CN212953843U

CN212953843U - Hoisting device and system for rapidly replacing valve

Info

Publication number: CN212953843U
Application number: CN202020635556.9U
Authority: CN
Inventors: 薛志彬; 柳雪松; 张彩霞
Original assignee: China Huaye Group Co Ltd; North China Metallurgical Construction Engineering Construction Co Ltd
Current assignee: China Huaye Group Co Ltd; North China Metallurgical Construction Engineering Construction Co Ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-04-13
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a hoist device and system of quick replacement valve. The device comprises a first fixing piece, a second fixing piece, a connecting piece and a lifting lug, wherein the connecting piece is used for connecting the first fixing piece and the second fixing piece, the lifting lug is arranged at the top of the first fixing piece and is used for connecting lifting equipment, and the first fixing piece and the second fixing piece are connected in an involutory mode to form a hoop structure with the size matched with that of a valve; the structure of first mounting with the second mounting is the structure of several font, including circular-arc hoop plate and the pterygoid lamina that is located hoop plate both ends, be provided with the connecting hole of erection joint spare on the pterygoid lamina. The device is stable and reliable in valve hoisting and does not shake in the hoisting process, the accuracy of the valve in place is ensured, the working efficiency is improved, the manpower and material resources are saved, and the hoisting device is simple and compact in structure, convenient to operate and recyclable.

Description

Hoisting device and system for rapidly replacing valve

Technical Field

The utility model relates to a pipeline installation technical field especially relates to a hoist device and system of quick replacement valve.

Background

When the valve is repaired and replaced on the installed pipeline, the lifting of the valve is an important step, and the rapid and simple replacement of the valve is also an important problem all the time. In the traditional method, the valve is hoisted by adopting a steel wire rope or a hoisting belt, so that the valve is possibly misplaced due to instability in position, time and labor are wasted, and unnecessary construction period waste is caused. Therefore, when the valve is replaced, the reliable hoisting device for quickly replacing the valve is urgently needed, so that the construction cost is reduced, and the working efficiency is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hoist device and system of quick replacement valve to pipeline overhauls among the solution prior art and changes unstable, the unsafe problem of taking one's place of valve hoist and mount among the valve process.

The above purpose is realized by the following technical scheme:

according to an aspect of the utility model, the utility model provides a pair of hoist device of quick replacement valve, include: the lifting device comprises a first fixing piece, a second fixing piece, a connecting piece and a lifting lug, wherein the connecting piece is used for connecting the first fixing piece and the second fixing piece, the lifting lug is arranged at the top of the first fixing piece and used for connecting lifting equipment, the first fixing piece and the second fixing piece are oppositely connected to form a hoop structure matched with a valve in size, the first fixing piece and the second fixing piece are of a structure shaped like a Chinese character 'ji', each fixing piece comprises an arc-shaped hoop plate and wing plates located at two ends of the hoop plate, and the wing plates are provided with connecting holes for installing the connecting piece.

Preferably, the first fixing piece and the second fixing piece have the same structure, and the hoop plate of the first fixing piece and the hoop plate of the second fixing piece are both semicircular.

Or preferably, the first fixing piece and the second fixing piece have different structures, the hoop plate in the first fixing piece is in an arc shape, and the hoop plate of the second fixing piece is in an arc shape.

Preferably, the hoop plate of the first fixing piece and the hoop plate of the second fixing piece are of an integrated structure.

Or preferably, the hoop plate of the first fixing piece and/or the second fixing piece is a split structure and comprises a main hoop plate and a secondary hoop plate, and the main hoop plate and the secondary hoop plate are connected and fixed through a connecting hoop.

Preferably, the lifting lug is fixed to an outer surface of the first fixing member band.

More preferably, the lifting lug is made of round steel.

Or preferably, the lifting lug is a structure formed by protruding upwards from the inner top of the first fixing member hoop plate.

Preferably, each side wing plate of the first fixing piece and the second fixing piece is provided with at least two connecting holes at intervals.

Preferably, the first fixing piece and the second fixing piece are made of steel plates.

Preferably, the connecting piece is a bolt and a nut matched with the bolt.

According to the utility model discloses an another aspect, the utility model provides a pair of hoist and mount system of quick replacement valve, include: the lifting device comprises two lifting devices for rapidly replacing the valve, the valve and lifting equipment, wherein the two lifting devices are respectively and fixedly arranged on the inner sides of flanges at two ends of the valve, and the lifting equipment is connected with lifting lugs in the lifting devices. The hoisting equipment can be common equipment such as a crane.

