CN110379592A - A kind of compensation underwater transformer of double pressure - Google Patents
A kind of compensation underwater transformer of double pressure Download PDFInfo
- Publication number
- CN110379592A CN110379592A CN201910715089.2A CN201910715089A CN110379592A CN 110379592 A CN110379592 A CN 110379592A CN 201910715089 A CN201910715089 A CN 201910715089A CN 110379592 A CN110379592 A CN 110379592A
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- China
- Prior art keywords
- layer box
- box body
- compensator
- transformer
- pressure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/022—Encapsulation
Abstract
The present invention relates to a kind of transformer applied under deep-marine-environment, in particular to a kind of lightweight, high reliability the compensation underwater transformer of double pressure.It include: outer-layer box body, interior layer box body, pressure compensator, transformer, cable, oil crusty pancake and cable seal cabin, it is characterized in that, the interior layer box body is mounted in outer-layer box body, the transformer is mounted in interior layer box body, the oil crusty pancake is fixed on internal layer box cover, the cable seal cabin is fixed in outer-layer box body on lid, the cable is by being mounted on the watertight connector on covering on cable seal cabin, across outer-layer box body upper cover, internal layer box cover is connected with transformer, oil filler plug is housed on lid in the outer-layer box body, the outer-layer box body sidewall bottom is equipped with bleeder plug and pressure compensator, the pressure compensator is connected to outer-layer box body inner cavity to realize pressure compensation.Structure of the invention is compact, and assembly is simple, easy to replace and maintain, adaptable in the presence of a harsh environment, work stabilization, reliability.
Description
Technical field
The present invention relates to a kind of transformer applied under deep-marine-environment, in particular to a kind of lightweight, high reliability
The compensation underwater transformer of double pressure.
Background technique
In ocean engineering, especially in deep-sea underwater operation engineering, the reliable and stable work of underwater transformer is underwater
The necessary condition of equipment energy resource supply.In the rugged environment of deep-sea, especially in the case where big depth, to underwater transformer shell
Resistance to pressure, the reliability of body propose more requirement for height to underwater transformer shell leakproofness.In deep-marine-environment space, weight
And under the constraint conditions such as underwater equipment complete machine demand, current existing underwater transformer is unable to satisfy demand, existing underwater change
Depressor structure bulky, the lower demand for being unable to satisfy underwater equipment complete machine of reliability under the conditions of meeting pressure resistance.It can be seen that
The art, the underwater transformer for being particularly applied to deep-marine-environment need to improve, for meet demand, it is proposed that base
A kind of lightweight, high reliability the compensation underwater transformer of double pressure.
Summary of the invention
The purpose of the present invention is to solve the defect of underwater transformer in the prior art, a kind of lightweight, Gao Ke are provided
By the compensation underwater transformer of the double pressure of property.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of compensation underwater transformer of double pressure, comprising: outer-layer box body, interior layer box body, pressure compensator, transformation
Device, cable, oil crusty pancake and cable seal cabin, the interior layer box body are mounted in outer-layer box body, and the transformer is mounted on internal layer case
In vivo, the oil crusty pancake is fixed on internal layer box cover, and the cable seal cabin is fixed in outer-layer box body on lid, the cable
By being mounted on the watertight connector on covering on cable seal cabin, passing through outer-layer box body upper cover, internal layer box cover and transformer phase
Even, oil filler plug is housed, the outer-layer box body sidewall bottom is equipped with bleeder plug and pressure compensator, institute in the outer-layer box body on lid
Pressure compensator is stated to be connected to outer-layer box body inner cavity to realize pressure compensation.
Further, between cable seal cabin upper cover and cable seal cabin, outer-layer box body upper cover and outer-layer box body it
Between, be connected by screw between internal layer box cover and interior layer box body, and pass through sealing ring and seal.
Further, silica gel is injected in the cable seal cabin to enhance sealing.
Further, the oil crusty pancake realizes pressure compensation by oil pipe and interior layer box body connection.
