CN113336144A - Device convenient to large-scale ball valve dismouting of hydroelectric set and horizontal transport - Google Patents
Device convenient to large-scale ball valve dismouting of hydroelectric set and horizontal transport Download PDFInfo
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- CN113336144A CN113336144A CN202110700666.8A CN202110700666A CN113336144A CN 113336144 A CN113336144 A CN 113336144A CN 202110700666 A CN202110700666 A CN 202110700666A CN 113336144 A CN113336144 A CN 113336144A
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- supporting
- ball valve
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- support plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/18—Load gripping or retaining means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/22—Hydraulic devices or systems
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- Engineering & Computer Science (AREA)
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- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a device convenient for disassembly and assembly and horizontal carrying of a large ball valve of a hydroelectric generating set, which comprises a hydraulic forklift and a supporting device main body fixedly arranged on a lifting tray of the hydraulic forklift; the supporting device main body comprises a supporting plate, an additional supporting plate, a V-shaped supporting tube and a supporting straight tube; the support plates are fixedly arranged on the lifting tray of the hydraulic forklift in a bilateral symmetry manner, the additional support plates are arranged in one-to-one correspondence with the support plates and are connected with the support plates in a locking manner through the connecting bolts, and two ends of the large ball valve can be just stably clamped on the support plates, so that the support stability is improved; the hydraulic forklift is adopted, and the large ball valve can descend or ascend only by operating the hydraulic forklift to relieve or pressurize, so that the disassembly and assembly efficiency is improved; the additional supporting plate is adopted, so that the large ball valves with different drift diameters and different models can be fixedly supported, and the flexibility and the reliability of the device are improved. But also improves the safety guarantee of workers.
Description
Technical Field
The invention relates to the field of mechanical equipment, in particular to a device convenient for disassembly and assembly and horizontal transportation of a large ball valve of a hydroelectric generating set.
Background
The ball valve is generally used for switching off or adjusting media in pipelines, and most of the hydroelectric generating sets are high-pressure and large-caliber pipelines, so that most of the ball valves are large, and the valve bodies are large in size. When large-scale ball valves in the unit need to be replaced and maintained, the large-scale ball valves installed at a certain height are time-consuming, troublesome and dangerous to some extent. The horizontal carrying of the disassembled large ball valve is troublesome.
The large ball valve of the hydroelectric generating set is disassembled and horizontally transported, generally, a scaffold is firstly put up and used for hanging a hand-operated block, the ball valve is hooped and hung on a lifting hook at the lower end of the hand-operated block by two ends of a hanging belt, the hand-operated block is operated to enable the ball valve to be stressed and tensioned, the ball valve is prevented from falling off in the disassembling process, then the ball valve is disassembled, after the disassembling is finished, the ball valve is firstly hung, then the other hand-operated block is horizontally moved to the position above a transporting tool, then the ball valve is slowly placed on the transporting tool, and finally the ball valve is horizontally transported to a designated position; the opposite is true when installed. However, adopt the hand block to hoist large-scale ball valve and be difficult to the fixed stay ball valve, need be taut with the hand block when dismouting ball valve because, and the bolt is torn open the back and the in-process of hoisting the ball valve when installing, the ball valve can be in the unable fixed of a unsettled state, therefore the ball valve receives the external factor influence easily to rock in the horizontal direction, and can fall suddenly, influence workman's work safety. In addition, the traditional method is troublesome, and a scaffold is required to be erected to hang the hand hoist as a stress body. Therefore, in the prior art, the problem that the large ball valve arranged at a certain height is difficult to fix and support in the process of dismounting and mounting the large ball valve is solved, and potential safety hazards exist to workers in the working process; after the disassembly is finished, the lifting device is required to be lifted to a carrying tool, and the process is complex.
