CN101837824A

CN101837824A - Raft chamber

Info

Publication number: CN101837824A
Application number: CN 201010154677
Authority: CN
Inventors: 梁劲根
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-04-26
Filing date: 2010-04-26
Publication date: 2010-09-22
Anticipated expiration: 2030-04-26
Also published as: CN101837824B

Abstract

The invention discloses a raft chamber which comprises a raft body (1), a supporting frame (2) and traction devices (4). The raft chamber is made into a polyhedron shape by the raft body (1); the raft body (1) is made into the polyhedron shape by a stressed structure and a floating body; the stressed structure can carry the whole raft chamber and set load and provide sufficient buoyancy for the raft chamber to achieve the use requirement of floating on a water surface; each surface can carry the whole raft chamber and the set load and provide the sufficient buoyancy for the raft chamber to achieve the use requirement of floating on the water surface; each surface is provided with a gateway (6), an obstruction device (3), a ventilating hole (8) and a gas guiding device (5); the inner surface of the raft body (1) is provided with a fixing device (7); the supporting frame (2) is used for reinforcing and supporting the raft body (1); and the traction devices (4) are arranged in several positions outside the raft body (1).

Description

The raft room

Affiliated technical field

The present invention relates to a kind of raft room that uses on the water, especially can be in than high sea the raft room of support personnel's safety.

Background technology

At present, the raft body is formed by force structure with enough bearing capacities and buoyancy aid with enough buoyancy in known raft room, and builds the house on the raft body, is used for the have a rest inhabitation and hide wind and rain etc. for personnel.These raft rooms are easy to use, can satisfy user demand in less stormy waves, make the man overboard but overturn easily in than high sea, and personnel step on the raft difficulty in water, than being easier to the influence of wind-engaging wave, and can not support personnel's safety.

Summary of the invention

In than high sea, overturn easily and make the man overboard in order to overcome existing raft room, and personnel step on the raft difficulty in water, than being easier to wind-engaging wave influence, deficiency that can not support personnel's safety the invention provides a kind of raft room, this raft room can not only use in less stormy waves, and can in than high sea, use, overturning and also be not easy to make the man overboard, personnel step on raft easily in the water, it is less influenced by stormy waves, more safety and comfort.

The technical solution adopted for the present invention to solve the technical problems is: the raft room is made up of raft body, supporting frame and draw gear.Polyhedral is made by the raft body in the raft room, the raft body is by carrying whole raft room and setting load-carrying and can keep afloat and provide the force structure of enough buoyancy and buoyancy aid to make polyhedral for the raft room reaches operating needs, each face can both carry whole raft room and set load-carrying and can keep afloat enough buoyancy is provided for the raft room reaches operating needs, all be provided with the gangway on each face and baffling device is housed, be provided with air extractor vent and gas operated device is housed, anchor fitting is housed at raft body inside face.Supporting frame is reinforced the raft body and is supported.In the external a plurality of positions of raft draw gear is housed.

It is to become the convenient polyhedral structure of using that polyhedral is made by the raft body in the raft room, and the face held stationary that each is contacted with the water surface has enough bearing capacities and buoyancy, satisfies raft personnel's user demand within doors.Because the raft room is made up of a plurality of use faces, overturned by stormy waves, also can support personnel's safety, be difficult for drowning.Because each face of raft room all has enough buoyancy, there are a plurality of just to have multi-fold buoyancy, more difficultly swallowed up by stormy waves.According to different user demands, the polyhedral that is fit to needs can be made in the raft room.Produce for convenient, be beneficial to manufacturing and can make tetrahedral or regular polygon shape, especially positive tetrahedron shape.

