CN210510297U

CN210510297U - Stainless steel casting valve

Info

Publication number: CN210510297U
Application number: CN201921294702.XU
Authority: CN
Inventors: 张华庄
Original assignee: Haixing Houde Stainless Steel Products Co Ltd
Current assignee: Haixing Houde Stainless Steel Products Co Ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-05-12
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a stainless steel casting valve, including valve body, valve gap and valve rod, the valve body is provided with the filter joint in its below that goes out water swivel one side, the bottom of filter joint is provided with the passageway that communicates with the inner chamber of valve body, still is provided with the filter cartridge in the valve body, the filter cartridge certainly passageway department inserts extremely in the inner chamber of valve body, the bottom of filter joint be provided with be used for with the sealed lid of passageway shutoff, the valve rod setting is provided with the detachable hand wheel in the one end of pressing the cap outside. The utility model discloses a filter cartridge can be dismantled in the setting of water connectors one side of valve body, can effectively filter the storage to the impurity of aquatic to avoid the influence that the water in the pipeline caused industrial equipment, improved the quality of water, make things convenient for the normal use of water, thereby prolonged the life of equipment, and can dismantle the setting of hand wheel, make things convenient for the staff to take off the hand wheel, avoid other people maloperation valves and bring some serious consequences.

Description

Stainless steel casting valve

Technical Field

The utility model relates to the technical field of valves, especially, relate to a stainless steel casting valve.

Background

The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, and is widely applied in daily life and industrial production, but no matter domestic water or industrial water, water in the pipeline can enter some small-volume impurities such as metal chips, stone sand and the like due to various reasons, particularly in the industrial water, the impurities can enter some equipment along with the water, and long-time accumulation of the impurities can influence the normal operation of the equipment, so that the service life is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to avoid prior art's weak point, provide a stainless steel casting valve to effectively solve the weak point that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a stainless steel casting valve comprises a valve body, a valve cover and a valve rod, wherein a water inlet connector and a water outlet connector are respectively arranged at two ends of the valve body, a valve seat is arranged in the valve body, the valve cover is arranged at the upper end of the valve body, a pressing cap is arranged at the top of the valve cover, the valve rod sequentially penetrates through the pressing cap and the valve cover and enters an inner cavity of the valve body, a valve clack is arranged at one end of the valve rod, which is arranged in the valve body, and is sealed on the valve seat, a filtering connector is arranged below one side of the valve body, which is provided with a channel communicated with the inner cavity of the valve body, a filtering box is further arranged in the valve body, the filtering box is inserted into the inner cavity of the valve body from the channel, a sealing cover for plugging the channel is arranged at the bottom of the filtering connector, and a detachable hand;

the filter box comprises a frame formed by enclosing rectangular enclosing plates on two sides and an arc-shaped plate at the top, a first filter screen is arranged on one side of the frame close to the water inlet joint, a second filter screen is arranged on one side of the frame close to the water outlet joint, the sieve pores of the first filter screen are larger than those of the second filter screen, and an openable bottom cover is arranged at the bottom of the frame;

the inner chamber of valve body is provided with in the position that corresponds both sides bounding wall and keeps off along, keep off the inner wall on edge and laminate mutually with the bounding wall, the arc is laminated mutually with the inner wall of valve body.

Further, the top of valve rod is provided with hexagonal grafting piece, the center department of hand wheel be provided with the jack of grafting piece looks adaptation, the top of grafting piece is provided with the boss, boss department cover is equipped with the spacing ring the same with grafting piece appearance, the external diameter of spacing ring is the same with the external diameter of grafting piece, and the internal diameter of spacing ring is greater than the diameter of boss, and the top threaded connection of boss has the locking cap of fastening the spacing ring.

Furthermore, a positioning pin is inserted into one side of the limiting ring and penetrates through the limiting ring to be in threaded connection with the boss.

Furthermore, the locating pin is provided with the annular edge in the one end of keeping away from the boss, be provided with on the outer wall of spacing ring with the draw-in groove along looks adaptation of annular.

Furthermore, the lock cap with the one end of boss contact is provided with the threaded rod, be provided with on the boss with the screw thread blind hole of threaded rod looks adaptation.

Furthermore, the end parts of the water inlet connector and the water outlet connector are provided with connecting flanges.

Further, the bottom of the sealing cover is provided with a hexagonal dismounting head.

Furthermore, the size of the sieve pore of the first filter screen is 5mm-10mm, and the size of the sieve pore of the second filter screen is less than or equal to 3 mm.

The above technical scheme of the utility model following beneficial effect has: the utility model discloses a filter cartridge can be dismantled in the setting of water connectors one side of valve body, can effectively filter the storage to the impurity of aquatic to avoid the influence that the water in the pipeline caused industrial equipment, improved the quality of water, make things convenient for the normal use of water, thereby prolonged the life of equipment, and can dismantle the setting of hand wheel, make things convenient for the staff to take off the hand wheel, avoid other people maloperation valves and bring some serious consequences.

