CN217102759U - Lifting tool for replacing rear bearing of generator - Google Patents
Lifting tool for replacing rear bearing of generator Download PDFInfo
- Publication number
- CN217102759U CN217102759U CN202220627593.4U CN202220627593U CN217102759U CN 217102759 U CN217102759 U CN 217102759U CN 202220627593 U CN202220627593 U CN 202220627593U CN 217102759 U CN217102759 U CN 217102759U
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- Prior art keywords
- rear bearing
- base plate
- carriage
- frock
- sliding
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- 230000003014 reinforcing effect Effects 0.000 claims description 23
- 230000006978 adaptation Effects 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 9
- 239000000758 substrate Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a frock of lifting by crane is changed to generator rear bearing, including pre-buried 4 screw rods in cabin casing top and the stiffening beam of cabin casing top, the through-hole has been seted up to the stiffening beam subtend, still including the frock of lifting by crane. The utility model relates to the technical field of machinery, this generator rear bearing changes lifts by crane frock can utilize the structure of the cabin body itself to install and lift by crane the frock, as the linkage who changes the generator rear side spare, and should lift by crane the frock can the pluralism carry out the free assembly according to the user demand, realizes multiple working method, and the workman of being convenient for carries out the dismouting to the generator when overhauing, improves the operating efficiency.
Description
Technical Field
The utility model relates to the technical field of machinery, specifically be a frock of lifting by crane is changed to generator rear bearing.
Background
The actual work of wind power plant projects shows that the rear bearing of the marine assembled generator is difficult to replace, a plurality of problems exist in the process of damage and replacement of the generator bearing, particularly, the replacement operation of the rear bearing is very narrow and small in space, and the cabin cabinet and the frequency converter cabinet are next to the generator, so that the rear end cover, the slip ring chamber, the bearing and other parts of the generator are difficult to remove, time and labor are consumed, and safety risks exist.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a frock of lifting by crane is changed to generator rear bearing has solved the problem of the maintenance of being not convenient for change of sea installation unit generator rear bearing because of cabin body space is narrow and small.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a frock of lifting by crane is changed to generator rear bearing, includes pre-buried 4 screw rods in cabin casing top and the stiffening beam of cabin casing top, the through-hole has been seted up to the stiffening beam subtend, still including the frock of lifting by crane, the frock of lifting by crane includes the base plate, the both sides of base plate are provided with the sole, set up the mounting hole A with 4 screw rod looks adaptations on the sole, the below of base plate is provided with carriage A, carriage A's below is provided with the link, the link is gone up the hook and is hung there is chain block.
Preferably, a sinking groove matched with the reinforcing beam is formed in the inner side above the base plate, and mounting holes B matched with the through holes are formed in the two sides of the sinking groove and the side wall of the foot plate.
Preferably, a rotating assembly is arranged between the substrate and the sliding frame A, and the sliding frame A rotates on the substrate through the rotating assembly.
Preferably, the rotating assembly comprises a cover plate B embedded in the middle of the substrate, a shaft is fixedly connected into the cover plate B through a cover plate A, and a connecting plate is rotatably connected to the outer side of the shaft through a bearing.
Preferably, a sliding groove is arranged below the rotating assembly.
Preferably, the sliding frame A is arranged in an inner cavity of the sliding groove and is in sliding connection with the sliding groove through a roller.
Preferably, the device also comprises a sliding frame B, wherein the sliding frame B is in sliding connection with the sliding groove through a roller, and a pulley is rotatably connected below the sliding frame B.
Preferably, the tail end of spout is provided with the mechanism that opens and shuts, the mechanism that opens and shuts is including seting up the fluting in the spout bottom, it is connected with the fly leaf to rotate through the pivot in the fluting, the one side of keeping away from the pivot in the fluting is provided with the slope, the one side and the slope looks adaptation of pivot are kept away from to the fly leaf.
Preferably, two ends of the sliding groove are fixedly connected with rubber plugs.
Advantageous effects
The utility model provides a lifting tool is changed to generator rear bearing. The method has the following beneficial effects: this frock is lifted by crane in generator rear bearing change can utilize the structure of the cabin body itself to install and lift by crane the frock, as the linkage who changes the generator rear side spare, and should lift by crane the frock can be diversified and freely assemble according to the user demand, realize multiple working method, and the workman of being convenient for carries out the dismouting to the generator when overhauing, improves the operating efficiency.
Drawings
FIG. 1 is an explosion diagram of the structure of the hoisting tool of the present invention;
FIG. 2 is a schematic view of the structure of the present invention;
FIG. 3 is a schematic structural view of a second working mode of the present invention;
FIG. 4 is a schematic view of the three structures of the working mode of the present invention;
FIG. 5 is a schematic structural view of the fourth working mode of the present invention;
FIG. 6 is a schematic structural view of the fifth working mode of the present invention;
fig. 7 is a schematic structural view of the opening and closing mechanism of the present invention.
