End cover dismounting tool

Abstract

The utility model provides an end cover dismounting tool. The end cover dismounting tool comprises a hydraulic rod; the chassis is arranged at the bottom of the hydraulic rod, and a plurality of first threaded holes are formed in the chassis; the multiple threaded rods are in threaded connection with the inner side faces of the multiple first threaded holes correspondingly; and the end cover is arranged at the top of the hydraulic rod, and a plurality of second threaded holes are formed in the end cover. According to the end cover dismounting tool, the hydraulic rod, the base plate, the first threaded hole, the threaded rod, the end cover, the second threaded hole and other structures are matched with one another, and when the end cover dismounting tool is used, the two ends of the threaded rod are in threaded connection to the inner side faces of the first threaded hole and the second threaded hole correspondingly; the end cover and the base plate are connected through the threaded rod, then the hydraulic rod is placed between the end cover and the base plate and extends to enable the movable end to abut against the upper face of the main shaft, and then the end cover is pulled out, so that a user can conveniently disassemble the end cover, and operation is convenient and fast.

Description

Technical Field

[0001] The invention relates to the technical field of motors, and in particular to an end cover disassembly tool. Background Art

[0002] An electric motor (commonly known as a "motor") is an electromagnetic device that converts or transmits electrical energy based on the law of electromagnetic induction. It is divided into electric motors (symbol M) and generators (symbol G).

[0003] As an important power source widely used in various equipment, the normal operation of the motor is crucial, and the motor end cover bearing is one of the key components to ensure the smooth operation of the motor.

[0004] When maintaining the motor, the end cover needs to be removed before the bearing is removed. Since the end cover and the motor housing are installed with interference fit, it is difficult to remove the end cover.

[0005] Therefore, it is necessary to provide an end cover disassembly tool to solve the above technical problems. Summary of the invention

[0006] The invention provides an end cover disassembly tool, which solves the problem that it is difficult to disassemble the motor end cover.

[0007] In order to solve the above technical problems, the present invention provides an end cover disassembly tool, comprising:

[0008] Hydraulic lever;

[0009] A chassis, the chassis is arranged at the bottom of the hydraulic rod, and a plurality of first threaded holes are opened inside the chassis;

[0010] A plurality of threaded rods, wherein the plurality of threaded rods are respectively threadedly connected to the inner side surfaces of the plurality of first threaded holes;

[0011] An end cover is arranged on the top of the hydraulic rod, and a plurality of second threaded holes are opened inside the end cover, and the second threaded holes are threadedly connected to the outer side surface of the threaded rod.

[0012] Preferably, a through hole is opened inside the chassis, a guide rod is fixedly installed on the bottom of the hydraulic rod, and the guide rod is arranged on the inner side surface of the through hole.

[0013] Preferably, a connecting piece is fixedly mounted on one side of the hydraulic rod.

[0014] Preferably, a pin hole is provided inside the top of the threaded rod, and a magnetic ring is provided on the inner side of the pin hole.

[0015] Preferably, an insertion groove is provided at the top of the threaded rod, a latch is provided on the inner side into which the insertion is made, a second groove is provided on the top of the outer side of the latch, and a first groove is provided on the top of the outer side of the threaded rod.

[0016] Preferably, the outer sides of the first groove and the second groove are both sleeved with connecting ropes.

[0017] Preferably, a magnetic plate is fixedly mounted on the bottom of the inner side of the insertion slot, and the magnetic plate is magnetically attracted to the bottom of the latch.

[0018] Compared with the related art, the end cover disassembly tool provided by the present invention has the following beneficial effects:

[0019] The present invention provides an end cover disassembly tool, which cooperates with each other through structures such as a hydraulic rod, a chassis, a first threaded hole, a threaded rod, an end cover and a second threaded hole. When in use, the two ends of the threaded rod are respectively threadedly connected to the inner sides of the first threaded hole and the second threaded hole, so that the end cover and the chassis are connected through the threaded rod, and then the hydraulic rod is placed in the middle of the end cover and the chassis and extended so that the moving end is against the main shaft, and then the end cover is pulled out, so that it is convenient for users to disassemble the end cover, and the operation is convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic structural diagram of a first embodiment of an end cover disassembly tool provided by the present invention;

[0021] Figure 2 for Figure 1 The schematic diagram of the chassis structure shown;

[0022] Figure 3 for Figure 1 The schematic diagram of the hydraulic rod structure shown;

[0023] Figure 4 A schematic structural diagram of a second embodiment of an end cover disassembly tool provided by the present invention;

[0024] Figure 5 A schematic structural diagram of a third embodiment of an end cover disassembly tool provided by the present invention.

