CN108457292A - A kind of oil pressure balance device for diving apparatus - Google Patents
A kind of oil pressure balance device for diving apparatus Download PDFInfo
- Publication number
- CN108457292A CN108457292A CN201810509622.5A CN201810509622A CN108457292A CN 108457292 A CN108457292 A CN 108457292A CN 201810509622 A CN201810509622 A CN 201810509622A CN 108457292 A CN108457292 A CN 108457292A
- Authority
- CN
- China
- Prior art keywords
- spring
- speed reducer
- cylinder
- oil
- seal cavity
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
Abstract
A kind of oil pressure balance device for diving apparatus, it is related to pile foundation in deep water foundation construction equipment technical field, including cylinder, piston, duct coupling, inner cavity supercharging device, oil charging motor, speed reducer, seal cavity, couple guide rod above oil charging motor, couple speed reducer below, couple seal cavity below speed reducer, drilling rod leans out downwards connection drill bit from seal cavity, it is provided with sealing element between drilling rod and seal cavity, cylinder, speed reducer, is each filled with lubricating oil in seal cavity and interconnects oil charging motor.Supercharging device is arranged in cylinder lumen, and principle is to be tensed piston into cylinder using spring so that pressure is slightly larger than external pressure in cylinder, prevents external muddy water from being permeated into speed reducer.Advantage：The external pressure being subject to using external pressure balance oil charging motor, speed reducer inner cavity, while making equipment internal pressure be slightly larger than external muddy water pressure using inner cavity supercharging device, muddy water is avoided to equipment internal penetration, improves the service life of equipment.
Description
Technical field
The present invention relates to pile foundation in deep water foundation construction equipment technical field, a kind of specially oil pressure for diving apparatus is flat
Weigh device.
Background technology
In pile foundation in deep water foundation construction, the depth in stake machine drill hole is deeper, and the pressure of external water is bigger, for speed reducer and
For the stake machine of dynamical system setting on the guide bar, the external pressure that the sealing element of speed reducer and dynamical system is born is got over
Greatly, if inside and outside differential pressure is excessive, it there is external muddy water and penetrate into the problem of causing equipment damage inside equipment, mesh across sealing element
Preceding common stake machine does not solve the problems, such as this.
Invention content
The purpose of the present invention is to provide a kind of oil pressure balance devices for diving apparatus, to solve to carry in background technology
To the problem of.
To achieve the above object, the present invention provides the following technical solutions：
A kind of oil pressure balance device for diving apparatus, including it is cylinder, piston, sealing ring, annular locknut, duct coupling, interior
Chamber supercharging device, guide rod, oil charging motor, speed reducer, seal cavity, drilling rod, drilling rod sealing element, drill bit, the oil charging motor
Couple guide rod above, couple speed reducer below, couple seal cavity below the speed reducer, the drilling rod from seal cavity to
Under lean out connection drill bit, sealing element is provided between drilling rod and seal cavity lower wall, between oil charging motor and speed reducer, speed reducer
Sealing ring is both provided between seal cavity,
The cylinder is fixed on the guide bar with fixed plate 7, and cylinder generally blind hole shape structure, the piston is arranged in the cylinder
Internal portion, piston are sealed with cylinder inboard wall with sealing ring, and cylinder oral area, which is provided with annular locknut, prevents piston from falling off, the inner cavity
Supercharging device includes spring-support plate, spring, spring bearer plate, spring lever, duct coupling, and the spring-support plate is fixed on described
In cylinder madial wall, there are many holes for setting on spring-support plate, and the spring lever lower end is fixed on piston medial center position
It sets, spring lever passes through spring-support plate, is fixed with spring bearer plate on spring lever top, the spring is arranged in spring bearer plate and bullet
Between spring support plate, and it is sleeved on spring lever.
Preferably, the cylinder, oil charging motor, speed reducer, seal cavity are each filled with lubricating oil.
Preferably, cylinder lumen is connected to oil charging motor inner cavity, speed reducer inner cavity, seal chamber with duct coupling.
