CN210060953U - Device for dismounting thrust pad of hydraulic generator - Google Patents
Device for dismounting thrust pad of hydraulic generator Download PDFInfo
- Publication number
- CN210060953U CN210060953U CN201920531723.2U CN201920531723U CN210060953U CN 210060953 U CN210060953 U CN 210060953U CN 201920531723 U CN201920531723 U CN 201920531723U CN 210060953 U CN210060953 U CN 210060953U
- Authority
- CN
- China
- Prior art keywords
- thrust
- pull rod
- hydraulic generator
- thrust tile
- tray
- 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.)
- Withdrawn - After Issue
Links
- 230000003028 elevating effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model provides a device of dismouting hydraulic generator thrust tile, including the removal lift dolly of an at least area workstation, with thrust tile swing joint's pull rod, all be equipped with the slide rail on its characterized in that removal lift dolly's the workstation, sliding connection has the slider on the slide rail, and the slider upper end sets up in the tray bottom, and the tray top is equipped with the backing plate. When dismantling the thrust tile, will remove the lift dolly and remove the back that targets in place, elevating platform to suitable height is connected to the pull rod on the thrust tile, the pulling pull rod is pulled out the thrust tile to the backing plate at tray top on, continue to stimulate the thrust tile and slide along the slide rail together with the tray, break away from generating set until the thrust tile, the intensity of labour of the artifical dismouting of greatly reduced improves dismouting work efficiency, has simple structure, the reliability is high, high reliability, convenient operation, characteristics such as labour saving and time saving, it provides convenience to overhaul for generating set.
Description
Technical Field
The utility model relates to a device, especially a device of dismouting hydraulic generator thrust tile belong to mechanical equipment and make technical field.
Background
The thrust pad of the hydraulic generator not only bears the weight of the rotating part of the hydraulic generator set and the axial force of water flow, but also is transmitted to the frame. The thrust pad is required to be operated under an oil lubrication condition, the minimum oil film thickness of an oil outlet edge is required to be in accordance with a design value, the oil film thickness of the thrust pad of a large-scale generator set is usually 0.03-0.07mm, a mirror plate matched with the thrust pad is required to have higher precision and lower roughness, and if the mirror surface has defects such as scratches or corrosion, the oil film can be damaged, and even a tile burning accident can be caused. Therefore, the maintenance work such as grinding of the mirror plate, scraping of the thrust pad and the like is very important. In addition, the stress of the thrust pad is also related to the flatness of the thrust pad, the more flat the contact surface is, the greater pressure can be borne, and when the plane of the thrust pad is uneven, the pad burning accident can occur due to the abrasion of the pad surface. Therefore, in the process of overhauling the hydraulic generator, the thrust pad is required to be drawn out frequently and then assembled after overhauling. Because thrust tile face material is plastics, and single weight has 120Kg, when generating set overhauls, the dismouting of thrust tile is very inconvenient, and not only artifical dismantlement is inefficient, causes thrust tile face to damage moreover easily. Therefore, a dismounting device which is convenient to use, time-saving, labor-saving, high in efficiency and free of operation on the thrust bearing is urgently needed.
Disclosure of Invention
For solving hydroelectric set and in the maintenance in-process, be difficult to cause work efficiency low, the operation inconvenient when tearing out or packing into because of the thrust tile is overweight, cause thrust tile damage, delay time limit for a project scheduling problem even, the utility model provides a dismouting hydraulic generator thrust tile's device.
The utility model provides a such dismouting hydraulic generator thrust tile's device, including the removal lift dolly of an at least area workstation, with thrust tile swing joint's pull rod, all be equipped with the slide rail on its characterized in that removes lift dolly's the workstation, sliding connection has the slider on the slide rail, the slider upper end sets up in the tray bottom, the tray top is equipped with the backing plate, so that when dismantling thrust tile, remove the lift dolly and remove the back that targets in place, elevating platform to suitable height, be connected to the pull rod on the thrust tile, the pulling pull rod pulls out the thrust tile to the backing plate at tray top, continue to stimulate thrust tile and slide along the slide rail together with the tray, break away from generating set until the thrust tile, in order to conveniently overhaul, otherwise install thrust tile to generating set on.
The sliding rails on the workbench of the movable lifting trolley are at least provided with two parallel sliding rails, the sliding blocks at the bottom of the tray are correspondingly at least provided with two parallel sliding blocks, the lower end of each sliding block is provided with a groove, and the sliding blocks are clamped into the corresponding sliding rails in a sliding mode through the grooves so as to slide along the sliding rails.
The backing plate at the top of the tray is a polytetrafluoroethylene plate and is used for protecting the thrust tile surface from smoothly entering the backing plate in the pulling process and being not damaged.
And the two sides of the tray are respectively provided with a guardrail for preventing the thrust tile from sliding out to the two sides.
One end or two ends of the sliding rail on the working table of the movable lifting trolley are provided with raised stop blocks for stopping the tray from sliding out of the end part of the sliding rail.
