CN217669119U - Hydraulic pressure suit formula balance drum extracting tool - Google Patents
Hydraulic pressure suit formula balance drum extracting tool Download PDFInfo
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- CN217669119U CN217669119U CN202221207619.6U CN202221207619U CN217669119U CN 217669119 U CN217669119 U CN 217669119U CN 202221207619 U CN202221207619 U CN 202221207619U CN 217669119 U CN217669119 U CN 217669119U
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- screw rod
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- drum
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- 230000007704 transition Effects 0.000 claims description 8
- 230000006378 damage Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000009795 derivation Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to a balanced drum extracting tool of hydraulic pressure suit formula, include: the device comprises a connecting screw rod, a tensioning screw rod, a thrust ball bearing, a positioning plate, a screw cap, an operating rod, an adjusting screw rod, a pressure display, a manual high-pressure oil pump and a bearing sleeve; an oil cavity filled with high-pressure oil is arranged in the balance drum, when the balance drum is disassembled, the balance drum is connected with a manual high-pressure oil pump, and the balance drum is supported by adopting a mode of filling the high-pressure oil in the oil cavity; a pressure display is arranged on the manual high-pressure oil pump; one end of a connecting screw rod is connected to the balance drum, the other end of the connecting screw rod is connected to a tensioning screw rod, an adjusting screw rod is connected with the main shaft, a bearing sleeve is sleeved on the adjusting screw rod, and a nut is rotated through an operating rod; the thrust ball bearing and the positioning plate are fixed by the nut. Whole assembly and disassembly tools simple structure, the equipment is more convenient, and convenient and fast can effectively protect the part moreover, can not cause the damage to the part during dismouting, and whole instrument all adopts the standard component, and the cost is lower.
Description
Technical Field
The utility model relates to a balanced drum extracting tool, concretely relates to simple structure, the equipment is convenient, can effectively protect the balanced drum extracting tool of hydraulic pressure suit formula of part moreover.
Background
The balance drum is a part which is easy to wear and damage in the split pump. When the balance drum is out of order and needs to be repaired, the lack of proper or matched tools often results in difficulty in disassembly and, in severe cases, even injury. In addition, when the balance drum needs to be pressed by a manual high-pressure oil pump, if the oil pressure is not well controlled, the balance drum or the shaft is likely to be damaged, so that a disassembly tool which is safe and reliable and convenient to assemble is urgently needed to solve the problem, and meanwhile, a theoretical formula is also needed to control the oil pressure.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims to provide a simple structure, the equipment is convenient, can effectively protect the balanced drum extracting tool of hydraulic pressure suit formula of part moreover.
The utility model discloses a solve above-mentioned technical problem through following technical scheme: a hydraulic nested balance drum disassembly tool, the hydraulic nested balance drum disassembly tool comprising: the device comprises a connecting screw rod, a tensioning screw rod, a thrust ball bearing, a positioning plate, a nut, an operating rod, an adjusting screw rod, a pressure display, a manual high-pressure oil pump and a bearing sleeve.
An oil cavity filled with high-pressure oil is arranged in the balance drum, when the balance drum is disassembled, the balance drum is connected with a manual high-pressure oil pump, and the balance drum is supported by adopting a mode of filling the high-pressure oil in the oil cavity; the manual high-pressure oil pump is provided with a pressure display.
An oil pressure pipeline is arranged on the oil cavity, and a manual high-pressure oil pump is connected to the oil pressure pipeline.
Both ends of the connecting screw rod are provided with threads with the same specification, one end of the connecting screw rod is connected to the balance drum, and the other end of the connecting screw rod is connected to the tensioning screw rod.
The adjusting screw is connected with the main shaft, the bearing sleeve is sleeved on the adjusting screw, and the nut is rotated through the operating rod; the nut fixes the thrust ball bearing and the positioning plate.
In a specific embodiment of the present invention, the screw rod is connected with the end of the main shaft through a thread; and the upper side of the screw rod is provided with a thread which can enable the bearing sleeve to move axially.
