CN208474546U - A kind of coal-bed gas exploitation interior mode preload ball valve - Google Patents

Abstract

The utility model discloses a kind of interior modes of coal-bed gas exploitation to pre-tighten ball valve, including valve pipe, rotating bar and sphere, the both ends of the valve pipe offer threaded hole, the lower surface of valve pipe is welded with pedestal, the upper surface of valve pipe is welded with valve jacking block, the upper surface of valve pipe and valve jacking block offers limiting slot, the inner wall two sides of the valve pipe symmetrically offer mounting groove, mounting groove inner wall top is fixed with bouncing plate, bouncing plate is fixed with rubber block away from one end of mounting groove, rubber block is slidably mounted in mounting groove, the sphere is rotatably installed in valve inside pipe wall middle position, the upper end of sphere is welded with mounting rod, mounting rod is welded with handle away from one end of sphere, and sphere two sides symmetrically offer placing groove, placing groove bottom end side is welded with gear grooved, silica gel block is slidably fitted in placing groove, silica gel block fixes stop collar.The utility model takes it further seal approach on the basis of ball valve original sealing, prevents the sealing problem in ball valve use process.

Description

A kind of coal-bed gas exploitation interior mode preload ball valve

Technical field

The utility model relates to pre-tighten ball-cock device technical field, specially a kind of coal-bed gas exploitation pre-tightens ball with interior mode Valve.

Background technique

Ball valve, the valve that opening and closing element (sphere) is driven by valve rod, and rotated around ball valve axis.Also it can be used for fluid Adjusting and control, wherein firmly sealing its V-type core of V-type ball valve and the metal seat valve of pile-up welding hard alloy between have it is very strong Shearing force, the medium especially suitable for fibre-bearing, small solid pellet etc..And multi-pass ball valve not only can be controlled flexibly on pipeline The interflow of medium, the switching for shunting and flowing to, while any channel can also be closed and other two channel is made to be connected.This class valve Door should be generally horizontally mounted in the duct.Ball valve is divided into according to driving method: pneumatic ball valve, electrical ball valve, manual ball valve, ball Valve is mainly used to make the flow direction for cutting off, distributing and changing medium in pipeline, it only need with operation for being rotated by 90 ° and The rotating torque of very little can close tightly.Ball valve optimum switchs, stop valve uses.

In use, sealing performance is fixed against the sealing ring on valve seat and is sealed general ball valve, however only By the sealing function of sealing ring, there may be hidden danger for sealing, will lead to ball valve leak, and then influence the normal of other devices It uses.

Utility model content

The purpose of this utility model is to provide a kind of interior modes of coal-bed gas exploitation to pre-tighten ball valve, has original in ball valve Sealing on the basis of, the advantages of taking it further seal approach, prevent the sealing problem in ball valve use process, solve one As ball valve in use, sealing performance is fixed against the sealing ring on valve seat and is sealed, however relies solely on sealing ring Sealing function, there may be hidden danger for sealing, will lead to ball valve leak, and then the normal use for influencing other devices is asked Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of coal-bed gas exploitation is pre-tightened with interior mode Ball valve, including valve pipe, rotating bar and sphere, the both ends of the valve pipe offer threaded hole, and the lower surface of valve pipe is welded with pedestal, And the upper surface of valve pipe is welded with valve jacking block, and the upper surface of valve pipe and valve jacking block offers limiting slot, the valve pipe it is interior Wall two sides symmetrically offer mounting groove, and mounting groove inner wall top is fixed with bouncing plate, and bouncing plate is fixed away from one end of mounting groove There is rubber block, rubber block is slidably mounted in mounting groove, and the sphere is rotatably installed in valve inside pipe wall middle position, and sphere Upper end be welded with mounting rod, mounting rod is welded with handle away from one end of sphere, and sphere two sides symmetrically offer placing groove, Placing groove bottom end side is welded with gear grooved, and silica gel block is slidably fitted in placing groove, fixes restraining position ring block on silica gel block.

Preferably, the maximum gauge of the rubber block is greater than the depth of rebate of mounting groove.

Preferably, the mounting rod runs through valve pipe and valve jacking block, and mounting rod is rotatably installed on valve jacking block.

