CN213575634U

CN213575634U - Three-block sealing combined ore pulp valve

Info

Publication number: CN213575634U
Application number: CN202022081258.2U
Authority: CN
Inventors: 洪振华
Original assignee: Wuhan Bosite Valve Group Co ltd
Current assignee: Wuhan Bosite Valve Group Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-06-29
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses an ore pulp valve of three sealed combination formula, include: the valve comprises a valve shell, a valve groove, a sealing groove, a valve pipe, a flange plate, a valve frame, a fixed seat, a connecting seat, a flushing part and the like; the valve casing is provided with a valve groove and a valve hole, and a valve plate with a vertical plate structure is embedded in the valve groove; the valve hole is provided with two concentric annular sealing grooves at the front and the rear of the valve groove, an annular sealing ring is embedded in each sealing groove in an interference fit mode, the valve shell is provided with a fixed seat, a connecting seat is fixed on the fixed seat, a cylindrical shaft sleeve is welded on the connecting seat, a screw rod is embedded in each shaft sleeve, the screw rod and the valve plate form a rotating pair, and the upper end of the screw rod is matched with a bolt cap and a rotating wheel through threads; a circular plate hole is formed in the valve plate; the lower end of the valve shell is embedded in the valve frame; a flushing piece is embedded in the plate hole; the utility model has the advantages that: the sand slag can be cleaned without disassembly, and the abrasion of the sealing ring is reduced.

Description

Three-block sealing combined ore pulp valve

Technical Field

The utility model relates to the valve field specifically is an ore pulp valve of three sealed combination formula.

Background

The pulp valve is famous for being applied to mines, is formed by combining three pieces, is formed by welding a cast valve body and two flanges, has the characteristics of reasonable structure, convenient operation, quick opening, wear resistance, corrosion resistance, long service life, strong interchangeability, convenient assembly, low maintenance cost, high economic benefit, reliable sealing, avoidance of 'ring gnawing' phenomenon and the like, is suitable for stopping particle material conveying pipelines in the industries of mines, metallurgy, coal, chemical industry, power plants and the like, and is an ideal preferred valve for a domestic slurry conveying system. Suitable media are: slurry, pulp, coal slurry, sewage and slag-water mixture.

Because the main transportation medium of ore pulp valve is mud, the ore pulp, the coal slurry, sewage and sediment water mixture, so there is a large amount of sand sediment production, the inside sealing washer of ore pulp valve, suffer wearing and tearing easily when long-time not clearing up, perhaps attached to by sand sediment after long-time not clearing up easily, influence the gas tightness of sealing washer, and then influence the normal use of ore pulp valve, and the ore pulp valve is being installed the back, it is very troublesome to dismantle, still consider the leakage of the medium of transporting, so dismantle clearance sand sediment is not too realistic, so current technique needs an ore pulp valve that can exempt from to dismantle the clearance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ore pulp valve of three sealed combination formula to solve the problem mentioned in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a three-piece sealing combined type ore pulp valve comprises: the valve comprises a valve shell, a valve groove, a sealing groove, a valve pipe, a flange plate, a valve frame, a fixed seat, a connecting seat, a flushing part, a shaft sleeve, a rotating wheel, a bolt cap, a screw rod, a sealing ring, a valve plate, a plate hole, a valve hole and a rotating ring; the valve shell is of a stretching block structure with a round-corner rectangular cross section, a through hole which is through up and down is arranged on the valve shell to form a valve groove, and the cross section of the valve groove is rectangular; the valve is characterized in that a valve hole is formed by a round through hole which is through from front to back, a valve plate with a vertical plate structure is embedded in the valve groove, the cross section of the valve plate is consistent with that of the valve groove, two concentric annular sealing grooves are arranged at the front and back positions of the valve groove of the valve hole, an annular sealing ring is embedded in each sealing groove in an interference fit mode, the inner diameter of each sealing ring is consistent with that of the valve hole, a fixing seat is arranged on the valve shell, the valve shell and the fixing seat are of an integrated structure, a connecting seat with a platy structure is fixed on the fixing seat through bolts, a shaft sleeve with a cylindrical structure is welded on the connecting seat, a screw rod is embedded in each shaft sleeve, a ring is arranged at the bottom end of each screw rod to form a rotating ring, a cavity for embedding the rotating ring is formed in the valve plate, the screw rod is, the upper end of the screw is matched with a bolt cap through threads, at least three groups of horizontal rotating rods with rod-shaped structures are welded at the lower part of the bolt cap, the outer end of each rotating rod is fixed on a rotating wheel concentric with the bolt cap, and the rotating wheel is of a wheel rim structure; a circular plate hole is formed in the valve plate, and the diameter of the plate hole is consistent with that of the valve hole; the valve casing lower extreme is embedded in the valve frame of a frame construction, and the valve frame lower part is a horizontal structure, and the intermediate position on valve frame upper portion is equipped with the indent of gomphosis valve casing lower extreme shape, adopts welding or bolted connection to consolidate between valve frame and the valve casing, the diaphragm orifice is embedded to have one and washes the piece, washes the piece and includes hollow ring, raceway, water jet.

