CN219854364U

CN219854364U - Elastic pin coupler dismounting tool

Info

Publication number: CN219854364U
Application number: CN202321347686.2U
Authority: CN
Inventors: 杨玉杰; 赵镜宏; 王建云; 樊建国; 张庆忠; 马军山
Original assignee: Gansu Power Investment Jinchang Power Generation Co ltd
Current assignee: Gansu Power Investment Jinchang Power Generation Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-10-20
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to the technical field of elastic pin coupling dismounting tools, in particular to an elastic pin coupling dismounting tool which comprises a bottom plate, wherein the bottom plate is an arc-shaped plate, supporting seats are welded on the upper part of the arc-shaped inner wall of the bottom plate, supporting blocks are welded on the lower part of the arc-shaped inner wall of the bottom plate, first bolts are connected to the two supporting seats in a threaded manner, second bolts are connected to the two supporting blocks, the arc-shaped inner wall of the bottom plate is connected to the outer wall of an outer plate, the front ends of the two first bolts are respectively propped against the end faces of the two pins, and the front ends of the two second bolts are propped against the end faces of the outer plate, which are away from the first bolts; the utility model utilizes the principle of acting force and reaction force, simultaneously converts rotary motion into linear motion, realizes easy disassembly and assembly of the elastic pin coupler, reduces labor intensity, improves working efficiency, and minimizes damage to equipment in the disassembly process.

Description

Elastic pin coupler dismounting tool

Technical Field

The utility model relates to the technical field of elastic pin coupling dismounting tools, in particular to an elastic pin coupling dismounting tool.

Background

The coupler is used as a necessary facility for transmitting motion and torque between the prime motor and the mechanical part, and when the phenomenon that the center of the coupler is not correct, the pin of the coupler is damaged and the like is frequently caused in use, the pin of the coupler is required to be removed for replacement. The elastic pin coupler is characterized in that the gap between the pin and the pin hole is only 0.5mm, the pin is easy to distort and deform after long-time operation and is blocked, and because no special dismounting tool is available, an maintainer can only strike and dismount the pin by adopting a method of forcefully striking a crow bar and a sledge hammer when the coupler is overhauled, but the space of the overhauling part of the coupler is narrow, the swing amplitude of the sledge hammer of the maintainer is limited, the deformation pin is time-consuming and labor-consuming to dismount, the dismounting method is low in efficiency and high in labor intensity, and the end face and the pin hole of the coupler are easy to damage. In view of this situation, it is necessary to improve the demolition tool or process, reduce labor intensity, improve work efficiency and minimize damage to equipment during demolition.

Disclosure of Invention

The utility model aims to provide an elastic pin coupler dismounting tool which is simple to use, time-saving and labor-saving and convenient to use in dismounting an elastic pin coupler.

The utility model relates to an elastic pin coupler dismounting tool which comprises a bottom plate, wherein the bottom plate is an arc-shaped plate, supporting seats are welded on the upper part of the arc-shaped inner wall of the bottom plate, supporting blocks are welded on the lower part of the arc-shaped inner wall of the bottom plate, two supporting seats are arranged and symmetrical with each other around the center of the bottom plate, two supporting blocks are arranged and symmetrical around the center of the bottom plate, first bolts are connected to the two supporting seats in a threaded manner, second bolts are connected to the two supporting blocks, the elastic pin coupler comprises an outer plate, pins and an inner plate, the pins are provided with a plurality of pins, the pins are connected between the outer plate and the inner plate, the arc-shaped inner wall of the bottom plate is connected to the outer wall of the outer plate, the front ends of the two first bolts are respectively propped against the end faces of the two pins, and the front ends of the two second bolts are propped against the end faces of the outer plate, which deviate from the first bolts.

The arc-shaped bottom plate is matched with the outer diameter of the outer disc of the elastic pin coupler, and when the elastic pin coupler is matched with different sizes for use, the arc-shaped bottom plate can be manufactured to form disassembly tools with different specifications, so that the assembly tools are convenient to be matched with the elastic pin couplers with different sizes for use; the first bolt and the second bolt relatively apply force to form acting force and reacting force, and the first bolt and the second bolt can be rotated to be used when the screw is used, so that the rotation of the bolts is changed into linear motion, and the disassembling effect is achieved.

