CN220364222U - Large diesel engine crankshaft suspension tool - Google Patents
Large diesel engine crankshaft suspension tool Download PDFInfo
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- CN220364222U CN220364222U CN202321957152.1U CN202321957152U CN220364222U CN 220364222 U CN220364222 U CN 220364222U CN 202321957152 U CN202321957152 U CN 202321957152U CN 220364222 U CN220364222 U CN 220364222U
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- 239000000725 suspension Substances 0.000 title claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 238000005452 bending Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 abstract description 11
- 238000007599 discharging Methods 0.000 abstract 1
- 239000000306 component Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 230000005484 gravity Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration 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
- 230000008439 repair process Effects 0.000 description 1
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Abstract
The utility model discloses a crankshaft suspension tool for a large diesel engine, which comprises a leveling hanging plate, wherein the upper end of the leveling hanging plate is hinged with an upper suspension steel wire rope assembly; the lower end of the leveling hanging plate is hinged with two lower hanging components which are arranged left and right at intervals; the lower suspension components comprise lower hinged plates hinged on the leveling suspension plates, the bottoms of the lower hinged plates are fixedly connected with lower suspenders, and the bottoms of the lower suspenders are fixedly connected with suspension frame plate components; the hanger plate component comprises an upper hanger plate and a lower hanger plate which are arranged at intervals up and down, the front end and the rear end of the upper hanger plate and the lower hanger plate are respectively provided with an adjusting port, an adjusting inner screw rod is fixedly connected in the adjusting ports, a touch pressing plate is connected between the adjusting inner screw rods in a sliding manner, and a pushing nut for pushing the touch pressing plate is connected on the adjusting inner screw rod in a threaded manner; the front end and the rear end of the lower suspender are respectively provided with and connected with a diagonal cable component. The mode realizes that convenience and stability of suspending the discharging crankshaft are improved.
Description
Technical Field
The utility model belongs to the technical field of large diesel engine crankshafts, and particularly relates to a large diesel engine crankshaft suspension tool.
Background
The core component of the large diesel engine on the crankshaft carries the piston in the cylinder barrel of the diesel engine to do work through the high-speed rotation of the crankshaft, so that the work of the diesel engine is realized.
During the manufacturing process, it is often necessary to suspend the crankshaft, such as repair, installation, etc. The length and the weight of the crank shaft of the large diesel engine are large, the weight is approximately 3-4, and the shape is the opposite shape. Therefore, the difficulty of the suspending operation is great.
Specifically, at present, a more conventional suspension mode is to position two ends of a crankshaft by using steel wire ropes, but firstly, whether the steel wire ropes at the two ends can keep the crankshaft horizontal after suspension, namely, whether the gravity center is balanced or not can not be determined, secondly, once the gravity center is found to be uneven after slight suspension, the steel wire ropes which are already bound and fixed are difficult to detach, and thirdly, the shaking is large in the suspension process.
Therefore, for the serious defects, the safety of the suspending operation cannot be effectively ensured in the process of suspending a large-sized crankshaft with a large weight.
Once the crankshaft tilts during the suspension process, the falling down can have serious potential safety hazards.
Disclosure of Invention
Based on the background, the utility model aims to provide a large diesel engine crankshaft suspension tool.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the crankshaft suspension tooling for the large diesel engine comprises a leveling hanging plate, wherein the upper end of the leveling hanging plate is hinged with an upper suspension steel wire rope assembly;
the lower end of the leveling hanging plate is hinged with two lower hanging components which are arranged left and right at intervals;
the lower suspension components comprise lower hinged plates hinged on the leveling hanging plate, the bottoms of the lower hinged plates are fixedly connected with lower hanging rods, and the bottoms of the lower hanging rods are fixedly connected with hanging plate components;
the hanger plate component comprises an upper hanger plate and a lower hanger plate which are arranged at intervals up and down, the front end and the rear end of the upper hanger plate and the lower hanger plate are respectively provided with an adjusting opening, an adjusting inner screw is fixedly connected in each adjusting opening, a touch plate is connected between the adjusting inner screws in a sliding manner, and a pushing nut for pushing the touch plate is connected on each adjusting inner screw in a threaded manner;
and the front end and the rear end of the lower suspender are respectively provided with and connected with a diagonal cable component.