Disclosure of Invention
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
A device convenient for disassembly and assembly and horizontal carrying of a large ball valve of a hydroelectric generating set comprises a hydraulic forklift and a supporting device main body fixedly arranged on a lifting tray of the hydraulic forklift;
the supporting device main body comprises two supporting plates, two additional supporting plates, a plurality of V-shaped supporting tubes and a plurality of supporting straight tubes; the two support plates are fixedly arranged on a lifting tray of the hydraulic forklift in a bilateral symmetry mode, the additional support plates are arranged in a one-to-one correspondence mode and are connected with the support plates in a locking mode through connecting bolts, the additional support plates are arranged on the outer surfaces of the support plates in a laminating mode and are in a bilateral symmetry mode, the bottom edges of the additional support plates are in contact with the lifting tray of the hydraulic forklift, support plate bolt holes and additional support plate bolt holes which are arranged in a matched mode are formed in the support plates and the additional support plates respectively, and therefore the purpose of fixedly supporting large ball valves with different drift diameters and models can be achieved by replacing different additional support plates on the basis, and flexibility is improved;
a plurality of supporting straight pipes which are transversely distributed from left to right are arranged between the supporting plates, two ends of each supporting straight pipe are respectively welded and connected with the adjacent supporting plates, and the supporting straight pipes are connected with the supporting plates to form a supporting structure with a certain foundation; the V-shaped supporting tubes are arranged between the supporting plates and are positioned above the supporting straight tubes, two sides of the upper ends of the V-shaped supporting tubes are respectively welded and connected with the adjacent supporting plates, the lower ends of the V-shaped supporting tubes are welded and connected to the adjacent supporting straight tubes, the V-shaped supporting tubes are arranged at intervals from front to back, openings of the V-shaped supporting tubes are arranged upwards, and a triangular supporting structure is formed among the V-shaped supporting tubes, the supporting plates and the supporting straight tubes, so that the overall supporting strength is improved;
the straight pipe sections at the two ends of the large ball valve are limited in clamping based on the arc-shaped notches of the support plate and the additional support plate, so that shaking and shifting in the processes of disassembly, assembly and transportation can be reduced.
As a further scheme of the invention: the top edges of the supporting plate and the additional supporting plate are respectively provided with an arc-shaped concave supporting plate arc-shaped notch and an additional supporting plate arc-shaped notch, and the large ball valve pipeline and the valve body connecting part are limited in clamping based on the arc-shaped notches of the supporting plate and the additional supporting plate arc-shaped notches, so that shaking and shifting in the processes of disassembly, assembly and transportation can be reduced.
As a further scheme of the invention: the supporting plate and the additional supporting plate are all in an isosceles trapezoid structure with a base angle of 60 degrees.
The invention has the beneficial effects that: the invention can ensure that two ends of the large ball valve can be stably clamped on the large ball valve, thereby improving the stability of the support; the hydraulic forklift is adopted, and the large ball valve can descend or ascend only by operating the hydraulic forklift to relieve or pressurize, so that the disassembly and assembly efficiency is improved; the additional supporting plate is adopted, so that the large ball valves with different drift diameters and different models can be fixedly supported, and the flexibility and the reliability of the device are improved. But also improves the safety guarantee of workers.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of the structure of the present invention;
fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a schematic structural view of the supporting device body of the present invention.
Fig. 5 is a plan view of the support device body of the present invention.
Fig. 6 is a schematic structural view of a support plate in the present invention.
Fig. 7 is a schematic structural view of an additional support plate in the present invention.
Fig. 8 is a graph showing the effect of the present invention.
