CN102069901A - Portable underwater maintenance platform - Google Patents
Portable underwater maintenance platform Download PDFInfo
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- CN102069901A CN102069901A CN2010106108825A CN201010610882A CN102069901A CN 102069901 A CN102069901 A CN 102069901A CN 2010106108825 A CN2010106108825 A CN 2010106108825A CN 201010610882 A CN201010610882 A CN 201010610882A CN 102069901 A CN102069901 A CN 102069901A
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Abstract
The invention belongs to underwater maintenance technical equipment, and especially relates to a portable underwater maintenance platform which comprises a platform framework, an adjustable sealing device, a flow shield sealing device and a working support platform, wherein the adjustable sealing device, the flow shield sealing device and the working support platform are arranged on the platform framework; the adjustable sealing device comprises a three-stage curved surface adjustable sealing structure, i.e. an adjustable elastic support ring, an inflating air bag and a sealing ring; the adjustable elastic support ring is fixed at the top of the platform framework; the inflating air bag is arranged on the upper part of the adjustable elastic support ring; and the sealing ring is arranged at the upper end of the inflating air bag. The portable underwater maintenance platform has the advantages of speedy transportation, less maintenance resource occupation, high maintenance speed and high efficiency-cost ratio, is convenient to use, has universality, safety and good operability, and can be widely used for underwater maintenance.
Description
Technical field
The invention belongs to the underwater maintenance technical equipment, be specifically related to a kind of portable underwater maintenance platform.
Background technology
The underwater maintenance technology is that the important means of ship at boat rate and reduction service expenditure rushed to repair, improved in (scene).Underwater maintenance can be realized by diver or unmanned remote controlled latent device at present, but because engineering factor restriction and under-water operation environmental quality, unmanned remote controlled latent device can only be carried out relatively simple under-water operation (clean as ultrasonic thickness measurement, rust cleaning etc.), and soldering, change plate operation, sea valve and maintenance under water, the repairing of equipment such as knotmeter under water, still need finish under water by the diver.To be subjected to multiple factor affecting, particularly underwater environment bigger to diver's under-water operation influence but the diver carries out the underwater maintenance operation.Mainly show: (1) diver normally is in vacant state when carrying out maintenance of the vessel operation under water, lacks one and puts forth effort fulcrum, and work difficulty is bigger; (2) according to " diving rule " requirement, when flow velocity greater than 1.5 whens joint, the diver can not descend the water operation, and marine flow velocity can reach 3 when maximum and saves, generally hour carry out under-water operation being chosen in flow velocity at ordinary times, diver's underwater repair production time, quality and efficient are difficult to assurance like this; (3) light is weak under water, water body is transparent poor, and vision is restricted.
Therefore, improving the under-water operation environment is to enlarge the underwater repair ability and ensure one of important channel of repair quality.For ensureing hull repair quality, particularly welding quality, adopt the underwater dry-type welding method usually.Underwater dry-type welding at present mainly comprises normal pressure welding and two kinds of forms of high pressure welding, wherein the mode in cofferdam is generally adopted in the normal pressure welding, be that lower apron adopts hermetically-sealed construction, opening surfaces, make the ship maintenance position form dry type normal pressure operating environment by method such as draw water, can adopt land welding material and technology, improve repair quality greatly; The general welding chamber mode that adopts of high pressure welding makes by the air feed draining to form the high pressure dry environment in the cabin and keep in repair for diver or repairman.But which kind of drying maintain mode no matter, side seal and volume (weight) are dry type repair apparatus distinct issues.On the one hand, the position difference of hull, its molded lines difference needs different seal faces; On the other hand, the drying maintain cabin volume and weight of using is big at present, is unfavorable for laying.At present in the underwater maintenance operation both at home and abroad, the maintenance activity platform (or service compartment) that can lay, adapt to different hull surfaces does not fast also appear in the newspapers as yet, therefore development has portable, integrated, as to adapt to different ship hull surfaces underwater dry-type repair work platforms, is that boats and ships keep in repair institute fast and urgently need.
