CN216045748U

CN216045748U - High-temperature bidirectional metal sealed floating ball valve

Info

Publication number: CN216045748U
Application number: CN202122258329.6U
Authority: CN
Inventors: 王建坡
Original assignee: Zhengtuo Valve Co ltd
Current assignee: Zhengtuo Valve Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-15
Anticipated expiration: 2031-09-17

Abstract

The utility model provides a high-temperature bidirectional metal-sealed floating ball valve, and relates to the technical field of ball valves. This two-way metal seal's of high temperature ball valve that floats includes valve body, spacing seat, valve rod and handle, handle fixed connection is in the valve rod outside, inside stop collar, first spring and the gag lever post of being provided with of handle, stop collar fixed connection is inside the handle, first spring fixed connection is inside the stop collar, gag lever post sliding connection is inside the stop collar, gag lever post top and first spring fixed connection, a plurality of spacing holes have been seted up to spacing seat inside, gag lever post and spacing pore looks adaptation, handle one side is provided with the subassembly of restrainting. This two-way metal seal's of high temperature ball valve that floats with gag lever post and spacing hole block, convenient fixed prevents that the mistake from touching.

Description

High-temperature bidirectional metal sealed floating ball valve

Technical Field

The utility model relates to a ball valve, in particular to a high-temperature bidirectional metal-sealed floating ball valve, and belongs to the technical field of ball valves.

Background

The floating ball valve used in high temperature working condition needs to adopt metal sealing structure. In a metal seal floating ball valve, in order to prevent the components from being locked due to expansion at high temperature, a spring is usually required to be arranged behind a valve seat on one side of the ball valve so that the valve seat can move axially. To ensure that the valve seat is both movable and has a good seal with the valve cover, a flexible graphite sealing ring is typically provided behind the valve seat. To prevent the spring behind the valve seat from failing due to long term compression during use, metal-sealed floating ball valves are typically designed to be one-way seals.

In use, opening and closing of valve uses the handle to switch it usually, but handle length commonly used is shorter, according to lever principle, need apply great power to the handle and just can open or close the valve, is unfavorable for the use, and the handle uses metal preparation mostly, and long-time operation causes great injury to the operator hand, if the handle design is longer, then can occupy great space, is unfavorable for the overall arrangement.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problems that in the prior art, a handle is usually used for opening and closing a valve, but the common handle is short in length, and according to the lever principle, the valve can be opened or closed only by applying a large force to the handle, so that the valve is not easy to use, most of the handles are made of metal, great harm is caused to hands of an operator due to long-time operation, and if the handles are designed to be long, the valve occupies a large space and is not easy to arrange.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: two-way metal seal's of high temperature ball valve that floats, including valve body, spacing seat, valve rod and handle, handle fixed connection is in the valve rod outside, inside stop collar, first spring and the gag lever post of being provided with of handle, stop collar fixed connection is inside the handle, first spring fixed connection is inside the stop collar, gag lever post sliding connection is inside the stop collar, gag lever post top and first spring fixed connection, a plurality of spacing holes have been seted up to spacing seat inside, gag lever post and spacing pore looks adaptation, handle one side is provided with the subassembly of restrainting of receipts.

Preferably, a sliding groove is formed in one side wall of the limiting sleeve, a pressing plate is fixedly connected to one side of the limiting rod, the pressing plate penetrates through the sliding groove and is in sliding connection with the limiting sleeve, the pressing plate drives the limiting rod to move upwards, the limiting rod compresses the first spring, and the limiting hole is conveniently fixed.

Preferably, the bottom of the handle is provided with a through groove, the bottom of the handle is fixedly connected with an elastic sheet, the elastic sheet is in contact with the bottom of one end of the pressing plate, and the pressing plate is driven to move by pressing the elastic sheet, so that the pressing plate drives the limiting rod to move.

Preferably, the beam-retracting assembly comprises an extension rod, a fixing block, a sliding sleeve and a second spring, the extension rod is hinged to one end of the handle, the fixing block is sleeved on the outer side of the handle and fixedly connected with the handle, the sliding sleeve is sleeved on the outer side of the handle and slidably connected with the handle, the extension rod is lifted, and the second spring is reset.

Preferably, the second spring is fixedly connected to one end of the fixed block, a sleeve is fixedly connected to one side of the fixed block, and the sleeve penetrates through the sliding sleeve and is in sliding connection with the sliding sleeve.

Preferably, the inside fixedly connected with horizontal pole of sliding sleeve, horizontal pole one end contacts with second spring one end, promotes the horizontal pole through the second spring and removes, and the horizontal pole drives the sliding sleeve and removes, and the sliding sleeve removes the extension rod outside, carries on spacingly to the extension rod.

