CN219170789U

CN219170789U - Quick dismantling and installing device for coupling bolt of water supply pump

Info

Publication number: CN219170789U
Application number: CN202223104985.1U
Authority: CN
Inventors: 张晟瑞; 孙学峰; 卢刚; 唐若莹; 赵晗; 葛勇; 王成霖; 王禹涵; 徐仁博; 蒋佳学
Original assignee: Dalian Power Plant of Huaneng International Power Co Ltd
Current assignee: Dalian Power Plant of Huaneng International Power Co Ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-06-13
Anticipated expiration: 2032-11-23

Abstract

The utility model relates to the technical field of disassembly and assembly of water supply pump couplings, and discloses a device for quickly disassembling and installing bolts of a water supply pump coupling, which comprises a first main body and a second main body, wherein the first main body and the second main body are movably connected with each other through a connecting bearing; according to the utility model, the arc-shaped bracket is clamped at the inner side of the bolt groove of the coupler, so that the bolt can be positioned at the inner side of the fixed groove, then the end part of the second main body is deflected, the connecting mounting head and the connecting ejector rod can deflect, the bolt can be ejected through the connecting ejector rod, so that the bolt can be dismounted or mounted, the bolt is uniformly stressed, the probability of damage to the bolt is effectively reduced, the overhaul cost is reduced, the overhaul period is not influenced by the damage to the bolt, meanwhile, after each overhaul, the machine set is subjected to a small turbine overspeed test, the original 2-hour dismounting time can be changed into 1 hour, and the overhaul efficiency is improved.

Description

Quick dismantling and installing device for coupling bolt of water supply pump

Technical Field

The utility model relates to the technical field of disassembly and assembly of water supply pump couplings, in particular to a device for quickly disassembling and installing bolts of a water supply pump coupling.

Background

The water supply pump is an important auxiliary equipment for continuously conveying high-temperature high-pressure water supply like a boiler, and the driving mode is divided into electric driving and steam driving.

The coupler is a device for connecting two shafts or connecting the shafts and a rotary member, and rotating together in the process of transmitting motion and power, and not disengaging under normal conditions. Sometimes, the device is also used as a safety device for preventing the connected parts from bearing excessive load, plays a role of overload protection, and mainly connects the small steam turbine with the driving end of the water supply pump when the device is connected with the water supply pump.

The existing coupler bolt is required to be disassembled in the disassembling process, when the coupler is disassembled or installed each time, the bolt is knocked by a copper bar, screw threads are damaged and inverted teeth are caused, the coupler bolt is required to be replaced each time when the coupler is overhauled, 48 bolts are shared on two sides of the coupler, the knocking and disassembling method is used, 2 hours are required for total disassembling, and when overspeed tests are carried out before emergency repair and starting, the whole progress is influenced, so that the device for quickly disassembling and installing the coupler bolt of the water supply pump is provided.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a quick dismantling and installing device for a coupling bolt of a water supply pump, which solves the problems in the background art.

The utility model provides the following technical scheme: the quick dismantling and installing device for the water supply pump coupling bolt comprises a first main body and a second main body, wherein the first main body and the second main body are movably connected with each other through a connecting bearing, one end of the first main body is fixedly connected with an arc-shaped support, the top of the arc-shaped support is provided with a fixing groove, one end of the second main body is fixedly connected with a connecting installation head, and the bottom end of the connecting installation head is fixedly connected with a connecting ejector rod;

further, fixed positioning jack has been seted up to the inside of first main part and second main part, the inside swing joint of fixed positioning jack has the connection spacing inserted bar, the one end fixedly connected with movable mounting block of connection spacing inserted bar, the fixed surface of movable mounting block is connected with the pull handle, one side fixedly connected with of first main part connects positioning mechanism.

Further, the surfaces of the first main body and the second main body are fixedly connected with a fixed handle.

Further, anti-slip grooves are formed in the surfaces of the other ends of the first main body and the second main body.

Further, a through groove is formed in the bottom end of the arc-shaped support.

Further, the connection positioning mechanism comprises a fixed mounting sleeve block, the movable pull rod is movably connected to the inside of the fixed mounting sleeve block, the stressed mounting sleeve ring is fixedly sleeved on the outer side of the surface of the movable pull rod, one side of the stressed mounting sleeve ring is fixedly connected with the stressed sleeve ring, one end of the movable pull rod is fixedly connected with the connection mounting block, one side of the connection mounting block is fixedly connected with the connection inserting rod, and the other end of the movable pull rod is fixedly connected with the connection pull ring.

Further, the surface of the connecting limiting inserted bar is provided with a through hole matched with the connecting inserted bar.

