CN210770382U

CN210770382U - Valve body with slag removing structure

Info

Publication number: CN210770382U
Application number: CN201921829467.1U
Authority: CN
Inventors: 何彬; 李静峰; 余超
Original assignee: Chengdu Jinling Energy Equipment Co ltd
Current assignee: Chengdu Jinling Energy Equipment Co ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-06-16
Anticipated expiration: 2029-10-29

Abstract

The utility model relates to a valve body of sediment structure is cleared in area, which comprises a valve body, the bottom of the inner chamber of valve body sets up a mount pad hole that is used for installing the case, valve body inner chamber both ends set up runner import and runner export respectively, valve body inner chamber bottom sets up the annular slot around the mount pad hole, the bottom slope of valve body sets up at least one sediment hole downwards, the upper end in sediment hole and the bottom intercommunication of annular slot, the end of running off the mouth and the external intercommunication in sediment hole, wherein at least one sediment hole is located region between mount pad hole and the runner export, the end of running off the mouth in sediment hole sets up the internal thread, the sediment hole passes through an interior screw-thread fit sealing bolt, it forms a sediment pond to set up between the top setting of stretching the end in the sealing bolt and the bottom of annular slot.

Description

Valve body with slag removing structure

Technical Field

The utility model relates to a valve, concretely relates to take valve body of scarfing cinder structure.

Background

The valve is a device of control transport medium, and often contain more impurity in the medium, these impurity is the non-hole not income at the in-process of carrying, on the gas delivery pipeline, the ball valve uses very generally, when the valve pocket of medium through the valve body in the pipeline, import department or the exit at valve department, the flow state changes acutely, easily hold back the impurity in the medium, the characteristic is in the exit, receive the valve switching influence, the medium is obstructed seriously at the exit, easy long-pending sediment, and the exit is provided with the sealed face of sealed complex with the ball core usually, the sealed face of direct influence is not only influenced to the impurity that accumulates, simultaneously a large amount of impurity has aggravated the sealed face of wearing and tearing in the switching process: meanwhile, impurities accumulated in the valve body can also cause impurities to be drilled into a ball core seat hole in the whole valve cavity, so that the movement of the ball core is blocked, and the use is influenced. In traditional valve body, the pipeline that needs the long time to shut down and correspond even when leading to the valve to become invalid is used to the impurity that accumulates, carries out the dismouting and the test of valve, not only wastes time, difficultly still influences the production life, and the valve is maintained inconveniently, has seriously improved the use cost of valve.

Disclosure of Invention

The utility model aims at prior art not enough, provide a take valve body of scarfing cinder structure, it is favorable to storing up impurity in the valve body, makes things convenient for the valve body to arrange the sediment, and convenient maintenance and maintenance are favorable to improving the leakproofness and the life of valve, can reduce use cost simultaneously.

The purpose of the utility model is realized like this: the utility model provides a take valve body of scarfing cinder structure, includes the valve body, the bottom of the inner chamber of valve body sets up a mount pad hole that is used for installing the case, valve body inner chamber both ends set up runner import and runner export respectively, valve body inner chamber bottom sets up the annular groove around the mount pad hole, the bottom slope of valve body sets up at least one slag storage hole downwards, the upper end in slag storage hole and the bottom intercommunication of annular groove, the end of running off the mouth of slag storage hole and external intercommunication, wherein at least one slag storage hole is located region between mount pad hole and the runner export, the low reaches end in slag storage hole sets up sealed end cap or ooff valve.

The lower mouth end of the slag storage hole is provided with an internal thread, the sealing plug is a sealing bolt, the slag storage hole is matched with the sealing bolt through the internal thread, and a slag storage pool is formed between the top of the inner extending end of the sealing bolt and the bottom of the annular groove.

And a gasket made of aluminum, copper or mild steel is sleeved on the rod body of the sealing bolt, which is exposed out of the slag storage hole, and the gasket is positioned between the upper opening end of the slag storage hole and the head part of the sealing bolt.

The lower extreme of valve body sets up the boss seat of slope, the axle center of boss seat sets up the storage sediment hole that runs through the boss seat.

The periphery of the head of the downward extending end of the boss seat is provided with an external thread, the screwing direction of the external thread is opposite to that of the sealing bolt, the boss seat is connected with a locking cap through the external thread, and the top of an inner hole of the locking cap is pressed on the top of the sealing bolt.

And two slag storage holes are obliquely and downwards arranged at the bottom of the valve body, and one slag storage hole is positioned in the area between the mounting seat hole and the inlet of the runner.

The intersection point of the axial leads of the two slag storage holes is positioned at the center of the valve core rotation cavity.

The cross section of the annular groove is in an inverted triangle shape or an arc shape.

The lower opening end of the slag storage hole is connected with a guide pipe, a switch valve is arranged on the guide pipe, and a slag storage pool is formed between the inlet end of the switch valve and the cavity of the annular groove.

