CN214404520U - Welded type silicone oil damper - Google Patents
Welded type silicone oil damper Download PDFInfo
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- CN214404520U CN214404520U CN202022122781.5U CN202022122781U CN214404520U CN 214404520 U CN214404520 U CN 214404520U CN 202022122781 U CN202022122781 U CN 202022122781U CN 214404520 U CN214404520 U CN 214404520U
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- shell
- annular cavity
- inertia block
- silicone oil
- welded
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Abstract
The utility model relates to a shock absorber, in particular to a welded silicone oil shock absorber applied to an oil fracturing machine, which comprises a shell, an inertia block, a cover plate, a spacing ring and a bearing belt, wherein an annular cavity is arranged on one side end face of the shell, the inertia block is annular and is arranged in an annular cavity of the shell, and the annular cavity is sealed by the cover plate; silicone oil is arranged in a gap between the shell and the inertia block; the inertia block is suspended in the annular cavity; the side surface of the inertia block is provided with two limiting rings; a bearing belt is arranged between the inner circumferential surface of the inertia block and the shell, an oil filling hole is formed in one side of the shell, and the oil filling hole is communicated with the annular cavity and the outside. The utility model discloses silicon oil shock absorber is rational in infrastructure, and the price/performance ratio is higher. Can effectively reduce torsional vibration, and has compact structure, convenient installation and reduced cost.
Description
Technical Field
The utility model relates to a shock absorber, especially a be applied to welded type silicon oil shock absorber of oil fracturing machine.
Background
In recent years, with the increasing concern of the country on the environmental protection problem, the upgrading of the emission standard also becomes a persistent war of the industry. According to the standard requirement, the torsional vibration damper is used for reducing the torsional vibration of the crankshaft of the high-power multi-cylinder diesel engine, protecting the safety and reliability of the crankshaft, reducing the energy consumption of the engine, and along with the increase of labor cost and the process optimization and transformation of various large main engine plants, higher requirements are provided for manufacturers of the torsional vibration damper. When the large-scale vibration damper is assembled, the conventional mode adopts a bolt mode for connection.
Disclosure of Invention
The utility model discloses a big and welded formula silicon oil shock absorber of appearance has simple structure and saves space's advantage, applicable in oil fracturing unit gearbox bent axle damping.
According to the technical scheme of the utility model, a welded silicone oil damper comprises a shell, an inertia block, a cover plate, a limiting ring and a bearing belt, wherein an annular cavity is arranged on one side end face of the shell, the inertia block is annular and is arranged in an annular cavity of the shell, and the annular cavity is sealed by the cover plate; silicone oil is arranged in a gap between the shell and the inertia block; the inertia block is suspended in the annular cavity; the side surface of the inertia block is provided with two limiting rings; a bearing belt is arranged between the inner circumferential surface of the inertia block and the shell, an oil filling hole is formed in one side of the shell, and the oil filling hole is communicated with the annular cavity and the outside.
As a further improvement, one side of the housing is provided with a cylinder body avoiding groove, the cylinder body avoiding groove is positioned at the middle part of the housing.
As a further improvement, one side of casing is provided with the bent axle and dodges the step, the bent axle dodges the step and is located the middle part of casing and sets up in same one side with the oil filler point.
As a further improvement of the utility model, the casing wall between groove and the annular cavity is avoided for the thickening setting by the cylinder body.
As a further improvement of the utility model, the bottom that the groove was kept away to the cylinder body is provided with a plurality of screw holes.
As a further improvement, the cover plate and the shell are assembled in a laser welding mode.
The beneficial effects of the utility model reside in that, former all adopt the import piece, the cost is very high, the utility model discloses silicon oil shock absorber is rational in infrastructure, and the price/performance ratio is higher. Can effectively reduce torsional vibration, and has compact structure, convenient installation and reduced cost.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Description of reference numerals: description of reference numerals: the crankshaft clearance structure comprises a shell 1, an inertia block 2, a cover plate 3, a limiting ring 4, a bearing belt 5, an annular cavity 6, an oil filling hole 7, a cylinder block avoiding groove 8, a crankshaft avoiding step 9, a shell wall 10 and a threaded hole 11.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings.
