CN220470501U

CN220470501U - Mining snakelike spring coupling

Info

Publication number: CN220470501U
Application number: CN202322237364.9U
Authority: CN
Inventors: 姚岳泉; 王盛铭; 林哲; 尚华鹏; 博昌兵
Original assignee: Zhejiang Fokker Transmission Machinery Co ltd
Current assignee: Zhejiang Fokker Transmission Machinery Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-02-09
Anticipated expiration: 2033-08-18

Abstract

The application discloses a mining snake-shaped spring coupling, which comprises a pair of half shafts, a snake-shaped groove and a plurality of connecting rods, wherein the half shafts are mutually connected in a transmission way through snake-shaped springs, and the snake-shaped groove is circumferentially arranged on the peripheral wall of each half shaft; the outer ends of the floating blocks can be abutted with the inner wall of the shell, and used for fixing the snake-shaped springs in the snake-shaped grooves.

Description

Mining snakelike spring coupling

Technical Field

The utility model relates to a mining snake-shaped spring coupler.

Background

The coupling means a device for connecting two shafts or the shafts and a rotating member to rotate together in the process of transmitting motion and power, and is not disconnected under normal conditions, the snake-shaped spring coupling is a metal with advanced structure, torque is transmitted by a snake-shaped spring piece, the snake-shaped spring coupling is the most advanced shaft connecting transmission part in the international machinery field at present, the snake-shaped spring coupling is also a very general shaft connecting transmission part, the main structure of the snake-shaped spring coupling is composed of two half couplings, two half covers, two sealing rings and the snake-shaped spring piece, and the snake-shaped spring coupling has the advantages of good vibration reduction, long service life, low noise and good lubricating performance, for example:

the utility model patent of China with the publication number of CN216951349U relates to a mining snake-shaped spring coupling, which comprises a coupling main body, a plurality of teeth, a plurality of limiting mechanisms, a plurality of fixing plates and a plurality of anti-slip pads, wherein the limiting mechanisms comprise a mounting box, springs, movable rods and stop blocks, the snake-shaped springs are clamped into the teeth, the springs in the limiting mechanisms drive the movable rods, the fixing plates and the anti-slip pads to clamp the snake-shaped springs, so that the snake-shaped springs are fixed, the stop blocks are arranged to limit the snake-shaped springs conveniently, and the existing defects are that:

the spring has elasticity, and the limit of cooperation movable rod and stationary blade to serpentine spring has the defect that stability is not enough.

Disclosure of Invention

The utility model aims to solve one of the technical problems existing in the prior art.

The application provides a mining snakelike spring shaft coupling, including the shell respectively through a pair of semi-axis of snakelike spring mutual drive connection, still include:

a snake-shaped groove which is arranged on the peripheral wall of each half shaft in a surrounding way;

the plurality of floating blocks can be floatingly arranged on the peripheral wall of each half shaft through corresponding floating grooves, and the outer ends of the floating blocks can be abutted with the inner wall of the shell and are used for fixing the snake-shaped springs in the snake-shaped grooves.

The serpentine channel comprises:

the straight parts are arranged on the peripheral wall of each half shaft at intervals along the circumferential direction, the inner ends of the straight parts are communicated, and the outer ends of the straight parts are closed;

the bending parts are arranged on the peripheral wall of each half shaft at intervals along the circumferential direction and are communicated with the outer ends of the adjacent straight parts.

Each floating groove is respectively arranged on the peripheral wall of each half shaft at intervals along the circumferential direction, and the upper end of each floating groove is communicated with one side of the middle section of the adjacent straight part.

The slider includes:

a floating body floatably installed in the floating groove, the lower end of which is inclined to a side away from the straight portion;

the pressing edge is integrally formed on the top surface of the floating body and extends to the upper part of the snake-shaped groove;

wherein, the floating groove lower extreme inclines towards the snake-shaped groove, laminating with the terminal surface under the floating body.