Further, the pressure compensator include mandril, adjusting nut, compensator upper cover, compensator shell, spring,
Absorb water filler, lower beam and connecting tube, and the mandril is stepped cylinder body, longitudinal section be it is criss-cross, the lower beam is
Stepped cylinder body, mandril bottom are threadedly coupled with lower beam top, by double between the mandril and lower beam and compensator shell
Layer sealing ring sealing, the cavity between the mandril lower part and lower beam is provided with water suction filler, together with twice Double seal ring
Sealing is to prevent seawater from penetrating into；Mandril top pocketed springs, and be fixed on compensator on lid by adjusting nut, it is described
Compensator upper cover is fixed on compensator shell；Water suction filler is adjusted by adjusting the reach between mandril and lower beam to fill out
Volume is filled, by the pretightning force of adjusting nut adjustment spring, to realize that compensator internal pressure is slightly above external pressure.
Further, the pressure compensator is 2, connection is realized by connecting tube, when seawater silt enters compensator
When upper end leads to compensator clamping stagnation, reliability is improved by connection structure.
Compared with prior art the beneficial effects of the present invention are:
1. structure of the invention is compact, small volume, space utilization rate is high, is designed, is subtracted by the compensation structure of double pressure
Small seal case wall thickness realizes the lightweight of entire underwater transformer.
2. the present invention using double-layer box body design, improve underwater transformer harsh environment adaptability and work it is steady
Qualitative and reliability.
3. present invention optimizes pressure compensator, by increasing sealing ring, absorb water filler, design adjustable pressure mechanism,
The job stability and reliability of compensator are improved using double compensation device connection etc..
4. the present invention uses modularized design, assembly is simple, easy to replace and maintain, has preferable interchangeability.
Detailed description of the invention
The present invention will be further described below with reference to the drawings:
Fig. 1 is main view of the invention.
Fig. 2 is side view of the invention.
Fig. 3 is pressure compensator cross-sectional view.
Fig. 4 is three axonometric drawings of the invention.
In figure: 3, pressure compensator, 4, transformer, 5, cable, 11, watertight connector, 12, screw I, 13, cable seal cabin
Upper cover, 14, sealing ring I, 15, silica gel, 16, oil filler plug, 17, screw II, 18, sealing ring II, 19, outer-layer box body upper cover, 21, spiral shell
Nail III, 22, sealing ring III, 23, internal layer box cover, 24, screw IV, 25, the fixed lid of oil crusty pancake, 26, oily crusty pancake, 27, oil pipe, 28,
Interior layer box body, 29, screw V, 31, mandril, 32, adjusting nut, 33, screw VI, 34, compensator upper cover, 35, compensator shell,
36, spring, 37, sealing ring IV, 38, water suction filler, 39, sealing ring V, 310, lower beam, 110, outer-layer box body, 111, drain the oil
Plug, 112, screw VII, 311, connecting tube
Specific embodiment
The present invention is explained in detail with reference to the accompanying drawing:
With reference to as shown in Figure 1 and Figure 2, entire underwater transformer is formed by outer-layer box body 110,28 two large divisions of interior layer box body
Transformer under Double-layer water, every layer of transformer seal case guarantee that the pressure resistance of deep-sea lower box is reliable by corresponding pressure compensator 3
Property, double-layer structure design greatly improves whole device reliability；Cable 5 by watertight connector 11 be connected into respectively seal case from
And realize the function of the underwater pressure regulation of transformer 4, entire underwater transformer-cabinet is processed using stainless steel plate, is welded.To increase
Forceful electric power cable interface sealing performance, designs a cable seal cabin in outer-layer box body upper cover 19, and watertight connector 11 is connected by screw thread
It is connected in cable seal cabin upper cover 13, cable seal cabin upper cover 13 is connect and compressed with outer-layer box body upper cover 19 by screw I 12
Sealing ring I 14 is to realize sealing；Silica gel 15 is injected wherein to prevent seawater from entering outer-layer box body 110.Outer-layer box body upper cover
19 are connect by screw II 17 with outer-layer box body 110, and the sealing ring II 18 being installed in 110 groove of outer-layer box body is pressed
Tightly, outer-layer box body upper cover 19 and 110 junction of outer-layer box body are sealed.Oil filler plug 16 and bleeder plug 111 are pacified by screw thread respectively
Loaded in outer-layer box body upper cover 19 and outer-layer box body 110, convenient for the injection of oil liquid between outer-layer box body 110 and interior layer box body 28 with
It releases；There are screw threads for bottom in outer-layer box body 110, and interior layer box body 28 is installed in outer-layer box body 110 by screw VII 112.