Further, the supporting seat including backup pad and nut, the backup pad is equipped with two, two backup pads all weld on bottom plate arc inner wall, the nut welds between two backup pads, is equipped with screw II on the nut, first bolted connection is in screw II.

The setting of backup pad has strengthened the whole stability and the firmness of supporting seat on the one hand, and on the other hand, owing to the setting of backup pad, the position of nut and screw II can stretch forward, makes things convenient for the top of first bolt to prop up and connect at the pin terminal surface.

Further, the supporting block on be equipped with screw I, second bolted connection is in screw I.

Further, the screw hole II thread is a trapezoidal thread, and the first bolt thread is a trapezoidal thread.

Further, the thread of the screw hole I is a trapezoidal thread, and the thread of the second bolt is a trapezoidal thread.

The arrangement of the trapezoidal threads improves the connection strength.

Further, the width of the bottom plate is twice that of the outer disc.

The bottom plate width is twice the outer disc width, mainly considers providing space for the disassembly and assembly of the elastic pin coupling, and preventing each part extending out or being assembled during the disassembly and assembly from interfering.

The beneficial effects of the utility model are as follows: the device comprises a bottom plate, wherein the bottom plate is an arc-shaped plate, supporting seats are welded on the upper part of the arc-shaped inner wall of the bottom plate, supporting blocks are welded on the lower part of the arc-shaped inner wall of the bottom plate, first bolts are connected to the two supporting seats in a threaded manner, second bolts are connected to the two supporting blocks, the arc-shaped inner wall of the bottom plate is connected to the outer wall of an outer disc, the front ends of the two first bolts are respectively propped against the end faces of the two pins, and the front ends of the two second bolts are propped against the end faces of the outer disc, which are away from the first bolts; the utility model utilizes the principle of acting force and reaction force, simultaneously converts rotary motion into linear motion, realizes easy disassembly and assembly of the elastic pin coupler, reduces labor intensity, improves working efficiency, and minimizes damage to equipment in the disassembly process.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the base plate of the present utility model;

FIG. 3 is a view in the direction A of FIG. 2 of the present utility model;

FIG. 4 is a view in the B direction of FIG. 2 of the present utility model;

FIG. 5 is a cross-sectional view of the C-C of FIG. 3 in accordance with the present utility model;

FIG. 6 is a D-D cross-sectional view of FIG. 4 according to the present utility model;

FIG. 7 is a schematic view of the structure of the present utility model in use;

FIG. 8 is a cross-sectional view of the present utility model at the first bolt of FIG. 7;

fig. 9 is a cross-sectional view of the present utility model at the second bolt of fig. 7.

In the figure: 1. a bottom plate; 2. a support base; 3. a support block; 301. screw hole I; 4. a first bolt; 5. a second bolt; 6. a support plate; 7. a nut; 701. a screw hole II; 8. an elastic pin coupling; 9. an outer disk; 10. a pin; 11. an inner disk.

Detailed Description

As shown in figures 1-9, the elastic pin coupler dismounting tool comprises a bottom plate 1, wherein the bottom plate 1 is an arc-shaped plate, supporting seats 2 are welded on the upper part of the arc-shaped inner wall of the bottom plate 1, supporting blocks 3 are welded on the lower part of the arc-shaped inner wall of the bottom plate 1, two supporting seats 2 are arranged, the two supporting seats 2 are symmetrical with the center of the bottom plate 1, two supporting blocks 3 are arranged, the supporting blocks 3 are symmetrical with the center of the bottom plate 1, first bolts 4 are connected to the two supporting seats 2 in a threaded manner, the supporting seats 2 comprise supporting plates 6 and nuts 7, the two supporting plates 6 are welded on the arc-shaped inner wall of the bottom plate 1, the nuts 7 are welded between the two supporting plates 6, screw holes II 701 are arranged on the nuts 7, the first bolts 4 are connected in the screw holes II, screw holes I301 are arranged on the supporting blocks 3, the second bolt 5 is connected in screw I301, all is connected with second bolt 5 on two supporting shoe 3, and elastic pin shaft coupling 8 is including outer dish 9, pin 10 and inner disc 11, and pin 10 is equipped with a plurality of, and a plurality of pins 10 are connected between outer dish 9 and inner disc 11, and bottom plate 1 arc inner wall connection is on outer dish 9 outer wall, and two first bolt 4 front ends are the butt respectively on two pin 10 terminal surfaces, and two second bolt 5 front ends all the butt are on the terminal surface that outer dish 9 deviates from first bolt 4, screw II 701 screw thread be trapezoidal screw thread, first bolt 4 screw thread be trapezoidal screw thread, screw I301 screw thread be trapezoidal screw thread, second bolt 5 screw thread be trapezoidal screw thread, bottom plate 1 width be the twice of outer dish 9 width.

