CN211579780U

CN211579780U - Variable speed motor rotating shaft with longitudinal deformation preventing structure

Info

Publication number: CN211579780U
Application number: CN202020571358.0U
Authority: CN
Inventors: 马志伟; 范明松
Original assignee: Jingjiang Mingyu Shaft Manufacturing Co ltd
Current assignee: Jingjiang Mingyu Shaft Manufacturing Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-09-25
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a variable speed motor pivot with prevent longitudinal deformation structure, including the pivot main part, the outside of pivot main part is evenly welded fastening has the strengthening rib, the fixed casting of the left and right sides symmetry of pivot main part has the fixed axle, and every group the fixed cover in the outside of fixed axle has connect the bearing, and the left side is a set of the outside cover of bearing is established and is installed the installation cover, and the outer wall right side welded fastening of installation cover has solid fixed ring, the draw-in groove has been seted up in the outer wall left side of installation cover. The utility model discloses a set up the anchor strut and inlay in the inside of spread groove, and the one end welded fastening of anchor strut is on the go-between, set up through connecting bolt fixed connection between go-between and the collar for the device is when using, through the joint support of anchor strut and go-between, make obtaining of output shaft consolidate, be favorable to preventing the device because receive the too big easy damage that leads to of longitudinal stress when using, simultaneously, be convenient for dismantle the anchor strut get off and change.

Description

Variable speed motor rotating shaft with longitudinal deformation preventing structure

Technical Field

The utility model relates to a motor shaft equipment technical field specifically is a variable speed motor pivot with prevent vertical deformation structure.

Background

The motor rotating shaft is a part for supporting the rotation of a motor, is used as a supporting part when a motor rotor coil rotates, and is usually inserted in the central axis position of the motor;

because in the motor working process, the rotating speed of the motor can be flexibly changed, the longitudinal stress of the motor rotating shaft when the motor rotating shaft rotates can be continuously changed, and the output end of the motor rotating shaft is installed on the outer side of the motor, and the other end of the output end of the motor rotating shaft is lack of limiting support, so that the output end of the motor rotating shaft is easily deformed and damaged by the longitudinal stress when the motor rotating shaft is used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a variable speed motor pivot with prevent vertical deformation structure to the current motor pivot that is used for variable speed during operation to use that proposes in solving above-mentioned background art, receive longitudinal stress easily and lead to the problem of deformation damage.

In order to achieve the above object, the utility model provides a following technical scheme: a variable speed motor rotating shaft with a structure for preventing longitudinal deformation comprises a rotating shaft main body, reinforcing ribs are uniformly welded and fixed on the outer side of the rotating shaft main body, fixed shafts are symmetrically and fixedly cast on the left side and the right side of the rotating shaft main body, a bearing is fixedly sleeved on the outer side of each fixed shaft, a group of bearings on the left side is sleeved with an installation sleeve, a fixing ring is fixedly welded and fixed on the right side of the outer wall of the installation sleeve, a clamping groove is formed in the left side of the outer wall of the installation sleeve, a limiting ring is embedded in the clamping groove, a group of fixed shafts on the left side are fixedly welded and fixed on the left side of the outer wall of each fixed shaft, an output shaft is fixedly cast on the left side of the fixed shafts on the left side, connecting grooves are uniformly formed in the outer wall of the output shaft, reinforcing rods are inserted into the connecting grooves of, and connecting bolts are inserted into the connecting holes of each group, and teeth are fixedly assembled on the left sides of the connecting holes of each group.

Preferably, the reinforcing ribs are in a strip shape, and are uniformly welded and fixed on the outer wall of the middle position of the rotating shaft main body.

Preferably, the inside dimension of installation cover and the outside size looks adaptation of bearing, the inner wall welded fastening of installation cover is on the outer wall of bearing, the outside at the fixed axle is established respectively to the left and right sides of installation cover, the installation cover passes through the bearing and is connected with the fixed axle rotation.

Preferably, the inner size of the clamping groove is matched with the outer size of the limiting ring, an opening is formed in the front face of the limiting ring, and the limiting ring is connected with the clamping groove in a clamping mode.

Preferably, the cross-sectional shape of connecting groove is the T font, the outside size of reinforcing rod and the inside size looks adaptation of connecting groove, reinforcing rod and connecting groove block sliding connection.

Preferably, threaded holes are uniformly formed in the mounting ring, threads assembled on the outer side of the connecting bolt are matched with the threaded holes formed in the mounting ring, and the connecting bolt is in threaded rotary connection with the mounting ring through threaded meshing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up even welded fastening of strengthening rib on the outer wall of pivot main part for the device is when carrying out the rotor installation, through the protrusion restriction of strengthening rib, makes being connected of rotor and pivot main part more stable, is favorable to preventing to be connected insecurely between rotor and the pivot main part and leads to skidding, the effectual stability of ensuring the device during operation.