Preferably, the diagonal cable component comprises a steel wire pull rope which is obliquely arranged, the upper end of the steel wire pull rope is assembled at the upper end of the lower suspender,
the upper end of the lower suspender is fixedly connected with a fixed seat, and the lower end of the steel wire rope is assembled and connected on an adjusting inner screw rod;
the upper end and the lower end of the steel wire stay rope are all assembled and connected on the fixing seat and the adjusting inner screw rod through connecting pieces.
Preferably, the upper end and the lower end of the steel wire stay rope are respectively fixedly connected with an end ring plate, the connecting piece comprises a connecting screw rod, and the connecting screw rod penetrates through the end ring plates;
the end ring plate is blocked in the screw head of the connecting screw.
Preferably, the leveling hanging plate comprises a plate body, wherein curved convex parts are respectively integrally formed at the left end and the right end of the plate body;
the left and right sides of the upper and lower ends of the plate body are respectively provided with a plurality of hinged penetrating through holes.
Preferably, the lower hinge plate is fixedly connected with a hinge shaft hinged in the hinge through hole, and the outer end of the hinge shaft is connected through a detachable adjusting connecting piece.
Preferably, the upper suspension wire rope assembly comprises upper hinged plates which are arranged at intervals on the left side and the right side, a hinged column hinged in a hinged through hole is fixedly connected to the upper hinged plates, and the outer ends of the hinged columns are connected through a detachable adjusting connecting piece;
a V-shaped connection stay rope is fixedly connected between the upper hinge plates;
and a suspension steel rope is fixedly connected to the V-shaped connection stay cord.
Preferably, the detachable adjusting connecting piece comprises a screw body which is connected to the hinge post in a threaded manner, and a baffle head which is arranged outside the hinge penetrating through hole is integrally formed at the outer end of the screw body.
Preferably, a limit rod piece is assembled and connected between the lower suspenders.
Preferably, the limit rod piece comprises bending connecting pipes respectively positioned above the fixed seat, and long limit rods are respectively connected between two ends of the bending connecting pipes in a threaded manner;
the lower suspender is limited between the bending connecting pipes.
The utility model has the following beneficial effects:
1. in the process of suspension, the crankshaft is placed on the lower hanging plates on two sides, then the contact pressing plates on the front side and the rear side are assembled on the adjusting inner screw rod, the contact pressing plates are pushed to be close to the contact pressing plates to be abutted against the side walls of the crankshaft, and then the contact pressing plates on the front side and the rear side are pushed to be abutted against the side walls on two sides of the crankshaft by utilizing the pushing nuts.
2. The balance point is conveniently found when the suspension is realized in a mode of adjusting the hinge position through the leveling hanging plate.
3. Through hanging in-process hanger plate part under spacing of spacing member, become the integration, and then reduced the degree of rocking, specifically adopted the connecting pipe of buckling, threaded connection has long gag lever post respectively between the both ends of the connecting pipe of buckling, and lower jib is spacing between the connecting pipe of buckling.
When the hanger rod is in operation, the lower hanger rods are limited on the inner sides of the bent connecting pipes, then the long limiting rods on the front side and the rear side are installed, and the lower hanger rods on the left side and the right side are limited between the bent connecting pipes.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained from the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic view of a detachable adjustment connection according to an embodiment of the present utility model;
fig. 3 is a schematic view of a hanger plate component in accordance with an embodiment of the present utility model;
FIG. 4 is a schematic view of a touch panel according to an embodiment of the present utility model;
FIG. 5 is a schematic view of a structure of a spacing rod according to an embodiment of the present utility model;
fig. 6 is a schematic plan view of the structure of fig. 1 according to an embodiment of the present utility model.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Example 1
As shown in fig. 1-6, a large diesel engine crankshaft suspension fixture comprises a leveling hanging plate 1, wherein the leveling hanging plate 1 adopts a steel plate with the thickness of 2.5cm, and has the shape as follows: the leveling hanging plate 1 comprises a plate body, wherein curved surface convex parts 12 are respectively integrally formed at the left end and the right end of the plate body; the left and right sides of the upper and lower ends of the plate body are respectively provided with a plurality of hinged through holes 13.
