the water tank, a servo motor is installed on the outer side of the water tank, and the output end of the servo motor is fixedly connected with a wind-up roller. A pull rope is fixedly connected to the outer side of the winding roller, and a lifting assembly is arranged on the inner side of the water tank and used for lifting the electric vehicle hub from the interior of the water tank. The lifting assembly comprises a mounting frame, and the mounting frame is fixedly connected to the inner side of the water tank. According to the hub motor taking device, the servo motor is started to drive the winding roller to rotate to drive the pull rope to wind, the sliding block drives the connecting plate and the tray to move upwards, then the clamping plates are separated, the hub motor is jacked up from water in the water tank, a user can take the hub motor conveniently in the mode, time and labor are saved compared with manual taking, the labor intensity of operators is reduced, and the efficiency is improved. And the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wheel hub motor sealing detection technical field especially relates to motor sealing detection equipment. BACKGROUND

[0002] The wheel hub motor sealing detection of electric vehicle is the important link of ensuring electric vehicle performance and safety. The wheel hub motor as one of the key components of electric vehicle, its sealing directly relates to the normal operation and service life of motor. If the sealing of wheel hub motor is not good, it will cause moisture, dust and other impurities to enter the motor, thereby damaging the electrical elements and mechanical structure of motor, affecting the performance and safety of electric vehicle. When carrying out the sealing detection of wheel hub motor, the wheel hub motor is usually put into water, and the sealing of motor is detected by observing bubbles through blowing.

[0003] In the actual electric vehicle wheel hub motor sealing detection scene, the prior art has some problems. After the detection is completed, when the wheel hub motor needs to be taken out of the detection equipment, the operator usually needs to manually take the wheel hub motor from the bottom of the water tank. This way has many drawbacks. First, manually taking the wheel hub motor requires the operator to exert a lot of effort, especially for heavy wheel hub motors, the labor intensity of the operator is large. For example, in some large electric vehicle wheel hub motor detection, the motor is heavy, and it is very difficult to manually take it, which increases the physical burden of the operator. Secondly, manually taking the wheel hub motor over a long distance is low in efficiency. The operator needs to spend a long time to complete the taking action, which will affect the efficiency of the whole detection process. Especially in the case of a large number of wheel hub motor detection, the manual taking method will seriously slow down the detection progress, so the motor sealing detection equipment is proposed to solve the above problems in the art. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides a motor sealing detection equipment, aiming at improving the problem of time-consuming and labor-consuming in taking and placing the wheel hub motor during the sealing detection of the wheel hub motor in the prior art.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a motor sealing detection equipment, comprising a water tank and a positioning assembly, the positioning assembly is arranged on the inner side of the water tank, a servo motor is installed on the outer side of the water tank, the output end of the servo motor is fixedly connected with a winding roller, the outer side of the winding roller is fixedly connected with a pull rope, the inner side of the water tank is provided with a lifting assembly, the lifting assembly is used for lifting the wheel hub of electric vehicle from the inside of the water tank.

[0006] The lifting assembly comprises a mounting frame fixedly connected to the inner side of the water tank, a guide rod fixedly connected to the inner side of the mounting frame, a sliding block slidingly connected to the outer side of the guide rod, a connecting plate fixedly connected to the outer side of the sliding block, a tray fixedly connected to one end of the connecting plate, and guide wheels mounted on the top of the water tank and the mounting frame.

[0007] Further, one end of the pull rope is fixedly connected to the top of the sliding block, and the outer side of the sliding block is slidingly connected to the inner side of the mounting frame.

[0008] Further, the outer side of the pull rope is slidingly connected to the outer side of the two guide wheels, a booster air pump is mounted on the outer side of the water tank, and an air pipe is fixedly connected to the output end of the booster air pump.

[0009] Further, the positioning assembly comprises a mounting box arranged on the inner side of the water tank, and support seats fixedly connected to the outer sides of the mounting box.

[0010] Further, a rotating shaft is rotatably connected to the inner side of the mounting box, and arc-shaped rods are fixedly connected to the two ends of the rotating shaft.

[0011] Further, clamping plates are fixedly connected to the outer sides of the two arc-shaped rods, and a cylindrical gear is fixedly connected to the outer side of the rotating shaft.

[0012] Further, a rack is slidingly connected to the inner side of the mounting box, one end of the rack is fixedly connected to the outer side of the tray, and the outer side of the rack is meshingly connected to the outer sides of the two cylindrical gears.

