Stator shaft convenient to disassemble and assemble

Abstract

The stator shaft comprises a lower shell, an upper shell is arranged above the lower shell, the outer surface of the lower shell and the outer surface of the upper shell are both fixedly connected with annular plates, the upper surface of each annular plate is provided with a group of connecting holes, the interiors of each group of connecting holes are jointly connected with connecting bolts, and the connecting bolts are connected with the lower shell. A supporting plate is fixedly connected to the inner wall of the lower shell, a stator shaft body is placed on the upper surface of the supporting plate, and two sets of pressing blocks are fixedly connected to the outer surface of the stator shaft body. According to the device, through cooperation of the supporting plate, the annular plate, the connecting holes, the connecting bolts, the pressing blocks, the square grooves and the L-shaped plates, after the L-shaped plates enter the square grooves, the connecting holes can be connected through the connecting bolts, meanwhile, the L-shaped plates press the pressing blocks and press the top end of the stator shaft body downwards, and therefore the stator shaft body is fixed; during disassembly, only the connecting bolts need to be disassembled, so that a worker can disassemble and assemble conveniently, and overhaul by the worker is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of stator shafts, in particular to a stator shaft which is easy to disassemble and assemble. Background Art

[0002] The stator is a fixed part of the machine. It consists of three parts: stator core, stator winding and frame. The main function of the stator is to generate a rotating magnetic field, while the main function of the rotor is to be cut by magnetic lines of force in the rotating magnetic field to generate current.

[0003] At present, when disassembling the stator shaft, it is troublesome because of its complicated installation structure, which affects the speed of maintenance by the staff. Therefore, we propose a stator shaft that is easy to disassemble and assemble to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a stator shaft that is easy to disassemble and assemble, so as to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A stator shaft that is easy to disassemble and assemble comprises a lower shell, an upper shell is arranged above the lower shell, an annular plate is fixedly connected to the outer surface of the lower shell and the outer surface of the upper shell, a group of connecting holes is opened on the upper surface of each annular plate, a connecting bolt is commonly connected to the inside of each group of connecting holes, a supporting plate is fixedly connected to the inner wall of the lower shell, a stator shaft body is placed on the upper surface of the supporting plate, two groups of pressing blocks are fixedly connected to the outer surface of the stator shaft body, a square groove is opened on the upper surface of each pressing block, an L-shaped plate is inserted into the inside of each square groove, and the top of each L-shaped plate is connected to the inner wall of the upper shell.

[0007] In a further embodiment, two groups of stabilizing blocks are fixedly connected to the inner wall of the lower shell, and a stabilizing groove is provided on a side of each group of stabilizing blocks close to each other, and a stabilizing plate is slidably connected to the inner wall of each stabilizing groove, and a side of each group of stabilizing plates close to each other is connected to the outer surface of the stator shaft body.

[0008] In a further embodiment, an annular groove is formed on the upper surface of the support plate, a positioning ring is slidably connected to the inner wall of the annular groove, and the upper surface of the positioning ring is connected to the bottom surface of the stator shaft body.

[0009] In a further embodiment, a group of reinforcement blocks are fixedly connected to the outer surface of the stator shaft body, each reinforcement block has a socket on the bottom surface, each socket has an insertion rod inserted inside, and the bottom end of each insertion rod is connected to the upper surface of the support plate.

[0010] In a further embodiment, a stabilizing ring is slidably connected to the outer surface of the stator shaft body, and the outer surface of the stabilizing ring is connected to the inner wall of the upper shell.

[0011] In a further embodiment, a nut is threadedly connected to the outside of each connecting bolt.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The device cooperates with the support plate, annular plate, connecting holes, connecting bolts, pressure blocks, square grooves and L-shaped plates. When the L-shaped plate enters the square groove, the connecting holes can be connected by the connecting bolts. At the same time, the L-shaped plate will press the pressure blocks and press down the top of the stator shaft body, thereby fixing it. When disassembling, only the connecting bolts need to be removed, which is convenient for the staff to disassemble and assemble, and is conducive to the staff to carry out maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 Schematic diagram of the three-dimensional structure of the stator shaft for easy disassembly and assembly.

[0015] Figure 2 A schematic diagram of the three-dimensional structure of the front section view of the upper shell of the stator shaft for easy disassembly and assembly.

[0016] Figure 3 A schematic diagram of the three-dimensional structure of the stator shaft body for easy disassembly and assembly of the stator shaft.

[0017] In the figure: 1. lower shell; 2. upper shell; 3. annular plate; 4. connecting hole; 5. connecting bolt; 6. stabilizing ring; 7. square groove; 8. stabilizing plate; 9. stator shaft body; 10. support plate; 11. positioning ring; 12. annular groove; 13. stabilizing block; 14. stabilizing groove; 15. pressing block; 16. L-shaped plate; 17. reinforcement block; 18. socket; 19. plug rod. DETAILED DESCRIPTION

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0019] 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.

[0020] See also Figure 1-3 In the utility model, a stator shaft that is easy to disassemble and assemble comprises a lower shell 1, an upper shell 2 is arranged above the lower shell 1, an annular plate 3 is fixedly connected to the outer surface of the lower shell 1 and the outer surface of the upper shell 2, a group of connecting holes 4 are opened on the upper surface of each annular plate 3, and a connecting bolt 5 is commonly connected inside each group of connecting holes 4, a supporting plate 10 is fixedly connected to the inner wall of the lower shell 1, a stator shaft body 9 is placed on the upper surface of the supporting plate 10, and two groups of pressing blocks 15 are fixedly connected to the outer surface of the stator shaft body 9, a square groove 7 is opened on the upper surface of each pressing block 15, an L-shaped plate 16 is inserted into the inside of each square groove 7, and the top of each L-shaped plate 16 is connected to the inner wall of the upper shell 2.

