CN210389058U

CN210389058U - Special puller for medium-sized coupler of boiler fan

Info

Publication number: CN210389058U
Application number: CN201921079744.1U
Authority: CN
Inventors: 张中奇; 任成国; 曹继楼
Original assignee: Shandong Fengyuan Tongda Power Co Ltd
Current assignee: Shandong Fengyuan Tongda Power Co Ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-24
Anticipated expiration: 2029-07-11

Abstract

The utility model relates to the technical field of shaft coupling dismounting devices, in particular to a special puller for a medium-sized shaft coupling of a boiler fan, which comprises a mounting seat, when the utility model is used, the length of the first pull rod and the second pull rod is adjusted by rotating the first loop bar and the second loop bar, thereby increasing the applicability and the application range of the utility model, fixing the first nut cap and the second nut cap with the screw on the shaft coupling, placing the external screw jack between the first loop bar and the second loop bar, extending the jack, contacting one end of the jack with the shaft coupling and the other end of the jack with the top block, and the lower end of the jacking block is provided with an anti-skid pad, so that the anti-skid effect is achieved, when the jack is continuously extended, the mounting seat is pushed to move outwards, and then make first pull rod and second pull rod outwards remove to the effect of realizing dismantling the shaft coupling.

Description

Special puller for medium-sized coupler of boiler fan

Technical Field

The utility model relates to a shaft coupling dismounting device technical field, in particular to special horse that draws of medium-sized shaft coupling of boiler fan.

Background

The coupler is a mechanical part used for connecting two shafts in different mechanisms to enable the two shafts to rotate together to transmit torque, in high-speed and heavy-load power transmission, some couplers have the effects of buffering, vibration reduction and improving the dynamic performance of a shaft system, the coupler is composed of two half parts which are respectively connected with a driving shaft and a driven shaft, generally, a power machine is connected with a working machine by means of the coupler, a medium-sized coupler can be used in equipment such as a boiler fan, and in the using process, the coupler needs to be taken down when the fan is overhauled, the traditional puller has the problems of difficulty in disassembly, time and labor waste, the length of the puller cannot be adjusted, and the using range is greatly limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special horse that draws of shaft coupling among the boiler fan to propose the unable problem of adjusting of the length of being not convenient for dismantle and pull rod in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the anti-slip mounting device comprises a mounting seat, wherein grooves are formed in two sides of the outer surface of the mounting seat, a top block is fixedly arranged in the middle of the lower surface of the mounting seat, an anti-slip pad is fixedly arranged on the lower surface of the top block, a first hinged element is fixedly arranged on one side of the lower surface of the mounting seat, a first connecting rod is hinged to the first hinged element, a first thread is arranged at the lower end of the first connecting rod, the lower end of the first connecting rod is connected with a first sleeve rod through the first thread, a first through hole is formed in the middle of the first sleeve rod, a first clamping ring is arranged at the lower end of the inner part of the first through hole, a first limiting ring is clamped in the first clamping ring, a first pull rod is fixedly arranged in the middle of the lower surface of the first limiting ring, and a first nut cap is fixedly arranged at the lower end;

the other side fixed mounting of the lower surface of mount pad has the second articulated elements, it has the second connecting rod to articulate on the second articulated elements, the lower extreme of second connecting rod is equipped with the second screw thread, the lower extreme of second connecting rod has the second loop bar through second threaded connection, the second through hole has been seted up to the intermediate position of second loop bar, the second rand has been seted up to the inside lower extreme of second through hole, the inside activity joint of second rand has the second spacing collar, the lower surface intermediate position fixed mounting of second spacing collar has the second pull rod, the lower extreme fixed mounting of second pull rod has the second nut cap.

Preferably, the upper end of the inside of the groove is of a horizontal structure, and the lower end of the inside of the groove is of an arc structure.

Preferably, the non-slip mat is made of rubber, and the lower surface of the non-slip mat is provided with non-slip lines.

Preferably, the first spacing ring and the second spacing ring are both circular structures.

Preferably, the first pull rod penetrates through the lower end of the first through hole and extends to the inside of the first through hole to be fixedly connected with the first limiting ring, and the second pull rod penetrates through the lower end of the second through hole and extends to the inside of the second through hole to be fixedly connected with the second limiting ring.

