CN216158147U

CN216158147U - Quick-release coupler

Info

Publication number: CN216158147U
Application number: CN202121481747.5U
Authority: CN
Inventors: 肖萍英; 周志文
Original assignee: Jiangyin Yiying Machinery Manufacturing Co ltd
Current assignee: Jiangyin Yiying Machinery Manufacturing Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-04-01
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a quick-release type coupler, which relates to the field of coupler structures and comprises a left opening claw disc, a right opening claw disc, a key groove connector and claw disc fixing sleeves sleeved on the peripheries of the left opening claw disc and the right opening claw disc, wherein open grooves are respectively formed in one sides of the left opening claw disc and the right opening claw disc, an opening for inserting an external driving shaft is formed in the middle of the left opening claw disc, an opening for inserting an external driven shaft is formed in the middle of the right opening claw disc, convex connecting claws are respectively arranged on the opposite sides of the left opening claw disc and the right opening claw disc, and a key groove capable of clamping the connecting claws of the left opening claw disc and the right opening claw disc is formed in the periphery of the key groove connector. The utility model can ensure the connection reliability of the left open claw disk and the right open claw disk with the driving shaft and the driven shaft respectively by sleeving the claw disk fixing sleeves on the peripheries of the left open claw disk and the right open claw disk which are provided with the open slots.

Description

Quick-release coupler

Technical Field

The utility model relates to the field of coupler structures, in particular to a quick-release coupler.

Background

The coupling is also called coupling. Mechanical parts for firmly coupling the driving shaft and the driven shaft in different mechanisms to rotate together and transmitting motion and torque. Couplings can be divided into two broad categories, rigid couplings and flexible couplings. Because the torque transmitted by the coupling is large, the coupling can generate large abrasion after long-time use, and parts in the coupling need to be maintained or replaced regularly. The existing coupler is usually connected tightly and inconvenient to detach in order to ensure the connection rigidity, and if the coupler is damaged, the coupler is usually replaced integrally, so that unnecessary waste is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick-release coupler, which solves the problem that the existing coupler is inconvenient to disassemble and maintain.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

a quick-release type coupler comprises a left opening claw disc, a right opening claw disc, a key groove connector and claw disc fixing sleeves sleeved on the peripheries of the left opening claw disc and the right opening claw disc, wherein open grooves are respectively formed in one sides of the left opening claw disc and the right opening claw disc, an opening for inserting an external driving shaft is formed in the middle of the left opening claw disc, an opening for inserting an external driven shaft is formed in the middle of the right opening claw disc, convex connecting claws are respectively arranged on the opposite sides of the left opening claw disc and the right opening claw disc, key grooves capable of clamping connecting claws of the left opening claw disc and the right opening claw disc are formed in the periphery of the key groove connector, and the left opening claw disc and the right opening claw disc are symmetrically clamped on the left side and the right side of the key groove connector respectively;

the claw disc fixing sleeve comprises two connecting columns and holding claws arranged at two ends of the connecting columns, and each holding claw comprises a left holding arm which can be rotatably arranged at the end part of one connecting column, a right holding arm which can be rotatably arranged at the end part of the other connecting column and a clamping seat which can detachably hold the end parts of the left holding arm and the right holding arm together;

the holder includes that it has the regulation axle and the suit of installing at the arm tip are embraced to a left side through perpendicular connecting pin is rotatable to be in C type cover on the regulation axle, the bar spout has been seted up to C type cover both sides, bar spout suit is at perpendicular connecting pin both ends, the regulation axle periphery is equipped with the external screw thread, regulation axle tip threaded connection has the regulation cap, the C type opening of evagination is seted up respectively to the tip of embracing arm and right side armful arm on a left side, the cover is equipped with the slipmat on the inboard regulation axle of C type cover.

Preferably, the left opening claw disc and the right opening claw disc are made of carbon structural steel.

Preferably, the two sides of the key groove connecting body are respectively provided with a connecting positioning pin, the relative positions of the left opening claw disc and the right opening claw disc are respectively provided with a connecting positioning hole, and the connecting positioning pins are inserted in the connecting positioning holes of the left opening claw disc and the right opening claw disc.

Preferably, the outer surface of the key slot connecting body is coated with a flexible antiskid wear-resistant layer.

Preferably, the left arm is rotatably mounted at the end of one connecting column through a left rotary bearing, the right arm is rotatably mounted at the end of the other connecting column through a right rotary bearing, and the left rotary bearing and the right rotary bearing are fixedly connected.

By adopting the technical scheme, the utility model can ensure the connection reliability of the left open-jaw disc and the right open-jaw disc with the driving shaft and the driven shaft respectively by sleeving the jaw disc fixing sleeves on the peripheries of the left open-jaw disc and the right open-jaw disc which are provided with the open slots; the installation and the disassembly of the claw disc fixing sleeve can be quickly realized through the adjusting cap, the use convenience of the utility model is greatly improved, so that the regular maintenance or the replacement of the key groove connecting body is convenient, and the service life of the utility model can be effectively prolonged.