Compared with the prior art, the utility model discloses the beneficial effect who has is: the utility model discloses hoist device of quick replacement valve adopts the connecting piece to connect into the staple bolt structure of embedded valve with two mountings to closing to, and fix this structure in the inboard of valve both ends flange, be connected through lug and lifting device, the unstable problem that drops of valve when having prevented effectively to adopt wire rope etc. to hoist has guaranteed the position degree of accuracy when the valve takes one's place, has improved the efficiency of construction.

The utility model discloses on the integral action power to hoist device with hoist and mount, avoided among the prior art because of wire rope or hoist and mount area hoist and mount and lead to rocking the dislocation of valve, guaranteed the position precision when the valve takes one's place to furthest's messenger valve has reliable stability, and the operability is high, can effectual improvement work efficiency, and used material is common general, and simple manufacture is convenient, can recycle, the maintenance of being convenient for.

Drawings

Fig. 1 is a front view of a hoisting device for rapidly replacing a valve according to an embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a front view of a second hoisting device for rapidly replacing a valve according to an embodiment of the present invention;

fig. 4 is a front view of the lifting device for rapidly replacing the valve according to the embodiment of the present invention.

In fig. 1-4, 11 first fixing members, 111 main yoke plates, 112 secondary yoke plates, 12 second fixing members, 13 connecting holes, 20 connecting members, 30 lifting lugs, 40 connecting collars and 50 valves.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention:

the utility model provides a pair of hoist device of quick replacement valve, as shown in figure 1, the device includes: the lifting device comprises a first fixing piece 11, a second fixing piece 12, a connecting piece 20 used for connecting the first fixing piece 11 and the second fixing piece 12, and a lifting lug 30 arranged at the top of the first fixing piece 11 and used for connecting lifting equipment, wherein the first fixing piece 11 and the second fixing piece 12 are connected in a folding manner to form a hoop structure with the size matched with that of a valve 50, the first fixing piece 11 and the second fixing piece 12 are both in a zigzag structure and comprise circular-arc hoop plates and wing plates located at two ends of the hoop plates, and the wing plates are provided with connecting holes 13 for installing the connecting piece 20, as shown in fig. 2.

The utility model provides a pair of hoist and mount system of quick replacement valve, including the hoist device of valve 50 and two foretell quick replacement valves, and two hoist device difference fixed mounting are in the inboard of the 50 both ends flanges of valve. During the valve lifting construction, the first fixing member 11 and the second fixing member 12 are firstly installed at two ends of the valve 50 to be replaced through the connecting member 20, and the two are closed to form a hoop, and the first fixing member 11 and the second fixing member 12 are fastened through the connecting member 20. The crane is connected with the lifting lugs 30, the lifting lugs are lifted to be balanced with gravity, then bolts on flanges at two ends of the valve 50 are removed, and the valve 50 is lifted away; the new valve is hoisted to the original valve position in the same hoisting mode, the flanges are aligned, the bolts are inserted into the flanges, the bolts are orderly and symmetrically screwed, then the connecting piece 20 on the hoisting device is dismantled, and the hoisting device is withdrawn, so that the hoisting process of the valve 50 is even completed, and the method ensures the stability and the dislocation of the valve 50 during hoisting.

Example one

Fig. 1 schematically shows a front view of the quick-change valve lifting device of the embodiment, and fig. 2 schematically shows a top view of the lifting device. As shown in fig. 1 and fig. 2, the utility model provides a pair of hoist device of quick replacement valve, include: a first fixing member 11 located at an upper portion of the valve 50, and a second fixing member 12 located at a lower portion of the valve 50, a connecting member 20 connecting the two, and a lifting lug 30. The valve 50 is shown in fig. 1 as a valve cross-section. In this embodiment, the first fixing member 11 and the second fixing member 12 have the same structure, the hoop plate is semicircular, specifically semicircular ring, the semicircular ring is bent outward to form horizontal wing plates on two sides, so as to form a zigzag structure, and at least two connecting holes 13 are formed in the wing plate on each side. The connecting member 20 may be connected by a bolt and a nut used in cooperation therewith. The first fixing member 11 and the second fixing member 12 may be made of steel plates, and the thickness may be calculated according to the weight of the valve. The lifting lug 30 is fixed on the outer surface of the hoop plate of the first fixing part 11 and can be made of smooth round steel. The size of the hoop structure in the lifting device of the present embodiment, that is, the size of the first fixing member 11 and the second fixing member 12, can be adjusted according to the size of the valve and the weight change thereof.