Lay fast and functions such as scene rush to repair for platform is had, platform design is answered lightweight and Portable, is convenient to manual operation; For adapting to the needs of different hull surface maintenances, platform tight connection end face has adjustable function; For ensureing the underwater maintenance effect, platform should provide the dry operation environment; For ease of diver's under-water operation, this platform can provide acting point for the diver, also should possess illumination simultaneously, keep away functions such as stream, service tools seasoning, supervision, under-water operation environmental monitoring, life support.
Summary of the invention
In order to solve the defective that exists in the prior art, satisfy the demand of boats and ships underwater maintenance operation, the object of the present invention is to provide a kind of portable underwater maintenance platform, for diver's under-water operation provides the dry operation environment, better stop the impact of current, improve operating efficiency the diver.
Technical scheme of the present invention is as follows: a kind of portable underwater maintenance platform, comprise platform framework, and be arranged on adjustable sealing arrangement, baffle sealing arrangement, operation support platform on the platform framework, wherein, described adjustable sealing arrangement is adjusted hermetically-sealed construction by adjustable elastic support ring, air bag, three grades of curved surfaces of seal ring and is formed, the adjustable elastic support ring is fixed on the platform framework top, air bag is located at adjustable elastic support ring top, and seal ring is arranged on the air bag upper end.
Further, aforesaid portable underwater maintenance platform, wherein, described baffle sealing arrangement is a last exterior circular cowling that can cover on platform framework, with a common bottom opening, top and the leak free dry operation environment all around of forming of adjustable sealing arrangement.
Further, aforesaid portable underwater maintenance platform, wherein, described baffle sealing arrangement is one open up and down columnar structured, drum diameter is slightly larger than the platform framework external diameter; Its top reducing is so that wrap up adjustable sealing arrangement.
Further, aforesaid portable underwater maintenance platform, wherein, described adjustable elastic support ring is made up of by bolted connection annular arrangement support ring that forms and the thread screw height adjustment mechanism of adjusting each fulcrum height of support ring multi-disc resilient mounting sheet.
Further, aforesaid portable underwater maintenance platform, wherein, connect by the screw rod that is arranged on the thread screw height adjustment mechanism top in each supporting blade sliding tray between the supporting blade of described adjustable elastic support ring, screw rod can move in sliding tray.
Further, aforesaid portable underwater maintenance platform, wherein, described air bag is a pedestal with the adjustable elastic support ring, adopts annular tube shaped structure, its bench section is foreign side, interior round structure, and the inflatable safety valve is installed on air bag; Described air bag is the foaming ethylene propylene diene rubber material.
Further, aforesaid portable underwater maintenance platform, wherein, described seal ring is pedestal with the air bag, adopts the annular slice structure, material is an elastomeric material.
Further, aforesaid portable underwater maintenance platform, wherein, described platform framework adopts truss structure, from top to bottom is made up of four layers of plane polygon-octagonal truss with yardstick, is connected by eight support posts between each plane polygon-octagonal truss; The operation support platform is arranged on the platform framework bottom.
Further, aforesaid portable underwater maintenance platform wherein, also comprises platform operation supporting system, and described platform operation supporting system mainly comprises video monitoring system, air feed drainage system, auxiliary lighting system and life support system.
Further, aforesaid portable underwater maintenance platform, wherein, also comprise and realize that the underwater maintenance flat-bed lays, locatees, fixes and reclaim the platform extension and retraction system of function, described platform extension and retraction system comprises that platform lays and anchor fitting, platform mobile device, platform position observation device.
Beneficial effect of the present invention is as follows: portable underwater maintenance platform provided by the present invention has and forms the dry operation environment, stops that current are to diver's impact and support three basic function such as operating personnel's under-water operation, by organically blending of sealing surface curved surface regulation technology, air sac sealing face adaptive technique and rubber seal sealing surface packing technique, realized the sealing of platform and different curve hull.It possesses, and transportation is quick, easy to use, the maintenance advantage that resource occupation is few, maintenance speed is fast, efficiency-cost ratio is high, have commonality, safety and good operability, can be widely used in underwater maintenance, (scene) basic fundamental guarantee of repairing fast under water is applicable to each dockyard etc. especially.
