CN220452198U - Gear outer rotor of lubricating pump - Google Patents

Abstract

The utility model discloses a lubricating pump gear outer rotor, which belongs to the technical field of gearboxes and comprises the following components: a mounting plate and a tooth plate; the tooth disc is arranged along the axial direction of the mounting disc, and is clung to the outer side surface of the mounting disc; the mounting disc is connected with the tooth disc through a limiting piece, and a gear spline connected with a driving shaft of the lubricating pump is arranged in the middle of the mounting disc; through dividing into a plurality of components with the gear external rotor, when in actual use, can change to the component that damages, avoided certain component to damage, and whole change gear external rotor to make the change of gear external rotor convenient, and maintenance cost reduces.

Description

Gear outer rotor of lubricating pump

Technical Field

The utility model relates to the technical field of gearboxes, in particular to a lubricating pump gear outer rotor.

Background

The utility model patent of the prior art with the application number of CN202021303647.9 discloses a powder metallurgy gear outer rotor for a lubricating pump, which is formed by adopting a powder metallurgy process production process to teeth, tooth round parts, bosses and gear splines, so that the subsequent machining is less, and the materials are saved.

The gear outer rotor is a wearing part, and when the service time is long or teeth are damaged, the element needs to be replaced, and because the gear outer rotor is of an integral structure, all parts are not detachable, the gear outer rotor needs to be replaced integrally when the teeth are worn, and therefore the replacement cost is high.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a lubricating pump gear outer rotor, which comprises a mounting disc and a tooth disc;

the tooth disc is arranged along the axial direction of the mounting disc, and is clung to the outer side surface of the mounting disc;

the mounting plate is connected with the tooth plate through a limiting piece, and a gear spline connected with a driving shaft of the lubricating pump is arranged in the middle of the mounting plate.

Further, the mounting plate includes: the device comprises a first pressure plate, a second pressure plate and a base;

the first pressure plate and the second pressure plate are respectively arranged on two end surfaces of the base;

the tooth disc is positioned between the first pressure disc and the second pressure disc, and the inner side surface of the tooth disc is clung to the outer side surface of the base;

the first pressure plate, the tooth disc and the second pressure plate are connected through a limiting piece;

the gear spline penetrates through the first pressure plate, the tooth disc and the second pressure plate in sequence.

Further, protrusions are arranged on opposite end faces of the first pressure plate and the second pressure plate, grooves corresponding to the protrusions are formed in two end faces of the base, and the protrusions are respectively clamped with the grooves on the same side.

Further, the shape of the protrusions and the grooves is the same as the profile of the gear spline.

Further, the dental tray includes: the annular ring and the teeth;

the annular ring is sleeved on the base and is positioned between the first pressure plate and the second pressure plate;

the teeth are uniformly distributed and connected to the outer side surface of the annular ring; the teeth protrude out of the outer edges of the first platen and the second platen;

the limiting piece sequentially penetrates through the first pressure plate, the annular ring and the second pressure plate.

The utility model has the beneficial effects that:

through dividing into a plurality of components with the gear external rotor, when in actual use, can change to the component that damages, avoided certain component to damage, and whole change gear external rotor to make the change of gear external rotor convenient, and maintenance cost reduces.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

fig. 2 is a schematic diagram of a front structure provided by the present utility model.

Reference numerals: 1 is a first pressure plate, 2 is a second pressure plate, 3 is a base, 4 is an annular ring, and 5 is teeth.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 to 2, a lubrication pump gear outer rotor includes: a mounting plate and a tooth plate;

the tooth disc is arranged along the axial direction of the mounting disc, and is clung to the outer side surface of the mounting disc;

the mounting plate is connected with the tooth plate through a limiting piece, and a gear spline connected with a driving shaft of the lubricating pump is arranged in the middle of the mounting plate.

The main utility model point of the present application is that the gear outer rotor is arranged into a plurality of elements, and then the elements are integrally assembled together, when in use, the corresponding wearing elements can be replaced according to the conditions of wearing parts, so that the operation difficulty is reduced in the replacement process, and the cost is reduced when the gear rotor is maintained.

