The content of the invention
It is an object of the invention to:For above-mentioned problem, there is provided a kind of liquid-adding device peculiar to vessel, device operation letter
Single, liquid feeding rifle connects disconnection with liquid feeding gun platform conveniently, improves liquid feeding efficiency, and the liquid-adding device good sealing effect.
The technical solution adopted by the present invention is as follows:
The invention discloses a kind of liquid-adding device peculiar to vessel, and it includes liquid feeding rifle and liquid feeding gun platform;The liquid feeding rifle includes gun body, rifle
Gun body valve element is fixedly installed in vivo, gun body valve core upper sleeve is provided with sliding seal and sliding seal return unit, the slip
Seal return unit promotes sliding seal to be moved along gun body valve element, sliding seal is sealed gun body outlet end;
The liquid feeding gun platform includes gun platform body, and gun platform body activity is provided with gun platform valve element, and gun platform valve core upper sleeve is provided with gun platform valve
Core return unit, the gun platform valve core reset part promote gun platform valve element to be moved in gun platform body, enter gun platform seal spool gun platform body
Liquid end;
The liquid feeding rifle is connected with liquid feeding gun platform by helical structure matching, liquid feeding gun platform liquid feeding end insertion liquid feeding rifle outlet end
Afterwards, liquid feeding rifle is rotated, gun body is moved to gun platform body, gun body valve element extruder seat valve core, gun platform body is extruded on gun body valve element
Sliding seal, makes liquid feeding rifle and is connected inside liquid feeding gun platform.
Due to said structure, liquid feeding rifle is connected with liquid feeding gun platform using helical structure, be instead of existing liquid-adding device and is used
Bolt and flange connect liquid feeding rifle and liquid feeding gun platform, in liquid feeding rifle and liquid feeding gun platform connection procedure, without using extra instrument,
Liquid feeding rifle and liquid feeding gun platform are connected and disconnected from rapid and convenient.Liquid feeding rifle and liquid feeding gun platform are connected using helical structure simultaneously, together
When, in liquid feeding rifle and liquid feeding gun platform handshaking procedures, the rotation of liquid feeding rifle, top, which is opened, in gun platform body insertion gun body is slidingly sealed component, rifle
Shooting pedestal valve element in top in body valve element insertion gun platform body, gun body and gun platform body are just turned on after being mutually inserted, and avoid gun body
The phenomenon of leakage caused by turning on is touched with gun platform body rigid connection.
Further, directive wheel is provided with the gun body inwall, helical groove is provided with the external wall of gun platform;Gun platform body
When in insertion gun body and rotating, match in directive wheel insertion helical groove with helical groove, and slided along helical groove;It is described
Liquid feeding rifle is connected with liquid feeding gun platform by directive wheel with the helical structure that helical groove forms.
Due to said structure, the helical structure of the composition of directive wheel and helical groove, make liquid feeding rifle and liquid feeding gun platform spiral
Connection.It is easy to the connection and dismounting of liquid feeding rifle and liquid feeding gun platform.
Further, described helical groove one end is provided with Access Division, and the Access Division is used to prevent liquid feeding rifle and liquid feeding
Gun platform departs from connection, and the Access Division is arranged on the external wall of gun platform at liquid feeding end.
Due to said structure, after Access Division can prevent liquid feeding rifle and the sealed connection of liquid feeding gun platform, a small amount of liquid gasification
The problem of causing the body of a gun to eject backward.
Further, the Access Division is the straight-line groove that is connected with helical groove, on the straight-line groove and gun body inwall
Directive wheel matches;The straight-line groove, formed with angle, makes directive wheel be limited in angle with helical groove transition position.
Due to said structure, the body of a gun is allowed after both ends valve element all seals by rotation, it is also necessary to is rotated a certain angle again
It gun body is departed from gun platform body, ensure safety.