[0013] The utility model has the advantages of the following:

[0014] 1. In the utility model, the servo motor is started to drive the winding roller to rotate, the winding roller drives the pull rope to wind, the pull rope pulls the sliding block upward under the guidance of the guide wheel, the sliding block drives the connecting plate and the tray to move upward, the rack moves upward and drives the cylindrical gear to reverse, and then the clamping plates are separated, the hub motor is lifted from the water in the water tank, this way is convenient for the user to take the hub motor, is more time -saving and labor -saving compared with manual taking, reduces the labor intensity of the operator, and improves the work efficiency.

[0015] 2. In the utility model, the water tank is filled with appropriate water to cover the tray, one end of the air pipe is tightly connected with the outer side interface of the hub motor, the hub motor is placed on the tray, the weight of the hub motor makes the tray drive the rack to move downward, the rack is meshingly connected with the cylindrical gear to drive the cylindrical gear to rotate and drive the arc-shaped rods, and then the clamping plates are close to the middle to clamp the outer side of the hub motor, so that the hub motor can be kept stable and not shake in the inflation detection, the booster air pump is started to inflate the hub motor quickly through the air pipe, so that the sealing property of the hub motor can be detected stably. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 A three-dimensional view of the motor sealing detection equipment according to the present application is provided;

[0017] Fig. 2 A mounting frame structure schematic view of the motor sealing detection equipment according to the present application is provided;

[0018] Fig. 3 A clamping plate structure schematic view of the motor sealing detection equipment according to the present application is provided.

[0019] Legend:

[0020] 1, water tank; 2, servo motor; 3, winding roller; 4, pull rope; 5, mounting frame; 6, guide wheel; 7, guide rod; 8, sliding block; 9, connecting plate; 10, tray; 11, booster air pump; 12, air pipe; 13, mounting box; 14, rack; 15, rotating shaft; 16, support seat; 17, arc-shaped rod; 18, clamping plate; 19, cylindrical gear. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Reference Figs. 1-3The utility model provides a kind of motor leakproofness detection equipment, including water tank 1 and positioning assembly, positioning assembly is arranged in the inside of water tank 1, water tank 1 is usually made of strong durable material, such as stainless steel material, with good corrosion resistance and sealing, can accommodate certain amount of water for detecting the sealing of hub motor, the outside of water tank 1 is installed with servo motor 2, servo motor 2 is generally selected with moderate power, stable running type, to provide power for the rotation of winding roller 3, the output end of servo motor 2 is fixedly connected with winding roller 3, winding roller 3 is usually made of metal material, with enough strength to bear the tension of pull rope 4, the outside of winding roller 3 is fixedly connected with pull rope 4, pull rope 4 can adopt high-strength fiber material or steel wire rope, ensure that it will not break in the process of traction, the inside of water tank 1 is provided with lifting assembly, lifting assembly is used to lift electric vehicle hub from the inside of water tank 1, lifting assembly includes mounting frame 5, mounting frame 5 is fixedly connected in the inside of water tank 1, mounting frame 5 is generally welded from metal material, to provide stable frame structure for lifting process, the inside of mounting frame 5 is fixedly connected with guide rod 7, guide rod 7 is generally cylindrical metal rod, surface smooth, can provide stable guide for the sliding of sliding block 8, guide rod 7 is slidably connected with sliding block 8, sliding block 8 can be made of wear-resistant plastic or metal material, and its cooperation with guide rod 7 ensures that there is no jamming phenomenon in the process of sliding, the outside of sliding block 8 is fixedly connected with connecting plate 9, connecting plate 9 is generally metal plate, with certain strength and rigidity, can connect sliding block 8 and tray 10, one end of connecting plate 9 is fixedly connected with tray 10, tray 10 is usually made of metal material or high-strength plastic, can bear the weight of electric vehicle hub, the top of water tank 1 and mounting frame 5 is equipped with guide wheel 6, guide wheel 6 is generally metal material, surface smooth, can effectively guide the movement direction of pull rope 4, one end of pull rope 4 is fixedly connected with the top of sliding block 8, the outside of sliding block 8 is slidably connected with the inside of mounting frame 5, the outside of pull rope 4 is slidably connected with the outside of two guide wheels 6, the outside of water tank 1 is installed with booster air pump 11, booster air pump 11 is usually selected with stable performance, output pressure adjustable type, to provide pressure for the inflation detection of hub motor, the output end of booster air pump 11 is fixedly connected with air pipe 12, air pipe 12 is generally rubber or plastic material, with good sealing and pressure resistance.

