CN213839313U - Detachable coupling - Google Patents

Abstract

The application discloses dismantled and assembled shaft coupling, including the shaft coupling body, the spline groove has been seted up to the connecting axle tip, and the spline groove communicates with the recess of shaft coupling body one end, and the inside gomphosis of recess is connected with the blotter, shaft coupling body surface and counter bore bolt threaded connection, and shaft coupling body surface cup joints with the lantern ring activity, and the lantern ring pegs graft with the spanner activity, spanner one end and nut threaded connection. The stable connection of the coupling body is realized by arranging the spline grooves, and the stable transmission effect can be realized by matching the key grooves and the flat keys when the connecting shaft is connected with the coupling body; stability when connecting between the shaft coupling body can be improved through being provided with the lantern ring, is provided with the stable fixed of counter bore bolt be favorable to the connecting axle, realizes taking out of counter bore bolt through the spanner that takes off when the dismouting, need not to prepare specialized tool and realizes the dismantlement of counter bore bolt in order to improve the operation convenience.

Description

Detachable coupling

Technical Field

The application relates to a coupler, in particular to a detachable coupler.

Background

The coupling is a device for connecting two shafts or a shaft and a rotating part, rotating together in the process of transmitting motion and power and not falling apart under normal conditions, is sometimes used as a safety device for preventing a connected machine part from bearing overlarge load and plays a role in overload protection, is also called as a coupling, is used for firmly connecting a driving shaft and a driven shaft in different mechanisms to rotate together and transmitting mechanical parts of motion and torque, is sometimes used for connecting the shaft and other parts, is usually formed by two halves, is respectively connected by a key or a tight fit and the like, is fastened at two shaft ends, and then connects the two halves together in a certain mode. The coupling can compensate the offset between two shafts due to inaccurate manufacture and installation, deformation or thermal expansion in operation, and can alleviate impact and absorb vibration.

The shaft coupling is a device for connecting a shaft or a rotating part, is connected with the shaft through the shaft coupling to play a role in driving power, is not easy to detach after being installed, increases the operation difficulty, and can cause the problem of looseness of the shaft coupling after being installed to influence the driving effect. Accordingly, a detachable coupling is proposed to solve the above problems.

Disclosure of Invention

The utility model provides a dismantled and assembled shaft coupling, includes the shaft coupling body, the spline groove has been seted up to shaft coupling body tip, the spline groove communicates with the recess of shaft coupling body one end, the inside gomphosis of recess is connected with the blotter, just the keyway has been seted up to shaft coupling body inner wall, shaft coupling body surface and counter bore bolt threaded connection, shaft coupling body surface cup joints with the lantern ring activity, just the lantern ring pegs graft with the spanner activity, spanner one end and nut threaded connection, inside and the connecting axle activity of shaft coupling body pegs graft, the connecting axle surface is equipped with or is connected with the parallel key.

Furthermore, the number of the coupler bodies is two, the two coupler bodies are identical in shape, and the spline grooves at the end parts of the coupler bodies are mutually inserted.

Furthermore, the end of the coupler body is provided with a groove, two counter bore bolts are arranged inside the coupler body, each counter bore bolt penetrates through the coupler body and extends to the inside of the coupler body, and the end of each counter bore bolt is clamped with the surface of the connecting shaft.

Further, the buffer pad is of a circular ring structure, a plurality of protrusions are arranged on the surface of the buffer pad, every two protrusions are located inside the spline grooves, and every two protrusions are connected with the end portion of the coupler body in an inserting mode.

Furthermore, the number of the lantern rings is two, four wrenches of an L-shaped structure are arranged between the two lantern rings, external threads are arranged at the end parts of the wrenches, and one end of each wrench is connected with the end of the counter bore bolt in an embedded mode.

Further, the connecting shaft is connected with the inside of the coupler body in a sliding mode, and the two flat keys on the surface of the connecting shaft are connected with the inside of the key groove in a sliding mode.

The beneficial effect of this application is: the application provides a dismantled and assembled shaft coupling that installation is stable and have dismouting function.

Drawings

In order to more clearly illustrate the embodiments of the present application 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 introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic partial front view of an embodiment of the present application;

FIG. 2 is a side view of a cushion according to an embodiment of the present application;

fig. 3 is a schematic side view of a coupling body according to an embodiment of the present application.

In the figure: 1. the coupling comprises a coupling body, 2, spline grooves, 3, grooves, 4, cushion pads, 5, key grooves, 6, counter bore bolts, 7, lantern rings, 8, wrenches, 9, nuts, 10, connecting shafts, 11 and flat keys.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-3, a detachable coupler comprises a coupler body 1, wherein a spline groove 2 is formed in the end portion of the coupler body 1, the spline groove 2 is communicated with a groove 3 in one end of the coupler body 1, a cushion pad 4 is embedded and connected in the groove 3, a key groove 5 is formed in the inner wall of the coupler body 1, the surface of the coupler body 1 is in threaded connection with a counter bore bolt 6, the surface of the coupler body 1 is movably sleeved with a lantern ring 7, the lantern ring 7 is movably inserted with a wrench 8, one end of the wrench 8 is in threaded connection with a nut 9, the interior of the coupler body 1 is movably inserted with a connecting shaft 10, and a flat key 11 is arranged on or connected with the surface of the connecting shaft 10.