Drawings

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

fig. 2 is a schematic view of a front view cross-sectional structure of an embodiment of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a schematic side view of a cross-sectional structure according to an embodiment of the present invention;

fig. 5 is a schematic view of an explosion structure at the hand wheel of the embodiment of the present invention;

FIG. 6 is a schematic structural view of a main body of a filter cassette according to an embodiment of the present invention;

fig. 7 is a second schematic structural diagram of the filter cartridge according to the embodiment of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely 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 thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-7, the stainless steel casting valve of this embodiment includes a valve body 1, a valve cap 2 and a valve rod 3, all of which are made of stainless steel casting, a water inlet joint 11 and a water outlet joint 12 are respectively disposed at two ends of the valve body 1, a valve seat 13 is disposed in the valve body 1, the valve cap 2 is disposed at an upper end of the valve body 1, a press cap 7 is disposed at a top of the valve cap 2, the valve rod 3 sequentially passes through the press cap 7 and the valve cap 2 and enters an inner cavity of the valve body 1, a valve flap 31 is disposed at one end of the valve rod 3 disposed in the valve body 1, the valve flap 31 is sealed on the valve seat 13, a filter joint 14 is disposed below one side of the water outlet joint 13 of the valve body 1, a passage communicated with the inner cavity of the valve body 1 is disposed at a bottom of the filter joint 14, a filter cartridge 4 is further disposed in the valve body 1, the filter cartridge 4 is inserted into the, the sealing cover 15 is in threaded connection with the filtering joint 14, and a detachable hand wheel 5 is arranged at one end of the valve rod 3, which is arranged outside the pressing cap 7;

the filter box 4 comprises a frame formed by enclosing rectangular enclosing plates 41 at two sides and a top arc-shaped plate 42, a first filter screen 43 is arranged at one side of the frame close to the water inlet joint 11, a second filter screen 44 is arranged at one side of the frame close to the water outlet joint 12, the sieve pores of the first filter screen 43 are larger than those of the second filter screen 44, an openable bottom cover 45 is arranged at the bottom of the frame, and one side of the bottom cover 45 is hinged with the bottom of the frame;

the inner cavity of the valve body 1 is provided with a baffle edge 16 at the position corresponding to the enclosing plates 41 at the two sides, the inner wall of the baffle edge 16 is attached to the enclosing plates 41, the arc-shaped plate 42 is attached to the inner wall of the valve body 1, the baffle edges 16 at the two sides in the valve body 1 shield a channel in the valve body 1, the position of the filter joint 14 corresponds to the position of the baffle edge 16, two opposite surfaces of the baffle edge 16 are flat planes, the filter box 4 is inserted into the channel at the bottom of the filter joint 14, the arc-shaped plate 42 at the top of the filter box 4 is abutted against the inner wall of the valve body 1, the enclosing plates 41 at the two sides are attached to the two planes of the baffle edge 16, so that water can only pass through two filter screens, then the sealing cover 15 is screwed, the upper end face of the sealing cover 15 is attached to the bottom cover 45 at the.

The top of valve rod 3 is provided with hexagonal grafting piece 32, and the center department of hand wheel 5 is provided with the jack with grafting piece 32 looks adaptation, and the top of grafting piece 32 is provided with boss 33, and boss 33 department cover is equipped with the spacing ring 34 the same with grafting piece 32 appearance, and the external diameter of spacing ring 34 is the same with the external diameter of grafting piece 32, and the internal diameter of spacing ring 34 is greater than the diameter of boss 33, and the top threaded connection of boss 33 has the locking cap 35 of pressing from both sides the tight fixed with spacing ring 34.

One side of spacing ring 34 is pegged graft and is had locating pin 36, locating pin 36 pass spacing ring 34 and with boss 33 threaded connection, one side of spacing ring 34 is provided with the spliced eye that makes things convenient for locating pin 36 to pass, the diameter of locating pin 36 is less than the aperture of spliced eye on the spacing ring 34, during the installation, establish spacing ring 34 cover in boss 33 department earlier, then pass spacing ring 34 and support tightly in boss 33 with locating pin 36 from the outside, make spacing 34 like this when removing, can only remove along locating pin 36, make things convenient for it to reset.

The locating pin 36 is provided with annular along 39 in the one end of keeping away from boss 33, is provided with the draw-in groove with annular along 39 looks adaptation on the outer wall of spacing ring 34, and annular along 39 makes spacing ring 34 avoid appearing the deviation after removing to reset, can make spacing ring 34 agree with the appearance profile of plug-in block 32 mutually, makes things convenient for the installation of hand wheel 5.