Preferably, in the flushing part, the hollow ring is of a hollow ring structure, the outer diameter of the hollow ring is consistent with the inner diameter of the plate hole, and the hollow ring is embedded and fixed in the plate hole.

Preferably, in the flushing member, the front and back surfaces of the hollow ring are circumferentially arrayed with water spraying holes, and the periphery of the water spraying holes is reinforced by the ring to form the water spraying nozzle.

Preferably, in the flushing part, the lower end of the hollow ring is provided with a water delivery pipe, the water delivery pipe is communicated with the inside of the hollow ring, the valve plate is internally provided with a strip hole for the water delivery pipe to penetrate through, and the diameter of the strip hole is consistent with the outer diameter of the water delivery pipe.

Preferably, both ends are equipped with the valve pipe of ring section of thick bamboo structure around the valve opening of valve casing, and the internal diameter of valve pipe is unanimous with the diameter of valve opening, and the one end welded fastening that the valve opening was kept away from to every valve pipe has a ring flange, is equipped with one on the ring flange and the valve pipe the internal diameter is concentric and the unanimous front and back through-hole of internal diameter, is equipped with the mounting hole of circumference array on the ring flange.

Preferably, the spacing between the sealing rings is smaller than the thickness of the valve plate.

Preferably, the connecting seat is provided with an upper through hole and a lower through hole with the cross sections consistent with the cross section of the valve plate.

When in use, the lower end of the water pipe is connected with a water valve, the water valve is in a closed state, and the other end of the water valve is connected with a water pipe (the water pipe can be connected only during cleaning and is not required to be independently arranged); the flange plate is connected with the ore pulp pipeline, the rotating wheel can be rotated, and then the rotating wheel rotates the bolt cap to rotate, the bolt cap drives the screw rod to rotate and move upwards when rotating, because the screw rod and the valve plate are connected by the rotary ring screw pair, so the valve plate can not influence the rotation of the screw rod, and the valve plate can only be driven by the screw rod to move up and down, therefore, the valve can be closed by moving the valve plate to enable the non-plate hole part at the lower part of the valve plate to shield the valve hole, the valve can be opened by moving the valve plate to make the plate hole and the valve hole partially or completely coincide, because the plate surface on the valve plate is attached to the sealing ring when the valve plate closes the valve hole, the sand slag entering amount between the two sealing grooves can be greatly reduced, the abrasion of the sealing grooves is greatly reduced, and the valve plate is prevented from being limited after sand slag enters the sealing grooves, so that the air tightness of the closed valve is influenced; the utility model discloses can select the regular clearance of not dismantling, with the sand sediment around the further clearance sealing washer, when not dismantling the clearance, it is concentric with the valve plate to shift up to pore and valve opening with the valve plate, make the valve opening open completely, open the water valve of raceway lower extreme, rivers are transported to the hollow ring in by the raceway, rivers in the hollow ring are by the water jet blowout on it, because water jet department is the aperture, so the water of water jet presents the injection form, erode two sealing washers, sand sediment and the valve casing of adhesion on with two sealing washers, the sand sediment of adhesion erodees on the valve pipe, and then the clearance valve casing, the valve pipe, the sand sediment of adhesion on the sealing washer, and then the protection sealing washer, reduce the wearing and tearing of sealing washer, increase the life of ore pulp valve.