With reference to as shown in Figure 1 and Figure 2, design has the cylindrical box of installation oil crusty pancake 26 on internal layer box cover 23, passes through spiral shell
It follows closely IV 24 to connect the fixed lid 25 of oil crusty pancake 26 with internal layer box cover 23, and realizes the fixation and protection of oil crusty pancake, oil crusty pancake 26 is logical
Oil pipe 27 and interior 28 connection of layer box body are crossed to realize the pressure compensation of interior layer box body 28；Internal layer box cover 23 passes through screw III
21 connect with interior layer box body 28, and the sealing ring III 22 being installed in interior 28 groove of layer box body is compressed, will be on interior layer box body
Lid 23 and interior 28 junction of layer box body seal；It is convenient for connecting with outer-layer box body 110 there are interface outside interior layer box body 28, internal layer case
There are screw thread mouths for bottom in body 28, and transformer 4 is installed in inner bin by screw V 29.
With reference to as shown in Figure 3, Figure 4, entire pressure compensator 3 is filled out by mandril 31, lower beam 310 and water suction between the two
It fills object 38 and realizes multi-layer sealed to greatly improve 3 reliability of pressure compensator.Mandril 31 and lower beam 310 are connected through a screw thread simultaneously
And water suction 38 packing volume of filler can be adjusted by adjusting connection screw thread length；Mandril is adjusted by adjusting nut 32
The pretightning force of spring 36 is between 31 and compensator upper cover 34 to realize the demand pressure of compensator to guarantee seal case internal pressure
Slightly above external pressure prevents seawater from entering in oil liquid, and mandril 31 and lower beam 310 are respectively kept with double-layer seal ring recess, by sealing ring IV
34 be respectively charged into sealing ring V 29 wherein realize it is multi-layer sealed, between two layers of sealing ring add demand water suction filler with
It is absorbed after preventing seawater from slightly penetrating into.By mandril 31, lower beam 310 and between the two water suction filler 38 adjustment install after,
It will entirely be partly installed in compensator shell 35, connect compensator upper cover 34 with compensator shell 35 by screw VI 33,
Nut 32 is recycled to carry out adjustment spring 36.Two pressure compensators 3 realize connection by connecting tube 311, when seawater silt etc. enters
Compensator upper end causes compensator clamping stagnation that can not lose compensator function constantly along shell axial-movement, two compensator lower ends
The reliability of entire compensator can be improved in connection structure.
Entire underwater transformer is designed using modularization double-layer box body structure, and whole device is installed from inside to outside, by
It is fixed in using bolt, to prevent thread looseness phenomenon, requires to carry out locking.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (6)
1. a kind of compensation underwater transformer of double pressure, comprising: outer-layer box body, interior layer box body, pressure compensator, transformer,
Cable, oil crusty pancake and cable seal cabin, which is characterized in that the interior layer box body is mounted in outer-layer box body, the transformer installation
In interior layer box body, the oil crusty pancake is fixed on internal layer box cover, and the cable seal cabin is fixed in outer-layer box body on lid,
The cable by the watertight connector that is mounted on cable seal cabin on lid, pass through outer-layer box body upper cover, internal layer box cover with
Transformer is connected, and oil filler plug is housed on lid in the outer-layer box body, and the outer-layer box body sidewall bottom is equipped with bleeder plug and pressure
Compensator, the pressure compensator are connected to outer-layer box body inner cavity to realize pressure compensation.
2. the compensation underwater transformer of a kind of double pressure according to claim 1, which is characterized in that the cable seal
Between cabin upper cover and cable seal cabin, between outer-layer box body upper cover and outer-layer box body, between internal layer box cover and interior layer box body
It is connected by screw to, and is sealed by sealing ring.
3. the compensation underwater transformer of a kind of double pressure according to claim 1, which is characterized in that the cable seal
Silica gel is injected in cabin to enhance sealing.
4. the compensation underwater transformer of a kind of double pressure according to claim 1, which is characterized in that the oil crusty pancake passes through
Oil pipe and interior layer box body connection realize pressure compensation.