Example two

Fig. 3 schematically shows a front view structure of the quick-change valve lifting device of the embodiment. As shown in fig. 3, the structure of the quick-change valve lifting device of this embodiment is similar to that of the first embodiment, except that the first fixing member 11 and the second fixing member 12 have different structures, the hoop plate of the first fixing member 11 has a major arc shape, i.e., close to a U-shaped structure, and the hoop plate of the second fixing member 12 has a minor arc shape, i.e., close to a straight-line structure. In addition, in this embodiment, the lifting lug 30 protrudes upward from the inner top of the hoop plate of the first fixing member 11 to form an integrated structure with the first fixing member 11, and the integrated structure can well avoid the situation that the lifting lug 30 on the outer surface of the first fixing member 11 and the first fixing member 11 are loosened due to long-term use, thereby further improving the stability and reliability of the hoisting device.

EXAMPLE III

Fig. 4 schematically shows a front view structure of the quick-change valve lifting device of the embodiment. As shown in fig. 4, the quick-change valve lifting device of this embodiment has a structure similar to that of the first embodiment, except that in this embodiment, the hoop plate of the first fixing member 11 is a split structure, and includes a main hoop plate 111 and a sub hoop plate 112, and the main hoop plate 111 and the sub hoop plate 112 are connected and fixed by a coupling collar 40. It should be noted that, it is preferable that the hoop plate of the first fixing member 11 is provided in a split structure, but the present invention is not limited thereto, and the hoop plate of the second fixing member 12 may also be provided in a split structure, or the hoop plates of the first fixing member 11 and the second fixing member 12 may also be provided in a split structure, as required. The application range of the hoisting device is expanded due to the arrangement of the split structure, and hoisting of various types of valves can be completed by installing the linking ring 40 under the condition that the size change of the valves is small. Wherein, a plurality of connecting holes are arranged on the connecting hoop 40, the main hoop plate 111 and the secondary hoop plate 112, and can be connected by adopting connecting structures such as bolts and the like so as to adapt to the requirements of valves with different sizes. As shown in the figure, both ends of the coupling collar 40 are respectively connected and fixed with the main band plate 111 and the sub band plate 112 to form the integrated first fixing member 11.

The hoisting device in the three embodiments has the following advantages: (1) the structure is simple, the operation is convenient, the field utilization rate is high, and the operation range is wide; (2) the lifting device is mainly used for lifting when the valve is overhauled and replaced, and has a wide application range and strong universality; (3) the investment cost is low, the energy is saved, the environment is protected, the pollution is less, the manufacture is easy, the working efficiency is high, and the manpower and material resources are saved. This hoist device simple structure, easily manufacturing, convenient construction, the theoretical foundation is abundant, uses swiftly, simple and convenient, ensures the valve firm when hoist and mount, has improved the efficiency of construction, has reduced construction cost, has spreading value in the pipeline overhauls changes valve construction.

The above is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a hoist device of quick replacement valve which characterized in that includes: a first fixing part, a second fixing part, a connecting piece for connecting the first fixing part and the second fixing part, and a lifting lug arranged at the top of the first fixing part and used for connecting a lifting device, wherein,

the first fixing piece and the second fixing piece are connected in a folding mode to form a hoop structure with the size matched with that of the valve, the first fixing piece and the second fixing piece are of n-shaped structures and comprise circular arc-shaped hoop plates and wing plates located at two ends of the hoop plates, and connecting holes for mounting the connecting pieces are formed in the wing plates;

the hoop plate in the first fixing piece is in a major arc shape, and the hoop plate of the second fixing piece is in a minor arc shape; the lifting lug and the hoop plate of the first fixing piece are of an integrated structure and are formed by protruding upwards from the inner top of the hoop plate.

2. The quick-change valve lifting device according to claim 1, wherein the first fixing member and the second fixing member are provided with at least two connecting holes at intervals on each side wing plate.

3. The quick change valve hoist device of claim 1,

the first fixing piece and the second fixing piece are made of steel plates;

the connecting piece is a bolt and a nut matched with the bolt.

4. A quick change valve hoist system which characterized in that includes: the quick valve replacing hoisting device, the valve and the hoisting equipment as claimed in claim 1, wherein the two hoisting devices are respectively and fixedly arranged on the inner sides of flanges at two ends of the valve, and the hoisting equipment is connected with a lifting lug in the hoisting device.