Further, the gun body liquid feeding end is provided with gun body valve element fixed part, and the gun body valve element fixed part is by gun body
Valve element is fixedly installed in gun body.
Further, conduit coupling is arranged with the gun body liquid feeding end, the conduit coupling connects including pipeline
Set and gun body valve element fixed part, the pipe connecting sleeve are set on gun body liquid feeding end, and are relatively rotated with gun body;The gun body
Valve element fixed part is arranged in pipe connecting sleeve, and gun body valve element is fixedly installed in gun body.
Because the liquid feeding end of liquid feeding rifle is connected on liquid-feeding tube, in the present invention, liquid feeding rifle and liquid feeding gun platform are to pass through
Helical structure is connected, and can not be moved on mouth because liquid feeding gun platform is fixed on LNG fuel ships and filled, therefore can only rotate liquid feeding rifle,
Liquid feeding rifle is set to coordinate with liquid feeding gun platform.For the ease of rotating liquid feeding rifle, conduit coupling is arranged on liquid feeding rifle, and connect pipeline
It can be rotated between fitting and liquid feeding rifle, so be easy to liquid feeding rifle to rotate;If liquid feeding rifle does not rotate with connector, revolve
Drive liquid-feeding tube rotation can be arrived by turning liquid feeding rifle, rotate liquid feeding rifle gruelling, and rotation distance is limited, and can only be in liquid-feeding tube
Liquid feeding rifle could be rotated in the case of for flexible pipe.
And it is of the invention after liquid feeding rifle liquid feeding end installs rotatable conduit coupling additional, the rotation of liquid feeding rifle is convenient,.
Further, described gun body valve element one end is connected with gun body valve element fixed part, is provided with the gun body valve element other end
Gun body valve head;The sliding seal return unit and sliding seal are set on gun body valve element, and the sliding seal resets
Part is sliding seal back-moving spring, and sliding seal back-moving spring one end contacts with gun body valve element fixed part, the other end and cunning
Dynamic seal contacts;The sliding seal back-moving spring extruding sliding seal contacts with gun body valve head, makes sliding seal
Seal gun body outlet end.
Further, the sliding seal includes sealing shroud and the guide part being fixedly installed in sealing shroud;It is described close
Big envelope inwall and valve head contact outside, sealing shroud outer wall contact with gun body inwall;The guide part is set on gun body valve element, band
Movable sealing sleeve moves along valve element;The sliding seal back-moving spring and the side contacts of guide part one, and extrude guide part opposite side
Compress gun body valve head.
Because gun body valve element is fixedly disposed inside gun body, therefore the liquid outlet channel of gun body outlet end is in valve element and rifle
Formed between internal wall, valve head is wrapped in it by sealing shroud, is contacted on the inside of sealing shroud with valve head, outside contacts with gun body inwall
And then gun body outlet end is sealed.
Further, rolling element, the rolling element and rifle are provided with the rotation connection of the pipe connecting sleeve and gun body
External wall and conduit coupling inwall contact;The rolling element is silicon nitride ceramic ball.
Due to said structure, the setting of rolling element, make to form rolling friction between adapter sleeve and gun body, be easy to gun body to rotate,
Gun body is reduced with being connected the abrasion of inner room simultaneously.Rolling element is that silicon nitride ceramic ball can reduce coefficient of friction, and improving equipment makes
Use the life-span.
Further, the gun platform body is internally provided with gun platform valve element guide sleeve, and the gun platform valve element guide sleeve is located at rifle
Pedestal outlet end, described gun platform valve element one end passes through gun platform valve element guide sleeve, and is moved along gun platform valve element guide sleeve in gun platform body
It is dynamic;Gun platform valve head is provided with the gun platform valve element other end, the gun platform valve core upper sleeve is provided with seat valve core return unit, the rifle
Seat valve core return unit is gun platform valve core reseting spring, and gun platform valve core reseting spring one end contacts with gun platform valve head, the other end and seat
Valve element guide sleeve contacts;The gun platform valve core reseting spring promotes gun platform valve head sealer gun pedestal liquid feeding end.
