CN216666560U

CN216666560U - Metal sealing ball valve

Info

Publication number: CN216666560U
Application number: CN202123248558.6U
Authority: CN
Inventors: 刘禄国
Original assignee: Ropo Valve Yixing Co ltd
Current assignee: Ropo Valve Yixing Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-06-03
Anticipated expiration: 2031-12-22

Abstract

The utility model provides a metal sealing ball valve, which relates to the technical field of ball valves and comprises a pipe body, a cover and a handle, wherein the cover covers the top of the pipe body, the handle is inserted into the top of the cover, and the lower end of the handle extends into the cover; two groups of water stopping pieces which are distributed left and right are arranged in the pipe body, and the two groups of water stopping pieces are used for closing the ball valve; the top of the handle is provided with a limiting groove, and a limiting mechanism is fixed at the top of the cover and positioned at one side of the handle and limits the handle; the utility model has the beneficial effects that: can fix a position the handle, can avoid the handle to receive external force to influence and take place to rotate, be favorable to this ball valve to keep opening or the state of closing steadily, the setting of two case can carry out dual closure to the internal portion of tube for this ball valve sealing performance is better, can avoid influencing the normal use of this ball valve because of a case is ageing.

Description

Metal sealing ball valve

Technical Field

The utility model relates to the technical field of ball valves, in particular to a metal sealing ball valve.

Background

Valves are fittings for pipes that are used to open and close the pipe, control the flow direction, regulate and control the parameters of the transport medium (temperature, pressure and flow). The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure and the like. According to their function, they can be classified into shut-off valves, check valves, regulating valves, ball valves, etc.

Be equipped with the handle on the metal seal ball valve, the handle is used for opening or closing the ball valve, and current metal seal ball valve is inconvenient to handle location, and the handle receives the influence of external force easily and takes place to rotate, can lead to the flow in the ball valve to change, again, current metal seal ball valve inside generally is equipped with a case, and after the case is ageing, the leakproofness of case can worsen, and the ball valve is just difficult with normal use this moment.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem who exists among the prior art, provide a metal seal ball valve, can fix a position the handle, can avoid the handle to receive external force to influence and take place to rotate, be favorable to this ball valve to keep opening or the state of closing steadily, the setting of two case can carry out dual closure to the internal portion of tube for this ball valve sealing performance is better, can avoid influencing the normal use of this ball valve because of a case is ageing.

The purpose and the effect of the utility model are achieved by the following specific technical means:

a metal sealing ball valve comprises a pipe body, a cover and a handle, wherein the cover covers the top of the pipe body, the handle is inserted into the top of the cover, and the lower end of the handle extends into the cover;

two groups of water-stopping pieces which are distributed left and right are arranged in the pipe body, and the two groups of water-stopping pieces are used for closing the ball valve;

the handle top is opened there is the spacing groove, cover top and be located handle one side and be fixed with stop gear, stop gear is spacing to the handle.

Further preferred embodiments: the water stop piece comprises a rotating shaft and a valve core, the lower end of the rotating shaft sequentially penetrates through the top of the pipe body and the valve core and is rotatably connected with the bottom of the inner wall of the pipe body, the rotating shaft is fixedly connected with the valve core, and the upper side and the lower side of the outer wall of the valve core are respectively contacted with the upper side and the lower side of the inner wall of the pipe body.

Further preferred embodiments: the upper ends of the two rotating shafts are located in a cover, a transmission assembly is arranged in the cover and comprises a main gear and two auxiliary gears, and the two auxiliary gears are respectively fixed at the upper ends of the two rotating shafts.

Further preferred embodiments: the lower end of the handle is fixed in the center of the top of the main gear, the bottom of the main gear is rotatably connected with the top of the pipe body through a rotating rod, and the main gear is meshed between the two auxiliary gears.

Further preferred embodiments: the limiting mechanism comprises a limiting rod and a vertical pipe, the lower end of the vertical pipe is fixed at the top of the cover, the left lower end of the limiting rod is inserted into the vertical pipe, and the right lower end of the limiting rod is embedded in the limiting groove.

Further preferred embodiments: open riser one side has two to be the through-hole that distributes from top to bottom, open gag lever post left side lower extreme one side has the notch, the notch internal fixation has the spring, the spring outer end is fixed with removes the post, it wears out the notch and imbeds the below to remove post outer end in the through-hole.

Further preferred embodiments: the bottom of the pipe body is fixed with a mounting seat, and the pipe body is convenient to mount at a required position through the mounting seat.