Preferably, the upper ends of the inner parts of the first through hole and the second through hole are respectively provided with a spiral thread matched with the first thread and the second thread.

The utility model discloses a technological effect and advantage:

1. the utility model is provided with the first loop bar and the second loop bar, and realizes the length adjustment of the first connecting rod and the second connecting rod by rotating the first loop bar and the second loop bar, thereby being convenient for use and increasing the application range of the utility model;

2. the utility model is matched with an external screw jack, the jack drives the top block to move, the shaft coupling can be easily disassembled, time and labor are saved, and the operation is convenient;

3. the utility model discloses a be equipped with the recess, it is convenient the utility model discloses carry and take, conveniently remove and use.

Drawings

Fig. 1 is a front sectional view of the structure of the present invention.

Fig. 2 is a front view of the structure of the present invention.

Fig. 3 is a front sectional view of the first loop bar of the present invention.

Fig. 4 is a schematic structural view of a second pull rod of the present invention.

In the figure: 1. a mounting seat; 2. a groove; 3. a top block; 4. a non-slip mat; 5. a first hinge member; 6. a first connecting rod; 7. a first thread; 8. a first loop bar; 9. a first through hole; 10. a first collar; 11. A first spacing collar; 12. a first pull rod; 13. a first nut cap; 14. a second hinge member; 15. a second connecting rod; 16. a second thread; 17. a second loop bar; 18. a second through hole; 19. a second collar; 20. a second limit ring; 21. a second pull rod; 22. a second nut cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a special puller for a medium-sized coupler of a boiler fan as shown in figures 1-4, which comprises a mounting seat 1, wherein both sides of the outer surface of the mounting seat 1 are provided with grooves 2 for convenient taking and moving, a top block 3 is fixedly arranged at the middle position of the lower surface of the mounting seat 1, an anti-skid pad 4 is fixedly arranged on the lower surface of the top block 3 for anti-skid function when contacting with a jack, one side of the lower surface of the mounting seat 1 is fixedly provided with a first articulated element 5, a first connecting rod 6 is articulated on the first articulated element 5, the lower end of the first connecting rod 6 is provided with a first thread 7, the lower end of the first connecting rod 6 is connected with a first loop bar 8 through the first thread 7, by rotating the first loop bar 8, the telescopic movement of the first loop bar 8 at the lower end of the first connecting rod 6 can be realized, and further the length of the first connecting rod 6 outside the first loop bar 8, a first through hole 9 is formed in the middle of the first loop bar 8, a first limiting ring 11 is clamped at the lower end of the interior driven by the first through hole 9, the first pull rod 12 is prevented from being separated from the first through hole 9, a first pull rod 12 is fixedly installed in the middle of the lower surface of the first limiting ring 11, and a first nut cap 13 is fixedly installed at the lower end of the first pull rod 12;

the opposite side fixed mounting of the lower surface of mount pad 1 has second articulated elements 14, it has second connecting rod 15 to articulate on the second articulated elements 14, the lower extreme of second connecting rod 15 is equipped with second screw thread 16, the lower extreme of second connecting rod 15 is connected with second loop bar 17 through second screw thread 16, through rotatory second loop bar 17, can realize that second loop bar 17 moves at the lower extreme of second connecting rod 15 is flexible, and then make second connecting rod 15 at the outside adjustable length of second loop bar 17, second through hole 18 has been seted up to the intermediate position of second loop bar 17, second rand 19 has been seted up to the inside lower extreme of second through hole 18.

Referring to fig. 3, a first through hole 9 is formed in the middle of the first sleeve rod 8, and a first collar 10 is formed at the lower end of the first through hole 9.

Referring to fig. 4, a second stop collar is fixedly mounted at the upper end of the second pull rod 21, and a second nut cap 22 is fixedly mounted at the lower end of the second pull rod 21.