In the figure: 1. the device comprises a base plate, 2, a rotating assembly, 21, cover plates A and 22, cover plates B and 23, shafts, 24, bearings, 25, a connecting plate, 3, a sliding groove, 4, a rubber plug, 5, sliding frames A and 6, sliding frames B and 7, pulleys, 8, a hanging ring, 9, a chain block, 10, mounting holes A and 11, mounting holes B and 12, a sinking groove, 13, a slope, 14, a slotting, 15, a movable plate, 16 and a roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.
The first embodiment is as follows:
as can be seen from fig. 2, the generator rear bearing replacement hoisting tool comprises 4 screws pre-embedded above a nacelle shell and a reinforcing beam above the nacelle shell, through holes are formed in opposite directions of the reinforcing beam, a sinking groove 12 matched with the reinforcing beam is formed in the inner side above the base plate 1, and mounting holes B11 matched with the through holes are formed in the side walls, located on the foot plates, of the two sides of the sinking groove 12.
In the specific implementation process, it is worth pointing out that when the lifting tool needs to be installed at the position of the reinforcing beam, the substrate 1 is fastened on the reinforcing beam, the reinforcing beam is adapted to the sinking groove 12, the installation hole B11 corresponds to the through hole opposite to the reinforcing beam, the screw penetrates through the installation hole B11 and the through hole, the screw is fastened by using the nut, and the substrate 1 of the lifting tool is fixed at the reinforcing beam.
The lifting tool comprises a base plate 1, foot plates are arranged on two sides of the base plate 1 and are right-angle plates, and after the foot plates are fixed to the base plate 1, a sink groove 12 is formed between the foot plates and the base plate 1.
The foot plate is provided with mounting holes A10 matched with the 4 screws, a sliding frame A5 is arranged below the base plate 1, a hanging ring 8 is arranged below the sliding frame A5, and a chain block 9 is hooked on the hanging ring 8;
in the specific implementation process, it is worth pointing out that 4 screws are protruding screws on the casing in the prior art, and meanwhile, according to the actual situation, 4 screws can be arranged above the equipment casing at the corresponding position to serve as a hoisting base.
Specifically, after the substrate 1 is fixed, the sliding frame A5 provided with the hanging ring 8 is fixedly connected to the substrate 1, the chain block 9 is hooked on the hanging ring 8, and at the moment, the chain block 9 can be used for hoisting the rear end cover and the sliding ring chamber, so that the problem of inconvenient maintenance of the generator is solved.
Meanwhile, the sliding rack B6 can be installed under the base plate 1 instead of the sliding rack A5, and the pulley 7 is installed on the sliding rack B6, and at this time, the hoisting can be carried out by using a rope.
Example two:
as can be seen from fig. 3, the generator rear bearing replacement hoisting tool comprises 4 screws pre-embedded above a nacelle shell and a reinforcing beam above the nacelle shell, wherein the reinforcing beam is oppositely provided with through holes, a sinking groove 12 matched with the reinforcing beam is arranged on the inner side above a base plate 1, and mounting holes B11 matched with the through holes are formed in the side walls of the sinking groove 12 on the two sides and located on foot plates;
still including the frock of lifting by crane, the frock of lifting by crane includes base plate 1, the both sides of base plate 1 are provided with the sole, set up the mounting hole A10 with 4 screw rod looks adaptations on the sole, rotating assembly 2 is installed to base plate 1's below, rotating assembly 2 is including inlaying apron B22 at base plate 1 middle part, there is axle 23 through apron A21 rigid coupling in apron B22, the outside of axle 23 is rotated through bearing 24 and is connected with connecting plate 25, connecting plate 25 below rigid coupling has carriage A5, the below of carriage A5 is provided with link 8, chain block 9 has been hung to the last hook of link 8.
In the specific implementation process, it is worth pointing out especially that, two sliding frames a5 can be fixedly connected below the connecting plate 25, at this time, two chain blocks 9 can be hooked, the connecting plate 25 can rotate through the arrangement of the shaft 23 and the bearing 24, and then the two chain blocks 9 can rotate, and the front-back conversion of the two sliding frames a5 is performed, so that the rear end cover and the ring sliding chamber can be conveniently and simultaneously hoisted, the rear end cover rotates to the rear side after hoisting of one of the chain blocks 9 is completed, and the other chain block 9 on the original rear side moves to the front side to hoist the ring sliding chamber.