Compared with the prior art, the utility model has the beneficial effects that:

according to the metal sealing ball valve, the spring has elasticity, so that the movable column can be positioned in the through hole below, the lower end of the limiting rod can be limited on the vertical pipe by matching the movable column with the through hole below, and at the moment, the upper end of the limiting rod is embedded in the limiting groove at the top of the handle, so that the handle can be positioned, the handle can be prevented from rotating under the influence of external force, and the ball valve can be kept in an opening or closing state stably;

the setting of two case can carry out dual closure to the internal portion of pipe for this ball valve sealing performance is better, uses the back for a long time at this ball valve, and the case that receives the rivers earlier to strike under the general condition can be ageing earlier, and the leakproofness of this case can worsen, the problem that can leak appears, and when another case was not ageing, this case still was in sealed good state, can avoid influencing the normal use of this ball valve because of a case is ageing from this.

Drawings

FIG. 1 is a schematic view of the overall front cross-sectional structure of the present invention;

FIG. 2 is a schematic overall front view of the present invention;

FIG. 3 is a schematic view of a portion of the structure of FIG. 1 according to the present invention.

The labels in the figure are: the device comprises a pipe body 1, a mounting seat 2, a cover 3, a rotating shaft 4, a valve core 5, a main gear 6, a pinion 7, a handle 8, a limiting groove 9, a limiting rod 10, a vertical pipe 11, a notch 12, a spring 13, a moving column 14 and a through hole 15.

Detailed Description

Referring to FIGS. 1-3, embodiments of the present invention are further illustrated;

a metal sealing ball valve comprises a pipe body 1, a cover 3 and a handle 8, wherein the cover 3 covers the top of the pipe body 1, the handle 8 is inserted into the top of the cover 3, and the lower end of the handle 8 extends into the cover 3;

the bottom of the pipe body 1 is fixedly provided with the mounting seat 2, and the pipe body 1 can be conveniently mounted at a required position through the mounting seat 2;

specifically, a user can fix the mounting base 2 at a required position by using screws, so that the pipe body 1 can be mounted at the required position, the mounting base 2 plays a role in supporting and fixing the pipe body 1, and the left end and the right end of the pipe body 1 can be connected with a pipeline;

a limiting groove 9 is formed in the top of the handle 8, a limiting mechanism is fixed on the top of the cover 3 and located on one side of the handle 8, and the limiting mechanism limits the handle 8;

the limiting mechanism comprises a limiting rod 10 and a vertical pipe 11, the lower end of the vertical pipe 11 is fixed at the top of the cover 3, the left lower end of the limiting rod 10 is inserted into the vertical pipe 11, the right lower end of the limiting rod 10 is embedded in the limiting groove 9, two through holes 15 which are distributed up and down are formed in one side of the vertical pipe 11, a notch 12 is formed in one side of the left lower end of the limiting rod 10, a spring 13 is fixed in the notch 12, a moving column 14 is fixed at the outer end of the spring 13, and the outer end of the moving column 14 penetrates through the notch 12 and is embedded into the through hole 15 below;

specifically, the spring 13 has elasticity, so that the movable column 14 can be positioned in the through hole 15 below, the left lower end of the limiting rod 10 can be limited in the vertical pipe 11 by matching the movable column 14 with the through hole 15 below, and at the moment, the upper end of the limiting rod 10 is embedded in the limiting groove 9 at the top of the handle 8, so that the handle 8 can be positioned, the handle 8 can be prevented from rotating under the influence of external force, and the ball valve can be kept in an open or closed state stably;

when a user needs to rotate the handle 8, firstly, the movable column 14 is pressed towards the inside of the notch 12, the spring 13 is compressed in the moving process of the movable column 14, the outer end of the movable column 14 can move into the notch 12 from the through hole 15 at the lower part, the limiting rod 10 is not limited any more, then the limiting rod 10 is pulled upwards, when the pulling force is greater than the friction force between the limiting rod 10 and the limiting groove 9, the upper end of the limiting rod 10 can move out of the limiting groove 9, the handle 8 is not positioned any more, the limiting rod 10 is continuously moved upwards, the movable column 14 can move to the through hole 15 at the upper part, at the moment, the movable column 14 enables the outer end of the movable column to be bounced into the through hole 15 at the upper part under the elastic force of the spring 13, the limiting rod 10 is limited in the stand pipe 11 again, the operation is to avoid the influence on the use of the handle 8 caused by the movement of the limiting rod 10, and at the moment, the user can rotate the handle 8;

after the handle 8 is rotated, the movable column 14 is pressed, so that the movable column 14 is moved out of the through hole 15 at the upper part, then the limiting rod 10 is moved downwards, when the upper end of the limiting rod 10 is embedded in the limiting groove 9, the limiting rod 10 is in close contact with the limiting groove 9, the movable column 14 is moved to the through hole 15 at the lower part, meanwhile, the outer end of the movable column 14 is bounced into the through hole 15 at the lower part under the action of the elastic force of the spring 13, the limiting rod 10 in the opposite pipe 11 is limited, the handle 8 can be limited in use, and the handle 8 can be prevented from rotating again;

two groups of water-stopping pieces which are distributed left and right are arranged in the pipe body 1, and the two groups of water-stopping pieces are used for closing the ball valve;