In a specific embodiment of the present invention, the operating rod can control the movement of the bearing sleeve on the screw rod; the bearing sleeve is provided with a positioning plate, the left side and the right side of the positioning plate are symmetrically provided with thrust bearings, and the thrust bearings are locked through nuts.
In the specific embodiment of the utility model, install the transition joint on the oil pressure pipeline, connect manual high-pressure oil pump on the oil pressure pipeline through the transition joint.
In a specific embodiment of the present invention, an inner hexagonal sleeve is disposed between the operating rod and the bearing sleeve.
In a specific embodiment of the present invention, both ends of the tightening screw are hexagonal.
In the embodiment of the present invention, the positioning plate is provided with an adjusting hole capable of being used in combination with the balance drums with different diameters.
In an embodiment of the present invention, the value of the pressure on the pressure display cannot exceed 3/4 of the maximum load value.
The utility model discloses an actively advance the effect and lie in: the utility model provides a balanced drum of hydraulic pressure suit formula dismantles worker has following advantage: the balance drum and the shaft are in interference fit, and the disassembling tool supports the balance drum by using high-pressure oil; the connecting screw rod is specially designed, and right-handed threads are used at two ends of the connecting screw rod; the two ends of the tightening screw rod are hexagonal, so that the tightening screw rod can be flexibly tightened by tools such as a wrench; the positioning plate is provided with an adjusting hole and can be matched with balance drums with different diameters for use; the maximum pressure for disassembling the balance drum is calculated through a formula, and the whole disassembling and assembling process can be protected through the combination of theory and practice; whole assembly and disassembly tools simple structure, the equipment is more convenient, and convenient and fast can effectively protect the part moreover, can not cause the damage to the part during the dismouting, and above all whole instrument all adopts the standard component, and the cost is lower, can use in the occasion that can not have naked light, is fit for the large tracts of land and promotes.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 isbase:Sub>A schematic structural diagram of the connection of the manual high-pressure oil pump in the schematic diagram A-A of fig. 1.
The utility model discloses the name that well reference numeral corresponds:
the device comprises a main shaft 1, a balance drum 2, a clamping ring 3, a connecting screw rod 4, a tensioning screw rod 5, a thrust ball bearing 6, a positioning plate 7, a screw cap 8, an operating rod 9, an inner hexagonal sleeve 10, an adjusting screw rod 11, a transition joint 12, a pressure display 13, a manual high-pressure oil pump 14 and a bearing sleeve 15.
Detailed Description
The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.
Fig. 1 is the overall structure schematic diagram of the present invention, fig. 2 is the structure schematic diagram of connecting the manual high pressure oil pump in thebase:Sub>A-base:Sub>A schematic diagram of fig. 1, as shown in the above-mentioned figure: the utility model provides a pair of balanced drum extracting tool of hydraulic pressure suit formula, include: the device comprises a connecting screw rod 4, a tensioning screw rod 5, a thrust ball bearing 6, a positioning plate 7, a nut 8, an operating rod 9, an adjusting screw rod 11, a pressure display 13, a manual high-pressure oil pump 14 and a bearing sleeve 15.
An oil cavity filled with high-pressure oil is arranged in the balance drum 2, when the balance drum is disassembled, the manual high-pressure oil pump 14 is connected to the balance drum 2, and the balance drum is supported in a mode that the high-pressure oil is filled in the oil cavity; the manual high-pressure oil pump 14 is provided with a pressure display 13.
An oil pressure pipeline is arranged on the oil cavity, a manual high-pressure oil pump 14 is connected to the oil pressure pipeline, threads with the same specification are arranged at two ends of a connecting screw rod 4, one end of the connecting screw rod 4 is connected to the balance drum 2, the other end of the connecting screw rod is connected to the tensioning screw rod 5, the adjusting screw rod 11 is connected with the main shaft 1, a bearing sleeve 15 is sleeved on the adjusting screw rod 11, and a nut 8 is rotated through an operating rod 9; the thrust ball bearing 6 and the positioning plate 7 are fixed by a nut 8.
