CN214063713U - Gear ring capable of being movably disassembled - Google Patents

Abstract

The utility model relates to a ring gear technical field, concretely relates to ring gear of mobile dismantlement, including rubber guard circle and ring gear, the ring gear outside can be dismantled and be connected with the rubber guard circle, the shape of ring gear is laminated completely to the rubber guard circle, the ring gear includes first arcuation ring gear, second arcuation ring gear, third arcuation ring gear and fourth arcuation ring gear, the utility model overcomes the deficiencies of the prior art, through utilizing lug and recess that sets up on four arcuation ring gears to link up each other, and carry out supplementary fixed connection that can dismantle with long screw and fixation nut and constitute complete ring gear, when partial ring gear damages need to evolve the change maintenance, only need to change the arcuation ring gear that damaged department corresponds can, need not change whole ring gear, can not cause the wasting of resources and the installation dismantlement of being convenient for; the nitrided layer arranged on the whole surface of the gear ring increases the hardness and the wear resistance of the gear ring and obviously improves the fatigue strength of the gear ring.

Description

Gear ring capable of being movably disassembled

Technical Field

The utility model relates to a ring gear technical field specifically is a ring gear of mobile dismantlement.

Background

The gear ring is used as a transmission workpiece, the working environment is extremely severe, the stress is uneven, the gear ring in the prior art generally adopts an integrated forming or link type structure, the integrated forming is simple to manufacture but troublesome to maintain, the link type structure has the problems that the gear ring is easy to fall off and deform, the link strength is not high enough, the fracture phenomenon can often occur, the service life of the gear ring is not long, and the use cost of the gear ring is objectively increased.

Patent number CN203809640U discloses a can dismantle ring gear, including the ring gear, the ring gear is including dismantling the first semi-circular ring gear and the semi-circular ring gear of second of connection, and the tip of being connected of first semi-circular ring gear and the semi-circular ring gear of second all is equipped with lug and recess that can mutually support, and lug and recess are equipped with the bolt hole that link up in ring gear center pin direction. The utility model discloses utilize the bolt to come to tightly close connection end portion, simple structure, connect reliably, the construction is swift, install and remove the convenience, can dismantle the maintenance when the ring gear needs the maintenance, not only made things convenient for the maintenance of ring gear, if the tooth when first semicircular ring gear is bad moreover, can give first semicircular ring gear and change the maintenance or change between after getting off and go on new first semicircular ring gear for the ring gear can also continue work, has prolonged the life-span of ring gear.

The prior art detachable ring gear has the following disadvantages: the integral gear ring is composed of two semicircular gear rings, when a small part of the gear rings are damaged, half of the gear rings need to be disassembled for maintenance, so that most of intact gear rings on the semicircular gear rings are also disassembled and replaced, and resource waste is caused; the outer side of the gear ring is not provided with a protection device, so that the outer side of the gear ring is seriously abraded after long-term use, and the use of the whole device is influenced if the gear ring cannot be replaced in time, so that the practicability is not high.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a movably-detachable gear ring, which utilizes the mutual connection of the convex blocks and the grooves arranged on four arc-shaped gear rings, and uses the long screw and the fixing nut to assist in fixing, detachably connecting and forming the complete gear ring, when part of the gear rings are damaged and need to be evolved, replaced and maintained, only the arc-shaped gear ring corresponding to the damaged part needs to be replaced, the whole gear ring does not need to be replaced, the resource waste is not caused, and the installation and the disassembly are convenient; the nitrided layer arranged on the whole surface of the gear ring increases the hardness and the wear resistance of the gear ring and obviously improves the fatigue strength of the gear ring; the rubber protective ring arranged on the outer side of the gear ring plays a certain role in protection, and the service life of the gear ring is prolonged.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a but mobile dismantlement's ring gear, includes rubber guard circle and ring gear, the ring gear outside can be dismantled and be connected with the rubber guard circle, the shape of ring gear is laminated completely to the rubber guard circle, the ring gear includes first arcuation ring gear, second arcuation ring gear, third arcuation ring gear and fourth arcuation ring gear.