When the positive tetrahedron shape need be made in the raft room, according to the inside usage space of raft room needs or the situations such as size, the selection of material and setting load-carrying of usable floor area, the data that drawing the raft room as calculated needs were made.The positive tetrahedron shape is made by the raft body in the raft room, the raft body is by carrying whole raft room and setting load-carrying and can keep afloat and provide the housing of enough buoyancy or housing and buoyancy aid to make the positive tetrahedron shape for the raft room reaches operating needs, each equilateral triangle face can both carry whole raft room and set load-carrying and can keep afloat enough buoyancy is provided for the raft room reaches operating needs, all be provided with the gangway on each face and the baffling device of being made up of gangway anchor fitting and closing appliance is housed, be provided with air extractor vent and be equipped with by catheter anchoring system, the ventilation flue, obstructing tube, the gas operated device that guide head and conduit capping are formed is equipped with anchor fitting on raft body inside face housing.Supporting frame is supported the rib and the reinforcing of important force part of raft body by load-carrying element, makes the raft room can bear bigger load-carrying, can resist bigger stormy waves.External each vertex position dress of raft draw gear, be used for conveniently at the water surface raft room being stopped, towing and operation such as loading and unloading: when draw gear was connected with anchor line, the raft room can rest in the anchor line range of control; When draw gear was connected with tow strap on the ships and light boats, the raft room can be towed by the ships and light boats traction; When draw gear was connected with shipboard handling equipment, the raft room can be loaded and unloaded, and carried out being transported by ship.

The raft room becomes the positive tetrahedron shape to be made up of raft body, supporting frame and the draw gear of different manufactures, can be divided into whole raft formula and split raft formula according to the raft body of different modes.When the raft room is whole raft formula, form supporting frame by internal overarm support, outer strut and hound, on four equilateral triangle faces of four equilateral triangle faces that internal overarm support is formed and outer strut composition, reserve inlet and air extractor vent, fixedly make buoyancy tank with housing seal and fixedly recharge buoyancy aid composition raft body as the raft body or with housing seal, the dress eye hitch is as draw gear on external each the summit supporting frame of raft; When the raft room is split raft formula, make four same pentahedron buoyancy tanks by housing and form four same pentahedron independence raft bodies as independent raft body or by housing and buoyancy aid, make the supporting frame that is fit to independent raft body with internal overarm support, outer strut and hound, four independent raft body sealing and fixing are formed the raft body on supporting frame, or form the raft bodies with four independent raft body sealing and fixing, reinforced by internal overarm support and outer strut and support, the dress hauling rope is as draw gear on external each summit of raft.

All be provided with the gangway on the raft body that the raft room is every and baffling device is housed, be used to make things convenient for personnel to pass in and out, intercept stormy waves, make raft more comfortable within doors.The gangway can make things convenient for personnel to pass in and out, when the water surface passes in and out, and the gangway of available side; When in water, passing in and out, the available gangway that contacts with the water surface.Baffling device is consistent with the gangway size, is installed on the gangway switch of control gangway.When not having stormy waves, open baffling device fully, make the gangway open, be beneficial to raft airiness within doors; During less stormy waves, appropriateness is closed baffling device, makes the gangway semiclosed, can keep raft airiness within doors, can stop that again stormy waves enters the raft room; During than high sea, close baffling device fully, make the gangway totally-enclosed, stop the isolation stormy waves, make raft not have stormy waves to enter within doors.The size of gangway and quantity can be according to using needs to set on the raft body.Be as the criterion with the size of gangway and do suitable baffling device, the baffling device that is contained on the gangway is made up of gangway anchor fitting and closing appliance: the gangway anchor fitting on the gangway, is adjusted the closing appliance sealing and fixing to the sealing state of gangway.As long as can effectively control the sealing state of gangway, baffling device that can be in different ways: can be the sleeve formula, by the sleeve set collar sleeve one port sealing is fastened on the gangway, the sleeve another port is made rope sling and is adorned the bolt rope, and the sleeve inwall is connected to climbs rope.Sleeve is made with the wind resistance waterproof material, and the sleeve certificate rises and hangs over the edge, gangway and make the gangway open; Sleeve is sagging to make the gangway semiclosed in the gangway; Sleeve tightens up the bolt rope and fastens and makes the gangway totally-enclosed.Connect at the sleeve inwall and to climb rope, climbing when making things convenient for personnel to pass in and out.Can be the capping formula, by capping mounting ring sealing and fixing in the gangway inner port and adorn capping, the block water plate sealing and fixing the gangway external port along above and dress resistance curtain.Unloading capping and hindering curtain makes the gangway open; Only loading onto the resistance curtain makes the gangway semiclosed; Only loading onto capping makes the gangway totally-enclosed.

