CN216478772U

CN216478772U - Gear ring convenient to replace

Info

Publication number: CN216478772U
Application number: CN202122627657.9U
Authority: CN
Inventors: 杨名一; 李东明
Original assignee: Chaoyang Hengde Heavy Machinery Co ltd
Current assignee: Chaoyang Hengde Heavy Machinery Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-05-10
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to the technical field of mechanical parts, and discloses a gear ring convenient to replace, which comprises a gear ring and a mounting ring, wherein the mounting ring is embedded in the gear ring, limiting grooves are uniformly distributed in the mounting ring, a spring device is arranged in the limiting grooves, an expansion ring is sleeved on the outer side of the mounting ring, expansion gaps are uniformly distributed on the surface of the expansion ring, expansion pieces are elastically mounted in the mounting ring, a connecting piece is connected between the two expansion pieces, a first adjusting screw and a second adjusting screw respectively rotate towards thread adjusting holes of a first fixing block and a second fixing block, the joint of the two expansion pieces of an inner ring of the mounting ring extends to sleeve the mounting ring on the surface of a mounting cylinder, then an installation auxiliary assembly is loosened by rotating a rotating piece, and the inner ring of the mounting ring contracts under the acting force of the spring device, the inner ring is in surface contact with the mounting cylinder, so that the effect of conveniently and quickly mounting the gear ring is achieved.

Description

Gear ring convenient to replace

Technical Field

The utility model relates to the technical field of mechanical parts, in particular to a gear ring convenient to replace.

Background

The existing gear ring generally needs to be welded or adhered to a transmission shaft or a transmission flywheel, and the size of the inner ring of the gear ring is extremely close to the outer diameter of the transmission shaft during installation, so that the gear ring needs to be installed by using other auxiliary tools such as a hammer during installation, and the gear ring continuously generates friction with transmission teeth during use, so that the gear ring is replaced more frequently, but the gear ring is more troublesome to replace, particularly, some gear rings fixed by welding or adhering.

SUMMERY OF THE UTILITY MODEL

The utility model provides the following technical scheme: the utility model provides a ring gear convenient to change, includes ring gear and collar, the collar embedding is in the inside of ring gear, the inside evenly distributed of collar has the spacing groove, the inside of spacing groove is provided with spring assembly, the outside cover of collar is equipped with the expansion ring, the surface evenly distributed of expansion ring has the inflation breach, the inside elastic mounting of collar has the extensible member, two the extensible member between be connected with the connecting piece, the inside of ring gear is provided with the bulge loop.

Preferably, an installation auxiliary assembly is clamped inside the gear ring, the installation auxiliary assembly comprises a first adjusting screw and a second adjusting screw, and the first adjusting screw and the second adjusting screw are fixedly connected through a rotating part.

Preferably, the one end that first adjusting screw deviates from the rotating member closes first fixed block soon, the one end that second adjusting screw deviates from the rotating member closes the second fixed block soon, the inside of first fixed block and second fixed block has all seted up the screw thread regulation hole.

Preferably, the installation blocks are welded on one sides of the first fixed block and the second fixed block, the bottom of each installation block is provided with an arc surface, the arc surface on one side of the first fixed block is matched with the inner wall of the installation ring, and the arc surface on one side of the second fixed block is matched with the outer wall of the convex ring.

Preferably, the inner wall of expansion ring contacts with spring assembly's the outside, the inside of expansion ring is provided with spacing spout, and inflation breach fault department is provided with the stopper, inflation breach department stopper and spacing spout block.

Preferably, the convex ring is welded inside the gear ring, the thread adjusting hole formed in the first fixing block is a positive thread, and the thread adjusting hole formed in the first fixing block is a negative thread.

