CN213738221U

CN213738221U - Connecting rod type telescopic lifting appliance for motor stator

Info

Publication number: CN213738221U
Application number: CN202121214474.8U
Authority: CN
Inventors: 金庆好; 赵璐晓; 姜延昭; 李宝林; 宋良策; 祝艺菘
Original assignee: Nucleon Xinxiang Crane Co Ltd
Current assignee: Nucleon Xinxiang Crane Co Ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-07-20
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a connecting rod formula telescopic lifting appliance of motor stator, the screw rod upper end is equipped with rings, be equipped with on the body of rod of screw rod with the motor stator vestibule implement radial tight complex tight mechanism that rises, the body of rod top-down of screw rod overlaps in proper order and is equipped with adjustable ring, spring and movable support, adjustable ring and screw rod threaded connection, movable support and screw rod upper and lower sliding fit, be equipped with the spring that cup joints on the screw rod body between adjustable ring and the movable support, first tight board and the second tight board that rises correspond respectively and set up in the screw rod both sides, the movable support both sides articulate respectively and are connected with main movable rod, the outer end of main movable rod articulates with the first tight board that rises of homonymy and the second tight inboard face that rises respectively; the utility model discloses the utilization not only can guarantee to the regulation and control of spring force that the tight mechanism that rises can carry out effectual tight centre gripping handling that rises to motor stator, and the staff of also being convenient for moreover regulates and control tight mechanism that rises, provides the powerful guarantee for motor stator's safe handling.

Description

Connecting rod type telescopic lifting appliance for motor stator

Technical Field

The utility model relates to a crane motor makes technical field, especially relates to a motor stator's flexible hoist of connecting rod formula.

Background

In the manufacturing process of the motor, in particular to a crane motor, a stator core or a component with the stator core needs to be lifted in a plurality of processes such as shaping, paint dipping, processing, assembling and the like, and the stator core or the component with the stator core is only carried by manpower, so that the carrying is difficult, the labor intensity of workers is high, the consumed time is long, and the production efficiency of the motor is seriously influenced. Although the spring tensioning mode can fully and efficiently tension the inner diameter of the motor stator, when the tensioning mechanism is contracted, the elastic force of the spring needs to be overcome artificially, so that great manpower is consumed, and in addition, the spring tensioning mode is used for easily causing the motor stator to fall off due to the fact that the tensioning mechanism is contracted if shaking happens accidentally in the hoisting process, so that great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In order to overcome not enough among the background art, the utility model discloses a flexible hoist of connecting rod formula of motor stator, the utility model discloses utilize not only can guarantee to the regulation and control of spring force that the tight mechanism that rises can carry out effectual tight centre gripping handling that rises to motor stator, the staff of also being convenient for moreover regulates and control tight mechanism that rises, provides the powerful guarantee for motor stator's safe handling.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a connecting rod type telescopic lifting appliance for a motor stator is characterized in that a lifting ring is arranged at the upper end of a screw rod, a tensioning mechanism which is in radial tensioning fit with a cavity of the motor stator is arranged on a rod body of the screw rod and consists of an adjusting ring, a spring, a movable support, a main movable rod, a first tensioning plate and a second tensioning plate, the adjusting ring, the spring and the movable support are sequentially sleeved on the rod body of the screw rod from top to bottom, the adjusting ring is in threaded connection with the screw rod, the movable support is in up-and-down sliding fit with the screw rod, the spring sleeved on the rod body of the screw rod is arranged between the adjusting ring and the movable support, the first tensioning plate and the second tensioning plate are correspondingly arranged on two sides of the screw rod respectively, the two sides of the movable support are respectively and hingedly connected with the main movable rod, and the outer end of the main movable rod is respectively and hingedly connected with the inner plate surfaces of the first tensioning plate and the second tensioning plate on the same side.

Furthermore, the end faces of the two ends of the movable support are respectively provided with a hinge port A, the upper part of the hinge port A is sealed, the lower part of the hinge port A is of an open structure, and one end of the main movable rod is hinged with the hinge port A.

Furthermore, the upper surface of the movable support is provided with a rotating ring which is in running fit with the movable support, one end of the spring is fixedly connected with the lower surface of the adjusting ring, and the other end of the spring is fixedly connected with the rotating ring on the upper surface of the movable support.

