CN201873939U - Hidden floating bridge device - Google Patents
Hidden floating bridge device Download PDFInfo
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- CN201873939U CN201873939U CN2010205271702U CN201020527170U CN201873939U CN 201873939 U CN201873939 U CN 201873939U CN 2010205271702 U CN2010205271702 U CN 2010205271702U CN 201020527170 U CN201020527170 U CN 201020527170U CN 201873939 U CN201873939 U CN 201873939U
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Abstract
The utility model discloses a hidden floating bridge device used for war period. A pneumatic water inlet and draining valve is arranged at the upper and the lower of the side wall separately inside a floating box, both the upper and the lower water inlet and draining valves arranged inside the floating box of a floating bridge are opened utilizing compressed air, and water inlet and draining of the floating box are realized by matching of the pressure of the compressed air in the floating box during water draining so as to realize the sinking and floating of the floating box in water and hide the floating bridge into a river bottom when risk occurs to avoid the attack and damage of enemies. The floating bridge emerges on the water surface and is spanned above the river surface so that vehicles can pass when needed, and the hiding and emerging of the float bridge device are fast; when the floating bridge is dismounted into single floating boxes, a gasoline engine propeller is arranged at one end of each single floating box, and the floating box can sail and move on the river surface with the propeller as the power to be matched with assembly and connection of the bridge.
Description
Technical field
The utility model relates to the hiding pontoon bridge device that a kind of wartime uses, and it can be when the wartime needs stashes fast and allow it lose target being erected at pontoon bridge on the river surface, avoids the weapon of adverse party that it is attacked and destroys.
Background technology
The vast rivers in China soil are numerous, on these numerous rivers, various dismountable floating box type pontoon bridges have been set up in order to have a good transport service, also developed the detachable belt pontoon bridge of forming by buoyancy tank for the needs of war in China's military affairs, the sort of pontoon bridge all is to be assembled by buoyancy tank one by one, it is huge that these pontoon bridges are erected on the river surface the heavy target of equipment, and wartime air defense difficulty can become the target of attack of weapons such as adverse party aircraft, guided missile.
The utility model content
The problem that this case solves is to stash fast adventurous the time and allow it lose target being erected at the pontoon bridge of being made up of buoyancy tank on the river surface in the wartime, avoids the weapons such as aircraft, guided missile of adverse party that it is attacked and destroys.
For addressing the above problem this case is that the buoyancy tank one by one of composition pontoon bridge is sealed, and in the buoyancy tank pneumatic water-inflow and drain valve is being set one by one, when needing pneumatic water-inflow and drain valve is opened, allow the outer river of buoyancy tank enter and make buoyancy tank loss of buoyance submerged one by one in the buoyancy tank, make it on the water surface, lose target and stash.When need be erected on the river surface vehicle pass-through to them, the pneumatic water-inflow and drain valve of device on buoyancy tank discharged the water in the buoyancy tank one by one fast, makes it recover buoyancy and emerges to be erected at and allow vehicle pass-through on the river surface.
Two weep holes up and down are set on the sidewall on each buoyancy tank of composition pontoon bridge, two pneumatic water-inflow and drain valves of device in each buoyancy tank, pneumatic water-inflow and drain valve device is on the weep hole of the bottom on the buoyancy tank inside wall near lower panel, pneumatic water-inflow and drain valve device is on the weep hole of the top on the buoyancy tank inside wall near top panel, and two pneumatic water-inflow and drain valves vertically stagger when installing.Top panel directly over two pneumatic water-inflow and drain valves is arranged with control cabinet, the rotating shaft of the manually opened valve-off of pneumatic water-inflow and drain valve is connected in the control cabinet by the circular hole on the base plate of control cabinet with long connecting rod, the rotating shaft of the manually opened valve-off of pneumatic water-inflow and drain valve directly by the circular hole device on the control cabinet base plate in control cabinet, long connecting rod and rotating shaft they when entering the control cabinet base plate and the circular hole on the base plate adopt clearance seal, long connecting rod and rotating shaft they to enter the termination of exposing in the control cabinet be two identical cubic types.Base plate in the control cabinet is provided with three manual two position three-way valves, and manually two position three-way valve is connected with device tracheae wire terminal on the pneumatic water-inflow and drain valve in buoyancy tank with the tracheae line.Manually two position three-way valve is connected with device tracheae wire terminal on the pneumatic water-inflow and drain valve in buoyancy tank with the tracheae line, manually two position three-way valve leads in the buoyancy tank, and the ready-packaged joint that the last end joint of three manual two position three-way valves is all unified the device standard conveniently is connected fast with air line.