The coupler comprises two coupler bodies 1, wherein the two coupler bodies 1 are identical in shape, and the spline grooves 2 at the end parts of the two coupler bodies 1 are mutually inserted and used for connecting the coupler bodies 1, so that the transmission of a connecting shaft 10 is facilitated; the end part of the coupler body 1 is provided with a groove 3, two counter bore bolts 6 are arranged inside the coupler body 1, each counter bore bolt 6 penetrates through the coupler body 1 and extends into the coupler body 1, and the end parts of the counter bore bolts 6 are clamped with the surface of the connecting shaft 10 and used for stable connection between the connecting shaft 10 and the coupler body 1, so that the problem of looseness is prevented; the buffer cushion 4 is of a circular ring structure, the surface of the buffer cushion 4 is provided with a plurality of bulges, each two bulges are positioned inside the spline grooves 2, and each two bulges are inserted into the end part of the coupler body 1 to improve the stability of the coupler body 1 during connection and have damping performance; the number of the lantern rings 7 is two, four wrenches 8 with L-shaped structures are arranged between the two lantern rings 7, external threads are arranged at the end part of each wrench 8, one end of each wrench 8 is connected with the end of the counter bore bolt 6 in an embedded mode and used for connecting the lantern rings 7, the function of preventing the two coupler bodies 1 from loosening is achieved, and meanwhile the wrenches 8 are used for facilitating the disassembly and assembly of the counter bore bolts 6; the connecting shaft 10 is connected with the inside of the coupler body 1 in a sliding mode, and the two flat keys 11 on the surface of the connecting shaft 10 are connected with the inside of the key groove 5 in a sliding mode and used for being connected between the connecting shaft 10 and the coupler body 1.

When the coupling is used, the connecting shaft 10 is inserted into the coupling bodies 1, the flat key 11 on the surface of the connecting shaft 10 is moved into the key groove 5, the stable connection between the connecting shaft 10 and the coupling bodies 1 is realized, the anti-shearing capacity is improved, the cushion pads 4 are embedded into the grooves 3 of one coupling body 1, the two coupling bodies 1 are mutually spliced, the spline grooves 2 of the two coupling bodies 1 are mutually spliced, meanwhile, the connection part of the coupling bodies 1 is buffered and damped through the cushion pads 4, after the operation is finished, the counter bore bolts 6 are screwed up in the coupling bodies 1 through the wrench 8, the end parts of the counter bore bolts 6 are moved into the connecting shaft 10 to realize the limit of the connecting shaft 10, the axial float between the connecting shaft 10 and the coupling bodies 1 is prevented, and the lantern ring 7 is sleeved on the surface of the coupling bodies 1 after the operation is finished, after the wrench 8 passes between the two lantern rings 7, the nut 9 is screwed down, stable connection between the two coupler bodies 1 is achieved, the problem of looseness during use is solved, when the coupler is required to be disassembled and assembled, the nut 9 is only required to be unscrewed, one of the wrenches 8 is taken down and the counter bore bolt 6 is unscrewed, disassembly between the coupler bodies 1 is facilitated, and operation convenience is improved.

The application has the advantages that:

1. the coupler comprises a coupler body, a connecting shaft, a spline groove, a cushion pad, a key groove, a flat key and a connecting shaft, wherein the spline groove is arranged between the coupler body and the coupler body;

2. this application can improve the stability when connecting between the shaft coupling body through being provided with the lantern ring, is provided with the stable fixed of counter bore bolt be favorable to the connecting axle, realizes taking out of counter bore bolt through the spanner that takes off when the dismouting, need not to prepare specialized tool and realizes the dismantlement of counter bore bolt in order to improve the operation convenience, conveniently carries out the dismouting of shaft coupling body.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. A removable coupling, characterized by: including shaft coupling body (1), spline groove (2) have been seted up to shaft coupling body (1) tip, spline groove (2) and recess (3) the intercommunication of shaft coupling body (1) one end, recess (3) inside gomphosis is connected with blotter (4), just keyway (5) have been seted up to shaft coupling body (1) inner wall, shaft coupling body (1) surface and counter bore bolt (6) threaded connection, shaft coupling body (1) surface and lantern ring (7) activity are cup jointed, just lantern ring (7) and spanner (8) activity are pegged graft, spanner (8) one end and nut (9) threaded connection, inside and connecting axle (10) activity grafting of shaft coupling body (1), connecting axle (10) surface is equipped with or is connected with parallel key (11).

2. The removable coupling of claim 1, wherein: the coupler comprises two coupler bodies (1), wherein the two coupler bodies (1) are identical in shape, and the spline grooves (2) in the end portions of the coupler bodies (1) are mutually inserted.

3. The removable coupling of claim 1, wherein: the shaft coupling is characterized in that a groove (3) is formed in the end portion of the shaft coupling body (1), two counter bore bolts (6) are arranged inside the shaft coupling body (1), each counter bore bolt (6) penetrates through the shaft coupling body (1) and extends to the inside of the shaft coupling body, and the end portions of the counter bore bolts (6) are connected with the surface of the connecting shaft (10) in a clamped mode.

4. The removable coupling of claim 1, wherein: the buffer pad (4) is of a circular ring structure, the surface of the buffer pad (4) is provided with a plurality of protrusions, every two protrusions are located inside the spline grooves (2), and the protrusions are connected with the end portions of the coupler body (1) in an inserting mode.

5. The removable coupling of claim 1, wherein: the number of the lantern rings (7) is two, four wrenches (8) of L-shaped structures are arranged between the two lantern rings (7), each wrench (8) is provided with an external thread at the end part, and one end of each wrench (8) is connected with the end of the counter bore bolt (6) in an embedded mode.

6. The removable coupling of claim 1, wherein: the connecting shaft (10) is connected with the inside of the coupler body (1) in a sliding mode, and the two flat keys (11) on the surface of the connecting shaft (10) are connected with the inside of the key groove (5) in a sliding mode.

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