Meanwhile, the upper end of the leveling hanging plate 1 is hinged with an upper suspension steel wire rope component; the upper suspension steel wire rope component is fixedly arranged on the suspension equipment, and the lower end of the leveling suspension board 1 is hinged with two lower suspension components which are arranged left and right at intervals; the lower suspension assembly is secured to the crankshaft.
Specifically, the lower suspension assemblies each include a lower hinge plate 21 hinged to the leveling suspension plate 1 in such a manner that: the lower hinge plate 21 is fixedly connected with a hinge shaft A hinged in the hinge through hole 13, and the outer end of the hinge shaft A is connected through a detachable adjusting connecting piece B.
Similarly, the upper suspension wire rope assembly comprises upper hinged plates 51 which are arranged at intervals on the left side and the right side, the upper hinged plates 51 are fixedly connected with a hinged column hinged in the hinged through hole 13, and the outer ends of the hinged column are connected through a detachable adjusting connecting piece B; a V-shaped connection stay cord 52 is fixedly connected between the upper hinge plates 51; a hanging steel rope 53 is fixedly connected to the V-shaped connecting stay rope 52 (a hanging ring is fixed to the hanging steel rope 53, so that the hanging ring is convenient to hang on hanging equipment).
The detachable adjusting connecting piece B comprises a screw body (an adaptive thread groove is formed in the hinge post) which is in threaded connection with the hinge post, and a baffle head which is arranged outside the hinge through hole 13 is integrally formed at the outer end of the screw body.
The purpose of adopting the detachable adjusting connector B is to conveniently adjust the hinge position, specifically, in the initial stage of suspension, once one end of the crankshaft is found to incline, at this time, after the crankshaft is lowered, the hinge position of the lower hinge plate 21 or the upper hinge plate 51 is adjusted, the lifting gravity center is conveniently adjusted, the hinge post is replaced after being detached from the hinge through hole 13 after the screw body-baffle head is detached in a specific manner, and then the hinge position is conveniently and quickly adjusted by fastening the lower screw body-baffle head again, so that the suspension is ensured to keep balance.
The bottom of the lower hinged plate 21 is fixedly connected with a lower suspender 22, and the bottom of the lower suspender 22 is fixedly connected with a hanger plate component 3; in particular the crankshaft is limited between hanger plate members 3.
Specifically, hanger plate part 3 includes upper hanger plate and lower hanger plate 31 that upper and lower interval set up, rectangular shape's regulation mouth has all been seted up at the front and back both ends of upper hanger plate and lower hanger plate 31, the internal fixedly connected with of regulation mouth adjusts interior screw rod 32, sliding connection has touch panel 33 between the interior screw rod 32 of regulation, threaded connection has the push nut 321 who promotes touch panel 33 on the interior screw rod 32 of regulation.
In operation, the crankshaft is first placed on the lower hanger plates 31 on both sides, then the front and rear contact plates 33 are assembled to the adjusting internal screw 32 and pushed to approach the contact plates 33 to abut against the side walls of the crankshaft, and then the push nuts 321 are used to abut the contact plates 33 (using a steel plate with a thickness of 1.5 cm) on both side walls of the crankshaft.
First, the shape of the crankshaft is different, and after the crankshaft is held between the contact plates 33, both ends of the crankshaft having different shapes are blocked in the height interval between the upper hanger plate and the lower hanger plate 31, so that the crankshaft does not slip down from the gap between the upper hanger plate and the lower hanger plate 31 during the suspension process.
And since the hanger plate members 3 on the left and right sides are always kept in a balanced state, one end of the crankshaft is not inclined.