All be provided with air extractor vent on the raft body that the raft room is every and gas operated device is housed, be used for the gangway when semiclosed or totally-enclosed, increase raft airiness within doors, satisfy personnel's air requirements within doors, guarantee personal security.Be as the criterion and do suitable gas operated device with the ventilation hole size, the gas operated device that is contained on the air extractor vent is made up of catheter anchoring system, ventilation flue, obstructing tube, guide head and conduit capping: with catheter anchoring system with ventilation flue's sealing and fixing in air extractor vent, connect obstructing tube in the capping of ventilation flue's inner port dress conduit, external port, guide head is installed in the obstructing tube another port firmly.Guide head is the ventilation head with certain mass, and under the guide head gravitate, obstructing tube can stop stormy waves and make air enter raft within doors from the ventilation flue that available in case of necessity conduit capping is closed the ventilation flue, isolates, and prevents that stormy waves from entering raft within doors.Guaranteeing can have enough air admission rafts within doors than high sea the time, intercept stormy waves again, makes raft safety and comfort more within doors.Press the different manufactures of obstructing tube, gas operated device can be the breather hose formula, also can be the activity bent-tube boiler.When gas operated device is the breather hose formula, by catheter anchoring system with ventilation flue's sealing and fixing in air extractor vent, the capping of ventilation flue's inner port dress conduit, external port and breather hose one port sealing are connected firmly, guide head firmly is installed in the breather hose another port.By gravity, guide head guiding breather hose port bends towards the water surface, makes stormy waves be difficult for entering breather hose, stops stormy waves.Breather hose is can not guarantee the inner air tube circulation because of the crooked tubing that influences space in the pipe.When gas operated device is the activity bent-tube boiler, by catheter anchoring system with ventilation flue's sealing and fixing in air extractor vent, the capping of ventilation flue's inner port dress conduit, the outer end is passed reaction plate and is carried out fixing by reaction plate, external port and movable bend pipe one port sealing flexibly connect, and guide head firmly is installed in the movable bend pipe another port.Gravitate, movable bend pipe be the vertical water surface of guide head place port in the protection domain of reaction plate, makes stormy waves be difficult for entering in the movable bend pipe.Movable bend pipe is a hard tubing, can guarantee the inner air tube circulation.

On the raft body inside face housing in raft room anchor fitting is housed, is used for fixing raft personnel and article within doors, prevent to rock, overturn or swallow up and damage occurs under the situation such as raft room at stormy waves.Anchor fitting is installed on the raft body inside face housing by set collar or gim peg, during use, is connected and fixed device with rope or soft bag etc. personnel and article are fixed on raft body inside face.Make personnel safer within doors at raft.

The invention has the beneficial effects as follows: polyhedral is made by the raft body in the raft room, each face can both carry whole raft room and set load-carrying and can keep afloat enough buoyancy is provided for the raft room reaches operating needs, for the user of service provides a plurality of comparisons steadily and have a use face of enough bearing capacities and buoyancy, and can be when being overturned by stormy waves or swallowing up, guarantee that personnel do not fall into water support personnel's safety.When the raft room becomes the positive tetrahedron shape, the convenient manufacturing, and can improve the stability and the capacity of anti-storm in raft room.Supporting frame is reinforced support to the main force part of raft body, makes the raft room increase structural strength, has improved capacity of anti-storm.Draw gear is housed in the external a plurality of positions of raft is beneficial to the stop of raft room, tows and load and unload, the convenient use.Each face of raft room all is provided with the gangway and baffling device is housed, and the gangway can make things convenient for personnel to pass in and out the raft room, is beneficial to especially that personnel enter the raft room in the water, and baffling device can intercept stormy waves, makes raft safer and more comfortable within doors.Each face of raft room all is provided with air extractor vent and gas operated device is housed, and when can be in the gangway semiclosed or totally-enclosed, supplies with for raft increases air within doors, satisfies personnel demand, and intercepts stormy waves, guarantees raft safety and comfort within doors.The raft body inside face of each face of raft room all is equipped with anchor fitting, makes things convenient for fixed personnel and article, and it is dangerous within doors to reduce raft, makes personnel safer.

