CN210830220U

CN210830220U - Combined easy-to-replace low-maintenance-cost efficient coupler

Info

Publication number: CN210830220U
Application number: CN201921926574.6U
Authority: CN
Inventors: 鄂家承
Original assignee: Zhenjiang Jinjiang Machinery Manufacturing Co ltd
Current assignee: Zhenjiang Jinjiang Machinery Manufacturing Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-06-23
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a combined high-efficiency shaft coupling with easy replacement and low maintenance cost, which belongs to the field of shaft couplings, and comprises a left half shaft coupling and a right half shaft coupling which are distributed on the left and right, a diaphragm is arranged between the left half shaft coupling and the right half shaft coupling, a plurality of first jacks are drilled at the outer end of the left half shaft coupling, a plurality of corresponding second jacks are drilled at the outer ends of the diaphragm and the right half shaft coupling, an annular positioning plate is sleeved at the outer end of the left half shaft coupling, one end of the annular positioning plate close to the diaphragm is fixedly connected with a plurality of positioning rods, the positioning rods are matched with the first jacks, a limiting ring is sleeved at the outer end of the right half shaft coupling, a plurality of limiting holes with the same size as the first jacks are drilled at the outer end of the limiting ring, the mounting or dismounting work of the shaft coupling can be realized at one time, and the operation trouble, the coupler is easy to replace, the working efficiency is improved, and the required cost is low.

Description

Combined easy-to-replace low-maintenance-cost efficient coupler

Technical Field

The utility model relates to a shaft coupling field, more specifically say, relate to a combined easy high-efficient shaft coupling of changing low maintenance cost.

Background

Mechanical parts for coupling two shafts (driving shaft and driven shaft) in different mechanisms to rotate together to transmit torque. In the high-speed heavy-load power transmission, some couplings also have the functions of buffering and damping and improving the dynamic performance of a shaft system. The existing combined coupling consists of a left half coupling, a right half coupling, a diaphragm, a bolt, a check nut, a limit washer and the like.

When the combined coupler is used, when one of the left half coupler and the right half coupler is damaged and needs to be disassembled for maintenance or replacement, the nuts need to be unscrewed one by one, and then the bolts are taken out.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a combined easy high-efficient shaft coupling of changing low maintenance cost, it can realize once only accomplishing the installation of shaft coupling or dismantlement work, has reduced the troublesome poeration nature of an installation or dismantlement bolt, and the shaft coupling is easily changed, has improved work efficiency, and required cost is lower.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A combined high-efficiency coupler easy to replace and low in maintenance cost comprises a left half coupler and a right half coupler which are distributed on the left and right, a diaphragm is arranged between the left half coupler and the right half coupler, a plurality of first jacks are formed in the outer end of the left half coupler, a plurality of corresponding second jacks are formed in the outer ends of the diaphragm and the right half coupler, an annular positioning plate is sleeved at the outer end of the left half coupler, a plurality of positioning rods are fixedly connected to one end, close to the diaphragm, of the annular positioning plate, the positioning rods are matched with the first jacks, a limiting ring is sleeved at the outer end of the right half coupler, a plurality of limiting holes equal to the first jacks in size are formed in the outer end of the limiting ring, one end, far away from the annular positioning plate, of each positioning rod sequentially penetrates through the first jacks, the second jacks and the limiting holes in the diaphragm and the right half coupler and extends to the right side of, the limiting ring is internally provided with a positioning piece which is inserted into the positioning hole, so that the mounting or dismounting work of the coupler can be completed at one time, the operation trouble of mounting or dismounting a bolt is reduced, the coupler is easy to replace, the working efficiency is improved, and the required cost is lower.

Further, the setting element includes support ring and a plurality of elasticity telescopic link, and is a plurality of the even fixed connection of elasticity telescopic link is in the support ring outer end, the support ring is located the inboard of spacing ring, the through-hole has been dug to the spacing ring inner wall, the through-hole is linked together with spacing hole, the locating lever outer end is dug and has been had with elasticity telescopic link assorted locating hole, the one end that the support ring was kept away from to the elasticity telescopic link loops through-hole, spacing hole and locating hole and wears out outside the spacing ring, accomplishes the location to the locating lever through inserting elasticity telescopic link in through-hole, spacing hole and the locating hole, and then realizes fixing between half shaft coupling on the left side.

Furthermore, the outer end fixedly connected with pull rod that the diaphragm just is close to the spacing ring inner wall is kept away from to elasticity telescopic link, pull rod and elasticity telescopic link mutually perpendicular when needs dismantle left half-coupling, diaphragm and right half-coupling, can be better pull away elasticity telescopic link outside spacing hole and locating hole through the pull rod.