2. Through setting up bearing fixed mounting in the outside of fixed axle for the device can rotate more in the same direction as smooth when installing at the motor intermediate position, be favorable to reducing the device when rotating and motor housing between wearing and tearing, simultaneously, wherein a set of the installation cover is installed in the outside of bearing, with the help of the restriction of retaining ring and solid fixed ring, it is convenient more stable when making high device install.

3. Inlay in the inside of spread groove through setting up the anchor strut, and the one end welded fastening of anchor strut is on the go-between, simultaneously, set up through connecting bolt fixed connection between go-between and the collar for the device is when using, through the joint support of anchor strut and go-between, makes obtaining of output shaft consolidate, is favorable to preventing the device because receive the easy damage of too big leading to of longitudinal stress when using, simultaneously, is convenient for dismantle the anchor strut get off and change.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic side view of the structure of the present invention;

fig. 4 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

In the figure: 1. a rotating shaft main body; 2. reinforcing ribs; 3. a fixed shaft; 4. a bearing; 5. installing a sleeve; 6. a fixing ring; 7. a card slot; 8. a confinement ring; 9. a mounting ring; 10. an output shaft; 11. connecting grooves; 12. a reinforcing rod; 13. a connecting ring; 14. connecting holes; 15. a connecting bolt; 16. and (4) teeth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment:

a variable speed motor rotating shaft with a structure for preventing longitudinal deformation comprises a rotating shaft main body 1, reinforcing ribs 2 are uniformly welded and fixed on the outer side of the rotating shaft main body 1, the reinforcing ribs 2 are in a strip shape, the reinforcing ribs 2 are uniformly welded and fixed on the outer wall of the middle position of the rotating shaft main body 1, the reinforcing ribs 2 are uniformly welded and fixed on the outer wall of the rotating shaft main body 1, the rotating shaft main body 1 is reinforced through the reinforcing ribs 2, the deformation resistance strength of the rotating shaft main body 1 when the variable speed motor rotating shaft is used is effectively improved, the deformation of the rotating shaft main body 1 caused by overlarge longitudinal stress when the rotating shaft main body is rotated is effectively prevented, the service life of the variable speed motor rotating shaft is favorably prolonged, meanwhile, the reinforcing ribs 2 are protruded on the outer side, when a rotor is installed, the connection between the rotating shaft main body 1 and the rotor is more compact, the work due to the weak connection between the rotor and the device is affected.

Fixed casting of the left and right sides symmetry of pivot main part 1 has fixed axle 3, and the fixed bearing 4 that has cup jointed in the outside of every fixed axle of group 3, the installation cover 5 is established to the outside cover of a set of bearing 4 in left side, the inside dimension of installation cover 5 and the outside dimension looks adaptation of bearing 4, the inner wall welded fastening of installation cover 5 is on the outer wall of bearing 4, the outside at fixed axle 3 is established respectively to the left and right sides of installation cover 5, installation cover 5 passes through bearing 4 and is connected with fixed axle 3 rotation, install respectively on the fixed axle 3 of both sides through setting up bearing 4, make the device when using, under bearing 4's rotation effect, reduce the friction between the device and the motor housing, be favorable to guaranteeing the stability of the device during operation.

The outer wall right side welded fastening of installation cover 5 has solid fixed ring 6, draw-in groove 7 has been seted up on the outer wall left side of installation cover 5, and the inside of draw-in groove 7 is inlayed and is had the restriction ring 8, the inside size of draw-in groove 7 and the outside size looks adaptation of restriction ring 8, the opening has been seted up in the front of restriction ring 8, restriction ring 8 is connected with draw-in groove 7 block, through setting up restriction ring 8 and the restriction of solid fixed ring 6 mutually supporting, make the device can be quick effectual installation block when the installation inside motor housing, inlay inside draw-in groove 7 through setting up restriction ring 8, and the opening has been seted up in the outside of restriction ring 8, make restriction ring 8 be convenient for imbed inside draw-in groove 7, the.