Description of drawings

The present invention is further described below in conjunction with drawings and Examples.

Fig. 1 is the integral structure figure in raft of the present invention room.

Fig. 2 is the section-drawing of Fig. 1.

Fig. 3 is raft room a kind of split raft formula independence raft body structure figure.

Fig. 4 is the section-drawing of Fig. 3.

Fig. 5 is a raft room another kind of split raft formula independence raft body sectional structure chart.

Fig. 6 is the inner surface structure figure of Fig. 5.

Fig. 7 is the outer surface structure figure of Fig. 5.

1. raft bodies in the drawings, 1-1. independence raft body, 2. supporting frame, 3. baffling device, 4. draw gear, 5. gas operated device 6. gangways, 7. anchor fitting, 8. air extractor vent, 9. sleeve, 10. breather hose formula obstructing tube, 11. set collars, 12. housings, 13. buoyancy aid, 14. conduit cappings, 15. breather hoses, 16. the ventilation flue, 17. guide heads, 18. climb rope, 19. rope sling, 20. cappings, 21. resistance curtains, 22. gim peg, 23. reaction plates, 24. movable bend pipes, 25. block water plate, 26. internal overarm supports, 27. outer struts, 28. the bolt rope, 29. hounds, 30. gangway anchor fittings, 31. the sleeve set collar, 32. capping mounting rings, 33. closing appliances, 34. catheter anchoring system, 35. activity bent-tube boiler obstructing tubes.

The specific embodiment

The polyhedral structure that selected raft room need be made, with use the raft that needs within doors the size in space as volume or uses the area of needs to be floor space, draw the length of each rib of polyhedron raft room, choose lighter weight, the bigger manufactured materials of intensity and have the buoyancy aid of big buoyancy is made the raft room of polyhedral.

In the embodiment of the invention, the raft room becomes the positive tetrahedron shape, becomes the pentahedron of equilateral triangle to form by 4 same cross sections, for ease of making, need calculate the length of each rib of pentahedron.Use the space size that the needs volume V as interior positive tetrahedron within doors with raft, according to the character of positive tetrahedron: volume V equals cube (the V=√ 2a of the long a of 12/radical sign, 2 ribs ³/ 12), or use the area size that the needs equilateral triangle floor space S as interior positive tetrahedron within doors with raft, according to the character of equilateral triangle: area S equals square (the S=√ 3a of the long a of 4/radical sign, 3 ribs ²/ 4), draw the long a of interior positive tetrahedron rib that the raft room needs.Manufactured materials of selecting for use with the raft room and buoyancy aid estimate the total quality after the raft room is made, add that the setting quality that need carry when using in the raft room is as total mass, according to quality is the float on the surface volume of needs 1 cm3 of the object of 1 gram, the raft room that the draws total mass single face raft body volume v that each face needs that floats on the surface, with the raft floor space S of positive tetrahedron within doors, deduct the shared area of gangway and air extractor vent as payload space s, with the ratio of single face raft body volume v and payload space s thickness b (b=v/s) as single face raft body.Character according to positive tetrahedron: high h equals the long a of 3/radical sign, 6 ribs, and (h=√ 6a/3), the center is divided into 1: 3 two parts to high h, the high h of positive tetrahedron in drawing, high h from the center on earth the distance c of face equal 1/4th (c=h/4) of high h, because raft positive tetrahedron within doors has a center with outer positive tetrahedron, obverse distance is all the thickness b of single face raft body, according to positive tetrahedron character: the center is high score 1: 3 two parts, must go out the high e of positive tetrahedron equal in the high h of positive tetrahedron from the center on earth the distance c of face add single face raft body thickness b must with 4 times [e=4 (c+b)], according to the high relation long of positive tetrahedron character, the long d of positive tetrahedron rib that must go out (e=√ 6d/3) with rib.The high h of positive tetrahedron in the high e of outer positive tetrahedron deducted deducts the thickness b of single face raft body again, draw between inside and outside positive tetrahedron corresponding vertex apart from f (f=e-h-b).Through above calculating, draw the long a of being of rib of the pentahedron equilateral triangle upper bottom surface of forming the raft room, the rib length of equilateral triangle bottom surface is d, connects the long f of being of rib of upper and lower surface corresponding vertex.