This practical theory of operation: when the utility model is used, the utility model is taken into a shaft coupling to be disassembled through the grooves 2 at the two sides of the mounting seat 1, the first loop bar 8 is made to extend and contract at the lower end of the first connecting bar 6 through the first screw thread 7 by rotating the first loop bar 8 and the second loop bar 17, the length adjustment of the first connecting bar 6 can be realized, the second loop bar 17 is rotated to extend and contract at the lower end of the second connecting bar 15 through the second screw thread 16, the length adjustment of the second connecting bar 15 at the outer part of the second loop bar 17 can be realized, and further the length adjustment of the first pull bar 12 and the second pull bar 21 can be realized, thereby the applicability of the utility model is increased, the application range of the utility model is increased, when the proper length is adjusted, the first nut cap 13 and the second nut cap 22 are aligned with the screws on the shaft coupling, the first nut cap 13 and the second nut cap 22 are rotated, make first pull rod 12 and second pull rod 21 rotatory, and make first spacing collar 11 at first rand 10 internal rotation simultaneously, second spacing collar 20 internal rotation at second rand 19, make first nut cap 13 and second nut cap 22 and the screw on the shaft coupling fixed mutually, place outside screw jack between first loop bar 8 and second loop bar 17, make the jack stretch, make jack one end and shaft coupling contact, the other end of jack contacts with kicking block 3, and the lower extreme of kicking block 3 is equipped with slipmat 4, play skid-proof effect, when the jack continues to stretch, promote mount pad 1 outwards to remove, and then make first pull rod 12 and second pull rod 21 outwards remove, thereby realize the effect of dismantling the shaft coupling.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The special puller for the medium-sized coupler of the boiler fan comprises a mounting seat (1) and is characterized in that: the anti-slip mounting structure is characterized in that grooves (2) are formed in two sides of the outer surface of the mounting seat (1), a top block (3) is fixedly mounted in the middle of the lower surface of the mounting seat (1), anti-slip pads (4) are fixedly mounted on the lower surface of the top block (3), first hinged parts (5) are fixedly mounted on one side of the lower surface of the mounting seat (1), first connecting rods (6) are hinged to the first hinged parts (5), first threads (7) are arranged at the lower ends of the first connecting rods (6), the lower ends of the first connecting rods (6) are connected with first loop bars (8) through the first threads (7), first through holes (9) are formed in the middle of the first loop bars (8), first clamping rings (10) are arranged at the lower ends of the inner portions of the first through holes (9), and first limiting rings (11) are clamped in the inner portions of the first clamping rings (10), a first pull rod (12) is fixedly installed in the middle of the lower surface of the first limiting ring (11), and a first nut cap (13) is fixedly installed at the lower end of the first pull rod (12);

the opposite side fixed mounting of the lower surface of mount pad (1) has second articulated elements (14), it has second connecting rod (15) to articulate on second articulated elements (14), the lower extreme of second connecting rod (15) is equipped with second screw thread (16), the lower extreme of second connecting rod (15) is connected with second loop bar (17) through second screw thread (16), second through hole (18) have been seted up to the intermediate position of second loop bar (17), second rand (19) have been seted up to the inside lower extreme of second through hole (18), the inside activity joint of second rand (19) has second spacing collar (20), the lower surface intermediate position fixed mounting of second spacing collar (20) has second pull rod (21), the lower extreme fixed mounting of second pull rod (21) has second nut cap (22).

2. The special puller for the medium-sized coupler of the boiler fan according to claim 1, is characterized in that: the upper end of the interior of the groove (2) is of a horizontal structure, and the lower end of the interior of the groove (2) is of an arc-shaped structure.

3. The special puller for the medium-sized coupler of the boiler fan according to claim 1, is characterized in that: the anti-slip mat (4) is made of rubber, and anti-slip lines are formed in the lower surface of the anti-slip mat (4).

4. The special puller for the medium-sized coupler of the boiler fan according to claim 1, is characterized in that: the first limiting ring (11) and the second limiting ring (20) are both of a circular structure.

5. The special puller for the medium-sized coupler of the boiler fan according to claim 1, is characterized in that: the first pull rod (12) penetrates through the lower end of the first through hole (9) and extends to the inside of the first through hole (9) to be fixedly connected with the first limiting ring (11), and the second pull rod (21) penetrates through the lower end of the second through hole (18) and extends to the inside of the second through hole (18) to be fixedly connected with the second limiting ring (20).

6. The special puller for the medium-sized coupler of the boiler fan according to claim 1, is characterized in that: the upper ends of the inner parts of the first through hole (9) and the second through hole (18) are respectively provided with a spiral thread matched with the first thread (7) and the second thread (16).