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

establish through washing the piece and make this application, can exempt from to dismantle and transport rivers to the hollow ring in by the raceway, rivers in the hollow ring are by the water jet blowout above that, because water jet department is the aperture, so the water of water jet presents the form of spouting, erode two sealing washers, sand sediment and the valve casing of adhesion on two sealing washers, the valve pipe is gone up the sand sediment of adhesion and is erodeed, and then the sand sediment of adhesion on the clearance sealing washer, and then the protection sealing washer, reduce the wearing and tearing of sealing washer, increase the life of ore pulp valve.

Drawings

Figure 1 is a schematic diagram of an explosion structure of a three-piece sealing combined type ore pulp valve.

Figure 2 is a schematic perspective view of a three-piece sealing combination type pulp valve.

Figure 3 is a schematic diagram of the structure of a flushing part in a three-piece sealing combined type ore pulp valve.

Fig. 4 is an enlarged view of a structure in fig. 3.

In the figure: 1. a valve housing; 2. a valve spool; 3. a sealing groove; 4. a valve tube; 5. a flange plate; 6. a valve frame; 7. a fixed seat; 8. a connecting seat; 9. a flushing member; 10. a shaft sleeve; 11. a rotating wheel; 12. a bolt cap; 13. a screw; 14. A seal ring; 15. a valve plate; 16. plate holes; 17. a valve bore; 18. rotating the ring; 91. a hollow ring; 92. a water delivery pipe; 93. and a water spraying opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a three-piece sealing and assembling type pulp valve includes: the valve comprises a valve shell 1, a valve groove 2, a sealing groove 3, a valve pipe 4, a flange plate 5, a valve frame 6, a fixed seat 7, a connecting seat 8, a flushing part 9, a shaft sleeve 10, a rotating wheel 11, a bolt cap 12, a screw 13, a sealing ring 14, a valve plate 15, a plate hole 16, a valve hole 17 and a rotating ring 18; the valve casing 1 is of a stretching block-shaped structure with a round-corner rectangular cross section, a through hole which is through up and down is arranged on the valve casing 1 to form a valve groove 2, and the cross section of the valve groove 2 is rectangular; the valve comprises a valve shell 1, a valve plate 15 with a vertical plate structure is embedded in the valve groove 2, the cross section of the valve plate 15 is consistent with that of the valve groove 2, two concentric annular sealing grooves 3 are arranged at the front and back positions of the valve hole 17 in the valve groove 2, an annular sealing ring 14 is embedded in each sealing groove 3 in an interference fit mode, the inner diameter of each sealing ring 14 is consistent with that of the valve hole 17, a fixing seat 7 is arranged on the valve shell 1, the valve shell 1 and the fixing seat 7 are of an integrated structure, a connecting seat 8 with a plate structure is fixed on the fixing seat 7 by bolts, a shaft sleeve 10 with a cylindrical structure is welded on each connecting seat 8, a screw rod 13 is embedded in each shaft sleeve 10, a ring is arranged at the bottom end of each screw rod 13 to form a rotating ring 18, a cavity for embedding the rotating ring 18 is arranged in the valve plate 15, and the screw rod 13 is embedded in the cavity of the valve, the screw 13 forms a revolute pair around the axle center of the swivel 18 and the valve plate 15, the upper end of the screw 13 is matched with a bolt cap 12 through screw threads, at least three groups of horizontal rotating rods with rod-shaped structures are welded at the lower part of the bolt cap 12, the outer end of each rotating rod is fixed on a rotating wheel 11 concentric with the bolt cap 12, and the rotating wheel 11 is of a rim structure; a circular plate hole 16 is formed in the valve plate 15, and the diameter of the plate hole 16 is consistent with that of the valve hole 17; the lower end of the valve casing 1 is embedded in a valve frame 6 of a frame structure, the lower part of the valve frame 6 is of a horizontal structure, the middle position of the upper part of the valve frame 6 is provided with an indent of the shape of the lower end of the embedded valve casing 1, the valve frame 6 and the valve casing 1 are reinforced by welding or bolt connection, the plate hole 16 is embedded with a flushing part 9, and the flushing part 9 comprises a hollow ring 91, a water conveying pipe 92 and a water spraying port 93.

In the washing member 9, the hollow ring 91 is a hollow ring structure, the outer diameter of the hollow ring 91 is consistent with the inner diameter of the plate hole 16, and the hollow ring 91 is embedded and fixed in the plate hole 16.