Embodiment one: the raft room is a split raft formula.Shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, with the long a of rib be length get 6 internal overarm supports 26 make in the positive tetrahedron framework, long d is that length is got positive tetrahedron framework outside strut 27 is made outside 6 with rib in this framework periphery, is that length is got 4 hounds 29 and connected inside and outside positive tetrahedron corresponding vertex and make supporting frame 2 with the long f of rib.The pentahedron of forming with internal overarm support 26, outer strut 27 and hound 29 is as the criterion, with housing 12 and buoyancy aid 13 reserve enter the mouth 6 and air extractor vent 8 make independent raft body 1-1.With sleeve set collar 31 as gangway anchor fitting 30 will be by sleeve 9, climb closing appliance 33 sealing and fixing that rope 18, rope sling 19 and bolt rope 28 form on gangway 6.With catheter anchoring system 34 with ventilation flue's 16 sealing and fixing on air extractor vent 8, dress conduit capping 14 on ventilation flue's 16 inner port, firmly connection is as the breather hose 15 of breather hose formula obstructing tube 10 in the sealing of ventilation flue's 16 external port, and guide head 17 firmly is equipped with in breather hose 15 another port.Be contained on the housing 12 of independent raft body 1-1 upper bottom surface (little bottom surface) as anchor fitting 7 with set collar 11.4 be provided with gangway 6 and baffling device 3 be housed, be provided with air extractor vent 8 and gas operated device 5 is housed and at upper bottom surface anchor fitting 7 is housed finish the independent raft body 1-1 sealing and fixing of making form raft body 1 on supporting frame 2, the dress eye hitch is formed the raft rooms as draw gear 4 on the supporting frame 2 of each vertex position outside raft body 1.

Embodiment two: the raft room is a split raft formula.Shown in Fig. 1, Fig. 2, Fig. 5, Fig. 6, Fig. 7, independent raft body 1-1 becomes the pentahedron shape, long with the long a of rib as the rib of independent raft body 1-1 equilateral triangle upper bottom surface, the long d of rib is long as the rib of independent raft body 1-1 equilateral triangle bottom surface, the long f of rib is long as the rib of bottom surface corresponding vertex in the independent raft body 1-1 connection, with housing 12 and buoyancy aid 13 reserve enter the mouth 6 and air extractor vent 8 make independent raft body 1-1.With the sub-mounting ring 32 of capping as gangway anchor fitting 30 sealing and fixing on 6 inner port of gangway and adorn capping 20 as closing appliance 33, with block water plate 25 as gangway anchor fitting 30 sealing and fixing in the gangway 6 external port and dress parallel with corresponding basal edge hinders curtain 21 as closing appliance 33 along summit side.With catheter anchoring system 34 with ventilation flue's 16 sealing and fixing on air extractor vent 8, dress conduit capping 14 on ventilation flue's 16 inner port, adorn the activity bent-tube boiler obstructing tube of forming by reaction plate 23 and movable bend pipe 24 35 in ventilation flue 16 outer ends, reaction plate 23 entangles ventilation flue 16 outer ends and carries out fixing, movable bend pipe 24 flexibly connects with the sealing of ventilation flue's 16 external port, and guide head 17 firmly is installed in movable bend pipe 24 another port.Be contained on the housing 12 of independent raft body 1-1 upper bottom surface (little bottom surface) as anchor fitting 7 with gim peg 22.4 be provided with gangway 6 and baffling device 3 be housed, be provided with air extractor vent 8 and gas operated device 5 is housed and at upper bottom surface anchor fitting 7 is housed finish the independent raft body 1-1 sealing and fixing of making and form raft body 1, reinforce support with internal overarm support 26 and outer strut 27 as 2 pairs of raft bodies of supporting frame 1, the dress hauling rope is formed the raft rooms as draw gear 4 on the supporting frame 2 of each vertex position outside raft body 1.