Due to said structure, the opening and closing of the mobile control gun platform body liquid feeding end of gun platform valve element, and gun platform valve core reseting spring
All the time the valve head sealer gun pedestal liquid feeding end on extruder seat valve core.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows:
The liquid-adding device peculiar to vessel of the present invention replaces the connected mode of bolt and flange, liquid feeding rifle and liquid feeding gun platform using helical structure
Connection break, open it is convenient and swift, it is simple to operate.Gun body and gun platform body are just turned on after being mutually inserted, and avoid gun body and gun platform
Body rigid connection touches turn on caused by the phenomenon of leakage, it is safe and reliable during liquid feeding.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
A kind of liquid-adding device peculiar to vessel, it includes liquid feeding rifle and liquid feeding gun platform;The liquid feeding rifle includes gun body 8, consolidates in gun body 8
Surely gun body valve element 14 is provided with, sliding seal 7 and sliding seal return unit 13, the slip are arranged with gun body valve element 14
Seal return unit 13 promotes sliding seal 7 to be moved along gun body valve element, sliding seal 7 is sealed the outlet end of gun body 8;It is described
Liquid feeding gun platform includes gun platform body 15, is movably set with gun platform valve element 17 in gun platform body 15, gun platform valve is arranged with gun platform valve element 17
The return unit of core 17, the return unit of gun platform valve element 17 promote gun platform valve element 17 to be moved in gun platform body 15, make gun platform valve element 17 close
Seal the liquid feeding end of gun platform body 15;The liquid feeding rifle is connected with liquid feeding gun platform by helical structure matching, the insertion of liquid feeding gun platform liquid feeding end
After liquid feeding rifle outlet end, liquid feeding rifle is rotated, gun body 8 is moved to gun platform body 15, the extruder seat valve core 17 of gun body valve element 14, gun platform
Body 15 extrudes the sliding seal 7 on gun body valve element 14, makes liquid feeding rifle and is connected inside liquid feeding gun platform.
The liquid feeding rifle is connected with liquid feeding gun platform using helical structure, and the helical structure can be screw thread or cam structure,
And the present embodiment is provided with directive wheel 9 then using cam structure on the inwall of gun body 8, it is provided with the outer wall of gun platform body 15
Helical groove 20;When gun platform body 15 is inserted in gun body 8 and rotated, directive wheel 9 is embedded in helical groove 20 and the phase of helical groove 20
Matching, and slided along helical groove 20;The spiral that the liquid feeding rifle and liquid feeding gun platform are made up of directive wheel 9 and helical groove 20
Structure is connected.The groove is cam path.
Described one end of helical groove 20 is provided with Access Division 21, and the Access Division 21 is used to prevent liquid feeding rifle and liquid feeding gun platform
Depart from connection, the Access Division 21 is arranged on the outer wall of gun platform body 15 at liquid feeding end.
The Access Division 21 is the straight-line groove being connected with helical groove, the straight-line groove and the directive wheel 9 on the inwall of gun body 8
Match;The straight-line groove, formed with angle, makes directive wheel 9 be limited in angle with helical groove transition position.
The liquid feeding end of gun body 8 is provided with gun body valve element fixed part 3, and the gun body valve element fixed part 3 is by gun body valve element 14
It is fixedly installed in gun body 8.
Or conduit coupling is arranged with the liquid feeding end of gun body 8, the conduit coupling includes pipe connecting sleeve 4 and gun body
Valve element fixed part 3, the pipe connecting sleeve 4 are set on the liquid feeding end of gun body 8, and are relatively rotated with gun body;The gun body valve element
Fixed part 3 is arranged in pipe connecting sleeve 4, and gun body valve element 14 is fixedly installed in gun body 8.The present embodiment is in gun body feed liquor
Conduit coupling is set at end.