Adopt above-mentioned scheme, beneficial effect as follows, valve body inner chamber bottom sets up the annular groove around the mount pad hole, and this annular groove can pile up the impurity of deposit in the valve, can reduce simultaneously that a large amount of impurity get into the mount pad hole, can guarantee the working space cleanliness factor in the mount pad hole, can guarantee the smoothness nature of case motion, simultaneously, sets up the annular groove and conveniently irritates the liquid washing to the valve body, and the washing liquid flows in the groove and takes away impurity. The bottom of the valve body is obliquely downwards provided with at least one slag storage hole, the upper opening end of the slag storage hole is communicated with the bottom of the annular groove, the lower opening end of the slag storage hole is communicated with the outside, and a slag storage pool is formed between the top of the inner extending end of the sealing bolt and the bottom of the annular groove. Set up and store up the sediment hole and can make things convenient for impurity further to collect in the annular slot, also can make impurity store up in the valve body in storing up the sediment pond, alleviate the medium and to the impact influence of impurity, because the change of exit medium flow state is big, hold back impurity the easiest, the exit receives impurity influence also most showing simultaneously, and wherein at least one stores up the sediment hole and is located region between mount pad hole and the runner export, can effectively store the impurity in exit, improves the leakproofness and the practical life of valve body. The downstream end of the slag storage hole is provided with a sealing plug or a switch valve, so that impurities in the valve body can be conveniently and timely removed.

Adopt above-mentioned utility model, its simple structure, be convenient for maintenance and maintenance, it is favorable to impurity to store up in the valve body, makes things convenient for the valve body to arrange the sediment, and convenient maintenance and maintenance are favorable to improving leakproofness, the motion smoothness degree and the life of valve, can reduce use cost simultaneously.

The invention will be further explained with reference to the drawings and the specific embodiments.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a top view of the valve body.

In the drawing, 10 is a valve body, 11 is a mounting seat hole, 12 is a runner inlet, 13 is a runner outlet, 14 is an annular groove, 15 is a sealing bolt, 16 is a slag storage tank, 17 is a boss seat, 18 is a locking cap, 19 is a gasket, and 20 is a slag storage hole.

Detailed Description

Specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 2, an embodiment of a valve body 10 with a slag removing structure, the valve body 10 with the slag removing structure includes a valve body 10, a mounting seat hole 11 for mounting a valve core is arranged at the bottom of an inner cavity of the valve body 10, a flow passage inlet 12 and a flow passage outlet 13 are respectively arranged at two ends of the inner cavity of the valve body 10, an annular groove 14 surrounding the mounting seat hole 11 is arranged at the bottom of the inner cavity of the valve body 10, the cross section of the annular groove 14 is in an inverted triangle shape or an arc shape, and impurities can be conveniently accumulated at the bottommost part of the groove by adopting the triangle shape or the arc shape. The bottom of the valve body 10 is obliquely downwards provided with at least one slag storage hole 20, the upper opening end of the slag storage hole 20 is communicated with the bottom of the annular groove 14, the lower opening end of the slag storage hole 20 is communicated with the outside, wherein the at least one slag storage hole 20 is positioned in the area between the mounting seat hole 11 and the flow channel outlet 13, in the implementation, the bottom of the valve body 10 is obliquely downwards provided with two slag storage holes 20, one slag storage hole 20 is positioned in the area between the mounting seat hole 11 and the flow channel inlet, and the intersection point of the axial leads of the two slag storage holes 20 is positioned in the center of the valve core rotation cavity. The two slag storage holes 20 are convenient for flushing the inner cavity of the valve body 10, wherein one slag storage hole 20 is used for feeding liquid, and the other slag storage hole 20 is used for feeding liquid. The lower end of the slag storage hole can be provided with a sealing plug which is a sealing bolt, the lower opening end of the slag storage hole is provided with an internal thread, the slag storage hole 20 is matched with the sealing bolt 15 through the internal thread, a gasket 19 made of aluminum, copper or mild steel is sleeved on the rod body of the sealing bolt 15 exposed out of the slag storage hole 20, the gasket 19 is positioned between the upper opening end of the slag storage hole 20 and the head of the sealing bolt 15, and the gasket is extruded and deformed by the upper opening end of the slag storage hole 20 and the head of the sealing bolt 15, so that two surfaces of the gasket are tightly attached to a joint surface without any crack, and the sealing effect is obtained. A slag storage pool 16 is formed between the top of the inward extending end of the sealing bolt 15 and the bottom of the annular groove 14. In this implementation, the lower extreme of valve body 10 sets up the boss seat 17 of slope, sets up the degree of depth that the boss seat 17 can enough increase storage slag bath 16, also can improve storage slag hole 20 internal thread connection intensity simultaneously, the setting of the external screw thread of also being convenient for, the axle center of boss seat sets up the storage slag hole 20 that runs through the boss seat, the periphery of the head of the end that stretches down of boss seat 17 sets up the external screw thread, and the soon of this external screw thread is opposite with sealing bolt 15's soon, boss seat 17 passes through external threaded connection locking cap 18, the hole top of locking cap 18 presses at sealing bolt 15's top, adopts this kind of structure, because the soon of locking cap 18 is opposite with sealing bolt 15's soon, locking function can be played at sealing bolt 15's top to the hole top of locking cap 18 pressure.