In the flushing member 9, water spraying holes are circumferentially arrayed on the front and back surfaces of the hollow ring 91, and the periphery of the water spraying holes is reinforced by the ring to form water spraying holes 93.

In the flushing part 9, the lower end of the hollow ring 91 is provided with a water pipe 92, the water pipe 92 is communicated with the inside of the hollow ring 91, the valve plate 15 is internally provided with a strip hole for the water pipe 92 to penetrate through, and the diameter of the strip hole is consistent with the outer diameter of the water pipe 92.

Both ends are equipped with the valve pipe 4 of ring section of thick bamboo structure around the valve opening 17 of valve casing 1, and the internal diameter of valve pipe 4 is unanimous with the diameter of valve opening 17, and every valve pipe 4 one end welded fastening who keeps away from valve opening 17 has a ring flange 5, is equipped with one on the ring flange 5 with the concentric and unanimous front and back through-hole of internal diameter of valve pipe 4, is equipped with the mounting hole of circumference array on the ring flange 5.

The spacing between the sealing rings 14 is smaller than the thickness of the valve plate 15.

And an upper through hole and a lower through hole with the cross sections consistent with that of the valve plate 15 are arranged on the connecting seat 8.

The utility model discloses a theory of operation is: when the water pipe cleaning device is used, the lower end of the water pipe 92 is connected with a water valve, the water valve is in a closed state, and the other end of the water valve is connected with a water pipe (the water pipe can be connected only during cleaning and is not required to be independently arranged); the flange 5 is used for connecting an ore pulp pipeline, the rotating wheel 11 can be rotated, the rotating wheel 11 rotates the bolt cap 12 to rotate, the bolt cap 12 drives the screw 13 to rotate upwards when rotating, the screw 13 and the valve plate 15 are connected by the rotary ring 18 in a spiral pair mode, the valve plate 15 cannot influence the rotation of the screw 13, the valve plate 15 can only be driven by the screw 13 to move up and down, the valve can be closed by moving the valve plate 15 and enabling the non-plate hole 16 at the lower part of the valve plate 15 to partially shield the valve hole 17, the opening of the valve can be realized by moving the valve plate 15 and enabling the plate hole 16 on the valve plate 15 and the valve hole 17 to be partially or completely overlapped, when the valve plate 15 closes the valve hole 17, the plate surface on the valve plate 15 is attached to the sealing ring 14, the sand slag entering amount between the two sealing grooves 3 can be greatly reduced, the abrasion of the sealing grooves, the valve plate 15 is limited, and the air tightness of the closed valve is influenced (the length of the thread on the screw 13 is ensured, and the plate hole 16 and the valve hole 17 are exactly concentric when the valve plate 15 is transported to the highest position); the utility model discloses can select the regular clearance of not dismantling, with the sand sediment around the further clearance sealing washer, when not dismantling the clearance, it is concentric to move up to pore 16 and valve opening 17 with valve plate 15, make valve opening 17 open completely, open the water valve of raceway 92 lower extreme, rivers are transported to in the hollow ring 91 by raceway 92, rivers in the hollow ring 91 are spout by water jet 93 above that, because water jet 93 locates to be the aperture, so the water of water jet 93 presents the jet form, erode two sealing washer 14, the sand sediment and the valve casing 1 of adhesion on two sealing washer 14, the sand sediment of adhesion on the valve pipe 4 erode, and then clear up the sand sediment of adhesion on the valve casing 1, valve pipe 4, sealing washer 14, and then protect sealing washer 14, reduce the wearing and tearing of sealing washer 14, increase the life of ore pulp valve (because the ore pulp valve is mainly transported is mud, the ore pulp, the coal pulp is thick liquid, Sewage and slag-water mixture, so that the cleaning water has little influence on the materials transported in the pipeline).