Furthermore, fixedly connected with bracing piece between support ring outer end and the spacing ring inner wall realizes through the bracing piece that support ring and spacing ring are fixed for after the elastic telescopic link pulled away outside spacing hole and locating hole, the support ring was difficult for breaking away from outside the enclosure of spacing ring.

Furthermore, the central axes of the first jack, the second jack, the limiting hole and the positioning hole are all located on the same straight line, so that the positioning rod can be kept in a horizontal state to be used after penetrating through the first jack and when penetrating out of the limiting hole.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the scheme can realize the installation or disassembly work of the coupler at one time, reduces the operation trouble of installing or disassembling the bolt, is easy to replace the coupler, improves the working efficiency and has lower required cost.

(2) The setting element includes support ring and a plurality of elasticity telescopic link, the even fixed connection of a plurality of elasticity telescopic link is in the support ring outer end, the support ring is located the inboard of spacing ring, the through-hole has been dug to the spacing ring inner wall, the through-hole is linked together with spacing hole, the locating lever outer end is dug have with elasticity telescopic link assorted locating hole, the one end that the support ring was kept away from to elasticity telescopic link loops through the through-hole, spacing hole and locating hole are worn out outside the spacing ring, through inserting the elasticity telescopic link through-hole, accomplish the location to the locating lever in spacing hole and the locating hole, and then realize half shaft-couplings on.

(3) The outer end fixedly connected with pull rod that the diaphragm just is close to the spacing ring inner wall is kept away from to elasticity telescopic link, pull rod and elasticity telescopic link mutually perpendicular, when needs are dismantled left half-coupling, diaphragm and right half-coupling, can be better through the pull rod pull away from outside spacing hole and the locating hole elasticity telescopic link.

(4) Fixedly connected with bracing piece between support ring outer end and the spacing ring inner wall realizes fixing between support ring and the spacing ring through the bracing piece for after the elastic telescopic link pulled away outside spacing hole and locating hole, the support ring was difficult for breaking away from outside the enclosure of spacing ring.

(5) The central axes of the first jack, the second jack, the limiting hole and the positioning hole are all located on the same straight line, so that the positioning rod can be kept in a horizontal state to be used after passing through the first jack and when penetrating out of the limiting hole.

Drawings

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

FIG. 2 is a schematic diagram of the structure of the right side of the stop collar and the positioning rod of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic structural view of the stop collar, the elastic telescopic rod and the pull rod of the present invention.

The reference numbers in the figures illustrate:

1 left half coupling, 2 annular locating plates, 3 diaphragms, 4 right half couplings, 5 supporting rods, 6 limiting rings, 7 locating rods, 9 locating holes, 10 limiting holes, 12 elastic telescopic rods, 13 pull rods and 14 supporting rings.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1, a combined type high-efficiency coupling with easy replacement and low maintenance cost comprises a left half coupling 1 and a right half coupling 4 which are distributed on the left and right sides, a diaphragm 3 is arranged between the left half coupling 1 and the right half coupling 4, a plurality of first jacks are drilled at the outer end of the left half coupling 1, a plurality of corresponding second jacks are drilled at the outer ends of the diaphragm 3 and the right half coupling 4, an annular positioning plate 2 is sleeved at the outer end of the left half coupling 1, a plurality of positioning rods 7 are fixedly connected at one end of the annular positioning plate 2 close to the diaphragm 3, the positioning rods 7 are matched with the first jacks, a limiting ring 6 is sleeved at the outer end of the right half coupling 4, a plurality of limiting holes 10 with the same size as the first jacks are drilled at the outer end of the limiting ring 6, one end of the positioning rod 7 far away from the annular positioning plate 2 sequentially passes through the first jacks, the second jacks and the limiting holes 10 on the, the central axis of first jack, second jack, spacing hole 10 and locating hole 9 all is located same straight line, makes locating lever 7 pass behind the first jack to when wearing out spacing hole 10 outward, and locating lever 7 can keep using under the horizontality, and the chisel has locating hole 9 in the 7 outer ends of locating lever, is equipped with the setting element in the spacing ring 6, and the setting element inserts in locating hole 9.

Referring to fig. 2-3, the positioning element includes a support ring 14 and a plurality of elastic telescopic rods 12, the elastic telescopic rods 12 are uniformly and fixedly connected to the outer end of the support ring 14, the support ring 14 is located on the inner side of the limit ring 6, a through hole is drilled in the inner wall of the limit ring 6 and is communicated with the limit hole 10, a positioning hole 9 matched with the elastic telescopic rod 12 is drilled in the outer end of the positioning rod 7, one end of the elastic telescopic rod 12, which is far away from the support ring 14, sequentially passes through the through hole, the limit hole 10 and the positioning hole 9 and penetrates out of the limit ring 6, the positioning of the positioning rod 7 is completed by inserting the elastic telescopic rod 12 into the through hole, the limit hole 10 and the positioning hole 9, and then the fixing.