Example three:
as can be seen from fig. 4, the generator rear bearing replacement hoisting tool comprises 4 screws pre-embedded above a nacelle shell and a reinforcing beam above the nacelle shell, wherein through holes are formed in the reinforcing beam in opposite directions, a sinking groove 12 matched with the reinforcing beam is formed in the inner side above a base plate 1, and mounting holes B11 matched with the through holes are formed in the side walls of the sinking groove 12 on two sides and located on foot plates;
still including the frock of lifting by crane, the frock of lifting by crane includes base plate 1, and the both sides of base plate 1 are provided with the sole, offer on the sole with the mounting hole A10 of 4 screw rod looks adaptations, spout 3 is installed to the below of base plate 1, sliding connection has carriage A5 in the spout 3, carriage A5 passes through gyro wheel 16 and spout 3 sliding connection, and carriage A5's below is provided with link 8, and chain block 9 has been hooked on the link 8.
In the specific implementation process, it is worth pointing out that the sliding chute 3 is installed on the base plate 1, a plurality of sliding frames a5 can be arranged in the sliding chute 3, and the sliding frame a5 slides in the sliding chute 3 through the rollers 16 below the two sides; when the device is used, firstly, a chain block 9 is hooked on the hanging ring 8 of the sliding frame A5, after the end cover is lifted, the pushing sliding frame A5 moves to the far end position of the sliding chute 3, at the moment, a chain block 9 is hooked on the hanging ring 8 of the other sliding frame A5, after the sliding ring chamber is lifted, the chain block is pushed to the far end position of the sliding chute 3, at the moment, if parts which need to be lifted continuously exist, the steps can be repeated, if no other parts need to be lifted, because the end cover and the sliding ring chamber are pushed away, at the moment, the generator is also convenient to replace and maintain.
Example four:
as can be seen from fig. 4, the generator rear bearing replacement hoisting tool comprises 4 screws pre-embedded above a nacelle shell and a reinforcing beam above the nacelle shell, wherein through holes are formed in the reinforcing beam in opposite directions, a sinking groove 12 matched with the reinforcing beam is formed in the inner side above a base plate 1, and mounting holes B11 matched with the through holes are formed in the side walls of the sinking groove 12 on two sides and located on foot plates;
still including lifting by crane the frock, the frock of lifting by crane includes base plate 1, and the both sides of base plate 1 are provided with the sole, offer on the sole with the mounting hole A10 of 4 screw rod looks adaptations, and rotating assembly 2 is installed to base plate 1's below, and rotating assembly 2 is including inlaying apron B22 in base plate 1 middle part, has axle 23 through apron A21 rigid coupling in apron B22, and the outside of axle 23 is passed through bearing 24 and is rotated and be connected with connecting plate 25.
The below rigid coupling of rotating assembly 2 has spout 3, and the both ends rigid coupling of spout 3 has rubber shutoff 4, and sliding connection has carriage A5 in the spout 3, and carriage A5 passes through gyro wheel 16 and spout 3 sliding connection, and the below of carriage A5 is provided with link 8, and chain block 9 has been hooked on the link 8.
In the specific implementation, it is worth pointing out that the rotating assembly 2 is fixed on the base plate 1, the sliding chute 3 is installed below the rotating assembly 2, and the sliding rack a5 is slidably connected in the sliding chute 3. At this moment, can realize the rotatory effect of 3 accessible rotating assembly 2 of spout, carriage A5 still can slide in spout 3 simultaneously, realizes that chain block 9 hook finishes after rear end cover or the ring sliding chamber, can realize rotatory and gliding function, and the flexibility ratio is higher, the better work of being convenient for.
Example five:
as can be seen from fig. 1, 6 and 7, the generator rear bearing replacement hoisting tool comprises 4 screws pre-embedded above a cabin shell and a reinforcing beam above the cabin shell, wherein the reinforcing beam is oppositely provided with through holes, a sinking groove 12 matched with the reinforcing beam is arranged on the inner side above a base plate 1, and mounting holes B11 matched with the through holes are arranged on the two sides of the sinking groove 12 and on the side wall of a foot plate;
still including lifting by crane the frock, the frock of lifting by crane includes base plate 1, and the both sides of base plate 1 are provided with the sole, offer on the sole with the mounting hole A10 of 4 screw rod looks adaptations, and rotating assembly 2 is installed to base plate 1's below, and rotating assembly 2 is including inlaying apron B22 in base plate 1 middle part, has axle 23 through apron A21 rigid coupling in apron B22, and the outside of axle 23 is passed through bearing 24 and is rotated and be connected with connecting plate 25.