Description of drawings
Fig. 1 is the framed structure scheme drawing of portable underwater maintenance platform;
Fig. 2 is the structural representation of adjustable sealing arrangement;
Fig. 3 is the structural representation of adjustable elastic support ring; ,
Fig. 4 is adjustable elastic support ring and height adjustment mechanism local structure scheme drawing;
Fig. 5 is air bag and ring structure scheme drawing;
Fig. 6 is the baffle schematic diagram of sealing device.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in detail.
For realizing the sealing of underwater maintenance platform port and hull, at first should solve flat-bed variable section problem, promptly the platform sealed port is a variable port, can according to hull lines the platform seal face be regulated in advance as required, and itself and hull are sealed substantially.Because regulating error and hull lines, this coarse regulation sealing is difficult to the accurate sealing of implementation platform and hull.Can consider on the basis of coarse regulation, utilize elastic bag that the platform end face is carried out the fine adjustment sealing, but the basic sealing of implementation platform and hull.Consider the roughness of air bag elasticity and hull, realize utilizing on the basic leak free basis high resiliency seal ring to realize accurately sealing at platform and hull.
According to the function needs, portable underwater maintenance platform provided by the present invention is made up of following five major parts: platform framework, adjustable sealing arrangement, baffle sealing arrangement, platform operation supporting system and platform extension and retraction system.
As shown in Figure 1, platform framework 1 adopts truss structure, from top to bottom is made up of four layers of plane polygon-octagonal truss 2 with yardstick, is connected by eight support posts 3 between each plane polygon-octagonal truss 2; Operation support platform 4 is arranged on platform framework 1 bottom.Platform framework 1 is the supporting construction of adjustable sealing arrangement, baffle sealing arrangement, platform operation supporting system, and its top plan structure is the pedestal of adjustable sealing arrangement, realizes the sealing function with hull bottom; Top is the permanent seat of baffle sealing arrangement, realizes the baffle function; The bottom is an Open architecture, can reduce current to the influence to the platform sealing property of the impact of horizontal stand and diver's weight; The bottom is diver's operation bearing surface.
The column of platform framework is the important component of platform structure intensity, and its intensity will directly have influence on the flat-bed quality.Aluminum current alloy profile kind is more, comprising T section bar, H section bar, L section bar, U section bar or the like.But because the connection angle of column and eight distortion is 135 degree, the standard aluminum alloy profile is difficult to practical.So the aluminum alloy frame column adopts aluminum alloy plate materials machine up to form.
Adjustable sealing arrangement by with the underwater sealing at maintenance of the vessel position, be that the basic structure that realizes underwater repair platform sealing surface and boat bottom maintenance position different curve realization underwater sealing guarantees, its performance will directly have influence on the sealing effectiveness of platform and hull, and then influence whole flat-bed use.
As shown in Figure 2, adjustable sealing arrangement is adjusted hermetically-sealed construction by adjustable elastic support ring 5, air bag 6,7 three grades of curved surfaces of seal ring and is formed, adjustable elastic support ring 5 is fixed on the platform framework top, air bag 6 is located at adjustable elastic support ring 5 tops, seal ring 7 is arranged on air bag 6 upper ends, according to the curved surface rule of different hull bottom 9, the curved surface of corresponding adjustment seal ring 7 makes it to match with hull bottom 9 as much as possible.
As shown in Figure 3, the adjustable elastic support ring is made up of by bolted connection annular arrangement support ring 10 that forms and the thread screw height adjustment mechanism 11 of adjusting each fulcrum height of support ring multi-disc resilient mounting sheet.As shown in Figure 4, connect by the screw rod 14 that is arranged on the thread screw height adjustment mechanism top in each supporting blade sliding tray 13 between the supporting blade 12 of adjustable elastic support ring, screw rod 14 can move in sliding tray 13.By of the adjusting of each thread screw height adjustment mechanism to each fulcrum height of support ring, can adjust the curved surface of this support ring according to hull maintenance position curved surface, make it to match with ship hull surface as much as possible.The adjustable elastic support ring can be used as the air bag of adjustable sealing arrangement, the supporting base of seal ring.On the one hand himself formed curved surface is delivered to the platform sealing surface that air bag, seal ring form, makes it to match with ship hull surface; On the other hand, its upwards hoisting force that is subjected to is delivered on the platform sealing surface, forms the positive pressure of sealing surface, make sealing surface and hull realize sealing.Simultaneously, support ring and adjusting mechanism are formed circumferential sealing with the packing cloth 8 of baffle sealing arrangement.