In the figure: the device comprises a hydraulic forklift, a support plate 2, an additional support plate 3, a V-shaped support tube 4, a connecting bolt 5, a straight support tube 6, a support plate arc-shaped notch 7, a support plate bolt hole 8, an additional support plate arc-shaped notch 9, an additional support plate bolt hole 10, a ball valve 11, a pipe body 12 and a support device body 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, in the embodiment of the invention, a device for facilitating the disassembly, assembly and horizontal transportation of a large ball valve of a hydroelectric generating set comprises a hydraulic forklift 1 and a supporting device main body 13 fixedly arranged on a lifting tray of the hydraulic forklift 1;
the supporting device main body 13 comprises two supporting plates 2, two additional supporting plates 3, a plurality of V-shaped supporting tubes 4 and a plurality of supporting straight tubes 6; the two support plates 2 are fixedly arranged on a lifting tray of the hydraulic forklift 1 in a bilateral symmetry mode, the additional support plates 3 are arranged in a one-to-one correspondence mode with the support plates 2 and are connected with the support plates 2 in a locking mode through connecting bolts 5, the additional support plates 3 are arranged on the outer surfaces of the support plates 2 in a laminating mode and are in a bilateral symmetry structure, accordingly flexibility of a support device main body 13 is improved, and support plate bolts 8 and additional support plate bolts 10 which are arranged in a matched mode are arranged on the support plates 2 and the additional support plates 3 respectively;
a plurality of supporting straight pipes 6 which are transversely distributed left and right are arranged between the supporting plates 2, two ends of each supporting straight pipe 6 are respectively welded and connected with the adjacent supporting plates 2, and the supporting straight pipes 6 are connected with the supporting plates 2 to form a supporting structure with a certain foundation; still be equipped with V type stay tube 4 between backup pad 2, V type stay tube 4 is located the top position of supporting straight tube 6, the adjacent backup pad 2 of welded connection is respectively distinguished to the upper end both sides of V type stay tube 4, lower extreme welded connection is on adjacent supporting straight tube 6, interval sets up around being between the V type stay tube 4, and V type stay tube 4's opening sets up upwards, V type stay tube 4 and backup pad 2, form triangle bearing structure between the supporting straight tube 6, thereby improve holistic support strength, V type groove structure that V type stay tube 4 formed can play the card of ball valve subassembly and put limiting displacement simultaneously, avoid appearing the dismouting, transport the condition of rocking of in-process, still can let large-scale ball valve body lower part descend between backup pad and the stay tube, thereby can let backup pad arc notch carry out the screens restriction to the straight tube section at large-scale ball valve both ends.
The concave backup pad arc notch 7 of arcuation and additional backup pad arc notch 9 are moulded respectively to the topside department of backup pad 2 and additional backup pad 3, carry out the screens restriction to the straight tube section at large-scale ball valve both ends based on backup pad arc notch 7 and additional backup pad arc notch 9, can reduce rocking the aversion in dismouting, the transportation like this.
The number of the support straight pipes 6 is at least two rows and three columns, wherein the number of the support straight pipes 6 in each column is not less than 2.
The support straight pipe 6 and the V-shaped support pipe 4 are made of steel pipes.
The supporting plate 2 and the additional supporting plate 3 are both in an isosceles trapezoid structure with a base angle of 60 degrees.
The working principle of the invention is as follows: referring to fig. 8, when a large ball valve of the hydroelectric generating set needs to be replaced and maintained, the special tool provided by the invention is moved to the position below the large ball valve, the position is adjusted initially, the hydraulic forklift 1 is manually adjusted to ascend, so that the supporting device main body 13 just contacts the large ball valve, fine adjustment is performed at the moment, the large ball valve 11 can be just clamped by the upper end of the supporting plate, then the manual hydraulic forklift is operated to continue to ascend, so that the large ball valve 11 is stably and firmly supported, and finally the large ball valve is disassembled and maintained; when a large ball valve is required to be fixedly supported and installed, a worker carries the large ball valve to an installation position through a special tool in the design, the worker pressurizes the large ball valve to enable the large ball valve to ascend to a proper position through operating a hydraulic forklift, after the installation is finished, the worker operates the hydraulic forklift to release pressure, the pressure is slowly reduced by using the self weight of the special tool, the special tool can be removed at the moment, and the installation work is finished.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A device convenient for disassembly and assembly and horizontal carrying of a large ball valve of a hydroelectric generating set is characterized by comprising a hydraulic forklift and a supporting device main body fixedly arranged on a lifting tray of the hydraulic forklift;
