CN220320301U

CN220320301U - Lifting device for flange cover of pressure vessel

Info

Publication number: CN220320301U
Application number: CN202321990328.3U
Authority: CN
Inventors: 李继峰; 石利强; 郭威; 张宝铎; 杨泽昕
Original assignee: Dalian Paisi Gas Equipment Co ltd
Current assignee: Dalian Paisi Gas Equipment Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2024-01-09
Anticipated expiration: 2033-07-27

Abstract

The utility model relates to the technical field of gas power generation and discloses a lifting device for a flange cover of a pressure vessel, which comprises a sleeve, wherein a lower supporting plate is fixedly connected to the lower side of the rear end of the sleeve, an upper supporting plate is fixedly connected to the upper side of the rear end of the sleeve, a hanging rod is connected to the inside of the sleeve in a sliding manner, a pin shaft is arranged at the lower end of the hanging rod, a base plate is fixedly connected to the top end of the hanging rod, a handle is arranged at the top end of the base plate, a main shaft is connected to the inner thread of the handle, and a connecting piece is connected to the lower side of the outer part of the main shaft in a thread manner. According to the utility model, through the cooperation of the structures such as the handle, the base plate, the suspender, the main shaft, the gland, the sleeve, the pin shaft, the upper supporting plate, the lower supporting plate and the like, the flange cover with the weight more than one ton can be lifted and rotated to be opened only by manually rotating the handle, so that the crane used on site is avoided, the lifting is simple and convenient, the time and the labor are saved, and the lifting efficiency is improved.

Description

Lifting device for flange cover of pressure vessel

Technical Field

The utility model relates to the technical field of gas power generation, in particular to a lifting device for a flange cover of a pressure vessel.

Background

Along with the development of the chemical industry, the pressure vessel is increasingly applied to the fields of new energy and gas power generation, and particularly mainly applied to a filter in the field of gas power generation and liquid separation. When the filter is operated for a period of time, the filter core needs to be replaced, so that the flange cover is required to be opened, and for heavy filters with larger diameters, the flange cover with the weight of more than one ton is difficult to manually open, and most of the flange covers need to be lifted by a crane on site at present, so that resources are consumed, the operation is troublesome, time and labor are wasted, and a larger operation space is required.

Disclosure of Invention

In order to make up for the defects, the utility model provides a lifting device for a flange cover of a pressure vessel, and aims to solve the problems that in the prior art, the use of a crane to lift the flange cover consumes resources, is troublesome to operate and wastes time and labor.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a pressure vessel flange lid hoisting accessory, includes the sleeve, telescopic rear end downside fixedly connected with lower bolster, telescopic rear end upside fixedly connected with upper buttress plate, telescopic inside sliding connection has the jib, the round pin axle is installed to the lower extreme of jib, the top fixedly connected with backing plate of jib, the handle has been laid on the top of backing plate, the inside threaded connection of handle has the main shaft, the outside downside threaded connection of main shaft has the connecting piece, the bottom fixedly connected with pressure vessel flange lid of connecting piece, the right-hand member fixedly connected with pressure vessel flange of upper buttress plate, the bottom fixedly connected with pressure vessel barrel of pressure vessel flange, the outside downside fixedly connected with gland of jib.

As a further description of the above technical solution:

and a PTFE gasket is arranged in the bottom end of the gland.

As a further description of the above technical solution:

the top of sleeve is laminated with the bottom of PTFE gasket.

As a further description of the above technical solution:

the inside of gland and telescopic top sliding connection.

As a further description of the above technical solution:

the right end of the lower supporting plate is fixedly connected with the left end of the pressure vessel cylinder.

As a further description of the above technical solution:

the outer part of the connecting piece is in threaded connection with the inner part of the pressure vessel flange cover.

As a further description of the above technical solution:

the bottom of the pressure vessel flange cover is attached to the top of the pressure vessel flange.

The utility model has the following beneficial effects:

according to the utility model, through the cooperation of the structures such as the handle, the base plate, the suspender, the main shaft, the gland, the sleeve, the pin shaft, the upper supporting plate, the lower supporting plate and the like, the flange cover with the weight more than one ton can be lifted and rotated to be opened only by manually rotating the handle, so that the crane used on site is avoided, the lifting is simple and convenient, the time and the labor are saved, and the lifting efficiency is improved.

Drawings

FIG. 1 is a perspective view of a lifting device for a flange cover of a pressure vessel according to the present utility model;

FIG. 2 is a front cross-sectional view of a pressure vessel flange cover lifting device according to the present utility model;

fig. 3 is an enlarged view at a in fig. 2.