Further comprises:

the reset grooves are respectively arranged on the bottom surface of each straight part and communicated with the adjacent floating grooves;

and the reset springs are respectively arranged in the reset grooves, one ends of the reset springs are in butt joint with the inner ends of the corresponding reset grooves, and the other ends of the reset springs are in butt joint with the side walls of the adjacent floating bodies.

Further comprises:

the jacks are respectively arranged on the inner wall of the bottom end of each reset groove;

the through holes are arranged on the outer wall of the half shaft at intervals, and the inner ends of the through holes are respectively communicated with the side walls of the upper ends of the reset grooves;

a plurality of inclined sliding holes penetrating through the lower part of each floating body left and right;

the middle parts of the inserting rods are respectively in sliding fit with the inclined sliding holes, the inner ends of the inserting rods are inserted into the corresponding inserting holes, and the outer ends of the inserting rods are correspondingly inserted into the through holes;

the limiting steel balls are arranged at the outer ends of the corresponding through holes in an interference fit manner and are abutted with the outer end surfaces of the corresponding inserted bars;

the corresponding jack, the corresponding inclined slide hole and the corresponding axis of the through hole are coincident, and the axis is parallel to the end face of the bottom of the reset groove.

The housing includes:

a pair of half shells which can form a whole body with a round cross section when being folded;

and the bolts are used for fixedly connecting the pair of half shells with each other.

The beneficial effects of the utility model are as follows:

1. the snake-shaped springs are completely fixed when the half shells are folded through the arrangement of the snake-shaped grooves, the floating grooves and the floating blocks which comprise the floating bodies and the pressing edges, so that the stability is high;

2. through the arrangement of a plurality of jacks, a plurality of through holes, a plurality of inclined slide holes, a plurality of inserted bars, a plurality of reset grooves and a plurality of reset springs, the fixing of the serpentine springs is relieved after the pair of half shells are opened, and convenience is brought to workers to detach the serpentine springs.

Drawings

FIG. 1 is a front view of a mineral serpentine spring coupling according to an embodiment of the present application;

FIG. 2 is a perspective view of a mineral serpentine spring coupling without a housing in accordance with an embodiment of the present application;

FIG. 3 is a schematic view of the cross-sectional structure in the direction A-A in FIG. 1;

fig. 4 is a schematic view of a partial enlarged structure at B in fig. 3.

Reference numerals

1-shell, 101-half shell, 102-bolt, 2-serpentine spring, 3-semi-axle, 4-serpentine slot, 401-straight portion, 402-curved portion, 5-slider, 501-floating body, 502-pressure edge, 6-floating slot, 7-reset slot, 8-reset spring, 9-jack, 10-through hole, 11-oblique slide hole, 12-plug rod, 13-spacing steel ball.

Detailed Description

Technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application are within the scope of the protection of the present application.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type and not limited to the number of objects, e.g., the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

The server provided in the embodiment of the present application is described in detail below with reference to the accompanying drawings by means of specific embodiments and application scenarios thereof.

Example 1:

as shown in fig. 1 to 4, the embodiment of the present application provides a mining serpentine spring coupling, which comprises a pair of half shafts 3, each of which is in transmission connection with each other through a serpentine spring 2, of a housing 1, and a serpentine groove 4 which is circumferentially arranged on the outer peripheral wall of each half shaft 3; a plurality of floating blocks 5 are floatably mounted on the outer peripheral wall of each half shaft 3 through corresponding floating grooves 6, and the outer ends thereof can be abutted against the inner wall of the housing 1 for fixing the serpentine springs 2 in the serpentine grooves 4.

Further, the serpentine groove 4 comprises a plurality of straight parts 401 which are circumferentially arranged on the peripheral wall of each half shaft 3 at intervals, the inner ends of the serpentine groove are communicated, and the outer ends of the serpentine groove are closed; and a plurality of bending parts 402 which are arranged on the outer peripheral wall of each half shaft 3 at intervals along the circumferential direction and are communicated with the outer ends of the adjacent straight parts 401.