Drawings

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

FIG. 2 is a schematic structural view of a left split claw disk and keyway connector of the present invention;

FIG. 3 is a schematic structural view of a left open claw disk of the present invention;

FIG. 4 is a schematic view of the keyway connector of the present invention;

fig. 5 is a schematic structural view of the claw-disk fixing sleeve of the present invention.

In the figure, 1-left open claw disc, 2-right open claw disc, 3-keyway connector, 4-connecting locating pin, 5-connecting column, 6-left holding arm, 7-right holding arm, 8-vertical connecting pin, 9-adjusting shaft, 10-C type sleeve, 11-strip chute, 12-adjusting cap, 13-non-slip mat.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-5, a quick-release coupler comprises a left open-jaw disc 1, a right open-jaw disc 2, a key slot connector 3, and jaw disc fixing sleeves sleeved on the peripheries of the left open-jaw disc 1 and the right open-jaw disc 2, wherein open slots are respectively formed in one sides of the left open-jaw disc 1 and the right open-jaw disc 2, an opening for inserting an external driving shaft is formed in the middle of the left open-jaw disc 1, an opening for inserting an external driven shaft is formed in the middle of the right open-jaw disc 2, convex connecting jaws are respectively arranged on the opposite sides of the left open-jaw disc 1 and the right open-jaw disc 2, key slots capable of clamping the connecting jaws of the left open-jaw disc 1 and the right open-jaw disc 2 are formed in the periphery of the key slot connector 3, and the left open-jaw disc 1 and the right open-jaw disc 2 are symmetrically clamped on the left side and the right side of the key slot connector 3 respectively;

the claw disc fixing sleeve comprises two connecting columns 5 and holding claws arranged at two ends of the connecting columns 5, and each holding claw comprises a left holding arm 6 which can be rotatably arranged at the end part of one connecting column 5, a right holding arm 7 which can be rotatably arranged at the end part of the other connecting column 5 and a clamping seat which can detachably hold the end parts of the left holding arm 6 and the right holding arm 7 together;

the holder includes through perpendicular connecting pin 8 rotatable must install and embrace the regulating spindle 9 and the suit of arm 6 tip in a left side C type cover 10 on the regulating spindle 9, bar spout 11 has been seted up to C type cover 10 both sides, bar spout 11 suit is at perpendicular connecting pin 8 both ends, the regulating spindle 9 periphery is equipped with the external screw thread, 9 end screw thread connection of regulating spindle has the regulation cap 12, the C type opening of evagination has been seted up respectively to the tip of arm 6 is embraced in a left side and arm 7 is embraced in the right side, the perpendicular connecting pin 8's of being convenient for installation and C type cover 10 compress tightly, for reducing the wearing and tearing in the use, the cover is equipped with the slipmat 13 of materials such as rubber on the regulating spindle 9 of C type cover 10 inboard, can drive C type cover 10 and embrace the arm 7 tip in the right side and embrace the in-process that arm 6 direction compresses tightly to the left and play effectual antiskid effect adjusting cap 12.

When the power output device is used, a driving shaft of the power output device is inserted into the middle opening of the left opening claw disc 1, a driven shaft is inserted into the middle opening of the right opening claw disc 2, and the left opening claw disc 1 and the right opening claw disc 2 are clamped and fixed through a clamping seat of a claw disc fixing sleeve; in the adjusting process, the C-shaped sleeve 10 is driven by the adjusting cap 12 to clamp the right arm 7 towards the left arm 6; when the service life overlength, need overhaul or spare part change the inside of shaft coupling, will adjust cap 12 and unscrew, open C jacket 10, because open slot has all been seted up to one side of left open claw dish 1 and right open claw dish 2, can very easily get off the keyway connector 3 between left open claw dish 1 and the right open claw dish 2 dismantles, changes or regular maintenance handles, guarantees the life of shaft coupling.

The utility model can ensure the connection reliability of the left open claw disc 1 and the right open claw disc 2 with the driving shaft and the driven shaft respectively by sleeving the claw disc fixing sleeves on the peripheries of the left open claw disc 1 and the right open claw disc 2 which are provided with open slots; the installation and the disassembly of the claw disc fixing sleeve can be quickly realized through the adjusting cap 12, the use convenience of the utility model is greatly improved, the regular maintenance or the replacement of the key groove connector 3 is convenient, and the service life of the utility model can be effectively prolonged.

In order to ensure the connection stability of the utility model, the left open claw disc 1 and the right open claw disc 2 are made of carbon structural steel, specifically, 45-grade steel and other materials can be adopted, so that the effective connection stability can be ensured under the condition of receiving larger torsion.