Specifically, the adjustable elastic support ring is the basic building block of the sealing curved surface adaptation hull maintenance position curved surface of adjustable sealing arrangement.This support ring is made up of 8 resilient mounting sheets, connect by the screw rod that is arranged on the thread screw height adjustment mechanism top in each supporting blade sliding tray between the supporting blade, this connection can realize the integraty of each resilient mounting sheet, constitutes continuous, a complete support ring; Simultaneously, tie bolt can move in sliding tray, thereby the circumferential extensibility of whole support steel loop is provided, thus realize support ring from circle to disciform adjusting; Combine with supporting blade self elasticity, regulating for the curved surface of support ring provides architecture basics.The vertical adjusting of support ring is to realize by the thread screw height adjustment mechanism that is arranged on the support ring bottom.The height of screw thread regulating mechanism is made up of setting nut, screw rod, by the flexible axial adjustment that can realize certain distance of screw rod in nut, according to hull maintenance position curved surface, calculate the adjusting height of each screw rod, can realize the identical substantially of its upper support ring curved surface and hull maintenance position curved surface.Support ring is after the vertical adjusting of process, each point circumferentially all will be subjected to displacement with vertical on the support ring, thereby produce in screw tip and support ring junction reverse, the displacement effect, may damage effective connection between the two, for this reason, screw tip and support ring junction are adopted universal-joint, screw rod to stretch out the certain surplus of support respectively and are eliminated twist moment, vertical relative displacement.
As shown in Figure 2, air bag 6 is second stage structures of three grades of curved surface hermetically-sealed constructions of adjustable sealing arrangement.Because splines self exists error, simultaneously, the adjustable elastic support ring is the annular arrangement support ring that is formed by connecting by polylith steel plate supporting blade, connect by the screw rod that is arranged on the height of screw thread regulating mechanism top in each supporting blade sliding tray between the supporting blade, it can only be approximate smooth that the existence of supporting blade sliding tray makes the formed curved surface of support ring, and this curved surface just can't be with consistent fully with ship hull surface like this.For this reason, adopt air bag to be set, utilize the self-adjusting ability of air bag profile and ambient pressure on support ring top, with the implementation platform sealing surface with consistent with ship hull surface.Air bag 6 is a pedestal with adjustable elastic support ring 5, adopts annular tube shaped structure, and its bench section is foreign side, interior round structure, and the inflatable safety valve is installed on air bag; Described air bag is the foaming ethylene propylene diene rubber material.As shown in Figure 5, air bag 6 is as the supporting base of seal ring 7, and it passes to seal ring 7 with self formed curved surface on the one hand, makes it to match with ship hull surface; On the other hand, its upward pressure that is subjected to is delivered on the platform sealing surface, forms the positive pressure of sealing surface, make sealing surface and hull realize sealing.The upper and lower outside of air bag respectively with seal ring, support ring is gluing is connected.
Specifically, air bag should possess axial, circumferential preferably deformability, to satisfy behind its bottom support annular strain and the air bag fill gas deformation requirements to air bag; Air bag also should possess vertical preferably deformability, with the requirement of the self-adjusting ability that satisfies air bag profile and ambient pressure, and implementation platform sealing surface and ship hull surface in full accord; Since under the different depth conditions, different for the deformability requirement of air bag, so the inflation pressure of air bag should be adjustable; Air bag should have certain toughness and fireproofness, prevents to occur in the operation process scratching damaging; The above and below of air bag all should be the plane, with satisfy its respectively with being adhesively fixed of support ring and seal ring.
As shown in Figure 5, seal ring 7 should have higher elasticity, to adapt to the influence that is caused that air spots is sealed of hull contact surface, also should have certain toughness, causes the scuffing of seal ring to damage to reduce the hull marine life.Usually, seal ring all is to adopt elastomeric material to make, but elastomeric material is various in style, should be according to the requirement of the aspects such as service conditions of the function of use seal ring, sealed medium kind, equipment, according to characteristics such as the elasticity of elastomeric material, wear ability, gleynesss, select corresponding elastomeric material.Seal ring from bonding and with the bonding neoprene that all is to use of air bag.