In the specific implementation process, the screw rod 11 is connected with the shaft end of the main shaft 1 through threads; the upper edge of the screw rod 11 is provided with a thread which can enable the bearing sleeve 15 to move axially; the operating rod 9 can control the movement of the bearing sleeve 15 on the screw 11; the bearing sleeve 15 is provided with a positioning plate 7, the left side and the right side of the positioning plate 7 are symmetrically provided with thrust bearings 6 which are locked by nuts 8, and an inner hexagonal sleeve 10 is arranged between the operating rod 9 and the bearing sleeve 15. The tensioning screw 5 is generally hexagonal at both ends.
In the specific implementation process, a transition joint 12 is installed on the oil pressure pipeline, and a manual high-pressure oil pump 14 is connected to the oil pressure pipeline through the transition joint 12.
The utility model provides a locating plate 7 has the regulation hole, can arrange the use with the balance drum of different diameters. Because the diameter of the balance drum is different, the position of the connecting screw rod can be changed, the positioning plate 7 is provided with an adjusting hole, the balance drum can be matched with the balance drums with different diameters, and the positioning plate and the tensioning bolt are fixed by two nuts.
In order to ensure the normal operation of the pressure indicator 13, the display value of the pressure on the pressure indicator 13 in the present invention generally cannot exceed 3/4 of the maximum load value.
The balance drum and the shaft are in interference fit, and the disassembling tool supports the balance drum by using high-pressure oil; the connecting screw rod uses right-hand threads at both ends; the two ends of the tightening screw are hexagonal, so that tools such as a wrench and the like can be ensured to be capable of flexibly tightening or loosening the tightening screw; the positioning plate is provided with an adjusting hole and can be matched with balance drums with different diameters for use; the maximum pressure for disassembling the balance drum is calculated through a formula, and the whole disassembling and assembling process can be protected through the combination of theory and practice; whole assembly and disassembly tools simple structure, the equipment is more convenient, and convenient and fast can effectively protect the part moreover, can not cause the damage to the part during the dismouting, and above all whole instrument all adopts the standard component, and the cost is lower, can use in the occasion that can not have naked light, is fit for the large tracts of land and promotes.
The maximum pressure for disassembling the balance drum is calculated through a formula, and the maximum pressure can play a guiding role in the whole disassembling process through the combination of theory and practice.
Installing a disassembling tool:
connecting screw 4 can be connected balance drum 2 and tie bolt 5, and connecting screw 4 all has the screw thread of the same specification at both ends through special design, and this screw length is through the design, can ensure when the dismouting, can not because excessive rotation and landing. Tensioning bolt 5 and locating plate 7 use the nut tight, and wherein 5 both ends of tensioning bolt are the hexagon structure, can ensure that instruments such as spanner carry out the elasticity to tensioning screw to locating plate 7 has the regulation hole, can adjust according to the balancing hole of different specifications. A screw 11 in the disassembling tool is connected with a main shaft 1 (a threaded hole is processed at the end part of the main shaft 1, the screw 11 is connected with the main shaft 1 through head threads), and a nut 8 can be rotated through an operating rod 9; the nut 8 can fix the thrust bearing 6 and the positioning plate 7;
when the balance drum is disassembled, the maximum expansion pressure P needs to be calculated by using a formula max (simple algorithm):
the formula-dependent derivation process is as follows:
wherein: lambda [ alpha ] 1 -swell amount
P max -the maximum oil pressure Mpa that can be expanded
d 1 -outside diameter mm of balancing drum
d 2 Inner diameter mm of the balancing drum
E-modulus of elasticity Mpa
In general, λ in the formula 1 The values require consideration of the plastic and elastic deformations of the entire balancing drum, according to the formula:
wherein: delta max Maximum elastic deformation
m-ratio of inner and outer diameters
According to the formula:
σ 1 -yield strength of material Mpa