In order to ensure the connection stability of the utility model and prevent the occurrence of disjointing and the like in the use process, the two sides of the key slot connector 3 are respectively provided with a connecting positioning pin 4, the relative positions of the left opening claw disk 1 and the right opening claw disk 2 are respectively provided with a connecting positioning hole, when the left opening claw disk 1 and the right opening claw disk 2 are clasped on the two sides of the key slot connector 3, the connecting positioning pin 4 is inserted in the connecting positioning holes of the left opening claw disk 1 and the right opening claw disk 2, and the utility model can play an effective positioning and connecting role.

In order to prolong the service life of the utility model and reduce the abrasion of the left open-jaw disc 1, the right open-jaw disc 2 and the key groove connector 3 when the key groove connector 3 is subjected to larger torsion, the outer surface of the key groove connector 3 is coated with a flexible anti-skidding wear-resistant layer, so that the abrasion degree between the left open-jaw disc 1 and the key groove connector 3 and the abrasion degree between the right open-jaw disc 2 and the key groove connector 3 are reduced while the friction force between the left open-jaw disc 1 and the right open-jaw disc 2 is ensured to be effectively connected with the key groove connector, and the service life of the utility model is prolonged.

In order to improve the use convenience of the claw disc fixing sleeve, the left holding arm 6 can be rotatably arranged at the end part of one connecting column 5 through a left rotating bearing, the right holding arm 7 can be rotatably arranged at the end part of the other connecting column 5 through a right rotating bearing, and the left rotating bearing and the right rotating bearing are fixedly connected with each other, so that the integrity of the claw disc fixing sleeve can be ensured, and the claw disc fixing sleeve is convenient to store and use.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.

Claims

1. The utility model provides a quick detach type shaft coupling which characterized in that: comprises a left open claw disk (1), a right open claw disk (2), a key groove connector (3) and claw disk fixing sleeves sleeved on the peripheries of the left open claw disk (1) and the right open claw disk (2), open grooves are respectively arranged at one side of the left open claw disk (1) and one side of the right open claw disk (2), an opening for inserting an external driving shaft is arranged in the middle of the left opening claw disk (1), an opening for inserting an external driven shaft is arranged in the middle of the right opening claw disk (2), one side of the left open claw disk (1) opposite to one side of the right open claw disk (2) is respectively provided with a convex connecting claw, the periphery of the key groove connecting body (3) is provided with a key groove which can clamp the connecting claws of the left open claw disk (1) and the right open claw disk (2), the left open claw disc (1) and the right open claw disc (2) are symmetrically arranged on the left side and the right side of the key groove connecting body (3) in a surrounding mode respectively;

the claw disc fixing sleeve comprises two connecting columns (5) and clamping claws arranged at two ends of the connecting columns (5), each clamping claw comprises a left clamping arm (6) which can be rotated to be arranged at the end part of one connecting column (5), a right clamping arm (7) which can be rotated to be arranged at the end part of the other connecting column (5) and a clamping seat which can detachably clamp the end parts of the left clamping arm (6) and the right clamping arm (7) together;

the clamping seat comprises an adjusting shaft (9) and a sleeve which are rotatably mounted at the end part of a left arm (6) through a vertical connecting pin (8), wherein the C-shaped sleeve (10) is arranged on the adjusting shaft (9), strip-shaped sliding grooves (11) are formed in two sides of the C-shaped sleeve (10), the strip-shaped sliding grooves (11) are sleeved at two ends of the vertical connecting pin (8), external threads are arranged on the periphery of the adjusting shaft (9), an adjusting cap (12) is connected to the end part of the adjusting shaft (9) in a threaded manner, C-shaped openings which are convex outwards are respectively formed in the end parts of the left arm (6) and the right arm (7), and an anti-slip pad (13) is sleeved on the adjusting shaft (9) on the inner side of the C-shaped sleeve (10).

2. The quick release coupling of claim 1, wherein: the left open claw disc (1) and the right open claw disc (2) are made of carbon structural steel.

3. The quick release coupling of claim 1, wherein: the connecting and positioning structure is characterized in that connecting and positioning pins (4) are respectively arranged on two sides of the key groove connecting body (3), connecting and positioning holes are respectively formed in the relative positions of the left opening claw disc (1) and the right opening claw disc (2), and the connecting and positioning pins (4) are inserted into the connecting and positioning holes of the left opening claw disc (1) and the right opening claw disc (2).

4. The quick release coupling of claim 1, wherein: the outer surface of the key groove connecting body (3) is coated with a flexible anti-skid wear-resistant layer.

5. The quick release coupling of claim 1, wherein: the left holding arm (6) can be rotatably arranged at the end part of one connecting column (5) through a left rotary bearing, the right holding arm (7) can be rotatably arranged at the end part of the other connecting column (5) through a right rotary bearing, and the left rotary bearing and the right rotary bearing are fixedly connected.