CN111775103A - Thrust cooler dismouting device - Google Patents
Thrust cooler dismouting device Download PDFInfo
- Publication number
- CN111775103A CN111775103A CN202010860603.4A CN202010860603A CN111775103A CN 111775103 A CN111775103 A CN 111775103A CN 202010860603 A CN202010860603 A CN 202010860603A CN 111775103 A CN111775103 A CN 111775103A
- Authority
- CN
- China
- Prior art keywords
- thrust
- transverse plate
- cooler
- chain
- track
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003028 elevating effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
Abstract
A thrust cooler dismounting device comprises a track, a pulley device, a chain lifting device, a jacking device and a rope; the rail is supported and fixed by a jacking device, the jacking device is fixed on the existing thrust oil tank cover, the pulley device is arranged on the rail in a sliding mode, the chain lifting device is installed on the sliding device, and the rope is installed at the output end of the chain lifting device. The invention has simple and reliable operation and is suitable for the disassembly and assembly work of the thrust bearing cooler of the small and medium-sized vertical water turbine generator set.
Description
Technical Field
The invention relates to a dismounting device, in particular to a dismounting device for a thrust cooler.
Background
The cooler and the thrust oil tank are decomposed by using the form of crowbars and rolling bars when the thrust bearing cooler of a general small and medium-sized vertical hydraulic generator is detached and installed, so that great labor and time are consumed, a cooling copper pipe is damaged once the center of gravity is deviated, the cost for manufacturing the center of gravity copper pipe is high, and the operation link is complicated.
Disclosure of Invention
The invention provides a thrust cooler dismounting device for overcoming the defects in the prior art. The device is simple and reliable to operate, and is particularly suitable for dismounting and mounting the thrust bearing cooler of the small and medium-sized vertical water turbine generator set.
The technical scheme of the invention is as follows:
a thrust cooler dismounting device comprises a track, a pulley device, a chain lifting device, a jacking device and a rope; the rail is supported and fixed by a jacking device, the jacking device is fixed on the existing thrust oil tank cover, the pulley device is arranged on the rail in a sliding mode, the chain lifting device is installed on the sliding device, and the rope is installed at the output end of the chain lifting device.
Compared with the prior art, the invention has the beneficial effects that:
the track lifting device is simple in structure, the track is fixed through the lifting device, the thrust cooler is connected with the track through the pulley device and the chain lifting device, and after the maintainers adjust the level through the lead screws, the thrust cooler can be drawn out or installed by two maintainers. When the hydroelectric generating set is overhauled, dismantled and installed with the thrust cooler, the operation can be safely and efficiently completed. The invention solves the safety problem when the thrust cooler of the hydraulic generator is disassembled and assembled, and improves the construction efficiency.
The technical scheme of the invention is further explained by combining the drawings and the embodiment:
drawings
FIG. 1 is a schematic view of the thrust cooler assembly and disassembly apparatus of the present invention;
FIG. 2 is a schematic structural view of the sliding device;
FIG. 3 is a schematic illustration of the thrust cooler being disassembled.
Detailed Description
Referring to fig. 1 to 2, a thrust cooler dismounting device of the present embodiment includes a rail 1, a pulley device 2, a chain lifting device 3, a jacking device 4, and a rope 5; track 1 is supported fixedly by jacking device 4, and jacking device 4 is fixed on current thrust oil groove cover, and slider 2 slidable ground sets up on track 1, and chain elevating gear 3 installs on slider 2, and rope 5 installs on chain elevating gear 3's output.
In order to improve the working stability, the track can be made of a material which has good bending resistance and can bear 2 times of the weight of the thrust cooler. Optionally, the track 1 is made of Q235 track steel, the length of the track is determined by the length of a copper pipe arranged in the thrust cooler, and the specific structure is as follows: the track 1 comprises an upper transverse plate 1-1, a vertical plate 1-2 and a lower transverse plate 1-3; the upper transverse plate 1-1 and the lower transverse plate 1-3 are arranged in parallel, and a vertical plate 1-2 vertically fixedly connected with the upper transverse plate 1-1 and the lower transverse plate 1-3 is arranged between the upper transverse plate 1-1 and the lower transverse plate 1-3.
Further, as shown in fig. 2, the pulley device 2 comprises a limiting pulley frame 2-1 and two pulleys 2-2; the two pulleys 2-2 are symmetrically arranged on the lower transverse plate 1-3 and can roll, and are rotatably arranged on the limiting pulley frame 2-1, and the chain lifting device 3 is arranged on the limiting pulley frame 2-1. The pulley device 2 is made of light materials which are good in welding performance, easy to process and guaranteed in strength, the two pulleys 2-2 are guaranteed to be concentric and symmetrical left and right, and the size of the pulleys 2-2 is preferably 0.9 times of the distance between the upper transverse plate 2-1 and the lower transverse plate 1-3.