Legend description:

1. a pin shaft; 2. a lower support plate; 3. a sleeve; 4. an upper support plate; 5. a PTFE gasket; 6. a gland; 7. a boom; 8. a main shaft; 9. a handle; 10. a backing plate; 11. a connecting piece; 12. a pressure vessel flange cover; 13. a pressure vessel flange; 14. a pressure vessel cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a pressure vessel flange lid hoisting accessory, including sleeve 3, sleeve 3's rear end downside fixedly connected with bottom suspension fagging 2, sleeve 3's rear end upside fixedly connected with goes up backup pad 4, bottom suspension fagging 2 and last backup pad 4 play support and fixed action to sleeve 3, thereby make jib 7 can steadily rotate in sleeve 3, sleeve 3's inside sliding connection has jib 7, sleeve 3 plays spacing effect to inside jib 7, pin 1 is installed to jib 7 lower extreme, through the inside with the round pin axle 1 slip jib 7, thereby can fix the position between jib 7 and last backup pad 4 and the bottom suspension fagging 2, thereby make jib 7 can rotate in sleeve 3, the top fixedly connected with backing plate 10 of jib 7, handle 9 is laid on the top of backing plate 10, through rotating handle 9, thereby can drive backing plate 10 and rotate, and then can drive jib 7 and rotate, handle 9's internal thread connection has main shaft 8, thereby can drive main shaft 8 and promote, main shaft 8's outside downside thread connection has connecting piece 11, pressure vessel 13 is connected with flange 13 to the top end 13 through the fixed connection flange 13 of pressure vessel flange 13, pressure vessel 13 is connected with the pressure vessel 13 to the top end 13, pressure vessel 13 is connected with the pressure vessel 13 through the fixed flange lid, thereby, pressure vessel 13 is connected with the top end 13.

The inside PTFE gasket 5 that is provided with of bottom of gland 6, PTFE gasket 5 calls polytetrafluoroethylene gasket entirely, have corrosion-resistant, ageing resistance and non-conductive etc. good characteristics, the top of sleeve 3 is laminated with the bottom of PTFE gasket 5 mutually, the inside of gland 6 and the top sliding connection of sleeve 3, thereby the wearing and tearing of gland 6 and sleeve 3 have been slowed down, the right-hand member of lower backup pad 2 and the left end fixed connection of pressure vessel barrel 14, thereby make sleeve 3 and pressure vessel barrel 14 and pressure vessel flange 13 can rotate simultaneously, the outside of connecting piece 11 and the inside threaded connection of pressure vessel flange 12, through rotating connecting piece 11, thereby can drive pressure vessel flange 12 and reciprocate, the bottom of pressure vessel flange 12 is laminated with the top of pressure vessel flange 13 mutually, pressure vessel flange 13 plays the supporting role to pressure vessel flange 12, thereby make the position of pressure vessel flange 12 can be supported.

Working principle: when the device is required to be used, through placing PTFE gasket 5 on the top of sleeve 3, and then run through the inside through-hole of PTFE gasket 5 with jib 7 and slide into the inside of sleeve 3, and make the interior roof of gland 6 laminate with the top of PTFE gasket 5 mutually, and then make the inside of gland 6 and the inside sliding connection of sleeve 3, thereby slide into the inside of connecting piece 11 with main shaft 8 through backing plate 10 and the inside through-hole of handle 9, and then through twist grip 9, thereby drive connecting piece 11 and upwards remove, and then drive pressure vessel flange lid 12 and upwards remove, rotate pressure vessel flange lid 12 through jib 7 and sleeve 3, and then avoided the on-the-spot crane to hoist, and is simple and convenient, labour saving and time saving, lifting efficiency has been improved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a pressure vessel flange lid hoisting accessory, includes sleeve (3), its characterized in that: the novel pressure vessel is characterized in that the lower support plate (2) is fixedly connected to the lower side of the rear end of the sleeve (3), the upper support plate (4) is fixedly connected to the upper side of the rear end of the sleeve (3), the hanging rod (7) is connected to the inner sliding of the sleeve (3), the pin shaft (1) is arranged at the lower end of the hanging rod (7), the base plate (10) is fixedly connected to the top end of the hanging rod (7), the handle (9) is arranged at the top end of the base plate (10), the main shaft (8) is connected with the main shaft (8) through internal threads, the connecting piece (11) is connected to the outer lower side of the main shaft (8) through threads, the pressure vessel flange cover (12) is fixedly connected to the bottom end of the connecting piece (11), the pressure vessel flange (13) is fixedly connected to the bottom end of the pressure vessel flange (14), and the pressure vessel body (6) is fixedly connected to the outer lower side of the hanging rod (7).

2. The pressure vessel flange cover lifting device of claim 1, wherein: and a PTFE gasket (5) is arranged in the bottom end of the gland (6).

3. The pressure vessel flange cover lifting device of claim 1, wherein: the top end of the sleeve (3) is attached to the bottom end of the PTFE pad (5).

4. The pressure vessel flange cover lifting device of claim 1, wherein: the inside of the gland (6) is in sliding connection with the top end of the sleeve (3).

5. The pressure vessel flange cover lifting device of claim 1, wherein: the right end of the lower supporting plate (2) is fixedly connected with the left end of the pressure vessel cylinder (14).

6. The pressure vessel flange cover lifting device of claim 1, wherein: the outer part of the connecting piece (11) is connected with the inner thread of the pressure vessel flange cover (12).

7. The pressure vessel flange cover lifting device of claim 1, wherein: the bottom end of the pressure vessel flange cover (12) is attached to the top end of the pressure vessel flange (13).