As an optimal technical scheme of the utility model, first arcuation ring gear, second arcuation ring gear, third arcuation ring gear and fourth arcuation ring gear both ends are equallyd divide and are do not be provided with lug and recess.

As an optimized technical scheme of the utility model, all be provided with the screw hole of the same size on lug and the recess.

As a preferred technical scheme of the utility model, first arcuation ring gear, second arcuation ring gear, third arcuation ring gear and fourth arcuation ring gear all link up each other and set up the long screw rod in the screw hole through lug and recess and can dismantle the connection.

As an optimized technical scheme of the utility model, the long screw rod lower extreme can be dismantled and be connected with fixation nut.

As an optimized technical scheme of the utility model, the whole surface of ring gear all is provided with the nitride layer.

The embodiment of the utility model provides a but ring gear of mobile dismantlement possesses following beneficial effect:

1. the gear ring comprises a first arc-shaped gear ring, a second arc-shaped gear ring, a third arc-shaped gear ring and a fourth arc-shaped gear ring, wherein two ends of each of the four arc-shaped gear rings are respectively provided with a lug and a groove, the lugs and the grooves arranged on the arc-shaped gear rings are mutually connected, and the long screw and the fixing nut are used for assisting in fixing and forming the complete gear ring through detachable connection.

2. The rubber protective ring which is completely attached to the shape of the gear ring is detachably connected to the outer side of the gear ring, the rubber protective ring is utilized to play a certain role in protecting the whole gear ring, the abrasion of the outer layer of the gear ring is reduced, the service life of the gear ring is prolonged, and the rubber is softer and has elasticity, so that the loss is reduced while the use of the gear ring is not influenced, and the noise generated by friction in a working state is reduced; the nitrided layer provided on the entire surface of the ring gear increases the hardness and wear resistance of the ring gear and provides the ring gear with higher residual compressive stress and corrosion resistance.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic view of an overall structure of a movably detachable gear ring according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a bump of a movably detachable gear ring according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a groove of a movably detachable gear ring according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a long screw of a movably detachable gear ring according to an embodiment of the present invention.

In the figure: 1. a rubber guard ring; 2. a ring gear; 3. a first arcuate ring gear; 4. a second arcuate ring gear; 5. a third arcuate ring gear; 6. a fourth arcuate ring gear; 7. a bump; 8. a groove; 9. a threaded hole; 10. a long screw; 11. and (5) fixing the nut.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-3, a movably-detachable gear ring comprises a rubber guard ring 1 and a gear ring 2, wherein the rubber guard ring 1 is detachably connected to the outer side of the gear ring 2, the rubber guard ring 1 is completely attached to the shape of the gear ring 2, and the gear ring 2 comprises a first arc-shaped gear ring 3, a second arc-shaped gear ring 4, a third arc-shaped gear ring 5 and a fourth arc-shaped gear ring 6.

The four arc-shaped gear rings are detachably connected to form a complete gear ring 2, so that when part of the structure is damaged, the replacement and maintenance are convenient, and the waste of resources is avoided; the arranged rubber protective ring 1 plays a role in protecting the integral gear ring 2 and reduces the surface abrasion;

the two ends of the first arc-shaped gear ring 3, the second arc-shaped gear ring 4, the third arc-shaped gear ring 5 and the fourth arc-shaped gear ring 6 are respectively provided with a lug 7 and a groove 8, and the lug 7 and the groove 8 arranged on the arc-shaped gear rings are mutually connected, so that the gear rings 2 are integrally connected more tightly and stably, and the stability of the integral device is improved;

threaded holes 9 with the same size are formed in the convex block 7 and the groove 8, and the threaded holes 9 are convenient for the long screw 10 to penetrate and fix, so that the tight connection of the whole device is guaranteed;