Adopt above-mentioned scheme to go on, when carrying out the interior sediment of valve body, loosen the cap, dismantle sealing bolt 15, two store up sediment holes 20, one of them stores up the feed liquor of sediment hole 20, another one stores up the feed liquor of sediment hole 20. The flushing medium takes away the impurity in 16, the annular groove 14 and the valve body 10 of sediment storage tank, with the valve body 10 in the impurity wash finish the back, with sealing bolt 15 sheathe in the packing ring and with store up the sediment hole 20 and be connected fixedly, store up sediment hole 20 upper end and sealing bolt 15 head with packing ring extrusion deformation for two surfaces and the faying face of packing ring closely laminate and do not have a slight gap, thereby obtain sealed effect, lock the cap at last and carry out locking, adopt above-mentioned utility model, its simple structure, be convenient for maintenance and maintenance, it is favorable to impurity to store up in the valve body 10, make things convenient for valve body 10 to arrange sediment, convenient maintenance and maintenance are favorable to improving the leakproofness of valve, motion smoothness degree and life, can reduce use cost simultaneously.

The utility model is not limited to the above embodiment, the lower opening end of the slag storage hole can be directly provided with a switch valve, or the lower opening end of the slag storage hole can be connected with a conduit, and the conduit is provided with the switch valve; the pipe cavity between the inlet end of the switch valve and the annular groove 14 forms a slag storage tank, and by adopting the arrangement structure, impurities in the valve body and the slag storage tank can be discharged to the outside by controlling the switch valve under the condition that a gas pipeline is not disconnected, so that the influence of slag discharge on production is reduced.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations 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. The utility model provides a valve body of area scarfing cinder structure which characterized in that: including valve body (10), the bottom of the inner chamber of valve body (10) sets up a mount pad hole (11) that is used for installing the case, valve body (10) inner chamber both ends set up runner import (12) and runner export (13) respectively, valve body (10) inner chamber bottom sets up annular slot (14) around mount pad hole (11), the bottom slope of valve body (10) sets up at least one slag storage hole (20) downwards, the upper end of slag storage hole (20) communicates with the bottom of annular slot (14), the end of ending cut of slag storage hole (20) communicates with the external world, and wherein at least one slag storage hole (20) are located between mount pad hole (11) and runner export (13) region, the end of ending cut of slag storage hole sets up sealed end cap or ooff valve.

2. The valve body with the slag removing structure as claimed in claim 1, wherein: the end of the lower opening of the slag storage hole is provided with an internal thread, the sealing plug is a sealing bolt, the slag storage hole (20) is matched with the sealing bolt (15) through the internal thread, and a slag storage pool (16) is formed between the top of the inner extending end of the sealing bolt (15) and the bottom of the annular groove (14).

3. The valve body with the slag removing structure as claimed in claim 2, wherein: and a gasket made of aluminum, copper or mild steel is sleeved on the rod body of the sealing bolt (15) exposed out of the slag storage hole (20), and the gasket is positioned between the upper opening end of the slag storage hole (20) and the head of the sealing bolt (15).

4. A valve body with a slag removing structure according to claim 2 or 3, wherein: the lower extreme of valve body (10) sets up the boss seat (17) of slope, the axle center of boss seat sets up stores up cinder hole (20) that run through the boss seat.

5. The valve body with the slag removing structure as claimed in claim 4, wherein: the periphery of the head of the downward extending end of the boss seat (17) is provided with an external thread, the screwing direction of the external thread is opposite to the screwing direction of the sealing bolt (15), the boss seat (17) is connected with a locking cap (18) through the external thread, and the top of an inner hole of the locking cap (18) is pressed on the top of the sealing bolt (15).

6. The valve body with the slag removing structure as claimed in claim 1, wherein: two slag storage holes (20) are obliquely and downwards arranged at the bottom of the valve body (10), wherein one slag storage hole (20) is positioned in the area between the mounting seat hole (11) and the inlet of the runner.

7. The valve body with the slag removing structure as claimed in claim 5, wherein: the intersection point of the axial leads of the two slag storage holes (20) is positioned at the center of the valve core rotation cavity.

8. The valve body with the slag removing structure as claimed in claim 1, wherein: the cross section of the annular groove (14) is in an inverted triangle shape or an arc shape.

9. The valve body with the slag removing structure as claimed in claim 1, wherein: the lower opening end of the slag storage hole is connected with a guide pipe, a switch valve is arranged on the guide pipe, and a slag storage pool (16) is formed between the inlet end of the switch valve and the cavity of the annular groove (14).