Preferably, the spring of the inner cavity supercharging device furthers piston to spring retaining plate.
Preferably, position of the spring-support plate in cylinder is adjustable, in order to according to drilling depth adjustment spring bullet
Power.
Preferably, it is directly contacted with external muddy water on the outside of the piston.
Preferably, a kind of oil pressure balance device for diving apparatus noted earlier is equally applicable when land drills.
Preferably, a kind of oil pressure balance device for diving apparatus noted earlier is removing the speed reducer, seal chamber
Body, drilling rod, drill bit and the pipeline coupled with the speed reducer, seal cavity, and in the oil charging motor output shaft and oil-filled electricity
It changes the outfit between casing body after sealing element, oil pressure balance device stands good.
When work, cylinder, oil charging motor, speed reducer, seal cavity inner cavity are each filled with lubricating oil, the muddy water at the deep hole of land
The pressure of external water acts on the outer surface of piston when pressure or diving drilling so that piston is moved into cylinder so that cylinder
Internal lubricating oil pressure increases, due to cylinder and the oil charging motor, speed reducer, the seal cavity inner cavity pipeline that are full of lubricating oil
Connection, all components interior lubricating oil pressure that final pipeline is connected to are equal, and piston stops movement, increase due to increasing inner cavity
The spring of pressure device, inner cavity supercharging device furthers piston to spring-support plate so that the pressure of lubricating oil is more than outer in cylinder
The pressure in portion, then all components interior pressure being connected to cylinder are also greater than external pressure, and adjustment spring-support plate is in cylinder
Interior position is to adjust spring force so that the lubricating oil pressure in cylinder is slightly larger than external pressure, and this prevents muddy water
Permeated into seal cavity through the sealing element on seal chamber, though slightly lubricating oil to if exosmosis tolerance interval it
It is interior, it is instead important to avoid that the phenomenon inside slurry infiltration to speed reducer occurs, while also ensuring and being connected to the cylinder
All member lumens lubricating oil pressure are equal, and each component, which operates steadily, to be hardly damaged.
The technique effect and advantage of the present invention：It is ingenious external pressure is utilized balance oil charging motor, speed reducer inner cavity by
The external pressure arrived, while making equipment internal pressure be slightly larger than external muddy water pressure using inner cavity supercharging device, avoid mud
Water improves the service life of equipment to equipment internal penetration.
Description of the drawings
Accompanying drawing 1 is the structural representation of the present invention.
In attached drawing 1,1 drill bit, 2 drilling rods, 3 sealing elements, 4 seal cavities, 5 speed reducers, 6 oil charging motors, 7 fixed plates, 8 are oriented to
Bar, 9 spring levers, 10 spring bearer plates, 11 cylinders, 12 springs, 13 spring-support plates, 14 pistons, 15 sealing rings, 16 annular locknuts,
17 duct couplings, 18 duct couplings, 19 duct couplings, 20 duct couplings.
Specific implementation mode
With reference to the attached drawing in the embodiment of the present invention, the embodiment of the present invention is described in detail.
In attached drawing 1, the oil charging motor 6 couples guide rod 8 above, below connection speed reducer 5, below the speed reducer 5
Couple seal cavity 4, the drilling rod 2 is leant out downwards from seal cavity 4 couples drill bit 1, between 4 lower wall of drilling rod 2 and seal cavity
It is provided with sealing element 3, is both provided with sealing ring between oil charging motor 6 and speed reducer 5, between speed reducer 5 and seal cavity 4, institute
It states cylinder 11 to be fixed on guide rod 8 with fixed plate 7, cylinder generally blind hole shape structure, the piston 14 is arranged in the cylinder
Inside body 11, piston 14 is sealed with 11 inner wall of cylinder sealing ring 15, and 11 oral area of cylinder, which is provided with annular locknut 16, prevents piston
14 fall off, and the inner cavity supercharging device includes spring-support plate 13, spring 12, spring bearer plate 10, spring lever 9, duct coupling, institute
It states spring-support plate 13 to be fixed on 11 madial wall of the cylinder, there are many hole, the spring levers 9 for setting on spring-support plate 13
Lower end is fixed on 14 medial center position of the piston, and spring lever 9 passes through spring-support plate 13, is fixed on 9 top of spring lever
Spring bearer plate 10, the spring 12 is arranged between spring bearer plate 10 and spring-support plate 13, and is sleeved on spring lever 9, uses
Cylinder lumen is connected to by duct coupling 17,18,19,20 with 6 inner cavity of oil charging motor, 5 inner cavity of speed reducer, seal chamber 4.