Pneumatic water-inflow and drain valve be realize buoyancy tank sink to the emersion river in vitals, its device of pneumatic water-inflow and drain valve is on the bottom and the top of buoyancy tank inside wall, it cooperates with air pressure responsible buoyancy tank interior advance draining.Pneumatic water-inflow and drain valve has the valve part, manually opened valve part, and pneumatic Open valve partly waits three parts to form.Its valve part, manually opened valve part, pneumatic Open valve part is all installed in housing, it has a linkage to connect valve part, manually opened valve part, pneumatic Open valve part at the housing center, and the manually opened and pneumatic unlatching of valve is finished by this root connecting rod all the time.In the termination of connecting rod, and the valve plate seat is on valve seat with fixed by nut for the valve valve plate, installs a spring between valve cavity internal valve gate seat inboard and the round iron that connecting rod links to each other, the elastic force of bullet Huang by round iron and connecting rod make valve plate tightly be attached to valve-off on the valve seat.Can be respectively with manual and pneumatic Open valve, rotate the rotating shaft of pneumatic water-inflow and drain valve side during manually opened and valve-off, drive device and turn to big face at connecting rod side eccentric wheel by facet, the elastic force that forces a round iron that links to each other with connecting rod overcome spring in the eccentric wheel rotating process makes to move outside the valve plate opens valve.Rotating shaft drives eccentric wheel and turns to facet by big face during valve-off, and valve plate moves inward seat valve-off on valve seat rapidly under the effect of spring force.Realize with compressed air during pneumatic opening and closing valve, pneumatic Open valve device device is at an end of pneumatic water-inflow and drain valve, it has an airtight cavity, the outer end of cavity is a metal shell, second half inboard of cavity is a rubber cup, the gas-charging connection of compressed air from the external end of closed chamber led in the airtight cavity, had in the airtight cavity that the rubber cup in the airtight cavity will outwards move behind the compressed air of certain pressure under compressed-air actuated pressure effect, and the elastic force that the round iron that promotes to be connected link end overcomes spring is opened valve.Bleed off compressed air in its airtight cavity during valve-off and make in the airtight cavity and lose pressure, valve plate can return rapidly under the effect of spring force and make valve plate seat valve-off on valve seat.
