CN213206373U

CN213206373U - Novel double-diaphragm elastic coupling

Info

Publication number: CN213206373U
Application number: CN202020986879.2U
Authority: CN
Inventors: 张志强; 张元钧
Original assignee: Shanghai Shuangyu Transmission Machinery Co ltd
Current assignee: Shanghai Shuangyu Transmission Machinery Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-05-14
Anticipated expiration: 2030-06-02

Abstract

The utility model provides a novel double-diaphragm elastic coupling, including first half-coupling and second half-coupling, fixed connection middleware between first half-coupling and the second half-coupling, the cooperation is gone into with the middleware cover to first half-coupling, the first diaphragm group of fixed connection between first half-coupling and the middleware, and fixed connection second diaphragm group between second half-coupling and the middleware, first half-coupling passes first diaphragm group and goes into the cooperation with the middleware cover. By adopting the elastic double diaphragm group, the coupling allows the torque to be transmitted under the conditions of axial offset and angular misalignment; the design that the first half coupler is matched with the middle piece in a sleeved mode enables the distance between two linkage shafts to be connected to be reduced, and axial deviation is reduced.

Description

Novel double-diaphragm elastic coupling

Technical Field

The utility model relates to a shaft coupling technical field specifically is novel double-diaphragm elastic coupling.

Background

At present, the market development of domestic measurement and control test equipment is rapid, and the measurement and control test equipment is particularly needed in an automobile engine assembly test system, various motor test station systems, a generator/generator set test station system, a transformer/frequency converter/reactor test station system, a test power supply and other various test and control equipment. In these many test platforms, the coupler is a key component, and whether its type is suitable and quality is reliable becomes a key component affecting the whole test platform. The usability and the convenience and the replaceability of the coupling are key indexes for testing the non-standard design and the non-standard manufacturing capability of the coupling manufacturer.

Couplings are used to couple two shafts of different mechanisms for common rotation to transmit torque mechanical parts. The diaphragm group in the existing double-diaphragm coupling is insufficient in elasticity, the service life of the diaphragm group is short, and the axial deviation generated by the coupling is large.

SUMMERY OF THE UTILITY MODEL

To the problem pointed out in the background art, the utility model provides a novel two diaphragm resilient coupling.

The technical scheme of the utility model is realized like this:

novel two diaphragm elastic coupling, its characterized in that: the device comprises a first half coupler and a second half coupler, wherein an intermediate part is fixedly connected between the first half coupler and the second half coupler, the first half coupler is sleeved with the intermediate part, a first diaphragm group is fixedly connected between the first half coupler and the intermediate part, a second diaphragm group is fixedly connected between the second half coupler and the intermediate part, and the first half coupler penetrates through the first diaphragm group and the intermediate part to be sleeved with the intermediate part.

The utility model discloses further set up to: the middle part both ends are fixed respectively and are set up left flange and right flange, first half-coupling through the first flange that sets up with left flange fixed connection, second half-coupling through the second flange that sets up with right flange fixed connection.

The utility model discloses further set up to: the first flange passes through a set of first bolt that sets up through crisscross in positive and negative first flange first diaphragm group and left flange with left flange fixed connection, the second flange passes through a set of second bolt that sets up through crisscross in positive and negative second flange the second flange second diaphragm group and right flange with right flange fixed connection, first bolt with the equal screw-thread fit nut of second bolt.

The utility model discloses further set up to: the first diaphragm group and the second diaphragm group are respectively provided with a group of first through hole external members and a group of second through hole external members, the first through hole external members and the second through hole external members are sequentially distributed at intervals, the first through hole external members and the first half coupler are sleeved and matched, the second through hole external members and the left flange are sleeved and matched, the second through hole external members and the second half coupler are sleeved and matched, and the first through hole external members and the right flange are sleeved and matched.

The utility model discloses further set up to: the top of the first half coupling is provided with a first key groove, and the side wall of the second half coupling is provided with a second key groove.

To sum up, the beneficial effects of the utility model are that: the novel double-diaphragm elastic coupling provided by the utility model has the advantages that the elastic double-diaphragm group is adopted, so that the coupling allows the torque to be transmitted under the conditions of axial deviation and misalignment of the angle; the design that the first half coupler is matched with the middle piece in a sleeved mode enables the distance between two linkage shafts to be connected to be reduced, and axial deviation is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a first membrane set of the present invention;

fig. 3 is a simplified structural diagram of the first half coupling of the present invention;

fig. 4 is a simplified structural diagram of the second coupling half according to the present invention.

