Shielded motor air tightness rapid detection device convenient to move, adjust and use

Abstract

The utility model belongs to the technical field of shield motor air tightness detection, and particularly relates to a shield motor air tightness rapid detection device convenient to move, adjust and use, which comprises a mounting table, a movable adjusting structure arranged on the left side of the top of the mounting table, and a watertight structure arranged on the left side of the mounting table. The mobile adjusting structure comprises a supporting unit and a mobile adjusting unit, the mobile adjusting unit comprises a suspension arm, a mobile vehicle is mounted in the suspension arm, a controller is mounted in the middle of the top surface of the mobile vehicle, a mounting plate is mounted in the middle of the bottom surface of the mobile vehicle, and an asynchronous motor is mounted on the left side of the mounting plate; the output end of the asynchronous motor is connected with a reel, and the outer surface of the reel is connected with a lifting hook. According to the shielding motor air tightness detection device convenient to move, adjust and use, the controller controls the moving vehicle to move in the suspension arm, the asynchronous motor is started to drive the reel to rotate, the height of the lifting hook is adjusted, the position of the shielding motor is moved, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of shielded motor air tightness detection, in particular to a shielded motor air tightness detection device which is convenient for movement and adjustment and can be used to quickly detect the shielded motor air tightness. Background Art

[0002] The shielded motor uses a stator shielding sleeve and upper and lower stator cover plates to completely seal the motor stator. The thickness of the stator shielding sleeve is generally 0.5mm or even 0.3mm. The sealing performance of the shielding layer after welding directly affects the operation and life of the shielded motor.

[0003] However, the prior art cannot realize selecting corresponding detachable connectors according to different motor end cover models and placing them on the installation port to fix motor end covers of different models and increase the scope of application; it cannot realize that the left hydraulic cylinder and the right hydraulic cylinder respectively drive the corresponding blocking mechanism to descend or rise synchronously.

[0004] For example, a motor end cover air tightness detection device disclosed in Chinese patent CN220187955U is provided, wherein at least one group of hollow air cylinders is fixed on the upper surface of a workbench, the top opening of the air cylinder is blocked by a top end plate, the center of the top end plate is provided with a mounting port connected to the center hole of a detachable connector, and the upper and lower end surfaces of the detachable connector respectively have sealing mating surfaces abutting against the motor end cover and the top end plate, a blocking mechanism for blocking the center hole of the motor end cover is provided above the detachable connector, a lifting mechanism for driving the blocking mechanism to approach or move away from the detachable connector is also installed on the workbench, and an air injection port of a one-way valve is provided on the outer wall of the air cylinder. According to the different models of the motor end cover, the corresponding detachable connector is selected and placed on the mounting port to fix the motor end covers of different models and increase the scope of application.

[0005] However, in the prior art, it is relatively inconvenient to move the canned motor to be tested after assembly. After the motor to be tested is assembled, it needs to be quickly moved and adjusted to a test position to improve the efficiency of the test.

[0006] Therefore, we urgently need to provide a fast detection shielded motor air tightness detection device that is easy to move and adjust. Utility Model Content

[0007] The purpose of the utility model is to provide a quick-test shielded motor air tightness detection device which is easy to move and adjust, so as to solve the problem in the prior art proposed in the above background technology that it is relatively inconvenient to move the shielded motor to be tested after assembly, and after the motor to be tested is assembled, it needs to be quickly moved and adjusted to the test position to improve the efficiency of the test.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fast detection shielded motor air tightness detection device that is easy to move and adjust, including a mounting table, a movable adjustment structure is arranged on the left side of the top of the mounting table, a watertight structure is arranged on the left side of the mounting table, and a detection structure is arranged inside and on the right side of the watertight structure.

[0009] The movable adjustment structure comprises a supporting unit and a movable adjustment unit.

[0010] The mobile adjustment unit includes a boom, a mobile vehicle is installed inside the boom, a controller is installed in the middle of the top surface of the mobile vehicle, a mounting plate is installed in the middle of the bottom surface of the mobile vehicle, an asynchronous motor is installed on the left side of the mounting plate, the output end of the asynchronous motor is connected to a winding wheel, and the outer surface of the winding wheel is connected to a hook.

[0011] Preferably, the support unit comprises a support arm, a rectangular groove is provided on the front side of the support arm near the top, a rotating shaft is installed inside the rectangular groove, and an auxiliary part is installed on the bottom of the outer surface of the rotating shaft.

