CN213271137U

CN213271137U - Marine shunt valve

Info

Publication number: CN213271137U
Application number: CN202022023288.8U
Authority: CN
Inventors: 刘笑含
Original assignee: Tianjin Kaidi Valve Co ltd
Current assignee: Tianjin Kaidi Valve Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-05-25
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a marine shunt valve, which belongs to the technical field of marine valves and comprises a valve body, the top of the valve body is connected with a valve cover in a matching way, an inserting cavity is arranged in the valve cover, one end of the valve body is fixedly connected with a water inlet pipe, the surface of the valve body is fixedly connected with a plurality of shunt tubes, the inner wall of each shunt tube is provided with a thread groove, a valve core is arranged in the valve body, the top of the valve core is fixedly connected with a valve rod extending to the outside of the valve body, the outer side wall of the valve rod is fixedly connected with a protective sleeve, in the process of rotating the valve rod to control the opening and closing of the valve core, the protective sleeve synchronously rotates along with the valve rod, the normal use of the valve rod is not influenced, meanwhile, the protective sleeve can protect the joint of the valve rod and the valve body, isolate the external environment, reduce the corrosion of seawater or a humid environment on the valve rod and avoid the influence of the corrosion of the valve rod on the opening and closing of the valve.

Description

Marine shunt valve

Technical Field

The utility model relates to a marine valve technical field especially relates to a marine shunt valve.

Background

The marine valve is a device for controlling the pressure, flow and flow direction of fluid in a pipeline of a ship in order to meet the environmental conditions of the ship, and the valve is a control device of the fluid pipeline and has the basic functions of switching on or switching off the circulation of pipeline media, changing the circulation of the media, changing the flow direction of the media, adjusting the pressure and flow of the media and protecting the normal operation of the device of the pipeline.

Patent number is CN 209494969U's publication a marine shunt valve, and there is the sealing ring valve flange's surface through spring coupling, and when valve flange and pipeline flange's contact surface produced the clearance, the sealing ring outwards popped out under the effect of the inside spring of spring cavity, with pipeline flange in close contact with, effectively prevents that valve flange and pipeline flange's junction from producing the leakage.

The marine shunt valve has the following defects that 1, the valve rod part of the marine shunt valve is directly exposed outside and contacts with air, particularly, the connecting part of the valve rod and the valve body is easy to rust and corrode due to the influence of seawater corrosion and humid environment, and the normal opening and closing of the valve are influenced; 2. its shunt tubes quantity of traditional shunt valve is single, must select the shunt valve of suitable specification according to the quantity of connecting tube, leads to shunt valve's suitability lower, and the calandria of being not convenient for when needs increase water pipe, for this reason, we provide a marine shunt valve.

SUMMERY OF THE UTILITY MODEL

The utility model provides a marine shunt valve door aims at can playing the guard action to valve rod and valve body junction, reduces the condition that the junction corrodes, can adjust opening closed quantity of shunt tubes according to different user demand control simultaneously.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of marine shunt valve door, which comprises a valve body, valve body top cooperation is connected with the valve gap, the grafting chamber has been seted up to the valve gap inside, valve body one end fixedly connected with inlet tube, valve body fixed surface is connected with shunt tubes and shunt tubes are a plurality of, the thread groove has been seted up to the shunt tubes inner wall, valve body internally mounted has the case, case top fixedly connected with extends to the outside valve rod of valve body, valve rod lateral wall fixedly connected with protective sheath, the protective sheath bottom is pegged graft to the grafting intracavity portion, the shunt tubes can be dismantled through the thread groove and be connected with the screw cap.

Optionally, one end of the valve rod is fixedly connected with a handle, and the handle is located at one end, far away from the valve core, of the valve rod.

Optionally, a sealing ring a is bonded to the inner wall of the protective sleeve, and the sealing ring a is located at the joint of the protective sleeve and the valve rod.

Optionally, a sealing ring B is bonded to one side of the surface of the threaded cover, and the sealing ring B is located at the joint of the threaded cover and the flow dividing pipe.