Pneumatic water-inflow and drain valve device respectively has one in the upper and lower of buoyancy tank inside wall, with screw their flange is connected with weep hole on the buoyancy tank sidewall, its hand switch rotating shaft is connected in the control cabinet under the buoyancy tank top panel with long connecting rod up, can be from the artificial pneumatic water-inflow and drain valve of opening and closing on the top panel of buoyancy tank.Be provided with three manual two position three-way valves in the control cabinet, two manual two position three-way valves are arranged, and each is connected on the suction nozzle of pneumatic water-inflow and drain valve back-end sealing cavity with a tracheae line, has a manual two position three-way valve to lead in the buoyancy tank.Latent my place is provided with an air compressor and produces compressed air on the riverbank, guides on three interior manual two position three-way valves of control cabinet on the buoyancy tank with tracheae bundle of lines compressed air.When needing buoyancy tank to sink, two manual two position three-way valves in the operation control box enter in two seal chambers on pneumatic water-inflow and drain valve one end compressed air and open two valves on the pneumatic water-inflow and drain valve, the river of buoyancy tank outside will enter into buoyancy tank inside at the valve opening of the pneumatic water-inflow and drain valve in buoyancy tank bottom from device, the river of buoyancy tank outside enter in the floating box through the valve opening of water-inflow and drain valve endlessly and the air of buoyancy tank inside from the pneumatic water-inflow and drain valve discharge of device on buoyancy tank inside wall top, enter a large amount of rivers in the buoyancy tank after the buoyancy tank loss of buoyance sink to the water river bed.Buoyancy tank sinks to behind the river bed to be entered in the water near two manual two position three-way valves in the buoyancy tank operation control box by the diver two pneumatic compressed air that advance in the airtight cavity of draining is bled off, and makes airtight cavity lose the pressure closes valve door.Remove the tracheae line on the logical manual two position three-way valve, buoyancy tank is hidden in has lost target in the water on the water surface with regard to silently the river bed that lies in like this.When needing the buoyancy tank come-up, by the diver enter in the water be connected the tracheae line on three manual two position three-way valves in the control cabinet near buoyancy tank on, manual two position three-way valve handle assembly pneumatic water-inflow and drain valve of bottom in buoyancy tank in the operation control box is opened, a manual two position three-way valve that leads in the buoyancy tank being opened makes compressed air enter the certain pressure of generation in the inherent floating box of buoyancy tank again, water in the floating box can flow out the pneumatic water-inflow and drain valve valve hole that open the bottom in buoyancy tank under the effect of pressure, compressed air constantly enters in the buoyancy tank in a steady stream, because of the light air of air ratio water in the upper water of buoyancy tank bottom at buoyancy tank, river flows out from the pneumatic water-inflow and drain valve valve hole of opening endlessly, the buoyancy that water in the buoyancy tank reduces to a certain degree buoyancy tank generation emerges buoyancy tank, after buoyancy tank emerges the water in the buoyancy tank has been arranged, a manual two position three-way valve in the operation control box bleeds off the compressed air of device in the airtight cavity of pneumatic water-inflow and drain valve of buoyancy tank lower inside makes its valve closing, removes the tracheae line and opens compressed air gate in the buoyancy tank and bleed off compressed air in the buoyancy tank and make the pressure inside and outside the buoyancy tank parallel.At this moment can be erected at river surface capable of vehicle pass-through for buoyancy tank.
When the pontoon bridge of buoyancy tank composition sinks to the river bed, can the springboard on connection two banks at the pontoon bridge two ends of some buoyancy tanks compositions be taken down according to situation at that time, the buoyancy tank of whole pontoon bridge advance together on the spot full water on the spot submerged be hidden in the river bed, be allowed to condition at and lose target on the water surface.Also can the pontoon bridge that buoyancy tank is formed be disassembled, single buoyancy tank moves to other places and leaves the original place and sink to the river bed and hide, for the buoyancy tank conveniently moving is provided with the powered device that miniature gasoline engine is a power of buoyancy tank above the termination, it is by miniature gasoline engine, power transmission shaft, screw, rudder is formed, be miniature gasoline engine that two big latches of the powered device bottom of power insert in two jacks that match with big latch above the buoyancy tank terminations in the time of above its is installed, the power spin slurry that back miniature gasoline engine is a power in two jacks above its two big latches insertion buoyancy tank terminations just is fixed on the buoyancy tank, its miniature gasoline engine screw on buoyancy tank passes through the power transmission shaft Shen in water, spinning rope with the configuration of miniature gasoline engine itself makes its pull-up it drive screw rotation generation power, it is exactly a navigable single vessel that buoyancy tank has had power, can drive it and on river surface, dock the assembling pontoon bridge, can drive on river surface and navigate by water, can drive it leaves the former place of setting up pontoon bridge and transfers to other places, when the buoyancy tank submerged stashes, be miniature gasoline engine to extract to disassemble two jacks of two big latches from buoyancy tank of powered device bottom of power to transport.