As shown in fig. 1-2, a welded silicone oil damper includes a housing 1, an inertia block 2, a cover plate 3, a limit ring 4 and a bearing belt 5, wherein an annular cavity 6 is disposed on an end surface of one side of the housing 1, the inertia block 2 is annular and disposed in the annular cavity 6 of the housing 1, and the annular cavity 6 is sealed by the cover plate 3; silicone oil is arranged in a gap between the shell 1 and the inertia block 2; the inertia block 2 is suspended in the annular cavity 6; the side surface of the inertia block 2 is provided with two limiting rings 4; a bearing belt 5 is arranged between the inner circumferential surface of the inertia block 2 and the shell 1, an oil filling hole 7 is arranged at one side of the shell 1, and the oil filling hole 7 is communicated with the annular cavity 6 and the outside.
One side of casing 1 is provided with the cylinder body and dodges groove 8, the cylinder body dodges groove 8 and is located the middle part of casing 1.
One side of casing 1 is provided with the bent axle and dodges step 9, the bent axle dodges step 9 and is located the middle part of casing 1 and sets up in same one side with oil filler point 7.
The wall 10 between the cylinder avoidance groove 8 and the annular cavity 6 is thickened in order to make the housing firm.
And the cover plate 3 and the shell 1 are assembled in a laser welding mode.
The bottom of groove 8 is kept away to the cylinder body is provided with a plurality of screw holes 11, and the purpose is for the installation location.
The utility model discloses a use process or effect principle do: the petroleum fracturing truck consists of mainly four parts, including a fracturing truck pump, a carrying chassis, a diesel engine, a transmission mechanism, a pump body, etc. In the operation state, the power transmission is from the engine to the power end of the plunger pump for fracturing through the hydraulic mechanical transmission case and the transmission shaft, the power end drives the plunger of the hydraulic end to reciprocate through the connecting rod on the main shaft, the lubricating oil at the power end is provided by the lubricating oil pump powered by the hydraulic mechanical transmission case, and the lubricating oil of the lubricating system at the hydraulic end drives the pneumatic diaphragm pump on the lubricating oil tank at the hydraulic end to work through the air source provided by the air compressor. In the working process of the fracturing truck, a main shaft of a transmission mechanism (transmission gearbox) is easy to damage and break, so that a special ultra-large shock absorber needs to be additionally arranged to protect the gearbox for damping the vibration of the main shaft.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and any skilled person familiar with the art will not depart from the technical scope of the present invention, and the technical spirit of the present invention will be any simple modification, equivalent replacement, and improvement made by the above embodiments, and the like, all still belong to the technical scope of the present invention.
Claims (5)
1. A welded silicone oil damper is characterized by comprising a shell (1), an inertia block (2), a cover plate (3), a limiting ring (4) and a bearing belt (5), wherein an annular cavity (6) is arranged on one side end face of the shell (1), the inertia block (2) is arranged in an annular shape and is arranged in the annular cavity (6) of the shell (1), and the annular cavity (6) is sealed by the cover plate (3); silicone oil is arranged in a gap between the shell (1) and the inertia block (2); the inertia block (2) is suspended in the annular cavity (6); the side surface of the inertia block (2) is provided with two limiting rings (4), and the number of the limiting rings (4) is two; a bearing belt (5) is arranged between the inner circumferential surface of the inertia block (2) and the shell (1), an oil filling hole (7) is formed in one side of the shell (1), the oil filling hole (7) is communicated with the annular cavity (6) and the outside, a crankshaft avoiding step (9) is arranged on one side of the shell (1), and the crankshaft avoiding step (9) is located in the middle of the shell (1) and is arranged on the same side with the oil filling hole (7).
2. A welded silicone oil damper according to claim 1, characterized in that one side of the housing (1) is provided with a cylinder block avoiding groove (8), the cylinder block avoiding groove (8) being located in the middle of the housing (1).
3. A welded silicone oil damper according to claim 2, characterized in that the wall (10) between the cylinder block avoiding groove (8) and the annular chamber (6) is thickened.
4. A welded silicone oil damper according to claim 2, characterized in that the bottom of the cylinder block avoiding groove (8) is provided with a plurality of threaded holes (11).
5. A welded silicone oil damper according to claim 1, characterized in that the cover plate (3) is assembled with the housing (1) by laser welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022122781.5U CN214404520U (en) | 2020-09-24 | 2020-09-24 | Welded type silicone oil damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022122781.5U CN214404520U (en) | 2020-09-24 | 2020-09-24 | Welded type silicone oil damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214404520U true CN214404520U (en) | 2021-10-15 |
Family
ID=78019059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022122781.5U Active CN214404520U (en) | 2020-09-24 | 2020-09-24 | Welded type silicone oil damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214404520U (en) |
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2020
- 2020-09-24 CN CN202022122781.5U patent/CN214404520U/en active Active
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