The utility model has the advantages as follows:

1. the bottom of grafting chamber and protective sheath is seted up to the inside of valve gap is pegged graft to grafting intracavity portion for the protective sheath can rotate at grafting intracavity portion, the top fixed connection of protective sheath top and valve rod, the in-process that the case was opened and close is controlled in the rotation valve rod, the protective sheath is followed the valve rod and is rotated in step, can not influence the normal use of valve rod, the protective sheath can play the guard action to the junction of valve rod and valve body simultaneously, isolated external environment, reduce the corruption of sea water or humid environment to the valve rod, avoid valve rod corrosion to influence opening of valve closed.

2. The inlet tube that valve body one end is fixed is used for connecting the end of intaking, the thread groove has been seted up to the inner wall of shunt tubes and can be dismantled through the thread groove and be connected with the screw cap, the shunt tubes can be designed into different quantity according to different specifications and design demand, when needs connecting tube body, screw cap is screwed out along the thread groove, can make the shunt tubes open and conveniently be connected with the pipeline, the inside screw cap that twists of shunt tubes that does not use, the screw cap can play the sealing effect to the shunt tubes, do not influence the normal use of valve, compare in traditional shunt valve, can select the quantity of opening of shunt tubes according to different user demands are nimble, shunt valve's suitability has been improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a marine diverter valve according to an embodiment of the present invention;

fig. 2 is an external structural schematic diagram of a marine diverter valve according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a screw cap of a marine shunt valve according to an embodiment of the present invention.

In the figure: 1. a valve body; 2. a valve cover; 201. an insertion cavity; 3. a water inlet pipe; 4. a shunt tube; 401. a thread groove; 5. a valve core; 501. a valve stem; 502. a handle; 6. a protective sleeve; 601. a sealing ring A; 7. a threaded cap; 701. and a sealing ring B.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A marine diverter valve according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Referring to fig. 1, fig. 2 and fig. 3, the embodiment of the utility model provides a pair of marine shunt valve door, including

valve body

1, 1 top cooperation of valve body is connected with valve gap 2, grafting chamber 201 has been seted up to 2 inside of valve gap, 1 one end fixedly connected with inlet tube 3 of valve body, 1 fixed surface of valve body is connected with shunt tubes 4 and shunt tubes 4 is a plurality of, thread groove 401 has been seted up to shunt tubes 4 inner wall, 1 internally mounted of valve body has

case

5, 5 top fixedly connected with of case extend to 1 outside valve rod 501 of valve body, valve rod 501 lateral wall fixedly connected with

protective sheath

6, 6 bottom of protective sheath are inserted to grafting chamber 201 inside, shunt tubes 4 can dismantle through thread groove 401 and be connected with screw cap 7.

The example, in the in-process that the rotary valve pole 501 carries out control valve core 5 and opens and close, protective sheath 6 follows the synchronous rotation of valve pole 501, can not influence the normal use of valve pole 501, protective sheath 6 can play the guard action to the junction of valve pole 501 and valve body 1 simultaneously, isolated external environment, reduce the corruption of sea water or humid environment to valve pole 501, avoid valve pole 501 corrosion to influence opening of valve closed, screw cap 7 is twisted out along thread groove 401, can make shunt tubes 4 open and conveniently be connected with the pipeline, shunt tubes 4 inside the twist screw cap 7 of shunt tubes 4 who does not use, screw cap 7 can play the closure effect to shunt tubes 4, do not influence the normal use of valve, shunt tubes's suitability has been improved.

Referring to fig. 1 and 2, a handle 502 is fixedly connected to one end of the valve stem 501, and the handle 502 is located at one end of the valve stem 501, which is far away from the valve core 5.

Illustratively, the handle 502 fixed to the top of the valve stem 501 may facilitate the rotation of the valve stem 501 to control the opening and closing of the valve.

Referring to fig. 1, a sealing ring a601 is bonded to the inner wall of the protecting sleeve 6, and the sealing ring a601 is located at the joint of the protecting sleeve 6 and the valve rod 501.