Embodiment three: the raft room is whole raft formula.In the accompanying drawings, with the long a of rib be length get 6 internal overarm supports 26 make in the positive tetrahedron framework, long d is that length is got positive tetrahedron framework outside strut 27 is made outside 6 with rib in this framework periphery, is that length is got 4 hounds 29 and connected inside and outside positive tetrahedron corresponding vertex and make supporting frame 2 with the long f of rib.On 4 equilateral triangle faces that 4 equilateral triangle faces forming at internal overarm support 26 and outer strut 27 are formed, reserve enter the mouth 6 and air extractor vent 8 usefulness housings 12 make the raft body 1 of integral sealing.With sleeve set collar 31 as gangway anchor fitting 30 will be by sleeve 9, climb closing appliance 33 sealing and fixing that rope 18, rope sling 19 and bolt rope 28 form on gangway 6.With catheter anchoring system 34 with ventilation flue's 16 sealing and fixing on air extractor vent 8, dress conduit capping 14 on ventilation flue's 16 inner port, adorn the activity bent-tube boiler obstructing tube of forming by reaction plate 23 and movable bend pipe 24 35 in ventilation flue 16 outer ends, reaction plate 23 entangles ventilation flue 16 outer ends and carries out fixing, movable bend pipe 24 flexibly connects with the sealing of ventilation flue's 16 external port, and guide head 17 firmly is installed in movable bend pipe 24 another port.Be contained on the raft body 1 inside face housing 12 as anchor fitting 7 with set collar 11.Outside raft body 1, adorn eye hitch on the supporting frame 2 of each vertex position as draw gear 4.Finish the manufacturing of raft room.

The manufacturing in this raft room can be made up by different needs, can adopt the manufacture method of other ship raft waterborne, also can adopt the manufacture method of aerated lifesaving device.The raft room that manufactures the polyhedral structure is of the present invention basic.

Claims

1. raft room, form the raft body by force structure with enough bearing capacities and buoyancy aid with enough buoyancy, it is characterized in that: described raft room is by raft body (1), supporting frame (2) and draw gear (3) are formed, polyhedral is made by raft body (1) in described raft room, raft body (1) is by carrying whole raft room and setting load-carrying and can keep afloat and provide the force structure of enough buoyancy and buoyancy aid to make polyhedral for the raft room reaches operating needs, each face can both carry whole raft room and set load-carrying and can keep afloat enough buoyancy is provided for the raft room reaches operating needs, all be provided with gangway (6) on each face and baffling device (3) is housed, be provided with air extractor vent (8) and gas operated device (5) is housed, at raft body (1) inside face anchor fitting (7) is housed, supporting frame (2) is reinforced raft body (1) and is supported, and draw gear (4) is equipped with in a plurality of positions outside raft body (1).