Advantageous effects

Compared with the prior art, the utility model provides the gear ring convenient to replace, which has the following beneficial effects:

this ring gear convenient to change, through utilizing the installation auxiliary assembly, the cambered surface card of first fixed block one side of installing auxiliary assembly is at the inner wall of mounting panel, then with the cambered surface card of one side of second fixed block at the outer wall of bulge loop, then rotate the rotating member, the rotating member pivoted drives first adjusting screw and second adjusting screw respectively to the screw thread regulation downthehole internal rotation of first fixed block and second fixed block simultaneously, compress the intra-annular spring assembly of installation simultaneously, two extensible member junctions in the inner circle of installation ring extend this moment, the inner circle of installation ring enlarges, establish the surface at the installation cylinder with the cover of installation ring, then loosen the installation auxiliary assembly through rotating the rotating member, this moment under spring assembly's effort, the inner circle shrink of installation ring, inner circle and installation cylinder surface contact, thereby reach the effect of convenient and fast installation ring gear.

This ring gear convenient to change through the in-process that is rotatory when the installation cylinder, under centrifugal action, increases spring assembly's tension, makes the inflation breach department of expansion ring slightly extend and tightly laminate with the inner wall of ring gear to installation fastening effect more has been reached.

Drawings

FIG. 1 is a cross-sectional view of a mounting ring of the present invention;

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

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic perspective view of the fixing block of the present invention;

fig. 5 is a cross-sectional view of the installation aid assembly of the present invention.

In the figure: 1. a ring gear; 2. a convex ring; 3. a limiting groove; 4. an expansion ring; 5. a spring device; 6. a first fixed block; 7. a telescoping member; 8. a connecting member; 9. an expansion gap; 10. installing an auxiliary component; 11. a second fixed block; 12. mounting blocks; 13. a cambered surface; 14. a threaded adjustment hole; 15. a first adjusting screw; 16. a second adjusting screw; 17. a rotating member; 18. and (7) installing a ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a gear ring convenient to replace includes a gear ring 1 and a mounting ring 18, the mounting ring 18 is embedded in the gear ring 1, limiting grooves 3 are uniformly distributed in the mounting ring 18, a spring device 5 is arranged in the limiting grooves 3, an expansion ring 4 is sleeved on the outer side of the mounting ring 18, expansion notches 9 are uniformly distributed on the surface of the expansion ring 4, expansion pieces 7 are elastically mounted in the mounting ring 18, a connecting piece 8 is connected between the two expansion pieces 7, and a convex ring 2 is arranged in the gear ring 1.

In order to rotate and fasten the first adjusting screw 15 and the second adjusting screw 16 simultaneously by rotating the rotating member 17, in this embodiment, it is preferable that the installation auxiliary assembly 10 is clamped inside the gear ring 1, the installation auxiliary assembly 10 includes the first adjusting screw 15 and the second adjusting screw 16, and the first adjusting screw 15 and the second adjusting screw 16 are fixedly connected through the rotating member 17.

In order to reach compression spring device 5 when first adjusting screw 15 is rotatory with second adjusting screw 16, preferred in this embodiment, first adjusting screw 15 deviates from the one end of rotating member 17 and closes soon first fixed block 6, second adjusting screw 16 deviates from the one end of rotating member 17 and closes soon second fixed block 11, threaded adjusting hole 14 has all been seted up to the inside of first fixed block 6 and second fixed block 11, one side of first fixed block 6 and second fixed block 11 all has welded mounting block 12, the bottom of mounting block 12 is provided with cambered surface 13, first fixed block 6 one side cambered surface 13 agrees with the inner wall of collar 18, second fixed block 11 one side cambered surface 13 agrees with the outer wall of collar 2.

In order to reinforce the installation of the gear ring 1 by the tension of the spring device 5 in the rotating process of the gear ring 1, in the embodiment, it is preferable that the inner wall of the expansion ring 4 is in contact with the outer side of the spring device 5, a limit sliding groove is arranged inside the expansion ring 4, a limit block is arranged at the fault of the expansion gap 9, and the limit block at the expansion gap 9 is clamped with the limit sliding groove.