Illustratively, the sealing performance at the joint can be improved by a sealing ring a601 installed at the joint of the protective cover 6 and the valve stem 501.

Referring to fig. 3, a sealing ring B701 is bonded to one side of the surface of the screw cap 7, and the sealing ring B701 is located at the joint of the screw cap 7 and the shunt tube 4.

For example, when the screw cap 7 is screwed closed, the sealing ring B701 can seal the connection between the screw cap 7 and the shunt tube 4 to prevent leakage.

When the valve cover is used, the plug-in cavity 201 is formed in the valve cover 2, the bottom of the protective sleeve 6 is plugged into the plug-in cavity 201, the protective sleeve 6 can rotate in the plug-in cavity 201, the top of the protective sleeve 6 is fixedly connected with the top of the valve rod 501, in the process of rotating the valve rod 501 to control the opening and closing of the valve element 5, the protective sleeve 6 synchronously rotates along with the valve rod 501, the normal use of the valve rod 501 cannot be influenced, meanwhile, the protective sleeve 6 can protect the joint of the valve rod 501 and the valve body 1, the external environment is isolated, the corrosion of seawater or a humid environment on the valve rod 501 is reduced, the valve rod 501 is prevented from influencing the opening and closing of the valve, the valve rod 501 can be conveniently rotated by the handle 502 fixed at the top of the valve rod 501 to control the opening and closing of the valve, the sealing ring A601, inlet tube 3 that 1 one end of valve body is fixed is used for connecting the end of intaking, thread groove 401 has been seted up to shunt tubes 4's inner wall and can be dismantled through thread groove 401 and be connected with screw cap 7, shunt tubes 4 can design into different quantity according to different specifications and design demand, when needs connect the body, screw cap 7 is twisted out along thread groove 401, can make shunt tubes 4 open the convenience and be connected with the pipeline, shunt tubes 4 inside twist screw cap 7 that does not use, screw cap 7 can play the closure effect to shunt tubes 4, do not influence the normal use of valve, compare in traditional shunt valve, can be according to the nimble quantity of opening of selecting the shunt tubes of different user demands, shunt valve's suitability has been improved, after screw cap 7 twists closed, sealing washer B701 can play the sealing effect to screw cap 7 and shunt tubes 4's junction, avoid the seepage.

It should be noted that, the utility model relates to a marine shunt valve, including valve body 1, valve gap 2, grafting chamber 201, inlet tube 3, shunt tubes 4, thread groove 401, case 5, valve rod 501, handle 502, protective sheath 6, sealing washer A601, thread cover 7, sealing washer B701, the part is general standard component or the part that technical staff in the field knows, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A marine shunt valve comprises a valve body (1) and is characterized in that the top of the valve body (1) is connected with a valve cover (2) in a matching way, an inserting cavity (201) is arranged in the valve cover (2), one end of the valve body (1) is fixedly connected with a water inlet pipe (3), the surface of the valve body (1) is fixedly connected with a plurality of shunt tubes (4), the inner wall of the shunt pipe (4) is provided with a thread groove (401), a valve core (5) is arranged in the valve body (1), the top of the valve core (5) is fixedly connected with a valve rod (501) extending to the outside of the valve body (1), the outer side wall of the valve rod (501) is fixedly connected with a protective sleeve (6), the bottom of the protective sleeve (6) is inserted into the insertion cavity (201), the shunt tube (4) is detachably connected with a threaded cover (7) through a threaded groove (401).

2. A shunt valve for ships according to claim 1, wherein a handle (502) is fixedly connected to one end of the valve rod (501), and the handle (502) is located at the end of the valve rod (501) far away from the valve core (5).

3. The marine shunt valve according to claim 1, wherein a sealing ring A (601) is bonded to the inner wall of the protective sleeve (6), and the sealing ring A (601) is located at the joint of the protective sleeve (6) and the valve rod (501).

4. A shunt valve for ships according to claim 1, wherein a sealing ring B (701) is bonded to one side of the surface of the threaded cap (7), and the sealing ring B (701) is located at the joint of the threaded cap (7) and the shunt tube (4).