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein; any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A three-piece sealing combined type ore pulp valve comprises: the valve comprises a valve shell (1), a valve groove (2), a sealing groove (3), a valve pipe (4), a flange plate (5), a valve frame (6), a fixed seat (7), a connecting seat (8), a flushing part (9), a shaft sleeve (10), a rotating wheel (11), a bolt cap (12), a screw rod (13), a sealing ring (14), a valve plate (15), a plate hole (16), a valve hole (17) and a rotating ring (18); the method is characterized in that: the valve casing (1) is of a stretching block structure with a round-corner rectangular cross section, a through hole which is through up and down is arranged on the valve casing (1) to form a valve groove (2), and the cross section of the valve groove (2) is rectangular; the valve is characterized in that a valve hole (17) is formed by a front circular through hole and a rear circular through hole which are through, the valve groove (2) is embedded with a valve plate (15) with a vertical plate structure, the cross section of the valve plate (15) is consistent with that of the valve groove (2), two concentric annular sealing grooves (3) are arranged at the front position and the rear position of the valve groove (2) of the valve hole (17), an annular sealing ring (14) is embedded in each sealing groove (3) in an interference fit mode, the inner diameter of each sealing ring (14) is consistent with that of the valve hole (17), a fixing seat (7) is arranged on the valve casing (1), the valve casing (1) and the fixing seat (7) are of an integral structure, a connecting seat (8) with a plate-shaped structure is fixed on the fixing seat (7) by bolts, a shaft sleeve (10) with a cylindrical structure is welded on the connecting seat (8), and, the bottom end of the screw rod (13) is provided with a ring to form a rotating ring (18), a cavity for embedding the rotating ring (18) is arranged in the valve plate (15), the screw rod (13) is embedded in the cavity of the valve plate (15) through the rotating ring (18), the screw rod (13) forms a rotating pair around the axis of the rotating ring (18) and the valve plate (15), the upper end of the screw rod (13) is matched with a bolt cap (12) through threads, the lower part of the bolt cap (12) is welded with at least three groups of horizontal rotating rods with rod-shaped structures, the outer end of each rotating rod is fixed on a rotating wheel (11) concentric with the bolt cap (12), and the rotating wheel (11) is of a wheel ring structure; a circular plate hole (16) is formed in the valve plate (15), and the diameter of the plate hole (16) is consistent with that of the valve hole (17); valve casing (1) lower extreme is embedded in valve frame (6) of a frame construction, and valve frame (6) lower part is a horizontal structure, and the intermediate position on valve frame (6) upper portion is equipped with the indent of gomphosis valve casing (1) lower extreme shape, adopts welding or bolted connection to consolidate between valve frame (6) and the valve casing (1), the embedded piece (9) that washes that have in diaphragm orifice (16), wash piece (9) and include hollow ring circle (91), raceway (92), water jet (93).

2. The three-piece sealed combination pulp valve of claim 1, wherein: in the flushing piece (9), the hollow ring (91) is of a hollow ring structure, the outer diameter of the hollow ring (91) is consistent with the inner diameter of the plate hole (16), and the hollow ring (91) is embedded and fixed in the plate hole (16).

3. The three-piece sealed combination pulp valve of claim 1, wherein: in the flushing piece (9), water spraying holes are circumferentially arrayed on the front surface and the rear surface of the hollow ring (91), and water spraying openings (93) are formed around the water spraying holes by ring reinforcement.

4. The three-piece sealed combination pulp valve of claim 1, wherein: in the flushing part (9), the lower end of the hollow ring (91) is provided with a water pipe (92), the water pipe (92) is communicated with the inside of the hollow ring (91), a bar hole for the water pipe (92) to penetrate through is arranged in the valve plate (15), and the diameter of the bar hole is consistent with the outer diameter of the water pipe (92).

5. The three-piece sealed combination pulp valve of claim 1, wherein: both ends are equipped with valve pipe (4) of ring section of thick bamboo structure around valve opening (17) of valve casing (1), and the internal diameter of valve pipe (4) is unanimous with the diameter of valve opening (17), and the one end welded fastening that valve opening (17) were kept away from in every valve pipe (4) has a ring flange (5), is equipped with one on ring flange (5) and the concentric and the unanimous front and back through-hole of internal diameter of valve pipe (4), is equipped with the mounting hole of circumference array on ring flange (5).

6. The three-piece sealed combination pulp valve of claim 1, wherein: the distance between the sealing rings (14) is smaller than the thickness of the valve plate (15).

7. The three-piece sealed combination pulp valve of claim 1, wherein: and an upper through hole and a lower through hole with the cross sections consistent with that of the valve plate (15) are arranged on the connecting seat (8).