Example 2
As shown in fig. 1 to 6, in this embodiment, in order to increase the suspension stability of the hanger plate members 3 on the left and right sides based on the structure of embodiment 1, the front and rear ends of the lower boom 22 are respectively assembled and connected with cable-stayed steel rope members; the two-side traction is realized through the inclined steel rope component, specifically, the inclined steel rope component comprises a steel wire pull rope 61 which is obliquely arranged, and the upper end of the steel wire pull rope 61 is assembled at the upper end of the lower boom 22. Specifically, the upper end of the lower boom 22 is fixedly connected with a fixing seat C, and the lower end of the steel wire rope 61 is assembled and connected to the adjusting inner screw 32.
The specific fixed assembly mode adopts a detachable mode for assembly, and the mode is as follows:
the upper and lower ends of the wire rope 61 are assembled and connected to the fixing base C and the adjusting inner screw 32 through connectors.
Specifically, the upper end and the lower end of the wire rope 61 are fixedly connected with end ring plates 611 (through holes are formed in the end ring plates 611), the connecting piece comprises connecting screws 612, the connecting screws 612 penetrate through the end ring plates 611 and are then connected to the side walls of the corresponding fixing seats C and the end positions of the adjusting inner screws 32 in a threaded manner (correspondingly, thread grooves are formed in the side walls of the fixing seats C and the end positions of the adjusting inner screws 32). After fastening, the end ring plate 611 is blocked in the screw head of the connecting screw 612.
This makes it possible to pull and fasten the wire rope 61 in a manner that facilitates the disassembly and assembly at the time of suspension.
Example 3
As shown in fig. 1 to 6, in this embodiment, based on the structure of embodiment 1, a stopper rod 4 (located above the fixing base C) is assembled and connected between the lower boom 22. The hanger plate parts 3 on two sides are kept stable in the suspension process through the limit rod pieces 4, so that severe shaking is avoided, and particularly, the hanger plate parts 3 are integrated under the limit of the limit rod pieces 4 in the suspension process, so that the shaking degree is reduced.
Specifically, the limit rod 4 includes bending connection pipes 41 (the pipe orifices of the bending connection pipes 41 have a threaded structure) respectively located above the fixing seat C, and long limit rods 42 are respectively connected between two ends of the bending connection pipes 41 in a threaded manner (two ends of the long limit rods 42 have adaptive threaded structures); the lower boom 22 is captured between the bent connection tubes 41. The hexagonal protruding ribs 421 are arranged at the two ends of the long limiting rod 42, so that the fastening is convenient.
In operation, the lower boom 22 is restrained inside the bent connection pipe 41, and then the long stopper rods 42 on the front and rear sides are installed, while the lower boom 22 on the left and right sides is restrained between the bent connection pipes 41.
The lower boom 22 is connected with a pressing seat 43 of the lower bending connecting pipe 41 in a threaded manner, and the pressing seat 43 is adjusted downwards until the pressing of the pressing seat 43 is realized under the action of the pressing force at the top of the bending connecting pipe 41, so that the limit rod piece 4 is abutted against the fixing seat C.
It should be understood that the above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, and that the utility model is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the utility model.
Claims (9)
1. The crankshaft suspension tooling for the large diesel engine is characterized by comprising a leveling hanging plate, wherein the upper end of the leveling hanging plate is hinged with an upper suspension steel wire rope assembly;
the lower end of the leveling hanging plate is hinged with two lower hanging components which are arranged left and right at intervals;
the lower suspension components comprise lower hinged plates hinged on the leveling hanging plate, the bottoms of the lower hinged plates are fixedly connected with lower hanging rods, and the bottoms of the lower hanging rods are fixedly connected with hanging plate components;
the hanger plate component comprises an upper hanger plate and a lower hanger plate which are arranged at intervals up and down, the front end and the rear end of the upper hanger plate and the lower hanger plate are respectively provided with an adjusting opening, an adjusting inner screw is fixedly connected in each adjusting opening, a touch plate is connected between the adjusting inner screws in a sliding manner, and a pushing nut for pushing the touch plate is connected on each adjusting inner screw in a threaded manner;
and the front end and the rear end of the lower suspender are respectively provided with and connected with a diagonal cable component.