It is individual for the buoyancy tank submerged is not turned under the impact of current, do not turn over a top panel that makes it (going up bridge floor) always up when making buoyancy tank be seated on the slope on the bottom, in buoyancy tank, be provided with pair buoyancy tank isometric with buoyancy tank, this pair buoyancy tank is on the top of buoyancy tank, at the center of being close under the top panel, independent sealedly do not intake in what situations.It produces certain buoyancy on the top of buoyancy tank, the weight that this buoyancy is far smaller than river in buoyancy tank self and the buoyancy tank does not influence the sinking of buoyancy tank, but this floatage energy that originates from buoyancy tank top stops buoyancy tank when welter time marquis, as the tumbler top panel always up.
After the described pontoon bridge of being made up of buoyancy tank of this case used the buoyancy tank water inlet to sink to the river bed concealing technology, it can sink to the river bed rapidly and stashes adventurous the time in the wartime, is allowed to condition at and loses target on the river surface, avoids the attack and the destruction of adverse party.It again can be very fast when needing emerge assembling to be erected at and allow vehicle pass-through on the river surface one by one.It is simple to realize that the river bed concealing technology is sunk in the water inlet of pontoon bridge buoyancy tank, and former buoyancy tank is changed not quite, easy to operate at the bottom of the cost, easily realizes.
Description of drawings
Below in conjunction with embodiment and accompanying drawing, describe structure of the present invention in detail and form and the course of work.
The pneumatic water-inflow and drain valve schematic appearance of Fig. 1.The angle that is easy to observe is drawn.
The pneumatic water-inflow and drain valve internal construction of Fig. 2 schematic diagram.The angle that is easy to observe is drawn.
Fig. 3 pontoon bridge buoyancy tank internal construction schematic diagram.The angle that is easy to observe is drawn.
Two identical cubic local enlarged diagrams of the manually opened small end head of the pneumatic water-inflow and drain valve of Fig. 4.
The local enlarged diagram of three manual two position three-way valves that is provided with on Fig. 5 control cabinet base plate.
Fig. 6 pontoon bridge buoyancy tank schematic appearance.The angle that is easy to observe is drawn.
The specific embodiment
Fig. 1 is pneumatic water-inflow and drain valve schematic appearance.The composition accessory of pneumatic water-inflow and drain valve is made with stainless steel, and it is made up of three parts, and its end is by valve plate 1, rubber pad 2, valve seat 4, the valve part that spring 9 is formed.Its other end is the pneumatic Open valve part that a seal chamber is formed it.Its stage casing is by rotating shaft 20, eccentric wheel 19, and round iron 11 is formed hand switch valve parts.
Fig. 2 is pneumatic water-inflow and drain valve internal construction schematic diagram.In order to illustrate its internal construction that it is cutd open half from the center, form it accessory all be circular accessory, other cuts open the shape of a deallocation spare part and the identical symmetry of shape of not cutd open deallocation spare some except that housing 5,6, housing 5 is valve portion housing parts, and housing 6 is housings of pneumatic Open valve part.Pneumatic water-inflow and drain valve is by housing 5, and the housing 6 of manually opened and pneumatic Open valve part is assembled into the column type housing of pneumatic water-inflow and drain valve jointly.Its connecting rod 8 devices run through valve, hand switch valve, pneumatic Open valve three parts in the tie rod holes 23 at column type housing center.Rubber pad 2 is made of one a termination that is fixed on connecting rod 8 with nut 22 back of the body caps 21 with valve plate 1, it abuts against on the valve seat 4 valve plate 1 in the outside of valve cavity with connecting root 8 fixing backs, round iron 10 usefulness centre bores are enclosed within on the connecting rod 8 in the valve cavity, pin 13 is fixed together round iron and connecting rod 8, spring 9 devices are between the inboard and round iron 10 of valve cavity internal valve gate seat 4, the elastic force of spring 9 acts on by round iron 10 connecting rods 8 and makes valve plate 1 tightly seat under the elastic force effect of spring 9 hide the valve hole of closing in the round valve seat 4 on the valve plate 1 on valve seat 4.Round iron 11 usefulness centre bores are enclosed within on the connecting rod 8 in the cavity of manually opened valve part, pin 12 is fixed together round iron 11 and connecting rod 8, side device at connecting rod has rotating shaft 20 and eccentric wheel 19, rotating shaft 20 can be done 360 ° of rotations with eccentric wheel 19, the periphery of eccentric wheel 19 has facet of a big face apart from the central axis of rotating shaft, the maximum of big face cuts sub-fraction and makes a little straight flange 24 is arranged on the circular arc limit, withstand on little straight flange 24 during Open valve and work to stablize valve on the plane of round iron 11 and be in opening, the circumferential edge of the facet of eccentric wheel 19 minimal face when valve-off has the gap of 2mm to guarantee that valve closing is tight apart from the plane of round iron 11.Seal chamber of device and round iron 18 in the pneumatic Open valve part, round iron 18 is connected in one with a termination of connecting rod 8.The seal chamber outer end is the rear end cap of being manufactured by stainless steel 15, the inner is that they constitute seal chamber jointly by rubber cup 14, the end central plane of rubber cup 14 abuts on the plane of round iron 18, and the center fixture of rear end cap has tracheae wire terminal 16 to be used for inflating in seal chamber.