2. raft according to claim 1 room, it is characterized in that: the positive tetrahedron shape is made by raft body (1) in described raft room, raft body (1) is by carrying whole raft room and setting load-carrying and can keep afloat and provide housing of enough buoyancy (12) or housing (12) and buoyancy aid (13) to make the positive tetrahedron shape for the raft room reaches operating needs, each equilateral triangle face can both carry whole raft room and set load-carrying and can keep afloat enough buoyancy is provided for the raft room reaches operating needs, all be provided with gangway (6) on each face and the baffling device of being made up of gangway anchor fitting (30) and closing appliance (33) (3) is housed, be provided with air extractor vent (8) and be equipped with by catheter anchoring system (34), ventilation flue (16), obstructing tube, the gas operated device (5) that guide head (17) and conduit capping (14) are formed, anchor fitting (7) is housed on raft body (1) inside face housing (12), supporting frame (2) is supported the rib and the reinforcing of important force part of raft body (1) by load-carrying element, outer each vertex position dress draw gear (4) of raft body (1).

3. raft according to claim 1 and 2 room, it is characterized in that: described raft room is whole raft formula, form supporting frame (2) by internal overarm support (26), outer strut (27) and hound (29), make buoyancy tank with housing (12) sealing and fixing and recharge buoyancy aid (13) composition raft body as raft body (1) or with housing (12) sealing and fixing on four equilateral triangle faces that four equilateral triangle faces that internal overarm support (26) is formed and outer strut (27) are formed, each summit supporting frame (2) is upward adorned eye hitch as draw gear (4) outside raft body (1); Described raft room is a split raft formula, make four same pentahedron buoyancy tanks by housing (12) and form four same pentahedron independence raft bodies (1-1) as independent raft body (1-1) or by housing (12) and buoyancy aid (13), with internal overarm support (26), outer strut (27) and hound (29) are made the supporting frame (2) that is fit to independent raft body (1-1), four independent raft bodies (1-1) sealing and fixing is gone up composition raft body (1) at supporting frame (2), or form raft body (1) with four independent raft bodies (1-1) sealing and fixing, reinforce by internal overarm support (26) and outer strut (27) again and support, outside raft body (1), adorn hauling rope on each summit as draw gear (4).

4. according to claim 1,2 or 3 described raft rooms, it is characterized in that: described baffling device (3) by gangway anchor fitting (30) with closing appliance (33) sealing and fixing on gangway (6), the sealing state of gangway (6) is adjusted; Described baffling device (3) is the sleeve formula, by sleeve set collar (31) sleeve (9) one port sealings is fastened on the gangway (6), and sleeve (9) another port is made rope sling (19) and adorned bolt rope (28), and sleeve (9) inwall is connected to climbs rope (18); Described baffling device (3) is the capping formula, by capping mounting ring (32) sealing and fixing in the gangway (6) inner port and adorn capping (20), block water plate (25) sealing and fixing in the gangway (6) external port along the top and dress resistance curtain (21).

5. according to claim 1,2 or 3 described raft rooms, it is characterized in that: described gas operated device (5) with catheter anchoring system (34) with ventilation flue (16) sealing and fixing in air extractor vent (8), in the conduit capping (14) of ventilation flue (16) inner port dress, external port connects obstructing tube, guide head (17) is installed in the obstructing tube another port firmly: described gas operated device (5) is the breather hose formula, by catheter anchoring system (34) with ventilation flue (16) sealing and fixing in air extractor vent (8), the conduit capping (14) of ventilation flue (16) inner port dress, external port and breather hose (15) one port sealings are connected firmly, and guide head (17) firmly is installed in breather hose (15) another port; Described obstructing tube with breather hose (15) as breather hose formula obstructing tube (10); Described gas operated device (5) is the activity bent-tube boiler, by catheter anchoring system (34) with ventilation flue (16) sealing and fixing in air extractor vent (8), the conduit capping (14) of ventilation flue (16) inner port dress, the outer end is passed reaction plate (23) and is carried out fixing by reaction plate (23), external port and movable bend pipe (24) one port sealings flexibly connect, and guide head (17) firmly is installed in movable bend pipe (24) another port; Described obstructing tube is an activity bent-tube boiler obstructing tube (35), is made up of reaction plate (23) and movable bend pipe (24).

6. according to claim 1,2 or 3 described raft rooms, it is characterized in that: described anchor fitting (7) is installed on raft body (1) the inside face housing (12) for set collar (11) or gim peg (22).