CN213393339U

CN213393339U - Flexible connecting mechanism

Info

Publication number: CN213393339U
Application number: CN202120635284.7U
Authority: CN
Inventors: 孟赛娜
Original assignee: Qingdao Pumid Electromechanical Equipment Co ltd
Current assignee: Qingdao Pumid Electromechanical Equipment Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-06-08
Anticipated expiration: 2031-03-29

Abstract

The utility model belongs to the technical field of the connecting piece equipment and specifically relates to a flexible connecting mechanism, which comprises a first connecting piece, a flexible connecting piece and a second connecting piece which are coaxially arranged and are sequentially connected from outside to inside, wherein the flexible connecting piece is made of flexible materials, and is fixedly connected with the second connecting piece and detachably connected with the first connecting piece, or is fixedly connected with the first connecting piece and detachably connected with the second connecting piece; the second connecting piece is coaxially connected with the shaft sleeve. The utility model realizes the direct connection between the output shaft of the diesel engine and the input shaft of the water pump through the flexible connecting piece, omits the transmission structure in the traditional equipment and makes the structure simpler; the flexible connecting piece can effectively buffer the vibration generated by the diesel engine, ensures the synchronism of motion transmission, and can reduce the coaxiality requirement during the processing and assembly of the structure.

Description

Flexible connecting mechanism

Technical Field

The utility model belongs to the technical field of the connecting piece equipment and specifically relates to a flexible connection mechanism.

Background

In current pumping equipment, the diesel engine output shaft need link to each other and transmit power with the pump shaft through belt structure or other drive mechanism, and this kind of connected mode requires highly to the axiality of mechanism, and the great vibrations that produce when the diesel engine operates also can influence the normal transmission of motion, shorten mechanism life-span simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the above problem, provide a flexible connection mechanism, the technical scheme of its adoption as follows:

a flexible connecting mechanism comprises a first connecting piece, a flexible connecting piece and a second connecting piece which are coaxially arranged and sequentially connected from outside to inside, wherein the flexible connecting piece is made of flexible materials, and is fixedly connected with the second connecting piece and detachably connected with the first connecting piece, or is fixedly connected with the first connecting piece and detachably connected with the second connecting piece; the second connecting piece is coaxially connected with the shaft sleeve.

On the basis of the scheme, the outer edge of the flexible connecting piece is circumferentially provided with flexible gear shaping, and the corresponding side of the connecting piece detachably connected with the flexible connecting piece is provided with rigid gear shaping matched with the flexible gear shaping.

Preferably, the flexible connector is made of a rubber material.

Preferably, the flexible connecting piece is provided with a concave part along two axial side end faces.

Preferably, first mounting holes are uniformly distributed in the first connecting piece along the circumferential direction, and second mounting holes and third mounting holes which are matched with each other are respectively formed in the joints of the second connecting piece and the shaft sleeve and are connected through second bolts.

On the basis of the scheme, a step part is arranged at the contact position of the shaft sleeve and the second connecting piece, and the second connecting piece is clamped at the position of the step part.

The utility model has the advantages that: the direct connection between the output shaft of the diesel engine and the input shaft of the water pump is realized through the flexible connecting piece, and a transmission structure in the traditional equipment is omitted, so that the structure is simpler, and the volume is smaller; the flexible connecting piece can effectively buffer the vibration generated by the diesel engine, ensures the synchronism of motion transmission, and can reduce the coaxiality requirement of the structure during processing and assembling; the flexible connecting piece is connected with the adjacent connecting piece in a tooth-shaped inserting mode, so that the rotation synchronism can be ensured, the whole structure is simple, and the installation and the disassembly are easy.