The limiting piece is a screw, a key or a pin and other components used for fixed connection.

In some embodiments, the mounting plate comprises: a first platen 1, a second platen 2, and a base 3;

the first pressure plate 1 and the second pressure plate 2 are respectively arranged on two end faces of the base 3;

the tooth disc is positioned between the first pressure disc 1 and the second pressure disc 2, and the inner side surface of the tooth disc is tightly attached to the outer side surface of the base 3;

the first pressure plate 1, the tooth disc and the second pressure plate 2 are connected through a limiting piece;

the gear spline penetrates through the first pressure plate 1, the tooth disc and the second pressure plate 2 in sequence.

In some embodiments, protrusions are disposed on opposite end surfaces of the first platen 1 and the second platen 2, and corresponding grooves corresponding to the protrusions are disposed on two end surfaces of the base 3, and the protrusions are respectively clamped with the grooves on the same side.

Wherein, the effect of arch and recess is, makes things convenient for first pressure disk and second pressure disk and pedestal connection, through protruding and recess joint, can avoid locating part to whole spacing time, first pressure disk and second pressure disk aversion problem, is favorable to improving the stability between first pressure disk and second pressure disk and the base simultaneously.

In some embodiments, the shape of the protrusions and the grooves is the same as the profile of the gear spline.

In some embodiments, the dental tray comprises: an annular ring 4 and a plurality of teeth 5;

the annular ring 4 is sleeved on the base 3, and the annular ring 4 is positioned between the first pressure plate 1 and the second pressure plate 2;

the teeth 5 are uniformly and fixedly connected to the outer side surface of the annular ring 4; the teeth protrude out of the outer edges of the first platen and the second platen;

the limiting piece sequentially penetrates through the first pressure plate 1, the annular ring 4 and the second pressure plate 2.

Wherein, the annular ring can be cut apart into the multistage, and every section is connected through the locating part with the base, and tooth evenly sets up on every section annular ring, and the locating part sets up between adjacent tooth, and the surface of locating part suits with the surface of annular ring.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (5)

1. A lubrication pump gear outer rotor, comprising: a mounting plate and a tooth plate;

the tooth disc is arranged along the axial direction of the mounting disc, and is clung to the outer side surface of the mounting disc;

the mounting plate is connected with the tooth plate through a limiting piece, and a gear spline connected with a driving shaft of the lubricating pump is arranged in the middle of the mounting plate.

2. The lubrication pump gear outer rotor of claim 1, wherein the mounting plate comprises: the device comprises a first pressure plate, a second pressure plate and a base;

the first pressure plate and the second pressure plate are respectively arranged on two end surfaces of the base;

the tooth disc is positioned between the first pressure disc and the second pressure disc, and the inner side surface of the tooth disc is clung to the outer side surface of the base;

the first pressure plate, the tooth disc and the second pressure plate are connected through a limiting piece;

the gear spline penetrates through the first pressure plate, the tooth disc and the second pressure plate in sequence.

3. The gear outer rotor of the lubricating pump according to claim 2, wherein protrusions are arranged on opposite end surfaces of the first pressure plate and the second pressure plate, grooves corresponding to the protrusions are arranged on two end surfaces of the base, and the protrusions are respectively clamped with the grooves on the same side.

4. A lubrication pump gear outer rotor according to claim 3, wherein the shape of the protrusions and the grooves is the same as the profile of the gear spline.

5. The lubrication pump gear outer rotor of claim 2, wherein the tooth plate comprises: the annular ring and the teeth;

the annular ring is sleeved on the base and is positioned between the first pressure plate and the second pressure plate;

the teeth are uniformly distributed and connected to the outer side surface of the annular ring; the teeth protrude out of the outer edges of the first platen and the second platen;

the limiting piece sequentially penetrates through the first pressure plate, the annular ring and the second pressure plate.