Fig. 3 is a pontoon bridge buoyancy tank internal construction schematic diagram, two identical cubic local enlarged diagrams of the manually opened small end head of the pneumatic water-inflow and drain valve of Fig. 4, the local enlarged diagram of three manual two position three-way valves that is provided with on Fig. 5 control cabinet base plate, in order to observe the buoyancy tank internal construction buoyancy tank top panel 17 is cutd open, cut open one section paying buoyancy tank 26, control cabinet 28 is cutd open a part.Buoyancy tank is the big box body of rectangle that a metal sheet is manufactured, and its inside is provided with brace summer and pays 26, two pneumatic water-inflow and drain valves 27,29 of buoyancy tank.Pneumatic water-inflow and drain valve 27 bottoms of device on the buoyancy tank inside wall are near lower panel, pneumatic water-inflow and drain valve 29 tops of device on the buoyancy tank inside wall are near the position of top panel 17, two pneumatic water-inflow and drain valves vertically stagger when installing so that the manually opened long connecting rod 33 of the pneumatic water-inflow and drain valve 27 of energy device and the rotating shaft 20 of pneumatic water-inflow and drain valve 29, top panel 17 directly over two pneumatic water-inflow and drain valves is arranged with control cabinet 28, the rotating shaft 20 usefulness long connecting rods 33 of the manually opened and valve-off of pneumatic water-inflow and drain valve 27 are connected in the control cabinet 28 by the base plate of control cabinet 28, the rotating shaft 20 of the manually opened and valve-off of pneumatic water-inflow and drain valve 29 is directly passed through the bottom plate apparatus of control cabinet 28 in control cabinet 28, long connecting rod 33 and rotating shaft 20 they when entering control cabinet 28 base plates and base plate adopt clearance seal, long connecting rod 33 and rotating shaft 20 they to enter the termination that control cabinet 28 exposes be two identical cubic types, with realizing the manually opened of pneumatic water-inflow and drain valve and close they rotations with their supporting cubic sleeve barrel tools, these two opening and closing devices need not be in closed condition at ordinary times, meet just manually opened valve of deadly condition on occasion.The base plate of control cabinet 28 is provided with three manual two position three-way valves 3031,32, and manually two position three-way valve 30 usefulness tracheae lines are connected with device tracheae wire terminal 16 on the pneumatic water-inflow and drain valve 27 in buoyancy tank.Manually two position three-way valve has 31 usefulness tracheae lines to be connected with device tracheae wire terminal 16 on the pneumatic water-inflow and drain valve 29 in buoyancy tank, and manually two position three-way valve 32 leads in the buoyancy tank.The last end joint of three manual two position three-way valves is all unified the device ready-packaged joint in order to quick connection tracheae line, and control cabinet 28 openings have a lid 37 lids concordant with top panel in the above when not cuing open the buoyancy tank top panel up.In buoyancy tank, be provided with under the top panel and pay buoyancy tank 26, this pair buoyancy tank 26 is isometric with big buoyancy tank at the center below top panel 17, not its independent sealed when water inlet, this pair buoyancy tank 26 produces certain buoyancy when the buoyancy tank submerged, this buoyancy does not influence the sinking of buoyancy tank, and this floatage energy guarantees that buoyancy tank 35 is subjected to the impact of current to move or roll and can keeps buoyancy tank 35 top panels 17 up when stopping in water.
