CN218845021U - Pressure compensation deep sea crawler belt driving system - Google Patents
Pressure compensation deep sea crawler belt driving system Download PDFInfo
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- CN218845021U CN218845021U CN202223071223.6U CN202223071223U CN218845021U CN 218845021 U CN218845021 U CN 218845021U CN 202223071223 U CN202223071223 U CN 202223071223U CN 218845021 U CN218845021 U CN 218845021U
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- hydraulic
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- hydraulic motor
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Abstract
The utility model discloses a pressure compensation's deep sea track actuating system, including hydraulic pump, hydrovalve, hydraulic motor, pressure compensator, balance pipe, oil source separation storehouse, control separation storehouse, hydraulic line, compensation pipeline, hydraulic oil, drive gear, track walking frame, track assembly, hydraulic motor and drive gear lug connection, sealed chamber insert pressure compensating system, can make the inside oil hydraulic pressure force of deep sea track actuating system and outside sea water pressure balance, the utility model discloses simple structure, the reliability is high, and the suitability is strong.
Description
Technical Field
The utility model relates to a deep sea engineering operation equipment technical field especially relates to a pressure compensation's deep sea track actuating system.
Background
The whole hydraulic system of the underwater robot and the construction machinery is in a seawater environment, when the hydraulic system is applied to a seawater high-pressure environment, the hydraulic sealing elements bear the effect of internal and external bidirectional pressure, and for elements with lower shell pressure resistance or close to zero pressure, seawater can easily invade the system, so that the normal work of the whole hydraulic system is influenced. At present, the influence of underwater environment pressure on a hydraulic system is eliminated, and a universal solution is underwater environment pressure compensation, so that the hydraulic system can be basically designed according to a conventional method without considering the influence of seawater pressure.
The deep sea mining vehicle is a bottom-seated underwater construction machine, adopts the mature land engineering machinery crawler driving technology at present, but has poor reliability when working in the deep sea, and is discovered through analysis: the traveling motor of the mining vehicle consists of a hydraulic motor and a speed reducer which is compactly connected, the speed reducer and an oil path of the hydraulic motor are divided into two independent parts, namely gear oil and hydraulic oil, a shell of the speed reducer rotates when traveling and cannot be connected into a pressure compensation system, a sealing element of the shell of the speed reducer cannot bear failure of a deep sea high-pressure environment, seawater enters the speed reducer, the speed reducer is damaged, the hydraulic motor and the hydraulic system can be further damaged, and the development of the deep sea mining vehicle is severely restricted.
Disclosure of Invention
The utility model discloses a solve the problem that prior art exists, provide a deep sea track actuating system of all components and parts casing internal pressure of actuating system and outside sea water pressure automatic compensation.
In order to achieve the above object, the utility model adopts the following technical scheme:
a pressure-compensated deep sea crawler driving system comprises a hydraulic pump, a hydraulic valve, a hydraulic motor, a pressure compensator, a balance pipe, an oil source isolation bin, a control isolation bin, a hydraulic pipeline, a compensation pipeline, hydraulic oil, a driving gear, a crawler traveling frame and a crawler assembly, wherein the hydraulic motor is a large-torque radial inner curve motor and is directly connected with the driving gear.
Preferably, the hydraulic motor sealing element is communicated with an inner oil cavity formed by the shell and the output shaft and a balance pipe, and a balance pipeline is communicated with the pressure compensator.
Preferably, the hydraulic motor housing is connected to a walking frame.
Preferably, the hydraulic motor output shaft is directly connected with the driving gear.
Preferably, the drive gear is engaged with the track assembly.
Compared with the prior art, the invention has the advantages that:
the sea crawler driving system of the utility model is directly driven by the low-speed large-torque inner curve motor, does not need a speed reducer, and avoids the problems that the rotating speed reducer can not be connected with pressure compensation during walking and the shell and the sealing element thereof are damaged under the external sea water high-pressure environment; the hydraulic motor shell oil of the system is connected into a pressure compensation system, so that the internal oil pressure of the motor shell and a sealing element in deep sea is the same as the external seawater pressure, and the internal oil pressure is automatically adjusted along with the change of the seawater depth to form a return oil pressure-changing closed hydraulic control system.