The lock cap 35 is provided with a threaded rod 37 at one end contacting the boss 33, and the boss 33 is provided with a blind threaded hole 38 adapted to the threaded rod 37.

When the hand wheel 5 is installed, the hand wheel 5 is sleeved on the insertion block 32, the lock cap 35 is loosened, the limit ring 34 is moved along the positioning pin 36, a part of the inner wall of the limit ring 34 is attached to a part of the boss 33, the limit ring 34 is dislocated at the moment, a part of the limit ring 34 extends out of the insertion block 32, then the lock cap 35 is screwed down, the limit ring 34 is clamped tightly and cannot move, the hand wheel 5 cannot be taken down due to the dislocated limit ring 34 at the moment, the valve can be closed and opened, after the valve is operated, the lock cap 35 is loosened again, the limit ring 34 is reset along the positioning pin 36, the annular edge 39 on the positioning pin 36 is arranged, the limit ring 34 and the insertion block 32 are in the coaxial position after being reset, and the outer edge of the limit ring 34 and the edge of the insertion block 32 perfectly correspond to form a shape, The whole is the same in size, then the hand wheel 5 can be taken down on the plug-in block 32, and the operation is very convenient.

The end parts of the water inlet joint 11 and the water outlet joint 12 are both provided with a connecting flange 6.

The bottom of sealed lid 15 is provided with hexagonal dismantlement head 17, and the setting of dismantling head 17 makes things convenient for the staff to use the instrument card in bayonet joint 17 department and open sealed lid 15.

Preferably, the mesh size of the first filter screen 43 is 5mm-10mm, and the mesh size of the second filter screen 44 is less than or equal to 3 mm.

The utility model discloses a theory of operation does: water flows in from one side of the water inlet joint 11 and flows out from one side of the water outlet joint 12, when the water flows, the water passes through the filter box 4, impurities can enter along the first filter screen 43 and are blocked by the second filter screen 44, the impurities can be accumulated in the filter box 4, the water can freely pass through the filter box, when the water is to be overhauled, the valve is closed, the water does not exist at one side of the water outlet joint 12 any more, the sealing cover 15 at the bottom of the filter joint 14 is opened, the filter box 4 is taken out, the bottom cover 45 of the filter box is opened to clean the impurities, and then the water is filled back into the valve body 1.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a stainless steel casting valve, includes valve body, valve gap and valve rod, the both ends of valve body are provided with water supply connector and water connectors respectively, are provided with the disk seat in the valve body, the valve gap sets up in the upper end of valve body, and the top of valve gap is provided with presses the cap, the valve rod passes in proper order and presses cap and valve gap and enter into the inner chamber of valve body, and the one end that the valve rod set up in the valve body is provided with the valve clack, the valve clack seal in on the disk seat, its characterized in that: the valve body is provided with a filtering joint below one side of the water outlet joint, the bottom of the filtering joint is provided with a channel communicated with the inner cavity of the valve body, a filtering box is also arranged in the valve body and inserted into the inner cavity of the valve body from the channel, the bottom of the filtering joint is provided with a sealing cover used for plugging the channel, and one end of the valve rod, which is arranged outside the pressing cap, is provided with a detachable hand wheel;

2. A stainless steel cast valve according to claim 1, characterized in that: the top of valve rod is provided with hexagonal grafting piece, the center department of hand wheel be provided with the jack of grafting piece looks adaptation, the top of grafting piece is provided with the boss, boss department cover is equipped with the spacing ring the same with grafting piece appearance, the external diameter of spacing ring is the same with the external diameter of grafting piece, and the internal diameter of spacing ring is greater than the diameter of boss, and the top threaded connection of boss has the locking cap of fastening the spacing ring clamp.

3. A stainless steel cast valve according to claim 2, characterized in that: one side of the limiting ring is inserted with a positioning pin, and the positioning pin penetrates through the limiting ring and is in threaded connection with the boss.

4. A stainless steel cast valve according to claim 3, characterized in that: the locating pin is provided with the annular edge in the one end of keeping away from the boss, be provided with on the outer wall of spacing ring with the draw-in groove along looks adaptation of annular.

5. A stainless steel cast valve according to claim 2, characterized in that: the lock cap with the one end of boss contact is provided with the threaded rod, be provided with on the boss with the screw thread blind hole of threaded rod looks adaptation.

6. A stainless steel cast valve according to claim 1, characterized in that: and the end parts of the water inlet connector and the water outlet connector are provided with connecting flanges.

7. A stainless steel cast valve according to claim 1, characterized in that: the bottom of the sealing cover is provided with a hexagonal dismounting head.

8. A stainless steel cast valve according to claim 1, characterized in that: the sieve pore size of the first filter screen is 5mm-10mm, and the sieve pore size of the second filter screen is less than or equal to 3 mm.