Furthermore, the lower part of the screw rod is fixedly connected with a fixed support corresponding to the movable support, two sides of the fixed support are both hinged with auxiliary movable rods, and the outer ends of the auxiliary movable rods are respectively hinged with the inner plate surfaces of the first tensioning plate and the second tensioning plate which are on the same side.

Furthermore, the lower part of the rod body of the screw rod is provided with a fixed mounting hole which penetrates through the rod body, and the fixed support is provided with a fixed screw hole which penetrates through the fixed support and corresponds to the fixed mounting hole.

Furthermore, the end faces of the two ends of the fixed support are both provided with a hinge port B, the upper side and the lower side of the hinge port B are both of an open structure, and one end of the auxiliary movable rod is hinged with the hinge port B.

Furthermore, the middle parts of the inner plate surfaces of the first tensioning plate and the second tensioning plate are respectively provided with a connecting rod axially distributed along the inner plate surface, the rod body of each connecting rod is provided with a hinge groove corresponding to the corresponding screw rod, and the other ends of the main movable rod and the auxiliary movable rod are sequentially hinged with the hinge grooves from top to bottom.

Furthermore, the outer plate surfaces of the first tensioning plate and the second tensioning plate are both arc-shaped structures, and the outer plate surfaces of the first tensioning plate and the second tensioning plate form a cylindrical surface.

Furthermore, the outer plate surfaces of the first tensioning plate and the second tensioning plate are respectively provided with a clamping groove, the inner bottom surface of each clamping groove is provided with an installation screw hole, each clamping groove is internally provided with a non-slip mat, and each non-slip mat is provided with a sinking screw hole B corresponding to the installation screw hole.

Furthermore, the outer surface of the non-slip mat is provided with at least two clamping grooves distributed along the axial direction, the outer part of the non-slip mat is provided with an expanding mat, the inner surface of the expanding mat is provided with convex edges matched with the clamping grooves, and the outer surface of the expanding mat is provided with sinking screw holes C corresponding to the sinking screw holes B.

Compared with the prior art, the beneficial effects of the utility model are that: the tightness of the spring is regulated and controlled by the adjusting ring, so that a worker can easily and labor-effectively contract the tensioning mechanism into the inner diameter of the motor stator of the crane, and the tensioning mechanism can effectively perform stable and effective tensioning clamping on the inner diameter of the motor stator; by arranging the expanding pad, the expanding operation of the outer diameter of the expanding mechanism can be realized by increasing the expanding pad, so that the tensioning lifting efficiency and the application range of the tensioning mechanism are effectively improved; the utility model discloses the utilization not only can guarantee to the regulation and control of spring force that the tight mechanism that rises can carry out effectual tight centre gripping handling that rises to motor stator, and the staff of also being convenient for moreover regulates and control tight mechanism that rises, provides the powerful guarantee for motor stator's safe handling.

Drawings

Fig. 1 is a schematic structural view of the present invention;

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

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

FIG. 4 is a schematic side view of the cradle of the present invention;

fig. 5 is a schematic diagram of a first tension plate structure of the present invention;

fig. 6 is a schematic view of the non-slip mat structure of the present invention.

In the figure: 1. a hoisting ring; 2. a baffle plate; 3. an adjusting ring; 4. a spring; 5. a movable support; 6. a screw; 7. a main movable bar; 8. a second tensioning plate; 9. a first tensioning plate; 10. a fixed support; 11. a secondary movable rod; 12. a non-slip mat; 13. fixing the mounting hole; 14. a hinge joint B; 15. installing a through opening; 16. fixing screw holes; 17. a rotating ring; 18. a sliding through opening; 19. mounting grooves; 20. a gripping ring; 21. sinking the screw hole A; 22. a movable bolt; 23. a hinge joint A; 24. a connecting rod; 25. a hinge slot; 26. clamping and placing the groove; 27. mounting a screw hole; 28. a card slot; 29. sinking the screw hole B; 30. a rib; 31. mounting screws; 32. expanding the diameter of the pad; 33. and sinking the screw hole C.

Detailed Description

In the following description, the technical solutions of the present invention will be described with reference to the drawings in the embodiments of the present invention, it should be understood that, if there are the orientations or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., it only corresponds to the drawings of the present invention, and for convenience of description, it is not intended to indicate or imply that the indicated device or element must have a specific orientation.