[0025] Numbers in the figure: 1, hydraulic rod, 11, connecting piece, 12, guide rod, 2, chassis, 21, through hole, 22, first threaded hole, 3, threaded rod, 4, end cover, 41, second threaded hole, 5, pin hole, 51, first groove, 52, insertion groove, 53, pin, 54, second groove, 55, connecting rope, 56, magnetic ring, 6, magnetic plate. DETAILED DESCRIPTION

[0026] The present invention will be further described below in conjunction with the accompanying drawings and implementation modes.

[0027] First embodiment

[0028] Please refer to Figure 1 , Figure 2 , Figure 3 ,in, Figure 1 A schematic structural diagram of a first embodiment of an end cover disassembly tool provided by the present invention; Figure 2 for Figure 1 The schematic diagram of the chassis structure shown; Figure 3 for Figure 1 The schematic diagram of the hydraulic rod structure is shown. An end cover disassembly tool comprises: a hydraulic rod 1;

[0029] A chassis 2, wherein the chassis 2 is arranged at the bottom of the hydraulic rod 1, and a plurality of first threaded holes 22 are opened inside the chassis 2;

[0030] A plurality of threaded rods 3, wherein the plurality of threaded rods 3 are respectively threadedly connected to the inner side surfaces of the plurality of first threaded holes 22;

[0031] The end cover 4 is arranged on the top of the hydraulic rod 1 , and a plurality of second threaded holes 41 are formed inside the end cover 4 , and the second threaded holes 41 are threadedly connected to the outer side surface of the threaded rod 3 .

[0032] A through hole 21 is formed inside the chassis 2 , and a guide rod 12 is fixedly mounted on the bottom of the hydraulic rod 1 . The guide rod 12 is disposed on the inner side of the through hole 21 .

[0033] A connecting piece 11 is fixedly mounted on one side of the hydraulic rod 1 .

[0034] The working principle of the end cover disassembly tool provided by the present invention is as follows:

[0035] When in use, multiple threaded rods 3 are respectively threadedly connected to the inner side of the first threaded hole 22, so that the chassis 2 and the threaded rod 3 are installed, and then one end of the threaded rod 3 is inserted into the inner side of the second threaded hole 41, and the threaded rod 3 is rotated by mechanical energy, so that the threaded rod 3 and the end cover 4 are installed, and then the hydraulic rod 1 is placed between the chassis 2 and the end cover 4, and one end of the guide rod 12 is inserted into the inner side of the through hole 21, so that the hydraulic rod 1 and the chassis 2 are limited by the guide rod 12, and then the connecting piece 11 is connected to the hydraulic press, so as to drive the hydraulic rod 1 to extend, so that the moving end of the hydraulic rod 1 is against the top of the motor main shaft, thereby pulling the end cover 4 until the end cover 4 is removed from the top of the motor housing.

[0036] Compared with the related art, the end cover disassembly tool provided by the present invention has the following beneficial effects:

[0037] Through the cooperation of structures such as the hydraulic rod 1, the chassis 2, the first threaded hole 22, the threaded rod 3, the end cover 4 and the second threaded hole 41, when in use, the two ends of the threaded rod 3 are respectively threadedly connected to the inner sides of the first threaded hole 22 and the second threaded hole 41, so that the end cover 4 and the chassis 2 are connected through the threaded rod 3, and then the hydraulic rod 1 is placed in the middle of the end cover 4 and the chassis 2, and extended so that the moving end is against the main shaft, and then the end cover 4 is pulled out, so that it is convenient for the user to disassemble the end cover 4, and the operation is convenient and quick.

[0038] Second embodiment

[0039] Please refer to Figure 4 Based on the end cover disassembly tool provided in the first embodiment of the present application, the second embodiment of the present application provides another end cover disassembly tool. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0040] Specifically, the difference of the end cover disassembly tool provided in the second embodiment of the present application is that, in the end cover disassembly tool, a pin hole 5 is opened inside the top of the threaded rod 3, and a magnetic ring 56 is provided on the inner side of the pin hole 5.

[0041] The threaded rod 3 has an insertion slot 52 at its top, a latch 53 is provided on the inner side of the insertion slot 52 , a second groove 54 is provided on the top of the outer side of the latch 53 , and a first groove 51 is provided on the top of the outer side of the threaded rod 3 .

[0042] A connecting rope 55 is sleeved on the outer side of the first groove 51 and the second groove 54 .