As shown in Figure 6, baffle sealing arrangement 15 is the circular cowling of a rubber material, can cover on the last, outside of platform framework structure, with a common bottom opening, top and the leak free dry operation environment all around of forming of adjustable sealing arrangement, possess the baffle function simultaneously, can under dry type, nothing stream environment, detect and keep in repair underwater hull and equipment to guarantee the diver.The packing cloth 8 of baffle sealing arrangement 15 adopts the PVC waterproof sheet to make, and has stronger intensity and excellent sealing performance.According to diver's under-water operation characteristics and human engineering experimental study, for improving diver's under-water operation efficient, movable positions such as diver's hand are under the dry type environment, the baffle sealing arrangement is designed to highly about 900mm, guarantee that the above position of diver's waist is in the dry type environment, is convenient to activity and the diver of diver in the maintenance activity platform and keeps body temperature.The baffle sealing arrangement is one open up and down columnar structured, and drum diameter is slightly larger than platform framework structure external diameter; Its top reducing forms the bonding pedestal in bottom of pressure bladder so that wrap up adjustable sealing arrangement.
Portable underwater maintenance platform provided by the present invention also comprises platform operation supporting system, and described platform operation supporting system mainly comprises video monitoring system, air feed drainage system, auxiliary lighting system and life support system.
Video monitoring system has following function:
(1) location of the definite and maintenance platform of maintenance position
Can understand the underwater moving state of platform by this unerwater-surveillance system, locate under water for flat-bed and offer help.
(2) sealing property at Real Time Observation sealing position and the air feed draining situation in the baffle sealing arrangement
Can understand flat-bed sealing property and air feed draining situation by the unerwater-surveillance system at platform top and middle part.
(3) monitor diver's mode of operation and under-water operation situation
Overlapping under water monitored control system by two can understand and and guide diver's under-water operation.
Video monitoring system mainly comprises compositions such as Underwater Camera, video acquisition and data memory system, LED high-clear display, watertight cable.
The air feed drainage system has following three functions:
(1) air feed draining in the baffle seal closure
When platform lays and installs, open air feed draining pressure regulating valve, air feed draining in the space of top seal.This air feed drainage system adopts annular design, guarantees that the at the uniform velocity big flow of air-flow passes through, and reduces the air feed noise simultaneously.
(2) to the pressure bladder air feed
Pressure bladder adopts quick connector to be connected with water surface low pressure hose by low pressure hose.Be provided with safety valve (or blowdown valve) at low pressure hose middle part, when airbag aeration during to authorized pressure, this safety valve is opened air feed draining in the baffle seal closure.This design-calculated main purpose is to guarantee airbag aeration safety; Simultaneously, the diver need not down water, and by air feed in seal closure, the staff understands air feed draining situation and sealing situation by monitored control system, and in time adjusts the hawser predetermincd tension according to field condition, guarantees excellent sealing.According to the pressure bladder analysis, its supply gas pressure is not more than 0.2MPa.
(3) as backup breaths device air feed
In general operation, wearing HJ-801 type diving apparatus and be not easy to carry out operation.Can wear 69-4 type diving apparatus and enter the baffle seal closure, the backup breaths device is breathed in the back of removing stage makeup and costume.This backup breaths device adopts quick connector to connect with bus duct by middle pressure flexible pipe.This design considers that mainly the diver has bigger activity space and bigger operation degree of freedom.According to 69-4 type diving apparatus breathing regulator performance, supply gas pressure is not less than 1Mpa.
According to above-mentioned analysis, the supply gas pressure of air feed drainage system is as many as 1.5Mpa, and gas supply flow is not less than 2500L/min, and this system also should have air feed safety, voltage stabilizing and characteristics such as be connected fast simultaneously.