Preferably, the rotating bar is plugged in limiting slot and placing groove, and rotating bar is through stop collar, rotating bar Bottom end is welded with gear, and gear and gear grooved are intermeshed.

Preferably, the sphere offers through-hole different from the two sides of placing groove.

Preferably, the original length of the bouncing plate is greater than the groove depth of mounting groove.

Compared with prior art, the beneficial effects of the utility model are as follows:

1, the interior mode of the utility model coal-bed gas exploitation pre-tightens ball valve by the way that limiting slot, placing groove, gear grooved, silicon is arranged Blob of viscose, rotating bar and gear when needing the circulation in kick-off valve pipe, can be driven in use by swing handle, handle Sphere rotation makes through-hole on sphere and valve pipe misplace, at this moment can be by rotating bar activity grafting into limiting slot, rotating bar lower end Gear by stop collar grafting into gear grooved, by with the intermeshing relationship of gear grooved, rotate rotating bar so that Rotating bar drives silica gel block to move in placing groove, enters silica gel block in valve pipe, is sealed to valve pipe, is not needing to disconnect When valve pipe, only need to rotate backward rotating bar enters silica gel block in sphere, and rotating bar is extracted out, in swing handle, is made on sphere Through-hole alignment valve pipe takes it further seal approach on the basis of ball valve original sealing, prevents ball valve and used Sealing problem in journey.

2, the utility model coal-bed gas exploitation passes through setting mounting groove, bouncing plate and rubber block with interior mode preload ball valve, In use, when silica gel block enters in valve pipe, silica gel block oppresses rubber block, enters rubber block in mounting groove, in turn Bouncing plate is squeezed generation elastic force, and under the action of bouncing plate elastic force, rubber block oppresses silica gel block, enhances silica gel block Sealing performance in valve pipe.

Detailed description of the invention

Fig. 1 is the schematic view of the front view of the utility model；

Fig. 2 is the overlooking structure diagram of the utility model；

Fig. 3 is the structural schematic diagram of A in Fig. 1 of the utility model；

Fig. 4 is the silica gel block of the utility model and the structural schematic diagram of rotating bar；

Fig. 5 is the structural schematic diagram of the sphere of the utility model.

In figure: 1, valve pipe；2, pedestal；3, threaded hole；4, gear grooved；5, stop collar；6, placing groove；7, rotating bar；8, pacify Fill bar；9, limiting slot；10, valve jacking block；11, handle；12, silica gel block；13, rubber block；14, mounting groove；15, bouncing plate；16, tooth Wheel；17, through-hole；18, sphere.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.

Please refer to Fig. 1 to Fig. 5, a kind of embodiment provided by the utility model: a kind of coal-bed gas exploitation is pre-tightened with interior mode Ball valve, including valve pipe 1, rotating bar 7 and sphere 18, the both ends of valve pipe 1 offer threaded hole 3, pass through threaded hole 3 and other pipelines Connection, the lower surface of valve pipe 1 is welded with pedestal 2, and the upper surface of valve pipe 1 is welded with valve jacking block 10, and valve pipe 1 and valve jacking block 10 Upper surface offer limiting slot 9, sphere 18 is rotatably installed in 1 inner wall middle position of valve pipe, and the upper end weldering of sphere 18 It is connected to mounting rod 8, mounting rod 8 is welded with handle 11 away from one end of sphere 18, and sphere 18 is offered different from the two sides of placing groove 6 Through-hole 17, mounting rod 8 runs through valve pipe 1 and valve jacking block 10, and mounting rod 8 is rotatably installed on valve jacking block 10, in use, When needing the circulation in kick-off valve pipe 1, sphere 18 can be driven to rotate by swing handle 11, handle 11, made logical on sphere 18 Hole 17 and valve pipe 1 misplace, and 18 two sides of sphere symmetrically offer placing groove 6, and 6 bottom end side of placing groove is welded with gear grooved 4, and puts It sets and is slidably fitted with silica gel block 12 in slot 6, restraining position ring block 5 is fixed on silica gel block 12, rotating bar 7 is plugged on limiting slot 9 and places In slot 6, and rotating bar 7, through stop collar 5, the bottom end of rotating bar 7 is welded with gear 16, and gear 16 is mutually nibbled with gear grooved 4 It closes, at this moment can be by 7 activity grafting of rotating bar into limiting slot 9, the gear 16 of 7 lower end of rotating bar is by 5 grafting of stop collar into tooth In race 4, by with the intermeshing relationship of gear grooved 4, rotate rotating bar 7 so that rotating bar 7 drive silica gel block 12 exist It is moved in placing groove 6, enters silica gel block 12 in valve pipe 1, valve pipe 1 is sealed, when not needing kick-off valve pipe 1, only needed Rotating backward rotating bar 7 enters silica gel block 12 in sphere 18, and rotating bar 7 is extracted out, in swing handle 11, makes to lead on sphere 18 Hole 17 is directed at valve pipe 1 and takes it further seal approach on the basis of ball valve original sealing, prevents ball valve use Sealing problem in the process.