Drawings

FIG. 1: the utility model discloses a front view of the structure;

FIG. 2: the utility model discloses a cross section view of A-A;

FIG. 3: the utility model discloses a local enlarged view of the B area;

FIG. 4: the utility model discloses embodiment 1 first connecting piece structure sketch map;

FIG. 5: the embodiment of the utility model provides a 1 flexible connector structure sketch map.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

As shown in fig. 1 and 2, the flexible connection mechanism includes a first connection member 311, a flexible connection member 321, and a second connection member 331, which are coaxially disposed and sequentially connected from outside to inside, wherein first installation holes 312 are uniformly distributed on the first connection member 311 along a circumferential direction, and first bolts 313 are disposed in the first installation holes 312 and used for being fixedly connected with an output shaft of a diesel engine. The second connecting piece 331 is coaxially connected with the shaft sleeve 341, and a second mounting hole 332 and a third mounting hole 342 which are matched with each other are respectively arranged at the joint of the second connecting piece 331 and the shaft sleeve 341 and are connected through a second bolt 333. Preferably, as shown in fig. 3, a step portion is provided at a contact position of the sleeve 341 and the second connecting member 331, and the second connecting member 331 is snapped at the step portion, so that the second connecting member 331 is conveniently positioned and axially fixed when the sleeve 341 is assembled with the sleeve 331. The flexible connecting piece 321 is made of flexible materials, vibration of the diesel engine transmitted by the first connecting piece 311 can be buffered, the vibration degree of the second connecting piece 331 is reduced, and the concave portions 323 are arranged on the two axial side end faces of the flexible connecting piece 321, so that the flexibility and the damping effect of the flexible connecting piece 321 are improved. Preferably, the flexible connecting member 321 is made of rubber material. The flexible connecting piece 321 is fixedly connected with the second connecting piece 331 and detachably connected with the first connecting piece 311, preferably, as shown in fig. 4 and 5, flexible gear shaping 322 is arranged on the outer edge of the flexible connecting piece 321 along the circumferential direction, rigid gear shaping 313 corresponding to the flexible gear shaping 322 is arranged on the side of the first connecting piece 311 adjacent to the flexible connecting piece 321, the first connecting piece 311 and the flexible connecting piece 321 can be installed by moving the first connecting piece 311 and the flexible connecting piece 321 axially relative to each other, and the flexible connecting piece 321 and the first connecting piece 311 are in toothed connection, so that the rotation synchronism of the first connecting piece 311 and the flexible connecting piece 321 can be ensured.

Example 2

The difference between this embodiment and embodiment 1 is that the outer edge of the flexible connecting member 321 is fixedly connected to the first connecting member 311, and the inner edge thereof is detachably connected to the second connecting member 331, the specific connection method is similar to embodiment 1, the inner edge of the flexible connecting member 321 is provided with flexible gear teeth, and the contact surface between the second connecting member 331 and the flexible connecting member 321 is provided with rigid gear teeth corresponding to the flexible gear teeth 322, so that a plurality of connection methods are provided according to actual installation requirements.

The present invention has been described above by way of example, but the present invention is not limited to the above-mentioned embodiments, and any modification or variation based on the present invention is within the scope of the present invention.

Claims

1. A flexible connecting mechanism is characterized by comprising a first connecting piece (311), a flexible connecting piece (321) and a second connecting piece (331) which are coaxially arranged and sequentially connected from outside to inside, wherein the flexible connecting piece (321) is made of flexible materials, the flexible connecting piece (321) is fixedly connected with the second connecting piece (331) and detachably connected with the first connecting piece (311), or the flexible connecting piece (321) is fixedly connected with the first connecting piece (311) and detachably connected with the second connecting piece (331); the second connecting piece (331) is coaxially connected with the shaft sleeve (341).

2. A flexible connection according to claim 1, characterized in that the flexible connection member (321) is provided with flexible teeth (322) along its periphery, and the corresponding side of the connection member to which it is detachably connected is provided with rigid teeth (313) adapted to the flexible teeth (322).

3. A flexible connection according to claim 1, characterized in that the flexible connection (321) is made of a rubber material.

4. A flexible connection according to claim 1, wherein the flexible connection member (321) is provided with recesses (323) along both axial end surfaces.

5. The flexible connecting mechanism of claim 1, wherein the first connecting member (311) is provided with first mounting holes (312) uniformly distributed along the circumferential direction, and the joint of the second connecting member (331) and the shaft sleeve (341) is provided with a second mounting hole (332) and a third mounting hole (342) which are matched with each other, and the first connecting member and the second connecting member are connected through a second bolt (333).

6. A flexible connection mechanism according to claim 5, characterized in that a step is provided at the contact position of the sleeve (341) and the second connection member (331), and the second connection member (331) is clamped at the step position.