Sealing detection device for water-cooled motor shell

Abstract

The invention provides a water-cooled motor shell sealing detection device, which comprises a fixed box, a supporting block, a connecting plate, a pressure pump, a motor shell, a detection preventing communication box structure, a sealable pushing fixed pipe structure, a multistage filtering connecting box structure, a slidable shielding sealing door structure and a shielding observation sheet, supporting blocks are fixed to the four corners of the bottom end of the fixing box through bolts correspondingly. A connecting plate is fixed to the left side of the upper end of the fixing box through bolts. A booster pump is fixed to the middle of the left side of the upper end of the connecting plate through bolts. The pressure pump, the U-shaped detection box, the filter box, a sealing cover, a fixing ring and a conical filter frame are arranged in a matched mode, water used for detection can pass through the interior of the filter box in the detection process, and after the filter box, the fixing ring and the conical filter frame are matched, the water is filtered, and the detection efficiency is improved. Impurities in water are prevented from affecting the sealing detection effect.

Description

Technical Field

[0001] The present invention belongs to the technical field of intellectual property rights, and particularly relates to a sealing detection device for a water-cooled motor housing. Background Art

[0002] The water-cooled high-temperature resistant special frequency conversion motor is an internal circulation water-cooled frequency conversion speed regulation special motor developed and designed based on series motors such as frequency conversion speed regulation, special roller tables, and multi-speed for furnaces according to the working conditions of metallurgical continuous casting machines and billet discharging sites. It is applicable to high-temperature environments and frequency conversion speed regulation systems. Its characteristics are wide speed regulation range, stable operation, high reliability, high operation efficiency, and novel and beautiful appearance design. Since the water-cooled motor needs to be cooled with water, a sealed cavity is usually provided on the outer shell of the water-cooled motor for water flow to pass through to cool the motor. Therefore, the sealing of the sealed cavity becomes crucial. The water flow should not affect the normal operation of the motor when cooling the motor. Therefore, before the motor leaves the factory, it is necessary to detect the outer shell of the water-cooled motor to improve the safety of the motor. The existing sealing detection equipment for the water-cooled motor housing is inconvenient for filtering during the detection process. Impurities in the water easily affect the detection effect, and it is impossible to observe the water pressure change during the detection process, and it is inconvenient for quick installation during use. Summary of the Invention

[0003] In order to solve the above technical problems, the present invention provides a sealing detection device for a water-cooled motor housing, which sets a filtering mechanism during the detection process to prevent impurities in the water from affecting the detection effect, improves the detection mechanism during the detection process to facilitate the water pressure display work during the detection process, and sets a quick installation mechanism during use to facilitate the quick installation of the motor housing during use.

[0004] A water-cooled motor housing seal detection device, including a fixed box, support blocks are respectively bolted and fixed at the four corners of the bottom end of the fixed box; a connecting plate is bolted and fixed on the upper left side of the fixed box; a pressure pump is bolted and fixed at the middle position on the upper left side of the connecting plate; a motor housing is arranged at the middle position inside the fixed box, and it is characterized in that a detection communication box structure that can prevent leakage is arranged on the outer wall of the motor housing; a fixed pipe structure that can be hermetically pushed is arranged at the middle position at the top end inside the detection communication box structure that can prevent leakage; a multi-stage filtering connection box structure is arranged above the pressure pump; a sliding shielding and sealing door structure is connected to the right end of the detection communication box structure that can prevent leakage; shielding observation pieces are arranged at the front and rear ends of the detection communication box structure that can prevent leakage; the detection communication box structure that can prevent leakage includes a U-shaped detection box, a placing seat is bolted and fixed at the middle position at the bottom end inside the U-shaped detection box; the bottom end of a connecting pipe is threadedly connected to the middle position on the upper right side of the U-shaped detection box; a pressure gauge is threadedly connected to the outer wall of the right end of the connecting pipe; a pressure relief pipe is threadedly connected to the upper middle position on the left side of the U-shaped detection box.

