CN208764273U - A kind of running motor gear ring - Google Patents

Abstract

The utility model discloses a kind of running motor gear rings, including ring gear bodies and the internal tooth being set on the ring gear bodies, internal tooth erecting bed is evenly equipped on the inside of the ring gear bodies, gap is maintained between each internal tooth erecting bed, dovetail groove is additionally provided on the internal tooth erecting bed, the rear side of the internal tooth is equipped with interconnecting piece corresponding with the dovetail groove, the internal tooth is plugged on the internal tooth erecting bed and the interior groove of ring gear bodies is collectively formed with the internal tooth erecting bed, the upper end of the internal tooth also has a slope surface, the bottom of the interconnecting piece is additionally provided with a limiting section, the ring gear bodies bottom is equipped with a fixed concave ring, a fixed ring is fixed on the fixed concave ring, multiple limiting slots corresponding with the limiting section are additionally provided on the inside of the concave ring, each limiting section is incorporated into the corresponding limiting slot and is fixed ring institute Fixation is stated, the utility model precision is high, reliability and durability.

Description

A kind of running motor gear ring

Technical field

The utility model relates to a kind of running motor gear rings.

Background technique

Running motor gear ring is the common accessory of engineering machinery, and running motor gear ring in the prior art is typically all one It casts, precision is general, wear-resisting property is poor, causes assembly inconvenience, service life low.

Utility model content

The utility model aim is to overcome above-mentioned the deficiencies in the prior art, provides a kind of relatively reliable running motor tooth Circle.

The technical solution of the utility model is: a kind of running motor gear ring, including ring gear bodies and is set to the gear ring Internal tooth in main body, the ring gear bodies inside are evenly equipped with internal tooth erecting bed, maintain gap between each internal tooth erecting bed, Dovetail groove is additionally provided on the internal tooth erecting bed, the rear side of the internal tooth is equipped with interconnecting piece corresponding with the dovetail groove, institute The interior groove that internal tooth is plugged on the internal tooth erecting bed and ring gear bodies are collectively formed with the internal tooth erecting bed is stated, it is described interior The upper end of tooth also has a slope surface, and the bottom of the interconnecting piece is additionally provided with a limiting section, and it is solid that the ring gear bodies bottom is equipped with one Determine concave ring, a fixed ring is fixed on the fixed concave ring, is additionally provided on the inside of the concave ring multiple corresponding with the limiting section Limiting slot, each limiting section is incorporated into the corresponding limiting slot and is fixed fixed described in ring.

Further, the internal tooth, interconnecting piece and limiting section are an integral molding structure.

Further, the junction of the internal tooth and the interconnecting piece is additionally provided with bit-avoiding slot.

Further, the bottom surface of the fixed ring and the bottom surface of the ring gear bodies are flush.

Further, the internal tooth is hard alloy.

The beneficial effects of the utility model are: to required precision, not high ring gear bodies are integrated casting in the utility model It makes, the internal tooth matched with ratch or other assemblies is that hard alloy independently assembles, and improves its wearability and precision；For Cost consideration, it is also contemplated that convenience when convenient for the insertion of other accessories, a slope surface is arranged in internal tooth upper end；Meanwhile internal tooth is plugged in Jointly at the interior groove of ring gear bodies on internal tooth erecting bed and with internal tooth erecting bed, while so that interior groove is had serious forgiveness, also It ensure that the precision of internal tooth outer end, the rigidity of interior groove entirety, use is relatively reliable；In addition, the utility model is from assembly When it is also very convenient, be conducive to large-scale production.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model top surface；

Fig. 2 is the structural schematic diagram of the utility model bottom surface；

Fig. 3 is the structural schematic diagram of the utility model internal tooth.

Specific embodiment

Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.

In conjunction with shown in Fig. 1-3, a kind of running motor gear ring including ring gear bodies 1 and is set on the ring gear bodies 1 Internal tooth 2 is evenly equipped with internal tooth erecting bed 3 on the inside of the ring gear bodies 1, maintains gap between each internal tooth erecting bed 3, institute It states and is additionally provided with dovetail groove on internal tooth erecting bed 3, the rear side of the internal tooth 2 is equipped with interconnecting piece 4 corresponding with the dovetail groove, institute State the interior groove that internal tooth 2 is plugged on the internal tooth erecting bed 3 and ring gear bodies 1 are collectively formed with the internal tooth erecting bed 3, institute The upper end for stating internal tooth 2 also has a slope surface 8, and the bottom of the interconnecting piece 4 is additionally provided with a limiting section 5,1 bottom of ring gear bodies Equipped with a fixed concave ring, it is fixed with a fixed ring 6 on the fixed concave ring, the multiple and limit is additionally provided on the inside of the concave ring The corresponding limiting slot in portion 5, each limiting section 5 are incorporated into the corresponding limiting slot and are fixed fixed described in ring 6.

Further, the internal tooth 2, interconnecting piece 4 and limiting section 5 are an integral molding structure.

Further, the junction of the internal tooth 2 and the interconnecting piece 4 is additionally provided with bit-avoiding slot 7.

Further, the bottom surface of the fixed ring 6 and the bottom surface of the ring gear bodies 1 are flush.

Further, the internal tooth 2 is hard alloy.

It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.

Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet Include any and all combinations of one or more related listed items.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (5)

1. a kind of running motor gear ring, including ring gear bodies and the internal tooth being set on the ring gear bodies, it is characterised in that: institute It states and is evenly equipped with internal tooth erecting bed on the inside of ring gear bodies, gap, the internal tooth erecting bed are maintained between each internal tooth erecting bed On be additionally provided with dovetail groove, the rear side of the internal tooth is equipped with interconnecting piece corresponding with the dovetail groove, and the internal tooth is plugged in institute The interior groove that ring gear bodies are collectively formed on internal tooth erecting bed and with the internal tooth erecting bed is stated, the upper end of the internal tooth also has One slope surface, the bottom of the interconnecting piece are additionally provided with a limiting section, and the ring gear bodies bottom is equipped with a fixed concave ring, the fixation It is fixed with a fixed ring on concave ring, multiple limiting slots corresponding with the limiting section are additionally provided on the inside of the concave ring, it is each described Limiting section is incorporated into the corresponding limiting slot and is fixed fixed described in ring.

2. a kind of running motor gear ring according to claim 1, it is characterised in that: the internal tooth, interconnecting piece and limiting section It is an integral molding structure.

3. a kind of running motor gear ring according to claim 1, it is characterised in that: the company of the internal tooth and the interconnecting piece The place of connecing is additionally provided with bit-avoiding slot.

4. a kind of running motor gear ring according to claim 1, it is characterised in that: the bottom surface of the fixed ring and the tooth The bottom surface of circle main body is flush.

5. a kind of running motor gear ring according to claim 1, it is characterised in that: the internal tooth is hard alloy.