Life support system comprises cover open emergent gas supply system, i.e. air bottle, a supplied-air respirator etc.Its radical function is to work as diver's in case of emergency (air feed interruption etc.), uses emergent gas supply system rising water outlet.Emergent gas supply system in this system and the half-closed diving apparatus of SCNR type is similar.The air bottle volume is 4 liters, and maximum inflation pressure 20MPa, period of service were not less than 5 minutes.Life support system is suspended in the baffle sealing arrangement and uses for the diver is emergent.
Portable underwater maintenance platform provided by the present invention also comprises realizes that the underwater maintenance flat-bed lays, locatees, fixes and reclaim the platform extension and retraction system of function, and described platform extension and retraction system comprises that platform lays and anchor fitting, platform mobile device, platform position observation device.
(1) platform lays and anchor fitting
On four angles of the 3rd layer of framework of platform framework structure, with the fixing fixing set collar of cable of four platforms of bolt, waterproof gasket, on four set collars, fasten fixedly cable respectively respectively, can realize that the underwater repair flat-bed lays and fix.
When laying, forwardly under the guiding of two guide wire cables, two guide wire cables in rear portion are with putting, make platform specify the horizontal position to be close to hull and transfer, be put into assigned address until cloth along hull.
Fixedly the time, at first, utilize bitt compressor that two pairs of cables are tightened up with four fixedly upper end butt joints in twos on the deck plane of repair platform of cable of flat-bed, platform is securely fixed on the hull surface of hull bottom.For guaranteeing the fixedly accuracy and the balance of cable pulling force, adopt two fixedly cable be connected by the tension indicator measuring device, the range of employed TSC-1000 tension indicator measuring device is 1000kg, precision is 0.2%.Platform is cable fixedly being divided into laterally and vertical two kinds of situations on deck plane fixedly, decides on the deck situation.When the promenade deck of maintenance position can't lay fixedly cable, can adopt vertically to lay and fix; When the building of no upper strata, top, maintenance position, can adopt laterally to lay and fix.
(2) platform mobile device
The radical function of platform mobile device is that maintenance platform is moved on hull, protects sealing surface not to be subjected to the hull frictionally damage simultaneously.The platform mobile device mainly is made up of shifting roller and support spring sheet.When the underwater maintenance platform was subjected to certain pressure, shifting roller can overcome the spring leaf bearing force and be shifted downwards, and the platform sealing surface is combined in posting in time on the hull; When the maintenance platform needs are mobile, loosen hawser, shifting roller contacts with hull again in the effect of spring leaf bearing force, thus protection platform sealing surface is injury-free.
(3) platform position observation device
Flat-bed position observation device by video under water by laying observation platform and hull maintenance department bit position in the process at platform, for the accurate location of platform and hull maintenance position provides technological means.Its concrete equipment uses identical equipment with the platform operation illumination and the video monitoring of platform operation supporting system.
The invention belongs to portable underwater repairing equipment, require light weight, safe, so its safety just seems particularly important with reliability, must take reliable measure, with raising underwater maintenance flat-bed safety and reliability.The present invention adopts standardized component to constitute as far as possible, is convenient to daily attention and maintenance; Adopt the frame structure of aluminum alloy design for alleviating job platform weight, both ensured under the situation of platform intensity to alleviate the platform total weight; For guaranteeing safety under water, a whole set of plateform system adopts Purely mechanical and pressurized seal, does not use high-tension current and hydraulic efficiency pressure system, guarantees that under-water operation safety and system are reliable.
Claims (10)
1. portable underwater maintenance platform, comprise platform framework, and be arranged on adjustable sealing arrangement, baffle sealing arrangement, operation support platform on the platform framework, it is characterized in that: described adjustable sealing arrangement is adjusted hermetically-sealed construction by adjustable elastic support ring, air bag, three grades of curved surfaces of seal ring and is formed, the adjustable elastic support ring is fixed on the platform framework top, air bag is located at adjustable elastic support ring top, and seal ring is arranged on the air bag upper end.
2. portable underwater maintenance platform as claimed in claim 1, it is characterized in that: described baffle sealing arrangement is a last exterior circular cowling that can cover on platform framework, with a common bottom opening, top and the leak free dry operation environment all around of forming of adjustable sealing arrangement.