[0021] Two groups of stabilizing blocks 13 are fixedly connected to the inner wall of the lower shell 1, and a stabilizing groove 14 is provided on the side of each group of stabilizing blocks 13 close to each other. A stabilizing plate 8 is slidably connected to the inner wall of each stabilizing groove 14, and a side of each group of stabilizing plates 8 close to each other is connected to the outer surface of the stator shaft body 9. By connecting the stabilizing plate 8 and the stabilizing groove 14, the side of the stator shaft body 9 can be stabilized to prevent it from deviating.

[0022] An annular groove 12 is provided on the upper surface of the support plate 10, and a positioning ring 11 is slidably connected to the inner wall of the annular groove 12. The upper surface of the positioning ring 11 is connected to the bottom surface of the stator shaft body 9. When the positioning ring 11 enters the annular groove 12, the firmness of the stator shaft body 9 on the support plate 10 can be guaranteed to prevent misalignment at the bottom.

[0023] A group of reinforcement blocks 17 are fixedly connected to the outer surface of the stator shaft body 9, and a socket 18 is provided on the bottom surface of each reinforcement block 17. A plug rod 19 is inserted into the inside of each socket 18, and the bottom end of each plug rod 19 is connected to the upper surface of the support plate 10. When the plug rod 19 is inserted into the socket 18, the stator shaft body 9 can be further reinforced, thereby improving the stability of the stator shaft body 9.

[0024] The outer surface of the stator shaft body 9 is slidably connected with a stabilizing ring 6, and the outer surface of the stabilizing ring 6 is connected to the inner wall of the upper shell 2. The stabilizing ring 6 can be used to stabilize the top of the stator shaft body 9 to prevent collision damage between the upper shell 2 and the stator shaft body 9.

[0025] The outside of each connecting bolt 5 is threadedly connected with a nut, and the nut can be used to reinforce the connecting bolt 5, thereby ensuring the firmness between the upper shell 2 and the lower shell 1.

[0026] The working principle of the utility model is: when the stator shaft body 9 needs to be installed, the stator shaft body 9 is first placed into the lower shell 1, and the positioning ring 11 at the bottom of the stator shaft body 9 is inserted into the annular groove 12, and the insertion rod 19 enters the insertion hole 18, and the stabilizing plate 8 enters the stabilizing groove 14, and then the upper shell 2 is set on the top of the stator shaft body 9, and the L-shaped plate 16 is inserted into the square groove 7, and the annular plates 3 are aligned, and then the connecting bolts 5 are used to connect the connecting holes 4, and the L-shaped plate 16 will form a pressure on the pressure block 15, thereby forming a stable stator shaft body 9. When disassembling, only the connecting bolts 5 need to be removed, and the stator shaft body 9 can be quickly disassembled, so that it is convenient for the staff to inspect and repair the stator shaft body 9.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A stator shaft that is easy to disassemble and assemble, characterized in that: The invention comprises a lower shell (1), an upper shell (2) is arranged above the lower shell (1), an annular plate (3) is fixedly connected to the outer surface of the lower shell (1) and the outer surface of the upper shell (2), a group of connecting holes (4) is opened on the upper surface of each annular plate (3), and a connecting bolt (5) is commonly connected inside each group of connecting holes (4), a supporting plate (10) is fixedly connected to the inner wall of the lower shell (1), a stator shaft body (9) is placed on the upper surface of the supporting plate (10), and two groups of pressing blocks (15) are fixedly connected to the outer surface of the stator shaft body (9), a square groove (7) is opened on the upper surface of each pressing block (15), an L-shaped plate (16) is inserted inside each square groove (7), and the top end of each L-shaped plate (16) is connected to the inner wall of the upper shell (2).

2. The stator shaft that is easy to disassemble and assemble according to claim 1, characterized in that: Two groups of stabilizing blocks (13) are fixedly connected to the inner wall of the lower shell (1), and a stabilizing groove (14) is provided on a side surface of each group of stabilizing blocks (13) close to each other, and a stabilizing plate (8) is slidably connected to the inner wall of each stabilizing groove (14), and a side surface of each group of stabilizing plates (8) close to each other is connected to the outer surface of the stator shaft body (9).

3. The stator shaft that is easy to disassemble and assemble according to claim 1, characterized in that: An annular groove (12) is provided on the upper surface of the support plate (10), a positioning ring (11) is slidably connected to the inner wall of the annular groove (12), and the upper surface of the positioning ring (11) is connected to the bottom surface of the stator shaft body (9).

4. The stator shaft that is easy to disassemble and assemble according to claim 1, characterized in that: A group of reinforcement blocks (17) are fixedly connected to the outer surface of the stator shaft body (9), and a plug hole (18) is provided on the bottom surface of each reinforcement block (17). An insertion rod (19) is inserted into the interior of each insertion hole (18), and the bottom end of each insertion rod (19) is connected to the upper surface of the support plate (10).

5. The stator shaft that is easy to disassemble and assemble according to claim 1, characterized in that: The outer surface of the stator shaft body (9) is slidably connected to a stabilizing ring (6), and the outer surface of the stabilizing ring (6) is connected to the inner wall of the upper shell (2).

6. The stator shaft that is easy to disassemble and assemble according to claim 1, characterized in that: The exterior of each connecting bolt (5) is threadedly connected with a nut.

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