Reference numerals: 1. a first half coupling; 2. a second coupling half; 3. a middleware; 4. a first set of diaphragms; 5. a second set of diaphragms; 6. a left flange; 7. a right flange; 8. a first flange; 9. a second flange; 10. a first bolt; 11. a second bolt; 12. a first through-hole kit; 13. a second through-hole kit; 14. a thick pad; 15. a first keyway; 16. a second keyway.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention is described below with reference to fig. 1-4:

novel two diaphragm resilient coupling, including first half-coupling 1 and second half-coupling 2, fixed connection intermediate member 3 between first half-coupling 1 and the second half-coupling 2, first diaphragm group 4 of fixed connection between first half-coupling 1 and intermediate member 3, second diaphragm group 5 of fixed connection between second half-coupling 2 and intermediate member 3, wherein the design of first diaphragm group 4 and second diaphragm group 5, allow transmission moment of torsion under the condition of axial skew and angle misalignment, first diaphragm group 4 and second diaphragm group 5 are made by the laminating of individual diaphragm, have elasticity, can reduce the reaction force to the jointing equipment bearing, make its stress part balanced simultaneously.

As a preferred structure, the first half coupling 1 is nested with the intermediate member 3, specifically, the first half coupling 1 is nested into the intermediate member 3 through the first diaphragm group 4, so that the distance between the shaft connected to the first half coupling 1 and the shaft connected to the second half coupling 2 is reduced, and the axial offset is reduced.

On the fixed connection mode of each structure, 3 both ends of intermediate member are fixed respectively and are set up left flange 6 and right flange 7, first half-coupling 1 is through first flange 8 and the 6 fixed connection of left flange that set up, second half-coupling 2 is through second flange 9 and the 7 fixed connection of right flange that set up, specifically, first flange 8 passes first flange 8 through a set of first bolt 10 of positive and negative crisscross setting, first diaphragm group 4 and

left flange

6 and 6 fixed connection of left flange, second flange 9 passes second flange 9 through a set of second bolt 11 of positive and negative crisscross setting, second diaphragm group 5 and right flange 7 fixed connection, the equal screw-thread fit nut of first bolt 10 and second bolt 11. A set of first through hole external member 12 and a set of second through hole external member 13 that interval distribution both sides in proper order all is provided with on first diaphragm group 4 and the second diaphragm group 5, first through hole external member 12 and second through hole external member 13 all include thick pad 14, first through hole external member 12 and first half-coupling 1 on the first diaphragm group 4 embolia the cooperation, second through hole external member 13 and left flange 6 on the first diaphragm group 4 embolia the cooperation, second through hole external member 13 and second half-coupling 2 on the second diaphragm group 5 embolias the cooperation, first through hole external member 12 and right flange 7 on the second diaphragm group 5 embolias the cooperation. The thick pads 14 at two sides are arranged at intervals and are sleeved in the corresponding structures, so that the two membrane groups have better elasticity.

Further, as shown in fig. 3, the first coupling half 1 is provided with a first key groove 15 at the top, and as shown in fig. 4, the second coupling half 2 is provided with a second key groove 16 at the side wall.

The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Novel two diaphragm elastic coupling, its characterized in that: including first half-coupling (1) and second half-coupling (2), first half-coupling (1) with fixed connection middleware (3) between second half-coupling (2), first half-coupling (1) with middleware (3) embolias the cooperation, first half-coupling (1) with first diaphragm group of fixed connection (4) between middleware (3), second half-coupling (2) with fixed connection second diaphragm group (5) between middleware (3), first half-coupling (1) passes first diaphragm group (4) with middleware (3) embolias the cooperation.

2. The novel dual diaphragm elastomeric coupling of claim 1, wherein: the middle part (3) both ends are fixed respectively and are set up left flange (6) and right flange (7), first half-coupling (1) through first flange (8) that set up with left flange (6) fixed connection, second half-coupling (2) through second flange (9) that set up with right flange (7) fixed connection.

3. The novel dual diaphragm elastomeric coupling of claim 2, wherein: first flange (8) pass through a set of first bolt (10) of crisscross setting of forward and reverse first flange (8) first diaphragm group (4) and left flange (6) with left flange (6) fixed connection, second flange (9) pass through a set of second bolt (11) of crisscross setting of forward and reverse second flange (9) second diaphragm group (5) and right flange (7) with right flange (7) fixed connection, first bolt (10) with the equal screw-thread fit nut of second bolt (11).

4. The novel dual diaphragm elastomeric coupling of claim 2, wherein: the first diaphragm group (4) and the second diaphragm group (5) are respectively provided with a group of first through hole external members (12) and a group of second through hole external members (13) which are sequentially distributed at intervals, the first through hole external members (12) and the second through hole external members (13) respectively comprise thick pads (14), the first through hole external members (12) on the first diaphragm group (4) are sleeved with the first half coupler (1) in a matched mode, the second through hole external members (13) on the first diaphragm group (4) are sleeved with the left flange (6) in a matched mode, the second through hole external members (13) on the second diaphragm group (5) are sleeved with the second half coupler (2) in a matched mode, and the first through hole external members (12) on the second diaphragm group (5) are sleeved with the right flange (7) in a matched mode.

5. The novel dual diaphragm elastomeric coupling of claim 1, wherein: the top of the first half coupling (1) is provided with a first key groove (15), and the side wall of the second half coupling (2) is provided with a second key groove (16).