Referring to fig. 2 and 4, the outer end of the elastic expansion link 12, which is far from the diaphragm 3 and close to the inner wall of the limit ring 6, is fixedly connected with a pull rod 13, the pull rod 13 is perpendicular to the elastic expansion link 12, and when the left half coupling 1, the diaphragm 3 and the right half coupling 4 need to be disassembled, the elastic expansion link 12 can be better pulled away from the limit hole 10 and the positioning hole 9 through the pull rod 13.

Referring to fig. 2, a support rod 5 is fixedly connected between the outer end of the support ring 14 and the inner wall of the limit ring 6, and the support ring 14 and the limit ring 6 are fixed by the support rod 5, so that the support ring 14 is not easily separated from the surrounding ring of the limit ring 6 after the elastic expansion rod 12 is pulled away from the limit hole 10 and the positioning hole 9.

When the left half coupling 1 or the right half coupling 4 needs to be detached for replacement, an operator can hold the pull rods 13 by hands in a ring shape, and the pull rods 13 are held close to one end close to the support ring 14 at the same time, the pull rods 13 drive the elastic telescopic rods 12 to move towards the direction close to the support ring 14, the elastic telescopic rods 12 are gradually separated from the limiting holes 10 and the positioning holes 9, at the same time, the annular positioning plate 2 can be pulled leftwards, the annular positioning plate 2 drives the positioning rod 7 to move out of the second insertion holes and the first insertion holes on the right half coupler 4 and the diaphragm 3 in sequence, can separate the change with left half-coupling 1 and right half-coupling 4, can realize once only accomplishing the installation or the dismantlement work of shaft coupling, reduce the troublesome poeration nature of an installation or dismantlement bolt, easily change the shaft coupling, improve work efficiency, and required cost is lower.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a combined easily change low maintenance cost's high-efficient shaft coupling, includes left half-coupling (1) and right half-coupling (4) of controlling the distribution, be equipped with diaphragm (3) between left side half-coupling (1) and right half-coupling (4), left side half-coupling (1) outer end is dug and is had a plurality of first jacks, diaphragm (3) and right half-coupling (4) outer end are dug and are had a plurality of corresponding second jacks, its characterized in that: the utility model discloses a diaphragm (3) and locating ring (6) including half shaft coupling (1), ring locating plate (2), locating ring (7) are close to a plurality of locating levers of one end fixedly connected with of diaphragm (3), locating lever (7) and first jack phase-match, right half shaft coupling (4) outer end cover is equipped with spacing ring (6), spacing ring (6) outer end is dug and is had a plurality of spacing holes (10) that equal with first jack size, the one end that ring locating plate (2) was kept away from in locating lever (7) passes second jack and spacing hole (10) on first jack, diaphragm (3) and right half shaft coupling (4) in proper order and extends to spacing ring (6) right side, locating lever (7) outer end is dug and is had locating hole (9), be equipped with the setting element in spacing ring (6), insert in locating hole (9).

2. The combination easy-to-replace low-maintenance cost high-efficiency coupling of claim 1, wherein: the setting element includes support ring (14) and a plurality of elasticity telescopic link (12), and is a plurality of the even fixed connection of elasticity telescopic link (12) is in support ring (14) outer end, support ring (14) are located the inboard of spacing ring (6), spacing ring (6) inner wall is dug there is the through-hole, the through-hole is linked together with spacing hole (10), locating lever (7) outer end is dug there is locating hole (9) with elasticity telescopic link (12) assorted, the one end that support ring (14) were kept away from in elasticity telescopic link (12) loops through-hole, spacing hole (10) and locating hole (9) and wears out outside spacing ring (6).

3. The combination easy-to-replace low-maintenance cost high-efficiency coupling of claim 2, wherein: the diaphragm (3) is kept away from in elasticity telescopic link (12) and outer end fixedly connected with pull rod (13) that is close to spacing ring (6) inner wall, pull rod (13) and elasticity telescopic link (12) mutually perpendicular.

4. The combination easy-to-replace low-maintenance cost high-efficiency coupling of claim 2, wherein: and a support rod (5) is fixedly connected between the outer end of the support ring (14) and the inner wall of the limit ring (6).

5. The combination easy-to-replace low-maintenance cost high-efficiency coupling of claim 2, wherein: the central axes of the first jack, the second jack, the limiting hole (10) and the positioning hole (9) are all positioned on the same straight line.