When utilizing said apparatus that water tank is sunk, tracheae line (Figure of description is not drawn) is connected three manual two position three-way valves 30 in the control cabinet 28 to them fast with ready-packaged joint respectively linking to each other with air compressor on the riverbank, 31, on 32, operating manual two position three-way valve 3031 makes compressed air enter two pneumatic water-inflow and drain valves 27, open the valve on the pneumatic water-inflow and drain valve in the airtight cavity on 29, the valve hole of the river of buoyancy tank outside from the pneumatic water-inflow and drain valve 27, the spring space enters in the buoyancy tank endlessly, air in the buoyancy tank is discharged from device valve hole on the pneumatic water-inflow and drain valve 29 in buoyancy tank, the river of buoyancy tank outside continues to enter makes the buoyancy of buoyancy tank reduce in the buoyancy tank, the buoyancy of buoyancy tank is reduced to and to a certain degree begins submerged, river is intake together from the valve hole on two pneumatic water-inflow and drain valves during the firm submerged of buoyancy tank, it will lie in the river bed silently after advancing full river fully in the buoyancy tank, and at this moment the diver enters in the water near the manual two position three-way valve 27 in the buoyancy tank operation control box 28,29 close air inlet bleeds off the valve that the air in them is closed them.Buoyancy tank when come-up diver enters in the water near buoyancy tank three the manual two position three-way valves 30 of tracheae line fast unit in control cabinet 28,31, on 32, opening manual two position three-way valve 30 compressed air enters on the pneumatic water-inflow and drain valve 27 seal chamber and opens valve, opening manual two position three-way valve 32 again allows compressed air enter the certain pressure of generation in the case, the water weight that enters into compressed air in the buoyancy tank contract the air light-water in buoyancy tank bottom compressed air at the buoyancy tank internal upper part, river in the buoyancy tank is being discharged outside the buoyancy tank from the valve hole of pneumatic water-inflow and drain valve 27 under the effect of compressed air pressure, river is discharged the buoyancy of the outer buoyancy tank of buoyancy tank endlessly in continuous increase, the buoyancy of buoyancy tank is increased to certain degree and emerges, at this moment buoyancy tank continues the air inlet draining, river in the buoyancy tank arrange back manual two position three-way valve 30 of operation and has been closed air inlet and bleed off air in pneumatic water-inflow and drain valve 27 seal chambers and make valve closing on the pneumatic water-inflow and drain valve 27, operates manual two position three-way valve 32 and closes air inlet and bleed off the interior air of buoyancy tank and make atmospheric equilibrium inside and outside the buoyancy tank.Remove tracheae line on three manual two position three-way valves, at this moment buoyancy tank swims in waterborne it is erected at and can allow vehicle pass-through on the river surface.
