CN217761780U

CN217761780U - Radially-installed elastic pin coupling

Info

Publication number: CN217761780U
Application number: CN202221557268.1U
Authority: CN
Inventors: 田辉
Original assignee: Hebei Rongxin Iron And Steel Co ltd
Current assignee: Hebei Rongxin Iron And Steel Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-11-08
Anticipated expiration: 2032-06-21

Abstract

A radially installed elastic pin coupling belongs to the technical field of elastic couplings. Including left half-coupling and right half-coupling, be equipped with the step hole on the left side half-coupling, right half-coupling sets up downtheholely at the step to right half-coupling matches with the step hole size, be equipped with the pinhole on the lateral wall in step hole, be equipped with the blind hole on the outer wall of right half-coupling, be equipped with the pin in the pinhole, the pin passes and stretches into the blind hole internal fixation after the pinhole. The utility model discloses set up the pin and radially penetrate from the shaft coupling face of cylinder, need not reserve installation space in the axial, compare with the elastic sleeve pin shaft coupling of standard, keep its simple structure, simple to operate when changing characteristics such as the elastic sleeve is easy, can also install in more constrictive position. The application range is wider.

Description

Radially-installed elastic pin coupling

Technical Field

The utility model relates to a shaft coupling, especially elastic pin shaft coupling belongs to elastic coupling technical field.

Background

The shaft coupling is a mechanical part used for connecting two shafts (a driving shaft and a driven shaft) in different mechanisms to enable the two shafts to rotate together so as to transmit torque, in high-speed heavy-load power transmission, some shaft couplings have the functions of buffering and damping and improving the dynamic performance of the shaft system, the shaft coupling consists of two halves which are respectively connected with the driving shaft and the driven shaft, and most of general power machines are connected with a working machine by means of the shaft coupling. The pin on the elastic sleeve pin coupling on the market is axial installation at present, and when the axial elastic pin coupling is installed, enough space must be left in the axial direction for penetrating the pin, and the pin cannot penetrate into the coupling if the axial reserved space is small in width.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's defect, provide an elasticity pin shaft coupling of radial installation, its pin adopts radial installation, simple to operate and can be used to narrow position department.

Technical problem is solved through following technical scheme:

the utility model provides a radially-mounted elastic pin coupling, includes left half-coupling and right half-coupling, be equipped with the step hole on the left half-coupling, right half-coupling sets up downtheholely at the step to right half-coupling matches with step hole size, be equipped with the pinhole on the lateral wall in step hole, be equipped with the blind hole on the outer wall of right half-coupling, be equipped with the pin in the pinhole, the pin passes and stretches into the blind hole internal fixation behind the pinhole.

In the radially-installed elastic pin coupler, the pin is sleeved with the elastic sleeve.

Above-mentioned elastic pin shaft coupling of radial installation, be equipped with the retaining ring between left side half coupling and the right half coupling.

According to the elastic pin coupling installed in the radial direction, the side wall of the blind hole is provided with the threads, the outer wall of the pin is provided with the threads, and the blind hole is in threaded connection with the pin.

In the radially-installed elastic pin coupler, 6-8 pin holes are formed.

According to the elastic pin coupling installed in the radial direction, the pin holes are uniformly distributed on the left half coupling along the circumference.

According to the radially-installed elastic pin coupler, the blind holes are matched with the pin holes in size, and the number of the blind holes is the same.

The utility model has the advantages of it is following:

the utility model discloses set up the pin and radially penetrate from the shaft coupling face of cylinder, need not reserve installation space in the axial, compare with the elastic sleeve pin shaft coupling of standard, keep its simple structure, simple to operate when changing characteristics such as the elastic sleeve is easy, can also install in more constrictive position. The application range is wider. The pin is sleeved with an elastic sleeve, the elastic sleeve deforms under compression, the centering offset of the input shaft and the output shaft can be compensated in the motion transmission process, and the pin plays a role in damping and buffering.

Drawings

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

FIG. 2 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic view of the left half-coupling structure of the present invention;

fig. 4 is a schematic diagram of the right half coupling structure of the present invention.