According to the comprehensive derivation:
firstly, a high-pressure air gun is used for cleaning impurities in an oil filling cavity by a balance drum 2, air in the oil filling cavity is discharged before pressurization, then a manual high-pressure oil pump 14 is used for filling oil to the balance drum 2 through a transition joint 12, a pressure display 13 is used for detecting oil pressure, and when the oil pressure reaches a calculated expansion pressure P max And 3/4 of (1), the oil pressure is maintained until the oil emerges from the balance drum 2 gap. When the operating rod 9 is operated to rotate the nut 8, the whole disassembling tool drives the balance drum to move leftwards. Then the snap ring 3 is removed, and finally the balance drum 2 is removed, and the whole process is completed.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides a balanced drum extracting tool of hydraulic pressure suit formula which characterized in that: the hydraulic pressure suit formula balance drum extracting tool includes: the device comprises a connecting screw rod, a tensioning screw rod, a thrust ball bearing, a positioning plate, a screw cap, an operating rod, an adjusting screw rod, a pressure display, a manual high-pressure oil pump and a bearing sleeve;
an oil cavity filled with high-pressure oil is arranged in the balance drum, when the balance drum is disassembled, the balance drum is connected with a manual high-pressure oil pump, and the balance drum is supported by adopting a mode of filling the high-pressure oil in the oil cavity; a pressure display is arranged on the manual high-pressure oil pump;
an oil pressure pipeline is arranged on the oil cavity, a manual high-pressure oil pump is connected on the oil pressure pipeline,
both ends of the connecting screw rod are provided with threads with the same specification, one end of the connecting screw rod is connected on the balance drum, the other end is connected on the tensioning screw rod,
the adjusting screw is connected with the main shaft, the bearing sleeve is sleeved on the adjusting screw, and the nut is rotated through the operating rod; the nut fixes the thrust ball bearing and the positioning plate.
2. The hydraulic nested balance drum disassembly tool of claim 1, wherein: the screw rod is connected with the shaft end of the main shaft through threads; and the upper side of the screw rod is provided with a thread which can enable the bearing sleeve to move axially.
3. The hydraulic nested balance drum disassembly tool of claim 1, wherein: the operating rod can control the movement of the bearing sleeve on the screw rod; the bearing sleeve is provided with a positioning plate, the left side and the right side of the positioning plate are symmetrically provided with thrust bearings, and the thrust bearings are locked through nuts.
4. The hydraulic nested balance drum disassembly tool of claim 1, wherein: the oil pressure pipeline is provided with a transition joint, and the manual high-pressure oil pump is connected to the oil pressure pipeline through the transition joint.
5. The hydraulic nested balance drum disassembly tool of claim 1, wherein: and an inner hexagonal sleeve is arranged between the operating rod and the bearing sleeve.
6. The hydraulic nested balance drum disassembly tool of claim 1, wherein: and two ends of the tensioning screw rod are hexagonal.
7. The hydraulic nested balancing drum disassembly tool of claim 1 or 3, wherein: the locating plate is provided with an adjusting hole which can be matched with balance drums with different diameters for use.
8. The hydraulic nested balancing drum disassembly tool of claim 1 or 2, characterized in that: the displayed value of the pressure on the pressure display cannot exceed 3/4 of the maximum bearing value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221207619.6U CN217669119U (en) | 2022-05-18 | 2022-05-18 | Hydraulic pressure suit formula balance drum extracting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221207619.6U CN217669119U (en) | 2022-05-18 | 2022-05-18 | Hydraulic pressure suit formula balance drum extracting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217669119U true CN217669119U (en) | 2022-10-28 |
Family
ID=83742012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221207619.6U Active CN217669119U (en) | 2022-05-18 | 2022-05-18 | Hydraulic pressure suit formula balance drum extracting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217669119U (en) |
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2022
- 2022-05-18 CN CN202221207619.6U patent/CN217669119U/en active Active
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