The inner wall two sides of valve pipe 1 symmetrically offer mounting groove 14, and 14 inner wall top of mounting groove is fixed with bouncing plate 15, elastic force Piece 15 is fixed with rubber block 13 away from one end of mounting groove 14, and rubber block 13 is slidably mounted in mounting groove 14, in use process In, when silica gel block 12 enters in valve pipe 1, silica gel block 12 oppresses rubber block 13, enters rubber block 13 in mounting groove 14, in turn Bouncing plate 15 is squeezed generation elastic force, and the original length of bouncing plate 15 is greater than the groove depth of mounting groove 14, in 15 elastic force of bouncing plate Under the action of, rubber block 13 oppresses silica gel block 12, enhances sealing performance of the silica gel block 12 in valve pipe 1, rubber block 13 Maximum gauge be greater than mounting groove 14 depth of rebate so that rubber block 13 will not protrude and valve pipe 1.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (6)

1. a kind of coal-bed gas exploitation pre-tightens ball valve, including valve pipe (1), rotating bar (7) and sphere (18) with interior mode, feature exists In: the both ends of the valve pipe (1) offer threaded hole (3), and the lower surface of valve pipe (1) is welded with pedestal (2), and valve pipe (1) Upper surface is welded with valve jacking block (10), and the upper surface of valve pipe (1) and valve jacking block (10) offers limiting slot (9), the valve The inner wall two sides of pipe (1) symmetrically offer mounting groove (14), and mounting groove (14) inner wall top is fixed with bouncing plate (15), bouncing plate (15) one end away from mounting groove (14) is fixed with rubber block (13), and rubber block (13) is slidably mounted in mounting groove (14), institute It states sphere (18) and is rotatably installed in valve pipe (1) inner wall middle position, and the upper end of sphere (18) is welded with mounting rod (8), pacify Dress bar (8) is welded with handle (11) away from the one end of sphere (18), and sphere (18) two sides symmetrically offer placing groove (6), put It sets slot (6) bottom end side to be welded with gear grooved (4), and is slidably fitted with silica gel block (12) in placing groove (6), on silica gel block (12) Fixed restraining position ring block (5).

2. a kind of coal-bed gas exploitation according to claim 1 pre-tightens ball valve with interior mode, it is characterised in that: the rubber block (13) maximum gauge is greater than the depth of rebate of mounting groove (14).

3. a kind of coal-bed gas exploitation according to claim 1 pre-tightens ball valve with interior mode, it is characterised in that: the mounting rod (8) run through valve pipe (1) and valve jacking block (10), and mounting rod (8) is rotatably installed on valve jacking block (10).

4. a kind of coal-bed gas exploitation according to claim 1 pre-tightens ball valve with interior mode, it is characterised in that: the rotating bar (7) it is plugged in limiting slot (9) and placing groove (6), and rotating bar (7), through stop collar (5), the bottom end of rotating bar (7) is welded It is connected to gear (16), gear (16) and gear grooved (4) are intermeshed.

5. a kind of coal-bed gas exploitation according to claim 1 pre-tightens ball valve with interior mode, it is characterised in that: the sphere (18) two sides different from placing groove (6) offer through-hole (17).

6. a kind of coal-bed gas exploitation according to claim 1 pre-tightens ball valve with interior mode, it is characterised in that: the bouncing plate (15) original length is greater than the groove depth of mounting groove (14).