The below rigid coupling of rotating assembly 2 has spout 3, and sliding connection has carriage A5 and carriage B6 in spout 3, and carriage A5 and carriage B6 pass through gyro wheel 16 and spout 3 sliding connection, and the below of carriage A5 is provided with link 8, and the last hook of link 8 has chain block 9, and the below of carriage B6 is rotated and is connected with pulley 7, the overlap joint rope on pulley 7.
The tail end of the sliding chute 3 is provided with an opening and closing mechanism, the opening and closing mechanism comprises a slot 14 arranged at the bottom of the sliding chute 3, a movable plate 15 is rotatably connected in the slot 14 through a rotating shaft, a slope 13 is arranged on one side, far away from the rotating shaft, in the slot 14, one side, far away from the rotating shaft, of the movable plate 15 is matched with the slope 13, and two ends of the sliding chute 3 are fixedly connected with rubber plugs 4.
In the specific implementation, it is worth pointing out that the rotating assembly 2 is fixed on the base plate 1, the sliding chute 3 is installed below the rotating assembly 2, and the sliding rack a5 and the sliding rack B6 are slidably connected in the sliding chute 3. At this moment, can realize the rotatory effect of 3 accessible rotating assembly 2 of spout, carriage A5 carriage B6 still can slide in spout 3 simultaneously, realizes that chain block 9 hook finishes after rear end cover or ring sliding chamber, can realize rotatory and gliding function, and the flexibility ratio is higher, the better work of being convenient for.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a generator rear bearing changes lifts by crane frock, includes pre-buried 4 screws and the stiffening beam of cabin casing top in cabin casing top, its characterized in that: the reinforcing beam is oppositely provided with through holes;
still including lifting by crane the frock, it includes base plate (1) to lift by crane the frock, the both sides of base plate (1) are provided with the sole, set up mounting hole A (10) with 4 screw rod looks adaptations on the sole, the below of base plate (1) is provided with carriage A (5), the below of carriage A (5) is provided with link (8), chain block (9) have been hooked on link (8).
2. The generator rear bearing replacement hoisting tool of claim 1, characterized in that: the upper inner side of the base plate (1) is provided with a sinking groove (12) matched with the reinforcing beam, and mounting holes B (11) matched with the through holes are formed in the side walls, located on the foot plates, of the two sides of the sinking groove (12).
3. The generator rear bearing replacement hoisting tool according to any one of claims 1 or 2, characterized in that: be provided with rotating assembly (2) between base plate (1) and carriage A (5), carriage A (5) pass through rotating assembly (2) and rotate on base plate (1).
4. The generator rear bearing replacement hoisting tool of claim 3, characterized in that: rotating assembly (2) is including inlaying apron B (22) in base plate (1) middle part, there is axle (23) through apron A (21) rigid coupling in apron B (22), the outside of axle (23) is passed through bearing (24) and is rotated and be connected with connecting plate (25).
5. The generator rear bearing replacement hoisting tool of claim 4, characterized in that: and a sliding groove (3) is arranged below the rotating component (2).
6. The generator rear bearing replacement hoisting tool of claim 5, characterized in that: the sliding frame A (5) is arranged in an inner cavity of the sliding groove (3), and the sliding frame A (5) is connected with the sliding groove (3) in a sliding mode through a roller (16).
7. The generator rear bearing replacement hoisting tool of claim 6, characterized in that: still including carriage B (6), carriage B (6) are through gyro wheel (16) and spout (3) sliding connection, the below of carriage B (6) is rotated and is connected with pulley (7).
8. The generator rear bearing replacement hoisting tool of claim 7, characterized in that: the tail end of spout (3) is provided with the mechanism that opens and shuts, the mechanism that opens and shuts is including offering fluting (14) in spout (3) bottom, it is connected with fly leaf (15) to rotate through the pivot in fluting (14), the one side of keeping away from the pivot in fluting (14) is provided with slope (13), the one side and slope (13) looks adaptation of pivot are kept away from to fly leaf (15).
9. The generator rear bearing replacement hoisting tool of claim 8, characterized in that: and two ends of the sliding chute (3) are fixedly connected with rubber plugs (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220627593.4U CN217102759U (en) | 2022-03-22 | 2022-03-22 | Lifting tool for replacing rear bearing of generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220627593.4U CN217102759U (en) | 2022-03-22 | 2022-03-22 | Lifting tool for replacing rear bearing of generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217102759U true CN217102759U (en) | 2022-08-02 |
Family
ID=82604198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220627593.4U Expired - Fee Related CN217102759U (en) | 2022-03-22 | 2022-03-22 | Lifting tool for replacing rear bearing of generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217102759U (en) |
-
2022
- 2022-03-22 CN CN202220627593.4U patent/CN217102759U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220802 |
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| CF01 | Termination of patent right due to non-payment of annual fee |