[0005] Preferably, the fixed pipe structure that can be hermetically pushed includes a fixed pipe, springs are respectively fixed at the top end inside the fixed pipe; the bottom ends of the springs are respectively fixed on the upper end of a sliding ring; the sliding ring is bolted and fixed on the outer wall of the upper end of a sleeve pipe.

[0006] Preferably, the multi-stage filtering connection box structure includes a filtering box, a sealing cover is bolted and fixed at the bottom end inside the filtering box; fixing rings are bolted and fixed on the inner wall of the filtering box from top to bottom in sequence; conical filtering frames are bolted and fixed on the inner walls of the fixing rings respectively.

[0007] Preferably, the sliding shielding and sealing door structure includes a sealing door, locking bolts are slidably penetrated through sliding holes opened inside the upper and lower ends of the sealing door; a push rod is bolted and fixed at the upper middle position on the front side of the right side of the sealing door; a pressure pipe is threadedly penetrated through the lower middle position on the right side of the sealing door.

[0008] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0009] 1. In the present invention, the pressure pump, U-shaped detection box, filtering box, sealing cover, fixing rings and conical filtering frames are arranged in cooperation, which is beneficial to making the water used in the detection pass through the inside of the filtering box during the detection process, and after being matched by the filtering box, fixing rings and conical filtering frames, the water is filtered to prevent impurities in the water from affecting the seal detection effect.

[0010] 2. In the present invention, the U-shaped detection box, the placement seat, the connecting pipe, the pressure gauge and the pressure relief pipe are arranged in cooperation, which is conducive to connecting the U-shaped detection box and the pressure gauge through the connecting pipe during the detection process, and then displaying the detected pressure through the pressure gauge during the detection process, facilitating the purpose of pressure display during the detection process.

[0011] 3. In the present invention, the U-shaped detection box, the placement seat, the fixed pipe, the spring, the sliding ring and the sleeve pipe are arranged in cooperation, which is conducive to moving the sleeve pipe during use. When placing the motor housing, the sleeve pipe is sleeved on the outer wall of the upper end of the motor housing, facilitating the purpose of quickly installing and fixing the motor housing during the detection process. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is a schematic structural diagram of the present invention.

[0013] Figure 2 is a schematic structural diagram of the structure of the detection connection box that can prevent leakage of the present invention.

[0014] Figure 3 is a schematic structural diagram of the structure of the fixed pipe that can be hermetically pushed of the present invention.

[0015] Figure 4 is a schematic structural diagram of the structure of the multi-stage filtering connection box of the present invention.

[0016] Figure 5 is a schematic structural diagram of the structure of the slidable shielding sealing door of the present invention.

[0017] In the figure:

[0018] 1. Fixed box; 2. Support block; 3. Connecting plate; 4. Pressure pump; 5. Motor housing; 6. Structure of the detection connection box that can prevent leakage; 61. U-shaped detection box; 62. Placement seat; 63. Connecting pipe; 64. Pressure gauge; 65. Pressure relief pipe; 7. Structure of the fixed pipe that can be hermetically pushed; 71. Fixed pipe; 72. Spring; 73. Sliding ring; 74. Sleeve pipe; 8. Structure of the multi-stage filtering connection box; 81. Filter box; 82. Sealing cover; 83. Fixed ring; 84. Conical filter rack; 9. Structure of the slidable shielding sealing door; 91. Sealing door; 92. Locking bolt; 93. Push rod; 94. Pressure pipe; 10. Shielding observation piece. DETAILED DESCRIPTION OF THE INVENTION

[0019] The present invention will be specifically described below with reference to the accompanying drawings. As shown in the attached Figure 1 and attached Figure 2As shown in the figure, a water-cooled motor housing sealing detection device includes a fixed box 1, a support block 2, a connecting plate 3, a pressure pump 4, a motor housing 5, a detection connection box structure 6 that can prevent leakage, a fixed pipe structure 7 that can be hermetically pushed, a connection box structure 8 that can be multi-stage filtered, a sliding shielding sealing door structure 9, and a shielding observation piece 10. Support blocks 2 are respectively bolted and fixed at the four corner positions at the bottom end of the fixed box 1; a connecting plate 3 is bolted and fixed at the upper left side of the fixed box 1; a pressure pump 4 is bolted and fixed at the middle position at the upper left side of the connecting plate 3; a motor housing 5 is arranged at the middle position inside the fixed box 1; a detection connection box structure 6 that can prevent leakage is arranged on the outer wall of the motor housing 5; a fixed pipe structure 7 that can be hermetically pushed is arranged at the middle position at the top end inside the detection connection box structure 6 that can prevent leakage; a connection box structure 8 that can be multi-stage filtered is arranged above the pressure pump 4; a sliding shielding sealing door structure 9 is connected to the right end of the detection connection box structure 6 that can prevent leakage; shielding observation pieces 10 are arranged at the front and rear ends of the detection connection box structure 6 that can prevent leakage; the detection connection box structure 6 that can prevent leakage includes a U-shaped detection box 61, a placement seat 62, a connecting pipe 63, a pressure gauge 64, and a pressure relief pipe 65. A placement seat 62 is bolted and fixed at the middle position at the bottom end inside the U-shaped detection box 61; the bottom end of a connecting pipe 63 is threadedly connected to the middle position at the upper right side of the U-shaped detection box 61; a pressure gauge 64 is threadedly connected to the outer wall of the right end of the connecting pipe 63; a pressure relief pipe 65 is threadedly connected to the upper middle position on the left side of the U-shaped detection box 61. When in use, fix the fixed box 1 at a suitable position, connect an external power supply and an external control device using an external wire, then use a tool to inject water into the fixed box 1. After adding an appropriate amount of clean water, place the motor housing 5 to be detected inside the upper end of the placement seat 62 and place the motor housing 5 inside the U-shaped detection box 61.

[0020] In this implementation scheme, in combination with the attached Figure 3 As shown in the figure, the fixed pipe structure 7 that can be hermetically pushed includes a fixed pipe 71, a spring 72, a sliding ring 73, and a sleeve pipe 74. Springs 72 are respectively fixed at the top end inside the fixed pipe 71; the bottom ends of the springs 72 are respectively fixed to the upper end of the sliding ring 73; the sliding ring 73 is bolted and fixed to the outer wall of the upper end of the sleeve pipe 74. After placing the motor housing 5, push the sleeve pipe 74 upward. After pushing the sleeve pipe 74, move the upper end of the motor housing 5 to the middle position below the sleeve pipe 74, then release the sleeve pipe 74, and push the sliding ring 73 to move through the spring 72, and make the sleeve pipe 74 sleeved on the outer wall of the upper end of the motor housing 5, and seal the inner wall between the upper end of the motor housing 5 and the sleeve pipe 74 to prevent leakage during the detection process and affect the detection effect.

[0021] In this implementation scheme, in combination with the attached Figure 4As shown, the multi-stage filter connection box structure 8 includes a filter box 81, a sealing cover 82, a fixing ring 83, and a conical filter rack 84. The sealing cover 82 is bolted and fixed inside the bottom end of the filter box 81; the fixing rings 83 are bolted and fixed to the inner wall of the filter box 81 in sequence from top to bottom; the conical filter racks 84 are bolted and fixed to the inner walls of the fixing rings 83 respectively. After the equipment is fixed, start the pressure pump 4. Through the power generated during the operation of the pressure pump 4, water is transported into the U-shaped detection box 61 and passes through the inside of the filter box 81. At the same time, the fixing ring 83 and the conical filter rack 84 cooperate to filter the water used for detection, preventing impurities in the water from affecting the detection effect.

[0022] In this implementation scheme, in combination with the attached Figure 5 As shown, the slidable shielding sealing door structure 9 includes a sealing door 91, a locking bolt 92, a push-pull rod 93, and a pressure pipe 94. The locking bolt 92 slidably penetrates through the sliding holes opened inside the upper and lower ends of the sealing door 91; the push-pull rod 93 is bolted and fixed to the upper middle position of the front surface on the right side of the sealing door 91; the pressure pipe 94 is threadedly penetrated through the lower middle position on the right side of the sealing door 91; and during the detection process, loosen the locking bolt 92, then hold the push-pull rod 93 to perform the pushing and pulling operation, move the sealing door 91 to a suitable position for shielding, preventing harm to the staff when the motor housing 5 is damaged due to excessive pressure during the detection process, thereby completing the sealing detection work of the motor housing 5.