When work, cylinder, oil charging motor, speed reducer, seal cavity inner cavity are each filled with lubricating oil, the muddy water at the deep hole of land
The pressure of external water acts on 14 outer surface of the piston when pressure or diving drilling so that and piston 14 is moved into cylinder 11,
So that the lubricating oil pressure in cylinder 11 increases, due to cylinder 11 and the oil charging motor 6, speed reducer 5, the seal chamber that are full of lubricating oil
4 inner cavity of body is connected to pipeline, and all components interior lubricating oil pressure that final pipeline is connected to are equal, and piston 14 stops movement,
Due to increasing inner cavity supercharging device, the spring 12 of inner cavity supercharging device furthers piston 14 to spring-support plate 13 so that cylinder
The pressure of lubricating oil is more than external pressure in body 11, then all components interior pressure being connected to cylinder are also greater than external pressure
By force, position of the adjustment spring-support plate 13 in cylinder is to adjust spring force so that the lubricating oil pressure in cylinder is slightly larger than
External pressure, this prevents muddy water to be permeated into seal cavity 4 through the sealing element 3 in seal cavity 4, even if slightly moistening
Lubricating oil is to exosmosis, also within tolerance interval, it is instead important to avoid that and the phenomenon inside slurry infiltration to speed reducer occurs,
Also ensure simultaneously equal with all member lumens lubricating oil pressure that the cylinder is connected to, each component operates steadily not rapid wear
It is bad.
The technique effect and advantage of the present invention：It is ingenious external pressure is utilized balance oil charging motor, speed reducer inner cavity by
The external pressure arrived, while so that pressure is slightly larger than external muddy water pressure in cylinder, avoids muddy water using inner cavity supercharging device
To equipment internal penetration, the service life of equipment is improved.
Claims (8)
1. a kind of oil pressure balance device for diving apparatus, it is characterised in that：It includes cylinder, piston, sealing ring, ring lock
Mother, inner cavity supercharging device, guide rod, oil charging motor, speed reducer, seal cavity, drilling rod, drilling rod sealing element, bores duct coupling
Head couples guide rod above the oil charging motor, couples speed reducer below, seal cavity is coupled below the speed reducer, described
Drilling rod leans out downwards connection drill bit from seal cavity, is provided with sealing element between drilling rod and seal cavity lower wall, oil charging motor with
Between speed reducer, sealing ring is both provided between speed reducer and seal cavity, the cylinder fixed plate 7 is fixed on guide rod
On, cylinder generally blind hole shape structure, the piston is arranged in the inner barrel, and piston and cylinder inboard wall sealing ring are close
Envelope, cylinder oral area, which is provided with annular locknut, prevents piston from falling off, and the inner cavity supercharging device includes spring-support plate, spring, bullet
Spring pressing plate, spring lever, duct coupling, the spring-support plate are fixed in the cylinder madial wall, are arranged on spring-support plate
There are many hole, the spring lever lower end is fixed on piston medial center position, and spring lever passes through spring-support plate, in spring
Bar top is fixed with spring bearer plate, and the spring is arranged between spring bearer plate and spring-support plate, and is sleeved on spring lever.
2. a kind of oil pressure balance device for diving apparatus according to claim 1, it is characterised in that：The cylinder,
Oil charging motor, speed reducer, seal cavity are each filled with lubricating oil.
3. a kind of oil pressure balance device for diving apparatus according to claim 1, it is characterised in that：Use duct coupling
Cylinder lumen is connected to oil charging motor inner cavity, speed reducer inner cavity, seal chamber.