Preferably, the fixed plate is fixedly connected to the outer side of the extension rod, the protruding block is fixedly connected to one side of the fixed plate and matched with the sliding sleeve, the stop rod is fixedly connected to one end, close to the handle, of the extension rod, one end of the stop rod is matched with the handle, the stop rod is lifted when the extension rod rotates downwards, the sliding sleeve is limited, the sliding sleeve is prevented from being moved out, folding is facilitated, and space is saved.

Preferably, the limiting seat is fixedly connected to the top of the valve body, and the valve rod penetrates through the valve body and is rotatably connected with the valve body.

The utility model provides a high-temperature bidirectional metal-sealed floating ball valve which has the following beneficial effects:

1. this two-way metal seal's of high temperature ball valve that floats drives the clamp plate through pressing down the flexure strip and moves on, and the clamp plate drives the gag lever post and shifts up, is favorable to carrying out the unblock to the gag lever post, and the clamp plate removes and drives the gag lever post and remove, and the gag lever post compresses first spring, makes the gag lever post move the back on, with gag lever post and spacing hole block, and convenient fixed prevents that the mistake from touching.

2. This two-way metal seal's of high temperature ball valve that floats moves the sliding sleeve to handle one side, makes the extension rod reversal, keeps the parallel and level with pin and handle, loosens the sliding sleeve, and the second spring promotes the horizontal pole and removes, and the horizontal pole promotes the sliding sleeve and removes, makes sliding sleeve and fixed plate looks adaptation, and the convenience is fixed.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the present invention in use;

FIG. 3 is a side cross-sectional view of the handle of the present invention;

fig. 4 is an enlarged view of the structure of part a of the present invention 1.

In the figure: 1. a valve body; 2. a limiting seat; 3. a valve stem; 4. a handle; 5. a limiting sleeve; 6. a first spring; 7. a limiting rod; 8. pressing a plate; 9. an elastic sheet; 10. a through groove; 11. a limiting hole; 12. an extension pole; 13. a fixed block; 14. a sliding sleeve; 15. a second spring; 16. a sleeve; 17. a cross bar; 18. a fixing plate; 19. a stop lever; 20. and (4) a bump.

Detailed Description

The embodiment of the utility model provides a high-temperature bidirectional metal-sealed floating ball valve.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, including valve body 1, spacing seat 2, valve rod 3 and handle 4, spacing seat 2 fixed connection is at 1 top of valve body, valve rod 3 runs through valve body 1 and is connected with valve body 1 rotation, handle 4 fixed connection is in the valve rod 3 outside, handle 4 inside is provided with stop collar 5, first spring 6 and gag lever post 7, stop collar 5 fixed connection is inside handle 4, first spring 6 fixed connection is inside stop collar 5, gag lever post 7 sliding connection is inside

stop collar

5, 7 tops of gag lever post and first spring 6 fixed connection, spacing seat 2 inside has seted up a plurality of spacing holes 11, gag lever post 7 and spacing hole 11 looks adaptation.

Specifically, 8 removal of clamp plate drive gag lever post 7 remove, and gag lever post 7 compresses first spring 6, makes gag lever post 7 move up the back, with gag lever post 7 and spacing 11 block, and convenient fixed prevents that the mistake from touching.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4 again, a sliding groove is formed in one side wall of the limiting sleeve 5, a pressing plate 8 is fixedly connected to one side of the limiting rod 7, the pressing plate 8 penetrates through the sliding groove and is in sliding connection with the limiting sleeve 5, the pressing plate 8 drives the limiting rod 7 to move upwards, the limiting rod 7 compresses the first spring 6, the limiting hole 11 is conveniently fixed, a through groove 10 is formed in the bottom of the handle 4, an elastic sheet 9 is fixedly connected to the bottom of the handle 4, the elastic sheet 9 is in contact with the bottom of one end of the pressing plate 8, the pressing plate 8 is driven to move by pressing the elastic sheet 9, and the pressing plate 8 drives the limiting rod 7 to move.

Specifically, drive clamp plate 8 through pressing down flexible sheet 9 and shift up, clamp plate 8 drives gag lever post 7 and shifts up, is favorable to carrying out the unblock to gag lever post 7.

Referring to fig. 1, 2, 3 and 4 again, a tightening assembly is disposed on one side of the handle 4, the tightening assembly includes an extension rod 12, a fixed block 13, a sliding sleeve 14 and a second spring 15, the extension rod 12 is hinged to one end of the handle 4, the fixed block 13 is sleeved on the outer side of the handle 4 and is fixedly connected with the handle 4, the sliding sleeve 14 is sleeved on the outer side of the handle 4 and is slidably connected with the handle 4, and the extension rod 12 is lifted up to reset the second spring 15.