[0012] Preferably, the outer surface of the rotating shaft is rotatably connected to the circular hole opened in the middle of the left end of the boom near the top, the bottom of the left end of the boom is connected to the top of the auxiliary part, and the outer surface of the moving wheel of the mobile vehicle is rollingly connected to the groove opened in the bottom surface of the inner part of the boom. A ball is installed on the top of the auxiliary part, and the surface of the ball is rollingly connected to the bottom of the left end of the boom. The hook is connected to the winding wheel through a cable, and the controller can drive the trolley to move left and right. This is a mature technology in the prior art, and the principle will not be described in detail in this document.

[0013] Preferably, the watertight structure comprises a detection pool, a bottom plate is installed on the inner bottom surface of the detection pool, a damping rod is installed on the top surface of the bottom plate, and a placing platform is installed on the top end of the damping rod.

[0014] Preferably, the bottom plate is installed in the middle of the bottom surface of the detection pool, and a placement groove is opened in the middle of the top surface of the placement table. A sufficient amount of liquid is placed in the detection pool for water tightness detection, and the damping rod can buffer the impact force of the canned motor when it is placed on the placement table.

[0015] Preferably, the detection structure includes a fixed block, a compressed air pressure regulating valve is installed in the middle of the fixed block, a compressed air pressure gauge is installed on the outer surface of the compressed air pressure regulating valve, a motor to be tested is arranged on the left side of the fixed block, a motor lifting ring is installed in the middle of the right side of the motor to be tested near the top, a motor junction box cover is installed on the top surface of the motor to be tested, a cover lifting ring is installed in the middle of the top surface of the motor junction box cover near the left end, an air pipe joint is installed in the middle of the top surface of the motor junction box cover, and a sealing gasket is installed on the bottom surface of the motor junction box cover.

[0016] Preferably, the left side of the fixing block is fixedly connected to the middle of the right side of the detection pool, the bottom of the motor to be tested abuts against the bottom of the placement groove on the top of the placement table, and the motor lifting ring and the cover plate lifting ring are connected to the hook through a cable. The compressed air pressure regulating valve is connected to the air pipe joint through an air pipe.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The fast detection shielded motor air tightness detection device which is easy to move and adjust, through the setting of the mobile adjustment structure, uses the controller to control the moving vehicle to move inside the boom, and at the same time starts the asynchronous motor to drive the winding wheel to rotate, so as to adjust the height of the hook, thereby completing the fast movement of the position of the shielded motor, which is convenient for improving the detection efficiency.

[0019] 2. The fast-detecting shielded motor air tightness detection device, which is easy to move and adjust, has a watertight structure and a detection structure. When the motor to be tested is placed into the detection pool, the damping rod at the bottom of the placement table is used to buffer the placement of the motor to be tested, thereby preventing the motor to be tested from being damaged. Afterwards, a compressed air pressure regulating valve is used to inject air into the motor to be tested through the connection between the air pipe and the air pipe joint, so that the sealing of the motor to be tested can be quickly detected by observing bubbles. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the appearance of the utility model;

[0021] Figure 2 This is an enlarged view of the movable adjustment connection part of the utility model;

[0022] Figure 3 This is an internal cross-sectional view of the mobile adjustment structure of the utility model;

[0023] Figure 4 It is an enlarged view of the internal structure of the mobile structure of the utility model;

[0024] Figure 5 It is an enlarged view of the internal structure of the test structure of the utility model;

[0025] Figure 6 This is an enlarged view of the sealing cover plate connection structure of the present utility model.

[0026] In the figure: 1, mounting table; 101, support arm; 102, rotating shaft; 103, auxiliary parts; 104, lifting arm; 105, moving vehicle; 106, controller; 107, mounting plate; 108, asynchronous motor; 109, winding wheel; 110, hook; 201, detection pool; 202, bottom plate; 203, damping rod; 204, placing table; 301, fixing block; 302, compressed air pressure regulating valve; 303, compressed air pressure gauge; 304, motor to be tested; 305, motor lifting ring; 306, motor junction box cover; 307, cover lifting ring; 308, air pipe joint; 309, sealing gasket. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-Figure 6 , the utility model provides a technical solution:

[0029] Embodiment 1:

[0030] A fast detection device for shielded motor air tightness which is easy to move and adjust, comprises a mounting platform 1, a movable adjustment structure is arranged on the left side of the top of the mounting platform 1, a watertight structure is arranged on the left side of the mounting platform 1, and a detection structure is arranged inside and on the right side of the watertight structure.