2. The large diesel engine crankshaft suspension tooling according to claim 1, wherein the diagonal cable component comprises a wire rope obliquely arranged, the upper end of the wire rope is assembled at the upper end of the lower boom,
the upper end of the lower suspender is fixedly connected with a fixed seat, and the lower end of the steel wire rope is assembled and connected on an adjusting inner screw rod;
the upper end and the lower end of the steel wire stay rope are all assembled and connected on the fixing seat and the adjusting inner screw rod through connecting pieces.
3. The large diesel engine crankshaft suspension tooling according to claim 2, wherein the upper end and the lower end of the steel wire stay rope are respectively fixedly connected with an end ring plate, the connecting piece comprises a connecting screw rod, and the connecting screw rod penetrates through the end ring plates;
the end ring plate is blocked in the screw head of the connecting screw.
4. The large diesel engine crankshaft suspension tooling of claim 1, wherein the leveling suspension plate comprises a plate body, and curved convex parts are integrally formed at the left end and the right end of the plate body respectively;
the left and right sides of the upper and lower ends of the plate body are respectively provided with a plurality of hinged penetrating through holes.
5. The large diesel engine crankshaft suspension tooling of claim 4, wherein the lower hinge plate is fixedly connected with a hinge shaft hinged in the hinge through hole, and the outer end of the hinge shaft is connected through a detachable adjusting connecting piece.
6. The large diesel engine crankshaft suspension tooling according to claim 5, wherein the upper suspension wire rope assembly comprises upper hinge plates arranged at left and right sides at intervals, a hinge post hinged in a hinge through hole is fixedly connected to the upper hinge plates, and the outer ends of the hinge posts are connected through a detachable adjusting connecting piece;
a V-shaped connection stay rope is fixedly connected between the upper hinge plates;
and a suspension steel rope is fixedly connected to the V-shaped connection stay cord.
7. The large diesel engine crankshaft suspension tooling of claim 6, wherein the detachable adjusting connector comprises a screw body screwed on the hinge post, and the outer end of the screw body is integrally formed with a baffle head for baffle outside the hinge through hole.
8. The large diesel engine crankshaft suspension tooling of claim 2, wherein a limit rod is assembled and connected between the lower suspenders.
9. The large diesel engine crankshaft suspension tooling of claim 8, wherein the limit rod piece comprises bending connecting pipes respectively positioned above the fixed seat, and long limit rods are respectively connected between two ends of the bending connecting pipes in a threaded manner; the lower suspender is limited between the bending connecting pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321957152.1U CN220364222U (en) | 2023-07-25 | 2023-07-25 | Large diesel engine crankshaft suspension tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321957152.1U CN220364222U (en) | 2023-07-25 | 2023-07-25 | Large diesel engine crankshaft suspension tool |
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| Publication Number | Publication Date |
|---|---|
| CN220364222U true CN220364222U (en) | 2024-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321957152.1U Active CN220364222U (en) | 2023-07-25 | 2023-07-25 | Large diesel engine crankshaft suspension tool |
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| CN (1) | CN220364222U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117864934A (en) * | 2024-03-12 | 2024-04-12 | 中国华西企业股份有限公司 | Hoisting device and hoisting method for prefabricated building components |
| CN117864934B (en) * | 2024-03-12 | 2024-06-11 | 中国华西企业股份有限公司 | Hoisting device and hoisting method for prefabricated building components |
-
2023
- 2023-07-25 CN CN202321957152.1U patent/CN220364222U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117864934A (en) * | 2024-03-12 | 2024-04-12 | 中国华西企业股份有限公司 | Hoisting device and hoisting method for prefabricated building components |
| CN117864934B (en) * | 2024-03-12 | 2024-06-11 | 中国华西企业股份有限公司 | Hoisting device and hoisting method for prefabricated building components |
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