Referring to fig. 1, 2, 3 and 4 again, the second spring 15 is fixedly connected to one end of the fixed block 13, one side of the fixed block 13 is fixedly connected with the sleeve 16, the sleeve 16 penetrates through the sliding sleeve 14 and is slidably connected with the sliding sleeve 14, the sliding sleeve 14 is fixedly connected with the cross rod 17 inside, one end of the cross rod 17 is in contact with one end of the second spring 15, the cross rod 17 is pushed by the second spring 15 to move, the sliding sleeve 14 is driven by the cross rod 17 to move, the sliding sleeve 14 moves to the outer side of the extension rod 12 to limit the extension rod 12, the outer side of the extension rod 12 is fixedly connected with the fixed plate 18, one side of the fixed plate 18 is fixedly connected with the convex block 20, the convex block 20 is matched with the sliding sleeve 14, one end of the extension rod 12 close to the handle 4 is fixedly connected with the stop rod 19, one end of the stop rod 19 is matched with the handle 4, when the extension rod 12 is rotated downwards, the stop rod 19, the sliding sleeve 14 is prevented from moving out, thereby being convenient to fold and saving space.

Specifically, the sliding sleeve 14 is moved to one side of the handle 4, the extension rod 12 is rotated reversely, the stop rod 19 is kept flush with the handle 4, the sliding sleeve 14 is loosened, the second spring 15 pushes the cross rod 17 to move, the cross rod 17 pushes the sliding sleeve 14 to move, and the sliding sleeve 14 is matched with the fixing plate 18 and is convenient to fix.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Two-way metal seal's of high temperature ball valve that floats, including valve body (1), spacing seat (2), valve rod (3) and handle (4), handle (4) fixed connection is in the valve rod (3) outside, its characterized in that: handle (4) inside stop collar (5), first spring (6) and gag lever post (7) of being provided with, stop collar (5) fixed connection is inside handle (4), first spring (6) fixed connection is inside stop collar (5), gag lever post (7) sliding connection is inside stop collar (5), gag lever post (7) top and first spring (6) fixed connection, a plurality of spacing holes (11) have been seted up to spacing seat (2) inside, gag lever post (7) and spacing hole (11) looks adaptation, handle (4) one side is provided with the subassembly of restrainting.

2. The high temperature bi-directional metal-sealed floating ball valve of claim 1, wherein: the limiting sleeve is characterized in that a sliding groove is formed in one side wall of the limiting sleeve (5), a pressing plate (8) is fixedly connected to one side of the limiting rod (7), and the pressing plate (8) penetrates through the sliding groove and is in sliding connection with the limiting sleeve (5).

3. The high temperature bi-directional metal-sealed floating ball valve of claim 2, wherein: the handle is characterized in that a through groove (10) is formed in the bottom of the handle (4), an elastic sheet (9) is fixedly connected to the bottom of the handle (4), and the elastic sheet (9) is in contact with the bottom of one end of the pressing plate (8).

4. The high temperature bi-directional metal-sealed floating ball valve of claim 1, wherein: the bundling assembly comprises an extension rod (12), a fixing block (13), a sliding sleeve (14) and a second spring (15), the extension rod (12) is hinged to one end of the handle (4), the fixing block (13) is sleeved on the outer side of the handle (4) and fixedly connected with the handle (4), and the sliding sleeve (14) is sleeved on the outer side of the handle (4) and slidably connected with the handle (4).

5. The high temperature bi-directional metal-sealed floating ball valve of claim 4, wherein: the second spring (15) is fixedly connected to one end of the fixing block (13), a sleeve (16) is fixedly connected to one side of the fixing block (13), and the sleeve (16) penetrates through the sliding sleeve (14) and is in sliding connection with the sliding sleeve (14).

6. The high temperature bi-directional metal-sealed floating ball valve of claim 4, wherein: a cross rod (17) is fixedly connected inside the sliding sleeve (14), and one end of the cross rod (17) is in contact with one end of the second spring (15).

7. The high temperature bi-directional metal-sealed floating ball valve of claim 4, wherein: extension rod (12) outside fixedly connected with fixed plate (18), fixed plate (18) one side fixedly connected with lug (20), lug (20) and slip cap (14) looks adaptation, extension rod (12) are close to handle (4) one end fixedly connected with pin (19), pin (19) one end and handle (4) looks adaptation.

8. The high temperature bi-directional metal-sealed floating ball valve of claim 1, wherein: spacing seat (2) fixed connection is in valve body (1) top, valve rod (3) run through valve body (1) and rotate with valve body (1) and be connected.