5. the compensation underwater transformer of a kind of double pressure according to any one of claims 1 to 4, which is characterized in that
The pressure compensator include mandril, adjusting nut, compensator upper cover, compensator shell, spring, water suction filler, under
Bar and connecting tube, the mandril be stepped cylinder body, longitudinal section be it is criss-cross, the lower beam be stepped cylinder body,
Mandril bottom is threadedly coupled with lower beam top, is sealed between the mandril and lower beam and compensator shell by double-layer seal rings,
Cavity between the mandril lower part and lower beam is provided with water suction filler, is sealed together with twice Double seal ring to prevent seawater
It penetrates into；Mandril top pocketed springs, and be fixed on compensator on lid by adjusting nut, the compensator upper cover is fixed
On compensator shell；Water suction filler packing volume is adjusted by adjusting the reach between mandril and lower beam, passes through tune
The pretightning force of nut adjustment spring is saved, to realize that compensator internal pressure is slightly above external pressure.
6. the compensation underwater transformer of a kind of double pressure according to claim 1, which is characterized in that the pressure compensation
Device is 2, realizes that connection passes through connection when seawater silt, which enters compensator upper end, leads to compensator clamping stagnation by connecting tube
Structure improves reliability.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910715089.2A CN110379592B (en) | 2019-08-05 | 2019-08-05 | Double-layer pressure compensation type underwater transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910715089.2A CN110379592B (en) | 2019-08-05 | 2019-08-05 | Double-layer pressure compensation type underwater transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110379592A true CN110379592A (en) | 2019-10-25 |
| CN110379592B CN110379592B (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910715089.2A Active CN110379592B (en) | 2019-08-05 | 2019-08-05 | Double-layer pressure compensation type underwater transformer |
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| Country | Link |
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| CN (1) | CN110379592B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112670051A (en) * | 2020-12-15 | 2021-04-16 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Underwater transformer |
| CN113381358A (en) * | 2021-06-11 | 2021-09-10 | 武汉船用机械有限责任公司 | Underwater junction box with automatic pressure compensation function |
| WO2023197958A1 (en) * | 2022-04-13 | 2023-10-19 | 深圳市行健自动化股份有限公司 | Pressure-resistant cabin for deep-sea mobile operation apparatus, underwater mining vehicle, and underwater mobile robot |
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|---|---|---|---|---|
| DE10127276A1 (en) * | 2001-05-28 | 2003-01-23 | Siemens Ag | Underwater transformer with coolant-liquid filled outer tank enclosing main tank, has outer tank partly filled with gas to form gas space for electric terminals |
| 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 |
| CN108305748A (en) * | 2018-01-22 | 2018-07-20 | 中国海洋石油集团有限公司 | A kind of underwater transformer of Integral sylphon bellows formula |
| CN108305747A (en) * | 2018-01-22 | 2018-07-20 | 中国海洋石油集团有限公司 | Transformer under a kind of enclosed water |
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2019
- 2019-08-05 CN CN201910715089.2A patent/CN110379592B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10127276A1 (en) * | 2001-05-28 | 2003-01-23 | Siemens Ag | Underwater transformer with coolant-liquid filled outer tank enclosing main tank, has outer tank partly filled with gas to form gas space for electric terminals |
| 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 |
| CN108305748A (en) * | 2018-01-22 | 2018-07-20 | 中国海洋石油集团有限公司 | A kind of underwater transformer of Integral sylphon bellows formula |
| CN108305747A (en) * | 2018-01-22 | 2018-07-20 | 中国海洋石油集团有限公司 | Transformer under a kind of enclosed water |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112670051A (en) * | 2020-12-15 | 2021-04-16 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Underwater transformer |
| CN112670051B (en) * | 2020-12-15 | 2022-07-29 | 武汉第二船舶设计研究所(中国船舶重工集团公司第七一九研究所) | Underwater transformer |
| CN113381358A (en) * | 2021-06-11 | 2021-09-10 | 武汉船用机械有限责任公司 | Underwater junction box with automatic pressure compensation function |
| WO2023197958A1 (en) * | 2022-04-13 | 2023-10-19 | 深圳市行健自动化股份有限公司 | Pressure-resistant cabin for deep-sea mobile operation apparatus, underwater mining vehicle, and underwater mobile robot |
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| Publication number | Publication date |
|---|---|
| CN110379592B (en) | 2021-08-13 |
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