When the elastic pin coupler 8 is dismounted, as shown in fig. 7-9, the elastic pin coupler 8 is firstly placed on the bottom plate 1, the two first bolts 4 are rotated to enable the front ends of the two first bolts 4 to be propped against the two pins 10, and then the two second bolts 5 are rotated to enable the front ends of the second bolts 5 to be propped against the outer disc 9, and the outer disc 9 is ejected when the elastic pin coupler 8 is dismounted, so that the elastic pin coupler 8 is prevented from being close to the supporting block 3 during the operation of the step, so that a space is reserved for the extension of the outer disc 9, in addition, the propping of the first bolts 4 and the propping of the second bolts 5 ensure that the elastic pin coupler 8 does not fall off, and excessive pretightening force is not required to be applied; after the outer disc 9 is connected in place, the second bolts 5 are rotated manually or by using an electrical tool, and the two second bolts 5 are rotated simultaneously or alternately as much as possible so as to ensure uniform force application to the outer disc 9, and the disassembly work is completed after the outer disc 9 is completely ejected.

When the elastic pin coupler 8 is installed, the outer disc 9 and the inner disc 11 are firstly known to be in place and placed on the bottom plate 1, the second bolt 5 is operated to be propped against the outer disc 9, then the pin 10 to be installed is firstly placed in the pin hole, the first bolt 4 is operated to be propped against the end face of the pin 10, and the first bolt 4 is manually rotated or an electric tool is used for completely propping the pin 10 into the pin hole; the installation work is completed after all pins 10 are connected in place by changing the positions.

The utility model utilizes the principle of acting force and reaction force, simultaneously converts rotary motion into linear motion, realizes easy disassembly and assembly of the elastic pin coupler 8, reduces labor intensity, improves working efficiency, and minimizes damage to equipment in the disassembly process.

Claims

1. An elastic pin shaft coupling assembly and disassembly tools, its characterized in that: including bottom plate (1), bottom plate (1) are arc, bottom plate (1) arc inner wall upper portion welding has supporting seat (2), bottom plate (1) arc inner wall lower part welding has supporting shoe (3), supporting seat (2) are equipped with two, two supporting seats (2) are with bottom plate (1) centrosymmetric, supporting shoe (3) are equipped with two, supporting shoe (3) are with bottom plate (1) centrosymmetric, equal threaded connection has first bolt (4) on two supporting seats (2), all be connected with second bolt (5) on two supporting shoes (3), elastic pin shaft coupling (8) are including outer dish (9), pin (10) and inner disc (11), pin (10) are equipped with a plurality ofly, a plurality of pin (10) are connected between outer dish (9) and inner disc (11), bottom plate (1) arc inner wall connection is on outer wall of outer dish (9), two first bolt (4) front ends top respectively connect on two bolt (10) terminal surfaces, two second bolt (5) front end top connect on the terminal surface (9) that deviates from first bolt (4).

2. The elastic pin coupling disassembly tool of claim 1, wherein: the supporting seat (2) comprises two supporting plates (6) and nuts (7), wherein the two supporting plates (6) are arranged, the two supporting plates (6) are welded on the arc-shaped inner wall of the bottom plate (1), the nuts (7) are welded between the two supporting plates (6), screw holes II (701) are formed in the nuts (7), and the first bolts (4) are connected in the screw holes II (701).

3. The elastic pin coupling disassembly tool of claim 2, wherein: the supporting block (3) is provided with a screw hole I (301), and the second bolt (5) is connected in the screw hole I (301).

4. The elastic pin coupling disassembly tool of claim 2, wherein: the screw hole II (701) screw thread is a trapezoidal screw thread, and the first screw bolt (4) screw thread is a trapezoidal screw thread.

5. A flexible pin coupling removal tool as defined in claim 3, wherein: the screw thread I (301) is a trapezoidal thread, and the screw thread of the second bolt (5) is a trapezoidal thread.

6. An elastic pin coupling disassembly tool according to any one of claims 1-5, wherein: the width of the bottom plate (1) is twice that of the outer disc (9).