[0023] Specifically, after the detection is completed, the servo motor 2 is started, the servo motor 2 is generally selected to have moderate power and stable operation, the servo motor 2 drives the winding roller 3 to rotate, the winding roller 3 is usually made of metal material and has sufficient strength to withstand the tension of the pull rope 4, with the rotation of the winding roller 3, the pull rope 4 is pulled and wound, the pull rope 4 is generally made of high-strength fiber material or steel wire rope to ensure that it will not break during traction, one end of the pull rope 4 is guided by the two guide wheels 6 to pull the sliding block 8 upwards, the guide wheel 6 is generally made of metal material and has a smooth surface, which can effectively change the movement direction of the pull rope 4 and ensure that the tension of the pull rope 4 can be smoothly transmitted to the sliding block 8, the sliding block 8 is usually made of wear-resistant plastic or metal material, which is in sliding fit with the inner side of the mounting frame 5 to ensure that there is no jamming phenomenon during sliding, the upward movement of the sliding block 8 drives the connecting plate 9 to move upwards, the connecting plate 9 is generally a metal plate and has certain strength and rigidity, which can stably connect the sliding block 8 and the tray 10, with the upward movement of the connecting plate 9, the tray 10 also moves upwards, the upward movement of the tray 10 drives the rack 14 to move upwards, the rack 14 drives the two cylindrical gears 19 to reverse during movement, the reversal of the cylindrical gears 19 drives the two clamping plates 18 to move apart, which realizes the lifting of the hub motor from the water in the water tank 1, which is convenient for the user to pick up the hub motor, compared with manually picking up the hub motor from the bottom of the water tank 1, it is more time-saving and labor-saving, reduces the labor intensity of the operator and improves the work efficiency.

[0024] Referring to Figs. 1-3 , the positioning assembly comprises a mounting box 13, the mounting box 13 is arranged on the inner side of the water tank 1, the mounting box 13 is usually made of plastic or metal material and provides mounting space for the internal components, the outer sides of the mounting box 13 are fixedly connected with support seats 16, the support seats 16 are generally made of metal material and can provide stable support for the mounting box 13, the inside of the mounting box 13 is rotatably connected with a rotating shaft 15, the rotating shaft 15 is usually made of metal material and has sufficient strength and wear resistance to withstand the rotation of the arc-shaped rods 17 and the clamping plates 18, the two ends of the rotating shaft 15 are fixedly connected with the arc-shaped rods 17, the arc-shaped rods 17 are generally made of metal material and have certain elasticity and strength to drive the clamping plates 18 to perform clamping actions, the outer sides of the two arc-shaped rods 17 are fixedly connected with the clamping plates 18, the clamping plates 18 are generally made of rubber or plastic material and can be provided with anti-slip patterns on the surface to better clamp the outer side of the hub motor, the outer side of the rotating shaft 15 is fixedly connected with the cylindrical gears 19, the cylindrical gears 19 are generally made of metal material and have good wear resistance and transmission accuracy, the inside of the mounting box 13 is slidably connected with the rack 14, the rack 14 is generally made of metal material and is well engaged with the cylindrical gears 19 to realize linear motion, one end of the rack 14 is fixedly connected with the outer side of the tray 10, and the outer side of the rack 14 is simultaneously engaged with the outer sides of the two cylindrical gears 19.

[0025] Specifically, in the inside of the water tank 1 is filled with appropriate water, ensure that the water level can cover the tray 10, water in this detection process plays a key role, it can intuitively reflect the sealing condition of the hub motor, then, the end of the air pipe 12 and the outside interface of the electric vehicle hub motor is connected closely, the connection process to ensure good sealing, prevent the subsequent inflation process in the air leakage phenomenon, then, the hub motor is placed on the top of the tray 10, when the hub motor is placed on the tray 10, due to its own weight, will produce downward pressure on the tray 10, tray 10 after receiving this pressure, will drive the rack 14 to move down, the rack 14 in the process of moving, its with the cylindrical gear 19 meshing transmission precision and reliable, so that the two cylindrical gear 19 rotation, the rotation of the cylindrical gear 19 will drive the two sides of the arc bar 17 movement, arc bar 17 has a certain elasticity and strength, can stably drive the clamping plate 18 to the middle, two clamping plate 18 is usually made of rubber or plastic material, the surface can be set anti-skid lines, can better clamping plate 18 of the outside of the hub motor, such clamping method can ensure that the hub motor in the subsequent inflation detection process to maintain stability, will not shake, then, start the supercharger 11, supercharger 11 is usually selected with stable performance, adjustable output pressure type, supercharger 11 through the air pipe 12 of the hub motor fast inflation, in the process of inflation, attention should be paid to control the inflation pressure, to avoid high pressure on the hub motor damage, at the same time, due to the clamping effect of the clamping plate 18, the hub motor can stably receive inflation, will not appear shaking phenomenon, at this time, observe whether the water in the water tank 1 has bubbles, if there are bubbles, it shows that the hub motor sealing problem, need to be repaired or replaced.