[0031] The mobile adjustment structure includes a support unit and a mobile adjustment unit. The mobile adjustment unit includes a suspension arm 104. A mobile vehicle 105 is installed inside the suspension arm 104. A controller 106 is installed in the middle of the top surface of the mobile vehicle 105. A mounting plate 107 is installed in the middle of the bottom surface of the mobile vehicle 105. An asynchronous motor 108 is installed on the left side of the mounting plate 107. A winding wheel 109 is connected to the output end of the asynchronous motor 108. A hook 110 is connected to the outer surface of the winding wheel 109. The support unit includes a support arm 101. A rectangular groove is opened on the front of the support arm 101 near the top. A rotating shaft 102 is installed inside the rectangular groove. An auxiliary part 103 is installed at the bottom of the outer surface of the rotating shaft 102.

[0032] The outer surface of the rotating shaft 102 is rotatably connected to the circular hole opened in the middle of the left end of the boom 104 near the top, the bottom of the left end of the boom 104 is connected to the top of the auxiliary component 103, and the outer surface of the moving wheel of the moving vehicle 105 is rollingly connected to the groove opened in the bottom surface of the boom 104.

[0033] By setting up the mobile adjustment structure, the controller 106 is used to control the mobile vehicle 105 to move inside the boom 104, and at the same time, the asynchronous motor 108 is started to drive the winding wheel 109 to rotate, so as to adjust the height of the hook 110, thereby completing the rapid movement of the position of the shielding motor, thereby improving the efficiency of detection.

[0034] After the motor 304 to be tested is assembled on the top of the mounting platform 1, the cable connection between the hook 110 and the motor eye 305 and the cover eye 307 is used, and then the asynchronous motor 108 is started to drive the winding wheel 109 to rotate, so as to wind the cable of the hook 110, thereby realizing the lifting of the motor 304 to be tested, and then the controller 106 is used to control the moving vehicle 105 to move inside the boom 104, so as to realize the displacement of the motor 304 to be tested. After the motor 304 to be tested reaches the top of the detection pool 201, the asynchronous motor 108 is started to drive the winding wheel 109 to reverse, so that the motor 304 to be tested is lowered and placed for detection, thereby achieving the purpose of rapid detection.

[0035] Embodiment 2:

[0036] On the basis of the first embodiment, the watertight structure includes a detection pool 201, a bottom plate 202 is installed on the bottom surface of the detection pool 201, a damping rod 203 is installed on the top surface of the bottom plate 202, and a placement platform 204 is installed on the top of the damping rod 203. The bottom plate 202 is installed in the middle of the bottom surface of the detection pool 201, and a placement groove is opened in the middle of the top surface of the placement platform 204.

[0037] The detection structure includes a fixed block 301, a compressed air pressure regulating valve 302 is installed in the middle of the fixed block 301, a compressed air pressure gauge 303 is installed on the outer surface of the compressed air pressure regulating valve 302, a motor 304 to be tested is arranged on the left side of the fixed block 301, a motor lifting ring 305 is installed near the top of the middle right side of the motor 304 to be tested, a motor junction box cover 306 is installed on the top surface of the motor 304 to be tested, a cover lifting ring 307 is installed near the left end of the middle top surface of the motor junction box cover 306, an air pipe joint 308 is installed in the middle top surface of the motor junction box cover 306, and a sealing gasket 309 is installed on the bottom surface of the motor junction box cover 306. The left side of the fixed block 301 is fixedly connected to the middle right side of the detection pool 201, the bottom of the motor 304 to be tested is abutted against the bottom surface of the placement groove provided on the top surface of the placement platform 204, and the motor lifting ring 305 and the cover lifting ring 307 are connected to the hook 110 through a cable.

[0038] By setting up the watertight structure and the detection structure, when the motor 304 to be tested is placed into the detection pool 201, the damping rod 203 at the bottom of the placement table 204 is used to buffer the placement of the motor 304 to prevent damage to the motor 304 to be tested. Then, the compressed air pressure regulating valve 302 is used to inject air into the motor 304 to be tested through the connection between the air pipe and the air pipe joint 308, so that the sealing of the motor 304 to be tested can be quickly detected by observing the bubbles.