the supporting device main body comprises a supporting plate, an additional supporting plate, a V-shaped supporting tube and a supporting straight tube; the supporting plates are fixedly arranged on a lifting tray of the hydraulic forklift in a bilateral symmetry manner, the additional supporting plates are arranged in a one-to-one correspondence manner and are connected with the supporting plates in a locking manner through connecting bolts, and the additional supporting plates are attached to the outer surfaces of the supporting plates and are in a bilateral symmetry structure;
a plurality of supporting straight pipes which are transversely distributed left and right are arranged between the supporting plates, two ends of each supporting straight pipe are respectively welded and connected with the adjacent supporting plates, a V-shaped supporting pipe is also arranged between the supporting plates, the opening of each V-shaped supporting pipe is arranged upwards, two sides of the upper end of each V-shaped supporting pipe are respectively welded and connected with the adjacent supporting plates, and the lower end of each V-shaped supporting pipe is welded and connected with the adjacent supporting straight pipes;
and arc-shaped concave supporting plate arc-shaped notches and additional supporting plate arc-shaped notches are respectively formed at the top edges of the supporting plate and the additional supporting plate.
2. The device convenient for disassembly and assembly and horizontal transportation of the large ball valve of the water turbine generator set according to claim 1, wherein the top edges of the support plate and the additional support plate are respectively formed with arc-shaped concave support plate arc-shaped notches and additional support plate arc-shaped notches, and the straight pipe sections at two ends of the large ball valve are limited in clamping based on the support plate arc-shaped notches and the additional support plate arc-shaped notches, so that shaking and displacement in the disassembly, assembly and transportation processes can be reduced.
3. The device for facilitating the disassembly and assembly and horizontal transportation of the large ball valve of the hydroelectric generating set according to claim 1, wherein the supporting plate and the additional supporting plate are both in an isosceles trapezoid structure with a base angle of 60 degrees.
4. The device convenient for disassembly and assembly and horizontal transportation of the large ball valve of the hydroelectric generating set according to claim 1, wherein the support plate and the additional support plate are respectively provided with a support plate bolt hole and an additional support plate bolt hole which are matched with each other.
5. The device for facilitating the disassembly and assembly and horizontal transportation of the large ball valve of the hydroelectric generating set according to claim 1, wherein the bottom edge of the additional support plate is in contact with a lifting tray of a hydraulic forklift.
6. The device for facilitating the disassembly and assembly and horizontal handling of the large ball valve of the hydroelectric generating set according to claim 1, wherein the V-shaped supporting tube is positioned above the supporting straight tube.
7. The device convenient for disassembly and assembly and horizontal handling of the large ball valve of the hydroelectric generating set according to claim 1, wherein the V-shaped supporting pipes are arranged at intervals in the front and back direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110700666.8A CN113336144A (en) | 2021-06-23 | 2021-06-23 | Device convenient to large-scale ball valve dismouting of hydroelectric set and horizontal transport |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110700666.8A CN113336144A (en) | 2021-06-23 | 2021-06-23 | Device convenient to large-scale ball valve dismouting of hydroelectric set and horizontal transport |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113336144A true CN113336144A (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110700666.8A Pending CN113336144A (en) | 2021-06-23 | 2021-06-23 | Device convenient to large-scale ball valve dismouting of hydroelectric set and horizontal transport |
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| Country | Link |
|---|---|
| CN (1) | CN113336144A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106991A (en) * | 2022-07-11 | 2022-09-27 | 中国十九冶集团有限公司 | Multifunctional working frame |
-
2021
- 2021-06-23 CN CN202110700666.8A patent/CN113336144A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106991A (en) * | 2022-07-11 | 2022-09-27 | 中国十九冶集团有限公司 | Multifunctional working frame |
| CN115106991B (en) * | 2022-07-11 | 2024-05-28 | 中国十九冶集团有限公司 | Multifunctional working frame |
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