The utility model has the technical effects and advantages that:

1. according to the utility model, the arc-shaped bracket is clamped at the inner side of the bolt groove of the coupler, so that the bolt can be positioned at the inner side of the fixed groove, then the end part of the second main body is deflected, the connecting mounting head and the connecting ejector rod can deflect, the bolt can be ejected through the connecting ejector rod, so that the bolt can be dismounted or mounted, the bolt is uniformly stressed, the probability of damage to the bolt is effectively reduced, the overhaul cost is reduced, the overhaul period is not influenced by the damage to the bolt, meanwhile, after each overhaul, the machine set is subjected to a small turbine overspeed test, the original 2-hour dismounting time can be changed into 1 hour, and the overhaul efficiency is improved.

2. According to the utility model, the movable mounting block and the connection limiting inserted bar are driven to move by the pull handle, so that the connection limiting inserted bar can be inserted into the fixed positioning jack to limit the space between the first main body and the second main body, and meanwhile, the position of the connection limiting inserted bar can be limited and fixed by the connection positioning mechanism, so that the position between the first main body and the second main body can be stably limited and fixed by the connection limiting inserted bar.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic side view of the present utility model.

Fig. 3 is a schematic view of the unfolded structure of the present utility model.

Fig. 4 is a schematic structural view of a connection positioning mechanism according to the present utility model.

The reference numerals are: 1. a first body; 2. a second body; 3. an arc-shaped bracket; 4. a fixing groove; 5. connecting the mounting head; 6. connecting the ejector rod; 7. a fixed handle; 8. a movable mounting block; 9. a pull handle; 10. connecting a limit inserted link; 11. connecting a positioning mechanism; 12. an anti-slip groove; 13. fixing and positioning the jack; 14. fixedly mounting a sleeve block; 15. a movable pull rod; 16. a force-bearing mounting collar; 17. connecting the mounting blocks; 18. connecting the inserted link; 19. a stressed collar; 20. and connecting the pull ring.

Detailed Description

The embodiments of the present utility model will be described more fully hereinafter with reference to the accompanying drawings, in which the embodiments of the present utility model are shown by way of illustration only, and the utility model is not limited to the embodiments of the present utility model, but other embodiments of the present utility model will be apparent to those skilled in the art without making any inventive effort.

Referring to fig. 1-4, the utility model provides a rapid dismantling and installing device for a water supply pump coupling bolt, which comprises a first main body 1 and a second main body 2, wherein the first main body 1 and the second main body 2 are movably connected with each other through a connecting bearing, one end of the first main body 1 is fixedly connected with an arc-shaped bracket 3, the top of the arc-shaped bracket 3 is provided with a fixing groove 4, one end of the second main body 2 is fixedly connected with a connecting installation head 5, and the bottom end of the connecting installation head 5 is fixedly connected with a connecting ejector rod 6;

wherein, fixed location jack 13 has been seted up to the inside of first main part 1 and second main part 2, the inside swing joint of fixed location jack 13 has connection spacing inserted bar 10, the one end fixedly connected with movable mounting piece 8 of connection spacing inserted bar 10, the fixed surface of movable mounting piece 8 is connected with pull handle 9, one side fixedly connected with of first main part 1 connects positioning mechanism 11, be convenient for connect the inside that spacing inserted bar 10 can insert fixed location jack 13, restrict the position between first main part 1 and the second main part 2, connect positioning mechanism 11 simultaneously and can restrict fixedly to the position of connecting spacing inserted bar 10, make connection spacing inserted bar 10 can steadily restrict the position of first main part 1 and second main part 2, prevent to open by oneself when carrying between first main part 1 and the second main part 2, increase occupation space.

Wherein, fixed handle 7 is connected with to the fixed surface of first main part 1 and second main part 2, is convenient for carry fixed handle 7 and pulls can drive the device wholly and remove, conveniently carries.

Wherein, the anti-slip groove 12 has been seted up to the other end surface of first main part 1 and second main part 2, can improve the frictional force when using the grip under the effect of anti-slip groove 12 of being convenient for, is convenient for use.

Wherein, logical groove has been seted up to the bottom of arc support 3, and the bolt of being convenient for can remove to outside through the logical groove of arc support 3 bottom when ejecting, dismantles the bolt.

Wherein, connect positioning mechanism 11 includes fixed mounting cover piece 14, the inside swing joint of fixed mounting cover piece 14 has movable pull rod 15, the fixed sleeve of surface outside of movable pull rod 15 has received the atress installation lantern ring 16, one side fixedly connected with atress lantern ring 19 of atress installation lantern ring 16, the one end fixedly connected with of movable pull rod 15 connects the installation piece 17, one side fixedly connected with of connection installation piece 17 connects the inserted bar 18, the other end fixedly connected with of movable pull rod 15 connects pull ring 20, the atress installation lantern ring 16 of being convenient for can drive movable pull rod 15 when receiving the effect of atress lantern ring 19, connect installation piece 17 and connect the inserted bar 18 and remove, make the tip of connecting the inserted bar 18 can insert the inside of connecting spacing inserted bar 10 fast, restrict fixedly to the position of connecting spacing inserted bar 10.