One end or two ends of the sliding rail on the workbench of the movable lifting trolley extend outwards and horizontally, a lug is arranged at the port of the extending end, a pin hole is formed in the lug, and a pin is arranged in the pin hole, so that the sliding rails on the workbench of every two movable lifting trolleys are connected into a whole through the pin, a long-distance sliding rail is formed, and the requirement of long-distance pulling of a thrust tile is met.
The pull rod is a straight rod, one end of the pull rod is provided with a handle, the other end of the pull rod is provided with threads, and the pull rod is fixed in a corresponding screw hole in the thrust tile through the threads to complete the movable connection of the pull rod and the thrust tile.
The movable lifting trolley comprises a base with movable wheels and four connecting rods hinged to four corners of the base through lower hinge shafts, wherein the two connecting rods on the front side and the rear side are hinged in a crossed mode through a middle shaft, the upper ends of the connecting rods after the connection in the crossed mode are hinged to the corresponding four corners of the workbench respectively, the lower portion of one connecting rod is connected with a power cylinder piston rod, a power cylinder base is fixed on the base, so that when the power cylinder piston rod extends out, the four connecting rods are pushed to rotate around the middle shaft together to achieve descending of the workbench, and conversely when the power cylinder piston rod retracts, the four connecting rods are connected to rotate around the middle shaft together to achieve ascending of the workbench.
The power cylinder is a cylinder and is connected with a conventional pedal or hand-press type pressure boosting and releasing device through an air supply pipe, and a power air source is provided for the cylinder through the conventional pedal or hand-press type pressure boosting and releasing device.
Compared with the prior art, the utility model have following advantage and effect: adopt above-mentioned scheme, can conveniently when dismantling the thrust tile, with the removal lift dolly removal back that targets in place, elevating platform to suitable height, be connected to the thrust tile with the pull rod on, the pulling pull rod is pulled out the thrust tile to the backing plate at tray top on, continue to stimulate the thrust tile and slide along the slide rail with the tray together, break away from generating set until the thrust tile, in order to conveniently overhaul, otherwise install the thrust tile to generating set on, the intensity of labour of the artifical dismouting of greatly reduced, improve dismouting work efficiency, and the steam generator has a structure simple, the reliability is high, high operation convenience, characteristics such as labour saving and time saving, thoroughly solved and brought the dismantlement difficulty because of the thrust tile is overweight, damage thrust tile scheduling problem easily, it provides convenience to overhaul for generating set.
Drawings
FIG. 1 is a schematic view of the utility model;
FIG. 2 is a view taken along line A of FIG. 1;
fig. 3 is a schematic view of the structure of the pull rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The utility model provides a device for disassembling and assembling thrust pads of hydraulic generator, including at least two mobile lifting trolleys 2 with workstations 22, pull rod 3 movably connected with thrust pads 1, wherein all be equipped with slide rail 28 on the workstations 22 of mobile lifting trolleys 2, slide rail 28 is last sliding connection have slider 41, slider 41 upper end sets up in tray 4 bottom, tray 4 top is equipped with backing plate 42, this backing plate 42 is the polytetrafluoroethylene board, be used for protecting thrust pads 1 tile face can enter backing plate 42 smoothly in the pulling process, and can not receive the damage; two sides of the tray 4 are respectively provided with a guardrail 43 for preventing the thrust tile 1 from sliding out to two sides;
the pull rod 3 is a straight rod, the right end of the pull rod 3 is provided with a handle 31, the left end of the pull rod 3 is provided with threads 32, the side surface of the thrust tile 1 is provided with screw holes, and the pull rod 3 is fixed in the corresponding screw hole on the thrust tile 1 through the threads of the pull rod 3, so that the movable connection between the pull rod 3 and the thrust tile 1 is completed;
three parallel slide rails 28 are arranged on the workbench 22 of the mobile lifting trolley 2, correspondingly, three parallel slide blocks 41 are arranged at the bottom of the tray 4, a groove is arranged at the lower end of each slide block 41, and the slide blocks are clamped on the corresponding slide rails 28 in a sliding manner through the grooves so as to slide along the slide rails 28;
the left end of the slide rail 28 on the workbench 22 of the left mobile lifting trolley 2 and the right end of the slide rail 28 on the workbench 22 of the right mobile lifting trolley 2 are both provided with a raised stop block 282 for stopping the tray 4 from sliding out of the end part of the slide rail 28;
the right end of the slide rail 28 on the left workbench 22 of the one mobile lifting trolley 2 and the left end of the slide rail 28 on the right workbench 22 of the one mobile lifting trolley 2 extend outwards and horizontally, a lug is arranged at the port of the extending end, a pin hole 281 is arranged on the lug, and a pin is arranged in the pin hole 281, so that the slide rails 28 on the two workbenches 22 of the two mobile lifting trolleys 2 are connected into a whole through the pin, a long-distance slide rail 28 is formed, and the requirement of long-distance pulling of the thrust tile 1 is met;
the movable lifting trolley 2 comprises a base 21 with movable wheels, four connecting rods respectively hinged at four corners of the base 21 through lower hinge shafts, wherein the two connecting rods 23 and 25 at the front side and the rear side are hinged in a crossed way through a middle shaft 24, the upper ends of the connecting rods 23 and 25 after the crossed hinge joint are respectively hinged at four corresponding angles of the workbench 22, wherein the lower part of the connecting rod 25 is connected with a piston rod of a power cylinder 27, a cylinder seat of the power cylinder 27 is fixed on the base 21, the power cylinder 27 is a cylinder, is connected with a conventional pedal type pressure increasing and releasing device 26 through an air supply pipe 261, provides a power air source for the cylinder through the conventional pedal type pressure increasing and releasing device 26, so that when the piston rod of the power cylinder 27 extends, the four connecting rods are pushed to rotate around the central shaft 24 together to realize the lowering of the workbench 22, and when the piston rod of the power cylinder 27 retracts, the four connecting rods are pulled to rotate around the central shaft 24 together to realize the lifting of the workbench 22.