3. portable underwater maintenance platform as claimed in claim 2 is characterized in that: described baffle sealing arrangement is one open up and down columnar structured, and drum diameter is slightly larger than the platform framework external diameter; Its top reducing is so that wrap up adjustable sealing arrangement.
4. as claim 1 or 2 or 3 described portable underwater maintenance platforms, it is characterized in that: described adjustable elastic support ring is made up of by bolted connection annular arrangement support ring that forms and the thread screw height adjustment mechanism of adjusting each fulcrum height of support ring multi-disc resilient mounting sheet.
5. portable underwater maintenance platform as claimed in claim 5, it is characterized in that: connect by the screw rod that is arranged on the thread screw height adjustment mechanism top in each supporting blade sliding tray between the supporting blade of described adjustable elastic support ring, screw rod can move in sliding tray.
6. as claim 1 or 2 or 3 described portable underwater maintenance platforms, it is characterized in that: described air bag is a pedestal with the adjustable elastic support ring, adopt annular tube shaped structure, its bench section is foreign side, interior round structure, and the inflatable safety valve is installed on air bag; Described air bag is the foaming ethylene propylene diene rubber material.
7. as claim 1 or 2 or 3 described portable underwater maintenance platforms, it is characterized in that: described seal ring is pedestal with the air bag, adopts the annular slice structure, and material is an elastomeric material.
8. as claim 1 or 2 or 3 described portable underwater maintenance platforms, it is characterized in that: described platform framework adopts truss structure, from top to bottom form, connect by eight support posts between each plane polygon-octagonal truss by four layers of plane polygon-octagonal truss with yardstick; The operation support platform is arranged on the platform framework bottom.
9. portable underwater maintenance platform as claimed in claim 1, it is characterized in that: also comprise platform operation supporting system, described platform operation supporting system mainly comprises video monitoring system, air feed drainage system, auxiliary lighting system and life support system.
10. as claim 1 or 9 described portable underwater maintenance platforms, it is characterized in that: also comprise and realize that the underwater maintenance flat-bed lays, locatees, fixes and reclaim the platform extension and retraction system of function, described platform extension and retraction system comprises that platform lays and anchor fitting, platform mobile device, platform position observation device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010610882 CN102069901B (en) | 2010-12-29 | 2010-12-29 | Portable underwater maintenance platform |
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| CN 201010610882 CN102069901B (en) | 2010-12-29 | 2010-12-29 | Portable underwater maintenance platform |
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| CN102069901A true CN102069901A (en) | 2011-05-25 |
| CN102069901B CN102069901B (en) | 2013-12-25 |
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| CN 201010610882 Expired - Fee Related CN102069901B (en) | 2010-12-29 | 2010-12-29 | Portable underwater maintenance platform |
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| CN102069901B (en) * | 2010-12-29 | 2013-12-25 | 中国人民解放军海军潜艇学院 | Portable underwater maintenance platform |
| CN103572734A (en) * | 2013-11-22 | 2014-02-12 | 河海大学常州校区 | Flushing device of underwater flushing robot |
| CN115419007A (en) * | 2022-10-11 | 2022-12-02 | 四川省地质矿产勘查开发局成都水文地质工程地质中心 | Cold water calcium bloom repairing and nursing method |
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| CN102069901B (en) * | 2010-12-29 | 2013-12-25 | 中国人民解放军海军潜艇学院 | Portable underwater maintenance platform |
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| CN102069901B (en) * | 2010-12-29 | 2013-12-25 | 中国人民解放军海军潜艇学院 | Portable underwater maintenance platform |
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| CN103572734B (en) * | 2013-11-22 | 2015-06-10 | 河海大学常州校区 | Flushing device of underwater flushing robot |
| CN115419007A (en) * | 2022-10-11 | 2022-12-02 | 四川省地质矿产勘查开发局成都水文地质工程地质中心 | Cold water calcium bloom repairing and nursing method |
| CN115419007B (en) * | 2022-10-11 | 2023-08-25 | 四川省地质矿产勘查开发局成都水文地质工程地质中心 | Repairing and nursing method for cold water calcareous |
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| CN102069901B (en) | 2013-12-25 |
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