Fig. 6 is a pontoon bridge buoyancy tank schematic appearance, hiding the pontoon bridge device is made up of with the springboard that the pontoon bridge two ends are connected the limit, riverbank the pontoon bridge that many buoyancy tanks that link together constitute, two weep holes 39 up and down are set on the sidewall on each buoyancy tank of composition pontoon bridge, two pneumatic water-inflow and drain valves 27 of device in each buoyancy tank, 29, pneumatic water-inflow and drain valve 27 devices are on the weep hole 39 of the bottom on the buoyancy tank inside wall near lower panel, pneumatic water-inflow and drain valve 29 devices are on the weep hole 39 of the top on the buoyancy tank inside wall near top panel, the pontoon bridge buoyancy tank is the rectangle seal case of manufacturing with metal, compressed-air actuated pressure when bearing the buoyancy tank draining, the buoyancy tank casing will have enough intensity.The 37th, the loam cake of control cabinet 28.Be that floating box type pontoon bridge or military belt pontoon bridge all are to be formed by connecting by many buoyancy tank assemblings, on the spot the buoyancy tank one by one of forming pontoon bridge is all advanced full water integral body after pontoon bridge sinks in the river and can take the springboard at pontoon bridge two ends away when hiding and sink in the river and hide, also can be disassembled into single one by one buoyancy tank to pontoon bridge and move to the other places submerged and hide.For single buoyancy tank conveniently moving on the water surface, disposed with petrol engine, screw, the powered device 40 that rudder is formed, the chassis of this cover powered device 40 is arranged with two big latches 38, top panel 17 in buoyancy tank one termination is provided with and the big latch 38 corresponding pin holes that match 39, when needing mobile buoyancy tank powered device 40 is transported on the buoyancy tank, two big latches 38 below its chassis are inserted in the pin hole 39 on the buoyancy tank termination top panel 17, powered device 40 is sitting in a floating termination firmly under the effect of self gravitation, screw stretches in the water by power transmission shaft above the powered device 40.At this moment start the petrol engine running and drive propeller rotation generation power direction rudder grasp direction, buoyancy tank just can move navigation on the water surface, and can pull down carrying to it from buoyancy tank rapidly when buoyancy tank sinks and leave,
Comprehensive above-mentioned box pontoon bridge and the military belt pontoon bridge of forming by buoyancy tank, after the hiding pontoon bridge device device that uses this case to invent is equipped each buoyancy tank of composition pontoon bridge, can be whole or single submerged hide, be allowed to condition at and lose target on the water surface, avoid the attack and the destruction of adverse party.
Claims (4)
1. hiding pontoon bridge device, it is made up of with the springboard that the pontoon bridge two ends are connected the limit, riverbank the pontoon bridge that many buoyancy tanks that link together constitute, it is characterized in that: two weep holes 39 up and down are set on the sidewall on each buoyancy tank of composition pontoon bridge, two pneumatic water-inflow and drain valves (27 of device in each buoyancy tank, 29), pneumatic water-inflow and drain valve (27) device is on the weep hole (39) of the bottom on the buoyancy tank inside wall near lower panel, pneumatic water-inflow and drain valve (29) installs on the weep hole (39) of the top on the buoyancy tank inside wall near top panel, two pneumatic water-inflow and drain valves (27, vertically stagger when 29) installing; Two pneumatic water-inflow and drain valves (27,29) top panel directly over (17) is arranged with control cabinet (28), the rotating shaft (20) of the manually opened valve-off of pneumatic water-inflow and drain valve (27) is connected in the control cabinet (28) by the circular hole on the base plate of control cabinet (28) with long connecting rod (33), the rotating shaft (20) of the manually opened valve-off of pneumatic water-inflow and drain valve (29) directly by the circular hole device on control cabinet (28) base plate in control cabinet (28), long connecting rod (33) and rotating shaft (20) they when entering control cabinet (28) base plate and the circular hole on the base plate adopt clearance seal, long connecting rod (33) and rotating shaft (20) they to enter the termination of exposing in the control cabinet (28) be two identical cubic types; Base plate in the control cabinet (28) is provided with three manual two position three-way valves (30,31,32), and manually two position three-way valve (30) is connected with device tracheae wire terminal (16) on the pneumatic water-inflow and drain valve (27) in buoyancy tank with the tracheae line; Manually two position three-way valve (31) is connected with device tracheae wire terminal (16) on the pneumatic water-inflow and drain valve (29) in buoyancy tank with the tracheae line, manually two position three-way valve (32) leads in the buoyancy tank, and the last end joint of three manual two position three-way valves is all unified the device ready-packaged joint.