[0043] By setting a magnetic ring 56 on the inner side of the latch hole 5, the magnetic ring 56 and the latch 53 can be magnetically attracted to each other during use, and then the latch 53 can be limited;

[0044] By respectively sleeved the two ends of the connecting rope 55 on the outer side surfaces of the first groove 51 and the second groove 54 , it is possible to prevent the latch 53 from falling off from the threaded rod 3 .

[0045] The working principle of the end cover disassembly tool provided by the present invention is as follows:

[0046] When in use, the threaded rod 3 is inserted into the inner side of the second threaded hole 41. At this time, the diameter of the threaded rod 3 is smaller than the second threaded hole 41. Then the user pulls out the pin 53 from the inner side of the insertion groove 52, and then inserts the pin 53 into the inner side of the magnetic ring 56, thereby installing the pin 53 to the inner side of the magnetic ring 56. When used subsequently, when the hydraulic rod 1 is extended, the pin 53 abuts against the top of the end cover 4.

[0047] Compared with the related art, the end cover disassembly tool provided by the present invention has the following beneficial effects:

[0048] Through the cooperation of structures such as the pin hole 5, the first groove 51, the insertion groove 52, the pin 53, the second groove 54, the connecting rope 55 and the magnetic ring 56, when in use, when it is necessary to limit the threaded rod 3 and the end cover 4, it is only necessary to insert the pin 53 into the inner side of the magnetic ring 56, and then make one side of the pin 53 abut against the side of the end cover 4, thereby playing a limiting role, and the operation is convenient and quick.

[0049] Third embodiment

[0050] Please refer to Figure 5 Based on the end cover disassembly tool provided in the first embodiment of the present application, the third embodiment of the present application provides another end cover disassembly tool. The third embodiment is only a preferred embodiment of the first embodiment, and the implementation of the third embodiment will not affect the independent implementation of the first embodiment.

[0051] Specifically, the difference of the end cover disassembly tool provided in the third embodiment of the present application is that, in an end cover disassembly tool, a magnetic plate 6 is fixedly installed on the bottom of the inner side of the insertion slot 52, and the magnetic plate 6 is magnetically attracted to the bottom of the pin 53.

[0052] The working principle of the end cover disassembly tool provided by the present invention is as follows:

[0053] When in use, the user can insert the latch 53 into the inner side of the insertion slot 52 , and the latch 53 will be magnetically attracted to the magnetic plate 6 , so that the latch 53 can be limited.

[0054] Compared with the related art, the end cover disassembly tool provided by the present invention has the following beneficial effects:

[0055] The latch 53 is magnetically attracted by the magnetic plate 6 , so that when in use, the latch 53 can be limited to the inner side surface of the insertion slot 52 , thereby preventing the latch 53 from falling off from the inner side surface of the insertion slot 52 .

[0056] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An end cover disassembly tool, characterized in that: include: Hydraulic lever; A chassis, the chassis is arranged at the bottom of the hydraulic rod, and a plurality of first threaded holes are opened inside the chassis; A plurality of threaded rods, wherein the plurality of threaded rods are respectively threadedly connected to the inner side surfaces of the plurality of first threaded holes; An end cover is arranged on the top of the hydraulic rod, and a plurality of second threaded holes are opened inside the end cover, and the second threaded holes are threadedly connected to the outer side surface of the threaded rod.

2. The end cover disassembly tool according to claim 1, characterized in that: A through hole is provided inside the chassis, a guide rod is fixedly installed at the bottom of the hydraulic rod, and the guide rod is arranged on the inner side surface of the through hole.

3. The end cover disassembly tool according to claim 1, characterized in that: A connecting piece is fixedly installed on one side of the hydraulic rod.

4. The end cover disassembly tool according to claim 1, characterized in that: A pin hole is provided inside the top of the threaded rod, and a magnetic ring is provided on the inner side of the pin hole.

5. The end cover disassembly tool according to claim 4, characterized in that: The top of the threaded rod is provided with an insertion groove, the inner side surface into which the insertion is made is provided with a latch, the top of the outer side surface of the latch is provided with a second groove, and the top of the outer side surface of the threaded rod is provided with a first groove.

6. The end cover disassembly tool according to claim 5, characterized in that: The outer sides of the first groove and the second groove are both sleeved with connecting ropes.

7. The end cover disassembly tool according to claim 6, characterized in that: A magnetic plate is fixedly mounted on the bottom of the inner side of the insertion slot, and the magnetic plate is magnetically attracted to the bottom of the latch.

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