CN209976772U

CN209976772U - Practical split structure for gear pump head gear

Info

Publication number: CN209976772U
Application number: CN201920725682.0U
Authority: CN
Inventors: 何立
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-01-21
Anticipated expiration: 2029-05-21

Abstract

The utility model relates to the technical field of gear pumps, in particular to a practical split structure for a gear pump head gear, which comprises a rotating shaft, wherein a clamp spring groove is arranged on the rotating shaft, a fastening clamp spring is arranged in the clamp spring groove in a clamping way, a plane gear is arranged on one side of the fastening clamp spring, a steel ball is arranged between the plane gear and the rotating shaft, and the steel ball is movably connected with the rotating shaft, the steel ball and the plane gear, the utility model has the advantages that the split assembly of the gear pump head gear can be realized by arranging the plane gear, the rotating shaft, the steel ball and the fastening clamp spring, the assembly is convenient, the applicability is strong, the production period can be greatly reduced, the production efficiency is improved, the product cost is reduced, the plane gear can be effectively radially positioned by arranging the steel ball groove, the counter bore and the steel ball, the plane gear can be effectively axially positioned by arranging the fastening clamp spring, the same functional requirements as those of the integral gear are ensured.

Description

Practical split structure for gear pump head gear

Technical Field

The utility model relates to a gear pump technical field specifically is a practical components of a whole that can function independently structure for gear pump head gear.

Background

The gear pump is a rotary pump which transfers or pressurizes liquid by means of a change in a displacement volume and a movement formed between a pump body and a meshing gear. The common gear pump head consists of a pump head upper plate, a pump head middle plate, a pump head lower plate, a driving gear, a driven gear and an assembling screw.

The gear in the existing gear pump always adopts an integral structure, but the structure has high processing precision requirement, multiple working procedures, and the defects of long production period, low efficiency, low product percent of pass, high cost and the like, so that aiming at the current situation, the development of a practical split structure for the gear pump head gear is urgently needed to overcome the defects in the current practical application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a practical components of a whole that can function independently structure for gear pump head gear to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a practical components of a whole that can function independently structure for gear pump head gear, includes the pivot, be provided with the jump ring groove in the pivot, jump ring inslot joint is provided with tightly decides the jump ring, tightly decide jump ring one side and be provided with face gear, be provided with the steel ball between face gear and the pivot, steel ball and face gear equal swing joint.

As a further aspect of the present invention: the inner side of the face gear is provided with a steel ball groove, and the rotating shaft is radially provided with a counter bore.

As a further aspect of the present invention: the cross section of the steel ball groove is semicircular.

As a further aspect of the present invention: the cross section of the fastening clamp spring is of a C-shaped structure.

As a further aspect of the present invention: the steel ball and the fastening clamp spring are standard parts.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the plane gear, the rotating shaft, the steel balls and the fastening snap spring, the gear pump head gear can be assembled in a split manner, is convenient to assemble and high in applicability, can greatly reduce the production period, improve the production efficiency and reduce the product cost, can completely replace an integrated gear in function, and obviously improves the social and economic benefits;

2. through setting up steel ball groove, counter bore and steel ball, can carry out effectual radial positioning to face gear, through setting up tightly deciding jump ring and jump ring groove, can carry out effectual axial positioning to face gear, guaranteed with the same functional requirement of integrative gear.

Drawings

Fig. 1 is a schematic structural view of a practical split structure for a gear pump head gear.

Fig. 2 is a schematic structural view of a face gear in a practical split structure for a gear pump head gear.

Fig. 3 is a schematic structural view of a rotating shaft in a practical split structure for a gear pump head gear.

FIG. 4 is a schematic view of the structure of the fastening clip spring in the practical split structure for the gear of the gear pump head

In the figure: the method comprises the following steps of 1-a plane gear, 2-a rotating shaft, 3-a steel ball, 4-a fastening snap spring, 5-a steel ball groove, 6-a counter bore and 7-a snap spring groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-4, in the embodiment of the present invention, a practical split structure for a gear pump head gear comprises a rotating shaft 2, a clamp spring groove 7 is disposed on the rotating shaft 2, a fastening clamp spring 4 is disposed in the clamp spring groove 7 in a clamping manner, the plane gear 1 can be effectively axially positioned by disposing the fastening clamp spring 4 and the clamp spring groove 7, a plane gear 1 is disposed on one side of the fastening clamp spring 4, a steel ball 3 is disposed between the plane gear 1 and the rotating shaft 2, the steel ball 3 is movably connected with the rotating shaft 2 and the steel ball 3 is movably connected with the plane gear 1, the rotating shaft 2, the steel ball 3 and the fastening clamp spring 4 are disposed, the split assembly of the gear pump head gear can be realized, the assembly is convenient, the applicability is strong, the production cycle can be greatly reduced, the production efficiency is improved, the product cost is reduced, and the integrated gear can be completely replaced functionally, the social and economic benefits are obviously improved.

In this embodiment, 1 inboard of face gear is provided with

steel ball groove

5, 2 surfaces of pivot are provided with counter bore 6, through setting up steel ball groove 5 and counter bore 6, can carry out effectual radial positioning to face gear, have guaranteed face gear 1's radial stability.

In this embodiment, the cross section of the steel ball groove 5 is semicircular.

In this embodiment, the cross section of the fastening clamp spring 4 is of a C-shaped structure.

In this embodiment, the steel ball 3 and the fastening snap spring 4 are standard components.

Example 2

A gear pump structure comprises the practical split structure for the gear pump head gear in embodiment 1.

This a practical components of a whole that can function independently structure for gear pump head gear, through setting up face gear 1, pivot 2, steel ball 3 and tightly decide jump ring 4, can realize the components of a whole that can function independently assembly of gear pump head gear, and convenient assembling, the suitability is strong, can reduce production cycle by a wide margin, improve production efficiency, reduce product cost, can replace the integral type gear completely in the function, show and improve social and economic benefits, through setting up steel ball groove 5 and counter bore 6, can carry out effectual radial positioning to face gear, face gear 1's radial stability has been guaranteed.

The utility model discloses a theory of operation is: during assembly, the fastening snap spring 4 is clamped in a snap spring groove 7 on the rotating shaft 2, the steel ball 3 is placed in a counter bore 6 on the rotating shaft 2, the steel ball groove 5 on the plane gear 1 is aligned with the steel ball 6 on the rotating shaft 2, the plane gear 1 is placed on the rotating shaft 2, and the assembly of the split gear is completed.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The utility model provides a practical components of a whole that can function independently structure for gear pump head gear, includes pivot (2), its characterized in that, be provided with jump ring groove (7) in pivot (2), jump ring groove (7) inside callipers is provided with tightly decides jump ring (4), tightly decide jump ring (4) one side and be provided with face gear (1), be provided with steel ball (3) between face gear (1) and pivot (2), steel ball (3) and pivot (2), the equal swing joint of steel ball (3) and face gear (1).

2. The utility split structure for gear pump head gears according to claim 1, characterized in that the inner side of the face gear (1) is provided with a steel ball groove (5), and the rotating shaft (2) is radially provided with a counter bore (6).

3. Utility split structure for gear pump head gears according to claim 2, characterized in that the cross section of the steel bead groove (5) is semicircular.

4. The utility split structure for gear pump head gears according to claim 1, characterized in that the cross section of the fastening circlip (4) is a "C" shaped structure.

5. The utility split structure for gear pump head gears according to claim 1, characterized in that the steel balls (3) and the tightening snap springs (4) are standard parts.