Referring to fig. 1-6, the present invention provides a technical solution:

in a first embodiment, please refer to fig. 1, a link type telescopic sling for a motor stator, a lifting ring 1 is disposed at an upper end of a screw rod 6, a tensioning mechanism which is radially and tightly matched with a cavity of the motor stator is disposed on a rod body of the screw rod 6, the tensioning mechanism is composed of an adjusting ring 3, a spring 4, a movable support 5, a main movable rod 7, a first tensioning plate 9 and a second tensioning plate 8, the adjusting ring 3, the spring 4 and the movable support 5 are sequentially sleeved on the rod body of the screw rod 6 from top to bottom, the adjusting ring 3 is in threaded connection with the screw rod 6, further, a baffle 2 for blocking the adjusting ring 3 to prevent the adjusting ring 3 from falling off from the upper end of the screw rod 6 is disposed at a bottom of the lifting ring 1, the movable support 5 is in up-and-down sliding fit with the screw rod 6, the spring 4 sleeved on the rod body of the screw rod 6 is disposed between the adjusting ring 3 and the movable support 5, the first tensioning plate 9 and the second tensioning plate 8 are respectively disposed at two sides of the screw rod 6, the two sides of the movable support 5 are respectively hinged with a main movable rod 7, the outer end of the main movable rod 7 is respectively hinged with the inner plate surfaces of a first tensioning plate 9 and a second tensioning plate 8 which are on the same side, the outer plate surfaces of the first tensioning plate 9 and the second tensioning plate 8 are both arc-shaped structures, and the outer plate surfaces of the first tensioning plate 9 and the second tensioning plate 8 form cylindrical surfaces, and the elastic force adaptability adjustment of the spring 4 to the movable support 5 is realized by utilizing the principle that the position of the adjusting ring 3 is adjusted up and down;

for example, when the first tensioning plate 9 and the second tensioning plate 8 need to be contracted and placed into the inner diameter of the motor stator, the adjusting ring 3 is screwed to move upwards, the distance between the adjusting ring 3 and the movable support 5 is greater than the length of the spring 4, the spring 4 cannot generate downward thrust on the movable support 5, and a worker can easily and conveniently slide the movable support 5 upwards along the screw 6 so as to reduce the diameters of the first tensioning plate 9 and the second tensioning plate 8;

when it is required to ensure that the first tensioning plate 9 and the second tensioning plate 8 perform firm and effective tensioning force on the inner diameter of the motor stator, the adjusting ring 3 is screwed to move downwards, the distance between the adjusting ring 3 and the movable support 5 is gradually reduced, the adjusting ring 3 continuously performs downward pressure on the spring 4, the spring 4 is stressed to contract and is converted into downward pressure on the movable support 5, the movable support 5 is made to fully move downwards to ensure the tensioning force of the first tensioning plate 9 and the second tensioning plate 8, the downward movement of the adjusting ring 3 not only can ensure that the spring 4 performs sufficient downward pressure on the movable support 5, upward springback of the movable support 5 caused by accidental shaking in the hoisting process can be avoided, and the situation that the tensioning force is insufficient for dropping the motor stator when springback is effectively avoided.

In a second embodiment, referring to fig. 4, the end surfaces of the two ends of the movable support 5 are respectively provided with a hinge port a23, the upper portion of the hinge port a23 is sealed, the lower portion of the hinge port a23 is in an open-ended structure, one end of the main movable rod 7 is hinged to the hinge port a23, the sealing structure at the upper portion of the hinge port a23 can be used for limiting and blocking the movement angle of the main movable rod 7, the main movable rod 7 can only rotate downwards, and the maximum rotation angle is 90 degrees, so that the situation that the first tension plate 9 and the second tension plate 8 are contracted due to the fact that the main movable rod 7 accidentally rotates upwards in the process of hoisting the stator of the motor is avoided.

In a third embodiment, please refer to fig. 3 in the specification, in order to facilitate the worker to adjust and control the movable support 5 up and down, a grip ring 20 is disposed on the upper portion of the movable support 5, a sliding through hole 18 slidably engaged with the screw 6 and penetrating through the grip ring 20 and the movable support 5 is disposed on an upper end surface of the grip ring 20, in order to enable the spring 4 to more accurately adjust and control the downward pressure of the movable support 5, an installation groove 19 surrounding the sliding through hole 18 is disposed on the upper end surface of the grip ring 20, a rotating ring 17 rotatably engaged with the grip ring 20 is disposed in the installation groove 19, one end of the spring 4 is fixedly connected to a lower end surface of the adjusting ring 3, the other end of the spring 4 is fixedly connected to the rotating ring 17, the adjusting ring 3 is screwed to move up and down, so as to adjust and control the tightness of the spring 4, and the adjustment of the movable support 5 can be facilitated by changing the tightness of the spring 4.