[0023] In this implementation scheme, specifically, the support blocks 2 are made of stainless steel blocks and there are four of them; the fixed box 1 is made of a stainless steel box and the shielding observation piece 10 is made of a rectangular tempered glass piece.

[0024] In this implementation scheme, specifically, the pressure gauge 64 is communicated with the U-shaped detection box 61 through a connecting pipe 63; the pressure relief pipe 65 is a stainless steel pipe with a valve threadedly inserted at the middle position on the left side.

[0025] In this implementation scheme, specifically, the bottom end of the U-shaped detection box 61 is bolted and fixed at the middle position of the inner bottom end of the fixed box 1; the bottom end of the motor housing 5 is inserted into the upper middle position of the inner part of the placement seat 62; the shielding observation pieces 10 are bolted and fixed to the front and rear ends of the U-shaped detection box 61 respectively.

[0026] In this implementation scheme, specifically, the sliding ring 73 is slidably arranged inside the fixed pipe 71; the sleeve pipe 74 slidably penetrates through the middle position of the inner bottom end of the fixed pipe 71.

[0027] In this implementation scheme, specifically, the upper end of the fixed pipe 71 is bolted to the middle position at the inner top of the U-shaped detection box 61; the sleeve pipe 74 is sleeved on the outer wall of the upper end of the motor housing 5.

[0028] In this implementation scheme, specifically, a stainless steel mesh is bolted to the inner wall of the conical filter rack 84, and the conical filter rack 84 is sequentially arranged inside the filter box 81.

[0029] In this implementation scheme, specifically, the sealing cover 82 is connected to the upper part of the pressure pump 4 through a pipeline and is communicated with the filter box 81; the upper end of the filter box 81 is communicated with the upper end of the U-shaped detection box 61 through a pipeline.

[0030] In this implementation scheme, specifically, the sealing door 91 is a PVC door with sliding holes opened at the middle positions of the upper and lower ends; the pressure pipe 94 is an inclined T-shaped stainless steel pipe with a valve threadedly inserted at the middle position of the bottom end.

[0031] In this implementation scheme, specifically, the locking bolts 92 are respectively threadedly connected to the middle positions of the upper right part and the lower right part of the U-shaped detection box 61; the sealing door 91 is arranged on the right side of the U-shaped detection box 61 and is in contact with it.

[0032] Working principle

[0033] In the present invention, when in use, the fixed box 1 is fixed at a suitable position, and an external power supply and an external control device are connected through external wires. Then, water is injected into the fixed box 1 using tools. After adding an appropriate amount of clean water, the motor housing 5 to be detected is placed inside the upper end of the placement seat 62, and the motor housing 5 is placed inside the U-shaped detection box 61. After placing the motor housing 5, the sleeve pipe 74 is pushed upward. After pushing the sleeve pipe 74, the upper end of the motor housing 5 is moved to the middle position below the sleeve pipe 74, and then the sleeve pipe 74 is released. The sliding ring 73 is pushed to move through the spring 72, and the sleeve pipe 74 is sleeved on the outer wall of the upper end of the motor housing 5, and the space between the upper end of the motor housing 5 and the inner wall of the sleeve pipe 74 is sealed to prevent leakage during the detection process, which may affect the detection effect. After fixing the equipment, the pressure pump 4 is controlled to start working. Through the power generated during the operation of the pressure pump 4, water is transported into the U-shaped detection box 61 and passes through the inside of the filter box 81. At the same time, the fixed ring 83 and the conical filter rack 84 cooperate to filter the water used for detection to prevent impurities in the water from affecting the detection effect. During the detection process, the locking bolts 92 are loosened, and then the push-pull rod 93 is grasped to perform push-pull operations to move the sealing door 91 to a suitable position for shielding, preventing harm to the staff when the motor housing 5 is damaged due to excessive pressure during the detection process, thus completing the sealing detection work of the motor housing 5.