The utility model discloses simple structure, the reliability is high, and the suitability is strong.
Drawings
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a schematic diagram of the pressure balance of the present invention;
fig. 3 is a schematic view of the installation structure of the present invention.
The hydraulic control device comprises a hydraulic pump 1, a hydraulic valve 2, a hydraulic valve 3, a hydraulic motor 4, a pressure compensator 5, a balance pipe 6, an oil source isolation bin 7, a control isolation bin 8, a hydraulic pipeline 9, a compensation pipeline 10, hydraulic oil 11, a driving gear 12, a crawler walking frame 13, a crawler assembly 3-1, a sealing element 3-2, a shell 3-3, an output shaft 3-4 and an inner cavity of the shell.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the pressure compensation deep sea crawler driving system comprises a hydraulic pump 1, a hydraulic valve 2, a hydraulic motor 3, a pressure compensator 4, a balance pipe 5, an oil source isolation bin 6, a control isolation bin 7, a hydraulic pipeline 8, a compensation pipeline 9, hydraulic oil 10, a driving gear 11, a crawler walking frame 12 and a crawler assembly 13, wherein the hydraulic motor 3 is a large-torque radial inner curve motor, and the hydraulic motor 3 and the driving gear 11 are directly connected through screws.
Preferably, an oil cavity 3-4 formed by a sealing part 3-1 of the hydraulic motor 3, a shell 3-2 and an output shaft 3-3 is communicated with a balance pipe 5, the balance pipe 5 is communicated with a pressure compensator 4, the inner side pressure and the outer side pressure of the sealing part 3-1 and the shell 3-2 are the same, the sealing part 3-1 is prevented from being damaged by high pressure, and seawater enters the oil cavity 3-4.
Preferably, the shell 3-3 of the hydraulic motor 3 is connected with the walking frame 12, and the balance pipe 5 is relatively fixed with the shell 3-2 of the hydraulic motor, so that the connection is convenient.
Preferably, the output shafts 3-7 of the hydraulic motors 3 are directly connected with the driving gear 11 by screws, and no sealing requirement and no pressure compensation are needed.
Preferably, drive gear 11 and track assembly 13 are sprocket-and-chain engaged, and no pressure compensation is required.
For those skilled in the art, in light of the teachings of the present invention, many alterations, modifications, substitutions and variations may be made in the embodiment without departing from the spirit and scope of the invention.
Claims (5)
1. A pressure-compensated deep-sea crawler belt driving system comprises a hydraulic pump, a hydraulic valve, a hydraulic motor, a pressure compensator, a balance pipe, an oil source isolation bin, a control isolation bin, a hydraulic pipeline, a compensation pipeline, hydraulic oil, a driving gear, a crawler belt walking frame and a crawler belt assembly.
2. The pressure compensated deep sea track drive system of claim 1 wherein the hydraulic motor seal communicates with the housing and the oil cavity formed by the output shaft with a balance tube, the balance tube communicating with the pressure compensator.
3. The pressure compensated deep sea track drive system of claim 1 wherein the hydraulic motor housing is connected to the traveling carriage.
4. A pressure compensated deep sea track drive system as claimed in claim 1 wherein the hydraulic motor output shaft is directly connected to the drive gear.
5. The pressure compensated deep sea track drive system of claim 1, wherein the drive gear is engaged with the track assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223071223.6U CN218845021U (en) | 2022-11-20 | 2022-11-20 | Pressure compensation deep sea crawler belt driving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223071223.6U CN218845021U (en) | 2022-11-20 | 2022-11-20 | Pressure compensation deep sea crawler belt driving system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218845021U true CN218845021U (en) | 2023-04-11 |
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ID=87304538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223071223.6U Active CN218845021U (en) | 2022-11-20 | 2022-11-20 | Pressure compensation deep sea crawler belt driving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218845021U (en) |
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2022
- 2022-11-20 CN CN202223071223.6U patent/CN218845021U/en active Active
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