the water stop part comprises a rotating shaft 4 and a valve core 5, the lower end of the rotating shaft 4 sequentially penetrates through the top of the pipe body 1 and the valve core 5 and is rotatably connected with the bottom of the inner wall of the pipe body 1, the rotating shaft 4 is fixedly connected with the valve core 5, and the upper side and the lower side of the outer wall of the valve core 5 are respectively contacted with the upper side and the lower side of the inner wall of the pipe body 1;

the upper ends of the two rotating shafts 4 are both positioned in the cover 3, a transmission assembly is arranged in the cover 3, the transmission assembly comprises a main gear 6 and two auxiliary gears 7, the number of the auxiliary gears 7 is two, and the two auxiliary gears 7 are respectively fixed at the upper ends of the two rotating shafts 4;

the lower end of the handle 8 is fixed at the center of the top of the main gear 6, the bottom of the main gear 6 is rotatably connected with the top of the tube body 1 through a rotating rod, and the main gear 6 is meshed between the two auxiliary gears 7;

specifically, the two valve cores 5 are in an open state initially, at this time, water in the left pipeline enters the left side inside the pipe body 1, then the water flows to the right side inside the pipe body 1 through the two valve cores 5, and finally flows into the right pipeline;

when the handle 8 rotates ninety degrees clockwise, the main gear 6 can be driven to rotate ninety degrees clockwise, the main gear 6 can drive the two auxiliary gears 7 to rotate ninety degrees anticlockwise, the two auxiliary gears 7 can respectively drive the two rotating shafts 4 to rotate, the two rotating shafts 4 can respectively drive the two valve cores 5 to rotate, at the moment, the peripheries of the outer walls of the two valve cores 5 are all contacted with the peripheries of the inner wall of the pipe body 1, the two valve cores 5 are in a closed state, and water on the left side inside the pipe body 1 can be prevented from flowing to the right side inside the pipe body 1;

two case 5's setting can carry out dual closure to body 1 inside for this ball valve sealing performance is better, uses the back for a long time at this ball valve, and case 5 that the water impact earlier under the general condition can be ageing earlier, and the leakproofness of this case 5 can worsen, can appear the problem of leaking, and when another case 5 was not ageing, this case 5 still was in sealed good state, can avoid influencing the normal use of this ball valve because of a case 5 is ageing from this.

Claims

1. The utility model provides a metal seal ball valve, includes body (1), cover (3) and handle (8), cover (3) cover in body (1) top, peg graft in cover (3) top handle (8), and inside handle (8) lower extreme stretched into cover (3), its characterized in that:

two groups of water-stopping pieces which are distributed left and right are arranged in the pipe body (1), and the two groups of water-stopping pieces are used for closing the ball valve;

the handle (8) top is opened there is spacing groove (9), cover (3) top and be located handle (8) one side and be fixed with stop gear, stop gear is spacing handle (8).

2. A metal-sealing ball valve according to claim 1, wherein: the water stop part comprises a rotating shaft (4) and a valve core (5), the lower end of the rotating shaft (4) sequentially penetrates through the top of the pipe body (1) and the valve core (5) and is rotatably connected with the bottom of the inner wall of the pipe body (1), the rotating shaft (4) is fixedly connected with the valve core (5), and the upper side and the lower side of the outer wall of the valve core (5) are respectively contacted with the upper side and the lower side of the inner wall of the pipe body (1).

3. A metal-sealing ball valve according to claim 2, wherein: the upper ends of the two rotating shafts (4) are located in the cover (3), a transmission assembly is arranged in the cover (3), the transmission assembly comprises a main gear (6) and two auxiliary gears (7), the number of the auxiliary gears (7) is two, and the two auxiliary gears (7) are respectively fixed at the upper ends of the two rotating shafts (4).

4. A metal-sealing ball valve according to claim 3, wherein: the lower end of the handle (8) is fixed at the center of the top of the main gear (6), the bottom of the main gear (6) is rotatably connected with the top of the tube body (1) through a rotating rod, and the main gear (6) is meshed between the two auxiliary gears (7).

5. A metal-sealing ball valve according to claim 1, wherein: the limiting mechanism comprises a limiting rod (10) and a vertical pipe (11), the lower end of the vertical pipe (11) is fixed at the top of the cover (3), the left lower end of the limiting rod (10) is inserted into the vertical pipe (11), and the right lower end of the limiting rod (10) is embedded in the limiting groove (9).

6. The metal-sealing ball valve of claim 5, wherein: open riser (11) one side has two through-holes (15) that are distribution from top to bottom, open lower extreme one side in the left side of gag lever post (10) has notch (12), notch (12) internal fixation has spring (13), spring (13) outer end is fixed with removes post (14), it wears out notch (12) and embedding below to remove post (14) outer end in through-hole (15).

7. A metal-sealing ball valve as defined in claim 1, wherein: the mounting seat (2) is fixed at the bottom of the pipe body (1), and the pipe body (1) is convenient to mount at a required position through the mounting seat (2).