[0039] After the motor junction box cover 306 and the sealing gasket 309 are tightly matched with the motor 304 to be tested, the compressed air is introduced through the air pipe joint 308 on the motor junction box cover 306. The compressed air is adjusted to the air pressure value of the motor 304 to be tested through the compressed air pressure gauge 303 and the compressed air pressure regulating valve 302. The motor 304 to be tested passes through the cover plate lifting ring 307 on the motor junction box cover 306 and the motor lifting ring 305 on the motor 304 to be tested. The motor 304 to be tested is moved into the detection pool 201 by using the adjusting moving structure. The depth of the motor 304 to be tested is controlled by adjusting the rise and fall of the moving structure, so that the motor 304 to be tested is just completely submerged in the water. The tester observes whether there are bubbles in the shielding layer to quickly obtain the quality of the sealing of the shielding layer of the motor 304 to be tested. The sealing of the motor 304 to be tested is convenient and fast.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A device for quickly detecting the air tightness of a shielded motor that is easy to move and adjust, comprising a mounting platform (1), characterized in that: A movable adjustment structure is arranged on the left side of the top of the mounting platform (1), a watertight structure is arranged on the left side of the mounting platform (1), and a detection structure is arranged inside and on the right side of the watertight structure; The mobile adjustment structure includes a supporting unit and a mobile adjustment unit; The mobile adjustment unit comprises a boom (104), a mobile vehicle (105) is installed inside the boom (104), a controller (106) is installed in the middle of the top surface of the mobile vehicle (105), a mounting plate (107) is installed in the middle of the bottom surface of the mobile vehicle (105), an asynchronous motor (108) is installed on the left side of the mounting plate (107), the output end of the asynchronous motor (108) is connected to a winding wheel (109), and the outer surface of the winding wheel (109) is connected to a hook (110).

2. According to claim 1, a quick detection device for air tightness of a shielded motor that is easy to move and adjust is characterized in that: The support unit comprises a support arm (101), a rectangular groove is provided on the front side of the support arm (101) near the top, a rotating shaft (102) is installed inside the rectangular groove, and an auxiliary part (103) is installed at the bottom of the outer surface of the rotating shaft (102).

3. According to claim 2, a quick detection device for air tightness of a shielded motor that is easy to move and adjust is characterized in that: The outer surface of the rotating shaft (102) is rotatably connected to the inside of a circular hole opened in the middle of the left end of the boom (104) near the top, the bottom of the left end of the boom (104) is connected to the top of the auxiliary component (103), and the outer surface of the moving wheel of the moving vehicle (105) is rollingly connected to the inside of a groove opened in the inner bottom surface of the boom (104).

4. According to claim 1, a quick detection device for air tightness of a shielded motor that is easy to move and adjust is characterized in that: The watertight structure comprises a detection pool (201), a bottom plate (202) is installed on the inner bottom surface of the detection pool (201), a damping rod (203) is installed on the top surface of the bottom plate (202), and a placement platform (204) is installed on the top end of the damping rod (203).

5. According to claim 4, a quick detection device for air tightness of a shielded motor that is easy to move and adjust is characterized in that: The bottom plate (202) is installed in the middle of the bottom surface of the detection pool (201), and a placement groove is provided in the middle of the top surface of the placement platform (204).

6. The device for quickly detecting air tightness of a shielded motor that is easy to move and adjust according to claim 1 is characterized in that: The detection structure comprises a fixed block (301), a compressed air pressure regulating valve (302) is installed in the middle of the fixed block (301), a compressed air pressure gauge (303) is installed on the outer surface of the compressed air pressure regulating valve (302), a motor to be tested (304) is arranged on the left side of the fixed block (301), a motor lifting ring (305) is installed in the middle of the right side of the motor to be tested (304) near the top, a motor terminal box cover (306) is installed on the top surface of the motor to be tested (304), a cover lifting ring (307) is installed in the middle of the top surface of the motor terminal box cover (306) near the left end, an air pipe joint (308) is installed in the middle of the top surface of the motor terminal box cover (306), and a sealing gasket (309) is installed on the bottom surface of the motor terminal box cover (306).

7. The device for quickly detecting air tightness of a shielded motor that is easy to move and adjust according to claim 6 is characterized in that: The left side of the fixed block (301) is fixedly connected to the middle part of the right side of the detection pool (201), the bottom of the motor to be tested (304) is in contact with the bottom surface of the placement groove provided on the top surface of the placement platform (204), and the motor lifting ring (305) and the cover plate lifting ring (307) are connected to the hook (110) via a cable.

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