Preferably, each floating groove 6 is circumferentially spaced on the outer peripheral wall of each half shaft 3, and the upper end is connected to the middle section side of the adjacent flat portion 401.

Further, the slider 5 includes a floating body 501 floatably mounted in the floating groove 6, the lower end of which is inclined to a side away from the flat portion 401; the pressing edge 502 is integrally formed on the top surface of the floating body 501, extends to the upper side of the serpentine groove 4, and the lower end of the floating groove 6 inclines towards the serpentine groove 4 and is attached to the lower end surface of the floating body 501.

Further, the device also comprises a plurality of reset grooves 7 which are respectively arranged on the bottom surface of each straight part 401 and communicated with the adjacent floating grooves 6; and a plurality of return springs 8 are respectively arranged in the return grooves 7, one ends of the return springs are abutted against the inner ends of the corresponding return grooves 7, and the other ends of the return springs are abutted against the side walls of the adjacent floating bodies 501.

Further, a plurality of jacks 9 are respectively arranged on the inner wall of the bottom end of each reset groove 7; the through holes 10 are arranged on the outer wall of the half shaft 3 at intervals, and the inner ends of the through holes are respectively communicated with the side walls of the upper ends of the reset grooves 7; a plurality of inclined slide holes 11 penetrating the lower part of each floating body 501 from left to right; the middle parts of the inserting rods 12 are respectively in sliding fit with the inclined sliding holes 11, the inner ends of the inserting rods are inserted into the corresponding inserting holes 9, and the outer ends of the inserting rods are correspondingly inserted into the through holes 10; and the limiting steel balls 13 are arranged at the outer ends of the corresponding through holes 10 in an interference fit manner and are abutted against the outer end faces of the corresponding inserted rods 12, the corresponding insertion holes 9, the corresponding inclined sliding holes 11 and the axes of the through holes 10 are coincident, and the axes are parallel to the bottom end faces of the reset grooves 7.

Further, the housing 1 includes a pair of half-shells 101, which when closed can form a whole with a circular cross section; bolts 102 for fixedly connecting the pair of half shells 101 to each other.

In this embodiment of the present application, since the above-mentioned structure is adopted, when the serpentine spring 2 is mounted, it is first clamped into each straight portion 401 and each bent portion, then a pair of half shells 101 are closed, and are fixed by each bolt 102, so that the inner walls of a pair of half shells 101 press each floating body 501, and each floating body 501 descends in the corresponding floating groove 6, during this process, since the bottom surface of each floating body 501 and the bottom surface of the corresponding floating groove 6 are inclined and mutually matched, each floating body 501 moves downward while moving sideways to the serpentine spring 2, each pressing edge 502 moves toward the top surface of the serpentine spring 2, each inclined slide hole 11 slides along the corresponding insert rod 12 until a pair of half shells 101 are completely closed and fixed, at this time, the two side walls of the serpentine spring 2 in each straight section are clamped between the side walls of the corresponding straight portion 401 and the side walls of the floating body 501, at this time, the upper and lower side walls of the serpentine spring 2 are clamped between the bottom surfaces of the corresponding straight portion 401 and the pressing edge 502, and the reset springs 8 are all around fixed, and at this time, and the reset springs 8 are compressed and shortened;

when the pair of half shells 101 are separated, each reset spring 8 releases elastic potential energy to push the corresponding floating body 501 and the corresponding pressing edge 502 to slide in a direction away from the corresponding straight section, and each floating body 501 ascends until the outer wall of each floating body 501 is abutted with the side wall of the corresponding floating groove 6 away from the corresponding straight section, and at the moment, the outer wall of the floating body 501 and the bottom surface of the pressing edge 502 are separated from contact with the outer wall of the serpentine spring 2, so that the serpentine spring 2 is convenient to detach;

the arrangement of the through hole 10, the jack 9 and the limit steel balls 13 is convenient for the installation of the inserted link 12, the inner end of the inserted link 12 passes through the through hole 10 and the inclined sliding hole 11 and then is inserted into the jack 9, and then the limit steel balls 13 are pressed into the through hole 10 in a punching mode, so that the inserted link 12 is fixed.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are also within the protection of the present application.