In a fourth embodiment, referring to fig. 1, 2 and 5, in order to ensure that the first tension plate 9 and the second tension plate 8 are used in a tension and contraction state and maintain a vertical state, and the first tension plate 9 and the second tension plate 8 can perform firm and stable tension force, a fixed mounting hole 13 penetrating through a rod body is formed in the lower portion of the rod body of the screw rod 6, an installation through hole 15 penetrating through a fixed support 10 and adapted to the rod body of the screw rod 6 is formed in the upper portion of the fixed support 10, a fixed screw hole 16 penetrating through the fixed support 10 and matched with the fixed mounting hole 13 through a bolt is formed in the side wall of the installation through hole 15, the fixed support 10 is fixedly connected with the rod body bolt of the screw rod 6, and further, a plurality of fixed mounting holes 13 and a plurality of fixed supports 10 can be formed in the rod body of the screw rod 6, so that tension supporting force for the first tension plate 9 and the second tension plate 8 is improved; the end faces of two ends of the fixed support 10 are both provided with a hinged port B14, the upper side and the lower side of the hinged port B14 are both of an open structure, one end of the auxiliary movable rod 11 is hinged with a hinged port B14, the outer end of the auxiliary movable rod 11 is hinged with the inner plate faces of the first tensioning plate 9 and the second tensioning plate 8 which are on the same side, the middle parts of the inner plate faces of the first tensioning plate 9 and the second tensioning plate 8 are both provided with connecting rods 24 which are distributed along the axial direction of the inner plate faces, the rod body of each connecting rod 24 is provided with a hinged groove 25 corresponding to the counter screw rod 6, the other ends of the main movable rod 7 and the auxiliary movable rod 11 are sequentially hinged with the hinged grooves 25 from top to bottom, further, in order to facilitate the hinged connection of the main movable rod 7 and the auxiliary movable rod 11, the hinged port A23, the hinged port B14 and the hinged grooves 25 are both provided with sinking screw holes A21, and the sinking screw holes A21 are internally provided with movable bolts 22.

In a fifth embodiment, referring to fig. 5, the outer plate surfaces of the first tension plate 9 and the second tension plate 8 are both provided with a clamping groove 26 for limiting and clamping the anti-slip mat 12, the inner bottom surface of the clamping groove 26 is provided with an installation screw hole 27, the anti-slip mat 12 is provided with a sinking screw hole B29 for fixedly connecting the first tension plate 9 and the second tension plate 8, and the installation screw 31 passes through the sinking screw hole B29 and is in threaded fixed connection with the installation screw hole 27.

In a sixth embodiment, referring to fig. 6, at least two clamping grooves 28 are axially distributed on the outer surface of the anti-slip mat 12, an expanded diameter mat 32 for increasing the axial inner diameters of the first tension plate 9 and the second tension plate 8 is arranged on the outer portion of the anti-slip mat 12, a rib 30 matched with the clamping groove 28 is arranged on the inner surface of the expanded diameter mat 32, further, in order to ensure that the expanded diameter mat 32 is tightly and firmly combined with the anti-slip mat 12, the clamping groove 28 is a trapezoidal structure with a narrow cross section opening and a wide inner bottom surface, a sinking screw hole C33 corresponding to the sinking screw hole B29 is arranged on the outer surface of the expanded diameter mat 32, and the anti-slip mat 12 is fixedly connected with the first tension plate 9 and the second tension plate 8 by the mounting screw 31 in sequence in threaded connection with the sinking screw hole C33, the sinking screw hole B29 and the mounting screw hole 27, when the tensioning mechanism cannot meet the hoisting requirement of the motor stator at the maximum tensioning angle, the outer diameter of the tensioning mechanism can be increased by additionally arranging the expanding pad 32.

The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; 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, and any reference signs in the claims are not intended to be construed as limiting the scope of the claims.