2. according to the described hiding pontoon bridge device of claim 1, it is characterized in that: described pneumatic water-inflow and drain valve is by the housing (5) of valve, the housing (6) of manually opened and pneumatic Open valve part is assembled into the column type shell body of pneumatic water-inflow and drain valve jointly, and its connecting rod (8) device runs through valve, hand switch valve, pneumatic Open valve three parts in the tie rod holes (23) at column type shell body center; Rubber pad (2) is made of one a termination that is fixed on connecting rod (8) with nut (22) back of the body cap (21) with valve plate (1), it abuts against on the valve seat (4) valve plate (1) in the outside of valve cavity with connecting the fixing back of root (8), round iron (10) is enclosed within on the connecting rod (8) with centre bore in the valve cavity, pin (13) is fixed together round iron (10) and connecting rod (8), and spring (9) installs between the inboard and round iron (10) of valve cavity internal valve gate seat (4); Round iron (11) is enclosed within on the connecting rod (8) with centre bore in the cavity of manually opened valve part, pin (12) is fixed together round iron (11) and connecting rod (8), side device at connecting rod has rotating shaft (20) and eccentric wheel (19), rotating shaft (20) can be done 360 ° of rotations with eccentric wheel (19), the periphery of eccentric wheel (19) has facet of a big face apart from the central axis of rotating shaft (20), the maximum of big face cuts sub-fraction and makes a little straight flange (24) is arranged on the circular arc limit, withstands on the plane of round iron (11) with little straight flange (24) during Open valve; Seal chamber of device and round iron (18) in the pneumatic Open valve part, they constitute seal chamber jointly end cap that the stainless steel of outer end is manufactured (15) and inner rubber cup (14), the end central plane of rubber cup (14) abuts on the plane of round iron (18), and the center fixture of end cap (15) has tracheae wire terminal (16).
3. according to the described hiding pontoon bridge device of claim 1, it is characterized in that: be provided with down near top panel (17) in described buoyancy tank and pay a buoyancy tank (26), this pair buoyancy tank (26) center of plate in the above is isometric with big buoyancy tank, and it is independent sealed.
4. according to the described hiding pontoon bridge device of claim 1, it is characterized in that: configuration powered device on described single pontoon bridge buoyancy tank, the chassis of this cover powered device is arranged with two big latches (38), the top panel (17) of buoyancy tank one termination is provided with and big corresponding two pin holes (39) that match of latch (38), and screw stretches in the water by power transmission shaft above the powered device (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205271702U CN201873939U (en) | 2010-09-08 | 2010-09-08 | Hidden floating bridge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205271702U CN201873939U (en) | 2010-09-08 | 2010-09-08 | Hidden floating bridge device |
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|---|---|
| CN201873939U true CN201873939U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205271702U Expired - Fee Related CN201873939U (en) | 2010-09-08 | 2010-09-08 | Hidden floating bridge device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194959A (en) * | 2013-04-11 | 2013-07-10 | 重庆交通大学西南水运工程科学研究所 | Floating bridge adaptable to changing of riverway water level and capable of meeting requirements of riverway navigation |
| CN105755947A (en) * | 2014-12-16 | 2016-07-13 | 湖北华舟重工应急装备股份有限公司 | Mobile modularized bridging latch mechanism |
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2010
- 2010-09-08 CN CN2010205271702U patent/CN201873939U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194959A (en) * | 2013-04-11 | 2013-07-10 | 重庆交通大学西南水运工程科学研究所 | Floating bridge adaptable to changing of riverway water level and capable of meeting requirements of riverway navigation |
| CN103194959B (en) * | 2013-04-11 | 2015-11-18 | 重庆交通大学西南水运工程科学研究所 | A kind of can adapt to river course SEA LEVEL VARIATION and meet river course navigation demand pontoon bridge |
| CN105755947A (en) * | 2014-12-16 | 2016-07-13 | 湖北华舟重工应急装备股份有限公司 | Mobile modularized bridging latch mechanism |
| CN105755947B (en) * | 2014-12-16 | 2017-10-17 | 湖北华舟重工应急装备股份有限公司 | A kind of mobile modularized bridging bridge bolt mechanism |
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Granted publication date: 20110622 Termination date: 20110908 |