the first arc-shaped gear ring 3, the second arc-shaped gear ring 4, the third arc-shaped gear ring 5 and the fourth arc-shaped gear ring 6 are mutually connected through a bump 7 and a groove 8, a long screw 10 is arranged in a threaded hole 9 and detachably connected, the groove 8 and the bump 7 are mutually connected, and the long screw 10 is used for assisting in fixing, so that the connection stability of the gear rings 2 is guaranteed;

the lower end of the long screw 10 is detachably connected with a fixing nut 11, the long screw 10 penetrates through the threaded hole 9, the fixing nut 11 is arranged at the lower end of the long screw 10, and the long screw 10 is fixed by the fixing nut 11, so that the overall stability of the device is guaranteed;

wherein, the whole surface of the gear ring 2 is provided with the nitrided layer, and the nitrided layer arranged on the whole surface of the gear ring 2 increases the hardness and the wear resistance of the gear ring and enables the gear ring to have higher residual compressive stress and corrosion resistance.

The working principle is as follows: the convex block 7 and the groove 8 which are arranged on the arc-shaped gear ring are mutually connected, because the convex block 7 and the groove 8 are both provided with threaded holes 9, the long screw 10 penetrates through the threaded holes 9 and is provided with the fixing nut 11 at the lower end, the long screw 10 is fixed by the fixing nut 11, the whole gear ring 2 is fixed, the rubber protective ring 1 is arranged on the outer side of the gear ring 2, the rubber protective ring 1 plays a certain protection role on the whole gear ring 2, the abrasion of the outer layer of the gear ring 2 is reduced, the service life of the gear ring 2 is prolonged, and the rubber texture is softer and has elasticity, so the loss is reduced while the use of the gear ring 2 is not influenced, and the noise generated by friction in a working state is reduced; when part of the structure is damaged, the rubber protection ring 1 is taken down, the long screw 10 and the fixing nut 11 on the arc-shaped gear ring corresponding to the damaged part are disassembled, and the corresponding arc-shaped gear ring is replaced without replacing the whole gear ring 2, so that the replacement of the gear ring 2 is more facilitated, the resource waste is avoided, the installation and the disassembly are convenient, the flexibility and the practicability of the gear ring 2 are improved, and the service life and the use efficiency of the gear ring 2 are prolonged; and because the entire surface of the ring gear 2 is provided with the nitrided layer, the hardness and the wear resistance of the ring gear 2 are increased, the ring gear 2 has higher residual compressive stress and corrosion resistance, and the use efficiency of the ring gear 2 is further increased.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a but mobile ring gear of dismantling, includes rubber guard circle (1) and ring gear (2), its characterized in that, ring gear (2) outside can be dismantled and be connected with rubber guard circle (1), the shape of ring gear (2) is laminated completely in rubber guard circle (1), ring gear (2) are including first arcuation ring gear (3), second arcuation ring gear (4), third arcuation ring gear (5) and fourth arcuation ring gear (6).

2. A mobile detachable ring gear according to claim 1, wherein the first arc-shaped ring gear (3), the second arc-shaped ring gear (4), the third arc-shaped ring gear (5) and the fourth arc-shaped ring gear (6) are respectively provided with a bump (7) and a groove (8) at two ends.

3. A mobile removable ring gear according to claim 2, characterised in that the protrusions (7) and recesses (8) are provided with threaded holes (9) of the same size.

4. A mobile detachable ring gear according to claim 3, characterized in that the first arc-shaped ring gear (3), the second arc-shaped ring gear (4), the third arc-shaped ring gear (5) and the fourth arc-shaped ring gear (6) are mutually connected through a convex block (7) and a groove (8) and are detachably connected through a long screw (10) arranged in a threaded hole (9).

5. A mobile removable ring gear according to claim 4, characterised in that the lower end of said long screw (10) is removably connected with a fixing nut (11).

6. A mobile detachable ring gear according to claim 1, wherein the entire surface of the ring gear (2) is provided with a nitrided layer.

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