In order to facilitate the use of the installation auxiliary member, in the embodiment, it is preferable that the convex ring 2 is welded inside the gear ring 1, the thread adjusting hole 14 formed inside the first fixing block 6 is a positive thread, and the thread adjusting hole 14 formed inside the first fixing block 6 is a negative thread.

The working principle is as follows: firstly, the device is required to be checked before use, whether the connection of each component is reasonable is checked, whether the use requirement can be met is checked, the device can be used after the checking is finished, firstly, the installation auxiliary assembly 10 is required to be utilized, the arc surface 13 on one side of the first fixing block 6 of the installation auxiliary assembly 10 is clamped on the inner wall of the installation plate, then, the arc surface 13 on one side of the second fixing block 11 is clamped on the outer wall of the convex ring 2, then, the rotating piece 17 is rotated, the rotating piece 17 drives the first adjusting screw 15 and the second adjusting screw 16 to respectively rotate towards the threaded adjusting holes 14 of the first fixing block 6 and the second fixing block 11 while rotating, meanwhile, the spring device 5 in the installation ring 18 is compressed, at the moment, the joint of the two telescopic pieces 7 in the inner ring of the installation ring 18 extends, the inner ring of the installation ring 18 is expanded, the installation ring 18 is sleeved on the surface of the installation cylinder, then, the installation auxiliary assembly 10 is loosened by rotating the rotating piece 17, at this moment, under spring assembly 5's effort, the inner circle of collar 18 contracts, inner ring and installation cylinder surface contact to reach the effect of convenient and fast installation ring gear 1, at the rotatory in-process of installation cylinder, under centrifugal action, increase spring assembly 5's tension simultaneously, make the inflation breach 9 department of expansion ring 4 slightly extend and tightly laminate with ring gear 1's inner wall, thereby reached the effect that the installation is more firm.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A ring gear convenient to change, includes ring gear (1) and collar (18), its characterized in that: the utility model discloses a quick-witted, including collar (18), mounting ring (18), the inside evenly distributed of collar (18) has spacing groove (3), the inside of spacing groove (3) is provided with spring assembly (5), the outside cover of collar (18) is equipped with expansion ring (4), the surperficial evenly distributed of expansion ring (4) has inflation breach (9), the inside elastic mounting of collar (18) has extensible member (7), two extensible member (7) between be connected with connecting piece (8), the inside of collar (1) is provided with bulge loop (2).

2. A ring gear for easy replacement according to claim 1, wherein: an installation auxiliary assembly (10) is clamped inside the gear ring (1), the installation auxiliary assembly (10) comprises a first adjusting screw (15) and a second adjusting screw (16), and the first adjusting screw (15) and the second adjusting screw (16) are fixedly connected through a rotating piece (17).

3. A ring gear for easy replacement according to claim 2, wherein: first adjusting screw (15) deviate from the one end of rotating member (17) and close first fixed block (6) soon, second adjusting screw (16) deviate from the one end of rotating member (17) and close second fixed block (11) soon, screw thread regulation hole (14) have all been seted up to the inside of first fixed block (6) and second fixed block (11).

4. A replacement facilitating ring gear according to claim 3, wherein: the mounting block (12) is welded on one side of each of the first fixing block (6) and the second fixing block (11), an arc surface (13) is arranged at the bottom of the mounting block (12), the arc surface (13) on one side of the first fixing block (6) is matched with the inner wall of the mounting ring (18), and the arc surface (13) on one side of the second fixing block (11) is matched with the outer wall of the convex ring (2).

5. A ring gear for easy replacement according to claim 1, wherein: the inner wall of expansion ring (4) contacts with the outside of spring assembly (5), the inside of expansion ring (4) is provided with spacing spout, and expansion breach (9) fault department is provided with the stopper, expansion breach (9) department stopper and spacing spout block.

6. The ring gear of claim 4, wherein: the convex ring (2) is welded inside the gear ring (1), the thread adjusting hole (14) formed in the first fixing block (6) is a positive thread, and the thread adjusting hole (14) formed in the first fixing block (6) is a negative thread.