Further, the chain lifting device 3 is a chain block, and the rope 5 is hooked on a lifting hook of the chain block. Optionally, the chain block is a chain block or an electric block. The maximum lifting weight which can be borne by the selected chain hoist is preferably 2 times of the weight of the thrust cooler.
The jacking device 4 is a jack. Optionally, the jack is a hydraulic jack, which can be determined by the weight of the rail and the thrust cooler 6, and the distance between the thrust oil tank and the rail 1 is preferably the height of the hydraulic jack plus 1/2 jacking stroke.
The material of the rope 5 can adopt a steel wire rope with the outer diameter of 8mm, the length is determined according to the distance of a lifting point on the thrust cooler, and the bearing weight is preferably 2 times of the weight of the thrust cooler.
The working process is as follows: as shown in fig. 3, after the integral device is assembled, the thrust cooler 6 is disassembled and assembled, the rail 1 is fixed between the rotor and the thrust oil tank cover 7 through the jacking device 4, the thrust cooler 6 and the pulley device 2 are connected through the chain hoist and the rope 5, the thrust cooler 6 is lifted, the thrust cooler 6 is leveled through the lever principle (the rod 8 is arranged on one side of the thrust cooler 6, the balancing weight is increased or decreased), the thrust cooler 6 is horizontally pulled out, the thrust cooler 6, the pulley device 2 and the chain hoist slide on the rail 1 together, and the thrust cooler 6 is stably put down; the pulley device 2 is made of a material (Q235) which is good in welding performance, easy to machine and light in weight under the condition of ensuring strength. The rail 1 is made of a Q235 material which has a high bending resistance, can bear the weight of the thrust cooler 6, and is not bent.
The present invention is not limited to the above embodiments, and those skilled in the art can make various changes and modifications without departing from the scope of the invention.
Claims (5)
1. The utility model provides a thrust cooler dismouting device which characterized in that: the device comprises a track (1), a pulley device (2), a chain lifting device (3), a jacking device (4) and a rope (5); track (1) is supported fixedly by jacking device (4), and jacking device (4) are fixed on current thrust oil groove cover, and pulley gear (2) slidable sets up on track (1), and chain elevating gear (3) are installed on slider (2), and rope (5) are installed on the output of chain elevating gear (3).
2. The thrust cooler dismounting device according to claim 1, wherein the track (1) comprises an upper transverse plate (1-1), a vertical plate (1-2) and a lower transverse plate (1-3); the upper transverse plate (1-1) and the lower transverse plate (1-3) are arranged in parallel, and a vertical plate (1-2) vertically fixedly connected with the upper transverse plate (1-1) and the lower transverse plate (1-3) is arranged between the upper transverse plate (1-1) and the lower transverse plate.
3. The thrust cooler dismounting device according to claim 2, wherein: the pulley device (2) comprises a limiting pulley frame (2-1) and two pulleys (2-2); the two pulleys (2-2) are symmetrically arranged on the lower transverse plate (1-3) and can roll, and are rotatably arranged on the limiting pulley frame (2-1), and the chain lifting device (3) is arranged on the limiting pulley frame (2-1).
4. The thrust cooler dismounting device according to claim 3, wherein: the chain lifting device (3) is a chain hoist, and the rope (5) is hooked on a lifting hook of the chain hoist.
5. The thrust cooler dismounting device according to claim 4, wherein: the jacking device (4) is a jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010860603.4A CN111775103A (en) | 2020-08-25 | 2020-08-25 | Thrust cooler dismouting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010860603.4A CN111775103A (en) | 2020-08-25 | 2020-08-25 | Thrust cooler dismouting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111775103A true CN111775103A (en) | 2020-10-16 |
Family
ID=72762529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010860603.4A Pending CN111775103A (en) | 2020-08-25 | 2020-08-25 | Thrust cooler dismouting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111775103A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352258A (en) * | 2021-06-22 | 2021-09-07 | 河南柴油机重工有限责任公司 | Tool and method for disassembling and assembling bolts of main bearing cap |
-
2020
- 2020-08-25 CN CN202010860603.4A patent/CN111775103A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352258A (en) * | 2021-06-22 | 2021-09-07 | 河南柴油机重工有限责任公司 | Tool and method for disassembling and assembling bolts of main bearing cap |
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