Valve element fixed part is arranged on the liquid feeding end of gun body 8, offers through hole thereon, and the through hole is inserted in the one end of gun body valve element 14
It is interior, and be fixed on valve element fixed part.Gun body valve head 11 is provided with the other end of gun body valve element 14;The sliding seal resets
Part 13 and sliding seal 7 are set on gun body valve element 14, and the sliding seal return unit 13 is that sliding seal resets bullet
Spring, sliding seal back-moving spring one end contact with gun body valve element fixed part 3, and the other end contacts with sliding seal 7;The cunning
Dynamic seal back-moving spring extruding sliding seal 7 contacts with gun body valve head 11, sliding seal 7 is sealed the outlet end of gun body 8.
The sliding seal 7 includes sealing shroud and the guide part being fixedly installed in sealing shroud;The sealing shroud inwall
With valve head contact outside, sealing shroud outer wall contacts with the inwall of gun body 8;The guide part is set on gun body valve element 14, is driven close
Big envelope moves along valve element;The sliding seal back-moving spring and the side contacts of guide part one, and extrude another side compression of guide part
Gun body valve head 11;Sliding seal back-moving spring makes sliding seal 7 seal the outlet end of gun body 8 all the time.
The gun body 8 and sealing shroud stepped, from the liquid feeding end of gun body 8 to outlet end, gun body 8 and sealing shroud bore are gradual
Become big, and gun body 8 is identical with the number of steps of sealing shroud and is mutually matched, and makes all the time at each step, the outer wall and rifle of sealing shroud
The inwall of body 8 contacts with each other.Due to this ledge structure, multiple sealing is formd between gun body 8 and sealing shroud, is effectively avoided
The generation of the phenomenon of leakage.
Be provided with rolling element 6 at the rotation connection of the pipe connecting sleeve 4 and gun body 8, the rolling element 6 with outside gun body 8
Wall and the contact of conduit coupling inwall;The rolling element 6 is silicon nitride ceramic ball.Silicon nitride ceramic ball peace is provided with sealing shroud
Hole is filled, is sealed in after silicon nitride ceramic ball is arranged in mounting hole with the wall contacts of gun body 8, silicon nitride ceramic ball by end socket 5
In mounting hole.
The gun platform body 15 is internally provided with gun platform valve element guide sleeve 16, and the gun platform valve element guide sleeve 16 is located at gun platform body
15 outlet ends, described one end of gun platform valve element 17 pass through gun platform valve element guide sleeve 16, and along gun platform valve element guide sleeve 16 in gun platform body
Moved in 15;Gun platform valve head 19 is provided with the other end of gun platform valve element 17, seat valve core is arranged with the gun platform valve element 17
Return unit 18, the return unit of gun platform valve element 17 are the back-moving spring of gun platform valve element 17, the back-moving spring one end of gun platform valve element 17 and rifle
Seat valve first 19 contacts, and the other end contacts with seat valve core guide sleeve;The back-moving spring of gun platform valve element 17 promotes gun platform valve head 19 close
Seal the liquid feeding end of gun platform body 15.
The liquid feeding end of the conduit coupling is connected with transit joint 2, and the transit joint 2 connects with conduit coupling screw thread
Connect;The transit joint 2 is connected by ball face sealing joint 1 with liquid-feeding tube.
Due to said structure, by transit joint 2, it is easy to being connected to liquid feeding rifle more convenient stabilization on liquid-feeding tube.
Improve sealing effectiveness.
Rotation hand wheel 12 is also arranged with the outer wall of gun body 8.The handwheel is easy to the rotation during the connection disassembling of gun body 8
Turn.
Relief hole 10 is additionally provided with the body of a gun or gun platform, the relief hole is released before being used for liquid feeding rifle and liquid feeding gun platform separately
Fire body 8 and the internal pressure of gun platform body 15.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.