[0026] Working principle: first, in the inside of the water tank 1 is filled with appropriate water, will cover the tray 10, again, the end of the air pipe 12 and the outside interface of the electric vehicle hub motor is connected, and then it is placed on the top of the tray 10, the tray 10 after receiving the weight of the hub motor, will drive the rack 14 to move down, and then make the two cylindrical gear 19 rotation, so that the two sides of the arc bar 17 drive the clamping plate 18 to the middle, two clamping plate 18 will be clamped stably on the outside of the hub motor, start the supercharger 11 again through the air pipe 12 of the hub motor fast inflation, can guarantee the stability of the hub motor will not shake, again, observe whether the water in the water tank 1 has bubbles to detect the sealing.

[0027] In addition, the servo motor 2 is started to drive the winding roller 3 to rotate, and then the pull rope 4 is pulled to be wound, so that one end of the pull rope 4 is guided by the two guide wheels 6 to pull the sliding block 8 upwards, thereby driving the connecting plate 9 and the tray 10 to move upwards, so that the rack 14 moves upwards, and the two cylindrical gears 19 are reversed, so that the two clamping plates 18 are separated to the two sides, the hub motor is lifted from the water in the water tank 1, the user can easily pick up the hub motor, and the hub motor is manually picked up from the bottom of the water tank 1, which is more time-saving and labor-saving.

[0028] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. An electrical machine sealing detection apparatus comprising a water tank (1) and a positioning assembly, characterized in that: The positioning assembly is arranged on the inner side of the water tank (1), the outer side of the water tank (1) is provided with a servo motor (2), the output end of the servo motor (2) is fixedly connected with a winding roller (3), the outer side of the winding roller (3) is fixedly connected with a pull rope (4), the inner side of the water tank (1) is provided with a lifting assembly, and the lifting assembly is used for lifting the electric vehicle hub from the inside of the water tank (1). The lifting assembly comprises a mounting frame (5) fixedly connected to the inner side of the water tank (1), the inner side of the mounting frame (5) is fixedly connected with a guide rod (7), the outer side of the guide rod (7) is slidably connected with a sliding block (8), the outer side of the sliding block (8) is fixedly connected with a connecting plate (9), one end of the connecting plate (9) is fixedly connected with a tray (10), and the top of the water tank (1) and the mounting frame (5) is provided with a guide wheel (6).

2. The motor seal detection apparatus of claim 1, wherein: One end of the pull rope (4) is fixedly connected with the top of the sliding block (8), and the outer side of the sliding block (8) is slidably connected with the inner side of the mounting frame (5).

3. The motor seal detection apparatus of claim 2, wherein: The outer side of the pull rope (4) is slidably connected with the outer side of the two guide wheels (6), the outer side of the water tank (1) is provided with a booster air pump (11), and the output end of the booster air pump (11) is fixedly connected with an air pipe (12).

4. The motor seal detection apparatus of claim 1, wherein: The positioning assembly comprises a mounting box (13), the mounting box (13) is arranged on the inner side of the water tank (1), and the outer sides of the mounting box (13) are fixedly connected with support seats (16).

5. The motor seal detection apparatus of claim 4, wherein: The inner side of the mounting box (13) is rotatably connected with a rotating shaft (15), and the two ends of the rotating shaft (15) are fixedly connected with arc-shaped rods (17).

6. The motor seal detection apparatus of claim 5, wherein: The outer sides of the two arc-shaped rods (17) are fixedly connected with clamping plates (18), and the outer side of the rotating shaft (15) is fixedly connected with a cylindrical gear (19).

7. The motor seal integrity detection apparatus of claim 6, wherein: The inner side of the mounting box (13) is slidably connected with a rack (14), one end of the rack (14) is fixedly connected with the outer side of the tray (10), and the outer side of the rack (14) is in meshing connection with the outer sides of the two cylindrical gears (19).

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