In the drawings, the respective reference numerals denote: 1. the left half coupling, 2, the right half coupling, 3, a retainer ring, 4, an elastic sleeve, 5, a pin, 6, a step hole, 7, a pin hole, 8 and a blind hole.

Detailed Description

Referring to the attached drawing 1, the utility model discloses a left half-coupling 1 and right half-coupling 2, be equipped with step hole 6 on the left half-coupling 1, right half-coupling 2 sets up in step hole 6 to right half-coupling 2 matches with step hole 6 size. Be equipped with pinhole 7 on the lateral wall of step hole 6, be equipped with blind hole 8 on the outer wall of right half shaft coupling 2, be equipped with pin 5 in the pinhole 7, pin 5 stretches into blind hole 8 internal fixation after passing pinhole 7.

The two half couplers are fixed on the side wall by the pin 5, and the installation direction of the pin 5 is perpendicular to the central shaft of the couplers, so that when the half couplers are fixed, installation operation is carried out at the radial positions of pipelines, the installation space requirement is small, and the device is widely applicable.

The blind hole 8 is provided with threads on the side wall, the outer wall of the pin 5 is provided with threads, and the blind hole 8 is in threaded connection with the pin 5. And the pin 5 is introduced into the blind hole after being introduced from the pin hole 7 of the left half coupling 1, so that the two half couplings are fixed.

The pin 5 is sleeved with an elastic sleeve 4, and the elastic sleeve 4 is an elastic element and sleeved on the pin to play a role in absorbing vibration.

And a check ring 3 is arranged between the left half coupling 1 and the right half coupling 2. The retainer ring 3 is sleeved outside the pin 5, so that the elastic sleeve can be prevented from moving along the axial direction of the pin 5, and a positioning effect is achieved.

The pin holes 7 are uniformly distributed on the left half-coupling 1 along the circumference, and the blind holes 8 are uniformly distributed on the right half-coupling 2 along the circumference.

The blind holes 8 are matched with the pin holes 7 in size and are identical in number. 6-8 pin holes 7 are arranged.

The left coupling half 1 is attached to a driven mechanism as an output member, and the right coupling half 2 is attached to a prime mover as an input member. The prime motor drives the right half coupling 2 to rotate, the right half coupling 2 transmits the motion to the left half coupling 1 through the pin 5 and the elastic sleeve 4 arranged on the right half coupling, and the left half coupling 1 outputs the motion to the driven mechanism. The elastic sleeve 4 is compressed to generate deformation in the process of transferring motion, can compensate the centering offset of the input shaft and the output shaft, and simultaneously plays a role in damping and buffering.

Claims

1. The utility model provides an elastic pin shaft coupling of radial installation, includes left half-coupling (1) and right half-coupling (2), be equipped with step hole (6) on left side half-coupling (1), right half-coupling (2) set up in step hole (6) to right half-coupling (2) and step hole (6) size match, its characterized in that, be equipped with pinhole (7) on the lateral wall of step hole (6), be equipped with blind hole (8) on the outer wall of right half-coupling (2), be equipped with pin (5) in pinhole (7), pin (5) are passed and are stretched into blind hole (8) internal fixation after pinhole (7).

2. A radially mounted elastomeric pin coupling according to claim 1, characterized in that said pin (5) is externally sheathed with an elastomeric sleeve (4).

3. A radially mounted resilient pin coupling according to claim 2, characterized in that a collar (3) is provided between the left coupling half (1) and the right coupling half (2).

4. A radially mounted elastomeric pin coupling according to claim 3, wherein said blind hole (8) is provided with threads on its side wall and said pin (5) is provided with threads on its outer wall, said blind hole (8) being in threaded connection with said pin (5).

5. A radially mounted elastomeric pin coupling according to claim 4, wherein 6-8 pin holes (7) are provided.

6. A radially mounted resilient pin coupling according to claim 5, wherein the pin holes (7) are evenly distributed circumferentially on the left coupling part (1).

7. A radially mounted elastomeric pin coupling according to claim 6, characterized in that said blind holes (8) are of a size matching the pin holes (7), the number being the same.