Claims

1. The utility model provides a mining snakelike spring shaft coupling, includes a pair of semi-axis (3) that shell (1) each pass through snakelike spring (2) mutual transmission connection, its characterized in that still includes:

a serpentine groove (4) provided around the outer peripheral wall of each half shaft (3);

the plurality of floating blocks (5) can be floatingly arranged on the peripheral wall of each half shaft (3) through corresponding floating grooves (6), and the outer ends of the floating blocks can be abutted with the inner wall of the shell (1) and are used for fixing the serpentine springs (2) in the serpentine grooves (4).

2. A mining serpentine spring coupling according to claim 1, wherein the serpentine slot (4) comprises:

the straight parts (401) are arranged on the peripheral wall of each half shaft (3) at intervals along the circumferential direction, the inner ends of the straight parts are communicated, and the outer ends of the straight parts are closed;

and a plurality of bending parts (402) which are arranged on the peripheral wall of each half shaft (3) at intervals along the circumferential direction and are communicated with the outer ends of the adjacent straight parts (401).

3. A mining serpentine spring coupling as defined in claim 2, wherein:

the floating grooves (6) are respectively arranged on the peripheral wall of each half shaft (3) at intervals along the circumferential direction, and the upper ends of the floating grooves are communicated with one side of the middle section of the adjacent straight part (401).

4. A mining serpentine spring coupling according to claim 3, wherein the slider (5) comprises:

a floating body (501) which is floatably mounted in the floating groove (6) and has a lower end inclined to a side away from the flat portion (401);

the pressing edge (502) is integrally formed on the top surface of the floating body (501) and extends to the upper part of the serpentine groove (4);

wherein the lower end of the floating groove (6) inclines towards the snake-shaped groove (4) and is attached to the lower end face of the floating body (501).

5. The mining serpentine spring coupling of claim 4, further comprising:

a plurality of reset grooves (7) which are respectively arranged on the bottom surface of each straight part (401) and are communicated with the adjacent floating grooves (6);

and a plurality of return springs (8) are respectively arranged in the return grooves (7), one ends of the return springs are abutted with the inner ends of the corresponding return grooves (7), and the other ends of the return springs are abutted with the side walls of the adjacent floating bodies (501).

6. The mining serpentine spring coupling of claim 4, further comprising:

a plurality of jacks (9) which are respectively arranged on the inner walls of the bottom ends of the reset grooves (7);

the through holes (10) are arranged on the outer wall of the half shaft (3) at intervals, and the inner ends of the through holes are respectively communicated with the side walls of the upper ends of the reset grooves (7);

a plurality of inclined slide holes (11) which penetrate through the lower part of each floating body (501) left and right;

the middle parts of the inserting rods (12) are respectively in sliding fit with the inclined sliding holes (11), the inner ends of the inserting rods are inserted into the corresponding inserting holes (9), and the outer ends of the inserting rods are correspondingly inserted into the through holes (10);

the limiting steel balls (13) are arranged at the outer ends of the corresponding through holes (10) in an interference fit manner and are abutted with the outer end surfaces of the corresponding inserted bars (12);

the corresponding jack (9), the inclined sliding hole (11) and the axis of the through hole (10) are coincident, and the axis is parallel to the bottom end surface of the reset groove (7).

7. A mining serpentine spring coupling according to any one of claims 1-6, wherein the housing (1) comprises:

a pair of half shells (101) which can form a whole body with a circular cross section when being folded;

bolts (102) for fixedly connecting the pair of half-shells (101) to each other.