Wherein, the through-hole with the connection inserted bar 18 looks adaptation has been seted up on the surface of connection spacing inserted bar 10, and the connection inserted bar 18 of being convenient for can be fast when inserting the inside of connection spacing inserted bar 10 restriction fixed to the position of connection spacing inserted bar 10.

The working principle of the utility model is as follows: in the using process, the arc-shaped bracket 3 is placed on the inner side of a bolt groove of the coupling, the bolt can be positioned on the inner side of the fixed groove 4, then the end part of the second main body 2 is offset extruded, the second main body 2 can deflect on the inner side of the first main body 1, the connecting mounting head 5 and the connecting ejector rod 6 can deflect, the end part of the connecting ejector rod 6 can push the bolt, the connecting ejector rod 6 can be ejected from the inner side of a threaded hole of the coupling, the bolt can be disassembled, after the bolt is disassembled, the first main body 1 and the second main body 2 are adjusted to be in a closed state from an unfolded state, the drawing handle 9 drives the movable mounting block 8 and the connecting limiting inserting rod 10 to move, the end part of the connecting limiting inserting rod 10 can be inserted into the fixed positioning inserting hole 13, simultaneously, the connecting pull ring 20 is pulled to drive the movable pull rod 15, the stressed mounting lantern ring 16, the connecting mounting block 17 and the connecting plunger 18 to move, the stressed lantern ring 19 is compressed, when the connecting limiting plunger 10 is completely inserted into the fixed positioning jack 13, the movable mounting block 8 is mutually attached to the surface of the first main body 1, the connecting pull ring 20 is loosened, the movable pull rod 15, the connecting mounting block 17 and the connecting plunger 18 can be driven to move when the stressed mounting lantern ring 16 is acted by the stressed lantern ring 19, the end part of the connecting plunger 18 can be inserted into the connecting limiting plunger 10, thereby limiting and fixing the position of the connecting limiting plunger 10, enabling the first main body 1 and the second main body 2 to be in a closed state, lifting and pulling the fixed handle 7 to move, thereby driving the whole device to move, and being convenient to carry, the operation is convenient.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a quick demolish and installation device of feed pump shaft coupling bolt, includes first main part (1) and second main part (2), its characterized in that: the novel connecting device comprises a first main body (1) and a second main body (2), wherein the first main body (1) and the second main body (2) are movably connected with each other through a connecting bearing, one end of the first main body (1) is fixedly connected with an arc-shaped support (3), a fixing groove (4) is formed in the top of the arc-shaped support (3), one end of the second main body (2) is fixedly connected with a connecting installation head (5), and the bottom end of the connecting installation head (5) is fixedly connected with a connecting ejector rod (6).

2. The quick removal and installation device for coupling bolts of a feed pump of claim 1, wherein: fixed positioning jack (13) have been seted up to the inside of first main part (1) and second main part (2), the inside swing joint of fixed positioning jack (13) has connection spacing inserted bar (10), the one end fixedly connected with movable mounting block (8) of connection spacing inserted bar (10), the fixed surface of movable mounting block (8) is connected with pull handle (9), one side fixedly connected with of first main part (1) connects positioning mechanism (11).

3. The quick removal and installation device for coupling bolts of a feed pump of claim 1, wherein: the surfaces of the first main body (1) and the second main body (2) are fixedly connected with a fixed handle (7).

4. The quick removal and installation device for coupling bolts of a feed pump of claim 1, wherein: the other end surfaces of the first main body (1) and the second main body (2) are provided with anti-slip grooves (12).

5. The quick removal and installation device for coupling bolts of a feed pump of claim 1, wherein: the bottom of the arc-shaped support (3) is provided with a through groove.

6. The quick removal and installation device for coupling bolts of a feed pump of claim 2, wherein: the connecting and positioning mechanism (11) comprises a fixed mounting sleeve block (14), a movable pull rod (15) is movably connected inside the fixed mounting sleeve block (14), a stress mounting sleeve ring (16) is fixedly sleeved on the outer side of the surface of the movable pull rod (15), a stress sleeve ring (19) is fixedly connected to one side of the stress mounting sleeve ring (16), a connecting and mounting block (17) is fixedly connected to one end of the movable pull rod (15), a connecting inserting rod (18) is fixedly connected to one side of the connecting and mounting block (17), and a connecting pull ring (20) is fixedly connected to the other end of the movable pull rod (15).

7. The quick disconnect and mount device for a coupling bolt of a feed pump of claim 6, wherein: the surface of the connecting limiting inserted link (10) is provided with a through hole matched with the connecting inserted link (18).