The mounting ring 9 is fixedly welded on the left side of the outer wall of the left group of fixing shafts 3, the output shaft 10 is fixedly cast on the left side of the left group of fixing shafts 3, the connecting grooves 11 are uniformly formed in the outer wall of the output shaft 10, the reinforcing rods 12 are inserted in the connecting grooves 11 of each group, the connecting ring 13 is fixedly welded on one side, close to the mounting sleeve 5, of each reinforcing rod 12, the connecting grooves 11 are T-shaped in cross section, the outer side size of each reinforcing rod 12 is matched with the inner size of the corresponding connecting groove 11, the reinforcing rods 12 are connected with the connecting grooves 11 in a clamping and sliding mode, the reinforcing rods 12 are embedded in the connecting grooves 11, the output shaft 10 is reinforced through the reinforcing rods 12, the shapes of the reinforcing rods 12 and the inner portions of the connecting grooves 11 are T-shaped in mutual matching mode, connection firmness between the reinforcing rods 12 and the connecting grooves 11 is guaranteed, and the output shaft, it is advantageous to prevent the output shaft 10 from being deformed and damaged due to non-uniformity of longitudinal stress.

Connecting holes 14 are uniformly formed in the connecting ring 13, connecting bolts 15 are inserted into each group of connecting holes 14, teeth 16 are fixedly arranged on the left side of each group of connecting holes 14, threaded holes are uniformly formed in the mounting ring 9, threads assembled on the outer sides of the connecting bolts 15 are matched with the threaded holes formed in the mounting ring 9, the connecting bolts 15 are rotatably connected with the threads of the mounting ring 9 through the meshing of the threads, the reinforcing rod 12 is conveniently detached or mounted from the inside of the connecting groove 11 through the sliding connection between the reinforcing rod 12 and the connecting groove 11, meanwhile, the connecting ring 13 and the mounting ring 9 are rotatably connected with the threaded holes in the mounting ring 9 through the connecting bolts 15, the device is convenient to rapidly and effectively detach and mount the reinforcing rod 12 during use and maintenance, the maintenance cost is favorably reduced, and simultaneously, the teeth 16 are uniformly fixed on the left side of the connecting holes 14, under the jaw biting action of the teeth 16, the connecting bolt 15 is prevented from loosening, and the working stability of the device is greatly improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a variable speed motor pivot with prevent vertical deformation structure, includes pivot main part (1), its characterized in that: reinforcing ribs (2) are uniformly welded and fixed on the outer side of the rotating shaft main body (1), fixing shafts (3) are symmetrically and fixedly cast on the left side and the right side of the rotating shaft main body (1), each group of fixing shafts (3) are fixedly sleeved with a bearing (4), a left group of fixing shafts are sleeved with an installation sleeve (5), a fixing ring (6) is welded and fixed on the right side of the outer wall of the installation sleeve (5), a clamping groove (7) is formed in the left side of the outer wall of the installation sleeve (5), a limiting ring (8) is embedded in the clamping groove (7), a left group of fixing shafts (3) are fixedly welded and fixed with an installation ring (9) on the left side of the outer wall, an output shaft (10) is fixedly cast on the left end of the left group of fixing shafts (3), connecting grooves (11) are uniformly formed in the outer wall of the output shaft (10), and reinforcing rods (12) are inserted, and reinforcing rod (12) are close to one side welded fastening who installs cover (5) and are had go-between (13), connecting hole (14) have evenly been seted up to the inside of go-between (13), and every group connecting bolt (15), every group have all been inserted in the inside of connecting hole (14) the equal fixed tooth (16) that are equipped with in left side of connecting hole (14).

2. A variable speed motor shaft having a structure for preventing longitudinal deformation according to claim 1, wherein: the reinforcing ribs (2) are in a strip shape, and the reinforcing ribs (2) are uniformly welded and fixed on the outer wall of the middle position of the rotating shaft main body (1).

3. A variable speed motor shaft having a structure for preventing longitudinal deformation according to claim 1, wherein: the inside dimension of installation cover (5) and the outside size looks adaptation of bearing (4), the inner wall welded fastening of installation cover (5) is on the outer wall of bearing (4), the outside at fixed axle (3) is established respectively to the left and right sides of installation cover (5), installation cover (5) are connected with fixed axle (3) rotation through bearing (4).

4. A variable speed motor shaft having a structure for preventing longitudinal deformation according to claim 1, wherein: the inside size of draw-in groove (7) and the outside size looks adaptation of restriction ring (8), the opening has been seted up on the front of restriction ring (8), restriction ring (8) are connected with draw-in groove (7) block.

5. A variable speed motor shaft having a structure for preventing longitudinal deformation according to claim 1, wherein: the cross-sectional shape of connecting groove (11) is the T font, the outside size of reinforcing rod (12) and the inside size looks adaptation of connecting groove (11), reinforcing rod (12) and connecting groove (11) block sliding connection.

6. A variable speed motor shaft having a structure for preventing longitudinal deformation according to claim 1, wherein: threaded holes are uniformly formed in the mounting ring (9), threads assembled on the outer side of the connecting bolt (15) are matched with the threaded holes formed in the mounting ring (9), and the connecting bolt (15) is in threaded rotary connection with the mounting ring (9) through threaded engagement.