When dismantling thrust tile 1, will remove lift dolly 2 and put in place the back, stretch out or retract through power cylinder 27 piston rod, adjustment workstation 22 is to suitable height (keeping level with thrust tile 1), be connected to thrust tile 1 with pull rod 3 on, pull rod 3 pulls out thrust tile 1 to the backing plate 42 at tray 4 top on, continue to stimulate thrust tile 1 and with tray 4 along slide rail 28 slide right together, move on the lift dolly 2 on right side and break away from the generating set until thrust tile 1, in order to conveniently overhaul, otherwise install thrust tile 1 to the generating set on.
Claims (8)
1. The utility model provides a device of dismouting hydraulic generator thrust tile, includes at least one and takes the travelling lift dolly of workstation, with thrust tile swing joint's pull rod, all is equipped with the slide rail on its characterized in that travelling lift dolly's the workstation, and sliding connection has the slider on the slide rail, and the slider upper end sets up in the tray bottom, and the tray top is equipped with the backing plate.
2. The device for dismounting the thrust pad of the hydraulic generator according to claim 1, wherein the sliding rails on the workbench of the mobile lifting trolley are at least provided with two parallel sliding rails, the sliding blocks at the bottom of the corresponding tray are at least provided with two parallel sliding rails, and the lower end of each sliding block is provided with a groove through which the sliding rail is clamped on the corresponding sliding rail in a sliding manner.
3. The device for dismounting the thrust pad of the hydraulic generator according to claim 1, wherein two sides of the tray are respectively provided with a guardrail.
4. The device for dismounting the thrust pad of the hydraulic generator according to claim 1, wherein one end or two ends of the slide rail on the workbench of the movable lifting trolley are provided with a raised stop block.
5. The device for dismounting the thrust pad of the hydraulic generator according to claim 1, wherein one end or two ends of the slide rail on the workbench of the movable lifting trolley extend outwards and horizontally, a lug is arranged at the port of the extending end, a pin hole is arranged on the lug, and a pin is arranged in the pin hole.
6. The device for dismounting the thrust pad of the hydraulic generator according to claim 1, wherein the pull rod is a straight rod, one end of the pull rod is provided with a handle, the other end of the pull rod is provided with threads, and the pull rod is fixed in a corresponding screw hole on the thrust pad through the threads.
7. The device for dismounting the thrust bearing of the hydraulic generator according to claim 1, wherein the movable lifting trolley comprises a base with movable wheels, and four connecting rods respectively hinged at four corners of the base through lower hinge shafts, wherein the two connecting rods at the front side and the rear side are respectively hinged in a crossed manner through a middle shaft, the upper ends of the connecting rods after the cross hinge are respectively hinged at the corresponding four corners of the workbench, the lower part of one connecting rod is connected with a piston rod of a power cylinder, and the cylinder seat of the power cylinder is fixed on the base.
8. The device for dismounting the thrust pad of the hydraulic generator as claimed in claim 7, wherein the power cylinder is a cylinder connected to a conventional pedal or hand-operated pressurizing and depressurizing device through a gas supply pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920531723.2U CN210060953U (en) | 2019-04-18 | 2019-04-18 | Device for dismounting thrust pad of hydraulic generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920531723.2U CN210060953U (en) | 2019-04-18 | 2019-04-18 | Device for dismounting thrust pad of hydraulic generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210060953U true CN210060953U (en) | 2020-02-14 |
Family
ID=69437594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920531723.2U Withdrawn - After Issue CN210060953U (en) | 2019-04-18 | 2019-04-18 | Device for dismounting thrust pad of hydraulic generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210060953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113588301A (en) * | 2021-07-07 | 2021-11-02 | 国能新朔铁路有限责任公司 | Wheel pair flaw detection device |
-
2019
- 2019-04-18 CN CN201920531723.2U patent/CN210060953U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113588301A (en) * | 2021-07-07 | 2021-11-02 | 国能新朔铁路有限责任公司 | Wheel pair flaw detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200214 Effective date of abandoning: 20240109 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200214 Effective date of abandoning: 20240109 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |