CN220711292U - Fixing device for maintaining stator of motor with adjustable fastening point - Google Patents

Abstract

The utility model relates to the technical field of motor maintenance and discloses a motor stator maintenance fixing device with adjustable fastening points, which comprises cross beams and longitudinal beams, wherein the two cross beams and the two longitudinal beams are welded end to form a rectangular frame; a centering clamping device is fixedly connected to the rectangular frame and is used for placing a motor stator; a fastening chain component is fixedly connected to the rectangular frame; the fastening chain component comprises a lug arranged on the rectangular frame, a pin hole is formed in the side face of the lug, a chain is hinged to the pin hole in the lug on one side, a turnbuckle is hinged to the pin hole in the lug on the other side, and a hook of the turnbuckle is connected with the chain in a hanging mode; this application is through setting up the fastening chain subassembly, can adjust turnbuckle screw length, realizes being suitable for the fixed problem of different motor sizes, simultaneously through setting up two sets of centering clamping device, realizes carrying out a plurality of position fixes to motor stator, and then realizes more stable fixing.

Description

Fixing device for maintaining stator of motor with adjustable fastening point

Technical Field

The utility model relates to the technical field of motor maintenance, in particular to a motor stator maintenance fixing device with adjustable fastening points.

Background

The motor stator is the stationary part of the motor. The stator consists of a stator core, a stator winding and a stand. 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 (output) current.

The chinese patent with the patent number CN216464176U discloses a maintenance auxiliary tool for a synchronous motor, the stator of the synchronous motor adopts a transverse fixing mode, but when the winding of the stator of the motor is cleaned, winding cutting, stripping and cleaning operations are required to be performed respectively, when the winding is stripped or cleaned, only one fixing position is provided in the length direction of the stator of the motor by adopting a fixing mode in the prior art, and the fixing is not stable enough.

Disclosure of Invention

The utility model aims to provide a motor stator maintenance fixing device with an adjustable fastening point, which effectively solves the problem that the existing fixing mode in the background art is not stable enough in motor stator fixation.

The technical scheme adopted by the utility model is as follows: the motor stator maintenance fixing device with the adjustable fastening point comprises cross beams and longitudinal beams, wherein the two cross beams and the two longitudinal beams are connected end to end and welded to form a rectangular frame; centering clamping devices are fixedly connected to the rectangular frame, the number of the centering clamping devices is 2 groups, and the centering clamping devices are used for placing a motor stator; a fastening chain assembly is fixedly connected to the rectangular frame, and the number of the fastening chain assemblies is 1; the fastening chain component comprises a lug arranged on the rectangular frame, a pin hole is formed in the side face of the lug, a chain is hinged to the pin hole in the lug on one side, a turnbuckle is hinged to the pin hole in the lug on the other side, and a hook of the turnbuckle is connected with the chain in a hanging mode.

The utility model has the beneficial effects that: this application is through setting up the fastening chain subassembly, can adjust turnbuckle screw length, realizes being suitable for the fixed problem of different motor sizes, simultaneously through setting up two sets of centering clamping device, realizes carrying out a plurality of fixed positions to motor stator, and then realizes more stable fixing, because centering clamping device carries out synchronous regulation, and then can realize accurate location.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the motor according to the present utility model after the stator is placed.

Fig. 3 is a schematic perspective view of the centering and clamping device.

Fig. 4 is a schematic perspective view of a slider.

Fig. 5 is a schematic perspective view of a guide shaft.

In the figure: 1. a cross beam; 2. a longitudinal beam; 3. a rectangular frame; 4. centering and clamping device; 5. a motor stator; 6. fastening the chain assembly; 7. a lug; 8. a pin hole; 9. a chain; 10. a turnbuckle; 11. a chute; 12. a bearing seat; 13. a two-way threaded rod; 14. a slide block; 15. a guide shaft; 16. a guide hole; 17. rotating the handle; 18. a limit protrusion; 19. a vertical beam; 20. a bottom beam; 21. a sloping beam; 22. positioning a nut; 23. a bolt head.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings, which are given by way of illustration only, and not limitation.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1, the motor stator maintenance fixing device with the adjustable fastening point comprises cross beams 1 and longitudinal beams 2, wherein the two cross beams 1 and the two longitudinal beams 2 are welded end to form a rectangular frame 3; as shown in fig. 2, centering clamping devices 4 are fixedly connected on the rectangular frame 3 through bolts, the number of the centering clamping devices 4 is 2 groups, the centering clamping devices 4 are used for placing motor stators 5, and the left, right and downward degrees of freedom of the motor stators 5 are limited; the rectangular frame 3 is fixedly connected with a fastening chain component 6 through bolts, the fastening chain component 6 is 1 group, the fastening chain component 6 comprises lugs 7 arranged on the rectangular frame 3, pin holes 8 are formed in the side faces of the lugs 7, the pin holes 8 on one side of the lugs 7 are connected with chains 9 through bolts, the pin holes 8 on the other side of the lugs 7 are connected with turnbuckle screws 10 through bolts, hooks of the turnbuckle screws 10 are hung with the chains 9, the turnbuckle screws 10 are commercial products, the hooks of the turnbuckle screws 10 are hung with the chains 9, the chains 9 press the motor stator 5 from above, the sleeves of the turnbuckle screws 10 are rotated to tighten the hooks, and therefore the encircling of the chains 9 to the motor stator 5 is achieved, and the hanging positions of the turnbuckle screws 10 and the chains 9 are different, namely, the fastening points can be adjusted; this application is through setting up fastening chain assembly 6, can adjust turnbuckle 10 length, realizes being suitable for the fixed problem of different motor sizes, simultaneously through setting up two sets of centering clamping device 4, realizes carrying out a plurality of fixed positions to motor stator 5, and then realizes more stable fixing, because centering clamping device 4 carries out synchronous regulation, and then can realize accurate location.

As shown in fig. 3, as an optimization of an embodiment, the centering and clamping device 4 comprises a chute 11, wherein the chute 11 is in a U shape, an opening is arranged upwards, and the chute 11 and the rectangular frame 3 are fixed through bolts; bearing seats 12 are fixedly connected in the notches of the sliding grooves 11, the number of the bearing seats 12 is 2 and symmetrically arranged, two-way threaded rods 13 are rotationally connected between the bearing seats 12, sliding blocks 14 are screwed on the threaded parts of the two-way threaded rods 13, the sliding blocks 14 are used for supporting the motor stator 5, guide shafts 15 which extend outwards are fixedly connected to the side walls of the sliding blocks 14, at least 4 guide shafts 15 on a single sliding block 14 are arranged in a matrix; the side wall of the chute 11 is provided with a guide hole 16, the guide hole 16 is horizontally matched with the guide shaft 15 in a sliding manner, the guide hole 16 is horizontally arranged, and the two sliding blocks 14 are simultaneously driven to move in opposite directions or in opposite directions by rotating the bidirectional threaded rod 13, so that the sliding blocks 14 clamp the motor stator 5 in a centering manner.

As shown in fig. 3, as an optimization of the embodiment, a rotating handle 17 is installed at the shaft end of the bi-directional threaded rod 13, and the rotating handle 17 can be replaced by a driving motor.

As shown in fig. 3, as an optimization of an embodiment, two ends of the chute 11 are in a chamfer structure, so that the bolt can be screwed conveniently.

As shown in fig. 4, as an optimization of the embodiment, a limiting protrusion 18 is arranged at the middle position of the bidirectional threaded rod 13, and when the bidirectional threaded rod is clamped to a certain position, the limiting motion of the sliding block 14 is realized.

As shown in fig. 4, as an optimization of an embodiment, the sliding block 14 comprises a vertical beam 19, a bottom beam 20 and an inclined beam 21, wherein the vertical beam 19, the bottom beam 20 and the inclined beam 21 are welded end to form a right triangle frame, the inclined beam 21 is used for supporting the motor stator 5, and the vertical beam 19 and the bottom beam 20 are in threaded connection with the bidirectional threaded rod 13, so that centering clamping of the motor stator 5 is achieved.

As shown in fig. 5, as an optimization of an embodiment, the guide shaft 15 is composed of a positioning nut 22 arranged on the side wall of the slide block 14 and a bolt head 23 screwed on the positioning nut 22, the side wall of the bolt head 23 is in sliding fit with the guide hole 16, the bolt head 23 can prevent the guide shaft 15 from derailing, and meanwhile, the guide shaft 15 enables the slide block 14 to be suspended, so that friction between the slide block 14 and the slide groove 11 is avoided.

As optimization of the embodiment, the cross beam 1, the longitudinal beam 2 and the sliding groove 11 are made of channel steel, so that the structural strength is high, and the cost is low.

As shown in fig. 2, the application scenario and the working principle are as follows: when the motor stator 5 is hoisted to the sliding blocks 14 in use, the bidirectional threaded rod 13 is driven to rotate by rotating the rotating handle 17, and the bidirectional threaded rod 13 penetrates through the sliding blocks 14 and is in threaded connection with the sliding blocks 14, so that when the bidirectional threaded rod 13 rotates, a pair of sliding blocks 14 are necessarily driven to move relatively inwards, and the height of the motor is compacted and can be increased, so that the motor stator 5 winding cleaning operation requirement is met; in order to increase the operation stability, the chain 9 is wrapped around the motor stator 5, the turnbuckle 10 is hung with the chain 9, and then the length of the turnbuckle 10 is adjusted, so that the fastening requirement on the motor stator 5 is met.

Although the present utility model has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that the foregoing embodiments may be modified and practiced in the field of the utility model, and that certain modifications, equivalents, improvements and substitutions may be made thereto without departing from the spirit and principles of the utility model.

Claims (6)

1. The motor stator maintenance fixing device with the adjustable fastening point comprises cross beams (1) and longitudinal beams (2), and is characterized in that the two cross beams (1) and the two longitudinal beams (2) are connected end to end and welded to form a rectangular frame (3); centering clamping devices (4) are fixedly connected to the rectangular frame (3), the number of the centering clamping devices (4) is 2 groups, and the centering clamping devices (4) are used for placing motor stators (5); a fastening chain component (6) is fixedly connected to the rectangular frame (3), and the fastening chain component (6) is 1 group; the fastening chain component (6) comprises a lug (7) arranged on the rectangular frame (3), a pin hole (8) is formed in the side face of the lug (7), a chain (9) is hinged to the pin hole (8) in the lug (7) on one side, a turnbuckle (10) is hinged to the pin hole (8) in the lug (7) on the other side, and a hook of the turnbuckle (10) is connected with the chain (9) in a hanging mode.

2. The motor stator maintenance fixing device with the adjustable fastening points according to claim 1, wherein the centering clamping device (4) comprises a chute (11), bearing seats (12) are arranged in notches of the chute (11), a bidirectional threaded rod (13) is rotatably connected between the bearing seats (12), a sliding block (14) is screwed on a threaded part of the bidirectional threaded rod (13), the sliding block (14) is used for supporting a motor stator (5), and a guide shaft (15) extending outwards is arranged on the side wall of the sliding block (14); the side wall of the chute (11) is provided with a guide hole (16), and the guide hole (16) is horizontally matched with the guide shaft (15) in a sliding manner.

3. An adjustable fastening point motor stator service fixture according to claim 2, characterized in that the shaft end of the bi-directional threaded rod (13) is provided with a turning handle (17) or a drive motor.

4. An adjustable fastening point motor stator service fixture according to claim 2, characterized in that the centering of the bi-directional threaded rod (13) is provided with a limit projection (18).

5. An adjustable fastening point motor stator service fixture according to claim 2, characterized in that the slide block (14) comprises a vertical beam (19), a bottom beam (20), a diagonal beam (21); the vertical beams (19), the bottom beams (20) and the inclined beams (21) are welded end to form a right triangle frame, wherein the inclined beams (21) are used for supporting the motor stator (5), and the vertical beams (19) and the bottom beams (20) are in threaded connection with the bidirectional threaded rod (13).

6. An adjustable fastening point motor stator maintenance fixture according to claim 2, characterized in that the guide shaft (15) consists of a positioning nut (22) provided on the side wall of the slide block (14) and a bolt head (23) screwed on the positioning nut (22), the side wall of the bolt head (23) being in sliding fit with the guide hole (16).