4. a kind of oil pressure balance device for diving apparatus according to claim 1, it is characterised in that：The inner cavity increases
The spring of pressure device furthers piston to spring retaining plate.
5. a kind of oil pressure balance device for diving apparatus according to claim 1, it is characterised in that：The spring branch
Position of the fagging in cylinder is adjustable, in order to according to drilling depth adjustment spring elastic force.
6. a kind of oil pressure balance device for diving apparatus according to claim 1, it is characterised in that：Outside the piston
Side is directly contacted with external muddy water.
7. a kind of oil pressure balance device for diving apparatus according to claim 1--6, it is characterised in that：The oil
Press balancing device equally applicable when land drills.
8. a kind of oil pressure balance device for diving apparatus according to claim 1--6, it is characterised in that：The oil
Balancing device is pressed to remove the speed reducer, seal cavity, drilling rod, drill bit and the pipe coupled with the speed reducer, seal cavity
Road, and after the sealing element that changes the outfit between the oil charging motor output shaft and oil charging motor shell, oil pressure balance device is still suitable
With.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810509622.5A CN108457292A (en) | 2018-05-25 | 2018-05-25 | A kind of oil pressure balance device for diving apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810509622.5A CN108457292A (en) | 2018-05-25 | 2018-05-25 | A kind of oil pressure balance device for diving apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108457292A true CN108457292A (en) | 2018-08-28 |
Family
ID=63215643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810509622.5A Pending CN108457292A (en) | 2018-05-25 | 2018-05-25 | A kind of oil pressure balance device for diving apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108457292A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309464A (en) * | 2021-07-28 | 2021-08-27 | 江苏南通冠仟新型建材科技有限公司 | Oil pressure balancing device for diving equipment and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3897742A (en) * | 1973-06-04 | 1975-08-05 | Us Navy | Deep submergence pressure compensator |
| CN1815852A (en) * | 2005-02-05 | 2006-08-09 | 中国科学院沈阳自动化研究所 | Under-water DC brush-less oil-charging motor structure |
| CN204407170U (en) * | 2015-03-08 | 2015-06-17 | 中国船舶重工集团公司七五○试验场 | A kind of even pressure type transformer under water |
| CN205478675U (en) * | 2016-03-01 | 2016-08-17 | 长安大学 | Hydraulic system dynamic pressure balances pressure compensation device under water |
| CN106208488A (en) * | 2016-07-13 | 2016-12-07 | 西安微电机研究所 | A kind of submarine navigation device propelling brushless direct current motor |
| CN206231597U (en) * | 2016-12-13 | 2017-06-09 | 中国科学院沈阳自动化研究所 | Can be used for the pressure compensator of underwater environment |
-
2018
- 2018-05-25 CN CN201810509622.5A patent/CN108457292A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3897742A (en) * | 1973-06-04 | 1975-08-05 | Us Navy | Deep submergence pressure compensator |
| CN1815852A (en) * | 2005-02-05 | 2006-08-09 | 中国科学院沈阳自动化研究所 | Under-water DC brush-less oil-charging motor structure |
| CN204407170U (en) * | 2015-03-08 | 2015-06-17 | 中国船舶重工集团公司七五○试验场 | A kind of even pressure type transformer under water |
| CN205478675U (en) * | 2016-03-01 | 2016-08-17 | 长安大学 | Hydraulic system dynamic pressure balances pressure compensation device under water |
| CN106208488A (en) * | 2016-07-13 | 2016-12-07 | 西安微电机研究所 | A kind of submarine navigation device propelling brushless direct current motor |
| CN206231597U (en) * | 2016-12-13 | 2017-06-09 | 中国科学院沈阳自动化研究所 | Can be used for the pressure compensator of underwater environment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309464A (en) * | 2021-07-28 | 2021-08-27 | 江苏南通冠仟新型建材科技有限公司 | Oil pressure balancing device for diving equipment and use method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180828 |