[0034] Any technical solution that uses the technical solution of the present invention or is designed by those skilled in the art inspired by the technical solution of the present invention and achieves the above technical effects falls within the protection scope of the present invention.

Claims

1. A water-cooled motor housing seal detection device, comprising a fixed box (1), wherein the four corners of the bottom end of the fixed box (1) are respectively fixed with support blocks (2) by bolts; the upper left side of the fixed box (1) is fixed with a connecting plate (3) by bolts; the middle position of the upper left side of the connecting plate (3) is fixed with a pressure pump (4) by bolts; the middle position of the inner part of the fixed box (1) is provided with a motor housing (5); characterized in that, The outer wall of the motor housing (5) in the water-cooled motor housing sealing detection device is provided with a detection-preventable connecting box structure (6); a sealable pushing and fixing pipe structure (7) is provided at the middle position of the top inner end of the detection-preventable connecting box structure (6); a multi-stage filtering connecting box structure (8) is provided above the booster pump (4); the right end of the detection-preventable connecting box structure (6) is connected with a slidable shielding sealing door structure (9); the front and rear ends of the detection-preventable connecting box structure (6) are provided with shielding observation pieces (10); the detection-preventable connecting box structure (6) comprises a U-shaped detection box (61), and a placement seat (62) is bolted to the middle position of the inner bottom end of the U-shaped detection box (61); the bottom end of the connecting pipe (63) is threadedly connected to the middle position on the right side of the upper end of the U-shaped detection box (61); a pressure gauge (64) is threadedly connected to the outer wall of the right end of the connecting pipe (63); and a pressure relief pipe (65) is threadedly connected to the upper part of the left middle position of the U-shaped detection box (61).

2. The water-cooled motor housing sealing detection device according to claim 1, characterized in that: The sealable pushable fixed tube structure (7) comprises a fixed tube (71), the inner top end of which is fixed with a spring (72); the bottom end of the spring (72) is fixed to the upper end of a sliding ring (73); and the sliding ring (73) is bolted to the outer wall of the upper end of the sleeve tube (74).

3. The water-cooled motor housing sealing detection device according to claim 1, characterized in that: The multi-stage filtering connection box structure (8) comprises a filter box (81), a sealing cover (82) being fixed to the bottom of the filter box (81) by bolts; fixing rings (83) are fixed to the inner wall of the filter box (81) by bolts from top to bottom; and conical filter frames (84) are fixed to the inner wall of the fixing ring (83) by bolts.

4. The water-cooled motor housing sealing detection device according to claim 1, characterized in that: The slidable shielding sealing door structure (9) comprises a sealing door (91), wherein a locking bolt (92) slides through the sliding holes opened in the upper and lower ends of the sealing door (91); a push-pull rod (93) is bolted to the upper middle position of the right front side of the sealing door (91); and a pressurizing pipe (94) is threadedly penetrated through the lower middle position of the right side of the sealing door (91).

5. The water-cooled motor housing sealing detection device according to claim 1, characterized in that: The bottom end of the U-shaped detection box (61) is bolted to the middle position of the bottom end of the fixed box (1); the bottom end of the motor housing (5) is plugged into the middle position of the upper end of the placement seat (62); and the front and rear ends of the U-shaped detection box (61) are respectively bolted with shielding observation plates (10).

6. The water-cooled motor housing sealing detection device according to claim 2, characterized in that: The upper end bolt of the fixing tube (71) is fixed to the middle position of the inner top of the U-shaped detection box (61); and the sleeve tube (74) is sleeved on the upper outer wall of the motor housing (5).

7. The water-cooled motor housing sealing detection device according to claim 3, characterized in that: The sealing cover (82) is connected to the top of the pressure pump (4) through a pipeline and is connected to the filter box (81); the upper end of the filter box (81) is connected to the upper end of the U-shaped detection box (61) through a pipeline.

8. The water-cooled motor housing sealing detection device according to claim 4, characterized in that: The locking bolts (92) are respectively threadedly connected to the middle position of the upper right side and the middle position of the lower right side of the U-shaped detection box (61); the sealing door (91) is arranged on the right side of the U-shaped detection box (61) and is in contact with the box.

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