Claims

1. The utility model provides a motor stator's flexible hoist of connecting rod formula which characterized in that: the upper end of the screw rod (6) is provided with a lifting ring (1), a rod body of the screw rod (6) is provided with a tensioning mechanism which is in radial tensioning fit with the cavity of the motor stator, the tensioning mechanism consists of an adjusting ring (3), a spring (4), a movable support (5), a main movable rod (7), a first tensioning plate (9) and a second tensioning plate (8), the rod body of the screw rod (6) is sequentially sleeved with the adjusting ring (3), the spring (4) and the movable support (5) from top to bottom, the adjusting ring (3) is in threaded connection with the screw rod (6), the movable support (5) is in vertical sliding fit with the screw rod (6), the spring (4) sleeved on the rod body of the screw rod (6) is arranged between the adjusting ring (3) and the movable support (5), the first tensioning plate (9) and the second tensioning plate (8) are respectively and correspondingly arranged on two sides of the screw rod (6), the two sides of the movable support (5) are respectively and are hinged with the main movable rod (7), the outer end of the main movable rod (7) is respectively hinged with the inner plate surfaces of the first tensioning plate (9) and the second tensioning plate (8) on the same side.

2. The link type telescopic spreader of the motor stator according to claim 1, wherein: the end faces of two ends of the movable support (5) are respectively provided with a hinge port A (23), the upper part of the hinge port A (23) is sealed, the lower part of the hinge port A (23) is of an open structure, and one end of the main movable rod (7) is hinged with the hinge port A (23).

3. The link type telescopic spreader of the motor stator according to claim 1, wherein: the upper surface of the movable support (5) is provided with a rotating ring (17) which is in running fit with the movable support (5), one end of the spring (4) is fixedly connected with the lower surface of the adjusting ring (3), and the other end of the spring (4) is fixedly connected with the rotating ring (17) on the upper surface of the movable support (5).

4. The link type telescopic spreader of the motor stator according to claim 1, wherein: the lower part of the screw rod (6) is fixedly connected with a fixed support (10) corresponding to the movable support (5), two sides of the fixed support (10) are both hinged with auxiliary movable rods (11), and the outer ends of the auxiliary movable rods (11) are respectively hinged with the inner plate surfaces of the first tensioning plate (9) and the second tensioning plate (8) on the same side.

5. The link type telescopic spreader of the motor stator according to claim 4, wherein: the lower part of the rod body of the screw rod (6) is provided with a fixed mounting hole (13) which penetrates through the rod body, and the fixed support (10) is provided with a fixed screw hole (16) which penetrates through the fixed support (10) and corresponds to the fixed mounting hole (13).

6. The link type telescopic spreader of the motor stator according to claim 4, wherein: the end faces of two ends of the fixed support (10) are respectively provided with a hinge port B (14), the upper side and the lower side of each hinge port B (14) are both of an open structure, and one end of the auxiliary movable rod (11) is hinged with the hinge port B (14).

7. The link type telescopic spreader of the motor stator according to claim 4, wherein: the middle parts of the inner plate surfaces of the first tensioning plate (9) and the second tensioning plate (8) are respectively provided with a connecting rod (24) which is axially distributed along the inner plate surface, the rod body of each connecting rod (24) is provided with a hinge groove (25) corresponding to the corresponding screw rod (6), and the other ends of the main movable rod (7) and the auxiliary movable rod (11) are sequentially hinged with the hinge grooves (25) from top to bottom.

8. The link type telescopic spreader of the motor stator according to claim 1, wherein: the outer plate surfaces of the first tensioning plate (9) and the second tensioning plate (8) are both arc-shaped structures, and the outer plate surfaces of the first tensioning plate (9) and the second tensioning plate (8) form a cylindrical surface.

9. The link type telescopic spreader of the motor stator according to claim 1, wherein: the outer plate surfaces of the first tensioning plate (9) and the second tensioning plate (8) are respectively provided with a clamping groove (26), the bottom surface in the clamping groove (26) is provided with an installation screw hole (27), an anti-slip pad (12) is arranged in the clamping groove (26), and the anti-slip pad (12) is provided with a sinking screw hole B (29) corresponding to the installation screw hole (27).

10. The link type telescopic spreader of the motor stator according to claim 9, wherein: the outer surface of the non-slip mat (12) is provided with at least two clamping grooves (28) which are distributed along the axial direction, the outer part of the non-slip mat (12) is provided with an expanding mat (32), the inner surface of the expanding mat (32) is provided with a convex edge (30) which is matched with the clamping grooves (28), and the outer surface of the expanding mat (32) is provided with a sinking screw hole C (33) which corresponds to the sinking screw hole B (29).